No 4 Middle School, Yibin, Sichuan, 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
No 4 Middle School, Yibin, Sichuan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
25th Nov 2023
185AQILowest AQI recorded on
7th Nov 2021
42AQISame Day Analysis (25th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 155 of Unhealthy air quality, showing improvement over 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 25th Nov - 26th Nov 2025
No 4 Middle School, Yibin, Sichuan, China
AQI
Day
Night
.
7 AM25th Nov 2025
6 PM
6 AM26th Nov 2025
Day time
Avg. Highest Time
7AM25th Nov
157AQI
Avg. Lowest Time
3PM25th Nov
108AQI
Night time
Avg. Highest Time
1AM26th Nov
166AQI
Avg. Lowest Time
7PM25th Nov
123AQI
In the last 24 hours,
No 4 Middle School's AQI reached its highest point of 166 at 1 AM during the Night, while the lowest point, 108, was recorded at 3 PM during the Day between 25th Nov and 26th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
No 4 Middle School, Yibin, Sichuan, China
OctNov
27th - 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 - 23rd23rd - 24th24th - 25th25th - 26th26th
Day
Night
27th Oct 2025637 AMAQI
27th Oct 2025668 AMAQI
27th Oct 2025649 AMAQI
27th Oct 20256210 AMAQI
27th Oct 20256111 AMAQI
27th Oct 20256512 PMAQI
27th Oct 2025591 PMAQI
27th Oct 2025562 PMAQI
27th Oct 2025553 PMAQI
27th Oct 2025564 PMAQI
27th Oct 2025565 PMAQI
27th Oct 2025596 PMAQI
27th Oct 2025657 PMAQI
27th Oct 2025708 PMAQI
27th Oct 2025829 PMAQI
27th Oct 20258810 PMAQI
27th Oct 20259811 PMAQI
28th Oct 202510512 AMAQI
28th Oct 20251101 AMAQI
28th Oct 20251092 AMAQI
28th Oct 20251133 AMAQI
28th Oct 20251134 AMAQI
28th Oct 20251145 AMAQI
28th Oct 20251116 AMAQI
16°C14/20°C
28th Oct 20251107 AMAQI
28th Oct 20251158 AMAQI
28th Oct 20251159 AMAQI
28th Oct 202512010 AMAQI
28th Oct 202512711 AMAQI
28th Oct 202512412 PMAQI
28th Oct 20251111 PMAQI
28th Oct 20251072 PMAQI
28th Oct 2025903 PMAQI
28th Oct 2025904 PMAQI
28th Oct 2025785 PMAQI
28th Oct 20251056 PMAQI
28th Oct 20251267 PMAQI
28th Oct 20251388 PMAQI
28th Oct 20251509 PMAQI
28th Oct 202514610 PMAQI
28th Oct 202514611 PMAQI
29th Oct 202513112 AMAQI
29th Oct 20251201 AMAQI
29th Oct 20251062 AMAQI
29th Oct 2025933 AMAQI
29th Oct 2025824 AMAQI
29th Oct 2025665 AMAQI
29th Oct 2025606 AMAQI
17°C14/21°C
29th Oct 2025607 AMAQI
29th Oct 2025608 AMAQI
29th Oct 2025619 AMAQI
29th Oct 20255910 AMAQI
29th Oct 20255411 AMAQI
29th Oct 20255512 PMAQI
29th Oct 2025611 PMAQI
29th Oct 2025622 PMAQI
29th Oct 2025593 PMAQI
29th Oct 2025554 PMAQI
29th Oct 2025545 PMAQI
29th Oct 2025656 PMAQI
29th Oct 2025687 PMAQI
29th Oct 2025708 PMAQI
29th Oct 2025769 PMAQI
29th Oct 20257710 PMAQI
29th Oct 20257811 PMAQI
30th Oct 20257712 AMAQI
30th Oct 2025741 AMAQI
30th Oct 2025702 AMAQI
30th Oct 2025733 AMAQI
30th Oct 2025744 AMAQI
30th Oct 2025765 AMAQI
30th Oct 2025786 AMAQI
16°C15/16°C
30th Oct 2025777 AMAQI
30th Oct 2025688 AMAQI
30th Oct 2025699 AMAQI
30th Oct 20257010 AMAQI
30th Oct 20256911 AMAQI
30th Oct 20256712 PMAQI
30th Oct 2025651 PMAQI
30th Oct 2025652 PMAQI
30th Oct 2025643 PMAQI
30th Oct 2025584 PMAQI
30th Oct 2025585 PMAQI
30th Oct 2025576 PMAQI
30th Oct 2025607 PMAQI
30th Oct 2025658 PMAQI
30th Oct 2025699 PMAQI
30th Oct 20258210 PMAQI
30th Oct 20258411 PMAQI
31st Oct 20258812 AMAQI
31st Oct 2025901 AMAQI
31st Oct 2025952 AMAQI
31st Oct 2025963 AMAQI
31st Oct 2025984 AMAQI
31st Oct 2025965 AMAQI
31st Oct 2025976 AMAQI
18°C14/22°C
31st Oct 2025977 AMAQI
31st Oct 2025968 AMAQI
31st Oct 2025949 AMAQI
31st Oct 20259210 AMAQI
31st Oct 20259311 AMAQI
31st Oct 20258912 PMAQI
31st Oct 2025911 PMAQI
31st Oct 2025892 PMAQI
31st Oct 2025863 PMAQI
31st Oct 2025804 PMAQI
31st Oct 2025805 PMAQI
31st Oct 2025796 PMAQI
31st Oct 2025777 PMAQI
31st Oct 2025768 PMAQI
31st Oct 2025789 PMAQI
31st Oct 20258210 PMAQI
31st Oct 20258111 PMAQI
1st Nov 20258412 AMAQI
1st Nov 2025861 AMAQI
1st Nov 2025892 AMAQI
1st Nov 2025863 AMAQI
1st Nov 2025854 AMAQI
1st Nov 2025775 AMAQI
1st Nov 2025696 AMAQI
19°C16/22°C
1st Nov 2025667 AMAQI
1st Nov 2025648 AMAQI
1st Nov 2025529 AMAQI
1st Nov 20255810 AMAQI
1st Nov 20255811 AMAQI
1st Nov 20255312 PMAQI
1st Nov 2025531 PMAQI
1st Nov 2025562 PMAQI
1st Nov 2025553 PMAQI
1st Nov 2025504 PMAQI
1st Nov 2025445 PMAQI
1st Nov 2025426 PMAQI
1st Nov 2025477 PMAQI
1st Nov 2025478 PMAQI
1st Nov 2025469 PMAQI
1st Nov 20255510 PMAQI
1st Nov 20255611 PMAQI
2nd Nov 20255612 AMAQI
2nd Nov 2025561 AMAQI
2nd Nov 2025582 AMAQI
2nd Nov 2025593 AMAQI
2nd Nov 2025614 AMAQI
2nd Nov 2025625 AMAQI
2nd Nov 2025626 AMAQI
16°C15/17°C
2nd Nov 2025657 AMAQI
2nd Nov 2025648 AMAQI
2nd Nov 2025659 AMAQI
2nd Nov 20256410 AMAQI
2nd Nov 20256511 AMAQI
2nd Nov 20256512 PMAQI
2nd Nov 2025641 PMAQI
2nd Nov 2025592 PMAQI
2nd Nov 2025583 PMAQI
2nd Nov 2025484 PMAQI
2nd Nov 2025445 PMAQI
2nd Nov 2025406 PMAQI
2nd Nov 2025447 PMAQI
2nd Nov 2025588 PMAQI
2nd Nov 2025609 PMAQI
2nd Nov 20256810 PMAQI
2nd Nov 20256811 PMAQI
3rd Nov 20256812 AMAQI
3rd Nov 2025701 AMAQI
3rd Nov 2025712 AMAQI
3rd Nov 2025723 AMAQI
3rd Nov 2025704 AMAQI
3rd Nov 2025705 AMAQI
3rd Nov 2025706 AMAQI
14°C14/15°C
3rd Nov 2025707 AMAQI
3rd Nov 2025698 AMAQI
3rd Nov 2025699 AMAQI
3rd Nov 20257010 AMAQI
3rd Nov 20256611 AMAQI
3rd Nov 20256912 PMAQI
3rd Nov 2025721 PMAQI
3rd Nov 2025732 PMAQI
3rd Nov 2025733 PMAQI
3rd Nov 2025804 PMAQI
3rd Nov 2025795 PMAQI
3rd Nov 2025776 PMAQI
3rd Nov 2025647 PMAQI
3rd Nov 2025598 PMAQI
3rd Nov 2025639 PMAQI
3rd Nov 20256310 PMAQI
3rd Nov 20256711 PMAQI
4th Nov 20256812 AMAQI
4th Nov 2025731 AMAQI
4th Nov 2025812 AMAQI
4th Nov 2025823 AMAQI
4th Nov 2025794 AMAQI
4th Nov 2025775 AMAQI
4th Nov 2025816 AMAQI
14°C14/16°C
4th Nov 2025757 AMAQI
4th Nov 2025738 AMAQI
4th Nov 2025749 AMAQI
4th Nov 20257310 AMAQI
4th Nov 20257411 AMAQI
4th Nov 20257212 PMAQI
4th Nov 2025731 PMAQI
4th Nov 2025692 PMAQI
4th Nov 2025653 PMAQI
4th Nov 2025644 PMAQI
4th Nov 2025555 PMAQI
4th Nov 2025546 PMAQI
4th Nov 2025537 PMAQI
4th Nov 2025548 PMAQI
4th Nov 2025579 PMAQI
4th Nov 20256910 PMAQI
4th Nov 20256911 PMAQI
5th Nov 20257312 AMAQI
5th Nov 2025851 AMAQI
5th Nov 2025792 AMAQI
5th Nov 2025763 AMAQI
5th Nov 2025714 AMAQI
5th Nov 2025705 AMAQI
5th Nov 2025716 AMAQI
16°C12/20°C
5th Nov 2025777 AMAQI
5th Nov 2025818 AMAQI
5th Nov 2025849 AMAQI
5th Nov 20259210 AMAQI
5th Nov 20259611 AMAQI
5th Nov 20259812 PMAQI
5th Nov 20251001 PMAQI
5th Nov 20251042 PMAQI
5th Nov 20251033 PMAQI
5th Nov 20251024 PMAQI
5th Nov 20251015 PMAQI
5th Nov 20251026 PMAQI
5th Nov 20251097 PMAQI
5th Nov 20251138 PMAQI
5th Nov 20251099 PMAQI
5th Nov 202511410 PMAQI
5th Nov 202513311 PMAQI
6th Nov 202513112 AMAQI
6th Nov 20251281 AMAQI
6th Nov 20251022 AMAQI
6th Nov 2025993 AMAQI
6th Nov 2025984 AMAQI
6th Nov 2025815 AMAQI
6th Nov 2025846 AMAQI
15°C15/16°C
6th Nov 2025877 AMAQI
6th Nov 2025878 AMAQI
6th Nov 2025929 AMAQI
6th Nov 20259310 AMAQI
6th Nov 20259111 AMAQI
6th Nov 20259112 PMAQI
6th Nov 2025911 PMAQI
6th Nov 2025912 PMAQI
6th Nov 2025913 PMAQI
6th Nov 2025934 PMAQI
6th Nov 2025945 PMAQI
6th Nov 20251086 PMAQI
6th Nov 20251207 PMAQI
6th Nov 20251378 PMAQI
6th Nov 20251519 PMAQI
6th Nov 202514810 PMAQI
6th Nov 202515111 PMAQI
7th Nov 202512412 AMAQI
7th Nov 20251121 AMAQI
7th Nov 2025992 AMAQI
7th Nov 20251003 AMAQI
7th Nov 2025944 AMAQI
7th Nov 2025895 AMAQI
7th Nov 2025916 AMAQI
15°C14/15°C
7th Nov 2025907 AMAQI
7th Nov 2025878 AMAQI
7th Nov 2025869 AMAQI
7th Nov 20258610 AMAQI
7th Nov 20257111 AMAQI
7th Nov 20258112 PMAQI
7th Nov 2025841 PMAQI
7th Nov 2025892 PMAQI
7th Nov 20251013 PMAQI
7th Nov 2025994 PMAQI
7th Nov 2025965 PMAQI
7th Nov 2025966 PMAQI
7th Nov 2025987 PMAQI
7th Nov 2025988 PMAQI
7th Nov 20251019 PMAQI
7th Nov 20259810 PMAQI
7th Nov 20259511 PMAQI
8th Nov 20258812 AMAQI
8th Nov 2025861 AMAQI
8th Nov 2025562 AMAQI
8th Nov 2025583 AMAQI
8th Nov 2025484 AMAQI
8th Nov 2025355 AMAQI
8th Nov 2025246 AMAQI
15°C14/16°C
8th Nov 2025237 AMAQI
8th Nov 2025298 AMAQI
8th Nov 2025289 AMAQI
8th Nov 20253310 AMAQI
8th Nov 20253311 AMAQI
8th Nov 20254012 PMAQI
8th Nov 2025401 PMAQI
8th Nov 2025362 PMAQI
8th Nov 2025313 PMAQI
8th Nov 2025304 PMAQI
8th Nov 2025355 PMAQI
8th Nov 2025396 PMAQI
8th Nov 2025507 PMAQI
8th Nov 2025588 PMAQI
8th Nov 2025669 PMAQI
8th Nov 20258410 PMAQI
8th Nov 20257711 PMAQI
9th Nov 20258012 AMAQI
9th Nov 2025811 AMAQI
9th Nov 2025872 AMAQI
9th Nov 2025873 AMAQI
9th Nov 2025854 AMAQI
9th Nov 2025855 AMAQI
9th Nov 2025846 AMAQI
15°C15/16°C
9th Nov 2025837 AMAQI
9th Nov 2025858 AMAQI
9th Nov 2025859 AMAQI
9th Nov 20258410 AMAQI
9th Nov 20258411 AMAQI
9th Nov 20258412 PMAQI
9th Nov 2025871 PMAQI
9th Nov 2025862 PMAQI
9th Nov 2025873 PMAQI
9th Nov 2025854 PMAQI
9th Nov 2025855 PMAQI
9th Nov 2025866 PMAQI
9th Nov 2025857 PMAQI
9th Nov 2025878 PMAQI
9th Nov 2025909 PMAQI
9th Nov 20259410 PMAQI
9th Nov 20259611 PMAQI
10th Nov 20259612 AMAQI
10th Nov 20251051 AMAQI
10th Nov 20251102 AMAQI
10th Nov 20251243 AMAQI
10th Nov 20251284 AMAQI
10th Nov 20251345 AMAQI
10th Nov 20251326 AMAQI
15°C14/16°C
10th Nov 20251247 AMAQI
10th Nov 20251278 AMAQI
10th Nov 20251209 AMAQI
10th Nov 202511410 AMAQI
10th Nov 202510211 AMAQI
10th Nov 20259112 PMAQI
10th Nov 2025961 PMAQI
10th Nov 2025862 PMAQI
10th Nov 2025783 PMAQI
10th Nov 2025684 PMAQI
10th Nov 2025585 PMAQI
10th Nov 2025636 PMAQI
10th Nov 2025727 PMAQI
10th Nov 2025788 PMAQI
10th Nov 2025799 PMAQI
10th Nov 20257510 PMAQI
10th Nov 20258611 PMAQI
11th Nov 20258412 AMAQI
11th Nov 2025851 AMAQI
11th Nov 2025832 AMAQI
11th Nov 2025863 AMAQI
11th Nov 2025834 AMAQI
11th Nov 2025815 AMAQI
11th Nov 2025816 AMAQI
14°C14/15°C
11th Nov 2025807 AMAQI
11th Nov 2025818 AMAQI
11th Nov 2025829 AMAQI
11th Nov 20258210 AMAQI
11th Nov 20258211 AMAQI
11th Nov 20258212 PMAQI
11th Nov 2025821 PMAQI
11th Nov 2025812 PMAQI
11th Nov 2025783 PMAQI
11th Nov 2025744 PMAQI
11th Nov 2025685 PMAQI
11th Nov 2025676 PMAQI
11th Nov 2025647 PMAQI
11th Nov 2025658 PMAQI
11th Nov 2025689 PMAQI
11th Nov 20256910 PMAQI
11th Nov 20257211 PMAQI
12th Nov 20257612 AMAQI
12th Nov 2025951 AMAQI
12th Nov 2025942 AMAQI
12th Nov 2025933 AMAQI
12th Nov 2025894 AMAQI
12th Nov 2025875 AMAQI
12th Nov 2025856 AMAQI
15°C13/18°C
12th Nov 2025777 AMAQI
12th Nov 2025748 AMAQI
12th Nov 2025749 AMAQI
12th Nov 20256910 AMAQI
12th Nov 20257111 AMAQI
12th Nov 20256612 PMAQI
12th Nov 2025681 PMAQI
12th Nov 2025702 PMAQI
12th Nov 2025693 PMAQI
12th Nov 2025674 PMAQI
12th Nov 2025685 PMAQI
12th Nov 2025686 PMAQI
12th Nov 2025727 PMAQI
12th Nov 2025728 PMAQI
12th Nov 2025749 PMAQI
12th Nov 20257710 PMAQI
12th Nov 20257211 PMAQI
13th Nov 20256712 AMAQI
13th Nov 2025631 AMAQI
13th Nov 2025532 AMAQI
13th Nov 2025483 AMAQI
13th Nov 2025514 AMAQI
13th Nov 2025505 AMAQI
13th Nov 2025506 AMAQI
14°C13/16°C
13th Nov 2025497 AMAQI
13th Nov 2025488 AMAQI
13th Nov 2025509 AMAQI
13th Nov 20255610 AMAQI
13th Nov 20255811 AMAQI
13th Nov 20256112 PMAQI
13th Nov 2025611 PMAQI
13th Nov 2025592 PMAQI
13th Nov 2025573 PMAQI
13th Nov 2025564 PMAQI
13th Nov 2025535 PMAQI
13th Nov 2025516 PMAQI
13th Nov 2025457 PMAQI
13th Nov 2025528 PMAQI
13th Nov 2025649 PMAQI
13th Nov 20257110 PMAQI
13th Nov 20258111 PMAQI
14th Nov 20258412 AMAQI
14th Nov 2025821 AMAQI
14th Nov 2025862 AMAQI
14th Nov 2025823 AMAQI
14th Nov 2025774 AMAQI
14th Nov 2025715 AMAQI
14th Nov 2025666 AMAQI
15°C14/18°C
14th Nov 2025637 AMAQI
14th Nov 2025558 AMAQI
14th Nov 2025539 AMAQI
14th Nov 20255610 AMAQI
14th Nov 20255811 AMAQI
14th Nov 20256812 PMAQI
14th Nov 2025771 PMAQI
14th Nov 2025792 PMAQI
14th Nov 2025783 PMAQI
14th Nov 2025774 PMAQI
14th Nov 2025755 PMAQI
14th Nov 2025786 PMAQI
14th Nov 2025777 PMAQI
14th Nov 2025788 PMAQI
14th Nov 2025809 PMAQI
14th Nov 20258210 PMAQI
14th Nov 20258211 PMAQI
15th Nov 20258212 AMAQI
15th Nov 2025871 AMAQI
15th Nov 2025872 AMAQI
15th Nov 2025873 AMAQI
15th Nov 2025814 AMAQI
15th Nov 2025785 AMAQI
15th Nov 2025796 AMAQI
14°C13/14°C
15th Nov 2025837 AMAQI
15th Nov 2025838 AMAQI
15th Nov 2025799 AMAQI
15th Nov 20257810 AMAQI
15th Nov 20257711 AMAQI
15th Nov 20257312 PMAQI
15th Nov 2025711 PMAQI
15th Nov 2025672 PMAQI
15th Nov 2025653 PMAQI
15th Nov 2025654 PMAQI
15th Nov 2025625 PMAQI
15th Nov 2025656 PMAQI
15th Nov 2025707 PMAQI
15th Nov 2025778 PMAQI
15th Nov 2025809 PMAQI
15th Nov 20258410 PMAQI
15th Nov 202510111 PMAQI
16th Nov 202510812 AMAQI
16th Nov 20251081 AMAQI
16th Nov 20251082 AMAQI
16th Nov 20251043 AMAQI
16th Nov 20251034 AMAQI
16th Nov 20251035 AMAQI
16th Nov 20251036 AMAQI
13°C12/15°C
16th Nov 2025987 AMAQI
16th Nov 2025958 AMAQI
16th Nov 2025939 AMAQI
16th Nov 20259610 AMAQI
16th Nov 202510111 AMAQI
16th Nov 202510212 PMAQI
16th Nov 20251061 PMAQI
16th Nov 20251202 PMAQI
16th Nov 20251193 PMAQI
16th Nov 20251134 PMAQI
16th Nov 20251015 PMAQI
16th Nov 2025986 PMAQI
16th Nov 2025977 PMAQI
16th Nov 20251018 PMAQI
16th Nov 20251009 PMAQI
16th Nov 202511110 PMAQI
16th Nov 202511411 PMAQI
17th Nov 202510912 AMAQI
17th Nov 2025951 AMAQI
17th Nov 2025842 AMAQI
17th Nov 2025663 AMAQI
17th Nov 2025574 AMAQI
17th Nov 2025605 AMAQI
17th Nov 2025636 AMAQI
15°C12/18°C
17th Nov 2025577 AMAQI
17th Nov 2025418 AMAQI
17th Nov 2025349 AMAQI
17th Nov 20253410 AMAQI
17th Nov 20253311 AMAQI
17th Nov 20253312 PMAQI
17th Nov 2025321 PMAQI
17th Nov 2025332 PMAQI
17th Nov 2025373 PMAQI
17th Nov 2025444 PMAQI
17th Nov 2025445 PMAQI
17th Nov 2025446 PMAQI
17th Nov 2025477 PMAQI
17th Nov 2025468 PMAQI
17th Nov 2025469 PMAQI
17th Nov 20254510 PMAQI
17th Nov 20254611 PMAQI
18th Nov 20254512 AMAQI
18th Nov 2025461 AMAQI
18th Nov 2025442 AMAQI
18th Nov 2025343 AMAQI
18th Nov 2025294 AMAQI
18th Nov 2025445 AMAQI
18th Nov 2025446 AMAQI
13°C11/15°C
18th Nov 2025457 AMAQI
18th Nov 2025408 AMAQI
18th Nov 2025449 AMAQI
18th Nov 20254710 AMAQI
18th Nov 20255211 AMAQI
18th Nov 20255012 PMAQI
18th Nov 2025501 PMAQI
18th Nov 2025502 PMAQI
18th Nov 2025503 PMAQI
18th Nov 2025404 PMAQI
18th Nov 2025425 PMAQI
18th Nov 2025486 PMAQI
18th Nov 2025507 PMAQI
18th Nov 2025538 PMAQI
18th Nov 2025579 PMAQI
18th Nov 20255910 PMAQI
18th Nov 20256211 PMAQI
19th Nov 20256312 AMAQI
19th Nov 2025621 AMAQI
19th Nov 2025622 AMAQI
19th Nov 2025633 AMAQI
19th Nov 2025614 AMAQI
19th Nov 2025575 AMAQI
19th Nov 2025566 AMAQI
10°C8/10°C
19th Nov 2025567 AMAQI
19th Nov 2025538 AMAQI
19th Nov 2025559 AMAQI
19th Nov 20255910 AMAQI
19th Nov 20255811 AMAQI
19th Nov 20255812 PMAQI
19th Nov 2025581 PMAQI
19th Nov 2025582 PMAQI
19th Nov 2025543 PMAQI
19th Nov 2025544 PMAQI
19th Nov 2025575 PMAQI
19th Nov 2025576 PMAQI
19th Nov 2025587 PMAQI
19th Nov 2025608 PMAQI
19th Nov 2025689 PMAQI
19th Nov 20259010 PMAQI
19th Nov 20259411 PMAQI
20th Nov 202510412 AMAQI
20th Nov 20251041 AMAQI
20th Nov 2025992 AMAQI
20th Nov 2025893 AMAQI
20th Nov 2025854 AMAQI
20th Nov 2025895 AMAQI
20th Nov 2025946 AMAQI
10°C6/14°C
20th Nov 2025977 AMAQI
20th Nov 20251068 AMAQI
20th Nov 20251099 AMAQI
20th Nov 202511010 AMAQI
20th Nov 202511411 AMAQI
20th Nov 202511012 PMAQI
20th Nov 20251111 PMAQI
20th Nov 20251082 PMAQI
20th Nov 20251023 PMAQI
20th Nov 2025924 PMAQI
20th Nov 2025905 PMAQI
