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Chennai Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Tamil Nadu

Last Updated: 2025-05-28 08:40:44 PM (Local Time)

location image
Live AQI
103
Air Quality is
Poor
pm10 :  92 µg/m³
PM2.5 :  36 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi poor level in Chennai
partly cloudy

33 °C

Partly cloudy
Humidity
Humidity63 %
Wind Speed
Wind Speed29 km/h
UV Index
UV Index0
Last Updated: 2025-05-28 08:40:44 PM (Local Time)
Map

Chennai

Major Air Pollutants

Chennai

PM2.5's Icon

Particulate Matter(PM2.5)

36µg/m³

PM10's Icon

Particulate Matter(PM10)

92µg/m³

CO's Icon

Carbon Monoxide(CO)

691ppb

SO2's Icon

Sulfur Dioxide(SO2)

3ppb

NO2's Icon

Nitrogen Dioxide(NO2)

9ppb

O3's Icon

Ozone(O3)

11ppb

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AQI Graph

Historical Air Quality Data

Chennai

24 Hours
AQI
Chennai

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Chennai, Tamil Nadu, India

AQI
Year
.
AQI

Annual AQI Trends

2020
86AQI
2021
81AQI
-6%
Fall
2022
85AQI
5%
Rise
2023
90AQI
6%
Rise
2024
83AQI
-8%
Fall
2025
96AQI
16%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
3%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedJanuary, 2020133AQI
Least PollutedMay, 202153AQI

* This data analysis is from year 2020 - 2025

Chennai's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Abhiramapuram
Moderate
92
31
89
32
71
Abiramapuram
Moderate
92
31
89
32
71
Achuthan Nagar
Moderate
98
34
91
32
69
Alandur Bus Depot
Poor
112
40
96
32
68
Arumbakkam
Moderate
92
31
90
32
70
Chennai US Consulate
Moderate
93
31
79
32
67
Gandhi Nagar Ennore
Moderate
99
35
97
32
68
Intuc Nagar
Moderate
92
31
95
32
69
Kodungaiyur
Poor
128
46
106
32
69
Korattur
Poor
102
36
86
31
68
Kumaraswami Nagar
Poor
150
55
161
33
66
Manali
Moderate
98
34
88
32
68
Manali Village
Moderate
61
14
32
28
77
Muthtamil Nagar
Poor
102
36
86
31
68
Neelankari
Poor
126
46
98
32
68
Parle Town
Moderate
92
31
82
32
67
Perungudi
Poor
128
47
99
32
68
Potheri
Moderate
98
34
91
32
70
Royapuram
Poor
103
36
99
32
72
Sridevi Colony
Moderate
96
33
93
32
69
Stella Maris College
Moderate
92
31
95
32
72
Thirumurugan Salai
Poor
132
48
93
32
67
Velachery Res. Area
Moderate
91
31
90
32
69

India's Metro Cities

Air Quality Index

Ahmedabad City AQI

Ahmedabad

104

temp.34°C
hum.56%
Bangalore City AQI

Bangalore

62

temp.22°C
hum.94%
Chennai City AQI

Chennai

103

temp.33°C
hum.63%
Hyderabad City AQI

Hyderabad

81

temp.26°C
hum.79%
Kolkata City AQI

Kolkata

53

temp.28°C
hum.89%
Mumbai City AQI

Mumbai

76

temp.26°C
hum.84%
New Delhi City AQI

New Delhi

152

temp.35°C
hum.50%
Pune City AQI

Pune

94

temp.26°C
hum.82%

Air Quality Calendar 2025

Chennai

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jan
114
2 Jan
132
3 Jan
137
4 Jan
143
5 Jan
147
6 Jan
151
7 Jan
142
8 Jan
146
9 Jan
141
10 Jan
146
11 Jan
121
12 Jan
119
13 Jan
116
14 Jan
91
15 Jan
87
16 Jan
124
17 Jan
136
18 Jan
126
19 Jan
111
20 Jan
131
21 Jan
130
22 Jan
136
23 Jan
111
24 Jan
109
25 Jan
106
26 Jan
103
27 Jan
112
28 Jan
133
29 Jan
131
30 Jan
127
31 Jan
99
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Feb
91
2 Feb
86
3 Feb
84
4 Feb
101
5 Feb
120
6 Feb
129
7 Feb
137
8 Feb
132
9 Feb
136
10 Feb
144
11 Feb
113
12 Feb
120
13 Feb
100
14 Feb
100
15 Feb
101
16 Feb
101
17 Feb
118
18 Feb
121
19 Feb
120
20 Feb
111
21 Feb
99
22 Feb
101
23 Feb
96
24 Feb
97
25 Feb
109
26 Feb
114
27 Feb
105
28 Feb
103
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Mar
84
2 Mar
77
3 Mar
80
4 Mar
77
5 Mar
78
6 Mar
99
7 Mar
114
8 Mar
105
9 Mar
93
10 Mar
94
11 Mar
92
12 Mar
87
13 Mar
79
14 Mar
88
15 Mar
66
16 Mar
75
17 Mar
94
18 Mar
83
19 Mar
80
20 Mar
80
21 Mar
81
22 Mar
79
23 Mar
74
24 Mar
81
25 Mar
87
26 Mar
94
27 Mar
109
28 Mar
98
29 Mar
107
30 Mar
90
31 Mar
95
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Apr
100
2 Apr
86
3 Apr
72
4 Apr
76
5 Apr
66
6 Apr
66
7 Apr
64
8 Apr
67
9 Apr
64
10 Apr
79
11 Apr
82
12 Apr
90
13 Apr
88
14 Apr
77
15 Apr
70
16 Apr
74
17 Apr
75
18 Apr
72
19 Apr
83
20 Apr
80
21 Apr
81
22 Apr
79
23 Apr
74
24 Apr
74
25 Apr
74
26 Apr
72
27 Apr
65
28 Apr
58
29 Apr
60
30 Apr
65
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 May
69
2 May
70
3 May
80
4 May
77
5 May
81
6 May
77
7 May
80
8 May
90
9 May
93
10 May
92
11 May
95
12 May
95
13 May
98
14 May
94
15 May
98
16 May
93
17 May
89
18 May
84
19 May
76
20 May
79
21 May
69
22 May
83
23 May
81
24 May
71
25 May
70
26 May
67
27 May
74
28 May
-
29 May
-
30 May
-
31 May
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Chennai

