Colwood, British Columbia climate data is summarized below. Average annual temperatures range from 7 °C (low) to 13.4 °C (high). Annual precipitation averages 1561 Millimeters. 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 | 2.44 °C | 6.47 °C | 201 mm |
| February | 3.5 °C | 8.11 °C | 135 mm |
| March | 4 °C | 9.43 °C | 169 mm |
| April | 5.27 °C | 12.41 °C | 92 mm |
| May | 7.92 °C | 16.2 °C | 71 mm |
| June | 10.34 °C | 18.35 °C | 25 mm |
| July | 12.53 °C | 21.73 °C | 15 mm |
| August | 12.79 °C | 21.6 °C | 30 mm |
| September | 10.89 °C | 18.02 °C | 81 mm |
| October | 7.79 °C | 13.26 °C | 200 mm |
| November | 4.52 °C | 9.12 °C | 296 mm |
| December | 2.52 °C | 6.25 °C | 246 mm |
| Annual | 7 °C | 13.4 °C | 1561 mm |
| 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 : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |