El tiempo en todas las ciudades de Illinois
C
- Cadiz
- St. Louis Downtown Airport Cahokia
- Cairo
- Camden
- Canal Trustees
- Canalport
- Carbondale
- Southern Illinois Airport Carbondale
- Carl Sandburg Village
- Carol Stream
- Carpenters Addition
- Carville
- Cary
- Caseyville
- Central Park
- Central Station
- Champaign
- University Of Illinois-Willard Airport Champaign
- Chana
- Cherrywood
- Chestnut Mountain Resort
- Chicago
- Chicago Heights
- Chicago Lawn
- Chicago Nexrad
- Chicago Rockford International Airport
- Dupage County Airport Chicago
- Estación de Guardacostas de Calumet Chicago
- Executive Airport Pal-Waukee Chicago
- Meigs Chicago
- Midway International Airport Chicago
- O'Hare International Airport Chicago
- Waukegan Regional Airport Chicago
- Chillicothe
- Cincinnati
- Cisne
- Cityfront Center
- Cityfront Place
- Clearing
- Cleveland
- Clintonville
- Coello
- Como
- Conleys Patch
- Cordova
- Cornell
- Coyne
- Cuba