Duck Bay, Manitoba climate data is summarized below. Average annual temperatures range from 26.7 °F (low) to 40.3 °F (high). Annual precipitation averages 18.9 Inches. Duck Bay is located in USDA Plant Hardiness Zone 3a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -29.7 °F | -24.8 °F | 0 in. |
| February | -29.8 °F | -24.1 °F | 0 in. |
| March | -25.4 °F | -19.7 °F | 0 in. |
| April | -20.2 °F | -15.2 °F | 482.6 in. |
| May | -16.6 °F | -12.1 °F | 1625.6 in. |
| June | -12.7 °F | -9 °F | 2946.4 in. |
| July | -10.8 °F | -7.4 °F | 2514.6 in. |
| August | -10.4 °F | -6.9 °F | 1955.8 in. |
| September | -12.4 °F | -8.7 °F | 1244.6 in. |
| October | -15.6 °F | -12.6 °F | 1397 in. |
| November | -21.1 °F | -18 °F | 0 in. |
| December | -28.5 °F | -24.2 °F | 0 in. |
| Annual | 26.7 °F | 40.3 °F | 18.87 in. |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°F to -35°F |
| Current Drought Conditions | Normal |