Malartic, Quebec climate data is summarized below. Average annual temperatures range from -3.1 °C (low) to 7.3 °C (high). Annual precipitation averages 719 Millimeters. Malartic is located in USDA Plant Hardiness Zone 2b. 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 | -20.62 °C | -10.35 °C | 0 mm |
| February | -20.38 °C | -9.38 °C | 0 mm |
| March | -13.99 °C | -1.97 °C | 3 mm |
| April | -4.52 °C | 6.26 °C | 60 mm |
| May | 3.35 °C | 16.05 °C | 83 mm |
| June | 8.97 °C | 21.13 °C | 86 mm |
| July | 12.07 °C | 22.95 °C | 119 mm |
| August | 11.23 °C | 21.89 °C | 113 mm |
| September | 6.46 °C | 17.05 °C | 110 mm |
| October | 1.03 °C | 9.17 °C | 108 mm |
| November | -5.38 °C | 1.86 °C | 37 mm |
| December | -15.56 °C | -6.73 °C | 0 mm |
| Annual | -3.1 °C | 7.3 °C | 719 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 2b : -42.8°C to -40°C |
| Current Drought Conditions | Normal |