Interesting United States Weather Facts and
Extremes
Top 10 cities with
least weather variety
Based on temperature variation, precipitation, wind, severe
weather
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1. San Francisco,
California
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2. San Diego, California
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3. Los Angeles, California
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4. Santa Barbara,
California
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5. Eureka, California
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6. Long Beach, California
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7. Honolulu, Hawaii
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8. Santa Maria, California
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9. San Luis Obispo,
California
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10. Kahului, Hawaii
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Top 10 hail prone
cities Based on frequency and severity of
hail
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1. Tulsa, Oklahoma
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2. Amarillo, Texas
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3. Oklahoma City, Oklahoma
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4. Wichita, Kansas
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5. Dallas / Fort Worth,
Texas
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6. Arlington, Texas
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7. Denver, Colorado
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8. Colorado Springs,
Colorado
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9. Shreveport, Louisiana
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10. Kansas City, Missouri /
Kansas
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Top 10 Tropical storm / Hurricane
prone cities
Average # of years with no storm. Totals based on
data from 1871- 2007, hitting within 60 miles of the
city
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1. Cape Hatteras, North
Carolina
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2.49
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2. Delray Beach, Florida
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2.54
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3. Hollywood, Florida
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2.58
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4. Deerfield Beach, Florida
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2.58
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5. Boca Raton, Florida
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2.58
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6. Florida City, Florida
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2.63
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7. Grand Isle, Louisiana
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2.63
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8. Ft. Pierce, Florida
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2.69
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9. Miami, Florida
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2.69
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10. Ft. Lauderdale, Florida
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2.69
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Top 10 Tornado
states
Avg number of
tornadoes per 10,000 square
miles, occurring from 1953-2004
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1. Florida
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9.4
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2. Oklahoma
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8.2
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3. Kansas
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6.7
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4. Iowa
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6.6
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5. Illinois
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6.2
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6. Indiana
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6.1
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7. Mississippi
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5.7
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8. Maryland
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5.7
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9. Louisiana
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5.6
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10. Texas
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5.2
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Top 10 Thunderstorm
cities
Avg annual number of thunderstorms
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1. Fort Myers, Florida
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89
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2. Tampa, Florida
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87
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3. Tallahassee, Florida
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83
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4. Gainesville, Florida
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81
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5. Orlando, Florida
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80
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6. Mobile, Alabama
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79
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7. W. Palm Beach, Florida
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79
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8. Lake Charles, Louisiana
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76
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9. Daytona Beach, Florida
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75
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10. Vero Beach, Florida
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75
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Top 10 Tornado prone
cities
Ranked by tornadoes per 1,000 miles
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1. Oklahoma City, Oklahoma
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2. Tulsa, Oklahoma
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3. Dallas - Ft. Worth,
Texas
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4. Wichita, Kansas
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5. Springfield, Missouri
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6. Kansas City, Kansas /
Missouri
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7. Ft. Smith, Arkansas
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8. Little Rock, Arkansas
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9. Jackson, Mississippi
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10. Birmingham, Alabama
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Top 10 Earthquake prone
states
# of earthquakes in the last 30 years
centered in the state
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1. Alaska
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2. California
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3. Hawaii
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4. Nevada
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5. Washington
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6. Idaho
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7. Wyoming
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8. Montana
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9. Utah
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10. Oregon
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10 all-time hottest
temperatures
Obtained from state temperature
records, NCDC
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1. Death Valley, California
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134
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2. Lake Havasu, Arizona
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128
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3. Laughlin, Nevada
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125
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4. Lakewood, New Mexico
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122
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5. Alton, Kansas
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121
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6. Steele, North Dakota
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121
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7. Ozark, Arkansas
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120
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8. Tipton, Oklahoma
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120
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9. Seymour, Texas
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120
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10. Usta, South Dakota
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120
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10 all-time coldest
temperatures
Obtained from state temperature
records, NCDC
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1. Prospect Creek, Alaska
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-80
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2. Rogers Pass, Montana
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-70
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3. Peters Sink, Utah
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-69
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4. Riverside, Wyoming
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-66
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5. Maybell, Colorado
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-61
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6. Tower, Minnesota
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-60
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7. Parshall, North Dakota
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-60
