| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 21 | 40 | 30 | 3.28 | 1073 | 0 |
| Feb | 22 | 44 | 33 | 3.21 | 890 | 0 |
| Mar | 29 | 53 | 41 | 4.03 | 749 | 0 |
| Apr | 36 | 62 | 49 | 3.71 | 478 | 0 |
| May | 47 | 70 | 58 | 4.62 | 226 | 20 |
| Jun | 55 | 77 | 66 | 4.06 | 54 | 75 |
| Jul | 59 | 81 | 70 | 3.91 | 9 | 159 |
| Aug | 58 | 79 | 68 | 3.41 | 19 | 121 |
| Sep | 51 | 73 | 62 | 3.73 | 120 | 30 |
| Oct | 39 | 63 | 51 | 3.54 | 441 | 5 |
| Nov | 30 | 53 | 42 | 3.49 | 701 | 0 |
| Dec | 24 | 44 | 34 | 2.91 | 968 | 0 |
| Year | 39 | 62 | 50 | 43.9 | 5728 | 410 |
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