| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 21 | 42 | 32 | 1.47 | 1040 | 0 |
| Feb | 25 | 49 | 37 | 1.88 | 781 | 0 |
| Mar | 34 | 59 | 47 | 3.75 | 568 | 0 |
| Apr | 45 | 69 | 57 | 3.89 | 268 | 23 |
| May | 56 | 77 | 66 | 5.86 | 79 | 112 |
| Jun | 65 | 85 | 75 | 5.45 | 5 | 304 |
| Jul | 69 | 92 | 81 | 3.54 | 0 | 479 |
| Aug | 67 | 91 | 79 | 3.65 | 2 | 440 |
| Sep | 59 | 83 | 71 | 4.48 | 42 | 216 |
| Oct | 47 | 72 | 60 | 4.09 | 200 | 28 |
| Nov | 35 | 58 | 46 | 3.26 | 568 | 0 |
| Dec | 25 | 46 | 35 | 2.14 | 918 | 0 |
| Year | 46 | 68 | 57 | 43.46 | 4471 | 1602 |
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