Chennai Air Quality
Current air-quality information for Chennai, India.
Air quality may be acceptable, though unusually sensitive people may notice effects.
Copernicus CAMS via Open-Meteo · Updated 2026-10-02T00:00Health context
At the current AQI of 82, Chennai is in the Moderate category. Most people can continue normal activities; people who are unusually sensitive to air pollution may consider reducing prolonged or very strenuous outdoor exertion if they experience symptoms. Current pollutant values shown for Chennai are PM2.5 25.2 µg/m³, PM10 41.2 µg/m³, O₃ 62 µg/m³, NO₂ 12.2 µg/m³. The current reading is identified on this page as Copernicus CAMS via Open-Meteo. These are model-based conditions for the Chennai 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 82 mean in Chennai?
Chennai currently has an AQI of 82, which falls in the Moderate category. Air quality is generally acceptable for most people. People who are unusually sensitive to air pollution may notice symptoms during prolonged or strenuous outdoor activity and can reduce exertion if needed. The pollutant values currently shown for Chennai are PM2.5 25.2 µg/m³, PM10 41.2 µg/m³, O₃ 62 µg/m³, NO₂ 12.2 µg/m³. The displayed current conditions are model estimates for the Chennai area (Copernicus CAMS via Open-Meteo), rather than a single monitoring-station observation.
Nearby cities
- Ambattur air quality — approximately 12 km away
- Avadi air quality — approximately 18 km away
- Vellore air quality — approximately 125 km away
- Puducherry air quality — approximately 136 km away
- Gundupālaiyam air quality — approximately 137 km away
- Nellore air quality — approximately 155 km away
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- Delhi air pollution: Early October AQI spike raises fears of a toxic winter - India Today — India Today · Oct 17, 2026
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