Xian vs Rio de Janeiro

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

China
Xian
127
Unhealthy for Sensitive Groups
Brazil
Rio de Janeiro
83
Moderate
MetricXianRio de Janeiro
AQI12783
PM2.562.6 μg/m³31.4 μg/m³
PM10100.4 μg/m³34.3 μg/m³
Ozone24 ppb47 ppb
NO259.6 ppb31.3 ppb

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