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

St. Louis

Missouri, United States

2026-04-30 13:00
CAQI (Europe)
Medium
Pollutants|Pollens
PM10
μg/m³
70.5
NO2
μg/m³
33.7
O3
μg/m³
27.9
PM2.5
μg/m³
6.2
CO
μg/m³
375
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
12℃
67%
6 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM10
  • NO2
  • O3
  • PM2.5
  • CO
  • SO2
Places included
BLAIR STREET
AQI 35
BROADWAY (South)
AQI 14
Branch Street
AQI 80
Forest Park
AQI 15
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 63
Sauget
AQI 80
East Saint Louis
AQI 80
Brooklyn
AQI 80
Venice
AQI 80
Cahokia
AQI 80
Alorton
AQI 80
Fairmont City
AQI 16
Washington Park
AQI 16
Granite City
AQI 16
Hillsdale
AQI 35