1. North America
  2. United States
  3. Missouri
  4. St. Charles County

St. Charles County

Missouri

2026-06-25 07:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5.6
NO2
μg/m³
29.6
O3
μg/m³
25.7
PM10
μg/m³
11
Weather
  • ℃
  • ℉
22℃
92%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • NO2
  • O3
  • PM10
Places included
Boone Township
AQI 29
Cottleville Township
AQI 29
Dardenne Township
AQI 29
Harvester Township
AQI 29
Lake St. Louis Township
AQI 32
Lindenwood Township
AQI 29
Rivers Township
AQI 47
Spencer Creek Township
AQI 29
St. Peters Township
AQI 29
Wentzville Township
AQI 32
Zumbehl Township
AQI 29
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

New Melle
AQI 31
Lake Saint Louis
AQI 32
Wentzville
AQI 32
Weldon Spring
AQI 30
Josephville
AQI 33
Weldon Spring Heights
AQI 29
Flint Hill
AQI 32
O'Fallon
AQI 33
Foristell
AQI 31
Cottleville
AQI 29
Saint Paul
AQI 33