| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 40 | 59 | 50 | 6.42 | 492 | 0 |
| Feb | 43 | 64 | 53 | 5.45 | 334 | 6 |
| Mar | 49 | 71 | 60 | 5.13 | 185 | 29 |
| Apr | 56 | 77 | 66 | 5.24 | 60 | 102 |
| May | 64 | 84 | 74 | 5.35 | 3 | 281 |
| Jun | 70 | 89 | 80 | 4.57 | 0 | 441 |
| Jul | 72 | 91 | 82 | 4.74 | 0 | 517 |
| Aug | 72 | 91 | 82 | 5.05 | 0 | 510 |
| Sep | 68 | 87 | 77 | 4.89 | 1 | 371 |
| Oct | 56 | 79 | 68 | 3.68 | 58 | 137 |
| Nov | 48 | 70 | 59 | 4.99 | 225 | 46 |
| Dec | 42 | 62 | 52 | 5.63 | 419 | 15 |
| Year | 57 | 77 | 67 | 61.14 | 1777 | 2455 |
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