| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°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: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Feb. 11 - Feb. 20 | |
| 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 93206 - Buttonwillow, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 40 | 44 | 47 | 54 | 60 | 65 | 64 | 59 | 49 | 39 | 34 | 49 |
| Avg Max Temp (°F) | 55 | 63 | 68 | 76 | 84 | 92 | 96 | 95 | 90 | 81 | 66 | 55 | 77 |
| Avg Precip (In.) | 1.31 | 1.19 | 1.39 | .47 | .23 | .07 | .01 | .04 | .2 | .28 | .56 | .7 | 6.46 |