AddAir quality in Saint-Louis
Air quality index (AQI⁺) and PM2.5 air pollution in Saint-Louis • 2.9K Followers • 05:00, Oct 01 Local time
51*
US AQI⁺Moderate
Main pollutant:
PM2.5
9.3 µg/m³
18°
2 km/h
72 %
Hourly forecast
Saint-Louis air quality index (AQI⁺) forecast
Daily forecast
Saint-Louis air quality index (AQI⁺) forecast
| Today | 49 |  90% | 21° 17° |  13 km/h | 76% |
| Fri | 56 |  | 20° 15° | 9 km/h | 76% |
| Sat | 52 |  | 23° 13° | 4 km/h | 70% |
Air pollutants
What is the current air quality in Saint-Louis?
PM2.5 concentration is currently 1.9 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in Saint-Louis today?
Index
Low
 Tree None | 0% |
 Grass None | 0% |
 Weed Low | 25% |
Source:
Open-Meteo.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in Saint-Louis today?
Index
Low
Tree None | 0% |
Grass None | 0% |
Weed Low | 25% |
Source:
Open-Meteo.comMost polluted locations near Saint-Louis
Worldwide AQI⁺ ranking
City ranking
Real-time France AQI⁺ city ranking
Historic air quality near Saint-Louis
History
Historic air quality graph for Saint-Louis
Historic air quality near Saint-Louis
History
Historic air quality graph for Saint-Louis
Most polluted locations near Saint-Louis
Worldwide AQI⁺ rankingCity ranking
