Xijiao Chemical Station, 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+
September Air Quality Analysis
Xijiao Chemical Station, Yantai, Shandong, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
27th Sep 2023
118AQILowest AQI recorded on
26th Sep 2021
23AQISame Day Analysis (28th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 85 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Xijiao Chemical Station, Yantai, Shandong, China
AQI
Day
Night
.
5 AM29th Sep 2025
6 PM
4 AM30th Sep 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
3AM30th Sep
113AQI
Avg. Lowest Time
4PM29th Sep
20AQI
In the last 24 hours,
Xijiao Chemical Station's AQI reached its highest point of 113 at 3 AM during the Night, while the lowest point, 20, was recorded at 4 PM during the Night between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Xijiao Chemical Station, Yantai, Shandong, China
AugSep
31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th
Day
Night
31st Aug 2025565 AMAQI
31st Aug 2025566 AMAQI
31st Aug 2025577 AMAQI
31st Aug 2025448 AMAQI
31st Aug 2025509 AMAQI
31st Aug 20254610 AMAQI
31st Aug 20254811 AMAQI
31st Aug 20255912 PMAQI
31st Aug 2025581 PMAQI
31st Aug 2025572 PMAQI
31st Aug 2025503 PMAQI
31st Aug 2025484 PMAQI
31st Aug 2025565 PMAQI
31st Aug 2025546 PMAQI
31st Aug 2025547 PMAQI
31st Aug 2025548 PMAQI
31st Aug 2025549 PMAQI
31st Aug 20255610 PMAQI
31st Aug 20255511 PMAQI
1st Sep 20255412 AMAQI
1st Sep 2025541 AMAQI
1st Sep 2025542 AMAQI
1st Sep 2025553 AMAQI
1st Sep 2025544 AMAQI
24°C22/26°C
1st Sep 2025565 AMAQI
1st Sep 2025576 AMAQI
1st Sep 2025567 AMAQI
1st Sep 2025568 AMAQI
1st Sep 2025589 AMAQI
1st Sep 20255710 AMAQI
1st Sep 20255611 AMAQI
1st Sep 20255812 PMAQI
1st Sep 2025591 PMAQI
1st Sep 2025592 PMAQI
1st Sep 2025583 PMAQI
1st Sep 2025584 PMAQI
1st Sep 2025605 PMAQI
1st Sep 2025566 PMAQI
1st Sep 2025517 PMAQI
1st Sep 2025588 PMAQI
1st Sep 2025629 PMAQI
1st Sep 20256010 PMAQI
1st Sep 20256411 PMAQI
2nd Sep 20256012 AMAQI
2nd Sep 2025561 AMAQI
2nd Sep 2025562 AMAQI
2nd Sep 2025563 AMAQI
2nd Sep 2025564 AMAQI
24°C23/26°C
2nd Sep 2025565 AMAQI
2nd Sep 2025576 AMAQI
2nd Sep 2025567 AMAQI
2nd Sep 2025778 AMAQI
2nd Sep 2025749 AMAQI
2nd Sep 20257710 AMAQI
2nd Sep 20257311 AMAQI
2nd Sep 20257012 PMAQI
2nd Sep 2025681 PMAQI
2nd Sep 2025662 PMAQI
2nd Sep 2025633 PMAQI
2nd Sep 2025634 PMAQI
2nd Sep 2025625 PMAQI
2nd Sep 2025686 PMAQI
2nd Sep 2025647 PMAQI
2nd Sep 2025668 PMAQI
2nd Sep 2025679 PMAQI
2nd Sep 20257210 PMAQI
2nd Sep 20257111 PMAQI
3rd Sep 20256312 AMAQI
3rd Sep 2025551 AMAQI
3rd Sep 2025562 AMAQI
3rd Sep 2025613 AMAQI
3rd Sep 2025624 AMAQI
24°C22/27°C
3rd Sep 2025625 AMAQI
3rd Sep 2025616 AMAQI
3rd Sep 2025617 AMAQI
3rd Sep 2025828 AMAQI
3rd Sep 2025719 AMAQI
3rd Sep 20256910 AMAQI
3rd Sep 20256811 AMAQI
3rd Sep 20256412 PMAQI
3rd Sep 2025641 PMAQI
3rd Sep 2025732 PMAQI
3rd Sep 2025683 PMAQI
3rd Sep 2025624 PMAQI
3rd Sep 2025645 PMAQI
3rd Sep 2025666 PMAQI
3rd Sep 2025627 PMAQI
3rd Sep 2025658 PMAQI
3rd Sep 2025629 PMAQI
3rd Sep 20256310 PMAQI
3rd Sep 20256211 PMAQI
4th Sep 20256212 AMAQI
4th Sep 2025601 AMAQI
4th Sep 2025592 AMAQI
4th Sep 2025613 AMAQI
4th Sep 2025624 AMAQI
24°C21/26°C
4th Sep 2025625 AMAQI
4th Sep 2025626 AMAQI
4th Sep 2025627 AMAQI
4th Sep 2025808 AMAQI
4th Sep 2025729 AMAQI
4th Sep 20256310 AMAQI
4th Sep 20255611 AMAQI
4th Sep 20255712 PMAQI
4th Sep 2025621 PMAQI
4th Sep 2025602 PMAQI
4th Sep 2025603 PMAQI
4th Sep 2025574 PMAQI
4th Sep 2025535 PMAQI
4th Sep 2025506 PMAQI
4th Sep 2025487 PMAQI
4th Sep 2025498 PMAQI
4th Sep 2025539 PMAQI
4th Sep 20255210 PMAQI
4th Sep 20254611 PMAQI
5th Sep 20255512 AMAQI
5th Sep 2025611 AMAQI
5th Sep 2025612 AMAQI
5th Sep 2025613 AMAQI
5th Sep 2025624 AMAQI
24°C22/26°C
5th Sep 2025625 AMAQI
5th Sep 2025626 AMAQI
5th Sep 2025627 AMAQI
5th Sep 2025688 AMAQI
5th Sep 2025679 AMAQI
5th Sep 20255810 AMAQI
5th Sep 20256411 AMAQI
5th Sep 20256212 PMAQI
5th Sep 2025621 PMAQI
5th Sep 2025592 PMAQI
5th Sep 2025633 PMAQI
5th Sep 2025574 PMAQI
5th Sep 2025645 PMAQI
5th Sep 2025646 PMAQI
5th Sep 2025617 PMAQI
5th Sep 2025618 PMAQI
5th Sep 2025629 PMAQI
5th Sep 20256210 PMAQI
5th Sep 20256411 PMAQI
6th Sep 20255812 AMAQI
6th Sep 2025571 AMAQI
6th Sep 2025612 AMAQI
6th Sep 2025603 AMAQI
6th Sep 2025604 AMAQI
26°C24/28°C
6th Sep 2025605 AMAQI
6th Sep 2025636 AMAQI
6th Sep 2025627 AMAQI
6th Sep 2025528 AMAQI
6th Sep 2025509 AMAQI
6th Sep 20254910 AMAQI
6th Sep 20254411 AMAQI
6th Sep 20255912 PMAQI
6th Sep 2025641 PMAQI
6th Sep 2025542 PMAQI
6th Sep 2025613 PMAQI
6th Sep 2025564 PMAQI
6th Sep 2025535 PMAQI
6th Sep 2025566 PMAQI
6th Sep 2025607 PMAQI
6th Sep 2025648 PMAQI
6th Sep 2025689 PMAQI
6th Sep 20256410 PMAQI
6th Sep 20256511 PMAQI
7th Sep 20256712 AMAQI
7th Sep 2025621 AMAQI
7th Sep 2025582 AMAQI
7th Sep 2025623 AMAQI
7th Sep 2025644 AMAQI
24°C23/25°C
7th Sep 2025635 AMAQI
7th Sep 2025656 AMAQI
7th Sep 2025657 AMAQI
7th Sep 2025708 AMAQI
7th Sep 2025669 AMAQI
7th Sep 20256710 AMAQI
7th Sep 20256611 AMAQI
7th Sep 20256412 PMAQI
7th Sep 2025631 PMAQI
7th Sep 2025692 PMAQI
7th Sep 2025713 PMAQI
7th Sep 2025744 PMAQI
7th Sep 2025685 PMAQI
7th Sep 2025686 PMAQI
7th Sep 2025627 PMAQI
7th Sep 2025698 PMAQI
7th Sep 2025689 PMAQI
7th Sep 20256710 PMAQI
7th Sep 20256411 PMAQI
8th Sep 20256312 AMAQI
8th Sep 2025601 AMAQI
8th Sep 2025602 AMAQI
8th Sep 2025653 AMAQI
8th Sep 2025684 AMAQI
24°C21/28°C
8th Sep 2025675 AMAQI
8th Sep 2025676 AMAQI
8th Sep 2025667 AMAQI
8th Sep 2025678 AMAQI
8th Sep 2025739 AMAQI
8th Sep 20257910 AMAQI
8th Sep 20256711 AMAQI
8th Sep 20256612 PMAQI
8th Sep 2025661 PMAQI
8th Sep 2025632 PMAQI
8th Sep 2025773 PMAQI
8th Sep 2025714 PMAQI
8th Sep 2025635 PMAQI
8th Sep 2025626 PMAQI
8th Sep 2025667 PMAQI
8th Sep 2025688 PMAQI
8th Sep 2025719 PMAQI
8th Sep 20256710 PMAQI
8th Sep 20257211 PMAQI
9th Sep 20257212 AMAQI
9th Sep 2025641 AMAQI
9th Sep 2025642 AMAQI
9th Sep 2025663 AMAQI
9th Sep 2025674 AMAQI
23°C20/26°C
9th Sep 2025675 AMAQI
9th Sep 2025686 AMAQI
9th Sep 2025667 AMAQI
9th Sep 2025828 AMAQI
9th Sep 2025869 AMAQI
9th Sep 20259310 AMAQI
9th Sep 20258411 AMAQI
9th Sep 20258312 PMAQI
9th Sep 2025791 PMAQI
9th Sep 2025872 PMAQI
9th Sep 2025873 PMAQI
9th Sep 2025914 PMAQI
9th Sep 2025855 PMAQI
9th Sep 20251006 PMAQI
9th Sep 2025827 PMAQI
9th Sep 2025788 PMAQI
9th Sep 2025749 PMAQI
9th Sep 20257810 PMAQI
9th Sep 20256611 PMAQI
10th Sep 20256812 AMAQI
10th Sep 2025681 AMAQI
10th Sep 2025682 AMAQI
10th Sep 2025683 AMAQI
10th Sep 2025714 AMAQI
24°C21/27°C
10th Sep 2025705 AMAQI
10th Sep 2025706 AMAQI
10th Sep 2025707 AMAQI
10th Sep 2025718 AMAQI
10th Sep 2025749 AMAQI
10th Sep 20256610 AMAQI
10th Sep 20256411 AMAQI
10th Sep 20256712 PMAQI
10th Sep 2025701 PMAQI
10th Sep 2025642 PMAQI
10th Sep 2025643 PMAQI
10th Sep 2025674 PMAQI
10th Sep 2025645 PMAQI
10th Sep 2025686 PMAQI
10th Sep 2025687 PMAQI
10th Sep 2025728 PMAQI
10th Sep 2025709 PMAQI
10th Sep 20257310 PMAQI
10th Sep 20257211 PMAQI
11th Sep 20257412 AMAQI
11th Sep 2025701 AMAQI
11th Sep 2025682 AMAQI
11th Sep 2025683 AMAQI
11th Sep 2025684 AMAQI
24°C22/28°C
11th Sep 2025685 AMAQI
11th Sep 2025686 AMAQI
11th Sep 2025687 AMAQI
11th Sep 2025788 AMAQI
11th Sep 2025769 AMAQI
11th Sep 20257510 AMAQI
11th Sep 20258111 AMAQI
11th Sep 20257512 PMAQI
11th Sep 2025671 PMAQI
11th Sep 2025582 PMAQI
11th Sep 2025583 PMAQI
11th Sep 2025504 PMAQI
11th Sep 2025585 PMAQI
11th Sep 2025636 PMAQI
11th Sep 2025627 PMAQI
11th Sep 2025678 PMAQI
11th Sep 2025709 PMAQI
11th Sep 20257110 PMAQI
11th Sep 20257011 PMAQI
12th Sep 20256912 AMAQI
12th Sep 2025681 AMAQI
12th Sep 2025682 AMAQI
12th Sep 2025683 AMAQI
12th Sep 2025694 AMAQI
24°C22/28°C
12th Sep 2025705 AMAQI
12th Sep 2025686 AMAQI
12th Sep 2025697 AMAQI
12th Sep 2025818 AMAQI
12th Sep 2025769 AMAQI
12th Sep 20256910 AMAQI
12th Sep 20257611 AMAQI
12th Sep 20257512 PMAQI
12th Sep 2025641 PMAQI
12th Sep 2025642 PMAQI
12th Sep 2025623 PMAQI
12th Sep 2025654 PMAQI
12th Sep 2025585 PMAQI
12th Sep 2025586 PMAQI
12th Sep 2025567 PMAQI
12th Sep 2025638 PMAQI
12th Sep 2025609 PMAQI
12th Sep 20256010 PMAQI
12th Sep 20256311 PMAQI
13th Sep 20256212 AMAQI
13th Sep 2025641 AMAQI
13th Sep 2025682 AMAQI
13th Sep 2025693 AMAQI
13th Sep 2025714 AMAQI
23°C22/24°C
13th Sep 2025715 AMAQI
13th Sep 2025696 AMAQI
13th Sep 2025707 AMAQI
13th Sep 2025708 AMAQI
13th Sep 2025839 AMAQI
13th Sep 20258110 AMAQI
13th Sep 20256311 AMAQI
13th Sep 20255212 PMAQI
13th Sep 2025501 PMAQI
13th Sep 2025502 PMAQI
13th Sep 2025543 PMAQI
13th Sep 2025514 PMAQI
13th Sep 2025535 PMAQI
13th Sep 2025576 PMAQI
13th Sep 2025607 PMAQI
13th Sep 2025678 PMAQI
13th Sep 2025689 PMAQI
13th Sep 20256910 PMAQI
13th Sep 20256611 PMAQI
14th Sep 20257312 AMAQI
14th Sep 2025691 AMAQI
14th Sep 2025672 AMAQI
14th Sep 2025703 AMAQI
14th Sep 2025694 AMAQI
23°C22/26°C
14th Sep 2025705 AMAQI
14th Sep 2025706 AMAQI
14th Sep 2025697 AMAQI
14th Sep 2025718 AMAQI
14th Sep 2025819 AMAQI
14th Sep 20257510 AMAQI
14th Sep 20257511 AMAQI
14th Sep 20257512 PMAQI
14th Sep 2025821 PMAQI
14th Sep 2025702 PMAQI
14th Sep 2025743 PMAQI
14th Sep 2025744 PMAQI
14th Sep 2025735 PMAQI
14th Sep 2025766 PMAQI
14th Sep 2025697 PMAQI
14th Sep 2025728 PMAQI
14th Sep 2025729 PMAQI
14th Sep 20257010 PMAQI
14th Sep 20257111 PMAQI
15th Sep 20257212 AMAQI
15th Sep 2025681 AMAQI
15th Sep 2025682 AMAQI
15th Sep 2025723 AMAQI
15th Sep 2025724 AMAQI
25°C21/30°C
15th Sep 2025725 AMAQI
15th Sep 2025736 AMAQI
15th Sep 2025727 AMAQI
15th Sep 2025898 AMAQI
15th Sep 20251109 AMAQI
15th Sep 20257810 AMAQI
15th Sep 20256711 AMAQI
15th Sep 20257012 PMAQI
15th Sep 2025301 PMAQI
15th Sep 2025392 PMAQI
15th Sep 2025223 PMAQI
15th Sep 2025194 PMAQI
15th Sep 2025225 PMAQI
15th Sep 2025116 PMAQI
15th Sep 2025427 PMAQI
15th Sep 2025588 PMAQI
15th Sep 2025699 PMAQI
15th Sep 20256910 PMAQI
15th Sep 20257011 PMAQI
16th Sep 20256512 AMAQI
16th Sep 2025701 AMAQI
16th Sep 2025712 AMAQI
16th Sep 2025703 AMAQI
16th Sep 2025704 AMAQI
25°C23/29°C
16th Sep 2025705 AMAQI
16th Sep 2025706 AMAQI
16th Sep 2025707 AMAQI
16th Sep 2025658 AMAQI
16th Sep 2025589 AMAQI
16th Sep 20253510 AMAQI
16th Sep 20253011 AMAQI
16th Sep 20254412 PMAQI
16th Sep 2025781 PMAQI
16th Sep 2025992 PMAQI
16th Sep 20251073 PMAQI
16th Sep 20251084 PMAQI
16th Sep 2025905 PMAQI
16th Sep 2025446 PMAQI
16th Sep 2025567 PMAQI
16th Sep 2025588 PMAQI
16th Sep 2025599 PMAQI
16th Sep 20255710 PMAQI
16th Sep 20255511 PMAQI
17th Sep 20255612 AMAQI
17th Sep 2025671 AMAQI
17th Sep 2025692 AMAQI
17th Sep 2025693 AMAQI
17th Sep 2025684 AMAQI
24°C20/27°C
17th Sep 2025675 AMAQI
17th Sep 2025676 AMAQI
17th Sep 2025697 AMAQI
17th Sep 2025468 AMAQI
17th Sep 2025289 AMAQI
17th Sep 20251810 AMAQI
17th Sep 20251911 AMAQI
17th Sep 20252012 PMAQI
17th Sep 2025241 PMAQI
17th Sep 2025202 PMAQI
17th Sep 2025183 PMAQI
17th Sep 2025244 PMAQI
17th Sep 2025245 PMAQI
17th Sep 2025286 PMAQI
17th Sep 2025487 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025549 PMAQI
17th Sep 20255310 PMAQI
17th Sep 20255311 PMAQI
18th Sep 20255212 AMAQI
18th Sep 2025641 AMAQI
18th Sep 2025652 AMAQI
18th Sep 2025633 AMAQI
18th Sep 2025604 AMAQI
20°C17/21°C
18th Sep 2025595 AMAQI
18th Sep 2025596 AMAQI
18th Sep 2025607 AMAQI
18th Sep 2025288 AMAQI
18th Sep 2025199 AMAQI
18th Sep 20252010 AMAQI
18th Sep 20251611 AMAQI
18th Sep 20251912 PMAQI
18th Sep 2025181 PMAQI
18th Sep 2025192 PMAQI
18th Sep 2025183 PMAQI
18th Sep 2025194 PMAQI
18th Sep 2025185 PMAQI
18th Sep 2025206 PMAQI
18th Sep 2025367 PMAQI
18th Sep 2025528 PMAQI
18th Sep 2025529 PMAQI
18th Sep 20255210 PMAQI
18th Sep 20255111 PMAQI
19th Sep 20255112 AMAQI
19th Sep 2025601 AMAQI
19th Sep 2025602 AMAQI
19th Sep 2025583 AMAQI
19th Sep 2025554 AMAQI
21°C21/22°C
19th Sep 2025545 AMAQI
19th Sep 2025556 AMAQI
19th Sep 2025557 AMAQI
19th Sep 2025498 AMAQI
19th Sep 2025439 AMAQI
19th Sep 20254210 AMAQI
19th Sep 20253911 AMAQI
19th Sep 20255512 PMAQI
19th Sep 2025601 PMAQI
19th Sep 2025422 PMAQI
19th Sep 2025243 PMAQI
19th Sep 2025284 PMAQI
19th Sep 2025255 PMAQI
19th Sep 2025316 PMAQI
19th Sep 2025437 PMAQI
19th Sep 2025528 PMAQI
19th Sep 2025549 PMAQI
19th Sep 20255510 PMAQI
19th Sep 20255611 PMAQI
20th Sep 20256012 AMAQI
20th Sep 2025561 AMAQI
20th Sep 2025562 AMAQI
20th Sep 2025563 AMAQI
20th Sep 2025544 AMAQI
17°C15/19°C
20th Sep 2025555 AMAQI
20th Sep 2025546 AMAQI
20th Sep 2025547 AMAQI
20th Sep 2025668 AMAQI
20th Sep 2025659 AMAQI
20th Sep 20255710 AMAQI
20th Sep 20254911 AMAQI
20th Sep 20253612 PMAQI
20th Sep 2025361 PMAQI
20th Sep 2025422 PMAQI
20th Sep 2025423 PMAQI
20th Sep 2025394 PMAQI
20th Sep 2025395 PMAQI
20th Sep 2025416 PMAQI
20th Sep 2025507 PMAQI
20th Sep 2025538 PMAQI
20th Sep 2025539 PMAQI
20th Sep 20255310 PMAQI
20th Sep 20255611 PMAQI
21st Sep 20256112 AMAQI
21st Sep 2025561 AMAQI
21st Sep 2025562 AMAQI
21st Sep 2025553 AMAQI
21st Sep 2025554 AMAQI
20°C17/22°C
21st Sep 2025555 AMAQI
21st Sep 2025556 AMAQI
21st Sep 2025557 AMAQI
21st Sep 2025738 AMAQI
21st Sep 2025769 AMAQI
21st Sep 20256410 AMAQI
21st Sep 20256311 AMAQI
21st Sep 20255912 PMAQI
21st Sep 2025551 PMAQI
21st Sep 2025522 PMAQI
21st Sep 2025533 PMAQI
21st Sep 2025534 PMAQI
21st Sep 2025525 PMAQI
21st Sep 2025426 PMAQI
21st Sep 2025427 PMAQI
21st Sep 2025528 PMAQI
21st Sep 2025529 PMAQI
21st Sep 20255210 PMAQI
21st Sep 20255011 PMAQI
22nd Sep 20254912 AMAQI
22nd Sep 2025541 AMAQI
22nd Sep 2025542 AMAQI
22nd Sep 2025553 AMAQI
22nd Sep 2025574 AMAQI
21°C20/23°C
22nd Sep 2025575 AMAQI
22nd Sep 2025576 AMAQI
22nd Sep 2025577 AMAQI
22nd Sep 2025488 AMAQI
22nd Sep 2025359 AMAQI
22nd Sep 20255810 AMAQI
22nd Sep 20255411 AMAQI
22nd Sep 20253612 PMAQI
22nd Sep 2025331 PMAQI
22nd Sep 2025322 PMAQI
22nd Sep 2025343 PMAQI
22nd Sep 2025344 PMAQI
22nd Sep 2025365 PMAQI
22nd Sep 2025446 PMAQI
22nd Sep 2025507 PMAQI
22nd Sep 2025518 PMAQI
22nd Sep 2025529 PMAQI
22nd Sep 20254810 PMAQI
22nd Sep 20255211 PMAQI
23rd Sep 20255212 AMAQI
23rd Sep 2025541 AMAQI
23rd Sep 2025552 AMAQI
23rd Sep 2025543 AMAQI
23rd Sep 2025534 AMAQI
21°C19/23°C
23rd Sep 2025535 AMAQI
23rd Sep 2025536 AMAQI
23rd Sep 2025537 AMAQI
23rd Sep 2025358 AMAQI
23rd Sep 2025399 AMAQI
23rd Sep 20254210 AMAQI
23rd Sep 20253311 AMAQI
23rd Sep 20254312 PMAQI
23rd Sep 2025391 PMAQI
23rd Sep 2025292 PMAQI
23rd Sep 2025253 PMAQI
23rd Sep 2025224 PMAQI
23rd Sep 2025175 PMAQI
23rd Sep 2025176 PMAQI
23rd Sep 2025297 PMAQI
23rd Sep 2025398 PMAQI
23rd Sep 2025419 PMAQI
23rd Sep 20254210 PMAQI
23rd Sep 20253611 PMAQI
24th Sep 20253712 AMAQI
24th Sep 2025531 AMAQI
24th Sep 2025542 AMAQI
24th Sep 2025523 AMAQI
24th Sep 2025514 AMAQI
20°C19/20°C
24th Sep 2025515 AMAQI
24th Sep 2025516 AMAQI
24th Sep 2025517 AMAQI
24th Sep 2025408 AMAQI
24th Sep 2025339 AMAQI
24th Sep 20255210 AMAQI
24th Sep 20255011 AMAQI
24th Sep 20255312 PMAQI
24th Sep 2025621 PMAQI
24th Sep 2025622 PMAQI
24th Sep 2025583 PMAQI
24th Sep 2025534 PMAQI
24th Sep 2025525 PMAQI
24th Sep 2025616 PMAQI
24th Sep 2025647 PMAQI
24th Sep 2025678 PMAQI
24th Sep 2025649 PMAQI
24th Sep 20256410 PMAQI
24th Sep 20256711 PMAQI
25th Sep 20256212 AMAQI
25th Sep 2025521 AMAQI
25th Sep 2025502 AMAQI
25th Sep 2025523 AMAQI
25th Sep 2025524 AMAQI
21°C19/23°C
25th Sep 2025525 AMAQI
25th Sep 2025526 AMAQI
25th Sep 2025527 AMAQI
25th Sep 2025848 AMAQI
25th Sep 2025939 AMAQI
25th Sep 20258810 AMAQI
25th Sep 20259311 AMAQI
25th Sep 20259112 PMAQI
25th Sep 2025651 PMAQI
25th Sep 2025742 PMAQI
25th Sep 2025793 PMAQI
25th Sep 2025844 PMAQI
25th Sep 20251295 PMAQI
25th Sep 20251486 PMAQI
25th Sep 20251467 PMAQI
25th Sep 20251498 PMAQI
25th Sep 20251459 PMAQI
25th Sep 202513710 PMAQI
25th Sep 202513611 PMAQI
26th Sep 202512912 AMAQI
26th Sep 20251231 AMAQI
26th Sep 20251242 AMAQI
26th Sep 20251243 AMAQI
26th Sep 20251174 AMAQI
21°C19/24°C
26th Sep 20251135 AMAQI
26th Sep 20251086 AMAQI
26th Sep 20251037 AMAQI
26th Sep 20251028 AMAQI
26th Sep 2025969 AMAQI
26th Sep 20259410 AMAQI
26th Sep 20259911 AMAQI
26th Sep 202510412 PMAQI
26th Sep 20251061 PMAQI
26th Sep 2025952 PMAQI
26th Sep 2025963 PMAQI
26th Sep 2025944 PMAQI
26th Sep 20251135 PMAQI
26th Sep 20251426 PMAQI
26th Sep 20251427 PMAQI
26th Sep 20251318 PMAQI
26th Sep 20251309 PMAQI
26th Sep 20259610 PMAQI
26th Sep 20258211 PMAQI
27th Sep 20258312 AMAQI
27th Sep 2025821 AMAQI
27th Sep 2025682 AMAQI
27th Sep 2025663 AMAQI
27th Sep 2025674 AMAQI
22°C20/24°C
27th Sep 2025685 AMAQI
27th Sep 2025686 AMAQI
27th Sep 2025647 AMAQI
27th Sep 2025658 AMAQI
27th Sep 2025689 AMAQI
27th Sep 20257210 AMAQI
27th Sep 20257511 AMAQI
27th Sep 20256812 PMAQI
27th Sep 2025551 PMAQI
27th Sep 2025522 PMAQI
27th Sep 2025543 PMAQI
27th Sep 2025554 PMAQI
27th Sep 2025575 PMAQI
27th Sep 2025596 PMAQI
27th Sep 2025627 PMAQI
27th Sep 2025648 PMAQI
27th Sep 2025729 PMAQI
27th Sep 20259010 PMAQI
27th Sep 202510311 PMAQI
28th Sep 20258512 AMAQI
28th Sep 2025751 AMAQI
28th Sep 2025712 AMAQI
28th Sep 2025763 AMAQI
28th Sep 2025644 AMAQI
21°C20/23°C
28th Sep 2025455 AMAQI
28th Sep 2025736 AMAQI
28th Sep 2025727 AMAQI
28th Sep 2025698 AMAQI
28th Sep 2025669 AMAQI
28th Sep 20256810 AMAQI
28th Sep 20256311 AMAQI
28th Sep 20257812 PMAQI
28th Sep 20251021 PMAQI
28th Sep 20251132 PMAQI
28th Sep 20251053 PMAQI
28th Sep 20251014 PMAQI
28th Sep 20251095 PMAQI
28th Sep 20251166 PMAQI
28th Sep 20251197 PMAQI
28th Sep 20251198 PMAQI
28th Sep 20251199 PMAQI
28th Sep 202511310 PMAQI
28th Sep 20259911 PMAQI
29th Sep 202510012 AMAQI
29th Sep 20251021 AMAQI
29th Sep 20251002 AMAQI
29th Sep 20251023 AMAQI
29th Sep 2025994 AMAQI
20°C17/22°C
29th Sep 2025935 AMAQI
29th Sep 20251026 AMAQI
29th Sep 20251037 AMAQI
29th Sep 20251068 AMAQI
29th Sep 20251069 AMAQI
29th Sep 20259310 AMAQI
29th Sep 20259011 AMAQI
29th Sep 20256312 PMAQI
29th Sep 2025471 PMAQI
29th Sep 2025212 PMAQI
29th Sep 2025203 PMAQI
29th Sep 2025204 PMAQI
29th Sep 2025325 PMAQI
29th Sep 2025536 PMAQI
29th Sep 2025547 PMAQI
29th Sep 2025638 PMAQI
29th Sep 2025829 PMAQI
29th Sep 20257410 PMAQI
29th Sep 20258211 PMAQI
30th Sep 20258412 AMAQI
30th Sep 2025981 AMAQI
30th Sep 2025952 AMAQI
30th Sep 20251133 AMAQI
30th Sep 20251074 AMAQI
--°C/°C
5 AM
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 AM
65AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
2 PM - 5 PM
58AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 AM (Avg. 65), while the lowest AQI was between 2 PM to 5 PM (Avg. 58).
Night time
Avg. Highest Time
8 PM - 11 PM
68AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM
64AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 68), while the lowest AQI was between 7 PM to 7 PM (Avg. 64).
2025 Days Vs Air Quality
Xijiao Chemical Station, Yantai, Shandong, China
2025
11%
29
79%
213
10%
28
0.3%
1
Total number of days with different AQI categories in last 272 days in 2025 (93 days remaining)
Good
29 DaysModerate
213 DaysPoor
28 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% of 272 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
Xijiao Chemical Station, 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
98AQI
98AQI
2nd January 2025
69AQI
69AQI
3rd January 2025
71AQI
71AQI
4th January 2025
105AQI
105AQI
5th January 2025
147AQI
147AQI
6th January 2025
67AQI
67AQI
7th January 2025
82AQI
82AQI
8th January 2025
50AQI
50AQI
9th January 2025
46AQI
46AQI
10th January 2025
53AQI
53AQI
11th January 2025
77AQI
77AQI
12th January 2025
95AQI
95AQI
13th January 2025
128AQI
128AQI
14th January 2025
95AQI
95AQI
15th January 2025
73AQI
73AQI
16th January 2025
78AQI
78AQI
17th January 2025
75AQI
75AQI
18th January 2025
127AQI
127AQI
19th January 2025
116AQI
116AQI
20th January 2025
102AQI
102AQI
21st January 2025
149AQI
149AQI
22nd January 2025
82AQI
82AQI
23rd January 2025
103AQI
103AQI
24th January 2025
81AQI
81AQI
25th January 2025
111AQI
111AQI
26th January 2025
108AQI
108AQI
27th January 2025
67AQI
67AQI
28th January 2025
70AQI
70AQI
29th January 2025
96AQI
96AQI
30th January 2025
75AQI
75AQI
31st January 2025
77AQI
77AQI
1st February 2025
88AQI
88AQI
2nd February 2025
111AQI
111AQI
3rd February 2025
60AQI
60AQI
4th February 2025
60AQI
60AQI
5th February 2025
53AQI
53AQI
6th February 2025
66AQI
66AQI
7th February 2025
46AQI
46AQI
8th February 2025
42AQI
42AQI
9th February 2025
59AQI
59AQI
10th February 2025
91AQI
91AQI
11th February 2025
69AQI
69AQI
12th February 2025
66AQI
66AQI
13th February 2025
82AQI
82AQI
14th February 2025
113AQI
113AQI
15th February 2025
82AQI
82AQI
16th February 2025
83AQI
83AQI
17th February 2025
51AQI
51AQI
18th February 2025
68AQI
68AQI
19th February 2025
64AQI
64AQI
20th February 2025
68AQI
68AQI
21st February 2025
68AQI
68AQI
22nd February 2025
52AQI
52AQI
23rd February 2025
60AQI
60AQI
24th February 2025
61AQI
61AQI
25th February 2025
113AQI
113AQI
26th February 2025
113AQI
113AQI
27th February 2025
145AQI
145AQI
28th February 2025
153AQI
153AQI
1st March 2025
129AQI
129AQI
2nd March 2025
130AQI
130AQI
3rd March 2025
76AQI
76AQI
4th March 2025
66AQI
66AQI
5th March 2025
56AQI
56AQI
6th March 2025
67AQI
67AQI
7th March 2025
95AQI
95AQI
8th March 2025
132AQI
132AQI
9th March 2025
143AQI
143AQI
10th March 2025
132AQI
132AQI
11th March 2025
94AQI
94AQI
12th March 2025
111AQI
111AQI
13th March 2025
74AQI
74AQI
14th March 2025
77AQI
77AQI
15th March 2025
84AQI
84AQI
16th March 2025
64AQI
64AQI
17th March 2025
74AQI
74AQI
18th March 2025
63AQI
63AQI
19th March 2025
94AQI
94AQI
20th March 2025
80AQI
80AQI
21st March 2025
74AQI
74AQI
22nd March 2025
81AQI
81AQI
23rd March 2025
99AQI
99AQI
24th March 2025
100AQI
100AQI
25th March 2025
108AQI
108AQI
26th March 2025
119AQI
119AQI
27th March 2025
100AQI
100AQI
28th March 2025
62AQI
62AQI
29th March 2025
62AQI
62AQI
30th March 2025
72AQI
72AQI
31st March 2025
94AQI
94AQI
1st April 2025
99AQI
99AQI
2nd April 2025
73AQI
73AQI
3rd April 2025
90AQI
90AQI
4th April 2025
75AQI
75AQI
5th April 2025
71AQI
71AQI
6th April 2025
67AQI
67AQI
7th April 2025
103AQI
103AQI
8th April 2025
64AQI
64AQI
9th April 2025
78AQI
78AQI
10th April 2025
91AQI
91AQI
11th April 2025
70AQI
70AQI
12th April 2025
98AQI
98AQI
13th April 2025
60AQI
60AQI
14th April 2025
52AQI
52AQI
15th April 2025
74AQI
74AQI
16th April 2025
79AQI
79AQI
17th April 2025
108AQI
108AQI
18th April 2025
72AQI
72AQI
19th April 2025
86AQI
86AQI
20th April 2025
79AQI
79AQI
21st April 2025
71AQI
71AQI
22nd April 2025
61AQI
61AQI
23rd April 2025
70AQI
70AQI
24th April 2025
58AQI
58AQI
25th April 2025
56AQI
56AQI
26th April 2025
71AQI
71AQI
27th April 2025
78AQI
78AQI
28th April 2025
63AQI
63AQI
29th April 2025
75AQI
75AQI
30th April 2025
78AQI
78AQI
1st May 2025
71AQI
71AQI
2nd May 2025
56AQI
56AQI
3rd May 2025
55AQI
55AQI
4th May 2025
59AQI
59AQI
5th May 2025
50AQI
50AQI
6th May 2025
54AQI
54AQI
7th May 2025
73AQI
73AQI
8th May 2025
58AQI
58AQI
9th May 2025
61AQI
61AQI
10th May 2025
63AQI
63AQI
11th May 2025
70AQI
70AQI
12th May 2025
75AQI
75AQI
13th May 2025
80AQI
80AQI
14th May 2025
90AQI
90AQI
15th May 2025
72AQI
72AQI
16th May 2025
75AQI
75AQI
17th May 2025
65AQI
65AQI
18th May 2025
66AQI
66AQI
19th May 2025
86AQI
86AQI
20th May 2025
87AQI
87AQI
21st May 2025
73AQI
73AQI
22nd May 2025
110AQI
110AQI
23rd May 2025
77AQI
77AQI
24th May 2025
90AQI
90AQI
25th May 2025
80AQI
80AQI
26th May 2025
98AQI
98AQI
27th May 2025
104AQI
104AQI
28th May 2025
81AQI
81AQI
29th May 2025
79AQI
79AQI
30th May 2025
84AQI
84AQI
31st May 2025
84AQI
84AQI
1st June 2025
82AQI
82AQI
2nd June 2025
71AQI
71AQI
3rd June 2025
55AQI
55AQI
4th June 2025
52AQI
52AQI
5th June 2025
69AQI
69AQI
6th June 2025
76AQI
76AQI
7th June 2025
74AQI
74AQI
8th June 2025
63AQI
63AQI
9th June 2025
62AQI
62AQI
10th June 2025
59AQI
59AQI
11th June 2025
56AQI
56AQI
12th June 2025
48AQI
48AQI
13th June 2025
41AQI
41AQI
14th June 2025
40AQI
40AQI
15th June 2025
53AQI
53AQI
16th June 2025
53AQI
53AQI
17th June 2025
54AQI
54AQI
18th June 2025
62AQI
62AQI
19th June 2025
49AQI
49AQI
20th June 2025
58AQI
58AQI
21st June 2025
64AQI
64AQI
22nd June 2025
75AQI
75AQI
23rd June 2025
65AQI
65AQI
24th June 2025
64AQI
64AQI
25th June 2025
67AQI
67AQI
26th June 2025
75AQI
75AQI
27th June 2025
68AQI
68AQI
28th June 2025
76AQI
76AQI
29th June 2025
57AQI
57AQI
30th June 2025
53AQI
53AQI
1st July 2025
57AQI
57AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
63AQI
63AQI
4th July 2025
65AQI
65AQI
5th July 2025
67AQI
67AQI
6th July 2025
72AQI
72AQI
7th July 2025
59AQI
59AQI
8th July 2025
48AQI
48AQI
9th July 2025
65AQI
65AQI
10th July 2025
72AQI
72AQI
11th July 2025
63AQI
63AQI
12th July 2025
61AQI
61AQI
13th July 2025
60AQI
60AQI
14th July 2025
55AQI
55AQI
15th July 2025
52AQI
52AQI
16th July 2025
54AQI
54AQI
17th July 2025
54AQI
54AQI
18th July 2025
50AQI
50AQI
19th July 2025
51AQI
51AQI
20th July 2025
44AQI
44AQI
21st July 2025
45AQI
45AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
41AQI
41AQI
24th July 2025
48AQI
48AQI
