| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 6.2 °C | 88.39 mm |
| February | -3.8 °C | 7.9 °C | 74.42 mm |
| March | -0.4 °C | 12.4 °C | 94.49 mm |
| April | 4.2 °C | 18.1 °C | 100.08 mm |
| May | 9.3 °C | 22.6 °C | 110.49 mm |
| June | 13.8 °C | 26.3 °C | 113.79 mm |
| July | 16.1 °C | 28.1 °C | 114.81 mm |
| August | 15.4 °C | 27.3 °C | 99.82 mm |
| September | 11.7 °C | 24.1 °C | 100.08 mm |
| October | 5.2 °C | 18.9 °C | 83.06 mm |
| November | -0.2 °C | 13.1 °C | 78.99 mm |
| December | -3.2 °C | 8.1 °C | 86.61 mm |
| Annual | 5.3 °C | 17.8 °C | 1145.03 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone - 2023 | Zone 7a : -17.8°C to -15°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 |