| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.2 °C | 4.6 °C | 124.46 mm |
| February | -3.8 °C | 6.3 °C | 98.81 mm |
| March | -0.8 °C | 10 °C | 128.02 mm |
| April | 3.9 °C | 15.9 °C | 140.97 mm |
| May | 9.1 °C | 19.8 °C | 146.3 mm |
| June | 13.2 °C | 23.4 °C | 145.54 mm |
| July | 15.1 °C | 25.2 °C | 153.67 mm |
| August | 14.5 °C | 24.3 °C | 139.7 mm |
| September | 11.3 °C | 21.6 °C | 143 mm |
| October | 5.3 °C | 16.7 °C | 110.49 mm |
| November | 0.1 °C | 11.1 °C | 107.19 mm |
| December | -3.2 °C | 6.5 °C | 123.19 mm |
| Annual | 5 °C | 15.5 °C | 1561.34 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 11 - May 20 |
| 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfb - Temperate Oceanic Climate |