Mascouche, Quebec climate data is summarized below. Average annual temperatures range from 2.1 °C (low) to 11.3 °C (high). Annual precipitation averages 821 Millimeters. Mascouche is located in USDA Plant Hardiness Zone 5b. 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 | -13.82 °C | -5.36 °C | 6 mm |
| February | -13.19 °C | -4.47 °C | 7 mm |
| March | -6.89 °C | 2.29 °C | 33 mm |
| April | 1.22 °C | 11.18 °C | 82 mm |
| May | 8.38 °C | 19.29 °C | 89 mm |
| June | 13.61 °C | 23.73 °C | 122 mm |
| July | 16.27 °C | 26.16 °C | 123 mm |
| August | 15.41 °C | 25.25 °C | 104 mm |
| September | 10.52 °C | 20.78 °C | 75 mm |
| October | 4.67 °C | 13.09 °C | 97 mm |
| November | -1.43 °C | 5.8 °C | 57 mm |
| December | -9.31 °C | -2.41 °C | 26 mm |
| Annual | 2.1 °C | 11.3 °C | 821 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |