| 2023 Hardiness Zone: | Zone 10b: 35°F to 40°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: | Jan. 11 - Jan. 20 | |
| Average Last Frost Date: | Jan. 21 - Jan. 31 | |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 91360 - Thousand Oaks, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 42 | 43 | 46 | 50 | 54 | 57 | 58 | 56 | 50 | 44 | 41 | 48 |
| Avg Max Temp (°F) | 67 | 69 | 70 | 74 | 76 | 81 | 86 | 87 | 85 | 81 | 73 | 68 | 76 |
| Avg Precip (In.) | 3.75 | 3.64 | 2.44 | 1.04 | .3 | .05 | .03 | .04 | .19 | .34 | 1.43 | 2.08 | 15.33 |