Bidhannagar, Kolkata, West Bengal, 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+
August Air Quality Analysis
Bidhannagar, Kolkata, West Bengal, India
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Aug 2023
165AQILowest AQI recorded on
9th Aug 2022
19AQISame Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 60 of Moderate air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Bidhannagar, Kolkata, West Bengal, India
AQI
Day
Night
.
5 AM11th Aug 2025
6 PM
4 AM12th Aug 2025
Day time
Avg. Highest Time
3PM11th Aug
76AQI
Avg. Lowest Time
8AM11th Aug
36AQI
Night time
Avg. Highest Time
10PM11th Aug
77AQI
Avg. Lowest Time
1AM12th Aug
63AQI
In the last 24 hours,
Bidhannagar's AQI reached its highest point of 77 at 10 PM during the Night, while the lowest point, 36, was recorded at 8 AM during the Day between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bidhannagar, Kolkata, West Bengal, India
JulAug
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
13th Jul 2025665 AMAQI
13th Jul 2025736 AMAQI
13th Jul 2025767 AMAQI
13th Jul 2025808 AMAQI
13th Jul 2025829 AMAQI
13th Jul 20257810 AMAQI
13th Jul 20257711 AMAQI
13th Jul 20258012 PMAQI
13th Jul 2025801 PMAQI
13th Jul 2025742 PMAQI
13th Jul 2025713 PMAQI
13th Jul 2025714 PMAQI
13th Jul 2025675 PMAQI
13th Jul 2025656 PMAQI
13th Jul 2025647 PMAQI
13th Jul 2025648 PMAQI
13th Jul 2025649 PMAQI
13th Jul 20256510 PMAQI
13th Jul 20256611 PMAQI
14th Jul 20256512 AMAQI
14th Jul 2025681 AMAQI
14th Jul 2025692 AMAQI
14th Jul 2025693 AMAQI
14th Jul 2025704 AMAQI
30°C28/33°C
14th Jul 2025655 AMAQI
14th Jul 2025496 AMAQI
14th Jul 2025467 AMAQI
14th Jul 2025538 AMAQI
14th Jul 2025599 AMAQI
14th Jul 20256010 AMAQI
14th Jul 20256011 AMAQI
14th Jul 20256112 PMAQI
14th Jul 2025591 PMAQI
14th Jul 2025602 PMAQI
14th Jul 2025603 PMAQI
14th Jul 2025594 PMAQI
14th Jul 2025625 PMAQI
14th Jul 2025626 PMAQI
14th Jul 2025657 PMAQI
14th Jul 2025678 PMAQI
14th Jul 2025679 PMAQI
14th Jul 20256610 PMAQI
14th Jul 20256511 PMAQI
15th Jul 20256412 AMAQI
15th Jul 2025651 AMAQI
15th Jul 2025642 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025664 AMAQI
26°C25/27°C
15th Jul 2025625 AMAQI
15th Jul 2025576 AMAQI
15th Jul 2025587 AMAQI
15th Jul 2025648 AMAQI
15th Jul 2025649 AMAQI
15th Jul 20256210 AMAQI
15th Jul 20256611 AMAQI
15th Jul 20256612 PMAQI
15th Jul 2025641 PMAQI
15th Jul 2025672 PMAQI
15th Jul 2025643 PMAQI
15th Jul 2025684 PMAQI
15th Jul 2025665 PMAQI
15th Jul 2025676 PMAQI
15th Jul 2025667 PMAQI
15th Jul 2025688 PMAQI
15th Jul 2025689 PMAQI
15th Jul 20256610 PMAQI
15th Jul 20256611 PMAQI
16th Jul 20256612 AMAQI
16th Jul 2025641 AMAQI
16th Jul 2025642 AMAQI
16th Jul 2025643 AMAQI
16th Jul 2025644 AMAQI
29°C26/33°C
16th Jul 2025645 AMAQI
16th Jul 2025656 AMAQI
16th Jul 2025667 AMAQI
16th Jul 2025638 AMAQI
16th Jul 2025629 AMAQI
16th Jul 20256410 AMAQI
16th Jul 20256611 AMAQI
16th Jul 20256712 PMAQI
16th Jul 2025701 PMAQI
16th Jul 2025722 PMAQI
16th Jul 2025703 PMAQI
16th Jul 2025744 PMAQI
16th Jul 2025695 PMAQI
16th Jul 2025666 PMAQI
16th Jul 2025677 PMAQI
16th Jul 2025678 PMAQI
16th Jul 2025669 PMAQI
16th Jul 20256710 PMAQI
16th Jul 20256811 PMAQI
17th Jul 20256912 AMAQI
17th Jul 2025651 AMAQI
17th Jul 2025662 AMAQI
17th Jul 2025663 AMAQI
17th Jul 2025664 AMAQI
30°C27/33°C
17th Jul 2025655 AMAQI
17th Jul 2025646 AMAQI
17th Jul 2025577 AMAQI
17th Jul 2025568 AMAQI
17th Jul 2025609 AMAQI
17th Jul 20256210 AMAQI
17th Jul 20256611 AMAQI
17th Jul 20256912 PMAQI
17th Jul 2025751 PMAQI
17th Jul 2025732 PMAQI
17th Jul 2025703 PMAQI
17th Jul 2025764 PMAQI
17th Jul 2025705 PMAQI
17th Jul 2025706 PMAQI
17th Jul 2025697 PMAQI
17th Jul 2025698 PMAQI
17th Jul 2025699 PMAQI
17th Jul 20256810 PMAQI
17th Jul 20256911 PMAQI
18th Jul 20256812 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025662 AMAQI
18th Jul 2025673 AMAQI
18th Jul 2025664 AMAQI
30°C27/35°C
18th Jul 2025655 AMAQI
18th Jul 2025616 AMAQI
18th Jul 2025627 AMAQI
18th Jul 2025668 AMAQI
18th Jul 2025659 AMAQI
18th Jul 20256610 AMAQI
18th Jul 20256611 AMAQI
18th Jul 20256812 PMAQI
18th Jul 2025701 PMAQI
18th Jul 2025712 PMAQI
18th Jul 2025723 PMAQI
18th Jul 2025704 PMAQI
18th Jul 2025675 PMAQI
18th Jul 2025686 PMAQI
18th Jul 2025697 PMAQI
18th Jul 2025748 PMAQI
18th Jul 2025729 PMAQI
18th Jul 20257010 PMAQI
18th Jul 20256911 PMAQI
19th Jul 20256912 AMAQI
19th Jul 2025671 AMAQI
19th Jul 2025672 AMAQI
19th Jul 2025683 AMAQI
19th Jul 2025674 AMAQI
30°C28/34°C
19th Jul 2025685 AMAQI
19th Jul 2025676 AMAQI
19th Jul 2025617 AMAQI
19th Jul 2025608 AMAQI
19th Jul 2025579 AMAQI
19th Jul 20255610 AMAQI
19th Jul 20256811 AMAQI
19th Jul 20258012 PMAQI
19th Jul 2025801 PMAQI
19th Jul 2025722 PMAQI
19th Jul 2025653 PMAQI
19th Jul 2025604 PMAQI
19th Jul 2025625 PMAQI
19th Jul 2025636 PMAQI
19th Jul 2025677 PMAQI
19th Jul 2025708 PMAQI
19th Jul 2025719 PMAQI
19th Jul 20257110 PMAQI
19th Jul 20257111 PMAQI
20th Jul 20256812 AMAQI
20th Jul 2025681 AMAQI
20th Jul 2025682 AMAQI
20th Jul 2025683 AMAQI
20th Jul 2025684 AMAQI
31°C28/34°C
20th Jul 2025685 AMAQI
20th Jul 2025576 AMAQI
20th Jul 2025607 AMAQI
20th Jul 2025538 AMAQI
20th Jul 2025499 AMAQI
20th Jul 20255610 AMAQI
20th Jul 20256611 AMAQI
20th Jul 20257212 PMAQI
20th Jul 2025701 PMAQI
20th Jul 2025672 PMAQI
20th Jul 2025773 PMAQI
20th Jul 2025834 PMAQI
20th Jul 2025735 PMAQI
20th Jul 2025716 PMAQI
20th Jul 2025687 PMAQI
20th Jul 2025668 PMAQI
20th Jul 2025659 PMAQI
20th Jul 20256710 PMAQI
20th Jul 20256811 PMAQI
21st Jul 20256612 AMAQI
21st Jul 2025661 AMAQI
21st Jul 2025672 AMAQI
21st Jul 2025663 AMAQI
21st Jul 2025684 AMAQI
31°C28/35°C
21st Jul 2025675 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025657 AMAQI
21st Jul 2025688 AMAQI
21st Jul 2025669 AMAQI
21st Jul 20256810 AMAQI
21st Jul 20256611 AMAQI
21st Jul 20256512 PMAQI
21st Jul 2025661 PMAQI
21st Jul 2025752 PMAQI
21st Jul 2025623 PMAQI
21st Jul 2025754 PMAQI
21st Jul 2025785 PMAQI
21st Jul 2025726 PMAQI
21st Jul 2025687 PMAQI
21st Jul 2025718 PMAQI
21st Jul 2025699 PMAQI
21st Jul 20256810 PMAQI
21st Jul 20256411 PMAQI
22nd Jul 20256712 AMAQI
22nd Jul 2025681 AMAQI
22nd Jul 2025682 AMAQI
22nd Jul 2025673 AMAQI
22nd Jul 2025684 AMAQI
31°C28/35°C
22nd Jul 2025655 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025527 AMAQI
22nd Jul 2025548 AMAQI
22nd Jul 2025559 AMAQI
22nd Jul 20255310 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20256212 PMAQI
22nd Jul 2025651 PMAQI
22nd Jul 2025612 PMAQI
22nd Jul 2025743 PMAQI
22nd Jul 2025644 PMAQI
22nd Jul 2025655 PMAQI
22nd Jul 2025666 PMAQI
22nd Jul 2025637 PMAQI
22nd Jul 2025668 PMAQI
22nd Jul 2025659 PMAQI
22nd Jul 20256610 PMAQI
22nd Jul 20256411 PMAQI
23rd Jul 20256612 AMAQI
23rd Jul 2025661 AMAQI
23rd Jul 2025662 AMAQI
23rd Jul 2025663 AMAQI
23rd Jul 2025664 AMAQI
31°C28/34°C
23rd Jul 2025625 AMAQI
23rd Jul 2025536 AMAQI
23rd Jul 2025517 AMAQI
23rd Jul 2025528 AMAQI
23rd Jul 2025569 AMAQI
23rd Jul 20255810 AMAQI
23rd Jul 20256711 AMAQI
23rd Jul 20255912 PMAQI
23rd Jul 2025601 PMAQI
23rd Jul 2025662 PMAQI
23rd Jul 2025703 PMAQI
23rd Jul 2025744 PMAQI
23rd Jul 2025595 PMAQI
23rd Jul 2025616 PMAQI
23rd Jul 2025627 PMAQI
23rd Jul 2025658 PMAQI
23rd Jul 2025629 PMAQI
23rd Jul 20256310 PMAQI
23rd Jul 20256211 PMAQI
24th Jul 20256412 AMAQI
24th Jul 2025681 AMAQI
24th Jul 2025662 AMAQI
24th Jul 2025653 AMAQI
24th Jul 2025664 AMAQI
32°C28/36°C
24th Jul 2025645 AMAQI
24th Jul 2025506 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025548 AMAQI
24th Jul 2025569 AMAQI
24th Jul 20255810 AMAQI
24th Jul 20256411 AMAQI
24th Jul 20256512 PMAQI
24th Jul 2025641 PMAQI
24th Jul 2025582 PMAQI
24th Jul 2025633 PMAQI
24th Jul 2025624 PMAQI
24th Jul 2025665 PMAQI
24th Jul 2025636 PMAQI
24th Jul 2025637 PMAQI
24th Jul 2025648 PMAQI
24th Jul 2025689 PMAQI
24th Jul 20256710 PMAQI
24th Jul 20256811 PMAQI
25th Jul 20256812 AMAQI
25th Jul 2025651 AMAQI
25th Jul 2025662 AMAQI
25th Jul 2025653 AMAQI
25th Jul 2025664 AMAQI
30°C29/32°C
25th Jul 2025705 AMAQI
25th Jul 2025636 AMAQI
25th Jul 2025677 AMAQI
25th Jul 2025628 AMAQI
25th Jul 2025559 AMAQI
25th Jul 20254810 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025381 PMAQI
25th Jul 2025532 PMAQI
25th Jul 2025473 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025635 PMAQI
25th Jul 2025626 PMAQI
25th Jul 2025647 PMAQI
25th Jul 2025628 PMAQI
25th Jul 2025629 PMAQI
25th Jul 20256410 PMAQI
25th Jul 20256311 PMAQI
26th Jul 20256212 AMAQI
26th Jul 2025661 AMAQI
26th Jul 2025672 AMAQI
26th Jul 2025643 AMAQI
26th Jul 2025664 AMAQI
29°C28/32°C
26th Jul 2025595 AMAQI
26th Jul 2025436 AMAQI
26th Jul 2025347 AMAQI
26th Jul 2025448 AMAQI
26th Jul 2025499 AMAQI
26th Jul 20255110 AMAQI
26th Jul 20255211 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025533 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025565 PMAQI
26th Jul 2025566 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025569 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20256112 AMAQI
27th Jul 2025601 AMAQI
27th Jul 2025602 AMAQI
27th Jul 2025593 AMAQI
27th Jul 2025604 AMAQI
29°C27/31°C
27th Jul 2025605 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255010 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255412 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025582 PMAQI
27th Jul 2025583 PMAQI
27th Jul 2025584 PMAQI
27th Jul 2025605 PMAQI
27th Jul 2025626 PMAQI
27th Jul 2025627 PMAQI
27th Jul 2025648 PMAQI
27th Jul 2025659 PMAQI
27th Jul 20256410 PMAQI
27th Jul 20256111 PMAQI
28th Jul 20256112 AMAQI
28th Jul 2025601 AMAQI
28th Jul 2025602 AMAQI
28th Jul 2025603 AMAQI
28th Jul 2025604 AMAQI
30°C27/34°C
28th Jul 2025605 AMAQI
28th Jul 2025646 AMAQI
28th Jul 2025687 AMAQI
28th Jul 2025698 AMAQI
28th Jul 2025649 AMAQI
28th Jul 20256510 AMAQI
28th Jul 20256611 AMAQI
28th Jul 20256612 PMAQI
28th Jul 2025691 PMAQI
28th Jul 2025622 PMAQI
28th Jul 2025573 PMAQI
28th Jul 2025714 PMAQI
28th Jul 2025635 PMAQI
28th Jul 2025626 PMAQI
28th Jul 2025617 PMAQI
28th Jul 2025628 PMAQI
28th Jul 2025619 PMAQI
28th Jul 20256110 PMAQI
28th Jul 20256211 PMAQI
29th Jul 20256212 AMAQI
29th Jul 2025641 AMAQI
29th Jul 2025642 AMAQI
29th Jul 2025643 AMAQI
29th Jul 2025634 AMAQI
29°C27/31°C
29th Jul 2025625 AMAQI
29th Jul 2025576 AMAQI
29th Jul 2025517 AMAQI
29th Jul 2025538 AMAQI
29th Jul 2025579 AMAQI
29th Jul 20256510 AMAQI
29th Jul 20257311 AMAQI
29th Jul 20257612 PMAQI
29th Jul 2025721 PMAQI
29th Jul 2025742 PMAQI
29th Jul 2025763 PMAQI
29th Jul 2025804 PMAQI
29th Jul 2025735 PMAQI
29th Jul 2025656 PMAQI
29th Jul 2025627 PMAQI
29th Jul 2025618 PMAQI
29th Jul 2025599 PMAQI
29th Jul 20256210 PMAQI
29th Jul 20256211 PMAQI
30th Jul 20255912 AMAQI
30th Jul 2025641 AMAQI
30th Jul 2025632 AMAQI
30th Jul 2025643 AMAQI
30th Jul 2025644 AMAQI
27°C27/27°C
30th Jul 2025635 AMAQI
30th Jul 2025486 AMAQI
30th Jul 2025407 AMAQI
30th Jul 2025418 AMAQI
30th Jul 2025489 AMAQI
30th Jul 20254510 AMAQI
30th Jul 20254111 AMAQI
30th Jul 20254212 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025392 PMAQI
30th Jul 2025383 PMAQI
30th Jul 2025544 PMAQI
30th Jul 2025565 PMAQI
30th Jul 2025556 PMAQI
30th Jul 2025557 PMAQI
30th Jul 2025578 PMAQI
30th Jul 2025569 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20255912 AMAQI
31st Jul 2025611 AMAQI
31st Jul 2025612 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025614 AMAQI
27°C26/28°C
31st Jul 2025615 AMAQI
31st Jul 2025616 AMAQI
31st Jul 2025577 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025419 AMAQI
31st Jul 20255210 AMAQI
31st Jul 20256211 AMAQI
31st Jul 20256612 PMAQI
31st Jul 2025721 PMAQI
31st Jul 2025642 PMAQI
31st Jul 2025603 PMAQI
31st Jul 2025544 PMAQI
31st Jul 2025685 PMAQI
31st Jul 2025706 PMAQI
31st Jul 2025717 PMAQI
31st Jul 2025758 PMAQI
31st Jul 2025789 PMAQI
31st Jul 20258110 PMAQI
31st Jul 20259011 PMAQI
1st Aug 20257312 AMAQI
1st Aug 2025681 AMAQI
1st Aug 2025682 AMAQI
1st Aug 2025703 AMAQI
1st Aug 2025684 AMAQI
28°C26/32°C
1st Aug 2025695 AMAQI
1st Aug 2025666 AMAQI
1st Aug 2025757 AMAQI
1st Aug 2025668 AMAQI
1st Aug 2025619 AMAQI
1st Aug 20257010 AMAQI
1st Aug 20257711 AMAQI
1st Aug 20257612 PMAQI
1st Aug 2025751 PMAQI
1st Aug 2025772 PMAQI
1st Aug 2025753 PMAQI
1st Aug 2025734 PMAQI
1st Aug 2025745 PMAQI
1st Aug 2025726 PMAQI
1st Aug 2025757 PMAQI
1st Aug 2025748 PMAQI
1st Aug 2025709 PMAQI
1st Aug 20257210 PMAQI
1st Aug 20258511 PMAQI
2nd Aug 20257512 AMAQI
2nd Aug 2025671 AMAQI
2nd Aug 2025682 AMAQI
2nd Aug 2025673 AMAQI
2nd Aug 2025704 AMAQI
29°C26/33°C
2nd Aug 2025745 AMAQI
2nd Aug 2025726 AMAQI
2nd Aug 2025737 AMAQI
2nd Aug 2025748 AMAQI
2nd Aug 2025849 AMAQI
2nd Aug 20258210 AMAQI
2nd Aug 20257811 AMAQI
2nd Aug 20258712 PMAQI
2nd Aug 2025911 PMAQI
2nd Aug 2025862 PMAQI
2nd Aug 2025873 PMAQI
2nd Aug 2025964 PMAQI
2nd Aug 2025865 PMAQI
2nd Aug 2025836 PMAQI
2nd Aug 2025807 PMAQI
2nd Aug 2025758 PMAQI
2nd Aug 2025789 PMAQI
2nd Aug 20258810 PMAQI
2nd Aug 20258611 PMAQI
3rd Aug 20257212 AMAQI
3rd Aug 2025741 AMAQI
3rd Aug 2025762 AMAQI
3rd Aug 2025743 AMAQI
3rd Aug 2025744 AMAQI
31°C28/35°C
3rd Aug 2025775 AMAQI
3rd Aug 2025776 AMAQI
3rd Aug 2025677 AMAQI
3rd Aug 2025848 AMAQI
3rd Aug 2025819 AMAQI
3rd Aug 20257410 AMAQI
3rd Aug 20257411 AMAQI
3rd Aug 20258412 PMAQI
3rd Aug 2025971 PMAQI
3rd Aug 2025772 PMAQI
3rd Aug 2025743 PMAQI
3rd Aug 2025724 PMAQI
3rd Aug 2025745 PMAQI
3rd Aug 2025776 PMAQI
3rd Aug 2025767 PMAQI
3rd Aug 2025738 PMAQI
3rd Aug 2025709 PMAQI
3rd Aug 20257210 PMAQI
3rd Aug 20257211 PMAQI
4th Aug 20258012 AMAQI
4th Aug 2025771 AMAQI
4th Aug 2025802 AMAQI
4th Aug 2025783 AMAQI
4th Aug 2025784 AMAQI
30°C28/33°C
4th Aug 2025785 AMAQI
4th Aug 2025626 AMAQI
4th Aug 2025617 AMAQI
4th Aug 2025668 AMAQI
4th Aug 2025629 AMAQI
4th Aug 20257210 AMAQI
4th Aug 20257011 AMAQI
4th Aug 20257312 PMAQI
4th Aug 2025631 PMAQI
4th Aug 2025792 PMAQI
4th Aug 20251063 PMAQI
4th Aug 2025904 PMAQI
4th Aug 2025865 PMAQI
4th Aug 2025876 PMAQI
4th Aug 2025867 PMAQI
4th Aug 2025838 PMAQI
4th Aug 2025879 PMAQI
4th Aug 20259810 PMAQI
4th Aug 202511411 PMAQI
5th Aug 20259112 AMAQI
5th Aug 2025801 AMAQI
5th Aug 2025762 AMAQI
5th Aug 2025713 AMAQI
5th Aug 2025714 AMAQI
30°C27/33°C
5th Aug 2025755 AMAQI
5th Aug 2025766 AMAQI
5th Aug 2025677 AMAQI
5th Aug 2025818 AMAQI
5th Aug 2025649 AMAQI
5th Aug 20256010 AMAQI
5th Aug 20257011 AMAQI
5th Aug 20258012 PMAQI
5th Aug 2025891 PMAQI
5th Aug 20251002 PMAQI
5th Aug 2025993 PMAQI
5th Aug 2025934 PMAQI
5th Aug 2025795 PMAQI
5th Aug 2025736 PMAQI
5th Aug 2025817 PMAQI
5th Aug 2025798 PMAQI
5th Aug 2025799 PMAQI
5th Aug 20259510 PMAQI
5th Aug 20258411 PMAQI
6th Aug 20258012 AMAQI
6th Aug 2025781 AMAQI
6th Aug 2025752 AMAQI
6th Aug 2025763 AMAQI
6th Aug 2025744 AMAQI
30°C27/34°C
6th Aug 2025725 AMAQI
6th Aug 2025626 AMAQI
6th Aug 2025557 AMAQI
6th Aug 2025728 AMAQI
6th Aug 2025689 AMAQI
6th Aug 20257810 AMAQI
6th Aug 20257911 AMAQI
6th Aug 20259712 PMAQI
6th Aug 20251001 PMAQI
6th Aug 2025952 PMAQI
6th Aug 2025803 PMAQI
6th Aug 2025924 PMAQI
6th Aug 2025845 PMAQI
6th Aug 2025846 PMAQI
6th Aug 2025817 PMAQI
6th Aug 2025808 PMAQI
6th Aug 2025829 PMAQI
6th Aug 20258210 PMAQI
6th Aug 20258411 PMAQI
7th Aug 20258012 AMAQI
7th Aug 2025771 AMAQI
7th Aug 2025762 AMAQI
7th Aug 2025803 AMAQI
7th Aug 2025784 AMAQI
29°C28/31°C
7th Aug 2025805 AMAQI
7th Aug 2025886 AMAQI
7th Aug 2025987 AMAQI
7th Aug 20251068 AMAQI
7th Aug 20251059 AMAQI
7th Aug 202511510 AMAQI
7th Aug 20258311 AMAQI
7th Aug 20258012 PMAQI
7th Aug 2025821 PMAQI
7th Aug 2025872 PMAQI
7th Aug 2025923 PMAQI
7th Aug 2025964 PMAQI
7th Aug 2025875 PMAQI
7th Aug 2025886 PMAQI
7th Aug 2025867 PMAQI
7th Aug 2025848 PMAQI
7th Aug 2025839 PMAQI
7th Aug 20258010 PMAQI
7th Aug 20257511 PMAQI
8th Aug 20257812 AMAQI
8th Aug 2025831 AMAQI
8th Aug 2025842 AMAQI
8th Aug 2025853 AMAQI
8th Aug 2025824 AMAQI
29°C27/32°C
8th Aug 2025775 AMAQI
8th Aug 2025586 AMAQI
8th Aug 2025617 AMAQI
8th Aug 2025628 AMAQI
8th Aug 2025629 AMAQI
8th Aug 20256210 AMAQI
8th Aug 20256911 AMAQI
8th Aug 20257212 PMAQI
8th Aug 2025751 PMAQI
8th Aug 2025792 PMAQI
8th Aug 2025903 PMAQI
8th Aug 2025844 PMAQI
8th Aug 2025755 PMAQI
8th Aug 2025766 PMAQI
8th Aug 2025757 PMAQI
8th Aug 2025768 PMAQI
8th Aug 2025739 PMAQI
8th Aug 20257410 PMAQI
8th Aug 20257211 PMAQI
9th Aug 20257112 AMAQI
9th Aug 2025761 AMAQI
9th Aug 2025762 AMAQI
9th Aug 2025783 AMAQI
9th Aug 2025744 AMAQI
28°C27/30°C
9th Aug 2025645 AMAQI
9th Aug 2025536 AMAQI
9th Aug 2025527 AMAQI
9th Aug 2025448 AMAQI
9th Aug 2025499 AMAQI
9th Aug 20254810 AMAQI
9th Aug 20255311 AMAQI
9th Aug 20255312 PMAQI
9th Aug 2025501 PMAQI
9th Aug 2025482 PMAQI
9th Aug 2025513 PMAQI
9th Aug 2025494 PMAQI
9th Aug 2025565 PMAQI
9th Aug 2025606 PMAQI
9th Aug 2025597 PMAQI
9th Aug 2025618 PMAQI
9th Aug 2025629 PMAQI
9th Aug 20256010 PMAQI
9th Aug 20256011 PMAQI
10th Aug 20256712 AMAQI
10th Aug 2025681 AMAQI
10th Aug 2025672 AMAQI
10th Aug 2025673 AMAQI
10th Aug 2025664 AMAQI
30°C27/34°C
10th Aug 2025675 AMAQI
10th Aug 2025386 AMAQI
10th Aug 2025607 AMAQI
10th Aug 2025548 AMAQI
10th Aug 2025489 AMAQI
10th Aug 20255010 AMAQI
10th Aug 20255311 AMAQI
10th Aug 20255412 PMAQI
10th Aug 2025571 PMAQI
10th Aug 2025612 PMAQI
10th Aug 2025613 PMAQI
10th Aug 2025624 PMAQI
10th Aug 2025605 PMAQI
10th Aug 2025606 PMAQI
10th Aug 2025587 PMAQI
10th Aug 2025588 PMAQI
10th Aug 2025599 PMAQI
10th Aug 20256010 PMAQI
10th Aug 20256211 PMAQI
11th Aug 20256312 AMAQI
11th Aug 2025661 AMAQI
11th Aug 2025632 AMAQI
11th Aug 2025643 AMAQI
11th Aug 2025644 AMAQI
30°C27/35°C
11th Aug 2025605 AMAQI
11th Aug 2025516 AMAQI
11th Aug 2025557 AMAQI
11th Aug 2025368 AMAQI
11th Aug 2025429 AMAQI
11th Aug 20255010 AMAQI
11th Aug 20255611 AMAQI
11th Aug 20256212 PMAQI
11th Aug 2025601 PMAQI
11th Aug 2025672 PMAQI
11th Aug 2025763 PMAQI
11th Aug 2025724 PMAQI
11th Aug 2025705 PMAQI
11th Aug 2025706 PMAQI
11th Aug 2025697 PMAQI
11th Aug 2025728 PMAQI
11th Aug 2025759 PMAQI
11th Aug 20257710 PMAQI
11th Aug 20257611 PMAQI
12th Aug 20256712 AMAQI
12th Aug 2025631 AMAQI
12th Aug 2025642 AMAQI
12th Aug 2025643 AMAQI
12th Aug 2025644 AMAQI
30°C28/34°C
12th Aug 2025665 AMAQI
5 AM12th Aug 2025666 AMAQI
12th Aug 2025707 AMAQI
12th Aug 2025678 AMAQI
12th Aug 2025779 AMAQI
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
66AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
6 AM - 6 PM
66AQI
13 hours / Day
390 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 PM (Avg. 66), while the lowest AQI was between 6 AM to 6 PM (Avg. 66).
Night time
Avg. Highest Time
12 AM - 11 PM
69AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
69AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 69), while the lowest AQI was between 12 AM to 11 PM (Avg. 69).
2025 Days Vs Air Quality
Bidhannagar, Kolkata, West Bengal, India
2025
56%
125
26%
57
18%
41
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Good
0 DaysModerate
125 DaysPoor
57 DaysUnhealthy
41 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 224 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
Bidhannagar, Kolkata, West Bengal, 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.
1st January 2025
181AQI
181AQI
2nd January 2025
166AQI
166AQI
3rd January 2025
183AQI
183AQI
4th January 2025
179AQI
179AQI
5th January 2025
175AQI
175AQI
6th January 2025
170AQI
170AQI
7th January 2025
176AQI
176AQI
8th January 2025
150AQI
150AQI
9th January 2025
161AQI
161AQI
10th January 2025
177AQI
177AQI
11th January 2025
185AQI
185AQI
12th January 2025
184AQI
184AQI
13th January 2025
188AQI
188AQI
14th January 2025
185AQI
185AQI
15th January 2025
163AQI
163AQI
16th January 2025
171AQI
171AQI
17th January 2025
165AQI
165AQI
18th January 2025
167AQI
167AQI
19th January 2025
158AQI
158AQI
20th January 2025
167AQI
167AQI
21st January 2025
172AQI
172AQI
22nd January 2025
173AQI
173AQI
23rd January 2025
181AQI
181AQI
24th January 2025
182AQI
182AQI
25th January 2025
180AQI
180AQI
26th January 2025
155AQI
155AQI
27th January 2025
168AQI
168AQI
28th January 2025
170AQI
170AQI
29th January 2025
161AQI
161AQI
30th January 2025
148AQI
148AQI
31st January 2025
143AQI
143AQI
1st February 2025
137AQI
137AQI
2nd February 2025
158AQI
158AQI
3rd February 2025
154AQI
154AQI
4th February 2025
153AQI
153AQI
5th February 2025
169AQI
169AQI
6th February 2025
155AQI
155AQI
7th February 2025
142AQI
142AQI
8th February 2025
150AQI
150AQI
9th February 2025
158AQI
158AQI
10th February 2025
162AQI
162AQI
11th February 2025
150AQI
150AQI
12th February 2025
144AQI
144AQI
13th February 2025
136AQI
136AQI
14th February 2025
152AQI
152AQI
15th February 2025
155AQI
155AQI
16th February 2025
136AQI
136AQI
17th February 2025
125AQI
125AQI
18th February 2025
129AQI
129AQI
19th February 2025
131AQI
131AQI
20th February 2025
126AQI
126AQI
21st February 2025
130AQI
130AQI
22nd February 2025
126AQI
126AQI
23rd February 2025
134AQI
134AQI
24th February 2025
141AQI
141AQI
25th February 2025
154AQI
154AQI
26th February 2025
151AQI
151AQI
27th February 2025
161AQI
161AQI
28th February 2025
157AQI
157AQI
1st March 2025
127AQI
127AQI
2nd March 2025
138AQI
138AQI
3rd March 2025
136AQI
136AQI
4th March 2025
128AQI
128AQI
5th March 2025
144AQI
144AQI
6th March 2025
126AQI
126AQI
7th March 2025
146AQI
146AQI
8th March 2025
134AQI
134AQI
9th March 2025
133AQI
133AQI
10th March 2025
128AQI
128AQI
11th March 2025
111AQI
111AQI
12th March 2025
124AQI
124AQI
13th March 2025
103AQI
103AQI
14th March 2025
113AQI
113AQI
15th March 2025
101AQI
101AQI
16th March 2025
99AQI
99AQI
17th March 2025
103AQI
103AQI
18th March 2025
103AQI
103AQI
19th March 2025
129AQI
129AQI
20th March 2025
101AQI
101AQI
21st March 2025
112AQI
112AQI
22nd March 2025
83AQI
83AQI
23rd March 2025
112AQI
112AQI
24th March 2025
126AQI
126AQI
25th March 2025
138AQI
138AQI
26th March 2025
106AQI
106AQI
27th March 2025
122AQI
122AQI
28th March 2025
129AQI
129AQI
29th March 2025
141AQI
141AQI
30th March 2025
130AQI
130AQI
31st March 2025
113AQI
113AQI
1st April 2025
103AQI
103AQI
2nd April 2025
89AQI
89AQI
3rd April 2025
90AQI
90AQI
4th April 2025
108AQI
108AQI
5th April 2025
104AQI
104AQI
6th April 2025
92AQI
92AQI
7th April 2025
80AQI
80AQI
8th April 2025
75AQI
75AQI
9th April 2025
68AQI
68AQI
10th April 2025
67AQI
67AQI
11th April 2025
67AQI
67AQI
12th April 2025
73AQI
73AQI
13th April 2025
75AQI
75AQI
14th April 2025
80AQI
80AQI
15th April 2025
85AQI
85AQI
16th April 2025
90AQI
90AQI
17th April 2025
74AQI
74AQI
18th April 2025
71AQI
71AQI
19th April 2025
91AQI
91AQI
20th April 2025
95AQI
95AQI
21st April 2025
88AQI
88AQI
22nd April 2025
84AQI
84AQI
23rd April 2025
96AQI
96AQI
24th April 2025
85AQI
85AQI
25th April 2025
81AQI
81AQI
26th April 2025
68AQI
68AQI
27th April 2025
85AQI
85AQI
28th April 2025
98AQI
98AQI
29th April 2025
75AQI
75AQI
30th April 2025
82AQI
82AQI
1st May 2025
78AQI
78AQI
2nd May 2025
75AQI
75AQI
3rd May 2025
77AQI
77AQI
4th May 2025
77AQI
77AQI
5th May 2025
82AQI
82AQI
6th May 2025
84AQI
84AQI
7th May 2025
90AQI
90AQI
8th May 2025
89AQI
89AQI
9th May 2025
90AQI
90AQI
10th May 2025
102AQI
102AQI
