Clearwater, British Columbia climate data is summarized below. Average annual temperatures range from 32 °F (low) to 47.3 °F (high). Annual precipitation averages 22.8 Inches. Clearwater is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -22.7 °F | -18.9 °F | 0 in. |
| February | -22.3 °F | -18 °F | 0 in. |
| March | -20.8 °F | -16.3 °F | 355.6 in. |
| April | -18.6 °F | -13.9 °F | 990.6 in. |
| May | -16 °F | -10.5 °F | 2108.2 in. |
| June | -13.9 °F | -8.8 °F | 2844.8 in. |
| July | -12.3 °F | -6.1 °F | 1752.6 in. |
| August | -12.5 °F | -6.3 °F | 1498.6 in. |
| September | -14.7 °F | -9 °F | 1879.6 in. |
| October | -17 °F | -13 °F | 2184.4 in. |
| November | -19.9 °F | -16.9 °F | 1117.6 in. |
| December | -22.6 °F | -19.2 °F | 0 in. |
| Annual | 32 °F | 47.3 °F | 22.84 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |