Hancock County, Illinois
Local growing conditions for Hancock County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 16 ZIP codes in our data.
Hardiness zones in Hancock County
Hancock County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Hancock County for its live forecast, frost dates, and planting calendar:
La Harpe 61450
Augusta 62311
Basco 62313
Bowen 62316
Carthage 62321
Dallas City 62330
Elvaston 62334
Ferris 62336
Hamilton 62341
Nauvoo 62354
Niota 62358
Plymouth 62367
Lima 62373
Tennessee 62374
Warsaw 62379
West Point 62380
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.