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St. Charles County

Missouri

2026-06-24 11:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
16.5
NO2
μg/m³
24.4
O3
μg/m³
38.6
PM2.5
μg/m³
4.9
Weather
  • ℃
  • ℉
19℃
82%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • NO2
  • O3
  • PM2.5
Places included
Boone Township
AQI 7
Cottleville Township
AQI 7
Dardenne Township
AQI 7
Harvester Township
AQI 7
Lake St. Louis Township
AQI 17
Lindenwood Township
AQI 14
Rivers Township
AQI 19
Spencer Creek Township
AQI 7
St. Peters Township
AQI 7
Wentzville Township
AQI 16
Zumbehl Township
AQI 7
Data Sources
http://www.airnow.gov/

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Cities Nearby

New Melle
AQI 16
Lake Saint Louis
AQI 17
Wentzville
AQI 16
Weldon Spring
AQI 18
Josephville
AQI 12
Weldon Spring Heights
AQI 7
Flint Hill
AQI 16
O'Fallon
AQI 17
Foristell
AQI 15
Cottleville
AQI 7
Saint Paul
AQI 12