Johannesburg vs Sydney

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

South Africa
Johannesburg
155
Unhealthy
Australia
Sydney
43
Good
MetricJohannesburgSydney
AQI15543
PM2.556 μg/m³5.8 μg/m³
PM1056.8 μg/m³7.8 μg/m³
Ozone10 ppb56 ppb
NO264.8 ppb6.9 ppb

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