Ha Noi Lang Thuong, Hanoi, Ha Noi, Vietnam 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
Ha Noi Lang Thuong, Hanoi, Ha Noi, Vietnam
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Oct 2025
124AQILowest AQI recorded on
10th Oct 2022
1AQISame Day Analysis (10th October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 117 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Oct - 11th Oct 2025
Ha Noi Lang Thuong, Hanoi, Ha Noi, Vietnam
AQI
Day
Night
.
5 AM10th Oct 2025
5 PM
4 AM11th Oct 2025
Day time
Avg. Highest Time
10AM10th Oct
163AQI
Avg. Lowest Time
3PM10th Oct
96AQI
Night time
Avg. Highest Time
1AM11th Oct
139AQI
Avg. Lowest Time
4AM11th Oct
96AQI
In the last 24 hours,
Ha Noi Lang Thuong's AQI reached its highest point of 163 at 10 AM during the Day, while the lowest point, 96, was recorded at 4 AM during the Night between 10th Oct and 11th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Ha Noi Lang Thuong, Hanoi, Ha Noi, Vietnam
SepOct
11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
11th Sep 2025525 AMAQI
11th Sep 2025526 AMAQI
11th Sep 2025277 AMAQI
11th Sep 2025268 AMAQI
11th Sep 2025299 AMAQI
11th Sep 20253710 AMAQI
11th Sep 20253711 AMAQI
11th Sep 20253912 PMAQI
11th Sep 2025291 PMAQI
11th Sep 2025382 PMAQI
11th Sep 2025283 PMAQI
11th Sep 2025444 PMAQI
11th Sep 2025325 PMAQI
11th Sep 2025466 PMAQI
11th Sep 2025547 PMAQI
11th Sep 2025478 PMAQI
11th Sep 2025489 PMAQI
11th Sep 20255010 PMAQI
11th Sep 20254511 PMAQI
12th Sep 20255012 AMAQI
12th Sep 2025511 AMAQI
12th Sep 2025492 AMAQI
12th Sep 2025483 AMAQI
12th Sep 2025504 AMAQI
28°C25/33°C
12th Sep 2025505 AMAQI
12th Sep 2025526 AMAQI
12th Sep 2025317 AMAQI
12th Sep 2025348 AMAQI
12th Sep 2025249 AMAQI
12th Sep 20253810 AMAQI
12th Sep 20252811 AMAQI
12th Sep 20253312 PMAQI
12th Sep 2025301 PMAQI
12th Sep 2025302 PMAQI
12th Sep 2025283 PMAQI
12th Sep 2025264 PMAQI
12th Sep 2025375 PMAQI
12th Sep 2025426 PMAQI
12th Sep 2025397 PMAQI
12th Sep 2025408 PMAQI
12th Sep 2025389 PMAQI
12th Sep 20254410 PMAQI
12th Sep 20254711 PMAQI
13th Sep 20255212 AMAQI
13th Sep 2025501 AMAQI
13th Sep 2025492 AMAQI
13th Sep 2025493 AMAQI
13th Sep 2025494 AMAQI
28°C25/32°C
13th Sep 2025485 AMAQI
13th Sep 2025486 AMAQI
13th Sep 2025267 AMAQI
13th Sep 2025248 AMAQI
13th Sep 2025379 AMAQI
13th Sep 20253410 AMAQI
13th Sep 20253711 AMAQI
13th Sep 20252712 PMAQI
13th Sep 2025261 PMAQI
13th Sep 2025362 PMAQI
13th Sep 2025203 PMAQI
13th Sep 2025274 PMAQI
13th Sep 2025205 PMAQI
13th Sep 2025366 PMAQI
13th Sep 2025407 PMAQI
13th Sep 2025438 PMAQI
13th Sep 2025439 PMAQI
13th Sep 20253510 PMAQI
13th Sep 20253811 PMAQI
14th Sep 20254612 AMAQI
14th Sep 2025481 AMAQI
14th Sep 2025452 AMAQI
14th Sep 2025423 AMAQI
14th Sep 2025434 AMAQI
28°C25/33°C
14th Sep 2025445 AMAQI
14th Sep 2025446 AMAQI
14th Sep 2025297 AMAQI
14th Sep 2025248 AMAQI
14th Sep 2025299 AMAQI
14th Sep 20253010 AMAQI
14th Sep 20252911 AMAQI
14th Sep 20252812 PMAQI
14th Sep 2025361 PMAQI
14th Sep 2025342 PMAQI
14th Sep 2025383 PMAQI
14th Sep 2025394 PMAQI
14th Sep 2025325 PMAQI
14th Sep 2025346 PMAQI
14th Sep 2025447 PMAQI
14th Sep 2025538 PMAQI
14th Sep 2025489 PMAQI
14th Sep 20255010 PMAQI
14th Sep 20255011 PMAQI
15th Sep 20255312 AMAQI
15th Sep 2025481 AMAQI
15th Sep 2025452 AMAQI
15th Sep 2025413 AMAQI
15th Sep 2025444 AMAQI
28°C25/33°C
15th Sep 2025435 AMAQI
15th Sep 2025436 AMAQI
15th Sep 2025317 AMAQI
15th Sep 2025348 AMAQI
15th Sep 2025419 AMAQI
15th Sep 20253810 AMAQI
15th Sep 20254011 AMAQI
15th Sep 20254412 PMAQI
15th Sep 2025381 PMAQI
15th Sep 2025522 PMAQI
15th Sep 2025493 PMAQI
15th Sep 2025464 PMAQI
15th Sep 2025525 PMAQI
15th Sep 2025526 PMAQI
15th Sep 2025447 PMAQI
15th Sep 2025408 PMAQI
15th Sep 2025449 PMAQI
15th Sep 20255010 PMAQI
15th Sep 20254411 PMAQI
16th Sep 20254712 AMAQI
16th Sep 2025461 AMAQI
16th Sep 2025452 AMAQI
16th Sep 2025433 AMAQI
16th Sep 2025434 AMAQI
28°C25/31°C
16th Sep 2025455 AMAQI
16th Sep 2025446 AMAQI
16th Sep 2025517 AMAQI
16th Sep 2025618 AMAQI
16th Sep 2025579 AMAQI
16th Sep 20255210 AMAQI
16th Sep 20255611 AMAQI
16th Sep 20255212 PMAQI
16th Sep 2025451 PMAQI
16th Sep 2025402 PMAQI
16th Sep 2025443 PMAQI
16th Sep 2025474 PMAQI
16th Sep 2025505 PMAQI
16th Sep 2025546 PMAQI
16th Sep 2025507 PMAQI
16th Sep 2025558 PMAQI
16th Sep 2025509 PMAQI
16th Sep 20256010 PMAQI
16th Sep 20255411 PMAQI
17th Sep 20255612 AMAQI
17th Sep 2025471 AMAQI
17th Sep 2025482 AMAQI
17th Sep 2025483 AMAQI
17th Sep 2025484 AMAQI
28°C24/33°C
17th Sep 2025505 AMAQI
17th Sep 2025496 AMAQI
17th Sep 2025587 AMAQI
17th Sep 2025698 AMAQI
17th Sep 2025599 AMAQI
17th Sep 20256510 AMAQI
17th Sep 20255211 AMAQI
17th Sep 20253412 PMAQI
17th Sep 2025341 PMAQI
17th Sep 2025422 PMAQI
17th Sep 2025423 PMAQI
17th Sep 2025364 PMAQI
17th Sep 2025445 PMAQI
17th Sep 2025416 PMAQI
17th Sep 2025427 PMAQI
17th Sep 2025548 PMAQI
17th Sep 2025579 PMAQI
17th Sep 20255710 PMAQI
17th Sep 20255811 PMAQI
18th Sep 20255712 AMAQI
18th Sep 2025521 AMAQI
18th Sep 2025512 AMAQI
18th Sep 2025523 AMAQI
18th Sep 2025524 AMAQI
27°C25/31°C
18th Sep 2025525 AMAQI
18th Sep 2025526 AMAQI
18th Sep 2025687 AMAQI
18th Sep 2025688 AMAQI
18th Sep 2025689 AMAQI
18th Sep 20256510 AMAQI
18th Sep 20255911 AMAQI
18th Sep 20256012 PMAQI
18th Sep 2025571 PMAQI
18th Sep 2025532 PMAQI
18th Sep 2025493 PMAQI
18th Sep 2025484 PMAQI
18th Sep 2025485 PMAQI
18th Sep 2025536 PMAQI
18th Sep 2025567 PMAQI
18th Sep 2025578 PMAQI
18th Sep 2025609 PMAQI
18th Sep 20256110 PMAQI
18th Sep 20256311 PMAQI
19th Sep 20256212 AMAQI
19th Sep 2025531 AMAQI
19th Sep 2025542 AMAQI
19th Sep 2025553 AMAQI
19th Sep 2025544 AMAQI
27°C25/30°C
19th Sep 2025555 AMAQI
19th Sep 2025556 AMAQI
19th Sep 2025727 AMAQI
19th Sep 2025758 AMAQI
19th Sep 2025769 AMAQI
19th Sep 20256910 AMAQI
19th Sep 20256611 AMAQI
19th Sep 20256812 PMAQI
19th Sep 2025561 PMAQI
19th Sep 2025522 PMAQI
19th Sep 2025443 PMAQI
19th Sep 2025444 PMAQI
19th Sep 2025405 PMAQI
19th Sep 2025566 PMAQI
19th Sep 2025627 PMAQI
19th Sep 2025628 PMAQI
19th Sep 2025619 PMAQI
19th Sep 20255810 PMAQI
19th Sep 20255811 PMAQI
20th Sep 20255812 AMAQI
20th Sep 2025551 AMAQI
20th Sep 2025552 AMAQI
20th Sep 2025563 AMAQI
20th Sep 2025574 AMAQI
28°C25/33°C
20th Sep 2025575 AMAQI
20th Sep 2025586 AMAQI
20th Sep 2025677 AMAQI
20th Sep 2025708 AMAQI
20th Sep 2025779 AMAQI
20th Sep 20258710 AMAQI
20th Sep 20257611 AMAQI
20th Sep 20258112 PMAQI
20th Sep 2025721 PMAQI
20th Sep 2025632 PMAQI
20th Sep 2025633 PMAQI
20th Sep 2025664 PMAQI
20th Sep 2025685 PMAQI
20th Sep 2025656 PMAQI
20th Sep 2025647 PMAQI
20th Sep 2025668 PMAQI
20th Sep 2025719 PMAQI
20th Sep 20257410 PMAQI
20th Sep 20257011 PMAQI
21st Sep 20256712 AMAQI
21st Sep 2025601 AMAQI
21st Sep 2025582 AMAQI
21st Sep 2025613 AMAQI
21st Sep 2025614 AMAQI
29°C25/35°C
21st Sep 2025625 AMAQI
21st Sep 2025626 AMAQI
21st Sep 2025787 AMAQI
21st Sep 20251008 AMAQI
21st Sep 2025929 AMAQI
21st Sep 20259810 AMAQI
21st Sep 20258411 AMAQI
21st Sep 20258412 PMAQI
21st Sep 2025801 PMAQI
21st Sep 2025812 PMAQI
21st Sep 2025703 PMAQI
21st Sep 2025764 PMAQI
21st Sep 2025775 PMAQI
21st Sep 2025736 PMAQI
21st Sep 2025687 PMAQI
21st Sep 2025688 PMAQI
21st Sep 2025749 PMAQI
21st Sep 20257210 PMAQI
21st Sep 20257311 PMAQI
22nd Sep 20256412 AMAQI
22nd Sep 2025581 AMAQI
22nd Sep 2025612 AMAQI
22nd Sep 2025653 AMAQI
22nd Sep 2025644 AMAQI
29°C26/35°C
22nd Sep 2025645 AMAQI
22nd Sep 2025696 AMAQI
22nd Sep 2025667 AMAQI
22nd Sep 2025688 AMAQI
22nd Sep 2025609 AMAQI
22nd Sep 20255610 AMAQI
22nd Sep 20255411 AMAQI
22nd Sep 20255612 PMAQI
22nd Sep 2025601 PMAQI
22nd Sep 2025642 PMAQI
22nd Sep 2025723 PMAQI
22nd Sep 2025564 PMAQI
22nd Sep 2025605 PMAQI
22nd Sep 2025686 PMAQI
22nd Sep 2025647 PMAQI
22nd Sep 2025628 PMAQI
22nd Sep 2025619 PMAQI
22nd Sep 20256110 PMAQI
22nd Sep 20256411 PMAQI
23rd Sep 20256212 AMAQI
23rd Sep 2025621 AMAQI
23rd Sep 2025602 AMAQI
23rd Sep 2025603 AMAQI
23rd Sep 2025604 AMAQI
28°C26/32°C
23rd Sep 2025615 AMAQI
23rd Sep 2025636 AMAQI
23rd Sep 2025707 AMAQI
23rd Sep 2025758 AMAQI
23rd Sep 2025809 AMAQI
23rd Sep 20257810 AMAQI
23rd Sep 20256511 AMAQI
23rd Sep 20256212 PMAQI
23rd Sep 2025701 PMAQI
23rd Sep 2025632 PMAQI
23rd Sep 2025593 PMAQI
23rd Sep 2025594 PMAQI
23rd Sep 2025675 PMAQI
23rd Sep 2025656 PMAQI
23rd Sep 2025647 PMAQI
23rd Sep 2025678 PMAQI
23rd Sep 2025749 PMAQI
23rd Sep 20256610 PMAQI
23rd Sep 20256711 PMAQI
24th Sep 20256812 AMAQI
24th Sep 2025591 AMAQI
24th Sep 2025612 AMAQI
24th Sep 2025613 AMAQI
24th Sep 2025624 AMAQI
28°C24/32°C
24th Sep 2025615 AMAQI
24th Sep 2025626 AMAQI
24th Sep 2025607 AMAQI
24th Sep 2025668 AMAQI
24th Sep 2025649 AMAQI
24th Sep 20255910 AMAQI
24th Sep 20257011 AMAQI
24th Sep 20256112 PMAQI
24th Sep 2025581 PMAQI
24th Sep 2025572 PMAQI
24th Sep 2025493 PMAQI
24th Sep 2025494 PMAQI
24th Sep 2025555 PMAQI
24th Sep 2025586 PMAQI
24th Sep 2025567 PMAQI
24th Sep 2025578 PMAQI
24th Sep 2025609 PMAQI
24th Sep 20256510 PMAQI
24th Sep 20256411 PMAQI
25th Sep 20256512 AMAQI
25th Sep 2025601 AMAQI
25th Sep 2025602 AMAQI
25th Sep 2025603 AMAQI
25th Sep 2025604 AMAQI
29°C24/34°C
25th Sep 2025605 AMAQI
25th Sep 2025636 AMAQI
25th Sep 2025607 AMAQI
25th Sep 2025588 AMAQI
25th Sep 2025549 AMAQI
25th Sep 20256310 AMAQI
25th Sep 20256011 AMAQI
25th Sep 20256312 PMAQI
25th Sep 2025621 PMAQI
25th Sep 2025602 PMAQI
25th Sep 2025543 PMAQI
25th Sep 2025524 PMAQI
25th Sep 2025475 PMAQI
25th Sep 2025466 PMAQI
25th Sep 2025537 PMAQI
25th Sep 2025478 PMAQI
25th Sep 2025369 PMAQI
25th Sep 20253210 PMAQI
25th Sep 20253411 PMAQI
26th Sep 20253512 AMAQI
26th Sep 2025331 AMAQI
26th Sep 2025362 AMAQI
26th Sep 2025403 AMAQI
26th Sep 2025434 AMAQI
25°C24/24°C
26th Sep 2025515 AMAQI
26th Sep 2025486 AMAQI
26th Sep 2025507 AMAQI
26th Sep 2025508 AMAQI
26th Sep 2025459 AMAQI
26th Sep 20255110 AMAQI
26th Sep 20256011 AMAQI
26th Sep 20256112 PMAQI
26th Sep 2025591 PMAQI
26th Sep 2025632 PMAQI
26th Sep 2025613 PMAQI
26th Sep 2025614 PMAQI
26th Sep 2025615 PMAQI
26th Sep 2025646 PMAQI
26th Sep 2025667 PMAQI
26th Sep 2025638 PMAQI
26th Sep 2025639 PMAQI
26th Sep 20256610 PMAQI
26th Sep 20257311 PMAQI
27th Sep 20256912 AMAQI
27th Sep 2025671 AMAQI
27th Sep 2025572 AMAQI
27th Sep 2025483 AMAQI
27th Sep 2025484 AMAQI
25°C23/28°C
27th Sep 2025515 AMAQI
27th Sep 2025476 AMAQI
27th Sep 2025437 AMAQI
27th Sep 2025408 AMAQI
27th Sep 2025429 AMAQI
27th Sep 20254810 AMAQI
27th Sep 20255511 AMAQI
27th Sep 20255712 PMAQI
27th Sep 2025511 PMAQI
27th Sep 2025472 PMAQI
27th Sep 2025463 PMAQI
27th Sep 2025354 PMAQI
27th Sep 2025355 PMAQI
