Country Background

Defence Colony, New Delhi, Delhi, 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

Defence Colony, New Delhi, Delhi, India

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
21st Oct 2025
367AQI
Lowest AQI recorded on
9th Oct 2022
27AQI


Same Day Analysis (22nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 279 of Severe air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025

Defence Colony, New Delhi, Delhi, India

AQI
Day
Night
.

6 AM22nd Oct 2025

6 PM

5 AM23rd Oct 2025

Day time
Avg. Highest Time
9AM22nd Oct

379AQI

Avg. Lowest Time
4PM22nd Oct

182AQI

Night time
Avg. Highest Time
2AM23rd Oct

264AQI

Avg. Lowest Time
7PM22nd Oct

186AQI

In the last 24 hours,

Defence Colony's AQI reached its highest point of 379 at 9 AM during the Day, while the lowest point, 182, was recorded at 4 PM during the Day between 22nd Oct and 23rd Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Defence Colony, New Delhi, Delhi, India

SepOct
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
23rd Sep 20251046 AMAQI
23rd Sep 20251027 AMAQI
23rd Sep 20251208 AMAQI
23rd Sep 20251219 AMAQI
23rd Sep 202511610 AMAQI
23rd Sep 202510311 AMAQI
23rd Sep 20259812 PMAQI
23rd Sep 2025951 PMAQI
23rd Sep 2025922 PMAQI
23rd Sep 2025903 PMAQI
23rd Sep 2025834 PMAQI
23rd Sep 2025915 PMAQI
23rd Sep 2025906 PMAQI
23rd Sep 2025897 PMAQI
23rd Sep 2025948 PMAQI
23rd Sep 20251019 PMAQI
23rd Sep 202510810 PMAQI
23rd Sep 202511011 PMAQI
24th Sep 202511112 AMAQI
24th Sep 20251061 AMAQI
24th Sep 20251082 AMAQI
24th Sep 20251083 AMAQI
24th Sep 20251064 AMAQI
24th Sep 20251065 AMAQI

32°C28/37°C

24th Sep 20251326 AMAQI
24th Sep 20251207 AMAQI
24th Sep 20251128 AMAQI
24th Sep 20251199 AMAQI
24th Sep 202511010 AMAQI
24th Sep 202510311 AMAQI
24th Sep 202510712 PMAQI
24th Sep 20251081 PMAQI
24th Sep 2025942 PMAQI
24th Sep 2025943 PMAQI
24th Sep 2025864 PMAQI
24th Sep 2025865 PMAQI
24th Sep 2025886 PMAQI
24th Sep 2025927 PMAQI
24th Sep 2025988 PMAQI
24th Sep 20251089 PMAQI
24th Sep 202511610 PMAQI
24th Sep 202511611 PMAQI
25th Sep 202511412 AMAQI
25th Sep 20251071 AMAQI
25th Sep 20251062 AMAQI
25th Sep 20251063 AMAQI
25th Sep 20251074 AMAQI
25th Sep 20251065 AMAQI

32°C28/37°C

25th Sep 20251146 AMAQI
25th Sep 20251107 AMAQI
25th Sep 20251108 AMAQI
25th Sep 2025979 AMAQI
25th Sep 202510310 AMAQI
25th Sep 20258011 AMAQI
25th Sep 20257912 PMAQI
25th Sep 2025761 PMAQI
25th Sep 2025772 PMAQI
25th Sep 2025713 PMAQI
25th Sep 2025674 PMAQI
25th Sep 2025705 PMAQI
25th Sep 2025726 PMAQI
25th Sep 2025757 PMAQI
25th Sep 2025878 PMAQI
25th Sep 2025969 PMAQI
25th Sep 202510110 PMAQI
25th Sep 202511311 PMAQI
26th Sep 202511112 AMAQI
26th Sep 20251041 AMAQI
26th Sep 20251062 AMAQI
26th Sep 20251013 AMAQI
26th Sep 2025964 AMAQI
26th Sep 2025945 AMAQI

32°C28/37°C

26th Sep 2025956 AMAQI
26th Sep 2025967 AMAQI
26th Sep 20251208 AMAQI
26th Sep 20251289 AMAQI
26th Sep 202511910 AMAQI
26th Sep 202511011 AMAQI
26th Sep 202510012 PMAQI
26th Sep 2025941 PMAQI
26th Sep 2025872 PMAQI
26th Sep 2025823 PMAQI
26th Sep 2025774 PMAQI
26th Sep 2025765 PMAQI
26th Sep 2025776 PMAQI
26th Sep 2025797 PMAQI
26th Sep 2025848 PMAQI
26th Sep 20251019 PMAQI
26th Sep 202511410 PMAQI
26th Sep 202511411 PMAQI
27th Sep 202510812 AMAQI
27th Sep 20251051 AMAQI
27th Sep 20251222 AMAQI
27th Sep 20251103 AMAQI
27th Sep 2025994 AMAQI
27th Sep 20251095 AMAQI

32°C28/37°C

27th Sep 20251166 AMAQI
27th Sep 20251297 AMAQI
27th Sep 20251338 AMAQI
27th Sep 20251259 AMAQI
27th Sep 202513110 AMAQI
27th Sep 202514711 AMAQI
27th Sep 202515312 PMAQI
27th Sep 20251531 PMAQI
27th Sep 20251522 PMAQI
27th Sep 20251503 PMAQI
27th Sep 20251504 PMAQI
27th Sep 20251385 PMAQI
27th Sep 20251416 PMAQI
27th Sep 20251537 PMAQI
27th Sep 20251498 PMAQI
27th Sep 20251519 PMAQI
27th Sep 202516510 PMAQI
27th Sep 202516611 PMAQI
28th Sep 202516912 AMAQI
28th Sep 20251741 AMAQI
28th Sep 20251652 AMAQI
28th Sep 20251333 AMAQI
28th Sep 20251004 AMAQI
28th Sep 2025885 AMAQI

32°C28/37°C

28th Sep 2025796 AMAQI
28th Sep 2025777 AMAQI
28th Sep 2025778 AMAQI
28th Sep 2025829 AMAQI
28th Sep 20257910 AMAQI
28th Sep 20258211 AMAQI
28th Sep 20258512 PMAQI
28th Sep 2025771 PMAQI
28th Sep 2025702 PMAQI
28th Sep 2025683 PMAQI
28th Sep 2025674 PMAQI
28th Sep 2025675 PMAQI
28th Sep 2025686 PMAQI
28th Sep 2025717 PMAQI
28th Sep 2025798 PMAQI
28th Sep 2025919 PMAQI
28th Sep 20259210 PMAQI
28th Sep 20258011 PMAQI
29th Sep 20257512 AMAQI
29th Sep 2025861 AMAQI
29th Sep 20251202 AMAQI
29th Sep 20251333 AMAQI
29th Sep 20251164 AMAQI
29th Sep 20251125 AMAQI

32°C29/36°C

29th Sep 20251126 AMAQI
29th Sep 20251107 AMAQI
29th Sep 20251168 AMAQI
29th Sep 20251189 AMAQI
29th Sep 202511310 AMAQI
29th Sep 20258611 AMAQI
29th Sep 20258112 PMAQI
29th Sep 2025821 PMAQI
29th Sep 2025792 PMAQI
29th Sep 2025773 PMAQI
29th Sep 2025794 PMAQI
29th Sep 2025865 PMAQI
29th Sep 2025896 PMAQI
29th Sep 2025997 PMAQI
29th Sep 20251138 PMAQI
29th Sep 2025969 PMAQI
29th Sep 202510410 PMAQI
29th Sep 20256111 PMAQI
30th Sep 202511712 AMAQI
30th Sep 20251351 AMAQI
30th Sep 20251202 AMAQI
30th Sep 20251343 AMAQI
30th Sep 20251404 AMAQI
30th Sep 20251385 AMAQI

33°C29/37°C

30th Sep 20251366 AMAQI
30th Sep 20251297 AMAQI
30th Sep 20251238 AMAQI
30th Sep 20251859 AMAQI
30th Sep 202518010 AMAQI
30th Sep 202513011 AMAQI
30th Sep 202511812 PMAQI
30th Sep 20251181 PMAQI
30th Sep 20251082 PMAQI
30th Sep 20251043 PMAQI
30th Sep 20251024 PMAQI
30th Sep 20251235 PMAQI
30th Sep 2025996 PMAQI
30th Sep 2025947 PMAQI
30th Sep 20251168 PMAQI
30th Sep 20251289 PMAQI
30th Sep 202511510 PMAQI
30th Sep 202512211 PMAQI
1st Oct 20258312 AMAQI
1st Oct 2025681 AMAQI
1st Oct 2025652 AMAQI
1st Oct 2025593 AMAQI
1st Oct 2025614 AMAQI
1st Oct 2025625 AMAQI

30°C29/33°C

1st Oct 2025576 AMAQI
1st Oct 2025787 AMAQI
1st Oct 20251158 AMAQI
1st Oct 2025659 AMAQI
1st Oct 202511010 AMAQI
1st Oct 202512611 AMAQI
1st Oct 202514312 PMAQI
1st Oct 20251361 PMAQI
1st Oct 20251302 PMAQI
1st Oct 20251313 PMAQI
1st Oct 20251314 PMAQI
1st Oct 20251365 PMAQI
1st Oct 20251406 PMAQI
1st Oct 20251467 PMAQI
1st Oct 20251398 PMAQI
1st Oct 20251459 PMAQI
1st Oct 202515610 PMAQI
1st Oct 202515611 PMAQI
2nd Oct 202516212 AMAQI
2nd Oct 20251581 AMAQI
2nd Oct 20251542 AMAQI
2nd Oct 20251243 AMAQI
2nd Oct 2025934 AMAQI
2nd Oct 2025845 AMAQI

30°C26/35°C

2nd Oct 2025766 AMAQI
2nd Oct 2025777 AMAQI
2nd Oct 2025778 AMAQI
2nd Oct 2025849 AMAQI
2nd Oct 202510010 AMAQI
2nd Oct 202510911 AMAQI
2nd Oct 202511312 PMAQI
2nd Oct 20251291 PMAQI
2nd Oct 20251602 PMAQI
2nd Oct 20251523 PMAQI
2nd Oct 20251464 PMAQI
2nd Oct 20251385 PMAQI
2nd Oct 20251476 PMAQI
2nd Oct 20251387 PMAQI
2nd Oct 20251398 PMAQI
2nd Oct 20251389 PMAQI
2nd Oct 202513310 PMAQI
2nd Oct 202513111 PMAQI
3rd Oct 202513712 AMAQI
3rd Oct 20251281 AMAQI
3rd Oct 20251192 AMAQI
3rd Oct 2025923 AMAQI
3rd Oct 2025954 AMAQI
3rd Oct 2025915 AMAQI

