Tram y te xa Sai Son Quoc Oai, 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+
August Air Quality Analysis
Tram y te xa Sai Son Quoc Oai, Hanoi, Ha Noi, Vietnam
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2025
56AQILowest AQI recorded on
16th Aug 2024
29AQISame Day Analysis (3rd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 56 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Tram y te xa Sai Son Quoc Oai, Hanoi, Ha Noi, Vietnam
AQI
Day
Night
.
5 AM3rd Aug 2025
6 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
12PM3rd Aug
70AQI
Avg. Lowest Time
5PM3rd Aug
49AQI
Night time
Avg. Highest Time
9PM3rd Aug
59AQI
Avg. Lowest Time
7PM3rd Aug
53AQI
In the last 24 hours,
Tram y te xa Sai Son Quoc Oai's AQI reached its highest point of 70 at 12 PM during the Day, while the lowest point, 49, was recorded at 5 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tram y te xa Sai Son Quoc Oai, Hanoi, Ha Noi, Vietnam
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025595 AMAQI
5th Jul 2025596 AMAQI
5th Jul 2025547 AMAQI
5th Jul 2025518 AMAQI
5th Jul 2025509 AMAQI
5th Jul 20255310 AMAQI
5th Jul 20255511 AMAQI
5th Jul 20255712 PMAQI
5th Jul 2025611 PMAQI
5th Jul 2025612 PMAQI
5th Jul 2025693 PMAQI
5th Jul 2025744 PMAQI
5th Jul 2025665 PMAQI
5th Jul 2025636 PMAQI
5th Jul 2025607 PMAQI
5th Jul 2025628 PMAQI
5th Jul 2025649 PMAQI
5th Jul 20256410 PMAQI
5th Jul 20256211 PMAQI
6th Jul 20255712 AMAQI
6th Jul 2025581 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025583 AMAQI
6th Jul 2025584 AMAQI
30°C26/35°C
6th Jul 2025585 AMAQI
6th Jul 2025586 AMAQI
6th Jul 2025567 AMAQI
6th Jul 2025568 AMAQI
6th Jul 2025639 AMAQI
6th Jul 20256010 AMAQI
6th Jul 20255811 AMAQI
6th Jul 20255412 PMAQI
6th Jul 2025581 PMAQI
6th Jul 2025602 PMAQI
6th Jul 2025583 PMAQI
6th Jul 2025594 PMAQI
6th Jul 2025575 PMAQI
6th Jul 2025526 PMAQI
6th Jul 2025597 PMAQI
6th Jul 2025598 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255711 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025582 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025584 AMAQI
29°C27/33°C
7th Jul 2025585 AMAQI
7th Jul 2025586 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025598 AMAQI
7th Jul 2025669 AMAQI
7th Jul 20257010 AMAQI
7th Jul 20257211 AMAQI
7th Jul 20256612 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025562 PMAQI
7th Jul 2025613 PMAQI
7th Jul 2025624 PMAQI
7th Jul 2025605 PMAQI
7th Jul 2025586 PMAQI
7th Jul 2025617 PMAQI
7th Jul 2025618 PMAQI
7th Jul 2025639 PMAQI
7th Jul 20256210 PMAQI
7th Jul 20256211 PMAQI
8th Jul 20255912 AMAQI
8th Jul 2025601 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025593 AMAQI
8th Jul 2025594 AMAQI
30°C27/35°C
8th Jul 2025595 AMAQI
8th Jul 2025596 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025568 AMAQI
8th Jul 2025539 AMAQI
8th Jul 20255510 AMAQI
8th Jul 20255511 AMAQI
8th Jul 20255512 PMAQI
8th Jul 2025561 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025563 PMAQI
8th Jul 2025564 PMAQI
8th Jul 2025595 PMAQI
8th Jul 2025566 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20255910 PMAQI
8th Jul 20256011 PMAQI
9th Jul 20256312 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI
9th Jul 2025584 AMAQI
32°C27/37°C
9th Jul 2025585 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025597 AMAQI
9th Jul 2025598 AMAQI
9th Jul 2025559 AMAQI
9th Jul 20255610 AMAQI
9th Jul 20256411 AMAQI
9th Jul 20255812 PMAQI
9th Jul 2025571 PMAQI
9th Jul 2025582 PMAQI
9th Jul 2025573 PMAQI
9th Jul 2025554 PMAQI
9th Jul 2025565 PMAQI
9th Jul 2025606 PMAQI
9th Jul 2025637 PMAQI
9th Jul 2025648 PMAQI
9th Jul 2025679 PMAQI
9th Jul 20256610 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256512 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025604 AMAQI
32°C28/37°C
10th Jul 2025605 AMAQI
10th Jul 2025596 AMAQI
10th Jul 2025467 AMAQI
10th Jul 2025428 AMAQI
10th Jul 2025379 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20254811 AMAQI
10th Jul 20254812 PMAQI
10th Jul 2025521 PMAQI
10th Jul 2025502 PMAQI
10th Jul 2025503 PMAQI
10th Jul 2025494 PMAQI
10th Jul 2025525 PMAQI
10th Jul 2025536 PMAQI
10th Jul 2025567 PMAQI
10th Jul 2025568 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255811 PMAQI
11th Jul 20255812 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025592 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025574 AMAQI
30°C26/35°C
11th Jul 2025585 AMAQI
11th Jul 2025576 AMAQI
11th Jul 2025507 AMAQI
11th Jul 2025458 AMAQI
11th Jul 2025389 AMAQI
11th Jul 20254410 AMAQI
11th Jul 20255011 AMAQI
11th Jul 20254812 PMAQI
11th Jul 2025491 PMAQI
11th Jul 2025512 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025464 PMAQI
11th Jul 2025525 PMAQI
11th Jul 2025496 PMAQI
11th Jul 2025557 PMAQI
11th Jul 2025558 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025571 AMAQI
12th Jul 2025582 AMAQI
12th Jul 2025563 AMAQI
12th Jul 2025564 AMAQI
29°C26/33°C
12th Jul 2025565 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025508 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20255310 AMAQI
12th Jul 20254911 AMAQI
12th Jul 20255012 PMAQI
12th Jul 2025531 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025523 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025496 PMAQI
12th Jul 2025537 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025564 AMAQI
29°C26/34°C
13th Jul 2025565 AMAQI
13th Jul 2025556 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025448 AMAQI
13th Jul 2025389 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20254611 AMAQI
13th Jul 20255012 PMAQI
13th Jul 2025521 PMAQI
13th Jul 2025512 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025655 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025568 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20256210 PMAQI
13th Jul 20255711 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025552 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025544 AMAQI
29°C26/34°C
14th Jul 2025545 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025607 AMAQI
14th Jul 2025748 AMAQI
14th Jul 20251129 AMAQI
14th Jul 20257410 AMAQI
14th Jul 20257411 AMAQI
14th Jul 20257212 PMAQI
14th Jul 2025681 PMAQI
14th Jul 2025682 PMAQI
14th Jul 2025673 PMAQI
14th Jul 2025684 PMAQI
14th Jul 2025685 PMAQI
14th Jul 2025726 PMAQI
14th Jul 2025587 PMAQI
14th Jul 2025608 PMAQI
14th Jul 2025609 PMAQI
14th Jul 20255710 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255612 AMAQI
15th Jul 2025601 AMAQI
15th Jul 2025622 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025604 AMAQI
31°C27/35°C
15th Jul 2025615 AMAQI
15th Jul 2025606 AMAQI
15th Jul 2025607 AMAQI
15th Jul 2025628 AMAQI
15th Jul 2025669 AMAQI
15th Jul 20256310 AMAQI
15th Jul 20256411 AMAQI
15th Jul 20256912 PMAQI
15th Jul 2025771 PMAQI
15th Jul 2025782 PMAQI
15th Jul 2025783 PMAQI
15th Jul 2025784 PMAQI
15th Jul 2025765 PMAQI
15th Jul 2025776 PMAQI
15th Jul 2025697 PMAQI
15th Jul 2025678 PMAQI
15th Jul 2025659 PMAQI
15th Jul 20256510 PMAQI
15th Jul 20256011 PMAQI
16th Jul 20256212 AMAQI
16th Jul 2025591 AMAQI
16th Jul 2025602 AMAQI
16th Jul 2025623 AMAQI
16th Jul 2025624 AMAQI
30°C28/34°C
16th Jul 2025625 AMAQI
16th Jul 2025636 AMAQI
16th Jul 2025607 AMAQI
16th Jul 2025558 AMAQI
16th Jul 2025559 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025501 PMAQI
16th Jul 2025632 PMAQI
16th Jul 2025543 PMAQI
16th Jul 2025524 PMAQI
16th Jul 2025495 PMAQI
16th Jul 2025506 PMAQI
16th Jul 2025597 PMAQI
16th Jul 2025588 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20255810 PMAQI
16th Jul 20255811 PMAQI
17th Jul 20255712 AMAQI
17th Jul 2025601 AMAQI
17th Jul 2025582 AMAQI
17th Jul 2025583 AMAQI
17th Jul 2025584 AMAQI
31°C27/36°C
17th Jul 2025585 AMAQI
17th Jul 2025586 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025549 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20255211 AMAQI
17th Jul 20255412 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025533 PMAQI
17th Jul 2025524 PMAQI
17th Jul 2025525 PMAQI
17th Jul 2025516 PMAQI
17th Jul 2025557 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025619 PMAQI
17th Jul 20256210 PMAQI
17th Jul 20256011 PMAQI
18th Jul 20255912 AMAQI
18th Jul 2025561 AMAQI
18th Jul 2025562 AMAQI
18th Jul 2025553 AMAQI
18th Jul 2025554 AMAQI
32°C27/37°C
18th Jul 2025565 AMAQI
18th Jul 2025566 AMAQI
18th Jul 2025567 AMAQI
18th Jul 2025588 AMAQI
18th Jul 2025609 AMAQI
18th Jul 20255910 AMAQI
18th Jul 20256011 AMAQI
18th Jul 20255812 PMAQI
18th Jul 2025581 PMAQI
18th Jul 2025602 PMAQI
18th Jul 2025583 PMAQI
18th Jul 2025594 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025566 PMAQI
18th Jul 2025557 PMAQI
18th Jul 2025558 PMAQI
18th Jul 2025569 PMAQI
18th Jul 20255610 PMAQI
18th Jul 20255811 PMAQI
19th Jul 20255912 AMAQI
19th Jul 2025571 AMAQI
19th Jul 2025592 AMAQI
19th Jul 2025593 AMAQI
19th Jul 2025604 AMAQI
32°C28/37°C
19th Jul 2025605 AMAQI
19th Jul 2025606 AMAQI
19th Jul 2025677 AMAQI
19th Jul 2025788 AMAQI
19th Jul 2025829 AMAQI
19th Jul 20258210 AMAQI
19th Jul 20258511 AMAQI
19th Jul 20258012 PMAQI
19th Jul 2025931 PMAQI
19th Jul 2025822 PMAQI
19th Jul 2025763 PMAQI
19th Jul 2025714 PMAQI
19th Jul 2025665 PMAQI
19th Jul 2025666 PMAQI
19th Jul 2025677 PMAQI
19th Jul 2025628 PMAQI
19th Jul 2025629 PMAQI
19th Jul 20255810 PMAQI
19th Jul 20255711 PMAQI
20th Jul 20255912 AMAQI
20th Jul 2025611 AMAQI
20th Jul 2025602 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025624 AMAQI
31°C25/37°C
20th Jul 2025645 AMAQI
20th Jul 2025626 AMAQI
20th Jul 2025577 AMAQI
20th Jul 2025518 AMAQI
20th Jul 2025509 AMAQI
20th Jul 20254510 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20254812 PMAQI
20th Jul 2025481 PMAQI
20th Jul 2025572 PMAQI
20th Jul 2025563 PMAQI
20th Jul 2025604 PMAQI
20th Jul 2025585 PMAQI
20th Jul 2025576 PMAQI
20th Jul 2025567 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025559 PMAQI
20th Jul 20255510 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20256212 AMAQI
21st Jul 2025621 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025593 AMAQI
21st Jul 2025604 AMAQI
28°C25/32°C
21st Jul 2025605 AMAQI
21st Jul 2025596 AMAQI
21st Jul 2025607 AMAQI
21st Jul 2025578 AMAQI
21st Jul 2025549 AMAQI
21st Jul 20255410 AMAQI
21st Jul 20255611 AMAQI
21st Jul 20255612 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025542 PMAQI
21st Jul 2025533 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025515 PMAQI
21st Jul 2025526 PMAQI
21st Jul 2025547 PMAQI
21st Jul 2025558 PMAQI
21st Jul 2025549 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255211 PMAQI
22nd Jul 20255412 AMAQI
22nd Jul 2025581 AMAQI
22nd Jul 2025582 AMAQI
22nd Jul 2025573 AMAQI
22nd Jul 2025574 AMAQI
26°C25/28°C
22nd Jul 2025575 AMAQI
22nd Jul 2025576 AMAQI
22nd Jul 2025467 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025449 AMAQI
22nd Jul 20254210 AMAQI
22nd Jul 20254111 AMAQI
22nd Jul 20254012 PMAQI
22nd Jul 2025401 PMAQI
22nd Jul 2025432 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025444 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025476 PMAQI
22nd Jul 2025507 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025509 PMAQI
22nd Jul 20255110 PMAQI
22nd Jul 20255211 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025561 AMAQI
23rd Jul 2025562 AMAQI
23rd Jul 2025553 AMAQI
23rd Jul 2025554 AMAQI
27°C25/29°C
23rd Jul 2025555 AMAQI
23rd Jul 2025556 AMAQI
23rd Jul 2025587 AMAQI
23rd Jul 2025588 AMAQI
23rd Jul 2025579 AMAQI
23rd Jul 20255610 AMAQI
23rd Jul 20255111 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025521 PMAQI
23rd Jul 2025482 PMAQI
23rd Jul 2025483 PMAQI
23rd Jul 2025494 PMAQI
23rd Jul 2025485 PMAQI
23rd Jul 2025536 PMAQI
23rd Jul 2025517 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20255112 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025532 AMAQI
24th Jul 2025543 AMAQI
24th Jul 2025544 AMAQI
28°C25/31°C
24th Jul 2025545 AMAQI
24th Jul 2025536 AMAQI
24th Jul 2025557 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025549 AMAQI
24th Jul 20255210 AMAQI
24th Jul 20254311 AMAQI
24th Jul 20254312 PMAQI
24th Jul 2025441 PMAQI
24th Jul 2025472 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025394 PMAQI
24th Jul 2025425 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025518 PMAQI
24th Jul 2025529 PMAQI
24th Jul 20255110 PMAQI
24th Jul 20255111 PMAQI
25th Jul 20255112 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025524 AMAQI
28°C26/32°C
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025568 AMAQI
25th Jul 2025639 AMAQI
25th Jul 20256010 AMAQI
25th Jul 20255811 AMAQI
25th Jul 20255612 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025442 PMAQI
25th Jul 2025523 PMAQI
25th Jul 2025504 PMAQI
25th Jul 2025535 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025538 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255111 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025541 AMAQI
26th Jul 2025532 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
29°C25/35°C
26th Jul 2025535 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20256110 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025571 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025593 PMAQI
26th Jul 2025624 PMAQI
26th Jul 2025545 PMAQI
26th Jul 2025576 PMAQI
26th Jul 2025567 PMAQI
26th Jul 2025568 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025544 AMAQI
29°C26/35°C
27th Jul 2025545 AMAQI
27th Jul 2025546 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025668 AMAQI
27th Jul 2025689 AMAQI
27th Jul 20256210 AMAQI
27th Jul 20255811 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025492 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025525 PMAQI
27th Jul 2025616 PMAQI
27th Jul 2025567 PMAQI
27th Jul 2025628 PMAQI
27th Jul 2025619 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20256011 PMAQI
28th Jul 20255812 AMAQI
28th Jul 2025561 AMAQI
28th Jul 2025552 AMAQI
28th Jul 2025563 AMAQI
28th Jul 2025554 AMAQI
30°C26/36°C
28th Jul 2025555 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025607 AMAQI
28th Jul 2025668 AMAQI
28th Jul 2025729 AMAQI
28th Jul 20257010 AMAQI
28th Jul 20256411 AMAQI
28th Jul 20256412 PMAQI
28th Jul 2025631 PMAQI
28th Jul 2025632 PMAQI
28th Jul 2025623 PMAQI
28th Jul 2025604 PMAQI
28th Jul 2025615 PMAQI
28th Jul 2025606 PMAQI
28th Jul 2025607 PMAQI
28th Jul 2025618 PMAQI
28th Jul 2025659 PMAQI
28th Jul 20256810 PMAQI
28th Jul 20256211 PMAQI
29th Jul 20256212 AMAQI
29th Jul 2025571 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025583 AMAQI
29th Jul 2025604 AMAQI
31°C27/36°C
29th Jul 2025595 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025707 AMAQI
29th Jul 2025838 AMAQI
29th Jul 2025929 AMAQI
29th Jul 20259410 AMAQI
29th Jul 20257811 AMAQI
29th Jul 20257912 PMAQI
29th Jul 2025791 PMAQI
29th Jul 2025762 PMAQI
29th Jul 2025663 PMAQI
29th Jul 2025634 PMAQI
29th Jul 2025625 PMAQI
29th Jul 2025606 PMAQI
29th Jul 2025667 PMAQI
29th Jul 2025668 PMAQI
29th Jul 2025659 PMAQI
29th Jul 20256410 PMAQI
29th Jul 20256611 PMAQI
30th Jul 20256412 AMAQI
30th Jul 2025621 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025633 AMAQI
30th Jul 2025634 AMAQI
32°C28/37°C
30th Jul 2025645 AMAQI
30th Jul 2025636 AMAQI
30th Jul 2025657 AMAQI
30th Jul 2025728 AMAQI
30th Jul 2025729 AMAQI
30th Jul 20257510 AMAQI
30th Jul 20256611 AMAQI
30th Jul 20256312 PMAQI
30th Jul 2025691 PMAQI
30th Jul 2025682 PMAQI
30th Jul 2025683 PMAQI
30th Jul 2025664 PMAQI
30th Jul 2025665 PMAQI
30th Jul 2025646 PMAQI
30th Jul 2025647 PMAQI
30th Jul 2025628 PMAQI
30th Jul 2025619 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025581 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 2025589 AMAQI
31st Jul 20255810 AMAQI
31st Jul 20255811 AMAQI
31st Jul 20255612 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025532 PMAQI
31st Jul 2025513 PMAQI
31st Jul 2025534 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025556 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025568 PMAQI
31st Jul 2025589 PMAQI
31st Jul 20255710 PMAQI
31st Jul 20255811 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025571 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI
32°C29/37°C
1st Aug 2025545 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025658 AMAQI
1st Aug 2025599 AMAQI
1st Aug 20255410 AMAQI
1st Aug 20255211 AMAQI
1st Aug 20254912 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025512 PMAQI
1st Aug 2025413 PMAQI
1st Aug 2025404 PMAQI
1st Aug 2025495 PMAQI
1st Aug 2025466 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 2025575 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025477 AMAQI
2nd Aug 2025498 AMAQI
2nd Aug 2025469 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20255011 AMAQI
2nd Aug 20255012 PMAQI
2nd Aug 2025501 PMAQI
2nd Aug 2025432 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025604 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025568 PMAQI
2nd Aug 2025599 PMAQI
2nd Aug 20255510 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255612 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025554 AMAQI
31°C26/37°C
3rd Aug 2025555 AMAQI
3rd Aug 2025546 AMAQI
3rd Aug 2025567 AMAQI
3rd Aug 2025608 AMAQI
3rd Aug 2025619 AMAQI
3rd Aug 20256110 AMAQI
3rd Aug 20256611 AMAQI
3rd Aug 20257012 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025553 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025495 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025537 PMAQI
3rd Aug 2025578 PMAQI
3rd Aug 2025599 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255511 PMAQI
4th Aug 20255512 AMAQI
4th Aug 2025551 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025564 AMAQI
32°C28/38°C
4th Aug 2025555 AMAQI
5 AM4th Aug 2025566 AMAQI
4th Aug 2025607 AMAQI
4th Aug 2025558 AMAQI
4th Aug 2025569 AMAQI
4th Aug 20255610 AMAQI
4th Aug 20255411 AMAQI
11 AM4th Aug 20255312 PMAQI
4th Aug 2025681 PMAQI
4th Aug 2025552 PMAQI
4th Aug 2025553 PMAQI
4th Aug 2025614 PMAQI
4th Aug 2025515 PMAQI
4th Aug 2025586 PMAQI
6 PM4th Aug 2025567 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255710 PMAQI
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
57AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 6 PM
57AQI
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. 57), while the lowest AQI was between 5 AM to 6 PM (Avg. 57).
Night time
Avg. Highest Time
12 AM - 11 PM
57AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
57AQI
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. 57), while the lowest AQI was between 12 AM to 11 PM (Avg. 57).
2025 Days Vs Air Quality
Tram y te xa Sai Son Quoc Oai, Hanoi, Ha Noi, Vietnam
2025
2%
4
70%
151
25%
54
3%
6
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
4 DaysModerate
151 DaysPoor
54 DaysUnhealthy
6 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2025, 2% of 216 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
Tram y te xa Sai Son Quoc Oai, 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.
1st January 2025
142AQI
142AQI
2nd January 2025
188AQI
188AQI
3rd January 2025
146AQI
146AQI
4th January 2025
113AQI
113AQI
5th January 2025
102AQI
102AQI
6th January 2025
109AQI
109AQI
7th January 2025
137AQI
137AQI
8th January 2025
143AQI
143AQI
9th January 2025
149AQI
149AQI
10th January 2025
102AQI
102AQI
11th January 2025
116AQI
116AQI
12th January 2025
117AQI
117AQI
13th January 2025
143AQI
143AQI
14th January 2025
147AQI
147AQI
15th January 2025
143AQI
143AQI
16th January 2025
140AQI
140AQI
17th January 2025
150AQI
150AQI
18th January 2025
162AQI
162AQI
19th January 2025
156AQI
156AQI
20th January 2025
176AQI
176AQI
21st January 2025
150AQI
150AQI
22nd January 2025
151AQI
151AQI
23rd January 2025
131AQI
131AQI
24th January 2025
118AQI
118AQI
25th January 2025
109AQI
109AQI
26th January 2025
66AQI
66AQI
27th January 2025
91AQI
91AQI
28th January 2025
82AQI
82AQI
29th January 2025
109AQI
109AQI
30th January 2025
102AQI
102AQI
31st January 2025
81AQI
81AQI
1st February 2025
80AQI
80AQI
2nd February 2025
68AQI
68AQI
3rd February 2025
59AQI
59AQI
4th February 2025
68AQI
68AQI
5th February 2025
89AQI
89AQI
6th February 2025
102AQI
102AQI
7th February 2025
56AQI
56AQI
8th February 2025
70AQI
70AQI
9th February 2025
91AQI
91AQI
10th February 2025
137AQI
137AQI
11th February 2025
147AQI
147AQI
12th February 2025
160AQI
160AQI
13th February 2025
142AQI
142AQI
14th February 2025
135AQI
135AQI
15th February 2025
148AQI
148AQI
16th February 2025
82AQI
82AQI
17th February 2025
112AQI
112AQI
18th February 2025
75AQI
75AQI
19th February 2025
106AQI
106AQI
20th February 2025
126AQI
126AQI
21st February 2025
115AQI
115AQI
22nd February 2025
128AQI
128AQI
23rd February 2025
73AQI
73AQI
24th February 2025
78AQI
78AQI
25th February 2025
88AQI
88AQI
26th February 2025
82AQI
82AQI
27th February 2025
135AQI
135AQI
28th February 2025
103AQI
103AQI
1st March 2025
106AQI
106AQI
2nd March 2025
85AQI
85AQI
3rd March 2025
88AQI
88AQI
4th March 2025
91AQI
91AQI
5th March 2025
92AQI
92AQI
6th March 2025
71AQI
71AQI
7th March 2025
77AQI
77AQI
8th March 2025
98AQI
98AQI
9th March 2025
128AQI
128AQI
10th March 2025
141AQI
141AQI
11th March 2025
124AQI
124AQI
12th March 2025
102AQI
102AQI
13th March 2025
90AQI
90AQI
14th March 2025
92AQI
92AQI
15th March 2025
86AQI
86AQI
16th March 2025
67AQI
67AQI
17th March 2025
87AQI
87AQI
18th March 2025
86AQI
86AQI
19th March 2025
80AQI
80AQI
20th March 2025
91AQI
91AQI
21st March 2025
113AQI
113AQI
22nd March 2025
112AQI
112AQI
23rd March 2025
118AQI
118AQI
24th March 2025
122AQI
122AQI
25th March 2025
128AQI
128AQI
26th March 2025
104AQI
104AQI
27th March 2025
105AQI
105AQI
28th March 2025
104AQI
104AQI
29th March 2025
77AQI
77AQI
30th March 2025
62AQI
62AQI
31st March 2025
72AQI
72AQI
1st April 2025
89AQI
89AQI
2nd April 2025
112AQI
112AQI
3rd April 2025
103AQI
103AQI
4th April 2025
129AQI
129AQI
5th April 2025
99AQI
99AQI
6th April 2025
113AQI
113AQI
7th April 2025
103AQI
103AQI
8th April 2025
104AQI
104AQI
9th April 2025
89AQI
89AQI
10th April 2025
91AQI
91AQI
11th April 2025
91AQI
91AQI
12th April 2025
98AQI
98AQI
13th April 2025
82AQI
82AQI
14th April 2025
93AQI
93AQI
15th April 2025
94AQI
94AQI
16th April 2025
98AQI
98AQI
17th April 2025
93AQI
93AQI
18th April 2025
95AQI
95AQI
19th April 2025
88AQI
88AQI
20th April 2025
77AQI
77AQI
21st April 2025
76AQI
76AQI
22nd April 2025
85AQI
85AQI
23rd April 2025
87AQI
87AQI
24th April 2025
77AQI
77AQI
25th April 2025
71AQI
71AQI
26th April 2025
72AQI
72AQI
27th April 2025
62AQI
62AQI
28th April 2025
58AQI
58AQI
29th April 2025
70AQI
70AQI
30th April 2025
67AQI
67AQI
1st May 2025
55AQI
55AQI
2nd May 2025
72AQI
72AQI
3rd May 2025
73AQI
73AQI
4th May 2025
73AQI
73AQI
5th May 2025
79AQI
79AQI
6th May 2025
71AQI
71AQI
7th May 2025
74AQI
74AQI
8th May 2025
74AQI
74AQI
9th May 2025
77AQI
77AQI
10th May 2025
77AQI
77AQI
11th May 2025
52AQI
52AQI
12th May 2025
70AQI
70AQI
13th May 2025
68AQI
68AQI
14th May 2025
64AQI
64AQI
15th May 2025
61AQI
61AQI
16th May 2025
59AQI
59AQI
17th May 2025
53AQI
53AQI
18th May 2025
56AQI
56AQI
19th May 2025
56AQI
56AQI
20th May 2025
58AQI
58AQI
21st May 2025
56AQI
56AQI
22nd May 2025
56AQI
56AQI
23rd May 2025
56AQI
56AQI
24th May 2025
53AQI
53AQI
25th May 2025
55AQI
55AQI
26th May 2025
60AQI
60AQI
27th May 2025
89AQI
89AQI
28th May 2025
87AQI
87AQI
29th May 2025
68AQI
68AQI
30th May 2025
65AQI
65AQI
31st May 2025
63AQI
63AQI
1st June 2025
52AQI
52AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
54AQI
54AQI
4th June 2025
58AQI
58AQI
5th June 2025
65AQI
65AQI
6th June 2025
58AQI
58AQI
7th June 2025
58AQI
58AQI
8th June 2025
58AQI
58AQI
9th June 2025
62AQI
62AQI
10th June 2025
55AQI
55AQI
11th June 2025
61AQI
61AQI
12th June 2025
61AQI
61AQI
13th June 2025
55AQI
55AQI
14th June 2025
63AQI
63AQI
15th June 2025
69AQI
69AQI
16th June 2025
64AQI
64AQI
17th June 2025
60AQI
60AQI
18th June 2025
54AQI
54AQI
19th June 2025
60AQI
60AQI
20th June 2025
64AQI
64AQI
21st June 2025
55AQI
55AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
59AQI
59AQI
24th June 2025
61AQI
61AQI
25th June 2025
59AQI
59AQI
26th June 2025
58AQI
58AQI
27th June 2025
57AQI
57AQI
28th June 2025
53AQI
53AQI
29th June 2025
53AQI
53AQI
30th June 2025
53AQI
53AQI
1st July 2025
48AQI
48AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
52AQI
52AQI
4th July 2025
59AQI
59AQI
5th July 2025
60AQI
60AQI
6th July 2025
58AQI
58AQI
7th July 2025
61AQI
61AQI
8th July 2025
57AQI
57AQI
9th July 2025
60AQI
60AQI
10th July 2025
54AQI
54AQI
11th July 2025
53AQI
53AQI
12th July 2025
53AQI
53AQI
13th July 2025
54AQI
54AQI
14th July 2025
63AQI
63AQI
15th July 2025
66AQI
66AQI
16th July 2025
57AQI
57AQI
17th July 2025
56AQI
56AQI
18th July 2025
57AQI
57AQI
19th July 2025
67AQI
67AQI
20th July 2025
56AQI
56AQI
21st July 2025
56AQI
56AQI
22nd July 2025
50AQI
50AQI
23rd July 2025
53AQI
53AQI
24th July 2025
50AQI
50AQI
25th July 2025
53AQI
53AQI
26th July 2025
55AQI
55AQI
27th July 2025
56AQI
56AQI
28th July 2025
61AQI
61AQI
29th July 2025
67AQI
67AQI
30th July 2025
64AQI
64AQI
31st July 2025
58AQI
58AQI
1st August 2025
52AQI
52AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
56AQI
56AQI
128AQI
102AQI
97AQI
89AQI
65AQI
58AQI
57AQI
54AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202585AQI
4
22
5
14
13
1
18
13
24
6
31
30
4
27
3
4
151
54
6
Highest AQI recorded in
January128AQI
Lowest AQI recorded in
August54AQI
202469AQI
1
14
1
1
2
2
3
9
2
28
21
10
29
8
12
6
3
7
8
12
4
1
27
2
16
13
2
77
124
34
9
Highest AQI recorded in
December100AQI
Lowest AQI recorded in
April25AQI
202335AQI
2
1
26
5
28
6
Highest AQI recorded in
November41AQI
Lowest AQI recorded in
December34AQI
20215AQI
2
2
12
16
Highest AQI recorded in
July6AQI
Lowest AQI recorded in
April4AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
85AQILeast Polluted Year Recorded
2021(Avg.)
5AQITram y te xa Sai Son Quoc Oai's annual 2025 AQI (85) shows an average percentage change of 541.4% (worsened AQI) compared to previous years: 2021 (5), 2023 (35), 2024 (69).
