Baker, California has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 13.7 °C (low) to 30.2 °C (high). Annual precipitation averages 95 Millimeters. Baker is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.4 °C | 17.7 °C | 12.7 mm |
| February | 5.2 °C | 20.7 °C | 21.59 mm |
| March | 8.7 °C | 24.7 °C | 12.19 mm |
| April | 12.6 °C | 29.3 °C | 3.81 mm |
| May | 17.4 °C | 34.5 °C | 3.81 mm |
| June | 22.2 °C | 40.3 °C | 1.02 mm |
| July | 26.5 °C | 43.4 °C | 7.11 mm |
| August | 25.3 °C | 42.8 °C | 5.08 mm |
| September | 20.8 °C | 38.6 °C | 5.33 mm |
| October | 13.8 °C | 31.2 °C | 4.57 mm |
| November | 6.9 °C | 22.9 °C | 5.08 mm |
| December | 2.1 °C | 16.8 °C | 12.7 mm |
| Annual | 13.7 °C | 30.2 °C | 94.99 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BWh - Hot Desert Climate |