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8. Island Park Dam, Idaho
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-60
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9. McIntosh, South Dakota
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-58
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10. Couderay, Wisconsin
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-55
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10 hottest
cities
Average annual temperature, F
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1. Key West, Florida
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77.7
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2. Miami, Florida
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75.6
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3. W Palm Beach, Florida
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74.6
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4. Ft. Myers, Florida
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73.9
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5. Yuma, Florida
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73.9
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6. Brownsville, Texas
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73.6
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7. Orlando, Florida
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72.4
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8. Vero Beach, Florida
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72.4
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9. Corpus Christi, Texas
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72.1
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10. Tampa, Florida
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72.0
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10 coldest
cities
Average annual temperature, F
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1. International Falls,
Minnesota
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36.4
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2. Duluth, Minnesota
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38.2
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3. Caribou, Maine
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38.9
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4. Marquette, Michigan
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39.2
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5. Sault Ste Marie,
Michigan
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39.7
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6. Fargo, North Dakota
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40.5
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7. Williston, North Dakota
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40.8
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8. Alamosa, Colorado
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41.2
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9. Bismarck, North Dakota
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41.3
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10. St. Cloud, Minnesota
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41.4
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10 driest
cities
Avg annual precipitation in inches
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1. Yuma, Arizona
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2.65
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2. Las Vegas, Nevada
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4.19
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3. Bishop, California
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5.61
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4. Bakersfield, California
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5.72
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5. Phoenix, Arizona
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7.11
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6. Alamosa, Colorado
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7.13
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7. Reno, California
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7.49
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8. Winslow, Arizona
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7.64
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9. El Paso, Texas
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7.82
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10. Winnemucca, Nevada
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7.82
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10 wettest cities
Avg annual precipitation in inches
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1. Hilo, Hawaii
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128.00
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2. Quillayute, Washington
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104.50
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3. Astoria, Oregon
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69.60
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4. Blue Canyon, California
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67.87
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5. Mobile, Alabama
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64.64
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6. Tallahassee, Florida
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64.59
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7. Pensacola, Florida
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61.16
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8. New Orleans, Louisiana
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59.74
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9. W Palm Beach, Florida
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59.72
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10. Miami, Florida
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59.55
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10 snowiest
cities
Avg annual precipitation in inches
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1. Blue Canyon, California
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240.8
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2. Marquette, Michigan
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128.6
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3. Sault Ste Marie,
Michigan
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116.7
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4. Syracuse, New York
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111.6
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5. Caribou, Maine
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110.4
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6. Mount Shasta, California
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104.9
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7. Lander, Wyoming
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102.5
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8. Flagstaff, Arizona
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99.9
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9. Sexton Summit, Oregon
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97.8
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10. Muskegon, Michigan
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97.0
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10 windiest
cities
Avg annual wind speed in mph
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1. Blue Hill Observatory,
Massachusetts
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15.4
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2. Dodge City, Kansas
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14.0
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3. Amarillo, Texas
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13.5
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4. Rochester, Minnesota
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13.1
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5. Casper, Wyoming
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12.9
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6. Cheyenne, Wyoming
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12.9
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7. Great Falls, Montana
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12.7
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8. Goodland, Kansas
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12.6
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9. Boston, Massachusetts
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12.5
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10. Lubbock, Texas
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12.4
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10 sunniest
cities
Annual percent of possible sunshine
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1. Yuma, Arizona
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90%
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2. Las Vegas, Nevada
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85%
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3. Phoenix, Arizona
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85%
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4. Tucson, Arizona
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85%
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5. El Paso, Texas
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83%
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6. Flagstaff, Arizona
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79%
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7. Fresno, California
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79%
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8. Reno, Nevada
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79%
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9. Sacramento, California
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78%
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10. Albuquerque, N.M.
