AddAir quality in Alton
Air quality index (AQI⁺) and PM2.5 air pollution in Alton • 4 Followers • 17:00, May 28 Local time
55
US AQI⁺Moderate
Main pollutant:
PM2.5
11.4 µg/m³
25°
8 km/h
54 %
Hourly forecast
Alton air quality index (AQI⁺) forecast
Daily forecast
Alton air quality index (AQI⁺) forecast
| Today | 55 |  | 27° 17° |  21 km/h | 60% |
| Fri | 49 |  | 23° 15° | 16 km/h | 59% |
| Sat | 36 | | 26° 13° | 20 km/h | 53% |
Air pollutants
What is the current air quality in Alton?
PM2.5 concentration is currently 2.3 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 Alton
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
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Powerful, stylish air purifiers
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Pollen
What is the pollen count in Alton today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed None | 0% |
Source:
Open-Meteo.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 Alton today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed None | 0% |
Source:
Open-Meteo.comProtect yourself from air pollution in Alton
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.
Most polluted locations near Alton
Worldwide AQI⁺ ranking
Historic air quality near Alton
History
Historic air quality graph for Alton
Historic air quality near Alton
History
Historic air quality graph for Alton
Most polluted locations near Alton
Worldwide AQI⁺ ranking
Measure your own air quality
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