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To find the Plant Hardiness Zone at your location quickly, enter your zip code in the Quick Zip Code Search box in the map above, or click anywhere on the map to view the corresponding interactive map.
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According to the 2023 USDA Hardiness Zone Map Chicago, Illinois is in Zones 6a (-10°F to -5°F), 6a (-10°F to -5°F) and 6b (-5°F to 0°F). This is a change from the 2012 USDA Hardiness Zone Map which has Chicago in Zones 5b (-15°F to -10°F) and 6a (-10°F to -5°F).
ZIP Code 60608 - Chicago Illinois is in 2023 USDA Hardiness Zones 6a (-10°F to -5°F) and 6b (-5°F to 0°F)
View the new 2023 Illinois Hardiness Zone Map. Based on the 1990 USDA Hardiness Zone Map, this interactive version covers the state of Illinois which ranges from USDA Zone 4b to USDA Zone 6b.
The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than the adjacent zone. If you see a hardiness zone in a gardening catalog or plant description, chances are it refers to this USDA map.
The USDA Plant Hardiness Zone Map website includes an interactive-GIS map that allows the viewer to “click” down in scale to one-half mile. It also includes national, state and regional images in a variety of resolutions, and a ZIP code finder that provides the plant hardiness zone for all U.S. ZIP codes.
Find your 2023 USDA Plant Hardiness Zone based on your current device location, along with a map of plant hardiness zones in your area and in the United States. Compare the 2023 and 2012 USDA Plant Hardiness Zone Maps to see how the zones have changed over the last decade in your area.