27th Sep 2025436 PMAQI
27th Sep 2025477 PMAQI
27th Sep 2025438 PMAQI
27th Sep 2025489 PMAQI
27th Sep 20254810 PMAQI
27th Sep 20255711 PMAQI
28th Sep 20255812 AMAQI
28th Sep 2025561 AMAQI
28th Sep 2025562 AMAQI
28th Sep 2025543 AMAQI
28th Sep 2025524 AMAQI
27°C24/30°C
28th Sep 2025555 AMAQI
28th Sep 2025566 AMAQI
28th Sep 2025577 AMAQI
28th Sep 2025548 AMAQI
28th Sep 2025479 AMAQI
28th Sep 20255010 AMAQI
28th Sep 20255711 AMAQI
28th Sep 20255412 PMAQI
28th Sep 2025541 PMAQI
28th Sep 2025562 PMAQI
28th Sep 2025543 PMAQI
28th Sep 2025534 PMAQI
28th Sep 2025585 PMAQI
28th Sep 2025486 PMAQI
28th Sep 2025397 PMAQI
28th Sep 2025378 PMAQI
28th Sep 2025379 PMAQI
28th Sep 20254810 PMAQI
28th Sep 20255111 PMAQI
29th Sep 20255012 AMAQI
29th Sep 2025581 AMAQI
29th Sep 2025582 AMAQI
29th Sep 2025603 AMAQI
29th Sep 2025614 AMAQI
25°C24/30°C
29th Sep 2025605 AMAQI
29th Sep 2025596 AMAQI
29th Sep 2025597 AMAQI
29th Sep 2025588 AMAQI
29th Sep 2025549 AMAQI
29th Sep 20254810 AMAQI
29th Sep 20254411 AMAQI
29th Sep 20254612 PMAQI
29th Sep 2025481 PMAQI
29th Sep 2025442 PMAQI
29th Sep 2025463 PMAQI
29th Sep 2025504 PMAQI
29th Sep 2025515 PMAQI
29th Sep 2025536 PMAQI
29th Sep 2025517 PMAQI
29th Sep 2025498 PMAQI
29th Sep 2025519 PMAQI
29th Sep 20254010 PMAQI
29th Sep 20254011 PMAQI
30th Sep 20254212 AMAQI
30th Sep 2025411 AMAQI
30th Sep 2025432 AMAQI
30th Sep 2025443 AMAQI
30th Sep 2025384 AMAQI
25°C24/25°C
30th Sep 2025465 AMAQI
30th Sep 2025456 AMAQI
30th Sep 2025507 AMAQI
30th Sep 2025398 AMAQI
30th Sep 2025299 AMAQI
30th Sep 20253710 AMAQI
30th Sep 20255011 AMAQI
30th Sep 20255112 PMAQI
30th Sep 2025451 PMAQI
30th Sep 2025372 PMAQI
30th Sep 2025313 PMAQI
30th Sep 2025544 PMAQI
30th Sep 2025655 PMAQI
30th Sep 2025416 PMAQI
30th Sep 2025497 PMAQI
30th Sep 2025418 PMAQI
30th Sep 2025469 PMAQI
30th Sep 20254510 PMAQI
30th Sep 20254911 PMAQI
1st Oct 20255412 AMAQI
1st Oct 2025561 AMAQI
1st Oct 2025712 AMAQI
1st Oct 2025803 AMAQI
1st Oct 2025864 AMAQI
26°C25/30°C
1st Oct 2025875 AMAQI
1st Oct 2025816 AMAQI
1st Oct 2025807 AMAQI
1st Oct 2025828 AMAQI
1st Oct 2025819 AMAQI
1st Oct 20256810 AMAQI
1st Oct 20256311 AMAQI
1st Oct 20256012 PMAQI
1st Oct 2025591 PMAQI
1st Oct 2025592 PMAQI
1st Oct 2025593 PMAQI
1st Oct 2025624 PMAQI
1st Oct 2025665 PMAQI
1st Oct 2025636 PMAQI
1st Oct 2025627 PMAQI
1st Oct 2025608 PMAQI
1st Oct 2025689 PMAQI
1st Oct 20257310 PMAQI
1st Oct 20257511 PMAQI
2nd Oct 20257812 AMAQI
2nd Oct 2025741 AMAQI
2nd Oct 2025742 AMAQI
2nd Oct 2025753 AMAQI
2nd Oct 2025994 AMAQI
27°C24/30°C
2nd Oct 20251005 AMAQI
2nd Oct 2025786 AMAQI
2nd Oct 2025867 AMAQI
2nd Oct 2025858 AMAQI
2nd Oct 2025959 AMAQI
2nd Oct 20259610 AMAQI
2nd Oct 20259111 AMAQI
2nd Oct 20256812 PMAQI
2nd Oct 2025661 PMAQI
2nd Oct 2025622 PMAQI
2nd Oct 2025593 PMAQI
2nd Oct 2025594 PMAQI
2nd Oct 2025585 PMAQI
2nd Oct 2025606 PMAQI
2nd Oct 2025637 PMAQI
2nd Oct 2025608 PMAQI
2nd Oct 2025689 PMAQI
2nd Oct 20258010 PMAQI
2nd Oct 20257311 PMAQI
3rd Oct 20257812 AMAQI
3rd Oct 2025671 AMAQI
3rd Oct 2025632 AMAQI
3rd Oct 2025643 AMAQI
3rd Oct 2025724 AMAQI
27°C24/32°C
3rd Oct 2025795 AMAQI
3rd Oct 2025746 AMAQI
3rd Oct 2025687 AMAQI
3rd Oct 2025678 AMAQI
3rd Oct 2025689 AMAQI
3rd Oct 20257010 AMAQI
3rd Oct 20256711 AMAQI
3rd Oct 20256312 PMAQI
3rd Oct 2025641 PMAQI
3rd Oct 2025602 PMAQI
3rd Oct 2025563 PMAQI
3rd Oct 2025564 PMAQI
3rd Oct 2025585 PMAQI
3rd Oct 2025546 PMAQI
3rd Oct 2025687 PMAQI
3rd Oct 2025708 PMAQI
3rd Oct 2025759 PMAQI
3rd Oct 20258510 PMAQI
3rd Oct 20258411 PMAQI
4th Oct 20258712 AMAQI
4th Oct 2025891 AMAQI
4th Oct 2025802 AMAQI
4th Oct 2025843 AMAQI
4th Oct 2025824 AMAQI
28°C24/33°C
4th Oct 2025805 AMAQI
4th Oct 2025906 AMAQI
4th Oct 2025997 AMAQI
4th Oct 2025968 AMAQI
4th Oct 20251049 AMAQI
4th Oct 202510410 AMAQI
4th Oct 202510611 AMAQI
4th Oct 20259212 PMAQI
4th Oct 20251011 PMAQI
4th Oct 20251012 PMAQI
4th Oct 2025933 PMAQI
4th Oct 2025884 PMAQI
4th Oct 2025915 PMAQI
4th Oct 2025996 PMAQI
4th Oct 2025977 PMAQI
4th Oct 2025998 PMAQI
4th Oct 20251069 PMAQI
4th Oct 202510810 PMAQI
4th Oct 202511811 PMAQI
5th Oct 202510712 AMAQI
5th Oct 2025941 AMAQI
5th Oct 2025932 AMAQI
5th Oct 20251043 AMAQI
5th Oct 20251144 AMAQI
28°C24/32°C
5th Oct 20251295 AMAQI
5th Oct 20251426 AMAQI
5th Oct 20251507 AMAQI
5th Oct 20251498 AMAQI
5th Oct 20251399 AMAQI
5th Oct 202513310 AMAQI
5th Oct 202512911 AMAQI
5th Oct 202514112 PMAQI
5th Oct 20251191 PMAQI
5th Oct 20251022 PMAQI
5th Oct 20251003 PMAQI
5th Oct 20251074 PMAQI
5th Oct 2025935 PMAQI
5th Oct 2025946 PMAQI
5th Oct 2025977 PMAQI
5th Oct 20251138 PMAQI
5th Oct 20251259 PMAQI
5th Oct 202514510 PMAQI
5th Oct 202514711 PMAQI
6th Oct 202515712 AMAQI
6th Oct 20251541 AMAQI
6th Oct 20251582 AMAQI
6th Oct 20251663 AMAQI
6th Oct 20251594 AMAQI
29°C25/34°C
6th Oct 20251535 AMAQI
6th Oct 20251476 AMAQI
6th Oct 20251357 AMAQI
6th Oct 20251468 AMAQI
6th Oct 20251279 AMAQI
6th Oct 202512610 AMAQI
6th Oct 202511911 AMAQI
6th Oct 202510312 PMAQI
6th Oct 2025981 PMAQI
6th Oct 2025872 PMAQI
6th Oct 2025663 PMAQI
6th Oct 2025654 PMAQI
6th Oct 2025665 PMAQI
6th Oct 2025636 PMAQI
6th Oct 2025647 PMAQI
6th Oct 2025608 PMAQI
6th Oct 2025599 PMAQI
6th Oct 20256510 PMAQI
6th Oct 20256211 PMAQI
7th Oct 20256912 AMAQI
25°C24/27°C
7th Oct 2025706 PMAQI
7th Oct 2025587 PMAQI
7th Oct 2025608 PMAQI
7th Oct 2025609 PMAQI
7th Oct 20255610 PMAQI
7th Oct 20256711 PMAQI
8th Oct 20256412 AMAQI
8th Oct 2025611 AMAQI
8th Oct 2025572 AMAQI
8th Oct 2025583 AMAQI
8th Oct 2025604 AMAQI
25°C24/27°C
8th Oct 2025625 AMAQI
8th Oct 2025536 AMAQI
8th Oct 2025567 AMAQI
8th Oct 2025648 AMAQI
8th Oct 2025789 AMAQI
8th Oct 20257710 AMAQI
8th Oct 20257511 AMAQI
8th Oct 20257912 PMAQI
8th Oct 2025731 PMAQI
8th Oct 2025682 PMAQI
8th Oct 2025793 PMAQI
8th Oct 2025884 PMAQI
8th Oct 2025875 PMAQI
8th Oct 2025826 PMAQI
8th Oct 2025697 PMAQI
8th Oct 2025738 PMAQI
8th Oct 2025779 PMAQI
8th Oct 20257910 PMAQI
8th Oct 20257911 PMAQI
9th Oct 20258612 AMAQI
9th Oct 20251071 AMAQI
9th Oct 20251092 AMAQI
9th Oct 20251323 AMAQI
9th Oct 20251394 AMAQI
27°C24/32°C
9th Oct 20251255 AMAQI
9th Oct 20251156 AMAQI
9th Oct 20251117 AMAQI
9th Oct 20251248 AMAQI
9th Oct 20251479 AMAQI
9th Oct 202515310 AMAQI
9th Oct 202514211 AMAQI
9th Oct 202511512 PMAQI
9th Oct 20251031 PMAQI
9th Oct 2025902 PMAQI
9th Oct 2025953 PMAQI
9th Oct 2025914 PMAQI
9th Oct 2025975 PMAQI
9th Oct 2025996 PMAQI
9th Oct 2025987 PMAQI
9th Oct 20251018 PMAQI
9th Oct 20251189 PMAQI
9th Oct 202513510 PMAQI
9th Oct 202512811 PMAQI
10th Oct 202510912 AMAQI
10th Oct 20251051 AMAQI
10th Oct 20251012 AMAQI
10th Oct 20251133 AMAQI
10th Oct 20251104 AMAQI
27°C24/32°C
10th Oct 20251275 AMAQI
10th Oct 20251266 AMAQI
10th Oct 20251407 AMAQI
10th Oct 20251528 AMAQI
10th Oct 20251569 AMAQI
10th Oct 202516310 AMAQI
10th Oct 202515811 AMAQI
10th Oct 202513712 PMAQI
10th Oct 20251121 PMAQI
10th Oct 20251012 PMAQI
10th Oct 2025963 PMAQI
10th Oct 20251094 PMAQI
10th Oct 20251005 PMAQI
10th Oct 2025986 PMAQI
10th Oct 20251067 PMAQI
10th Oct 20251088 PMAQI
10th Oct 20251219 PMAQI
10th Oct 202512810 PMAQI
10th Oct 202513511 PMAQI
11th Oct 202513612 AMAQI
11th Oct 20251391 AMAQI
11th Oct 20251112 AMAQI
11th Oct 2025973 AMAQI
11th Oct 2025964 AMAQI
28°C24/33°C
11th Oct 2025985 AMAQI
5 AM11th Oct 2025956 AMAQI
11th Oct 20251067 AMAQI
11th Oct 20251048 AMAQI
11th Oct 20251269 AMAQI
11th Oct 202515910 AMAQI
11th Oct 202515411 AMAQI
11 AM5 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 11 AM
73AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
3 PM - 5 PM
58AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 11 AM (Avg. 73), while the lowest AQI was between 3 PM to 5 PM (Avg. 58).
Night time
Avg. Highest Time
12 AM - 4 AM
67AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM - 8 PM
61AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 67), while the lowest AQI was between 6 PM to 8 PM (Avg. 61).
2025 Days Vs Air Quality
Ha Noi Lang Thuong, Hanoi, Ha Noi, Vietnam
2025
12%
33
64%
181
20%
58
4%
11
Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)
Good
33 DaysModerate
181 DaysPoor
58 DaysUnhealthy
11 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2025, 12% of 284 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
Ha Noi Lang Thuong, Hanoi, Ha Noi, Vietnam
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
113AQI
113AQI
2nd January 2025
136AQI
136AQI
3rd January 2025
109AQI
109AQI
4th January 2025
99AQI
99AQI
5th January 2025
97AQI
97AQI
6th January 2025
100AQI
100AQI
7th January 2025
129AQI
129AQI
8th January 2025
145AQI
145AQI
9th January 2025
154AQI
154AQI
10th January 2025
109AQI
109AQI
11th January 2025
118AQI
118AQI
12th January 2025
128AQI
128AQI
13th January 2025
150AQI
150AQI
14th January 2025
156AQI
156AQI
15th January 2025
156AQI
156AQI
16th January 2025
154AQI
154AQI
17th January 2025
160AQI
160AQI
18th January 2025
168AQI
168AQI
19th January 2025
166AQI
166AQI
20th January 2025
181AQI
181AQI
21st January 2025
165AQI
165AQI
22nd January 2025
165AQI
165AQI
23rd January 2025
147AQI
147AQI
24th January 2025
138AQI
138AQI
25th January 2025
117AQI
117AQI
26th January 2025
80AQI
80AQI
27th January 2025
97AQI
97AQI
28th January 2025
91AQI
91AQI
29th January 2025
125AQI
125AQI
30th January 2025
117AQI
117AQI
31st January 2025
104AQI
104AQI
1st February 2025
92AQI
92AQI
2nd February 2025
79AQI
79AQI
3rd February 2025
64AQI
64AQI
4th February 2025
77AQI
77AQI
5th February 2025
100AQI
100AQI
6th February 2025
113AQI
113AQI
7th February 2025
54AQI
54AQI
8th February 2025
68AQI
68AQI
9th February 2025
91AQI
91AQI
10th February 2025
137AQI
137AQI
11th February 2025
146AQI
146AQI
12th February 2025
165AQI
165AQI
13th February 2025
144AQI
144AQI
14th February 2025
141AQI
141AQI
15th February 2025
147AQI
147AQI
16th February 2025
85AQI
85AQI
17th February 2025
118AQI
118AQI
18th February 2025
72AQI
72AQI
19th February 2025
98AQI
98AQI
20th February 2025
137AQI
137AQI
21st February 2025
118AQI
118AQI
22nd February 2025
138AQI
138AQI
23rd February 2025
71AQI
71AQI
24th February 2025
80AQI
80AQI
25th February 2025
92AQI
92AQI
26th February 2025
85AQI
85AQI
27th February 2025
141AQI
141AQI
28th February 2025
107AQI
107AQI
1st March 2025
114AQI
114AQI
2nd March 2025
88AQI
88AQI
3rd March 2025
91AQI
91AQI
4th March 2025
91AQI
91AQI
5th March 2025
92AQI
92AQI
6th March 2025
72AQI
72AQI
7th March 2025
78AQI
78AQI
8th March 2025
97AQI
97AQI
9th March 2025
130AQI
130AQI
10th March 2025
142AQI
142AQI
11th March 2025
123AQI
123AQI
12th March 2025
99AQI
99AQI
13th March 2025
85AQI
85AQI
14th March 2025
94AQI
94AQI
15th March 2025
84AQI
84AQI
16th March 2025
64AQI
64AQI
17th March 2025
83AQI
83AQI
18th March 2025
88AQI
88AQI
19th March 2025
84AQI
84AQI
20th March 2025
92AQI
92AQI
21st March 2025
125AQI
125AQI
22nd March 2025
117AQI
117AQI
23rd March 2025
121AQI
121AQI
24th March 2025
129AQI
129AQI
25th March 2025
137AQI
137AQI
26th March 2025
116AQI
116AQI
27th March 2025
113AQI
113AQI
28th March 2025
112AQI
112AQI
29th March 2025
83AQI
83AQI
30th March 2025
66AQI
66AQI
31st March 2025
74AQI
74AQI
1st April 2025
97AQI
97AQI
2nd April 2025
124AQI
124AQI
3rd April 2025
111AQI
111AQI
4th April 2025
144AQI
144AQI
5th April 2025
119AQI
119AQI
6th April 2025
134AQI
134AQI
7th April 2025
124AQI
124AQI
8th April 2025
123AQI
123AQI
9th April 2025
96AQI
96AQI
10th April 2025
99AQI
99AQI
11th April 2025
99AQI
99AQI
12th April 2025
109AQI
109AQI
13th April 2025
92AQI
92AQI
14th April 2025
103AQI
103AQI
15th April 2025
107AQI
107AQI
16th April 2025
114AQI
114AQI
17th April 2025
104AQI
104AQI
18th April 2025
109AQI
109AQI
19th April 2025
102AQI
102AQI
20th April 2025
90AQI
90AQI
21st April 2025
87AQI
87AQI
22nd April 2025
97AQI
97AQI
23rd April 2025
101AQI
101AQI
24th April 2025
91AQI
91AQI
25th April 2025
82AQI
82AQI
26th April 2025
83AQI
83AQI
27th April 2025
70AQI
70AQI
28th April 2025
68AQI
68AQI
29th April 2025
79AQI
79AQI
30th April 2025
75AQI
75AQI
1st May 2025
64AQI
64AQI
2nd May 2025
80AQI
80AQI
3rd May 2025
81AQI
81AQI
4th May 2025
79AQI
79AQI
5th May 2025
84AQI
84AQI
6th May 2025
77AQI
77AQI
7th May 2025
78AQI
78AQI
8th May 2025
81AQI
81AQI
9th May 2025
82AQI
82AQI
10th May 2025
85AQI
85AQI
11th May 2025
56AQI
56AQI
12th May 2025
73AQI
73AQI
13th May 2025
70AQI
70AQI
14th May 2025
66AQI
66AQI
15th May 2025
62AQI
62AQI
16th May 2025
62AQI
62AQI
17th May 2025
58AQI
58AQI
18th May 2025
57AQI
57AQI
19th May 2025
57AQI
57AQI
20th May 2025
60AQI
60AQI
21st May 2025
59AQI
59AQI
22nd May 2025
58AQI
58AQI
23rd May 2025
58AQI
58AQI
24th May 2025
56AQI
56AQI
25th May 2025
57AQI
57AQI
26th May 2025
61AQI
61AQI
27th May 2025
85AQI
85AQI
28th May 2025
82AQI
82AQI
29th May 2025
65AQI
65AQI
30th May 2025
65AQI
65AQI
31st May 2025
61AQI
61AQI
1st June 2025
54AQI
54AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
55AQI
55AQI
4th June 2025
60AQI
60AQI
5th June 2025
72AQI
72AQI
6th June 2025
61AQI
61AQI
7th June 2025
60AQI
60AQI
8th June 2025
61AQI
61AQI
9th June 2025
64AQI
64AQI
10th June 2025
61AQI
61AQI
11th June 2025
65AQI
65AQI
12th June 2025
62AQI
62AQI
13th June 2025
59AQI
59AQI
14th June 2025
64AQI
64AQI
15th June 2025
80AQI
80AQI
16th June 2025
65AQI
65AQI
17th June 2025
64AQI
64AQI
18th June 2025
58AQI
58AQI
19th June 2025
69AQI
69AQI
20th June 2025
75AQI
75AQI
21st June 2025
68AQI
68AQI
22nd June 2025
71AQI
71AQI
23rd June 2025
67AQI
67AQI
24th June 2025
70AQI
70AQI
25th June 2025
61AQI
61AQI
26th June 2025
62AQI
62AQI
27th June 2025
63AQI
63AQI
28th June 2025
57AQI
57AQI
29th June 2025
58AQI
58AQI
30th June 2025
57AQI
57AQI
1st July 2025
52AQI
52AQI
2nd July 2025
52AQI
52AQI
3rd July 2025
57AQI
57AQI
4th July 2025
63AQI
63AQI
5th July 2025
63AQI
63AQI
6th July 2025
60AQI
60AQI
7th July 2025
65AQI
65AQI
8th July 2025
64AQI
64AQI
9th July 2025
70AQI
70AQI
10th July 2025
61AQI
61AQI
11th July 2025
58AQI
58AQI
12th July 2025
56AQI
56AQI
13th July 2025
57AQI
57AQI
14th July 2025
72AQI
72AQI
15th July 2025
81AQI
81AQI
16th July 2025
66AQI
66AQI
17th July 2025
62AQI
62AQI
18th July 2025
63AQI
63AQI
19th July 2025
