Culver, Oregon has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 2 °C (low) to 16.9 °C (high). Annual precipitation averages 261.1 Millimeters. Culver is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.4 °C | 5.7 °C | 32 mm |
| February | -3 °C | 7.8 °C | 24.89 mm |
| March | -1.7 °C | 11.8 °C | 19.81 mm |
| April | 0.1 °C | 15 °C | 23.62 mm |
| May | 3.8 °C | 20.1 °C | 28.7 mm |
| June | 6.4 °C | 24.2 °C | 19.05 mm |
| July | 9.6 °C | 30.1 °C | 9.4 mm |
| August | 9.4 °C | 30 °C | 8.64 mm |
| September | 6.1 °C | 25.4 °C | 8.38 mm |
| October | 1.8 °C | 17.5 °C | 19.56 mm |
| November | -1.4 °C | 9.6 °C | 29.21 mm |
| December | -4.1 °C | 5 °C | 37.85 mm |
| Annual | 2 °C | 16.9 °C | 261.11 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |