Average Monthly Temperatures for Each State in Summer





The map here shows how summer temperatures compare across the American states. Below the map are the data it's based on.

Plus there's a ranking of states in summer from hottest to coldest.

Summer temperature averages range from a high of 81.1 degrees Fahrenheit (27.3 degrees Celsius) in Louisiana and Texas to a low of 52.3 °F (11.3 °C) in Alaska. For the entire United States, excluding Hawaii and Alaska, the season averages 71.9 °F (22.2 °C).

The temperatures are based on data collected by weather stations throughout each state during the years 1971 to 2000 and made available by the NOAA National Climatic Data Center of the United States.

USA state map of average summer temperatures

The average temperatures during summer for every state in the US are listed below in degrees Fahrenheit and Celsius. The states are also ranked from the hottest state in summer at number 1 to the coldest state at number 50.

Average temperature for each state during summer.
State Avg ° F Avg ° C Rank
Alabama 78.625.98
Alaska 52.311.350
Arizona 78.125.610
Arkansas 78.826.06
California 73.423.017
Colorado 65.218.442
Connecticut 69.220.731
Delaware 74.223.416
Florida 81.027.23
Georgia 78.725.97
Hawaii 72.222.322
Idaho 63.717.646
Illinois 73.423.017
Indiana 72.422.421
Iowa 71.622.025
Kansas 76.424.711
Kentucky 74.523.615
Louisiana 81.127.31
Maine 63.717.646
Maryland 73.322.919
Massachusetts 68.020.035
Michigan 66.219.040
Minnesota 66.819.336
Mississippi 79.526.45
Missouri 75.424.114
State Avg ° F Avg ° C Rank
Montana 64.217.9 44
Nebraska 71.822.124
Nevada 69.020.632
New Hampshire 65.518.641
New Jersey 72.222.3 22
New Mexico 71.421.9 26
New York 66.519.239
North Carolina 75.724.312
North Dakota 66.619.238
Ohio 70.921.627
Oklahoma 79.626.44
Oregon 63.717.646
Pennsylvania 68.620.334
Rhode Island 68.820.433
South Carolina 78.425.89
South Dakota 69.921.129
Tennessee 75.624.213
Texas 81.127.31
Utah 69.620.930
Vermont 65.118.443
Virginia 73.222.920
Washington 63.817.745
West Virginia 70.221.228
Wisconsin 66.819.336
Wyoming 63.517.549
State Temperatures
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