Air quality in San Juan
Air quality index (AQI⁺) and PM2.5 air pollution in San Juan • 04:00, Jun 09 Local time
18*
US AQI⁺Good
Main pollutant:
PM2.5
3.2 µg/m³
24°
3 km/h
89 %
Hourly forecast
San Juan air quality index (AQI⁺) forecast
Daily forecast
San Juan air quality index (AQI⁺) forecast
| Today | 20 | 30° 23° | 10 km/h | 81% | |
| Wed | 14 | 32° 23° | 14 km/h | 72% | |
| Thu | 19 | 32° 24° | 8 km/h | 74% |
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












