Rio de Janeiro vs Cairo

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

Brazil
Rio de Janeiro
61
Moderate
Egypt
Cairo
71
Moderate
MetricRio de JaneiroCairo
AQI6171
PM2.522.4 μg/m³18.2 μg/m³
PM1024.2 μg/m³33.5 μg/m³
Ozone28 ppb31 ppb
NO228.5 ppb42.7 ppb

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