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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

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

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
29th Jul 2023
95AQI
Lowest AQI recorded on
12th Jul 2022
9AQI

Same Day Analysis (17th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 38 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 17th Jul - 18th Jul 2026

Bac Ninh, Bac Ninh, Vietnam

AQI
Day
Night
.

5 AM17th Jul 2026

6 PM

4 AM18th Jul 2026

Day time
Avg. Highest Time
5AM17th Jul

50AQI

Avg. Lowest Time
6PM17th Jul

27AQI

Night time
Avg. Highest Time
4AM18th Jul

52AQI

Avg. Lowest Time
7PM17th Jul

26AQI

In the last 24 hours,

Bac Ninh's AQI reached its highest point of 52 at 4 AM during the Night, while the lowest point, 26, was recorded at 7 PM during the Night between 17th Jul and 18th Jul 2026.

Day & Night AQI Trend : Jun - Jul 2026

Bac Ninh, Bac Ninh, Vietnam

JunJul
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
19th Jun 2026945 AMAQI
19th Jun 2026646 AMAQI
19th Jun 2026587 AMAQI
19th Jun 2026508 AMAQI
19th Jun 2026499 AMAQI
19th Jun 20265410 AMAQI
19th Jun 20263711 AMAQI
19th Jun 20264112 PMAQI
19th Jun 2026531 PMAQI
19th Jun 2026652 PMAQI
19th Jun 2026803 PMAQI
19th Jun 2026714 PMAQI
19th Jun 2026655 PMAQI
19th Jun 2026646 PMAQI
19th Jun 2026627 PMAQI
19th Jun 2026498 PMAQI
19th Jun 2026569 PMAQI
19th Jun 20266210 PMAQI
19th Jun 20266811 PMAQI
20th Jun 20266812 AMAQI
20th Jun 2026691 AMAQI
20th Jun 2026672 AMAQI
20th Jun 2026583 AMAQI
20th Jun 2026534 AMAQI

30°C28/32°C

20th Jun 2026495 AMAQI
20th Jun 2026476 AMAQI
20th Jun 2026447 AMAQI
20th Jun 2026428 AMAQI
20th Jun 2026369 AMAQI
20th Jun 20263910 AMAQI
20th Jun 20264011 AMAQI
20th Jun 20263412 PMAQI
20th Jun 2026301 PMAQI
20th Jun 2026332 PMAQI
20th Jun 2026333 PMAQI
20th Jun 2026304 PMAQI
20th Jun 2026285 PMAQI
20th Jun 2026296 PMAQI
20th Jun 2026297 PMAQI
20th Jun 2026558 PMAQI
20th Jun 2026449 PMAQI
20th Jun 20263210 PMAQI
20th Jun 20263011 PMAQI
21st Jun 20262912 AMAQI
21st Jun 2026301 AMAQI
21st Jun 2026412 AMAQI
21st Jun 2026743 AMAQI
21st Jun 2026754 AMAQI

31°C27/36°C

21st Jun 2026755 AMAQI
21st Jun 2026726 AMAQI
21st Jun 2026737 AMAQI
21st Jun 2026738 AMAQI
21st Jun 2026799 AMAQI
21st Jun 20268010 AMAQI
21st Jun 20267511 AMAQI
21st Jun 20266912 PMAQI
21st Jun 2026581 PMAQI
21st Jun 2026542 PMAQI
21st Jun 2026503 PMAQI
21st Jun 2026424 PMAQI
21st Jun 2026305 PMAQI
21st Jun 2026236 PMAQI
21st Jun 2026277 PMAQI
21st Jun 2026378 PMAQI
21st Jun 2026389 PMAQI
21st Jun 20263710 PMAQI
21st Jun 20263111 PMAQI
22nd Jun 20262312 AMAQI
22nd Jun 2026351 AMAQI
22nd Jun 2026462 AMAQI
22nd Jun 2026473 AMAQI
22nd Jun 2026474 AMAQI

31°C27/37°C

22nd Jun 2026485 AMAQI
22nd Jun 2026486 AMAQI
22nd Jun 2026497 AMAQI
22nd Jun 2026568 AMAQI
22nd Jun 2026589 AMAQI
22nd Jun 20264510 AMAQI
22nd Jun 20265611 AMAQI
22nd Jun 20265412 PMAQI
22nd Jun 2026541 PMAQI
22nd Jun 2026532 PMAQI
22nd Jun 2026493 PMAQI
22nd Jun 2026464 PMAQI
22nd Jun 2026395 PMAQI
22nd Jun 2026446 PMAQI
22nd Jun 2026567 PMAQI
22nd Jun 2026598 PMAQI
22nd Jun 2026589 PMAQI
22nd Jun 20265710 PMAQI
22nd Jun 20266211 PMAQI
23rd Jun 20265712 AMAQI
23rd Jun 2026521 AMAQI
23rd Jun 2026582 AMAQI
23rd Jun 2026623 AMAQI
23rd Jun 2026624 AMAQI

33°C29/39°C

23rd Jun 2026575 AMAQI
23rd Jun 2026556 AMAQI
23rd Jun 2026547 AMAQI
23rd Jun 2026558 AMAQI
23rd Jun 2026569 AMAQI
23rd Jun 20265610 AMAQI
23rd Jun 20265411 AMAQI
23rd Jun 20265312 PMAQI
23rd Jun 2026611 PMAQI
23rd Jun 2026582 PMAQI
23rd Jun 2026583 PMAQI
23rd Jun 2026734 PMAQI
23rd Jun 2026635 PMAQI
23rd Jun 2026416 PMAQI
23rd Jun 2026457 PMAQI
23rd Jun 2026308 PMAQI
23rd Jun 2026309 PMAQI
23rd Jun 20263510 PMAQI
23rd Jun 20264311 PMAQI
24th Jun 20264812 AMAQI
24th Jun 2026591 AMAQI
24th Jun 2026582 AMAQI
24th Jun 2026553 AMAQI
24th Jun 2026544 AMAQI

32°C29/38°C

24th Jun 2026515 AMAQI
24th Jun 2026496 AMAQI
24th Jun 2026477 AMAQI
24th Jun 2026478 AMAQI
24th Jun 2026469 AMAQI
24th Jun 20264310 AMAQI
24th Jun 20264311 AMAQI
24th Jun 20264712 PMAQI
24th Jun 2026581 PMAQI
24th Jun 2026532 PMAQI
24th Jun 2026623 PMAQI
24th Jun 2026754 PMAQI
24th Jun 2026565 PMAQI
24th Jun 2026586 PMAQI
24th Jun 2026597 PMAQI
24th Jun 2026608 PMAQI
24th Jun 2026599 PMAQI
24th Jun 20266210 PMAQI
24th Jun 20266811 PMAQI
25th Jun 20265612 AMAQI
25th Jun 2026521 AMAQI
25th Jun 2026492 AMAQI
25th Jun 2026523 AMAQI
25th Jun 2026514 AMAQI

34°C29/39°C

25th Jun 2026505 AMAQI
25th Jun 2026436 AMAQI
25th Jun 2026427 AMAQI
25th Jun 2026368 AMAQI
25th Jun 2026399 AMAQI
25th Jun 20264910 AMAQI
25th Jun 20266011 AMAQI
25th Jun 20266112 PMAQI
25th Jun 2026611 PMAQI
25th Jun 2026542 PMAQI
25th Jun 2026463 PMAQI
25th Jun 2026594 PMAQI
25th Jun 2026705 PMAQI
25th Jun 2026716 PMAQI
25th Jun 2026657 PMAQI
25th Jun 2026708 PMAQI
25th Jun 2026709 PMAQI
25th Jun 20267610 PMAQI
25th Jun 20267311 PMAQI
26th Jun 20266512 AMAQI
26th Jun 2026661 AMAQI
26th Jun 2026552 AMAQI
26th Jun 2026353 AMAQI
26th Jun 2026284 AMAQI

32°C29/37°C

26th Jun 2026295 AMAQI
26th Jun 2026206 AMAQI
26th Jun 2026267 AMAQI
26th Jun 2026208 AMAQI
26th Jun 2026179 AMAQI
26th Jun 20261210 AMAQI
26th Jun 20261711 AMAQI
26th Jun 20262212 PMAQI
26th Jun 2026211 PMAQI
26th Jun 2026412 PMAQI
26th Jun 2026343 PMAQI
26th Jun 2026354 PMAQI
26th Jun 2026255 PMAQI
26th Jun 2026356 PMAQI
26th Jun 2026427 PMAQI
26th Jun 2026368 PMAQI
26th Jun 2026429 PMAQI
26th Jun 20265810 PMAQI
26th Jun 20267111 PMAQI
27th Jun 20266912 AMAQI
27th Jun 2026801 AMAQI
27th Jun 2026742 AMAQI
27th Jun 2026713 AMAQI
27th Jun 2026664 AMAQI

28°C26/32°C

27th Jun 2026705 AMAQI
27th Jun 2026786 AMAQI
27th Jun 2026837 AMAQI
27th Jun 2026918 AMAQI
27th Jun 20261019 AMAQI
27th Jun 20269710 AMAQI
27th Jun 20268011 AMAQI
27th Jun 20268412 PMAQI
27th Jun 2026871 PMAQI
27th Jun 2026962 PMAQI
27th Jun 20261073 PMAQI
27th Jun 20261004 PMAQI
27th Jun 2026915 PMAQI
27th Jun 2026886 PMAQI
27th Jun 2026887 PMAQI
27th Jun 2026988 PMAQI
27th Jun 20261079 PMAQI
27th Jun 20266710 PMAQI
27th Jun 20263111 PMAQI
28th Jun 20262612 AMAQI
28th Jun 2026531 AMAQI
28th Jun 2026552 AMAQI
28th Jun 2026533 AMAQI
28th Jun 2026544 AMAQI

