Tama County, Iowa
Local growing conditions for Tama County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 12 ZIP codes in our data.
Hardiness zones in Tama County
Tama County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Tama County for its live forecast, frost dates, and planting calendar:
Montour 50173
Traer 50612
Garwin 50632
Gladbrook 50635
Lincoln 50652
Traer 50675
Chelsea 52215
Clutier 52217
Elberon 52225
Tama 52339
Toledo 52342
Vining 52348
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.