Ham Yen District, Tuyen Quang Province, 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
Ham Yen District, Tuyen Quang Province, Vietnam
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2023
89AQILowest AQI recorded on
11th Aug 2024
0AQISame Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Ham Yen District, Tuyen Quang Province, Vietnam
AQI
Day
Night
.
5 AM4th Aug 2025
6 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
11AM4th Aug
62AQI
Avg. Lowest Time
7AM4th Aug
53AQI
Night time
Avg. Highest Time
8PM4th Aug
58AQI
Avg. Lowest Time
1AM5th Aug
56AQI
In the last 24 hours,
Ham Yen District's AQI reached its highest point of 62 at 11 AM during the Day, while the lowest point, 53, was recorded at 7 AM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ham Yen District, Tuyen Quang Province, Vietnam
JulAug
06th - 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 - 05th05th
Day
Night
6th Jul 2025565 AMAQI
6th Jul 2025576 AMAQI
6th Jul 2025567 AMAQI
6th Jul 2025588 AMAQI
6th Jul 2025609 AMAQI
6th Jul 20256110 AMAQI
6th Jul 20255811 AMAQI
6th Jul 20255612 PMAQI
6th Jul 2025531 PMAQI
6th Jul 2025512 PMAQI
6th Jul 2025543 PMAQI
6th Jul 2025514 PMAQI
6th Jul 2025515 PMAQI
6th Jul 2025536 PMAQI
6th Jul 2025587 PMAQI
6th Jul 2025568 PMAQI
6th Jul 2025569 PMAQI
6th Jul 20255510 PMAQI
6th Jul 20255511 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025571 AMAQI
7th Jul 2025562 AMAQI
7th Jul 2025573 AMAQI
7th Jul 2025584 AMAQI
26°C23/33°C
7th Jul 2025575 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025618 AMAQI
7th Jul 2025629 AMAQI
7th Jul 20256410 AMAQI
7th Jul 20256411 AMAQI
7th Jul 20256112 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025572 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025575 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025597 PMAQI
7th Jul 2025608 PMAQI
7th Jul 2025629 PMAQI
7th Jul 20256210 PMAQI
7th Jul 20256111 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025571 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025583 AMAQI
8th Jul 2025594 AMAQI
26°C22/33°C
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025547 AMAQI
8th Jul 2025548 AMAQI
8th Jul 2025539 AMAQI
8th Jul 20255910 AMAQI
8th Jul 20255911 AMAQI
8th Jul 20255612 PMAQI
8th Jul 2025571 PMAQI
8th Jul 2025622 PMAQI
8th Jul 2025533 PMAQI
8th Jul 2025564 PMAQI
8th Jul 2025565 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025578 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20256012 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025593 AMAQI
9th Jul 2025594 AMAQI
28°C23/35°C
9th Jul 2025595 AMAQI
9th Jul 2025596 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025618 AMAQI
9th Jul 2025639 AMAQI
9th Jul 20256210 AMAQI
9th Jul 20256811 AMAQI
9th Jul 20256012 PMAQI
9th Jul 2025641 PMAQI
9th Jul 2025532 PMAQI
9th Jul 2025563 PMAQI
9th Jul 2025554 PMAQI
9th Jul 2025545 PMAQI
9th Jul 2025586 PMAQI
9th Jul 2025637 PMAQI
9th Jul 2025668 PMAQI
9th Jul 2025629 PMAQI
9th Jul 20255910 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20255912 AMAQI
10th Jul 2025621 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025613 AMAQI
10th Jul 2025614 AMAQI
29°C24/37°C
10th Jul 2025615 AMAQI
10th Jul 2025616 AMAQI
10th Jul 2025467 AMAQI
10th Jul 2025448 AMAQI
10th Jul 2025429 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20255311 AMAQI
10th Jul 20255512 PMAQI
10th Jul 2025541 PMAQI
10th Jul 2025572 PMAQI
10th Jul 2025543 PMAQI
10th Jul 2025504 PMAQI
10th Jul 2025495 PMAQI
10th Jul 2025506 PMAQI
10th Jul 2025557 PMAQI
10th Jul 2025568 PMAQI
10th Jul 2025579 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025571 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025584 AMAQI
27°C24/32°C
11th Jul 2025585 AMAQI
11th Jul 2025586 AMAQI
11th Jul 2025507 AMAQI
11th Jul 2025488 AMAQI
11th Jul 2025469 AMAQI
11th Jul 20254510 AMAQI
11th Jul 20255211 AMAQI
11th Jul 20254912 PMAQI
11th Jul 2025571 PMAQI
11th Jul 2025522 PMAQI
11th Jul 2025483 PMAQI
11th Jul 2025484 PMAQI
11th Jul 2025565 PMAQI
11th Jul 2025536 PMAQI
11th Jul 2025567 PMAQI
11th Jul 2025568 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025582 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025574 AMAQI
26°C23/31°C
12th Jul 2025575 AMAQI
12th Jul 2025576 AMAQI
12th Jul 2025537 AMAQI
12th Jul 2025548 AMAQI
12th Jul 2025539 AMAQI
12th Jul 20255310 AMAQI
12th Jul 20255311 AMAQI
12th Jul 20255412 PMAQI
12th Jul 2025571 PMAQI
12th Jul 2025502 PMAQI
12th Jul 2025493 PMAQI
12th Jul 2025434 PMAQI
12th Jul 2025445 PMAQI
12th Jul 2025536 PMAQI
12th Jul 2025547 PMAQI
12th Jul 2025548 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255512 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025564 AMAQI
26°C23/33°C
13th Jul 2025575 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025488 AMAQI
13th Jul 2025519 AMAQI
13th Jul 20254710 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255412 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025582 PMAQI
13th Jul 2025543 PMAQI
13th Jul 2025534 PMAQI
13th Jul 2025555 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025547 PMAQI
13th Jul 2025558 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025554 AMAQI
26°C23/32°C
14th Jul 2025555 AMAQI
14th Jul 2025566 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025558 AMAQI
14th Jul 2025569 AMAQI
14th Jul 20255910 AMAQI
14th Jul 20256011 AMAQI
14th Jul 20255612 PMAQI
14th Jul 2025571 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025563 PMAQI
14th Jul 2025574 PMAQI
14th Jul 2025555 PMAQI
14th Jul 2025546 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025548 PMAQI
14th Jul 2025559 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255511 PMAQI
15th Jul 20255612 AMAQI
15th Jul 2025581 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025573 AMAQI
15th Jul 2025574 AMAQI
27°C23/32°C
15th Jul 2025585 AMAQI
15th Jul 2025576 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025568 AMAQI
15th Jul 2025569 AMAQI
15th Jul 20255610 AMAQI
15th Jul 20255711 AMAQI
15th Jul 20255712 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025612 PMAQI
15th Jul 2025603 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025585 PMAQI
15th Jul 2025566 PMAQI
15th Jul 2025567 PMAQI
15th Jul 2025578 PMAQI
15th Jul 2025569 PMAQI
15th Jul 20255510 PMAQI
15th Jul 20255611 PMAQI
16th Jul 20255512 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025584 AMAQI
27°C23/33°C
16th Jul 2025585 AMAQI
16th Jul 2025576 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025509 AMAQI
16th Jul 20254810 AMAQI
16th Jul 20255111 AMAQI
16th Jul 20255112 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025532 PMAQI
16th Jul 2025533 PMAQI
16th Jul 2025534 PMAQI
16th Jul 2025535 PMAQI
16th Jul 2025546 PMAQI
16th Jul 2025557 PMAQI
16th Jul 2025568 PMAQI
16th Jul 2025559 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255412 AMAQI
17th Jul 2025551 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025544 AMAQI
26°C24/32°C
17th Jul 2025555 AMAQI
17th Jul 2025556 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025539 AMAQI
17th Jul 20255210 AMAQI
17th Jul 20255211 AMAQI
17th Jul 20255412 PMAQI
17th Jul 2025541 PMAQI
17th Jul 2025552 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025524 PMAQI
17th Jul 2025555 PMAQI
17th Jul 2025546 PMAQI
17th Jul 2025557 PMAQI
17th Jul 2025588 PMAQI
17th Jul 2025589 PMAQI
17th Jul 20255810 PMAQI
17th Jul 20255711 PMAQI
18th Jul 20255412 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025543 AMAQI
18th Jul 2025544 AMAQI
27°C23/33°C
18th Jul 2025555 AMAQI
18th Jul 2025556 AMAQI
18th Jul 2025587 AMAQI
18th Jul 2025628 AMAQI
18th Jul 2025609 AMAQI
18th Jul 20256410 AMAQI
18th Jul 20256511 AMAQI
18th Jul 20256712 PMAQI
18th Jul 2025621 PMAQI
18th Jul 2025572 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025524 PMAQI
18th Jul 2025505 PMAQI
18th Jul 2025546 PMAQI
18th Jul 2025547 PMAQI
18th Jul 2025568 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20256110 PMAQI
18th Jul 20256411 PMAQI
19th Jul 20255812 AMAQI
19th Jul 2025561 AMAQI
19th Jul 2025562 AMAQI
19th Jul 2025583 AMAQI
19th Jul 2025584 AMAQI
29°C24/36°C
19th Jul 2025585 AMAQI
19th Jul 2025586 AMAQI
19th Jul 2025697 AMAQI
19th Jul 2025718 AMAQI
19th Jul 2025699 AMAQI
19th Jul 20257010 AMAQI
19th Jul 20257411 AMAQI
19th Jul 20256612 PMAQI
19th Jul 2025681 PMAQI
19th Jul 2025632 PMAQI
19th Jul 2025623 PMAQI
19th Jul 2025584 PMAQI
19th Jul 2025565 PMAQI
19th Jul 2025576 PMAQI
19th Jul 2025587 PMAQI
19th Jul 2025588 PMAQI
19th Jul 2025589 PMAQI
19th Jul 20255710 PMAQI
19th Jul 20255811 PMAQI
20th Jul 20255912 AMAQI
20th Jul 2025601 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025633 AMAQI
20th Jul 2025634 AMAQI
29°C24/37°C
20th Jul 2025645 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025518 AMAQI
20th Jul 2025469 AMAQI
20th Jul 20254910 AMAQI
20th Jul 20254911 AMAQI
20th Jul 20254912 PMAQI
20th Jul 2025501 PMAQI
20th Jul 2025482 PMAQI
20th Jul 2025483 PMAQI
20th Jul 2025504 PMAQI
20th Jul 2025525 PMAQI
20th Jul 2025536 PMAQI
20th Jul 2025547 PMAQI
20th Jul 2025568 PMAQI
20th Jul 2025569 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255511 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025611 AMAQI
21st Jul 2025602 AMAQI
21st Jul 2025583 AMAQI
21st Jul 2025574 AMAQI
28°C23/36°C
21st Jul 2025585 AMAQI
21st Jul 2025586 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025538 AMAQI
21st Jul 2025549 AMAQI
21st Jul 20255510 AMAQI
21st Jul 20255311 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025491 PMAQI
21st Jul 2025472 PMAQI
21st Jul 2025453 PMAQI
21st Jul 2025484 PMAQI
21st Jul 2025495 PMAQI
21st Jul 2025506 PMAQI
21st Jul 2025557 PMAQI
21st Jul 2025558 PMAQI
21st Jul 2025549 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255411 PMAQI
22nd Jul 20255612 AMAQI
22nd Jul 2025581 AMAQI
22nd Jul 2025572 AMAQI
22nd Jul 2025563 AMAQI
22nd Jul 2025564 AMAQI
27°C23/35°C
22nd Jul 2025565 AMAQI
22nd Jul 2025566 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025389 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20254111 AMAQI
22nd Jul 20254312 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025382 PMAQI
22nd Jul 2025403 PMAQI
22nd Jul 2025364 PMAQI
22nd Jul 2025355 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025517 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20255010 PMAQI
22nd Jul 20255111 PMAQI
23rd Jul 20255212 AMAQI
23rd Jul 2025551 AMAQI
23rd Jul 2025562 AMAQI
23rd Jul 2025543 AMAQI
23rd Jul 2025544 AMAQI
25°C24/29°C
23rd Jul 2025545 AMAQI
23rd Jul 2025546 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253110 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025302 PMAQI
23rd Jul 2025353 PMAQI
23rd Jul 2025334 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025396 PMAQI
23rd Jul 2025507 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025509 PMAQI
23rd Jul 20254910 PMAQI
23rd Jul 20255011 PMAQI
24th Jul 20255212 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025524 AMAQI
25°C23/29°C
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025468 AMAQI
24th Jul 2025409 AMAQI
24th Jul 20255010 AMAQI
24th Jul 20254111 AMAQI
24th Jul 20253912 PMAQI
24th Jul 2025411 PMAQI
24th Jul 2025372 PMAQI
24th Jul 2025443 PMAQI
24th Jul 2025414 PMAQI
24th Jul 2025445 PMAQI
24th Jul 2025476 PMAQI
24th Jul 2025547 PMAQI
24th Jul 2025538 PMAQI
24th Jul 2025539 PMAQI
24th Jul 20255410 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025514 AMAQI
26°C23/31°C
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025588 AMAQI
25th Jul 2025629 AMAQI
25th Jul 20256210 AMAQI
25th Jul 20255811 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025472 PMAQI
25th Jul 2025483 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025505 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025539 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20255012 AMAQI
26th Jul 2025531 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
26°C23/32°C
26th Jul 2025535 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255711 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025571 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025543 PMAQI
26th Jul 2025534 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025537 PMAQI
26th Jul 2025548 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 2025554 AMAQI
26°C23/32°C
27th Jul 2025555 AMAQI
27th Jul 2025546 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025548 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255111 AMAQI
27th Jul 20254812 PMAQI
27th Jul 2025531 PMAQI
27th Jul 2025502 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025564 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025636 PMAQI
27th Jul 2025577 PMAQI
27th Jul 2025608 PMAQI
27th Jul 2025609 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
27°C22/32°C
28th Jul 2025545 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025607 AMAQI
28th Jul 2025628 AMAQI
28th Jul 2025629 AMAQI
28th Jul 20256010 AMAQI
28th Jul 20256211 AMAQI
28th Jul 20256012 PMAQI
28th Jul 2025611 PMAQI
28th Jul 2025622 PMAQI
28th Jul 2025623 PMAQI
28th Jul 2025604 PMAQI
28th Jul 2025595 PMAQI
28th Jul 2025606 PMAQI
28th Jul 2025587 PMAQI
28th Jul 2025618 PMAQI
28th Jul 2025639 PMAQI
28th Jul 20256410 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20255612 AMAQI
29th Jul 2025561 AMAQI
29th Jul 2025572 AMAQI
29th Jul 2025583 AMAQI
29th Jul 2025584 AMAQI
28°C23/36°C
29th Jul 2025585 AMAQI
29th Jul 2025586 AMAQI
29th Jul 2025587 AMAQI
29th Jul 2025608 AMAQI
29th Jul 2025619 AMAQI
29th Jul 20255810 AMAQI
29th Jul 20256111 AMAQI
29th Jul 20256512 PMAQI
29th Jul 2025601 PMAQI
29th Jul 2025612 PMAQI
29th Jul 2025643 PMAQI
29th Jul 2025614 PMAQI
29th Jul 2025605 PMAQI
29th Jul 2025606 PMAQI
29th Jul 2025617 PMAQI
29th Jul 2025608 PMAQI
29th Jul 2025609 PMAQI
29th Jul 20256110 PMAQI
29th Jul 20256111 PMAQI
30th Jul 20256112 AMAQI
30th Jul 2025601 AMAQI
30th Jul 2025612 AMAQI
30th Jul 2025633 AMAQI
30th Jul 2025644 AMAQI
29°C24/37°C
30th Jul 2025635 AMAQI
30th Jul 2025646 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025648 AMAQI
30th Jul 2025669 AMAQI
30th Jul 20257010 AMAQI
30th Jul 20256811 AMAQI
30th Jul 20256812 PMAQI
30th Jul 2025681 PMAQI
30th Jul 2025692 PMAQI
30th Jul 2025723 PMAQI
30th Jul 2025694 PMAQI
30th Jul 2025685 PMAQI
30th Jul 2025646 PMAQI
30th Jul 2025627 PMAQI
30th Jul 2025628 PMAQI
30th Jul 2025609 PMAQI
30th Jul 20255910 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255912 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025612 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025614 AMAQI
29°C25/36°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 20255411 AMAQI
31st Jul 20255512 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025532 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025534 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025546 PMAQI
31st Jul 2025607 PMAQI
31st Jul 2025608 PMAQI
31st Jul 2025629 PMAQI
31st Jul 20256110 PMAQI
31st Jul 20256011 PMAQI
1st Aug 20255912 AMAQI
1st Aug 2025601 AMAQI
1st Aug 2025572 AMAQI
1st Aug 2025573 AMAQI
1st Aug 2025564 AMAQI
28°C23/35°C
1st Aug 2025575 AMAQI
1st Aug 2025576 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025618 AMAQI
1st Aug 2025599 AMAQI
1st Aug 20255610 AMAQI
1st Aug 20255611 AMAQI
1st Aug 20255112 PMAQI
1st Aug 2025481 PMAQI
1st Aug 2025502 PMAQI
1st Aug 2025583 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025526 PMAQI
1st Aug 2025577 PMAQI
1st Aug 2025588 PMAQI
1st Aug 2025589 PMAQI
1st Aug 20255810 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025571 AMAQI
2nd Aug 2025572 AMAQI
2nd Aug 2025563 AMAQI
2nd Aug 2025574 AMAQI
27°C23/33°C
2nd Aug 2025575 AMAQI
2nd Aug 2025576 AMAQI
2nd Aug 2025527 AMAQI
2nd Aug 2025518 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20255310 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025471 PMAQI
2nd Aug 2025422 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20255711 PMAQI
3rd Aug 20255912 AMAQI
3rd Aug 2025571 AMAQI
3rd Aug 2025572 AMAQI
3rd Aug 2025573 AMAQI
3rd Aug 2025584 AMAQI
29°C23/36°C
3rd Aug 2025575 AMAQI
3rd Aug 2025576 AMAQI
3rd Aug 2025517 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025579 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256411 AMAQI
3rd Aug 20256512 PMAQI
3rd Aug 2025551 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025533 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025535 PMAQI
3rd Aug 2025526 PMAQI
3rd Aug 2025567 PMAQI
3rd Aug 2025608 PMAQI
3rd Aug 2025639 PMAQI
3rd Aug 20255810 PMAQI
3rd Aug 20255811 PMAQI
4th Aug 20255712 AMAQI
4th Aug 2025571 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025564 AMAQI
30°C25/37°C
4th Aug 2025565 AMAQI
4th Aug 2025576 AMAQI
4th Aug 2025537 AMAQI
4th Aug 2025568 AMAQI
4th Aug 2025579 AMAQI
4th Aug 20255810 AMAQI
4th Aug 20256211 AMAQI
4th Aug 20255812 PMAQI
4th Aug 2025581 PMAQI
4th Aug 2025592 PMAQI
4th Aug 2025603 PMAQI
4th Aug 2025624 PMAQI
4th Aug 2025585 PMAQI
4th Aug 2025586 PMAQI
4th Aug 2025577 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255611 PMAQI
5th Aug 20255712 AMAQI
5th Aug 2025561 AMAQI
5th Aug 2025572 AMAQI
5th Aug 2025573 AMAQI
5th Aug 2025584 AMAQI
30°C25/37°C
5th Aug 2025595 AMAQI
5 AM5th Aug 2025576 AMAQI
5th Aug 2025487 AMAQI
5th Aug 2025488 AMAQI
5th Aug 2025569 AMAQI
5th Aug 20255610 AMAQI
5th Aug 20255411 AMAQI
11 AM5th Aug 20255412 PMAQI
5th Aug 2025561 PMAQI
5th Aug 2025542 PMAQI
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 AM
57AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 AM - 6 PM
54AQI
12 hours / Day
360 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 57), while the lowest AQI was between 7 AM to 6 PM (Avg. 54).
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
Ham Yen District, Tuyen Quang Province, Vietnam
2025
6%
13
75%
163
17%
36
2%
4
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
13 DaysModerate
163 DaysPoor
36 DaysUnhealthy
4 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 6%
Health Risk Level:
Extreme
In 2025, 6% of 217 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
Ham Yen District, Tuyen Quang Province, 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
150AQI
150AQI
2nd January 2025
151AQI
151AQI
3rd January 2025
142AQI
142AQI
4th January 2025
147AQI
147AQI
5th January 2025
144AQI
144AQI
6th January 2025
152AQI
152AQI
7th January 2025
150AQI
150AQI
8th January 2025
155AQI
155AQI
9th January 2025
145AQI
145AQI
10th January 2025
94AQI
94AQI
11th January 2025
98AQI
98AQI
12th January 2025
104AQI
104AQI
13th January 2025
120AQI
120AQI
14th January 2025
132AQI
132AQI
15th January 2025
134AQI
134AQI
16th January 2025
131AQI
131AQI
17th January 2025
143AQI
143AQI
18th January 2025
149AQI
149AQI
19th January 2025
148AQI
148AQI
20th January 2025
159AQI
159AQI
21st January 2025
143AQI
143AQI
22nd January 2025
142AQI
142AQI
23rd January 2025
142AQI
142AQI
24th January 2025
123AQI
123AQI
25th January 2025
105AQI
105AQI
26th January 2025
71AQI
71AQI
27th January 2025
79AQI
79AQI
28th January 2025
81AQI
81AQI
29th January 2025
112AQI
112AQI
30th January 2025
95AQI
95AQI
31st January 2025
99AQI
99AQI
1st February 2025
100AQI
100AQI
2nd February 2025
94AQI
94AQI
3rd February 2025
70AQI
70AQI
4th February 2025
73AQI
73AQI
5th February 2025
99AQI
99AQI
6th February 2025
88AQI
88AQI
7th February 2025
62AQI
62AQI
8th February 2025
72AQI
72AQI
9th February 2025
83AQI
83AQI
10th February 2025
124AQI
124AQI
11th February 2025
133AQI
133AQI
12th February 2025
121AQI
121AQI
13th February 2025
112AQI
112AQI
14th February 2025
127AQI
127AQI
15th February 2025
113AQI
113AQI
16th February 2025
104AQI
104AQI
17th February 2025
93AQI
93AQI
18th February 2025
79AQI
79AQI
19th February 2025
92AQI
92AQI
20th February 2025
99AQI
99AQI
21st February 2025
83AQI
83AQI
22nd February 2025
94AQI
94AQI
23rd February 2025
59AQI
59AQI
24th February 2025
67AQI
67AQI
25th February 2025
83AQI
83AQI
26th February 2025
68AQI
68AQI
27th February 2025
92AQI
92AQI
28th February 2025
91AQI
91AQI
1st March 2025
89AQI
89AQI
2nd March 2025
88AQI
88AQI
3rd March 2025
86AQI
86AQI
4th March 2025
91AQI
91AQI
5th March 2025
94AQI
94AQI
6th March 2025
73AQI
73AQI
7th March 2025
72AQI
72AQI
8th March 2025
85AQI
85AQI
9th March 2025
96AQI
96AQI
10th March 2025
105AQI
105AQI
11th March 2025
96AQI
96AQI
12th March 2025
89AQI
89AQI
13th March 2025
85AQI
85AQI
14th March 2025
83AQI
83AQI
15th March 2025
77AQI
77AQI
16th March 2025
65AQI
65AQI
17th March 2025
81AQI
81AQI
18th March 2025
71AQI
71AQI
19th March 2025
72AQI
72AQI
20th March 2025
85AQI
85AQI
21st March 2025
102AQI
102AQI
22nd March 2025
114AQI
114AQI
23rd March 2025
113AQI
113AQI
24th March 2025
123AQI
123AQI
25th March 2025
120AQI
120AQI
26th March 2025
114AQI
114AQI
27th March 2025
101AQI
101AQI
28th March 2025
102AQI
102AQI
29th March 2025
80AQI
80AQI
30th March 2025
66AQI
66AQI
31st March 2025
64AQI
64AQI
1st April 2025
73AQI
73AQI
2nd April 2025
91AQI
91AQI
3rd April 2025
89AQI
89AQI
4th April 2025
89AQI
89AQI
5th April 2025
94AQI
94AQI
6th April 2025
92AQI
92AQI
7th April 2025
89AQI
89AQI
8th April 2025
92AQI
92AQI
9th April 2025
79AQI
79AQI
10th April 2025
77AQI
77AQI
11th April 2025
79AQI
79AQI
12th April 2025
78AQI
78AQI
13th April 2025
93AQI
93AQI
14th April 2025
92AQI
92AQI
15th April 2025
90AQI
90AQI
16th April 2025
88AQI
88AQI
17th April 2025
85AQI
85AQI
18th April 2025
78AQI
78AQI
19th April 2025
73AQI
73AQI
20th April 2025
66AQI
66AQI
21st April 2025
67AQI
67AQI
22nd April 2025
67AQI
67AQI
23rd April 2025
72AQI
72AQI
24th April 2025
68AQI
68AQI
25th April 2025
64AQI
64AQI
26th April 2025
66AQI
66AQI
27th April 2025
64AQI
64AQI
28th April 2025
62AQI
62AQI
29th April 2025
63AQI
63AQI
30th April 2025
65AQI
65AQI
1st May 2025
61AQI
61AQI
2nd May 2025
69AQI
69AQI
3rd May 2025
66AQI
66AQI
4th May 2025
68AQI
68AQI
5th May 2025
66AQI
66AQI
6th May 2025
70AQI
70AQI
7th May 2025
68AQI
68AQI
8th May 2025
73AQI
73AQI
9th May 2025
70AQI
70AQI
10th May 2025
69AQI
69AQI
11th May 2025
60AQI
60AQI
12th May 2025
67AQI
67AQI
13th May 2025
73AQI
73AQI
14th May 2025
72AQI
72AQI
15th May 2025
63AQI
63AQI
16th May 2025
59AQI
59AQI
17th May 2025
57AQI
57AQI
18th May 2025
55AQI
55AQI
19th May 2025
62AQI
62AQI
20th May 2025
63AQI
63AQI
21st May 2025
66AQI
66AQI
22nd May 2025
56AQI
56AQI
23rd May 2025
63AQI
63AQI
24th May 2025
60AQI
60AQI
25th May 2025
66AQI
66AQI
26th May 2025
69AQI
69AQI
27th May 2025
83AQI
83AQI
28th May 2025
78AQI
78AQI
29th May 2025
69AQI
69AQI
30th May 2025
62AQI
62AQI
31st May 2025
65AQI
65AQI
1st June 2025
64AQI
64AQI
2nd June 2025
63AQI
63AQI
3rd June 2025
57AQI
57AQI
4th June 2025
60AQI
60AQI
5th June 2025
60AQI
60AQI
6th June 2025
59AQI
59AQI
7th June 2025
58AQI
58AQI
8th June 2025
56AQI
56AQI
9th June 2025
56AQI
56AQI
10th June 2025
58AQI
58AQI
11th June 2025
57AQI
57AQI
12th June 2025
56AQI
56AQI
13th June 2025
53AQI
53AQI
14th June 2025
54AQI
54AQI
15th June 2025
60AQI
60AQI
16th June 2025
59AQI
59AQI
17th June 2025
57AQI
57AQI
18th June 2025
53AQI
53AQI
19th June 2025
53AQI
53AQI
20th June 2025
54AQI
54AQI
21st June 2025
49AQI
49AQI
22nd June 2025
43AQI
43AQI
23rd June 2025
47AQI
47AQI
24th June 2025
51AQI
51AQI
25th June 2025
50AQI
50AQI
26th June 2025
52AQI
52AQI
27th June 2025
54AQI
54AQI
28th June 2025
49AQI
49AQI
29th June 2025
49AQI
49AQI
30th June 2025
46AQI
46AQI
1st July 2025
46AQI
46AQI
2nd July 2025
42AQI
42AQI
3rd July 2025
50AQI
50AQI
4th July 2025
56AQI
56AQI
5th July 2025
57AQI
57AQI
6th July 2025
55AQI
55AQI
7th July 2025
58AQI
58AQI
8th July 2025
57AQI
57AQI
9th July 2025
60AQI
60AQI
10th July 2025
55AQI
55AQI
11th July 2025
54AQI
54AQI
12th July 2025
54AQI
54AQI
13th July 2025
54AQI
54AQI
14th July 2025
55AQI
55AQI
15th July 2025
57AQI
57AQI
16th July 2025
54AQI
54AQI
17th July 2025
55AQI
55AQI
18th July 2025
57AQI
57AQI
19th July 2025
61AQI
61AQI
20th July 2025
56AQI
56AQI
21st July 2025
54AQI
54AQI
22nd July 2025
49AQI
49AQI
23rd July 2025
45AQI
45AQI
24th July 2025
49AQI
49AQI
25th July 2025
53AQI
53AQI
26th July 2025
53AQI
53AQI
27th July 2025
55AQI
55AQI
28th July 2025
59AQI
59AQI
29th July 2025
59AQI
59AQI
30th July 2025
63AQI
63AQI
31st July 2025
58AQI
58AQI
1st August 2025
57AQI
57AQI
2nd August 2025
55AQI
55AQI
3rd August 2025
57AQI
57AQI
4th August 2025
57AQI
57AQI
127AQI
92AQI
90AQI
78AQI
66AQI
55AQI
55AQI
57AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202580AQI
7
20
4
21
7
22
9
30
31
7
23
6
25
4
13
163
36
4
Highest AQI recorded in
January127AQI
Lowest AQI recorded in
July55AQI
202461AQI
5
21
5
2
22
5
1
22
8
3
19
8
22
9
28
2
30
1
31
3
6
7
1
21
8
16
12
3
132
140
46
3
Highest AQI recorded in
December109AQI
Lowest AQI recorded in
September2AQI
202396AQI
12
19
5
7
8
1
5
12
14
4
19
6
1
13
17
5
23
2
8
23
21
10
11
19
5
21
1
3
12
9
1
17
11
2
55
152
90
49
1
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
August45AQI
2022128AQI
1
2
6
18
6
1
3
13
13
1
10
33
19
Highest AQI recorded in
December136AQI
Lowest AQI recorded in
October117AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2022(Avg.)
128AQILeast Polluted Year Recorded
2024(Avg.)
61AQIHam Yen District's annual 2025 AQI (80) shows an average percentage change of -8.09% (improved AQI) compared to previous years: 2022 (128), 2023 (96), 2024 (61).
