Hardisty, Alberta climate data is summarized below. Average annual temperatures range from -2.3 °C (low) to 9 °C (high). Annual precipitation averages 396 Millimeters. Hardisty 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 | -16.09 °C | -7.32 °C | 0 mm |
| February | -15.6 °C | -6.23 °C | 0 mm |
| March | -9.11 °C | 0.61 °C | 0 mm |
| April | -2.36 °C | 9.63 °C | 30 mm |
| May | 4 °C | 18.2 °C | 53 mm |
| June | 9.3 °C | 21.94 °C | 112 mm |
| July | 12.01 °C | 25.17 °C | 76 mm |
| August | 10.3 °C | 24.16 °C | 67 mm |
| September | 5.25 °C | 19.87 °C | 32 mm |
| October | -0.12 °C | 11.19 °C | 26 mm |
| November | -8.35 °C | -0.82 °C | 0 mm |
| December | -16.7 °C | -8.84 °C | 0 mm |
| Annual | -2.3 °C | 9 °C | 396 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 |