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HistoryAQIPM2.5PM10COSO2NO2O3

Bda Zone B, Yantai, Shandong, China 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+

October Air Quality Analysis

Bda Zone B, Yantai, Shandong, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
26th Oct 2021
164AQI
Lowest AQI recorded on
10th Oct 2022
26AQI

Same Day Analysis (3rd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 43 of Good air quality, showing improvement over 2023 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025

Bda Zone B, Yantai, Shandong, China

AQI
Day
Night
.

5 AM3rd Oct 2025

5 PM

4 AM4th Oct 2025

Day time
Avg. Highest Time
9AM3rd Oct

46AQI

Avg. Lowest Time
12PM3rd Oct

28AQI

Night time
Avg. Highest Time
3AM4th Oct

68AQI

Avg. Lowest Time
6PM3rd Oct

32AQI

In the last 24 hours,

Bda Zone B's AQI reached its highest point of 68 at 3 AM during the Night, while the lowest point, 28, was recorded at 12 PM during the Day between 3rd Oct and 4th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Bda Zone B, Yantai, Shandong, China

SepOct
04th - 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 - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
4th Sep 2025625 AMAQI
4th Sep 2025626 AMAQI
4th Sep 2025637 AMAQI
4th Sep 2025878 AMAQI
4th Sep 2025769 AMAQI
4th Sep 20257010 AMAQI
4th Sep 20255711 AMAQI
4th Sep 20256012 PMAQI
4th Sep 2025641 PMAQI
4th Sep 2025622 PMAQI
4th Sep 2025663 PMAQI
4th Sep 2025614 PMAQI
4th Sep 2025595 PMAQI
4th Sep 2025606 PMAQI
4th Sep 2025597 PMAQI
4th Sep 2025488 PMAQI
4th Sep 2025409 PMAQI
4th Sep 20253410 PMAQI
4th Sep 20254511 PMAQI
5th Sep 20255412 AMAQI
5th Sep 2025611 AMAQI
5th Sep 2025612 AMAQI
5th Sep 2025633 AMAQI
5th Sep 2025624 AMAQI

24°C22/26°C

5th Sep 2025625 AMAQI
5th Sep 2025626 AMAQI
5th Sep 2025627 AMAQI
5th Sep 2025758 AMAQI
5th Sep 2025729 AMAQI
5th Sep 20256510 AMAQI
5th Sep 20256311 AMAQI
5th Sep 20256212 PMAQI
5th Sep 2025631 PMAQI
5th Sep 2025602 PMAQI
5th Sep 2025683 PMAQI
5th Sep 2025684 PMAQI
5th Sep 2025725 PMAQI
5th Sep 2025686 PMAQI
5th Sep 2025647 PMAQI
5th Sep 2025678 PMAQI
5th Sep 2025729 PMAQI
5th Sep 20257210 PMAQI
5th Sep 20256611 PMAQI
6th Sep 20256312 AMAQI
6th Sep 2025601 AMAQI
6th Sep 2025652 AMAQI
6th Sep 2025623 AMAQI
6th Sep 2025644 AMAQI

25°C24/28°C

6th Sep 2025625 AMAQI
6th Sep 2025656 AMAQI
6th Sep 2025647 AMAQI
6th Sep 2025488 AMAQI
6th Sep 2025469 AMAQI
6th Sep 20254910 AMAQI
6th Sep 20255211 AMAQI
6th Sep 20256112 PMAQI
6th Sep 2025661 PMAQI
6th Sep 2025562 PMAQI
6th Sep 2025583 PMAQI
6th Sep 2025564 PMAQI
6th Sep 2025525 PMAQI
6th Sep 2025576 PMAQI
6th Sep 2025587 PMAQI
6th Sep 2025678 PMAQI
6th Sep 2025689 PMAQI
6th Sep 20256410 PMAQI
6th Sep 20256811 PMAQI
7th Sep 20256812 AMAQI
7th Sep 2025631 AMAQI
7th Sep 2025582 AMAQI
7th Sep 2025623 AMAQI
7th Sep 2025664 AMAQI

24°C23/25°C

7th Sep 2025635 AMAQI
7th Sep 2025656 AMAQI
7th Sep 2025667 AMAQI
7th Sep 2025688 AMAQI
7th Sep 2025699 AMAQI
7th Sep 20256510 AMAQI
7th Sep 20256411 AMAQI
7th Sep 20256212 PMAQI
7th Sep 2025601 PMAQI
7th Sep 2025642 PMAQI
7th Sep 2025643 PMAQI
7th Sep 2025704 PMAQI
7th Sep 2025655 PMAQI
7th Sep 2025726 PMAQI
7th Sep 2025637 PMAQI
7th Sep 2025638 PMAQI
7th Sep 2025629 PMAQI
7th Sep 20256110 PMAQI
7th Sep 20256011 PMAQI
8th Sep 20256112 AMAQI
8th Sep 2025601 AMAQI
8th Sep 2025602 AMAQI
8th Sep 2025643 AMAQI
8th Sep 2025684 AMAQI

24°C21/28°C

8th Sep 2025675 AMAQI
8th Sep 2025686 AMAQI
8th Sep 2025667 AMAQI
8th Sep 2025728 AMAQI
8th Sep 2025749 AMAQI
8th Sep 20258110 AMAQI
8th Sep 20256911 AMAQI
8th Sep 20256812 PMAQI
8th Sep 2025641 PMAQI
8th Sep 2025622 PMAQI
8th Sep 2025753 PMAQI
8th Sep 2025684 PMAQI
8th Sep 2025625 PMAQI
8th Sep 2025606 PMAQI
8th Sep 2025657 PMAQI
8th Sep 2025708 PMAQI
8th Sep 2025719 PMAQI
8th Sep 20256510 PMAQI
8th Sep 20257211 PMAQI
9th Sep 20257312 AMAQI
9th Sep 2025621 AMAQI
9th Sep 2025642 AMAQI
9th Sep 2025663 AMAQI
9th Sep 2025684 AMAQI

23°C20/26°C

9th Sep 2025665 AMAQI
9th Sep 2025656 AMAQI
9th Sep 2025667 AMAQI
9th Sep 2025858 AMAQI
9th Sep 2025789 AMAQI
9th Sep 20258410 AMAQI
9th Sep 20257411 AMAQI
9th Sep 20256712 PMAQI
9th Sep 2025761 PMAQI
9th Sep 2025892 PMAQI
9th Sep 2025833 PMAQI
9th Sep 2025924 PMAQI
9th Sep 2025765 PMAQI
9th Sep 2025906 PMAQI
9th Sep 2025747 PMAQI
9th Sep 2025738 PMAQI
9th Sep 2025759 PMAQI
9th Sep 20257710 PMAQI
9th Sep 20256411 PMAQI
10th Sep 20256912 AMAQI
10th Sep 2025661 AMAQI
10th Sep 2025662 AMAQI
10th Sep 2025683 AMAQI
10th Sep 2025704 AMAQI

24°C21/27°C

10th Sep 2025705 AMAQI
10th Sep 2025706 AMAQI
10th Sep 2025707 AMAQI
10th Sep 2025718 AMAQI
10th Sep 2025779 AMAQI
10th Sep 20256710 AMAQI
10th Sep 20256511 AMAQI
10th Sep 20256612 PMAQI
10th Sep 2025701 PMAQI
10th Sep 2025602 PMAQI
10th Sep 2025663 PMAQI
10th Sep 2025624 PMAQI
10th Sep 2025645 PMAQI
10th Sep 2025706 PMAQI
10th Sep 2025727 PMAQI
10th Sep 2025728 PMAQI
10th Sep 2025739 PMAQI
10th Sep 20257510 PMAQI
10th Sep 20257211 PMAQI
11th Sep 20257312 AMAQI
11th Sep 2025681 AMAQI
11th Sep 2025672 AMAQI
11th Sep 2025683 AMAQI
11th Sep 2025684 AMAQI

24°C21/28°C

11th Sep 2025695 AMAQI
11th Sep 2025686 AMAQI
11th Sep 2025687 AMAQI
11th Sep 2025978 AMAQI
11th Sep 2025779 AMAQI
11th Sep 20257710 AMAQI
11th Sep 20258911 AMAQI
11th Sep 20257212 PMAQI
11th Sep 2025741 PMAQI
11th Sep 2025642 PMAQI
11th Sep 2025603 PMAQI
11th Sep 2025624 PMAQI
11th Sep 2025685 PMAQI
11th Sep 2025646 PMAQI
11th Sep 2025637 PMAQI
11th Sep 2025628 PMAQI
11th Sep 2025669 PMAQI
11th Sep 20256610 PMAQI
11th Sep 20256711 PMAQI
12th Sep 20256912 AMAQI
12th Sep 2025671 AMAQI
12th Sep 2025682 AMAQI
12th Sep 2025683 AMAQI
12th Sep 2025694 AMAQI

25°C22/28°C

12th Sep 2025705 AMAQI
12th Sep 2025686 AMAQI
12th Sep 2025697 AMAQI
12th Sep 2025798 AMAQI
12th Sep 2025799 AMAQI
12th Sep 20256810 AMAQI
12th Sep 20257111 AMAQI
12th Sep 20258212 PMAQI
12th Sep 2025741 PMAQI
12th Sep 2025742 PMAQI
12th Sep 2025763 PMAQI
12th Sep 2025714 PMAQI
12th Sep 2025605 PMAQI
12th Sep 2025686 PMAQI
12th Sep 2025647 PMAQI
12th Sep 2025648 PMAQI
12th Sep 2025629 PMAQI
12th Sep 20256010 PMAQI
12th Sep 20256211 PMAQI
13th Sep 20256212 AMAQI
13th Sep 2025631 AMAQI
13th Sep 2025672 AMAQI
13th Sep 2025693 AMAQI
13th Sep 2025714 AMAQI

23°C22/24°C

13th Sep 2025725 AMAQI
13th Sep 2025706 AMAQI
13th Sep 2025707 AMAQI
13th Sep 2025808 AMAQI
13th Sep 2025909 AMAQI
13th Sep 20258810 AMAQI
13th Sep 20255811 AMAQI
13th Sep 20254812 PMAQI
13th Sep 2025541 PMAQI
13th Sep 2025612 PMAQI
13th Sep 2025533 PMAQI
13th Sep 2025484 PMAQI
13th Sep 2025555 PMAQI
13th Sep 2025566 PMAQI
13th Sep 2025617 PMAQI
13th Sep 2025688 PMAQI
13th Sep 2025709 PMAQI
13th Sep 20257310 PMAQI
13th Sep 20256711 PMAQI
14th Sep 20257612 AMAQI
14th Sep 2025701 AMAQI
14th Sep 2025672 AMAQI
14th Sep 2025703 AMAQI
14th Sep 2025704 AMAQI

23°C22/26°C

14th Sep 2025695 AMAQI
14th Sep 2025706 AMAQI
14th Sep 2025687 AMAQI
14th Sep 2025828 AMAQI
14th Sep 2025909 AMAQI
14th Sep 20258210 AMAQI
14th Sep 20258211 AMAQI
14th Sep 20258412 PMAQI
14th Sep 2025821 PMAQI
14th Sep 2025732 PMAQI
14th Sep 2025683 PMAQI
14th Sep 2025724 PMAQI
14th Sep 2025665 PMAQI
14th Sep 2025746 PMAQI
14th Sep 2025727 PMAQI
14th Sep 2025768 PMAQI
14th Sep 2025729 PMAQI
14th Sep 20256910 PMAQI
14th Sep 20257411 PMAQI
15th Sep 20257312 AMAQI
15th Sep 2025701 AMAQI
15th Sep 2025692 AMAQI
15th Sep 2025723 AMAQI
15th Sep 2025724 AMAQI

25°C21/29°C

15th Sep 2025745 AMAQI
15th Sep 2025746 AMAQI
15th Sep 2025747 AMAQI
15th Sep 2025868 AMAQI
15th Sep 2025959 AMAQI
15th Sep 20257010 AMAQI
15th Sep 20256411 AMAQI
15th Sep 20256612 PMAQI
15th Sep 2025421 PMAQI
15th Sep 2025412 PMAQI
15th Sep 2025333 PMAQI
15th Sep 2025424 PMAQI
15th Sep 2025285 PMAQI
15th Sep 2025246 PMAQI
15th Sep 2025377 PMAQI
15th Sep 2025608 PMAQI
15th Sep 2025669 PMAQI
15th Sep 20256910 PMAQI
15th Sep 20257211 PMAQI
16th Sep 20256412 AMAQI
16th Sep 2025701 AMAQI
16th Sep 2025712 AMAQI
16th Sep 2025713 AMAQI
16th Sep 2025704 AMAQI

25°C22/29°C

16th Sep 2025695 AMAQI
16th Sep 2025706 AMAQI
16th Sep 2025707 AMAQI
16th Sep 2025588 AMAQI
16th Sep 2025639 AMAQI
16th Sep 20254010 AMAQI
16th Sep 20253411 AMAQI
16th Sep 20255512 PMAQI
16th Sep 2025771 PMAQI
16th Sep 2025982 PMAQI
16th Sep 20251063 PMAQI
16th Sep 20251014 PMAQI
16th Sep 2025915 PMAQI
16th Sep 2025536 PMAQI
16th Sep 2025597 PMAQI
16th Sep 2025628 PMAQI
16th Sep 2025629 PMAQI
16th Sep 20255710 PMAQI
16th Sep 20255611 PMAQI
17th Sep 20255712 AMAQI
17th Sep 2025661 AMAQI
17th Sep 2025692 AMAQI
17th Sep 2025703 AMAQI
17th Sep 2025684 AMAQI

24°C20/27°C

17th Sep 2025685 AMAQI
17th Sep 2025686 AMAQI
17th Sep 2025697 AMAQI
17th Sep 2025438 AMAQI
17th Sep 2025329 AMAQI
17th Sep 20252210 AMAQI
17th Sep 20252311 AMAQI
17th Sep 20252512 PMAQI
17th Sep 2025221 PMAQI
17th Sep 2025212 PMAQI
17th Sep 2025203 PMAQI
17th Sep 2025274 PMAQI
17th Sep 2025285 PMAQI
17th Sep 2025316 PMAQI
17th Sep 2025497 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025559 PMAQI
17th Sep 20255410 PMAQI
17th Sep 20255411 PMAQI
18th Sep 20255512 AMAQI
18th Sep 2025641 AMAQI
18th Sep 2025652 AMAQI
18th Sep 2025643 AMAQI
18th Sep 2025604 AMAQI

19°C17/21°C

18th Sep 2025605 AMAQI
18th Sep 2025606 AMAQI
18th Sep 2025607 AMAQI
18th Sep 2025308 AMAQI
18th Sep 2025229 AMAQI
18th Sep 20252210 AMAQI
18th Sep 20252211 AMAQI
18th Sep 20252112 PMAQI
18th Sep 2025221 PMAQI
18th Sep 2025202 PMAQI
18th Sep 2025203 PMAQI
18th Sep 2025204 PMAQI
18th Sep 2025165 PMAQI
18th Sep 2025226 PMAQI
18th Sep 2025397 PMAQI
18th Sep 2025538 PMAQI
18th Sep 2025539 PMAQI
18th Sep 20255310 PMAQI
18th Sep 20255411 PMAQI
19th Sep 20255412 AMAQI
19th Sep 2025591 AMAQI
19th Sep 2025612 AMAQI
19th Sep 2025603 AMAQI
19th Sep 2025564 AMAQI

