DuPage County, Illinois
Local growing conditions for DuPage County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 37 ZIP codes in our data.
Hardiness zones in DuPage County
DuPage County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in DuPage County for its live forecast, frost dates, and planting calendar:
Addison 60101
Bartlett 60103
Bensenville 60106
Bloomingdale 60108
Elmhurst 60126
Hanover Park 60133
Glen Ellyn 60137
Glendale Heights 60139
Itasca 60143
Lombard 60148
Roselle 60157
Roselle 60172
Villa Park 60181
Wayne 60184
West Chicago 60185
Wheaton 60187
Carol Stream 60188
Wheaton 60189
Winfield 60190
Wood Dale 60191
Aurora 60502
Aurora 60504
Clarendon Hills 60514
Downers Grove 60515
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.