Capreol, Ontario climate data is summarized below. Average annual temperatures range from 29.1 °F (low) to 48.6 °F (high). Annual precipitation averages 24.7 Inches. Capreol is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -27.4 °F | -21.9 °F | 0 in. |
| February | -27.6 °F | -21.5 °F | 0 in. |
| March | -23.7 °F | -17.3 °F | 254 in. |
| April | -19.2 °F | -13.1 °F | 1397 in. |
| May | -15.2 °F | -8 °F | 1803.4 in. |
| June | -12.3 °F | -5.4 °F | 2006.6 in. |
| July | -11.2 °F | -4.3 °F | 2209.8 in. |
| August | -11.5 °F | -4.9 °F | 2514.6 in. |
| September | -14.1 °F | -7.5 °F | 2108.2 in. |
| October | -17 °F | -11.8 °F | 2590.8 in. |
| November | -20.4 °F | -15.8 °F | 1066.8 in. |
| December | -24.7 °F | -20.1 °F | 0 in. |
| Annual | 29.1 °F | 48.6 °F | 24.74 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |