Hanoi, Hanoi, 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+
August Air Quality Analysis
Hanoi, Hanoi, Vietnam
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
54AQILowest AQI recorded on
1st Aug 2025
54AQISame Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Hanoi, Hanoi, Vietnam
AQI
Day
Night
.
5 AM2nd Aug 2025
6 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
6PM2nd Aug
59AQI
Avg. Lowest Time
9AM2nd Aug
45AQI
Night time
Avg. Highest Time
9PM2nd Aug
60AQI
Avg. Lowest Time
4AM3rd Aug
55AQI
In the last 24 hours,
Hanoi's AQI reached its highest point of 60 at 9 PM during the Night, while the lowest point, 45, was recorded at 9 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hanoi, Hanoi, Vietnam
JulAug
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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025555 AMAQI
4th Jul 2025556 AMAQI
4th Jul 2025747 AMAQI
4th Jul 2025808 AMAQI
4th Jul 2025789 AMAQI
4th Jul 20257810 AMAQI
4th Jul 20257011 AMAQI
4th Jul 20256512 PMAQI
4th Jul 2025621 PMAQI
4th Jul 2025652 PMAQI
4th Jul 2025653 PMAQI
4th Jul 2025634 PMAQI
4th Jul 2025615 PMAQI
4th Jul 2025596 PMAQI
4th Jul 2025597 PMAQI
4th Jul 2025598 PMAQI
4th Jul 2025599 PMAQI
4th Jul 20255810 PMAQI
4th Jul 20255811 PMAQI
5th Jul 20255812 AMAQI
5th Jul 2025591 AMAQI
5th Jul 2025582 AMAQI
5th Jul 2025603 AMAQI
5th Jul 2025604 AMAQI
29°C25/33°C
5th Jul 2025605 AMAQI
5th Jul 2025606 AMAQI
5th Jul 2025597 AMAQI
5th Jul 2025598 AMAQI
5th Jul 2025609 AMAQI
5th Jul 20255910 AMAQI
5th Jul 20256111 AMAQI
5th Jul 20256112 PMAQI
5th Jul 2025621 PMAQI
5th Jul 2025652 PMAQI
5th Jul 2025663 PMAQI
5th Jul 2025664 PMAQI
5th Jul 2025655 PMAQI
5th Jul 2025676 PMAQI
5th Jul 2025627 PMAQI
5th Jul 2025638 PMAQI
5th Jul 2025649 PMAQI
5th Jul 20256410 PMAQI
5th Jul 20256011 PMAQI
6th Jul 20255812 AMAQI
6th Jul 2025591 AMAQI
6th Jul 2025592 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025604 AMAQI
30°C26/35°C
6th Jul 2025605 AMAQI
6th Jul 2025606 AMAQI
6th Jul 2025597 AMAQI
6th Jul 2025598 AMAQI
6th Jul 2025619 AMAQI
6th Jul 20256110 AMAQI
6th Jul 20256111 AMAQI
6th Jul 20255612 PMAQI
6th Jul 2025611 PMAQI
6th Jul 2025602 PMAQI
6th Jul 2025573 PMAQI
6th Jul 2025574 PMAQI
6th Jul 2025565 PMAQI
6th Jul 2025546 PMAQI
6th Jul 2025557 PMAQI
6th Jul 2025578 PMAQI
6th Jul 2025579 PMAQI
6th Jul 20255710 PMAQI
6th Jul 20255511 PMAQI
7th Jul 20255712 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025592 AMAQI
7th Jul 2025593 AMAQI
7th Jul 2025594 AMAQI
29°C27/33°C
7th Jul 2025595 AMAQI
7th Jul 2025596 AMAQI
7th Jul 2025657 AMAQI
7th Jul 2025698 AMAQI
7th Jul 2025759 AMAQI
7th Jul 20257810 AMAQI
7th Jul 20257511 AMAQI
7th Jul 20257112 PMAQI
7th Jul 2025661 PMAQI
7th Jul 2025662 PMAQI
7th Jul 2025673 PMAQI
7th Jul 2025674 PMAQI
7th Jul 2025645 PMAQI
7th Jul 2025626 PMAQI
7th Jul 2025637 PMAQI
7th Jul 2025628 PMAQI
7th Jul 2025629 PMAQI
7th Jul 20256310 PMAQI
7th Jul 20256211 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025601 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025623 AMAQI
8th Jul 2025624 AMAQI
30°C26/35°C
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025638 AMAQI
8th Jul 2025609 AMAQI
8th Jul 20255910 AMAQI
8th Jul 20256111 AMAQI
8th Jul 20256012 PMAQI
8th Jul 2025611 PMAQI
8th Jul 2025622 PMAQI
8th Jul 2025633 PMAQI
8th Jul 2025614 PMAQI
8th Jul 2025625 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256210 PMAQI
8th Jul 20256411 PMAQI
9th Jul 20256712 AMAQI
9th Jul 2025601 AMAQI
9th Jul 2025622 AMAQI
9th Jul 2025613 AMAQI
9th Jul 2025604 AMAQI
32°C27/37°C
9th Jul 2025605 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025689 AMAQI
9th Jul 20256610 AMAQI
9th Jul 20256911 AMAQI
9th Jul 20256712 PMAQI
9th Jul 2025681 PMAQI
9th Jul 2025662 PMAQI
9th Jul 2025653 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025635 PMAQI
9th Jul 2025646 PMAQI
9th Jul 2025657 PMAQI
9th Jul 2025698 PMAQI
9th Jul 2025749 PMAQI
9th Jul 20257110 PMAQI
9th Jul 20256711 PMAQI
10th Jul 20256712 AMAQI
10th Jul 2025631 AMAQI
10th Jul 2025632 AMAQI
10th Jul 2025633 AMAQI
10th Jul 2025634 AMAQI
32°C28/37°C
10th Jul 2025645 AMAQI
10th Jul 2025636 AMAQI
10th Jul 2025457 AMAQI
10th Jul 2025418 AMAQI
10th Jul 2025429 AMAQI
10th Jul 20254610 AMAQI
10th Jul 20255111 AMAQI
10th Jul 20255112 PMAQI
10th Jul 2025531 PMAQI
10th Jul 2025512 PMAQI
10th Jul 2025473 PMAQI
10th Jul 2025494 PMAQI
10th Jul 2025515 PMAQI
10th Jul 2025516 PMAQI
10th Jul 2025557 PMAQI
10th Jul 2025588 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20256010 PMAQI
10th Jul 20255911 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025611 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025593 AMAQI
11th Jul 2025594 AMAQI
30°C26/35°C
11th Jul 2025595 AMAQI
11th Jul 2025596 AMAQI
11th Jul 2025487 AMAQI
11th Jul 2025458 AMAQI
11th Jul 2025479 AMAQI
11th Jul 20255110 AMAQI
11th Jul 20255311 AMAQI
11th Jul 20255312 PMAQI
11th Jul 2025541 PMAQI
11th Jul 2025542 PMAQI
11th Jul 2025553 PMAQI
11th Jul 2025554 PMAQI
11th Jul 2025555 PMAQI
11th Jul 2025546 PMAQI
11th Jul 2025557 PMAQI
11th Jul 2025558 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255512 AMAQI
12th Jul 2025591 AMAQI
12th Jul 2025582 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025564 AMAQI
29°C26/33°C
12th Jul 2025575 AMAQI
12th Jul 2025576 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025548 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20255410 AMAQI
12th Jul 20255311 AMAQI
12th Jul 20255312 PMAQI
12th Jul 2025551 PMAQI
12th Jul 2025542 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025514 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025506 PMAQI
12th Jul 2025537 PMAQI
12th Jul 2025538 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025572 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025574 AMAQI
29°C26/34°C
13th Jul 2025575 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025577 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025579 AMAQI
13th Jul 20255610 AMAQI
13th Jul 20255411 AMAQI
13th Jul 20255412 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025542 PMAQI
13th Jul 2025553 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025555 PMAQI
13th Jul 2025536 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025599 PMAQI
13th Jul 20256310 PMAQI
13th Jul 20256311 PMAQI
14th Jul 20256112 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025573 AMAQI
14th Jul 2025564 AMAQI
29°C26/34°C
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025757 AMAQI
14th Jul 2025978 AMAQI
14th Jul 2025979 AMAQI
14th Jul 20259310 AMAQI
14th Jul 20258111 AMAQI
14th Jul 20258012 PMAQI
14th Jul 2025801 PMAQI
14th Jul 2025792 PMAQI
14th Jul 2025843 PMAQI
14th Jul 2025774 PMAQI
14th Jul 2025735 PMAQI
14th Jul 2025696 PMAQI
14th Jul 2025627 PMAQI
14th Jul 2025648 PMAQI
14th Jul 2025629 PMAQI
14th Jul 20256310 PMAQI
14th Jul 20256111 PMAQI
15th Jul 20256012 AMAQI
15th Jul 2025601 AMAQI
15th Jul 2025612 AMAQI
15th Jul 2025653 AMAQI
15th Jul 2025654 AMAQI
31°C27/35°C
15th Jul 2025655 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025707 AMAQI
15th Jul 2025818 AMAQI
15th Jul 2025869 AMAQI
15th Jul 20259310 AMAQI
15th Jul 20258811 AMAQI
15th Jul 20259712 PMAQI
15th Jul 2025961 PMAQI
15th Jul 2025992 PMAQI
15th Jul 2025983 PMAQI
15th Jul 2025964 PMAQI
15th Jul 2025935 PMAQI
15th Jul 2025936 PMAQI
15th Jul 2025837 PMAQI
15th Jul 2025748 PMAQI
15th Jul 2025709 PMAQI
15th Jul 20256910 PMAQI
15th Jul 20256211 PMAQI
16th Jul 20256312 AMAQI
16th Jul 2025631 AMAQI
16th Jul 2025632 AMAQI
16th Jul 2025673 AMAQI
16th Jul 2025684 AMAQI
30°C28/34°C
16th Jul 2025685 AMAQI
16th Jul 2025686 AMAQI
16th Jul 2025587 AMAQI
16th Jul 2025578 AMAQI
16th Jul 2025609 AMAQI
16th Jul 20255910 AMAQI
16th Jul 20255911 AMAQI
16th Jul 20255712 PMAQI
16th Jul 2025551 PMAQI
16th Jul 2025562 PMAQI
16th Jul 2025573 PMAQI
16th Jul 2025574 PMAQI
16th Jul 2025535 PMAQI
16th Jul 2025556 PMAQI
16th Jul 2025597 PMAQI
16th Jul 2025588 PMAQI
16th Jul 2025609 PMAQI
16th Jul 20255910 PMAQI
16th Jul 20255711 PMAQI
17th Jul 20255912 AMAQI
17th Jul 2025631 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025633 AMAQI
17th Jul 2025634 AMAQI
31°C27/35°C
17th Jul 2025635 AMAQI
17th Jul 2025636 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025588 AMAQI
17th Jul 2025619 AMAQI
17th Jul 20256110 AMAQI
17th Jul 20255911 AMAQI
17th Jul 20255912 PMAQI
17th Jul 2025571 PMAQI
17th Jul 2025562 PMAQI
17th Jul 2025553 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025545 PMAQI
17th Jul 2025556 PMAQI
17th Jul 2025587 PMAQI
17th Jul 2025618 PMAQI
17th Jul 2025609 PMAQI
17th Jul 20256110 PMAQI
17th Jul 20256111 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025611 AMAQI
18th Jul 2025612 AMAQI
18th Jul 2025603 AMAQI
18th Jul 2025614 AMAQI
31°C27/37°C
18th Jul 2025615 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025617 AMAQI
18th Jul 2025648 AMAQI
18th Jul 2025629 AMAQI
18th Jul 20256210 AMAQI
18th Jul 20256311 AMAQI
18th Jul 20256112 PMAQI
18th Jul 2025631 PMAQI
18th Jul 2025642 PMAQI
18th Jul 2025623 PMAQI
18th Jul 2025624 PMAQI
18th Jul 2025595 PMAQI
18th Jul 2025566 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025578 PMAQI
18th Jul 2025569 PMAQI
18th Jul 20255710 PMAQI
18th Jul 20255911 PMAQI
19th Jul 20256112 AMAQI
19th Jul 2025601 AMAQI
19th Jul 2025612 AMAQI
19th Jul 2025623 AMAQI
19th Jul 2025624 AMAQI
32°C28/37°C
19th Jul 2025625 AMAQI
19th Jul 2025626 AMAQI
19th Jul 2025817 AMAQI
19th Jul 2025958 AMAQI
19th Jul 20251089 AMAQI
19th Jul 202510010 AMAQI
19th Jul 20259311 AMAQI
19th Jul 20259212 PMAQI
19th Jul 2025891 PMAQI
19th Jul 2025802 PMAQI
19th Jul 2025783 PMAQI
19th Jul 2025714 PMAQI
19th Jul 2025685 PMAQI
19th Jul 2025646 PMAQI
19th Jul 2025667 PMAQI
19th Jul 2025658 PMAQI
19th Jul 2025619 PMAQI
19th Jul 20255710 PMAQI
19th Jul 20255511 PMAQI
20th Jul 20255812 AMAQI
20th Jul 2025631 AMAQI
20th Jul 2025642 AMAQI
20th Jul 2025673 AMAQI
20th Jul 2025674 AMAQI
31°C25/37°C
20th Jul 2025675 AMAQI
20th Jul 2025676 AMAQI
20th Jul 2025587 AMAQI
20th Jul 2025538 AMAQI
20th Jul 2025519 AMAQI
20th Jul 20255110 AMAQI
20th Jul 20255411 AMAQI
20th Jul 20255412 PMAQI
20th Jul 2025541 PMAQI
20th Jul 2025582 PMAQI
20th Jul 2025573 PMAQI
20th Jul 2025594 PMAQI
20th Jul 2025615 PMAQI
20th Jul 2025606 PMAQI
20th Jul 2025617 PMAQI
20th Jul 2025628 PMAQI
20th Jul 2025639 PMAQI
20th Jul 20256410 PMAQI
20th Jul 20256111 PMAQI
21st Jul 20256312 AMAQI
21st Jul 2025641 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025613 AMAQI
21st Jul 2025614 AMAQI
28°C25/31°C
21st Jul 2025625 AMAQI
21st Jul 2025626 AMAQI
21st Jul 2025627 AMAQI
21st Jul 2025638 AMAQI
21st Jul 2025619 AMAQI
21st Jul 20256110 AMAQI
21st Jul 20255811 AMAQI
21st Jul 20255612 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025562 PMAQI
21st Jul 2025553 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025525 PMAQI
21st Jul 2025536 PMAQI
21st Jul 2025547 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025539 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255311 PMAQI
22nd Jul 20255512 AMAQI
22nd Jul 2025611 AMAQI
22nd Jul 2025612 AMAQI
22nd Jul 2025613 AMAQI
22nd Jul 2025604 AMAQI
26°C25/27°C
22nd Jul 2025615 AMAQI
22nd Jul 2025616 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025329 AMAQI
22nd Jul 20253110 AMAQI
22nd Jul 20253311 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025321 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025353 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025335 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025428 PMAQI
22nd Jul 2025439 PMAQI
22nd Jul 20254410 PMAQI
22nd Jul 20254411 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025572 AMAQI
23rd Jul 2025563 AMAQI
23rd Jul 2025564 AMAQI
27°C25/29°C
23rd Jul 2025565 AMAQI
23rd Jul 2025566 AMAQI
23rd Jul 2025467 AMAQI
23rd Jul 2025488 AMAQI
23rd Jul 2025509 AMAQI
23rd Jul 20254910 AMAQI
23rd Jul 20254411 AMAQI
23rd Jul 20254412 PMAQI
23rd Jul 2025451 PMAQI
23rd Jul 2025422 PMAQI
23rd Jul 2025403 PMAQI
23rd Jul 2025424 PMAQI
23rd Jul 2025395 PMAQI
23rd Jul 2025446 PMAQI
23rd Jul 2025497 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255110 PMAQI
23rd Jul 20255011 PMAQI
24th Jul 20255012 AMAQI
24th Jul 2025541 AMAQI
24th Jul 2025552 AMAQI
24th Jul 2025543 AMAQI
24th Jul 2025544 AMAQI
28°C26/31°C
24th Jul 2025545 AMAQI
24th Jul 2025556 AMAQI
24th Jul 2025497 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025499 AMAQI
24th Jul 20254910 AMAQI
24th Jul 20254411 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025401 PMAQI
24th Jul 2025402 PMAQI
24th Jul 2025393 PMAQI
24th Jul 2025374 PMAQI
24th Jul 2025395 PMAQI
24th Jul 2025406 PMAQI
24th Jul 2025457 PMAQI
24th Jul 2025488 PMAQI
24th Jul 2025499 PMAQI
24th Jul 20254810 PMAQI
24th Jul 20254911 PMAQI
25th Jul 20255112 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025532 AMAQI
25th Jul 2025533 AMAQI
25th Jul 2025534 AMAQI
28°C26/32°C
25th Jul 2025535 AMAQI
25th Jul 2025536 AMAQI
25th Jul 2025587 AMAQI
25th Jul 2025648 AMAQI
25th Jul 2025679 AMAQI
25th Jul 20256710 AMAQI
25th Jul 20256311 AMAQI
25th Jul 20256112 PMAQI
25th Jul 2025601 PMAQI
25th Jul 2025542 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025585 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025577 PMAQI
25th Jul 2025588 PMAQI
25th Jul 2025589 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255311 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025542 AMAQI
26th Jul 2025553 AMAQI
26th Jul 2025554 AMAQI
29°C25/34°C
26th Jul 2025555 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025597 AMAQI
26th Jul 2025638 AMAQI
26th Jul 2025639 AMAQI
26th Jul 20256710 AMAQI
26th Jul 20256911 AMAQI
26th Jul 20256712 PMAQI
26th Jul 2025641 PMAQI
26th Jul 2025642 PMAQI
26th Jul 2025623 PMAQI
26th Jul 2025644 PMAQI
26th Jul 2025625 PMAQI
26th Jul 2025586 PMAQI
26th Jul 2025577 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025559 PMAQI
26th Jul 20255310 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025563 AMAQI
27th Jul 2025564 AMAQI
29°C26/35°C
27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025587 AMAQI
27th Jul 2025658 AMAQI
27th Jul 2025659 AMAQI
27th Jul 20256410 AMAQI
27th Jul 20255911 AMAQI
27th Jul 20255812 PMAQI
27th Jul 2025571 PMAQI
27th Jul 2025562 PMAQI
27th Jul 2025573 PMAQI
27th Jul 2025574 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025626 PMAQI
27th Jul 2025577 PMAQI
27th Jul 2025618 PMAQI
27th Jul 2025609 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255911 PMAQI
28th Jul 20255812 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025573 AMAQI
28th Jul 2025574 AMAQI
30°C26/36°C
28th Jul 2025565 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025627 AMAQI
28th Jul 2025688 AMAQI
28th Jul 2025739 AMAQI
28th Jul 20257610 AMAQI
28th Jul 20256711 AMAQI
28th Jul 20256612 PMAQI
28th Jul 2025681 PMAQI
28th Jul 2025662 PMAQI
28th Jul 2025673 PMAQI
28th Jul 2025644 PMAQI
28th Jul 2025645 PMAQI
28th Jul 2025626 PMAQI
28th Jul 2025627 PMAQI
28th Jul 2025638 PMAQI
28th Jul 2025709 PMAQI
28th Jul 20257010 PMAQI
28th Jul 20256711 PMAQI
29th Jul 20256212 AMAQI
29th Jul 2025571 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025593 AMAQI
29th Jul 2025604 AMAQI
31°C27/35°C
29th Jul 2025605 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025787 AMAQI
29th Jul 2025958 AMAQI
29th Jul 20251069 AMAQI
29th Jul 202510010 AMAQI
29th Jul 20259211 AMAQI
29th Jul 20258612 PMAQI
29th Jul 2025841 PMAQI
29th Jul 2025792 PMAQI
29th Jul 2025743 PMAQI
29th Jul 2025694 PMAQI
29th Jul 2025695 PMAQI
29th Jul 2025686 PMAQI
29th Jul 2025667 PMAQI
29th Jul 2025678 PMAQI
29th Jul 2025679 PMAQI
29th Jul 20256610 PMAQI
29th Jul 20256611 PMAQI
30th Jul 20256412 AMAQI
30th Jul 2025631 AMAQI
30th Jul 2025622 AMAQI
30th Jul 2025653 AMAQI
30th Jul 2025654 AMAQI
32°C28/36°C
30th Jul 2025645 AMAQI
30th Jul 2025646 AMAQI
30th Jul 2025647 AMAQI
30th Jul 2025728 AMAQI
30th Jul 2025769 AMAQI
30th Jul 20257610 AMAQI
30th Jul 20257011 AMAQI
30th Jul 20256912 PMAQI
30th Jul 2025741 PMAQI
30th Jul 2025772 PMAQI
30th Jul 2025773 PMAQI
30th Jul 2025744 PMAQI
30th Jul 2025685 PMAQI
30th Jul 2025646 PMAQI
30th Jul 2025657 PMAQI
30th Jul 2025618 PMAQI
30th Jul 2025619 PMAQI
30th Jul 20255910 PMAQI
30th Jul 20255911 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025612 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025614 AMAQI
32°C28/37°C
31st Jul 2025615 AMAQI
31st Jul 2025616 AMAQI
31st Jul 2025617 AMAQI
31st Jul 2025618 AMAQI
31st Jul 2025629 AMAQI
31st Jul 20256610 AMAQI
31st Jul 20256411 AMAQI
31st Jul 20256112 PMAQI
31st Jul 2025591 PMAQI
31st Jul 2025592 PMAQI
31st Jul 2025583 PMAQI
31st Jul 2025564 PMAQI
31st Jul 2025565 PMAQI
31st Jul 2025566 PMAQI
31st Jul 2025577 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025599 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255811 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025532 AMAQI
1st Aug 2025533 AMAQI
1st Aug 2025534 AMAQI
32°C29/36°C
1st Aug 2025545 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025617 AMAQI
1st Aug 2025628 AMAQI
1st Aug 2025599 AMAQI
1st Aug 20255710 AMAQI
1st Aug 20255511 AMAQI
1st Aug 20255112 PMAQI
1st Aug 2025421 PMAQI
1st Aug 2025512 PMAQI
1st Aug 2025443 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025535 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025517 PMAQI
1st Aug 2025498 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255510 PMAQI
1st Aug 20255311 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
28°C26/31°C
2nd Aug 2025565 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025457 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025459 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025511 PMAQI
2nd Aug 2025482 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025574 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025596 PMAQI
2nd Aug 2025557 PMAQI
2nd Aug 2025578 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20255710 PMAQI
2nd Aug 20255611 PMAQI
3rd Aug 20255612 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025553 AMAQI
3rd Aug 2025554 AMAQI
31°C26/37°C
3rd Aug 2025555 AMAQI
5 AM3rd Aug 2025556 AMAQI
3rd Aug 2025567 AMAQI
3rd Aug 2025618 AMAQI
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
61AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 6 PM
61AQI
14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 PM (Avg. 61), while the lowest AQI was between 5 AM to 6 PM (Avg. 61).
Night time
Avg. Highest Time
12 AM - 11 PM
59AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
59AQI
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. 59), while the lowest AQI was between 12 AM to 11 PM (Avg. 59).
2025 Days Vs Air Quality
Hanoi, Hanoi, Vietnam
2025
4%
5
86%
110
10%
13
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
5 DaysModerate
110 DaysPoor
13 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 215 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
Hanoi, Hanoi, 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.
1st March 2025
111AQI
111AQI
2nd March 2025
104AQI
104AQI
3rd March 2025
87AQI
87AQI
4th March 2025
61AQI
61AQI
5th March 2025
67AQI
67AQI
1st April 2025
97AQI
97AQI
2nd April 2025
137AQI
137AQI
3rd April 2025
118AQI
118AQI
4th April 2025
101AQI
101AQI
5th April 2025
118AQI
118AQI
6th April 2025
137AQI
137AQI
7th April 2025
122AQI
122AQI
8th April 2025
121AQI
121AQI
9th April 2025
103AQI
103AQI
10th April 2025
98AQI
98AQI
11th April 2025
98AQI
98AQI
12th April 2025
101AQI
101AQI
13th April 2025
97AQI
97AQI
14th April 2025
98AQI
98AQI
15th April 2025
103AQI
103AQI
16th April 2025
103AQI
103AQI
17th April 2025
96AQI
96AQI
18th April 2025
99AQI
99AQI
19th April 2025
93AQI
93AQI
20th April 2025
87AQI
87AQI
21st April 2025
88AQI
88AQI
22nd April 2025
95AQI
95AQI
23rd April 2025
96AQI
96AQI
24th April 2025
92AQI
92AQI
25th April 2025
87AQI
87AQI
26th April 2025
86AQI
86AQI
27th April 2025
80AQI
80AQI
28th April 2025
76AQI
76AQI
29th April 2025
84AQI
84AQI
30th April 2025
82AQI
82AQI
1st May 2025
69AQI
69AQI
2nd May 2025
88AQI
88AQI
3rd May 2025
84AQI
84AQI
4th May 2025
82AQI
82AQI
5th May 2025
85AQI
85AQI
6th May 2025
81AQI
81AQI
7th May 2025
82AQI
82AQI
8th May 2025
84AQI
84AQI
9th May 2025
83AQI
83AQI
10th May 2025
84AQI
84AQI
11th May 2025
59AQI
59AQI
12th May 2025
71AQI
71AQI
13th May 2025
69AQI
69AQI
14th May 2025
67AQI
67AQI
15th May 2025
62AQI
62AQI
16th May 2025
63AQI
63AQI
17th May 2025
58AQI
58AQI
18th May 2025
57AQI
57AQI
19th May 2025
61AQI
61AQI
20th May 2025
59AQI
59AQI
21st May 2025
58AQI
58AQI
22nd May 2025
57AQI
57AQI
23rd May 2025
55AQI
55AQI
24th May 2025
56AQI
56AQI
25th May 2025
56AQI
56AQI
26th May 2025
59AQI
59AQI
27th May 2025
79AQI
79AQI
28th May 2025
74AQI
74AQI
29th May 2025
60AQI
60AQI
30th May 2025
58AQI
58AQI
31st May 2025
58AQI
58AQI
1st June 2025
52AQI
52AQI
2nd June 2025
52AQI
52AQI
3rd June 2025
54AQI
54AQI
4th June 2025
61AQI
61AQI
5th June 2025
72AQI
72AQI
6th June 2025
61AQI
61AQI
7th June 2025
60AQI
60AQI
8th June 2025
60AQI
60AQI
9th June 2025
65AQI
65AQI
10th June 2025
61AQI
61AQI
11th June 2025
64AQI
64AQI
12th June 2025
62AQI
62AQI
13th June 2025
56AQI
56AQI
14th June 2025
64AQI
64AQI
15th June 2025
76AQI
76AQI
16th June 2025
65AQI
65AQI
17th June 2025
63AQI
63AQI
18th June 2025
59AQI
59AQI
19th June 2025
70AQI
70AQI
20th June 2025
74AQI
74AQI
21st June 2025
67AQI
67AQI
22nd June 2025
63AQI
63AQI
23rd June 2025
64AQI
64AQI
24th June 2025
68AQI
68AQI
25th June 2025
58AQI
58AQI
26th June 2025
59AQI
59AQI
27th June 2025
61AQI
61AQI
28th June 2025
56AQI
56AQI
29th June 2025
58AQI
58AQI
30th June 2025
54AQI
54AQI
1st July 2025
47AQI
47AQI
2nd July 2025
49AQI
49AQI
3rd July 2025
57AQI
57AQI
4th July 2025
63AQI
63AQI
5th July 2025
63AQI
63AQI
6th July 2025
58AQI
58AQI
7th July 2025
66AQI
66AQI
8th July 2025
64AQI
64AQI
9th July 2025
71AQI
71AQI
10th July 2025
61AQI
61AQI
11th July 2025
58AQI
58AQI
12th July 2025
55AQI
55AQI
13th July 2025
59AQI
59AQI
14th July 2025
74AQI
74AQI
15th July 2025
86AQI
86AQI
16th July 2025
64AQI
64AQI
17th July 2025
62AQI
62AQI
18th July 2025
63AQI
63AQI
19th July 2025
73AQI
73AQI
20th July 2025
63AQI
63AQI
21st July 2025
62AQI
62AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
47AQI
47AQI
24th July 2025
49AQI
49AQI
25th July 2025
59AQI
59AQI
26th July 2025
63AQI
63AQI
27th July 2025
62AQI
62AQI
28th July 2025
67AQI
67AQI
29th July 2025
76AQI
76AQI
30th July 2025
70AQI
70AQI
31st July 2025
61AQI
61AQI
1st August 2025
54AQI
54AQI
86AQI
100AQI
68AQI
62AQI
62AQI
54AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202573AQI
3
2
19
11
31
30
5
26
1
5
110
13
Highest AQI recorded in
April100AQI
Lowest AQI recorded in
August54AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
73AQILeast Polluted Year Recorded
2025(Avg.)
73AQIHanoi's annual 2025 AQI (73) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
