Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

D D Port, Dalian, Liaoning, 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+

August Air Quality Analysis

D D Port, Dalian, Liaoning, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
28th Aug 2022
122AQI
Lowest AQI recorded on
31st Aug 2024
14AQI

Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 58 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

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

D D Port, Dalian, Liaoning, China

AQI
Day
Night
.

4 AM3rd Aug 2025

7 PM

3 AM4th Aug 2025

Day time
Avg. Highest Time
2PM3rd Aug

63AQI

Avg. Lowest Time
6PM3rd Aug

46AQI

Night time
Avg. Highest Time
12AM4th Aug

58AQI

Avg. Lowest Time
9PM3rd Aug

55AQI

In the last 24 hours,

D D Port's AQI reached its highest point of 63 at 2 PM during the Day, while the lowest point, 46, was recorded at 6 PM during the Day between 3rd Aug and 4th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

D D Port, Dalian, Liaoning, China

JulAug
05th - 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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
5th Jul 2025574 AMAQI
5th Jul 2025575 AMAQI
5th Jul 2025576 AMAQI
5th Jul 2025567 AMAQI
5th Jul 2025788 AMAQI
5th Jul 2025859 AMAQI
5th Jul 20258810 AMAQI
5th Jul 20259011 AMAQI
5th Jul 20257312 PMAQI
5th Jul 2025731 PMAQI
5th Jul 2025682 PMAQI
5th Jul 2025693 PMAQI
5th Jul 2025684 PMAQI
5th Jul 2025665 PMAQI
5th Jul 2025676 PMAQI
5th Jul 2025687 PMAQI
5th Jul 2025588 PMAQI
5th Jul 2025589 PMAQI
5th Jul 20255910 PMAQI
5th Jul 20255811 PMAQI
6th Jul 20255912 AMAQI
6th Jul 2025581 AMAQI
6th Jul 2025582 AMAQI
6th Jul 2025583 AMAQI

26°C23/30°C

6th Jul 2025594 AMAQI
6th Jul 2025595 AMAQI
6th Jul 2025596 AMAQI
6th Jul 2025597 AMAQI
6th Jul 2025648 AMAQI
6th Jul 2025669 AMAQI
6th Jul 20257810 AMAQI
6th Jul 20257711 AMAQI
6th Jul 20256912 PMAQI
6th Jul 2025681 PMAQI
6th Jul 2025622 PMAQI
6th Jul 2025553 PMAQI
6th Jul 2025544 PMAQI
6th Jul 2025535 PMAQI
6th Jul 2025536 PMAQI
6th Jul 2025537 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025591 AMAQI
7th Jul 2025592 AMAQI
7th Jul 2025593 AMAQI

26°C23/29°C

7th Jul 2025604 AMAQI
7th Jul 2025605 AMAQI
7th Jul 2025606 AMAQI
7th Jul 2025607 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025559 AMAQI
7th Jul 20255410 AMAQI
7th Jul 20255411 AMAQI
7th Jul 20255512 PMAQI
7th Jul 2025531 PMAQI
7th Jul 2025532 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025554 PMAQI
7th Jul 2025575 PMAQI
7th Jul 2025626 PMAQI
7th Jul 2025647 PMAQI
7th Jul 2025608 PMAQI
7th Jul 2025619 PMAQI
7th Jul 20256110 PMAQI
7th Jul 20256011 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025591 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025593 AMAQI

25°C23/28°C

8th Jul 2025584 AMAQI
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025388 AMAQI
8th Jul 2025569 AMAQI
8th Jul 20255510 AMAQI
8th Jul 20255911 AMAQI
8th Jul 20255712 PMAQI
8th Jul 2025581 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025563 PMAQI
8th Jul 2025574 PMAQI
8th Jul 2025555 PMAQI
8th Jul 2025466 PMAQI
8th Jul 2025507 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025599 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20256012 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025593 AMAQI

25°C23/28°C

9th Jul 2025584 AMAQI
9th Jul 2025595 AMAQI
9th Jul 2025596 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025759 AMAQI
9th Jul 20257110 AMAQI
9th Jul 20256011 AMAQI
9th Jul 20255812 PMAQI
9th Jul 2025581 PMAQI
9th Jul 2025582 PMAQI
9th Jul 2025593 PMAQI
9th Jul 2025604 PMAQI
9th Jul 2025625 PMAQI
9th Jul 2025666 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025608 PMAQI
9th Jul 2025619 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20256111 PMAQI
10th Jul 20256112 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025603 AMAQI

26°C23/29°C

10th Jul 2025604 AMAQI
10th Jul 2025615 AMAQI
10th Jul 2025616 AMAQI
10th Jul 2025617 AMAQI
10th Jul 2025778 AMAQI
10th Jul 2025739 AMAQI
10th Jul 20257010 AMAQI
10th Jul 20257211 AMAQI
10th Jul 20256512 PMAQI
10th Jul 2025641 PMAQI
10th Jul 2025652 PMAQI
10th Jul 2025643 PMAQI
10th Jul 2025654 PMAQI
10th Jul 2025665 PMAQI
10th Jul 2025706 PMAQI
10th Jul 2025687 PMAQI
10th Jul 2025638 PMAQI
10th Jul 2025649 PMAQI
10th Jul 20256310 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256212 AMAQI
11th Jul 2025611 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025613 AMAQI

26°C24/29°C

11th Jul 2025624 AMAQI
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025669 AMAQI
11th Jul 20256110 AMAQI
11th Jul 20255811 AMAQI
11th Jul 20255912 PMAQI
11th Jul 2025581 PMAQI
11th Jul 2025572 PMAQI
11th Jul 2025573 PMAQI
11th Jul 2025574 PMAQI
11th Jul 2025555 PMAQI
11th Jul 2025556 PMAQI
11th Jul 2025577 PMAQI
11th Jul 2025628 PMAQI
11th Jul 2025629 PMAQI
11th Jul 20256310 PMAQI
11th Jul 20256211 PMAQI
12th Jul 20256212 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025622 AMAQI
12th Jul 2025623 AMAQI

25°C23/28°C

12th Jul 2025624 AMAQI
12th Jul 2025625 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025588 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20255410 AMAQI
12th Jul 20255211 AMAQI
12th Jul 20255612 PMAQI
12th Jul 2025551 PMAQI
12th Jul 2025552 PMAQI
12th Jul 2025563 PMAQI
12th Jul 2025564 PMAQI
12th Jul 2025565 PMAQI
12th Jul 2025566 PMAQI
12th Jul 2025587 PMAQI
12th Jul 2025628 PMAQI
12th Jul 2025639 PMAQI
12th Jul 20256210 PMAQI
12th Jul 20256311 PMAQI
13th Jul 20256212 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI

26°C23/29°C

13th Jul 2025624 AMAQI
13th Jul 2025625 AMAQI
13th Jul 2025626 AMAQI
13th Jul 2025627 AMAQI
13th Jul 2025718 AMAQI
13th Jul 2025809 AMAQI
13th Jul 20257210 AMAQI
13th Jul 20256611 AMAQI
13th Jul 20255912 PMAQI
13th Jul 2025641 PMAQI
13th Jul 2025692 PMAQI
13th Jul 2025653 PMAQI
13th Jul 2025624 PMAQI
13th Jul 2025665 PMAQI
13th Jul 2025646 PMAQI
13th Jul 2025597 PMAQI
13th Jul 2025628 PMAQI
13th Jul 2025619 PMAQI
13th Jul 20256110 PMAQI
13th Jul 20256111 PMAQI
14th Jul 20256112 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025623 AMAQI

26°C23/30°C

14th Jul 2025624 AMAQI
14th Jul 2025625 AMAQI
14th Jul 2025626 AMAQI
14th Jul 2025627 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025429 AMAQI
14th Jul 20254210 AMAQI
14th Jul 20254111 AMAQI
14th Jul 20255312 PMAQI
14th Jul 2025531 PMAQI
14th Jul 2025542 PMAQI
14th Jul 2025543 PMAQI
14th Jul 2025544 PMAQI
14th Jul 2025535 PMAQI
14th Jul 2025546 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025608 PMAQI
14th Jul 2025609 PMAQI
14th Jul 20256110 PMAQI
14th Jul 20256011 PMAQI
15th Jul 20256012 AMAQI
15th Jul 2025611 AMAQI
15th Jul 2025612 AMAQI
15th Jul 2025613 AMAQI

25°C22/29°C

15th Jul 2025614 AMAQI
15th Jul 2025615 AMAQI
15th Jul 2025616 AMAQI
15th Jul 2025617 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025509 AMAQI
15th Jul 20254210 AMAQI
15th Jul 20253811 AMAQI
15th Jul 20255212 PMAQI
15th Jul 2025531 PMAQI
15th Jul 2025532 PMAQI
15th Jul 2025563 PMAQI
15th Jul 2025544 PMAQI
15th Jul 2025535 PMAQI
15th Jul 2025546 PMAQI
15th Jul 2025557 PMAQI
15th Jul 2025598 PMAQI
15th Jul 2025609 PMAQI
15th Jul 20255910 PMAQI
15th Jul 20255911 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025601 AMAQI
16th Jul 2025602 AMAQI
16th Jul 2025603 AMAQI

24°C20/28°C

16th Jul 2025594 AMAQI
16th Jul 2025605 AMAQI
16th Jul 2025596 AMAQI
16th Jul 2025607 AMAQI
16th Jul 2025408 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20253310 AMAQI
16th Jul 20254211 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025551 PMAQI
16th Jul 2025532 PMAQI
16th Jul 2025483 PMAQI
16th Jul 2025484 PMAQI
16th Jul 2025475 PMAQI
16th Jul 2025456 PMAQI
16th Jul 2025487 PMAQI
16th Jul 2025588 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20255810 PMAQI
16th Jul 20255811 PMAQI
17th Jul 20255912 AMAQI
17th Jul 2025591 AMAQI
17th Jul 2025592 AMAQI
17th Jul 2025583 AMAQI

22°C20/25°C

17th Jul 2025584 AMAQI
17th Jul 2025585 AMAQI
17th Jul 2025586 AMAQI
17th Jul 2025587 AMAQI
17th Jul 2025418 AMAQI
17th Jul 2025409 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20255111 AMAQI
17th Jul 20255812 PMAQI
17th Jul 2025561 PMAQI
17th Jul 2025562 PMAQI
17th Jul 2025583 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025545 PMAQI
17th Jul 2025546 PMAQI
17th Jul 2025547 PMAQI
17th Jul 2025588 PMAQI
17th Jul 2025589 PMAQI
17th Jul 20255910 PMAQI
17th Jul 20255811 PMAQI
18th Jul 20256012 AMAQI
18th Jul 2025591 AMAQI
18th Jul 2025592 AMAQI
18th Jul 2025593 AMAQI

24°C21/27°C

18th Jul 2025584 AMAQI
18th Jul 2025585 AMAQI
18th Jul 2025586 AMAQI
18th Jul 2025587 AMAQI
18th Jul 2025598 AMAQI
18th Jul 2025589 AMAQI
18th Jul 20256210 AMAQI
18th Jul 20256311 AMAQI
18th Jul 20256012 PMAQI
18th Jul 2025611 PMAQI
18th Jul 2025632 PMAQI
18th Jul 2025563 PMAQI
18th Jul 2025614 PMAQI
18th Jul 2025555 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025547 PMAQI
18th Jul 2025588 PMAQI
18th Jul 2025599 PMAQI
18th Jul 20255810 PMAQI
18th Jul 20255811 PMAQI
19th Jul 20256012 AMAQI
19th Jul 2025591 AMAQI
19th Jul 2025592 AMAQI
19th Jul 2025583 AMAQI

25°C22/27°C

19th Jul 2025584 AMAQI
19th Jul 2025585 AMAQI
19th Jul 2025596 AMAQI
19th Jul 2025587 AMAQI
19th Jul 2025668 AMAQI
19th Jul 2025609 AMAQI
19th Jul 20254810 AMAQI
19th Jul 20256111 AMAQI
19th Jul 20255212 PMAQI
19th Jul 2025471 PMAQI
19th Jul 2025462 PMAQI
19th Jul 2025493 PMAQI
19th Jul 2025484 PMAQI
19th Jul 2025435 PMAQI
19th Jul 2025426 PMAQI
19th Jul 2025447 PMAQI
19th Jul 2025578 PMAQI
19th Jul 2025589 PMAQI
19th Jul 20255910 PMAQI
19th Jul 20255911 PMAQI
20th Jul 20255812 AMAQI
20th Jul 2025581 AMAQI
20th Jul 2025582 AMAQI
20th Jul 2025583 AMAQI

25°C23/27°C

20th Jul 2025584 AMAQI
20th Jul 2025585 AMAQI
20th Jul 2025586 AMAQI
20th Jul 2025587 AMAQI
20th Jul 2025498 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20254111 AMAQI
20th Jul 20254912 PMAQI
20th Jul 2025501 PMAQI
20th Jul 2025502 PMAQI
20th Jul 2025503 PMAQI
20th Jul 2025554 PMAQI
20th Jul 2025535 PMAQI
20th Jul 2025526 PMAQI
20th Jul 2025547 PMAQI
20th Jul 2025568 PMAQI
20th Jul 2025579 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255711 PMAQI
21st Jul 20255812 AMAQI
21st Jul 2025581 AMAQI
21st Jul 2025582 AMAQI
21st Jul 2025583 AMAQI

26°C24/29°C

21st Jul 2025574 AMAQI
21st Jul 2025585 AMAQI
21st Jul 2025586 AMAQI
21st Jul 2025577 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20254010 AMAQI
21st Jul 20255111 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025521 PMAQI
21st Jul 2025492 PMAQI
21st Jul 2025443 PMAQI
21st Jul 2025434 PMAQI
21st Jul 2025485 PMAQI
21st Jul 2025506 PMAQI
21st Jul 2025557 PMAQI
21st Jul 2025578 PMAQI
21st Jul 2025579 PMAQI
21st Jul 20255610 PMAQI
21st Jul 20255711 PMAQI
22nd Jul 20255612 AMAQI
22nd Jul 2025561 AMAQI
22nd Jul 2025572 AMAQI
22nd Jul 2025573 AMAQI

24°C24/25°C

22nd Jul 2025574 AMAQI
22nd Jul 2025575 AMAQI
22nd Jul 2025576 AMAQI
22nd Jul 2025567 AMAQI
22nd Jul 2025508 AMAQI
22nd Jul 2025479 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025363 PMAQI
22nd Jul 2025364 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025558 PMAQI
22nd Jul 2025559 PMAQI
22nd Jul 20255510 PMAQI
22nd Jul 20255611 PMAQI
23rd Jul 20255612 AMAQI
23rd Jul 2025561 AMAQI
23rd Jul 2025562 AMAQI
23rd Jul 2025563 AMAQI

24°C23/26°C

23rd Jul 2025564 AMAQI
23rd Jul 2025565 AMAQI
23rd Jul 2025566 AMAQI
23rd Jul 2025567 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025329 AMAQI
23rd Jul 20252910 AMAQI
23rd Jul 20253811 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025471 PMAQI
23rd Jul 2025482 PMAQI
23rd Jul 2025463 PMAQI
23rd Jul 2025474 PMAQI
23rd Jul 2025485 PMAQI
23rd Jul 2025516 PMAQI
23rd Jul 2025537 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025569 PMAQI
23rd Jul 20255610 PMAQI
23rd Jul 20255611 PMAQI
24th Jul 20255512 AMAQI
24th Jul 2025551 AMAQI
24th Jul 2025562 AMAQI
24th Jul 2025563 AMAQI

25°C24/28°C

24th Jul 2025554 AMAQI
24th Jul 2025565 AMAQI
24th Jul 2025566 AMAQI
24th Jul 2025567 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20255010 AMAQI
24th Jul 20256011 AMAQI
24th Jul 20255112 PMAQI
24th Jul 2025541 PMAQI
24th Jul 2025552 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025616 PMAQI
24th Jul 2025617 PMAQI
24th Jul 2025568 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255510 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255612 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025552 AMAQI
25th Jul 2025553 AMAQI

26°C24/28°C

25th Jul 2025554 AMAQI
25th Jul 2025555 AMAQI
25th Jul 2025546 AMAQI
25th Jul 2025547 AMAQI
25th Jul 2025638 AMAQI
25th Jul 2025649 AMAQI
25th Jul 20256510 AMAQI
25th Jul 20256411 AMAQI
25th Jul 20256212 PMAQI
25th Jul 2025601 PMAQI
25th Jul 2025602 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025624 PMAQI
25th Jul 2025635 PMAQI
25th Jul 2025636 PMAQI
25th Jul 2025617 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255511 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025552 AMAQI
26th Jul 2025563 AMAQI

26°C24/28°C

26th Jul 2025564 AMAQI
26th Jul 2025565 AMAQI
26th Jul 2025566 AMAQI
26th Jul 2025567 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255911 AMAQI
26th Jul 20255512 PMAQI
26th Jul 2025551 PMAQI
26th Jul 2025552 PMAQI
26th Jul 2025543 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025557 PMAQI
26th Jul 2025568 PMAQI
26th Jul 2025569 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255611 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025561 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025563 AMAQI

26°C24/29°C

27th Jul 2025564 AMAQI
27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025558 AMAQI
27th Jul 2025539 AMAQI
27th Jul 20255210 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255712 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025542 PMAQI
27th Jul 2025553 PMAQI
27th Jul 2025584 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025606 PMAQI
27th Jul 2025647 PMAQI
27th Jul 2025578 PMAQI
27th Jul 2025579 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255711 PMAQI
28th Jul 20255712 AMAQI
28th Jul 2025551 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025563 AMAQI

27°C24/30°C

28th Jul 2025564 AMAQI
28th Jul 2025565 AMAQI
28th Jul 2025566 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025578 AMAQI
28th Jul 2025399 AMAQI
28th Jul 20253610 AMAQI
28th Jul 20253811 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025461 PMAQI
28th Jul 2025512 PMAQI
28th Jul 2025503 PMAQI
28th Jul 2025494 PMAQI
28th Jul 2025505 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025527 PMAQI
28th Jul 2025568 PMAQI
28th Jul 2025589 PMAQI
28th Jul 20255710 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025561 AMAQI
29th Jul 2025562 AMAQI
29th Jul 2025563 AMAQI

28°C25/30°C

29th Jul 2025564 AMAQI
29th Jul 2025565 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025498 AMAQI
29th Jul 2025369 AMAQI
29th Jul 20253310 AMAQI
29th Jul 20253911 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025532 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025554 PMAQI
29th Jul 2025565 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025557 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025569 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255611 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025561 AMAQI
30th Jul 2025562 AMAQI
30th Jul 2025563 AMAQI

27°C25/29°C

30th Jul 2025564 AMAQI
30th Jul 2025575 AMAQI
30th Jul 2025566 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025468 AMAQI
30th Jul 2025389 AMAQI
30th Jul 20253610 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20255012 PMAQI
30th Jul 2025511 PMAQI
30th Jul 2025512 PMAQI
30th Jul 2025473 PMAQI
30th Jul 2025444 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025446 PMAQI
30th Jul 2025497 PMAQI
30th Jul 2025538 PMAQI
30th Jul 2025559 PMAQI
30th Jul 20255610 PMAQI
30th Jul 20255511 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025561 AMAQI
31st Jul 2025562 AMAQI
31st Jul 2025563 AMAQI

26°C24/28°C

31st Jul 2025564 AMAQI
31st Jul 2025565 AMAQI
31st Jul 2025566 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255410 AMAQI
31st Jul 20255311 AMAQI
31st Jul 20255412 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025502 PMAQI
31st Jul 2025513 PMAQI
31st Jul 2025484 PMAQI
31st Jul 2025515 PMAQI
31st Jul 2025516 PMAQI
31st Jul 2025537 PMAQI
31st Jul 2025568 PMAQI
31st Jul 2025579 PMAQI
31st Jul 20255710 PMAQI
31st Jul 20255811 PMAQI
1st Aug 20255812 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025552 AMAQI
1st Aug 2025563 AMAQI

27°C24/29°C

1st Aug 2025564 AMAQI
1st Aug 2025575 AMAQI
1st Aug 2025576 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025618 AMAQI
1st Aug 2025639 AMAQI
1st Aug 20255410 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025521 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025573 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025565 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025598 PMAQI
1st Aug 2025599 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20255811 PMAQI
2nd Aug 20255812 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025563 AMAQI

27°C25/30°C

2nd Aug 2025564 AMAQI
2nd Aug 2025565 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025577 AMAQI
2nd Aug 2025588 AMAQI
2nd Aug 2025619 AMAQI
2nd Aug 20255910 AMAQI
2nd Aug 20256011 AMAQI
2nd Aug 20256312 PMAQI
2nd Aug 2025561 PMAQI
2nd Aug 2025552 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025584 PMAQI
2nd Aug 2025615 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025607 PMAQI
2nd Aug 2025628 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20255710 PMAQI
2nd Aug 20255711 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025571 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025583 AMAQI

27°C24/29°C

3rd Aug 2025584 AMAQI
3rd Aug 2025585 AMAQI
3rd Aug 2025586 AMAQI
3rd Aug 2025587 AMAQI
3rd Aug 2025578 AMAQI
3rd Aug 2025609 AMAQI
3rd Aug 20255610 AMAQI
3rd Aug 20256211 AMAQI
3rd Aug 20256112 PMAQI
3rd Aug 2025601 PMAQI
3rd Aug 2025632 PMAQI
3rd Aug 2025603 PMAQI
3rd Aug 2025554 PMAQI
3rd Aug 2025545 PMAQI
3rd Aug 2025466 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025559 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20255611 PMAQI
4th Aug 20255812 AMAQI
4th Aug 2025581 AMAQI
4th Aug 2025582 AMAQI
4th Aug 2025583 AMAQI

27°C25/29°C

4th Aug 2025594 AMAQI
4 AM
4th Aug 2025585 AMAQI
4th Aug 2025586 AMAQI
4th Aug 2025587 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025429 AMAQI
4th Aug 20254110 AMAQI
4th Aug 20254311 AMAQI
11 AM
4th Aug 20253412 PMAQI
4th Aug 2025321 PMAQI
4th Aug 2025332 PMAQI
4th Aug 2025293 PMAQI
7 PM
11 PM
3 AM

--°C/°C

Day time
Avg. Highest Time
4 AM - 7 AM

58AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
8 AM - 7 PM

54AQI

12 hours / Day
360 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 7 AM (Avg. 58), while the lowest AQI was between 8 AM to 7 PM (Avg. 54).
Night time
Avg. Highest Time
12 AM - 11 PM

58AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM

58AQI

8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 58), while the lowest AQI was between 12 AM to 11 PM (Avg. 58).

2025 Days Vs Air Quality

D D Port, Dalian, Liaoning, China

2025

6%

13

80%

171

14%

30

0.4%

1

Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)

Good
13 Days
Moderate
171 Days
Poor
30 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 6%

Health Risk Level:

Extreme

In 2025, 6% of 216 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

D D Port, Dalian, Liaoning, 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.

1st January 2025
76AQI
2nd January 2025
60AQI
3rd January 2025
55AQI
4th January 2025
110AQI
5th January 2025
144AQI
6th January 2025
78AQI
7th January 2025
80AQI
8th January 2025
54AQI
9th January 2025
50AQI
10th January 2025
57AQI
11th January 2025
73AQI
12th January 2025
84AQI
13th January 2025
118AQI
14th January 2025
71AQI
15th January 2025
63AQI
16th January 2025
74AQI
17th January 2025
62AQI
18th January 2025
125AQI
19th January 2025
109AQI
20th January 2025
101AQI
21st January 2025
107AQI
22nd January 2025
83AQI
23rd January 2025
78AQI
24th January 2025
104AQI
25th January 2025
129AQI
26th January 2025
149AQI
27th January 2025
83AQI
28th January 2025
96AQI
29th January 2025
93AQI
30th January 2025
69AQI
31st January 2025
96AQI
1st February 2025
90AQI
2nd February 2025
120AQI
3rd February 2025
59AQI
4th February 2025
62AQI
5th February 2025
50AQI
6th February 2025
58AQI
7th February 2025
45AQI
8th February 2025
50AQI
9th February 2025
58AQI
10th February 2025
84AQI
11th February 2025
77AQI
12th February 2025
68AQI
13th February 2025
99AQI
14th February 2025
132AQI
15th February 2025
101AQI
16th February 2025
80AQI
17th February 2025
61AQI
18th February 2025
62AQI
19th February 2025
60AQI
20th February 2025
61AQI
21st February 2025
64AQI
22nd February 2025
56AQI
23rd February 2025
54AQI
24th February 2025
64AQI
25th February 2025
100AQI
26th February 2025
104AQI
27th February 2025
145AQI
28th February 2025
137AQI
1st March 2025
119AQI
2nd March 2025
112AQI
3rd March 2025
90AQI
4th March 2025
72AQI
5th March 2025
84AQI
6th March 2025
78AQI
7th March 2025
102AQI
8th March 2025
123AQI
9th March 2025
145AQI
10th March 2025
154AQI
11th March 2025
132AQI
12th March 2025
111AQI
13th March 2025
80AQI
14th March 2025
88AQI
15th March 2025
90AQI
16th March 2025
69AQI
17th March 2025
82AQI
18th March 2025
68AQI
19th March 2025
100AQI
20th March 2025
125AQI
21st March 2025
75AQI
22nd March 2025
101AQI
23rd March 2025
130AQI
24th March 2025
98AQI
25th March 2025
130AQI
26th March 2025
127AQI
27th March 2025
84AQI
28th March 2025
65AQI
29th March 2025
57AQI
30th March 2025
62AQI
31st March 2025
104AQI
1st April 2025
92AQI
2nd April 2025
89AQI
3rd April 2025
94AQI
4th April 2025
87AQI
5th April 2025
71AQI
6th April 2025
84AQI
7th April 2025
85AQI
8th April 2025
78AQI
9th April 2025
78AQI
10th April 2025
88AQI
11th April 2025
71AQI
12th April 2025
67AQI
13th April 2025
46AQI
14th April 2025
59AQI
15th April 2025
60AQI
16th April 2025
77AQI
17th April 2025
84AQI
18th April 2025
66AQI
19th April 2025
88AQI
20th April 2025
90AQI
21st April 2025
72AQI
22nd April 2025
58AQI
23rd April 2025
68AQI
24th April 2025
52AQI
25th April 2025
47AQI
26th April 2025
83AQI
27th April 2025
61AQI
28th April 2025
71AQI
29th April 2025
83AQI
30th April 2025
86AQI
1st May 2025
64AQI
2nd May 2025
53AQI
3rd May 2025
50AQI
4th May 2025
55AQI
5th May 2025
54AQI
6th May 2025
60AQI
7th May 2025
65AQI
8th May 2025
55AQI
9th May 2025
63AQI
10th May 2025
63AQI
11th May 2025
92AQI
12th May 2025
85AQI
13th May 2025
88AQI
14th May 2025
81AQI
15th May 2025
85AQI
16th May 2025
58AQI
17th May 2025
68AQI
18th May 2025
63AQI
19th May 2025
70AQI
20th May 2025
72AQI
21st May 2025
67AQI
22nd May 2025
108AQI
23rd May 2025
80AQI
24th May 2025
88AQI
25th May 2025
85AQI
26th May 2025
89AQI
27th May 2025
82AQI
28th May 2025
78AQI
29th May 2025
72AQI
30th May 2025
78AQI
31st May 2025
83AQI
1st June 2025
83AQI
2nd June 2025
88AQI
3rd June 2025
47AQI
4th June 2025
61AQI
5th June 2025
60AQI
6th June 2025
76AQI
7th June 2025
69AQI
8th June 2025
69AQI
9th June 2025
58AQI
10th June 2025
43AQI
11th June 2025
59AQI
12th June 2025
54AQI
13th June 2025
51AQI
14th June 2025
44AQI
15th June 2025
48AQI
16th June 2025
48AQI
17th June 2025
59AQI
18th June 2025
60AQI
19th June 2025
59AQI
20th June 2025
57AQI
21st June 2025
58AQI
22nd June 2025
51AQI
23rd June 2025
55AQI
24th June 2025
55AQI
25th June 2025
56AQI
26th June 2025
58AQI
27th June 2025
58AQI
28th June 2025
65AQI
29th June 2025
60AQI
30th June 2025
58AQI
1st July 2025
59AQI
2nd July 2025
54AQI
3rd July 2025
52AQI
4th July 2025
57AQI
5th July 2025
63AQI
6th July 2025
60AQI
7th July 2025
58AQI
8th July 2025
57AQI
9th July 2025
61AQI
10th July 2025
64AQI
11th July 2025
61AQI
12th July 2025
60AQI
13th July 2025
63AQI
14th July 2025
57AQI
15th July 2025
57AQI
16th July 2025
54AQI
17th July 2025
56AQI
18th July 2025
59AQI
19th July 2025
55AQI
20th July 2025
54AQI
21st July 2025
54AQI
22nd July 2025
49AQI
23rd July 2025
52AQI
24th July 2025
55AQI
25th July 2025
58AQI
26th July 2025
56AQI
27th July 2025
56AQI
28th July 2025
53AQI
29th July 2025
54AQI
30th July 2025
52AQI
31st July 2025
55AQI
1st August 2025
57AQI
2nd August 2025
58AQI
3rd August 2025
58AQI

