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Kumaraswami Nagar, Chennai, Tamil Nadu, India Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

October Air Quality Analysis

Kumaraswami Nagar, Chennai, Tamil Nadu, India

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Oct 2022
207AQI
Lowest AQI recorded on
17th Oct 2022
32AQI

Same Day Analysis (5th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 85 of Moderate air quality, showing improvement over 2024 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 5th Oct - 6th Oct 2025

Kumaraswami Nagar, Chennai, Tamil Nadu, India

AQI
Day
Night
.

5 AM5th Oct 2025

6 PM

4 AM6th Oct 2025

Day time
Avg. Highest Time
10AM5th Oct

115AQI

Avg. Lowest Time
5PM5th Oct

72AQI

Night time
Avg. Highest Time
11PM5th Oct

87AQI

Avg. Lowest Time
4AM6th Oct

66AQI

In the last 24 hours,

Kumaraswami Nagar's AQI reached its highest point of 115 at 10 AM during the Day, while the lowest point, 66, was recorded at 4 AM during the Night between 5th Oct and 6th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Kumaraswami Nagar, Chennai, Tamil Nadu, India

SepOct
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
6th Sep 2025715 AMAQI
6th Sep 2025747 AMAQI
6th Sep 2025798 AMAQI
6th Sep 2025909 AMAQI
6th Sep 20258610 AMAQI
6th Sep 20258311 AMAQI
6th Sep 20258612 PMAQI
6th Sep 20251041 PMAQI
6th Sep 2025852 PMAQI
6th Sep 2025893 PMAQI
6th Sep 2025804 PMAQI
6th Sep 2025715 PMAQI
6th Sep 2025726 PMAQI
6th Sep 2025707 PMAQI
6th Sep 2025758 PMAQI
6th Sep 2025709 PMAQI
6th Sep 20257510 PMAQI
6th Sep 20257811 PMAQI
7th Sep 20256612 AMAQI
7th Sep 2025701 AMAQI
7th Sep 2025692 AMAQI
7th Sep 2025683 AMAQI
7th Sep 2025694 AMAQI

31°C27/35°C

7th Sep 2025675 AMAQI
7th Sep 2025626 AMAQI
7th Sep 2025757 AMAQI
7th Sep 2025628 AMAQI
7th Sep 2025679 AMAQI
7th Sep 20256910 AMAQI
7th Sep 20256811 AMAQI
7th Sep 20256112 PMAQI
7th Sep 2025661 PMAQI
7th Sep 2025602 PMAQI
7th Sep 2025643 PMAQI
7th Sep 2025644 PMAQI
7th Sep 2025735 PMAQI
7th Sep 2025686 PMAQI
7th Sep 2025687 PMAQI
7th Sep 2025828 PMAQI
7th Sep 2025779 PMAQI
7th Sep 20258010 PMAQI
7th Sep 20258011 PMAQI
8th Sep 20257912 AMAQI
8th Sep 2025721 AMAQI
8th Sep 2025672 AMAQI
8th Sep 2025673 AMAQI
8th Sep 2025694 AMAQI

30°C28/34°C

8th Sep 2025705 AMAQI
8th Sep 2025646 AMAQI
8th Sep 2025597 AMAQI
8th Sep 2025658 AMAQI
8th Sep 2025649 AMAQI
8th Sep 20257410 AMAQI
8th Sep 20258411 AMAQI
8th Sep 202512612 PMAQI
8th Sep 2025871 PMAQI
8th Sep 2025832 PMAQI
8th Sep 2025763 PMAQI
8th Sep 2025764 PMAQI
8th Sep 2025805 PMAQI
8th Sep 2025896 PMAQI
8th Sep 2025837 PMAQI
8th Sep 2025768 PMAQI
8th Sep 2025879 PMAQI
8th Sep 20258110 PMAQI
8th Sep 20257811 PMAQI
9th Sep 20258012 AMAQI
9th Sep 2025731 AMAQI
9th Sep 2025742 AMAQI
9th Sep 2025723 AMAQI
9th Sep 2025814 AMAQI

30°C27/34°C

9th Sep 2025885 AMAQI
9th Sep 2025916 AMAQI
9th Sep 2025797 AMAQI
9th Sep 2025868 AMAQI
9th Sep 2025939 AMAQI
9th Sep 20259410 AMAQI
9th Sep 20258211 AMAQI
9th Sep 20259312 PMAQI
9th Sep 2025701 PMAQI
9th Sep 2025882 PMAQI
9th Sep 2025793 PMAQI
9th Sep 2025744 PMAQI
9th Sep 2025915 PMAQI
9th Sep 2025766 PMAQI
9th Sep 2025887 PMAQI
9th Sep 2025838 PMAQI
9th Sep 2025829 PMAQI
9th Sep 202510210 PMAQI
9th Sep 20258511 PMAQI
10th Sep 20257612 AMAQI
10th Sep 2025831 AMAQI
10th Sep 2025802 AMAQI
10th Sep 2025843 AMAQI
10th Sep 2025794 AMAQI

30°C28/35°C

10th Sep 2025855 AMAQI
10th Sep 2025916 AMAQI
10th Sep 2025747 AMAQI
10th Sep 2025858 AMAQI
10th Sep 2025839 AMAQI
10th Sep 20258110 AMAQI
10th Sep 20259211 AMAQI
10th Sep 20259012 PMAQI
10th Sep 20251031 PMAQI
10th Sep 2025972 PMAQI
10th Sep 2025943 PMAQI
10th Sep 2025974 PMAQI
10th Sep 2025805 PMAQI
10th Sep 2025816 PMAQI
10th Sep 2025777 PMAQI
10th Sep 2025798 PMAQI
10th Sep 2025809 PMAQI
10th Sep 20258410 PMAQI
10th Sep 20258011 PMAQI
11th Sep 20257912 AMAQI
11th Sep 2025891 AMAQI
11th Sep 2025852 AMAQI
11th Sep 2025883 AMAQI
11th Sep 2025904 AMAQI

30°C27/35°C

11th Sep 2025815 AMAQI
11th Sep 2025736 AMAQI
11th Sep 2025737 AMAQI
11th Sep 2025808 AMAQI
11th Sep 2025839 AMAQI
11th Sep 20258410 AMAQI
11th Sep 20258611 AMAQI
11th Sep 20257612 PMAQI
11th Sep 2025751 PMAQI
11th Sep 2025822 PMAQI
11th Sep 2025803 PMAQI
11th Sep 2025814 PMAQI
11th Sep 2025895 PMAQI
11th Sep 2025796 PMAQI
11th Sep 2025797 PMAQI
11th Sep 2025848 PMAQI
11th Sep 2025829 PMAQI
11th Sep 20258410 PMAQI
11th Sep 20258211 PMAQI
12th Sep 20257912 AMAQI
12th Sep 2025811 AMAQI
12th Sep 2025832 AMAQI
12th Sep 2025833 AMAQI
12th Sep 2025844 AMAQI

30°C27/35°C

12th Sep 2025775 AMAQI
12th Sep 2025786 AMAQI
12th Sep 2025757 AMAQI
12th Sep 2025758 AMAQI
12th Sep 2025799 AMAQI
12th Sep 20257610 AMAQI
12th Sep 20258211 AMAQI
12th Sep 20259212 PMAQI
12th Sep 2025831 PMAQI
12th Sep 2025832 PMAQI
12th Sep 2025763 PMAQI
12th Sep 2025794 PMAQI
12th Sep 2025785 PMAQI
12th Sep 2025806 PMAQI
12th Sep 2025817 PMAQI
12th Sep 2025798 PMAQI
12th Sep 2025909 PMAQI
12th Sep 20258610 PMAQI
12th Sep 20258311 PMAQI
13th Sep 20258412 AMAQI
13th Sep 2025801 AMAQI
13th Sep 2025812 AMAQI
13th Sep 2025833 AMAQI
13th Sep 2025824 AMAQI

30°C27/34°C

13th Sep 2025935 AMAQI
13th Sep 2025786 AMAQI
13th Sep 20251017 AMAQI
13th Sep 20251048 AMAQI
13th Sep 2025889 AMAQI
13th Sep 20257610 AMAQI
13th Sep 20258111 AMAQI
13th Sep 20259212 PMAQI
13th Sep 2025781 PMAQI
13th Sep 2025752 PMAQI
13th Sep 2025763 PMAQI
13th Sep 2025784 PMAQI
13th Sep 2025825 PMAQI
13th Sep 2025846 PMAQI
13th Sep 2025837 PMAQI
13th Sep 2025828 PMAQI
13th Sep 2025939 PMAQI
13th Sep 20259210 PMAQI
13th Sep 20259111 PMAQI
14th Sep 20258412 AMAQI
14th Sep 2025841 AMAQI
14th Sep 2025822 AMAQI
14th Sep 2025813 AMAQI
14th Sep 2025824 AMAQI

30°C27/34°C

14th Sep 2025805 AMAQI
14th Sep 2025666 AMAQI
14th Sep 2025677 AMAQI
14th Sep 2025688 AMAQI
14th Sep 2025779 AMAQI
14th Sep 20256610 AMAQI
14th Sep 20258011 AMAQI
14th Sep 20257212 PMAQI
14th Sep 2025721 PMAQI
14th Sep 2025702 PMAQI
14th Sep 2025683 PMAQI
14th Sep 2025664 PMAQI
14th Sep 2025785 PMAQI
14th Sep 2025776 PMAQI
14th Sep 2025837 PMAQI
14th Sep 2025848 PMAQI
14th Sep 2025869 PMAQI
14th Sep 20258610 PMAQI
14th Sep 20258111 PMAQI
15th Sep 20258012 AMAQI
15th Sep 2025791 AMAQI
15th Sep 2025822 AMAQI
15th Sep 2025793 AMAQI
15th Sep 2025794 AMAQI

30°C27/34°C

15th Sep 2025685 AMAQI
15th Sep 2025606 AMAQI
15th Sep 2025577 AMAQI
15th Sep 2025668 AMAQI
15th Sep 2025709 AMAQI
15th Sep 20256810 AMAQI
15th Sep 20257211 AMAQI
15th Sep 20257712 PMAQI
15th Sep 2025721 PMAQI
15th Sep 2025622 PMAQI
15th Sep 2025763 PMAQI
15th Sep 2025804 PMAQI
15th Sep 2025785 PMAQI
15th Sep 2025776 PMAQI
15th Sep 2025777 PMAQI
15th Sep 2025818 PMAQI
15th Sep 2025849 PMAQI
15th Sep 20258710 PMAQI
15th Sep 20258111 PMAQI
16th Sep 20257912 AMAQI
16th Sep 2025731 AMAQI
16th Sep 2025762 AMAQI
16th Sep 2025753 AMAQI
16th Sep 2025754 AMAQI

30°C27/35°C

16th Sep 2025725 AMAQI
16th Sep 2025586 AMAQI
16th Sep 2025557 AMAQI
16th Sep 2025728 AMAQI
16th Sep 2025669 AMAQI
16th Sep 20257710 AMAQI
16th Sep 20256711 AMAQI
16th Sep 20256012 PMAQI
16th Sep 2025671 PMAQI
16th Sep 2025632 PMAQI
16th Sep 2025683 PMAQI
16th Sep 2025634 PMAQI
16th Sep 2025685 PMAQI
16th Sep 2025716 PMAQI
16th Sep 2025777 PMAQI
16th Sep 2025758 PMAQI
16th Sep 2025819 PMAQI
16th Sep 20257610 PMAQI
16th Sep 20257911 PMAQI
17th Sep 20257012 AMAQI
17th Sep 2025741 AMAQI
17th Sep 2025752 AMAQI
17th Sep 2025723 AMAQI
17th Sep 2025734 AMAQI

30°C28/34°C

17th Sep 2025725 AMAQI
17th Sep 2025596 AMAQI
17th Sep 2025467 AMAQI
17th Sep 2025668 AMAQI
17th Sep 2025579 AMAQI
17th Sep 20256210 AMAQI
17th Sep 20257311 AMAQI
17th Sep 20257212 PMAQI
17th Sep 2025541 PMAQI
17th Sep 2025632 PMAQI
17th Sep 2025693 PMAQI
17th Sep 2025644 PMAQI
17th Sep 2025695 PMAQI
17th Sep 2025676 PMAQI
17th Sep 2025697 PMAQI
17th Sep 2025688 PMAQI
17th Sep 2025689 PMAQI
17th Sep 20256910 PMAQI
17th Sep 20256611 PMAQI
18th Sep 20256412 AMAQI
18th Sep 2025661 AMAQI
18th Sep 2025702 AMAQI
18th Sep 2025693 AMAQI
18th Sep 2025694 AMAQI

30°C28/33°C

18th Sep 2025725 AMAQI
18th Sep 2025606 AMAQI
18th Sep 2025657 AMAQI
18th Sep 2025598 AMAQI
18th Sep 2025629 AMAQI
18th Sep 20255810 AMAQI
18th Sep 20255711 AMAQI
18th Sep 20255812 PMAQI
18th Sep 2025621 PMAQI
18th Sep 2025602 PMAQI
18th Sep 2025653 PMAQI
18th Sep 2025594 PMAQI
18th Sep 2025685 PMAQI
18th Sep 2025686 PMAQI
18th Sep 2025647 PMAQI
18th Sep 2025698 PMAQI
18th Sep 2025689 PMAQI
18th Sep 20256610 PMAQI
18th Sep 20256411 PMAQI
19th Sep 20256812 AMAQI
19th Sep 2025681 AMAQI
19th Sep 2025692 AMAQI
19th Sep 2025683 AMAQI
19th Sep 2025694 AMAQI

30°C27/34°C

19th Sep 2025595 AMAQI
19th Sep 2025426 AMAQI
19th Sep 2025347 AMAQI
19th Sep 2025548 AMAQI
19th Sep 2025729 AMAQI
19th Sep 20256510 AMAQI
19th Sep 20256311 AMAQI
19th Sep 20256912 PMAQI
19th Sep 2025641 PMAQI
19th Sep 2025602 PMAQI
19th Sep 2025603 PMAQI
19th Sep 2025594 PMAQI
19th Sep 2025565 PMAQI
19th Sep 2025616 PMAQI
19th Sep 2025657 PMAQI
19th Sep 2025658 PMAQI
19th Sep 2025699 PMAQI
19th Sep 20257010 PMAQI
19th Sep 20257211 PMAQI
20th Sep 20256912 AMAQI
20th Sep 2025671 AMAQI
20th Sep 2025652 AMAQI
20th Sep 2025653 AMAQI
20th Sep 2025664 AMAQI

28°C25/34°C

20th Sep 2025665 AMAQI
20th Sep 2025736 AMAQI
20th Sep 2025647 AMAQI
20th Sep 2025708 AMAQI
20th Sep 2025659 AMAQI
20th Sep 20256710 AMAQI
20th Sep 20256811 AMAQI
20th Sep 20256712 PMAQI
20th Sep 2025701 PMAQI
20th Sep 2025692 PMAQI
20th Sep 2025623 PMAQI
20th Sep 2025644 PMAQI
20th Sep 2025635 PMAQI
20th Sep 2025646 PMAQI
20th Sep 2025667 PMAQI
20th Sep 2025648 PMAQI
20th Sep 2025649 PMAQI
20th Sep 20256810 PMAQI
20th Sep 20256711 PMAQI
21st Sep 20256912 AMAQI
21st Sep 2025701 AMAQI
21st Sep 2025702 AMAQI
21st Sep 2025703 AMAQI
21st Sep 2025704 AMAQI

26°C25/29°C

21st Sep 2025695 AMAQI
21st Sep 2025686 AMAQI
21st Sep 2025637 AMAQI
21st Sep 2025778 AMAQI
21st Sep 2025839 AMAQI
21st Sep 20257810 AMAQI
21st Sep 20257711 AMAQI
21st Sep 20257712 PMAQI
21st Sep 2025731 PMAQI
21st Sep 2025722 PMAQI
21st Sep 2025703 PMAQI
21st Sep 2025684 PMAQI
21st Sep 2025845 PMAQI
21st Sep 2025626 PMAQI
21st Sep 2025667 PMAQI
21st Sep 2025668 PMAQI
21st Sep 2025729 PMAQI
21st Sep 20258110 PMAQI
21st Sep 20257611 PMAQI
22nd Sep 20257012 AMAQI
22nd Sep 2025701 AMAQI
22nd Sep 2025702 AMAQI
22nd Sep 2025703 AMAQI
22nd Sep 2025714 AMAQI

29°C25/34°C

22nd Sep 2025665 AMAQI
22nd Sep 2025566 AMAQI
22nd Sep 2025587 AMAQI
22nd Sep 2025598 AMAQI
22nd Sep 2025649 AMAQI
22nd Sep 20255910 AMAQI
22nd Sep 20256611 AMAQI
22nd Sep 20256712 PMAQI
22nd Sep 2025741 PMAQI
22nd Sep 2025672 PMAQI
22nd Sep 2025663 PMAQI
22nd Sep 2025604 PMAQI
22nd Sep 2025655 PMAQI
22nd Sep 2025616 PMAQI
22nd Sep 2025697 PMAQI
22nd Sep 2025688 PMAQI
22nd Sep 2025719 PMAQI
22nd Sep 20257210 PMAQI
22nd Sep 20257511 PMAQI
23rd Sep 20257412 AMAQI
23rd Sep 2025691 AMAQI
23rd Sep 2025702 AMAQI
23rd Sep 2025693 AMAQI
23rd Sep 2025694 AMAQI

30°C26/33°C

23rd Sep 2025685 AMAQI
23rd Sep 2025596 AMAQI
23rd Sep 2025607 AMAQI
23rd Sep 2025688 AMAQI
23rd Sep 2025779 AMAQI
23rd Sep 20256810 AMAQI
23rd Sep 20256911 AMAQI
23rd Sep 20256612 PMAQI
23rd Sep 2025631 PMAQI
23rd Sep 2025652 PMAQI
23rd Sep 2025623 PMAQI
23rd Sep 2025644 PMAQI
23rd Sep 2025695 PMAQI
23rd Sep 2025646 PMAQI
23rd Sep 2025657 PMAQI
23rd Sep 2025688 PMAQI
23rd Sep 2025709 PMAQI
23rd Sep 20257010 PMAQI
23rd Sep 20256911 PMAQI
24th Sep 20257212 AMAQI
24th Sep 2025691 AMAQI
24th Sep 2025702 AMAQI
24th Sep 2025713 AMAQI
24th Sep 2025714 AMAQI

30°C27/33°C

24th Sep 2025735 AMAQI
24th Sep 2025746 AMAQI
24th Sep 2025747 AMAQI
24th Sep 2025658 AMAQI
24th Sep 2025709 AMAQI
24th Sep 20256510 AMAQI
24th Sep 20256311 AMAQI
24th Sep 20256512 PMAQI
24th Sep 2025661 PMAQI
24th Sep 2025662 PMAQI
24th Sep 2025643 PMAQI
24th Sep 2025694 PMAQI
24th Sep 2025675 PMAQI
24th Sep 2025656 PMAQI
24th Sep 2025687 PMAQI
24th Sep 2025728 PMAQI
24th Sep 2025689 PMAQI
24th Sep 20257210 PMAQI
24th Sep 20257111 PMAQI
25th Sep 20257212 AMAQI
25th Sep 2025701 AMAQI
25th Sep 2025722 AMAQI
25th Sep 2025723 AMAQI
25th Sep 2025714 AMAQI

30°C27/35°C

25th Sep 2025685 AMAQI
25th Sep 2025646 AMAQI
25th Sep 2025667 AMAQI
25th Sep 2025708 AMAQI
25th Sep 2025819 AMAQI
25th Sep 20256710 AMAQI
25th Sep 20257011 AMAQI
25th Sep 20257312 PMAQI
25th Sep 2025831 PMAQI
25th Sep 2025832 PMAQI
25th Sep 2025713 PMAQI
25th Sep 2025684 PMAQI
25th Sep 2025665 PMAQI
25th Sep 2025656 PMAQI
25th Sep 2025737 PMAQI
25th Sep 2025718 PMAQI
25th Sep 2025759 PMAQI
25th Sep 20257710 PMAQI
25th Sep 20257311 PMAQI
26th Sep 20256612 AMAQI
26th Sep 2025621 AMAQI
26th Sep 2025592 AMAQI
26th Sep 2025573 AMAQI
26th Sep 2025574 AMAQI

31°C27/35°C

26th Sep 2025575 AMAQI
26th Sep 2025536 AMAQI
26th Sep 2025567 AMAQI
26th Sep 2025678 AMAQI
26th Sep 2025709 AMAQI
26th Sep 20256810 AMAQI
26th Sep 20256611 AMAQI
26th Sep 20256212 PMAQI
26th Sep 2025601 PMAQI
26th Sep 2025612 PMAQI
26th Sep 2025593 PMAQI
26th Sep 2025584 PMAQI
26th Sep 2025595 PMAQI
26th Sep 2025606 PMAQI
26th Sep 2025597 PMAQI
26th Sep 2025648 PMAQI
26th Sep 2025709 PMAQI
26th Sep 20258010 PMAQI
26th Sep 20257711 PMAQI
27th Sep 20256712 AMAQI
27th Sep 2025661 AMAQI
27th Sep 2025652 AMAQI
27th Sep 2025633 AMAQI
27th Sep 2025674 AMAQI

30°C27/34°C

27th Sep 2025725 AMAQI
27th Sep 2025676 AMAQI
27th Sep 2025657 AMAQI
27th Sep 2025778 AMAQI
27th Sep 2025759 AMAQI
27th Sep 20256810 AMAQI
27th Sep 20256211 AMAQI
27th Sep 20256112 PMAQI
27th Sep 2025611 PMAQI
27th Sep 2025622 PMAQI
27th Sep 2025583 PMAQI
27th Sep 2025574 PMAQI
27th Sep 2025575 PMAQI
27th Sep 2025586 PMAQI
27th Sep 2025677 PMAQI
27th Sep 2025768 PMAQI
27th Sep 2025739 PMAQI
27th Sep 20256310 PMAQI
27th Sep 20256111 PMAQI
28th Sep 20256112 AMAQI
28th Sep 2025621 AMAQI
28th Sep 2025592 AMAQI
28th Sep 2025553 AMAQI
28th Sep 2025534 AMAQI

30°C27/35°C

28th Sep 2025535 AMAQI
28th Sep 2025536 AMAQI
28th Sep 2025587 AMAQI
28th Sep 2025638 AMAQI
28th Sep 2025639 AMAQI
28th Sep 20256110 AMAQI
28th Sep 20256011 AMAQI
28th Sep 20255512 PMAQI
28th Sep 2025521 PMAQI
28th Sep 2025532 PMAQI
28th Sep 2025563 PMAQI
28th Sep 2025554 PMAQI
28th Sep 2025555 PMAQI
28th Sep 2025596 PMAQI
28th Sep 2025647 PMAQI
28th Sep 2025768 PMAQI
28th Sep 2025749 PMAQI
28th Sep 20256810 PMAQI
28th Sep 20257211 PMAQI
29th Sep 20257212 AMAQI
29th Sep 2025811 AMAQI
29th Sep 2025732 AMAQI
29th Sep 2025623 AMAQI
29th Sep 2025584 AMAQI

31°C27/36°C

29th Sep 2025635 AMAQI
29th Sep 2025636 AMAQI
29th Sep 2025707 AMAQI
29th Sep 2025718 AMAQI
29th Sep 2025669 AMAQI
29th Sep 20257410 AMAQI
29th Sep 20258511 AMAQI
29th Sep 20257612 PMAQI
29th Sep 2025761 PMAQI
29th Sep 2025842 PMAQI
29th Sep 2025823 PMAQI
29th Sep 2025714 PMAQI
29th Sep 2025745 PMAQI
29th Sep 2025986 PMAQI
29th Sep 2025907 PMAQI
29th Sep 20251068 PMAQI
29th Sep 20251019 PMAQI
29th Sep 202510910 PMAQI
29th Sep 202510711 PMAQI
30th Sep 202512212 AMAQI
30th Sep 20251201 AMAQI
30th Sep 20251142 AMAQI
30th Sep 2025873 AMAQI
30th Sep 2025694 AMAQI

31°C27/36°C

30th Sep 2025695 AMAQI
30th Sep 2025686 AMAQI
30th Sep 2025587 AMAQI
30th Sep 2025688 AMAQI
30th Sep 2025719 AMAQI
30th Sep 20257310 AMAQI
30th Sep 20257611 AMAQI
30th Sep 20257912 PMAQI
30th Sep 2025741 PMAQI
30th Sep 2025742 PMAQI
30th Sep 2025713 PMAQI
30th Sep 2025654 PMAQI
30th Sep 2025655 PMAQI
30th Sep 2025716 PMAQI
30th Sep 2025717 PMAQI
30th Sep 2025638 PMAQI
30th Sep 2025729 PMAQI
30th Sep 20257310 PMAQI
30th Sep 20256011 PMAQI
1st Oct 20258012 AMAQI
1st Oct 2025811 AMAQI
1st Oct 2025822 AMAQI
1st Oct 2025703 AMAQI
1st Oct 2025624 AMAQI

30°C27/34°C

1st Oct 2025825 AMAQI
1st Oct 2025846 AMAQI
1st Oct 2025827 AMAQI
1st Oct 2025898 AMAQI
1st Oct 2025959 AMAQI
1st Oct 202510010 AMAQI
1st Oct 20259311 AMAQI
1st Oct 20256912 PMAQI
1st Oct 2025661 PMAQI
1st Oct 2025682 PMAQI
1st Oct 2025733 PMAQI
1st Oct 2025674 PMAQI
1st Oct 2025625 PMAQI
1st Oct 2025636 PMAQI
1st Oct 2025637 PMAQI
1st Oct 2025668 PMAQI
1st Oct 2025729 PMAQI
1st Oct 20257710 PMAQI
1st Oct 20257211 PMAQI
2nd Oct 20257312 AMAQI
2nd Oct 2025761 AMAQI
2nd Oct 2025762 AMAQI
2nd Oct 2025723 AMAQI
2nd Oct 2025674 AMAQI

