| ANNUAL | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | YEARS | # CITIES | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Temperature (F) | 33.9 | -2.1 | 4.2 | 17.4 | 35.6 | 50 | 59.6 | 64.8 | 62.5 | 51.5 | 39.4 | 20.5 | 4.1 | 35 | 123 |
| Average High Temperature (F) | 44.1 | 7.3 | 14.5 | 27.7 | 46.5 | 62.1 | 71 | 76.2 | 74.2 | 62.1 | 48.6 | 28.1 | 12.8 | 34 | 118 |
| Average Low Temperature (F) | 23.8 | -11.7 | -5.8 | 7 | 24.8 | 38 | 48.2 | 53.3 | 50.9 | 40.9 | 30.3 | 12.8 | -4.6 | 34 | 118 |
| Average Precipitation (in) | 20 | 0.9 | 0.7 | 1 | 1.2 | 2 | 3.1 | 2.9 | 2.6 | 2.2 | 1.5 | 1.1 | 0.9 | 35 | 143 |
| * Years is the average number of years used to compute the average. # Cities is the total number of locations used to compute the average. | |||||||||||||||