| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Dec. 11 - Dec. 20 |
| Average Last Frost Date: | Mar. 1 - Mar. 10 |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 96008 - Bella Vista, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 39 | 41 | 44 | 52 | 57 | 62 | 60 | 56 | 49 | 40 | 35 | 48 |
| Avg Max Temp (°F) | 53 | 57 | 66 | 72 | 83 | 89 | 95 | 96 | 93 | 79 | 60 | 53 | 75 |
| Avg Precip (In.) | 8.71 | 8.23 | 8.19 | 4.47 | 2.67 | 1.03 | .2 | .4 | 1.29 | 3.05 | 7.22 | 7.45 | 52.9 |