Green Acres, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 9.6 °C (low) to 26.2 °C (high). Annual precipitation averages 286.5 Millimeters. Green Acres is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.4 °C | 19 °C | 60.96 mm |
| February | 4.7 °C | 18.9 °C | 74.68 mm |
| March | 6.1 °C | 21.1 °C | 41.66 mm |
| April | 7.6 °C | 23.6 °C | 17.27 mm |
| May | 10.6 °C | 26.8 °C | 7.62 mm |
| June | 12.7 °C | 31.1 °C | 1.02 mm |
| July | 16.1 °C | 35.1 °C | 3.56 mm |
| August | 16.4 °C | 35.8 °C | 2.79 mm |
| September | 14.7 °C | 33.4 °C | 4.06 mm |
| October | 10.8 °C | 28.2 °C | 9.91 mm |
| November | 7.1 °C | 23.1 °C | 18.8 mm |
| December | 3.9 °C | 18.6 °C | 44.2 mm |
| Annual | 9.6 °C | 26.2 °C | 286.53 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |