Rolling Hills, California has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 10 °C (low) to 24.9 °C (high). Annual precipitation averages 313.4 Millimeters. Rolling Hills is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.7 °C | 13.5 °C | 66.55 mm |
| February | 4.9 °C | 16.5 °C | 63.75 mm |
| March | 6.6 °C | 19.8 °C | 56.9 mm |
| April | 8.2 °C | 23.2 °C | 25.91 mm |
| May | 11.7 °C | 28.2 °C | 9.65 mm |
| June | 14.9 °C | 32.9 °C | 2.79 mm |
| July | 18.1 °C | 36.4 °C | 1.27 mm |
| August | 17.3 °C | 36 °C | 0.51 mm |
| September | 14.9 °C | 32.8 °C | 2.03 mm |
| October | 10.7 °C | 26.7 °C | 10.41 mm |
| November | 5.9 °C | 19 °C | 23.62 mm |
| December | 3 °C | 13.6 °C | 50.04 mm |
| Annual | 10 °C | 24.9 °C | 313.43 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |