Blainville, Quebec climate data is summarized below. Average annual temperatures range from 2.1 °C (low) to 11.2 °C (high). Annual precipitation averages 826 Millimeters. Blainville is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -13.91 °C | -5.41 °C | 7 mm |
| February | -13.46 °C | -4.63 °C | 7 mm |
| March | -7.32 °C | 2.14 °C | 34 mm |
| April | 1.09 °C | 10.88 °C | 82 mm |
| May | 8.35 °C | 19.14 °C | 86 mm |
| June | 13.56 °C | 23.57 °C | 119 mm |
| July | 16.23 °C | 26.03 °C | 132 mm |
| August | 15.5 °C | 25.17 °C | 109 mm |
| September | 10.64 °C | 20.67 °C | 72 mm |
| October | 4.83 °C | 13.06 °C | 101 mm |
| November | -1.37 °C | 5.79 °C | 54 mm |
| December | -9.28 °C | -2.38 °C | 23 mm |
| Annual | 2.1 °C | 11.2 °C | 826 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |