Chennai vs Johannesburg

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

India
Chennai
68
Moderate
South Africa
Johannesburg
155
Unhealthy
MetricChennaiJohannesburg
AQI68155
PM2.515.7 μg/m³56 μg/m³
PM1018.1 μg/m³56.8 μg/m³
Ozone23 ppb10 ppb
NO221.7 ppb64.8 ppb

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