Keeler, California has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 7.6 °C (low) to 23.7 °C (high). Annual precipitation averages 147.3 Millimeters. Keeler 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. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -1.8 °C | 11.9 °C | 27.94 mm |
| February | 0.6 °C | 14.2 °C | 34.29 mm |
| March | 3.5 °C | 18 °C | 16.76 mm |
| April | 6.4 °C | 22.3 °C | 5.59 mm |
| May | 11 °C | 27.3 °C | 4.57 mm |
| June | 15.3 °C | 32.9 °C | 3.05 mm |
| July | 18.6 °C | 36.5 °C | 7.62 mm |
| August | 17.8 °C | 35.9 °C | 3.3 mm |
| September | 13.7 °C | 32 °C | 4.32 mm |
| October | 8 °C | 24.9 °C | 6.86 mm |
| November | 1.6 °C | 17.1 °C | 8.38 mm |
| December | -3.2 °C | 11.3 °C | 24.64 mm |
| Annual | 7.6 °C | 23.7 °C | 147.32 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 100-125 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 | BWh - Hot Desert Climate |