Interesting United States Weather Facts and Extremes   

Top 10 cities with most weather variety
Based on temperature variation, precipitation, wind, severe weather

1. Springfield, Missouri
2. Topeka, Kansas
3. Rochester, Minnesota
4. Wichita, Kansas
5. Columbia, Missouri
6. Des Moines, Iowa
7. Lincoln, Nebraska
8. Madison, Wisconsin
9. Concordia, Kansas
10. Sioux City, Iowa

Top 10 cities with 
least weather variety
Based on temperature variation, precipitation, wind, severe weather

1. San Francisco, California
2. San Diego, California
3. Los Angeles, California
4. Santa Barbara, California
5. Eureka, California 
6. Long Beach, California
7. Honolulu, Hawaii
8. Santa Maria, California
9. San Luis Obispo, California
10. Kahului, Hawaii

Top 10 hail prone cities
 
Based on frequency and severity of hail

1. Tulsa, Oklahoma
2. Amarillo, Texas
3. Oklahoma City, Oklahoma
4. Wichita, Kansas
5. Dallas / Fort Worth, Texas
6. Arlington, Texas
7. Denver, Colorado
8. Colorado Springs, Colorado
9. Shreveport, Louisiana
10. Kansas City, Missouri / Kansas

Top 10 Tropical storm / Hurricane prone cities 
Avg  # of years with no storm.  Totals based on data from 1871- 2007, hitting within 60 miles of city

1. Cape Hatteras, North Carolina 2.49
2. Delray Beach, Florida 2.54
3. Hollywood, Florida 2.58
4. Deerfield Beach, Florida 2.58
5. Boca Raton, Florida  2.58
6. Florida City, Florida 2.63
7. Grand Isle, Louisiana 2.63
8. Ft. Pierce, Florida 2.69
9. Miami, Florida 2.69
10. Ft. Lauderdale, Florida 2.69

 

Top 10 Tornado  states
Avg number of tornadoes per 10,000 square 
miles, occurring from 1953-2004

1. Florida 9.4
2. Oklahoma 8.2
3. Kansas 6.7
4. Iowa 6.6
5. Illinois 6.2
6. Indiana 6.1
7. Mississippi 5.7
8. Maryland 5.7
9. Louisiana 5.6
10. Texas 5.2

Top 10 Thunderstorm 
cities

Avg annual number of thunderstorms

1. Fort Myers, Florida 89
2. Tampa, Florida 87
3. Tallahassee, Florida 83
4. Gainesville, Florida 81
5. Orlando, Florida 80
6. Mobile, Alabama 79
7. W. Palm Beach, Florida 79
8. Lake Charles, Louisiana 76
9. Daytona Beach, Florida 75
10. Vero Beach, Florida 75

Top 10 Tornado prone cities
Ranked by tornadoes per 1,000 square  miles

1. Oklahoma City, Oklahoma
2. Tulsa, Oklahoma
3. Dallas - Ft. Worth, Texas
4. Wichita, Kansas
5. Springfield, Missouri
6. Kansas City, Kansas / Missouri
7. Ft. Smith, Arkansas
8. Little Rock, Arkansas
9. Jackson, Mississippi
10. Birmingham, Alabama

Top 10 Earthquake prone states
# of earthquakes in the last 30 years
centered in the state

1. Alaska
2. California
3. Hawaii
4. Nevada
5. Washington
6. Idaho
7. Wyoming
8. Montana
9. Utah
10. Oregon

Top 10 counties with highest # of Tornado Watches per year  
Data period is from 1999 - 2008

County

Location in State

 # 

1.  Osage, OK Northeast 22.9
2.  Garfield, OK North 20.5
3.  Grant,OK North 20.4
4.  Major, OK  Northwest 20.2
5.  Cowley, KS South 20.0
6.  Kay, OK North 19.9
7.  Lincoln, NE Southwest 19.8
8.  Greenwood, KS Southeast 19.7
9.  Alfalfa, OK North 19.7
10 Sumner, KS South 19.6

Top 10 counties with highest # of Severe Thunderstorm Watches per year
Data period is from 1999 - 2008

County

Location in State

1.  Washington, AL Southwest 16.2
2.  Covington, AL South 16.0
3.  Baldwin, AL Southwest 15.7
4.  Mobile, AL Southwest 15.7
5.  Clarke, AL Southwest 15.6
6.  Escambia, AL South 15.6
7.  Greene, MS Southeast 15.6
8.  Monroe, AL South 15.5
9.  Jones, MS South 15.5
10. Perry, MS Southeast 15.5

Top 10 Lightning prone states
Ranked by density of strikes, 1996-2000

1. Florida
2. Louisiana
3. Mississippi
4. Alabama
5. Georgia
6. South Carolina
7. Tennessee
8. Kentucky
9. Illinois
10. Oklahoma

Top 10 safest Lightning states
Ranked by density of strikes, 1996-2000

1. Washington
2. Oregon
3. California
4. Idaho
5. Maine
6. Nevada
7. Montana
8. New Hampshire
9. Massachusetts
10. Wyoming

10 all-time hottest 
temperatures

Obtained from state temperature 
records, NCDC

1. Death Valley, California 134
2. Lake Havasu, Arizona 128
3. Bullhead City, Arizona 126
4. Thermal, California 126
5. Laughlin, Nevada 125
6. Yuma, California 124
7. Blythe, California 123
8. Chandler, Arizona 123
9. Palm Springs, California 123
10. Phoenix, Arizona 122

10 all-time coldest 
temperatures

Obtained from state temperature 
records, NCDC

1. Prospect Creek, Alaska -80
2. Rogers Pass, Montana -70
3. Peters Sink, Utah -69
4. Riverside, Wyoming -66
5. Maybell, Colorado -61
6. Tower, Minnesota -60
7. Parshall, North Dakota -60
8. Island Park Dam, Idaho -60
9. McIntosh, South Dakota -58
10. Couderay, Wisconsin -55

10 hottest cities
Average annual temperature,
F
entire 50 state rank 

1. Key West, Florida 77.7
2. Miami, Florida 75.6
3. W Palm Beach, Florida 74.6
4. Ft. Myers, Florida 73.9
5. Yuma, Arizona 73.9
6. Brownsville, Texas 73.6
7. Orlando, Florida 72.4
8. Vero Beach, Florida 72.4
9. Corpus Christi, Texas 72.1
10. Tampa, Florida 72.0

10 coldest cities
Average annual temperature, F
(lower 48 states)

entire 50 state rank 

1. International Falls, MN 36.4
2. Duluth, Minnesota 38.2
3. Caribou, Maine 38.9
4. Marquette, Michigan 39.2
5. Sault Ste Marie, Michigan  39.7
6. Fargo, North Dakota 40.5
7. Williston, North Dakota 40.8
8. Alamosa, Colorado 41.2
9. Bismarck, North Dakota 41.3
10. St. Cloud, Minnesota 41.4

10 hottest US states
Mean annual temperature,
F
entire 50 state rank 

1. Hawaii 71.61
2. Florida 70.73
3. Louisiana 66.39
4. Texas 64.83
5. Georgia 63.51
6. Mississippi 63.35
7. Alabama 62.77
8. South Carolina 62.42
9. Arkansas 60.42
10. Arizona 60.31

10 coldest US states
Mean annual temperature,
F
entire 50 state rank

1. Alaska 32.13
2. North Dakota 40.43
3. Maine 40.97
4. Minnesota 41.16
5. Wyoming  41.98
6. Montana 42.74
7. Vermont 42.88
8. Wisconsin 43.12
9. New Hampshire 43.80
10. Idaho 44.39

10 driest cities
Avg annual precipitation in inches
entire 50 state rank

1. Yuma, Arizona 2.65
2. Las Vegas, Nevada 4.19
3. Bishop, California 5.61
4. Bakersfield, California 5.72
5. Phoenix, Arizona 7.11
6. Alamosa, Colorado 7.13
7. Reno, Nevada 7.49
8. Winslow, Arizona 7.64
9. El Paso, Texas 7.82
10. Winnemucca, Nevada 7.82

