Cherry Grove, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 6.1 °C (low) to 16.8 °C (high). Annual precipitation averages 1246.6 Millimeters. Cherry Grove is located in USDA Plant Hardiness Zone 8b. 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 | 1.7 °C | 7.8 °C | 198.88 mm |
| February | 1.6 °C | 9.9 °C | 143.76 mm |
| March | 2.8 °C | 12.6 °C | 136.65 mm |
| April | 4.4 °C | 15.4 °C | 94.74 mm |
| May | 7.4 °C | 19.5 °C | 56.64 mm |
| June | 9.7 °C | 22.3 °C | 33.02 mm |
| July | 12 °C | 26.9 °C | 7.37 mm |
| August | 12.2 °C | 27.5 °C | 12.95 mm |
| September | 10.1 °C | 24.2 °C | 36.83 mm |
| October | 6.7 °C | 17.2 °C | 100.08 mm |
| November | 3.6 °C | 10.9 °C | 188.47 mm |
| December | 1.3 °C | 7.3 °C | 237.24 mm |
| Annual | 6.1 °C | 16.8 °C | 1246.63 mm |
| 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 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |