| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.5 °C | 5.8 °C | 91.69 mm |
| February | -3.5 °C | 7.6 °C | 74.93 mm |
| March | 0 °C | 12.1 °C | 95.25 mm |
| April | 4.9 °C | 17.8 °C | 106.68 mm |
| May | 9.9 °C | 22.2 °C | 112.78 mm |
| June | 14.2 °C | 25.9 °C | 119.89 mm |
| July | 16.2 °C | 27.7 °C | 113.79 mm |
| August | 15.7 °C | 26.9 °C | 99.31 mm |
| September | 12.1 °C | 23.8 °C | 105.66 mm |
| October | 5.8 °C | 18.6 °C | 85.6 mm |
| November | 0.4 °C | 12.8 °C | 84.58 mm |
| December | -2.7 °C | 7.7 °C | 89.41 mm |
| Annual | 5.7 °C | 17.4 °C | 1179.57 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 |