| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 38 | 50 | 44 | 12.9 | 649 | 0 |
| Feb | 39 | 54 | 47 | 11.38 | 513 | 0 |
| Mar | 40 | 59 | 50 | 10.3 | 477 | 0 |
| Apr | 41 | 65 | 53 | 4.46 | 359 | 0 |
| May | 46 | 71 | 59 | 2.05 | 216 | 13 |
| Jun | 50 | 78 | 64 | 0.65 | 73 | 52 |
| Jul | 54 | 86 | 70 | 0.09 | 18 | 163 |
| Aug | 54 | 87 | 70 | 0.37 | 5 | 164 |
| Sep | 50 | 83 | 67 | 1.31 | 47 | 95 |
| Oct | 46 | 70 | 58 | 3.93 | 228 | 13 |
| Nov | 42 | 55 | 49 | 9.78 | 495 | 0 |
| Dec | 38 | 49 | 44 | 11.18 | 663 | 0 |
| Year | 45 | 67 | 56 | 68.4 | 3743 | 500 |
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