Douglas County, Wisconsin
Local growing conditions for Douglas 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 Douglas County
Douglas County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Douglas County for its live forecast, frost dates, and planting calendar:
Gordon 54838
Brule 54820
Oliver 54836
Poplar 54842
Lake Nebagamon 54849
Poplar 54854
Poplar 54864
Solon Springs 54873
Poplar 54874
Superior 54880
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.