Comox, British Columbia climate data is summarized below. Average annual temperatures range from 44.9 °F (low) to 56 °F (high). Annual precipitation averages 60.1 Inches. Comox is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.7 °F | -14.6 °F | 5384.8 in. |
| February | -16.4 °F | -13.8 °F | 3860.8 in. |
| March | -16 °F | -12.9 °F | 4851.4 in. |
| April | -14.9 °F | -11.1 °F | 2184.4 in. |
| May | -12.8 °F | -8.6 °F | 1371.6 in. |
| June | -11.2 °F | -7.2 °F | 990.6 in. |
| July | -9.8 °F | -5.1 °F | 685.8 in. |
| August | -9.9 °F | -5.2 °F | 863.6 in. |
| September | -11.6 °F | -7.5 °F | 2006.6 in. |
| October | -13.7 °F | -10.7 °F | 5359.4 in. |
| November | -15.7 °F | -13 °F | 6096 in. |
| December | -16.8 °F | -14.6 °F | 5080 in. |
| Annual | 44.9 °F | 56 °F | 60.05 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Moderate Drought |