Air quality in San Juan
Air quality index (AQI⁺) and PM2.5 air pollution in San Juan • 4 Followers • 19:00, May 09 Local time
27*
US AQI⁺Good
Main pollutant:
PM2.5
4.9 µg/m³
24°
4 km/h
95 %
Hourly forecast
San Juan air quality index (AQI⁺) forecast
Daily forecast
San Juan air quality index (AQI⁺) forecast
| Today | 45 | 90% | 30° 22° | 5 km/h | 89% |
| Sun | 32 | 22° 18° | 10 km/h | 98% | |
| Mon | 50 | 23° 18° | 5 km/h | 90% |
Air pollutants
What is the current air quality in San Juan?
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 San Juan
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in San Juan
Most polluted locations near San Juan
Worldwide AQI⁺ rankingHistoric 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












