Quan Trieu, Thanh pho Thai Nguyen, Thai Nguyen, 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+
September Air Quality Analysis
Quan Trieu, Thanh pho Thai Nguyen, Thai Nguyen, Vietnam
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Sep 2025
68AQILowest AQI recorded on
26th Sep 2025
38AQISame Day Analysis (27th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 27th Sep - 28th Sep 2025
Quan Trieu, Thanh pho Thai Nguyen, Thai Nguyen, Vietnam
AQI
Day
Night
.
5 AM27th Sep 2025
6 PM
4 AM28th Sep 2025
Day time
Avg. Highest Time
5AM27th Sep
58AQI
Avg. Lowest Time
2PM27th Sep
40AQI
Night time
Avg. Highest Time
4AM28th Sep
55AQI
Avg. Lowest Time
9PM27th Sep
44AQI
In the last 24 hours,
Quan Trieu's AQI reached its highest point of 58 at 5 AM during the Day, while the lowest point, 40, was recorded at 2 PM during the Day between 27th Sep and 28th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Quan Trieu, Thanh pho Thai Nguyen, Thai Nguyen, Vietnam
AugSep
29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th
Day
Night
29th Aug 2025485 AMAQI
29th Aug 2025476 AMAQI
29th Aug 2025497 AMAQI
29th Aug 2025448 AMAQI
29th Aug 2025519 AMAQI
29th Aug 20255110 AMAQI
29th Aug 20254611 AMAQI
29th Aug 20254912 PMAQI
29th Aug 2025461 PMAQI
29th Aug 2025412 PMAQI
29th Aug 2025343 PMAQI
29th Aug 2025284 PMAQI
29th Aug 2025405 PMAQI
29th Aug 2025466 PMAQI
29th Aug 2025527 PMAQI
29th Aug 2025508 PMAQI
29th Aug 2025469 PMAQI
29th Aug 20254910 PMAQI
29th Aug 20254611 PMAQI
30th Aug 20254712 AMAQI
30th Aug 2025501 AMAQI
30th Aug 2025512 AMAQI
30th Aug 2025503 AMAQI
30th Aug 2025484 AMAQI
26°C23/30°C
30th Aug 2025495 AMAQI
30th Aug 2025496 AMAQI
30th Aug 2025367 AMAQI
30th Aug 2025478 AMAQI
30th Aug 2025449 AMAQI
30th Aug 20254010 AMAQI
30th Aug 20254211 AMAQI
30th Aug 20253812 PMAQI
30th Aug 2025271 PMAQI
30th Aug 2025322 PMAQI
30th Aug 2025383 PMAQI
30th Aug 2025324 PMAQI
30th Aug 2025365 PMAQI
30th Aug 2025426 PMAQI
30th Aug 2025457 PMAQI
30th Aug 2025508 PMAQI
30th Aug 2025459 PMAQI
30th Aug 20255010 PMAQI
30th Aug 20254111 PMAQI
31st Aug 20254412 AMAQI
31st Aug 2025501 AMAQI
31st Aug 2025482 AMAQI
31st Aug 2025463 AMAQI
31st Aug 2025494 AMAQI
26°C23/32°C
31st Aug 2025475 AMAQI
31st Aug 2025486 AMAQI
31st Aug 2025427 AMAQI
31st Aug 2025478 AMAQI
31st Aug 2025449 AMAQI
31st Aug 20254410 AMAQI
31st Aug 20253611 AMAQI
31st Aug 20253112 PMAQI
31st Aug 2025321 PMAQI
31st Aug 2025362 PMAQI
31st Aug 2025303 PMAQI
31st Aug 2025324 PMAQI
31st Aug 2025345 PMAQI
31st Aug 2025406 PMAQI
31st Aug 2025467 PMAQI
31st Aug 2025478 PMAQI
31st Aug 2025469 PMAQI
31st Aug 20254910 PMAQI
31st Aug 20254411 PMAQI
1st Sep 20254212 AMAQI
1st Sep 2025491 AMAQI
1st Sep 2025472 AMAQI
1st Sep 2025483 AMAQI
1st Sep 2025484 AMAQI
26°C23/30°C
1st Sep 2025505 AMAQI
1st Sep 2025506 AMAQI
1st Sep 2025377 AMAQI
1st Sep 2025428 AMAQI
1st Sep 2025539 AMAQI
1st Sep 20253210 AMAQI
1st Sep 20254511 AMAQI
1st Sep 20253612 PMAQI
1st Sep 2025381 PMAQI
1st Sep 2025352 PMAQI
1st Sep 2025273 PMAQI
1st Sep 2025344 PMAQI
1st Sep 2025405 PMAQI
1st Sep 2025486 PMAQI
1st Sep 2025467 PMAQI
1st Sep 2025478 PMAQI
1st Sep 2025529 PMAQI
1st Sep 20254710 PMAQI
1st Sep 20254811 PMAQI
2nd Sep 20254412 AMAQI
2nd Sep 2025441 AMAQI
2nd Sep 2025452 AMAQI
2nd Sep 2025453 AMAQI
2nd Sep 2025464 AMAQI
27°C23/30°C
2nd Sep 2025485 AMAQI
2nd Sep 2025476 AMAQI
2nd Sep 2025487 AMAQI
2nd Sep 2025448 AMAQI
2nd Sep 2025429 AMAQI
2nd Sep 20253610 AMAQI
2nd Sep 20254011 AMAQI
2nd Sep 20254212 PMAQI
2nd Sep 2025401 PMAQI
2nd Sep 2025342 PMAQI
2nd Sep 2025423 PMAQI
2nd Sep 2025414 PMAQI
2nd Sep 2025335 PMAQI
2nd Sep 2025416 PMAQI
2nd Sep 2025477 PMAQI
2nd Sep 2025478 PMAQI
2nd Sep 2025479 PMAQI
2nd Sep 20254710 PMAQI
2nd Sep 20254811 PMAQI
3rd Sep 20254612 AMAQI
3rd Sep 2025491 AMAQI
3rd Sep 2025482 AMAQI
3rd Sep 2025473 AMAQI
3rd Sep 2025474 AMAQI
28°C24/33°C
3rd Sep 2025485 AMAQI
3rd Sep 2025476 AMAQI
3rd Sep 2025417 AMAQI
3rd Sep 2025448 AMAQI
3rd Sep 2025469 AMAQI
3rd Sep 20254110 AMAQI
3rd Sep 20253411 AMAQI
3rd Sep 20253812 PMAQI
3rd Sep 2025451 PMAQI
3rd Sep 2025442 PMAQI
3rd Sep 2025513 PMAQI
3rd Sep 2025404 PMAQI
3rd Sep 2025385 PMAQI
3rd Sep 2025396 PMAQI
3rd Sep 2025427 PMAQI
3rd Sep 2025428 PMAQI
3rd Sep 2025509 PMAQI
3rd Sep 20255010 PMAQI
3rd Sep 20254611 PMAQI
4th Sep 20254912 AMAQI
4th Sep 2025481 AMAQI
4th Sep 2025492 AMAQI
4th Sep 2025503 AMAQI
4th Sep 2025474 AMAQI
28°C24/33°C
4th Sep 2025475 AMAQI
4th Sep 2025486 AMAQI
4th Sep 2025507 AMAQI
4th Sep 2025578 AMAQI
4th Sep 2025459 AMAQI
4th Sep 20255410 AMAQI
4th Sep 20254111 AMAQI
4th Sep 20253412 PMAQI
4th Sep 2025381 PMAQI
4th Sep 2025512 PMAQI
4th Sep 2025443 PMAQI
4th Sep 2025534 PMAQI
4th Sep 2025545 PMAQI
4th Sep 2025606 PMAQI
4th Sep 2025697 PMAQI
4th Sep 2025698 PMAQI
4th Sep 2025699 PMAQI
4th Sep 202513710 PMAQI
4th Sep 20254011 PMAQI
5th Sep 20254412 AMAQI
5th Sep 2025481 AMAQI
5th Sep 2025482 AMAQI
5th Sep 2025473 AMAQI
5th Sep 2025474 AMAQI
28°C23/33°C
5th Sep 2025485 AMAQI
5th Sep 2025466 AMAQI
5th Sep 2025447 AMAQI
5th Sep 2025458 AMAQI
5th Sep 2025519 AMAQI
5th Sep 20254210 AMAQI
5th Sep 20253111 AMAQI
5th Sep 20253312 PMAQI
5th Sep 2025441 PMAQI
5th Sep 2025442 PMAQI
5th Sep 2025433 PMAQI
5th Sep 2025414 PMAQI
5th Sep 2025325 PMAQI
5th Sep 2025486 PMAQI
5th Sep 2025517 PMAQI
5th Sep 2025558 PMAQI
5th Sep 2025549 PMAQI
5th Sep 20255310 PMAQI
5th Sep 20254811 PMAQI
6th Sep 20254712 AMAQI
6th Sep 2025491 AMAQI
6th Sep 2025462 AMAQI
6th Sep 2025463 AMAQI
6th Sep 2025454 AMAQI
28°C24/33°C
6th Sep 2025455 AMAQI
6th Sep 2025456 AMAQI
6th Sep 2025327 AMAQI
6th Sep 2025418 AMAQI
6th Sep 2025449 AMAQI
6th Sep 20254410 AMAQI
6th Sep 20255411 AMAQI
6th Sep 20254712 PMAQI
6th Sep 2025441 PMAQI
6th Sep 2025442 PMAQI
6th Sep 2025403 PMAQI
6th Sep 2025394 PMAQI
6th Sep 2025285 PMAQI
6th Sep 2025426 PMAQI
6th Sep 2025437 PMAQI
6th Sep 2025608 PMAQI
6th Sep 2025549 PMAQI
6th Sep 20255510 PMAQI
6th Sep 20255411 PMAQI
7th Sep 20254512 AMAQI
7th Sep 2025461 AMAQI
7th Sep 2025472 AMAQI
7th Sep 2025483 AMAQI
7th Sep 2025484 AMAQI
28°C24/34°C
7th Sep 2025495 AMAQI
7th Sep 2025506 AMAQI
7th Sep 2025427 AMAQI
7th Sep 2025518 AMAQI
7th Sep 2025569 AMAQI
7th Sep 20255910 AMAQI
7th Sep 20255811 AMAQI
7th Sep 20256212 PMAQI
7th Sep 2025601 PMAQI
7th Sep 2025582 PMAQI
7th Sep 2025463 PMAQI
7th Sep 2025504 PMAQI
7th Sep 2025555 PMAQI
7th Sep 2025536 PMAQI
7th Sep 2025577 PMAQI
7th Sep 2025638 PMAQI
7th Sep 2025629 PMAQI
7th Sep 20256410 PMAQI
7th Sep 20256311 PMAQI
8th Sep 20255712 AMAQI
8th Sep 2025561 AMAQI
8th Sep 2025542 AMAQI
8th Sep 2025513 AMAQI
8th Sep 2025504 AMAQI
29°C24/35°C
8th Sep 2025505 AMAQI
8th Sep 2025516 AMAQI
8th Sep 2025627 AMAQI
8th Sep 2025648 AMAQI
8th Sep 2025649 AMAQI
8th Sep 20256910 AMAQI
8th Sep 20255811 AMAQI
8th Sep 20255912 PMAQI
8th Sep 2025601 PMAQI
8th Sep 2025562 PMAQI
8th Sep 2025563 PMAQI
8th Sep 2025544 PMAQI
8th Sep 2025585 PMAQI
8th Sep 2025546 PMAQI
8th Sep 2025547 PMAQI
8th Sep 2025588 PMAQI
8th Sep 2025609 PMAQI
8th Sep 20256010 PMAQI
8th Sep 20256711 PMAQI
9th Sep 20255612 AMAQI
9th Sep 2025541 AMAQI
9th Sep 2025552 AMAQI
9th Sep 2025563 AMAQI
9th Sep 2025534 AMAQI
30°C26/36°C
9th Sep 2025555 AMAQI
9th Sep 2025546 AMAQI
9th Sep 2025457 AMAQI
9th Sep 2025468 AMAQI
9th Sep 2025519 AMAQI
9th Sep 20255010 AMAQI
9th Sep 20253611 AMAQI
9th Sep 20253412 PMAQI
9th Sep 2025301 PMAQI
9th Sep 2025302 PMAQI
9th Sep 2025323 PMAQI
9th Sep 2025284 PMAQI
9th Sep 2025445 PMAQI
9th Sep 2025436 PMAQI
9th Sep 2025517 PMAQI
9th Sep 2025498 PMAQI
9th Sep 2025479 PMAQI
9th Sep 20255210 PMAQI
9th Sep 20255611 PMAQI
10th Sep 20255112 AMAQI
10th Sep 2025541 AMAQI
10th Sep 2025532 AMAQI
10th Sep 2025523 AMAQI
10th Sep 2025524 AMAQI
26°C24/28°C
10th Sep 2025525 AMAQI
10th Sep 2025526 AMAQI
10th Sep 2025467 AMAQI
10th Sep 2025418 AMAQI
10th Sep 2025499 AMAQI
10th Sep 20255010 AMAQI
10th Sep 20254211 AMAQI
10th Sep 20255312 PMAQI
10th Sep 2025511 PMAQI
10th Sep 2025492 PMAQI
10th Sep 2025513 PMAQI
10th Sep 2025514 PMAQI
10th Sep 2025525 PMAQI
10th Sep 2025556 PMAQI
10th Sep 2025517 PMAQI
10th Sep 2025568 PMAQI
10th Sep 2025589 PMAQI
10th Sep 20255210 PMAQI
10th Sep 20255211 PMAQI
11th Sep 20255212 AMAQI
11th Sep 2025521 AMAQI
11th Sep 2025522 AMAQI
11th Sep 2025513 AMAQI
11th Sep 2025524 AMAQI
26°C24/30°C
11th Sep 2025525 AMAQI
11th Sep 2025536 AMAQI
11th Sep 2025457 AMAQI
11th Sep 2025398 AMAQI
11th Sep 2025399 AMAQI
11th Sep 20253910 AMAQI
11th Sep 20253911 AMAQI
11th Sep 20254012 PMAQI
11th Sep 2025371 PMAQI
11th Sep 2025402 PMAQI
11th Sep 2025383 PMAQI
11th Sep 2025464 PMAQI
11th Sep 2025355 PMAQI
11th Sep 2025496 PMAQI
11th Sep 2025567 PMAQI
11th Sep 2025498 PMAQI
11th Sep 2025509 PMAQI
11th Sep 20254810 PMAQI
11th Sep 20254811 PMAQI
12th Sep 20255112 AMAQI
12th Sep 2025521 AMAQI
12th Sep 2025502 AMAQI
12th Sep 2025493 AMAQI
12th Sep 2025514 AMAQI
27°C24/31°C
12th Sep 2025515 AMAQI
12th Sep 2025536 AMAQI
12th Sep 2025337 AMAQI
12th Sep 2025408 AMAQI
12th Sep 2025349 AMAQI
12th Sep 20253410 AMAQI
12th Sep 20253011 AMAQI
12th Sep 20253512 PMAQI
12th Sep 2025361 PMAQI
12th Sep 2025252 PMAQI
12th Sep 2025293 PMAQI
12th Sep 2025264 PMAQI
12th Sep 2025365 PMAQI
12th Sep 2025446 PMAQI
12th Sep 2025497 PMAQI
12th Sep 2025498 PMAQI
12th Sep 2025389 PMAQI
12th Sep 20254810 PMAQI
12th Sep 20255211 PMAQI
13th Sep 20255212 AMAQI
13th Sep 2025501 AMAQI
13th Sep 2025502 AMAQI
13th Sep 2025493 AMAQI
13th Sep 2025494 AMAQI
27°C24/30°C
13th Sep 2025495 AMAQI
13th Sep 2025486 AMAQI
13th Sep 2025407 AMAQI
13th Sep 2025468 AMAQI
13th Sep 2025409 AMAQI
13th Sep 20254210 AMAQI
13th Sep 20253811 AMAQI
13th Sep 20253112 PMAQI
13th Sep 2025271 PMAQI
13th Sep 2025302 PMAQI
13th Sep 2025253 PMAQI
13th Sep 2025344 PMAQI
13th Sep 2025295 PMAQI
13th Sep 2025416 PMAQI
13th Sep 2025467 PMAQI
13th Sep 2025488 PMAQI
13th Sep 2025469 PMAQI
13th Sep 20254410 PMAQI
13th Sep 20254811 PMAQI
14th Sep 20254812 AMAQI
14th Sep 2025471 AMAQI
14th Sep 2025452 AMAQI
14th Sep 2025433 AMAQI
14th Sep 2025454 AMAQI
27°C24/32°C
14th Sep 2025455 AMAQI
14th Sep 2025456 AMAQI
14th Sep 2025417 AMAQI
14th Sep 2025508 AMAQI
14th Sep 2025509 AMAQI
14th Sep 20254910 AMAQI
14th Sep 20253911 AMAQI
14th Sep 20254212 PMAQI
14th Sep 2025441 PMAQI
14th Sep 2025352 PMAQI
14th Sep 2025453 PMAQI
14th Sep 2025374 PMAQI
14th Sep 2025275 PMAQI
14th Sep 2025396 PMAQI
14th Sep 2025487 PMAQI
14th Sep 2025508 PMAQI
14th Sep 2025509 PMAQI
14th Sep 20255010 PMAQI
14th Sep 20255111 PMAQI
15th Sep 20255312 AMAQI
15th Sep 2025481 AMAQI
15th Sep 2025472 AMAQI
15th Sep 2025433 AMAQI
15th Sep 2025444 AMAQI
27°C24/33°C
15th Sep 2025445 AMAQI
15th Sep 2025446 AMAQI
15th Sep 2025457 AMAQI
15th Sep 2025448 AMAQI
15th Sep 2025489 AMAQI
15th Sep 20254610 AMAQI
15th Sep 20254311 AMAQI
15th Sep 20253512 PMAQI
15th Sep 2025351 PMAQI
15th Sep 2025422 PMAQI
15th Sep 2025333 PMAQI
15th Sep 2025434 PMAQI
15th Sep 2025435 PMAQI
15th Sep 2025506 PMAQI
15th Sep 2025467 PMAQI
15th Sep 2025458 PMAQI
15th Sep 2025489 PMAQI
15th Sep 20254510 PMAQI
15th Sep 20254811 PMAQI
16th Sep 20255012 AMAQI
16th Sep 2025501 AMAQI
16th Sep 2025482 AMAQI
16th Sep 2025443 AMAQI
16th Sep 2025444 AMAQI
27°C23/31°C
16th Sep 2025465 AMAQI
16th Sep 2025456 AMAQI
16th Sep 2025517 AMAQI
16th Sep 2025568 AMAQI
16th Sep 2025659 AMAQI
16th Sep 20254610 AMAQI
16th Sep 20255411 AMAQI
16th Sep 20254312 PMAQI
16th Sep 2025401 PMAQI
16th Sep 2025422 PMAQI
16th Sep 2025423 PMAQI
16th Sep 2025424 PMAQI
16th Sep 2025425 PMAQI
16th Sep 2025446 PMAQI
16th Sep 2025517 PMAQI
16th Sep 2025558 PMAQI
16th Sep 2025549 PMAQI
16th Sep 20255810 PMAQI
16th Sep 20255511 PMAQI
17th Sep 20255412 AMAQI
17th Sep 2025491 AMAQI
17th Sep 2025482 AMAQI
17th Sep 2025483 AMAQI
17th Sep 2025474 AMAQI
27°C23/33°C
17th Sep 2025505 AMAQI
17th Sep 2025486 AMAQI
17th Sep 2025507 AMAQI
17th Sep 2025668 AMAQI
17th Sep 2025589 AMAQI
17th Sep 20256110 AMAQI
17th Sep 20255311 AMAQI
17th Sep 20254312 PMAQI
17th Sep 2025441 PMAQI
17th Sep 2025442 PMAQI
17th Sep 2025523 PMAQI
17th Sep 2025514 PMAQI
17th Sep 2025415 PMAQI
17th Sep 2025466 PMAQI
17th Sep 2025487 PMAQI
17th Sep 2025538 PMAQI
17th Sep 2025549 PMAQI
17th Sep 20255410 PMAQI
17th Sep 20255511 PMAQI
18th Sep 20255412 AMAQI
18th Sep 2025521 AMAQI
18th Sep 2025522 AMAQI
18th Sep 2025523 AMAQI
18th Sep 2025524 AMAQI
27°C24/31°C
18th Sep 2025525 AMAQI
18th Sep 2025526 AMAQI
18th Sep 2025657 AMAQI
18th Sep 2025708 AMAQI
18th Sep 2025669 AMAQI
18th Sep 20255910 AMAQI
18th Sep 20255611 AMAQI
18th Sep 20255712 PMAQI
18th Sep 2025581 PMAQI
18th Sep 2025532 PMAQI
18th Sep 2025483 PMAQI
18th Sep 2025504 PMAQI
18th Sep 2025435 PMAQI
18th Sep 2025446 PMAQI
18th Sep 2025527 PMAQI
18th Sep 2025588 PMAQI
18th Sep 2025559 PMAQI
18th Sep 20255610 PMAQI
18th Sep 20255511 PMAQI
19th Sep 20255412 AMAQI
19th Sep 2025551 AMAQI
19th Sep 2025542 AMAQI
19th Sep 2025543 AMAQI
19th Sep 2025554 AMAQI
27°C23/32°C
19th Sep 2025555 AMAQI
19th Sep 2025556 AMAQI
19th Sep 2025667 AMAQI
19th Sep 2025758 AMAQI
19th Sep 2025689 AMAQI
19th Sep 20256410 AMAQI
19th Sep 20255811 AMAQI
19th Sep 20255612 PMAQI
19th Sep 2025521 PMAQI
19th Sep 2025472 PMAQI
19th Sep 2025463 PMAQI
19th Sep 2025534 PMAQI
19th Sep 2025525 PMAQI
19th Sep 2025536 PMAQI
19th Sep 2025567 PMAQI
19th Sep 2025568 PMAQI
19th Sep 2025569 PMAQI
19th Sep 20255610 PMAQI
19th Sep 20255711 PMAQI
20th Sep 20255612 AMAQI
20th Sep 2025551 AMAQI
20th Sep 2025552 AMAQI
20th Sep 2025563 AMAQI
20th Sep 2025564 AMAQI
28°C24/33°C
20th Sep 2025565 AMAQI
20th Sep 2025576 AMAQI
20th Sep 2025747 AMAQI
20th Sep 2025888 AMAQI
20th Sep 2025849 AMAQI
20th Sep 20259910 AMAQI
20th Sep 20258311 AMAQI
20th Sep 20258012 PMAQI
20th Sep 2025701 PMAQI
20th Sep 2025602 PMAQI
20th Sep 2025603 PMAQI
20th Sep 2025604 PMAQI
20th Sep 2025585 PMAQI
20th Sep 2025586 PMAQI
20th Sep 2025597 PMAQI
20th Sep 2025608 PMAQI
20th Sep 2025619 PMAQI
20th Sep 20256210 PMAQI
20th Sep 20256011 PMAQI
21st Sep 20256012 AMAQI
21st Sep 2025591 AMAQI
21st Sep 2025582 AMAQI
21st Sep 2025593 AMAQI
21st Sep 2025604 AMAQI
28°C24/35°C
21st Sep 2025595 AMAQI
21st Sep 2025606 AMAQI
21st Sep 2025777 AMAQI
21st Sep 2025868 AMAQI
21st Sep 2025909 AMAQI
21st Sep 20259210 AMAQI
21st Sep 20257911 AMAQI
21st Sep 20258012 PMAQI
21st Sep 2025741 PMAQI
21st Sep 2025792 PMAQI
21st Sep 2025833 PMAQI
21st Sep 2025774 PMAQI
21st Sep 2025745 PMAQI
21st Sep 2025746 PMAQI
21st Sep 2025647 PMAQI
21st Sep 2025638 PMAQI
21st Sep 2025629 PMAQI
21st Sep 20256210 PMAQI
21st Sep 20256211 PMAQI
22nd Sep 20256112 AMAQI
22nd Sep 2025611 AMAQI
22nd Sep 2025602 AMAQI
22nd Sep 2025633 AMAQI
22nd Sep 2025634 AMAQI
28°C24/34°C
22nd Sep 2025635 AMAQI
22nd Sep 2025646 AMAQI
22nd Sep 2025707 AMAQI
22nd Sep 2025758 AMAQI
22nd Sep 2025629 AMAQI
22nd Sep 20256210 AMAQI
22nd Sep 20255911 AMAQI
22nd Sep 20255812 PMAQI
22nd Sep 2025541 PMAQI
22nd Sep 2025522 PMAQI
22nd Sep 2025513 PMAQI
22nd Sep 2025464 PMAQI
22nd Sep 2025505 PMAQI
22nd Sep 2025546 PMAQI
22nd Sep 2025597 PMAQI
22nd Sep 2025618 PMAQI
22nd Sep 2025609 PMAQI
22nd Sep 20256010 PMAQI
22nd Sep 20256211 PMAQI
23rd Sep 20256112 AMAQI
23rd Sep 2025611 AMAQI
23rd Sep 2025602 AMAQI
23rd Sep 2025603 AMAQI
23rd Sep 2025594 AMAQI
27°C24/32°C
23rd Sep 2025605 AMAQI
23rd Sep 2025616 AMAQI
23rd Sep 2025717 AMAQI
23rd Sep 2025748 AMAQI
23rd Sep 2025829 AMAQI
23rd Sep 20257510 AMAQI
23rd Sep 20256911 AMAQI
23rd Sep 20255712 PMAQI
23rd Sep 2025561 PMAQI
23rd Sep 2025562 PMAQI
23rd Sep 2025523 PMAQI
23rd Sep 2025504 PMAQI
23rd Sep 2025535 PMAQI
23rd Sep 2025566 PMAQI
23rd Sep 2025607 PMAQI
23rd Sep 2025608 PMAQI
23rd Sep 2025599 PMAQI
23rd Sep 20255910 PMAQI
23rd Sep 20256111 PMAQI
24th Sep 20255912 AMAQI
24th Sep 2025591 AMAQI
24th Sep 2025602 AMAQI
24th Sep 2025603 AMAQI
24th Sep 2025604 AMAQI
27°C23/33°C
24th Sep 2025605 AMAQI
24th Sep 2025626 AMAQI
24th Sep 2025747 AMAQI
24th Sep 2025828 AMAQI
24th Sep 2025749 AMAQI
24th Sep 20257010 AMAQI
24th Sep 20256411 AMAQI
24th Sep 20255612 PMAQI
24th Sep 2025541 PMAQI
24th Sep 2025542 PMAQI
24th Sep 2025563 PMAQI
24th Sep 2025544 PMAQI
24th Sep 2025565 PMAQI
24th Sep 2025566 PMAQI
24th Sep 2025567 PMAQI
24th Sep 2025578 PMAQI
24th Sep 2025589 PMAQI
24th Sep 20255910 PMAQI
24th Sep 20255911 PMAQI
25th Sep 20255812 AMAQI
25th Sep 2025581 AMAQI
25th Sep 2025592 AMAQI
25th Sep 2025603 AMAQI
25th Sep 2025604 AMAQI
28°C23/34°C
25th Sep 2025605 AMAQI
25th Sep 2025616 AMAQI
25th Sep 2025637 AMAQI
25th Sep 2025678 AMAQI
25th Sep 2025629 AMAQI
25th Sep 20256410 AMAQI
25th Sep 20256011 AMAQI
25th Sep 20254512 PMAQI
25th Sep 2025401 PMAQI
25th Sep 2025352 PMAQI
25th Sep 2025193 PMAQI
25th Sep 2025234 PMAQI
25th Sep 2025385 PMAQI
25th Sep 2025446 PMAQI
25th Sep 2025587 PMAQI
25th Sep 2025568 PMAQI
25th Sep 2025329 PMAQI
25th Sep 20253110 PMAQI
25th Sep 20252811 PMAQI
26th Sep 20254012 AMAQI
26th Sep 2025451 AMAQI
26th Sep 2025452 AMAQI
26th Sep 2025323 AMAQI
26th Sep 2025274 AMAQI
24°C23/24°C
26th Sep 2025325 AMAQI
26th Sep 2025306 AMAQI
26th Sep 2025307 AMAQI
26th Sep 2025468 AMAQI
26th Sep 2025599 AMAQI
26th Sep 20252410 AMAQI
26th Sep 20252311 AMAQI
26th Sep 20251912 PMAQI
26th Sep 2025171 PMAQI
26th Sep 2025172 PMAQI
26th Sep 2025173 PMAQI
26th Sep 2025184 PMAQI
26th Sep 2025225 PMAQI
26th Sep 2025236 PMAQI
26th Sep 2025347 PMAQI
26th Sep 2025668 PMAQI
26th Sep 2025679 PMAQI
26th Sep 20256610 PMAQI
26th Sep 20256811 PMAQI
27th Sep 20256812 AMAQI
27th Sep 2025681 AMAQI
27th Sep 2025642 AMAQI
27th Sep 2025643 AMAQI
27th Sep 2025624 AMAQI
24°C23/28°C
27th Sep 2025585 AMAQI
27th Sep 2025586 AMAQI
27th Sep 2025587 AMAQI
27th Sep 2025558 AMAQI
27th Sep 2025509 AMAQI
27th Sep 20254810 AMAQI
27th Sep 20254411 AMAQI
27th Sep 20254012 PMAQI
27th Sep 2025441 PMAQI
27th Sep 2025402 PMAQI
27th Sep 2025503 PMAQI
27th Sep 2025504 PMAQI
27th Sep 2025505 PMAQI
27th Sep 2025456 PMAQI
27th Sep 2025447 PMAQI
27th Sep 2025448 PMAQI
27th Sep 2025449 PMAQI
27th Sep 20254510 PMAQI
27th Sep 20255011 PMAQI
28th Sep 20255012 AMAQI
28th Sep 2025501 AMAQI
28th Sep 2025502 AMAQI
28th Sep 2025533 AMAQI
28th Sep 2025554 AMAQI
26°C23/30°C
28th Sep 2025565 AMAQI
5 AM28th Sep 2025586 AMAQI
28th Sep 2025627 AMAQI
28th Sep 2025628 AMAQI
28th Sep 2025629 AMAQI
28th Sep 20256010 AMAQI
28th Sep 20254411 AMAQI
11 AM28th Sep 20254412 PMAQI
28th Sep 2025391 PMAQI
28th Sep 2025392 PMAQI
28th Sep 2025353 PMAQI
28th Sep 2025284 PMAQI
28th Sep 2025285 PMAQI
28th Sep 2025326 PMAQI
6 PM28th Sep 2025287 PMAQI
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 9 AM
56AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
1 PM - 5 PM
43AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 9 AM (Avg. 56), while the lowest AQI was between 1 PM to 5 PM (Avg. 43).
Night time
Avg. Highest Time
10 PM
56AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 7 PM
51AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 56), while the lowest AQI was between 12 AM to 7 PM (Avg. 51).
2025 Days Vs Air Quality
Quan Trieu, Thanh pho Thai Nguyen, Thai Nguyen, Vietnam
2025
27%
33
73%
89
Total number of days with different AQI categories in last 271 days in 2025 (94 days remaining)
Good
33 DaysModerate
89 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 27%
Health Risk Level:
Very high
In 2025, 27% of 271 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Quan Trieu, Thanh pho Thai Nguyen, Thai Nguyen, 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
2nd January 2025
3rd January 2025
4th January 2025
5th January 2025
6th January 2025
7th January 2025
8th January 2025
9th January 2025
10th January 2025
11th January 2025
12th January 2025
13th January 2025
14th January 2025
15th January 2025
16th January 2025
17th January 2025
18th January 2025
19th January 2025
20th January 2025
21st January 2025
22nd January 2025
23rd January 2025
24th January 2025
25th January 2025
26th January 2025
27th January 2025
28th January 2025
29th January 2025
30th January 2025
31st January 2025
1st February 2025
2nd February 2025
3rd February 2025
4th February 2025
5th February 2025
6th February 2025
7th February 2025
8th February 2025
9th February 2025
10th February 2025
11th February 2025
12th February 2025
13th February 2025
14th February 2025
15th February 2025
16th February 2025
17th February 2025
18th February 2025
19th February 2025
20th February 2025
21st February 2025
22nd February 2025
23rd February 2025
24th February 2025
25th February 2025
26th February 2025
27th February 2025
28th February 2025
1st March 2025
2nd March 2025
3rd March 2025
4th March 2025
5th March 2025
6th March 2025
7th March 2025
8th March 2025
9th March 2025
10th March 2025
11th March 2025
12th March 2025
13th March 2025
14th March 2025
15th March 2025
16th March 2025
17th March 2025
18th March 2025
19th March 2025
20th March 2025
21st March 2025
22nd March 2025
23rd March 2025
24th March 2025
25th March 2025
26th March 2025
27th March 2025
28th March 2025
29th March 2025
30th March 2025
31st March 2025
1st April 2025
2nd April 2025
3rd April 2025
4th April 2025
5th April 2025
6th April 2025
7th April 2025
8th April 2025
9th April 2025
10th April 2025
11th April 2025
12th April 2025
13th April 2025
14th April 2025
15th April 2025
16th April 2025
17th April 2025
18th April 2025
19th April 2025
20th April 2025
21st April 2025
22nd April 2025
23rd April 2025
24th April 2025
25th April 2025
26th April 2025
27th April 2025
28th April 2025
29th April 2025
30th April 2025
1st May 2025
2nd May 2025
3rd May 2025
4th May 2025
5th May 2025
6th May 2025
7th May 2025
8th May 2025
9th May 2025
10th May 2025
11th May 2025
12th May 2025
13th May 2025
14th May 2025
15th May 2025
16th May 2025
17th May 2025
18th May 2025
19th May 2025
20th May 2025
21st May 2025
22nd May 2025
23rd May 2025
24th May 2025
25th May 2025
26th May 2025
27th May 2025
28th May 2025
29th May 2025
50AQI
50AQI
30th May 2025
63AQI
63AQI
31st May 2025
66AQI
66AQI
1st June 2025
69AQI
69AQI
2nd June 2025
71AQI
71AQI
3rd June 2025
62AQI
62AQI
4th June 2025
62AQI
62AQI
5th June 2025
78AQI
78AQI
6th June 2025
69AQI
69AQI
7th June 2025
68AQI
68AQI
8th June 2025
64AQI
64AQI
9th June 2025
63AQI
63AQI
10th June 2025
61AQI
61AQI
11th June 2025
65AQI
65AQI
12th June 2025
67AQI
67AQI
13th June 2025
59AQI
59AQI
14th June 2025
70AQI
70AQI
15th June 2025
72AQI
72AQI
16th June 2025
73AQI
73AQI
17th June 2025
69AQI
69AQI
18th June 2025
59AQI
59AQI
19th June 2025
61AQI
61AQI
20th June 2025
60AQI
60AQI
21st June 2025
56AQI
56AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
54AQI
54AQI
24th June 2025
57AQI
57AQI
25th June 2025
53AQI
53AQI
26th June 2025
56AQI
56AQI
27th June 2025
58AQI
58AQI
28th June 2025
54AQI
54AQI
29th June 2025
54AQI
54AQI
30th June 2025
52AQI
52AQI
1st July 2025
51AQI
51AQI
2nd July 2025
49AQI
49AQI
3rd July 2025
56AQI
56AQI
4th July 2025
60AQI
60AQI
5th July 2025
61AQI
61AQI
6th July 2025
62AQI
62AQI
7th July 2025
66AQI
66AQI
8th July 2025
66AQI
66AQI
9th July 2025
71AQI
71AQI
10th July 2025
60AQI
60AQI
11th July 2025
59AQI
59AQI
12th July 2025
58AQI
58AQI
13th July 2025
58AQI
58AQI
14th July 2025
66AQI
66AQI
15th July 2025
69AQI
69AQI
16th July 2025
61AQI
61AQI
17th July 2025
60AQI
60AQI
18th July 2025
64AQI
64AQI
19th July 2025
71AQI
71AQI
20th July 2025
61AQI
61AQI
21st July 2025
62AQI
62AQI
22nd July 2025
55AQI
55AQI
23rd July 2025
51AQI
51AQI
24th July 2025
52AQI
52AQI
25th July 2025
58AQI
58AQI
26th July 2025
60AQI
60AQI
27th July 2025
59AQI
59AQI
28th July 2025
66AQI
66AQI
29th July 2025
71AQI
71AQI
30th July 2025
69AQI
69AQI
31st July 2025
61AQI
61AQI
1st August 2025
54AQI
54AQI
2nd August 2025
56AQI
56AQI
3rd August 2025
57AQI
57AQI
4th August 2025
56AQI
56AQI
5th August 2025
56AQI
56AQI
6th August 2025
52AQI
52AQI
7th August 2025
53AQI
53AQI
8th August 2025
58AQI
58AQI
9th August 2025
54AQI
54AQI
10th August 2025
56AQI
56AQI
11th August 2025
55AQI
55AQI
12th August 2025
53AQI
53AQI
13th August 2025
52AQI
52AQI
14th August 2025
55AQI
55AQI
15th August 2025
46AQI
46AQI
16th August 2025
45AQI
45AQI
17th August 2025
42AQI
42AQI
18th August 2025
40AQI
40AQI
19th August 2025
40AQI
40AQI
20th August 2025
44AQI
44AQI
21st August 2025
48AQI
48AQI
22nd August 2025
47AQI
47AQI
23rd August 2025
47AQI
47AQI
24th August 2025
47AQI
47AQI
25th August 2025
41AQI
41AQI
26th August 2025
40AQI
40AQI
27th August 2025
43AQI
43AQI
28th August 2025
47AQI
47AQI
29th August 2025
46AQI
46AQI
30th August 2025
43AQI
43AQI
31st August 2025
43AQI
43AQI
1st September 2025
44AQI
44AQI
2nd September 2025
44AQI
44AQI
3rd September 2025
45AQI
45AQI
4th September 2025
54AQI
54AQI
5th September 2025
45AQI
45AQI
6th September 2025
46AQI
46AQI
7th September 2025
53AQI
53AQI
8th September 2025
58AQI
58AQI
9th September 2025
49AQI
49AQI
10th September 2025
51AQI
51AQI
11th September 2025
48AQI
48AQI
12th September 2025
44AQI
44AQI
13th September 2025
44AQI
44AQI
14th September 2025
46AQI
46AQI
15th September 2025
46AQI
46AQI
16th September 2025
49AQI
49AQI
17th September 2025
51AQI
51AQI
18th September 2025
54AQI
54AQI
19th September 2025
56AQI
56AQI
20th September 2025
63AQI
63AQI
21st September 2025
68AQI
68AQI
22nd September 2025
60AQI
60AQI
23rd September 2025
61AQI
61AQI
24th September 2025
60AQI
60AQI
25th September 2025
49AQI
49AQI
26th September 2025
38AQI
38AQI
27th September 2025
59AQI
59AQI
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
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
60AQI
62AQI
61AQI
49AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202556AQI
1
2
30
1
30
17
14
14
13
33
89
Highest AQI recorded in
June62AQI
Lowest AQI recorded in
August49AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
56AQILeast Polluted Year Recorded
2025(Avg.)
56AQIQuan Trieu's annual 2025 AQI (56) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
