| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 30 | 47 | 39 | 4.75 | 823 | 0 |
| Feb | 33 | 52 | 42 | 3.91 | 641 | 0 |
| Mar | 40 | 61 | 51 | 5.04 | 450 | 4 |
| Apr | 48 | 71 | 59 | 3.52 | 196 | 23 |
| May | 57 | 78 | 67 | 4.33 | 64 | 135 |
| Jun | 65 | 85 | 75 | 4.77 | 2 | 292 |
| Jul | 69 | 88 | 79 | 3.97 | 0 | 422 |
| Aug | 68 | 87 | 78 | 3.4 | 0 | 391 |
| Sep | 62 | 81 | 72 | 3.03 | 14 | 213 |
| Oct | 50 | 71 | 60 | 3.03 | 196 | 45 |
| Nov | 41 | 60 | 51 | 4.1 | 431 | 2 |
| Dec | 34 | 50 | 42 | 4.37 | 714 | 0 |
| Year | 50 | 69 | 59 | 48.22 | 3531 | 1527 |
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