| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 20 | 38 | 29 | 4.79 | 1107 | 0 |
| Feb | 22 | 40 | 31 | 4.11 | 943 | 0 |
| Mar | 29 | 48 | 38 | 4.76 | 828 | 0 |
| Apr | 37 | 56 | 47 | 4.59 | 546 | 0 |
| May | 47 | 67 | 57 | 3.76 | 259 | 6 |
| Jun | 56 | 77 | 66 | 3.62 | 50 | 91 |
| Jul | 63 | 82 | 72 | 3.38 | 3 | 228 |
| Aug | 62 | 80 | 71 | 3.95 | 6 | 187 |
| Sep | 54 | 73 | 63 | 4.63 | 91 | 41 |
| Oct | 44 | 63 | 53 | 4.29 | 365 | 2 |
| Nov | 36 | 53 | 45 | 4.7 | 613 | 0 |
| Dec | 26 | 43 | 35 | 4.48 | 943 | 0 |
| Year | 41 | 60 | 51 | 51.06 | 5754 | 555 |
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