Watrous, Saskatchewan climate data is summarized below. Average annual temperatures range from -3.3 °C (low) to 7.7 °C (high). Annual precipitation averages 443 Millimeters. Watrous is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -18.89 °C | -9.32 °C | 0 mm |
| February | -19.45 °C | -9.34 °C | 0 mm |
| March | -11.64 °C | -1.52 °C | 0 mm |
| April | -3.05 °C | 8.35 °C | 27 mm |
| May | 3.65 °C | 17.21 °C | 54 mm |
| June | 9.65 °C | 21.18 °C | 114 mm |
| July | 12.19 °C | 23.81 °C | 102 mm |
| August | 10.19 °C | 23.23 °C | 62 mm |
| September | 5.25 °C | 18.99 °C | 48 mm |
| October | -0.57 °C | 10.2 °C | 36 mm |
| November | -9.11 °C | -0.29 °C | 0 mm |
| December | -18.1 °C | -9.73 °C | 0 mm |
| Annual | -3.3 °C | 7.7 °C | 443 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Normal |