| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 1990 Hardiness Zone: | Zone 10a: 30F to 35F | |
| Average First Frost Date: | No Frost | |
| Average Last Frost Date: | No Frost | |
| Koppen-Geiger Climate Zone: | BWh - Hot Desert Climate | |
| Ecoregion: | ||
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 181 - 210 days Over 86°F |
Annual Climate Data for ZIP Code 86436 - Topock, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 43 | 46 | 50 | 57 | 66 | 75 | 82 | 81 | 73 | 61 | 49 | 42 | 61 |
| Avg Max Temp (°F) | 65 | 71 | 77 | 86 | 95 | 105 | 109 | 107 | 101 | 89 | 74 | 65 | 87 |
| Avg Precip (In.) | .75 | .6 | .64 | .21 | .11 | .04 | .32 | .65 | .56 | .3 | .31 | .42 | 4.91 |