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ZIP Code 85120 Hardiness Zones and Climate Data

ZIP Code 85120 - Apache Junction Arizona is in 2023 USDA Hardiness Zones 9b (25°F to 30°F) and 10a (30°F to 35°F)

Additional Gardening Related Climate Data for ZIP Code 85120 - Apache Junction, Arizona

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
Average First Frost Date:Jan. 1 - Jan. 10
Average Last Frost Date:Jan. 21 - Jan. 31
Koppen-Geiger Climate Zone:BSh - Hot Semi-Arid Climate
Current Drought Status:Exceptional Drought

Source Data:

2025 plantmaps.com