PSG College of Arts and Science, Coimbatore, 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
PSG College of Arts and Science, Coimbatore, Tamil Nadu, India
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
27th Oct 2022
166AQILowest AQI recorded on
20th Oct 2023
1AQISame Day Analysis (3rd October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 82 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
PSG College of Arts and Science, Coimbatore, Tamil Nadu, India
AQI
Day
Night
.
6 AM3rd Oct 2025
6 PM
5 AM4th Oct 2025
Day time
Avg. Highest Time
8AM3rd Oct
80AQI
Avg. Lowest Time
2PM3rd Oct
53AQI
Night time
Avg. Highest Time
12AM4th Oct
143AQI
Avg. Lowest Time
7PM3rd Oct
84AQI
In the last 24 hours,
PSG College of Arts and Science's AQI reached its highest point of 143 at 12 AM during the Night, while the lowest point, 53, was recorded at 2 PM during the Day between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
PSG College of Arts and Science, Coimbatore, Tamil Nadu, India
SepOct
04th - 05th05th - 06th06th - 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
Day
Night
4th Sep 2025656 AMAQI
4th Sep 2025647 AMAQI
4th Sep 2025578 AMAQI
4th Sep 2025569 AMAQI
4th Sep 20256610 AMAQI
4th Sep 20256611 AMAQI
4th Sep 20257912 PMAQI
4th Sep 2025931 PMAQI
4th Sep 20251102 PMAQI
4th Sep 20251013 PMAQI
4th Sep 20251144 PMAQI
4th Sep 2025925 PMAQI
4th Sep 2025516 PMAQI
4th Sep 2025387 PMAQI
4th Sep 2025398 PMAQI
4th Sep 2025489 PMAQI
4th Sep 20256210 PMAQI
4th Sep 20257011 PMAQI
5th Sep 20256412 AMAQI
5th Sep 2025641 AMAQI
5th Sep 2025632 AMAQI
5th Sep 2025633 AMAQI
5th Sep 2025634 AMAQI
5th Sep 2025675 AMAQI
25°C22/29°C
5th Sep 2025766 AMAQI
5th Sep 2025617 AMAQI
5th Sep 2025688 AMAQI
5th Sep 2025689 AMAQI
5th Sep 20256010 AMAQI
5th Sep 20256511 AMAQI
5th Sep 20256512 PMAQI
5th Sep 2025661 PMAQI
5th Sep 2025712 PMAQI
5th Sep 2025673 PMAQI
5th Sep 2025604 PMAQI
5th Sep 2025645 PMAQI
5th Sep 2025686 PMAQI
5th Sep 2025687 PMAQI
5th Sep 2025688 PMAQI
5th Sep 2025659 PMAQI
5th Sep 20257010 PMAQI
5th Sep 20256711 PMAQI
6th Sep 20256612 AMAQI
6th Sep 2025651 AMAQI
6th Sep 2025652 AMAQI
6th Sep 2025633 AMAQI
6th Sep 2025644 AMAQI
6th Sep 2025635 AMAQI
25°C22/30°C
6th Sep 2025667 AMAQI
6th Sep 2025668 AMAQI
6th Sep 2025649 AMAQI
6th Sep 20256810 AMAQI
6th Sep 20256311 AMAQI
6th Sep 20255912 PMAQI
6th Sep 2025651 PMAQI
6th Sep 2025652 PMAQI
6th Sep 2025673 PMAQI
6th Sep 2025644 PMAQI
6th Sep 2025695 PMAQI
6th Sep 2025726 PMAQI
6th Sep 2025677 PMAQI
6th Sep 2025708 PMAQI
6th Sep 2025629 PMAQI
6th Sep 20257010 PMAQI
6th Sep 20256811 PMAQI
7th Sep 20256612 AMAQI
7th Sep 2025661 AMAQI
7th Sep 2025652 AMAQI
7th Sep 2025673 AMAQI
7th Sep 2025674 AMAQI
7th Sep 2025645 AMAQI
26°C23/31°C
7th Sep 2025626 AMAQI
7th Sep 2025617 AMAQI
7th Sep 2025648 AMAQI
7th Sep 2025649 AMAQI
7th Sep 20256310 AMAQI
7th Sep 20256311 AMAQI
7th Sep 20255912 PMAQI
7th Sep 2025641 PMAQI
7th Sep 2025662 PMAQI
7th Sep 2025643 PMAQI
7th Sep 2025624 PMAQI
7th Sep 2025665 PMAQI
7th Sep 2025646 PMAQI
7th Sep 2025687 PMAQI
7th Sep 2025718 PMAQI
7th Sep 2025709 PMAQI
7th Sep 20257010 PMAQI
7th Sep 20256811 PMAQI
8th Sep 20256412 AMAQI
8th Sep 2025631 AMAQI
8th Sep 2025632 AMAQI
8th Sep 2025623 AMAQI
8th Sep 2025634 AMAQI
8th Sep 2025545 AMAQI
26°C23/31°C
8th Sep 2025636 AMAQI
8th Sep 2025647 AMAQI
8th Sep 2025608 AMAQI
8th Sep 2025649 AMAQI
8th Sep 20256910 AMAQI
8th Sep 20257111 AMAQI
8th Sep 20256712 PMAQI
8th Sep 2025661 PMAQI
8th Sep 2025672 PMAQI
8th Sep 2025683 PMAQI
8th Sep 2025684 PMAQI
8th Sep 2025625 PMAQI
8th Sep 2025646 PMAQI
8th Sep 2025717 PMAQI
8th Sep 2025748 PMAQI
8th Sep 2025849 PMAQI
8th Sep 20257910 PMAQI
8th Sep 20257811 PMAQI
9th Sep 20257112 AMAQI
9th Sep 2025671 AMAQI
9th Sep 2025652 AMAQI
9th Sep 2025633 AMAQI
9th Sep 2025644 AMAQI
9th Sep 2025725 AMAQI
25°C23/31°C
9th Sep 2025626 AMAQI
9th Sep 2025677 AMAQI
9th Sep 2025788 AMAQI
9th Sep 2025809 AMAQI
9th Sep 20258310 AMAQI
9th Sep 20259211 AMAQI
9th Sep 20257912 PMAQI
9th Sep 2025721 PMAQI
9th Sep 2025852 PMAQI
9th Sep 2025743 PMAQI
9th Sep 2025764 PMAQI
9th Sep 2025825 PMAQI
9th Sep 2025756 PMAQI
9th Sep 2025757 PMAQI
9th Sep 2025768 PMAQI
9th Sep 2025759 PMAQI
9th Sep 20258610 PMAQI
9th Sep 20258611 PMAQI
10th Sep 20257412 AMAQI
10th Sep 2025721 AMAQI
10th Sep 2025722 AMAQI
10th Sep 2025713 AMAQI
10th Sep 2025704 AMAQI
10th Sep 2025695 AMAQI
26°C23/32°C
10th Sep 2025766 AMAQI
10th Sep 2025647 AMAQI
10th Sep 2025668 AMAQI
10th Sep 2025729 AMAQI
10th Sep 20257610 AMAQI
10th Sep 20257511 AMAQI
10th Sep 20256712 PMAQI
10th Sep 2025751 PMAQI
10th Sep 2025782 PMAQI
10th Sep 2025763 PMAQI
10th Sep 2025784 PMAQI
10th Sep 2025725 PMAQI
10th Sep 2025716 PMAQI
10th Sep 2025737 PMAQI
10th Sep 2025768 PMAQI
10th Sep 2025749 PMAQI
10th Sep 20257510 PMAQI
10th Sep 20257511 PMAQI
11th Sep 20256812 AMAQI
11th Sep 2025701 AMAQI
11th Sep 2025702 AMAQI
11th Sep 2025713 AMAQI
11th Sep 2025704 AMAQI
11th Sep 2025665 AMAQI
26°C22/31°C
11th Sep 2025626 AMAQI
11th Sep 2025747 AMAQI
11th Sep 2025708 AMAQI
11th Sep 2025759 AMAQI
11th Sep 20258310 AMAQI
11th Sep 20259211 AMAQI
11th Sep 20258412 PMAQI
11th Sep 2025741 PMAQI
11th Sep 2025822 PMAQI
11th Sep 2025743 PMAQI
11th Sep 2025874 PMAQI
11th Sep 2025745 PMAQI
11th Sep 2025756 PMAQI
11th Sep 2025807 PMAQI
11th Sep 2025778 PMAQI
11th Sep 2025839 PMAQI
11th Sep 20258810 PMAQI
11th Sep 20258111 PMAQI
12th Sep 20257212 AMAQI
12th Sep 2025711 AMAQI
12th Sep 2025722 AMAQI
12th Sep 2025703 AMAQI
12th Sep 2025704 AMAQI
12th Sep 2025665 AMAQI
26°C22/31°C
12th Sep 2025646 AMAQI
12th Sep 2025687 AMAQI
12th Sep 2025728 AMAQI
12th Sep 2025749 AMAQI
12th Sep 20258110 AMAQI
12th Sep 20257211 AMAQI
12th Sep 20257412 PMAQI
12th Sep 2025781 PMAQI
12th Sep 2025812 PMAQI
12th Sep 2025753 PMAQI
12th Sep 2025794 PMAQI
12th Sep 2025805 PMAQI
12th Sep 2025846 PMAQI
12th Sep 2025787 PMAQI
12th Sep 2025838 PMAQI
12th Sep 2025879 PMAQI
12th Sep 20258110 PMAQI
12th Sep 20258011 PMAQI
13th Sep 20257512 AMAQI
13th Sep 2025711 AMAQI
13th Sep 2025702 AMAQI
13th Sep 2025713 AMAQI
13th Sep 2025714 AMAQI
13th Sep 2025705 AMAQI
26°C23/30°C
13th Sep 2025696 AMAQI
13th Sep 2025767 AMAQI
13th Sep 2025758 AMAQI
13th Sep 2025749 AMAQI
13th Sep 20258110 AMAQI
13th Sep 20258011 AMAQI
13th Sep 20258012 PMAQI
13th Sep 2025821 PMAQI
13th Sep 2025792 PMAQI
13th Sep 2025783 PMAQI
13th Sep 2025844 PMAQI
13th Sep 2025785 PMAQI
13th Sep 2025806 PMAQI
13th Sep 20251027 PMAQI
13th Sep 2025818 PMAQI
13th Sep 2025829 PMAQI
13th Sep 20258210 PMAQI
13th Sep 20258111 PMAQI
14th Sep 20259212 AMAQI
14th Sep 2025731 AMAQI
14th Sep 2025762 AMAQI
14th Sep 2025763 AMAQI
14th Sep 2025764 AMAQI
14th Sep 2025725 AMAQI
26°C23/31°C
14th Sep 2025666 AMAQI
14th Sep 2025757 AMAQI
14th Sep 2025748 AMAQI
14th Sep 2025729 AMAQI
14th Sep 20257110 AMAQI
14th Sep 20257911 AMAQI
14th Sep 20257412 PMAQI
14th Sep 2025681 PMAQI
14th Sep 2025672 PMAQI
14th Sep 2025663 PMAQI
14th Sep 2025744 PMAQI
14th Sep 2025825 PMAQI
14th Sep 2025766 PMAQI
14th Sep 2025787 PMAQI
14th Sep 2025808 PMAQI
