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  2. United States
  3. Missouri
  4. St. Louis County

St. Louis County

Missouri

2026-10-12 23:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
99.6
PM2.5
μg/m³
3
PM10
μg/m³
16.6
NO2
μg/m³
22.4
SO2
μg/m³
3.7
Weather
  • ℃
  • ℉
29℃
50%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • NO2
  • SO2
Places included
Airport Township
AQI 16
Bonhomme Township
AQI 15
Chesterfield Township
AQI 17
Clayton Township
AQI 15
Concord Township
AQI 16
Creve Coeur Township
AQI 16
Ferguson Township
AQI 16
Gravois Township
AQI 14
Hadley Township
AQI 16
Jefferson Township
AQI 15
Lemay Township
AQI 15
Lewis and Clark Township
AQI 16
Maryland Heights Township
AQI 42
Meramec Township
AQI 45
Midland Township
AQI 16
Missouri River Township
AQI 14
Normandy Township
AQI 16
Northwest Township
AQI 16
Norwood Township
AQI 25
Oakville Township
AQI 19
Queeny Township
AQI 19
Spanish Lake Township
AQI 36
St. Ferdinand Township
AQI 38
Tesson Ferry Township
AQI 19
University Township
AQI 16
Wildhorse Township
AQI 19
Data Sources
http://www.airnow.gov/

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Cities Nearby

Huntleigh
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Des Peres
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Crystal Lake Park
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Warson Woods
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Rock Hill
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Kirkwood
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Frontenac
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Glendale
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Country Life Acres
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Oakland
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Westwood
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