Haigui Middle School, Jiaji, 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
Haigui Middle School, Jiaji, Hainan, China
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2022
84AQILowest AQI recorded on
1st Aug 2024
28AQISame Day Analysis (20th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 34 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Haigui Middle School, Jiaji, Hainan, China
AQI
Day
Night
.
6 AM20th Aug 2025
7 PM
5 AM21st Aug 2025
Day time
Avg. Highest Time
10AM20th Aug
38AQI
Avg. Lowest Time
2PM20th Aug
24AQI
Night time
Avg. Highest Time
10PM20th Aug
38AQI
Avg. Lowest Time
8PM20th Aug
32AQI
In the last 24 hours,
Haigui Middle School's AQI reached its highest point of 38 at 10 AM during the Day, while the lowest point, 24, was recorded at 2 PM during the Day between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Haigui Middle School, Jiaji, Hainan, China
JulAug
22nd - 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 - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Jul 2025446 AMAQI
22nd Jul 2025447 AMAQI
22nd Jul 2025278 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252710 AMAQI
22nd Jul 20252811 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025271 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025276 PMAQI
22nd Jul 2025327 PMAQI
22nd Jul 2025408 PMAQI
22nd Jul 2025459 PMAQI
22nd Jul 20254610 PMAQI
22nd Jul 20254611 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025461 AMAQI
23rd Jul 2025462 AMAQI
23rd Jul 2025463 AMAQI
23rd Jul 2025424 AMAQI
23rd Jul 2025425 AMAQI
28°C26/32°C
23rd Jul 2025426 AMAQI
23rd Jul 2025427 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025409 AMAQI
23rd Jul 20254710 AMAQI
23rd Jul 20254811 AMAQI
23rd Jul 20254812 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025392 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025274 PMAQI
23rd Jul 2025245 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025427 PMAQI
23rd Jul 2025488 PMAQI
23rd Jul 2025469 PMAQI
23rd Jul 20254710 PMAQI
23rd Jul 20253611 PMAQI
24th Jul 20253312 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025332 AMAQI
24th Jul 2025363 AMAQI
24th Jul 2025464 AMAQI
24th Jul 2025475 AMAQI
28°C26/32°C
24th Jul 2025476 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025408 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20253111 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025214 PMAQI
24th Jul 2025205 PMAQI
24th Jul 2025186 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20254011 PMAQI
25th Jul 20253712 AMAQI
25th Jul 2025391 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025403 AMAQI
25th Jul 2025404 AMAQI
25th Jul 2025405 AMAQI
27°C25/29°C
25th Jul 2025406 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025359 AMAQI
25th Jul 20254110 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025211 PMAQI
25th Jul 2025222 PMAQI
25th Jul 2025223 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025385 PMAQI
25th Jul 2025446 PMAQI
25th Jul 2025507 PMAQI
25th Jul 2025488 PMAQI
25th Jul 2025489 PMAQI
25th Jul 20255010 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20254412 AMAQI
26th Jul 2025441 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025484 AMAQI
26th Jul 2025475 AMAQI
28°C24/33°C
26th Jul 2025476 AMAQI
26th Jul 2025447 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025329 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252512 PMAQI
26th Jul 2025281 PMAQI
26th Jul 2025302 PMAQI
26th Jul 2025303 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025297 PMAQI
26th Jul 2025368 PMAQI
26th Jul 2025399 PMAQI
26th Jul 20254110 PMAQI
26th Jul 20254611 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025472 AMAQI
27th Jul 2025463 AMAQI
27th Jul 2025424 AMAQI
27th Jul 2025425 AMAQI
28°C24/33°C
27th Jul 2025436 AMAQI
27th Jul 2025447 AMAQI
27th Jul 2025508 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20255210 AMAQI
27th Jul 20254811 AMAQI
27th Jul 20254412 PMAQI
27th Jul 2025411 PMAQI
27th Jul 2025352 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025415 PMAQI
27th Jul 2025446 PMAQI
27th Jul 2025467 PMAQI
27th Jul 2025488 PMAQI
27th Jul 2025599 PMAQI
27th Jul 20256110 PMAQI
27th Jul 20256011 PMAQI
28th Jul 20255312 AMAQI
28th Jul 2025421 AMAQI
28th Jul 2025472 AMAQI
28th Jul 2025463 AMAQI
28th Jul 2025464 AMAQI
28th Jul 2025475 AMAQI
28°C24/34°C
28th Jul 2025476 AMAQI
28th Jul 2025477 AMAQI
28th Jul 2025508 AMAQI
28th Jul 2025519 AMAQI
28th Jul 20255010 AMAQI
28th Jul 20254511 AMAQI
28th Jul 20255112 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025212 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025264 PMAQI
28th Jul 2025245 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025307 PMAQI
28th Jul 2025388 PMAQI
28th Jul 2025419 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20254511 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025461 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025463 AMAQI
29th Jul 2025454 AMAQI
29th Jul 2025455 AMAQI
28°C25/32°C
29th Jul 2025456 AMAQI
29th Jul 2025457 AMAQI
29th Jul 2025378 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20252511 AMAQI
29th Jul 20252412 PMAQI
29th Jul 2025261 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025273 PMAQI
29th Jul 2025234 PMAQI
29th Jul 2025295 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025477 PMAQI
29th Jul 2025508 PMAQI
29th Jul 2025489 PMAQI
29th Jul 20254710 PMAQI
29th Jul 20254411 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025441 AMAQI
30th Jul 2025432 AMAQI
30th Jul 2025423 AMAQI
30th Jul 2025424 AMAQI
30th Jul 2025475 AMAQI
29°C25/33°C
30th Jul 2025486 AMAQI
30th Jul 2025487 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20253810 AMAQI
30th Jul 20253311 AMAQI
30th Jul 20253512 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025383 PMAQI
30th Jul 2025354 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025377 PMAQI
30th Jul 2025438 PMAQI
30th Jul 2025449 PMAQI
30th Jul 20254410 PMAQI
30th Jul 20254411 PMAQI
31st Jul 20254912 AMAQI
31st Jul 2025431 AMAQI
31st Jul 2025482 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI
29°C25/34°C
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255010 AMAQI
31st Jul 20253911 AMAQI
31st Jul 20253712 PMAQI
31st Jul 2025351 PMAQI
31st Jul 2025352 PMAQI
31st Jul 2025363 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025477 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255711 PMAQI
1st Aug 20255412 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025533 AMAQI
1st Aug 2025534 AMAQI
1st Aug 2025545 AMAQI
29°C25/34°C
1st Aug 2025566 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025558 AMAQI
1st Aug 2025629 AMAQI
1st Aug 20255410 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20255112 PMAQI
1st Aug 2025561 PMAQI
1st Aug 2025542 PMAQI
1st Aug 2025493 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025375 PMAQI
1st Aug 2025456 PMAQI
1st Aug 2025487 PMAQI
1st Aug 2025498 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255010 PMAQI
1st Aug 20255211 PMAQI
2nd Aug 20255412 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
2nd Aug 2025555 AMAQI
29°C26/34°C
2nd Aug 2025566 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025519 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025491 PMAQI
2nd Aug 2025532 PMAQI
2nd Aug 2025523 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025445 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255511 PMAQI
3rd Aug 20255512 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025553 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025545 AMAQI
29°C25/36°C
3rd Aug 2025556 AMAQI
3rd Aug 2025557 AMAQI
3rd Aug 2025558 AMAQI
3rd Aug 2025599 AMAQI
3rd Aug 20255910 AMAQI
3rd Aug 20256311 AMAQI
3rd Aug 20256612 PMAQI
3rd Aug 2025581 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025573 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025545 PMAQI
3rd Aug 2025516 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025558 PMAQI
3rd Aug 2025549 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255711 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025564 AMAQI
4th Aug 2025565 AMAQI
30°C27/37°C
4th Aug 2025566 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025548 AMAQI
4th Aug 2025559 AMAQI
4th Aug 20256210 AMAQI
4th Aug 20255711 AMAQI
4th Aug 20255712 PMAQI
4th Aug 2025581 PMAQI
4th Aug 2025562 PMAQI
4th Aug 2025543 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025525 PMAQI
4th Aug 2025536 PMAQI
4th Aug 2025577 PMAQI
4th Aug 2025578 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255710 PMAQI
4th Aug 20255711 PMAQI
5th Aug 20255812 AMAQI
5th Aug 2025571 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025573 AMAQI
5th Aug 2025564 AMAQI
5th Aug 2025575 AMAQI
30°C27/35°C
5th Aug 2025576 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025539 AMAQI
5th Aug 20255510 AMAQI
5th Aug 20255511 AMAQI
5th Aug 20255512 PMAQI
5th Aug 2025551 PMAQI
5th Aug 2025502 PMAQI
5th Aug 2025533 PMAQI
5th Aug 2025544 PMAQI
5th Aug 2025575 PMAQI
5th Aug 2025506 PMAQI
5th Aug 2025487 PMAQI
5th Aug 2025518 PMAQI
5th Aug 2025509 PMAQI
5th Aug 20254910 PMAQI
5th Aug 20255411 PMAQI
6th Aug 20255412 AMAQI
6th Aug 2025561 AMAQI
6th Aug 2025562 AMAQI
6th Aug 2025563 AMAQI
6th Aug 2025564 AMAQI
6th Aug 2025565 AMAQI
30°C27/36°C
6th Aug 2025566 AMAQI
6th Aug 2025567 AMAQI
6th Aug 2025388 AMAQI
6th Aug 2025489 AMAQI
6th Aug 20254810 AMAQI
6th Aug 20255211 AMAQI
6th Aug 20255612 PMAQI
6th Aug 2025571 PMAQI
6th Aug 2025522 PMAQI
6th Aug 2025553 PMAQI
6th Aug 2025544 PMAQI
6th Aug 2025545 PMAQI
6th Aug 2025466 PMAQI
6th Aug 2025547 PMAQI
6th Aug 2025548 PMAQI
6th Aug 2025539 PMAQI
6th Aug 20255410 PMAQI
6th Aug 20255411 PMAQI
7th Aug 20255612 AMAQI
7th Aug 2025561 AMAQI
7th Aug 2025562 AMAQI
7th Aug 2025543 AMAQI
7th Aug 2025544 AMAQI
7th Aug 2025545 AMAQI
29°C27/32°C
7th Aug 2025546 AMAQI
7th Aug 2025547 AMAQI
7th Aug 2025428 AMAQI
7th Aug 2025529 AMAQI
7th Aug 20254910 AMAQI
7th Aug 20255211 AMAQI
7th Aug 20255612 PMAQI
7th Aug 2025481 PMAQI
7th Aug 2025462 PMAQI
7th Aug 2025523 PMAQI
7th Aug 2025514 PMAQI
7th Aug 2025525 PMAQI
7th Aug 2025506 PMAQI
7th Aug 2025527 PMAQI
7th Aug 2025558 PMAQI
7th Aug 2025559 PMAQI
7th Aug 20255510 PMAQI
7th Aug 20255411 PMAQI
8th Aug 20255312 AMAQI
8th Aug 2025531 AMAQI
8th Aug 2025552 AMAQI
8th Aug 2025543 AMAQI
8th Aug 2025544 AMAQI
8th Aug 2025545 AMAQI
29°C26/34°C
8th Aug 2025546 AMAQI
8th Aug 2025547 AMAQI
8th Aug 2025408 AMAQI
8th Aug 2025379 AMAQI
8th Aug 20254310 AMAQI
8th Aug 20254111 AMAQI
8th Aug 20254012 PMAQI
8th Aug 2025391 PMAQI
8th Aug 2025362 PMAQI
8th Aug 2025283 PMAQI
8th Aug 2025304 PMAQI
8th Aug 2025305 PMAQI
8th Aug 2025326 PMAQI
8th Aug 2025387 PMAQI
8th Aug 2025528 PMAQI
8th Aug 2025539 PMAQI
8th Aug 20255410 PMAQI
8th Aug 20255211 PMAQI
9th Aug 20255212 AMAQI
9th Aug 2025531 AMAQI
9th Aug 2025542 AMAQI
9th Aug 2025533 AMAQI
9th Aug 2025534 AMAQI
9th Aug 2025525 AMAQI
28°C25/33°C
9th Aug 2025526 AMAQI
9th Aug 2025527 AMAQI
9th Aug 2025508 AMAQI
9th Aug 2025529 AMAQI
9th Aug 20255010 AMAQI
9th Aug 20254611 AMAQI
9th Aug 20254812 PMAQI
9th Aug 2025451 PMAQI
9th Aug 2025422 PMAQI
9th Aug 2025453 PMAQI
9th Aug 2025464 PMAQI
9th Aug 2025475 PMAQI
9th Aug 2025386 PMAQI
9th Aug 2025427 PMAQI
9th Aug 2025528 PMAQI
9th Aug 2025629 PMAQI
9th Aug 20255710 PMAQI
9th Aug 20255411 PMAQI
10th Aug 20254812 AMAQI
10th Aug 2025501 AMAQI
10th Aug 2025532 AMAQI
10th Aug 2025533 AMAQI
10th Aug 2025524 AMAQI
10th Aug 2025525 AMAQI
29°C26/35°C
10th Aug 2025526 AMAQI
10th Aug 2025527 AMAQI
10th Aug 2025438 AMAQI
10th Aug 2025349 AMAQI
10th Aug 20253210 AMAQI
10th Aug 20252411 AMAQI
10th Aug 20252512 PMAQI
10th Aug 2025261 PMAQI
10th Aug 2025262 PMAQI
10th Aug 2025263 PMAQI
10th Aug 2025264 PMAQI
10th Aug 2025285 PMAQI
10th Aug 2025286 PMAQI
10th Aug 2025427 PMAQI
10th Aug 2025528 PMAQI
10th Aug 2025539 PMAQI
10th Aug 20255010 PMAQI
10th Aug 20254811 PMAQI
11th Aug 20254712 AMAQI
11th Aug 2025511 AMAQI
11th Aug 2025532 AMAQI
11th Aug 2025533 AMAQI
11th Aug 2025534 AMAQI
11th Aug 2025535 AMAQI
29°C25/34°C
11th Aug 2025536 AMAQI
11th Aug 2025507 AMAQI
11th Aug 2025428 AMAQI
11th Aug 2025469 AMAQI
11th Aug 20254210 AMAQI
11th Aug 20253311 AMAQI
11th Aug 20252812 PMAQI
11th Aug 2025281 PMAQI
11th Aug 2025322 PMAQI
11th Aug 2025413 PMAQI
11th Aug 2025344 PMAQI
11th Aug 2025405 PMAQI
11th Aug 2025386 PMAQI
11th Aug 2025447 PMAQI
11th Aug 2025468 PMAQI
11th Aug 2025479 PMAQI
11th Aug 20254910 PMAQI
11th Aug 20254711 PMAQI
12th Aug 20254812 AMAQI
12th Aug 2025511 AMAQI
12th Aug 2025522 AMAQI
12th Aug 2025523 AMAQI
12th Aug 2025504 AMAQI
12th Aug 2025505 AMAQI
28°C25/34°C
12th Aug 2025506 AMAQI
12th Aug 2025507 AMAQI
12th Aug 2025358 AMAQI
12th Aug 2025459 AMAQI
12th Aug 20254910 AMAQI
12th Aug 20254611 AMAQI
12th Aug 20254012 PMAQI
12th Aug 2025381 PMAQI
12th Aug 2025352 PMAQI
12th Aug 2025313 PMAQI
12th Aug 2025344 PMAQI
12th Aug 2025385 PMAQI
12th Aug 2025386 PMAQI
12th Aug 2025477 PMAQI
12th Aug 2025458 PMAQI
12th Aug 2025449 PMAQI
12th Aug 20254210 PMAQI
12th Aug 20254411 PMAQI
13th Aug 20254512 AMAQI
13th Aug 2025481 AMAQI
13th Aug 2025502 AMAQI
13th Aug 2025503 AMAQI
13th Aug 2025484 AMAQI
13th Aug 2025465 AMAQI
28°C25/33°C
13th Aug 2025486 AMAQI
13th Aug 2025497 AMAQI
13th Aug 2025428 AMAQI
13th Aug 2025459 AMAQI
13th Aug 20254610 AMAQI
13th Aug 20253811 AMAQI
13th Aug 20255212 PMAQI
13th Aug 2025471 PMAQI
13th Aug 2025342 PMAQI
13th Aug 2025413 PMAQI
13th Aug 2025374 PMAQI
13th Aug 2025375 PMAQI
13th Aug 2025336 PMAQI
13th Aug 2025397 PMAQI
13th Aug 2025438 PMAQI
13th Aug 2025409 PMAQI
13th Aug 20254210 PMAQI
13th Aug 20254411 PMAQI
14th Aug 20253912 AMAQI
14th Aug 2025411 AMAQI
14th Aug 2025442 AMAQI
14th Aug 2025453 AMAQI
14th Aug 2025474 AMAQI
14th Aug 2025485 AMAQI
29°C25/33°C
14th Aug 2025466 AMAQI
14th Aug 2025477 AMAQI
14th Aug 2025388 AMAQI
14th Aug 2025459 AMAQI
14th Aug 20254310 AMAQI
14th Aug 20254011 AMAQI
14th Aug 20254012 PMAQI
14th Aug 2025391 PMAQI
14th Aug 2025382 PMAQI
14th Aug 2025323 PMAQI
14th Aug 2025304 PMAQI
14th Aug 2025405 PMAQI
14th Aug 2025366 PMAQI
14th Aug 2025417 PMAQI
14th Aug 2025458 PMAQI
14th Aug 2025409 PMAQI
14th Aug 20254510 PMAQI
14th Aug 20254111 PMAQI
15th Aug 20254012 AMAQI
15th Aug 2025471 AMAQI
15th Aug 2025432 AMAQI
15th Aug 2025423 AMAQI
15th Aug 2025434 AMAQI
15th Aug 2025415 AMAQI
28°C24/34°C
15th Aug 2025426 AMAQI
15th Aug 2025417 AMAQI
15th Aug 2025238 AMAQI
15th Aug 2025209 AMAQI
15th Aug 20252310 AMAQI
15th Aug 20252811 AMAQI
15th Aug 20252612 PMAQI
15th Aug 2025221 PMAQI
15th Aug 2025202 PMAQI
15th Aug 2025273 PMAQI
15th Aug 2025224 PMAQI
15th Aug 2025265 PMAQI
15th Aug 2025256 PMAQI
15th Aug 2025347 PMAQI
15th Aug 2025348 PMAQI
15th Aug 2025349 PMAQI
15th Aug 20253510 PMAQI
15th Aug 20253511 PMAQI
16th Aug 20253812 AMAQI
16th Aug 2025441 AMAQI
16th Aug 2025422 AMAQI
16th Aug 2025403 AMAQI
16th Aug 2025384 AMAQI
16th Aug 2025385 AMAQI
27°C26/30°C
16th Aug 2025406 AMAQI
16th Aug 2025407 AMAQI
16th Aug 2025198 AMAQI
16th Aug 2025219 AMAQI
16th Aug 20252110 AMAQI
16th Aug 20252611 AMAQI
16th Aug 20252012 PMAQI
16th Aug 2025231 PMAQI
16th Aug 2025282 PMAQI
16th Aug 2025283 PMAQI
16th Aug 2025264 PMAQI
16th Aug 2025225 PMAQI
16th Aug 2025226 PMAQI
16th Aug 2025307 PMAQI
16th Aug 2025338 PMAQI
16th Aug 2025349 PMAQI
16th Aug 20253410 PMAQI
16th Aug 20253311 PMAQI
17th Aug 20253612 AMAQI
17th Aug 2025381 AMAQI
17th Aug 2025382 AMAQI
17th Aug 2025373 AMAQI
17th Aug 2025374 AMAQI
17th Aug 2025405 AMAQI
25°C24/28°C
17th Aug 2025406 AMAQI
17th Aug 2025367 AMAQI
17th Aug 2025288 AMAQI
17th Aug 2025259 AMAQI
17th Aug 20251910 AMAQI
17th Aug 20251811 AMAQI
17th Aug 20252612 PMAQI
17th Aug 2025311 PMAQI
17th Aug 2025262 PMAQI
17th Aug 2025243 PMAQI
17th Aug 2025224 PMAQI
17th Aug 2025255 PMAQI
17th Aug 2025296 PMAQI
17th Aug 2025327 PMAQI
17th Aug 2025338 PMAQI
17th Aug 2025299 PMAQI
17th Aug 20253010 PMAQI
17th Aug 20253011 PMAQI
18th Aug 20253012 AMAQI
18th Aug 2025381 AMAQI
18th Aug 2025402 AMAQI
18th Aug 2025383 AMAQI
18th Aug 2025384 AMAQI
18th Aug 2025385 AMAQI
26°C24/28°C
18th Aug 2025366 AMAQI
18th Aug 2025347 AMAQI
18th Aug 2025208 AMAQI
18th Aug 2025219 AMAQI
18th Aug 20252010 AMAQI
18th Aug 20252211 AMAQI
18th Aug 20251912 PMAQI
18th Aug 2025201 PMAQI
18th Aug 2025222 PMAQI
18th Aug 2025233 PMAQI
18th Aug 2025184 PMAQI
18th Aug 2025215 PMAQI
18th Aug 2025226 PMAQI
18th Aug 2025287 PMAQI
18th Aug 2025298 PMAQI
18th Aug 2025289 PMAQI
18th Aug 20252910 PMAQI
18th Aug 20252811 PMAQI
19th Aug 20253212 AMAQI
19th Aug 2025371 AMAQI
19th Aug 2025382 AMAQI
19th Aug 2025363 AMAQI
19th Aug 2025344 AMAQI
19th Aug 2025335 AMAQI
26°C24/28°C
19th Aug 2025346 AMAQI
19th Aug 2025337 AMAQI
19th Aug 2025218 AMAQI
19th Aug 2025459 AMAQI
19th Aug 20252410 AMAQI
19th Aug 20252011 AMAQI
19th Aug 20251812 PMAQI
19th Aug 2025251 PMAQI
19th Aug 2025302 PMAQI
19th Aug 2025293 PMAQI
19th Aug 2025254 PMAQI
19th Aug 2025265 PMAQI
19th Aug 2025266 PMAQI
19th Aug 2025297 PMAQI
19th Aug 2025338 PMAQI
19th Aug 2025319 PMAQI
19th Aug 20253310 PMAQI
19th Aug 20253611 PMAQI
20th Aug 20253112 AMAQI
20th Aug 2025351 AMAQI
20th Aug 2025352 AMAQI
20th Aug 2025343 AMAQI
20th Aug 2025364 AMAQI
20th Aug 2025345 AMAQI
28°C25/32°C
20th Aug 2025356 AMAQI
20th Aug 2025357 AMAQI
20th Aug 2025298 AMAQI
20th Aug 2025379 AMAQI
20th Aug 20253810 AMAQI
20th Aug 20253711 AMAQI
20th Aug 20253312 PMAQI
20th Aug 2025271 PMAQI
20th Aug 2025242 PMAQI
20th Aug 2025273 PMAQI
20th Aug 2025274 PMAQI
20th Aug 2025345 PMAQI
20th Aug 2025366 PMAQI
20th Aug 2025347 PMAQI
20th Aug 2025328 PMAQI
20th Aug 2025349 PMAQI
20th Aug 20253810 PMAQI
20th Aug 20253411 PMAQI
21st Aug 20253812 AMAQI
21st Aug 2025371 AMAQI
21st Aug 2025362 AMAQI
21st Aug 2025373 AMAQI
21st Aug 2025354 AMAQI
21st Aug 2025355 AMAQI
28°C25/32°C
21st Aug 2025366 AMAQI
6 AM21st Aug 2025347 AMAQI
21st Aug 2025258 AMAQI
21st Aug 2025309 AMAQI
12 PM
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
47AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 PM - 6 PM
35AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 47), while the lowest AQI was between 4 PM to 6 PM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 11 PM
47AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
47AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 47), while the lowest AQI was between 12 AM to 11 PM (Avg. 47).
