Johannesburg vs Shanghai

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

South Africa
Johannesburg
98
Moderate
China
Shanghai
82
Moderate
MetricJohannesburgShanghai
AQI9882
PM2.524.1 μg/m³28.1 μg/m³
PM1025.5 μg/m³34.6 μg/m³
Ozone90 ppb68 ppb
NO216.6 ppb44 ppb

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