| 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 | |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F | |
| 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 85338 - Goodyear, AZ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 38 | 41 | 45 | 51 | 59 | 68 | 76 | 75 | 68 | 55 | 43 | 37 | 55 |
| Avg Max Temp (°F) | 68 | 73 | 78 | 86 | 95 | 105 | 107 | 106 | 101 | 90 | 76 | 68 | 88 |
| Avg Precip (In.) | .91 | .98 | 1.06 | .28 | .16 | .09 | .79 | 1 | .8 | .72 | .69 | .93 | 8.41 |