National Colony, Rajapalaiyam, 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+
September Air Quality Analysis
National Colony, Rajapalaiyam, Tamil Nadu, India
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Sep 2022
108AQILowest AQI recorded on
23rd Sep 2021
37AQISame Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 66 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 20th Sep - 21st Sep 2025
National Colony, Rajapalaiyam, Tamil Nadu, India
AQI
Day
Night
.
6 AM20th Sep 2025
6 PM
5 AM21st Sep 2025
Day time
Avg. Highest Time
11AM20th Sep
72AQI
Avg. Lowest Time
9AM20th Sep
62AQI
Night time
Avg. Highest Time
4AM21st Sep
73AQI
Avg. Lowest Time
8PM20th Sep
65AQI
In the last 24 hours,
National Colony's AQI reached its highest point of 73 at 4 AM during the Night, while the lowest point, 62, was recorded at 9 AM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
National Colony, Rajapalaiyam, Tamil Nadu, India
AugSep
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Aug 2025626 AMAQI
22nd Aug 2025607 AMAQI
22nd Aug 2025618 AMAQI
22nd Aug 2025669 AMAQI
22nd Aug 20257210 AMAQI
22nd Aug 20256611 AMAQI
22nd Aug 20257312 PMAQI
22nd Aug 2025611 PMAQI
22nd Aug 2025662 PMAQI
22nd Aug 2025693 PMAQI
22nd Aug 2025734 PMAQI
22nd Aug 2025645 PMAQI
22nd Aug 2025666 PMAQI
22nd Aug 2025687 PMAQI
22nd Aug 2025718 PMAQI
22nd Aug 2025719 PMAQI
22nd Aug 20257410 PMAQI
22nd Aug 20256911 PMAQI
23rd Aug 20256412 AMAQI
23rd Aug 2025681 AMAQI
23rd Aug 2025662 AMAQI
23rd Aug 2025653 AMAQI
23rd Aug 2025684 AMAQI
23rd Aug 2025635 AMAQI
28°C25/32°C
23rd Aug 2025666 AMAQI
23rd Aug 2025747 AMAQI
23rd Aug 2025708 AMAQI
23rd Aug 2025689 AMAQI
23rd Aug 20256510 AMAQI
23rd Aug 20256911 AMAQI
23rd Aug 20256912 PMAQI
23rd Aug 2025681 PMAQI
23rd Aug 2025602 PMAQI
23rd Aug 2025713 PMAQI
23rd Aug 2025624 PMAQI
23rd Aug 2025665 PMAQI
23rd Aug 2025696 PMAQI
23rd Aug 2025667 PMAQI
23rd Aug 2025668 PMAQI
23rd Aug 2025649 PMAQI
23rd Aug 20256210 PMAQI
23rd Aug 20257011 PMAQI
24th Aug 20256412 AMAQI
24th Aug 2025631 AMAQI
24th Aug 2025632 AMAQI
24th Aug 2025613 AMAQI
24th Aug 2025644 AMAQI
24th Aug 2025615 AMAQI
28°C24/33°C
24th Aug 2025586 AMAQI
24th Aug 2025667 AMAQI
24th Aug 2025668 AMAQI
24th Aug 2025689 AMAQI
24th Aug 20256410 AMAQI
24th Aug 20256811 AMAQI
24th Aug 20256212 PMAQI
24th Aug 2025661 PMAQI
24th Aug 2025632 PMAQI
24th Aug 2025673 PMAQI
24th Aug 2025584 PMAQI
24th Aug 2025615 PMAQI
24th Aug 2025626 PMAQI
24th Aug 2025687 PMAQI
24th Aug 2025668 PMAQI
24th Aug 2025689 PMAQI
24th Aug 20256910 PMAQI
24th Aug 20256311 PMAQI
25th Aug 20256812 AMAQI
25th Aug 2025661 AMAQI
25th Aug 2025652 AMAQI
25th Aug 2025623 AMAQI
25th Aug 2025644 AMAQI
25th Aug 2025645 AMAQI
29°C24/35°C
25th Aug 2025596 AMAQI
25th Aug 2025637 AMAQI
25th Aug 2025618 AMAQI
25th Aug 2025709 AMAQI
25th Aug 20257010 AMAQI
25th Aug 20256611 AMAQI
25th Aug 20256612 PMAQI
25th Aug 2025671 PMAQI
25th Aug 2025702 PMAQI
25th Aug 2025613 PMAQI
25th Aug 2025724 PMAQI
25th Aug 2025625 PMAQI
25th Aug 2025636 PMAQI
25th Aug 2025647 PMAQI
25th Aug 2025698 PMAQI
25th Aug 2025679 PMAQI
25th Aug 20257210 PMAQI
25th Aug 20256811 PMAQI
26th Aug 20256512 AMAQI
26th Aug 2025641 AMAQI
26th Aug 2025652 AMAQI
26th Aug 2025663 AMAQI
26th Aug 2025664 AMAQI
26th Aug 2025625 AMAQI
30°C25/36°C
26th Aug 2025656 AMAQI
26th Aug 2025707 AMAQI
26th Aug 2025698 AMAQI
26th Aug 2025629 AMAQI
26th Aug 20256410 AMAQI
26th Aug 20257011 AMAQI
26th Aug 20256212 PMAQI
26th Aug 2025621 PMAQI
26th Aug 2025602 PMAQI
26th Aug 2025613 PMAQI
26th Aug 2025624 PMAQI
26th Aug 2025685 PMAQI
26th Aug 2025726 PMAQI
26th Aug 2025667 PMAQI
26th Aug 2025668 PMAQI
26th Aug 2025669 PMAQI
26th Aug 20256610 PMAQI
26th Aug 20257211 PMAQI
27th Aug 20257012 AMAQI
27th Aug 2025621 AMAQI
27th Aug 2025642 AMAQI
27th Aug 2025643 AMAQI
27th Aug 2025634 AMAQI
27th Aug 2025625 AMAQI
29°C25/34°C
27th Aug 2025606 AMAQI
27th Aug 2025647 AMAQI
27th Aug 2025708 AMAQI
27th Aug 2025719 AMAQI
27th Aug 20257410 AMAQI
27th Aug 20257311 AMAQI
27th Aug 20257112 PMAQI
27th Aug 2025661 PMAQI
27th Aug 2025662 PMAQI
27th Aug 2025653 PMAQI
27th Aug 2025584 PMAQI
27th Aug 2025625 PMAQI
27th Aug 2025666 PMAQI
27th Aug 2025677 PMAQI
27th Aug 2025698 PMAQI
27th Aug 2025689 PMAQI
27th Aug 20256510 PMAQI
27th Aug 20256211 PMAQI
28th Aug 20256212 AMAQI
28th Aug 2025631 AMAQI
28th Aug 2025652 AMAQI
28th Aug 2025663 AMAQI
28th Aug 2025644 AMAQI
28th Aug 2025545 AMAQI
27°C25/31°C
28th Aug 2025616 AMAQI
28th Aug 2025567 AMAQI
28th Aug 2025598 AMAQI
28th Aug 2025639 AMAQI
28th Aug 20255810 AMAQI
28th Aug 20256611 AMAQI
28th Aug 20255012 PMAQI
28th Aug 2025521 PMAQI
28th Aug 2025552 PMAQI
28th Aug 2025493 PMAQI
28th Aug 2025574 PMAQI
28th Aug 2025605 PMAQI
28th Aug 2025606 PMAQI
28th Aug 2025657 PMAQI
28th Aug 2025628 PMAQI
28th Aug 2025689 PMAQI
28th Aug 20256410 PMAQI
28th Aug 20256511 PMAQI
29th Aug 20256412 AMAQI
29th Aug 2025611 AMAQI
29th Aug 2025602 AMAQI
29th Aug 2025593 AMAQI
29th Aug 2025644 AMAQI
29th Aug 2025595 AMAQI
24°C23/27°C
29th Aug 2025556 AMAQI
29th Aug 2025647 AMAQI
29th Aug 2025548 AMAQI
29th Aug 2025649 AMAQI
29th Aug 20257510 AMAQI
29th Aug 20256411 AMAQI
29th Aug 20255912 PMAQI
29th Aug 2025731 PMAQI
29th Aug 2025642 PMAQI
29th Aug 2025683 PMAQI
29th Aug 2025634 PMAQI
29th Aug 2025695 PMAQI
29th Aug 2025676 PMAQI
29th Aug 2025687 PMAQI
29th Aug 2025758 PMAQI
29th Aug 2025699 PMAQI
29th Aug 20256410 PMAQI
29th Aug 20256211 PMAQI
30th Aug 20256212 AMAQI
30th Aug 2025651 AMAQI
30th Aug 2025662 AMAQI
30th Aug 2025653 AMAQI
30th Aug 2025644 AMAQI
30th Aug 2025595 AMAQI
27°C23/33°C
30th Aug 2025466 AMAQI
30th Aug 2025587 AMAQI
30th Aug 2025598 AMAQI
30th Aug 2025669 AMAQI
30th Aug 20255610 AMAQI
30th Aug 20256211 AMAQI
30th Aug 20256212 PMAQI
30th Aug 2025701 PMAQI
30th Aug 2025572 PMAQI
30th Aug 2025633 PMAQI
30th Aug 2025604 PMAQI
30th Aug 2025645 PMAQI
30th Aug 2025626 PMAQI
30th Aug 2025617 PMAQI
30th Aug 2025668 PMAQI
30th Aug 2025649 PMAQI
30th Aug 20256310 PMAQI
30th Aug 20256511 PMAQI
31st Aug 20256412 AMAQI
31st Aug 2025661 AMAQI
31st Aug 2025662 AMAQI
31st Aug 2025653 AMAQI
31st Aug 2025664 AMAQI
31st Aug 2025625 AMAQI
28°C25/34°C
31st Aug 2025576 AMAQI
31st Aug 2025567 AMAQI
31st Aug 2025748 AMAQI
31st Aug 2025639 AMAQI
31st Aug 20255110 AMAQI
31st Aug 20256411 AMAQI
31st Aug 20256612 PMAQI
31st Aug 2025601 PMAQI
31st Aug 2025602 PMAQI
31st Aug 2025553 PMAQI
31st Aug 2025584 PMAQI
31st Aug 2025625 PMAQI
31st Aug 2025626 PMAQI
31st Aug 2025637 PMAQI
31st Aug 2025648 PMAQI
31st Aug 2025649 PMAQI
31st Aug 20255810 PMAQI
31st Aug 20256211 PMAQI
1st Sep 20256812 AMAQI
1st Sep 2025671 AMAQI
1st Sep 2025642 AMAQI
1st Sep 2025633 AMAQI
1st Sep 2025654 AMAQI
1st Sep 2025585 AMAQI
28°C25/34°C
1st Sep 2025556 AMAQI
1st Sep 2025577 AMAQI
1st Sep 2025568 AMAQI
1st Sep 2025599 AMAQI
1st Sep 20256010 AMAQI
1st Sep 20256311 AMAQI
1st Sep 20255612 PMAQI
1st Sep 2025571 PMAQI
1st Sep 2025642 PMAQI
1st Sep 2025763 PMAQI
1st Sep 2025714 PMAQI
1st Sep 2025695 PMAQI
1st Sep 2025666 PMAQI
1st Sep 2025667 PMAQI
1st Sep 2025648 PMAQI
1st Sep 2025689 PMAQI
1st Sep 20256510 PMAQI
1st Sep 20256411 PMAQI
2nd Sep 20256512 AMAQI
2nd Sep 2025651 AMAQI
2nd Sep 2025612 AMAQI
2nd Sep 2025633 AMAQI
2nd Sep 2025624 AMAQI
2nd Sep 2025565 AMAQI
29°C25/34°C
2nd Sep 2025536 AMAQI
2nd Sep 2025597 AMAQI
2nd Sep 2025658 AMAQI
2nd Sep 2025809 AMAQI
2nd Sep 20255810 AMAQI
2nd Sep 20256011 AMAQI
2nd Sep 20256212 PMAQI
2nd Sep 2025601 PMAQI
2nd Sep 2025642 PMAQI
2nd Sep 2025593 PMAQI
2nd Sep 2025594 PMAQI
2nd Sep 2025635 PMAQI
2nd Sep 2025576 PMAQI
2nd Sep 2025647 PMAQI
2nd Sep 2025628 PMAQI
2nd Sep 2025669 PMAQI
2nd Sep 20256710 PMAQI
2nd Sep 20256111 PMAQI
3rd Sep 20256412 AMAQI
3rd Sep 2025771 AMAQI
3rd Sep 2025662 AMAQI
3rd Sep 2025613 AMAQI
3rd Sep 2025614 AMAQI
3rd Sep 2025605 AMAQI
28°C25/33°C
3rd Sep 2025566 AMAQI
3rd Sep 2025607 AMAQI
3rd Sep 2025568 AMAQI
3rd Sep 2025589 AMAQI
3rd Sep 20256610 AMAQI
3rd Sep 20256611 AMAQI
3rd Sep 20256412 PMAQI
3rd Sep 2025561 PMAQI
3rd Sep 2025662 PMAQI
3rd Sep 2025573 PMAQI
3rd Sep 2025584 PMAQI
3rd Sep 2025595 PMAQI
3rd Sep 2025576 PMAQI
3rd Sep 2025607 PMAQI
3rd Sep 2025618 PMAQI
3rd Sep 2025639 PMAQI
3rd Sep 20256410 PMAQI
3rd Sep 20256211 PMAQI
4th Sep 20256612 AMAQI
4th Sep 2025621 AMAQI
4th Sep 2025632 AMAQI
4th Sep 2025613 AMAQI
4th Sep 2025664 AMAQI
4th Sep 2025585 AMAQI
29°C25/34°C
4th Sep 2025566 AMAQI
4th Sep 2025617 AMAQI
4th Sep 2025628 AMAQI
4th Sep 2025659 AMAQI
4th Sep 20256410 AMAQI
4th Sep 20256311 AMAQI
4th Sep 20256612 PMAQI
4th Sep 2025681 PMAQI
4th Sep 2025622 PMAQI
4th Sep 2025583 PMAQI
4th Sep 2025534 PMAQI
4th Sep 2025585 PMAQI
4th Sep 2025586 PMAQI
4th Sep 2025477 PMAQI
4th Sep 2025538 PMAQI
4th Sep 2025579 PMAQI
4th Sep 20257210 PMAQI
4th Sep 20257511 PMAQI
5th Sep 20256612 AMAQI
5th Sep 2025601 AMAQI
5th Sep 2025582 AMAQI
5th Sep 2025603 AMAQI
5th Sep 2025624 AMAQI
5th Sep 2025605 AMAQI
28°C25/33°C
5th Sep 2025576 AMAQI
5th Sep 2025547 AMAQI
5th Sep 2025568 AMAQI
5th Sep 2025549 AMAQI
5th Sep 20255810 AMAQI
5th Sep 20256411 AMAQI
5th Sep 20256412 PMAQI
5th Sep 2025621 PMAQI
5th Sep 2025712 PMAQI
5th Sep 2025643 PMAQI
5th Sep 2025624 PMAQI
5th Sep 2025645 PMAQI
5th Sep 2025676 PMAQI
5th Sep 2025697 PMAQI
5th Sep 2025708 PMAQI
5th Sep 2025669 PMAQI
5th Sep 20257010 PMAQI
5th Sep 20256811 PMAQI
6th Sep 20256612 AMAQI
6th Sep 2025631 AMAQI
6th Sep 2025622 AMAQI
6th Sep 2025633 AMAQI
6th Sep 2025634 AMAQI
6th Sep 2025625 AMAQI
28°C24/34°C
6th Sep 2025607 AMAQI
6th Sep 2025648 AMAQI
6th Sep 2025689 AMAQI
6th Sep 20257110 AMAQI
6th Sep 20256711 AMAQI
6th Sep 20256812 PMAQI
6th Sep 2025661 PMAQI
6th Sep 2025642 PMAQI
6th Sep 2025653 PMAQI
6th Sep 2025624 PMAQI
6th Sep 2025665 PMAQI
6th Sep 2025626 PMAQI
6th Sep 2025587 PMAQI
6th Sep 2025648 PMAQI
6th Sep 2025649 PMAQI
6th Sep 20256610 PMAQI
6th Sep 20256411 PMAQI
7th Sep 20256612 AMAQI
7th Sep 2025661 AMAQI
7th Sep 2025652 AMAQI
7th Sep 2025653 AMAQI
7th Sep 2025644 AMAQI
7th Sep 2025605 AMAQI
29°C25/35°C
7th Sep 2025636 AMAQI
7th Sep 2025647 AMAQI
7th Sep 2025638 AMAQI
7th Sep 2025569 AMAQI
7th Sep 20256310 AMAQI
7th Sep 20256211 AMAQI
7th Sep 20255912 PMAQI
7th Sep 2025561 PMAQI
7th Sep 2025632 PMAQI
7th Sep 2025613 PMAQI
7th Sep 2025624 PMAQI
7th Sep 2025685 PMAQI
7th Sep 2025626 PMAQI
7th Sep 2025617 PMAQI
7th Sep 2025758 PMAQI
7th Sep 2025719 PMAQI
7th Sep 20256510 PMAQI
7th Sep 20256411 PMAQI
8th Sep 20256912 AMAQI
8th Sep 2025631 AMAQI
8th Sep 2025642 AMAQI
8th Sep 2025643 AMAQI
8th Sep 2025654 AMAQI
8th Sep 2025575 AMAQI
29°C25/34°C
8th Sep 2025596 AMAQI
8th Sep 2025517 AMAQI
8th Sep 2025598 AMAQI
8th Sep 2025609 AMAQI
8th Sep 20256610 AMAQI
8th Sep 20257011 AMAQI
8th Sep 20255912 PMAQI
8th Sep 2025701 PMAQI
8th Sep 2025652 PMAQI
8th Sep 2025663 PMAQI
8th Sep 2025674 PMAQI
8th Sep 2025595 PMAQI
8th Sep 2025606 PMAQI
8th Sep 2025587 PMAQI
8th Sep 2025688 PMAQI
8th Sep 2025719 PMAQI
8th Sep 20257410 PMAQI
8th Sep 20256811 PMAQI
9th Sep 20257212 AMAQI
9th Sep 2025711 AMAQI
9th Sep 2025662 AMAQI
9th Sep 2025643 AMAQI
9th Sep 2025644 AMAQI
9th Sep 2025685 AMAQI
28°C24/35°C
9th Sep 2025696 AMAQI
9th Sep 2025707 AMAQI
9th Sep 2025728 AMAQI
9th Sep 2025769 AMAQI
9th Sep 20257910 AMAQI
9th Sep 20257711 AMAQI
9th Sep 20257512 PMAQI
9th Sep 2025761 PMAQI
9th Sep 2025692 PMAQI
9th Sep 2025723 PMAQI
9th Sep 2025764 PMAQI
9th Sep 2025725 PMAQI
9th Sep 2025706 PMAQI
9th Sep 2025797 PMAQI
9th Sep 2025748 PMAQI
9th Sep 2025769 PMAQI
9th Sep 20258010 PMAQI
9th Sep 20257711 PMAQI
10th Sep 20257212 AMAQI
10th Sep 2025721 AMAQI
10th Sep 2025722 AMAQI
10th Sep 2025723 AMAQI
10th Sep 2025714 AMAQI
10th Sep 2025605 AMAQI
28°C24/33°C
10th Sep 2025596 AMAQI
10th Sep 2025687 AMAQI
10th Sep 2025688 AMAQI
10th Sep 2025699 AMAQI
10th Sep 20256910 AMAQI
10th Sep 20256611 AMAQI
10th Sep 20257112 PMAQI
10th Sep 2025741 PMAQI
10th Sep 2025922 PMAQI
10th Sep 2025873 PMAQI
10th Sep 2025794 PMAQI
10th Sep 2025725 PMAQI
10th Sep 2025746 PMAQI
10th Sep 2025767 PMAQI
10th Sep 2025748 PMAQI
10th Sep 2025789 PMAQI
10th Sep 20257510 PMAQI
10th Sep 20257511 PMAQI
11th Sep 20257212 AMAQI
11th Sep 2025751 AMAQI
11th Sep 2025742 AMAQI
11th Sep 2025753 AMAQI
11th Sep 2025764 AMAQI
11th Sep 2025725 AMAQI
27°C24/32°C
11th Sep 2025646 AMAQI
11th Sep 2025737 AMAQI
11th Sep 2025628 AMAQI
11th Sep 2025819 AMAQI
11th Sep 20258110 AMAQI
11th Sep 20258311 AMAQI
11th Sep 20256412 PMAQI
11th Sep 2025621 PMAQI
11th Sep 2025762 PMAQI
11th Sep 2025733 PMAQI
11th Sep 2025844 PMAQI
11th Sep 2025755 PMAQI
11th Sep 2025746 PMAQI
11th Sep 2025767 PMAQI
11th Sep 2025798 PMAQI
11th Sep 2025789 PMAQI
11th Sep 20258310 PMAQI
11th Sep 20257911 PMAQI
12th Sep 20257512 AMAQI
12th Sep 2025781 AMAQI
12th Sep 2025772 AMAQI
12th Sep 2025763 AMAQI
12th Sep 2025784 AMAQI
12th Sep 2025705 AMAQI
26°C23/31°C
12th Sep 2025726 AMAQI
12th Sep 2025797 AMAQI
12th Sep 2025858 AMAQI
12th Sep 2025839 AMAQI
12th Sep 20257610 AMAQI
12th Sep 20257611 AMAQI
12th Sep 20258512 PMAQI
12th Sep 2025751 PMAQI
12th Sep 2025802 PMAQI
12th Sep 2025753 PMAQI
12th Sep 2025794 PMAQI
12th Sep 2025735 PMAQI
12th Sep 2025806 PMAQI
12th Sep 2025837 PMAQI
12th Sep 2025818 PMAQI
12th Sep 2025809 PMAQI
12th Sep 20257810 PMAQI
12th Sep 20258111 PMAQI
13th Sep 20257912 AMAQI
13th Sep 2025781 AMAQI
13th Sep 2025782 AMAQI
13th Sep 2025763 AMAQI
13th Sep 2025784 AMAQI
13th Sep 2025745 AMAQI
27°C23/33°C
13th Sep 2025746 AMAQI
13th Sep 2025727 AMAQI
13th Sep 2025778 AMAQI
13th Sep 2025769 AMAQI
13th Sep 20256810 AMAQI
13th Sep 20257511 AMAQI
13th Sep 20258412 PMAQI
13th Sep 2025761 PMAQI
13th Sep 2025812 PMAQI
13th Sep 2025693 PMAQI
13th Sep 2025784 PMAQI
13th Sep 2025785 PMAQI
13th Sep 2025796 PMAQI
13th Sep 2025787 PMAQI
13th Sep 2025808 PMAQI
13th Sep 2025849 PMAQI
13th Sep 20258210 PMAQI
13th Sep 20258611 PMAQI
14th Sep 20258112 AMAQI
14th Sep 2025801 AMAQI
14th Sep 2025782 AMAQI
14th Sep 2025793 AMAQI
14th Sep 2025804 AMAQI
14th Sep 2025755 AMAQI
28°C24/34°C
14th Sep 2025746 AMAQI
14th Sep 2025747 AMAQI
14th Sep 2025888 AMAQI
14th Sep 2025799 AMAQI
14th Sep 20257210 AMAQI
14th Sep 20256911 AMAQI
14th Sep 20257212 PMAQI
14th Sep 2025661 PMAQI
14th Sep 2025762 PMAQI
14th Sep 2025713 PMAQI
14th Sep 2025704 PMAQI
14th Sep 2025825 PMAQI
14th Sep 2025756 PMAQI
14th Sep 2025767 PMAQI
14th Sep 2025798 PMAQI
14th Sep 2025799 PMAQI
14th Sep 20257910 PMAQI
14th Sep 20257711 PMAQI
15th Sep 20257612 AMAQI
15th Sep 2025751 AMAQI
15th Sep 2025752 AMAQI
15th Sep 2025763 AMAQI
15th Sep 2025764 AMAQI
15th Sep 2025735 AMAQI
28°C24/34°C
15th Sep 2025666 AMAQI
15th Sep 2025627 AMAQI
15th Sep 2025708 AMAQI
15th Sep 2025599 AMAQI
15th Sep 20257110 AMAQI
15th Sep 20257511 AMAQI
15th Sep 20257912 PMAQI
15th Sep 2025661 PMAQI
15th Sep 2025702 PMAQI
15th Sep 2025683 PMAQI
15th Sep 2025654 PMAQI
15th Sep 2025765 PMAQI
15th Sep 2025746 PMAQI
15th Sep 2025717 PMAQI
15th Sep 2025768 PMAQI
15th Sep 2025769 PMAQI
15th Sep 20257410 PMAQI
15th Sep 20257611 PMAQI
16th Sep 20257012 AMAQI
16th Sep 2025731 AMAQI
16th Sep 2025732 AMAQI
16th Sep 2025723 AMAQI
16th Sep 2025744 AMAQI
16th Sep 2025695 AMAQI
28°C24/34°C
16th Sep 2025656 AMAQI
16th Sep 2025637 AMAQI
16th Sep 2025638 AMAQI
16th Sep 2025669 AMAQI
16th Sep 20257410 AMAQI
16th Sep 20257411 AMAQI
16th Sep 20257012 PMAQI
16th Sep 2025671 PMAQI
16th Sep 2025672 PMAQI
16th Sep 2025603 PMAQI
16th Sep 2025714 PMAQI
16th Sep 2025705 PMAQI
16th Sep 2025706 PMAQI
16th Sep 2025847 PMAQI
16th Sep 2025718 PMAQI
16th Sep 2025709 PMAQI
16th Sep 20257410 PMAQI
16th Sep 20256911 PMAQI
17th Sep 20256812 AMAQI
17th Sep 2025711 AMAQI
17th Sep 2025722 AMAQI
17th Sep 2025703 AMAQI
17th Sep 2025714 AMAQI
17th Sep 2025675 AMAQI
27°C23/31°C
17th Sep 2025586 AMAQI
17th Sep 2025577 AMAQI
17th Sep 2025718 AMAQI
17th Sep 2025649 AMAQI
17th Sep 20257410 AMAQI
17th Sep 20257211 AMAQI
17th Sep 20257912 PMAQI
17th Sep 2025811 PMAQI
17th Sep 2025882 PMAQI
17th Sep 2025723 PMAQI
17th Sep 2025624 PMAQI
17th Sep 2025655 PMAQI
17th Sep 2025686 PMAQI
17th Sep 2025687 PMAQI
17th Sep 2025668 PMAQI
17th Sep 2025679 PMAQI
17th Sep 20256610 PMAQI
17th Sep 20256411 PMAQI
18th Sep 20256412 AMAQI
18th Sep 2025641 AMAQI
18th Sep 2025672 AMAQI
18th Sep 2025663 AMAQI
18th Sep 2025674 AMAQI
18th Sep 2025645 AMAQI
26°C23/31°C
18th Sep 2025576 AMAQI
18th Sep 2025647 AMAQI
18th Sep 2025608 AMAQI
18th Sep 2025569 AMAQI
18th Sep 20255910 AMAQI
18th Sep 20256211 AMAQI
18th Sep 20256012 PMAQI
18th Sep 2025591 PMAQI
18th Sep 2025612 PMAQI
18th Sep 2025633 PMAQI
18th Sep 2025614 PMAQI
18th Sep 2025625 PMAQI
18th Sep 2025646 PMAQI
18th Sep 2025657 PMAQI
18th Sep 2025678 PMAQI
18th Sep 2025659 PMAQI
18th Sep 20256510 PMAQI
18th Sep 20256311 PMAQI
19th Sep 20256612 AMAQI
19th Sep 2025641 AMAQI
19th Sep 2025652 AMAQI
19th Sep 2025653 AMAQI
19th Sep 2025664 AMAQI
19th Sep 2025625 AMAQI
26°C24/29°C
19th Sep 2025616 AMAQI
19th Sep 2025617 AMAQI
19th Sep 2025618 AMAQI
19th Sep 2025619 AMAQI
19th Sep 20256810 AMAQI
19th Sep 20256811 AMAQI
19th Sep 20256512 PMAQI
19th Sep 2025631 PMAQI
19th Sep 2025662 PMAQI
19th Sep 2025633 PMAQI
19th Sep 2025644 PMAQI
19th Sep 2025645 PMAQI
19th Sep 2025646 PMAQI
19th Sep 2025637 PMAQI
19th Sep 2025648 PMAQI
19th Sep 2025649 PMAQI
19th Sep 20256410 PMAQI
19th Sep 20256311 PMAQI
20th Sep 20256412 AMAQI
20th Sep 2025641 AMAQI
20th Sep 2025642 AMAQI
20th Sep 2025663 AMAQI
20th Sep 2025664 AMAQI
20th Sep 2025655 AMAQI
27°C24/32°C
20th Sep 2025666 AMAQI
20th Sep 2025667 AMAQI
20th Sep 2025708 AMAQI
20th Sep 2025629 AMAQI
20th Sep 20256710 AMAQI
20th Sep 20257211 AMAQI
20th Sep 20257112 PMAQI
20th Sep 2025711 PMAQI