30°C27/35°C

3rd Oct 2025906 AMAQI
3rd Oct 2025867 AMAQI
3rd Oct 2025898 AMAQI
3rd Oct 2025829 AMAQI
3rd Oct 20257710 AMAQI
3rd Oct 20257711 AMAQI
3rd Oct 20257412 PMAQI
3rd Oct 2025701 PMAQI
3rd Oct 2025682 PMAQI
3rd Oct 2025733 PMAQI
3rd Oct 2025764 PMAQI
3rd Oct 2025705 PMAQI
3rd Oct 2025936 PMAQI
3rd Oct 2025917 PMAQI
3rd Oct 20251018 PMAQI
3rd Oct 20251179 PMAQI
3rd Oct 202513510 PMAQI
3rd Oct 202515811 PMAQI
4th Oct 202515912 AMAQI
4th Oct 20251511 AMAQI
4th Oct 20251472 AMAQI
4th Oct 20251543 AMAQI
4th Oct 20251634 AMAQI
4th Oct 20251565 AMAQI

30°C26/34°C

4th Oct 20251606 AMAQI
4th Oct 20251657 AMAQI
4th Oct 20251698 AMAQI
4th Oct 20251699 AMAQI
4th Oct 202515910 AMAQI
4th Oct 202515911 AMAQI
4th Oct 202516912 PMAQI
4th Oct 20251651 PMAQI
4th Oct 20251512 PMAQI
4th Oct 20251363 PMAQI
4th Oct 20251364 PMAQI
4th Oct 20251425 PMAQI
4th Oct 20251386 PMAQI
4th Oct 20251537 PMAQI
4th Oct 20251538 PMAQI
4th Oct 20251589 PMAQI
4th Oct 202517010 PMAQI
4th Oct 202517611 PMAQI
5th Oct 202518112 AMAQI
5th Oct 20251831 AMAQI
5th Oct 20251822 AMAQI
5th Oct 20251783 AMAQI
5th Oct 20251734 AMAQI
5th Oct 20251645 AMAQI

32°C28/35°C

5th Oct 20251726 AMAQI
5th Oct 20251717 AMAQI
5th Oct 20251708 AMAQI
5th Oct 20251649 AMAQI
5th Oct 202515910 AMAQI
5th Oct 202515511 AMAQI
5th Oct 202515912 PMAQI
5th Oct 20251351 PMAQI
5th Oct 20251142 PMAQI
5th Oct 20251363 PMAQI
5th Oct 20251584 PMAQI
5th Oct 20251595 PMAQI
5th Oct 20251546 PMAQI
5th Oct 20251547 PMAQI
5th Oct 20251488 PMAQI
5th Oct 20251539 PMAQI
5th Oct 202516710 PMAQI
5th Oct 202517511 PMAQI
6th Oct 202516812 AMAQI
6th Oct 20251631 AMAQI
6th Oct 20251672 AMAQI
6th Oct 20251573 AMAQI
6th Oct 20251064 AMAQI
6th Oct 2025725 AMAQI

32°C29/37°C

6th Oct 2025716 AMAQI
6th Oct 2025697 AMAQI
6th Oct 2025758 AMAQI
6th Oct 2025739 AMAQI
6th Oct 20258010 AMAQI
6th Oct 20259911 AMAQI
6th Oct 202511412 PMAQI
6th Oct 20251251 PMAQI
6th Oct 20251192 PMAQI
6th Oct 20251263 PMAQI
6th Oct 20251144 PMAQI
6th Oct 20251135 PMAQI
6th Oct 20251246 PMAQI
6th Oct 20251127 PMAQI
6th Oct 20251198 PMAQI
6th Oct 20251139 PMAQI
6th Oct 202512010 PMAQI

26°C21/33°C

7th Oct 2025945 PMAQI
7th Oct 2025686 PMAQI
7th Oct 2025687 PMAQI
7th Oct 2025708 PMAQI
7th Oct 2025609 PMAQI
7th Oct 20256310 PMAQI
7th Oct 20257411 PMAQI
8th Oct 20258012 AMAQI
8th Oct 2025821 AMAQI
8th Oct 2025782 AMAQI
8th Oct 2025733 AMAQI
8th Oct 2025674 AMAQI
8th Oct 2025705 AMAQI

26°C22/31°C

8th Oct 2025786 AMAQI
8th Oct 2025987 AMAQI
8th Oct 20251088 AMAQI
8th Oct 20251229 AMAQI
8th Oct 202511010 AMAQI
8th Oct 202512811 AMAQI
8th Oct 202512412 PMAQI
8th Oct 20251401 PMAQI
8th Oct 20251462 PMAQI
8th Oct 20251413 PMAQI
8th Oct 20251404 PMAQI
8th Oct 20251385 PMAQI
8th Oct 20251356 PMAQI
8th Oct 20251387 PMAQI
8th Oct 20251548 PMAQI
8th Oct 20251489 PMAQI
8th Oct 202515210 PMAQI
8th Oct 202515811 PMAQI
9th Oct 202516112 AMAQI
9th Oct 20251561 AMAQI
9th Oct 20251502 AMAQI
9th Oct 20251443 AMAQI
9th Oct 20251334 AMAQI
9th Oct 20251385 AMAQI

27°C23/31°C

9th Oct 20251336 AMAQI
9th Oct 20251417 AMAQI
9th Oct 20251298 AMAQI
9th Oct 20251279 AMAQI
9th Oct 202513310 AMAQI
9th Oct 202514111 AMAQI
9th Oct 202512612 PMAQI
9th Oct 20251281 PMAQI
9th Oct 20251222 PMAQI
9th Oct 20251193 PMAQI
9th Oct 20251144 PMAQI
9th Oct 20251215 PMAQI
9th Oct 20251076 PMAQI
9th Oct 20251147 PMAQI
9th Oct 20251138 PMAQI
9th Oct 20251119 PMAQI
9th Oct 202511010 PMAQI
9th Oct 202513011 PMAQI
10th Oct 202515212 AMAQI
10th Oct 20251601 AMAQI
10th Oct 20251612 AMAQI
10th Oct 20251643 AMAQI
10th Oct 20251604 AMAQI
10th Oct 20251615 AMAQI

27°C23/30°C

10th Oct 20251586 AMAQI
10th Oct 20251637 AMAQI
10th Oct 20251588 AMAQI
10th Oct 20251519 AMAQI
10th Oct 202515410 AMAQI
10th Oct 202515311 AMAQI
10th Oct 202514612 PMAQI
10th Oct 20251581 PMAQI
10th Oct 20251552 PMAQI
10th Oct 20251593 PMAQI
10th Oct 20251544 PMAQI
10th Oct 20251555 PMAQI
10th Oct 20251546 PMAQI
10th Oct 20251517 PMAQI
10th Oct 20251608 PMAQI
10th Oct 20251669 PMAQI
10th Oct 202517210 PMAQI
10th Oct 202518611 PMAQI
11th Oct 202519712 AMAQI
11th Oct 20252011 AMAQI
11th Oct 20252022 AMAQI
11th Oct 20251993 AMAQI
11th Oct 20251964 AMAQI
11th Oct 20251985 AMAQI

27°C23/30°C

11th Oct 20251956 AMAQI
11th Oct 20251847 AMAQI
11th Oct 20251808 AMAQI
11th Oct 20251829 AMAQI
11th Oct 202517510 AMAQI
11th Oct 202516811 AMAQI
11th Oct 202516112 PMAQI
11th Oct 20251631 PMAQI
11th Oct 20251592 PMAQI
11th Oct 20251493 PMAQI
11th Oct 20251514 PMAQI
11th Oct 20251405 PMAQI
11th Oct 20251526 PMAQI
11th Oct 20251517 PMAQI
11th Oct 20251558 PMAQI
11th Oct 20251639 PMAQI
11th Oct 202516810 PMAQI
11th Oct 202517011 PMAQI
12th Oct 202517012 AMAQI
12th Oct 20251711 AMAQI
12th Oct 20251762 AMAQI
12th Oct 20251753 AMAQI
12th Oct 20251724 AMAQI
12th Oct 20251755 AMAQI

27°C23/31°C

12th Oct 20251696 AMAQI
12th Oct 20251657 AMAQI
12th Oct 20251668 AMAQI
12th Oct 20251749 AMAQI
12th Oct 202516810 AMAQI
12th Oct 202516511 AMAQI
12th Oct 202516712 PMAQI
12th Oct 20251681 PMAQI
12th Oct 20251642 PMAQI
12th Oct 20251583 PMAQI
12th Oct 20251574 PMAQI
12th Oct 20251435 PMAQI
12th Oct 20251266 PMAQI
12th Oct 20251457 PMAQI
12th Oct 20251528 PMAQI
12th Oct 20251579 PMAQI
12th Oct 202516010 PMAQI
12th Oct 202516811 PMAQI
13th Oct 202517412 AMAQI
13th Oct 20251761 AMAQI
13th Oct 20251832 AMAQI
13th Oct 20251743 AMAQI
13th Oct 20251774 AMAQI
13th Oct 20251805 AMAQI

28°C24/32°C

13th Oct 20251776 AMAQI
13th Oct 20251737 AMAQI
13th Oct 20251788 AMAQI
13th Oct 20251769 AMAQI
13th Oct 202518010 AMAQI
13th Oct 202517611 AMAQI
13th Oct 202515612 PMAQI
13th Oct 20251771 PMAQI
13th Oct 20251682 PMAQI
13th Oct 20251613 PMAQI
13th Oct 20251554 PMAQI
13th Oct 20251505 PMAQI
13th Oct 20251556 PMAQI
13th Oct 20251587 PMAQI
13th Oct 20251618 PMAQI
13th Oct 20251669 PMAQI
13th Oct 202517510 PMAQI
13th Oct 202518311 PMAQI
14th Oct 202519112 AMAQI
14th Oct 20251891 AMAQI
14th Oct 20251882 AMAQI
14th Oct 20251903 AMAQI
14th Oct 20251904 AMAQI
14th Oct 20251875 AMAQI

28°C24/32°C

14th Oct 20251866 AMAQI
14th Oct 20251887 AMAQI
14th Oct 20251868 AMAQI
14th Oct 20251839 AMAQI
14th Oct 202517410 AMAQI
14th Oct 202517211 AMAQI
14th Oct 202517312 PMAQI
14th Oct 20251701 PMAQI
14th Oct 20251622 PMAQI
14th Oct 20251493 PMAQI
14th Oct 20251444 PMAQI
14th Oct 20251485 PMAQI
14th Oct 20251476 PMAQI
14th Oct 20251497 PMAQI
14th Oct 20251588 PMAQI
14th Oct 20251639 PMAQI
14th Oct 202516410 PMAQI
14th Oct 202517311 PMAQI
15th Oct 202517912 AMAQI
15th Oct 20251821 AMAQI
15th Oct 20251822 AMAQI
15th Oct 20251833 AMAQI
15th Oct 20251854 AMAQI
15th Oct 20251815 AMAQI

28°C24/32°C

15th Oct 20251766 AMAQI
15th Oct 20251887 AMAQI
15th Oct 20251828 AMAQI
15th Oct 20251959 AMAQI
15th Oct 202520410 AMAQI
15th Oct 202518811 AMAQI
15th Oct 202520112 PMAQI
15th Oct 20251631 PMAQI
15th Oct 20251932 PMAQI
15th Oct 20251733 PMAQI
15th Oct 20251564 PMAQI
15th Oct 20251595 PMAQI
15th Oct 20251586 PMAQI
15th Oct 20251637 PMAQI
15th Oct 20251638 PMAQI
15th Oct 20251649 PMAQI
15th Oct 202516810 PMAQI
15th Oct 202518111 PMAQI
16th Oct 202520512 AMAQI
16th Oct 20252041 AMAQI
16th Oct 20252182 AMAQI
16th Oct 20252333 AMAQI
16th Oct 20252104 AMAQI
16th Oct 20251955 AMAQI

28°C24/32°C

16th Oct 20251966 AMAQI
16th Oct 20251927 AMAQI
16th Oct 20251988 AMAQI
16th Oct 20251929 AMAQI
16th Oct 202519610 AMAQI
16th Oct 202519311 AMAQI
16th Oct 202519312 PMAQI
16th Oct 20251891 PMAQI
16th Oct 20251802 PMAQI
16th Oct 20251703 PMAQI
16th Oct 20251704 PMAQI
16th Oct 20251685 PMAQI
16th Oct 20251656 PMAQI
16th Oct 20251717 PMAQI
16th Oct 20251738 PMAQI
16th Oct 20251819 PMAQI
16th Oct 202521010 PMAQI
16th Oct 202519911 PMAQI
17th Oct 202521812 AMAQI
17th Oct 20252171 AMAQI
17th Oct 20252202 AMAQI
17th Oct 20252263 AMAQI
17th Oct 20252354 AMAQI
17th Oct 20252285 AMAQI

28°C24/32°C

17th Oct 20252126 AMAQI
17th Oct 20252277 AMAQI
17th Oct 20252198 AMAQI
17th Oct 20252109 AMAQI
17th Oct 202519910 AMAQI
17th Oct 202519211 AMAQI
17th Oct 202519012 PMAQI
17th Oct 20251921 PMAQI
17th Oct 20251842 PMAQI
17th Oct 20251823 PMAQI
17th Oct 20251764 PMAQI
17th Oct 20251755 PMAQI
17th Oct 20251746 PMAQI
17th Oct 20251827 PMAQI
17th Oct 20251848 PMAQI
17th Oct 20251889 PMAQI
17th Oct 202518710 PMAQI
17th Oct 202519211 PMAQI
18th Oct 202520212 AMAQI
18th Oct 20251991 AMAQI
18th Oct 20252162 AMAQI
18th Oct 20252103 AMAQI
18th Oct 20252144 AMAQI
18th Oct 20252025 AMAQI

29°C25/33°C

18th Oct 20252056 AMAQI
18th Oct 20252087 AMAQI
18th Oct 20252098 AMAQI
18th Oct 20252019 AMAQI
18th Oct 202519910 AMAQI
18th Oct 202520511 AMAQI
18th Oct 202521312 PMAQI
18th Oct 20252031 PMAQI
18th Oct 20251842 PMAQI
18th Oct 20251923 PMAQI
18th Oct 20251924 PMAQI
18th Oct 20251875 PMAQI
18th Oct 20251876 PMAQI
18th Oct 20251917 PMAQI
18th Oct 20251888 PMAQI
18th Oct 20252149 PMAQI
18th Oct 202521610 PMAQI
18th Oct 202523811 PMAQI
19th Oct 202523212 AMAQI
19th Oct 20252331 AMAQI
19th Oct 20252282 AMAQI
19th Oct 20252243 AMAQI
19th Oct 20252204 AMAQI
19th Oct 20252305 AMAQI

29°C25/33°C

19th Oct 20252376 AMAQI
19th Oct 20252347 AMAQI
19th Oct 20252458 AMAQI
19th Oct 20252239 AMAQI
19th Oct 202521210 AMAQI
19th Oct 202521811 AMAQI
19th Oct 202523212 PMAQI
19th Oct 20251951 PMAQI
19th Oct 20251892 PMAQI
19th Oct 20251923 PMAQI
19th Oct 20251894 PMAQI
19th Oct 20251865 PMAQI
19th Oct 20252086 PMAQI
19th Oct 20252217 PMAQI
19th Oct 20252418 PMAQI
19th Oct 20252709 PMAQI
19th Oct 202526210 PMAQI
19th Oct 202529211 PMAQI
20th Oct 202531912 AMAQI
20th Oct 20253581 AMAQI
20th Oct 20253752 AMAQI
20th Oct 20253503 AMAQI
20th Oct 20253864 AMAQI
20th Oct 20253555 AMAQI

29°C26/33°C

20th Oct 20253536 AMAQI
20th Oct 20253607 AMAQI
20th Oct 20253278 AMAQI
20th Oct 20253119 AMAQI
20th Oct 202528910 AMAQI
20th Oct 202530711 AMAQI
20th Oct 202525712 PMAQI
20th Oct 20252601 PMAQI
20th Oct 20252112 PMAQI
20th Oct 20251863 PMAQI
20th Oct 20251794 PMAQI
20th Oct 20251825 PMAQI
20th Oct 20251936 PMAQI
20th Oct 20252137 PMAQI
20th Oct 20252498 PMAQI
20th Oct 20254079 PMAQI
20th Oct 202535210 PMAQI
20th Oct 202546011 PMAQI
21st Oct 202549912 AMAQI
21st Oct 20254671 AMAQI
21st Oct 20254632 AMAQI
21st Oct 20255303 AMAQI
21st Oct 20255514 AMAQI
21st Oct 20255345 AMAQI

29°C26/33°C

21st Oct 20255266 AMAQI
21st Oct 20254757 AMAQI
21st Oct 20256478 AMAQI
21st Oct 20258409 AMAQI
21st Oct 202545510 AMAQI
21st Oct 202526111 AMAQI
21st Oct 202520312 PMAQI
21st Oct 20251861 PMAQI
21st Oct 20251752 PMAQI
21st Oct 20251693 PMAQI
21st Oct 20251624 PMAQI
21st Oct 20251705 PMAQI
21st Oct 20251756 PMAQI
21st Oct 20252077 PMAQI
21st Oct 20252008 PMAQI
21st Oct 20251979 PMAQI
21st Oct 202522810 PMAQI
21st Oct 202526411 PMAQI
22nd Oct 202528912 AMAQI
22nd Oct 20253051 AMAQI
22nd Oct 20253432 AMAQI
22nd Oct 20253353 AMAQI
22nd Oct 20253244 AMAQI
22nd Oct 20253055 AMAQI

29°C25/33°C

22nd Oct 20253356 AMAQI
22nd Oct 20253257 AMAQI
22nd Oct 20253458 AMAQI
22nd Oct 20253799 AMAQI
22nd Oct 202532910 AMAQI
22nd Oct 202532711 AMAQI
22nd Oct 202529312 PMAQI
22nd Oct 20252621 PMAQI
22nd Oct 20252082 PMAQI
22nd Oct 20252023 PMAQI
22nd Oct 20251824 PMAQI
22nd Oct 20251905 PMAQI
22nd Oct 20251996 PMAQI
22nd Oct 20251867 PMAQI
22nd Oct 20252028 PMAQI
22nd Oct 20252149 PMAQI
22nd Oct 202521810 PMAQI
22nd Oct 202521911 PMAQI
23rd Oct 202525312 AMAQI
23rd Oct 20252621 AMAQI
23rd Oct 20252642 AMAQI
23rd Oct 20252403 AMAQI
23rd Oct 20252284 AMAQI
23rd Oct 20252295 AMAQI

30°C26/33°C

23rd Oct 20252226 AMAQI
6 AM
23rd Oct 20252257 AMAQI
23rd Oct 20252198 AMAQI
23rd Oct 20252099 AMAQI
23rd Oct 202520610 AMAQI
23rd Oct 202520411 AMAQI
23rd Oct 202520412 PMAQI
12 PM
23rd Oct 20251931 PMAQI
23rd Oct 20251802 PMAQI
23rd Oct 20251723 PMAQI
23rd Oct 20251724 PMAQI
23rd Oct 20251775 PMAQI
23rd Oct 20251746 PMAQI
6 PM
23rd Oct 20251797 PMAQI
23rd Oct 20251838 PMAQI
23rd Oct 20251949 PMAQI
23rd Oct 202521310 PMAQI
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
9 AM

183AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
2 PM - 6 PM

138AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 183), while the lowest AQI was between 2 PM to 6 PM (Avg. 138).
Night time
Avg. Highest Time
12 AM - 5 AM

176AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM

140AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 176), while the lowest AQI was between 7 PM to 7 PM (Avg. 140).

2025 Days Vs Air Quality

Defence Colony, New Delhi, Delhi, India

2025

27%

81

38%

113

23%

68

10%

29

1%

4

Total number of days with different AQI categories in last 296 days in 2025 (69 days remaining)

Good
0 Days
Moderate
81 Days
Poor
113 Days
Unhealthy
68 Days
Severe
29 Days
Hazardous
4 Days



Under WHO’s Safe Air Quality Limits: 0%

Health Risk Level:

Extreme

In 2025, 0% of 296 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

Defence Colony, New Delhi, Delhi, 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
221AQI
2nd January 2025
232AQI
3rd January 2025
274AQI
4th January 2025
260AQI
5th January 2025
222AQI
6th January 2025
227AQI
7th January 2025
224AQI
8th January 2025
213AQI
9th January 2025
366AQI
10th January 2025
299AQI
11th January 2025
224AQI
12th January 2025
215AQI
13th January 2025
189AQI
14th January 2025
229AQI
15th January 2025
293AQI
16th January 2025
241AQI
17th January 2025
208AQI
18th January 2025
232AQI
19th January 2025
260AQI
20th January 2025
204AQI
21st January 2025
197AQI
22nd January 2025
196AQI
23rd January 2025
184AQI
24th January 2025
167AQI
25th January 2025
157AQI
26th January 2025
174AQI
27th January 2025
178AQI
28th January 2025
200AQI
29th January 2025
316AQI
30th January 2025
217AQI
31st January 2025
238AQI
1st February 2025
253AQI
2nd February 2025
224AQI
3rd February 2025
218AQI
4th February 2025
224AQI
5th February 2025
172AQI
6th February 2025
166AQI
7th February 2025
150AQI
8th February 2025
157AQI
9th February 2025
174AQI
10th February 2025
201AQI
11th February 2025
193AQI
12th February 2025
148AQI
13th February 2025
144AQI
14th February 2025
145AQI
15th February 2025
160AQI
16th February 2025
192AQI
17th February 2025
172AQI
18th February 2025
157AQI
19th February 2025
153AQI
20th February 2025
141AQI
21st February 2025
165AQI
22nd February 2025
145AQI
23rd February 2025
151AQI
24th February 2025
157AQI
25th February 2025
163AQI
26th February 2025
186AQI
27th February 2025
137AQI
28th February 2025
149AQI
1st March 2025
144AQI
2nd March 2025
122AQI
3rd March 2025
146AQI
4th March 2025
127AQI
5th March 2025
118AQI
6th March 2025
119AQI
7th March 2025
139AQI
8th March 2025
141AQI
9th March 2025
160AQI
10th March 2025
166AQI
11th March 2025
180AQI
12th March 2025
160AQI
13th March 2025
168AQI
14th March 2025
155AQI
15th March 2025
101AQI
16th March 2025
121AQI
17th March 2025
121AQI
18th March 2025
130AQI
19th March 2025
137AQI
20th March 2025
133AQI
21st March 2025
139AQI
22nd March 2025
140AQI
23rd March 2025
144AQI
24th March 2025
156AQI
25th March 2025
165AQI
26th March 2025
148AQI
27th March 2025
154AQI
28th March 2025
134AQI
29th March 2025
124AQI
30th March 2025
118AQI
31st March 2025
125AQI
1st April 2025
136AQI
2nd April 2025
143AQI
3rd April 2025
138AQI
4th April 2025
143AQI
5th April 2025
139AQI
6th April 2025
154AQI
7th April 2025
173AQI
8th April 2025
169AQI
9th April 2025
175AQI
10th April 2025
165AQI
11th April 2025
138AQI
12th April 2025
121AQI
13th April 2025
135AQI
14th April 2025
131AQI
15th April 2025
133AQI
16th April 2025
152AQI
17th April 2025
143AQI
18th April 2025
165AQI
19th April 2025
141AQI
20th April 2025
142AQI
21st April 2025
156AQI
22nd April 2025
149AQI
23rd April 2025
153AQI
24th April 2025
150AQI
25th April 2025
161AQI
26th April 2025
159AQI
27th April 2025
168AQI
28th April 2025
183AQI
29th April 2025
152AQI
30th April 2025
156AQI
1st May 2025
156AQI
2nd May 2025
118AQI
3rd May 2025
152AQI
4th May 2025
150AQI
5th May 2025
120AQI
6th May 2025
132AQI
7th May 2025
132AQI
8th May 2025
136AQI
9th May 2025
125AQI
10th May 2025
155AQI
11th May 2025
139AQI
12th May 2025
131AQI
13th May 2025
105AQI
14th May 2025
123AQI
15th May 2025
175AQI
16th May 2025
156AQI
17th May 2025
126AQI
18th May 2025
147AQI
19th May 2025
153AQI
20th May 2025
158AQI
21st May 2025
157AQI
22nd May 2025
104AQI
23rd May 2025
124AQI
24th May 2025
134AQI
25th May 2025
97AQI
26th May 2025
109AQI
27th May 2025
113AQI
28th May 2025
125AQI
29th May 2025
135AQI
30th May 2025
140AQI
31st May 2025
161AQI
1st June 2025
135AQI
2nd June 2025
124AQI
3rd June 2025
112AQI
4th June 2025
128AQI
5th June 2025
124AQI
6th June 2025
115AQI
7th June 2025
126AQI
8th June 2025
137AQI
9th June 2025
146AQI
10th June 2025
142AQI
11th June 2025
149AQI
12th June 2025
154AQI
13th June 2025
149AQI
14th June 2025
151AQI
15th June 2025
132AQI
16th June 2025
112AQI
17th June 2025
124AQI
18th June 2025
118AQI
19th June 2025
112AQI
20th June 2025
107AQI
21st June 2025
98AQI
22nd June 2025
87AQI
23rd June 2025
104AQI
24th June 2025
104AQI
25th June 2025
122AQI
26th June 2025
109AQI
27th June 2025
97AQI
28th June 2025
98AQI
29th June 2025
106AQI
30th June 2025
93AQI
1st July 2025
95AQI
2nd July 2025
87AQI
3rd July 2025
98AQI
4th July 2025
90AQI
5th July 2025
92AQI
6th July 2025
92AQI
7th July 2025
81AQI
8th July 2025
87AQI
9th July 2025
80AQI
10th July 2025
73AQI
11th July 2025
83AQI
12th July 2025
89AQI
13th July 2025
88AQI
14th July 2025
79AQI
15th July 2025
74AQI
16th July 2025
75AQI
17th July 2025
72AQI
18th July 2025
71AQI
19th July 2025
65AQI
20th July 2025
68AQI
21st July 2025
84AQI
22nd July 2025
88AQI
23rd July 2025
89AQI
24th July 2025
84AQI
25th July 2025
96AQI
26th July 2025
85AQI
27th July 2025
81AQI
28th July 2025
93AQI
29th July 2025
81AQI
30th July 2025
79AQI
31st July 2025
75AQI
1st August 2025
70AQI
2nd August 2025
74AQI
3rd August 2025
74AQI
4th August 2025
79AQI
5th August 2025
75AQI
6th August 2025
83AQI
7th August 2025
83AQI
8th August 2025
83AQI
9th August 2025
75AQI
10th August 2025
89AQI
11th August 2025
91AQI
12th August 2025
85AQI
13th August 2025
99AQI
14th August 2025
84AQI
15th August 2025
101AQI
16th August 2025
115AQI
17th August 2025
102AQI
18th August 2025
97AQI
19th August 2025
93AQI
20th August 2025
87AQI
21st August 2025
84AQI
22nd August 2025
107AQI
23rd August 2025
95AQI
24th August 2025
86AQI
25th August 2025
85AQI
26th August 2025
69AQI
27th August 2025
85AQI
28th August 2025
115AQI
29th August 2025
115AQI
30th August 2025
96AQI
31st August 2025
95AQI
1st September 2025
71AQI
2nd September 2025
63AQI
3rd September 2025
63AQI
4th September 2025
67AQI
5th September 2025
69AQI
6th September 2025
77AQI
7th September 2025
82AQI
8th September 2025
82AQI
9th September 2025
85AQI
10th September 2025
84AQI
11th September 2025
84AQI
12th September 2025
93AQI
13th September 2025
88AQI
14th September 2025
100AQI
15th September 2025
98AQI
16th September 2025
105AQI
17th September 2025
115AQI
18th September 2025
123AQI
19th September 2025
137AQI
20th September 2025
121AQI
21st September 2025
117AQI
22nd September 2025
117AQI
23rd September 2025
102AQI
24th September 2025
107AQI
25th September 2025
96AQI
26th September 2025
100AQI
27th September 2025
132AQI
28th September 2025
104AQI
29th September 2025
94AQI
30th September 2025
115AQI
1st October 2025
109AQI
2nd October 2025
130AQI
3rd October 2025
105AQI
4th October 2025
157AQI
5th October 2025
165AQI
6th October 2025
135AQI
7th October 2025
70AQI
8th October 2025
110AQI
9th October 2025
134AQI
10th October 2025
158AQI
11th October 2025
176AQI
12th October 2025
165AQI
13th October 2025
170AQI
14th October 2025
175AQI
15th October 2025
177AQI
16th October 2025
192AQI
17th October 2025
202AQI
18th October 2025
204AQI
19th October 2025
229AQI
20th October 2025
310AQI
21st October 2025
367AQI
22nd October 2025
279AQI
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

228AQI

171AQI

140AQI

151AQI

135AQI

121AQI

83AQI

89AQI

96AQI

178AQI


No. of days

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

2025138AQI

9
20
2
8
15
5
22
9
15
15
1
21
9
5
23
2
31
25
6
18
12
1
6
9
4
2
81
113
68
29
4

Highest AQI recorded in

January

228AQI


Lowest AQI recorded in

July

83AQI


2024161AQI

5
23
3
7
17
5
15
16
3
24
3
16
14
1
3
22
5
1
18
12
5
24
2
4
15
8
3
13
13
5
1
19
10
13
9
9
10
63
119
90
62
22

Highest AQI recorded in

November

286AQI


Lowest AQI recorded in

August

66AQI


2023161AQI

1
7
19
4
5
16
7
2
15
14
3
21
6
6
16
8
1
15
14
1
1
16
14
19
8
2
2
3
15
11
1
13
11
7
3
14
12
4
23
4
4
76
118
71
73
22

Highest AQI recorded in

November

285AQI


Lowest AQI recorded in

July

97AQI


2022169AQI

2
12
15
2
1
15
5
7
5
23
3
1
5
19
5
2
4
21
4
2
15
10
3
2
18
11
5
6
1
15
11
2
4
2
3
16
6
8
18
4
6
20
5
6
46
77
123
81
11

Highest AQI recorded in

December

249AQI


Lowest AQI recorded in

July

90AQI


2021201AQI

1
13
7
1
2
13
13
2
1
17
12
2
24
4
2
15
20
16
43
16

Highest AQI recorded in

November

281AQI


Lowest AQI recorded in

September

87AQI


Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2021(Avg.)
201AQI
Least Polluted Year Recorded
2025(Avg.)
138AQI


Defence Colony's annual 2025 AQI (138) shows an average percentage change of -19.6% (improved AQI) compared to previous years: 2021 (201), 2022 (169), 2023 (161), 2024 (161).