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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Shitouyuan middle school, Wencheng, Hainan, 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

Shitouyuan middle school, Wencheng, Hainan, China

2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
11th Aug 2026
69AQI
Lowest AQI recorded on
6th Aug 2026
24AQI

Same Day Analysis (17th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 2nd highest AQI at 35 of Good air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 16th Aug - 17th Aug 2026

Shitouyuan middle school, Wencheng, Hainan, China

AQI
Day
Night
.

6 AM16th Aug 2026

7 PM

5 AM17th Aug 2026

Day time
Avg. Highest Time
1PM16th Aug

44AQI

Avg. Lowest Time
4PM16th Aug

23AQI

Night time
Avg. Highest Time
11PM16th Aug

42AQI

Avg. Lowest Time
9PM16th Aug

26AQI

In the last 24 hours,

Shitouyuan middle school's AQI reached its highest point of 44 at 1 PM during the Day, while the lowest point, 23, was recorded at 4 PM during the Day between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Shitouyuan middle school, Wencheng, Hainan, China

JulAug
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
19th Jul 2026646 AMAQI
19th Jul 2026597 AMAQI
19th Jul 2026628 AMAQI
19th Jul 2026679 AMAQI
19th Jul 20266710 AMAQI
19th Jul 20266911 AMAQI
19th Jul 20266212 PMAQI
19th Jul 2026671 PMAQI
19th Jul 2026622 PMAQI
19th Jul 2026573 PMAQI
19th Jul 2026524 PMAQI
19th Jul 2026655 PMAQI
19th Jul 2026606 PMAQI
19th Jul 2026637 PMAQI
19th Jul 2026628 PMAQI
19th Jul 2026569 PMAQI
19th Jul 20265110 PMAQI
19th Jul 20265411 PMAQI
20th Jul 20265312 AMAQI
20th Jul 2026581 AMAQI
20th Jul 2026582 AMAQI
20th Jul 2026693 AMAQI
20th Jul 2026684 AMAQI
20th Jul 2026645 AMAQI

29°C26/34°C

20th Jul 2026536 AMAQI
20th Jul 2026427 AMAQI
20th Jul 2026448 AMAQI
20th Jul 2026569 AMAQI
20th Jul 20265210 AMAQI
20th Jul 20265511 AMAQI
20th Jul 20265612 PMAQI
20th Jul 2026641 PMAQI
20th Jul 2026582 PMAQI
20th Jul 2026543 PMAQI
20th Jul 2026464 PMAQI
20th Jul 2026545 PMAQI
20th Jul 2026566 PMAQI
20th Jul 2026627 PMAQI
20th Jul 2026688 PMAQI
20th Jul 2026829 PMAQI
20th Jul 20268310 PMAQI
20th Jul 20263311 PMAQI
21st Jul 20263312 AMAQI
21st Jul 2026451 AMAQI
21st Jul 2026522 AMAQI
21st Jul 2026523 AMAQI
21st Jul 2026564 AMAQI
21st Jul 2026625 AMAQI

29°C26/34°C

21st Jul 2026556 AMAQI
21st Jul 2026607 AMAQI
21st Jul 2026598 AMAQI
21st Jul 2026579 AMAQI
21st Jul 20265510 AMAQI
21st Jul 20265112 PMAQI
21st Jul 2026481 PMAQI
21st Jul 2026512 PMAQI
21st Jul 2026493 PMAQI
21st Jul 2026524 PMAQI
21st Jul 2026565 PMAQI
21st Jul 20261016 PMAQI
21st Jul 2026587 PMAQI
21st Jul 2026698 PMAQI
21st Jul 2026769 PMAQI
21st Jul 20268010 PMAQI
21st Jul 20267811 PMAQI
22nd Jul 20265112 AMAQI
22nd Jul 2026501 AMAQI
22nd Jul 2026492 AMAQI
22nd Jul 2026523 AMAQI
22nd Jul 2026524 AMAQI
22nd Jul 2026525 AMAQI

29°C27/33°C

22nd Jul 2026626 AMAQI
22nd Jul 2026587 AMAQI
22nd Jul 2026658 AMAQI
22nd Jul 2026569 AMAQI
22nd Jul 20264810 AMAQI
22nd Jul 20265011 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026441 PMAQI
22nd Jul 2026422 PMAQI
22nd Jul 2026483 PMAQI
22nd Jul 2026464 PMAQI
22nd Jul 2026465 PMAQI
22nd Jul 2026476 PMAQI
22nd Jul 2026517 PMAQI
22nd Jul 2026608 PMAQI
22nd Jul 2026669 PMAQI
22nd Jul 20266910 PMAQI
22nd Jul 20265811 PMAQI
23rd Jul 20265412 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026552 AMAQI
23rd Jul 2026583 AMAQI
23rd Jul 2026524 AMAQI
23rd Jul 2026535 AMAQI

