Rio de Janeiro vs Cairo

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

Brazil
Rio de Janeiro
62
Moderate
Egypt
Cairo
71
Moderate
MetricRio de JaneiroCairo
AQI6271
PM2.526.3 μg/m³18.3 μg/m³
PM1028.1 μg/m³30.1 μg/m³
Ozone23 ppb31 ppb
NO234.5 ppb37.4 ppb

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