| 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: | Nov. 21 - Nov. 30 |
| Average Last Frost Date: | Mar. 11 - Mar. 20 |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 95903 - Beale AFB, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 40 | 43 | 46 | 52 | 57 | 61 | 59 | 56 | 50 | 42 | 37 | 48 |
| Avg Max Temp (°F) | 54 | 61 | 65 | 72 | 81 | 89 | 95 | 94 | 89 | 79 | 64 | 55 | 75 |
| Avg Precip (In.) | 4.74 | 4.39 | 4.03 | 1.6 | .8 | .3 | .08 | .09 | .49 | 1.35 | 3.22 | 3.64 | 24.71 |