Sexsmith, Alberta climate data is summarized below. Average annual temperatures range from 26.5 °F (low) to 45.1 °F (high). Annual precipitation averages 16.4 Inches. Sexsmith is located in USDA Plant Hardiness Zone 3a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -26.3 °F | -21.8 °F | 0 in. |
| February | -25.3 °F | -20.6 °F | 0 in. |
| March | -23.8 °F | -18.3 °F | 0 in. |
| April | -19.5 °F | -13.6 °F | 838.2 in. |
| May | -16.1 °F | -8.8 °F | 1320.8 in. |
| June | -13.4 °F | -6.8 °F | 2387.6 in. |
| July | -12.2 °F | -5.2 °F | 2108.2 in. |
| August | -12.8 °F | -5.7 °F | 1676.4 in. |
| September | -15.4 °F | -8.4 °F | 1168.4 in. |
| October | -18.3 °F | -13.4 °F | 1092.2 in. |
| November | -23.2 °F | -19.3 °F | 0 in. |
| December | -27.6 °F | -23.1 °F | 0 in. |
| Annual | 26.5 °F | 45.1 °F | 16.42 in. |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°F to -35°F |
| Current Drought Conditions | Moderate Drought |