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+
September 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
27th Sep 2023
129AQILowest AQI recorded on
6th Sep 2024
23AQISame Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 56 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
D D Port, Dalian, Liaoning, China
AQI
Day
Night
.
5 AM21st Sep 2025
6 PM
4 AM22nd Sep 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
9AM21st Sep
67AQI
Avg. Lowest Time
5PM21st Sep
46AQI
In the last 24 hours,
D D Port's AQI reached its highest point of 67 at 9 AM during the Night, while the lowest point, 46, was recorded at 5 PM during the Night between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
D D Port, Dalian, Liaoning, China
AugSep
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd
Day
Night
23rd Aug 2025545 AMAQI
23rd Aug 2025546 AMAQI
23rd Aug 2025557 AMAQI
23rd Aug 2025718 AMAQI
23rd Aug 2025669 AMAQI
23rd Aug 20257210 AMAQI
23rd Aug 20256611 AMAQI
23rd Aug 20257012 PMAQI
23rd Aug 2025661 PMAQI
23rd Aug 2025622 PMAQI
23rd Aug 2025653 PMAQI
23rd Aug 2025644 PMAQI
23rd Aug 2025615 PMAQI
23rd Aug 2025606 PMAQI
23rd Aug 2025627 PMAQI
23rd Aug 2025628 PMAQI
23rd Aug 2025609 PMAQI
23rd Aug 20256010 PMAQI
23rd Aug 20255811 PMAQI
24th Aug 20255612 AMAQI
24th Aug 2025551 AMAQI
24th Aug 2025552 AMAQI
24th Aug 2025583 AMAQI
24th Aug 2025594 AMAQI
26°C24/29°C
24th Aug 2025585 AMAQI
24th Aug 2025596 AMAQI
24th Aug 2025587 AMAQI
24th Aug 2025548 AMAQI
24th Aug 2025549 AMAQI
24th Aug 20255210 AMAQI
24th Aug 20255511 AMAQI
24th Aug 20255612 PMAQI
24th Aug 2025551 PMAQI
24th Aug 2025552 PMAQI
24th Aug 2025593 PMAQI
24th Aug 2025584 PMAQI
24th Aug 2025625 PMAQI
24th Aug 2025596 PMAQI
24th Aug 2025577 PMAQI
24th Aug 2025618 PMAQI
24th Aug 2025599 PMAQI
24th Aug 20256210 PMAQI
24th Aug 20255811 PMAQI
25th Aug 20255612 AMAQI
25th Aug 2025571 AMAQI
25th Aug 2025582 AMAQI
25th Aug 2025583 AMAQI
25th Aug 2025584 AMAQI
26°C24/28°C
25th Aug 2025565 AMAQI
25th Aug 2025576 AMAQI
25th Aug 2025567 AMAQI
25th Aug 2025428 AMAQI
25th Aug 2025559 AMAQI
25th Aug 20255110 AMAQI
25th Aug 20255611 AMAQI
25th Aug 20255412 PMAQI
25th Aug 2025511 PMAQI
25th Aug 2025452 PMAQI
25th Aug 2025343 PMAQI
25th Aug 2025384 PMAQI
25th Aug 2025345 PMAQI
25th Aug 2025356 PMAQI
25th Aug 2025427 PMAQI
25th Aug 2025528 PMAQI
25th Aug 2025549 PMAQI
25th Aug 20255410 PMAQI
25th Aug 20255511 PMAQI
26th Aug 20255212 AMAQI
26th Aug 2025571 AMAQI
26th Aug 2025572 AMAQI
26th Aug 2025583 AMAQI
26th Aug 2025574 AMAQI
25°C23/26°C
26th Aug 2025575 AMAQI
26th Aug 2025566 AMAQI
26th Aug 2025567 AMAQI
26th Aug 2025558 AMAQI
26th Aug 2025469 AMAQI
26th Aug 20255010 AMAQI
26th Aug 20254511 AMAQI
26th Aug 20253912 PMAQI
26th Aug 2025341 PMAQI
26th Aug 2025362 PMAQI
26th Aug 2025413 PMAQI
26th Aug 2025384 PMAQI
26th Aug 2025455 PMAQI
26th Aug 2025406 PMAQI
26th Aug 2025557 PMAQI
26th Aug 2025548 PMAQI
26th Aug 2025579 PMAQI
26th Aug 20255610 PMAQI
26th Aug 20255911 PMAQI
27th Aug 20256212 AMAQI
27th Aug 2025561 AMAQI
27th Aug 2025572 AMAQI
27th Aug 2025563 AMAQI
27th Aug 2025554 AMAQI
25°C22/28°C
27th Aug 2025565 AMAQI
27th Aug 2025556 AMAQI
27th Aug 2025557 AMAQI
27th Aug 2025588 AMAQI
27th Aug 2025729 AMAQI
27th Aug 20257110 AMAQI
27th Aug 20256611 AMAQI
27th Aug 20255612 PMAQI
27th Aug 2025531 PMAQI
27th Aug 2025492 PMAQI
27th Aug 2025463 PMAQI
27th Aug 2025474 PMAQI
27th Aug 2025435 PMAQI
27th Aug 2025496 PMAQI
27th Aug 2025497 PMAQI
27th Aug 2025578 PMAQI
27th Aug 2025579 PMAQI
27th Aug 20255810 PMAQI
27th Aug 20255711 PMAQI
28th Aug 20255712 AMAQI
28th Aug 2025581 AMAQI
28th Aug 2025582 AMAQI
28th Aug 2025583 AMAQI
28th Aug 2025584 AMAQI
24°C23/25°C
28th Aug 2025585 AMAQI
28th Aug 2025586 AMAQI
28th Aug 2025587 AMAQI
28th Aug 2025378 AMAQI
28th Aug 2025389 AMAQI
28th Aug 20254410 AMAQI
28th Aug 20253111 AMAQI
28th Aug 20253812 PMAQI
28th Aug 2025501 PMAQI
28th Aug 2025392 PMAQI
28th Aug 2025463 PMAQI
28th Aug 2025404 PMAQI
28th Aug 2025445 PMAQI
28th Aug 2025396 PMAQI
28th Aug 2025487 PMAQI
28th Aug 2025548 PMAQI
28th Aug 2025549 PMAQI
28th Aug 20255510 PMAQI
28th Aug 20255311 PMAQI
29th Aug 20255612 AMAQI
29th Aug 2025581 AMAQI
29th Aug 2025582 AMAQI
29th Aug 2025563 AMAQI
29th Aug 2025544 AMAQI
24°C22/27°C
29th Aug 2025555 AMAQI
29th Aug 2025556 AMAQI
29th Aug 2025557 AMAQI
29th Aug 2025588 AMAQI
29th Aug 2025529 AMAQI
29th Aug 20255810 AMAQI
29th Aug 20255011 AMAQI
29th Aug 20254912 PMAQI
29th Aug 2025511 PMAQI
29th Aug 2025522 PMAQI
29th Aug 2025503 PMAQI
29th Aug 2025584 PMAQI
29th Aug 2025535 PMAQI
29th Aug 2025606 PMAQI
29th Aug 2025597 PMAQI
29th Aug 2025588 PMAQI
29th Aug 2025589 PMAQI
29th Aug 20256210 PMAQI
29th Aug 20256411 PMAQI
30th Aug 20255512 AMAQI
30th Aug 2025541 AMAQI
30th Aug 2025552 AMAQI
30th Aug 2025563 AMAQI
30th Aug 2025574 AMAQI
24°C21/27°C
30th Aug 2025565 AMAQI
30th Aug 2025566 AMAQI
30th Aug 2025567 AMAQI
30th Aug 2025708 AMAQI
30th Aug 2025629 AMAQI
30th Aug 20255610 AMAQI
30th Aug 20253811 AMAQI
30th Aug 20253812 PMAQI
30th Aug 2025361 PMAQI
30th Aug 2025352 PMAQI
30th Aug 2025493 PMAQI
30th Aug 2025344 PMAQI
30th Aug 2025415 PMAQI
30th Aug 2025476 PMAQI
30th Aug 2025517 PMAQI
30th Aug 2025548 PMAQI
30th Aug 2025529 PMAQI
30th Aug 20255410 PMAQI
30th Aug 20255211 PMAQI
31st Aug 20255412 AMAQI
31st Aug 2025581 AMAQI
31st Aug 2025562 AMAQI
31st Aug 2025563 AMAQI
31st Aug 2025554 AMAQI
24°C23/25°C
31st Aug 2025565 AMAQI
31st Aug 2025566 AMAQI
31st Aug 2025567 AMAQI
31st Aug 2025428 AMAQI
31st Aug 2025569 AMAQI
31st Aug 20254810 AMAQI
31st Aug 20254011 AMAQI
31st Aug 20254512 PMAQI
31st Aug 2025501 PMAQI
31st Aug 2025442 PMAQI
31st Aug 2025403 PMAQI
31st Aug 2025404 PMAQI
31st Aug 2025365 PMAQI
31st Aug 2025366 PMAQI
31st Aug 2025437 PMAQI
31st Aug 2025528 PMAQI
31st Aug 2025549 PMAQI
31st Aug 20255210 PMAQI
31st Aug 20255211 PMAQI
1st Sep 20255212 AMAQI
1st Sep 2025551 AMAQI
1st Sep 2025542 AMAQI
1st Sep 2025553 AMAQI
1st Sep 2025564 AMAQI
22°C20/22°C
1st Sep 2025575 AMAQI
1st Sep 2025586 AMAQI
1st Sep 2025567 AMAQI
1st Sep 2025698 AMAQI
1st Sep 2025699 AMAQI
1st Sep 20256010 AMAQI
1st Sep 20256011 AMAQI
1st Sep 20255612 PMAQI
1st Sep 2025561 PMAQI
1st Sep 2025562 PMAQI
1st Sep 2025583 PMAQI
1st Sep 2025584 PMAQI
1st Sep 2025615 PMAQI
1st Sep 2025626 PMAQI
1st Sep 2025577 PMAQI
1st Sep 2025598 PMAQI
1st Sep 2025619 PMAQI
1st Sep 20256510 PMAQI
1st Sep 20257511 PMAQI
2nd Sep 20256212 AMAQI
2nd Sep 2025561 AMAQI
2nd Sep 2025562 AMAQI
2nd Sep 2025583 AMAQI
2nd Sep 2025584 AMAQI
24°C21/26°C
2nd Sep 2025585 AMAQI
2nd Sep 2025606 AMAQI
2nd Sep 2025587 AMAQI
2nd Sep 2025838 AMAQI
2nd Sep 2025789 AMAQI
2nd Sep 20257910 AMAQI
2nd Sep 20258011 AMAQI
2nd Sep 20257712 PMAQI
2nd Sep 2025741 PMAQI
2nd Sep 2025732 PMAQI
2nd Sep 2025663 PMAQI
2nd Sep 2025704 PMAQI
2nd Sep 2025705 PMAQI
