| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 34 | 51 | 42 | 4.74 | 704 | 0 |
| Feb | 38 | 57 | 47 | 4.58 | 502 | 2 |
| Mar | 45 | 66 | 55 | 6.09 | 312 | 14 |
| Apr | 53 | 74 | 63 | 5.77 | 117 | 69 |
| May | 62 | 82 | 72 | 5.58 | 18 | 241 |
| Jun | 70 | 89 | 80 | 4.94 | 0 | 440 |
| Jul | 74 | 93 | 83 | 4.04 | 0 | 561 |
| Aug | 72 | 92 | 82 | 2.61 | 0 | 517 |
| Sep | 65 | 86 | 76 | 3.14 | 5 | 324 |
| Oct | 54 | 77 | 65 | 3.33 | 99 | 103 |
| Nov | 44 | 63 | 54 | 5.25 | 347 | 13 |
| Dec | 37 | 54 | 46 | 5.07 | 610 | 4 |
| Year | 54 | 74 | 64 | 55.14 | 2714 | 2288 |
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