Eston, Saskatchewan climate data is summarized below. Average annual temperatures range from -2.6 °C (low) to 9.6 °C (high). Annual precipitation averages 443 Millimeters. Eston 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. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.83 °C | -6.92 °C | 0 mm |
| February | -16.91 °C | -6.33 °C | 0 mm |
| March | -9.62 °C | 1.33 °C | 0 mm |
| April | -2.57 °C | 10.58 °C | 29 mm |
| May | 4.03 °C | 18.34 °C | 53 mm |
| June | 9.46 °C | 21.95 °C | 133 mm |
| July | 12.04 °C | 25.45 °C | 100 mm |
| August | 10.77 °C | 24.9 °C | 63 mm |
| September | 5.65 °C | 20.51 °C | 37 mm |
| October | -0.79 °C | 11.85 °C | 28 mm |
| November | -8.88 °C | 1.2 °C | 0 mm |
| December | -17.36 °C | -8.03 °C | 0 mm |
| Annual | -2.6 °C | 9.6 °C | 443 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| 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 |