| 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 9b: 25°F to 30°F Zone 10a: 30°F to 35°F |
| 1990 Hardiness Zone: | Zone 10a: 30F to 35F |
| Average First Frost Date: | Frost Rare |
| 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 94937 - Inverness, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 43 | 44 | 45 | 47 | 50 | 51 | 52 | 51 | 49 | 44 | 41 | 47 |
| Avg Max Temp (°F) | 57 | 60 | 62 | 66 | 69 | 74 | 76 | 77 | 76 | 72 | 63 | 57 | 68 |
| Avg Precip (In.) | 10.07 | 9 | 7.55 | 2.87 | 1.33 | .34 | .1 | .18 | .58 | 2.64 | 7.03 | 7.3 | 48.99 |