London Air Quality
Current air-quality information for London, United Kingdom.
US AQI (model estimate)51Moderate
Data sourceOpen-Meteo / CAMS modelUpdated 2026-09-21T19:00
PM2.57µg/m³
PM1015.2µg/m³
O₃59µg/m³
NO₂34.9µg/m³
What does the AQI mean?
The AQI category shown above follows the US AQI bands for the model-provided AQI value. The displayed pollutants are atmospheric-model estimates from the cited source and should not be interpreted as measurements from a local monitor.
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