Eston, Saskatchewan climate data is summarized below. Average annual temperatures range from 27.4 °F (low) to 49.2 °F (high). Annual precipitation averages 17.5 Inches. 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 | -27.1 °F | -21.6 °F | 0 in. |
| February | -27.2 °F | -21.3 °F | 0 in. |
| March | -23.1 °F | -17 °F | 0 in. |
| April | -19.2 °F | -11.9 °F | 736.6 in. |
| May | -15.5 °F | -7.6 °F | 1346.2 in. |
| June | -12.5 °F | -5.6 °F | 3378.2 in. |
| July | -11.1 °F | -3.6 °F | 2540 in. |
| August | -11.8 °F | -3.9 °F | 1600.2 in. |
| September | -14.6 °F | -6.4 °F | 939.8 in. |
| October | -18.2 °F | -11.2 °F | 711.2 in. |
| November | -22.7 °F | -17.1 °F | 0 in. |
| December | -27.4 °F | -22.2 °F | 0 in. |
| Annual | 27.4 °F | 49.2 °F | 17.45 in. |
| 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 : -35°F to -30°F |
| Current Drought Conditions | Normal |