Kincardine, Ontario climate data is summarized below. Average annual temperatures range from 40.1 °F (low) to 51.5 °F (high). Annual precipitation averages 9.8 Inches. Kincardine is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -21.6 °F | -18.6 °F | 0 in. |
| February | -22.6 °F | -19.1 °F | 0 in. |
| March | -19.9 °F | -16.2 °F | 203.2 in. |
| April | -16.8 °F | -12.8 °F | 355.6 in. |
| May | -13.9 °F | -9.8 °F | 914.4 in. |
| June | -11.1 °F | -7.3 °F | 1422.4 in. |
| July | -8.8 °F | -5.1 °F | 1016 in. |
| August | -8.6 °F | -4.9 °F | 1168.4 in. |
| September | -10.6 °F | -6.8 °F | 635 in. |
| October | -13.3 °F | -10 °F | 330.2 in. |
| November | -16.5 °F | -13.5 °F | 177.8 in. |
| December | -19.5 °F | -16.9 °F | 101.6 in. |
| Annual | 40.1 °F | 51.5 °F | 9.79 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |