| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 21 | 42 | 32 | 3.29 | 1039 | 0 |
| Feb | 22 | 46 | 34 | 2.47 | 862 | 0 |
| Mar | 31 | 55 | 43 | 3.64 | 687 | 0 |
| Apr | 39 | 65 | 52 | 3.48 | 394 | 1 |
| May | 49 | 74 | 62 | 4.45 | 149 | 50 |
| Jun | 58 | 82 | 70 | 4.21 | 20 | 179 |
| Jul | 63 | 87 | 75 | 3.68 | 1 | 318 |
| Aug | 62 | 86 | 74 | 3.82 | 3 | 267 |
| Sep | 54 | 79 | 66 | 4.16 | 47 | 86 |
| Oct | 42 | 69 | 55 | 3.38 | 317 | 10 |
| Nov | 33 | 57 | 45 | 3.52 | 606 | 0 |
| Dec | 25 | 47 | 36 | 3.11 | 906 | 0 |
| Year | 41 | 66 | 54 | 43.21 | 5031 | 911 |
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