Kirkland Lake, Ontario climate data is summarized below. Average annual temperatures range from -2.8 °C (low) to 7.5 °C (high). Annual precipitation averages 651 Millimeters. Kirkland Lake is located in USDA Plant Hardiness Zone 3a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -20.54 °C | -10.15 °C | 0 mm |
| February | -20.79 °C | -9.21 °C | 0 mm |
| March | -13.28 °C | -1.24 °C | 0 mm |
| April | -4.6 °C | 6.12 °C | 46 mm |
| May | 3.83 °C | 16.1 °C | 81 mm |
| June | 9.66 °C | 21.31 °C | 82 mm |
| July | 12.52 °C | 23.15 °C | 102 mm |
| August | 11.9 °C | 22.25 °C | 114 mm |
| September | 6.96 °C | 17.2 °C | 94 mm |
| October | 1.53 °C | 9.28 °C | 96 mm |
| November | -5.11 °C | 1.89 °C | 36 mm |
| December | -15.16 °C | -6.75 °C | 0 mm |
| Annual | -2.8 °C | 7.5 °C | 651 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°C to -37.2°C |
| Current Drought Conditions | Normal |