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  4. McHenry County

McHenry County

Illinois

2026-06-11 16:00
CAQI (Europe)
Medium
Pollutants|Pollens
O3
μg/m³
126.4
PM2.5
μg/m³
3.5
Weather
  • ℃
  • ℉
24℃
84%
10 kph
9 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
Places included
Algonquin Township
AQI 53
Chemung Township
AQI 46
Coral Township
AQI 6
Dorr Township
AQI 6
Grafton Township
AQI 6
Greenwood Township
AQI 6
Hebron Township
AQI 6
McHenry Township
AQI 6
Nunda Township
AQI 6
Richmond Township
AQI 6
Riley Township
AQI 46
Data Sources
http://www.airnow.gov/

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Cities Nearby

Woodstock
AQI 6
Bull Valley
AQI 6
Village of Lakewood
AQI 6
Greenwood
AQI 6
Crystal Lake
AQI 6
Wonder Lake
AQI 6
McCullom Lake
AQI 6
McHenry
AQI 6
Prairie Grove
AQI 6
Ringwood
AQI 6
Union
AQI 6