| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 36 | 62 | 49 | 5.34 | 506 | 0 |
| Feb | 39 | 65 | 52 | 4.17 | 378 | 3 |
| Mar | 44 | 70 | 57 | 5.53 | 255 | 20 |
| Apr | 50 | 78 | 64 | 2.67 | 97 | 62 |
| May | 58 | 84 | 71 | 2.32 | 11 | 190 |
| Jun | 65 | 89 | 77 | 4.49 | 0 | 360 |
| Jul | 68 | 90 | 79 | 4.08 | 0 | 438 |
| Aug | 68 | 90 | 79 | 4.33 | 0 | 433 |
| Sep | 63 | 87 | 75 | 3.79 | 1 | 305 |
| Oct | 52 | 79 | 66 | 2.62 | 82 | 103 |
| Nov | 43 | 72 | 58 | 2.47 | 250 | 24 |
| Dec | 37 | 64 | 51 | 3.03 | 457 | 9 |
| Year | 52 | 77 | 65 | 44.84 | 2037 | 1947 |
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