| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 8a: 10°F to 15°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 | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Csa - Hot-Summer Mediterranean Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 91906 - Campo, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 34 | 35 | 37 | 41 | 45 | 52 | 53 | 49 | 42 | 35 | 32 | 41 |
| Avg Max Temp (°F) | 61 | 63 | 65 | 71 | 77 | 87 | 93 | 93 | 88 | 78 | 68 | 62 | 76 |
| Avg Precip (In.) | 3.27 | 3.03 | 3.04 | .97 | .28 | .09 | .29 | .54 | .41 | .66 | 1.27 | 1.82 | 15.65 |