Dundurn, Saskatchewan climate data is summarized below. Average annual temperatures range from -2.2 °C (low) to 8.3 °C (high). Annual precipitation averages 445 Millimeters. Dundurn 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 | -17.71 °C | -8.51 °C | 0 mm |
| February | -18.29 °C | -8.47 °C | 0 mm |
| March | -9.91 °C | -0.6 °C | 0 mm |
| April | -1.81 °C | 8.98 °C | 23 mm |
| May | 4.66 °C | 17.61 °C | 60 mm |
| June | 10.21 °C | 21.51 °C | 128 mm |
| July | 12.85 °C | 24.34 °C | 98 mm |
| August | 11.32 °C | 23.45 °C | 55 mm |
| September | 6.47 °C | 19.33 °C | 44 mm |
| October | 0.34 °C | 10.46 °C | 37 mm |
| November | -7.98 °C | 0.13 °C | 0 mm |
| December | -16.95 °C | -9.21 °C | 0 mm |
| Annual | -2.2 °C | 8.3 °C | 445 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 |