29°C26/32°C

2nd Oct 2025665 AMAQI
2nd Oct 2025716 AMAQI
2nd Oct 2025727 AMAQI
2nd Oct 2025788 AMAQI
2nd Oct 2025819 AMAQI
2nd Oct 20258010 AMAQI
2nd Oct 20257111 AMAQI
2nd Oct 20257412 PMAQI
2nd Oct 2025721 PMAQI
2nd Oct 2025652 PMAQI
2nd Oct 2025663 PMAQI
2nd Oct 2025644 PMAQI
2nd Oct 2025635 PMAQI
2nd Oct 2025656 PMAQI
2nd Oct 2025677 PMAQI
2nd Oct 2025758 PMAQI
2nd Oct 2025829 PMAQI
2nd Oct 20259010 PMAQI
2nd Oct 20258811 PMAQI
3rd Oct 20259212 AMAQI
3rd Oct 20251441 AMAQI
3rd Oct 20251252 AMAQI
3rd Oct 20251003 AMAQI
3rd Oct 2025854 AMAQI

29°C25/35°C

3rd Oct 2025795 AMAQI
3rd Oct 2025766 AMAQI
3rd Oct 2025707 AMAQI
3rd Oct 2025788 AMAQI
3rd Oct 2025819 AMAQI
3rd Oct 20258710 AMAQI
3rd Oct 20259011 AMAQI
3rd Oct 20258612 PMAQI
3rd Oct 2025831 PMAQI
3rd Oct 2025802 PMAQI
3rd Oct 2025763 PMAQI
3rd Oct 2025814 PMAQI
3rd Oct 2025665 PMAQI
3rd Oct 2025876 PMAQI
3rd Oct 2025877 PMAQI
3rd Oct 2025958 PMAQI
3rd Oct 20251039 PMAQI
3rd Oct 202510310 PMAQI
3rd Oct 202510111 PMAQI
4th Oct 202510512 AMAQI
4th Oct 2025981 AMAQI
4th Oct 2025962 AMAQI
4th Oct 2025873 AMAQI
4th Oct 2025774 AMAQI

30°C26/35°C

4th Oct 2025755 AMAQI
4th Oct 2025796 AMAQI
4th Oct 2025737 AMAQI
4th Oct 2025678 AMAQI
4th Oct 2025799 AMAQI
4th Oct 20258610 AMAQI
4th Oct 20257611 AMAQI
4th Oct 20257812 PMAQI
4th Oct 2025741 PMAQI
4th Oct 2025702 PMAQI
4th Oct 2025683 PMAQI
4th Oct 2025624 PMAQI
4th Oct 2025605 PMAQI
4th Oct 2025636 PMAQI
4th Oct 2025657 PMAQI
4th Oct 2025688 PMAQI
4th Oct 2025759 PMAQI
4th Oct 20257410 PMAQI
4th Oct 20257811 PMAQI
5th Oct 20257912 AMAQI
5th Oct 2025821 AMAQI
5th Oct 2025842 AMAQI
5th Oct 2025773 AMAQI
5th Oct 2025804 AMAQI

30°C27/35°C

5th Oct 2025775 AMAQI
5th Oct 2025876 AMAQI
5th Oct 2025897 AMAQI
5th Oct 2025918 AMAQI
5th Oct 2025999 AMAQI
5th Oct 202511510 AMAQI
5th Oct 202510711 AMAQI
5th Oct 20259412 PMAQI
5th Oct 2025911 PMAQI
5th Oct 2025742 PMAQI
5th Oct 2025773 PMAQI
5th Oct 2025804 PMAQI
5th Oct 2025725 PMAQI
5th Oct 2025766 PMAQI
5th Oct 2025837 PMAQI
5th Oct 2025858 PMAQI
5th Oct 2025809 PMAQI
5th Oct 20258210 PMAQI
5th Oct 20258711 PMAQI
6th Oct 20257612 AMAQI
6th Oct 2025781 AMAQI
6th Oct 2025752 AMAQI
6th Oct 2025683 AMAQI
6th Oct 2025664 AMAQI

30°C26/34°C

6th Oct 2025645 AMAQI
5 AM
6th Oct 2025636 AMAQI
6th Oct 2025617 AMAQI
6th Oct 2025628 AMAQI
6th Oct 2025679 AMAQI
6th Oct 20256610 AMAQI
11 AM
6 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
9 AM - 12 PM

76AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
6 AM - 7 AM

68AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 12 PM (Avg. 76), while the lowest AQI was between 6 AM to 7 AM (Avg. 68).
Night time
Avg. Highest Time
8 PM - 11 PM

78AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
3 AM - 7 PM

73AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 78), while the lowest AQI was between 3 AM to 7 PM (Avg. 73).

2025 Days Vs Air Quality

Kumaraswami Nagar, Chennai, Tamil Nadu, India

2025

80%

223

19%

54

0.3%

1

Total number of days with different AQI categories in last 279 days in 2025 (86 days remaining)

Good
0 Days
Moderate
223 Days
Poor
54 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 0%

Health Risk Level:

Extreme

In 2025, 0% of 279 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.

Annual Air Quality Insights

Kumaraswami Nagar, Chennai, Tamil Nadu, India

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
114AQI
2nd January 2025
134AQI
3rd January 2025
138AQI
4th January 2025
139AQI
5th January 2025
146AQI
6th January 2025
151AQI
7th January 2025
144AQI
8th January 2025
144AQI
9th January 2025
143AQI
10th January 2025
149AQI
11th January 2025
128AQI
12th January 2025
127AQI
13th January 2025
117AQI
14th January 2025
97AQI
15th January 2025
93AQI
16th January 2025
131AQI
17th January 2025
143AQI
18th January 2025
137AQI
19th January 2025
124AQI
20th January 2025
144AQI
21st January 2025
136AQI
22nd January 2025
141AQI
23rd January 2025
114AQI
24th January 2025
120AQI
25th January 2025
116AQI
26th January 2025
108AQI
27th January 2025
127AQI
28th January 2025
143AQI
29th January 2025
139AQI
30th January 2025
133AQI
31st January 2025
103AQI
1st February 2025
93AQI
2nd February 2025
90AQI
3rd February 2025
88AQI
4th February 2025
107AQI
5th February 2025
128AQI
6th February 2025
137AQI
7th February 2025
144AQI
8th February 2025
140AQI
9th February 2025
138AQI
10th February 2025
146AQI
11th February 2025
121AQI
12th February 2025
149AQI
13th February 2025
110AQI
14th February 2025
106AQI
15th February 2025
112AQI
16th February 2025
98AQI
17th February 2025
113AQI
18th February 2025
118AQI
19th February 2025
120AQI
20th February 2025
115AQI
21st February 2025
97AQI
22nd February 2025
100AQI
23rd February 2025
97AQI
24th February 2025
97AQI
25th February 2025
112AQI
26th February 2025
116AQI
27th February 2025
105AQI
28th February 2025
109AQI
1st March 2025
86AQI
2nd March 2025
75AQI
3rd March 2025
85AQI
4th March 2025
79AQI
5th March 2025
79AQI
6th March 2025
99AQI
7th March 2025
116AQI
8th March 2025
108AQI
9th March 2025
101AQI
10th March 2025
96AQI
11th March 2025
91AQI
12th March 2025
88AQI
13th March 2025
80AQI
14th March 2025
86AQI
15th March 2025
70AQI
16th March 2025
75AQI
17th March 2025
92AQI
18th March 2025
78AQI
19th March 2025
76AQI
20th March 2025
76AQI
21st March 2025
84AQI
22nd March 2025
79AQI
23rd March 2025
74AQI
24th March 2025
79AQI
25th March 2025
84AQI
26th March 2025
88AQI
27th March 2025
105AQI
28th March 2025
96AQI
29th March 2025
102AQI
30th March 2025
87AQI
31st March 2025
90AQI
1st April 2025
90AQI
2nd April 2025
81AQI
3rd April 2025
67AQI
4th April 2025
72AQI
5th April 2025
63AQI
6th April 2025
64AQI
7th April 2025
66AQI
8th April 2025
65AQI
9th April 2025
65AQI
10th April 2025
73AQI
11th April 2025
80AQI
12th April 2025
83AQI
13th April 2025
90AQI
14th April 2025
75AQI
15th April 2025
69AQI
16th April 2025
70AQI
17th April 2025
73AQI
18th April 2025
67AQI
19th April 2025
83AQI
20th April 2025
81AQI
21st April 2025
79AQI
22nd April 2025
75AQI
23rd April 2025
72AQI
24th April 2025
74AQI
25th April 2025
69AQI
26th April 2025
69AQI
27th April 2025
63AQI
28th April 2025
56AQI
29th April 2025
59AQI
30th April 2025
65AQI
1st May 2025
71AQI
2nd May 2025
68AQI
3rd May 2025
79AQI
4th May 2025
77AQI
5th May 2025
79AQI
6th May 2025
76AQI
7th May 2025
78AQI
8th May 2025
87AQI
9th May 2025
89AQI
10th May 2025
88AQI
11th May 2025
91AQI
12th May 2025
93AQI
13th May 2025
93AQI
14th May 2025
93AQI
15th May 2025
101AQI
16th May 2025
94AQI
17th May 2025
90AQI
18th May 2025
86AQI
19th May 2025
77AQI
20th May 2025
82AQI
21st May 2025
71AQI
22nd May 2025
84AQI
23rd May 2025
79AQI
24th May 2025
69AQI
25th May 2025
70AQI
26th May 2025
66AQI
27th May 2025
75AQI
28th May 2025
94AQI
29th May 2025
77AQI
30th May 2025
82AQI
31st May 2025
83AQI
1st June 2025
79AQI
2nd June 2025
80AQI
3rd June 2025
77AQI
4th June 2025
77AQI
5th June 2025
84AQI
6th June 2025
88AQI
7th June 2025
88AQI
8th June 2025
77AQI
9th June 2025
80AQI
10th June 2025
81AQI
11th June 2025
83AQI
12th June 2025
85AQI
13th June 2025
80AQI
14th June 2025
71AQI
15th June 2025
71AQI
16th June 2025
69AQI
17th June 2025
75AQI
18th June 2025
72AQI
19th June 2025
73AQI
20th June 2025
74AQI
21st June 2025
71AQI
22nd June 2025
73AQI
23rd June 2025
71AQI
24th June 2025
69AQI
25th June 2025
69AQI
26th June 2025
66AQI
27th June 2025
65AQI
28th June 2025
62AQI
29th June 2025
62AQI
30th June 2025
64AQI
1st July 2025
68AQI
2nd July 2025
68AQI
3rd July 2025
65AQI
4th July 2025
64AQI
5th July 2025
63AQI
6th July 2025
63AQI
7th July 2025
61AQI
8th July 2025
65AQI
9th July 2025
66AQI
10th July 2025
67AQI
11th July 2025
70AQI
12th July 2025
68AQI
13th July 2025
71AQI
14th July 2025
71AQI
15th July 2025
67AQI
16th July 2025
65AQI
17th July 2025
66AQI
18th July 2025
65AQI
19th July 2025
66AQI
20th July 2025
66AQI
21st July 2025
66AQI
22nd July 2025
65AQI
23rd July 2025
67AQI
24th July 2025
70AQI
25th July 2025
71AQI
26th July 2025
65AQI
27th July 2025
61AQI
28th July 2025
60AQI
29th July 2025
62AQI
30th July 2025
62AQI
31st July 2025
69AQI
1st August 2025
82AQI
2nd August 2025
85AQI
3rd August 2025
81AQI
4th August 2025
79AQI
5th August 2025
86AQI
6th August 2025
86AQI
7th August 2025
75AQI
8th August 2025
68AQI
9th August 2025
69AQI
10th August 2025
68AQI
11th August 2025
67AQI
12th August 2025
74AQI
13th August 2025
65AQI
14th August 2025
66AQI
15th August 2025
70AQI
16th August 2025
64AQI
17th August 2025
60AQI
18th August 2025
61AQI
19th August 2025
62AQI
20th August 2025
65AQI
21st August 2025
69AQI
22nd August 2025
70AQI
23rd August 2025
66AQI
24th August 2025
68AQI
25th August 2025
67AQI
26th August 2025
69AQI
27th August 2025
72AQI
28th August 2025
69AQI
29th August 2025
71AQI
30th August 2025
70AQI
31st August 2025
73AQI
1st September 2025
71AQI
2nd September 2025
69AQI
3rd September 2025
69AQI
4th September 2025
72AQI
5th September 2025
69AQI
6th September 2025
76AQI
7th September 2025
70AQI
8th September 2025
77AQI
9th September 2025
84AQI
10th September 2025
83AQI
11th September 2025
80AQI
12th September 2025
79AQI
13th September 2025
86AQI
14th September 2025
80AQI
15th September 2025
77AQI
16th September 2025
73AQI
17th September 2025
67AQI
18th September 2025
65AQI
19th September 2025
63AQI
20th September 2025
67AQI
21st September 2025
71AQI
22nd September 2025
67AQI
23rd September 2025
69AQI
24th September 2025
70AQI
25th September 2025
73AQI
26th September 2025
64AQI
27th September 2025
66AQI
28th September 2025
61AQI
29th September 2025
78AQI
30th September 2025
81AQI
1st October 2025
74AQI
2nd October 2025
73AQI
3rd October 2025
91AQI
4th October 2025
82AQI
5th October 2025
85AQI
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

130AQI

115AQI

87AQI

72AQI

82AQI

75AQI

66AQI

71AQI

73AQI

81AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202585AQI

2
28
1
8
20
26
5
30
30
1
30
31
31
30
5
223
54
1

Highest AQI recorded in

January

130AQI

Lowest AQI recorded in

July

66AQI

202486AQI

7
16
6
1
1
6
22
1
15
16
7
22
1
15
16
2
28
31
4
27
2
28
6
17
5
2
1
11
17
2
18
13
36
226
90
11
2
1

Highest AQI recorded in

January

138AQI

Lowest AQI recorded in

May

53AQI

202393AQI

1
24
6
3
22
3
4
12
15
2
22
6
2
24
5
26
4
31
30
1
10
20
2
22
7
6
12
11
24
6
1
26
203
119
15
1

Highest AQI recorded in

December

138AQI

Lowest AQI recorded in

September

55AQI

202291AQI

1
26
4
21
7
18
13
6
21
21
10
21
8
1
6
23
1
4
7
1
15
13
1
13
13
3
1
4
9
11
6
1
13
8
9
23
208
89
19
1

Highest AQI recorded in

December

118AQI

Lowest AQI recorded in

August

59AQI

202178AQI

1
1
20
1
1
26
4
5
24
1
17
13
7
88
19

Highest AQI recorded in

December

95AQI

Lowest AQI recorded in

May

42AQI

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2023(Avg.)
93AQI
Least Polluted Year Recorded
2021(Avg.)
78AQI

Kumaraswami Nagar's annual 2025 AQI (85) shows an average percentage change of -1.5% (improved AQI) compared to previous years: 2021 (78), 2022 (91), 2023 (93), 2024 (86).