| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.4 °C | 7.1 °C | 188.47 mm |
| February | -1.9 °C | 8.9 °C | 156.21 mm |
| March | 1.2 °C | 12.8 °C | 167.89 mm |
| April | 5.4 °C | 17.8 °C | 164.85 mm |
| May | 10.3 °C | 21.5 °C | 154.43 mm |
| June | 14.3 °C | 24.6 °C | 152.15 mm |
| July | 16.2 °C | 26.1 °C | 152.15 mm |
| August | 15.6 °C | 25.4 °C | 179.58 mm |
| September | 12.5 °C | 22.9 °C | 164.34 mm |
| October | 6.7 °C | 18.2 °C | 154.69 mm |
| November | 1.6 °C | 13.1 °C | 178.05 mm |
| December | -1.2 °C | 8.8 °C | 201.42 mm |
| Annual | 6.4 °C | 17.3 °C | 2014.23 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfb - Temperate Oceanic Climate |