| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 31 | 53 | 42 | 6.1 | 720 | 0 |
| Feb | 34 | 58 | 46 | 4.74 | 530 | 0 |
| Mar | 42 | 67 | 54 | 5.79 | 341 | 11 |
| Apr | 49 | 74 | 62 | 5.65 | 140 | 43 |
| May | 58 | 82 | 70 | 4.51 | 25 | 186 |
| Jun | 67 | 89 | 78 | 4.41 | 0 | 380 |
| Jul | 70 | 92 | 81 | 4.59 | 0 | 491 |
| Aug | 69 | 92 | 80 | 3.7 | 0 | 469 |
| Sep | 62 | 86 | 74 | 3.58 | 14 | 292 |
| Oct | 49 | 77 | 63 | 3.11 | 135 | 69 |
| Nov | 41 | 66 | 53 | 5.33 | 360 | 10 |
| Dec | 33 | 56 | 45 | 4.84 | 634 | 1 |
| Year | 50 | 74 | 62 | 56.35 | 2899 | 1952 |
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