Leling Second Middle School, Leling, 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+
November Air Quality Analysis
Leling Second Middle School, Leling, Shandong, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Nov 2023
236AQILowest AQI recorded on
7th Nov 2021
24AQISame Day Analysis (28th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 107 of Poor air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 28th Nov - 29th Nov 2025
Leling Second Middle School, Leling, Shandong, China
AQI
Day
Night
.
6 AM28th Nov 2025
5 PM
5 AM29th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
3AM29th Nov
167AQI
Avg. Lowest Time
6AM28th Nov
112AQI
In the last 24 hours,
Leling Second Middle School's AQI reached its highest point of 167 at 3 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 28th Nov and 29th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Leling Second Middle School, Leling, Shandong, China
OctNov
30th - 31st31st - 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
Day
Night
30th Oct 20251616 AMAQI
30th Oct 20251567 AMAQI
30th Oct 20251548 AMAQI
30th Oct 20251559 AMAQI
30th Oct 202515810 AMAQI
30th Oct 202515611 AMAQI
30th Oct 202515012 PMAQI
30th Oct 20251441 PMAQI
30th Oct 20251482 PMAQI
30th Oct 20251503 PMAQI
30th Oct 20251564 PMAQI
30th Oct 20251265 PMAQI
30th Oct 20251326 PMAQI
30th Oct 20251557 PMAQI
30th Oct 20251628 PMAQI
30th Oct 20251669 PMAQI
30th Oct 202516910 PMAQI
30th Oct 202516211 PMAQI
31st Oct 202515212 AMAQI
31st Oct 20251281 AMAQI
31st Oct 2025912 AMAQI
31st Oct 20251003 AMAQI
31st Oct 20251084 AMAQI
31st Oct 20251165 AMAQI
15°C11/20°C
31st Oct 20251196 AMAQI
31st Oct 20251127 AMAQI
31st Oct 20251068 AMAQI
31st Oct 2025899 AMAQI
31st Oct 20259310 AMAQI
31st Oct 20259911 AMAQI
31st Oct 20259812 PMAQI
31st Oct 20251101 PMAQI
31st Oct 20251282 PMAQI
31st Oct 20251293 PMAQI
31st Oct 20251264 PMAQI
31st Oct 20251295 PMAQI
31st Oct 20251376 PMAQI
31st Oct 20251457 PMAQI
31st Oct 20251488 PMAQI
31st Oct 20251489 PMAQI
31st Oct 202515610 PMAQI
31st Oct 202515611 PMAQI
1st Nov 202515712 AMAQI
1st Nov 20251571 AMAQI
1st Nov 20251582 AMAQI
1st Nov 20251583 AMAQI
1st Nov 20251604 AMAQI
1st Nov 20251695 AMAQI
14°C11/17°C
1st Nov 20251716 AMAQI
1st Nov 20251617 AMAQI
1st Nov 20251528 AMAQI
1st Nov 20251379 AMAQI
1st Nov 202512710 AMAQI
1st Nov 202514011 AMAQI
1st Nov 202515712 PMAQI
1st Nov 20251671 PMAQI
1st Nov 20251722 PMAQI
1st Nov 20251703 PMAQI
1st Nov 20251544 PMAQI
1st Nov 20251325 PMAQI
1st Nov 20251306 PMAQI
1st Nov 20251387 PMAQI
1st Nov 20251448 PMAQI
1st Nov 20251529 PMAQI
1st Nov 202515410 PMAQI
1st Nov 202515011 PMAQI
2nd Nov 202512012 AMAQI
2nd Nov 2025991 AMAQI
2nd Nov 2025782 AMAQI
2nd Nov 2025943 AMAQI
2nd Nov 2025944 AMAQI
2nd Nov 2025625 AMAQI
13°C8/18°C
2nd Nov 2025426 AMAQI
2nd Nov 2025497 AMAQI
2nd Nov 2025478 AMAQI
2nd Nov 2025479 AMAQI
2nd Nov 20254610 AMAQI
2nd Nov 20253611 AMAQI
2nd Nov 20253512 PMAQI
2nd Nov 2025351 PMAQI
2nd Nov 2025302 PMAQI
2nd Nov 2025293 PMAQI
2nd Nov 2025254 PMAQI
2nd Nov 2025225 PMAQI
2nd Nov 2025236 PMAQI
2nd Nov 2025447 PMAQI
2nd Nov 2025688 PMAQI
2nd Nov 2025669 PMAQI
2nd Nov 20256910 PMAQI
2nd Nov 20257611 PMAQI
3rd Nov 20257412 AMAQI
3rd Nov 2025771 AMAQI
3rd Nov 2025792 AMAQI
3rd Nov 2025783 AMAQI
3rd Nov 2025824 AMAQI
3rd Nov 2025825 AMAQI
10°C7/13°C
3rd Nov 2025776 AMAQI
3rd Nov 2025707 AMAQI
3rd Nov 2025798 AMAQI
3rd Nov 2025809 AMAQI
3rd Nov 20258510 AMAQI
3rd Nov 20258711 AMAQI
3rd Nov 20258812 PMAQI
3rd Nov 2025781 PMAQI
3rd Nov 2025762 PMAQI
3rd Nov 2025823 PMAQI
3rd Nov 2025764 PMAQI
3rd Nov 2025785 PMAQI
3rd Nov 2025806 PMAQI
3rd Nov 2025927 PMAQI
3rd Nov 20251258 PMAQI
3rd Nov 20251459 PMAQI
3rd Nov 202515010 PMAQI
3rd Nov 202514911 PMAQI
4th Nov 202515212 AMAQI
4th Nov 20251341 AMAQI
4th Nov 20251202 AMAQI
4th Nov 20251313 AMAQI
4th Nov 20251304 AMAQI
4th Nov 20251365 AMAQI
10°C5/16°C
4th Nov 20251346 AMAQI
4th Nov 20251407 AMAQI
4th Nov 20251488 AMAQI
4th Nov 20251489 AMAQI
4th Nov 202514910 AMAQI
4th Nov 202515211 AMAQI
4th Nov 202514812 PMAQI
4th Nov 20251411 PMAQI
4th Nov 20251372 PMAQI
4th Nov 20251383 PMAQI
4th Nov 20251364 PMAQI
4th Nov 20251385 PMAQI
4th Nov 20251476 PMAQI
4th Nov 20251577 PMAQI
4th Nov 20251588 PMAQI
4th Nov 20251609 PMAQI
4th Nov 202516710 PMAQI
4th Nov 202517011 PMAQI
5th Nov 202517312 AMAQI
5th Nov 20251701 AMAQI
5th Nov 20251702 AMAQI
5th Nov 20251663 AMAQI
5th Nov 20251664 AMAQI
5th Nov 20251665 AMAQI
13°C8/18°C
5th Nov 20251666 AMAQI
5th Nov 20251657 AMAQI
5th Nov 20251648 AMAQI
5th Nov 20251669 AMAQI
5th Nov 202516810 AMAQI
5th Nov 202516511 AMAQI
5th Nov 202516212 PMAQI
5th Nov 20251641 PMAQI
5th Nov 20251222 PMAQI
5th Nov 20251243 PMAQI
5th Nov 20251264 PMAQI
5th Nov 20251315 PMAQI
5th Nov 20251286 PMAQI
5th Nov 20251367 PMAQI
5th Nov 20251528 PMAQI
5th Nov 20251509 PMAQI
5th Nov 202516210 PMAQI
5th Nov 202516511 PMAQI
6th Nov 202516812 AMAQI
6th Nov 20251731 AMAQI
6th Nov 20251732 AMAQI
6th Nov 20251733 AMAQI
6th Nov 20251754 AMAQI
6th Nov 20251745 AMAQI
14°C10/19°C
6th Nov 20251726 AMAQI
6th Nov 20251767 AMAQI
6th Nov 20251738 AMAQI
6th Nov 20251749 AMAQI
6th Nov 202516710 AMAQI
6th Nov 202516611 AMAQI
6th Nov 202516712 PMAQI
6th Nov 20251661 PMAQI
6th Nov 20251762 PMAQI
6th Nov 20251753 PMAQI
6th Nov 2025844 PMAQI
6th Nov 2025745 PMAQI
6th Nov 2025726 PMAQI
6th Nov 2025907 PMAQI
6th Nov 2025948 PMAQI
6th Nov 20251279 PMAQI
6th Nov 202512910 PMAQI
6th Nov 202513511 PMAQI
7th Nov 202514412 AMAQI
7th Nov 20251591 AMAQI
7th Nov 20251582 AMAQI
7th Nov 20251623 AMAQI
7th Nov 20251614 AMAQI
7th Nov 20251615 AMAQI
13°C11/16°C
7th Nov 20251606 AMAQI
7th Nov 20251597 AMAQI
7th Nov 20251588 AMAQI
7th Nov 20251569 AMAQI
7th Nov 202515510 AMAQI
7th Nov 202515411 AMAQI
7th Nov 202515012 PMAQI
7th Nov 20251431 PMAQI
7th Nov 20251522 PMAQI
7th Nov 20251493 PMAQI
7th Nov 20251484 PMAQI
7th Nov 20251455 PMAQI
7th Nov 20251466 PMAQI
7th Nov 20251477 PMAQI
7th Nov 20251338 PMAQI
7th Nov 20251199 PMAQI
7th Nov 202512810 PMAQI
7th Nov 202512711 PMAQI
8th Nov 202513812 AMAQI
8th Nov 20251431 AMAQI
8th Nov 20251472 AMAQI
8th Nov 20251533 AMAQI
8th Nov 20251554 AMAQI
8th Nov 20251545 AMAQI
12°C11/14°C
8th Nov 20251526 AMAQI
8th Nov 20251547 AMAQI
8th Nov 20251568 AMAQI
8th Nov 20251569 AMAQI
8th Nov 202515710 AMAQI
8th Nov 202515811 AMAQI
8th Nov 202516112 PMAQI
8th Nov 20251541 PMAQI
8th Nov 20251552 PMAQI
8th Nov 20251563 PMAQI
8th Nov 20251554 PMAQI
8th Nov 20251515 PMAQI
8th Nov 20251516 PMAQI
8th Nov 20251507 PMAQI
8th Nov 20251508 PMAQI
8th Nov 20251509 PMAQI
8th Nov 202515310 PMAQI
8th Nov 202515411 PMAQI
9th Nov 202515312 AMAQI
9th Nov 20251551 AMAQI
9th Nov 20251562 AMAQI
9th Nov 20251543 AMAQI
9th Nov 20251474 AMAQI
9th Nov 20251315 AMAQI
13°C11/16°C
9th Nov 20251036 AMAQI
9th Nov 2025987 AMAQI
9th Nov 20251328 AMAQI
9th Nov 20251489 AMAQI
9th Nov 202514410 AMAQI
9th Nov 202511611 AMAQI
9th Nov 20259712 PMAQI
9th Nov 2025851 PMAQI
9th Nov 2025862 PMAQI
9th Nov 2025833 PMAQI
9th Nov 2025664 PMAQI
9th Nov 2025685 PMAQI
9th Nov 2025676 PMAQI
9th Nov 2025717 PMAQI
9th Nov 2025808 PMAQI
9th Nov 2025889 PMAQI
9th Nov 202510010 PMAQI
9th Nov 202512011 PMAQI
10th Nov 202512112 AMAQI
10th Nov 20251191 AMAQI
10th Nov 20251132 AMAQI
10th Nov 20251223 AMAQI
10th Nov 20251214 AMAQI
10th Nov 20251155 AMAQI
11°C8/15°C
10th Nov 20251166 AMAQI
10th Nov 20251147 AMAQI
10th Nov 20251208 AMAQI
10th Nov 20251179 AMAQI
10th Nov 202511710 AMAQI
10th Nov 202511411 AMAQI
10th Nov 202511012 PMAQI
10th Nov 2025951 PMAQI
10th Nov 2025892 PMAQI
10th Nov 2025723 PMAQI
10th Nov 2025934 PMAQI
10th Nov 20251055 PMAQI
10th Nov 20251116 PMAQI
10th Nov 20251177 PMAQI
10th Nov 20251178 PMAQI
10th Nov 20251109 PMAQI
10th Nov 202510910 PMAQI
10th Nov 202511311 PMAQI
11th Nov 202512312 AMAQI
11th Nov 20251201 AMAQI
11th Nov 20251162 AMAQI
11th Nov 20251253 AMAQI
11th Nov 20251254 AMAQI
11th Nov 20251265 AMAQI
10°C6/15°C
11th Nov 20251326 AMAQI
11th Nov 20251277 AMAQI
11th Nov 20251408 AMAQI
11th Nov 20251459 AMAQI
11th Nov 202513910 AMAQI
11th Nov 202512811 AMAQI
11th Nov 202511212 PMAQI
11th Nov 20251191 PMAQI
11th Nov 20251202 PMAQI
11th Nov 20251363 PMAQI
11th Nov 20251424 PMAQI
11th Nov 20251495 PMAQI
11th Nov 20251536 PMAQI
11th Nov 20251577 PMAQI
11th Nov 20251608 PMAQI
11th Nov 20251609 PMAQI
11th Nov 202516410 PMAQI
11th Nov 202516911 PMAQI
12th Nov 202517412 AMAQI
12th Nov 20251701 AMAQI
12th Nov 20251712 AMAQI
12th Nov 20251703 AMAQI
12th Nov 20251684 AMAQI
12th Nov 20251685 AMAQI
12°C9/17°C
12th Nov 20251686 AMAQI
12th Nov 20251667 AMAQI
12th Nov 20251648 AMAQI
12th Nov 20251619 AMAQI
12th Nov 202516110 AMAQI
12th Nov 202516011 AMAQI
12th Nov 202515912 PMAQI
12th Nov 20251331 PMAQI
12th Nov 20251332 PMAQI
12th Nov 20251543 PMAQI
12th Nov 20251524 PMAQI
12th Nov 20251565 PMAQI
12th Nov 20251566 PMAQI
12th Nov 20251557 PMAQI
12th Nov 20251568 PMAQI
12th Nov 20251629 PMAQI
12th Nov 202518210 PMAQI
12th Nov 202518411 PMAQI
13th Nov 202518012 AMAQI
13th Nov 20251711 AMAQI
13th Nov 20251582 AMAQI
13th Nov 20251573 AMAQI
13th Nov 20251614 AMAQI
13th Nov 20251555 AMAQI
13°C9/18°C
13th Nov 20251466 AMAQI
13th Nov 20251167 AMAQI
13th Nov 20251018 AMAQI
13th Nov 20251229 AMAQI
13th Nov 20258010 AMAQI
13th Nov 20257111 AMAQI
13th Nov 20256112 PMAQI
13th Nov 2025571 PMAQI
13th Nov 2025522 PMAQI
13th Nov 2025503 PMAQI
13th Nov 2025514 PMAQI
13th Nov 2025485 PMAQI
13th Nov 2025466 PMAQI
13th Nov 2025497 PMAQI
13th Nov 2025548 PMAQI
13th Nov 2025689 PMAQI
13th Nov 20257110 PMAQI
13th Nov 20257911 PMAQI
14th Nov 20259212 AMAQI
14th Nov 2025921 AMAQI
14th Nov 20251032 AMAQI
14th Nov 20251083 AMAQI
14th Nov 20251064 AMAQI
14th Nov 20251035 AMAQI
11°C7/15°C
14th Nov 20251156 AMAQI
14th Nov 20251337 AMAQI
14th Nov 20251248 AMAQI
14th Nov 20251229 AMAQI
14th Nov 202513110 AMAQI
14th Nov 202513211 AMAQI
14th Nov 202513112 PMAQI
14th Nov 20251341 PMAQI
14th Nov 20251462 PMAQI
14th Nov 20251433 PMAQI
14th Nov 20251414 PMAQI
14th Nov 20251375 PMAQI
14th Nov 20251286 PMAQI
14th Nov 20251247 PMAQI
14th Nov 20251458 PMAQI
14th Nov 20251519 PMAQI
14th Nov 202515610 PMAQI
14th Nov 202515911 PMAQI
15th Nov 202517112 AMAQI
15th Nov 20251741 AMAQI
15th Nov 20251802 AMAQI
15th Nov 20251923 AMAQI
15th Nov 20251924 AMAQI
15th Nov 20251925 AMAQI
12°C7/17°C
15th Nov 20252026 AMAQI
15th Nov 20252117 AMAQI
15th Nov 20252108 AMAQI
15th Nov 20252149 AMAQI
15th Nov 202521410 AMAQI
15th Nov 202521811 AMAQI
15th Nov 202522012 PMAQI
15th Nov 20252131 PMAQI
15th Nov 20251952 PMAQI
15th Nov 20251813 PMAQI
15th Nov 20251584 PMAQI
15th Nov 20251625 PMAQI
15th Nov 20251596 PMAQI
15th Nov 20251637 PMAQI
15th Nov 20251698 PMAQI
15th Nov 20251809 PMAQI
15th Nov 202518010 PMAQI
15th Nov 202518311 PMAQI
16th Nov 202518412 AMAQI
16th Nov 20251921 AMAQI
16th Nov 20251942 AMAQI
16th Nov 20251963 AMAQI
16th Nov 20251984 AMAQI
16th Nov 20252015 AMAQI
14°C10/19°C
16th Nov 20252036 AMAQI
16th Nov 20252197 AMAQI
16th Nov 20252108 AMAQI
16th Nov 20251909 AMAQI
16th Nov 202517410 AMAQI
16th Nov 202512511 AMAQI
16th Nov 20258912 PMAQI
16th Nov 2025751 PMAQI
16th Nov 2025712 PMAQI
16th Nov 2025663 PMAQI
16th Nov 2025624 PMAQI
16th Nov 2025625 PMAQI
16th Nov 2025586 PMAQI
16th Nov 2025507 PMAQI
16th Nov 2025528 PMAQI
16th Nov 2025559 PMAQI
16th Nov 20255410 PMAQI
16th Nov 20255411 PMAQI
17th Nov 20255212 AMAQI
17th Nov 2025531 AMAQI
17th Nov 2025472 AMAQI
17th Nov 2025433 AMAQI
17th Nov 2025484 AMAQI
17th Nov 2025455 AMAQI
9°C4/11°C
17th Nov 2025446 AMAQI
17th Nov 2025457 AMAQI
17th Nov 2025478 AMAQI
17th Nov 2025449 AMAQI
17th Nov 20254410 AMAQI
17th Nov 20253811 AMAQI
17th Nov 20253712 PMAQI
17th Nov 2025381 PMAQI
17th Nov 2025332 PMAQI
17th Nov 2025323 PMAQI
17th Nov 2025334 PMAQI
17th Nov 2025415 PMAQI
17th Nov 2025526 PMAQI
17th Nov 2025517 PMAQI
17th Nov 2025548 PMAQI
17th Nov 2025649 PMAQI
17th Nov 20257610 PMAQI
17th Nov 20258111 PMAQI
18th Nov 20257612 AMAQI
18th Nov 2025791 AMAQI
18th Nov 2025772 AMAQI
18th Nov 2025753 AMAQI
18th Nov 2025744 AMAQI
18th Nov 2025725 AMAQI
2°C0/4°C
18th Nov 2025656 AMAQI
18th Nov 2025657 AMAQI
18th Nov 2025678 AMAQI
18th Nov 2025689 AMAQI
18th Nov 20256910 AMAQI
18th Nov 20256511 AMAQI
18th Nov 20257012 PMAQI
18th Nov 2025661 PMAQI
18th Nov 2025602 PMAQI
18th Nov 2025563 PMAQI
18th Nov 2025544 PMAQI
18th Nov 2025485 PMAQI
18th Nov 2025456 PMAQI
18th Nov 2025507 PMAQI
18th Nov 2025578 PMAQI
18th Nov 2025839 PMAQI
18th Nov 20257610 PMAQI
18th Nov 20256811 PMAQI
19th Nov 20257012 AMAQI
19th Nov 2025911 AMAQI
19th Nov 2025962 AMAQI
19th Nov 2025943 AMAQI
19th Nov 2025954 AMAQI
19th Nov 2025895 AMAQI
2°C-3/7°C
19th Nov 2025936 AMAQI
19th Nov 2025957 AMAQI
19th Nov 2025948 AMAQI
19th Nov 2025899 AMAQI
19th Nov 202510210 AMAQI
19th Nov 202510211 AMAQI
19th Nov 20259512 PMAQI
19th Nov 2025881 PMAQI
19th Nov 2025852 PMAQI
19th Nov 2025763 PMAQI
19th Nov 2025714 PMAQI
19th Nov 2025685 PMAQI
19th Nov 2025736 PMAQI
19th Nov 2025727 PMAQI
19th Nov 2025828 PMAQI
19th Nov 2025919 PMAQI
19th Nov 20259810 PMAQI
19th Nov 202511511 PMAQI
20th Nov 202510512 AMAQI
20th Nov 20251111 AMAQI
20th Nov 20251282 AMAQI
20th Nov 20251143 AMAQI
20th Nov 20251374 AMAQI
20th Nov 20251365 AMAQI
6°C1/12°C
20th Nov 20251426 AMAQI
20th Nov 20251377 AMAQI
20th Nov 20251338 AMAQI
20th Nov 20251109 AMAQI
20th Nov 20259710 AMAQI
20th Nov 20259311 AMAQI
20th Nov 20258312 PMAQI
20th Nov 2025681 PMAQI
20th Nov 2025652 PMAQI
20th Nov 2025643 PMAQI
20th Nov 2025534 PMAQI
20th Nov 2025515 PMAQI
20th Nov 2025556 PMAQI
20th Nov 2025707 PMAQI
20th Nov 2025888 PMAQI
20th Nov 20251019 PMAQI
20th Nov 202511510 PMAQI
20th Nov 202510211 PMAQI
21st Nov 202510012 AMAQI
21st Nov 20251001 AMAQI
21st Nov 20251032 AMAQI
21st Nov 20251033 AMAQI
21st Nov 20251054 AMAQI
21st Nov 20251155 AMAQI
7°C3/12°C
21st Nov 20251206 AMAQI
21st Nov 20251207 AMAQI
21st Nov 20251318 AMAQI
21st Nov 20251309 AMAQI
21st Nov 202513910 AMAQI
21st Nov 202514611 AMAQI
21st Nov 202514512 PMAQI
21st Nov 20251331 PMAQI
21st Nov 20251182 PMAQI
21st Nov 20251153 PMAQI
21st Nov 20251104 PMAQI
21st Nov 2025895 PMAQI
21st Nov 2025946 PMAQI
21st Nov 20251057 PMAQI
21st Nov 20251078 PMAQI
21st Nov 20251299 PMAQI
21st Nov 202514610 PMAQI
21st Nov 202513911 PMAQI
22nd Nov 202513512 AMAQI
22nd Nov 20251481 AMAQI
22nd Nov 20251562 AMAQI
22nd Nov 20251573 AMAQI
22nd Nov 20251614 AMAQI
22nd Nov 20251625 AMAQI
8°C3/14°C
22nd Nov 20251626 AMAQI
22nd Nov 20251647 AMAQI
22nd Nov 20251718 AMAQI
22nd Nov 20251719 AMAQI
22nd Nov 202517610 AMAQI
22nd Nov 202517611 AMAQI
22nd Nov 202517512 PMAQI
22nd Nov 20251691 PMAQI
22nd Nov 20251642 PMAQI
22nd Nov 20251583 PMAQI
22nd Nov 20251564 PMAQI
22nd Nov 20251575 PMAQI
22nd Nov 20251516 PMAQI
22nd Nov 20251547 PMAQI
22nd Nov 20251528 PMAQI
22nd Nov 20251639 PMAQI
22nd Nov 202517010 PMAQI
22nd Nov 202517511 PMAQI
23rd Nov 202517712 AMAQI
23rd Nov 20251781 AMAQI
23rd Nov 20251722 AMAQI
23rd Nov 20251743 AMAQI
23rd Nov 20251744 AMAQI
23rd Nov 20251735 AMAQI
9°C4/15°C
23rd Nov 20251726 AMAQI
23rd Nov 20251727 AMAQI
23rd Nov 20251718 AMAQI
23rd Nov 20251719 AMAQI
23rd Nov 202517210 AMAQI
23rd Nov 202517511 AMAQI
23rd Nov 202517612 PMAQI
23rd Nov 20251701 PMAQI
23rd Nov 20251712 PMAQI
23rd Nov 20251653 PMAQI
23rd Nov 20251494 PMAQI
23rd Nov 20251525 PMAQI
23rd Nov 20251596 PMAQI
23rd Nov 20251677 PMAQI
23rd Nov 20251668 PMAQI
23rd Nov 20251649 PMAQI
23rd Nov 202516610 PMAQI
23rd Nov 202516911 PMAQI
24th Nov 202516812 AMAQI
24th Nov 20251661 AMAQI
24th Nov 20251702 AMAQI
24th Nov 20251693 AMAQI
24th Nov 20251704 AMAQI
24th Nov 20251725 AMAQI
10°C6/16°C
24th Nov 20251746 AMAQI
24th Nov 20251767 AMAQI
24th Nov 20251738 AMAQI
24th Nov 20251739 AMAQI
24th Nov 202517210 AMAQI
24th Nov 202516911 AMAQI
24th Nov 202516012 PMAQI
24th Nov 20251631 PMAQI
24th Nov 20251632 PMAQI
24th Nov 20251653 PMAQI
24th Nov 20251644 PMAQI
24th Nov 20251585 PMAQI
24th Nov 20251626 PMAQI
24th Nov 20251447 PMAQI
24th Nov 20251198 PMAQI
24th Nov 20251019 PMAQI
24th Nov 20259310 PMAQI
24th Nov 20256811 PMAQI
25th Nov 20256712 AMAQI
25th Nov 2025641 AMAQI
25th Nov 2025512 AMAQI
25th Nov 2025523 AMAQI
25th Nov 2025524 AMAQI
25th Nov 2025495 AMAQI
8°C4/13°C
25th Nov 2025526 AMAQI
25th Nov 2025487 AMAQI
25th Nov 2025458 AMAQI
25th Nov 2025459 AMAQI
25th Nov 20254910 AMAQI
25th Nov 20254811 AMAQI
25th Nov 20254912 PMAQI
25th Nov 2025401 PMAQI
25th Nov 2025502 PMAQI
25th Nov 2025463 PMAQI
25th Nov 2025464 PMAQI
25th Nov 2025525 PMAQI
25th Nov 2025576 PMAQI
25th Nov 2025627 PMAQI
25th Nov 2025678 PMAQI
25th Nov 2025759 PMAQI
25th Nov 20258610 PMAQI
25th Nov 20259111 PMAQI
26th Nov 202510612 AMAQI
26th Nov 20251171 AMAQI
26th Nov 20251262 AMAQI
26th Nov 20251293 AMAQI
26th Nov 20251294 AMAQI
26th Nov 20251265 AMAQI
4°C0/8°C
26th Nov 20251226 AMAQI
26th Nov 20251247 AMAQI
26th Nov 20251268 AMAQI
26th Nov 20251199 AMAQI
26th Nov 202512310 AMAQI
26th Nov 202512411 AMAQI
26th Nov 202512212 PMAQI
26th Nov 20251281 PMAQI
26th Nov 20251302 PMAQI
26th Nov 20251293 PMAQI
26th Nov 20251324 PMAQI
26th Nov 20251355 PMAQI
26th Nov 20251386 PMAQI
26th Nov 20251457 PMAQI
26th Nov 20251498 PMAQI
26th Nov 20251499 PMAQI
26th Nov 202515210 PMAQI
26th Nov 202516411 PMAQI
27th Nov 202516412 AMAQI
27th Nov 20251641 AMAQI
27th Nov 20251632 AMAQI
27th Nov 20251623 AMAQI
27th Nov 20251644 AMAQI
27th Nov 20251355 AMAQI
7°C1/13°C
27th Nov 20251066 AMAQI
27th Nov 2025957 AMAQI
27th Nov 2025698 AMAQI
27th Nov 2025649 AMAQI
27th Nov 20256210 AMAQI
27th Nov 20254911 AMAQI
27th Nov 20255412 PMAQI
27th Nov 2025511 PMAQI
27th Nov 2025502 PMAQI
27th Nov 2025433 PMAQI
27th Nov 2025424 PMAQI
27th Nov 2025465 PMAQI
27th Nov 2025476 PMAQI
27th Nov 2025567 PMAQI
27th Nov 2025638 PMAQI
27th Nov 2025769 PMAQI
27th Nov 20258710 PMAQI
27th Nov 20259411 PMAQI
28th Nov 20259812 AMAQI
28th Nov 20251111 AMAQI
28th Nov 20251062 AMAQI
28th Nov 20251083 AMAQI
28th Nov 20251104 AMAQI
28th Nov 20251125 AMAQI
4°C2/7°C
28th Nov 20251126 AMAQI
28th Nov 20251157 AMAQI
28th Nov 20251218 AMAQI
28th Nov 20251179 AMAQI
28th Nov 202512510 AMAQI
28th Nov 202512911 AMAQI
28th Nov 202512912 PMAQI
28th Nov 20251361 PMAQI
28th Nov 20251382 PMAQI
28th Nov 20251343 PMAQI
28th Nov 20251474 PMAQI
28th Nov 20251525 PMAQI
28th Nov 20251566 PMAQI
28th Nov 20251567 PMAQI
28th Nov 20251578 PMAQI
28th Nov 20251589 PMAQI
28th Nov 202516110 PMAQI
28th Nov 202516211 PMAQI
29th Nov 202516412 AMAQI
29th Nov 20251641 AMAQI
29th Nov 20251662 AMAQI
29th Nov 20251673 AMAQI
29th Nov 20251674 AMAQI
--°C/°C
6 AM
11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 10 AM
129AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
4 PM - 5 PM
106AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 129), while the lowest AQI was between 4 PM to 5 PM (Avg. 106).
Night time
Avg. Highest Time
12 AM - 5 AM
133AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
6 PM
107AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 133), while the lowest AQI was between 6 PM to 6 PM (Avg. 107).
2025 Days Vs Air Quality
Leling Second Middle School, Leling, Shandong, China
2025
2%
5
66%
220
26%
87
6%
20
Total number of days with different AQI categories in last 332 days in 2025 (33 days remaining)
Good
5 DaysModerate
220 DaysPoor
87 DaysUnhealthy
20 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2025, 2% of 332 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
Leling Second Middle School, Leling, 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
161AQI
161AQI
2nd January 2025
90AQI
90AQI
3rd January 2025
134AQI
134AQI
4th January 2025
152AQI
152AQI
5th January 2025
171AQI
171AQI
6th January 2025
81AQI
81AQI
7th January 2025
101AQI
101AQI
8th January 2025
60AQI
60AQI
9th January 2025
73AQI
73AQI
10th January 2025
86AQI
86AQI
11th January 2025
128AQI
128AQI
12th January 2025
107AQI
107AQI
13th January 2025
148AQI
148AQI
14th January 2025
107AQI
107AQI
15th January 2025
92AQI
92AQI
16th January 2025
109AQI
109AQI
17th January 2025
111AQI
111AQI
18th January 2025
147AQI
147AQI
19th January 2025
126AQI
126AQI
20th January 2025
139AQI
139AQI
21st January 2025
156AQI
156AQI
22nd January 2025
92AQI
92AQI
23rd January 2025
134AQI
134AQI
24th January 2025
119AQI
119AQI
25th January 2025
133AQI
133AQI
26th January 2025
118AQI
118AQI
27th January 2025
72AQI
72AQI
28th January 2025
111AQI
111AQI
29th January 2025
194AQI
194AQI
30th January 2025
123AQI
123AQI
31st January 2025
120AQI
120AQI
1st February 2025
101AQI
101AQI
2nd February 2025
146AQI
146AQI
3rd February 2025
67AQI
67AQI
4th February 2025
81AQI
81AQI
5th February 2025
58AQI
58AQI
6th February 2025
102AQI
102AQI
7th February 2025
48AQI
48AQI
8th February 2025
57AQI
57AQI
9th February 2025
83AQI
83AQI
10th February 2025
116AQI
116AQI
11th February 2025
133AQI
133AQI
12th February 2025
96AQI
96AQI
13th February 2025
135AQI
135AQI
14th February 2025
125AQI
125AQI
15th February 2025
142AQI
142AQI
16th February 2025
94AQI
94AQI
17th February 2025
84AQI
84AQI
18th February 2025
87AQI
87AQI
19th February 2025
95AQI
95AQI
20th February 2025
111AQI
111AQI
21st February 2025
100AQI
100AQI
22nd February 2025
102AQI
102AQI
23rd February 2025
66AQI
66AQI
24th February 2025
89AQI
89AQI
25th February 2025
100AQI
100AQI
26th February 2025
132AQI
132AQI
27th February 2025
143AQI
143AQI
28th February 2025
161AQI
161AQI
1st March 2025
167AQI
167AQI
2nd March 2025
91AQI
91AQI
3rd March 2025
86AQI
86AQI
4th March 2025
89AQI
89AQI
5th March 2025
128AQI
128AQI
6th March 2025
104AQI
104AQI
7th March 2025
146AQI
146AQI
8th March 2025
140AQI
140AQI
9th March 2025
151AQI
151AQI
10th March 2025
154AQI
154AQI
11th March 2025
157AQI
157AQI
12th March 2025
145AQI
145AQI
13th March 2025
140AQI
140AQI
14th March 2025
121AQI
121AQI
15th March 2025
90AQI
90AQI
16th March 2025
75AQI
75AQI
17th March 2025
71AQI
71AQI
18th March 2025
58AQI
58AQI
19th March 2025
85AQI
85AQI
20th March 2025
75AQI
75AQI
21st March 2025
71AQI
71AQI
22nd March 2025
84AQI
84AQI
23rd March 2025
119AQI
119AQI
24th March 2025
127AQI
127AQI
25th March 2025
88AQI
88AQI
26th March 2025
113AQI
113AQI
27th March 2025
87AQI
87AQI
28th March 2025
86AQI
86AQI
29th March 2025
67AQI
67AQI
30th March 2025
89AQI
89AQI
31st March 2025
104AQI
104AQI
1st April 2025
104AQI
104AQI
2nd April 2025
66AQI
66AQI
3rd April 2025
93AQI
93AQI
4th April 2025
119AQI
119AQI
5th April 2025
64AQI
64AQI
6th April 2025
105AQI
105AQI
7th April 2025
114AQI
114AQI
8th April 2025
111AQI
111AQI
9th April 2025
109AQI
109AQI
10th April 2025
115AQI
115AQI
11th April 2025
127AQI
127AQI
12th April 2025
110AQI
110AQI
13th April 2025
84AQI
84AQI
14th April 2025
75AQI
75AQI
15th April 2025
79AQI
79AQI
16th April 2025
105AQI
105AQI
17th April 2025
118AQI
118AQI
18th April 2025
77AQI
77AQI
19th April 2025
83AQI
83AQI
20th April 2025
93AQI
93AQI
21st April 2025
97AQI
