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 18:00
CAQI (Europe)
Low
Pollutants
O3
μg/m³
78.3
PM2.5
μg/m³
11.6
PM10
μg/m³
17.9
NO2
μg/m³
18.9
SO2
μg/m³
1.4
Weather
  • ℃
  • ℉
21℃
56%
8 kph
6 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 33
Wentzville
AQI 34
Josephville
AQI 25
O'Fallon
AQI 32
Saint Paul
AQI 25
Flint Hill
AQI 34
New Melle
AQI 33
Weldon Spring
AQI 32
Weldon Spring Heights
AQI 20
Cottleville
AQI 20
St. Peters
AQI 20