Calhoun County, West Virginia
Local growing conditions for Calhoun 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 Calhoun County
Calhoun County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Calhoun County for its live forecast, frost dates, and planting calendar:
Grantsville 26147
Grantsville 25234
Clay 25235
Grantsville 25261
Spencer 25268
Grantsville 26136
Grantsville 26138
Grantsville 26141
Grantsville 26151
Grantsville 26152
More for West Virginia
- Agriculture in West Virginia
- Frost dates across West Virginia
- USDA hardiness zones explained
- Planting calendar by ZIP code
← All counties in West Virginia
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.