| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 20 | 37 | 28 | 1.74 | 1137 | 0 |
| Feb | 23 | 43 | 33 | 1.99 | 900 | 0 |
| Mar | 33 | 54 | 44 | 3.22 | 663 | 0 |
| Apr | 44 | 65 | 55 | 3.75 | 321 | 14 |
| May | 53 | 74 | 64 | 4.42 | 129 | 82 |
| Jun | 63 | 83 | 73 | 3.86 | 12 | 248 |
| Jul | 67 | 88 | 78 | 3.78 | 0 | 395 |
| Aug | 65 | 87 | 76 | 2.7 | 11 | 347 |
| Sep | 56 | 79 | 68 | 2.81 | 60 | 143 |
| Oct | 46 | 68 | 57 | 2.73 | 279 | 29 |
| Nov | 35 | 54 | 44 | 3.68 | 625 | 1 |
| Dec | 24 | 41 | 33 | 2.41 | 1008 | 0 |
| Year | 44 | 64 | 54 | 37.09 | 5145 | 1259 |
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