| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 21 | 41 | 31 | 3.37 | 1059 | 0 |
| Feb | 22 | 45 | 34 | 3.02 | 883 | 0 |
| Mar | 29 | 53 | 41 | 3.83 | 733 | 0 |
| Apr | 37 | 63 | 50 | 3.83 | 452 | 0 |
| May | 46 | 72 | 59 | 4.39 | 219 | 31 |
| Jun | 55 | 79 | 67 | 3.93 | 47 | 104 |
| Jul | 60 | 83 | 71 | 4.17 | 7 | 196 |
| Aug | 58 | 81 | 70 | 3.68 | 11 | 151 |
| Sep | 51 | 75 | 63 | 3.39 | 106 | 46 |
| Oct | 38 | 65 | 52 | 3.19 | 418 | 5 |
| Nov | 31 | 55 | 43 | 2.96 | 665 | 0 |
| Dec | 23 | 45 | 34 | 2.87 | 959 | 0 |
| Year | 39 | 63 | 51 | 42.63 | 5559 | 533 |
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