Rio de Janeiro vs Sao Paulo

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

Brazil
Rio de Janeiro
65
Moderate
Brazil
Sao Paulo
83
Moderate
MetricRio de JaneiroSao Paulo
AQI6583
PM2.520 μg/m³20.7 μg/m³
PM1020.2 μg/m³20.8 μg/m³
Ozone34 ppb42 ppb
NO222.9 ppb34.7 ppb

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