Lillooet, British Columbia climate data is summarized below. Average annual temperatures range from 2.2 °C (low) to 16 °C (high). Annual precipitation averages 221 Millimeters. Lillooet is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.35 °C | 3.23 °C | 0 mm |
| February | -5.12 °C | 6.57 °C | 0 mm |
| March | -2.79 °C | 10.02 °C | 0 mm |
| April | 1 °C | 15.4 °C | 0 mm |
| May | 6.39 °C | 21.44 °C | 45 mm |
| June | 8.84 °C | 24.87 °C | 48 mm |
| July | 12.18 °C | 29.84 °C | 34 mm |
| August | 11.56 °C | 29.38 °C | 29 mm |
| September | 7.38 °C | 24.52 °C | 38 mm |
| October | 2.99 °C | 17.29 °C | 27 mm |
| November | -2.22 °C | 8.16 °C | 0 mm |
| December | -7.37 °C | 1.7 °C | 0 mm |
| Annual | 2.2 °C | 16 °C | 221 mm |
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.35 °C | 3.23 °C | 0 mm |
| February | -5.12 °C | 6.57 °C | 0 mm |
| March | -2.79 °C | 10.02 °C | 0 mm |
| April | 1 °C | 15.4 °C | 0 mm |
| May | 6.39 °C | 21.44 °C | 45 mm |
| June | 8.84 °C | 24.87 °C | 48 mm |
| July | 12.18 °C | 29.84 °C | 34 mm |
| August | 11.56 °C | 29.38 °C | 29 mm |
| September | 7.38 °C | 24.52 °C | 38 mm |
| October | 2.99 °C | 17.29 °C | 27 mm |
| November | -2.22 °C | 8.16 °C | 0 mm |
| December | -7.37 °C | 1.7 °C | 0 mm |
| Annual | 2.2 °C | 16 °C | 221 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Moderate Drought |