| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.1 °C | 7.3 °C | 105.92 mm |
| February | -2.7 °C | 9.2 °C | 88.14 mm |
| March | 0.6 °C | 13.1 °C | 116.33 mm |
| April | 5.2 °C | 18.4 °C | 114.55 mm |
| May | 9.9 °C | 22.4 °C | 116.08 mm |
| June | 14.2 °C | 25.8 °C | 108.2 mm |
| July | 16.1 °C | 27.6 °C | 119.13 mm |
| August | 15.5 °C | 26.7 °C | 121.41 mm |
| September | 12.1 °C | 23.8 °C | 122.68 mm |
| October | 6.1 °C | 18.9 °C | 95.5 mm |
| November | 0.5 °C | 13.8 °C | 99.82 mm |
| December | -2.3 °C | 9.2 °C | 114.81 mm |
| Annual | 5.9 °C | 18 °C | 1322.57 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| 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 |