Norman County, Minnesota
Local growing conditions for Norman County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 9 ZIP codes in our data.
Hardiness zones in Norman County
Norman County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Norman County for its live forecast, frost dates, and planting calendar:
Ada 56510
Borup 56519
Twin Valley 56541
Gary 56545
Halstad 56548
Hendrum 56550
Perley 56574
Shelly 56581
Twin Valley 56584
More for Minnesota
- Agriculture in Minnesota
- Frost dates across Minnesota
- 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.