Ripley, California has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 56.8 °F (low) to 86.6 °F (high). Annual precipitation averages 4.1 Inches. Ripley is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 39.9 °F | 67.5 °F | 0.63 in. |
| February | 43.0 °F | 71.5 °F | 0.68 in. |
| March | 48.4 °F | 78.6 °F | 0.52 in. |
| April | 53.9 °F | 84.9 °F | 0.13 in. |
| May | 61.6 °F | 92.7 °F | 0.05 in. |
| June | 68.5 °F | 101.7 °F | 0.0 in. |
| July | 77.0 °F | 105.7 °F | 0.22 in. |
| August | 77.5 °F | 105.3 °F | 0.52 in. |
| September | 70.3 °F | 100.0 °F | 0.39 in. |
| October | 57.3 °F | 89.0 °F | 0.22 in. |
| November | 45.9 °F | 76.2 °F | 0.19 in. |
| December | 38.7 °F | 66.2 °F | 0.53 in. |
| Annual | 56.8 °F | 86.6 °F | 4.08 in. |
| Average First Frost Date | Jan. 21 - Jan. 31 |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BWh - Hot Desert Climate |