Tehran vs Hiroshima

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

Iran
Tehran
77
Moderate
Japan
Hiroshima
29
Good
MetricTehranHiroshima
AQI7729
PM2.535.5 μg/m³7.5 μg/m³
PM1050.8 μg/m³10.2 μg/m³
Ozone3 ppb20 ppb
NO287.4 ppb10.7 ppb

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