20th Sep 2025722 PMAQI
20th Sep 2025673 PMAQI
20th Sep 2025684 PMAQI
20th Sep 2025665 PMAQI
20th Sep 2025656 PMAQI
20th Sep 2025667 PMAQI
20th Sep 2025658 PMAQI
20th Sep 2025679 PMAQI
20th Sep 20256710 PMAQI
20th Sep 20256911 PMAQI
21st Sep 20256912 AMAQI
21st Sep 2025701 AMAQI
21st Sep 2025702 AMAQI
21st Sep 2025723 AMAQI
21st Sep 2025734 AMAQI
21st Sep 2025665 AMAQI
27°C24/33°C
21st Sep 2025746 AMAQI
6 AM21st Sep 2025677 AMAQI
21st Sep 2025628 AMAQI
21st Sep 2025669 AMAQI
21st Sep 20257010 AMAQI
21st Sep 20256811 AMAQI
21st Sep 20256812 PMAQI
12 PM21st Sep 2025641 PMAQI
21st Sep 2025662 PMAQI
21st Sep 2025623 PMAQI
21st Sep 2025674 PMAQI
21st Sep 2025665 PMAQI
21st Sep 2025666 PMAQI
6 PM21st Sep 2025647 PMAQI
21st Sep 2025688 PMAQI
21st Sep 2025669 PMAQI
21st Sep 20257110 PMAQI
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 6 PM
67AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
6 AM
62AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 6 PM (Avg. 67), while the lowest AQI was between 6 AM to 6 AM (Avg. 62).
Night time
Avg. Highest Time
7 PM - 11 PM
69AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
5 AM
63AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 69), while the lowest AQI was between 5 AM to 5 AM (Avg. 63).
2025 Days Vs Air Quality
National Colony, Rajapalaiyam, Tamil Nadu, India
2025
83%
217
17%
46
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Good
0 DaysModerate
217 DaysPoor
46 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 264 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
National Colony, Rajapalaiyam, 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
90AQI
90AQI
2nd January 2025
91AQI
91AQI
3rd January 2025
119AQI
119AQI
4th January 2025
121AQI
121AQI
5th January 2025
117AQI
117AQI
6th January 2025
132AQI
132AQI
7th January 2025
115AQI
115AQI
8th January 2025
133AQI
133AQI
9th January 2025
124AQI
124AQI
10th January 2025
115AQI
115AQI
11th January 2025
100AQI
100AQI
12th January 2025
110AQI
110AQI
13th January 2025
118AQI
118AQI
14th January 2025
95AQI
95AQI
15th January 2025
93AQI
93AQI
16th January 2025
89AQI
89AQI
17th January 2025
117AQI
117AQI
18th January 2025
114AQI
114AQI
19th January 2025
106AQI
106AQI
20th January 2025
101AQI
101AQI
21st January 2025
104AQI
104AQI
22nd January 2025
103AQI
103AQI
23rd January 2025
105AQI
105AQI
24th January 2025
92AQI
92AQI
25th January 2025
101AQI
101AQI
26th January 2025
99AQI
99AQI
27th January 2025
101AQI
101AQI
28th January 2025
124AQI
124AQI
29th January 2025
122AQI
122AQI
30th January 2025
125AQI
125AQI
31st January 2025
106AQI
106AQI
1st February 2025
94AQI
94AQI
2nd February 2025
89AQI
89AQI
3rd February 2025
90AQI
90AQI
4th February 2025
100AQI
100AQI
5th February 2025
107AQI
107AQI
6th February 2025
112AQI
112AQI
7th February 2025
104AQI
104AQI
8th February 2025
112AQI
112AQI
9th February 2025
116AQI
116AQI
10th February 2025
144AQI
144AQI
11th February 2025
112AQI
112AQI
12th February 2025
105AQI
105AQI
13th February 2025
105AQI
105AQI
14th February 2025
97AQI
97AQI
15th February 2025
93AQI
93AQI
16th February 2025
87AQI
87AQI
17th February 2025
93AQI
93AQI
18th February 2025
98AQI
98AQI
19th February 2025
99AQI
99AQI
20th February 2025
97AQI
97AQI
21st February 2025
99AQI
99AQI
22nd February 2025
98AQI
98AQI
23rd February 2025
84AQI
84AQI
24th February 2025
94AQI
94AQI
25th February 2025
103AQI
103AQI
26th February 2025
101AQI
101AQI
27th February 2025
95AQI
95AQI
28th February 2025
92AQI
92AQI
1st March 2025
97AQI
