Air quality in San Juan
Air quality index (AQI⁺) and PM2.5 air pollution in San Juan • 04:00, Jun 09 Local time
36*
US AQI⁺Good
Main pollutant:
PM2.5
6.5 µg/m³
7°
8 km/h
59 %
Hourly forecast
San Juan air quality index (AQI⁺) forecast
Daily forecast
San Juan air quality index (AQI⁺) forecast
| Today | 40 | 13° 5° | 18 km/h | 39% | |
| Wed | 48 | 14° 3° | 19 km/h | 30% | |
| Thu | 51 | 17° 4° | 19 km/h | 20% |
Air pollutants
What is the current air quality in San Juan?
PM2.5 concentration is currently 1.3 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 |
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