20th Nov 2025906 PMAQI
20th Nov 2025967 PMAQI
20th Nov 20251028 PMAQI
20th Nov 20251119 PMAQI
20th Nov 202513310 PMAQI
20th Nov 202512711 PMAQI
21st Nov 202513612 AMAQI
21st Nov 20251501 AMAQI
21st Nov 20251472 AMAQI
21st Nov 20251513 AMAQI
21st Nov 20251474 AMAQI
21st Nov 20251475 AMAQI
21st Nov 20251426 AMAQI
11°C7/15°C
21st Nov 20251287 AMAQI
21st Nov 20251248 AMAQI
21st Nov 20251199 AMAQI
21st Nov 202511310 AMAQI
21st Nov 202511311 AMAQI
21st Nov 202510912 PMAQI
21st Nov 2025971 PMAQI
21st Nov 2025962 PMAQI
21st Nov 2025963 PMAQI
21st Nov 2025964 PMAQI
21st Nov 2025935 PMAQI
21st Nov 2025946 PMAQI
21st Nov 2025957 PMAQI
21st Nov 20251068 PMAQI
21st Nov 20251239 PMAQI
21st Nov 202514110 PMAQI
21st Nov 202515711 PMAQI
22nd Nov 202515912 AMAQI
22nd Nov 20251581 AMAQI
22nd Nov 20251562 AMAQI
22nd Nov 20251563 AMAQI
22nd Nov 20251544 AMAQI
22nd Nov 20251565 AMAQI
22nd Nov 20251556 AMAQI
12°C8/17°C
22nd Nov 20251567 AMAQI
22nd Nov 20251588 AMAQI
22nd Nov 20251589 AMAQI
22nd Nov 202515710 AMAQI
22nd Nov 202515811 AMAQI
22nd Nov 202515912 PMAQI
22nd Nov 20251611 PMAQI
22nd Nov 20251622 PMAQI
22nd Nov 20251663 PMAQI
22nd Nov 20251664 PMAQI
22nd Nov 20251645 PMAQI
22nd Nov 20251626 PMAQI
22nd Nov 20251637 PMAQI
22nd Nov 20251668 PMAQI
22nd Nov 20251679 PMAQI
22nd Nov 202517010 PMAQI
22nd Nov 202517311 PMAQI
23rd Nov 202517012 AMAQI
23rd Nov 20251671 AMAQI
23rd Nov 20251672 AMAQI
23rd Nov 20251693 AMAQI
23rd Nov 20251704 AMAQI
23rd Nov 20251745 AMAQI
23rd Nov 20251766 AMAQI
12°C10/15°C
23rd Nov 20251777 AMAQI
23rd Nov 20251778 AMAQI
23rd Nov 20251779 AMAQI
23rd Nov 202517510 AMAQI
23rd Nov 202516811 AMAQI
23rd Nov 202516812 PMAQI
23rd Nov 20251671 PMAQI
23rd Nov 20251592 PMAQI
23rd Nov 20251583 PMAQI
23rd Nov 20251574 PMAQI
23rd Nov 20251545 PMAQI
23rd Nov 20251556 PMAQI
23rd Nov 20251507 PMAQI
23rd Nov 20251488 PMAQI
23rd Nov 20251509 PMAQI
23rd Nov 202515310 PMAQI
23rd Nov 202515211 PMAQI
24th Nov 202515412 AMAQI
24th Nov 20251541 AMAQI
24th Nov 20251542 AMAQI
24th Nov 20251523 AMAQI
24th Nov 20251514 AMAQI
24th Nov 20251525 AMAQI
24th Nov 20251516 AMAQI
13°C9/17°C
24th Nov 20251517 AMAQI
24th Nov 20251528 AMAQI
24th Nov 20251519 AMAQI
24th Nov 202515010 AMAQI
24th Nov 202515211 AMAQI
24th Nov 202515312 PMAQI
24th Nov 20251531 PMAQI
24th Nov 20251492 PMAQI
24th Nov 20251433 PMAQI
24th Nov 20251564 PMAQI
24th Nov 20251565 PMAQI
24th Nov 20251556 PMAQI
24th Nov 20251577 PMAQI
24th Nov 20251608 PMAQI
24th Nov 20251649 PMAQI
24th Nov 202516510 PMAQI
24th Nov 202516511 PMAQI
25th Nov 202517012 AMAQI
25th Nov 20251681 AMAQI
25th Nov 20251672 AMAQI
25th Nov 20251623 AMAQI
25th Nov 20251624 AMAQI
25th Nov 20251615 AMAQI
25th Nov 20251576 AMAQI
13°C9/17°C
25th Nov 20251577 AMAQI
25th Nov 20251508 AMAQI
25th Nov 20251409 AMAQI
25th Nov 202513910 AMAQI
25th Nov 202514011 AMAQI
25th Nov 202513412 PMAQI
25th Nov 20251291 PMAQI
25th Nov 20251152 PMAQI
25th Nov 20251083 PMAQI
25th Nov 20251204 PMAQI
25th Nov 20251105 PMAQI
25th Nov 20251126 PMAQI
25th Nov 20251237 PMAQI
25th Nov 20251268 PMAQI
25th Nov 20251599 PMAQI
25th Nov 202514810 PMAQI
25th Nov 202515311 PMAQI
26th Nov 202515612 AMAQI
26th Nov 20251661 AMAQI
26th Nov 20251652 AMAQI
26th Nov 20251663 AMAQI
26th Nov 20251644 AMAQI
26th Nov 20251605 AMAQI
26th Nov 20251566 AMAQI
13°C10/17°C
26th Nov 20251577 AMAQI
7 AM26th Nov 20251558 AMAQI
26th Nov 20251529 AMAQI
26th Nov 202514910 AMAQI
26th Nov 202515311 AMAQI
26th Nov 202515312 PMAQI
12 PM26th Nov 20251571 PMAQI
26th Nov 20251592 PMAQI
6 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 2 PM
88AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
5 PM
78AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 2 PM (Avg. 88), while the lowest AQI was between 5 PM to 5 PM (Avg. 78).
