| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 5.7 °F | 26.5 °F | 3.22 in. |
| February | 7.1 °F | 30.2 °F | 2.65 in. |
| March | 17.4 °F | 38.3 °F | 3.21 in. |
| April | 29.7 °F | 51.4 °F | 4.12 in. |
| May | 41.0 °F | 64.6 °F | 3.58 in. |
| June | 50.7 °F | 73.5 °F | 4.91 in. |
| July | 56.1 °F | 78.5 °F | 4.25 in. |
| August | 54.0 °F | 77.5 °F | 4.06 in. |
| September | 45.9 °F | 70.1 °F | 3.38 in. |
| October | 35.7 °F | 56.4 °F | 5.29 in. |
| November | 26.0 °F | 43.6 °F | 4.36 in. |
| December | 14.8 °F | 32.3 °F | 3.87 in. |
| Annual | 32 °F | 53.6 °F | 46.9 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |