Muskwa, British Columbia climate data is summarized below. Average annual temperatures range from -5.2 °C (low) to 5.1 °C (high). Annual precipitation averages 307 Millimeters. Muskwa 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.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -22.08 °C | -12.18 °C | 0 mm |
| February | -19.92 °C | -8.79 °C | 0 mm |
| March | -16.07 °C | -5.82 °C | 0 mm |
| April | -4.03 °C | 5.05 °C | 15 mm |
| May | 2.64 °C | 15.41 °C | 46 mm |
| June | 7.79 °C | 21.02 °C | 64 mm |
| July | 10.51 °C | 22.91 °C | 84 mm |
| August | 8.4 °C | 20.76 °C | 48 mm |
| September | 4.04 °C | 14.17 °C | 31 mm |
| October | -1.38 °C | 5.83 °C | 19 mm |
| November | -12.83 °C | -6.01 °C | 0 mm |
| December | -19.93 °C | -11.57 °C | 0 mm |
| Annual | -5.2 °C | 5.1 °C | 307 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3a : -40°C to -37.2°C |
| Current Drought Conditions | Abnormally Dry |