| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 96028 - Fall River Mills, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 23 | 26 | 29 | 32 | 38 | 43 | 47 | 44 | 39 | 32 | 27 | 22 | 33 |
| Avg Max Temp (°F) | 47 | 52 | 57 | 64 | 72 | 81 | 89 | 89 | 82 | 70 | 54 | 46 | 67 |
| Avg Precip (In.) | 2.98 | 2.89 | 2.81 | 1.54 | 1.47 | .77 | .15 | .36 | .8 | 1.46 | 2.36 | 2.9 | 20.5 |