Surrey, British Columbia climate data is summarized below. Average annual temperatures range from 6.5 °C (low) to 14.4 °C (high). Annual precipitation averages 851 Millimeters. Surrey 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 | 0.72 °C | 5.83 °C | 112 mm |
| February | 2.12 °C | 8.45 °C | 74 mm |
| March | 3.18 °C | 10.28 °C | 103 mm |
| April | 4.96 °C | 13.96 °C | 53 mm |
| May | 8.35 °C | 18.18 °C | 42 mm |
| June | 10.86 °C | 19.98 °C | 34 mm |
| July | 13.02 °C | 23.83 °C | 20 mm |
| August | 13.07 °C | 23.7 °C | 24 mm |
| September | 10.38 °C | 20 °C | 56 mm |
| October | 6.95 °C | 14.24 °C | 122 mm |
| November | 3.21 °C | 9.02 °C | 124 mm |
| December | 0.79 °C | 5.46 °C | 87 mm |
| Annual | 6.5 °C | 14.4 °C | 851 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |