| 2023 Hardiness Zone: | Zone 10b: 35°F to 40°F Zone 11a: 40°F to 45°F |
| 2012 Hardiness Zone: | Zone 10b: 35°F to 40°F |
| 1990 Hardiness Zone: | Zone 10b: 35F to 40F |
| Average First Frost Date: | Jan. 21 - Jan. 31 |
| Average Last Frost Date: | Jan. 21 - Jan. 31 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 90731 - San Pedro, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 46 | 48 | 50 | 52 | 56 | 59 | 62 | 63 | 62 | 57 | 50 | 46 | 54 |
| Avg Max Temp (°F) | 67 | 68 | 68 | 71 | 73 | 76 | 81 | 82 | 80 | 77 | 72 | 67 | 73 |
| Avg Precip (In.) | 3.31 | 3.12 | 2.69 | .7 | .27 | .08 | .03 | .13 | .25 | .43 | 1.17 | 1.85 | 14.02 |