Graham County, Arizona
Local growing conditions for Graham County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 10 ZIP codes in our data.
Hardiness zones in Graham County
Graham County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Graham County for its live forecast, frost dates, and planting calendar:
Bylas 85530
Central 85531
Fort Thomas 85535
Bylas 85536
Peridot 85542
Pima 85543
Swift Trail Junction 85546
San Jose 85551
Thatcher 85552
Willcox 85643
More for Arizona
- Agriculture in Arizona
- Frost dates across Arizona
- USDA hardiness zones explained
- Planting calendar by ZIP code
County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.