| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Mar. 21 - Mar. 31 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 93552 - Palmdale, CA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 36 | 39 | 43 | 51 | 58 | 64 | 63 | 58 | 48 | 38 | 32 | 47 |
| Avg Max Temp (°F) | 57 | 61 | 65 | 72 | 80 | 89 | 95 | 95 | 89 | 78 | 65 | 57 | 75 |
| Avg Precip (In.) | 1.56 | 1.68 | 1.41 | .33 | .16 | .07 | .05 | .16 | .26 | .29 | .47 | 1.12 | 7.55 |