Seoul vs Johannesburg

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

South Korea
Seoul
99
Moderate
South Africa
Johannesburg
83
Moderate
MetricSeoulJohannesburg
AQI9983
PM2.530.6 μg/m³52.9 μg/m³
PM1033.3 μg/m³53.9 μg/m³
Ozone65 ppb0 ppb
NO247.8 ppb67.6 ppb

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