Woodbury County, Iowa
Local growing conditions for Woodbury County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 20 ZIP codes in our data.
Hardiness zones in Woodbury County
Woodbury County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Woodbury County for its live forecast, frost dates, and planting calendar:
Anthon 51004
Bronson 51007
Climbing Hill 51015
Correctionville 51016
Danbury 51019
Hornick 51026
Lawton 51030
Moville 51039
Oto 51044
Pierson 51048
Salix 51052
Sergeant Bluff 51054
Sloan 51055
Smithland 51056
Sioux City 51101
Sioux City 51103
Sioux City 51104
Sioux City 51105
Sioux City 51106
Sioux City 51111
More for Iowa
- Agriculture in Iowa
- Frost dates across Iowa
- 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.