Crabtree, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 6.1 °C (low) to 17.7 °C (high). Annual precipitation averages 1115.8 Millimeters. Crabtree is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.8 °C | 8.6 °C | 153.42 mm |
| February | 1.8 °C | 10.8 °C | 116.59 mm |
| March | 3.1 °C | 13.4 °C | 128.52 mm |
| April | 4.7 °C | 16.3 °C | 95.25 mm |
| May | 7.5 °C | 20.1 °C | 71.88 mm |
| June | 9.8 °C | 23.2 °C | 44.96 mm |
| July | 11.8 °C | 28.3 °C | 9.4 mm |
| August | 11.6 °C | 28.6 °C | 11.18 mm |
| September | 9.5 °C | 25.3 °C | 43.18 mm |
| October | 6.2 °C | 18.3 °C | 99.06 mm |
| November | 3.7 °C | 11.7 °C | 164.85 mm |
| December | 1.6 °C | 8.1 °C | 177.55 mm |
| Annual | 6.1 °C | 17.7 °C | 1115.84 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |