| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.9 °C | 6.2 °C | 85.85 mm |
| February | -3.6 °C | 8.2 °C | 81.53 mm |
| March | -0.2 °C | 12.7 °C | 103.89 mm |
| April | 4.6 °C | 18.4 °C | 101.6 mm |
| May | 9.7 °C | 22.9 °C | 109.73 mm |
| June | 14.6 °C | 26.6 °C | 111.25 mm |
| July | 16.3 °C | 28.1 °C | 124.71 mm |
| August | 15.7 °C | 27.8 °C | 99.57 mm |
| September | 12.3 °C | 25.1 °C | 88.65 mm |
| October | 5.3 °C | 19.3 °C | 69.34 mm |
| November | -0.1 °C | 13.3 °C | 70.87 mm |
| December | -3 °C | 8.1 °C | 93.22 mm |
| Annual | 5.6 °C | 18.1 °C | 1140.21 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 |