| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.3 °C | 5.6 °C | 93.98 mm |
| February | -3 °C | 7.6 °C | 82.55 mm |
| March | 0.5 °C | 12.2 °C | 108.2 mm |
| April | 5.8 °C | 17.9 °C | 104.14 mm |
| May | 10.7 °C | 22.3 °C | 117.09 mm |
| June | 15.1 °C | 26.1 °C | 116.59 mm |
| July | 16.8 °C | 27.6 °C | 124.21 mm |
| August | 16.2 °C | 27.3 °C | 100.84 mm |
| September | 13.1 °C | 24.6 °C | 89.66 mm |
| October | 6.4 °C | 18.8 °C | 71.63 mm |
| November | 0.9 °C | 12.8 °C | 73.41 mm |
| December | -2.1 °C | 7.6 °C | 94.23 mm |
| Annual | 6.3 °C | 17.5 °C | 1176.53 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 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 |