Wadena, Saskatchewan climate data is summarized below. Average annual temperatures range from -3.7 °C (low) to 7.2 °C (high). Annual precipitation averages 420 Millimeters. Wadena is located in USDA Plant Hardiness Zone 3a. 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 | -20.82 °C | -11 °C | 0 mm |
| February | -21.01 °C | -10.38 °C | 0 mm |
| March | -13.16 °C | -2.59 °C | 0 mm |
| April | -3.58 °C | 7.05 °C | 27 mm |
| May | 3.92 °C | 17.38 °C | 46 mm |
| June | 9.84 °C | 21.73 °C | 119 mm |
| July | 12.61 °C | 24.39 °C | 91 mm |
| August | 10.99 °C | 23.71 °C | 60 mm |
| September | 6 °C | 18.96 °C | 43 mm |
| October | 0.13 °C | 9.71 °C | 34 mm |
| November | -9.21 °C | -1.37 °C | 0 mm |
| December | -19.41 °C | -10.97 °C | 0 mm |
| Annual | -3.7 °C | 7.2 °C | 420 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 3a : -40°C to -37.2°C |
| Current Drought Conditions | Normal |