| ANNUAL | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | YEARS | # CITIES | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Temperature (F) | 42.7 | 18.9 | 23.9 | 31.5 | 42.3 | 51.8 | 59.6 | 66.7 | 65.3 | 55.2 | 44.6 | 31.1 | 22.2 | 60 | 406 |
| Average High Temperature (F) | 54.9 | 29.8 | 35.5 | 43.8 | 55.7 | 65.9 | 74.1 | 83.2 | 82 | 70.6 | 58 | 41.7 | 33.1 | 58 | 425 |
| Average Low Temperature (F) | 29.4 | 8.1 | 12.6 | 19.7 | 29 | 37.8 | 45.2 | 50 | 48.3 | 39.5 | 30.7 | 20.1 | 11.7 | 59 | 417 |
| Average Precipitation (in) | 15.1 | 0.9 | 0.7 | 0.9 | 1.3 | 2.2 | 2.5 | 1.4 | 1.3 | 1.3 | 1 | 0.8 | 0.8 | 57 | 476 |
| * Years is the average number of years used to compute the average. # Cities is the total number of locations used to compute the average. | |||||||||||||||