Bac Ninh, Bac Ninh, 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+
July Air Quality Analysis
Bac Ninh, Bac Ninh, Vietnam
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
29th Jul 2023
95AQILowest AQI recorded on
12th Jul 2022
9AQISame Day Analysis (29th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 60 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 29th Jul - 30th Jul 2025
Bac Ninh, Bac Ninh, Vietnam
AQI
Day
Night
.
5 AM29th Jul 2025
6 PM
4 AM30th Jul 2025
Day time
Avg. Highest Time
1PM29th Jul
79AQI
Avg. Lowest Time
6AM29th Jul
53AQI
Night time
Avg. Highest Time
8PM29th Jul
65AQI
Avg. Lowest Time
1AM30th Jul
56AQI
In the last 24 hours,
Bac Ninh's AQI reached its highest point of 79 at 1 PM during the Day, while the lowest point, 53, was recorded at 6 AM during the Day between 29th Jul and 30th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Bac Ninh, Bac Ninh, Vietnam
JunJul
30th - 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 - 29th29th - 30th30th
Day
Night
30th Jun 2025505 AMAQI
30th Jun 2025516 AMAQI
30th Jun 2025397 AMAQI
30th Jun 2025378 AMAQI
30th Jun 2025389 AMAQI
30th Jun 20253910 AMAQI
30th Jun 20254311 AMAQI
30th Jun 20254512 PMAQI
30th Jun 2025411 PMAQI
30th Jun 2025452 PMAQI
30th Jun 2025463 PMAQI
30th Jun 2025544 PMAQI
30th Jun 2025515 PMAQI
30th Jun 2025506 PMAQI
30th Jun 2025497 PMAQI
30th Jun 2025498 PMAQI
30th Jun 2025539 PMAQI
30th Jun 20254910 PMAQI
30th Jun 20254711 PMAQI
1st Jul 20254812 AMAQI
1st Jul 2025521 AMAQI
1st Jul 2025532 AMAQI
1st Jul 2025523 AMAQI
1st Jul 2025454 AMAQI
28°C26/31°C
1st Jul 2025455 AMAQI
1st Jul 2025516 AMAQI
1st Jul 2025327 AMAQI
1st Jul 2025288 AMAQI
1st Jul 2025309 AMAQI
1st Jul 20252910 AMAQI
1st Jul 20253411 AMAQI
1st Jul 20253512 PMAQI
1st Jul 2025411 PMAQI
1st Jul 2025362 PMAQI
1st Jul 2025433 PMAQI
1st Jul 2025384 PMAQI
1st Jul 2025315 PMAQI
1st Jul 2025336 PMAQI
1st Jul 2025357 PMAQI
1st Jul 2025358 PMAQI
1st Jul 2025349 PMAQI
1st Jul 20253410 PMAQI
1st Jul 20253511 PMAQI
2nd Jul 20254012 AMAQI
2nd Jul 2025491 AMAQI
2nd Jul 2025482 AMAQI
2nd Jul 2025473 AMAQI
2nd Jul 2025474 AMAQI
28°C26/32°C
2nd Jul 2025485 AMAQI
2nd Jul 2025476 AMAQI
2nd Jul 2025397 AMAQI
2nd Jul 2025318 AMAQI
2nd Jul 2025349 AMAQI
2nd Jul 20253510 AMAQI
2nd Jul 20254011 AMAQI
2nd Jul 20254112 PMAQI
2nd Jul 2025381 PMAQI
2nd Jul 2025372 PMAQI
2nd Jul 2025353 PMAQI
2nd Jul 2025374 PMAQI
2nd Jul 2025315 PMAQI
2nd Jul 2025326 PMAQI
2nd Jul 2025337 PMAQI
2nd Jul 2025338 PMAQI
2nd Jul 2025339 PMAQI
2nd Jul 20253310 PMAQI
2nd Jul 20253311 PMAQI
3rd Jul 20254512 AMAQI
3rd Jul 2025481 AMAQI
3rd Jul 2025492 AMAQI
3rd Jul 2025493 AMAQI
3rd Jul 2025494 AMAQI
28°C25/32°C
3rd Jul 2025495 AMAQI
3rd Jul 2025496 AMAQI
3rd Jul 2025487 AMAQI
3rd Jul 2025428 AMAQI
3rd Jul 2025429 AMAQI
3rd Jul 20254210 AMAQI
3rd Jul 20254211 AMAQI
3rd Jul 20254212 PMAQI
3rd Jul 2025421 PMAQI
3rd Jul 2025422 PMAQI
3rd Jul 2025423 PMAQI
3rd Jul 2025364 PMAQI
3rd Jul 2025295 PMAQI
3rd Jul 2025376 PMAQI
3rd Jul 2025427 PMAQI
3rd Jul 2025428 PMAQI
3rd Jul 2025479 PMAQI
3rd Jul 20255110 PMAQI
3rd Jul 20255511 PMAQI
4th Jul 20255612 AMAQI
4th Jul 2025551 AMAQI
4th Jul 2025542 AMAQI
4th Jul 2025543 AMAQI
4th Jul 2025544 AMAQI
28°C25/32°C
4th Jul 2025545 AMAQI
4th Jul 2025546 AMAQI
4th Jul 2025687 AMAQI
4th Jul 2025738 AMAQI
4th Jul 2025699 AMAQI
4th Jul 20256910 AMAQI
4th Jul 20256211 AMAQI
4th Jul 20255912 PMAQI
4th Jul 2025571 PMAQI
4th Jul 2025582 PMAQI
4th Jul 2025613 PMAQI
4th Jul 2025514 PMAQI
4th Jul 2025435 PMAQI
4th Jul 2025476 PMAQI
4th Jul 2025537 PMAQI
4th Jul 2025538 PMAQI
4th Jul 2025539 PMAQI
4th Jul 20255310 PMAQI
4th Jul 20255411 PMAQI
5th Jul 20255412 AMAQI
5th Jul 2025571 AMAQI
5th Jul 2025572 AMAQI
5th Jul 2025583 AMAQI
5th Jul 2025584 AMAQI
28°C25/34°C
5th Jul 2025585 AMAQI
5th Jul 2025586 AMAQI
5th Jul 2025497 AMAQI
5th Jul 2025478 AMAQI
5th Jul 2025479 AMAQI
5th Jul 20254810 AMAQI
5th Jul 20255011 AMAQI
5th Jul 20255512 PMAQI
5th Jul 2025571 PMAQI
5th Jul 2025592 PMAQI
5th Jul 2025623 PMAQI
5th Jul 2025634 PMAQI
5th Jul 2025645 PMAQI
5th Jul 2025636 PMAQI
5th Jul 2025597 PMAQI
5th Jul 2025618 PMAQI
5th Jul 2025609 PMAQI
5th Jul 20256010 PMAQI
5th Jul 20255811 PMAQI
6th Jul 20255612 AMAQI
6th Jul 2025561 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025583 AMAQI
6th Jul 2025584 AMAQI
30°C25/35°C
6th Jul 2025585 AMAQI
6th Jul 2025576 AMAQI
6th Jul 2025577 AMAQI
6th Jul 2025598 AMAQI
6th Jul 2025609 AMAQI
6th Jul 20255910 AMAQI
6th Jul 20255711 AMAQI
6th Jul 20255412 PMAQI
6th Jul 2025601 PMAQI
6th Jul 2025572 PMAQI
6th Jul 2025583 PMAQI
6th Jul 2025594 PMAQI
6th Jul 2025595 PMAQI
6th Jul 2025616 PMAQI
6th Jul 2025587 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025579 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025571 AMAQI
7th Jul 2025572 AMAQI
7th Jul 2025573 AMAQI
7th Jul 2025564 AMAQI
30°C26/35°C
7th Jul 2025565 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025578 AMAQI
7th Jul 2025609 AMAQI
7th Jul 20256210 AMAQI
7th Jul 20256111 AMAQI
7th Jul 20255512 PMAQI
7th Jul 2025541 PMAQI
7th Jul 2025532 PMAQI
7th Jul 2025553 PMAQI
7th Jul 2025554 PMAQI
7th Jul 2025545 PMAQI
7th Jul 2025556 PMAQI
7th Jul 2025567 PMAQI
7th Jul 2025568 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255910 PMAQI
7th Jul 20256011 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025571 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025573 AMAQI
8th Jul 2025574 AMAQI
30°C26/34°C
8th Jul 2025575 AMAQI
8th Jul 2025566 AMAQI
8th Jul 2025517 AMAQI
8th Jul 2025488 AMAQI
8th Jul 2025449 AMAQI
8th Jul 20254110 AMAQI
8th Jul 20255011 AMAQI
8th Jul 20254612 PMAQI
8th Jul 2025491 PMAQI
8th Jul 2025502 PMAQI
8th Jul 2025503 PMAQI
8th Jul 2025504 PMAQI
8th Jul 2025545 PMAQI
8th Jul 2025566 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025579 PMAQI
8th Jul 20255810 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20256112 AMAQI
9th Jul 2025571 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025553 AMAQI
9th Jul 2025554 AMAQI
31°C27/35°C
9th Jul 2025555 AMAQI
9th Jul 2025556 AMAQI
9th Jul 2025517 AMAQI
9th Jul 2025518 AMAQI
9th Jul 2025489 AMAQI
9th Jul 20254910 AMAQI
9th Jul 20255111 AMAQI
9th Jul 20255412 PMAQI
9th Jul 2025541 PMAQI
9th Jul 2025542 PMAQI
9th Jul 2025523 PMAQI
9th Jul 2025474 PMAQI
9th Jul 2025495 PMAQI
9th Jul 2025566 PMAQI
9th Jul 2025597 PMAQI
9th Jul 2025648 PMAQI
9th Jul 2025649 PMAQI
9th Jul 20256310 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20255612 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025554 AMAQI
31°C28/36°C
10th Jul 2025555 AMAQI
10th Jul 2025566 AMAQI
10th Jul 2025397 AMAQI
10th Jul 2025368 AMAQI
10th Jul 2025329 AMAQI
10th Jul 20253710 AMAQI
10th Jul 20254211 AMAQI
10th Jul 20254012 PMAQI
10th Jul 2025411 PMAQI
10th Jul 2025402 PMAQI
10th Jul 2025323 PMAQI
10th Jul 2025384 PMAQI
10th Jul 2025385 PMAQI
10th Jul 2025446 PMAQI
10th Jul 2025507 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255412 AMAQI
11th Jul 2025551 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025533 AMAQI
11th Jul 2025534 AMAQI
30°C26/35°C
11th Jul 2025535 AMAQI
11th Jul 2025526 AMAQI
11th Jul 2025427 AMAQI
11th Jul 2025378 AMAQI
11th Jul 2025379 AMAQI
11th Jul 20254310 AMAQI
11th Jul 20254511 AMAQI
11th Jul 20254512 PMAQI
11th Jul 2025421 PMAQI
11th Jul 2025442 PMAQI
11th Jul 2025423 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025385 PMAQI
11th Jul 2025416 PMAQI
11th Jul 2025467 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025509 PMAQI
11th Jul 20255010 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20255012 AMAQI
12th Jul 2025531 AMAQI
12th Jul 2025502 AMAQI
12th Jul 2025503 AMAQI
12th Jul 2025444 AMAQI
29°C26/33°C
12th Jul 2025525 AMAQI
12th Jul 2025506 AMAQI
12th Jul 2025467 AMAQI
12th Jul 2025468 AMAQI
12th Jul 2025479 AMAQI
12th Jul 20254510 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20254512 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025452 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025384 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025467 PMAQI
12th Jul 2025478 PMAQI
12th Jul 2025469 PMAQI
12th Jul 20254610 PMAQI
12th Jul 20254811 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025511 AMAQI
13th Jul 2025512 AMAQI
13th Jul 2025473 AMAQI
13th Jul 2025514 AMAQI
29°C26/34°C
13th Jul 2025525 AMAQI
13th Jul 2025446 AMAQI
13th Jul 2025517 AMAQI
13th Jul 2025498 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20254610 AMAQI
13th Jul 20254711 AMAQI
13th Jul 20254912 PMAQI
13th Jul 2025491 PMAQI
13th Jul 2025472 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025515 PMAQI
13th Jul 2025466 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025538 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20255711 PMAQI
14th Jul 20255712 AMAQI
14th Jul 2025511 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025513 AMAQI
14th Jul 2025514 AMAQI
29°C26/33°C
14th Jul 2025505 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025617 AMAQI
14th Jul 2025848 AMAQI
14th Jul 2025779 AMAQI
14th Jul 20256610 AMAQI
14th Jul 20256411 AMAQI
14th Jul 20257012 PMAQI
14th Jul 2025591 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025653 PMAQI
14th Jul 2025654 PMAQI
14th Jul 2025675 PMAQI
14th Jul 2025696 PMAQI
14th Jul 2025607 PMAQI
14th Jul 2025588 PMAQI
14th Jul 2025559 PMAQI
14th Jul 20255510 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025582 AMAQI
15th Jul 2025583 AMAQI
15th Jul 2025604 AMAQI
30°C27/35°C
15th Jul 2025595 AMAQI
15th Jul 2025596 AMAQI
15th Jul 2025577 AMAQI
15th Jul 2025598 AMAQI
15th Jul 2025619 AMAQI
15th Jul 20255910 AMAQI
15th Jul 20256011 AMAQI
15th Jul 20255812 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025582 PMAQI
15th Jul 2025613 PMAQI
15th Jul 2025604 PMAQI
15th Jul 2025625 PMAQI
15th Jul 2025616 PMAQI
15th Jul 2025607 PMAQI
15th Jul 2025598 PMAQI
15th Jul 2025579 PMAQI
15th Jul 20255710 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025571 AMAQI
16th Jul 2025572 AMAQI
16th Jul 2025593 AMAQI
16th Jul 2025584 AMAQI
30°C27/33°C
16th Jul 2025585 AMAQI
16th Jul 2025586 AMAQI
16th Jul 2025487 AMAQI
16th Jul 2025438 AMAQI
16th Jul 2025439 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025373 PMAQI
16th Jul 2025334 PMAQI
16th Jul 2025395 PMAQI
16th Jul 2025446 PMAQI
16th Jul 2025527 PMAQI
16th Jul 2025498 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20255311 PMAQI
17th Jul 20255112 AMAQI
17th Jul 2025581 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025563 AMAQI
17th Jul 2025564 AMAQI
30°C27/34°C
17th Jul 2025565 AMAQI
17th Jul 2025566 AMAQI
17th Jul 2025457 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025469 AMAQI
17th Jul 20254710 AMAQI
17th Jul 20254411 AMAQI
17th Jul 20254412 PMAQI
17th Jul 2025491 PMAQI
17th Jul 2025432 PMAQI
17th Jul 2025433 PMAQI
17th Jul 2025434 PMAQI
17th Jul 2025415 PMAQI
17th Jul 2025456 PMAQI
17th Jul 2025517 PMAQI
17th Jul 2025558 PMAQI
17th Jul 2025559 PMAQI
17th Jul 20255610 PMAQI
17th Jul 20255411 PMAQI
18th Jul 20255012 AMAQI
18th Jul 2025551 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025543 AMAQI
18th Jul 2025544 AMAQI
31°C26/36°C
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025497 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025529 AMAQI
18th Jul 20255010 AMAQI
18th Jul 20255411 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025551 PMAQI
18th Jul 2025562 PMAQI
18th Jul 2025563 PMAQI
18th Jul 2025564 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025556 PMAQI
18th Jul 2025577 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025609 PMAQI
18th Jul 20256510 PMAQI
18th Jul 20256511 PMAQI
19th Jul 20256212 AMAQI
19th Jul 2025531 AMAQI
19th Jul 2025542 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025554 AMAQI
32°C27/36°C
19th Jul 2025545 AMAQI
19th Jul 2025556 AMAQI
19th Jul 2025617 AMAQI
19th Jul 2025668 AMAQI
19th Jul 2025759 AMAQI
19th Jul 20257910 AMAQI
19th Jul 20258711 AMAQI
19th Jul 20258212 PMAQI
19th Jul 2025821 PMAQI
19th Jul 2025732 PMAQI
19th Jul 2025693 PMAQI
19th Jul 2025634 PMAQI
19th Jul 2025605 PMAQI
19th Jul 2025626 PMAQI
19th Jul 2025627 PMAQI
19th Jul 2025638 PMAQI
19th Jul 2025609 PMAQI
19th Jul 20255710 PMAQI
19th Jul 20255611 PMAQI
20th Jul 20255812 AMAQI
20th Jul 2025571 AMAQI
20th Jul 2025582 AMAQI
20th Jul 2025603 AMAQI
20th Jul 2025594 AMAQI
30°C25/37°C
20th Jul 2025605 AMAQI
20th Jul 2025606 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025498 AMAQI
20th Jul 2025479 AMAQI
20th Jul 20254610 AMAQI
20th Jul 20254811 AMAQI
20th Jul 20254812 PMAQI
20th Jul 2025461 PMAQI
20th Jul 2025472 PMAQI
20th Jul 2025473 PMAQI
20th Jul 2025484 PMAQI
20th Jul 2025505 PMAQI
20th Jul 2025496 PMAQI
20th Jul 2025527 PMAQI
20th Jul 2025518 PMAQI
20th Jul 2025499 PMAQI
20th Jul 20254910 PMAQI
20th Jul 20254911 PMAQI
21st Jul 20255312 AMAQI
21st Jul 2025581 AMAQI
21st Jul 2025572 AMAQI
21st Jul 2025563 AMAQI
21st Jul 2025564 AMAQI
27°C24/29°C
21st Jul 2025565 AMAQI
21st Jul 2025576 AMAQI
21st Jul 2025567 AMAQI
21st Jul 2025538 AMAQI
21st Jul 2025519 AMAQI
21st Jul 20254910 AMAQI
21st Jul 20255011 AMAQI
21st Jul 20254612 PMAQI
21st Jul 2025451 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025423 PMAQI
21st Jul 2025414 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025446 PMAQI
21st Jul 2025487 PMAQI
21st Jul 2025488 PMAQI
21st Jul 2025479 PMAQI
21st Jul 20254910 PMAQI
21st Jul 20254711 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025561 AMAQI
22nd Jul 2025562 AMAQI
22nd Jul 2025553 AMAQI
22nd Jul 2025554 AMAQI
26°C25/27°C
22nd Jul 2025555 AMAQI
22nd Jul 2025556 AMAQI
22nd Jul 2025337 AMAQI
22nd Jul 2025228 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252911 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025311 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025306 PMAQI
22nd Jul 2025407 PMAQI
22nd Jul 2025368 PMAQI
22nd Jul 2025459 PMAQI
22nd Jul 20254210 PMAQI
22nd Jul 20254411 PMAQI
23rd Jul 20254412 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025504 AMAQI
27°C26/28°C
23rd Jul 2025505 AMAQI
23rd Jul 2025506 AMAQI
23rd Jul 2025497 AMAQI
23rd Jul 2025538 AMAQI
23rd Jul 2025439 AMAQI
23rd Jul 20254210 AMAQI
23rd Jul 20253511 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025291 PMAQI
23rd Jul 2025272 PMAQI
23rd Jul 2025243 PMAQI
23rd Jul 2025254 PMAQI
23rd Jul 2025255 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025438 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20254312 AMAQI
24th Jul 2025511 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025493 AMAQI
24th Jul 2025494 AMAQI
28°C25/32°C
24th Jul 2025495 AMAQI
24th Jul 2025496 AMAQI
24th Jul 2025437 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025359 AMAQI
24th Jul 20253110 AMAQI
24th Jul 20252911 AMAQI
24th Jul 20252512 PMAQI
24th Jul 2025261 PMAQI
24th Jul 2025262 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025264 PMAQI
24th Jul 2025275 PMAQI
24th Jul 2025326 PMAQI
24th Jul 2025387 PMAQI
24th Jul 2025418 PMAQI
24th Jul 2025449 PMAQI
24th Jul 20253810 PMAQI
24th Jul 20254111 PMAQI
25th Jul 20254412 AMAQI
25th Jul 2025491 AMAQI
25th Jul 2025472 AMAQI
25th Jul 2025453 AMAQI
25th Jul 2025454 AMAQI
28°C25/32°C
25th Jul 2025465 AMAQI
25th Jul 2025466 AMAQI
25th Jul 2025477 AMAQI
25th Jul 2025518 AMAQI
25th Jul 2025599 AMAQI
25th Jul 20255710 AMAQI
25th Jul 20255311 AMAQI
25th Jul 20255012 PMAQI
25th Jul 2025451 PMAQI
25th Jul 2025372 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025404 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025406 PMAQI
25th Jul 2025427 PMAQI
25th Jul 2025418 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20254210 PMAQI
25th Jul 20254411 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025481 AMAQI
26th Jul 2025482 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025484 AMAQI
28°C25/34°C
26th Jul 2025485 AMAQI
26th Jul 2025486 AMAQI
26th Jul 2025457 AMAQI
26th Jul 2025498 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255410 AMAQI
26th Jul 20255311 AMAQI
26th Jul 20255212 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025512 PMAQI
26th Jul 2025463 PMAQI
26th Jul 2025454 PMAQI
26th Jul 2025425 PMAQI
26th Jul 2025466 PMAQI
26th Jul 2025457 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025449 PMAQI
26th Jul 20254710 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025491 AMAQI
27th Jul 2025492 AMAQI
27th Jul 2025503 AMAQI
27th Jul 2025494 AMAQI
29°C25/35°C
27th Jul 2025495 AMAQI
27th Jul 2025496 AMAQI
27th Jul 2025487 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025539 AMAQI
27th Jul 20255110 AMAQI
27th Jul 20254611 AMAQI
27th Jul 20254812 PMAQI
27th Jul 2025461 PMAQI
27th Jul 2025432 PMAQI
27th Jul 2025423 PMAQI
27th Jul 2025414 PMAQI
27th Jul 2025425 PMAQI
27th Jul 2025486 PMAQI
27th Jul 2025517 PMAQI
27th Jul 2025488 PMAQI
27th Jul 2025479 PMAQI
27th Jul 20254410 PMAQI
27th Jul 20254311 PMAQI
28th Jul 20254712 AMAQI
28th Jul 2025491 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025493 AMAQI
28th Jul 2025504 AMAQI
30°C26/36°C
28th Jul 2025495 AMAQI
28th Jul 2025496 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025578 AMAQI
28th Jul 2025609 AMAQI
28th Jul 20255810 AMAQI
28th Jul 20255511 AMAQI
28th Jul 20254912 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025603 PMAQI
28th Jul 2025594 PMAQI
28th Jul 2025555 PMAQI
28th Jul 2025546 PMAQI
28th Jul 2025537 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20256210 PMAQI
28th Jul 20256211 PMAQI
29th Jul 20255712 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025533 AMAQI
29th Jul 2025534 AMAQI
31°C27/35°C
29th Jul 2025535 AMAQI
29th Jul 2025536 AMAQI
29th Jul 2025627 AMAQI
29th Jul 2025698 AMAQI
29th Jul 2025709 AMAQI
29th Jul 20257110 AMAQI
29th Jul 20257411 AMAQI
29th Jul 20257712 PMAQI
29th Jul 2025791 PMAQI
29th Jul 2025762 PMAQI
29th Jul 2025653 PMAQI
29th Jul 2025634 PMAQI
29th Jul 2025635 PMAQI
29th Jul 2025616 PMAQI
29th Jul 2025647 PMAQI
29th Jul 2025658 PMAQI
29th Jul 2025659 PMAQI
29th Jul 20256510 PMAQI
29th Jul 20256511 PMAQI
30th Jul 20255912 AMAQI
30th Jul 2025561 AMAQI
30th Jul 2025572 AMAQI
30th Jul 2025593 AMAQI
30th Jul 2025594 AMAQI
31°C27/36°C
30th Jul 2025595 AMAQI
5 AM30th Jul 2025586 AMAQI
30th Jul 2025597 AMAQI
30th Jul 2025658 AMAQI
30th Jul 2025629 AMAQI
30th Jul 20256010 AMAQI
30th Jul 20255711 AMAQI
11 AM30th Jul 20255712 PMAQI
30th Jul 2025611 PMAQI
30th Jul 2025662 PMAQI
30th Jul 2025653 PMAQI
30th Jul 2025664 PMAQI
30th Jul 2025635 PMAQI
30th Jul 2025626 PMAQI
6 PM30th Jul 2025617 PMAQI
30th Jul 2025658 PMAQI
30th Jul 2025649 PMAQI
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 AM
53AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 AM - 6 PM
49AQI
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. 53), while the lowest AQI was between 7 AM to 6 PM (Avg. 49).
Night time
Avg. Highest Time
12 AM - 11 PM
52AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
52AQI
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. 52), while the lowest AQI was between 12 AM to 11 PM (Avg. 52).
2025 Days Vs Air Quality
Bac Ninh, Bac Ninh, Vietnam
2025
28%
59
52%
109
16%
34
4%
8
Total number of days with different AQI categories in last 211 days in 2025 (154 days remaining)
Good
59 DaysModerate
109 DaysPoor
34 DaysUnhealthy
8 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 28%
Health Risk Level:
Very high
In 2025, 28% of 211 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
Bac Ninh, Bac Ninh, 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
141AQI
141AQI
2nd January 2025
157AQI
157AQI
3rd January 2025
135AQI
135AQI
4th January 2025
138AQI
138AQI
5th January 2025
143AQI
143AQI
6th January 2025
150AQI
150AQI
7th January 2025
150AQI
150AQI
8th January 2025
136AQI
136AQI
9th January 2025
145AQI
145AQI
10th January 2025
94AQI
94AQI
11th January 2025
105AQI
105AQI
12th January 2025
111AQI
111AQI
13th January 2025
138AQI
138AQI
14th January 2025
143AQI
143AQI
15th January 2025
145AQI
145AQI
16th January 2025
140AQI
140AQI
17th January 2025
151AQI
151AQI
18th January 2025
158AQI
158AQI
19th January 2025
160AQI
160AQI
20th January 2025
175AQI
175AQI
21st January 2025
155AQI
155AQI
22nd January 2025
158AQI
158AQI
23rd January 2025
127AQI
127AQI
24th January 2025
126AQI
126AQI
25th January 2025
97AQI
97AQI
26th January 2025
67AQI
67AQI
27th January 2025
86AQI
86AQI
28th January 2025
84AQI
84AQI
29th January 2025
120AQI
120AQI
30th January 2025
100AQI
100AQI
31st January 2025
91AQI
91AQI
1st February 2025
80AQI
80AQI
2nd February 2025
69AQI
69AQI
3rd February 2025
54AQI
54AQI
4th February 2025
69AQI
69AQI
5th February 2025
99AQI
99AQI
6th February 2025
90AQI
90AQI
7th February 2025
51AQI
51AQI
8th February 2025
64AQI
64AQI
9th February 2025
83AQI
83AQI
10th February 2025
132AQI
132AQI
11th February 2025
140AQI
140AQI
12th February 2025
156AQI
156AQI
13th February 2025
133AQI
133AQI
14th February 2025
135AQI
135AQI
15th February 2025
139AQI
139AQI
16th February 2025
77AQI
77AQI
17th February 2025
102AQI
102AQI
18th February 2025
67AQI
67AQI
19th February 2025
84AQI
84AQI
20th February 2025
110AQI
110AQI
21st February 2025
98AQI
98AQI
22nd February 2025
113AQI
113AQI
23rd February 2025
63AQI
63AQI
24th February 2025
72AQI
72AQI
25th February 2025
89AQI
89AQI
26th February 2025
75AQI
75AQI
27th February 2025
130AQI
130AQI
28th February 2025
91AQI
91AQI
1st March 2025
97AQI
97AQI
2nd March 2025
78AQI
78AQI
3rd March 2025
81AQI
81AQI
4th March 2025
78AQI
78AQI
5th March 2025
85AQI
85AQI
6th March 2025
60AQI
60AQI
7th March 2025
68AQI
68AQI
8th March 2025
86AQI
86AQI
9th March 2025
119AQI
119AQI
10th March 2025
130AQI
130AQI
11th March 2025
106AQI
106AQI
12th March 2025
88AQI
88AQI
13th March 2025
76AQI
76AQI
14th March 2025
78AQI
78AQI
15th March 2025
73AQI
73AQI
16th March 2025
57AQI
57AQI
17th March 2025
80AQI
80AQI
18th March 2025
73AQI
73AQI
19th March 2025
74AQI
74AQI
20th March 2025
90AQI
90AQI
21st March 2025
112AQI
112AQI
22nd March 2025
109AQI
109AQI
23rd March 2025
104AQI
104AQI
24th March 2025
114AQI
114AQI
25th March 2025
99AQI
99AQI
26th March 2025
79AQI
79AQI
27th March 2025
86AQI
86AQI
28th March 2025
90AQI
90AQI
29th March 2025
68AQI
68AQI
30th March 2025
49AQI
49AQI
31st March 2025
55AQI
55AQI
1st April 2025
73AQI
73AQI
2nd April 2025
95AQI
95AQI
3rd April 2025
86AQI
86AQI
4th April 2025
129AQI
129AQI
5th April 2025
90AQI
90AQI
6th April 2025
100AQI
100AQI
7th April 2025
94AQI
94AQI
8th April 2025
97AQI
97AQI
9th April 2025
87AQI
87AQI
10th April 2025
86AQI
86AQI
11th April 2025
85AQI
85AQI
12th April 2025
88AQI
88AQI
13th April 2025
84AQI
84AQI
14th April 2025
89AQI
89AQI
15th April 2025
96AQI
96AQI
16th April 2025
94AQI
94AQI
17th April 2025
91AQI
91AQI
18th April 2025
94AQI
94AQI
19th April 2025
85AQI
85AQI
20th April 2025
70AQI
70AQI
21st April 2025
62AQI
62AQI
22nd April 2025
66AQI
66AQI
23rd April 2025
60AQI
60AQI
24th April 2025
60AQI
60AQI
25th April 2025
51AQI
51AQI
26th April 2025
56AQI
56AQI
27th April 2025
43AQI
43AQI
28th April 2025
44AQI
44AQI
29th April 2025
62AQI
62AQI
30th April 2025
56AQI
56AQI
1st May 2025
51AQI
51AQI
2nd May 2025
64AQI
64AQI
3rd May 2025
59AQI
59AQI
4th May 2025
68AQI
68AQI
5th May 2025
65AQI
65AQI
6th May 2025
60AQI
60AQI
7th May 2025
58AQI
58AQI
8th May 2025
59AQI
59AQI
9th May 2025
62AQI
62AQI
10th May 2025
61AQI
61AQI
11th May 2025
43AQI
43AQI
12th May 2025
60AQI
60AQI
13th May 2025
57AQI
57AQI
14th May 2025
53AQI
53AQI
