Colwood, British Columbia climate data is summarized below. Average annual temperatures range from 44.7 °F (low) to 56.1 °F (high). Annual precipitation averages 61.4 Inches. Colwood is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.4 °F | -14.2 °F | 5105.4 in. |
| February | -15.8 °F | -13.3 °F | 3429 in. |
| March | -15.6 °F | -12.5 °F | 4292.6 in. |
| April | -14.9 °F | -10.9 °F | 2336.8 in. |
| May | -13.4 °F | -8.8 °F | 1803.4 in. |
| June | -12 °F | -7.6 °F | 635 in. |
| July | -10.8 °F | -5.7 °F | 381 in. |
| August | -10.7 °F | -5.8 °F | 762 in. |
| September | -11.7 °F | -7.8 °F | 2057.4 in. |
| October | -13.5 °F | -10.4 °F | 5080 in. |
| November | -15.3 °F | -12.7 °F | 7518.4 in. |
| December | -16.4 °F | -14.3 °F | 6248.4 in. |
| Annual | 44.7 °F | 56.1 °F | 61.44 in. |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Abnormally Dry |