14th Sep 2025789 PMAQI
14th Sep 20258010 PMAQI
14th Sep 20257611 PMAQI
15th Sep 20257712 AMAQI
15th Sep 2025761 AMAQI
15th Sep 2025752 AMAQI
15th Sep 2025743 AMAQI
15th Sep 2025754 AMAQI
15th Sep 2025705 AMAQI
26°C22/32°C
15th Sep 2025666 AMAQI
15th Sep 2025607 AMAQI
15th Sep 2025688 AMAQI
15th Sep 2025679 AMAQI
15th Sep 20256610 AMAQI
15th Sep 20256811 AMAQI
15th Sep 20257212 PMAQI
15th Sep 2025681 PMAQI
15th Sep 2025682 PMAQI
15th Sep 2025723 PMAQI
15th Sep 2025704 PMAQI
15th Sep 2025765 PMAQI
15th Sep 2025786 PMAQI
15th Sep 2025817 PMAQI
15th Sep 2025868 PMAQI
15th Sep 2025859 PMAQI
15th Sep 20258210 PMAQI
15th Sep 20257611 PMAQI
16th Sep 20257712 AMAQI
16th Sep 2025711 AMAQI
16th Sep 2025712 AMAQI
16th Sep 2025723 AMAQI
16th Sep 2025714 AMAQI
16th Sep 2025705 AMAQI
26°C23/31°C
16th Sep 2025676 AMAQI
16th Sep 2025627 AMAQI
16th Sep 2025668 AMAQI
16th Sep 2025689 AMAQI
16th Sep 20257010 AMAQI
16th Sep 20256411 AMAQI
16th Sep 20256412 PMAQI
16th Sep 2025661 PMAQI
16th Sep 2025692 PMAQI
16th Sep 2025673 PMAQI
16th Sep 2025684 PMAQI
16th Sep 2025725 PMAQI
16th Sep 2025686 PMAQI
16th Sep 2025757 PMAQI
16th Sep 2025748 PMAQI
16th Sep 2025789 PMAQI
16th Sep 20257810 PMAQI
16th Sep 20257411 PMAQI
17th Sep 20257012 AMAQI
17th Sep 2025701 AMAQI
17th Sep 2025712 AMAQI
17th Sep 2025693 AMAQI
17th Sep 2025704 AMAQI
17th Sep 2025635 AMAQI
26°C23/30°C
17th Sep 2025656 AMAQI
17th Sep 2025587 AMAQI
17th Sep 2025648 AMAQI
17th Sep 2025679 AMAQI
17th Sep 20257610 AMAQI
17th Sep 20257011 AMAQI
17th Sep 20257112 PMAQI
17th Sep 2025761 PMAQI
17th Sep 2025702 PMAQI
17th Sep 2025643 PMAQI
17th Sep 2025644 PMAQI
17th Sep 2025715 PMAQI
17th Sep 2025696 PMAQI
17th Sep 2025707 PMAQI
17th Sep 2025698 PMAQI
17th Sep 2025709 PMAQI
17th Sep 20257210 PMAQI
17th Sep 20256911 PMAQI
18th Sep 20257012 AMAQI
18th Sep 2025681 AMAQI
18th Sep 2025692 AMAQI
18th Sep 2025683 AMAQI
18th Sep 2025684 AMAQI
18th Sep 2025635 AMAQI
25°C23/30°C
18th Sep 2025466 AMAQI
18th Sep 2025587 AMAQI
18th Sep 2025638 AMAQI
18th Sep 2025629 AMAQI
18th Sep 20256410 AMAQI
18th Sep 20256211 AMAQI
18th Sep 20256212 PMAQI
18th Sep 2025591 PMAQI
18th Sep 2025612 PMAQI
18th Sep 2025653 PMAQI
18th Sep 2025724 PMAQI
18th Sep 2025665 PMAQI
18th Sep 2025666 PMAQI
18th Sep 2025667 PMAQI
18th Sep 2025658 PMAQI
18th Sep 2025649 PMAQI
18th Sep 20256910 PMAQI
18th Sep 20256511 PMAQI
19th Sep 20256812 AMAQI
19th Sep 2025651 AMAQI
19th Sep 2025642 AMAQI
19th Sep 2025643 AMAQI
19th Sep 2025664 AMAQI
19th Sep 2025595 AMAQI
25°C22/30°C
19th Sep 2025496 AMAQI
19th Sep 2025627 AMAQI
19th Sep 2025658 AMAQI
19th Sep 2025629 AMAQI
19th Sep 20257610 AMAQI
19th Sep 20257011 AMAQI
19th Sep 20257312 PMAQI
19th Sep 2025691 PMAQI
19th Sep 2025682 PMAQI
19th Sep 2025683 PMAQI
19th Sep 2025644 PMAQI
19th Sep 2025685 PMAQI
19th Sep 2025686 PMAQI
19th Sep 2025687 PMAQI
19th Sep 2025718 PMAQI
19th Sep 2025699 PMAQI
19th Sep 20257010 PMAQI
19th Sep 20257211 PMAQI
20th Sep 20256712 AMAQI
20th Sep 2025651 AMAQI
20th Sep 2025662 AMAQI
20th Sep 2025673 AMAQI
20th Sep 2025674 AMAQI
20th Sep 2025725 AMAQI
25°C23/30°C
20th Sep 2025616 AMAQI
20th Sep 2025647 AMAQI
20th Sep 2025648 AMAQI
20th Sep 2025659 AMAQI
20th Sep 20256910 AMAQI
20th Sep 20257211 AMAQI
20th Sep 20257012 PMAQI
20th Sep 2025691 PMAQI
20th Sep 2025672 PMAQI
20th Sep 2025673 PMAQI
20th Sep 2025704 PMAQI
20th Sep 2025685 PMAQI
20th Sep 2025666 PMAQI
20th Sep 2025687 PMAQI
20th Sep 2025708 PMAQI
20th Sep 2025699 PMAQI
20th Sep 20256710 PMAQI
20th Sep 20256911 PMAQI
21st Sep 20256512 AMAQI
21st Sep 2025651 AMAQI
21st Sep 2025662 AMAQI
21st Sep 2025663 AMAQI
21st Sep 2025664 AMAQI
21st Sep 2025685 AMAQI
24°C23/28°C
21st Sep 2025726 AMAQI
21st Sep 2025637 AMAQI
21st Sep 2025638 AMAQI
21st Sep 2025729 AMAQI
21st Sep 20257110 AMAQI
21st Sep 20256811 AMAQI
21st Sep 20256212 PMAQI
21st Sep 2025601 PMAQI
21st Sep 2025612 PMAQI
21st Sep 2025603 PMAQI
21st Sep 2025614 PMAQI
21st Sep 2025655 PMAQI
21st Sep 2025656 PMAQI
21st Sep 2025667 PMAQI
21st Sep 2025678 PMAQI
21st Sep 2025709 PMAQI
21st Sep 20257010 PMAQI
21st Sep 20256911 PMAQI
22nd Sep 20256612 AMAQI
22nd Sep 2025671 AMAQI
22nd Sep 2025662 AMAQI
22nd Sep 2025673 AMAQI
22nd Sep 2025684 AMAQI
22nd Sep 2025695 AMAQI
25°C22/31°C
22nd Sep 2025736 AMAQI
22nd Sep 2025667 AMAQI
22nd Sep 2025678 AMAQI
22nd Sep 2025639 AMAQI
22nd Sep 20256710 AMAQI
22nd Sep 20256911 AMAQI
22nd Sep 20256712 PMAQI
22nd Sep 2025681 PMAQI
22nd Sep 2025642 PMAQI
22nd Sep 2025603 PMAQI
22nd Sep 2025604 PMAQI
22nd Sep 2025645 PMAQI
22nd Sep 2025676 PMAQI
22nd Sep 2025667 PMAQI
22nd Sep 2025678 PMAQI
22nd Sep 2025649 PMAQI
22nd Sep 20256710 PMAQI
22nd Sep 20256711 PMAQI
23rd Sep 20256612 AMAQI
23rd Sep 2025661 AMAQI
23rd Sep 2025662 AMAQI
23rd Sep 2025673 AMAQI
23rd Sep 2025674 AMAQI
23rd Sep 2025655 AMAQI
26°C23/30°C
23rd Sep 2025616 AMAQI
23rd Sep 2025567 AMAQI
23rd Sep 2025588 AMAQI
23rd Sep 2025589 AMAQI
23rd Sep 20256210 AMAQI
23rd Sep 20256111 AMAQI
23rd Sep 20256112 PMAQI
23rd Sep 2025611 PMAQI
23rd Sep 2025592 PMAQI
23rd Sep 2025623 PMAQI
23rd Sep 2025644 PMAQI
23rd Sep 2025655 PMAQI
23rd Sep 2025656 PMAQI
23rd Sep 2025657 PMAQI
23rd Sep 2025688 PMAQI
23rd Sep 2025689 PMAQI
23rd Sep 20256610 PMAQI
23rd Sep 20256411 PMAQI
24th Sep 20256712 AMAQI
24th Sep 2025651 AMAQI
24th Sep 2025652 AMAQI
24th Sep 2025663 AMAQI
24th Sep 2025654 AMAQI
24th Sep 2025635 AMAQI
25°C23/30°C
24th Sep 2025616 AMAQI
24th Sep 2025637 AMAQI
24th Sep 2025598 AMAQI
24th Sep 2025609 AMAQI
24th Sep 20256610 AMAQI
24th Sep 20256211 AMAQI
24th Sep 20256212 PMAQI
24th Sep 2025631 PMAQI
24th Sep 2025652 PMAQI
24th Sep 2025663 PMAQI
24th Sep 2025684 PMAQI
24th Sep 2025665 PMAQI
24th Sep 2025676 PMAQI
24th Sep 2025687 PMAQI
24th Sep 2025698 PMAQI
24th Sep 2025679 PMAQI
24th Sep 20256510 PMAQI
24th Sep 20256611 PMAQI
25th Sep 20256612 AMAQI
25th Sep 2025641 AMAQI
25th Sep 2025652 AMAQI
25th Sep 2025653 AMAQI
25th Sep 2025664 AMAQI
25th Sep 2025645 AMAQI
25°C22/30°C
25th Sep 2025636 AMAQI
25th Sep 2025607 AMAQI
25th Sep 2025588 AMAQI
25th Sep 2025639 AMAQI
25th Sep 20256010 AMAQI
25th Sep 20256911 AMAQI
25th Sep 20257312 PMAQI
25th Sep 2025661 PMAQI
25th Sep 2025732 PMAQI
25th Sep 2025953 PMAQI
25th Sep 2025944 PMAQI
25th Sep 2025925 PMAQI
25th Sep 2025936 PMAQI
25th Sep 2025947 PMAQI
25th Sep 2025968 PMAQI
25th Sep 2025969 PMAQI
25th Sep 202510210 PMAQI
25th Sep 20259511 PMAQI
26th Sep 20258312 AMAQI
26th Sep 2025721 AMAQI
26th Sep 2025662 AMAQI
26th Sep 2025623 AMAQI
26th Sep 2025604 AMAQI
26th Sep 2025585 AMAQI
26°C22/31°C
26th Sep 2025606 AMAQI
26th Sep 2025627 AMAQI
26th Sep 2025708 AMAQI
26th Sep 2025709 AMAQI
26th Sep 20257010 AMAQI
26th Sep 20257011 AMAQI
26th Sep 20257112 PMAQI
26th Sep 2025691 PMAQI
26th Sep 2025722 PMAQI
26th Sep 2025783 PMAQI
26th Sep 2025814 PMAQI
26th Sep 2025815 PMAQI
26th Sep 2025756 PMAQI
26th Sep 2025677 PMAQI
26th Sep 2025618 PMAQI
26th Sep 2025509 PMAQI
26th Sep 20254610 PMAQI
26th Sep 20254211 PMAQI
27th Sep 20254312 AMAQI
27th Sep 2025431 AMAQI
27th Sep 2025452 AMAQI
27th Sep 2025433 AMAQI
27th Sep 2025394 AMAQI
27th Sep 2025405 AMAQI
26°C23/31°C
27th Sep 2025406 AMAQI
27th Sep 2025437 AMAQI
27th Sep 2025628 AMAQI
27th Sep 2025439 AMAQI
27th Sep 20253610 AMAQI
27th Sep 20255211 AMAQI
27th Sep 20255212 PMAQI
27th Sep 2025481 PMAQI
27th Sep 2025442 PMAQI
27th Sep 2025443 PMAQI
27th Sep 2025464 PMAQI
27th Sep 2025655 PMAQI
27th Sep 2025836 PMAQI
27th Sep 2025867 PMAQI
27th Sep 2025868 PMAQI
27th Sep 2025839 PMAQI
27th Sep 20257910 PMAQI
27th Sep 20257111 PMAQI
28th Sep 20256612 AMAQI
28th Sep 2025621 AMAQI
28th Sep 2025572 AMAQI
28th Sep 2025523 AMAQI
28th Sep 2025504 AMAQI
28th Sep 2025535 AMAQI
25°C22/29°C
28th Sep 2025556 AMAQI
28th Sep 2025567 AMAQI
28th Sep 2025618 AMAQI
28th Sep 2025609 AMAQI
28th Sep 20256210 AMAQI
28th Sep 20256211 AMAQI
28th Sep 20256012 PMAQI
28th Sep 2025621 PMAQI
28th Sep 2025652 PMAQI
28th Sep 2025473 PMAQI
28th Sep 2025374 PMAQI
28th Sep 2025315 PMAQI
28th Sep 2025396 PMAQI
28th Sep 2025517 PMAQI
28th Sep 2025568 PMAQI
28th Sep 2025679 PMAQI
28th Sep 20256710 PMAQI
28th Sep 20257411 PMAQI
29th Sep 20256712 AMAQI
29th Sep 2025691 AMAQI
29th Sep 2025582 AMAQI
29th Sep 2025553 AMAQI
29th Sep 2025564 AMAQI
29th Sep 2025525 AMAQI
25°C22/30°C
29th Sep 2025476 AMAQI
29th Sep 2025547 AMAQI
29th Sep 2025548 AMAQI
29th Sep 2025579 AMAQI
29th Sep 20256410 AMAQI
29th Sep 20257111 AMAQI
29th Sep 20257412 PMAQI
29th Sep 2025751 PMAQI
29th Sep 2025842 PMAQI
29th Sep 2025813 PMAQI
29th Sep 2025894 PMAQI
29th Sep 2025935 PMAQI
29th Sep 2025846 PMAQI
29th Sep 2025887 PMAQI
29th Sep 20251018 PMAQI
29th Sep 2025969 PMAQI
29th Sep 202511310 PMAQI
29th Sep 202510811 PMAQI
30th Sep 202510112 AMAQI
30th Sep 20251051 AMAQI
30th Sep 2025852 AMAQI
30th Sep 2025933 AMAQI
30th Sep 2025794 AMAQI
30th Sep 2025815 AMAQI
26°C22/31°C
30th Sep 2025786 AMAQI
30th Sep 2025837 AMAQI
30th Sep 20251088 AMAQI
30th Sep 2025899 AMAQI
30th Sep 20257710 AMAQI
30th Sep 20257811 AMAQI
30th Sep 20257712 PMAQI
30th Sep 2025781 PMAQI
30th Sep 2025742 PMAQI
30th Sep 2025733 PMAQI
30th Sep 2025684 PMAQI
30th Sep 2025705 PMAQI
30th Sep 2025726 PMAQI
30th Sep 2025787 PMAQI
30th Sep 20251078 PMAQI
30th Sep 2025999 PMAQI
30th Sep 20258810 PMAQI
30th Sep 202510711 PMAQI
1st Oct 202514312 AMAQI
1st Oct 20251251 AMAQI
1st Oct 20251312 AMAQI
1st Oct 20251483 AMAQI
1st Oct 20251384 AMAQI
1st Oct 20251445 AMAQI
25°C22/30°C
1st Oct 20251266 AMAQI
1st Oct 2025787 AMAQI
1st Oct 2025708 AMAQI
1st Oct 2025819 AMAQI
1st Oct 20257210 AMAQI
1st Oct 20254511 AMAQI
1st Oct 20254612 PMAQI
1st Oct 2025461 PMAQI
1st Oct 2025472 PMAQI
1st Oct 2025503 PMAQI
1st Oct 2025654 PMAQI
1st Oct 2025965 PMAQI
1st Oct 2025956 PMAQI
1st Oct 2025887 PMAQI
1st Oct 2025868 PMAQI
1st Oct 2025809 PMAQI
1st Oct 20258210 PMAQI
1st Oct 20258711 PMAQI
2nd Oct 20259112 AMAQI
2nd Oct 2025821 AMAQI
2nd Oct 2025782 AMAQI
2nd Oct 2025733 AMAQI
2nd Oct 2025704 AMAQI
2nd Oct 2025745 AMAQI
26°C22/32°C
2nd Oct 2025686 AMAQI
2nd Oct 2025627 AMAQI
2nd Oct 2025708 AMAQI
2nd Oct 2025789 AMAQI
2nd Oct 20257610 AMAQI
2nd Oct 20257211 AMAQI
2nd Oct 20256212 PMAQI
2nd Oct 2025551 PMAQI
2nd Oct 2025522 PMAQI
2nd Oct 2025503 PMAQI
2nd Oct 2025554 PMAQI
2nd Oct 2025585 PMAQI
2nd Oct 2025656 PMAQI
2nd Oct 2025727 PMAQI
2nd Oct 2025738 PMAQI
2nd Oct 2025789 PMAQI
2nd Oct 20258610 PMAQI
2nd Oct 20259211 PMAQI
3rd Oct 20259512 AMAQI
3rd Oct 2025911 AMAQI
3rd Oct 2025822 AMAQI
3rd Oct 2025753 AMAQI
3rd Oct 2025724 AMAQI
3rd Oct 2025735 AMAQI
26°C22/31°C
3rd Oct 2025736 AMAQI
3rd Oct 2025787 AMAQI
