| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 20 | 39 | 30 | 4.07 | 1100 | 0 |
| Feb | 21 | 42 | 32 | 3.09 | 939 | 0 |
| Mar | 29 | 51 | 40 | 4.18 | 772 | 0 |
| Apr | 38 | 62 | 50 | 4.15 | 449 | 0 |
| May | 48 | 72 | 60 | 4.92 | 178 | 25 |
| Jun | 58 | 81 | 70 | 4.16 | 21 | 159 |
| Jul | 63 | 86 | 75 | 5.19 | 0 | 296 |
| Aug | 62 | 84 | 73 | 4.33 | 2 | 244 |
| Sep | 54 | 76 | 65 | 4.55 | 58 | 57 |
| Oct | 42 | 65 | 54 | 3.93 | 358 | 6 |
| Nov | 33 | 54 | 44 | 4.38 | 636 | 0 |
| Dec | 26 | 44 | 35 | 3.99 | 937 | 0 |
| Year | 41 | 63 | 52 | 50.94 | 5450 | 787 |
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