| Month |
Temperatures (°F) |
Precipitation (in) |
Degree Days |
| Min |
Max |
Avg |
Heating |
Cooling |
| Jan | 42 | 69 | 55 | 3 | 313 | 4 |
| Feb | 43 | 69 | 56 | 2.91 | 257 | 4 |
| Mar | 45 | 68 | 57 | 2.67 | 251 | 12 |
| Apr | 48 | 71 | 60 | 0.81 | 195 | 32 |
| May | 53 | 73 | 63 | 0.32 | 116 | 62 |
| Jun | 57 | 77 | 67 | 0.14 | 47 | 99 |
| Jul | 60 | 81 | 71 | 0.08 | 10 | 180 |
| Aug | 61 | 82 | 72 | 0.02 | 5 | 216 |
| Sep | 59 | 82 | 71 | 0.14 | 13 | 180 |
| Oct | 53 | 78 | 66 | 0.46 | 75 | 88 |
| Nov | 44 | 74 | 59 | 0.93 | 199 | 21 |
| Dec | 40 | 70 | 55 | 1.73 | 310 | 5 |
| Year | 50 | 75 | 63 | 13.21 | 1791 | 903 |
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