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McHenry County

Illinois

2026-08-20 19:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
107.1
PM2.5
μg/m³
12.3
Weather
  • ℃
  • ℉
26℃
48%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
Places included
Algonquin Township
AQI 111
Chemung Township
AQI 114
Coral Township
AQI 21
Dorr Township
AQI 21
Grafton Township
AQI 21
Greenwood Township
AQI 21
Hebron Township
AQI 21
McHenry Township
AQI 21
Nunda Township
AQI 21
Richmond Township
AQI 21
Riley Township
AQI 103
Data Sources
http://www.airnow.gov/

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Cities Nearby

Woodstock
AQI 21
Bull Valley
AQI 21
Village of Lakewood
AQI 21
Greenwood
AQI 21
Crystal Lake
AQI 21
Wonder Lake
AQI 21
McCullom Lake
AQI 21
McHenry
AQI 21
Prairie Grove
AQI 21
Ringwood
AQI 21
Union
AQI 21