| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F |
| 2012 Hardiness Zone: | 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. 21 - Dec. 31 |
| Average Last Frost Date: | Feb. 11 - Feb. 20 |
| 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 91335 - Reseda, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 42 | 43 | 44 | 46 | 50 | 54 | 58 | 59 | 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.) | 3.95 | 4.16 | 3.53 | .83 | .29 | .06 | .01 | .16 | .27 | .57 | 1.38 | 2.14 | 17.37 |