| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 11 | 25 | 18 | 2.04 | 1456 | 0 |
| Feb | 14 | 29 | 21 | 1.35 | 1227 | 0 |
| Mar | 22 | 37 | 30 | 2.24 | 1099 | 0 |
| Apr | 33 | 48 | 40 | 2.35 | 740 | 0 |
| May | 42 | 61 | 52 | 2.66 | 427 | 8 |
| Jun | 51 | 70 | 60 | 2.74 | 174 | 29 |
| Jul | 57 | 76 | 66 | 2.64 | 70 | 111 |
| Aug | 57 | 74 | 66 | 3.01 | 75 | 99 |
| Sep | 49 | 66 | 58 | 3.42 | 234 | 13 |
| Oct | 40 | 55 | 47 | 3.03 | 556 | 0 |
| Nov | 28 | 40 | 34 | 2.6 | 919 | 0 |
| Dec | 17 | 30 | 23 | 1.95 | 1295 | 0 |
| Year | 35 | 51 | 43 | 30.03 | 8272 | 260 |
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