Richmond, British Columbia climate data is summarized below. Average annual temperatures range from 45.2 °F (low) to 57.5 °F (high). Annual precipitation averages 38.9 Inches. Richmond is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.8 °F | -14.2 °F | 3175 in. |
| February | -16.1 °F | -13 °F | 2082.8 in. |
| March | -15.6 °F | -12.2 °F | 2743.2 in. |
| April | -14.7 °F | -10.3 °F | 1524 in. |
| May | -12.7 °F | -8 °F | 1193.8 in. |
| June | -11.3 °F | -6.9 °F | 990.6 in. |
| July | -10 °F | -4.9 °F | 685.8 in. |
| August | -9.9 °F | -5.1 °F | 787.4 in. |
| September | -11.5 °F | -7.2 °F | 1803.4 in. |
| October | -13.5 °F | -10.1 °F | 3835.4 in. |
| November | -15.6 °F | -12.6 °F | 3606.8 in. |
| December | -16.9 °F | -14.4 °F | 2667 in. |
| Annual | 45.2 °F | 57.5 °F | 38.89 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Moderate Drought |