| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Dec. 21 - Dec. 31 | |
| Average Last Frost Date: | Jan. 21 - Jan. 31 | |
| Koppen-Geiger Climate Zone: | BWk - Cold Desert Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 93239 - Kettleman City, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 42 | 45 | 48 | 55 | 61 | 67 | 67 | 61 | 52 | 43 | 36 | 51 |
| Avg Max Temp (°F) | 55 | 62 | 68 | 75 | 85 | 92 | 99 | 98 | 92 | 81 | 66 | 55 | 77 |
| Avg Precip (In.) | 1.57 | 1.49 | 1.44 | .51 | .27 | .06 | .01 | .02 | .28 | .37 | .62 | .86 | 7.5 |