London vs Sydney

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

United Kingdom
London
50
Good
Australia
Sydney
43
Good
MetricLondonSydney
AQI5043
PM2.515.1 μg/m³10.3 μg/m³
PM1025.1 μg/m³11.7 μg/m³
Ozone79 ppb43 ppb
NO220.3 ppb11.1 ppb

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