| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F |
| 2012 Hardiness Zone: | Zone 10b: 35°F to 40°F 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: | Dec. 1 - Dec. 10 |
| Average Last Frost Date: | Mar. 11 - Mar. 20 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 95060 - Santa Cruz, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 38 | 39 | 40 | 43 | 46 | 48 | 48 | 47 | 43 | 38 | 35 | 42 |
| Avg Max Temp (°F) | 60 | 62 | 64 | 70 | 73 | 79 | 84 | 84 | 82 | 76 | 65 | 60 | 71 |
| Avg Precip (In.) | 11.05 | 9.66 | 7.83 | 3.14 | .92 | .22 | .12 | .18 | .5 | 2.49 | 6.42 | 7.68 | 50.22 |