Oliver, British Columbia climate data is summarized below. Average annual temperatures range from 4.5 °C (low) to 17 °C (high). Annual precipitation averages 20 Millimeters. Oliver is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.85 °C | 2.58 °C | 0 mm |
| February | -2.58 °C | 6.08 °C | 0 mm |
| March | -0.08 °C | 11.73 °C | 0 mm |
| April | 3.37 °C | 17.21 °C | 1 mm |
| May | 8.19 °C | 23.05 °C | 2 mm |
| June | 11.41 °C | 26.59 °C | 3 mm |
| July | 14.82 °C | 31.93 °C | 10 mm |
| August | 14.11 °C | 31.27 °C | 3 mm |
| September | 9.21 °C | 25.55 °C | 1 mm |
| October | 4.56 °C | 16.8 °C | 0 mm |
| November | -0.13 °C | 8.04 °C | 0 mm |
| December | -4.36 °C | 2.48 °C | 0 mm |
| Annual | 4.5 °C | 17 °C | 20 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |