| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 34 | 56 | 45 | 4.96 | 639 | 0 |
| Feb | 36 | 61 | 48 | 4.09 | 475 | 0 |
| Mar | 42 | 69 | 56 | 4.81 | 308 | 14 |
| Apr | 49 | 77 | 63 | 3.06 | 115 | 44 |
| May | 58 | 83 | 71 | 3.27 | 19 | 193 |
| Jun | 66 | 89 | 77 | 5.26 | 0 | 371 |
| Jul | 70 | 91 | 81 | 5.71 | 0 | 489 |
| Aug | 69 | 90 | 79 | 5.51 | 0 | 443 |
| Sep | 63 | 85 | 74 | 4.51 | 3 | 274 |
| Oct | 50 | 76 | 63 | 3.12 | 128 | 75 |
| Nov | 42 | 67 | 55 | 3.12 | 329 | 14 |
| Dec | 36 | 59 | 47 | 3.61 | 558 | 1 |
| Year | 51 | 75 | 63 | 51.03 | 2574 | 1918 |
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