30°C26/35°C

28th Jun 2026705 AMAQI
28th Jun 2026836 AMAQI
28th Jun 2026817 AMAQI
28th Jun 2026898 AMAQI
28th Jun 2026869 AMAQI
28th Jun 20269610 AMAQI
28th Jun 20269211 AMAQI
28th Jun 202610212 PMAQI
28th Jun 2026971 PMAQI
28th Jun 2026812 PMAQI
28th Jun 2026833 PMAQI
28th Jun 2026884 PMAQI
28th Jun 2026725 PMAQI
28th Jun 2026686 PMAQI
28th Jun 2026687 PMAQI
28th Jun 2026738 PMAQI
28th Jun 2026779 PMAQI
28th Jun 20266510 PMAQI
28th Jun 20265211 PMAQI
29th Jun 20263412 AMAQI
29th Jun 2026351 AMAQI
29th Jun 2026422 AMAQI
29th Jun 2026643 AMAQI
29th Jun 2026654 AMAQI

30°C27/36°C

29th Jun 2026685 AMAQI
29th Jun 2026666 AMAQI
29th Jun 2026707 AMAQI
29th Jun 2026618 AMAQI
29th Jun 2026809 AMAQI
29th Jun 20269410 AMAQI
29th Jun 20268411 AMAQI
29th Jun 20268012 PMAQI
29th Jun 2026871 PMAQI
29th Jun 2026852 PMAQI
29th Jun 2026853 PMAQI
29th Jun 2026734 PMAQI
29th Jun 2026715 PMAQI
29th Jun 2026646 PMAQI
29th Jun 2026717 PMAQI
29th Jun 2026708 PMAQI
29th Jun 2026679 PMAQI
29th Jun 20265810 PMAQI
29th Jun 20265511 PMAQI
30th Jun 20265112 AMAQI
30th Jun 2026541 AMAQI
30th Jun 2026452 AMAQI
30th Jun 2026293 AMAQI
30th Jun 2026174 AMAQI

30°C26/35°C

30th Jun 2026165 AMAQI
30th Jun 2026196 AMAQI
30th Jun 2026207 AMAQI
30th Jun 2026248 AMAQI
30th Jun 2026299 AMAQI
30th Jun 20262810 AMAQI
30th Jun 20263411 AMAQI
30th Jun 20263812 PMAQI
30th Jun 2026431 PMAQI
30th Jun 2026322 PMAQI
30th Jun 2026423 PMAQI
30th Jun 2026494 PMAQI
30th Jun 2026485 PMAQI
30th Jun 2026376 PMAQI
30th Jun 2026467 PMAQI
30th Jun 2026648 PMAQI
30th Jun 2026609 PMAQI
30th Jun 20265510 PMAQI
30th Jun 20265211 PMAQI
1st Jul 20264712 AMAQI
1st Jul 2026451 AMAQI
1st Jul 2026432 AMAQI
1st Jul 2026523 AMAQI
1st Jul 2026654 AMAQI

29°C27/33°C

1st Jul 2026635 AMAQI
1st Jul 2026676 AMAQI
1st Jul 2026497 AMAQI
1st Jul 2026458 AMAQI
1st Jul 2026379 AMAQI
1st Jul 20265110 AMAQI
1st Jul 20264411 AMAQI
1st Jul 20264912 PMAQI
1st Jul 2026461 PMAQI
1st Jul 2026332 PMAQI
1st Jul 2026333 PMAQI
1st Jul 2026354 PMAQI
1st Jul 2026725 PMAQI
1st Jul 2026726 PMAQI
1st Jul 2026777 PMAQI
1st Jul 2026708 PMAQI
1st Jul 2026839 PMAQI
1st Jul 20268410 PMAQI
1st Jul 20268311 PMAQI
2nd Jul 20268512 AMAQI
2nd Jul 2026841 AMAQI
2nd Jul 2026872 AMAQI
2nd Jul 2026853 AMAQI
2nd Jul 2026854 AMAQI

30°C27/34°C

2nd Jul 2026815 AMAQI
2nd Jul 2026786 AMAQI
2nd Jul 2026767 AMAQI
2nd Jul 2026708 AMAQI
2nd Jul 2026669 AMAQI
2nd Jul 20266010 AMAQI
2nd Jul 20266211 AMAQI
2nd Jul 20265612 PMAQI
2nd Jul 2026501 PMAQI
2nd Jul 2026562 PMAQI
2nd Jul 2026433 PMAQI
2nd Jul 2026444 PMAQI
2nd Jul 2026455 PMAQI
2nd Jul 2026496 PMAQI
2nd Jul 2026497 PMAQI
2nd Jul 2026658 PMAQI
2nd Jul 2026789 PMAQI
2nd Jul 20268710 PMAQI
2nd Jul 20268811 PMAQI
3rd Jul 20268312 AMAQI
3rd Jul 2026891 AMAQI
3rd Jul 2026942 AMAQI
3rd Jul 2026983 AMAQI
3rd Jul 2026894 AMAQI

30°C27/34°C

3rd Jul 2026895 AMAQI
3rd Jul 2026906 AMAQI
3rd Jul 2026857 AMAQI
3rd Jul 2026958 AMAQI
3rd Jul 2026889 AMAQI
3rd Jul 20268110 AMAQI
3rd Jul 20267511 AMAQI
3rd Jul 20266712 PMAQI
3rd Jul 2026591 PMAQI
3rd Jul 2026472 PMAQI
3rd Jul 2026393 PMAQI
3rd Jul 2026364 PMAQI
3rd Jul 2026365 PMAQI
3rd Jul 2026276 PMAQI
3rd Jul 2026527 PMAQI
3rd Jul 2026588 PMAQI
3rd Jul 2026659 PMAQI
3rd Jul 20266310 PMAQI
3rd Jul 20265511 PMAQI
4th Jul 20265212 AMAQI
4th Jul 2026471 AMAQI
4th Jul 2026402 AMAQI
4th Jul 2026453 AMAQI
4th Jul 2026524 AMAQI

30°C27/34°C

4th Jul 2026605 AMAQI
4th Jul 2026436 AMAQI
4th Jul 2026407 AMAQI
4th Jul 2026478 AMAQI
4th Jul 2026479 AMAQI
4th Jul 20264610 AMAQI
4th Jul 20263911 AMAQI
4th Jul 20263312 PMAQI
4th Jul 2026251 PMAQI
4th Jul 2026212 PMAQI
4th Jul 2026213 PMAQI
4th Jul 2026194 PMAQI
4th Jul 2026165 PMAQI
4th Jul 2026186 PMAQI
4th Jul 2026197 PMAQI
4th Jul 2026178 PMAQI
4th Jul 2026229 PMAQI
4th Jul 20263810 PMAQI
4th Jul 20265511 PMAQI
5th Jul 20266012 AMAQI
5th Jul 2026611 AMAQI
5th Jul 2026612 AMAQI
5th Jul 2026633 AMAQI
5th Jul 2026594 AMAQI

29°C26/33°C

5th Jul 2026505 AMAQI
5th Jul 2026516 AMAQI
5th Jul 2026587 AMAQI
5th Jul 2026688 AMAQI
5th Jul 2026709 AMAQI
5th Jul 20267210 AMAQI
5th Jul 20267411 AMAQI
5th Jul 20267012 PMAQI
5th Jul 2026631 PMAQI
5th Jul 2026552 PMAQI
5th Jul 2026453 PMAQI
5th Jul 2026394 PMAQI
5th Jul 2026375 PMAQI
5th Jul 2026176 PMAQI
5th Jul 2026277 PMAQI
5th Jul 2026258 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262710 PMAQI
5th Jul 20262711 PMAQI
6th Jul 20262412 AMAQI
6th Jul 2026251 AMAQI
6th Jul 2026292 AMAQI
6th Jul 2026293 AMAQI
6th Jul 2026264 AMAQI

28°C26/32°C

6th Jul 2026235 AMAQI
6th Jul 2026206 AMAQI
6th Jul 2026207 AMAQI
6th Jul 2026218 AMAQI
6th Jul 2026209 AMAQI
6th Jul 20262410 AMAQI
6th Jul 20262611 AMAQI
6th Jul 20262812 PMAQI
6th Jul 2026321 PMAQI
6th Jul 2026322 PMAQI
6th Jul 2026333 PMAQI
6th Jul 2026374 PMAQI
6th Jul 2026375 PMAQI
6th Jul 2026276 PMAQI
6th Jul 2026387 PMAQI
6th Jul 2026388 PMAQI
6th Jul 2026459 PMAQI
6th Jul 20266210 PMAQI
6th Jul 20267311 PMAQI
7th Jul 20267412 AMAQI
7th Jul 2026721 AMAQI
7th Jul 2026692 AMAQI
7th Jul 2026693 AMAQI
7th Jul 2026664 AMAQI

28°C26/33°C

7th Jul 2026625 AMAQI
7th Jul 2026656 AMAQI
7th Jul 2026687 AMAQI
7th Jul 2026648 AMAQI
7th Jul 2026669 AMAQI
7th Jul 20266910 AMAQI
7th Jul 20267111 AMAQI
7th Jul 20267312 PMAQI
7th Jul 2026911 PMAQI
7th Jul 2026952 PMAQI
7th Jul 20261013 PMAQI
7th Jul 2026784 PMAQI
7th Jul 2026525 PMAQI
7th Jul 2026556 PMAQI
7th Jul 2026577 PMAQI
7th Jul 2026638 PMAQI
7th Jul 2026599 PMAQI
7th Jul 20266010 PMAQI
7th Jul 20265311 PMAQI
8th Jul 20265412 AMAQI
8th Jul 2026561 AMAQI
8th Jul 2026532 AMAQI
8th Jul 2026513 AMAQI
8th Jul 2026514 AMAQI

29°C26/34°C

8th Jul 2026485 AMAQI
8th Jul 2026546 AMAQI
8th Jul 2026447 AMAQI
8th Jul 2026528 AMAQI
8th Jul 2026579 AMAQI
8th Jul 20265610 AMAQI
8th Jul 20267211 AMAQI
8th Jul 20267512 PMAQI
8th Jul 2026671 PMAQI
8th Jul 2026712 PMAQI
8th Jul 2026683 PMAQI
8th Jul 2026614 PMAQI
8th Jul 2026635 PMAQI
8th Jul 2026626 PMAQI
8th Jul 2026527 PMAQI
8th Jul 2026488 PMAQI
8th Jul 2026559 PMAQI
8th Jul 20266810 PMAQI
8th Jul 20266911 PMAQI
9th Jul 20266912 AMAQI
9th Jul 2026761 AMAQI
9th Jul 2026822 AMAQI
9th Jul 2026873 AMAQI
9th Jul 2026944 AMAQI

30°C26/34°C

9th Jul 2026935 AMAQI
9th Jul 2026826 AMAQI
9th Jul 2026797 AMAQI
9th Jul 2026688 AMAQI
9th Jul 2026669 AMAQI
9th Jul 20266210 AMAQI
9th Jul 20266311 AMAQI
9th Jul 20267212 PMAQI
9th Jul 2026821 PMAQI
9th Jul 2026762 PMAQI
9th Jul 2026663 PMAQI
9th Jul 2026644 PMAQI
9th Jul 2026605 PMAQI
9th Jul 2026476 PMAQI
9th Jul 2026427 PMAQI
9th Jul 2026448 PMAQI
9th Jul 2026469 PMAQI
9th Jul 20263910 PMAQI
9th Jul 20264111 PMAQI
10th Jul 20264512 AMAQI
10th Jul 2026491 AMAQI
10th Jul 2026392 AMAQI
10th Jul 2026353 AMAQI
10th Jul 2026344 AMAQI

29°C27/34°C

10th Jul 2026385 AMAQI
10th Jul 2026416 AMAQI
10th Jul 2026447 AMAQI
10th Jul 2026448 AMAQI
10th Jul 2026509 AMAQI
10th Jul 20265410 AMAQI
10th Jul 20265811 AMAQI
10th Jul 20266212 PMAQI
10th Jul 2026601 PMAQI
10th Jul 2026552 PMAQI
10th Jul 2026513 PMAQI
10th Jul 2026614 PMAQI
10th Jul 2026585 PMAQI
10th Jul 2026576 PMAQI
10th Jul 2026257 PMAQI
10th Jul 2026368 PMAQI
10th Jul 2026419 PMAQI
10th Jul 20263410 PMAQI
10th Jul 20264611 PMAQI
11th Jul 20262812 AMAQI
11th Jul 2026471 AMAQI
11th Jul 2026612 AMAQI
11th Jul 2026773 AMAQI
11th Jul 2026894 AMAQI

29°C26/33°C

11th Jul 2026785 AMAQI
11th Jul 2026786 AMAQI
11th Jul 2026947 AMAQI
11th Jul 2026908 AMAQI
11th Jul 2026969 AMAQI
11th Jul 20268910 AMAQI
11th Jul 20269911 AMAQI
11th Jul 20268712 PMAQI
11th Jul 2026871 PMAQI
11th Jul 2026942 PMAQI
11th Jul 2026963 PMAQI
11th Jul 2026774 PMAQI
11th Jul 2026855 PMAQI
11th Jul 2026976 PMAQI
11th Jul 2026967 PMAQI
11th Jul 2026898 PMAQI
11th Jul 2026959 PMAQI
11th Jul 20269510 PMAQI
11th Jul 202610111 PMAQI
12th Jul 202610512 AMAQI
12th Jul 20261061 AMAQI
12th Jul 20261032 AMAQI
12th Jul 20261063 AMAQI
12th Jul 20261064 AMAQI

30°C26/35°C

12th Jul 20261065 AMAQI
12th Jul 20261106 AMAQI
12th Jul 20261137 AMAQI
12th Jul 20261138 AMAQI
12th Jul 2026849 AMAQI
12th Jul 20268210 AMAQI
12th Jul 20268211 AMAQI
12th Jul 20267712 PMAQI
12th Jul 2026761 PMAQI
12th Jul 2026792 PMAQI
12th Jul 2026843 PMAQI
12th Jul 2026844 PMAQI
12th Jul 2026805 PMAQI
12th Jul 2026696 PMAQI
12th Jul 2026637 PMAQI
12th Jul 2026618 PMAQI
12th Jul 2026659 PMAQI
12th Jul 20267710 PMAQI
12th Jul 20268611 PMAQI
13th Jul 20268712 AMAQI
13th Jul 2026861 AMAQI
13th Jul 2026822 AMAQI
13th Jul 2026843 AMAQI
13th Jul 2026834 AMAQI

30°C26/34°C

13th Jul 2026835 AMAQI
13th Jul 2026826 AMAQI
13th Jul 2026837 AMAQI
13th Jul 2026888 AMAQI
13th Jul 2026819 AMAQI
13th Jul 202610410 AMAQI
13th Jul 202610611 AMAQI
13th Jul 20269712 PMAQI
13th Jul 20261001 PMAQI
13th Jul 20261002 PMAQI
13th Jul 2026763 PMAQI
13th Jul 2026844 PMAQI
13th Jul 2026725 PMAQI
13th Jul 2026706 PMAQI
13th Jul 2026767 PMAQI
13th Jul 2026828 PMAQI
13th Jul 2026729 PMAQI
13th Jul 20266710 PMAQI
13th Jul 20265411 PMAQI
14th Jul 20263812 AMAQI
14th Jul 2026321 AMAQI
14th Jul 2026332 AMAQI
14th Jul 2026413 AMAQI
14th Jul 2026484 AMAQI

30°C27/35°C

14th Jul 2026485 AMAQI
14th Jul 2026506 AMAQI
14th Jul 2026597 AMAQI
14th Jul 2026708 AMAQI
14th Jul 2026719 AMAQI
14th Jul 20267210 AMAQI
14th Jul 20266511 AMAQI
14th Jul 20266112 PMAQI
14th Jul 2026751 PMAQI
14th Jul 2026812 PMAQI
14th Jul 2026783 PMAQI
14th Jul 2026714 PMAQI
14th Jul 2026715 PMAQI
14th Jul 2026746 PMAQI
14th Jul 2026717 PMAQI
14th Jul 2026618 PMAQI
14th Jul 2026659 PMAQI
14th Jul 20266910 PMAQI
14th Jul 20266911 PMAQI
15th Jul 20267012 AMAQI
15th Jul 2026631 AMAQI
15th Jul 2026692 AMAQI
15th Jul 2026633 AMAQI
15th Jul 2026554 AMAQI

30°C27/35°C

15th Jul 2026535 AMAQI
15th Jul 2026536 AMAQI
15th Jul 2026557 AMAQI
15th Jul 2026538 AMAQI
15th Jul 2026559 AMAQI
15th Jul 20265510 AMAQI
15th Jul 20265911 AMAQI
15th Jul 20266412 PMAQI
15th Jul 2026651 PMAQI
15th Jul 2026612 PMAQI
15th Jul 2026713 PMAQI
15th Jul 2026744 PMAQI
15th Jul 2026885 PMAQI
15th Jul 2026876 PMAQI
15th Jul 2026757 PMAQI
15th Jul 2026628 PMAQI
15th Jul 2026669 PMAQI
15th Jul 20266710 PMAQI
15th Jul 20267411 PMAQI
16th Jul 20267312 AMAQI
16th Jul 2026791 AMAQI
16th Jul 2026842 AMAQI
16th Jul 2026733 AMAQI
16th Jul 2026704 AMAQI

30°C27/33°C

16th Jul 2026745 AMAQI
16th Jul 2026886 AMAQI
16th Jul 2026847 AMAQI
16th Jul 2026838 AMAQI
16th Jul 2026779 AMAQI
16th Jul 20266610 AMAQI
16th Jul 20265911 AMAQI
16th Jul 20265512 PMAQI
16th Jul 2026541 PMAQI
16th Jul 2026582 PMAQI
16th Jul 2026603 PMAQI
16th Jul 2026624 PMAQI
16th Jul 2026735 PMAQI
16th Jul 2026796 PMAQI
16th Jul 2026677 PMAQI
16th Jul 2026488 PMAQI
16th Jul 2026459 PMAQI
16th Jul 20264210 PMAQI
16th Jul 20263511 PMAQI
17th Jul 20264212 AMAQI
17th Jul 2026491 AMAQI
17th Jul 2026482 AMAQI
17th Jul 2026493 AMAQI
17th Jul 2026494 AMAQI

30°C27/34°C

17th Jul 2026505 AMAQI
17th Jul 2026466 AMAQI
17th Jul 2026417 AMAQI
17th Jul 2026388 AMAQI
17th Jul 2026349 AMAQI
17th Jul 20263210 AMAQI
17th Jul 20264011 AMAQI
17th Jul 20264412 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026492 PMAQI
17th Jul 2026403 PMAQI
17th Jul 2026304 PMAQI
17th Jul 2026275 PMAQI
17th Jul 2026276 PMAQI
17th Jul 2026267 PMAQI
17th Jul 2026288 PMAQI
17th Jul 2026279 PMAQI
17th Jul 20262810 PMAQI
17th Jul 20263111 PMAQI
18th Jul 20263812 AMAQI
18th Jul 2026431 AMAQI
18th Jul 2026462 AMAQI
18th Jul 2026503 AMAQI
18th Jul 2026524 AMAQI

30°C27/33°C

18th Jul 2026515 AMAQI
5 AM
18th Jul 2026476 AMAQI
18th Jul 2026447 AMAQI
18th Jul 2026458 AMAQI
18th Jul 2026479 AMAQI
18th Jul 20264810 AMAQI
18th Jul 20264611 AMAQI
11 AM
18th Jul 20264912 PMAQI
18th Jul 2026471 PMAQI
18th Jul 2026452 PMAQI
18th Jul 2026403 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026365 PMAQI
18th Jul 2026396 PMAQI
6 PM
18th Jul 2026477 PMAQI
18th Jul 2026468 PMAQI
18th Jul 2026529 PMAQI
18th Jul 20265710 PMAQI
18th Jul 20265711 PMAQI
11 PM
4 AM

30°C27/35°C

Day time
Avg. Highest Time
5 AM - 4 PM

60AQI

12 hours / Day
360 hours / Month
Avg. Lowest Time
6 PM

53AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 4 PM (Avg. 60), while the lowest AQI was between 6 PM to 6 PM (Avg. 53).
Night time
Avg. Highest Time
3 AM - 4 AM

61AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM - 8 PM

55AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 61), while the lowest AQI was between 7 PM to 8 PM (Avg. 55).

