Otter Tail County, Minnesota
Local growing conditions for Otter Tail 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 Otter Tail County
Otter Tail County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Otter Tail County for its live forecast, frost dates, and planting calendar:
Dalton 56324
Parkers Prairie 56361
Hewitt 56453
Battle Lake 56515
Bluffton 56518
Clitherall 56524
Deer Creek 56527
Dent 56528
Elizabeth 56533
Erhard 56534
Fergus Falls 56537
Henning 56551
New York Mills 56567
Ottertail 56571
Pelican Rapids 56572
Perham 56573
Dent 56576
Underwood 56586
Vergas 56587
Vining 56588
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.