Squamish, British Columbia climate data is summarized below. Average annual temperatures range from 4.1 °C (low) to 14.8 °C (high). Annual precipitation averages 416 Millimeters. Squamish is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.66 °C | 4.8 °C | 45 mm |
| February | -1.54 °C | 7 °C | 21 mm |
| March | -1.06 °C | 9.54 °C | 38 mm |
| April | 0.46 °C | 11.63 °C | 24 mm |
| May | 5.3 °C | 15.88 °C | 20 mm |
| June | 9.08 °C | 20.63 °C | 12 mm |
| July | 12.81 °C | 27.46 °C | 14 mm |
| August | 12.88 °C | 27.41 °C | 15 mm |
| September | 9.62 °C | 23.7 °C | 34 mm |
| October | 5.59 °C | 16.7 °C | 96 mm |
| November | 0.93 °C | 8.7 °C | 74 mm |
| December | -2.84 °C | 3.74 °C | 23 mm |
| Annual | 4.1 °C | 14.8 °C | 416 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |