San Jose vs Beijing

Live air quality comparison. San Jose has cleaner air right now.

Costa Rica
San Jose
22
Good
China
Beijing
184
Unhealthy
MetricSan JoseBeijing
AQI22184
PM2.56.1 μg/m³156.9 μg/m³
PM106.5 μg/m³163 μg/m³
Ozone23 ppb6 ppb
NO212.3 ppb45 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.