Night time
Avg. Highest Time
12 AM - 3 AM
99AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM
83AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 99), while the lowest AQI was between 7 PM to 7 PM (Avg. 83).
2025 Days Vs Air Quality
No 4 Middle School, Yibin, Sichuan, China
2025
4%
12
68%
224
21%
69
7%
24
Total number of days with different AQI categories in last 330 days in 2025 (35 days remaining)
Good
12 DaysModerate
224 DaysPoor
69 DaysUnhealthy
24 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 330 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
No 4 Middle School, Yibin, Sichuan, 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
157AQI
157AQI
2nd January 2025
164AQI
164AQI
3rd January 2025
175AQI
175AQI
4th January 2025
193AQI
193AQI
5th January 2025
182AQI
182AQI
6th January 2025
179AQI
179AQI
7th January 2025
169AQI
169AQI
8th January 2025
137AQI
137AQI
9th January 2025
132AQI
132AQI
10th January 2025
134AQI
134AQI
11th January 2025
102AQI
102AQI
12th January 2025
129AQI
129AQI
13th January 2025
136AQI
136AQI
14th January 2025
149AQI
149AQI
15th January 2025
146AQI
146AQI
16th January 2025
152AQI
152AQI
17th January 2025
151AQI
151AQI
18th January 2025
132AQI
132AQI
19th January 2025
136AQI
136AQI
20th January 2025
144AQI
144AQI
21st January 2025
177AQI
177AQI
22nd January 2025
170AQI
170AQI
23rd January 2025
181AQI
181AQI
24th January 2025
163AQI
163AQI
25th January 2025
93AQI
93AQI
26th January 2025
99AQI
99AQI
27th January 2025
114AQI
114AQI
28th January 2025
117AQI
117AQI
29th January 2025
164AQI
164AQI
30th January 2025
152AQI
152AQI
31st January 2025
160AQI
160AQI
1st February 2025
111AQI
111AQI
2nd February 2025
109AQI
109AQI
3rd February 2025
90AQI
90AQI
4th February 2025
99AQI
99AQI
5th February 2025
70AQI
70AQI
6th February 2025
78AQI
78AQI
7th February 2025
62AQI
62AQI
8th February 2025
76AQI
76AQI
9th February 2025
82AQI
82AQI
10th February 2025
94AQI
94AQI
11th February 2025
127AQI
127AQI
12th February 2025
92AQI
92AQI
13th February 2025
96AQI
96AQI
14th February 2025
99AQI
99AQI
15th February 2025
95AQI
95AQI
16th February 2025
119AQI
119AQI
17th February 2025
136AQI
136AQI
18th February 2025
142AQI
142AQI
19th February 2025
154AQI
154AQI
20th February 2025
113AQI
113AQI
21st February 2025
127AQI
127AQI
22nd February 2025
98AQI
98AQI
23rd February 2025
115AQI
115AQI
24th February 2025
65AQI
65AQI
25th February 2025
84AQI
84AQI
26th February 2025
76AQI
76AQI
27th February 2025
117AQI
117AQI
28th February 2025
117AQI
117AQI
1st March 2025
151AQI
151AQI
2nd March 2025
125AQI
125AQI
3rd March 2025
94AQI
94AQI
4th March 2025
111AQI
111AQI
5th March 2025
66AQI
66AQI
6th March 2025
57AQI
57AQI
7th March 2025
67AQI
67AQI
8th March 2025
68AQI
68AQI
9th March 2025
100AQI
100AQI
10th March 2025
122AQI
122AQI
11th March 2025
137AQI
137AQI
12th March 2025
112AQI
112AQI
13th March 2025
122AQI
122AQI
14th March 2025
108AQI
108AQI
15th March 2025
79AQI
79AQI
16th March 2025
70AQI
70AQI
17th March 2025
65AQI
65AQI
18th March 2025
64AQI
64AQI
19th March 2025
67AQI
67AQI
20th March 2025
77AQI
77AQI
21st March 2025
93AQI
93AQI
22nd March 2025
113AQI
113AQI
23rd March 2025
111AQI
111AQI
24th March 2025
105AQI
105AQI
25th March 2025
107AQI
107AQI
26th March 2025
114AQI
114AQI
27th March 2025
128AQI
128AQI
28th March 2025
107AQI
107AQI
29th March 2025
88AQI
88AQI
30th March 2025
77AQI
77AQI
31st March 2025
85AQI
85AQI
1st April 2025
74AQI
74AQI
2nd April 2025
87AQI
87AQI
3rd April 2025
91AQI
91AQI
4th April 2025
101AQI
101AQI
5th April 2025
100AQI
100AQI
6th April 2025
83AQI
83AQI
7th April 2025
83AQI
83AQI
8th April 2025
84AQI
84AQI
9th April 2025
98AQI
98AQI
10th April 2025
114AQI
114AQI
11th April 2025
116AQI
116AQI
12th April 2025
192AQI
192AQI
13th April 2025
143AQI
143AQI
14th April 2025
146AQI
146AQI
15th April 2025
142AQI
142AQI
16th April 2025
121AQI
121AQI
17th April 2025
109AQI
109AQI
18th April 2025
115AQI
115AQI
19th April 2025
93AQI
93AQI
20th April 2025
110AQI
110AQI
21st April 2025
101AQI
101AQI
22nd April 2025
86AQI
86AQI
23rd April 2025
97AQI
97AQI
24th April 2025
75AQI
75AQI
25th April 2025
84AQI
84AQI
26th April 2025
79AQI
79AQI
27th April 2025
75AQI
75AQI
28th April 2025
83AQI
83AQI
29th April 2025
68AQI
68AQI
30th April 2025
64AQI
64AQI
1st May 2025
71AQI
71AQI
2nd May 2025
90AQI
90AQI
3rd May 2025
98AQI
98AQI
4th May 2025
110AQI
110AQI
5th May 2025
75AQI
75AQI
6th May 2025
77AQI
77AQI
7th May 2025
72AQI
72AQI
8th May 2025
80AQI
80AQI
9th May 2025
101AQI
101AQI
10th May 2025
86AQI
86AQI
11th May 2025
82AQI
82AQI
12th May 2025
107AQI
107AQI
13th May 2025
97AQI
97AQI
14th May 2025
110AQI
110AQI
15th May 2025
105AQI
105AQI
16th May 2025
98AQI
98AQI
17th May 2025
112AQI
112AQI
18th May 2025
113AQI
113AQI
19th May 2025
89AQI
89AQI
20th May 2025
100AQI
100AQI
21st May 2025
77AQI
77AQI
22nd May 2025
83AQI
83AQI
23rd May 2025
83AQI
83AQI
24th May 2025
85AQI
85AQI
25th May 2025
87AQI
87AQI
26th May 2025
83AQI
83AQI
27th May 2025
83AQI
83AQI
28th May 2025
66AQI
66AQI
29th May 2025
70AQI
70AQI
30th May 2025
95AQI
95AQI
31st May 2025
65AQI
65AQI
1st June 2025
73AQI
73AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
73AQI
73AQI
4th June 2025
80AQI
80AQI
5th June 2025
83AQI
83AQI
6th June 2025
87AQI
87AQI
7th June 2025
101AQI
101AQI
8th June 2025
78AQI
78AQI
9th June 2025
85AQI
85AQI
10th June 2025
86AQI
86AQI
11th June 2025
86AQI
86AQI
12th June 2025
82AQI
82AQI
13th June 2025
80AQI
80AQI
14th June 2025
82AQI
82AQI
15th June 2025
73AQI
73AQI
16th June 2025
73AQI
73AQI
17th June 2025
75AQI
75AQI
18th June 2025
65AQI
65AQI
19th June 2025
65AQI
65AQI
20th June 2025
66AQI
66AQI
21st June 2025
60AQI
60AQI
22nd June 2025
54AQI
54AQI
23rd June 2025
58AQI
58AQI
24th June 2025
55AQI
55AQI
25th June 2025
50AQI
50AQI
26th June 2025
53AQI
53AQI
27th June 2025
58AQI
58AQI
28th June 2025
58AQI
58AQI
29th June 2025
61AQI
61AQI
30th June 2025
52AQI
52AQI
1st July 2025
56AQI
56AQI
2nd July 2025
60AQI
60AQI
3rd July 2025
61AQI
61AQI
4th July 2025
59AQI
59AQI
5th July 2025
51AQI
51AQI
6th July 2025
56AQI
56AQI
7th July 2025
61AQI
61AQI
8th July 2025
63AQI
63AQI
9th July 2025
61AQI
61AQI
10th July 2025
58AQI
58AQI
11th July 2025
57AQI
57AQI
12th July 2025
59AQI
59AQI
13th July 2025
62AQI
62AQI
14th July 2025
65AQI
65AQI
15th July 2025
65AQI
65AQI
16th July 2025
67AQI
67AQI
17th July 2025
68AQI
68AQI
18th July 2025
70AQI
70AQI
19th July 2025
62AQI
62AQI
20th July 2025
59AQI
59AQI
21st July 2025
59AQI
59AQI
22nd July 2025
57AQI
57AQI
23rd July 2025
57AQI
57AQI
24th July 2025
52AQI
52AQI
25th July 2025
60AQI
60AQI
26th July 2025
54AQI
54AQI
27th July 2025
54AQI
54AQI
28th July 2025
56AQI
56AQI
29th July 2025
61AQI
61AQI
30th July 2025
63AQI
63AQI
31st July 2025
61AQI
61AQI
1st August 2025
63AQI
63AQI
2nd August 2025
62AQI
62AQI
3rd August 2025
66AQI
66AQI
4th August 2025
74AQI
74AQI
5th August 2025
74AQI
74AQI
6th August 2025
65AQI
65AQI
7th August 2025
64AQI
64AQI
8th August 2025
68AQI
68AQI
9th August 2025
64AQI
64AQI
10th August 2025
60AQI
60AQI
11th August 2025
54AQI
54AQI
12th August 2025
58AQI
58AQI
13th August 2025
59AQI
59AQI
14th August 2025
62AQI
62AQI
15th August 2025
63AQI
63AQI
16th August 2025
62AQI
62AQI
17th August 2025
61AQI
61AQI
18th August 2025
57AQI
57AQI
19th August 2025
56AQI
56AQI
20th August 2025
60AQI
60AQI
21st August 2025
59AQI
59AQI
22nd August 2025
57AQI
57AQI
23rd August 2025
54AQI
54AQI
24th August 2025
50AQI
50AQI
25th August 2025
52AQI
52AQI
26th August 2025
53AQI
53AQI
27th August 2025
61AQI
61AQI
28th August 2025
61AQI
61AQI
29th August 2025
54AQI
54AQI
30th August 2025
54AQI
54AQI
31st August 2025
54AQI
54AQI
1st September 2025
63AQI
63AQI
2nd September 2025
70AQI
70AQI
3rd September 2025
67AQI
67AQI
4th September 2025
83AQI
83AQI
5th September 2025
89AQI
89AQI
6th September 2025
70AQI
70AQI
7th September 2025
76AQI
76AQI
8th September 2025
71AQI
71AQI
9th September 2025
66AQI
66AQI
