Hanoi vs Johannesburg

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

Vietnam
Hanoi
154
Unhealthy
South Africa
Johannesburg
90
Moderate
MetricHanoiJohannesburg
AQI15490
PM2.556.2 μg/m³50.9 μg/m³
PM1056.7 μg/m³52 μg/m³
Ozone108 ppb47 ppb
NO234.1 ppb47.7 ppb

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