Air quality in Saint-Louis

Air quality index (AQI) and PM2.5 air pollution in Saint-Louis

Last update at (local time)

189 people follow this city

  • The profile image of follower
  • The profile image of follower
  • The profile image of follower
  • The profile image of follower
  • The profile image of follower
IQAir map with AQI colorful pins

AIR QUALITY DATA SOURCE

Contributor profile image
* AQI modeled using satellite data Learn more

Saint-Louis does not have air sensor data

Be the first to measure and contribute air quality data to your community

BECOME A CONTRIBUTOR
Find out more about contributors and data sources

Weather

What is the current weather in Saint-Louis?

Weather icon
WeatherBroken clouds
Temperature68°F
Humidity82%
Wind19.5 mp/h
Pressure29.9 Hg

live aqi city ranking

Real-time Senegal city ranking

live Saint-Louis aqi ranking

Real-time Saint-Louis air quality ranking

#1 Air Quality App

Free iOS and Android air quality app

AirVisual App, Free iOS and Android air quality app

US AQI

52*

live AQI index
Moderate

Human face indicating AQI level

Overview

What is the current air quality in Saint-Louis?

Air pollution levelAir quality indexMain pollutant
Moderate 52* US AQItrendPM2.5
PollutantsConcentration
PM2.5
9.5*µg/m³trend
!

PM2.5

x1.9

PM2.5 concentration in Saint-Louis is currently 1.9 times the WHO annual air quality guideline value

Health Recommendations

What is the current air quality in Saint-Louis?

A man cycling icon
Sensitive groups should reduce outdoor exercise
An open window icon
Close your windows to avoid dirty outdoor air
GET A MONITOR
An IQAir mask icon
Sensitive groups should wear a mask outdoors
GET A MASK
An IQAir purifier icon
Sensitive groups should run an air purifier
GET AN AIR PURIFIER

Forecast

Saint-Louis air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Today

Moderate 52 AQI US

Human face indicating AQI level
Weather icon
73.4° 68°
Wind rotating 353 degree 17.9 mp/h
Friday, May 31

Moderate 54 AQI US

Human face indicating AQI level
Weather icon
71.6° 68°
Wind rotating 346 degree 20.1 mp/h
Saturday, Jun 1

Moderate 57 AQI US

Human face indicating AQI level
Weather icon
71.6° 68°
Wind rotating 339 degree 15.7 mp/h
Sunday, Jun 2

Moderate 64 AQI US

Human face indicating AQI level
Weather icon
73.4° 68°
Wind rotating 320 degree 13.4 mp/h
Monday, Jun 3

Moderate 70 AQI US

Human face indicating AQI level
Weather icon
73.4° 68°
Wind rotating 319 degree 15.7 mp/h
Tuesday, Jun 4

Moderate 81 AQI US

Human face indicating AQI level
Weather icon
75.2° 69.8°
Wind rotating 323 degree 15.7 mp/h
Wednesday, Jun 5

Moderate 87 AQI US

Human face indicating AQI level
Weather icon
73.4° 69.8°
Wind rotating 304 degree 13.4 mp/h

Interested in hourly forecast? Get the app

How to best protect from air pollution?

Reduce your air pollution exposure in Saint-Louis

Where is the cleanest air quality in Saint-Louis?

No locations are available.

Cart
Your cart is empty

Connect With IQAir

Sign up for our newsletter