2026 Days Vs Air Quality

Bac Ninh, Bac Ninh, Vietnam

2026

7%

14

69%

134

22%

42

3%

5

Total number of days with different AQI categories in last 199 days in 2026 (166 days remaining)

Good
14 Days
Moderate
134 Days
Poor
42 Days
Unhealthy
5 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 7%

Health Risk Level:

Extreme

In 2026, 7% of 199 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

Bac Ninh, Bac Ninh, Vietnam

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
113AQI (US)
2nd January 2026
73AQI (US)
3rd January 2026
120AQI (US)
4th January 2026
150AQI (US)
5th January 2026
96AQI (US)
6th January 2026
70AQI (US)
7th January 2026
114AQI (US)
8th January 2026
136AQI (US)
9th January 2026
157AQI (US)
10th January 2026
150AQI (US)
11th January 2026
150AQI (US)
12th January 2026
148AQI (US)
13th January 2026
178AQI (US)
14th January 2026
161AQI (US)
15th January 2026
160AQI (US)
16th January 2026
145AQI (US)
17th January 2026
114AQI (US)
18th January 2026
131AQI (US)
19th January 2026
131AQI (US)
20th January 2026
102AQI (US)
21st January 2026
83AQI (US)
22nd January 2026
55AQI (US)
23rd January 2026
67AQI (US)
24th January 2026
99AQI (US)
25th January 2026
133AQI (US)
26th January 2026
148AQI (US)
27th January 2026
161AQI (US)
28th January 2026
149AQI (US)
29th January 2026
139AQI (US)
30th January 2026
97AQI (US)
31st January 2026
97AQI (US)
1st February 2026
86AQI (US)
2nd February 2026
117AQI (US)
3rd February 2026
149AQI (US)
4th February 2026
149AQI (US)
5th February 2026
143AQI (US)
6th February 2026
122AQI (US)
7th February 2026
78AQI (US)
8th February 2026
79AQI (US)
9th February 2026
52AQI (US)
10th February 2026
88AQI (US)
11th February 2026
84AQI (US)
12th February 2026
94AQI (US)
13th February 2026
82AQI (US)
14th February 2026
77AQI (US)
15th February 2026
81AQI (US)
16th February 2026
70AQI (US)
17th February 2026
114AQI (US)
18th February 2026
100AQI (US)
19th February 2026
102AQI (US)
20th February 2026
79AQI (US)
21st February 2026
92AQI (US)
22nd February 2026
58AQI (US)
23rd February 2026
68AQI (US)
24th February 2026
69AQI (US)
25th February 2026
83AQI (US)
26th February 2026
88AQI (US)
27th February 2026
90AQI (US)
28th February 2026
72AQI (US)
1st March 2026
77AQI (US)
2nd March 2026
70AQI (US)
3rd March 2026
55AQI (US)
4th March 2026
65AQI (US)
5th March 2026
102AQI (US)
6th March 2026
143AQI (US)
7th March 2026
108AQI (US)
8th March 2026
77AQI (US)
9th March 2026
67AQI (US)
10th March 2026
31AQI (US)
11th March 2026
74AQI (US)
12th March 2026
122AQI (US)
13th March 2026
115AQI (US)
14th March 2026
87AQI (US)
15th March 2026
81AQI (US)
16th March 2026
68AQI (US)
17th March 2026
64AQI (US)
18th March 2026
70AQI (US)
19th March 2026
68AQI (US)
20th March 2026
63AQI (US)
21st March 2026
79AQI (US)
22nd March 2026
73AQI (US)
23rd March 2026
66AQI (US)
24th March 2026
72AQI (US)
25th March 2026
67AQI (US)
26th March 2026
88AQI (US)
27th March 2026
75AQI (US)
28th March 2026
77AQI (US)
29th March 2026
71AQI (US)
30th March 2026
96AQI (US)
31st March 2026
99AQI (US)
1st April 2026
73AQI (US)
2nd April 2026
100AQI (US)
3rd April 2026
118AQI (US)
4th April 2026
99AQI (US)
5th April 2026
112AQI (US)
6th April 2026
146AQI (US)
7th April 2026
141AQI (US)
8th April 2026
108AQI (US)
9th April 2026
106AQI (US)
10th April 2026
112AQI (US)
11th April 2026
135AQI (US)
12th April 2026
132AQI (US)
13th April 2026
113AQI (US)
14th April 2026
102AQI (US)
15th April 2026
86AQI (US)
16th April 2026
73AQI (US)
17th April 2026
18th April 2026
99AQI (US)
19th April 2026
81AQI (US)
20th April 2026
80AQI (US)
21st April 2026
70AQI (US)
22nd April 2026
23rd April 2026
53AQI (US)
24th April 2026
66AQI (US)
25th April 2026
85AQI (US)
26th April 2026
75AQI (US)
27th April 2026
60AQI (US)
28th April 2026
55AQI (US)
29th April 2026
37AQI (US)
30th April 2026
37AQI (US)
1st May 2026
68AQI (US)
2nd May 2026
73AQI (US)
3rd May 2026
56AQI (US)
4th May 2026
41AQI (US)
5th May 2026
76AQI (US)
6th May 2026
65AQI (US)
7th May 2026
56AQI (US)
8th May 2026
64AQI (US)
9th May 2026
10th May 2026
90AQI (US)
11th May 2026
93AQI (US)
12th May 2026
63AQI (US)
13th May 2026
55AQI (US)
14th May 2026
66AQI (US)
15th May 2026
79AQI (US)
16th May 2026
78AQI (US)
17th May 2026
74AQI (US)
18th May 2026
70AQI (US)
19th May 2026
54AQI (US)
20th May 2026
62AQI (US)
21st May 2026
73AQI (US)
22nd May 2026
70AQI (US)
23rd May 2026
57AQI (US)
24th May 2026
64AQI (US)
25th May 2026
59AQI (US)
26th May 2026
55AQI (US)
27th May 2026
91AQI (US)
28th May 2026
65AQI (US)
29th May 2026
83AQI (US)
30th May 2026
77AQI (US)
31st May 2026
92AQI (US)
1st June 2026
103AQI (US)
2nd June 2026
88AQI (US)
3rd June 2026
91AQI (US)
4th June 2026
106AQI (US)
5th June 2026
72AQI (US)
6th June 2026
75AQI (US)
7th June 2026
59AQI (US)
8th June 2026
74AQI (US)
9th June 2026
42AQI (US)
10th June 2026
68AQI (US)
11th June 2026
85AQI (US)
12th June 2026
93AQI (US)
13th June 2026
72AQI (US)
14th June 2026
72AQI (US)
15th June 2026
77AQI (US)
16th June 2026
81AQI (US)
17th June 2026
73AQI (US)
18th June 2026
75AQI (US)
19th June 2026
61AQI (US)
20th June 2026
42AQI (US)
21st June 2026
52AQI (US)
22nd June 2026
50AQI (US)
23rd June 2026
53AQI (US)
24th June 2026
55AQI (US)
25th June 2026
56AQI (US)
26th June 2026
35AQI (US)
27th June 2026
83AQI (US)
28th June 2026
73AQI (US)
29th June 2026
68AQI (US)
30th June 2026
39AQI (US)
1st July 2026
56AQI (US)
2nd July 2026
68AQI (US)
3rd July 2026
69AQI (US)
4th July 2026
36AQI (US)
5th July 2026
50AQI (US)
6th July 2026
32AQI (US)
7th July 2026
69AQI (US)
8th July 2026
59AQI (US)
9th July 2026
67AQI (US)
10th July 2026
46AQI (US)
11th July 2026
84AQI (US)
12th July 2026
88AQI (US)
13th July 2026
83AQI (US)
14th July 2026
61AQI (US)
15th July 2026
65AQI (US)
16th July 2026
66AQI (US)
17th July 2026
38AQI (US)
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

