McKenzie County, North Dakota
Local growing conditions for McKenzie County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 6 ZIP codes in our data.
Hardiness zones in McKenzie County
McKenzie County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in McKenzie County for its live forecast, frost dates, and planting calendar:
Mandaree 58847
Watford City 58634
Alexander 58831
Arnegard 58835
East Fairview 58838
Watford City 58854
More for North Dakota
- Agriculture in North Dakota
- Frost dates across North Dakota
- USDA hardiness zones explained
- Planting calendar by ZIP code
← All counties in North Dakota
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.