Edson, Alberta climate data is summarized below. Average annual temperatures range from 26.6 °F (low) to 47.3 °F (high). Annual precipitation averages 16.7 Inches. Edson is located in USDA Plant Hardiness Zone 3a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -25.2 °F | -20.1 °F | 0 in. |
| February | -25 °F | -19.1 °F | 0 in. |
| March | -23.2 °F | -16.8 °F | 0 in. |
| April | -19.8 °F | -13.2 °F | 482.6 in. |
| May | -16.5 °F | -9.1 °F | 1930.4 in. |
| June | -14.1 °F | -7.1 °F | 2260.6 in. |
| July | -12.6 °F | -5.2 °F | 2260.6 in. |
| August | -13.3 °F | -5.8 °F | 1549.4 in. |
| September | -15.8 °F | -8.2 °F | 1295.4 in. |
| October | -18.5 °F | -12.5 °F | 990.6 in. |
| November | -22.6 °F | -18.2 °F | 0 in. |
| December | -26.8 °F | -21.6 °F | 0 in. |
| Annual | 26.6 °F | 47.3 °F | 16.69 in. |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°F to -35°F |
| Current Drought Conditions | Normal |