Moose Jaw, Saskatchewan climate data is summarized below. Average annual temperatures range from -2.1 °C (low) to 9.9 °C (high). Annual precipitation averages 384 Millimeters. Moose Jaw 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 | -16.57 °C | -6.82 °C | 0 mm |
| February | -17.19 °C | -6.59 °C | 0 mm |
| March | -9.15 °C | 1.29 °C | 0 mm |
| April | -2.15 °C | 10.61 °C | 32 mm |
| May | 4.18 °C | 18.29 °C | 59 mm |
| June | 10.05 °C | 22.63 °C | 103 mm |
| July | 12.52 °C | 26.05 °C | 69 mm |
| August | 10.91 °C | 25.39 °C | 51 mm |
| September | 6.08 °C | 20.86 °C | 38 mm |
| October | -0.06 °C | 12.09 °C | 32 mm |
| November | -7.84 °C | 2.17 °C | 0 mm |
| December | -16.23 °C | -7.31 °C | 0 mm |
| Annual | -2.1 °C | 9.9 °C | 384 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 |