29°C26/34°C

23rd Jul 2026526 AMAQI
23rd Jul 2026427 AMAQI
23rd Jul 2026468 AMAQI
23rd Jul 2026519 AMAQI
23rd Jul 20264210 AMAQI
23rd Jul 20265211 AMAQI
23rd Jul 20265512 PMAQI
23rd Jul 2026641 PMAQI
23rd Jul 2026602 PMAQI
23rd Jul 2026553 PMAQI
23rd Jul 2026534 PMAQI
23rd Jul 2026515 PMAQI
23rd Jul 2026486 PMAQI
23rd Jul 2026527 PMAQI
23rd Jul 2026608 PMAQI
23rd Jul 2026709 PMAQI
23rd Jul 20266410 PMAQI
23rd Jul 20266911 PMAQI
24th Jul 20267312 AMAQI
24th Jul 2026701 AMAQI
24th Jul 2026642 AMAQI
24th Jul 2026683 AMAQI
24th Jul 2026654 AMAQI
24th Jul 2026665 AMAQI

29°C27/33°C

24th Jul 2026666 AMAQI
24th Jul 2026657 AMAQI
24th Jul 2026658 AMAQI
24th Jul 2026689 AMAQI
24th Jul 20266210 AMAQI
24th Jul 20264811 AMAQI
24th Jul 20264212 PMAQI
24th Jul 2026491 PMAQI
24th Jul 2026462 PMAQI
24th Jul 2026443 PMAQI
24th Jul 2026424 PMAQI
24th Jul 2026425 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026427 PMAQI
24th Jul 2026508 PMAQI
24th Jul 2026579 PMAQI
24th Jul 20266910 PMAQI
24th Jul 20267511 PMAQI
25th Jul 20267612 AMAQI
25th Jul 2026741 AMAQI
25th Jul 2026712 AMAQI
25th Jul 2026643 AMAQI
25th Jul 2026664 AMAQI
25th Jul 2026665 AMAQI

29°C27/33°C

25th Jul 2026626 AMAQI
25th Jul 2026627 AMAQI
25th Jul 2026668 AMAQI
25th Jul 2026629 AMAQI
25th Jul 20264910 AMAQI
25th Jul 20264411 AMAQI
25th Jul 20264212 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026382 PMAQI
25th Jul 2026333 PMAQI
25th Jul 2026364 PMAQI
25th Jul 2026365 PMAQI
25th Jul 2026446 PMAQI
25th Jul 2026497 PMAQI
25th Jul 2026538 PMAQI
25th Jul 2026529 PMAQI
25th Jul 20266210 PMAQI
25th Jul 20267211 PMAQI
26th Jul 20268512 AMAQI
26th Jul 2026751 AMAQI
26th Jul 2026742 AMAQI
26th Jul 2026643 AMAQI
26th Jul 2026684 AMAQI
26th Jul 2026725 AMAQI

29°C26/34°C

26th Jul 2026666 AMAQI
26th Jul 2026687 AMAQI
26th Jul 2026688 AMAQI
26th Jul 2026739 AMAQI
26th Jul 20266510 AMAQI
26th Jul 20266411 AMAQI
26th Jul 20265012 PMAQI
26th Jul 2026511 PMAQI
26th Jul 2026422 PMAQI
26th Jul 2026403 PMAQI
26th Jul 2026384 PMAQI
26th Jul 2026385 PMAQI
26th Jul 2026366 PMAQI
26th Jul 2026297 PMAQI
26th Jul 2026348 PMAQI
26th Jul 2026449 PMAQI
26th Jul 20264410 PMAQI
26th Jul 20264011 PMAQI
27th Jul 20263312 AMAQI
27th Jul 2026361 AMAQI
27th Jul 2026312 AMAQI
27th Jul 2026313 AMAQI
27th Jul 2026274 AMAQI
27th Jul 2026295 AMAQI

29°C25/35°C

27th Jul 2026276 AMAQI
27th Jul 2026277 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026279 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20263311 AMAQI
27th Jul 20264012 PMAQI
27th Jul 2026361 PMAQI
27th Jul 2026382 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026276 PMAQI
27th Jul 2026347 PMAQI
27th Jul 2026368 PMAQI
27th Jul 2026469 PMAQI
27th Jul 20264210 PMAQI
27th Jul 20263111 PMAQI
28th Jul 20262912 AMAQI
28th Jul 2026311 AMAQI
28th Jul 2026312 AMAQI
28th Jul 2026313 AMAQI
28th Jul 2026274 AMAQI
28th Jul 2026255 AMAQI

30°C27/34°C

28th Jul 2026276 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026278 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262111 AMAQI
28th Jul 20261912 PMAQI
28th Jul 2026211 PMAQI
28th Jul 2026172 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026275 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026327 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026449 PMAQI
28th Jul 20265010 PMAQI
28th Jul 20264811 PMAQI
29th Jul 20263612 AMAQI
29th Jul 2026261 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026253 AMAQI
29th Jul 2026274 AMAQI
29th Jul 2026315 AMAQI

29°C27/33°C

29th Jul 2026296 AMAQI
29th Jul 2026337 AMAQI
29th Jul 2026298 AMAQI
29th Jul 2026349 AMAQI
29th Jul 20264010 AMAQI
29th Jul 20264411 AMAQI
29th Jul 20264212 PMAQI
29th Jul 2026421 PMAQI
29th Jul 2026422 PMAQI
29th Jul 2026383 PMAQI
29th Jul 2026344 PMAQI
29th Jul 2026265 PMAQI
29th Jul 2026246 PMAQI
29th Jul 2026247 PMAQI
29th Jul 2026248 PMAQI
29th Jul 2026269 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262411 PMAQI
30th Jul 20262712 AMAQI
30th Jul 2026291 AMAQI
30th Jul 2026332 AMAQI
30th Jul 2026213 AMAQI
30th Jul 2026284 AMAQI
30th Jul 2026275 AMAQI

28°C26/32°C

30th Jul 2026296 AMAQI
30th Jul 2026347 AMAQI
30th Jul 2026368 AMAQI
30th Jul 2026369 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20264011 AMAQI
30th Jul 20264412 PMAQI
30th Jul 2026491 PMAQI
30th Jul 2026502 PMAQI
30th Jul 2026403 PMAQI
30th Jul 2026404 PMAQI
30th Jul 2026275 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026247 PMAQI
30th Jul 2026278 PMAQI
30th Jul 2026269 PMAQI
30th Jul 20263110 PMAQI
30th Jul 20262911 PMAQI
31st Jul 20262712 AMAQI
31st Jul 2026321 AMAQI
31st Jul 2026342 AMAQI
31st Jul 2026293 AMAQI
31st Jul 2026364 AMAQI
31st Jul 2026345 AMAQI

28°C26/30°C

31st Jul 2026446 AMAQI
31st Jul 2026517 AMAQI
31st Jul 2026468 AMAQI
31st Jul 2026389 AMAQI
31st Jul 20264510 AMAQI
31st Jul 20264911 AMAQI
31st Jul 20264512 PMAQI
31st Jul 2026441 PMAQI
31st Jul 2026442 PMAQI
31st Jul 2026363 PMAQI
31st Jul 2026404 PMAQI
31st Jul 2026445 PMAQI
31st Jul 2026446 PMAQI
31st Jul 2026517 PMAQI
31st Jul 2026368 PMAQI
31st Jul 2026429 PMAQI
31st Jul 20263210 PMAQI
31st Jul 20262711 PMAQI
1st Aug 20262712 AMAQI
1st Aug 2026251 AMAQI
1st Aug 2026322 AMAQI
1st Aug 2026513 AMAQI
1st Aug 2026544 AMAQI
1st Aug 2026445 AMAQI

27°C25/32°C

1st Aug 2026516 AMAQI
1st Aug 2026547 AMAQI
1st Aug 2026388 AMAQI
1st Aug 2026389 AMAQI
1st Aug 20264810 AMAQI
1st Aug 20265011 AMAQI
1st Aug 20264512 PMAQI
1st Aug 2026501 PMAQI
1st Aug 2026402 PMAQI
1st Aug 2026443 PMAQI
1st Aug 2026484 PMAQI
1st Aug 2026445 PMAQI
1st Aug 2026346 PMAQI
1st Aug 2026387 PMAQI
1st Aug 2026468 PMAQI
1st Aug 2026539 PMAQI
1st Aug 20265210 PMAQI
1st Aug 20264611 PMAQI
2nd Aug 20263312 AMAQI
2nd Aug 2026501 AMAQI
2nd Aug 2026562 AMAQI
2nd Aug 2026543 AMAQI
2nd Aug 2026624 AMAQI
2nd Aug 2026545 AMAQI

27°C26/30°C

2nd Aug 2026556 AMAQI
2nd Aug 2026647 AMAQI
2nd Aug 2026588 AMAQI
2nd Aug 2026609 AMAQI
2nd Aug 20266510 AMAQI
2nd Aug 20265911 AMAQI
2nd Aug 20264212 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026442 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026424 PMAQI
2nd Aug 2026515 PMAQI
2nd Aug 2026386 PMAQI
2nd Aug 2026447 PMAQI
2nd Aug 2026458 PMAQI
2nd Aug 2026529 PMAQI
2nd Aug 20266010 PMAQI
2nd Aug 20265411 PMAQI
3rd Aug 20265112 AMAQI
3rd Aug 2026551 AMAQI
3rd Aug 2026522 AMAQI
3rd Aug 2026503 AMAQI
3rd Aug 2026504 AMAQI
3rd Aug 2026555 AMAQI

