| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 8 | 41 | 24 | 0.91 | 1259 | 0 |
| Feb | 11 | 44 | 27 | 1.06 | 1057 | 0 |
| Mar | 18 | 49 | 33 | 1.85 | 987 | 0 |
| Apr | 25 | 56 | 40 | 1.98 | 739 | 0 |
| May | 35 | 65 | 50 | 2.94 | 469 | 0 |
| Jun | 43 | 74 | 59 | 2.58 | 203 | 8 |
| Jul | 47 | 78 | 63 | 3.52 | 81 | 13 |
| Aug | 47 | 76 | 61 | 3.72 | 131 | 11 |
| Sep | 39 | 70 | 54 | 2.1 | 321 | 1 |
| Oct | 29 | 61 | 45 | 1.51 | 621 | 0 |
| Nov | 19 | 48 | 33 | 1.43 | 954 | 0 |
| Dec | 11 | 41 | 26 | 0.77 | 1215 | 0 |
| Year | 28 | 58 | 43 | 24.37 | 8037 | 33 |
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