Cavalier County, North Dakota
Local growing conditions for Cavalier County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 10 ZIP codes in our data.
Hardiness zones in Cavalier County
Cavalier County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Cavalier County for its live forecast, frost dates, and planting calendar:
Hannah 58239
Langdon 58249
Wales 58255
Milton 58260
Osnabrock 58269
Wales 58281
Loma 58311
Calvin 58323
Munich 58352
Nekoma 58355
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.