| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 18 | 43 | 30 | 0.95 | 1075 | 0 |
| Feb | 21 | 47 | 34 | 0.81 | 870 | 0 |
| Mar | 25 | 54 | 39 | 0.99 | 805 | 0 |
| Apr | 30 | 61 | 46 | 1.03 | 583 | 0 |
| May | 40 | 71 | 56 | 1.62 | 305 | 11 |
| Jun | 49 | 81 | 65 | 1.64 | 75 | 73 |
| Jul | 54 | 83 | 69 | 2.77 | 10 | 123 |
| Aug | 53 | 81 | 67 | 3.14 | 30 | 90 |
| Sep | 46 | 75 | 60 | 2.22 | 160 | 16 |
| Oct | 35 | 65 | 50 | 1.45 | 456 | 0 |
| Nov | 25 | 52 | 38 | 1.09 | 798 | 0 |
| Dec | 19 | 44 | 31 | 0.96 | 1044 | 0 |
| Year | 34 | 63 | 49 | 18.67 | 6211 | 313 |
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