Portage County, Wisconsin
Local growing conditions for Portage 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 Portage County
Portage County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Portage County for its live forecast, frost dates, and planting calendar:
Amherst 54406
Nelsonville 54407
Polonia 54423
Junction City 54443
Nelsonville 54458
Plover 54467
Rosholt 54473
Stevens Point 54481
Stevens Point 54482
Almond 54909
Bancroft 54921
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.