11th May 2025
104AQI
104AQI
12th May 2025
95AQI
95AQI
13th May 2025
87AQI
87AQI
14th May 2025
89AQI
89AQI
15th May 2025
79AQI
79AQI
16th May 2025
80AQI
80AQI
17th May 2025
74AQI
74AQI
18th May 2025
65AQI
65AQI
19th May 2025
60AQI
60AQI
20th May 2025
60AQI
60AQI
21st May 2025
63AQI
63AQI
22nd May 2025
72AQI
72AQI
23rd May 2025
63AQI
63AQI
24th May 2025
67AQI
67AQI
25th May 2025
62AQI
62AQI
26th May 2025
58AQI
58AQI
27th May 2025
58AQI
58AQI
28th May 2025
59AQI
59AQI
29th May 2025
60AQI
60AQI
30th May 2025
64AQI
64AQI
31st May 2025
79AQI
79AQI
1st June 2025
88AQI
88AQI
2nd June 2025
108AQI
108AQI
3rd June 2025
96AQI
96AQI
4th June 2025
83AQI
83AQI
5th June 2025
84AQI
84AQI
6th June 2025
89AQI
89AQI
7th June 2025
103AQI
103AQI
8th June 2025
106AQI
106AQI
9th June 2025
104AQI
104AQI
10th June 2025
103AQI
103AQI
11th June 2025
90AQI
90AQI
12th June 2025
73AQI
73AQI
13th June 2025
68AQI
68AQI
14th June 2025
71AQI
71AQI
15th June 2025
68AQI
68AQI
16th June 2025
62AQI
62AQI
17th June 2025
63AQI
63AQI
18th June 2025
63AQI
63AQI
19th June 2025
63AQI
63AQI
20th June 2025
64AQI
64AQI
21st June 2025
73AQI
73AQI
22nd June 2025
83AQI
83AQI
23rd June 2025
77AQI
77AQI
24th June 2025
69AQI
69AQI
25th June 2025
68AQI
68AQI
26th June 2025
62AQI
62AQI
27th June 2025
60AQI
60AQI
28th June 2025
67AQI
67AQI
29th June 2025
66AQI
66AQI
30th June 2025
69AQI
69AQI
1st July 2025
67AQI
67AQI
2nd July 2025
62AQI
62AQI
3rd July 2025
62AQI
62AQI
4th July 2025
67AQI
67AQI
5th July 2025
69AQI
69AQI
6th July 2025
67AQI
67AQI
7th July 2025
64AQI
64AQI
8th July 2025
60AQI
60AQI
9th July 2025
62AQI
62AQI
10th July 2025
61AQI
61AQI
11th July 2025
64AQI
64AQI
12th July 2025
66AQI
66AQI
13th July 2025
69AQI
69AQI
14th July 2025
63AQI
63AQI
15th July 2025
65AQI
65AQI
16th July 2025
67AQI
67AQI
17th July 2025
67AQI
67AQI
18th July 2025
68AQI
68AQI
19th July 2025
67AQI
67AQI
20th July 2025
67AQI
67AQI
21st July 2025
68AQI
68AQI
22nd July 2025
63AQI
63AQI
23rd July 2025
62AQI
62AQI
24th July 2025
63AQI
63AQI
25th July 2025
60AQI
60AQI
26th July 2025
55AQI
55AQI
27th July 2025
59AQI
59AQI
28th July 2025
63AQI
63AQI
29th July 2025
64AQI
64AQI
30th July 2025
53AQI
53AQI
31st July 2025
65AQI
65AQI
1st August 2025
72AQI
72AQI
2nd August 2025
79AQI
79AQI
3rd August 2025
76AQI
76AQI
4th August 2025
81AQI
81AQI
5th August 2025
79AQI
79AQI
6th August 2025
79AQI
79AQI
7th August 2025
86AQI
86AQI
8th August 2025
75AQI
75AQI
9th August 2025
60AQI
60AQI
10th August 2025
59AQI
59AQI
11th August 2025
60AQI
60AQI
170AQI
146AQI
121AQI
84AQI
76AQI
78AQI
64AQI
73AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
2025104AQI
3
28
15
13
2
29
27
3
29
2
25
5
31
11
125
57
41
Highest AQI recorded in
January170AQI
Lowest AQI recorded in
July64AQI
2024116AQI
1
9
20
1
6
16
7
9
14
8
6
22
2
10
20
1
4
26
10
21
1
25
5
8
15
6
1
18
12
1
1
11
17
1
3
28
33
141
81
82
28
1
Highest AQI recorded in
January214AQI
Lowest AQI recorded in
July60AQI
2023117AQI
5
23
3
17
11
10
18
3
9
15
1
1
25
2
6
21
3
21
7
1
16
8
4
5
21
3
1
8
11
12
5
19
5
2
4
21
3
34
119
91
95
11
Highest AQI recorded in
November178AQI
Lowest AQI recorded in
July41AQI
2022108AQI
21
1
11
15
3
13
15
28
2
3
25
3
9
19
28
3
10
2
9
19
7
9
3
8
5
21
2
1
15
15
66
109
38
95
17
Highest AQI recorded in
December199AQI
Lowest AQI recorded in
July36AQI
2021121AQI
27
4
4
24
3
9
16
11
17
2
4
26
26
4
6
19
6
4
13
14
6
20
4
8
6
17
1
8
20
1
1
1
5
22
2
21
128
77
128
7
Highest AQI recorded in
January180AQI
Lowest AQI recorded in
May69AQI
202081AQI
1
5
5
4
19
5
1
1
11
19
11
18
21
10
20
10
21
8
1
10
11
9
1
2
1
6
16
27
4
101
101
26
45
5
Highest AQI recorded in
December189AQI
Lowest AQI recorded in
August42AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
121AQILeast Polluted Year Recorded
2020(Avg.)
81AQIBidhannagar's annual 2025 AQI (104) shows an average percentage change of -2.6% (improved AQI) compared to previous years: 2020 (81), 2021 (121), 2022 (108), 2023 (117), 2024 (116).
