| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.6 °C | 4.3 °C | 131.57 mm |
| February | -3.8 °C | 6.2 °C | 100.33 mm |
| March | -0.7 °C | 10.2 °C | 139.19 mm |
| April | 4.2 °C | 16.1 °C | 161.29 mm |
| May | 9.8 °C | 20.2 °C | 150.62 mm |
| June | 13.7 °C | 23.9 °C | 158.75 mm |
| July | 15.8 °C | 25.6 °C | 148.08 mm |
| August | 14.8 °C | 24.7 °C | 148.84 mm |
| September | 11.6 °C | 21.8 °C | 158.75 mm |
| October | 5.3 °C | 16.8 °C | 122.94 mm |
| November | 0.4 °C | 11.1 °C | 133.86 mm |
| December | -3.3 °C | 6.1 °C | 134.62 mm |
| Annual | 5.2 °C | 15.6 °C | 1688.84 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone - 2023 | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfb - Temperate Oceanic Climate |