| Month | Average High (°F) |
Average Low (°F) |
Mean Temperature (°F) |
Heating Degree Days |
Cooling Degree Days |
Average Precip. (in.) |
Average Snow (in.) |
|---|---|---|---|---|---|---|---|
| January | 35.9 | 19.9 | 27.9 | 1150 | 0 | 2.03 | 6.7 |
| February | 41.1 | 23.7 | 32.4 | 913 | 0 | 1.93 | 6.1 |
| March | 53.5 | 33.2 | 43.2 | 681 | 3 | 276 | 3.1 |
| April | 65.6 | 43.3 | 54.4 | 336 | 19 | 3.97 | 0.3 |
| May | 75.7 | 54.4 | 65.1 | 111 | 112 | 4.52 | 0 |
| June | 84.0 | 63.3 | 73.7 | 11 | 270 | 4.61 | 0 |
| July | 86.8 | 66.2 | 76.5 | 1 | 357 | 3.85 | 0 |
| August | 85.4 | 64.3 | 74.9 | 3 | 308 | 3.37 | 0 |
| September | 80.2 | 55.8 | 68.0 | 61 | 151 | 2.88 | 0 |
| October | 67.4 | 44.6 | 56.0 | 310 | 30 | 3.26 | 0.1 |
| November | 52.7 | 34.2 | 43.5 | 648 | 1 | 2.71 | 1.2 |
| December | 40.7 | 25.2 | 32.9 | 993 | 0 | 2.15 | 4.3 |
| Annual | 64.1 | 44.0 | 54.0 | 5215 | 1232 | 38.04 | 21.8 |
Period used for normals: 1991-2020
| Average date of first measurable snow | November 29 |
| Average date of last measurable snow | March 17 |
| Average number of days with measurable snow | 16.2 |
| Average number of days with at least 1" of snow | 6.4 |
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