97AQI
22nd April 2025
81AQI
81AQI
23rd April 2025
101AQI
101AQI
24th April 2025
64AQI
64AQI
25th April 2025
92AQI
92AQI
26th April 2025
86AQI
86AQI
27th April 2025
75AQI
75AQI
28th April 2025
81AQI
81AQI
29th April 2025
86AQI
86AQI
30th April 2025
95AQI
95AQI
1st May 2025
68AQI
68AQI
2nd May 2025
84AQI
84AQI
3rd May 2025
54AQI
54AQI
4th May 2025
72AQI
72AQI
5th May 2025
74AQI
74AQI
6th May 2025
79AQI
79AQI
7th May 2025
102AQI
102AQI
8th May 2025
94AQI
94AQI
9th May 2025
75AQI
75AQI
10th May 2025
70AQI
70AQI
11th May 2025
82AQI
82AQI
12th May 2025
78AQI
78AQI
13th May 2025
92AQI
92AQI
14th May 2025
84AQI
84AQI
15th May 2025
75AQI
75AQI
16th May 2025
121AQI
121AQI
17th May 2025
80AQI
80AQI
18th May 2025
96AQI
96AQI
19th May 2025
114AQI
114AQI
20th May 2025
113AQI
113AQI
21st May 2025
99AQI
99AQI
22nd May 2025
130AQI
130AQI
23rd May 2025
110AQI
110AQI
24th May 2025
92AQI
92AQI
25th May 2025
82AQI
82AQI
26th May 2025
88AQI
88AQI
27th May 2025
94AQI
94AQI
28th May 2025
107AQI
107AQI
29th May 2025
98AQI
98AQI
30th May 2025
102AQI
102AQI
31st May 2025
105AQI
105AQI
1st June 2025
107AQI
107AQI
2nd June 2025
101AQI
101AQI
3rd June 2025
66AQI
66AQI
4th June 2025
60AQI
60AQI
5th June 2025
75AQI
75AQI
6th June 2025
88AQI
88AQI
7th June 2025
94AQI
94AQI
8th June 2025
96AQI
96AQI
9th June 2025
99AQI
99AQI
10th June 2025
73AQI
73AQI
11th June 2025
78AQI
78AQI
12th June 2025
76AQI
76AQI
13th June 2025
82AQI
82AQI
14th June 2025
86AQI
86AQI
15th June 2025
67AQI
67AQI
16th June 2025
52AQI
52AQI
17th June 2025
61AQI
61AQI
18th June 2025
66AQI
66AQI
19th June 2025
59AQI
59AQI
20th June 2025
63AQI
63AQI
21st June 2025
68AQI
68AQI
22nd June 2025
74AQI
74AQI
23rd June 2025
72AQI
72AQI
24th June 2025
72AQI
72AQI
25th June 2025
78AQI
78AQI
26th June 2025
84AQI
84AQI
27th June 2025
90AQI
90AQI
28th June 2025
88AQI
88AQI
29th June 2025
73AQI
73AQI
30th June 2025
69AQI
69AQI
1st July 2025
61AQI
61AQI
2nd July 2025
60AQI
60AQI
3rd July 2025
58AQI
58AQI
4th July 2025
65AQI
65AQI
5th July 2025
62AQI
62AQI
6th July 2025
54AQI
54AQI
7th July 2025
58AQI
58AQI
8th July 2025
60AQI
60AQI
9th July 2025
61AQI
61AQI
10th July 2025
74AQI
74AQI
11th July 2025
71AQI
71AQI
12th July 2025
76AQI
76AQI
13th July 2025
73AQI
73AQI
14th July 2025
61AQI
61AQI
15th July 2025
68AQI
68AQI
16th July 2025
66AQI
66AQI
17th July 2025
64AQI
64AQI
18th July 2025
64AQI
64AQI
19th July 2025
63AQI
63AQI
20th July 2025
71AQI
71AQI
21st July 2025
65AQI
65AQI
22nd July 2025
53AQI
53AQI
23rd July 2025
46AQI
46AQI
24th July 2025
60AQI
60AQI
25th July 2025
63AQI
63AQI
26th July 2025
58AQI
58AQI
27th July 2025
51AQI
51AQI
28th July 2025
64AQI
64AQI
29th July 2025
54AQI
54AQI
30th July 2025
56AQI
56AQI
31st July 2025
57AQI
57AQI
1st August 2025
62AQI
62AQI
2nd August 2025
61AQI
61AQI
3rd August 2025
66AQI
66AQI
4th August 2025
62AQI
62AQI
5th August 2025
63AQI
63AQI
6th August 2025
71AQI
71AQI
7th August 2025
73AQI
73AQI
8th August 2025
73AQI
73AQI
9th August 2025
52AQI
52AQI
10th August 2025
63AQI
63AQI
11th August 2025
67AQI
67AQI
12th August 2025
66AQI
66AQI
13th August 2025
65AQI
65AQI
14th August 2025
71AQI
71AQI
15th August 2025
66AQI
66AQI
16th August 2025
57AQI
57AQI
17th August 2025
59AQI
59AQI
18th August 2025
63AQI
63AQI
19th August 2025
64AQI
64AQI
20th August 2025
63AQI
63AQI
21st August 2025
61AQI
61AQI
22nd August 2025
60AQI
60AQI
23rd August 2025
58AQI
58AQI
24th August 2025
60AQI
60AQI
25th August 2025
58AQI
58AQI
26th August 2025
63AQI
63AQI
27th August 2025
63AQI
63AQI
28th August 2025
56AQI
56AQI
29th August 2025
62AQI
62AQI
30th August 2025
61AQI
61AQI
31st August 2025
58AQI
58AQI
1st September 2025
56AQI
56AQI
2nd September 2025
68AQI
68AQI
3rd September 2025
70AQI
70AQI
4th September 2025
86AQI
86AQI
5th September 2025
78AQI
78AQI
6th September 2025
67AQI
67AQI
7th September 2025
72AQI
72AQI
8th September 2025
74AQI
74AQI
9th September 2025
69AQI
69AQI
10th September 2025
69AQI
69AQI
11th September 2025
72AQI
72AQI
12th September 2025
78AQI
78AQI
13th September 2025
78AQI
78AQI
14th September 2025
78AQI
78AQI
15th September 2025
87AQI
87AQI
16th September 2025
75AQI
75AQI
17th September 2025
53AQI
53AQI
18th September 2025
56AQI
56AQI
19th September 2025
45AQI
45AQI
20th September 2025
59AQI
59AQI
21st September 2025
70AQI
70AQI
22nd September 2025
63AQI
63AQI
23rd September 2025
69AQI
69AQI
24th September 2025
76AQI
76AQI
25th September 2025
74AQI
74AQI
26th September 2025
95AQI
95AQI
27th September 2025
77AQI
77AQI
28th September 2025
90AQI
90AQI
29th September 2025
126AQI
126AQI
30th September 2025
106AQI
106AQI
1st October 2025
112AQI
112AQI
2nd October 2025
86AQI
86AQI
3rd October 2025
58AQI
58AQI
4th October 2025
80AQI
80AQI
5th October 2025
72AQI
72AQI
6th October 2025
55AQI
55AQI
7th October 2025
87AQI
87AQI
8th October 2025
76AQI
76AQI
9th October 2025
44AQI
44AQI
10th October 2025
55AQI
55AQI
11th October 2025
65AQI
65AQI
12th October 2025
74AQI
74AQI
13th October 2025
66AQI
66AQI
14th October 2025
87AQI
87AQI
15th October 2025
133AQI
133AQI
16th October 2025
91AQI
91AQI
17th October 2025
87AQI
87AQI
18th October 2025
53AQI
53AQI
19th October 2025
63AQI
63AQI
20th October 2025
64AQI
64AQI
21st October 2025
74AQI
74AQI
22nd October 2025
82AQI
82AQI
23rd October 2025
115AQI
115AQI
24th October 2025
109AQI
109AQI
25th October 2025
133AQI
133AQI
26th October 2025
110AQI
110AQI
27th October 2025
98AQI
98AQI
28th October 2025
173AQI
173AQI
29th October 2025
154AQI
154AQI
30th October 2025
154AQI
154AQI
31st October 2025
129AQI
129AQI
1st November 2025
153AQI
153AQI
2nd November 2025
71AQI
71AQI
3rd November 2025
90AQI
90AQI
4th November 2025
147AQI
147AQI
5th November 2025
158AQI
158AQI
6th November 2025
148AQI
148AQI
7th November 2025
146AQI
146AQI
8th November 2025
149AQI
149AQI
9th November 2025
117AQI
117AQI
10th November 2025
113AQI
113AQI
11th November 2025
136AQI
136AQI
12th November 2025
164AQI
164AQI
13th November 2025
111AQI
111AQI
14th November 2025
122AQI
122AQI
15th November 2025
184AQI
184AQI
16th November 2025
133AQI
133AQI
17th November 2025
50AQI
50AQI
18th November 2025
68AQI
68AQI
19th November 2025
85AQI
85AQI
20th November 2025
100AQI
100AQI
21st November 2025
116AQI
116AQI
22nd November 2025
156AQI
156AQI
23rd November 2025
170AQI
170AQI
24th November 2025
154AQI
154AQI
25th November 2025
59AQI
59AQI
26th November 2025
128AQI
128AQI
27th November 2025
102AQI
102AQI
28th November 2025
107AQI
107AQI
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
119AQI
102AQI
107AQI
94AQI
91AQI
77AQI
62AQI
63AQI
75AQI
92AQI
123AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202591AQI
8
18
5
1
14
12
1
16
11
4
18
12
22
9
28
2
1
30
31
1
27
2
1
20
7
3
1
6
14
7
5
220
87
20
Highest AQI recorded in
November123AQI
Lowest AQI recorded in
July62AQI
202497AQI
2
12
6
8
3
5
9
8
6
1
1
7
16
6
1
1
14
14
1
2
23
5
1
24
6
7
18
5
1
6
23
2
12
14
4
5
7
14
5
2
11
12
5
11
17
3
43
173
109
36
5
Highest AQI recorded in
January124AQI
Lowest AQI recorded in
September66AQI
2023101AQI
1
7
11
10
2
10
7
11
11
10
7
1
3
17
5
2
2
1
2
21
6
1
1
29
1
7
23
1
10
20
1
4
16
10
2
14
10
5
3
13
7
5
1
3
8
8
8
4
35
189
77
49
11
1
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
August65AQI
202297AQI
2
5
15
8
1
3
8
8
2
3
13
11
4
1
9
6
3
24
4
2
25
3
2
17
3
2
3
19
4
6
14
10
1
4
8
10
6
1
1
12
9
6
3
30
156
83
27
5
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
August57AQI
2021112AQI
7
8
12
4
1
6
14
6
1
4
11
12
2
2
6
6
2
1
1
1
16
9
1
2
1
16
13
2
17
3
1
20
7
8
19
3
6
7
6
6
1
5
7
10
7
3
10
12
5
1
27
135
102
51
12
4
Highest AQI recorded in
March159AQI
Lowest AQI recorded in
September68AQI
2020105AQI
1
4
8
2
7
10
2
12
5
1
1
10
15
1
21
9
6
18
7
4
12
13
1
12
10
8
1
14
7
7
9
6
8
6
1
17
119
90
26
6
1
Highest AQI recorded in
December150AQI
Lowest AQI recorded in
August79AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
112AQILeast Polluted Year Recorded
2025(Avg.)
91AQILeling Second Middle School's annual 2025 AQI (91) shows an average percentage change of -10.8% (improved AQI) compared to previous years: 2020 (105), 2021 (112), 2022 (97), 2023 (101), 2024 (97).
