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St. Louis

Missouri, United States

2025-12-13 09:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
49.3
PM2.5
μg/m³
14.3
NO2
μg/m³
12.8
PM10
μg/m³
16
CO
μg/m³
250
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
1℃
86%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
  • NO2
  • PM10
  • CO
  • SO2
Places included
BLAIR STREET
AQI 50
BROADWAY (South)
AQI 27
Branch Street
AQI 21
Forest Park
AQI 29
Data Sources
http://www.airnow.gov/

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