| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.4 °F | 40.0 °F | 4.23 in. |
| February | 21.5 °F | 41.8 °F | 2.89 in. |
| March | 24.2 °F | 47.0 °F | 2.76 in. |
| April | 27.3 °F | 51.7 °F | 1.89 in. |
| May | 33.4 °F | 60.8 °F | 1.63 in. |
| June | 37.8 °F | 68.4 °F | 0.94 in. |
| July | 43.3 °F | 79.4 °F | 0.51 in. |
| August | 42.1 °F | 79.6 °F | 0.52 in. |
| September | 36.2 °F | 72.1 °F | 0.71 in. |
| October | 30.2 °F | 58.5 °F | 1.89 in. |
| November | 24.7 °F | 45.2 °F | 3.63 in. |
| December | 20.3 °F | 37.5 °F | 5.04 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | Jul. 1 - Jul. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Köppen Climate Classification | Dsc - Continental Subarctic - Cold Dry Summer |