Brown County, Ohio
Local growing conditions for Brown County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 11 ZIP codes in our data.
Hardiness zones in Brown County
Brown County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Brown County for its live forecast, frost dates, and planting calendar:
Ripley 45167
Aberdeen 45101
Russellville 45115
Fayetteville 45118
Hamersville 45119
Georgetown 45121
Hamersville 45130
Higginsport 45131
Mount Orab 45154
Russellville 45168
Sardinia 45171
More for Ohio
- Agriculture in Ohio
- Frost dates across Ohio
- 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.