Sainte-Perpétue, Quebec climate data is summarized below. Average annual temperatures range from -1.9 °C (low) to 8.2 °C (high). Annual precipitation averages 356 Millimeters. Sainte-Perpétue is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -17.11 °C | -7.53 °C | 0 mm |
| February | -16.67 °C | -6.59 °C | 0 mm |
| March | -12.25 °C | -1.31 °C | 0 mm |
| April | -4.12 °C | 5.91 °C | 9 mm |
| May | 3.54 °C | 15.39 °C | 30 mm |
| June | 8.89 °C | 20.29 °C | 57 mm |
| July | 12.31 °C | 23.36 °C | 91 mm |
| August | 11.5 °C | 22.48 °C | 68 mm |
| September | 6.6 °C | 17.56 °C | 45 mm |
| October | 1.44 °C | 9.96 °C | 34 mm |
| November | -4.46 °C | 2.87 °C | 22 mm |
| December | -12.69 °C | -4.75 °C | 0 mm |
| Annual | -1.9 °C | 8.2 °C | 356 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |