Sicamous, British Columbia climate data is summarized below. Average annual temperatures range from 39.2 °F (low) to 60.4 °F (high). Annual precipitation averages 21.8 Inches. Sicamous is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -20.4 °F | -16.2 °F | 0 in. |
| February | -19.6 °F | -14.8 °F | 457.2 in. |
| March | -18.2 °F | -12.6 °F | 1092.2 in. |
| April | -16.6 °F | -9.6 °F | 1143 in. |
| May | -13.9 °F | -5.9 °F | 1371.6 in. |
| June | -11.6 °F | -3.5 °F | 1676.4 in. |
| July | -10 °F | -0.9 °F | 965.2 in. |
| August | -10.5 °F | -1.3 °F | 863.6 in. |
| September | -12.7 °F | -4.5 °F | 1651 in. |
| October | -15.1 °F | -8.7 °F | 2286 in. |
| November | -17.8 °F | -13.5 °F | 2108.2 in. |
| December | -20.5 °F | -16.6 °F | 431.8 in. |
| Annual | 39.2 °F | 60.4 °F | 21.78 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Abnormally Dry |