Campbell County, Kentucky
Local growing conditions for Campbell County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 9 ZIP codes in our data.
Hardiness zones in Campbell County
Campbell County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Campbell County for its live forecast, frost dates, and planting calendar:
Claryville 41001
Mentor 41007
Alexandria 41059
Newport 41071
Bellevue 41073
Dayton 41074
Fort Thomas 41075
Cold Spring 41076
Silver Grove 41085
More for Kentucky
- Agriculture in Kentucky
- Frost dates across Kentucky
- 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.