Guangzhou vs Rio de Janeiro

Live air quality comparison. Guangzhou has cleaner air right now.

China
Guangzhou
99
Moderate
Brazil
Rio de Janeiro
168
Unhealthy
MetricGuangzhouRio de Janeiro
AQI99168
PM2.523.1 μg/m³20.7 μg/m³
PM1023.5 μg/m³21.6 μg/m³
Ozone33 ppb91 ppb
NO242.9 ppb35.8 ppb

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