| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.2 °C | 8.4 °C | 141.99 mm |
| February | -2.4 °C | 10.3 °C | 132.59 mm |
| March | 0.6 °C | 13.7 °C | 137.92 mm |
| April | 4.8 °C | 18.5 °C | 127 mm |
| May | 9.3 °C | 22.4 °C | 117.35 mm |
| June | 13.4 °C | 25.5 °C | 129.79 mm |
| July | 15.3 °C | 27.1 °C | 128.78 mm |
| August | 14.8 °C | 26.7 °C | 120.14 mm |
| September | 11.6 °C | 24 °C | 117.6 mm |
| October | 5.1 °C | 19.4 °C | 89.92 mm |
| November | -0.4 °C | 14.6 °C | 108.71 mm |
| December | -2.7 °C | 10.2 °C | 139.7 mm |
| Annual | 5.4 °C | 18.4 °C | 1491.49 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 |