Hangzhou vs Johannesburg

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

China
Hangzhou
48
Good
South Africa
Johannesburg
157
Unhealthy
MetricHangzhouJohannesburg
AQI48157
PM2.53.3 μg/m³54.7 μg/m³
PM104 μg/m³54.8 μg/m³
Ozone83 ppb68 ppb
NO28.2 ppb36.3 ppb

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