AddAir quality in O'Fallon
Air quality index (AQI⁺) and PM2.5 air pollution in O'Fallon • 493 Followers • 19:00, Apr 17 Local time
31*
US AQI⁺Good
Main pollutant:
PM2.5
5.7 µg/m³
25°
24 km/h
65 %
Hourly forecast
O'Fallon air quality index (AQI⁺) forecast
Daily forecast
O'Fallon air quality index (AQI⁺) forecast
| Today | 16 |  | 14° 8° |  25 km/h | 56% |
| Sat | 13 |  | 19° 5° | 22 km/h | 50% |
| Sun | 22 | | 23° 7° | 20 km/h | 59% |
Air pollutants
What is the current air quality in O'Fallon?
PM2.5 concentration is currently 1.1 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in O'Fallon today?
Index
Moderate
 Tree Moderate | 50% |
 Grass None | 0% |
 Weed None | 0% |
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 O'Fallon today?
Index
Moderate
Tree Moderate | 50% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comMost polluted locations near O'Fallon
Worldwide AQI⁺ ranking
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near O'Fallon
History
Historic air quality graph for O'Fallon
Historic air quality near O'Fallon
History
Historic air quality graph for O'Fallon
Most polluted locations near O'Fallon
Worldwide AQI⁺ rankingCity ranking
