Brooks, Alberta climate data is summarized below. Average annual temperatures range from 28.8 °F (low) to 52 °F (high). Annual precipitation averages 13.4 Inches. Brooks is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -25.5 °F | -19.8 °F | 0 in. |
| February | -25.1 °F | -19 °F | 0 in. |
| March | -21.6 °F | -15.1 °F | 0 in. |
| April | -18.9 °F | -11.2 °F | 990.6 in. |
| May | -15.7 °F | -7.8 °F | 1498.6 in. |
| June | -13 °F | -5.8 °F | 2362.2 in. |
| July | -11.4 °F | -3.4 °F | 1346.2 in. |
| August | -12 °F | -3.8 °F | 914.4 in. |
| September | -14.9 °F | -6.3 °F | 838.2 in. |
| October | -18.2 °F | -10.5 °F | 660.4 in. |
| November | -22.3 °F | -16 °F | 0 in. |
| December | -26.6 °F | -20.8 °F | 0 in. |
| Annual | 28.8 °F | 52 °F | 13.35 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |