Cecil County, Maryland
Local growing conditions for Cecil County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 15 ZIP codes in our data.
Hardiness zones in Cecil County
Cecil County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Cecil County for its live forecast, frost dates, and planting calendar:
Charlestown 21901
Perryville 21902
Perryville 21903
Port Deposit 21904
Rising Sun 21911
Cecilton 21912
Cecilton 21913
Charlestown 21914
Chesapeake City 21915
Rising Sun 21917
Darlington 21918
Cecilton 21919
Elkton 21920
Elkton 21921
Galena 21930
More for Maryland
- Agriculture in Maryland
- Frost dates across Maryland
- 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.