Defot, British Columbia climate data is summarized below. Average annual temperatures range from 19.2 °F (low) to 32.6 °F (high). Annual precipitation averages 8.8 Inches. 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 | -27 °F | -23.1 °F | 0 in. |
| February | -27.4 °F | -22.7 °F | 0 in. |
| March | -27.2 °F | -22.2 °F | 0 in. |
| April | -23.7 °F | -18.8 °F | 0 in. |
| May | -19 °F | -14.5 °F | 431.8 in. |
| June | -16 °F | -11.2 °F | 1016 in. |
| July | -15.3 °F | -10.5 °F | 1193.8 in. |
| August | -15.7 °F | -11 °F | 1117.6 in. |
| September | -17.6 °F | -14.1 °F | 1346.2 in. |
| October | -19.8 °F | -17.8 °F | 584.2 in. |
| November | -24.8 °F | -21.9 °F | 0 in. |
| December | -27.2 °F | -23.4 °F | 0 in. |
| Annual | 19.2 °F | 32.6 °F | 8.82 in. |
| 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 : -60°F to -55°F |
| Current Drought Conditions | Normal |