Ladner, British Columbia climate data is summarized below. Average annual temperatures range from 7.3 °C (low) to 14 °C (high). Annual precipitation averages 944 Millimeters. Ladner is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.66 °C | 6.23 °C | 120 mm |
| February | 3 °C | 8.42 °C | 80 mm |
| March | 4.05 °C | 10.06 °C | 100 mm |
| April | 5.73 °C | 13.21 °C | 56 mm |
| May | 9.04 °C | 17.26 °C | 48 mm |
| June | 11.57 °C | 19.29 °C | 38 mm |
| July | 13.86 °C | 22.63 °C | 25 mm |
| August | 13.93 °C | 22.49 °C | 28 mm |
| September | 11.18 °C | 19.02 °C | 64 mm |
| October | 7.6 °C | 13.75 °C | 142 mm |
| November | 4 °C | 9.27 °C | 140 mm |
| December | 1.56 °C | 5.96 °C | 103 mm |
| Annual | 7.3 °C | 14 °C | 944 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Moderate Drought |