| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 10a: 30°F to 35°F Zone 9b: 25°F to 30°F Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F |
| Average First Frost Date: | Nov. 21 - Nov. 30 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 95525 - Blue Lake, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 39 | 40 | 41 | 42 | 46 | 50 | 53 | 53 | 51 | 47 | 42 | 39 | 45 |
| Avg Max Temp (°F) | 53 | 55 | 56 | 58 | 62 | 65 | 70 | 70 | 70 | 65 | 56 | 53 | 61 |
| Avg Precip (In.) | 8.79 | 6.13 | 6.81 | 3.76 | 2.04 | .86 | .17 | .44 | .85 | 2.53 | 6.82 | 8.06 | 47.27 |