| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 1 | 21 | 11 | 1.38 | 1676 | 0 |
| Feb | 9 | 27 | 18 | 0.95 | 1319 | 0 |
| Mar | 22 | 39 | 30 | 2.49 | 1075 | 0 |
| Apr | 35 | 55 | 45 | 3.23 | 606 | 2 |
| May | 47 | 70 | 58 | 3.96 | 259 | 53 |
| Jun | 57 | 79 | 68 | 4.19 | 53 | 136 |
| Jul | 61 | 82 | 71 | 4.47 | 15 | 210 |
| Aug | 58 | 80 | 69 | 4.64 | 39 | 159 |
| Sep | 49 | 72 | 60 | 3.19 | 182 | 37 |
| Oct | 36 | 59 | 48 | 2.5 | 538 | 1 |
| Nov | 23 | 40 | 31 | 2.32 | 1008 | 0 |
| Dec | 8 | 25 | 17 | 1.4 | 1495 | 0 |
| Year | 34 | 54 | 44 | 34.72 | 8265 | 598 |
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