AddAir quality near St. Louis, Sappington
Air quality index (AQI⁺) and PM2.5 air pollution near St. Louis, Sappington • 69 Followers • 09:00, May 31 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
52
US AQI⁺Moderate
Main pollutant:
PM2.5
9.8 µg/m³
25°
11 km/h
56 %
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
Hourly forecast
St. Louis, Sappington air quality index (AQI⁺) forecast
Daily forecast
St. Louis, Sappington air quality index (AQI⁺) forecast
| Today | 56 |  | 29° 18° |  19 km/h | 65% |
| Mon | 67 |  | 28° 20° | 15 km/h | 78% |
| Tue | 64 |  | 25° 17° | 22 km/h | 62% |
Air pollutants
What is the current air quality near St. Louis?
PM2.5 concentration is currently 2 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 |
Real-time St. Louis, Sappington air pollution map
Pollen
What is the pollen count in St. Louis today?
Index
Low
 Tree Low | 25% |
 Grass Low | 25% |
 Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in St. Louis
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in St. Louis today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed None | 0% |
Source:
wetter.comHistoric air quality near St. Louis
History
Historic air quality graph for St. Louis
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near St. Louis, Sappington
Worldwide AQI⁺ ranking
City ranking
Real-time USA AQI⁺ city ranking
Get comprehensive data about air quality in St. Louis, Sappington
Download our Air Quality App
