Port Clements, British Columbia climate data is summarized below. Average annual temperatures range from 5.4 °C (low) to 10.7 °C (high). Annual precipitation averages 1482 Millimeters. Port Clements is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.7 °C | 5.63 °C | 168 mm |
| February | 1.53 °C | 6.12 °C | 124 mm |
| March | 1.42 °C | 6.78 °C | 139 mm |
| April | 3.25 °C | 9.25 °C | 119 mm |
| May | 6.03 °C | 12.56 °C | 72 mm |
| June | 8.8 °C | 14.77 °C | 70 mm |
| July | 11.04 °C | 17.02 °C | 58 mm |
| August | 11.61 °C | 17.73 °C | 84 mm |
| September | 9.14 °C | 15.45 °C | 135 mm |
| October | 6.28 °C | 11.34 °C | 187 mm |
| November | 2.67 °C | 7.14 °C | 164 mm |
| December | 1.17 °C | 5.11 °C | 162 mm |
| Annual | 5.4 °C | 10.7 °C | 1482 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Normal |