Shanghai vs Johannesburg

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

China
Shanghai
220
Very Unhealthy
South Africa
Johannesburg
125
Unhealthy for Sensitive Groups
MetricShanghaiJohannesburg
AQI220125
PM2.5314.8 μg/m³35 μg/m³
PM10335.3 μg/m³35.4 μg/m³
Ozone0 ppb42 ppb
NO2109.6 ppb62.6 ppb

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