| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 5 | 23 | 14 | 0.94 | 1574 | 0 |
| Feb | 12 | 30 | 21 | 0.88 | 1242 | 0 |
| Mar | 24 | 42 | 33 | 2.07 | 993 | 0 |
| Apr | 35 | 57 | 46 | 3.23 | 577 | 2 |
| May | 48 | 70 | 59 | 4.37 | 240 | 54 |
| Jun | 58 | 80 | 69 | 5.14 | 38 | 153 |
| Jul | 62 | 83 | 73 | 4.65 | 10 | 241 |
| Aug | 59 | 81 | 70 | 4.33 | 29 | 186 |
| Sep | 50 | 74 | 62 | 3.12 | 146 | 46 |
| Oct | 38 | 61 | 50 | 2.52 | 473 | 1 |
| Nov | 25 | 42 | 34 | 2.04 | 947 | 0 |
| Dec | 12 | 28 | 20 | 1.21 | 1407 | 0 |
| Year | 36 | 56 | 46 | 34.5 | 7676 | 683 |
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