| City | High (°F°C) | Low (°F°C) | Average (°F°C) |
|---|---|---|---|
| Alabama | 75.123.9 | 52.211.2 | 63.717.6 |
| Alaska | 35.62.0 | 20.5-6.4 | 28.1-2.2 |
| Arizona | 75.424.1 | 46.98.3 | 61.116.2 |
| Arkansas | 71.922.2 | 50.310.2 | 61.116.2 |
| California | 71.622.0 | 46.58.1 | 59.115.0 |
| Colorado | 60.115.6 | 32.40.2 | 46.37.9 |
| Connecticut | 60.115.6 | 39.94.4 | 50.010.0 |
| Delaware | 66.119.0 | 46.48.0 | 56.313.5 |
| Florida | 81.927.7 | 61.016.1 | 71.521.9 |
| Georgia | 75.724.3 | 52.811.6 | 64.317.9 |
| Hawaii [1] | 77.625.3 | 62.717.1 | 70.221.2 |
| Idaho | 55.813.2 | 32.20.1 | 44.06.7 |
| Illinois | 62.817.1 | 42.75.9 | 52.711.5 |
| Indiana | 62.617.0 | 42.35.7 | 52.511.4 |
| Iowa | 58.614.8 | 38.23.4 | 48.49.1 |
| Kansas | 67.619.8 | 42.75.9 | 55.112.9 |
| Kentucky | 67.319.6 | 45.57.5 | 56.413.6 |
| Louisiana | 77.625.3 | 56.813.8 | 67.219.6 |
| Maine | 52.011.1 | 31.8-0.1 | 41.95.5 |
| Maryland | 65.518.6 | 45.47.5 | 55.513.0 |
| Massachusetts | 58.914.9 | 38.83.8 | 48.99.4 |
| Michigan | 55.112.9 | 35.51.9 | 45.37.4 |
| Minnesota | 52.011.1 | 31.5-0.3 | 41.85.4 |
| Mississippi | 75.424.1 | 53.111.7 | 64.317.9 |
| Missouri | 66.018.9 | 44.67.0 | 55.313.0 |
| Montana | 54.812.7 | 30.5-0.8 | 42.65.9 |
| Nebraska | 62.116.7 | 37.02.8 | 49.59.7 |
| Nevada | 64.718.2 | 37.53.1 | 51.110.6 |
| New Hampshire | 54.912.7 | 33.50.8 | 44.26.8 |
| New Jersey | 63.617.6 | 43.66.5 | 53.612.0 |
| New Mexico | 69.620.9 | 39.54.1 | 54.512.5 |
| New York | 56.013.3 | 36.22.3 | 46.17.8 |
| North Carolina | 70.621.4 | 48.79.3 | 59.615.4 |
| North Dakota | 52.311.3 | 29.9-1.2 | 41.15.1 |
| Ohio | 61.816.6 | 41.75.4 | 51.811.0 |
| Oklahoma | 72.422.4 | 48.49.1 | 60.415.8 |
| Oregon | 59.515.3 | 36.52.5 | 48.08.9 |
| Pennsylvania | 59.815.4 | 39.34.1 | 49.69.8 |
| Rhode Island | 60.115.6 | 41.45.2 | 50.810.4 |
| South Carolina | 74.723.7 | 52.111.2 | 63.417.5 |
| South Dakota | 57.714.3 | 33.91.0 | 45.87.6 |
| Tennessee | 69.520.8 | 47.58.6 | 58.514.7 |
| Texas | 78.125.6 | 53.512.0 | 65.818.8 |
| Utah | 62.116.7 | 36.42.5 | 49.39.6 |
| Vermont | 53.512.0 | 32.80.4 | 43.26.2 |
| Virginia | 67.019.4 | 45.27.3 | 56.113.4 |
| Washington | 57.013.9 | 37.73.2 | 47.48.5 |
| West Virginia | 63.617.6 | 41.85.5 | 52.711.5 |
| Wisconsin | 54.112.3 | 33.81.0 | 44.06.6 |
| Wyoming | 55.312.9 | 29.4-1.4 | 42.35.7 |