AddAir quality in San Juan
Air quality index (AQI⁺) and PM2.5 air pollution in San Juan • 19:00, May 18 Local time
60*
US AQI⁺Moderate
Main pollutant:
PM2.5
13.8 µg/m³
10°
5 km/h
61 %
Hourly forecast
San Juan air quality index (AQI⁺) forecast
Daily forecast
San Juan air quality index (AQI⁺) forecast
| Today | 56 |  | 18° 7° |  22 km/h | 44% |
| Tue | 55 |  | 18° 7° | 23 km/h | 42% |
| Wed | 56 | | 17° 7° | 23 km/h | 46% |
Air pollutants
What is the current air quality in San Juan?
PM2.5 concentration is currently 2.8 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 San Juan
Air Purifiers
Face Masks
Air Quality Monitors
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 San Juan
Air Purifiers
Face Masks
Air Quality Monitors
Most polluted locations near San Juan
Worldwide AQI⁺ ranking
Historic air quality near San Juan
History
Historic air quality graph for San Juan
Historic air quality near San Juan
History
Historic air quality graph for San Juan
Most polluted locations near San Juan
Worldwide AQI⁺ ranking
