| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 9b: 25°F to 30°F |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F |
| Average First Frost Date: | Dec. 1 - Dec. 10 |
| Average Last Frost Date: | Feb. 21 - Feb. 29 |
| 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 95691 - West Sacramento, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 40 | 43 | 45 | 48 | 52 | 57 | 59 | 59 | 57 | 51 | 44 | 39 | 49 |
| Avg Max Temp (°F) | 54 | 61 | 66 | 73 | 81 | 88 | 93 | 92 | 88 | 79 | 64 | 55 | 74 |
| Avg Precip (In.) | 4.06 | 3.66 | 2.98 | 1.08 | .55 | .18 | .05 | .06 | .35 | .96 | 2.38 | 2.66 | 18.97 |