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  4. Johnson County

Johnson County

Illinois

2026-09-25 19:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
2.9
PM10
μg/m³
3
Weather
  • ℃
  • ℉
25℃
59%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • PM10
Places included
Belknap Precinct
AQI 17
Burnside Precinct
AQI 19
Cache
AQI 17
Elvira Precinct
AQI 16
Simpson Precinct
AQI 17

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Cities Nearby

Buncombe
AQI 16
Belknap
AQI 17
Cypress
AQI 17
Simpson
AQI 17
Karnak
AQI 17
New Burnside
AQI 19
New Grand Chain
AQI 17
Creal Springs
AQI 23
Dongola
AQI 16
Joppa
AQI 19
Stonefort
AQI 27