Johannesburg vs Shanghai

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

South Africa
Johannesburg
108
Unhealthy for Sensitive Groups
China
Shanghai
56
Moderate
MetricJohannesburgShanghai
AQI10856
PM2.510.9 μg/m³31.5 μg/m³
PM1011 μg/m³33.3 μg/m³
Ozone95 ppb10 ppb
NO28.6 ppb70.4 ppb

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