27°C26/30°C

3rd Aug 2026626 AMAQI
3rd Aug 2026547 AMAQI
3rd Aug 2026548 AMAQI
3rd Aug 2026609 AMAQI
3rd Aug 20266310 AMAQI
3rd Aug 20266811 AMAQI
3rd Aug 20265012 PMAQI
3rd Aug 2026501 PMAQI
3rd Aug 2026402 PMAQI
3rd Aug 2026273 PMAQI
3rd Aug 2026484 PMAQI
3rd Aug 2026545 PMAQI
3rd Aug 2026566 PMAQI
3rd Aug 2026447 PMAQI
3rd Aug 2026498 PMAQI
3rd Aug 2026449 PMAQI
3rd Aug 20265110 PMAQI
3rd Aug 20264411 PMAQI
4th Aug 20264412 AMAQI
4th Aug 2026441 AMAQI
4th Aug 2026502 AMAQI
4th Aug 2026463 AMAQI
4th Aug 2026404 AMAQI
4th Aug 2026425 AMAQI

28°C26/32°C

4th Aug 2026426 AMAQI
4th Aug 2026467 AMAQI
4th Aug 2026538 AMAQI
4th Aug 2026539 AMAQI
4th Aug 20265410 AMAQI
4th Aug 20265711 AMAQI
4th Aug 20264212 PMAQI
4th Aug 2026381 PMAQI
4th Aug 2026452 PMAQI
4th Aug 2026473 PMAQI
4th Aug 2026534 PMAQI
4th Aug 2026525 PMAQI
4th Aug 2026586 PMAQI
4th Aug 2026517 PMAQI
4th Aug 2026348 PMAQI
4th Aug 2026179 PMAQI
4th Aug 20261810 PMAQI
4th Aug 20264011 PMAQI
5th Aug 20266012 AMAQI
5th Aug 2026561 AMAQI
5th Aug 2026172 AMAQI
5th Aug 2026233 AMAQI
5th Aug 2026294 AMAQI
5th Aug 2026255 AMAQI

28°C26/33°C

5th Aug 2026256 AMAQI
5th Aug 2026257 AMAQI
5th Aug 2026258 AMAQI
5th Aug 2026259 AMAQI
5th Aug 20263810 AMAQI
5th Aug 20263311 AMAQI
5th Aug 20262912 PMAQI
5th Aug 2026161 PMAQI
5th Aug 2026172 PMAQI
5th Aug 2026123 PMAQI
5th Aug 2026174 PMAQI
5th Aug 2026175 PMAQI
5th Aug 2026256 PMAQI
5th Aug 2026297 PMAQI
5th Aug 2026258 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20261210 PMAQI
5th Aug 20261411 PMAQI
6th Aug 20262112 AMAQI
6th Aug 2026271 AMAQI
6th Aug 2026272 AMAQI
6th Aug 2026193 AMAQI
6th Aug 2026254 AMAQI
6th Aug 2026275 AMAQI

27°C25/30°C

6th Aug 2026256 AMAQI
6th Aug 2026217 AMAQI
6th Aug 2026258 AMAQI
6th Aug 2026219 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20262111 AMAQI
6th Aug 20262312 PMAQI
6th Aug 2026231 PMAQI
6th Aug 2026192 PMAQI
6th Aug 2026123 PMAQI
6th Aug 2026224 PMAQI
6th Aug 2026335 PMAQI
6th Aug 2026406 PMAQI
6th Aug 2026367 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026219 PMAQI
6th Aug 20261410 PMAQI
6th Aug 20262311 PMAQI
7th Aug 20262712 AMAQI
7th Aug 2026331 AMAQI
7th Aug 2026652 AMAQI
7th Aug 2026593 AMAQI
7th Aug 2026534 AMAQI
7th Aug 2026525 AMAQI

28°C25/31°C

7th Aug 2026596 AMAQI
7th Aug 2026587 AMAQI
7th Aug 2026628 AMAQI
7th Aug 2026669 AMAQI
7th Aug 20266510 AMAQI
7th Aug 20266011 AMAQI
7th Aug 20265012 PMAQI
7th Aug 2026461 PMAQI
7th Aug 2026512 PMAQI
7th Aug 2026503 PMAQI
7th Aug 2026514 PMAQI
7th Aug 2026555 PMAQI
7th Aug 2026516 PMAQI
7th Aug 2026517 PMAQI
7th Aug 2026388 PMAQI
7th Aug 2026509 PMAQI
7th Aug 20264610 PMAQI
7th Aug 20263611 PMAQI
8th Aug 20264812 AMAQI
8th Aug 2026331 AMAQI
8th Aug 2026322 AMAQI
8th Aug 2026213 AMAQI
8th Aug 2026234 AMAQI
8th Aug 2026295 AMAQI

27°C25/31°C

8th Aug 2026326 AMAQI
8th Aug 2026297 AMAQI
8th Aug 2026368 AMAQI
8th Aug 2026369 AMAQI
8th Aug 20264010 AMAQI
8th Aug 20263611 AMAQI
8th Aug 20264912 PMAQI
8th Aug 2026441 PMAQI
8th Aug 2026402 PMAQI
8th Aug 2026423 PMAQI
8th Aug 2026394 PMAQI
8th Aug 2026295 PMAQI
8th Aug 2026236 PMAQI
8th Aug 2026257 PMAQI
8th Aug 2026278 PMAQI
8th Aug 2026339 PMAQI
8th Aug 20262710 PMAQI
8th Aug 20262811 PMAQI
9th Aug 20263612 AMAQI
9th Aug 2026481 AMAQI
9th Aug 2026382 AMAQI
9th Aug 2026313 AMAQI
9th Aug 2026484 AMAQI
9th Aug 2026425 AMAQI

29°C25/34°C

9th Aug 2026366 AMAQI
9th Aug 2026367 AMAQI
9th Aug 2026408 AMAQI
9th Aug 2026389 AMAQI
9th Aug 20263810 AMAQI
9th Aug 20264011 AMAQI
9th Aug 20264012 PMAQI
9th Aug 2026501 PMAQI
9th Aug 2026542 PMAQI
9th Aug 2026583 PMAQI
9th Aug 2026564 PMAQI
9th Aug 2026565 PMAQI
9th Aug 2026626 PMAQI
9th Aug 2026647 PMAQI
9th Aug 2026688 PMAQI
9th Aug 2026709 PMAQI
9th Aug 20267310 PMAQI
9th Aug 20267811 PMAQI
10th Aug 20267612 AMAQI
10th Aug 2026711 AMAQI
10th Aug 2026652 AMAQI
10th Aug 2026643 AMAQI
10th Aug 2026684 AMAQI
10th Aug 2026645 AMAQI

29°C25/34°C

10th Aug 2026606 AMAQI
10th Aug 2026547 AMAQI
10th Aug 2026538 AMAQI
10th Aug 2026509 AMAQI
10th Aug 20265110 AMAQI
10th Aug 20262911 AMAQI
10th Aug 20263112 PMAQI
10th Aug 2026401 PMAQI
10th Aug 2026482 PMAQI
10th Aug 2026513 PMAQI
10th Aug 2026534 PMAQI
10th Aug 2026575 PMAQI
10th Aug 2026546 PMAQI
10th Aug 2026577 PMAQI
10th Aug 2026568 PMAQI
10th Aug 2026739 PMAQI
10th Aug 20267410 PMAQI
10th Aug 20267411 PMAQI
11th Aug 20267512 AMAQI
11th Aug 2026741 AMAQI
11th Aug 2026742 AMAQI
11th Aug 2026733 AMAQI
11th Aug 2026694 AMAQI
11th Aug 2026695 AMAQI

30°C26/35°C

11th Aug 2026646 AMAQI
11th Aug 2026697 AMAQI
11th Aug 2026698 AMAQI
11th Aug 2026739 AMAQI
11th Aug 20267610 AMAQI
11th Aug 20267211 AMAQI
11th Aug 20267012 PMAQI
11th Aug 2026661 PMAQI
11th Aug 2026622 PMAQI
11th Aug 2026643 PMAQI
11th Aug 2026574 PMAQI
11th Aug 2026625 PMAQI
11th Aug 2026646 PMAQI
11th Aug 2026767 PMAQI
11th Aug 2026748 PMAQI
11th Aug 2026769 PMAQI
11th Aug 20266910 PMAQI
11th Aug 20266611 PMAQI
12th Aug 20265912 AMAQI
12th Aug 2026551 AMAQI
12th Aug 2026462 AMAQI
12th Aug 2026383 AMAQI
12th Aug 2026424 AMAQI
12th Aug 2026525 AMAQI

30°C26/36°C

12th Aug 2026626 AMAQI
12th Aug 2026577 AMAQI
12th Aug 2026518 AMAQI
12th Aug 2026499 AMAQI
12th Aug 20264610 AMAQI
12th Aug 20265211 AMAQI
12th Aug 20264212 PMAQI
12th Aug 2026341 PMAQI
12th Aug 2026292 PMAQI
12th Aug 2026333 PMAQI
12th Aug 2026274 PMAQI
12th Aug 2026255 PMAQI
12th Aug 2026256 PMAQI
12th Aug 2026237 PMAQI
12th Aug 2026348 PMAQI
12th Aug 2026469 PMAQI
12th Aug 20265610 PMAQI
12th Aug 20265811 PMAQI
13th Aug 20266912 AMAQI
13th Aug 2026731 AMAQI
13th Aug 2026622 AMAQI
13th Aug 2026733 AMAQI
13th Aug 2026844 AMAQI
13th Aug 2026835 AMAQI

30°C26/35°C

13th Aug 2026766 AMAQI
13th Aug 2026747 AMAQI
13th Aug 2026718 AMAQI
13th Aug 2026609 AMAQI
13th Aug 20264810 AMAQI
13th Aug 20264011 AMAQI
13th Aug 20263412 PMAQI
13th Aug 2026251 PMAQI
13th Aug 2026292 PMAQI
13th Aug 2026363 PMAQI
13th Aug 2026384 PMAQI
13th Aug 2026215 PMAQI
13th Aug 2026236 PMAQI
13th Aug 2026257 PMAQI
13th Aug 2026348 PMAQI
13th Aug 2026449 PMAQI
13th Aug 20264410 PMAQI
13th Aug 20264211 PMAQI
14th Aug 20264012 AMAQI
14th Aug 2026401 AMAQI
14th Aug 2026332 AMAQI
14th Aug 2026333 AMAQI
14th Aug 2026334 AMAQI
14th Aug 2026335 AMAQI

30°C27/36°C

14th Aug 2026276 AMAQI
14th Aug 2026277 AMAQI
14th Aug 2026318 AMAQI
14th Aug 2026319 AMAQI
14th Aug 20263610 AMAQI
14th Aug 20264011 AMAQI
14th Aug 20263412 PMAQI
14th Aug 2026291 PMAQI
14th Aug 2026292 PMAQI
14th Aug 2026253 PMAQI
14th Aug 2026254 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026256 PMAQI
14th Aug 2026237 PMAQI
14th Aug 2026218 PMAQI
14th Aug 2026219 PMAQI
14th Aug 20262310 PMAQI
14th Aug 20262511 PMAQI
15th Aug 20262112 AMAQI
15th Aug 2026251 AMAQI
15th Aug 2026272 AMAQI
15th Aug 2026233 AMAQI
15th Aug 2026214 AMAQI
15th Aug 2026215 AMAQI

29°C26/35°C

15th Aug 2026256 AMAQI
15th Aug 2026277 AMAQI
15th Aug 2026318 AMAQI
15th Aug 2026369 AMAQI
15th Aug 20263810 AMAQI
15th Aug 20262911 AMAQI
15th Aug 20262712 PMAQI
15th Aug 2026251 PMAQI
15th Aug 2026272 PMAQI
15th Aug 2026293 PMAQI
15th Aug 2026274 PMAQI
15th Aug 2026235 PMAQI
15th Aug 2026216 PMAQI
15th Aug 2026217 PMAQI
15th Aug 2026238 PMAQI
15th Aug 2026259 PMAQI
15th Aug 20262710 PMAQI
15th Aug 20263411 PMAQI
16th Aug 20264712 AMAQI
16th Aug 2026501 AMAQI
16th Aug 2026502 AMAQI
16th Aug 2026483 AMAQI
16th Aug 2026504 AMAQI
16th Aug 2026375 AMAQI

29°C26/33°C

16th Aug 2026256 AMAQI
16th Aug 2026297 AMAQI
16th Aug 2026278 AMAQI
16th Aug 2026259 AMAQI
16th Aug 20262710 AMAQI
16th Aug 20262911 AMAQI
16th Aug 20264212 PMAQI
16th Aug 2026441 PMAQI
16th Aug 2026342 PMAQI
16th Aug 2026253 PMAQI
16th Aug 2026234 PMAQI
16th Aug 2026295 PMAQI
16th Aug 2026266 PMAQI
16th Aug 2026267 PMAQI
16th Aug 2026298 PMAQI
16th Aug 2026269 PMAQI
16th Aug 20263610 PMAQI
16th Aug 20264211 PMAQI
17th Aug 20263812 AMAQI
17th Aug 2026361 AMAQI
17th Aug 2026362 AMAQI
17th Aug 2026323 AMAQI
17th Aug 2026274 AMAQI
17th Aug 2026275 AMAQI

29°C26/33°C

17th Aug 2026236 AMAQI
6 AM
17th Aug 2026387 AMAQI
17th Aug 2026348 AMAQI
17th Aug 2026339 AMAQI
17th Aug 20264210 AMAQI
17th Aug 20264411 AMAQI
17th Aug 20265012 PMAQI
12 PM
17th Aug 2026421 PMAQI
17th Aug 2026232 PMAQI
17th Aug 2026303 PMAQI
17th Aug 2026254 PMAQI
17th Aug 2026275 PMAQI
17th Aug 2026296 PMAQI
17th Aug 2026347 PMAQI
7 PM
17th Aug 2026408 PMAQI
17th Aug 2026449 PMAQI
17th Aug 20263610 PMAQI
17th Aug 20264611 PMAQI
12 AM
5 AM

22°C22/23°C

Day time
Avg. Highest Time
6 AM - 11 AM

47AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
3 PM - 7 PM

40AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 11 AM (Avg. 47), while the lowest AQI was between 3 PM to 7 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 5 AM

47AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
8 PM

43AQI

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. 47), while the lowest AQI was between 8 PM to 8 PM (Avg. 43).

2026 Days Vs Air Quality

Shitouyuan middle school, Wencheng, Hainan, China

2026

54%

124

46%

105

Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)

Good
124 Days
Moderate
105 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 54%

Health Risk Level:

Considerable

In 2026, 54% of 229 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Shitouyuan middle school, Wencheng, Hainan, China

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
60AQI (US)
2nd January 2026
78AQI (US)
3rd January 2026
54AQI (US)
4th January 2026
60AQI (US)
5th January 2026
69AQI (US)
6th January 2026
91AQI (US)
7th January 2026
82AQI (US)
8th January 2026
79AQI (US)
9th January 2026
82AQI (US)
10th January 2026
81AQI (US)
11th January 2026
78AQI (US)
12th January 2026
71AQI (US)
13th January 2026
76AQI (US)
14th January 2026
100AQI (US)
15th January 2026
66AQI (US)
16th January 2026
73AQI (US)
17th January 2026
73AQI (US)
18th January 2026
71AQI (US)
19th January 2026
60AQI (US)
20th January 2026
66AQI (US)
21st January 2026
81AQI (US)
22nd January 2026
73AQI (US)
23rd January 2026
68AQI (US)
24th January 2026
59AQI (US)
25th January 2026
47AQI (US)
26th January 2026
45AQI (US)
27th January 2026
42AQI (US)
28th January 2026
76AQI (US)
29th January 2026
48AQI (US)
30th January 2026
38AQI (US)
31st January 2026
30AQI (US)
1st February 2026
52AQI (US)
2nd February 2026
60AQI (US)
3rd February 2026
54AQI (US)
4th February 2026
60AQI (US)
5th February 2026
38AQI (US)
6th February 2026
28AQI (US)
7th February 2026
57AQI (US)
8th February 2026
60AQI (US)
9th February 2026
56AQI (US)
10th February 2026
52AQI (US)
11th February 2026
34AQI (US)
12th February 2026
52AQI (US)
13th February 2026
53AQI (US)
14th February 2026
43AQI (US)
15th February 2026
49AQI (US)
16th February 2026
47AQI (US)
17th February 2026
51AQI (US)
18th February 2026
64AQI (US)
19th February 2026
55AQI (US)
20th February 2026
56AQI (US)
21st February 2026
53AQI (US)
22nd February 2026
41AQI (US)
23rd February 2026
57AQI (US)
24th February 2026
58AQI (US)
25th February 2026
55AQI (US)
26th February 2026
38AQI (US)
27th February 2026
33AQI (US)
28th February 2026
23AQI (US)
1st March 2026
27AQI (US)
2nd March 2026
54AQI (US)
3rd March 2026
38AQI (US)
4th March 2026
13AQI (US)
5th March 2026
19AQI (US)
6th March 2026
56AQI (US)
7th March 2026
49AQI (US)
8th March 2026
48AQI (US)
9th March 2026
56AQI (US)
10th March 2026
40AQI (US)
11th March 2026
60AQI (US)
12th March 2026
55AQI (US)
13th March 2026
56AQI (US)
14th March 2026
61AQI (US)
15th March 2026
48AQI (US)
16th March 2026
46AQI (US)
17th March 2026
43AQI (US)
18th March 2026
43AQI (US)
19th March 2026
55AQI (US)
20th March 2026
51AQI (US)
21st March 2026
44AQI (US)
22nd March 2026
46AQI (US)
23rd March 2026
58AQI (US)
24th March 2026
58AQI (US)
25th March 2026
69AQI (US)
26th March 2026
57AQI (US)
27th March 2026
70AQI (US)
28th March 2026
71AQI (US)
29th March 2026
69AQI (US)
30th March 2026
44AQI (US)
31st March 2026
50AQI (US)
1st April 2026
72AQI (US)
2nd April 2026
70AQI (US)
3rd April 2026
60AQI (US)
4th April 2026
67AQI (US)
5th April 2026
72AQI (US)
6th April 2026
54AQI (US)
7th April 2026
61AQI (US)
8th April 2026
58AQI (US)
9th April 2026
49AQI (US)
10th April 2026
48AQI (US)
11th April 2026
69AQI (US)
12th April 2026
68AQI (US)
13th April 2026
63AQI (US)
14th April 2026
51AQI (US)
15th April 2026
38AQI (US)
16th April 2026
31AQI (US)
17th April 2026
53AQI (US)
18th April 2026
51AQI (US)
19th April 2026
65AQI (US)
20th April 2026
61AQI (US)
21st April 2026
52AQI (US)
22nd April 2026
68AQI (US)
23rd April 2026
80AQI (US)
24th April 2026
49AQI (US)
25th April 2026
43AQI (US)
26th April 2026
44AQI (US)
27th April 2026
32AQI (US)
28th April 2026
49AQI (US)
29th April 2026
52AQI (US)
30th April 2026
30AQI (US)
1st May 2026
57AQI (US)
2nd May 2026
62AQI (US)
3rd May 2026
54AQI (US)
4th May 2026
45AQI (US)
5th May 2026
36AQI (US)
6th May 2026
32AQI (US)
7th May 2026
32AQI (US)
8th May 2026
32AQI (US)
9th May 2026
31AQI (US)
10th May 2026
34AQI (US)
11th May 2026
35AQI (US)
12th May 2026
33AQI (US)
13th May 2026
34AQI (US)
14th May 2026
34AQI (US)
15th May 2026
43AQI (US)
16th May 2026
69AQI (US)
17th May 2026
55AQI (US)
18th May 2026
54AQI (US)
19th May 2026
43AQI (US)
20th May 2026
60AQI (US)
21st May 2026
72AQI (US)
22nd May 2026
75AQI (US)
23rd May 2026
67AQI (US)
24th May 2026
65AQI (US)
25th May 2026
58AQI (US)
26th May 2026
42AQI (US)
27th May 2026
28AQI (US)
28th May 2026
27AQI (US)
29th May 2026
31AQI (US)
30th May 2026
33AQI (US)
31st May 2026
26AQI (US)
1st June 2026
34AQI (US)
2nd June 2026
35AQI (US)
3rd June 2026
34AQI (US)
4th June 2026
26AQI (US)
5th June 2026
24AQI (US)
6th June 2026
25AQI (US)
7th June 2026
26AQI (US)
8th June 2026
27AQI (US)
9th June 2026
25AQI (US)
10th June 2026
37AQI (US)
11th June 2026
46AQI (US)
12th June 2026
41AQI (US)
13th June 2026
26AQI (US)
14th June 2026
24AQI (US)
15th June 2026
24AQI (US)
16th June 2026
27AQI (US)
17th June 2026
23AQI (US)
18th June 2026
27AQI (US)
19th June 2026
26AQI (US)
20th June 2026
24AQI (US)
21st June 2026
21AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
24AQI (US)
24th June 2026
24AQI (US)
25th June 2026
33AQI (US)
26th June 2026
32AQI (US)
27th June 2026
31AQI (US)
28th June 2026
29AQI (US)
29th June 2026
24AQI (US)
30th June 2026
22AQI (US)
1st July 2026
23AQI (US)
2nd July 2026
23AQI (US)
3rd July 2026
23AQI (US)
4th July 2026
27AQI (US)
5th July 2026
24AQI (US)
6th July 2026
23AQI (US)
7th July 2026
24AQI (US)
8th July 2026
22AQI (US)
9th July 2026
24AQI (US)
10th July 2026
28AQI (US)
11th July 2026
29AQI (US)
12th July 2026
28AQI (US)
13th July 2026
27AQI (US)
14th July 2026
27AQI (US)
15th July 2026
26AQI (US)
16th July 2026
26AQI (US)
17th July 2026
35AQI (US)
18th July 2026
59AQI (US)
19th July 2026
62AQI (US)
20th July 2026
58AQI (US)
21st July 2026
59AQI (US)
22nd July 2026
53AQI (US)
23rd July 2026
55AQI (US)
24th July 2026
57AQI (US)
25th July 2026
55AQI (US)
26th July 2026
55AQI (US)
27th July 2026
32AQI (US)
28th July 2026
29AQI (US)
29th July 2026
31AQI (US)
30th July 2026
33AQI (US)
31st July 2026
40AQI (US)
1st August 2026
44AQI (US)
2nd August 2026
51AQI (US)
3rd August 2026
51AQI (US)
4th August 2026
44AQI (US)
5th August 2026
26AQI (US)
6th August 2026
24AQI (US)
7th August 2026
51AQI (US)
8th August 2026
33AQI (US)
9th August 2026
50AQI (US)
10th August 2026
57AQI (US)
11th August 2026
69AQI (US)
12th August 2026
43AQI (US)
13th August 2026
50AQI (US)
14th August 2026
30AQI (US)
15th August 2026
26AQI (US)
16th August 2026
34AQI (US)
17th August 2026
35AQI (US)
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

67AQI (US)

49AQI (US)

50AQI (US)

55AQI (US)

45AQI (US)

28AQI (US)

36AQI (US)

42AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202647AQI (US)

6
25
10
18
15
16
10
20
19
12
30
22
9
12
5
124
105

Highest AQI (US) recorded in

January

67AQI (US)

Lowest AQI (US) recorded in

June

28AQI (US)

202555AQI (US)

27
4
9
19
13
18
11
19
20
11
30
29
2
24
7
30
13
18
3
27
1
26
4
183
174
8

Highest AQI (US) recorded in

January

83AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202450AQI (US)

16
1
2
11
1
27
3
31
31
22
7
18
10
3
20
10
25
6
162
73
9

Highest AQI (US) recorded in

December

84AQI (US)

Lowest AQI (US) recorded in

July

30AQI (US)

202356AQI (US)

3
31
34

Highest AQI (US) recorded in

December

56AQI (US)

Lowest AQI (US) recorded in

November

55AQI (US)

202244AQI (US)

1
1

Highest AQI (US) recorded in

January

44AQI (US)

Lowest AQI (US) recorded in

January

44AQI (US)

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2023(Avg.)
56AQI (US)
Least Polluted Year Recorded
2022(Avg.)
44AQI (US)

Shitouyuan middle school's annual 2026 AQI (US) (47) shows an average percentage change of -7.4% (improved AQI (US)) compared to previous years: 2022 (44), 2023 (56), 2024 (50), 2025 (55).