| ANNUAL | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | YEARS | # CITIES | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Temperature (F) | 40.6 | 8.1 | 13.8 | 25.7 | 41.8 | 54.2 | 63.4 | 69.3 | 67.7 | 57 | 44.7 | 27.4 | 14.2 | 67 | 181 |
| Average High Temperature (F) | 50.6 | 18.8 | 24.9 | 37 | 54.6 | 67.8 | 76.2 | 82.6 | 81.4 | 70.1 | 56.5 | 36.7 | 25.2 | 63 | 201 |
| Average Low Temperature (F) | 28.6 | -2.3 | 3.4 | 15.2 | 29.4 | 40.9 | 50.7 | 55.5 | 53 | 43.1 | 31.8 | 17.3 | 4.3 | 63 | 203 |
| Average Precipitation (in) | 17.3 | 0.5 | 0.4 | 0.7 | 1.4 | 2.4 | 3.4 | 2.6 | 2.1 | 1.7 | 1.2 | 0.6 | 0.5 | 58 | 255 |
| * Years is the average number of years used to compute the average. # Cities is the total number of locations used to compute the average. | |||||||||||||||