1. North America
  2. United States
  3. Missouri
  4. St. Charles County
  6. Lake Saint Louis

Lake Saint Louis

Lake St. Louis Township, St. Charles County

2026-05-08 20:00
CAQI (Europe)
Low
Pollutants
O3
μg/m³
84.8
PM2.5
μg/m³
12.2
PM10
μg/m³
18.2
NO2
μg/m³
15.1
SO2
μg/m³
3.9
Weather
  • ℃
  • ℉
22℃
53%
17 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • O3
  • PM2.5
  • PM10
  • NO2
  • SO2

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

Lake Saint Louis
AQI 36
Wentzville
AQI 37
Josephville
AQI 26
O'Fallon
AQI 35
Saint Paul
AQI 26
Flint Hill
AQI 37
New Melle
AQI 36
Weldon Spring
AQI 34
Weldon Spring Heights
AQI 9
Cottleville
AQI 9
St. Peters
AQI 9