| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 30 | 54 | 42 | 5.7 | 710 | 0 |
| Feb | 32 | 59 | 46 | 5.07 | 540 | 0 |
| Mar | 40 | 67 | 54 | 6.18 | 364 | 7 |
| Apr | 46 | 75 | 60 | 4.73 | 166 | 25 |
| May | 55 | 82 | 68 | 3.74 | 44 | 145 |
| Jun | 62 | 88 | 75 | 4.15 | 1 | 307 |
| Jul | 66 | 91 | 79 | 4.96 | 0 | 418 |
| Aug | 65 | 91 | 78 | 3.66 | 0 | 391 |
| Sep | 59 | 86 | 72 | 4.16 | 13 | 232 |
| Oct | 46 | 76 | 61 | 3 | 178 | 53 |
| Nov | 38 | 66 | 52 | 4.75 | 394 | 9 |
| Dec | 32 | 57 | 45 | 4.78 | 635 | 0 |
| Year | 47 | 74 | 61 | 54.88 | 3045 | 1587 |
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