| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F |
| Average First Frost Date: | Frost Rare |
| Average Last Frost Date: | Jan. 21 - Jan. 31 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 94572 - Rodeo, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 40 | 43 | 45 | 47 | 51 | 54 | 56 | 56 | 55 | 51 | 45 | 40 | 48 |
| Avg Max Temp (°F) | 55 | 61 | 64 | 68 | 71 | 75 | 79 | 79 | 78 | 74 | 64 | 56 | 69 |
| Avg Precip (In.) | 5.13 | 4.51 | 3.42 | 1.47 | .68 | .13 | .04 | .07 | .31 | 1.35 | 3.11 | 3.48 | 23.71 |