Kincardine, Ontario climate data is summarized below. Average annual temperatures range from 4.5 °C (low) to 10.8 °C (high). Annual precipitation averages 249 Millimeters. 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 | -6.9 °C | -1.46 °C | 0 mm |
| February | -8.69 °C | -2.39 °C | 0 mm |
| March | -3.89 °C | 2.79 °C | 8 mm |
| April | 1.68 °C | 8.9 °C | 14 mm |
| May | 7.01 °C | 14.41 °C | 36 mm |
| June | 11.95 °C | 18.91 °C | 56 mm |
| July | 16.1 °C | 22.79 °C | 40 mm |
| August | 16.55 °C | 23.13 °C | 46 mm |
| September | 12.95 °C | 19.81 °C | 25 mm |
| October | 8.13 °C | 14.02 °C | 13 mm |
| November | 2.37 °C | 7.73 °C | 7 mm |
| December | -3.15 °C | 1.63 °C | 4 mm |
| Annual | 4.5 °C | 10.8 °C | 249 mm |
| 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 : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |