Valcourt, Quebec climate data is summarized below. Average annual temperatures range from 1.3 °C (low) to 11.2 °C (high). Annual precipitation averages 435 Millimeters. Valcourt is located in USDA Plant Hardiness Zone 5a. 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 | -13.46 °C | -4.31 °C | 0 mm |
| February | -13.39 °C | -4.06 °C | 0 mm |
| March | -8.04 °C | 2.06 °C | 8 mm |
| April | 0.16 °C | 10.93 °C | 32 mm |
| May | 7.05 °C | 18.81 °C | 46 mm |
| June | 12.04 °C | 22.88 °C | 63 mm |
| July | 14.8 °C | 25.6 °C | 93 mm |
| August | 14.07 °C | 24.64 °C | 74 mm |
| September | 9.48 °C | 20.36 °C | 43 mm |
| October | 4 °C | 13.14 °C | 47 mm |
| November | -1.94 °C | 6.16 °C | 21 mm |
| December | -8.82 °C | -1.43 °C | 8 mm |
| Annual | 1.3 °C | 11.2 °C | 435 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 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |