Rio de Janeiro vs Santiago

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

Brazil
Rio de Janeiro
81
Moderate
Chile
Santiago
73
Moderate
MetricRio de JaneiroSantiago
AQI8173
PM2.539 μg/m³34.6 μg/m³
PM1042.7 μg/m³35.6 μg/m³
Ozone53 ppb13 ppb
NO250.8 ppb58.3 ppb

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