Lac du Bonnet, Manitoba climate data is summarized below. Average annual temperatures range from -2.8 °C (low) to 8.5 °C (high). Annual precipitation averages 561 Millimeters. Lac du Bonnet is located in USDA Plant Hardiness Zone 3b. 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 | -22.01 °C | -11.48 °C | 0 mm |
| February | -21.7 °C | -9.11 °C | 0 mm |
| March | -12.2 °C | 0.53 °C | 3 mm |
| April | -2.89 °C | 9.81 °C | 36 mm |
| May | 4.14 °C | 17.33 °C | 97 mm |
| June | 10.76 °C | 22.66 °C | 133 mm |
| July | 13.32 °C | 25.44 °C | 99 mm |
| August | 12.36 °C | 24.54 °C | 83 mm |
| September | 7.76 °C | 19.34 °C | 59 mm |
| October | 1.76 °C | 11.05 °C | 51 mm |
| November | -6.67 °C | 0.96 °C | 0 mm |
| December | -17.8 °C | -9.43 °C | 0 mm |
| Annual | -2.8 °C | 8.5 °C | 561 mm |
| 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 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Normal |