Illinois Weather Forecasts
441 cities and towns across Illinois’s 102 counties, each with a seven-day forecast, an hourly breakdown, live radar and whatever the National Weather Service has out over it right now. Statewide population 12,549,689.
Largest cities in Illinois
- Chicago weatherCook County · 2,664,452 people
- Aurora weatherKane County · 177,563 people
- Joliet weatherWill County · 150,489 people
- Naperville weatherDuPage County · 150,245 people
- Rockford weatherWinnebago County · 146,120 people
- Elgin weatherKane County · 113,310 people
- Springfield weatherSangamon County · 112,544 people
- Peoria weatherPeoria County · 110,460 people
- Champaign weatherChampaign County · 89,189 people
- Waukegan weatherLake County · 87,642 people
- Cicero weatherCook County · 81,004 people
- Bloomington weatherMcLean County · 78,587 people
All Illinois forecasts
B
- Barrington
- Barrington Hills
- Bartlett
- Bartonville
- Batavia
- Beach Park
- Beardstown
- Beecher
- Belleville
- Bellwood
- Belvidere
- Bensenville
- Benton
- Berkeley
- Berwyn
- Bethalto
- Bloomingdale
- Bloomington
- Blue Island
- Bolingbrook
- Bourbonnais
- Bradley
- Braidwood
- Breese
- Bridgeview
- Broadview
- Brookfield
- Buffalo Grove
- Burbank
- Burnham
- Burr Ridge
- Bushnell
- Byron
C
- Cahokia Heights
- Calumet City
- Calumet Park
- Campton Hills
- Canton
- Carbondale
- Carlinville
- Carlyle
- Carmi
- Carol Stream
- Carpentersville
- Carterville
- Cary
- Caseyville
- Centralia
- Champaign
- Channahon
- Charleston
- Chatham
- Cherry Valley
- Chester
- Chicago
- Chicago Heights
- Chicago Ridge
- Chillicothe
- Christopher
- Cicero
- Clarendon Hills
- Clinton
- Coal City
- Coal Valley
- Collinsville
- Colona
- Columbia
- Cortland
- Country Club Hills
- Countryside
- Crest Hill
- Crestwood
- Crete
- Creve Coeur
- Crystal Lake
D
E
F
G
H
L
M
- Machesney Park
- Macomb
- Madison
- Mahomet
- Manhattan
- Manteno
- Marengo
- Marion
- Markham
- Marseilles
- Marshall
- Maryville
- Mascoutah
- Matteson
- Mattoon
- Maywood
- McHenry
- McLeansboro
- Melrose Park
- Mendota
- Metamora
- Metropolis
- Midlothian
- Milan
- Millstadt
- Minooka
- Mokena
- Moline
- Momence
- Monee
- Monmouth
- Montgomery
- Monticello
- Morris
- Morrison
- Morton
- Morton Grove
- Mount Carmel
- Mount Morris
- Mount Prospect
- Mount Vernon
- Mount Zion
- Mundelein
- Murphysboro
N
O
P
R
S
- Salem
- Sandwich
- Sauk Village
- Savanna
- Savoy
- Schaumburg
- Schiller Park
- Shelbyville
- Sherman
- Shiloh
- Shorewood
- Silvis
- Skokie
- Sleepy Hollow
- Smithton
- South Barrington
- South Beloit
- South Chicago Heights
- South Elgin
- South Holland
- South Jacksonville
- Sparta
- Spring Grove
- Spring Valley
- Springfield
- St. Charles
- St. Joseph
- Staunton
- Steger
- Sterling
- Stickney
- Stone Park
- Streamwood
- Streator
- Sugar Grove
- Sullivan
- Summit
- Sumner
- Swansea
- Sycamore
W
- Wadsworth
- Warrenville
- Washington
- Waterloo
- Watseka
- Wauconda
- Waukegan
- West Chicago
- West Dundee
- West Frankfort
- West Peoria
- Westchester
- Western Springs
- Westmont
- Westville
- Wheaton
- Wheeling
- Willow Springs
- Willowbrook
- Wilmette
- Wilmington
- Winfield
- Winnebago
- Winnetka
- Winthrop Harbor
- Wonder Lake
- Wood Dale
- Wood River
- Woodridge
- Woodstock
- Worth
Z
Forecasts by state
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