Seven Sisters Falls, Manitoba climate data is summarized below. Average annual temperatures range from 27.5 °F (low) to 47.5 °F (high). Annual precipitation averages 22.1 Inches. Seven Sisters Falls 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. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -29.8 °F | -24 °F | 0 in. |
| February | -29.4 °F | -22.7 °F | 0 in. |
| March | -24.1 °F | -17.4 °F | 50.8 in. |
| April | -19.1 °F | -12.3 °F | 863.6 in. |
| May | -15.4 °F | -8.1 °F | 2438.4 in. |
| June | -11.8 °F | -5.1 °F | 3327.4 in. |
| July | -10.4 °F | -3.5 °F | 2514.6 in. |
| August | -10.9 °F | -4.1 °F | 2133.6 in. |
| September | -13.5 °F | -7 °F | 1625.6 in. |
| October | -16.8 °F | -11.6 °F | 1320.8 in. |
| November | -21.4 °F | -17.2 °F | 0 in. |
| December | -27.6 °F | -22.9 °F | 0 in. |
| Annual | 27.5 °F | 47.5 °F | 22.14 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| 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 |