123AQI (US)

92AQI (US)

80AQI (US)

91AQI (US)

69AQI (US)

69AQI (US)

61AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202685AQI (US)

9
17
5
21
7
1
25
5
2
15
11
1
29
5
23
2
5
12
14
134
42
5

Highest AQI (US) recorded in

January

123AQI (US)

Lowest AQI (US) recorded in

July

61AQI (US)

202580AQI (US)

7
17
7
18
9
1
1
23
7
2
27
1
15
16
25
5
16
15
21
10
22
8
19
12
1
22
6
1
5
13
12
1
103
175
65
21
1

Highest AQI (US) recorded in

December

140AQI (US)

Lowest AQI (US) recorded in

September

45AQI (US)

202469AQI (US)

5
21
2
6
16
1
3
4
25
2
2
28
14
17
4
26
15
16
30
1
6
14
7
2
5
17
9
1
29
16
13
2
92
226
34
7

Highest AQI (US) recorded in

December

107AQI (US)

Lowest AQI (US) recorded in

August

40AQI (US)

202374AQI (US)

8
19
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
66
235
46
2

Highest AQI (US) recorded in

November

104AQI (US)

Lowest AQI (US) recorded in

June

57AQI (US)

202250AQI (US)

16
14
1
18
4
25
6
18
8
3
27
2
29
1
25
5
1
13
14
10
20
1
7
20
3
7
7
17
200
97
25

Highest AQI (US) recorded in

December

91AQI (US)

Lowest AQI (US) recorded in

August

16AQI (US)

202154AQI (US)

3
14
7
6
3
25
5
23
2
13
16
17
11
13
15
1
1
25
6
27
3
26
4
23
8
18
12
12
18
185
155
10
7

Highest AQI (US) recorded in

January

103AQI (US)

Lowest AQI (US) recorded in

October

34AQI (US)

202041AQI (US)

4
1
30
1
31
28
1
24
3
6
23
1
6
11
12
129
40
13

Highest AQI (US) recorded in

December

85AQI (US)

Lowest AQI (US) recorded in

September

19AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2026(Avg.)
85AQI (US)
Least Polluted Year Recorded
2020(Avg.)
41AQI (US)

Bac Ninh's annual 2026 AQI (US) (85) shows an average percentage change of 46.5% (worsened AQI (US)) compared to previous years: 2020 (41), 2021 (54), 2022 (50), 2023 (74), 2024 (69), 2025 (80).