Roberts Creek, British Columbia climate data is summarized below. Average annual temperatures range from 45.6 °F (low) to 54.8 °F (high). Annual precipitation averages 43.7 Inches. Roberts Creek is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.4 °F | -14.3 °F | 3251.2 in. |
| February | -15.9 °F | -13.7 °F | 2362.2 in. |
| March | -15.5 °F | -12.9 °F | 2946.4 in. |
| April | -14.6 °F | -11.6 °F | 1600.2 in. |
| May | -12.8 °F | -9.5 °F | 1168.4 in. |
| June | -11.5 °F | -8.5 °F | 1193.8 in. |
| July | -10.2 °F | -6.7 °F | 1016 in. |
| August | -10 °F | -6.4 °F | 1016 in. |
| September | -11.4 °F | -7.9 °F | 2057.4 in. |
| October | -13.2 °F | -10.4 °F | 4673.6 in. |
| November | -15.2 °F | -12.7 °F | 3886.2 in. |
| December | -16.4 °F | -14.3 °F | 2997.2 in. |
| Annual | 45.6 °F | 54.8 °F | 43.65 in. |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Moderate Drought |