2nd Sep 2025756 PMAQI
2nd Sep 2025707 PMAQI
2nd Sep 2025738 PMAQI
2nd Sep 2025779 PMAQI
2nd Sep 20257810 PMAQI
2nd Sep 20257911 PMAQI
3rd Sep 20257812 AMAQI
3rd Sep 2025581 AMAQI
3rd Sep 2025582 AMAQI
3rd Sep 2025623 AMAQI
3rd Sep 2025644 AMAQI
25°C23/28°C
3rd Sep 2025645 AMAQI
3rd Sep 2025626 AMAQI
3rd Sep 2025627 AMAQI
3rd Sep 2025938 AMAQI
3rd Sep 2025909 AMAQI
3rd Sep 20257910 AMAQI
3rd Sep 20257611 AMAQI
3rd Sep 20256912 PMAQI
3rd Sep 2025791 PMAQI
3rd Sep 2025842 PMAQI
3rd Sep 2025783 PMAQI
3rd Sep 2025714 PMAQI
3rd Sep 2025695 PMAQI
3rd Sep 2025726 PMAQI
3rd Sep 2025727 PMAQI
3rd Sep 2025808 PMAQI
3rd Sep 2025809 PMAQI
3rd Sep 20258210 PMAQI
3rd Sep 20258211 PMAQI
4th Sep 20257312 AMAQI
4th Sep 2025661 AMAQI
4th Sep 2025662 AMAQI
4th Sep 2025683 AMAQI
4th Sep 2025724 AMAQI
24°C23/26°C
4th Sep 2025705 AMAQI
4th Sep 2025686 AMAQI
4th Sep 2025707 AMAQI
4th Sep 2025868 AMAQI
4th Sep 2025719 AMAQI
4th Sep 20256810 AMAQI
4th Sep 20256211 AMAQI
4th Sep 20256012 PMAQI
4th Sep 2025611 PMAQI
4th Sep 2025632 PMAQI
4th Sep 2025653 PMAQI
4th Sep 2025664 PMAQI
4th Sep 2025685 PMAQI
4th Sep 2025656 PMAQI
4th Sep 2025667 PMAQI
4th Sep 2025688 PMAQI
4th Sep 2025709 PMAQI
4th Sep 20256810 PMAQI
4th Sep 20256711 PMAQI
5th Sep 20257112 AMAQI
5th Sep 2025711 AMAQI
5th Sep 2025692 AMAQI
5th Sep 2025723 AMAQI
5th Sep 2025714 AMAQI
25°C22/27°C
5th Sep 2025705 AMAQI
5th Sep 2025716 AMAQI
5th Sep 2025727 AMAQI
5th Sep 2025748 AMAQI
5th Sep 2025669 AMAQI
5th Sep 20256810 AMAQI
5th Sep 20257211 AMAQI
5th Sep 20256912 PMAQI
5th Sep 2025661 PMAQI
5th Sep 2025662 PMAQI
5th Sep 2025643 PMAQI
5th Sep 2025634 PMAQI
5th Sep 2025665 PMAQI
5th Sep 2025636 PMAQI
5th Sep 2025647 PMAQI
5th Sep 2025698 PMAQI
5th Sep 2025749 PMAQI
5th Sep 20257310 PMAQI
5th Sep 20257211 PMAQI
6th Sep 20257212 AMAQI
6th Sep 2025801 AMAQI
6th Sep 2025872 AMAQI
6th Sep 2025883 AMAQI
6th Sep 2025784 AMAQI
25°C22/27°C
6th Sep 2025775 AMAQI
6th Sep 2025746 AMAQI
6th Sep 2025757 AMAQI
6th Sep 2025278 AMAQI
6th Sep 2025449 AMAQI
6th Sep 20254210 AMAQI
6th Sep 20253911 AMAQI
6th Sep 20254612 PMAQI
6th Sep 2025531 PMAQI
6th Sep 2025432 PMAQI
6th Sep 2025393 PMAQI
6th Sep 2025424 PMAQI
6th Sep 2025385 PMAQI
6th Sep 2025476 PMAQI
6th Sep 2025617 PMAQI
6th Sep 2025698 PMAQI
6th Sep 2025729 PMAQI
6th Sep 20256610 PMAQI
6th Sep 20257011 PMAQI
7th Sep 20257112 AMAQI
7th Sep 2025761 AMAQI
7th Sep 2025772 AMAQI
7th Sep 2025703 AMAQI
7th Sep 2025724 AMAQI
24°C22/26°C
7th Sep 2025725 AMAQI
7th Sep 2025726 AMAQI
7th Sep 2025717 AMAQI
7th Sep 2025628 AMAQI
7th Sep 2025579 AMAQI
7th Sep 20255610 AMAQI
7th Sep 20256011 AMAQI
7th Sep 20255412 PMAQI
7th Sep 2025581 PMAQI
7th Sep 2025572 PMAQI
7th Sep 2025573 PMAQI
7th Sep 2025564 PMAQI
7th Sep 2025555 PMAQI
7th Sep 2025546 PMAQI
7th Sep 2025637 PMAQI
7th Sep 2025668 PMAQI
7th Sep 2025669 PMAQI
7th Sep 20257110 PMAQI
7th Sep 20256811 PMAQI
8th Sep 20256912 AMAQI
8th Sep 2025721 AMAQI
8th Sep 2025742 AMAQI
8th Sep 2025703 AMAQI
8th Sep 2025704 AMAQI
25°C22/27°C
8th Sep 2025705 AMAQI
8th Sep 2025676 AMAQI
8th Sep 2025697 AMAQI
8th Sep 2025648 AMAQI
8th Sep 2025689 AMAQI
8th Sep 20257410 AMAQI
8th Sep 20256411 AMAQI
8th Sep 20255712 PMAQI
8th Sep 2025541 PMAQI
8th Sep 2025482 PMAQI
8th Sep 2025493 PMAQI
8th Sep 2025484 PMAQI
8th Sep 2025545 PMAQI
8th Sep 2025496 PMAQI
8th Sep 2025577 PMAQI
8th Sep 2025658 PMAQI
8th Sep 2025639 PMAQI
8th Sep 20256010 PMAQI
8th Sep 20256611 PMAQI
9th Sep 20256612 AMAQI
9th Sep 2025681 AMAQI
9th Sep 2025702 AMAQI
9th Sep 2025683 AMAQI
9th Sep 2025684 AMAQI
25°C23/27°C
9th Sep 2025685 AMAQI
9th Sep 2025676 AMAQI
9th Sep 2025677 AMAQI
9th Sep 2025878 AMAQI
9th Sep 2025909 AMAQI
9th Sep 20258910 AMAQI
9th Sep 20257611 AMAQI
9th Sep 20257412 PMAQI
9th Sep 2025741 PMAQI
9th Sep 2025812 PMAQI
9th Sep 2025843 PMAQI
9th Sep 2025904 PMAQI
9th Sep 2025885 PMAQI
9th Sep 2025866 PMAQI
9th Sep 2025787 PMAQI
9th Sep 2025688 PMAQI
9th Sep 2025729 PMAQI
9th Sep 20257410 PMAQI
9th Sep 20256411 PMAQI
10th Sep 20256812 AMAQI
10th Sep 2025671 AMAQI
10th Sep 2025672 AMAQI
10th Sep 2025683 AMAQI
10th Sep 2025704 AMAQI
24°C22/27°C
10th Sep 2025695 AMAQI
10th Sep 2025706 AMAQI
10th Sep 2025707 AMAQI
10th Sep 2025648 AMAQI
10th Sep 2025729 AMAQI
10th Sep 20256110 AMAQI
10th Sep 20255611 AMAQI
10th Sep 20255812 PMAQI
10th Sep 2025601 PMAQI
10th Sep 2025612 PMAQI
10th Sep 2025633 PMAQI
10th Sep 2025644 PMAQI
10th Sep 2025685 PMAQI
10th Sep 2025666 PMAQI
10th Sep 2025677 PMAQI
10th Sep 2025718 PMAQI
10th Sep 2025719 PMAQI
10th Sep 20257410 PMAQI
10th Sep 20257211 PMAQI
11th Sep 20257112 AMAQI
11th Sep 2025681 AMAQI
11th Sep 2025672 AMAQI
11th Sep 2025683 AMAQI
11th Sep 2025684 AMAQI
25°C23/27°C
11th Sep 2025685 AMAQI
11th Sep 2025686 AMAQI
11th Sep 2025687 AMAQI
11th Sep 2025808 AMAQI
11th Sep 2025909 AMAQI
11th Sep 20258210 AMAQI
11th Sep 20257711 AMAQI
11th Sep 20257112 PMAQI
11th Sep 2025681 PMAQI
11th Sep 2025682 PMAQI
11th Sep 2025683 PMAQI
11th Sep 2025664 PMAQI
11th Sep 2025725 PMAQI
11th Sep 2025646 PMAQI
11th Sep 2025667 PMAQI
11th Sep 2025698 PMAQI
11th Sep 2025709 PMAQI
11th Sep 20257210 PMAQI
11th Sep 20257111 PMAQI
12th Sep 20257112 AMAQI
12th Sep 2025671 AMAQI
12th Sep 2025682 AMAQI
12th Sep 2025703 AMAQI
12th Sep 2025714 AMAQI
25°C23/28°C
12th Sep 2025715 AMAQI
12th Sep 2025716 AMAQI
12th Sep 2025727 AMAQI
12th Sep 2025778 AMAQI
12th Sep 2025719 AMAQI
12th Sep 20256510 AMAQI
12th Sep 20257011 AMAQI
12th Sep 20257412 PMAQI
12th Sep 2025661 PMAQI
12th Sep 2025682 PMAQI
12th Sep 2025643 PMAQI
12th Sep 2025664 PMAQI
12th Sep 2025625 PMAQI
12th Sep 2025626 PMAQI
12th Sep 2025687 PMAQI
12th Sep 2025748 PMAQI
12th Sep 2025759 PMAQI
12th Sep 20257710 PMAQI
12th Sep 20257711 PMAQI
13th Sep 20257412 AMAQI
13th Sep 2025681 AMAQI
13th Sep 2025682 AMAQI
13th Sep 2025703 AMAQI
13th Sep 2025704 AMAQI
25°C22/28°C
13th Sep 2025715 AMAQI
13th Sep 2025706 AMAQI
13th Sep 2025707 AMAQI
13th Sep 2025648 AMAQI
13th Sep 2025819 AMAQI
13th Sep 20257810 AMAQI
13th Sep 20256111 AMAQI
13th Sep 20255312 PMAQI
13th Sep 2025511 PMAQI
13th Sep 2025492 PMAQI
13th Sep 2025513 PMAQI
13th Sep 2025494 PMAQI
13th Sep 2025545 PMAQI
13th Sep 2025526 PMAQI
13th Sep 2025647 PMAQI
13th Sep 2025668 PMAQI
13th Sep 2025689 PMAQI
13th Sep 20257110 PMAQI
13th Sep 20256711 PMAQI
14th Sep 20257012 AMAQI
14th Sep 2025711 AMAQI
14th Sep 2025692 AMAQI
14th Sep 2025713 AMAQI
14th Sep 2025734 AMAQI
24°C22/26°C
14th Sep 2025725 AMAQI
14th Sep 2025716 AMAQI
14th Sep 2025727 AMAQI
14th Sep 2025558 AMAQI
14th Sep 2025569 AMAQI
14th Sep 20256410 AMAQI
14th Sep 20256811 AMAQI
14th Sep 20255712 PMAQI
14th Sep 2025651 PMAQI
14th Sep 2025772 PMAQI
14th Sep 2025803 PMAQI
14th Sep 2025734 PMAQI
14th Sep 2025835 PMAQI
14th Sep 2025816 PMAQI
14th Sep 2025707 PMAQI
14th Sep 2025728 PMAQI
14th Sep 2025749 PMAQI
14th Sep 20258110 PMAQI
14th Sep 20257211 PMAQI
15th Sep 20257712 AMAQI
15th Sep 2025701 AMAQI
15th Sep 2025712 AMAQI
15th Sep 2025723 AMAQI
15th Sep 2025724 AMAQI
25°C23/27°C
15th Sep 2025715 AMAQI
15th Sep 2025726 AMAQI
15th Sep 2025727 AMAQI
15th Sep 2025658 AMAQI
15th Sep 2025589 AMAQI
15th Sep 20256010 AMAQI
15th Sep 20255811 AMAQI
15th Sep 20255512 PMAQI
15th Sep 2025581 PMAQI
15th Sep 2025622 PMAQI
15th Sep 2025633 PMAQI
15th Sep 2025664 PMAQI
15th Sep 2025685 PMAQI
15th Sep 2025666 PMAQI
15th Sep 2025687 PMAQI
15th Sep 2025678 PMAQI
15th Sep 2025599 PMAQI
15th Sep 20256110 PMAQI
15th Sep 20256911 PMAQI
16th Sep 20256712 AMAQI
16th Sep 2025711 AMAQI
16th Sep 2025722 AMAQI
16th Sep 2025723 AMAQI
16th Sep 2025714 AMAQI
24°C22/26°C
16th Sep 2025665 AMAQI
16th Sep 2025706 AMAQI
16th Sep 2025707 AMAQI
16th Sep 2025588 AMAQI
16th Sep 2025559 AMAQI
16th Sep 20254310 AMAQI
16th Sep 20252411 AMAQI
16th Sep 20252112 PMAQI
16th Sep 2025391 PMAQI
16th Sep 2025392 PMAQI
16th Sep 2025593 PMAQI
16th Sep 2025564 PMAQI
16th Sep 2025395 PMAQI
16th Sep 2025276 PMAQI
16th Sep 2025407 PMAQI
16th Sep 2025558 PMAQI
16th Sep 2025559 PMAQI
16th Sep 20255710 PMAQI
16th Sep 20255611 PMAQI
17th Sep 20256012 AMAQI
17th Sep 2025661 AMAQI
17th Sep 2025692 AMAQI
17th Sep 2025663 AMAQI
17th Sep 2025644 AMAQI
22°C19/26°C
17th Sep 2025645 AMAQI
17th Sep 2025646 AMAQI
17th Sep 2025647 AMAQI
17th Sep 2025328 AMAQI
17th Sep 2025199 AMAQI
17th Sep 20251710 AMAQI
17th Sep 20252011 AMAQI
17th Sep 20251912 PMAQI
17th Sep 2025191 PMAQI
17th Sep 2025182 PMAQI
17th Sep 2025163 PMAQI
17th Sep 2025204 PMAQI
17th Sep 2025185 PMAQI
17th Sep 2025206 PMAQI
17th Sep 2025437 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025529 PMAQI
17th Sep 20255310 PMAQI
17th Sep 20255211 PMAQI
18th Sep 20255212 AMAQI
18th Sep 2025641 AMAQI
18th Sep 2025642 AMAQI
18th Sep 2025623 AMAQI
18th Sep 2025584 AMAQI
19°C17/21°C
18th Sep 2025585 AMAQI
18th Sep 2025586 AMAQI
18th Sep 2025587 AMAQI
18th Sep 2025298 AMAQI
18th Sep 2025209 AMAQI
18th Sep 20252010 AMAQI
18th Sep 20252011 AMAQI
18th Sep 20252112 PMAQI
18th Sep 2025231 PMAQI
18th Sep 2025272 PMAQI
18th Sep 2025303 PMAQI
18th Sep 2025364 PMAQI
18th Sep 2025435 PMAQI
18th Sep 2025416 PMAQI
18th Sep 2025437 PMAQI
18th Sep 2025558 PMAQI
18th Sep 2025569 PMAQI
18th Sep 20255810 PMAQI
18th Sep 20255811 PMAQI
19th Sep 20255712 AMAQI
19th Sep 2025591 AMAQI
19th Sep 2025592 AMAQI
19th Sep 2025583 AMAQI
19th Sep 2025544 AMAQI
20°C17/22°C
19th Sep 2025545 AMAQI
19th Sep 2025546 AMAQI
19th Sep 2025547 AMAQI
19th Sep 2025608 AMAQI
19th Sep 2025639 AMAQI
19th Sep 20256010 AMAQI
19th Sep 20256111 AMAQI
19th Sep 20256112 PMAQI
19th Sep 2025581 PMAQI
19th Sep 2025602 PMAQI
19th Sep 2025563 PMAQI
19th Sep 2025574 PMAQI
19th Sep 2025555 PMAQI
19th Sep 2025566 PMAQI
19th Sep 2025587 PMAQI
19th Sep 2025588 PMAQI
19th Sep 2025589 PMAQI
19th Sep 20255810 PMAQI
19th Sep 20255711 PMAQI
20th Sep 20255812 AMAQI
20th Sep 2025571 AMAQI
20th Sep 2025562 AMAQI
20th Sep 2025573 AMAQI
20th Sep 2025594 AMAQI
20°C18/22°C
20th Sep 2025595 AMAQI
20th Sep 2025586 AMAQI
20th Sep 2025597 AMAQI
20th Sep 2025658 AMAQI
20th Sep 2025629 AMAQI
20th Sep 20255810 AMAQI
20th Sep 20255011 AMAQI
20th Sep 20255312 PMAQI
20th Sep 2025531 PMAQI
20th Sep 2025512 PMAQI
20th Sep 2025503 PMAQI
20th Sep 2025464 PMAQI
20th Sep 2025435 PMAQI
20th Sep 2025476 PMAQI
20th Sep 2025547 PMAQI
20th Sep 2025588 PMAQI
20th Sep 2025609 PMAQI
20th Sep 20256010 PMAQI
20th Sep 20256011 PMAQI
21st Sep 20255812 AMAQI
21st Sep 2025581 AMAQI
21st Sep 2025582 AMAQI
21st Sep 2025583 AMAQI
21st Sep 2025584 AMAQI
20°C17/23°C
21st Sep 2025585 AMAQI
21st Sep 2025586 AMAQI
21st Sep 2025587 AMAQI
21st Sep 2025638 AMAQI
21st Sep 2025679 AMAQI
21st Sep 20255810 AMAQI
21st Sep 20255611 AMAQI
21st Sep 20255612 PMAQI
21st Sep 2025521 PMAQI
21st Sep 2025532 PMAQI
21st Sep 2025533 PMAQI
21st Sep 2025504 PMAQI
21st Sep 2025465 PMAQI
21st Sep 2025476 PMAQI
21st Sep 2025527 PMAQI
21st Sep 2025588 PMAQI
21st Sep 2025609 PMAQI
21st Sep 20256010 PMAQI
21st Sep 20256011 PMAQI
22nd Sep 20256012 AMAQI
22nd Sep 2025591 AMAQI
22nd Sep 2025602 AMAQI
22nd Sep 2025603 AMAQI
22nd Sep 2025584 AMAQI
--°C/°C
5 AM
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
63AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
11 AM - 6 PM
54AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 63), while the lowest AQI was between 11 AM to 6 PM (Avg. 54).
Night time
Avg. Highest Time
12 AM - 4 AM
63AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
7 PM
58AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 63), while the lowest AQI was between 7 PM to 7 PM (Avg. 58).
2025 Days Vs Air Quality
D D Port, Dalian, Liaoning, China
2025
8%
21
80%
211
11%
30
0.3%
1
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Good
21 DaysModerate
211 DaysPoor
30 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 8%
Health Risk Level:
Extreme
In 2025, 8% of 264 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
76AQI
76AQI
2nd January 2025
60AQI
60AQI
3rd January 2025
55AQI
55AQI
4th January 2025
110AQI
110AQI
5th January 2025
144AQI
144AQI
6th January 2025
78AQI
78AQI
7th January 2025
80AQI
80AQI
8th January 2025
54AQI
54AQI
9th January 2025
50AQI
50AQI
10th January 2025
57AQI
57AQI
11th January 2025
73AQI
73AQI
12th January 2025
84AQI
84AQI
13th January 2025
118AQI
118AQI
14th January 2025
71AQI
71AQI
15th January 2025
63AQI
63AQI
16th January 2025
74AQI
74AQI
17th January 2025
62AQI
62AQI
18th January 2025
125AQI
125AQI
19th January 2025
109AQI
109AQI
20th January 2025
101AQI
101AQI
21st January 2025
107AQI
107AQI
22nd January 2025
83AQI
83AQI
23rd January 2025
78AQI
78AQI
24th January 2025
104AQI
104AQI
25th January 2025
129AQI
129AQI
26th January 2025
149AQI
149AQI
27th January 2025
83AQI
83AQI
28th January 2025
96AQI
96AQI
29th January 2025
93AQI
93AQI
30th January 2025
69AQI
69AQI
31st January 2025
96AQI
96AQI
1st February 2025
90AQI
90AQI
2nd February 2025
120AQI
120AQI
3rd February 2025
59AQI
59AQI
4th February 2025
62AQI
62AQI
5th February 2025
50AQI
50AQI
6th February 2025
58AQI
58AQI
7th February 2025
45AQI
45AQI
8th February 2025
50AQI
50AQI
9th February 2025
58AQI
58AQI
10th February 2025
84AQI
84AQI
11th February 2025
77AQI
77AQI
12th February 2025
68AQI
68AQI
13th February 2025
99AQI
99AQI
14th February 2025
132AQI
132AQI
15th February 2025
101AQI
101AQI
16th February 2025
80AQI
80AQI
17th February 2025
61AQI
61AQI
18th February 2025
62AQI
62AQI
19th February 2025
60AQI
60AQI
20th February 2025
61AQI
61AQI
21st February 2025
64AQI
64AQI
22nd February 2025
56AQI
56AQI
23rd February 2025
54AQI
54AQI
24th February 2025
64AQI
64AQI
25th February 2025
100AQI
100AQI
26th February 2025
104AQI
104AQI
27th February 2025
145AQI
145AQI
28th February 2025
137AQI