88AQI

79AQI

99AQI

75AQI

73AQI

59AQI

57AQI

58AQI

No. of days

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

202575AQI

1
20
10
3
19
6
17
13
1
2
28
1
29
1
5
25
1
30
3
13
171
30
1

Highest AQI recorded in

March

99AQI

Lowest AQI recorded in

July

57AQI

202473AQI

4
14
13
2
11
12
4
2
19
7
3
4
18
6
2
9
18
4
13
17
13
15
3
11
18
2
13
17
12
16
3
10
15
5
6
22
3
99
200
58
9

Highest AQI recorded in

February

104AQI

Lowest AQI recorded in

September

54AQI

202378AQI

7
17
5
1
1
2
13
10
3
2
14
15
2
15
9
4
2
25
3
1
3
27
13
16
1
10
21
9
19
2
11
17
3
8
14
5
2
7
10
11
3
76
208
64
14
1

Highest AQI recorded in

February

99AQI

Lowest AQI recorded in

August

58AQI

202273AQI

4
13
9
4
3
10
5
3
8
15
8
1
21
5
1
6
23
2
21
9
9
11
1
1
9
9
13
12
1
1
3
11
10
3
6
20
2
1
83
154
44
13

Highest AQI recorded in

August

122AQI

Lowest AQI recorded in

September

48AQI

202174AQI

7
16
5
3
4
13
8
3
14
9
6
2
3
22
5
6
20
4
1
11
18
1
22
9
10
17
1
13
17
13
15
2
1
8
13
6
3
12
11
7
1
109
185
48
18
2

Highest AQI recorded in

March

118AQI

Lowest AQI recorded in

July

46AQI

202070AQI

2
8
3
2
9
8
2
2
15
1
6
23
1
11
20
17
14
14
16
10
13
7
1
10
14
4
2
4
17
3
6
1
78
149
27
11
1

Highest AQI recorded in

April

98AQI

Lowest AQI recorded in

August

50AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
78AQI
Least Polluted Year Recorded
2020(Avg.)
70AQI

D D Port's annual 2025 AQI (75) shows an average percentage change of 2.1% (worsened AQI) compared to previous years: 2020 (70), 2021 (74), 2022 (73), 2023 (78), 2024 (73).