Osland, British Columbia climate data is summarized below. Average annual temperatures range from 40.8 °F (low) to 48.4 °F (high). Annual precipitation averages 101.8 Inches. Osland is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -17.3 °F | -15.4 °F | 7086.6 in. |
| February | -17.3 °F | -15.2 °F | 5537.2 in. |
| March | -17.1 °F | -14.7 °F | 5613.4 in. |
| April | -16 °F | -13.3 °F | 4749.8 in. |
| May | -14.5 °F | -11.7 °F | 3073.4 in. |
| June | -13.2 °F | -10.6 °F | 2971.8 in. |
| July | -12 °F | -9.5 °F | 2489.2 in. |
| August | -12 °F | -9.2 °F | 3962.4 in. |
| September | -12.9 °F | -10.4 °F | 6502.4 in. |
| October | -14.3 °F | -12.3 °F | 10134.6 in. |
| November | -16.4 °F | -14.5 °F | 7721.6 in. |
| December | -17.8 °F | -15.9 °F | 5816.6 in. |
| Annual | 40.8 °F | 48.4 °F | 101.77 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |