Clinton County, Illinois
Local growing conditions for Clinton County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 11 ZIP codes in our data.
Hardiness zones in Clinton County
Clinton County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Clinton County for its live forecast, frost dates, and planting calendar:
Damiansville 62215
Aviston 62216
Bartelso 62218
Beckemeyer 62219
Breese 62230
Carlyle 62231
Albers 62245
Hoffman 62250
New Baden 62265
Damiansville 62266
Trenton 62293
More for Illinois
- Agriculture in Illinois
- Frost dates across Illinois
- 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.