Saskatoon, Saskatchewan climate data is summarized below. Average annual temperatures range from -2.5 °C (low) to 8.5 °C (high). Annual precipitation averages 423 Millimeters. Saskatoon is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -18.31 °C | -8.85 °C | 0 mm |
| February | -18.7 °C | -8.57 °C | 0 mm |
| March | -10.4 °C | -0.45 °C | 0 mm |
| April | -1.84 °C | 9.79 °C | 24 mm |
| May | 4.5 °C | 18.14 °C | 60 mm |
| June | 10.07 °C | 21.99 °C | 119 mm |
| July | 12.82 °C | 24.87 °C | 92 mm |
| August | 11.23 °C | 23.96 °C | 49 mm |
| September | 6.11 °C | 19.71 °C | 44 mm |
| October | -0.21 °C | 10.77 °C | 35 mm |
| November | -8.43 °C | -0.05 °C | 0 mm |
| December | -17.34 °C | -9.63 °C | 0 mm |
| Annual | -2.5 °C | 8.5 °C | 423 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Normal |