Beaconsfield, Quebec climate data is summarized below. Average annual temperatures range from 3.1 °C (low) to 11.7 °C (high). Annual precipitation averages 642 Millimeters. Beaconsfield is located in USDA Plant Hardiness Zone 6a. 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 | -12.64 °C | -4.62 °C | 5 mm |
| February | -12.34 °C | -4.17 °C | 6 mm |
| March | -6.38 °C | 2.52 °C | 32 mm |
| April | 2.1 °C | 11.69 °C | 74 mm |
| May | 9.04 °C | 19.41 °C | 63 mm |
| June | 14.29 °C | 23.8 °C | 78 mm |
| July | 17.07 °C | 26.41 °C | 107 mm |
| August | 16.25 °C | 25.59 °C | 77 mm |
| September | 11.59 °C | 21.17 °C | 53 mm |
| October | 5.87 °C | 13.59 °C | 81 mm |
| November | -0.4 °C | 6.56 °C | 48 mm |
| December | -7.83 °C | -1.54 °C | 18 mm |
| Annual | 3.1 °C | 11.7 °C | 642 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |