Shima 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+
August Air Quality Analysis
Shima Middle School, Yibin, Sichuan, China
2021
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2023
104AQILowest AQI recorded on
13th Aug 2021
28AQISame Day Analysis (4th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 72 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Shima Middle School, Yibin, Sichuan, China
AQI
Day
Night
.
6 AM4th Aug 2025
8 PM
5 AM5th Aug 2025
Day time
Avg. Highest Time
10AM4th Aug
88AQI
Avg. Lowest Time
7AM4th Aug
63AQI
Night time
Avg. Highest Time
11PM4th Aug
80AQI
Avg. Lowest Time
2AM5th Aug
61AQI
In the last 24 hours,
Shima Middle School's AQI reached its highest point of 88 at 10 AM during the Day, while the lowest point, 61, was recorded at 2 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Shima Middle School, Yibin, Sichuan, China
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025586 AMAQI
6th Jul 2025587 AMAQI
6th Jul 2025558 AMAQI
6th Jul 2025549 AMAQI
6th Jul 20255610 AMAQI
6th Jul 20255611 AMAQI
6th Jul 20255512 PMAQI
6th Jul 2025531 PMAQI
6th Jul 2025512 PMAQI
6th Jul 2025523 PMAQI
6th Jul 2025524 PMAQI
6th Jul 2025525 PMAQI
6th Jul 2025526 PMAQI
6th Jul 2025497 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255911 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025582 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025574 AMAQI
7th Jul 2025585 AMAQI
25°C21/31°C
7th Jul 2025586 AMAQI
7th Jul 2025587 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025549 AMAQI
7th Jul 20255610 AMAQI
7th Jul 20255711 AMAQI
7th Jul 20255912 PMAQI
7th Jul 2025591 PMAQI
7th Jul 2025632 PMAQI
7th Jul 2025683 PMAQI
7th Jul 2025664 PMAQI
7th Jul 2025625 PMAQI
7th Jul 2025656 PMAQI
7th Jul 2025687 PMAQI
7th Jul 2025628 PMAQI
7th Jul 2025619 PMAQI
7th Jul 20256110 PMAQI
7th Jul 20256211 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025583 AMAQI
8th Jul 2025584 AMAQI
8th Jul 2025585 AMAQI
23°C22/26°C
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025628 AMAQI
8th Jul 2025669 AMAQI
8th Jul 20256610 AMAQI
8th Jul 20257011 AMAQI
8th Jul 20256612 PMAQI
8th Jul 2025681 PMAQI
8th Jul 2025682 PMAQI
8th Jul 2025683 PMAQI
8th Jul 2025694 PMAQI
8th Jul 2025685 PMAQI
8th Jul 2025666 PMAQI
8th Jul 2025627 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20255911 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI
9th Jul 2025604 AMAQI
9th Jul 2025595 AMAQI
24°C22/29°C
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025718 AMAQI
9th Jul 2025739 AMAQI
9th Jul 20257010 AMAQI
9th Jul 20256511 AMAQI
9th Jul 20256812 PMAQI
9th Jul 2025691 PMAQI
9th Jul 2025642 PMAQI
9th Jul 2025503 PMAQI
9th Jul 2025524 PMAQI
9th Jul 2025505 PMAQI
9th Jul 2025466 PMAQI
9th Jul 2025477 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025589 PMAQI
9th Jul 20255810 PMAQI
9th Jul 20255811 PMAQI
10th Jul 20255912 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025624 AMAQI
10th Jul 2025635 AMAQI
25°C22/28°C
10th Jul 2025636 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025388 AMAQI
10th Jul 2025459 AMAQI
10th Jul 20255110 AMAQI
10th Jul 20255711 AMAQI
10th Jul 20255812 PMAQI
10th Jul 2025581 PMAQI
10th Jul 2025572 PMAQI
10th Jul 2025583 PMAQI
10th Jul 2025584 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025556 PMAQI
10th Jul 2025567 PMAQI
10th Jul 2025588 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255811 PMAQI
11th Jul 20255912 AMAQI
11th Jul 2025601 AMAQI
11th Jul 2025602 AMAQI
11th Jul 2025603 AMAQI
11th Jul 2025594 AMAQI
11th Jul 2025585 AMAQI
25°C22/31°C
11th Jul 2025596 AMAQI
11th Jul 2025597 AMAQI
11th Jul 2025568 AMAQI
11th Jul 2025599 AMAQI
11th Jul 20255910 AMAQI
11th Jul 20256111 AMAQI
11th Jul 20255012 PMAQI
11th Jul 2025421 PMAQI
11th Jul 2025412 PMAQI
11th Jul 2025433 PMAQI
11th Jul 2025484 PMAQI
11th Jul 2025485 PMAQI
11th Jul 2025506 PMAQI
11th Jul 2025537 PMAQI
11th Jul 2025588 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025591 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025603 AMAQI
12th Jul 2025584 AMAQI
12th Jul 2025585 AMAQI
27°C22/34°C
12th Jul 2025586 AMAQI
12th Jul 2025587 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025539 AMAQI
12th Jul 20255610 AMAQI
12th Jul 20255611 AMAQI
12th Jul 20255512 PMAQI
12th Jul 2025541 PMAQI
12th Jul 2025582 PMAQI
12th Jul 2025583 PMAQI
12th Jul 2025564 PMAQI
12th Jul 2025565 PMAQI
12th Jul 2025566 PMAQI
12th Jul 2025577 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025619 PMAQI
12th Jul 20256010 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20256112 AMAQI
13th Jul 2025581 AMAQI
13th Jul 2025582 AMAQI
13th Jul 2025583 AMAQI
13th Jul 2025584 AMAQI
13th Jul 2025595 AMAQI
27°C22/34°C
13th Jul 2025596 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025599 AMAQI
13th Jul 20256610 AMAQI
13th Jul 20256011 AMAQI
13th Jul 20256212 PMAQI
13th Jul 2025621 PMAQI
13th Jul 2025642 PMAQI
13th Jul 2025673 PMAQI
13th Jul 2025684 PMAQI
13th Jul 2025655 PMAQI
13th Jul 2025666 PMAQI
13th Jul 2025657 PMAQI
13th Jul 2025628 PMAQI
13th Jul 2025629 PMAQI
13th Jul 20256210 PMAQI
13th Jul 20256211 PMAQI
14th Jul 20256212 AMAQI
14th Jul 2025591 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
14th Jul 2025604 AMAQI
14th Jul 2025605 AMAQI
28°C22/36°C
14th Jul 2025606 AMAQI
14th Jul 2025607 AMAQI
14th Jul 2025688 AMAQI
14th Jul 2025709 AMAQI
14th Jul 20257210 AMAQI
14th Jul 20257311 AMAQI
14th Jul 20256812 PMAQI
14th Jul 2025681 PMAQI
14th Jul 2025682 PMAQI
14th Jul 2025673 PMAQI
14th Jul 2025674 PMAQI
14th Jul 2025675 PMAQI
14th Jul 2025676 PMAQI
14th Jul 2025677 PMAQI
14th Jul 2025648 PMAQI
14th Jul 2025639 PMAQI
14th Jul 20256310 PMAQI
14th Jul 20256211 PMAQI
15th Jul 20256412 AMAQI
15th Jul 2025611 AMAQI
15th Jul 2025602 AMAQI
15th Jul 2025603 AMAQI
15th Jul 2025624 AMAQI
15th Jul 2025625 AMAQI
29°C24/36°C
15th Jul 2025626 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025738 AMAQI
15th Jul 2025739 AMAQI
15th Jul 20257210 AMAQI
15th Jul 20257111 AMAQI
15th Jul 20256812 PMAQI
15th Jul 2025721 PMAQI
15th Jul 2025732 PMAQI
15th Jul 2025733 PMAQI
15th Jul 2025724 PMAQI
15th Jul 2025695 PMAQI
15th Jul 2025686 PMAQI
15th Jul 2025667 PMAQI
15th Jul 2025638 PMAQI
15th Jul 2025649 PMAQI
15th Jul 20256510 PMAQI
15th Jul 20256611 PMAQI
16th Jul 20256612 AMAQI
16th Jul 2025601 AMAQI
16th Jul 2025612 AMAQI
16th Jul 2025613 AMAQI
16th Jul 2025624 AMAQI
16th Jul 2025625 AMAQI
30°C24/37°C
16th Jul 2025626 AMAQI
16th Jul 2025627 AMAQI
16th Jul 2025828 AMAQI
16th Jul 2025889 AMAQI
16th Jul 20258210 AMAQI
16th Jul 20258711 AMAQI
16th Jul 20258012 PMAQI
16th Jul 2025781 PMAQI
16th Jul 2025762 PMAQI
16th Jul 2025733 PMAQI
16th Jul 2025724 PMAQI
16th Jul 2025685 PMAQI
16th Jul 2025656 PMAQI
16th Jul 2025667 PMAQI
16th Jul 2025638 PMAQI
16th Jul 2025649 PMAQI
16th Jul 20256510 PMAQI
16th Jul 20256611 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025631 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025643 AMAQI
17th Jul 2025664 AMAQI
17th Jul 2025655 AMAQI
31°C26/39°C
17th Jul 2025656 AMAQI
17th Jul 2025657 AMAQI
17th Jul 2025778 AMAQI
17th Jul 2025809 AMAQI
17th Jul 20258010 AMAQI
17th Jul 20257911 AMAQI
17th Jul 20257512 PMAQI
17th Jul 2025751 PMAQI
17th Jul 2025712 PMAQI
17th Jul 2025703 PMAQI
17th Jul 2025684 PMAQI
17th Jul 2025645 PMAQI
17th Jul 2025656 PMAQI
17th Jul 2025667 PMAQI
17th Jul 2025658 PMAQI
17th Jul 2025659 PMAQI
17th Jul 20256610 PMAQI
17th Jul 20256611 PMAQI
18th Jul 20256712 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025642 AMAQI
18th Jul 2025653 AMAQI
18th Jul 2025664 AMAQI
18th Jul 2025665 AMAQI
31°C26/39°C
18th Jul 2025666 AMAQI
18th Jul 2025667 AMAQI
18th Jul 2025748 AMAQI
18th Jul 2025789 AMAQI
18th Jul 20257810 AMAQI
18th Jul 20258211 AMAQI
18th Jul 20258212 PMAQI
18th Jul 2025801 PMAQI
18th Jul 2025802 PMAQI
18th Jul 2025773 PMAQI
18th Jul 2025744 PMAQI
18th Jul 2025735 PMAQI
18th Jul 2025746 PMAQI
18th Jul 2025717 PMAQI
18th Jul 2025648 PMAQI
18th Jul 2025629 PMAQI
18th Jul 20256310 PMAQI
18th Jul 20256211 PMAQI
19th Jul 20256312 AMAQI
19th Jul 2025661 AMAQI
19th Jul 2025672 AMAQI
19th Jul 2025673 AMAQI
19th Jul 2025684 AMAQI
19th Jul 2025685 AMAQI
30°C26/36°C
19th Jul 2025686 AMAQI
19th Jul 2025687 AMAQI
19th Jul 2025478 AMAQI
19th Jul 2025389 AMAQI
19th Jul 20253710 AMAQI
19th Jul 20254211 AMAQI
19th Jul 20255312 PMAQI
19th Jul 2025541 PMAQI
19th Jul 2025562 PMAQI
19th Jul 2025603 PMAQI
19th Jul 2025624 PMAQI
19th Jul 2025635 PMAQI
19th Jul 2025646 PMAQI
19th Jul 2025667 PMAQI
19th Jul 2025668 PMAQI
19th Jul 2025669 PMAQI
19th Jul 20256610 PMAQI
19th Jul 20256611 PMAQI
20th Jul 20256612 AMAQI
20th Jul 2025651 AMAQI
20th Jul 2025652 AMAQI
20th Jul 2025643 AMAQI
20th Jul 2025624 AMAQI
20th Jul 2025625 AMAQI
28°C24/33°C
20th Jul 2025636 AMAQI
20th Jul 2025627 AMAQI
20th Jul 2025638 AMAQI
20th Jul 2025729 AMAQI
20th Jul 20256210 AMAQI
20th Jul 20254811 AMAQI
20th Jul 20255412 PMAQI
20th Jul 2025541 PMAQI
20th Jul 2025492 PMAQI
20th Jul 2025453 PMAQI
20th Jul 2025474 PMAQI
20th Jul 2025435 PMAQI
20th Jul 2025436 PMAQI
20th Jul 2025527 PMAQI
20th Jul 2025608 PMAQI
20th Jul 2025609 PMAQI
20th Jul 20256010 PMAQI
20th Jul 20255911 PMAQI
21st Jul 20256112 AMAQI
21st Jul 2025641 AMAQI
21st Jul 2025642 AMAQI
21st Jul 2025643 AMAQI
21st Jul 2025634 AMAQI
21st Jul 2025625 AMAQI
26°C23/32°C
21st Jul 2025636 AMAQI
21st Jul 2025637 AMAQI
21st Jul 2025528 AMAQI
21st Jul 2025529 AMAQI
21st Jul 20255410 AMAQI
21st Jul 20255511 AMAQI
21st Jul 20255512 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025532 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025534 PMAQI
21st Jul 2025555 PMAQI
21st Jul 2025546 PMAQI
21st Jul 2025567 PMAQI
21st Jul 2025608 PMAQI
21st Jul 2025619 PMAQI
21st Jul 20256210 PMAQI
21st Jul 20256011 PMAQI
22nd Jul 20256012 AMAQI
22nd Jul 2025611 AMAQI
22nd Jul 2025622 AMAQI
22nd Jul 2025613 AMAQI
22nd Jul 2025604 AMAQI
22nd Jul 2025605 AMAQI
27°C22/32°C
22nd Jul 2025606 AMAQI
22nd Jul 2025607 AMAQI
22nd Jul 2025328 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20255111 AMAQI
22nd Jul 20255412 PMAQI
22nd Jul 2025571 PMAQI
22nd Jul 2025602 PMAQI
22nd Jul 2025583 PMAQI
22nd Jul 2025554 PMAQI
22nd Jul 2025565 PMAQI
22nd Jul 2025586 PMAQI
22nd Jul 2025587 PMAQI
22nd Jul 2025608 PMAQI
22nd Jul 2025609 PMAQI
22nd Jul 20256110 PMAQI
22nd Jul 20256111 PMAQI
23rd Jul 20256112 AMAQI
23rd Jul 2025611 AMAQI
23rd Jul 2025612 AMAQI
23rd Jul 2025603 AMAQI
23rd Jul 2025604 AMAQI
23rd Jul 2025605 AMAQI
26°C23/30°C
23rd Jul 2025606 AMAQI
23rd Jul 2025597 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025389 AMAQI
23rd Jul 20254010 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025552 PMAQI
23rd Jul 2025563 PMAQI
23rd Jul 2025534 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025506 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025588 PMAQI
23rd Jul 2025589 PMAQI
23rd Jul 20255810 PMAQI
23rd Jul 20255811 PMAQI
24th Jul 20255812 AMAQI
24th Jul 2025581 AMAQI
24th Jul 2025602 AMAQI
24th Jul 2025603 AMAQI
24th Jul 2025604 AMAQI
24th Jul 2025595 AMAQI
27°C22/32°C
24th Jul 2025596 AMAQI
24th Jul 2025597 AMAQI
24th Jul 2025448 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253912 PMAQI
24th Jul 2025371 PMAQI
24th Jul 2025392 PMAQI
24th Jul 2025463 PMAQI
24th Jul 2025424 PMAQI
24th Jul 2025415 PMAQI
24th Jul 2025416 PMAQI
24th Jul 2025467 PMAQI
24th Jul 2025558 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255710 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255712 AMAQI
25th Jul 2025581 AMAQI
25th Jul 2025582 AMAQI
25th Jul 2025583 AMAQI
25th Jul 2025574 AMAQI
25th Jul 2025565 AMAQI
27°C22/33°C
25th Jul 2025566 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025528 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20256310 AMAQI
25th Jul 20256611 AMAQI
25th Jul 20256412 PMAQI
25th Jul 2025651 PMAQI
25th Jul 2025632 PMAQI
25th Jul 2025623 PMAQI
25th Jul 2025614 PMAQI
25th Jul 2025595 PMAQI
25th Jul 2025586 PMAQI
25th Jul 2025597 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255410 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255412 AMAQI
26th Jul 2025571 AMAQI
26th Jul 2025562 AMAQI
26th Jul 2025563 AMAQI
26th Jul 2025564 AMAQI
26th Jul 2025565 AMAQI
27°C23/33°C
26th Jul 2025566 AMAQI
26th Jul 2025567 AMAQI
26th Jul 2025538 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255711 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025571 PMAQI
26th Jul 2025592 PMAQI
26th Jul 2025553 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025465 PMAQI
26th Jul 2025426 PMAQI
26th Jul 2025467 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255510 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255412 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025553 AMAQI
27th Jul 2025564 AMAQI
27th Jul 2025565 AMAQI
26°C23/31°C
27th Jul 2025566 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025468 AMAQI
27th Jul 2025439 AMAQI
27th Jul 20254410 AMAQI
27th Jul 20254111 AMAQI
27th Jul 20255012 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025522 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025554 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025556 PMAQI
27th Jul 2025557 PMAQI
27th Jul 2025578 PMAQI
27th Jul 2025579 PMAQI
27th Jul 20255710 PMAQI
27th Jul 20255811 PMAQI
28th Jul 20255812 AMAQI
28th Jul 2025551 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025544 AMAQI
28th Jul 2025545 AMAQI
28°C22/35°C
28th Jul 2025546 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025548 AMAQI
28th Jul 2025529 AMAQI
28th Jul 20255010 AMAQI
28th Jul 20255411 AMAQI
28th Jul 20255712 PMAQI
28th Jul 2025571 PMAQI
28th Jul 2025572 PMAQI
28th Jul 2025563 PMAQI
28th Jul 2025574 PMAQI
28th Jul 2025575 PMAQI
28th Jul 2025566 PMAQI
28th Jul 2025557 PMAQI
28th Jul 2025568 PMAQI
28th Jul 2025579 PMAQI
28th Jul 20255810 PMAQI
28th Jul 20255911 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025561 AMAQI
29th Jul 2025562 AMAQI
29th Jul 2025563 AMAQI
29th Jul 2025554 AMAQI
29th Jul 2025555 AMAQI
29°C23/36°C
29th Jul 2025556 AMAQI
29th Jul 2025557 AMAQI
29th Jul 2025628 AMAQI
29th Jul 2025669 AMAQI
29th Jul 20257010 AMAQI
29th Jul 20257011 AMAQI
29th Jul 20256812 PMAQI
29th Jul 2025681 PMAQI
29th Jul 2025672 PMAQI
29th Jul 2025653 PMAQI
29th Jul 2025654 PMAQI
29th Jul 2025625 PMAQI
29th Jul 2025586 PMAQI
29th Jul 2025587 PMAQI
29th Jul 2025588 PMAQI
29th Jul 2025599 PMAQI
29th Jul 20256110 PMAQI
29th Jul 20256111 PMAQI
30th Jul 20256112 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025572 AMAQI
30th Jul 2025583 AMAQI
30th Jul 2025594 AMAQI
30th Jul 2025585 AMAQI
30°C25/37°C
30th Jul 2025586 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025688 AMAQI
30th Jul 2025729 AMAQI
30th Jul 20257110 AMAQI
30th Jul 20257011 AMAQI
30th Jul 20256912 PMAQI
30th Jul 2025701 PMAQI
30th Jul 2025702 PMAQI
30th Jul 2025703 PMAQI
30th Jul 2025684 PMAQI
30th Jul 2025665 PMAQI
30th Jul 2025656 PMAQI
30th Jul 2025607 PMAQI
30th Jul 2025588 PMAQI
30th Jul 2025609 PMAQI
30th Jul 20256110 PMAQI
30th Jul 20256211 PMAQI
31st Jul 20256212 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025592 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025594 AMAQI
31st Jul 2025595 AMAQI
30°C26/37°C
31st Jul 2025596 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025598 AMAQI
31st Jul 2025599 AMAQI
31st Jul 20256310 AMAQI
31st Jul 20256411 AMAQI
31st Jul 20256412 PMAQI
31st Jul 2025691 PMAQI
31st Jul 2025672 PMAQI
31st Jul 2025603 PMAQI
31st Jul 2025624 PMAQI
31st Jul 2025625 PMAQI
31st Jul 2025586 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025578 PMAQI
31st Jul 2025589 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20256411 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025593 AMAQI
1st Aug 2025594 AMAQI
1st Aug 2025585 AMAQI
30°C24/37°C
1st Aug 2025586 AMAQI
1st Aug 2025587 AMAQI
1st Aug 2025688 AMAQI
1st Aug 2025699 AMAQI
1st Aug 20256810 AMAQI
1st Aug 20256711 AMAQI
1st Aug 20256912 PMAQI
1st Aug 2025701 PMAQI
1st Aug 2025692 PMAQI
1st Aug 2025643 PMAQI
1st Aug 2025634 PMAQI
1st Aug 2025575 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025587 PMAQI
1st Aug 2025588 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20256710 PMAQI
1st Aug 20257811 PMAQI
2nd Aug 20256912 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025604 AMAQI
2nd Aug 2025605 AMAQI
30°C24/38°C
2nd Aug 2025606 AMAQI
2nd Aug 2025607 AMAQI
2nd Aug 2025658 AMAQI
2nd Aug 2025649 AMAQI
2nd Aug 20255810 AMAQI
2nd Aug 20256211 AMAQI
2nd Aug 20256212 PMAQI
2nd Aug 2025631 PMAQI
2nd Aug 2025592 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025654 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025646 PMAQI
2nd Aug 2025577 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256910 PMAQI
2nd Aug 20257111 PMAQI
3rd Aug 20256412 AMAQI
3rd Aug 2025581 AMAQI
3rd Aug 2025592 AMAQI
3rd Aug 2025603 AMAQI
3rd Aug 2025604 AMAQI
3rd Aug 2025615 AMAQI
31°C25/38°C
3rd Aug 2025616 AMAQI
3rd Aug 2025607 AMAQI
3rd Aug 2025638 AMAQI
3rd Aug 2025689 AMAQI
3rd Aug 20256610 AMAQI
3rd Aug 20256611 AMAQI
3rd Aug 20257012 PMAQI
3rd Aug 2025721 PMAQI
3rd Aug 2025732 PMAQI
3rd Aug 2025653 PMAQI
3rd Aug 2025644 PMAQI
3rd Aug 2025645 PMAQI
3rd Aug 2025646 PMAQI
3rd Aug 2025637 PMAQI
3rd Aug 2025648 PMAQI
3rd Aug 2025649 PMAQI
3rd Aug 20256810 PMAQI
3rd Aug 20256711 PMAQI
4th Aug 20256612 AMAQI
4th Aug 2025621 AMAQI
4th Aug 2025612 AMAQI
4th Aug 2025633 AMAQI
4th Aug 2025634 AMAQI
4th Aug 2025645 AMAQI
31°C25/38°C
4th Aug 2025636 AMAQI
4th Aug 2025637 AMAQI
4th Aug 2025808 AMAQI
4th Aug 2025839 AMAQI
4th Aug 20258810 AMAQI
4th Aug 20258211 AMAQI
4th Aug 20257212 PMAQI
4th Aug 2025881 PMAQI
4th Aug 2025732 PMAQI
4th Aug 2025763 PMAQI
4th Aug 2025794 PMAQI
4th Aug 2025745 PMAQI
4th Aug 2025816 PMAQI
4th Aug 2025757 PMAQI
4th Aug 2025758 PMAQI
4th Aug 2025769 PMAQI
4th Aug 20257610 PMAQI
4th Aug 20258011 PMAQI
5th Aug 20257612 AMAQI
5th Aug 2025611 AMAQI
5th Aug 2025612 AMAQI
5th Aug 2025633 AMAQI
5th Aug 2025644 AMAQI
5th Aug 2025655 AMAQI
31°C26/39°C
5th Aug 2025666 AMAQI
6 AM5th Aug 2025647 AMAQI
5th Aug 2025808 AMAQI
5th Aug 2025729 AMAQI
5th Aug 20257710 AMAQI
5th Aug 20257911 AMAQI
5th Aug 20257512 PMAQI
5th Aug 2025831 PMAQI
1 PM5th Aug 2025762 PMAQI
5th Aug 2025723 PMAQI
5th Aug 2025784 PMAQI
5th Aug 2025725 PMAQI
5th Aug 2025746 PMAQI
5th Aug 2025767 PMAQI
5th Aug 2025728 PMAQI
8 PM5th Aug 2025789 PMAQI
5th Aug 20257410 PMAQI
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 PM
61AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM
61AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 61), while the lowest AQI was between 6 AM to 8 PM (Avg. 61).
Night time
Avg. Highest Time
12 AM - 11 PM
61AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
61AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 61), while the lowest AQI was between 12 AM to 11 PM (Avg. 61).
2025 Days Vs Air Quality
Shima Middle School, Yibin, Sichuan, China
2025
0.9%
2
74%
160
18%
39
7%
15
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
2 DaysModerate
160 DaysPoor
39 DaysUnhealthy
15 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 0.93%
Health Risk Level:
Extreme
In 2025, 0.93% of 217 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
Shima 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.
1st January 2025
143AQI
143AQI
2nd January 2025
124AQI
124AQI
3rd January 2025
153AQI
153AQI
4th January 2025
192AQI
192AQI
5th January 2025
181AQI
181AQI
6th January 2025
178AQI
178AQI
7th January 2025
168AQI
168AQI
8th January 2025
135AQI
135AQI
9th January 2025
130AQI
130AQI
10th January 2025
131AQI
131AQI
11th January 2025
102AQI
102AQI
12th January 2025
129AQI
129AQI
13th January 2025
137AQI
137AQI
14th January 2025
149AQI
149AQI
15th January 2025
148AQI
148AQI
16th January 2025
153AQI
153AQI
17th January 2025
153AQI
153AQI
18th January 2025
133AQI
133AQI
19th January 2025
136AQI
136AQI
20th January 2025
146AQI
146AQI
21st January 2025
177AQI
177AQI
22nd January 2025
170AQI
170AQI
23rd January 2025
183AQI
183AQI
24th January 2025
163AQI
163AQI
25th January 2025
95AQI
95AQI
26th January 2025
100AQI
100AQI
27th January 2025
114AQI
114AQI
28th January 2025
119AQI
119AQI
29th January 2025
162AQI
162AQI
30th January 2025
153AQI
153AQI
31st January 2025
159AQI
159AQI
1st February 2025
112AQI
112AQI
2nd February 2025
109AQI
109AQI
3rd February 2025
91AQI
91AQI
4th February 2025
100AQI
100AQI
5th February 2025
72AQI
72AQI
6th February 2025
80AQI
80AQI
7th February 2025
63AQI
63AQI
8th February 2025
76AQI
76AQI
9th February 2025
82AQI
82AQI
10th February 2025
94AQI
94AQI
11th February 2025
126AQI
126AQI
12th February 2025
94AQI
94AQI
13th February 2025
95AQI
95AQI
14th February 2025
98AQI
98AQI
15th February 2025
95AQI
95AQI
16th February 2025
118AQI
118AQI
17th February 2025
137AQI
137AQI
18th February 2025
142AQI
142AQI
19th February 2025
150AQI
150AQI
20th February 2025
114AQI
114AQI
21st February 2025
127AQI
127AQI
22nd February 2025
97AQI
97AQI
23rd February 2025
113AQI
113AQI
24th February 2025
68AQI
68AQI
25th February 2025
87AQI
87AQI
26th February 2025
79AQI
79AQI
27th February 2025
120AQI
120AQI
28th February 2025
119AQI
119AQI
1st March 2025
152AQI
152AQI
2nd March 2025
126AQI
126AQI
3rd March 2025
95AQI
95AQI
4th March 2025
111AQI
111AQI
5th March 2025
66AQI
66AQI
6th March 2025
58AQI
58AQI
7th March 2025
68AQI
68AQI
8th March 2025
71AQI
71AQI
9th March 2025
106AQI
106AQI
10th March 2025
121AQI
121AQI
11th March 2025
137AQI
137AQI
12th March 2025
113AQI
113AQI
13th March 2025
121AQI
121AQI
14th March 2025
106AQI
106AQI
15th March 2025
79AQI
79AQI
16th March 2025
72AQI
72AQI
17th March 2025
65AQI
65AQI
18th March 2025
64AQI
64AQI
19th March 2025
67AQI
67AQI
20th March 2025
77AQI
77AQI
21st March 2025
95AQI
95AQI
22nd March 2025
118AQI
118AQI
23rd March 2025
114AQI
114AQI
24th March 2025
105AQI
105AQI
25th March 2025
100AQI
100AQI
26th March 2025
84AQI
84AQI
27th March 2025
95AQI
95AQI
28th March 2025
82AQI
82AQI
29th March 2025
75AQI
75AQI
30th March 2025
69AQI
69AQI
31st March 2025
73AQI
73AQI
1st April 2025
70AQI
70AQI
2nd April 2025
74AQI
74AQI
3rd April 2025
75AQI
75AQI
4th April 2025
79AQI
79AQI
5th April 2025
77AQI
77AQI
6th April 2025
73AQI
73AQI
7th April 2025
75AQI
75AQI
8th April 2025
75AQI
75AQI
9th April 2025
78AQI
78AQI
10th April 2025
84AQI
84AQI
11th April 2025
82AQI
82AQI
12th April 2025
102AQI
102AQI
13th April 2025
100AQI
100AQI
14th April 2025
99AQI
99AQI
15th April 2025
100AQI
100AQI
16th April 2025
92AQI
92AQI
17th April 2025
85AQI
85AQI
18th April 2025
86AQI
86AQI
19th April 2025
77AQI
77AQI
20th April 2025
80AQI
80AQI
21st April 2025
78AQI
78AQI
22nd April 2025
74AQI
74AQI
23rd April 2025
79AQI
79AQI
24th April 2025
70AQI
70AQI
25th April 2025
73AQI
73AQI
26th April 2025
72AQI
72AQI
27th April 2025
71AQI
71AQI
28th April 2025
72AQI
72AQI
29th April 2025
66AQI
66AQI
30th April 2025
65AQI
65AQI
1st May 2025
68AQI
68AQI
2nd May 2025
75AQI
75AQI
3rd May 2025
82AQI
82AQI
4th May 2025
85AQI
85AQI
5th May 2025
71AQI
71AQI
6th May 2025
74AQI
74AQI
7th May 2025
70AQI
70AQI
8th May 2025
72AQI
72AQI
9th May 2025
82AQI
82AQI
10th May 2025
79AQI
79AQI
11th May 2025
74AQI
74AQI
12th May 2025
83AQI
83AQI
13th May 2025
78AQI
78AQI
14th May 2025
84AQI
84AQI
15th May 2025
85AQI
85AQI
16th May 2025
82AQI
82AQI
17th May 2025
89AQI
89AQI
18th May 2025
88AQI
88AQI
19th May 2025
78AQI
78AQI
20th May 2025
83AQI
83AQI
21st May 2025
71AQI
71AQI
22nd May 2025
72AQI
72AQI
23rd May 2025
73AQI
73AQI
24th May 2025
73AQI
73AQI
25th May 2025
73AQI
73AQI
26th May 2025
74AQI
74AQI
27th May 2025
72AQI
72AQI
28th May 2025
64AQI
64AQI
29th May 2025
65AQI
65AQI
30th May 2025
72AQI
72AQI
31st May 2025
64AQI
64AQI
1st June 2025
66AQI
66AQI
2nd June 2025
61AQI
61AQI
3rd June 2025
68AQI
68AQI
4th June 2025
72AQI
72AQI
5th June 2025
72AQI
72AQI
6th June 2025
76AQI
76AQI
7th June 2025
80AQI
80AQI
8th June 2025
70AQI
70AQI
9th June 2025
74AQI
74AQI
10th June 2025
76AQI
76AQI
11th June 2025
74AQI
74AQI
12th June 2025
71AQI
71AQI
13th June 2025
74AQI
74AQI
14th June 2025
73AQI
73AQI
15th June 2025
68AQI
68AQI
16th June 2025
71AQI
71AQI
17th June 2025
70AQI
70AQI
18th June 2025
66AQI
66AQI
19th June 2025
65AQI
65AQI
20th June 2025
66AQI
66AQI
21st June 2025
60AQI
60AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
57AQI
57AQI
24th June 2025
55AQI
55AQI
25th June 2025
50AQI
50AQI
26th June 2025
53AQI
53AQI
27th June 2025
58AQI
58AQI
28th June 2025
59AQI
59AQI
29th June 2025
61AQI
61AQI
30th June 2025
52AQI
52AQI
1st July 2025
56AQI
56AQI
2nd July 2025
59AQI
59AQI
3rd July 2025
60AQI
60AQI
4th July 2025
59AQI
59AQI
5th July 2025
50AQI
50AQI
6th July 2025
56AQI
56AQI
7th July 2025
60AQI
60AQI
8th July 2025
62AQI
62AQI
9th July 2025
60AQI
60AQI
10th July 2025
58AQI
58AQI
11th July 2025
56AQI
56AQI
12th July 2025
58AQI
58AQI
13th July 2025
62AQI
62AQI
14th July 2025
64AQI
64AQI
15th July 2025
66AQI
66AQI
16th July 2025
68AQI
68AQI
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
56AQI
56AQI
24th July 2025
51AQI
51AQI
25th July 2025
58AQI
58AQI
26th July 2025
54AQI
54AQI
27th July 2025
54AQI
54AQI
28th July 2025
56AQI
56AQI
29th July 2025
60AQI
60AQI
30th July 2025
63AQI
63AQI
31st July 2025
61AQI
61AQI
1st August 2025
63AQI
63AQI
2nd August 2025
65AQI
65AQI
3rd August 2025
65AQI
65AQI
4th August 2025
72AQI
72AQI
146AQI
102AQI
93AQI
79AQI
76AQI
66AQI
59AQI
66AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202588AQI
2
15
14
16
12
19
11
1
29
1
31
1
29
1
30
4
2
160
39
15
Highest AQI recorded in
January146AQI
Lowest AQI recorded in
July59AQI
202494AQI
1
2
5
18
1
1
4
5
6
2
8
3
5
3
12
1
30
15
16
2
29
1
16
9
3
1
27
3
20
10
1
17
13
24
164
58
43
1
Highest AQI recorded in
January153AQI
Lowest AQI recorded in
July53AQI
2023103AQI
1
6
14
6
6
12
4
1
12
17
1
4
12
14
3
15
13
4
24
7
22
2
4
18
1
3
6
8
16
1
23
116
70
43
5
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
July65AQI
2022137AQI
4
15
3
4
12
5
1
4
10
6
3
1
1
11
23
30
3
Highest AQI recorded in
January165AQI
Lowest AQI recorded in
May40AQI
2021108AQI
3
13
14
1
4
8
16
1
4
14
12
12
17
1
1
6
11
2
17
11
3
23
9
22
8
15
4
8
7
1
2
4
8
5
5
7
17
26
123
100
66
1
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
August61AQI
202092AQI
1
4
6
2
8
11
2
1
10
6
1
5
20
5
6
25
10
21
10
18
2
8
11
10
2
5
14
11
7
15
9
41
129
69
27
Highest AQI recorded in
November135AQI
Lowest AQI recorded in
September63AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
137AQILeast Polluted Year Recorded
2025(Avg.)
88AQIShima Middle School's annual 2025 AQI (88) shows an average percentage change of -15.4% (improved AQI) compared to previous years: 2020 (92), 2021 (108), 2022 (137), 2023 (103), 2024 (94).
