Saint-Bruno-de-Montarville, Quebec climate data is summarized below. Average annual temperatures range from 3.1 °C (low) to 12.2 °C (high). Annual precipitation averages 948 Millimeters. Saint-Bruno-de-Montarville 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 | -12 °C | -4.17 °C | 20 mm |
| February | -11.66 °C | -3.68 °C | 21 mm |
| March | -5.92 °C | 3.05 °C | 57 mm |
| April | 2.06 °C | 12.24 °C | 106 mm |
| May | 8.95 °C | 19.95 °C | 97 mm |
| June | 14.24 °C | 24.43 °C | 112 mm |
| July | 16.89 °C | 27.04 °C | 132 mm |
| August | 16.07 °C | 26.14 °C | 94 mm |
| September | 11.3 °C | 21.59 °C | 72 mm |
| October | 5.46 °C | 13.88 °C | 112 mm |
| November | -0.57 °C | 6.76 °C | 75 mm |
| December | -7.65 °C | -1.3 °C | 50 mm |
| Annual | 3.1 °C | 12.2 °C | 948 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 |