Audrain County, Missouri
Local growing conditions for Audrain County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 9 ZIP codes in our data.
Hardiness zones in Audrain County
Audrain County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Audrain County for its live forecast, frost dates, and planting calendar:
Vandalia 63382
Farber 63345
Laddonia 63352
Benton City 65232
Centralia 65240
Martinsburg 65264
Mexico 65265
Rush Hill 65280
Centralia 65285
More for Missouri
- Agriculture in Missouri
- Frost dates across Missouri
- 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.