Rio de Janeiro vs Sao Paulo

Live air quality comparison. Rio de Janeiro has cleaner air right now.

Brazil
Rio de Janeiro
62
Moderate
Brazil
Sao Paulo
76
Moderate
MetricRio de JaneiroSao Paulo
AQI6276
PM2.526.3 μg/m³43 μg/m³
PM1028.1 μg/m³43.1 μg/m³
Ozone23 ppb31 ppb
NO234.5 ppb46.3 ppb

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