10 wettest cities
Avg annual precipitation in inches
entire 50 state rank

1. Ketchikan, Alaska 152.38
2. Hilo, Hawaii 128.00
3. Quillayute, Washington 104.50
4. Astoria, Oregon 69.60
5. Blue Canyon, California 67.87
6. Mobile, Alabama 64.64
7. Tallahassee, Florida 64.59
8. Pensacola, Florida 64.28
9. New Orleans, Louisiana 64.16
10. W Palm Beach, Florida 59.72

10 driest states
Avg annual precipitation in inches
entire 50 state rank

1. Nevada 9.54
2. Utah 12.26
3. Wyoming 12.97
4. Arizona 13.61
5. New Mexico 14.63
6. Montana 15.37
7. Colorado 15.97
8. North Dakota 17.82
9. Idaho 18.96
10. South Dakota 20.14

10 wettest states
Avg annual precipitation in inches
entire 50 state rank 

1. Hawaii 63.70
2. Louisiana 60.09
3. Mississippi 59.23
4. Alabama 58.28
5. Florida 54.57
6. Tennessee 54.22
7. Arkansas 50.78
8. Georgia 50.72
9. North Carolina 50.45
10. Connecticut 50.39

10 snowiest cities
Avg annual precipitation in inches
(Lower 48 states)

1. Blue Canyon, California 240.8
2. Marquette, Michigan 144.5
3. Sault Ste Marie, Michigan 116.7
4. Syracuse, New York 111.6
5. Caribou, Maine 110.4
6. Mount Shasta, California 104.9
7. Lander, Wyoming 102.5
8. Flagstaff, Arizona 99.9
9. Sexton Summit, Oregon 97.8
10. Muskegon, Michigan 97.0

10 windiest cities
Avg annual wind speed in mph

1. Blue Hill Observatory, Massachusetts 15.4
2. Dodge City, Kansas 14.0
3. Amarillo, Texas 13.5
4. Rochester, Minnesota 13.1
5. Casper, Wyoming 12.9
6. Cheyenne, Wyoming 12.9
7. Great Falls, Montana 12.7
8. Goodland, Kansas 12.6
9. Boston, Massachusetts 12.5
10. Lubbock, Texas 12.4

10 sunniest cities
Annual percent of possible sunshine

1. Yuma, Arizona 90%
2. Las Vegas, Nevada 85%
3. Phoenix, Arizona 85%
4. Tucson, Arizona 85%
5. El Paso, Texas 83%
6. Flagstaff, Arizona 79%
7. Fresno, California 79%
8. Reno, Nevada 79%
9. Sacramento, California 78%
10. Albuquerque, N.M. 76%

10 cloudiest cities
Avg number of cloudy days per year

1. Astoria, Oregon 240
2. Quillayute, Washington 240
3. Olympia, Washington 229
4. Seattle, Washington 227
5. Portland, Oregon 223
6. Kalispell, Montana 213
7. Binghamton, New York 212
8. Beckley, West Virginia 211
9. Elkins, West Virginia 211
10. Eugene, Oregon 209

10 most humid cities
Avg relative humidity in %

1. Quillayute, Washington 83.0
2. Olympia, Washington 78.0
3. Port Arthur, Texas 77.5
4. Lake Charles, Louisiana 77.0
5. Apalachicola, Florida 76.5
6. Gainesville, Florida 76.5
7. Corpus Christi, Texas 76.0
8. Eugene, Oregon 75.5
9. New Orleans, Louisiana 75.5
10. Houston, Texas 75.0

10 least humid cities
Avg relative humidity in %

1. Las Vegas, Nevada 30.5
2. Phoenix, Arizona 37.0
3. Yuma, Arizona 38.0
4. Tucson, Arizona 39.0
5. El Paso, Texas 42.5
6. Albuquerque, New Mexico 44.5
7. Winslow, Arizona 46.0
8. Grand Junction, Colorado 48.0
9. Winnemucca, Nevada 48.5
10. Reno, Nevada 50.5

