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Illinois

United States

2026-01-02 04:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
52
PM2.5
μg/m³
9.3
PM10
μg/m³
15.2
CO
μg/m³
125
Weather
  • ℃
  • ℉
-5℃
80%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • CO
Places included
Adams County
AQI 18
Alexander County
AQI 23
Bond County
AQI 26
Boone County
AQI 9
Brown County
AQI 25
Bureau County
AQI 18
Calhoun County
AQI 34
Carroll County
AQI 23
Cass County
AQI 25
Champaign County
AQI 20
Christian County
AQI 10
Clark County
AQI 23
Clay County
AQI 20
Clinton County
AQI 26
Coles County
AQI 22
Cook County
AQI 22
Crawford County
AQI 22
Cumberland County
AQI 22
De Witt County
AQI 12
DeKalb County
AQI 9
Douglas County
AQI 9
DuPage County
AQI 11
Edgar County
AQI 21
Edwards County
AQI 20
Effingham County
AQI 22
Fayette County
AQI 36
Ford County
AQI 7
Franklin County
AQI 17
Fulton County
AQI 21
Gallatin County
AQI 25
Greene County
AQI 34
Grundy County
AQI 8
Hamilton County
AQI 17
Hancock County
AQI 18
Hardin County
AQI 25
Henderson County
AQI 21
Henry County
AQI 18
Iroquois County
AQI 17
Jackson County
AQI 23
Jasper County
AQI 22
Jefferson County
AQI 17
Jersey County
AQI 34
Jo Daviess County
AQI 24
Johnson County
AQI 25
Kane County
AQI 9
Kankakee County
AQI 7
Kendall County
AQI 10
Knox County
AQI 21
LaSalle County
AQI 20
Lake County
AQI 8
Lawrence County
AQI 20
Lee County
AQI 18
Livingston County
AQI 7
Logan County
AQI 10
Macon County
AQI 12
Macoupin County
AQI 37
Madison County
AQI 37
Marion County
AQI 20
Marshall County
AQI 20
Mason County
AQI 20
Massac County
AQI 29
McDonough County
AQI 21
McHenry County
AQI 8
McLean County
AQI 7
Menard County
AQI 10
Mercer County
AQI 17
Monroe County
AQI 27
Montgomery County
AQI 36
Morgan County
AQI 25
Moultrie County
AQI 12
Ogle County
AQI 9
Peoria County
AQI 11
Perry County
AQI 26
Piatt County
AQI 10
Pike County
AQI 25
Pope County
AQI 25
Pulaski County
AQI 23
Putnam County
AQI 18
Randolph County
AQI 26
Richland County
AQI 20
Rock Island County
AQI 19
Saline County
AQI 17
Sangamon County
AQI 10
Schuyler County
AQI 21
Scott County
AQI 25
Shelby County
AQI 12
St. Clair County
AQI 34
Stark County
AQI 18
Stephenson County
AQI 9
Tazewell County
AQI 11
Union County
AQI 23
Vermilion County
AQI 9
Wabash County
AQI 20
Warren County
AQI 21
Washington County
AQI 26
Wayne County
AQI 17
White County
AQI 17
Whiteside County
AQI 23
Will County
AQI 10
Williamson County
AQI 25
Winnebago County
AQI 9
Woodford County
AQI 9
Data Sources
http://www.airnow.gov/

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