Cathedral City, California has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 15.1 °C (low) to 30.6 °C (high). Annual precipitation averages 93.5 Millimeters. Cathedral City is located in USDA Plant Hardiness Zone 10a. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.5 °C | 21 °C | 25.65 mm |
| February | 8.1 °C | 22.5 °C | 22.35 mm |
| March | 11.2 °C | 25.8 °C | 13.46 mm |
| April | 13.6 °C | 29.4 °C | 1.52 mm |
| May | 17.3 °C | 33.4 °C | 0.51 mm |
| June | 21.1 °C | 38.2 °C | 0.25 mm |
| July | 24.8 °C | 40.6 °C | 2.29 mm |
| August | 25 °C | 40.7 °C | 3.05 mm |
| September | 22 °C | 37.8 °C | 4.06 mm |
| October | 15.8 °C | 32.2 °C | 3.05 mm |
| November | 9.8 °C | 25.6 °C | 4.57 mm |
| December | 5.7 °C | 20.3 °C | 12.7 mm |
| Annual | 15.1 °C | 30.6 °C | 93.46 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 10a : -1.1°C to 1.7°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BWh - Hot Desert Climate |