Tehran vs Hiroshima

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

Iran
Tehran
73
Moderate
Japan
Hiroshima
32
Good
MetricTehranHiroshima
AQI7332
PM2.530.5 μg/m³5.7 μg/m³
PM1031 μg/m³8.2 μg/m³
Ozone0 ppb40 ppb
NO2102.4 ppb4.1 ppb

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