3rd Oct 2025808 AMAQI
3rd Oct 2025759 AMAQI
3rd Oct 20257010 AMAQI
3rd Oct 20256211 AMAQI
3rd Oct 20256012 PMAQI
3rd Oct 2025561 PMAQI
3rd Oct 2025532 PMAQI
3rd Oct 2025553 PMAQI
3rd Oct 2025624 PMAQI
3rd Oct 2025545 PMAQI
3rd Oct 2025726 PMAQI
3rd Oct 2025847 PMAQI
3rd Oct 20251068 PMAQI
3rd Oct 20251109 PMAQI
3rd Oct 202510410 PMAQI
3rd Oct 202513411 PMAQI
4th Oct 202514312 AMAQI
4th Oct 20251351 AMAQI
4th Oct 20251422 AMAQI
4th Oct 20251213 AMAQI
4th Oct 20251144 AMAQI
4th Oct 20251155 AMAQI
27°C22/34°C
4th Oct 20251236 AMAQI
6 AM4th Oct 20251047 AMAQI
4th Oct 20251068 AMAQI
12 PM
6 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 6 PM
69AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
6 AM - 7 AM
67AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 6 PM (Avg. 69), while the lowest AQI was between 6 AM to 7 AM (Avg. 67).
Night time
Avg. Highest Time
8 PM - 11 PM
77AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
1 AM - 5 AM
71AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 77), while the lowest AQI was between 1 AM to 5 AM (Avg. 71).
2025 Days Vs Air Quality
PSG College of Arts and Science, Coimbatore, Tamil Nadu, India
2025
77%
212
22%
62
0.7%
2
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Good
0 DaysModerate
212 DaysPoor
62 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 277 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
PSG College of Arts and Science, Coimbatore, 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
100AQI
100AQI
2nd January 2025
99AQI
99AQI
3rd January 2025
105AQI
105AQI
4th January 2025
104AQI
104AQI
5th January 2025
115AQI
115AQI
6th January 2025
116AQI
116AQI
7th January 2025
114AQI
114AQI
8th January 2025
124AQI
124AQI
9th January 2025
149AQI
149AQI
10th January 2025
148AQI
148AQI
11th January 2025
155AQI
155AQI
12th January 2025
140AQI
140AQI
13th January 2025
140AQI
140AQI
14th January 2025
124AQI
124AQI
15th January 2025
110AQI
110AQI
16th January 2025
92AQI
92AQI
17th January 2025
98AQI
98AQI
18th January 2025
146AQI
146AQI
19th January 2025
150AQI
150AQI
20th January 2025
147AQI
147AQI
21st January 2025
139AQI
139AQI
22nd January 2025
136AQI
136AQI
23rd January 2025
142AQI
142AQI
24th January 2025
139AQI
139AQI
25th January 2025
136AQI
136AQI
26th January 2025
126AQI
126AQI
27th January 2025
142AQI
142AQI
28th January 2025
144AQI
144AQI
29th January 2025
128AQI
128AQI
30th January 2025
116AQI
116AQI
31st January 2025
103AQI
103AQI
1st February 2025
100AQI
100AQI
2nd February 2025
90AQI
90AQI
3rd February 2025
88AQI
88AQI
4th February 2025
108AQI
108AQI
5th February 2025
128AQI
128AQI
6th February 2025
174AQI
174AQI
7th February 2025
127AQI
127AQI
8th February 2025
129AQI
129AQI
9th February 2025
130AQI
130AQI
10th February 2025
142AQI
142AQI
11th February 2025
147AQI
147AQI
12th February 2025
117AQI
117AQI
13th February 2025
112AQI
112AQI
14th February 2025
106AQI
106AQI
15th February 2025
107AQI
107AQI
16th February 2025
97AQI
97AQI
17th February 2025
99AQI
99AQI
18th February 2025
104AQI
104AQI
19th February 2025
106AQI
106AQI
20th February 2025
108AQI
108AQI
21st February 2025
104AQI
104AQI
22nd February 2025
99AQI
99AQI
23rd February 2025
85AQI
85AQI
24th February 2025
92AQI
92AQI
25th February 2025
93AQI
93AQI
26th February 2025
97AQI
97AQI
27th February 2025
112AQI
112AQI
28th February 2025
109AQI
109AQI
1st March 2025
113AQI
113AQI
2nd March 2025
103AQI
103AQI
3rd March 2025
90AQI
90AQI
4th March 2025
98AQI
98AQI
5th March 2025
102AQI
102AQI
6th March 2025
105AQI
105AQI
7th March 2025
109AQI
109AQI
8th March 2025
123AQI
123AQI
9th March 2025
109AQI
109AQI
10th March 2025
110AQI
110AQI
11th March 2025
118AQI
118AQI
12th March 2025
101AQI
101AQI
13th March 2025
106AQI
106AQI
14th March 2025
100AQI
100AQI
15th March 2025
85AQI
85AQI
16th March 2025
124AQI
124AQI
17th March 2025
109AQI
109AQI
18th March 2025
99AQI
99AQI
19th March 2025
84AQI
84AQI
20th March 2025
84AQI
84AQI
21st March 2025
91AQI
91AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
70AQI
70AQI
24th March 2025
86AQI
86AQI
25th March 2025
90AQI
90AQI
26th March 2025
95AQI
95AQI
27th March 2025
92AQI
92AQI
28th March 2025
93AQI
93AQI
29th March 2025
93AQI
93AQI
30th March 2025
101AQI
101AQI
31st March 2025
102AQI
102AQI
1st April 2025
105AQI
105AQI
2nd April 2025
118AQI
118AQI
3rd April 2025
116AQI
116AQI
4th April 2025
115AQI
115AQI
5th April 2025
99AQI
99AQI
6th April 2025
64AQI
64AQI
7th April 2025
73AQI
73AQI
8th April 2025
76AQI
76AQI
9th April 2025
85AQI
85AQI
10th April 2025
84AQI
84AQI
11th April 2025
85AQI
85AQI
12th April 2025
84AQI
84AQI
13th April 2025
83AQI
83AQI
14th April 2025
83AQI
83AQI
15th April 2025
78AQI
78AQI
16th April 2025
76AQI
76AQI
17th April 2025
76AQI
76AQI
18th April 2025
77AQI
77AQI
19th April 2025
83AQI
83AQI
20th April 2025
86AQI
86AQI
21st April 2025
85AQI
85AQI
22nd April 2025
90AQI
90AQI
23rd April 2025
91AQI
91AQI
24th April 2025
90AQI
90AQI
25th April 2025
91AQI
91AQI
26th April 2025
83AQI
83AQI
27th April 2025
78AQI
78AQI
28th April 2025
76AQI
76AQI
29th April 2025
77AQI
77AQI
30th April 2025
77AQI
77AQI
1st May 2025
76AQI
76AQI
2nd May 2025
80AQI
80AQI
3rd May 2025
83AQI
83AQI
4th May 2025
73AQI
73AQI
5th May 2025
75AQI
75AQI
6th May 2025
74AQI
74AQI
7th May 2025
77AQI
77AQI
8th May 2025
83AQI
83AQI
9th May 2025
86AQI
86AQI
10th May 2025
86AQI
86AQI
11th May 2025
80AQI
80AQI
12th May 2025
73AQI
73AQI
13th May 2025
64AQI
64AQI
14th May 2025
63AQI
63AQI
15th May 2025
68AQI
68AQI
16th May 2025
75AQI
75AQI
17th May 2025
75AQI
75AQI
18th May 2025
66AQI
66AQI
19th May 2025
64AQI
64AQI
20th May 2025
64AQI
64AQI
21st May 2025
65AQI
65AQI
22nd May 2025
69AQI
69AQI
23rd May 2025
64AQI
64AQI
24th May 2025
66AQI
66AQI
25th May 2025
66AQI
66AQI
26th May 2025
54AQI
54AQI
27th May 2025
64AQI
64AQI
28th May 2025
58AQI
58AQI
29th May 2025
57AQI
57AQI
30th May 2025
58AQI
58AQI
31st May 2025
62AQI
62AQI
1st June 2025
66AQI
66AQI
2nd June 2025
68AQI
68AQI
3rd June 2025
65AQI
65AQI
4th June 2025
67AQI
67AQI
5th June 2025
72AQI
72AQI
6th June 2025
76AQI
76AQI
7th June 2025
77AQI
77AQI
8th June 2025
66AQI
66AQI
9th June 2025
66AQI
66AQI
10th June 2025
67AQI
67AQI
11th June 2025
67AQI
67AQI
12th June 2025
66AQI
66AQI
13th June 2025
65AQI
65AQI
14th June 2025
65AQI
65AQI
15th June 2025
66AQI
66AQI
16th June 2025
63AQI
63AQI
17th June 2025
59AQI
59AQI
18th June 2025
61AQI
61AQI
19th June 2025
60AQI
60AQI
20th June 2025
60AQI
60AQI
21st June 2025
63AQI
63AQI
22nd June 2025
69AQI
69AQI
23rd June 2025
66AQI
66AQI
24th June 2025
64AQI
64AQI
25th June 2025
63AQI
63AQI
26th June 2025
62AQI
62AQI
27th June 2025
61AQI
61AQI
28th June 2025
61AQI
61AQI
29th June 2025
62AQI
62AQI
30th June 2025
62AQI
62AQI
1st July 2025
61AQI
61AQI
2nd July 2025
61AQI
61AQI
3rd July 2025
58AQI
58AQI
4th July 2025
67AQI
67AQI
5th July 2025
83AQI
83AQI
6th July 2025
80AQI
80AQI
7th July 2025
89AQI
89AQI
8th July 2025
77AQI
77AQI
9th July 2025
73AQI
73AQI
10th July 2025
70AQI
70AQI
11th July 2025
69AQI
69AQI
12th July 2025
68AQI
68AQI
13th July 2025
67AQI
67AQI
14th July 2025
66AQI
66AQI
15th July 2025
64AQI
64AQI
16th July 2025
64AQI
64AQI
17th July 2025
61AQI
61AQI
18th July 2025
62AQI
62AQI
19th July 2025
62AQI
62AQI
20th July 2025
62AQI
62AQI
21st July 2025
59AQI
59AQI
22nd July 2025
59AQI
59AQI
23rd July 2025
60AQI
60AQI
24th July 2025
58AQI
58AQI
25th July 2025
62AQI
62AQI
26th July 2025
59AQI
59AQI
27th July 2025
55AQI
55AQI
28th July 2025
54AQI
54AQI
29th July 2025
61AQI
61AQI
30th July 2025
58AQI
58AQI
31st July 2025
58AQI
58AQI
1st August 2025
66AQI
66AQI
2nd August 2025
69AQI
69AQI
3rd August 2025
68AQI
68AQI
4th August 2025
70AQI
70AQI
5th August 2025
66AQI
66AQI
6th August 2025
66AQI
66AQI
7th August 2025
66AQI
66AQI
8th August 2025
69AQI
69AQI
9th August 2025
68AQI
68AQI
10th August 2025
66AQI
66AQI
11th August 2025
67AQI
67AQI
12th August 2025
69AQI
69AQI
13th August 2025
63AQI
63AQI
14th August 2025
63AQI
63AQI
15th August 2025
62AQI
62AQI
16th August 2025
60AQI
60AQI
17th August 2025
59AQI
59AQI
18th August 2025
60AQI
60AQI
19th August 2025
60AQI
60AQI
20th August 2025
62AQI
62AQI
21st August 2025
63AQI
63AQI
22nd August 2025
65AQI
65AQI
23rd August 2025
65AQI
65AQI
24th August 2025
65AQI
65AQI
25th August 2025
65AQI
65AQI
26th August 2025
65AQI
65AQI
27th August 2025
64AQI
64AQI
28th August 2025
60AQI
60AQI
29th August 2025
65AQI
65AQI
30th August 2025
66AQI
66AQI
31st August 2025
65AQI
65AQI
1st September 2025
66AQI
66AQI
2nd September 2025
63AQI
63AQI
3rd September 2025
65AQI
65AQI
4th September 2025
69AQI
69AQI
5th September 2025
66AQI
66AQI
6th September 2025
66AQI
66AQI
7th September 2025
66AQI
66AQI
8th September 2025
67AQI
67AQI
9th September 2025
75AQI
75AQI
10th September 2025
76AQI
76AQI
11th September 2025
74AQI
74AQI
12th September 2025
75AQI
75AQI
13th September 2025
79AQI
79AQI
14th September 2025
80AQI
80AQI
15th September 2025
76AQI
76AQI
16th September 2025
72AQI
72AQI
17th September 2025
70AQI
70AQI
18th September 2025
65AQI
65AQI
19th September 2025
68AQI
68AQI
20th September 2025
68AQI
68AQI
21st September 2025
66AQI
66AQI
22nd September 2025
67AQI
67AQI
23rd September 2025
64AQI
64AQI
24th September 2025
65AQI
65AQI
25th September 2025
77AQI
77AQI
26th September 2025
69AQI
69AQI
27th September 2025
54AQI
54AQI
28th September 2025
58AQI
58AQI
29th September 2025
75AQI
75AQI
30th September 2025
90AQI
90AQI
1st October 2025
100AQI
100AQI
2nd October 2025
75AQI
75AQI
3rd October 2025
82AQI
82AQI
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
127AQI
111AQI
99AQI
86AQI
70AQI
65AQI
65AQI
65AQI
70AQI
86AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202584AQI
4
26
1
10
17
1
16
15
26
4
31
30
31
31
30
3
212
62
2
Highest AQI recorded in
January127AQI
Lowest AQI recorded in
August65AQI
202471AQI
8
15
7
6
20
1
4
9
17
20
10
7
23
1
23
7
11
20
27
4
15
9
4
7
22
1
1
17
8
5
9
17
5
108
175
66
11
Highest AQI recorded in
December120AQI
Lowest AQI recorded in
August28AQI
202326AQI
24
6
20
1
5
29
26
1
25
18
10
23
8
24
3
12
9
18
5
1
3
16
13
12
11
2
2
247
60
10
10
Highest AQI recorded in
December59AQI
Lowest AQI recorded in
May4AQI
202274AQI
6
5
2
15
3
9
16
6
2
6
31
15
16
8
Highest AQI recorded in
October118AQI
Lowest AQI recorded in
December64AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
84AQILeast Polluted Year Recorded
2023(Avg.)
26AQIPSG College of Arts and Science's annual 2025 AQI (84) shows an average percentage change of 83.1% (worsened AQI) compared to previous years: 2022 (74), 2023 (26), 2024 (71).
