| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 9 | 26 | 18 | 1.87 | 1473 | 0 |
| Feb | 9 | 29 | 19 | 1.37 | 1293 | 0 |
| Mar | 17 | 39 | 28 | 2.05 | 1148 | 0 |
| Apr | 30 | 52 | 41 | 2.67 | 723 | 0 |
| May | 40 | 66 | 53 | 2.85 | 383 | 21 |
| Jun | 50 | 75 | 62 | 2.99 | 140 | 59 |
| Jul | 55 | 79 | 67 | 3.12 | 46 | 103 |
| Aug | 53 | 77 | 65 | 3.81 | 94 | 82 |
| Sep | 45 | 68 | 57 | 3.99 | 261 | 6 |
| Oct | 35 | 56 | 46 | 3.16 | 603 | 0 |
| Nov | 26 | 42 | 34 | 2.7 | 925 | 0 |
| Dec | 16 | 31 | 23 | 1.98 | 1294 | 0 |
| Year | 32 | 53 | 43 | 32.56 | 8383 | 271 |
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