Sainte-Foy, Quebec climate data is summarized below. Average annual temperatures range from 0.8 °C (low) to 9.9 °C (high). Annual precipitation averages 953 Millimeters. Sainte-Foy is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.08 °C | -6.25 °C | 0 mm |
| February | -14.36 °C | -5.19 °C | 0 mm |
| March | -8.82 °C | 0.53 °C | 18 mm |
| April | -0.41 °C | 9.05 °C | 74 mm |
| May | 6.49 °C | 17.46 °C | 96 mm |
| June | 11.78 °C | 22.18 °C | 129 mm |
| July | 14.81 °C | 24.86 °C | 162 mm |
| August | 14.17 °C | 23.91 °C | 138 mm |
| September | 9.25 °C | 19.15 °C | 114 mm |
| October | 3.78 °C | 11.59 °C | 125 mm |
| November | -1.98 °C | 4.7 °C | 76 mm |
| December | -10.19 °C | -3.37 °C | 21 mm |
| Annual | 0.8 °C | 9.9 °C | 953 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |