Rio de Janeiro vs Cairo

Live air quality comparison. Cairo has cleaner air right now.

Brazil
Rio de Janeiro
85
Moderate
Egypt
Cairo
81
Moderate
MetricRio de JaneiroCairo
AQI8581
PM2.519.1 μg/m³14.5 μg/m³
PM1024.4 μg/m³26.6 μg/m³
Ozone119 ppb87 ppb
NO211.4 ppb15.8 ppb

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