Harbin vs Tehran

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

China
Harbin
30
Good
Iran
Tehran
77
Moderate
MetricHarbinTehran
AQI3077
PM2.54.4 μg/m³35.5 μg/m³
PM104.4 μg/m³50.8 μg/m³
Ozone34 ppb3 ppb
NO221 ppb87.4 ppb

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