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76%
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10 cloudiest
cities
Avg number of cloudy days per year
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1. Astoria, Oregon
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240
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2. Quillayute, Washington
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240
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3. Olympia, Washington
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229
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4. Seattle, Washington
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227
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5. Portland, Oregon
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223
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6. Kalispell, Montana
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213
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7. Binghamton, New York
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212
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8. Beckley, West Virginia
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211
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9. Elkins, West Virginia
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211
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10. Eugene, Oregon
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209
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10 most humid
cities
Avg relative humidity in %
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1. Quillayute, Washington
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83.0
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2. Olympia, Washington
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78.0
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3. Port Arthur, Texas
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77.5
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4. Lake Charles, Louisiana
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77.0
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5. Apalachicola, Florida
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76.5
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6. Gainesville, Florida
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76.5
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7. Corpus Christi, Texas
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76.0
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8. Eugene, Oregon
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75.5
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9. New Orleans, Louisiana
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75.5
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10. Houston, Texas
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75.0
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10 least humid
cities
Avg relative humidity in %
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1. Las Vegas, Nevada
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30.5
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2. Phoenix, Arizona
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37.0
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3. Yuma, Arizona
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38.0
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4. Tucson, Arizona
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39.0
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5. El Paso, Texas
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42.5
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6. Albuquerque, New Mexico
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44.5
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7. Winslow, Arizona
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46.0
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8. Grand Junction, Colorado
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48.0
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9. Winnemucca, Nevada
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48.5
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10. Reno, Nevada
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50.5
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10 rainiest
cities
Number of days per year with rain
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1. Hilo, Hawaii
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277
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2. Quillayute, Washington
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210
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3. Astoria, Oregon
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191
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4. Elkins, West Virginia
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171
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5. Syracuse, New York
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171
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6. Buffalo, New York
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169
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7. Marquette, Michigan
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168
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8. Sault Ste Marie,
Michigan
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166
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9. Erie, Pennsylvania
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165
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10. Binghamton, New York
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162
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10 least rainiest
cities
Number of days per year with rain
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1. Yuma, Arizona
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17
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2. Las Vegas, Nevada
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26
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3. Bishop, California
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29
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4. Santa Barbara,
California
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30
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5. Long Beach, California
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32
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6. Los Angeles, California
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35
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7. Great Falls, Montana
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35
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8. Phoenix, Arizona
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36
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9. Bakersfield, California
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37
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10. San Diego, California
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42
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Largest annual temperature
variation
Change in average temperature between
summer and winter
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1. Fairbanks, Alaska
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90.8
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2. Bettles, Alaska
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90.0
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3. International Falls, MN
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88.8
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4. Fargo, North Dakota
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87
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5.Williston, North Dakota
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86.6
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6. Aberdeen, South Dakota
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86.5
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7. McGrath, Alaska
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86.2