21°C21/23°C

19th Sep 2025555 AMAQI
19th Sep 2025566 AMAQI
19th Sep 2025567 AMAQI
19th Sep 2025478 AMAQI
19th Sep 2025379 AMAQI
19th Sep 20254210 AMAQI
19th Sep 20253711 AMAQI
19th Sep 20255012 PMAQI
19th Sep 2025521 PMAQI
19th Sep 2025452 PMAQI
19th Sep 2025373 PMAQI
19th Sep 2025424 PMAQI
19th Sep 2025405 PMAQI
19th Sep 2025326 PMAQI
19th Sep 2025407 PMAQI
19th Sep 2025538 PMAQI
19th Sep 2025549 PMAQI
19th Sep 20255610 PMAQI
19th Sep 20255611 PMAQI
20th Sep 20255712 AMAQI
20th Sep 2025571 AMAQI
20th Sep 2025572 AMAQI
20th Sep 2025573 AMAQI
20th Sep 2025554 AMAQI

17°C15/19°C

20th Sep 2025555 AMAQI
20th Sep 2025556 AMAQI
20th Sep 2025557 AMAQI
20th Sep 2025608 AMAQI
20th Sep 2025649 AMAQI
20th Sep 20256310 AMAQI
20th Sep 20255811 AMAQI
20th Sep 20255112 PMAQI
20th Sep 2025501 PMAQI
20th Sep 2025532 PMAQI
20th Sep 2025533 PMAQI
20th Sep 2025524 PMAQI
20th Sep 2025535 PMAQI
20th Sep 2025516 PMAQI
20th Sep 2025527 PMAQI
20th Sep 2025558 PMAQI
20th Sep 2025589 PMAQI
20th Sep 20255910 PMAQI
20th Sep 20256011 PMAQI
21st Sep 20256212 AMAQI
21st Sep 2025591 AMAQI
21st Sep 2025562 AMAQI
21st Sep 2025563 AMAQI
21st Sep 2025564 AMAQI

20°C17/22°C

21st Sep 2025565 AMAQI
21st Sep 2025566 AMAQI
21st Sep 2025567 AMAQI
21st Sep 2025728 AMAQI
21st Sep 2025829 AMAQI
21st Sep 20256610 AMAQI
21st Sep 20255811 AMAQI
21st Sep 20256012 PMAQI
21st Sep 2025561 PMAQI
21st Sep 2025532 PMAQI
21st Sep 2025543 PMAQI
21st Sep 2025554 PMAQI
21st Sep 2025535 PMAQI
21st Sep 2025486 PMAQI
21st Sep 2025467 PMAQI
21st Sep 2025538 PMAQI
21st Sep 2025529 PMAQI
21st Sep 20255310 PMAQI
21st Sep 20255211 PMAQI
22nd Sep 20255212 AMAQI
22nd Sep 2025551 AMAQI
22nd Sep 2025572 AMAQI
22nd Sep 2025583 AMAQI
22nd Sep 2025584 AMAQI

22°C20/23°C

22nd Sep 2025585 AMAQI
22nd Sep 2025596 AMAQI
22nd Sep 2025587 AMAQI
22nd Sep 2025408 AMAQI
22nd Sep 2025359 AMAQI
22nd Sep 20255010 AMAQI
22nd Sep 20255311 AMAQI
22nd Sep 20255212 PMAQI
22nd Sep 2025471 PMAQI
22nd Sep 2025372 PMAQI
22nd Sep 2025343 PMAQI
22nd Sep 2025324 PMAQI
22nd Sep 2025325 PMAQI
22nd Sep 2025396 PMAQI
22nd Sep 2025457 PMAQI
22nd Sep 2025538 PMAQI
22nd Sep 2025549 PMAQI
22nd Sep 20255510 PMAQI
22nd Sep 20255611 PMAQI
23rd Sep 20255512 AMAQI
23rd Sep 2025561 AMAQI
23rd Sep 2025572 AMAQI
23rd Sep 2025563 AMAQI
23rd Sep 2025554 AMAQI

21°C19/23°C

23rd Sep 2025555 AMAQI
23rd Sep 2025556 AMAQI
23rd Sep 2025557 AMAQI
23rd Sep 2025478 AMAQI
23rd Sep 2025389 AMAQI
23rd Sep 20254410 AMAQI
23rd Sep 20254711 AMAQI
23rd Sep 20254912 PMAQI
23rd Sep 2025401 PMAQI
23rd Sep 2025362 PMAQI
23rd Sep 2025323 PMAQI
23rd Sep 2025244 PMAQI
23rd Sep 2025225 PMAQI
23rd Sep 2025246 PMAQI
23rd Sep 2025287 PMAQI
23rd Sep 2025418 PMAQI
23rd Sep 2025419 PMAQI
23rd Sep 20254210 PMAQI
23rd Sep 20254311 PMAQI
24th Sep 20254312 AMAQI
24th Sep 2025541 AMAQI
24th Sep 2025562 AMAQI
24th Sep 2025543 AMAQI
24th Sep 2025534 AMAQI

20°C19/20°C

24th Sep 2025545 AMAQI
24th Sep 2025536 AMAQI
24th Sep 2025537 AMAQI
24th Sep 2025398 AMAQI
24th Sep 2025379 AMAQI
24th Sep 20255410 AMAQI
24th Sep 20254311 AMAQI
24th Sep 20255412 PMAQI
24th Sep 2025531 PMAQI
24th Sep 2025522 PMAQI
24th Sep 2025533 PMAQI
24th Sep 2025544 PMAQI
24th Sep 2025585 PMAQI
24th Sep 2025626 PMAQI
24th Sep 2025667 PMAQI
24th Sep 2025648 PMAQI
24th Sep 2025639 PMAQI
24th Sep 20256810 PMAQI
24th Sep 20256611 PMAQI
25th Sep 20256312 AMAQI
25th Sep 2025541 AMAQI
25th Sep 2025532 AMAQI
25th Sep 2025533 AMAQI
25th Sep 2025534 AMAQI

21°C19/23°C

25th Sep 2025545 AMAQI
25th Sep 2025536 AMAQI
25th Sep 2025537 AMAQI
25th Sep 2025808 AMAQI
25th Sep 2025899 AMAQI
25th Sep 20259410 AMAQI
25th Sep 20259211 AMAQI
25th Sep 20259612 PMAQI
25th Sep 2025971 PMAQI
25th Sep 2025972 PMAQI
25th Sep 2025843 PMAQI
25th Sep 2025904 PMAQI
25th Sep 20251015 PMAQI
25th Sep 20251066 PMAQI
25th Sep 20251077 PMAQI
25th Sep 20251178 PMAQI
25th Sep 20251469 PMAQI
25th Sep 202515810 PMAQI
25th Sep 202515511 PMAQI
26th Sep 202515512 AMAQI
26th Sep 20251541 AMAQI
26th Sep 20251482 AMAQI
26th Sep 20251443 AMAQI
26th Sep 20251474 AMAQI

21°C18/24°C

26th Sep 20251355 AMAQI
26th Sep 20251346 AMAQI
26th Sep 20251477 AMAQI
26th Sep 20251378 AMAQI
26th Sep 20251369 AMAQI
26th Sep 202511610 AMAQI
26th Sep 202511611 AMAQI
26th Sep 202510012 PMAQI
26th Sep 2025871 PMAQI
26th Sep 2025942 PMAQI
26th Sep 20251073 PMAQI
26th Sep 20251184 PMAQI
26th Sep 20251295 PMAQI
26th Sep 20251356 PMAQI
26th Sep 20251277 PMAQI
26th Sep 20251218 PMAQI
26th Sep 20251329 PMAQI
26th Sep 202511610 PMAQI
26th Sep 202510011 PMAQI
27th Sep 20259012 AMAQI
27th Sep 2025801 AMAQI
27th Sep 2025762 AMAQI
27th Sep 2025833 AMAQI
27th Sep 2025754 AMAQI

22°C20/24°C

27th Sep 2025735 AMAQI
27th Sep 2025706 AMAQI
27th Sep 2025717 AMAQI
27th Sep 2025738 AMAQI
27th Sep 2025809 AMAQI
27th Sep 20258510 AMAQI
27th Sep 20257811 AMAQI
27th Sep 20257912 PMAQI
27th Sep 2025721 PMAQI
27th Sep 2025622 PMAQI
27th Sep 2025603 PMAQI
27th Sep 2025624 PMAQI
27th Sep 2025595 PMAQI
27th Sep 2025686 PMAQI
27th Sep 2025747 PMAQI
27th Sep 2025898 PMAQI
27th Sep 20251029 PMAQI
27th Sep 202510710 PMAQI
27th Sep 202511411 PMAQI
28th Sep 20259512 AMAQI
28th Sep 2025741 AMAQI
28th Sep 2025682 AMAQI
28th Sep 2025713 AMAQI
28th Sep 2025544 AMAQI

21°C20/23°C

28th Sep 2025555 AMAQI
28th Sep 2025446 AMAQI
28th Sep 2025687 AMAQI
28th Sep 2025508 AMAQI
28th Sep 2025729 AMAQI
28th Sep 20256810 AMAQI
28th Sep 20257611 AMAQI
28th Sep 20259012 PMAQI
28th Sep 2025991 PMAQI
28th Sep 20251122 PMAQI
28th Sep 20251013 PMAQI
28th Sep 2025944 PMAQI
28th Sep 2025945 PMAQI
28th Sep 20251046 PMAQI
28th Sep 20251157 PMAQI
28th Sep 20251268 PMAQI
28th Sep 20251239 PMAQI
28th Sep 202511510 PMAQI
28th Sep 202510211 PMAQI
29th Sep 202510912 AMAQI
29th Sep 2025971 AMAQI
29th Sep 2025872 AMAQI
29th Sep 2025903 AMAQI
29th Sep 2025904 AMAQI

20°C17/22°C

29th Sep 2025885 AMAQI
29th Sep 20251036 AMAQI
29th Sep 20251127 AMAQI
29th Sep 20251188 AMAQI
29th Sep 20251109 AMAQI
29th Sep 202511010 AMAQI
29th Sep 20258511 AMAQI
29th Sep 20259112 PMAQI
29th Sep 2025791 PMAQI
29th Sep 2025722 PMAQI
29th Sep 2025633 PMAQI
29th Sep 2025594 PMAQI
29th Sep 2025635 PMAQI
29th Sep 2025556 PMAQI
29th Sep 2025577 PMAQI
29th Sep 2025718 PMAQI
29th Sep 2025879 PMAQI
29th Sep 20257410 PMAQI
29th Sep 20259011 PMAQI
30th Sep 20257712 AMAQI
30th Sep 2025911 AMAQI
30th Sep 20251102 AMAQI
30th Sep 20251183 AMAQI
30th Sep 20251134 AMAQI

22°C20/24°C

30th Sep 20251375 AMAQI
30th Sep 20251376 AMAQI
30th Sep 20251297 AMAQI
30th Sep 20251308 AMAQI
30th Sep 20251389 AMAQI
30th Sep 202511510 AMAQI
30th Sep 202510411 AMAQI
30th Sep 20257712 PMAQI
30th Sep 2025671 PMAQI
30th Sep 2025592 PMAQI
30th Sep 2025563 PMAQI
30th Sep 2025704 PMAQI
30th Sep 2025855 PMAQI
30th Sep 2025916 PMAQI
30th Sep 2025977 PMAQI
30th Sep 20251108 PMAQI
30th Sep 20251099 PMAQI
30th Sep 202512410 PMAQI
30th Sep 202512411 PMAQI
1st Oct 202511912 AMAQI
1st Oct 20251151 AMAQI
1st Oct 20251232 AMAQI
1st Oct 20251183 AMAQI
1st Oct 20251264 AMAQI

22°C20/26°C

1st Oct 20251305 AMAQI
1st Oct 20251236 AMAQI
1st Oct 20251217 AMAQI
1st Oct 20251268 AMAQI
1st Oct 20251179 AMAQI
1st Oct 202511510 AMAQI
1st Oct 20259111 AMAQI
1st Oct 202510012 PMAQI
1st Oct 2025891 PMAQI
1st Oct 2025862 PMAQI
1st Oct 2025853 PMAQI
1st Oct 2025844 PMAQI
1st Oct 2025815 PMAQI
1st Oct 2025866 PMAQI
1st Oct 2025877 PMAQI
1st Oct 2025938 PMAQI
1st Oct 2025959 PMAQI
1st Oct 202511110 PMAQI
1st Oct 202510311 PMAQI
2nd Oct 202511812 AMAQI
2nd Oct 20251241 AMAQI
2nd Oct 20251122 AMAQI
2nd Oct 20251043 AMAQI
2nd Oct 20251004 AMAQI

23°C19/27°C

2nd Oct 20251025 AMAQI
2nd Oct 2025926 AMAQI
2nd Oct 2025787 AMAQI
2nd Oct 2025608 AMAQI
2nd Oct 2025579 AMAQI
2nd Oct 20256110 AMAQI
2nd Oct 20256111 AMAQI
2nd Oct 20255612 PMAQI
2nd Oct 2025571 PMAQI
2nd Oct 2025562 PMAQI
2nd Oct 2025563 PMAQI
2nd Oct 2025564 PMAQI
2nd Oct 2025545 PMAQI
2nd Oct 2025546 PMAQI
2nd Oct 2025467 PMAQI
2nd Oct 2025428 PMAQI
2nd Oct 2025409 PMAQI
2nd Oct 20255210 PMAQI
2nd Oct 20254711 PMAQI
3rd Oct 20254612 AMAQI
3rd Oct 2025421 AMAQI
3rd Oct 2025432 AMAQI
3rd Oct 2025403 AMAQI
3rd Oct 2025354 AMAQI

20°C18/21°C

3rd Oct 2025365 AMAQI
3rd Oct 2025446 AMAQI
3rd Oct 2025427 AMAQI
3rd Oct 2025408 AMAQI
3rd Oct 2025469 AMAQI
3rd Oct 20254410 AMAQI
3rd Oct 20253111 AMAQI
3rd Oct 20252812 PMAQI
3rd Oct 2025301 PMAQI
3rd Oct 2025312 PMAQI
3rd Oct 2025303 PMAQI
3rd Oct 2025304 PMAQI
3rd Oct 2025315 PMAQI
3rd Oct 2025326 PMAQI
3rd Oct 2025367 PMAQI
3rd Oct 2025508 PMAQI
3rd Oct 2025449 PMAQI
3rd Oct 20255910 PMAQI
3rd Oct 20256411 PMAQI
4th Oct 20256212 AMAQI
4th Oct 2025631 AMAQI
4th Oct 2025652 AMAQI
4th Oct 2025683 AMAQI
4th Oct 2025684 AMAQI

20°C18/21°C

4th Oct 2025675 AMAQI
5 AM
4th Oct 2025686 AMAQI
4th Oct 2025687 AMAQI
4th Oct 2025598 AMAQI
4th Oct 2025629 AMAQI
4th Oct 20256010 AMAQI
4th Oct 20256011 AMAQI
11 AM
4th Oct 20256012 PMAQI
4th Oct 2025611 PMAQI
4th Oct 2025682 PMAQI
4th Oct 2025583 PMAQI
4th Oct 2025584 PMAQI
4th Oct 2025575 PMAQI
5 PM
4th Oct 2025546 PMAQI
4th Oct 2025547 PMAQI
4th Oct 2025558 PMAQI
4th Oct 2025769 PMAQI
4th Oct 20256810 PMAQI
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 9 AM

72AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
11 AM - 5 PM

62AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 AM (Avg. 72), while the lowest AQI was between 11 AM to 5 PM (Avg. 62).
Night time
Avg. Highest Time
9 PM - 11 PM

73AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
6 PM

62AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 73), while the lowest AQI was between 6 PM to 6 PM (Avg. 62).

2025 Days Vs Air Quality

Bda Zone B, Yantai, Shandong, China

2025

10%

27

79%

219

11%

29

0.3%

1

Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)

Good
27 Days
Moderate
219 Days
Poor
29 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 10%

Health Risk Level:

Extreme

In 2025, 10% of 277 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

Bda Zone B, Yantai, Shandong, China

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
103AQI
2nd January 2025
68AQI
3rd January 2025
72AQI
4th January 2025
106AQI
5th January 2025
152AQI
6th January 2025
68AQI
7th January 2025
79AQI
8th January 2025
45AQI
9th January 2025
47AQI
10th January 2025
52AQI
11th January 2025
70AQI
12th January 2025
87AQI
13th January 2025
126AQI
14th January 2025
91AQI
15th January 2025
67AQI
16th January 2025
70AQI
17th January 2025
85AQI
18th January 2025
129AQI
19th January 2025
115AQI
20th January 2025
102AQI
21st January 2025
141AQI
22nd January 2025
80AQI
23rd January 2025
105AQI
24th January 2025
85AQI
25th January 2025
107AQI
26th January 2025
104AQI
27th January 2025
63AQI
28th January 2025
63AQI
29th January 2025
91AQI
30th January 2025
75AQI
31st January 2025
73AQI
1st February 2025
89AQI
2nd February 2025
100AQI
3rd February 2025
58AQI
4th February 2025
55AQI
5th February 2025
44AQI
6th February 2025
62AQI
7th February 2025
38AQI
8th February 2025
42AQI
9th February 2025
52AQI
10th February 2025
91AQI
11th February 2025
64AQI
12th February 2025
69AQI
13th February 2025
78AQI
14th February 2025
112AQI
15th February 2025
84AQI
16th February 2025
83AQI
17th February 2025
52AQI
18th February 2025
64AQI
19th February 2025
64AQI
20th February 2025
65AQI
21st February 2025
66AQI
22nd February 2025
52AQI
23rd February 2025
57AQI
24th February 2025
57AQI
25th February 2025
105AQI
26th February 2025
108AQI
27th February 2025
135AQI
28th February 2025
148AQI
1st March 2025
123AQI
2nd March 2025
118AQI
3rd March 2025
73AQI
4th March 2025
57AQI
5th March 2025
55AQI
6th March 2025
63AQI
7th March 2025
84AQI
8th March 2025
125AQI
9th March 2025
135AQI
10th March 2025
115AQI
11th March 2025
93AQI
12th March 2025
102AQI
13th March 2025
71AQI
14th March 2025
73AQI
15th March 2025
80AQI
16th March 2025
60AQI
17th March 2025
68AQI
18th March 2025
58AQI
19th March 2025
85AQI
20th March 2025
75AQI
21st March 2025
70AQI
22nd March 2025
76AQI
23rd March 2025
91AQI
24th March 2025
95AQI
25th March 2025
107AQI
26th March 2025
113AQI
27th March 2025
94AQI
28th March 2025
58AQI
29th March 2025
57AQI
30th March 2025
68AQI
31st March 2025
86AQI
1st April 2025
101AQI
2nd April 2025
68AQI
3rd April 2025
83AQI
4th April 2025
70AQI
5th April 2025
60AQI
6th April 2025
65AQI
7th April 2025
90AQI
8th April 2025
65AQI
9th April 2025
72AQI
10th April 2025
80AQI
11th April 2025
69AQI
12th April 2025
102AQI
13th April 2025
59AQI
14th April 2025
44AQI
15th April 2025
71AQI
16th April 2025
78AQI
17th April 2025
103AQI
18th April 2025
69AQI
19th April 2025
87AQI
20th April 2025
84AQI
21st April 2025
72AQI
22nd April 2025
63AQI
23rd April 2025
69AQI
24th April 2025
58AQI
25th April 2025
56AQI
26th April 2025
69AQI
27th April 2025
74AQI
28th April 2025
60AQI
29th April 2025
71AQI
30th April 2025
78AQI
1st May 2025
70AQI
2nd May 2025
60AQI
3rd May 2025
50AQI
4th May 2025
54AQI
5th May 2025
47AQI
6th May 2025
54AQI
7th May 2025
69AQI
8th May 2025
60AQI
9th May 2025
59AQI
10th May 2025
61AQI
11th May 2025
65AQI
12th May 2025
74AQI
13th May 2025
78AQI
14th May 2025
86AQI
15th May 2025
69AQI
16th May 2025
73AQI
17th May 2025
63AQI
18th May 2025
65AQI
19th May 2025
86AQI
20th May 2025
94AQI
21st May 2025
68AQI
22nd May 2025
112AQI
23rd May 2025
71AQI
24th May 2025
88AQI
25th May 2025
73AQI
26th May 2025
93AQI
27th May 2025
96AQI
28th May 2025
78AQI
29th May 2025
79AQI
30th May 2025
78AQI
31st May 2025
80AQI
1st June 2025
83AQI
2nd June 2025
69AQI
3rd June 2025
52AQI
4th June 2025
46AQI
5th June 2025
62AQI
6th June 2025
74AQI
7th June 2025
67AQI
8th June 2025
63AQI
9th June 2025
62AQI
10th June 2025
56AQI
11th June 2025
56AQI
12th June 2025
54AQI
13th June 2025
43AQI
14th June 2025
39AQI
15th June 2025
47AQI
16th June 2025
53AQI
17th June 2025
53AQI
18th June 2025
60AQI
19th June 2025
54AQI
20th June 2025
55AQI
21st June 2025
63AQI
22nd June 2025
71AQI
23rd June 2025
67AQI
24th June 2025
66AQI
25th June 2025
66AQI
26th June 2025
71AQI
27th June 2025
69AQI
28th June 2025
74AQI
29th June 2025
61AQI
30th June 2025
59AQI
1st July 2025
59AQI
2nd July 2025
55AQI
3rd July 2025
59AQI
4th July 2025
63AQI
5th July 2025
66AQI
6th July 2025
68AQI
7th July 2025
65AQI
8th July 2025
59AQI
9th July 2025
64AQI
10th July 2025
69AQI
11th July 2025
64AQI
12th July 2025
63AQI
13th July 2025
62AQI
14th July 2025
57AQI
15th July 2025
55AQI
16th July 2025
56AQI
17th July 2025
56AQI
18th July 2025
55AQI
19th July 2025
57AQI
20th July 2025
50AQI
21st July 2025
48AQI
22nd July 2025
44AQI
23rd July 2025
40AQI
24th July 2025
48AQI
25th July 2025
54AQI
26th July 2025
57AQI
27th July 2025
54AQI
28th July 2025
55AQI
29th July 2025
44AQI
30th July 2025
48AQI
31st July 2025
52AQI
1st August 2025
61AQI
2nd August 2025
63AQI
3rd August 2025
59AQI
4th August 2025
55AQI
5th August 2025
56AQI
6th August 2025
55AQI
7th August 2025
53AQI
8th August 2025
52AQI
9th August 2025
44AQI
10th August 2025
47AQI
11th August 2025
56AQI
12th August 2025
60AQI
13th August 2025
55AQI
14th August 2025
59AQI
15th August 2025
55AQI
16th August 2025
53AQI
17th August 2025
55AQI
18th August 2025
60AQI
19th August 2025
59AQI
20th August 2025
61AQI
21st August 2025
62AQI
22nd August 2025
59AQI
23rd August 2025
64AQI
24th August 2025
61AQI
25th August 2025
59AQI
26th August 2025
56AQI
27th August 2025
59AQI
28th August 2025
55AQI
29th August 2025
58AQI
30th August 2025
52AQI
31st August 2025
54AQI
1st September 2025
58AQI
2nd September 2025
65AQI
3rd September 2025
66AQI
4th September 2025
58AQI
5th September 2025
62AQI
6th September 2025
61AQI
7th September 2025
64AQI
8th September 2025
67AQI
9th September 2025
74AQI
10th September 2025
69AQI
11th September 2025
69AQI
12th September 2025
68AQI
13th September 2025
66AQI
14th September 2025
73AQI
15th September 2025
61AQI
16th September 2025
67AQI
17th September 2025
48AQI
18th September 2025
43AQI
19th September 2025
50AQI
20th September 2025
56AQI
21st September 2025
56AQI
22nd September 2025
50AQI
23rd September 2025
44AQI
24th September 2025
56AQI
25th September 2025
95AQI
26th September 2025
132AQI
27th September 2025
82AQI
28th September 2025
90AQI
29th September 2025
89AQI
30th September 2025
100AQI
1st October 2025
105AQI
2nd October 2025
77AQI
3rd October 2025
43AQI
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

88AQI

75AQI

85AQI

73AQI

73AQI

61AQI

56AQI

57AQI

68AQI

75AQI

No. of days

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

202571AQI

2
18
10
1
3
20
5
23
8
1
26
3
2
28
1
4
26
7
24
2
29
5
24
1
1
1
1
27
219
29
1

Highest AQI recorded in

January

88AQI

Lowest AQI recorded in

July

56AQI

202471AQI

5
16
6
4
7
13
6
2
1
2
18
9
1
1
6
21
3
3
26
2
13
16
1
14
13
4
9
21
1
16
14
10
16
4
1
9
16
5
3
24
4
97
214
45
8
2

Highest AQI recorded in

March

96AQI

Lowest AQI recorded in

September

50AQI

202373AQI

6
19
4
1
1
5
13
8
2
16
14
1
1
23
4
1
1
6
24
1
8
22
18
13
16
15
10
19
1
9
19
2
11
13
4
1
10
7
11
3
100
203
48
10
2

Highest AQI recorded in

March

99AQI

Lowest AQI recorded in

July

51AQI

202270AQI

3
20
6
2
3
11
3
4
5
17
9
3
10
3
5
23
3
18
12
11
13
1
16
12
16
13
2
8
13
8
1
9
15
3
4
97
160
37
11

Highest AQI recorded in

August

92AQI

Lowest AQI recorded in

June

50AQI

202177AQI

6
10
10
5
5
10
11
2
1
11
11
6
1
1
5
21
3
1
9
18
2
2
12
18
11
10
14
15
17
13
11
14
4
2
7
13
6
3
6
16
7
2
104
169
54
21
3
1

Highest AQI recorded in

March

123AQI

Lowest AQI recorded in

July

47AQI

202070AQI

5
6
2
1
8
10
4
14
7
19
16
14
1
16
15
13
17
7
19
4
1
9
12
7
2
4
13
6
5
3
82
137
30
8
3

Highest AQI recorded in

December

108AQI

Lowest AQI recorded in

August

49AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
77AQI
Least Polluted Year Recorded
2020(Avg.)
70AQI

Bda Zone B's annual 2025 AQI (71) shows an average percentage change of -1.7% (improved AQI) compared to previous years: 2020 (70), 2021 (77), 2022 (70), 2023 (73), 2024 (71).