Walworth County, Wisconsin
Local growing conditions for Walworth County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 14 ZIP codes in our data.
Hardiness zones in Walworth County
Walworth County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Walworth County for its live forecast, frost dates, and planting calendar:
Bloomfield 53128
Darien 53114
Delavan 53115
East Troy 53120
Elkhorn 53121
Fontana-on-Geneva Lake 53125
Lake Geneva 53147
Bloomfield 53157
Springfield 53176
Walworth 53184
Whitewater 53190
Williams Bay 53191
Lake Geneva 53195
Sharon 53585
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.