Coronation, Alberta climate data is summarized below. Average annual temperatures range from 25.3 °F (low) to 47.3 °F (high). Annual precipitation averages 17.4 Inches. Coronation 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.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -27.2 °F | -21.5 °F | 0 in. |
| February | -27.1 °F | -21.1 °F | 0 in. |
| March | -23.4 °F | -17.5 °F | 0 in. |
| April | -19.6 °F | -12.8 °F | 787.4 in. |
| May | -16.3 °F | -8.5 °F | 1447.8 in. |
| June | -13.5 °F | -6.5 °F | 2997.2 in. |
| July | -12.1 °F | -4.5 °F | 2362.2 in. |
| August | -12.8 °F | -4.9 °F | 1930.4 in. |
| September | -15.9 °F | -7.4 °F | 1041.4 in. |
| October | -19.1 °F | -11.8 °F | 660.4 in. |
| November | -23.4 °F | -17.7 °F | 0 in. |
| December | -27.8 °F | -22.4 °F | 0 in. |
| Annual | 25.3 °F | 47.3 °F | 17.39 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| 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 | Normal |