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8. Bismarck, North Dakota
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86.1
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9. Alamosa, Colorado
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85.9
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10. St. Cloud, Minnesota
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85
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10 most uncomfortable
cities
Average combination of summer heat and humidity
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1. Phoenix, Arizona
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2. Corpus Christi, Texas
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3. San Antonio, Texas
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4. Dallas, Texas
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5. West Palm Beach, Florida
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6. Miami, Florida
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7. Waco, Texas
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8. Houston, Texas
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9. Montgomery, Alabama
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10. New Orleans, Louisiana
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Top 10 clean air cities
Based on long-term particle pollution
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1.Cheyenne, Wyoming
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2. Santa Fe, New Mexico
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3. Honolulu, Hawaii
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4. Great Falls, Montana
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5. Tucson, Arizona
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6. Anchorage, Alaska
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7. Farmington, New Mexico
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8. Bismarck, North Dakota
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9. Albuquerque, New Mexico
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10. Rapid City, South Dakota
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Top 10 dirty air cities
Based on long-term particle pollution
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1. Los Angeles, California
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2. Bakersfield, California
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3. Pittsburgh, Pennsylvania
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4. Visalia, California
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5. Fresno, California
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6. Detroit, Michigan
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7. Hanford, California
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8. Cleveland, Ohio
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9. Atlanta, Georgia
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10. Chicago, Illinois
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Best cities for allergies
Based on pollen counts from 1999-2002
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1. Grand Rapids, Michigan
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2. Milwaukee, Wisconsin
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3. Seattle, Washington
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4. San Francisco,
California
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5. Minneapolis, Minnesota
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6. Chicago, Illinois
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7. Syracuse, New York
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8. Salt Lake City, Utah
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9. Los Angeles, California
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10. Denver, Colorado
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Worst cities for allergies
Based on pollen counts from 1999-20002
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1. Kansas City, Mo/Ks
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2. Louisville, Kentucky
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3. Tampa/St. Pete, Florida
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4. Tulsa, Oklahoma
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5. Atlanta, Georgia
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6. Austin, Texas
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7. St. Louis, Missouri
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8. Sacramento, California
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9. Orlando, Florida
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10. Indianapolis, Indiana
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Chart data sources: The National Climatic Data Center, Riskmeter
Online, Hurricane City, Weatherpages.com, National Lung
Association, Sperling's Best Places
Fastest
warming
12 hour warm-up: 83
degrees. From -33 in the morning to 50 by
late afternoon in Granville, ND
on February 21, 1918
15 minute warm-up: 42
degrees. From -5 to 37 degrees in Fort
Assiniboine, Montana on January 19, 1893
7 minute warm-up: 34 degrees in Kipp,
Montana in 1896
Fastest
Cooling
24 hour chill:
100 degrees. From 44 to -54 below zero in
Browning, Montana on January 23-24, 1916.
12 hour chill: 84 degrees.
From 63 to -21 below zero in Fairfield, Montana
on December 24, 1924.
2 hour chill: 62
degrees. From 49 at 6:00am to -13 at 8:00am
in Rapid City, South Dakota on January 10, 1911
15 minute chill: 47
degrees. From 55 at 7:00am to 8 at 7:15am in
Rapid City, South Dakota on January 10, 1911 Interesting
U.S. weather facts
Through
August 2007, the U.S. experienced its hottest year
ever. During the month of August, more than 8,000
new heat maximum and minimum records were set or tied across the
country.
In
Hawaii, where surface temperatures are always above 50F,
there is snow. Between 1 and 2 feet of snow falls
each year in the mountains above 5,000
feet.
The
coldest football game ever played was the NFL Championship Game on
December 31, 1967 in Green Bay, Wisconsin between the Green
Bay Packers and Dallas Cowboys when the temperature fell to -13.
The 2007 NFC Championship game in Green Bay between the New York
Giants and Green Bay Packers was the third coldest game in history
with a temperature of -1 and wind chill of
-23.
The
longest rain-free period in the United States was 767 days (2
years, 37 days), from October 3, 1912 to November 8, 1914 at
Bagdad, California.
A
world record rainfall occurred at Holt, Missouri on June 22,
1947 when it rained 12 inches in just 42 minutes.. This averages to
over 1/4 of an inch of rainfall per minute. On
July 4th, 1956 In Unionville, Maryland 1.23 inches of rain
fell in 1 minute.
The
average yearly temperature of New York, St. Louis and San
Francisco differs by only 1.8F
degrees.
Which
is the least rainy city - Seattle, New York City or Miami?
Although on average Seattle is cloudy 227 days a
year, it only receives 39 inches of rain per year, compared to New
York City (42 inches) and Miami (60
inches)
Is
Chicago really "The Windy City?" Of the
262 major weather reporting stations in the United States, 27% or
72 stations average higher annual wind speeds than Chicago, which
averages 10.3 mph. For example, New York City's
annual wind speed is 12.2
mph.
Due
to Florida's proximity to the equator, the state receives
more than a hundred times the UV exposure that Maine
does.
Cheyenne,
Wyoming averages
the most hail storms in the United States per year with 10 and
Tulsa, Oklahoma experiences the most severe hail storms
annually.
The
United States leads the world with an average of over 1,000
reported tornadoes each year. A distant second is
Canada with an average of approximately 100 reported
tornadoes.
Kansas
has
received the most F5 tornadoes since 1880. Oklahoma
encounters the highest number of significant and violent tornadoes
per square mile.
Of
the total reported tornadoes in the United States each year,
20 can be expected to be F5 tornadoes with winds over 200 mph and
nearly complete destruction.
Interesting
European weather facts and
extremes and
weather reference and
events
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