Snow Lake, Manitoba climate data is summarized below. Average annual temperatures range from 21.7 °F (low) to 40 °F (high). Annual precipitation averages 20 Inches. Snow Lake is located in USDA Plant Hardiness Zone 2a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -31.6 °F | -26.5 °F | 0 in. |
| February | -31.3 °F | -24.9 °F | 0 in. |
| March | -27.8 °F | -20.6 °F | 0 in. |
| April | -22.2 °F | -15.3 °F | 355.6 in. |
| May | -17 °F | -9.8 °F | 1168.4 in. |
| June | -12.6 °F | -6 °F | 2768.6 in. |
| July | -10.7 °F | -4.7 °F | 3454.4 in. |
| August | -11.5 °F | -5.7 °F | 2692.4 in. |
| September | -14.6 °F | -9.1 °F | 1549.4 in. |
| October | -18 °F | -14.6 °F | 939.8 in. |
| November | -24.1 °F | -20.6 °F | 0 in. |
| December | -30.3 °F | -26 °F | 0 in. |
| Annual | 21.7 °F | 40 °F | 20.03 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 2a : -50°F to -45°F |
| Current Drought Conditions | Normal |