Belfast Air Quality
Current air-quality information for Belfast, United Kingdom.
Air quality is generally considered satisfactory.
Open-Meteo / CAMS model · Updated 2026-10-17T11:00Health context
At the current AQI of 23, Belfast is in the Good category on the displayed AQI scale. Most people can continue normal outdoor activities. Current pollutant values shown for Belfast are PM2.5 3.1 µg/m³, PM10 7.1 µg/m³, O₃ 55 µg/m³, NO₂ 8.5 µg/m³. The current reading is identified on this page as Open-Meteo / CAMS model. These are model-based conditions for the Belfast area and can differ from a nearby monitoring-station observation.
Air-quality information is not medical advice. People with asthma, heart or lung disease, children, older adults and other sensitive groups may need to take additional precautions when pollution is elevated.
Recent History & Forecast
This chart shows atmospheric-model AQI history and forecast from Open-Meteo / Copernicus Atmosphere Monitoring Service (CAMS) model. It is separate from any monitoring-station observation shown in the Current AQI card.
What does AQI 23 mean in Belfast?
Belfast currently has an AQI of 23, which falls in the Good category. This indicates relatively low overall air pollution on the displayed AQI scale. Normal outdoor activity is generally appropriate for most people. The pollutant values currently shown for Belfast are PM2.5 3.1 µg/m³, PM10 7.1 µg/m³, O₃ 55 µg/m³, NO₂ 8.5 µg/m³. The displayed current conditions are model estimates for the Belfast area (Open-Meteo / CAMS model), rather than a single monitoring-station observation.
Nearby cities
- Dublin air quality — approximately 140 km away
- South Dublin air quality — approximately 148 km away
- Glasgow air quality — approximately 176 km away
- Preston air quality — approximately 229 km away
- Edinburgh air quality — approximately 229 km away
- Birkenhead air quality — approximately 233 km away
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