1.1Cigarettes per day

Cigarette
Weekly 7.7 Cigarettes
Monthly 33.0 Cigarettes

Breathing the air in this location is as harmful as smoking 1.1 cigarettes a day.

Source:

Berkeley Earth

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Prevent Health Problems: Understand Your Risks

Chennai

  • asthma due to air pollution in ChennaiAsthma
  • heart due to air pollution in ChennaiHeart Issues
  • allergy due to air pollution in ChennaiAllergies
  • sinus due to air pollution in ChennaiSinus
  • flu due to air pollution in ChennaiCold/Flu
  • copd due to air pollution in ChennaiChronic (COPD)
asthma due to air pollution in Chennai

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. when AQI is Poor (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

Most Polluted Cities 2025

India

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025
World's Most PollutedCity Rankings (2024)
World's Most PollutedCountry Rankings(2024)
RankCityAQIAQI Status

Standard Value

Follow

1.

Chikhli, India

163
Unhealthy
11xabove Standard

2.

Valsad, India

162
Unhealthy
11xabove Standard

3.

Baidyabati, India

162
Unhealthy
11xabove Standard

4.

Nabadwip, India

162
Unhealthy
11xabove Standard

5.

Krishnanagar, India

162
Unhealthy
11xabove Standard

6.

Porbandar, India

160
Unhealthy
11xabove Standard

7.

Vapi, India

160
Unhealthy
11xabove Standard

8.

Daman, India

157
Unhealthy
10xabove Standard

9.

Bangaon, India

156
Unhealthy
10xabove Standard

10.

Halisahar, India

156
Unhealthy
10xabove Standard

Last Updated: 28 May 2025, 03:16 PM

AQI City Rankings

Air Quality Solutions For Chennai

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
air quality solutions for offices for Chennai

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

air quality solutions for smart-city for Chennai

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Chennai

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

air quality solutions for hotels for Chennai

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

air quality solutions for restaurants for Chennai

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

air quality solutions for rmc-plants for Chennai

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

air quality solutions for fitness-center for Chennai

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

air quality solutions for parking-lot for Chennai

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

air quality solutions for retail-stores for Chennai

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Chennai

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

air quality solutions for construction-sites for Chennai

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

air quality solutions for hospitals for Chennai

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Chennai

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

air quality solutions for banks for Chennai

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

air quality solutions for cinema for Chennai

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

air quality solutions for real-estates for Chennai

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Chennai's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Chennai
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Connect and control your air quality devices.

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 103 (Poor). This was last updated 2025-05-28 08:40:44 PM (Local Time).

When was the best AQI level in Chennai in the last 24 hours?

The best AQI level was 66 (Moderate) at 3:09 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 114 (Poor) at 8:09 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 114 at 8:09 PM (Local Time), lowest 66 at 3:09 AM (Local Time).

What actions are recommended as per the current AQI level in Chennai?

Current AQI levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

Delhi Rain May 2025 Breaks Records — Why It Happened and What’s Next

Delhi Rain May 2025 Breaks Records — Why It Happened and What’s Next

26 May 2025Shakshi
How Air Pollution Fuels COPD—and What You Can Do About It?

How Air Pollution Fuels COPD—and What You Can Do About It?

22 May 2025Shakshi
How Heat and Air Pollution Can Be Increasing Mortality in India: New Study Reveals

How Heat and Air Pollution Can Be Increasing Mortality in India: New Study Reveals

19 May 2025Shakshi
Thick Dust Covers New Delhi: What’s Happening on May 15, 2025?

Thick Dust Covers New Delhi: What’s Happening on May 15, 2025?

15 May 2025Shakshi
Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

15 May 2025Gyane
Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

14 May 2025Shakshi
Methane Emissions from Delhi’s Landfills: An Invisible Threat

Methane Emissions from Delhi’s Landfills: An Invisible Threat

12 May 2025Shakshi
The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

7 May 2025Shakshi
World Asthma Day 2025: The Link Between Air Pollution and Asthma

World Asthma Day 2025: The Link Between Air Pollution and Asthma

6 May 2025Shakshi
Why Air Quality Monitoring is Essential for Sustainable Development: Key Insights

Why Air Quality Monitoring is Essential for Sustainable Development: Key Insights

1 May 2025Gyane
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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

Prana Sense Air Quality MonitorPrana Sense Air Quality Monitor
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Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

Pocket PM Air Quality MonitorPocket PM Air Quality Monitor
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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Cair + Indoor Air Quality MonitorCair + Indoor Air Quality Monitor