| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F |
| Average First Frost Date: | Nov. 21 - Nov. 30 |
| Average Last Frost Date: | Mar. 11 - Mar. 20 |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate |
| Ecoregion: | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 96002 - Redding, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 39 | 42 | 45 | 53 | 60 | 65 | 62 | 58 | 50 | 41 | 36 | 49 |
| Avg Max Temp (°F) | 56 | 60 | 65 | 71 | 82 | 91 | 99 | 98 | 91 | 79 | 63 | 56 | 76 |
| Avg Precip (In.) | 6.46 | 5.47 | 5 | 2.41 | 1.63 | .69 | .06 | .23 | .49 | 2.05 | 4.02 | 4.63 | 33.14 |