| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 5.3 °C | 94.23 mm |
| February | -3.7 °C | 7.2 °C | 87.38 mm |
| March | -0.4 °C | 11.8 °C | 112.52 mm |
| April | 4.6 °C | 18.2 °C | 114.05 mm |
| May | 9.7 °C | 22.4 °C | 130.3 mm |
| June | 14.1 °C | 25.8 °C | 126.24 mm |
| July | 16.2 °C | 27.4 °C | 135.38 mm |
| August | 15.4 °C | 27.1 °C | 95.25 mm |
| September | 12.1 °C | 24.3 °C | 86.61 mm |
| October | 5.6 °C | 18.4 °C | 75.69 mm |
| November | 0.1 °C | 12.4 °C | 74.17 mm |
| December | -2.8 °C | 7.1 °C | 99.06 mm |
| Annual | 5.5 °C | 17.3 °C | 1230.88 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 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 |