137AQI
1st March 2025
119AQI
119AQI
2nd March 2025
112AQI
112AQI
3rd March 2025
90AQI
90AQI
4th March 2025
72AQI
72AQI
5th March 2025
84AQI
84AQI
6th March 2025
78AQI
78AQI
7th March 2025
102AQI
102AQI
8th March 2025
123AQI
123AQI
9th March 2025
145AQI
145AQI
10th March 2025
154AQI
154AQI
11th March 2025
132AQI
132AQI
12th March 2025
111AQI
111AQI
13th March 2025
80AQI
80AQI
14th March 2025
88AQI
88AQI
15th March 2025
90AQI
90AQI
16th March 2025
69AQI
69AQI
17th March 2025
82AQI
82AQI
18th March 2025
68AQI
68AQI
19th March 2025
100AQI
100AQI
20th March 2025
125AQI
125AQI
21st March 2025
75AQI
75AQI
22nd March 2025
101AQI
101AQI
23rd March 2025
130AQI
130AQI
24th March 2025
98AQI
98AQI
25th March 2025
130AQI
130AQI
26th March 2025
127AQI
127AQI
27th March 2025
84AQI
84AQI
28th March 2025
65AQI
65AQI
29th March 2025
57AQI
57AQI
30th March 2025
62AQI
62AQI
31st March 2025
104AQI
104AQI
1st April 2025
92AQI
92AQI
2nd April 2025
89AQI
89AQI
3rd April 2025
94AQI
94AQI
4th April 2025
87AQI
87AQI
5th April 2025
71AQI
71AQI
6th April 2025
84AQI
84AQI
7th April 2025
85AQI
85AQI
8th April 2025
78AQI
78AQI
9th April 2025
78AQI
78AQI
10th April 2025
88AQI
88AQI
11th April 2025
71AQI
71AQI
12th April 2025
67AQI
67AQI
13th April 2025
46AQI
46AQI
14th April 2025
59AQI
59AQI
15th April 2025
60AQI
60AQI
16th April 2025
77AQI
77AQI
17th April 2025
84AQI
84AQI
18th April 2025
66AQI
66AQI
19th April 2025
88AQI
88AQI
20th April 2025
90AQI
90AQI
21st April 2025
72AQI
72AQI
22nd April 2025
58AQI
58AQI
23rd April 2025
68AQI
68AQI
24th April 2025
52AQI
52AQI
25th April 2025
47AQI
47AQI
26th April 2025
83AQI
83AQI
27th April 2025
61AQI
61AQI
28th April 2025
71AQI
71AQI
29th April 2025
83AQI
83AQI
30th April 2025
86AQI
86AQI
1st May 2025
64AQI
64AQI
2nd May 2025
53AQI
53AQI
3rd May 2025
50AQI
50AQI
4th May 2025
55AQI
55AQI
5th May 2025
54AQI
54AQI
6th May 2025
60AQI
60AQI
7th May 2025
65AQI
65AQI
8th May 2025
55AQI
55AQI
9th May 2025
63AQI
63AQI
10th May 2025
63AQI
63AQI
11th May 2025
92AQI
92AQI
12th May 2025
85AQI
85AQI
13th May 2025
88AQI
88AQI
14th May 2025
81AQI
81AQI
15th May 2025
85AQI
85AQI
16th May 2025
58AQI
58AQI
17th May 2025
68AQI
68AQI
18th May 2025
63AQI
63AQI
19th May 2025
70AQI
70AQI
20th May 2025
72AQI
72AQI
21st May 2025
67AQI
67AQI
22nd May 2025
108AQI
108AQI
23rd May 2025
80AQI
80AQI
24th May 2025
88AQI
88AQI
25th May 2025
85AQI
85AQI
26th May 2025
89AQI
89AQI
27th May 2025
82AQI
82AQI
28th May 2025
78AQI
78AQI
29th May 2025
72AQI
72AQI
30th May 2025
78AQI
78AQI
31st May 2025
83AQI
83AQI
1st June 2025
83AQI
83AQI
2nd June 2025
88AQI
88AQI
3rd June 2025
47AQI
47AQI
4th June 2025
61AQI
61AQI
5th June 2025
60AQI
60AQI
6th June 2025
76AQI
76AQI
7th June 2025
69AQI
69AQI
8th June 2025
69AQI
69AQI
9th June 2025
58AQI
58AQI
10th June 2025
43AQI
43AQI
11th June 2025
59AQI
59AQI
12th June 2025
54AQI
54AQI
13th June 2025
51AQI
51AQI
14th June 2025
44AQI
44AQI
15th June 2025
48AQI
48AQI
16th June 2025
48AQI
48AQI
17th June 2025
59AQI
59AQI
18th June 2025
60AQI
60AQI
19th June 2025
59AQI
59AQI
20th June 2025
57AQI
57AQI
21st June 2025
58AQI
58AQI
22nd June 2025
51AQI
51AQI
23rd June 2025
55AQI
55AQI
24th June 2025
55AQI
55AQI
25th June 2025
56AQI
56AQI
26th June 2025
58AQI
58AQI
27th June 2025
58AQI
58AQI
28th June 2025
65AQI
65AQI
29th June 2025
60AQI
60AQI
30th June 2025
58AQI
58AQI
1st July 2025
59AQI
59AQI
2nd July 2025
54AQI
54AQI
3rd July 2025
52AQI
52AQI
4th July 2025
57AQI
57AQI
5th July 2025
63AQI
63AQI
6th July 2025
60AQI
60AQI
7th July 2025
58AQI
58AQI
8th July 2025
57AQI
57AQI
9th July 2025
61AQI
61AQI
10th July 2025
64AQI
64AQI
11th July 2025
61AQI
61AQI
12th July 2025
60AQI
60AQI
13th July 2025
63AQI
63AQI
14th July 2025
57AQI
57AQI
15th July 2025
57AQI
57AQI
16th July 2025
54AQI
54AQI
17th July 2025
56AQI
56AQI
18th July 2025
59AQI
59AQI
19th July 2025
55AQI
55AQI
20th July 2025
54AQI
54AQI
21st July 2025
54AQI
54AQI
22nd July 2025
49AQI
49AQI
23rd July 2025
52AQI
52AQI
24th July 2025
55AQI
55AQI
25th July 2025
58AQI
58AQI
26th July 2025
56AQI
56AQI
27th July 2025
56AQI
56AQI
28th July 2025
53AQI
53AQI
29th July 2025
54AQI
54AQI
30th July 2025
52AQI
52AQI
31st July 2025
55AQI
55AQI
1st August 2025
57AQI
57AQI
2nd August 2025
58AQI
58AQI
3rd August 2025
57AQI
57AQI
4th August 2025
49AQI
49AQI
5th August 2025
54AQI
54AQI
6th August 2025
50AQI
50AQI
7th August 2025
51AQI
51AQI
8th August 2025
53AQI
53AQI
9th August 2025
48AQI
48AQI
10th August 2025
52AQI
52AQI
11th August 2025
55AQI
55AQI
12th August 2025
56AQI
56AQI
13th August 2025
52AQI
52AQI
14th August 2025
56AQI
56AQI
15th August 2025
54AQI
54AQI
16th August 2025
48AQI
48AQI
17th August 2025
53AQI
53AQI
18th August 2025
59AQI
59AQI
19th August 2025
56AQI
56AQI
20th August 2025
55AQI
55AQI
21st August 2025
56AQI
56AQI
22nd August 2025
53AQI
53AQI
23rd August 2025
60AQI
60AQI
24th August 2025
57AQI
57AQI
25th August 2025
51AQI
51AQI
26th August 2025
50AQI
50AQI
27th August 2025
57AQI
57AQI
28th August 2025
51AQI
51AQI
29th August 2025
56AQI
56AQI
30th August 2025
52AQI
52AQI
31st August 2025
49AQI
49AQI
1st September 2025
58AQI
58AQI
2nd September 2025
67AQI
67AQI
3rd September 2025
75AQI
75AQI
4th September 2025
70AQI
70AQI
5th September 2025
69AQI
69AQI
6th September 2025
64AQI
64AQI
7th September 2025
66AQI
66AQI
8th September 2025
64AQI
64AQI
9th September 2025
73AQI
73AQI
10th September 2025
68AQI
68AQI
11th September 2025
70AQI
70AQI
12th September 2025
71AQI
71AQI
13th September 2025
64AQI
64AQI
14th September 2025
73AQI
73AQI
15th September 2025
68AQI
68AQI
16th September 2025
54AQI
54AQI
17th September 2025
44AQI
44AQI
18th September 2025
46AQI
46AQI
19th September 2025
58AQI
58AQI
20th September 2025
56AQI
56AQI
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
88AQI
79AQI
99AQI
75AQI
73AQI
59AQI
57AQI
54AQI
64AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202572AQI
1
20
10
3
19
6
17
13
1
2
28
1
29
1
5
25
1
30
6
25
2
18
21
211
30
1
Highest AQI recorded in
March99AQI
Lowest AQI recorded in
August54AQI
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
February104AQI
Lowest AQI recorded in
September54AQI
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
February99AQI
Lowest AQI recorded in
August58AQI
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
August122AQI
Lowest AQI recorded in
September48AQI
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
March118AQI
Lowest AQI recorded in
July46AQI
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
April98AQI
Lowest AQI recorded in
August50AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
78AQILeast Polluted Year Recorded
2020(Avg.)
70AQID D Port's annual 2025 AQI (72) shows an average percentage change of -2.1% (improved AQI) compared to previous years: 2020 (70), 2021 (74), 2022 (73), 2023 (78), 2024 (73).
