| 2023 Hardiness Zone: | Zone 10b: 35°F to 40°F 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 10b: 35F to 40F |
| Average First Frost Date: | Dec. 11 - Dec. 20 |
| Average Last Frost Date: | Feb. 21 - Feb. 29 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 91356 - Tarzana, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 43 | 44 | 46 | 50 | 54 | 57 | 58 | 56 | 51 | 44 | 41 | 49 |
| Avg Max Temp (°F) | 67 | 69 | 71 | 77 | 80 | 87 | 93 | 95 | 90 | 83 | 74 | 68 | 80 |
| Avg Precip (In.) | 4.02 | 4.26 | 3.62 | .86 | .3 | .07 | .01 | .16 | .24 | .59 | 1.4 | 2.23 | 17.77 |