Minto, Manitoba climate data is summarized below. Average annual temperatures range from 27.6 °F (low) to 47.3 °F (high). Annual precipitation averages 22.8 Inches. Minto is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -28.5 °F | -23.2 °F | 0 in. |
| February | -28.3 °F | -22.7 °F | 0 in. |
| March | -23.5 °F | -17.8 °F | 127 in. |
| April | -19.1 °F | -12.7 °F | 939.8 in. |
| May | -15.4 °F | -8.5 °F | 2311.4 in. |
| June | -11.9 °F | -5.6 °F | 3479.8 in. |
| July | -10.6 °F | -4 °F | 2946.4 in. |
| August | -11.4 °F | -4.1 °F | 2692.4 in. |
| September | -13.9 °F | -6.7 °F | 1270 in. |
| October | -17.4 °F | -11.5 °F | 889 in. |
| November | -22 °F | -17.1 °F | 76.2 in. |
| December | -27.4 °F | -22.8 °F | 0 in. |
| Annual | 27.6 °F | 47.3 °F | 22.84 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Abnormally Dry |