74AQI
74AQI
20th July 2025
62AQI
62AQI
21st July 2025
62AQI
62AQI
22nd July 2025
52AQI
52AQI
23rd July 2025
54AQI
54AQI
24th July 2025
52AQI
52AQI
25th July 2025
58AQI
58AQI
26th July 2025
63AQI
63AQI
27th July 2025
61AQI
61AQI
28th July 2025
66AQI
66AQI
29th July 2025
76AQI
76AQI
30th July 2025
70AQI
70AQI
31st July 2025
61AQI
61AQI
1st August 2025
53AQI
53AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
56AQI
56AQI
4th August 2025
56AQI
56AQI
5th August 2025
55AQI
55AQI
6th August 2025
53AQI
53AQI
7th August 2025
57AQI
57AQI
8th August 2025
59AQI
59AQI
9th August 2025
56AQI
56AQI
10th August 2025
59AQI
59AQI
11th August 2025
56AQI
56AQI
12th August 2025
51AQI
51AQI
13th August 2025
52AQI
52AQI
14th August 2025
54AQI
54AQI
15th August 2025
45AQI
45AQI
16th August 2025
44AQI
44AQI
17th August 2025
40AQI
40AQI
18th August 2025
39AQI
39AQI
19th August 2025
41AQI
41AQI
20th August 2025
43AQI
43AQI
21st August 2025
46AQI
46AQI
22nd August 2025
45AQI
45AQI
23rd August 2025
47AQI
47AQI
24th August 2025
46AQI
46AQI
25th August 2025
37AQI
37AQI
26th August 2025
33AQI
33AQI
27th August 2025
39AQI
39AQI
28th August 2025
44AQI
44AQI
29th August 2025
44AQI
44AQI
30th August 2025
39AQI
39AQI
31st August 2025
40AQI
40AQI
1st September 2025
41AQI
41AQI
2nd September 2025
41AQI
41AQI
3rd September 2025
40AQI
40AQI
4th September 2025
46AQI
46AQI
5th September 2025
41AQI
41AQI
6th September 2025
40AQI
40AQI
7th September 2025
50AQI
50AQI
8th September 2025
57AQI
57AQI
9th September 2025
52AQI
52AQI
10th September 2025
52AQI
52AQI
11th September 2025
45AQI
45AQI
12th September 2025
42AQI
42AQI
13th September 2025
40AQI
40AQI
14th September 2025
41AQI
41AQI
15th September 2025
46AQI
46AQI
16th September 2025
49AQI
49AQI
17th September 2025
50AQI
50AQI
18th September 2025
56AQI
56AQI
19th September 2025
59AQI
59AQI
20th September 2025
64AQI
64AQI
21st September 2025
72AQI
72AQI
22nd September 2025
63AQI
63AQI
23rd September 2025
65AQI
65AQI
24th September 2025
61AQI
61AQI
25th September 2025
55AQI
55AQI
26th September 2025
52AQI
52AQI
27th September 2025
52AQI
52AQI
28th September 2025
53AQI
53AQI
29th September 2025
50AQI
50AQI
30th September 2025
44AQI
44AQI
1st October 2025
66AQI
66AQI
2nd October 2025
76AQI
76AQI
3rd October 2025
71AQI
71AQI
4th October 2025
95AQI
95AQI
5th October 2025
116AQI
116AQI
6th October 2025
124AQI
124AQI
7th October 2025
63AQI
63AQI
8th October 2025
70AQI
70AQI
9th October 2025
109AQI
109AQI
10th October 2025
117AQI
117AQI
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
131AQI
106AQI
99AQI
101AQI
68AQI
63AQI
62AQI
48AQI
51AQI
91AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202581AQI
6
15
10
15
12
1
19
12
15
15
31
30
31
17
14
16
14
6
4
33
181
58
11
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
August48AQI
202455AQI
5
8
2
1
2
11
2
2
2
10
6
30
3
28
29
1
24
17
11
3
7
19
4
18
11
2
101
124
28
4
1
Highest AQI recorded in
January123AQI
Lowest AQI recorded in
September10AQI
202315AQI
26
18
28
24
24
17
14
21
13
4
9
12
3
6
5
4
210
3
6
5
4
Highest AQI recorded in
December91AQI
Lowest AQI recorded in
June1AQI
202215AQI
10
5
4
11
10
4
11
29
28
22
1
24
25
21
27
209
15
8
Highest AQI recorded in
March59AQI
Lowest AQI recorded in
July2AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
81AQILeast Polluted Year Recorded
2022(Avg.)
15AQIHa Noi Lang Thuong's annual 2025 AQI (81) shows an average percentage change of 315.4% (worsened AQI) compared to previous years: 2022 (15), 2023 (15), 2024 (55).