10 rainiest cities
Number of days per year with rain

1. Hilo, Hawaii 277
2. Quillayute, Washington 210
3. Astoria, Oregon 191
4. Elkins, West Virginia 171
5. Syracuse, New York 171
6. Buffalo, New York 169
7. Marquette, Michigan 168
8. Sault Ste Marie, Michigan 166
9. Erie, Pennsylvania 165
10. Binghamton, New York 162

10 least rainiest cities
Number of days per year with rain

1. Yuma, Arizona 17
2. Las Vegas, Nevada 26
3. Bishop, California 29
4. Santa Barbara, California 30
5. Long Beach, California 32
6. Los Angeles, California 35
7. Great Falls, Montana 35
8. Phoenix, Arizona 36
9. Bakersfield, California 37
10. San Diego, California 42

Largest annual temperature
variation

Change in average temperature between 
summer and winter

1. Fairbanks, Alaska 90.8
2. Bettles, Alaska 90.0
3. International Falls, MN 88.8
4. Fargo, North Dakota 87.0
5.Williston, North Dakota 86.6
6. Aberdeen, South Dakota 86.5
7. McGrath, Alaska 86.2
8. Bismarck, North Dakota 86.1
9. Alamosa, Colorado 85.9
10. St. Cloud, Minnesota 85.0

10 most uncomfortable
 cities

Avg combination of summer heat and humidity

1. Phoenix, Arizona
2. Corpus Christi, Texas
3. San Antonio, Texas
4. Dallas, Texas
5. West Palm Beach, Florida
6. Miami, Florida
7. Waco, Texas
8. Houston, Texas
9. Montgomery, Alabama
10. New Orleans, Louisiana

Top 10 clean air cities 
Based on long-term particle pollution

1.Cheyenne, Wyoming
2. Santa Fe, New Mexico
3. Honolulu, Hawaii
4. Anchorage, Alaska
5. Great Falls, Montana
6. Tucson, Arizona
7. Amarillo, Texas
8. Albuquerque, New Mexico
9. Flagstaff, Arizona
10. Bismarck, North Dakota

Top 10 dirty air cities 
Based on long-term particle pollution

1. Phoenix-Mesa-Scottsdale, AZ
2. Bakersfield, California
3. Los Angeles-Long  Beach-Riverside, CA
4. Visalia-Porterville, California
5. Pittsburg-New Castle, Pennsylvania
6. Fresno-Madera, California
7. Birmingham-Hoover-Cullman, Alanbama
8. Hanford-Cocoran, California
9. Cincinnati-Middletown-Wilimington, OH-KY-IN
10. St. Louis-St Charles-Farmington, Missouri, Illinois

Best cities for allergies 
Based on pollen counts from 1999-2002

1. Grand Rapids, Michigan
2. Milwaukee, Wisconsin
3. Seattle, Washington
4. San Francisco, California
5. Minneapolis, Minnesota
6. Chicago, Illinois
7. Syracuse, New York
8. Salt Lake City, Utah
9. Los Angeles, California
10. Denver, Colorado

Worst cities for allergies 
Based on pollen counts from 1999-20002

1. Kansas City, Mo/Ks
2. Louisville, Kentucky
3. Tampa/St. Pete, Florida
4. Tulsa, Oklahoma
5. Atlanta, Georgia
6. Austin, Texas
7. St. Louis, Missouri
8. Sacramento, California
9. Orlando, Florida
10. Indianapolis, Indiana
Interesting U.S. weather facts

Data sources: Charts 1-2 Weatherpages, Chart 3 Riskmeter, Chart 4 Hurricanecity, Charts 5-8 National Climatic Data Center, Charts 9-10 Storm Prediction Center ,Charts 11-12 NOAA,
Charts 13-32 National Climatic Data Center, Charts 33-34 National Lung Association, Charts 35-36 Bestplaces

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