Tehran vs Sydney

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

Iran
Tehran
93
Moderate
Australia
Sydney
60
Moderate
MetricTehranSydney
AQI9360
PM2.538.6 μg/m³4.7 μg/m³
PM1039.7 μg/m³5.7 μg/m³
Ozone8 ppb40 ppb
NO2111.6 ppb16.9 ppb

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