Tehran vs Hiroshima

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

Iran
Tehran
93
Moderate
Japan
Hiroshima
22
Good
MetricTehranHiroshima
AQI9322
PM2.538.6 μg/m³7 μg/m³
PM1039.7 μg/m³7.8 μg/m³
Ozone8 ppb31 ppb
NO2111.6 ppb16.2 ppb

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