| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.7 °C | 3.8 °C | 81.79 mm |
| February | -4.3 °C | 6.1 °C | 81.03 mm |
| March | -0.2 °C | 11.3 °C | 105.66 mm |
| April | 5.2 °C | 18.4 °C | 111.76 mm |
| May | 11.1 °C | 23.1 °C | 120.65 mm |
| June | 15.9 °C | 27.6 °C | 115.06 mm |
| July | 17.6 °C | 29.3 °C | 115.57 mm |
| August | 16.6 °C | 28.8 °C | 87.88 mm |
| September | 12.6 °C | 25.8 °C | 82.8 mm |
| October | 6.4 °C | 19.4 °C | 78.23 mm |
| November | 0.9 °C | 11.9 °C | 78.49 mm |
| December | -2.8 °C | 6.1 °C | 89.15 mm |
| Annual | 6.1 °C | 17.6 °C | 1148.07 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |