| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F | |
| 2012 Hardiness Zone: | Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Jan. 11 - Jan. 20 | |
| Average Last Frost Date: | Jan. 21 - Jan. 31 | |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 95323 - Hickman, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 40 | 42 | 45 | 50 | 55 | 59 | 58 | 55 | 48 | 41 | 36 | 47 |
| Avg Max Temp (°F) | 54 | 61 | 66 | 72 | 81 | 88 | 93 | 92 | 88 | 78 | 64 | 54 | 74 |
| Avg Precip (In.) | 2.58 | 2.47 | 2.28 | .93 | .48 | .12 | .04 | .03 | .26 | .75 | 1.5 | 1.73 | 13.18 |