Chennai Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Tamil Nadu
Last Updated: 2025-10-18 11:59:41 PM (Local Time)
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Historical Air Quality Data
Chennai
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World Air Quality Report
AQI Trends - Annual Air Quality Changes
Chennai, Tamil Nadu, India
Annual AQI Trends
Most & Least Polluted Months
* This data analysis is from year 2020 - 2025
Chennai's Locations
Real-time Air Pollution Level
India's Metro Cities
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Air Quality Calendar 2025
Chennai
Health Advice For People Living In
Chennai
2.1Cigarettes per day
Breathing the air in this location is as harmful as smoking 2.1 cigarettes a day.
Source:
Berkeley Earth
Solutions for Current AQI
Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust
Must turn on the air purifier to enjoy fresh air.
Get an Air PurifierPrevent Health Problems: Understand Your Risks
Chennai
Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)
High Chances of Asthma
Asthma
Risk of Asthma symptoms is High when AQI is Unhealthy (150-301)
Severe symptoms including intense wheezing, severe shortness of breath, significant chest tightness, and persistent coughing that may disrupt daily activities.
Do's :
Avoid going outside and keep windows closed to reduce exposure to pollutants.
Take prescribed medications as directed by your healthcare provider.
Maintain clean indoor air with air purifiers, especially in bedrooms and living areas.
Don'ts :
Smoke or expose yourself to secondhand smoke.
Engage in physical exertion outdoors.
Most Polluted Cities 2025
India
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Kapurthala, India
2.
Jalandhar, India
3.
Nagli Bahrampur, India
4.
Begampur, India
5.
Noida, India
6.
Narkatiaganj, India
7.
Ghaziabad, India
8.
Hapur, India
9.
Khairabad, India
10.
Greater Noida, India
Last Updated: 18 Oct 2025, 06:36 PM
AQI City RankingsAir Quality Solutions For Chennai
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Chennai's AQI Data Analytics Solutions
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Your area’s real-time data with detailed parameters.
Personalized health advice as per current AQI.
Analytical data to identify trends and conditions.
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Air Quality FAQs
at Chennai
Frequently Asked Questions About Air Quality
What is the current AQI level in Chennai?
The current real-time AQI level in Chennai is 180 (Unhealthy) due to recent rainfall by 2.29mm/hr. This was last updated 2025-10-18 11:59:41 PM (Local Time).
When was the best AQI level in Chennai in the last 24 hours?
The best AQI level was 83 (Moderate) at 4:04 AM (Local Time) during the last 24 hours.
When was the worst AQI level in Chennai in the last 24 hours?
The worst AQI level was 187 (Unhealthy) at 9:04 PM (Local Time) during the last 24 hours.
What is the current trend of AQI levels in Chennai during last 24 hours?
The AQI levels in Chennai have been fluctuating throughout the last 24 hours. The levels have increased by highest 187 at 9:04 PM (Local Time), lowest 83 at 4:04 AM (Local Time).
What actions are recommended as per the current AQI level in Chennai?
Current AQI levels are unhealthy for everyone. It's advised to limit outdoor activities and consider using air purifiers indoors.
Recent AQI Blogs
Read the latest news
Here are some latest blogs that you can go through to find out more air pollution.
