Colorado County, Texas
Local growing conditions for Colorado County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 12 ZIP codes in our data.
Hardiness zones in Colorado County
Colorado County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Colorado County for its live forecast, frost dates, and planting calendar:
Columbus 78934
Rock Island 77412
Eagle Lake 77434
Garwood 77442
Nada 77460
Rock Island 77470
Sheridan 77475
New Ulm 78933
Columbus 78935
Glidden 78943
Schulenburg 78951
Weimar 78962
More for Texas
- Agriculture in Texas
- Frost dates across Texas
- 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.