15th May 2025
48AQI
48AQI
16th May 2025
50AQI
50AQI
17th May 2025
46AQI
46AQI
18th May 2025
47AQI
47AQI
19th May 2025
46AQI
46AQI
20th May 2025
46AQI
46AQI
21st May 2025
47AQI
47AQI
22nd May 2025
47AQI
47AQI
23rd May 2025
41AQI
41AQI
24th May 2025
43AQI
43AQI
25th May 2025
44AQI
44AQI
26th May 2025
52AQI
52AQI
27th May 2025
60AQI
60AQI
28th May 2025
61AQI
61AQI
29th May 2025
48AQI
48AQI
30th May 2025
49AQI
49AQI
31st May 2025
48AQI
48AQI
1st June 2025
47AQI
47AQI
2nd June 2025
46AQI
46AQI
3rd June 2025
45AQI
45AQI
4th June 2025
47AQI
47AQI
5th June 2025
55AQI
55AQI
6th June 2025
45AQI
45AQI
7th June 2025
45AQI
45AQI
8th June 2025
41AQI
41AQI
9th June 2025
49AQI
49AQI
10th June 2025
47AQI
47AQI
11th June 2025
50AQI
50AQI
12th June 2025
46AQI
46AQI
13th June 2025
42AQI
42AQI
14th June 2025
49AQI
49AQI
15th June 2025
50AQI
50AQI
16th June 2025
54AQI
54AQI
17th June 2025
53AQI
53AQI
18th June 2025
50AQI
50AQI
19th June 2025
56AQI
56AQI
20th June 2025
57AQI
57AQI
21st June 2025
49AQI
49AQI
22nd June 2025
45AQI
45AQI
23rd June 2025
48AQI
48AQI
24th June 2025
50AQI
50AQI
25th June 2025
49AQI
49AQI
26th June 2025
49AQI
49AQI
27th June 2025
47AQI
47AQI
28th June 2025
46AQI
46AQI
29th June 2025
45AQI
45AQI
30th June 2025
48AQI
48AQI
1st July 2025
39AQI
39AQI
2nd July 2025
38AQI
38AQI
3rd July 2025
44AQI
44AQI
4th July 2025
56AQI
56AQI
5th July 2025
57AQI
57AQI
6th July 2025
58AQI
58AQI
7th July 2025
57AQI
57AQI
8th July 2025
54AQI
54AQI
9th July 2025
56AQI
56AQI
10th July 2025
47AQI
47AQI
11th July 2025
47AQI
47AQI
12th July 2025
46AQI
46AQI
13th July 2025
50AQI
50AQI
14th July 2025
60AQI
60AQI
15th July 2025
58AQI
58AQI
16th July 2025
50AQI
50AQI
17th July 2025
50AQI
50AQI
18th July 2025
55AQI
55AQI
19th July 2025
63AQI
63AQI
20th July 2025
52AQI
52AQI
21st July 2025
50AQI
50AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
41AQI
41AQI
24th July 2025
39AQI
39AQI
25th July 2025
45AQI
45AQI
26th July 2025
47AQI
47AQI
27th July 2025
47AQI
47AQI
28th July 2025
54AQI
54AQI
29th July 2025
60AQI
60AQI
130AQI
95AQI
85AQI
79AQI
53AQI
48AQI
50AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202577AQI
7
17
7
18
9
1
1
23
7
2
27
1
15
16
25
5
16
13
59
109
34
8
Highest AQI recorded in
January130AQI
Lowest AQI recorded in
June48AQI
202469AQI
5
21
2
6
16
1
3
4
25
2
2
28
15
16
4
26
15
16
30
1
6
14
7
2
5
17
9
1
29
16
13
2
93
225
34
7
Highest AQI recorded in
December107AQI
Lowest AQI recorded in
August40AQI
202374AQI
9
18
3
4
15
1
7
20
3
9
21
6
16
7
14
16
3
26
4
20
7
6
23
1
26
4
3
11
14
1
1
22
7
1
67
234
46
2
Highest AQI recorded in
November104AQI
Lowest AQI recorded in
June57AQI
202250AQI
16
14
1
18
4
25
6
18
8
3
27
2
29
1
25
5
1
13
14
9
21
1
7
20
3
7
7
17
199
98
25
Highest AQI recorded in
December91AQI
Lowest AQI recorded in
August16AQI
202154AQI
3
14
8
6
3
25
4
24
2
13
16
17
11
13
15
1
1
25
6
27
3
26
4
23
8
18
12
12
18
184
156
11
7
Highest AQI recorded in
January104AQI
Lowest AQI recorded in
August34AQI
202041AQI
4
1
30
1
31
28
1
24
3
6
23
1
6
11
12
129
40
13
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
September19AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
77AQILeast Polluted Year Recorded
2020(Avg.)
41AQIBac Ninh's annual 2025 AQI (77) shows an average percentage change of 40.6% (worsened AQI) compared to previous years: 2020 (41), 2021 (54), 2022 (50), 2023 (74), 2024 (69).
