AddAir quality near Saint Charles, Maryland Heights
Air quality index (AQI⁺) and PM2.5 air pollution near Saint Charles, Maryland Heights • 116 Followers • 02:00, Apr 25 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
1
US AQI⁺Good
Main pollutant:
PM2.5
0.2 µg/m³
12°
8 km/h
93 %
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
Hourly forecast
Saint Charles, Maryland Heights air quality index (AQI⁺) forecast
Daily forecast
Saint Charles, Maryland Heights air quality index (AQI⁺) forecast
| Today | 10 |  | 25° 12° |  17 km/h | 58% |
| Sun | 26 |  | 24° 11° | 18 km/h | 67% |
| Mon | 52 |  90% | 27° 16° | 33 km/h | 65% |
Air pollutants
What is the current air quality near Saint Charles?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Real-time Saint Charles, Maryland Heights air pollution map
Pollen
What is the pollen count in Saint Charles today?
Index
Low
 Tree Low | 25% |
 Grass None | 0% |
 Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Saint Charles
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Pollen
What is the pollen count in Saint Charles today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comHistoric air quality near Saint Charles
History
Historic air quality graph for Saint Charles
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Most polluted locations near Saint Charles, Maryland Heights
Worldwide AQI⁺ ranking
Station ranking
Real-time Saint Charles AQI⁺ station ranking
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