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Illinois

United States

2026-05-16 14:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
97
PM2.5
μg/m³
9.8
PM10
μg/m³
16.1
CO
μg/m³
125
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
25℃
69%
16 kph
5 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • CO
  • SO2
Places included
Adams County
AQI 29
Alexander County
AQI 24
Bond County
AQI 21
Boone County
AQI 8
Brown County
AQI 22
Bureau County
AQI 20
Calhoun County
AQI 14
Carroll County
AQI 11
Cass County
AQI 24
Champaign County
AQI 98
Christian County
AQI 27
Clark County
AQI 23
Clay County
AQI 22
Clinton County
AQI 56
Coles County
AQI 22
Cook County
AQI 93
Crawford County
AQI 23
Cumberland County
AQI 78
De Witt County
AQI 27
DeKalb County
AQI 8
Douglas County
AQI 17
DuPage County
AQI 11
Edgar County
AQI 21
Edwards County
AQI 22
Effingham County
AQI 91
Fayette County
AQI 22
Ford County
AQI 12
Franklin County
AQI 26
Fulton County
AQI 21
Gallatin County
AQI 22
Greene County
AQI 14
Grundy County
AQI 12
Hamilton County
AQI 26
Hancock County
AQI 21
Hardin County
AQI 54
Henderson County
AQI 21
Henry County
AQI 9
Iroquois County
AQI 21
Jackson County
AQI 40
Jasper County
AQI 50
Jefferson County
AQI 26
Jersey County
AQI 102
Jo Daviess County
AQI 133
Johnson County
AQI 20
Kane County
AQI 8
Kankakee County
AQI 12
Kendall County
AQI 10
Knox County
AQI 20
LaSalle County
AQI 22
Lake County
AQI 120
Lawrence County
AQI 57
Lee County
AQI 19
Livingston County
AQI 12
Logan County
AQI 27
Macon County
AQI 78
Macoupin County
AQI 78
Madison County
AQI 87
Marion County
AQI 21
Marshall County
AQI 99
Mason County
AQI 24
Massac County
AQI 19
McDonough County
AQI 22
McHenry County
AQI 139
McLean County
AQI 130
Menard County
AQI 27
Mercer County
AQI 9
Monroe County
AQI 30
Montgomery County
AQI 53
Morgan County
AQI 25
Moultrie County
AQI 27
Ogle County
AQI 8
Peoria County
AQI 125
Perry County
AQI 25
Piatt County
AQI 21
Pike County
AQI 22
Pope County
AQI 61
Pulaski County
AQI 22
Putnam County
AQI 20
Randolph County
AQI 25
Richland County
AQI 22
Rock Island County
AQI 124
Saline County
AQI 26
Sangamon County
AQI 99
Schuyler County
AQI 22
Scott County
AQI 24
Shelby County
AQI 27
St. Clair County
AQI 43
Stark County
AQI 56
Stephenson County
AQI 8
Tazewell County
AQI 8
Union County
AQI 22
Vermilion County
AQI 17
Wabash County
AQI 60
Warren County
AQI 19
Washington County
AQI 25
Wayne County
AQI 26
White County
AQI 26
Whiteside County
AQI 11
Will County
AQI 78
Williamson County
AQI 23
Winnebago County
AQI 117
Woodford County
AQI 7
Data Sources
http://www.airnow.gov/

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