10th September 2025
71AQI
71AQI
11th September 2025
63AQI
63AQI
12th September 2025
47AQI
47AQI
13th September 2025
52AQI
52AQI
14th September 2025
60AQI
60AQI
15th September 2025
70AQI
70AQI
16th September 2025
72AQI
72AQI
17th September 2025
61AQI
61AQI
18th September 2025
46AQI
46AQI
19th September 2025
49AQI
49AQI
20th September 2025
55AQI
55AQI
21st September 2025
55AQI
55AQI
22nd September 2025
42AQI
42AQI
23rd September 2025
48AQI
48AQI
24th September 2025
48AQI
48AQI
25th September 2025
65AQI
65AQI
26th September 2025
76AQI
76AQI
27th September 2025
69AQI
69AQI
28th September 2025
79AQI
79AQI
29th September 2025
28AQI
28AQI
30th September 2025
58AQI
58AQI
1st October 2025
56AQI
56AQI
2nd October 2025
75AQI
75AQI
3rd October 2025
92AQI
92AQI
4th October 2025
114AQI
114AQI
5th October 2025
82AQI
82AQI
6th October 2025
78AQI
78AQI
7th October 2025
72AQI
72AQI
8th October 2025
82AQI
82AQI
9th October 2025
101AQI
101AQI
10th October 2025
157AQI
157AQI
11th October 2025
137AQI
137AQI
12th October 2025
60AQI
60AQI
13th October 2025
40AQI
40AQI
14th October 2025
60AQI
60AQI
15th October 2025
106AQI
106AQI
16th October 2025
116AQI
116AQI
17th October 2025
110AQI
110AQI
18th October 2025
52AQI
52AQI
19th October 2025
83AQI
83AQI
20th October 2025
88AQI
88AQI
21st October 2025
44AQI
44AQI
22nd October 2025
56AQI
56AQI
23rd October 2025
60AQI
60AQI
24th October 2025
75AQI
75AQI
25th October 2025
89AQI
89AQI
26th October 2025
76AQI
76AQI
27th October 2025
70AQI
70AQI
28th October 2025
115AQI
115AQI
29th October 2025
84AQI
84AQI
30th October 2025
71AQI
71AQI
31st October 2025
87AQI
87AQI
1st November 2025
65AQI
65AQI
2nd November 2025
58AQI
58AQI
3rd November 2025
69AQI
69AQI
4th November 2025
69AQI
69AQI
5th November 2025
90AQI
90AQI
6th November 2025
113AQI
113AQI
7th November 2025
103AQI
103AQI
8th November 2025
54AQI
54AQI
9th November 2025
85AQI
85AQI
10th November 2025
96AQI
96AQI
11th November 2025
78AQI
78AQI
12th November 2025
76AQI
76AQI
13th November 2025
58AQI
58AQI
14th November 2025
76AQI
76AQI
15th November 2025
79AQI
79AQI
16th November 2025
104AQI
104AQI
17th November 2025
62AQI
62AQI
18th November 2025
47AQI
47AQI
19th November 2025
62AQI
62AQI
20th November 2025
103AQI
103AQI
21st November 2025
122AQI
122AQI
22nd November 2025
160AQI
160AQI
23rd November 2025
164AQI
164AQI
24th November 2025
154AQI
154AQI
25th November 2025
155AQI
155AQI
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
148AQI
102AQI
96AQI
100AQI
89AQI
70AQI
60AQI
60AQI
62AQI
83AQI
92AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202587AQI
2
13
16
16
11
1
16
14
1
18
11
1
24
7
1
28
1
31
1
30
7
23
2
21
7
1
1
15
5
4
12
224
69
24
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
July60AQI
2024102AQI
4
7
19
1
8
9
12
1
3
20
7
1
18
10
1
2
21
8
3
24
3
10
19
1
1
22
8
1
19
6
4
3
21
5
2
1
20
9
1
17
13
23
180
103
58
1
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
July61AQI
2023111AQI
1
6
23
1
4
7
12
5
1
8
14
8
1
11
18
2
10
16
3
3
23
4
5
23
3
2
26
3
3
15
12
4
16
8
3
7
7
12
6
6
16
3
21
150
104
77
9
Highest AQI recorded in
January163AQI
Lowest AQI recorded in
August72AQI
2022114AQI
1
2
9
17
1
3
14
5
6
14
11
11
7
3
19
9
1
20
8
1
1
20
3
1
5
11
11
3
7
14
6
1
6
11
13
4
8
19
14
110
108
72
2
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
August76AQI
2021109AQI
3
9
16
3
5
6
16
1
1
7
10
13
14
15
1
2
12
15
2
2
18
10
2
29
5
26
7
14
9
2
18
9
2
2
5
10
13
5
11
15
23
156
104
78
4
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
August68AQI
202092AQI
1
7
5
1
11
9
1
11
6
4
21
5
6
25
9
20
2
11
18
1
8
10
10
3
6
12
9
3
7
13
9
2
41
136
63
21
5
Highest AQI recorded in
November142AQI
Lowest AQI recorded in
September61AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
114AQILeast Polluted Year Recorded
2025(Avg.)
87AQINo 4 Middle School's annual 2025 AQI (87) shows an average percentage change of -16.6% (improved AQI) compared to previous years: 2020 (92), 2021 (109), 2022 (114), 2023 (111), 2024 (102).