25th July 2025
51AQI
51AQI
26th July 2025
56AQI
56AQI
27th July 2025
53AQI
53AQI
28th July 2025
51AQI
51AQI
29th July 2025
42AQI
42AQI
30th July 2025
47AQI
47AQI
31st July 2025
46AQI
46AQI
1st August 2025
57AQI
57AQI
2nd August 2025
58AQI
58AQI
3rd August 2025
58AQI
58AQI
4th August 2025
53AQI
53AQI
5th August 2025
55AQI
55AQI
6th August 2025
53AQI
53AQI
7th August 2025
50AQI
50AQI
8th August 2025
49AQI
49AQI
9th August 2025
42AQI
42AQI
10th August 2025
46AQI
46AQI
11th August 2025
54AQI
54AQI
12th August 2025
59AQI
59AQI
13th August 2025
55AQI
55AQI
14th August 2025
56AQI
56AQI
15th August 2025
52AQI
52AQI
16th August 2025
52AQI
52AQI
17th August 2025
54AQI
54AQI
18th August 2025
59AQI
59AQI
19th August 2025
58AQI
58AQI
20th August 2025
59AQI
59AQI
21st August 2025
62AQI
62AQI
22nd August 2025
59AQI
59AQI
23rd August 2025
63AQI
63AQI
24th August 2025
61AQI
61AQI
25th August 2025
59AQI
59AQI
26th August 2025
55AQI
55AQI
27th August 2025
59AQI
59AQI
28th August 2025
56AQI
56AQI
29th August 2025
58AQI
58AQI
30th August 2025
52AQI
52AQI
31st August 2025
55AQI
55AQI
1st September 2025
57AQI
57AQI
2nd September 2025
64AQI
64AQI
3rd September 2025
64AQI
64AQI
4th September 2025
57AQI
57AQI
5th September 2025
60AQI
60AQI
6th September 2025
59AQI
59AQI
7th September 2025
65AQI
65AQI
8th September 2025
67AQI
67AQI
9th September 2025
77AQI
77AQI
10th September 2025
69AQI
69AQI
11th September 2025
68AQI
68AQI
12th September 2025
66AQI
66AQI
13th September 2025
64AQI
64AQI
14th September 2025
72AQI
72AQI
15th September 2025
60AQI
60AQI
16th September 2025
66AQI
66AQI
17th September 2025
47AQI
47AQI
18th September 2025
42AQI
42AQI
19th September 2025
48AQI
48AQI
20th September 2025
51AQI
51AQI
21st September 2025
55AQI
55AQI
22nd September 2025
48AQI
48AQI
23rd September 2025
40AQI
40AQI
24th September 2025
55AQI
55AQI
25th September 2025
96AQI
96AQI
26th September 2025
116AQI
116AQI
27th September 2025
71AQI
71AQI
28th September 2025
85AQI
85AQI
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
89AQI
78AQI
91AQI
76AQI
75AQI
61AQI
54AQI
55AQI
64AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202572AQI
2
19
10
2
20
5
1
23
8
28
2
1
28
2
4
26
11
20
4
27
5
22
1
29
213
28
1
Highest AQI recorded in
March91AQI
Lowest AQI recorded in
July54AQI
202477AQI
4
12
10
5
4
13
7
3
2
1
13
14
3
3
19
8
3
23
5
8
21
1
9
19
3
8
22
1
9
21
7
19
4
1
6
19
4
1
3
22
6
65
223
63
13
2
Highest AQI recorded in
March103AQI
Lowest AQI recorded in
September54AQI
202382AQI
3
17
8
3
2
15
8
3
12
14
5
1
19
8
2
1
25
4
1
2
27
1
9
22
10
20
1
3
24
3
6
15
10
9
15
4
1
5
10
11
5
51
221
72
17
3
Highest AQI recorded in
March109AQI
Lowest AQI recorded in
July60AQI
202275AQI
5
16
7
3
2
11
3
3
1
19
10
1
3
22
4
1
6
18
7
15
15
9
11
1
1
13
15
15
13
2
1
8
12
6
2
9
12
7
3
86
164
48
14
Highest AQI recorded in
August117AQI
Lowest AQI recorded in
June53AQI
202179AQI
5
9
10
7
5
9
11
3
11
10
8
1
1
2
21
6
1
8
18
3
2
10
19
1
20
11
13
17
1
15
15
13
11
6
1
10
10
8
2
8
12
9
2
109
163
65
24
3
1
Highest AQI recorded in
March129AQI
Lowest AQI recorded in
July44AQI
202084AQI
1
8
4
1
7
11
2
15
3
4
17
7
2
8
16
6
1
9
22
6
24
6
16
7
2
8
13
6
2
1
2
12
9
5
3
45
150
53
14
4
Highest AQI recorded in
December118AQI
Lowest AQI recorded in
August63AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
84AQILeast Polluted Year Recorded
2025(Avg.)
72AQIXijiao Chemical Station's annual 2025 AQI (72) shows an average percentage change of -9.6% (improved AQI) compared to previous years: 2020 (84), 2021 (79), 2022 (75), 2023 (82), 2024 (77).
