| ANNUAL | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | YEARS | # CITIES | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Temperature (F) | 48.8 | 32.7 | 37 | 41.4 | 47.6 | 54.3 | 59.5 | 65.3 | 64.9 | 58.7 | 49.7 | 39.8 | 34.3 | 61 | 297 |
| Average High Temperature (F) | 57.6 | 38.9 | 44.5 | 50.4 | 58.3 | 66 | 71.3 | 78.8 | 78.3 | 70.9 | 59.7 | 46.5 | 40.2 | 59 | 311 |
| Average Low Temperature (F) | 38.7 | 26.4 | 29.4 | 32.1 | 36.6 | 42.5 | 47.5 | 51.9 | 51.6 | 45.7 | 39.1 | 32.6 | 28.3 | 59 | 310 |
| Average Precipitation (in) | 42.4 | 6.2 | 4.7 | 4.2 | 2.9 | 2.2 | 1.8 | 0.9 | 1.1 | 1.9 | 3.8 | 6.1 | 6.6 | 59 | 342 |
| * Years is the average number of years used to compute the average. # Cities is the total number of locations used to compute the average. | |||||||||||||||