Star City, Saskatchewan climate data is summarized below. Average annual temperatures range from -3.3 °C (low) to 7.1 °C (high). Annual precipitation averages 459 Millimeters. Star City is located in USDA Plant Hardiness Zone 3a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -19.7 °C | -10.69 °C | 0 mm |
| February | -20.23 °C | -10.11 °C | 0 mm |
| March | -12.5 °C | -2.69 °C | 0 mm |
| April | -3.41 °C | 7.17 °C | 29 mm |
| May | 3.62 °C | 17.25 °C | 39 mm |
| June | 9.63 °C | 21.63 °C | 118 mm |
| July | 12.28 °C | 24.12 °C | 116 mm |
| August | 10.85 °C | 23.73 °C | 65 mm |
| September | 6.17 °C | 18.68 °C | 47 mm |
| October | 0.6 °C | 8.8 °C | 45 mm |
| November | -8.71 °C | -2.16 °C | 0 mm |
| December | -17.83 °C | -10.91 °C | 0 mm |
| Annual | -3.3 °C | 7.1 °C | 459 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°C to -37.2°C |
| Current Drought Conditions | Normal |