Defot, British Columbia climate data is summarized below. Average annual temperatures range from -7.1 °C (low) to 0.3 °C (high). Annual precipitation averages 224 Millimeters. Defot is located in USDA Plant Hardiness Zone 1a. The growing season typically runs from the last frost around Jul. 1 - Jul. 10 through the first frost around Aug. 21 - Aug. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.64 °C | -9.64 °C | 0 mm |
| February | -17.26 °C | -8.82 °C | 0 mm |
| March | -17.02 °C | -7.94 °C | 0 mm |
| April | -10.64 °C | -1.9 °C | 0 mm |
| May | -2.13 °C | 5.87 °C | 17 mm |
| June | 3.12 °C | 11.79 °C | 40 mm |
| July | 4.4 °C | 13.09 °C | 47 mm |
| August | 3.66 °C | 12.25 °C | 44 mm |
| September | 0.29 °C | 6.6 °C | 53 mm |
| October | -3.71 °C | 0.03 °C | 23 mm |
| November | -12.55 °C | -7.35 °C | 0 mm |
| December | -16.87 °C | -10.16 °C | 0 mm |
| Annual | -7.1 °C | 0.3 °C | 224 mm |
| Average First Frost Date | Aug. 21 - Aug. 31 |
| Average Last Frost Date | Jul. 1 - Jul. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 1a : |
| Current Drought Conditions | Normal |