AddAir quality in St. Charles
Air quality index (AQI⁺) and PM2.5 air pollution in St. Charles • 47 Followers • 04:00, May 28 Local time
20*
US AQI⁺Good
Main pollutant:
PM2.5
3.7 µg/m³
15°
17 km/h
76 %
Hourly forecast
St. Charles air quality index (AQI⁺) forecast
Daily forecast
St. Charles air quality index (AQI⁺) forecast
| Today | 19 |  | 25° 14° |  19 km/h | 66% |
| Fri | 18 | | 26° 13° | 13 km/h | 68% |
| Sat | 16 |  | 23° 14° | 24 km/h | 71% |
Air pollutants
What is the current air quality in St. 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 |
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
Moderate
 Tree Moderate | 50% |
 Grass Low | 25% |
 Weed Low | 25% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in St. Charles today?
Index
Moderate
Tree Moderate | 50% |
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
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⁺ ranking