97AQI
2nd March 2025
81AQI
81AQI
3rd March 2025
84AQI
84AQI
4th March 2025
90AQI
90AQI
5th March 2025
97AQI
97AQI
6th March 2025
106AQI
106AQI
7th March 2025
108AQI
108AQI
8th March 2025
120AQI
120AQI
9th March 2025
113AQI
113AQI
10th March 2025
113AQI
113AQI
11th March 2025
105AQI
105AQI
12th March 2025
106AQI
106AQI
13th March 2025
87AQI
87AQI
14th March 2025
99AQI
99AQI
15th March 2025
84AQI
84AQI
16th March 2025
106AQI
106AQI
17th March 2025
100AQI
100AQI
18th March 2025
91AQI
91AQI
19th March 2025
99AQI
99AQI
20th March 2025
114AQI
114AQI
21st March 2025
111AQI
111AQI
22nd March 2025
108AQI
108AQI
23rd March 2025
107AQI
107AQI
24th March 2025
96AQI
96AQI
25th March 2025
96AQI
96AQI
26th March 2025
95AQI
95AQI
27th March 2025
94AQI
94AQI
28th March 2025
92AQI
92AQI
29th March 2025
95AQI
95AQI
30th March 2025
93AQI
93AQI
31st March 2025
92AQI
92AQI
1st April 2025
91AQI
91AQI
2nd April 2025
85AQI
85AQI
3rd April 2025
71AQI
71AQI
4th April 2025
71AQI
71AQI
5th April 2025
73AQI
73AQI
6th April 2025
70AQI
70AQI
7th April 2025
73AQI
73AQI
8th April 2025
80AQI
80AQI
9th April 2025
83AQI
83AQI
10th April 2025
81AQI
81AQI
11th April 2025
84AQI
84AQI
12th April 2025
81AQI
81AQI
13th April 2025
80AQI
80AQI
14th April 2025
80AQI
80AQI
15th April 2025
75AQI
75AQI
16th April 2025
80AQI
80AQI
17th April 2025
83AQI
83AQI
18th April 2025
80AQI
80AQI
19th April 2025
82AQI
82AQI
20th April 2025
85AQI
85AQI
21st April 2025
88AQI
88AQI
22nd April 2025
86AQI
86AQI
23rd April 2025
88AQI
88AQI
24th April 2025
85AQI
85AQI
25th April 2025
81AQI
81AQI
26th April 2025
81AQI
81AQI
27th April 2025
79AQI
79AQI
28th April 2025
79AQI
79AQI
29th April 2025
80AQI
80AQI
30th April 2025
85AQI
85AQI
1st May 2025
79AQI
79AQI
2nd May 2025
73AQI
73AQI
3rd May 2025
75AQI
75AQI
4th May 2025
79AQI
79AQI
5th May 2025
77AQI
77AQI
6th May 2025
80AQI
80AQI
7th May 2025
77AQI
77AQI
8th May 2025
76AQI
76AQI
9th May 2025
85AQI
85AQI
10th May 2025
91AQI
91AQI
11th May 2025
78AQI
78AQI
12th May 2025
75AQI
75AQI
13th May 2025
76AQI
76AQI
14th May 2025
81AQI
81AQI
15th May 2025
87AQI
87AQI
16th May 2025
89AQI
89AQI
17th May 2025
79AQI
79AQI
18th May 2025
77AQI
77AQI
19th May 2025
71AQI
71AQI
20th May 2025
69AQI
69AQI
21st May 2025
74AQI
74AQI
22nd May 2025
75AQI
75AQI
23rd May 2025
75AQI
75AQI
24th May 2025
65AQI
65AQI
25th May 2025
63AQI
63AQI
26th May 2025
58AQI
58AQI
27th May 2025
62AQI
62AQI
28th May 2025
64AQI
64AQI
29th May 2025
67AQI
67AQI
30th May 2025
68AQI
68AQI
31st May 2025
70AQI
70AQI
1st June 2025
76AQI
76AQI
2nd June 2025
74AQI
74AQI
3rd June 2025
72AQI
72AQI
4th June 2025
70AQI
70AQI
5th June 2025
77AQI
77AQI
6th June 2025
80AQI
80AQI
7th June 2025
84AQI
84AQI
8th June 2025
81AQI
81AQI
9th June 2025
77AQI
77AQI
10th June 2025
78AQI
78AQI
11th June 2025
71AQI
71AQI
12th June 2025
70AQI
70AQI
13th June 2025
67AQI
67AQI
14th June 2025
63AQI
63AQI
15th June 2025
63AQI
63AQI
16th June 2025
67AQI
67AQI
17th June 2025
64AQI
64AQI
18th June 2025
66AQI
66AQI
19th June 2025
63AQI
63AQI
20th June 2025
64AQI
64AQI
21st June 2025
65AQI
65AQI
22nd June 2025
63AQI
63AQI
23rd June 2025
65AQI
65AQI
24th June 2025
66AQI
66AQI
25th June 2025
68AQI
68AQI
26th June 2025
64AQI
64AQI
27th June 2025
64AQI
64AQI
28th June 2025
65AQI
65AQI
29th June 2025
65AQI
65AQI
30th June 2025
67AQI
67AQI
1st July 2025
68AQI
68AQI
2nd July 2025
71AQI
71AQI
3rd July 2025
65AQI
65AQI
4th July 2025
66AQI
66AQI
5th July 2025
68AQI
68AQI
6th July 2025
66AQI
66AQI
7th July 2025
67AQI
67AQI
8th July 2025
69AQI
69AQI
9th July 2025
72AQI
72AQI
10th July 2025
67AQI
67AQI
11th July 2025
68AQI
68AQI
12th July 2025
69AQI
69AQI
13th July 2025
68AQI
68AQI
14th July 2025
66AQI
66AQI
15th July 2025
64AQI
64AQI
16th July 2025
63AQI
63AQI
17th July 2025
60AQI
60AQI
18th July 2025
62AQI
62AQI
19th July 2025
62AQI
62AQI
20th July 2025
63AQI
63AQI
21st July 2025
62AQI
62AQI
22nd July 2025
61AQI
61AQI
23rd July 2025
64AQI
64AQI
24th July 2025
63AQI
63AQI
25th July 2025
66AQI
66AQI
26th July 2025
61AQI
61AQI
27th July 2025
60AQI
60AQI
28th July 2025
60AQI
60AQI
29th July 2025
61AQI
61AQI
30th July 2025
60AQI
60AQI
31st July 2025
64AQI
64AQI
1st August 2025
68AQI
68AQI
2nd August 2025
71AQI
71AQI
3rd August 2025
66AQI
66AQI
4th August 2025
69AQI
69AQI
5th August 2025
63AQI
63AQI
6th August 2025
63AQI
63AQI
7th August 2025
65AQI
65AQI
8th August 2025
67AQI
67AQI
9th August 2025
67AQI
67AQI
10th August 2025
67AQI
67AQI
11th August 2025
66AQI
66AQI
12th August 2025
72AQI
72AQI
13th August 2025
63AQI
63AQI
14th August 2025
61AQI
61AQI
15th August 2025
67AQI
67AQI
16th August 2025
62AQI
62AQI
17th August 2025
60AQI
60AQI
18th August 2025
59AQI
59AQI
19th August 2025
59AQI
59AQI
20th August 2025
61AQI
61AQI
21st August 2025
62AQI
62AQI
22nd August 2025
67AQI
67AQI
23rd August 2025
66AQI
66AQI
24th August 2025
65AQI
65AQI
25th August 2025
68AQI
68AQI
26th August 2025
66AQI
66AQI
27th August 2025
66AQI
66AQI
28th August 2025
61AQI
61AQI
29th August 2025
65AQI
65AQI
30th August 2025
62AQI
62AQI
31st August 2025
62AQI
62AQI
1st September 2025
64AQI
64AQI
2nd September 2025
63AQI
63AQI
3rd September 2025
62AQI
62AQI
4th September 2025
60AQI
60AQI
5th September 2025
66AQI
66AQI
6th September 2025
65AQI
65AQI
7th September 2025
66AQI
66AQI
8th September 2025
65AQI
65AQI
9th September 2025
73AQI
73AQI
10th September 2025
73AQI
73AQI
11th September 2025
74AQI
74AQI
12th September 2025
78AQI
78AQI
13th September 2025
79AQI
79AQI
14th September 2025
77AQI
77AQI
15th September 2025
74AQI
74AQI
16th September 2025
70AQI
70AQI
17th September 2025
69AQI
69AQI
18th September 2025
63AQI
63AQI
19th September 2025
66AQI
66AQI
20th September 2025
66AQI
66AQI
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
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
109AQI
101AQI
99AQI
81AQI
75AQI
69AQI
65AQI
65AQI
69AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202582AQI
8
23
17
11
19
12
30
31
30
31
31
20
217
46
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
August65AQI
202471AQI
29
2
29
27
4
30
31
12
18
25
6
13
18
2
28
5
23
3
3
13
14
22
9
60
274
32
Highest AQI recorded in
December97AQI
Lowest AQI recorded in
July46AQI
202358AQI
31
28
1
30
12
18
15
14
2
28
2
21
10
13
18
24
6
2
29
14
14
1
7
21
3
137
221
6
Highest AQI recorded in
January81AQI
Lowest AQI recorded in
June43AQI
202279AQI
25
5
1
18
10
14
17
26
1
31
30
12
19
6
6
1
26
1
2
24
5
30
29
2
21
278
41
1
Highest AQI recorded in
March101AQI
Lowest AQI recorded in
August51AQI
202162AQI
24
7
21
7
16
15
3
27
8
23
6
24
11
20
17
14
8
22
31
28
2
11
18
1
114
229
20
1
Highest AQI recorded in
December113AQI
Lowest AQI recorded in
January41AQI
202087AQI
3
16
12
1
6
18
7
6
34
22
1
Highest AQI recorded in
October122AQI
Lowest AQI recorded in
December71AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
87AQILeast Polluted Year Recorded
2023(Avg.)
58AQINational Colony's annual 2025 AQI (82) shows an average percentage change of 17.3% (worsened AQI) compared to previous years: 2020 (87), 2021 (62), 2022 (79), 2023 (58), 2024 (71).
