Vanderhoof, British Columbia climate data is summarized below. Average annual temperatures range from -1.7 °C (low) to 7.6 °C (high). Annual precipitation averages 460 Millimeters. Vanderhoof is located in USDA Plant Hardiness Zone 4a. 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 | -10.21 °C | -3.73 °C | 0 mm |
| February | -10.03 °C | -2.05 °C | 0 mm |
| March | -8.58 °C | 1.41 °C | 0 mm |
| April | -2.85 °C | 6.89 °C | 40 mm |
| May | 2.19 °C | 14.22 °C | 62 mm |
| June | 5.94 °C | 16.94 °C | 79 mm |
| July | 8.38 °C | 20.37 °C | 70 mm |
| August | 7.48 °C | 20.18 °C | 49 mm |
| September | 3.66 °C | 14.56 °C | 61 mm |
| October | 0.13 °C | 7.24 °C | 77 mm |
| November | -5.64 °C | -0.2 °C | 22 mm |
| December | -10.87 °C | -4.4 °C | 0 mm |
| Annual | -1.7 °C | 7.6 °C | 460 mm |
| 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 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Moderate Drought |