| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 18 | 42 | 30 | 1.9 | 1087 | 0 |
| Feb | 23 | 48 | 36 | 1.94 | 820 | 0 |
| Mar | 33 | 58 | 45 | 3.77 | 617 | 0 |
| Apr | 42 | 67 | 54 | 4.09 | 326 | 8 |
| May | 51 | 75 | 63 | 4.71 | 130 | 79 |
| Jun | 60 | 84 | 72 | 5.38 | 18 | 227 |
| Jul | 65 | 90 | 77 | 3.41 | 0 | 381 |
| Aug | 63 | 90 | 76 | 3.94 | 7 | 355 |
| Sep | 55 | 81 | 68 | 5.36 | 68 | 157 |
| Oct | 43 | 71 | 57 | 3.46 | 268 | 15 |
| Nov | 32 | 57 | 45 | 4.49 | 609 | 0 |
| Dec | 22 | 46 | 34 | 2.94 | 952 | 0 |
| Year | 42 | 68 | 55 | 45.39 | 4902 | 1222 |
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