Regina, Saskatchewan climate data is summarized below. Average annual temperatures range from -2.3 °C (low) to 9 °C (high). Annual precipitation averages 409 Millimeters. Regina 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 | -17.93 °C | -8.42 °C | 0 mm |
| February | -17.97 °C | -7.95 °C | 0 mm |
| March | -9.66 °C | 0.24 °C | 0 mm |
| April | -1.88 °C | 9.94 °C | 32 mm |
| May | 4.4 °C | 17.9 °C | 63 mm |
| June | 10.16 °C | 22.2 °C | 108 mm |
| July | 12.79 °C | 25.52 °C | 78 mm |
| August | 11.25 °C | 24.68 °C | 52 mm |
| September | 6.28 °C | 20.23 °C | 46 mm |
| October | -0.02 °C | 11.25 °C | 30 mm |
| November | -8.6 °C | 1.15 °C | 0 mm |
| December | -16.8 °C | -8.54 °C | 0 mm |
| Annual | -2.3 °C | 9 °C | 409 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 |