Huron County, Ohio
Local growing conditions for Huron 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 Huron County
Huron County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Huron County for its live forecast, frost dates, and planting calendar:
Flat Rock 44811
Collins 44826
Greenwich 44837
Monroeville 44847
New Haven 44850
New London 44851
North Fairfield 44855
Norwalk 44857
Plymouth 44865
Wakeman 44889
Holiday Lakes 44890
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.