Rio de Janeiro vs Sao Paulo

Live air quality comparison. Sao Paulo has cleaner air right now.

Brazil
Rio de Janeiro
85
Moderate
Brazil
Sao Paulo
81
Moderate
MetricRio de JaneiroSao Paulo
AQI8581
PM2.519.1 μg/m³20.1 μg/m³
PM1024.4 μg/m³21.6 μg/m³
Ozone119 ppb155 ppb
NO211.4 ppb15.2 ppb

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