Mud River, British Columbia climate data is summarized below. Average annual temperatures range from -1.1 °C (low) to 8.1 °C (high). Annual precipitation averages 539 Millimeters. Mud River is located in USDA Plant Hardiness Zone 4a. 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 | -9.77 °C | -3.34 °C | 0 mm |
| February | -8.88 °C | -1.58 °C | 4 mm |
| March | -6.89 °C | 2.04 °C | 16 mm |
| April | -2.04 °C | 7.66 °C | 46 mm |
| May | 2.44 °C | 14.29 °C | 66 mm |
| June | 6.45 °C | 17.38 °C | 85 mm |
| July | 8.91 °C | 20.94 °C | 72 mm |
| August | 8.07 °C | 20.62 °C | 60 mm |
| September | 4.24 °C | 15.22 °C | 66 mm |
| October | 0.35 °C | 7.71 °C | 81 mm |
| November | -5.42 °C | 0.02 °C | 43 mm |
| December | -10.43 °C | -4.11 °C | 0 mm |
| Annual | -1.1 °C | 8.1 °C | 539 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |