| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 36 | 61 | 49 | 10.29 | 501 | 0 |
| Feb | 39 | 64 | 51 | 9.74 | 386 | 0 |
| Mar | 40 | 66 | 53 | 7.51 | 367 | 1 |
| Apr | 41 | 72 | 57 | 2.77 | 257 | 6 |
| May | 45 | 77 | 61 | 1.04 | 167 | 29 |
| Jun | 48 | 82 | 65 | 0.23 | 67 | 62 |
| Jul | 50 | 85 | 68 | 0.11 | 23 | 99 |
| Aug | 50 | 86 | 68 | 0.15 | 13 | 96 |
| Sep | 48 | 84 | 66 | 0.48 | 54 | 86 |
| Oct | 44 | 78 | 61 | 2.17 | 148 | 20 |
| Nov | 38 | 67 | 53 | 6.13 | 368 | 1 |
| Dec | 35 | 62 | 48 | 7.06 | 520 | 0 |
| Year | 43 | 74 | 58 | 47.68 | 2871 | 400 |
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