| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 5 | 34 | 19 | 0.31 | 1415 | 0 |
| Feb | 11 | 40 | 25 | 0.34 | 1115 | 0 |
| Mar | 19 | 49 | 34 | 0.83 | 958 | 0 |
| Apr | 26 | 57 | 41 | 0.71 | 718 | 0 |
| May | 35 | 66 | 51 | 0.89 | 451 | 0 |
| Jun | 42 | 75 | 59 | 0.77 | 200 | 5 |
| Jul | 48 | 78 | 63 | 1.59 | 88 | 20 |
| Aug | 47 | 76 | 61 | 1.94 | 130 | 16 |
| Sep | 39 | 70 | 54 | 1.13 | 319 | 0 |
| Oct | 29 | 61 | 45 | 0.83 | 615 | 0 |
| Nov | 17 | 46 | 31 | 0.65 | 1016 | 0 |
| Dec | 7 | 36 | 21 | 0.47 | 1356 | 0 |
| Year | 27 | 57 | 42 | 10.46 | 8381 | 41 |
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