1. North America
  2. United States
  3. Missouri
  4. St. Louis

St. Louis

Missouri, United States

2026-06-24 18:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
120
PM10
μg/m³
23
NO2
μg/m³
11.3
CO
μg/m³
250
PM2.5
μg/m³
7.4
SO2
μg/m³
1.4
Weather
  • ℃
  • ℉
30℃
58%
2 kph
6 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • NO2
  • CO
  • PM2.5
  • SO2
Places included
BLAIR STREET
AQI 130
BROADWAY (South)
AQI 10
Branch Street
AQI 26
Forest Park
AQI 18
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

St. Louis
AQI 130
Sauget
AQI 26
East Saint Louis
AQI 127
Brooklyn
AQI 26
Venice
AQI 26
Cahokia
AQI 26
Alorton
AQI 26
Fairmont City
AQI 26
Washington Park
AQI 26
Granite City
AQI 26
Hillsdale
AQI 20