AddAir quality in St. Charles
Air quality index (AQI⁺) and PM2.5 air pollution in St. Charles • 1 Follower • 06:00, Aug 02 Local time
75
US AQI⁺Moderate
Main pollutant:
PM2.5
21.8 µg/m³
20°
17 km/h
93 %
Hourly forecast
St. Charles air quality index (AQI⁺) forecast
Daily forecast
St. Charles air quality index (AQI⁺) forecast
| Today | 66 |  | 29° 19° |  19 km/h | 72% |
| Mon | 56 |  | 29° 20° | 9 km/h | 74% |
| Tue | 51 |  | 32° 21° | 19 km/h | 64% |
Air pollutants
What is the current air quality in St. Charles?
PM2.5 concentration is currently 4.4 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 |
Protect yourself from air pollution in St. Charles
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in St. Charles today?
Index
Low
 Tree None | 0% |
 Grass Low | 25% |
 Weed Low | 25% |
Source:
wetter.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 St. Charles today?
Index
Low
Tree None | 0% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in St. Charles
Air Purifiers
Face Masks
Air Quality Monitors
Most polluted locations near St. Charles
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in St. Charles
Historic air quality near St. Charles
History
Historic air quality graph for St. Charles
Historic air quality near St. Charles
History
Historic air quality graph for St. Charles
Most polluted locations near St. Charles
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in St. Charles
Measure your own air quality
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