This is your list of cities in Illinois . Illinois has a range of climates spanning from as cold as Zone 5a to as warm as Zone 7b.
|Coldest Zone in Illinois||5a|
|Warmest Zone in Illinois||7b|
If the city you are looking for is not in this list you can view the zone map for Illinois to get a good idea of the zones in your area, and then click on one of the zone links below.