| 2023 Hardiness Zone: | 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: | Jan. 11 - Jan. 20 | |
| Average Last Frost Date: | Jan. 21 - Jan. 31 | |
| Koppen-Geiger Climate Zone: | BWh - Hot Desert Climate | |
| Ecoregion: | 14b - Arid Footslopes | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 89002 - Henderson, NV | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 38 | 42 | 46 | 53 | 62 | 71 | 77 | 75 | 68 | 57 | 45 | 37 | 56 |
| Avg Max Temp (°F) | 56 | 62 | 69 | 78 | 87 | 98 | 103 | 101 | 93 | 80 | 65 | 57 | 79 |
| Avg Precip (In.) | .72 | .81 | .95 | .3 | .23 | .1 | .6 | .9 | .63 | .3 | .49 | .49 | 6.51 |