Towner County, North Dakota

Local growing conditions for Towner County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 7 ZIP codes in our data.

Hardiness zones in Towner County

Towner County spans these USDA plant hardiness zones (by number of ZIP codes):

Zone 3 (7)

Local weather & frost dates

Open any community in Towner County for its live forecast, frost dates, and planting calendar:

Bisbee 58317 Cando 58324 Hansboro 58339 Perth 58363 Rocklake 58365 Sarles 58372

More for North Dakota

Agriculture in North Dakota
Frost dates across North Dakota
USDA hardiness zones explained
Planting calendar by ZIP code

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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.