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Illinois

United States

2026-05-17 22:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
108.7
PM10
μg/m³
20.5
PM2.5
μg/m³
11.5
CO
μg/m³
125
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
28℃
64%
30 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • SO2
Places included
Adams County
AQI 34
Alexander County
AQI 24
Bond County
AQI 21
Boone County
AQI 24
Brown County
AQI 22
Bureau County
AQI 22
Calhoun County
AQI 16
Carroll County
AQI 19
Cass County
AQI 21
Champaign County
AQI 128
Christian County
AQI 17
Clark County
AQI 23
Clay County
AQI 21
Clinton County
AQI 101
Coles County
AQI 22
Cook County
AQI 123
Crawford County
AQI 23
Cumberland County
AQI 124
De Witt County
AQI 23
DeKalb County
AQI 24
Douglas County
AQI 19
DuPage County
AQI 20
Edgar County
AQI 21
Edwards County
AQI 21
Effingham County
AQI 131
Fayette County
AQI 22
Ford County
AQI 19
Franklin County
AQI 21
Fulton County
AQI 23
Gallatin County
AQI 20
Greene County
AQI 16
Grundy County
AQI 19
Hamilton County
AQI 21
Hancock County
AQI 21
Hardin County
AQI 86
Henderson County
AQI 21
Henry County
AQI 20
Iroquois County
AQI 22
Jackson County
AQI 61
Jasper County
AQI 75
Jefferson County
AQI 21
Jersey County
AQI 90
Jo Daviess County
AQI 127
Johnson County
AQI 19
Kane County
AQI 20
Kankakee County
AQI 19
Kendall County
AQI 20
Knox County
AQI 24
LaSalle County
AQI 22
Lake County
AQI 80
Lawrence County
AQI 148
Lee County
AQI 21
Livingston County
AQI 19
Logan County
AQI 19
Macon County
AQI 124
Macoupin County
AQI 102
Madison County
AQI 105
Marion County
AQI 21
Marshall County
AQI 100
Mason County
AQI 21
Massac County
AQI 15
McDonough County
AQI 22
McHenry County
AQI 130
McLean County
AQI 127
Menard County
AQI 17
Mercer County
AQI 20
Monroe County
AQI 15
Montgomery County
AQI 69
Morgan County
AQI 21
Moultrie County
AQI 23
Ogle County
AQI 24
Peoria County
AQI 113
Perry County
AQI 15
Piatt County
AQI 21
Pike County
AQI 21
Pope County
AQI 99
Pulaski County
AQI 21
Putnam County
AQI 23
Randolph County
AQI 15
Richland County
AQI 22
Rock Island County
AQI 105
Saline County
AQI 21
Sangamon County
AQI 120
Schuyler County
AQI 22
Scott County
AQI 21
Shelby County
AQI 23
St. Clair County
AQI 95
Stark County
AQI 56
Stephenson County
AQI 24
Tazewell County
AQI 27
Union County
AQI 22
Vermilion County
AQI 21
Wabash County
AQI 136
Warren County
AQI 27
Washington County
AQI 15
Wayne County
AQI 21
White County
AQI 21
Whiteside County
AQI 19
Will County
AQI 120
Williamson County
AQI 21
Winnebago County
AQI 124
Woodford County
AQI 24
Data Sources
http://www.airnow.gov/

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Cities Nearby

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AQI 27
Morton
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Washington
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Tremont
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East Peoria
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Peoria
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