| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F | |
| Average First Frost Date: | Jan. 1 - Jan. 10 | |
| Average Last Frost Date: | Feb. 21 - Feb. 29 | |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 95536 - Ferndale, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 40 | 41 | 42 | 43 | 47 | 50 | 53 | 53 | 51 | 47 | 43 | 40 | 46 |
| Avg Max Temp (°F) | 55 | 56 | 57 | 59 | 62 | 64 | 67 | 67 | 68 | 64 | 58 | 55 | 61 |
| Avg Precip (In.) | 9.63 | 4.7 | 5.19 | 3.32 | 1.3 | .59 | .14 | .32 | .84 | 1.97 | 6.54 | 7.56 | 42.09 |