Hanoi vs Hiroshima

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

Vietnam
Hanoi
99
Moderate
Japan
Hiroshima
20
Good
MetricHanoiHiroshima
AQI9920
PM2.526.7 μg/m³7.9 μg/m³
PM1028.2 μg/m³8.8 μg/m³
Ozone54 ppb29 ppb
NO229.3 ppb16.2 ppb

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