| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.6 °C | 8.9 °C | 349.5 mm |
| February | 3.2 °C | 10 °C | 214.38 mm |
| March | 4 °C | 11.2 °C | 266.45 mm |
| April | 5.3 °C | 12.6 °C | 189.23 mm |
| May | 7.8 °C | 14.7 °C | 91.44 mm |
| June | 9.9 °C | 16.6 °C | 86.61 mm |
| July | 11.6 °C | 18.1 °C | 33.27 mm |
| August | 11.6 °C | 18.9 °C | 47.5 mm |
| September | 10.2 °C | 18.6 °C | 76.45 mm |
| October | 7.4 °C | 15.3 °C | 218.44 mm |
| November | 4.9 °C | 11.3 °C | 350.27 mm |
| December | 3.2 °C | 8.7 °C | 343.92 mm |
| Annual | 6.9 °C | 13.7 °C | 2267.46 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfb - Temperate Oceanic Climate |