Xian vs Rio de Janeiro

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

China
Xian
105
Unhealthy for Sensitive Groups
Brazil
Rio de Janeiro
63
Moderate
MetricXianRio de Janeiro
AQI10563
PM2.548.9 μg/m³23.5 μg/m³
PM1049.6 μg/m³25.8 μg/m³
Ozone12 ppb27 ppb
NO253.8 ppb41 ppb

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