Bayfield County, Wisconsin
Local growing conditions for Bayfield 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 Bayfield County
Bayfield County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Bayfield County for its live forecast, frost dates, and planting calendar:
Bayfield 54814
Cable 54821
Cornucopia 54827
Drummond 54832
Grand View 54839
Herbster 54844
Iron River 54847
Mason 54856
Port Wing 54865
Washburn 54891
More for Wisconsin
- Agriculture in Wisconsin
- Frost dates across Wisconsin
- 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.