2025 Days Vs Air Quality
Haigui Middle School, Jiaji, Hainan, China
2025
50%
117
45%
104
5%
11
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Good
117 DaysModerate
104 DaysPoor
11 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 50%
Health Risk Level:
Considerable
In 2025, 50% of 233 days were within WHO’s safe air quality limits, and 50% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Haigui Middle School, Jiaji, Hainan, 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
128AQI
128AQI
2nd January 2025
96AQI
96AQI
3rd January 2025
107AQI
107AQI
4th January 2025
92AQI
92AQI
5th January 2025
106AQI
106AQI
6th January 2025
116AQI
116AQI
7th January 2025
90AQI
90AQI
8th January 2025
94AQI
94AQI
9th January 2025
113AQI
113AQI
10th January 2025
109AQI
109AQI
11th January 2025
91AQI
91AQI
12th January 2025
84AQI
84AQI
13th January 2025
76AQI
76AQI
14th January 2025
74AQI
74AQI
15th January 2025
87AQI
87AQI
16th January 2025
93AQI
93AQI
17th January 2025
88AQI
88AQI
18th January 2025
87AQI
87AQI
19th January 2025
90AQI
90AQI
20th January 2025
88AQI
88AQI
21st January 2025
78AQI
78AQI
22nd January 2025
87AQI
87AQI
23rd January 2025
76AQI
76AQI
24th January 2025
61AQI
61AQI
25th January 2025
60AQI
60AQI
26th January 2025
57AQI
57AQI
27th January 2025
59AQI
59AQI
28th January 2025
67AQI
67AQI
29th January 2025
93AQI
93AQI
30th January 2025
68AQI
68AQI
31st January 2025
63AQI
63AQI
1st February 2025
45AQI
45AQI
2nd February 2025
44AQI
44AQI
3rd February 2025
46AQI
46AQI
4th February 2025
53AQI
53AQI
5th February 2025
54AQI
54AQI
6th February 2025
55AQI
55AQI
7th February 2025
70AQI
70AQI
8th February 2025
59AQI
59AQI
9th February 2025
70AQI
70AQI
10th February 2025
61AQI
61AQI
11th February 2025
61AQI
61AQI
12th February 2025
47AQI
47AQI
13th February 2025
63AQI
63AQI
14th February 2025
45AQI
45AQI
15th February 2025
67AQI
67AQI
16th February 2025
42AQI
42AQI
17th February 2025
63AQI
63AQI
18th February 2025
80AQI
80AQI
19th February 2025
69AQI
69AQI
20th February 2025
68AQI
68AQI
21st February 2025
59AQI
59AQI
22nd February 2025
48AQI
48AQI
23rd February 2025
50AQI
50AQI
24th February 2025
49AQI
49AQI
25th February 2025
53AQI
53AQI
26th February 2025
66AQI
66AQI
27th February 2025
64AQI
64AQI
28th February 2025
55AQI
55AQI
1st March 2025
58AQI
58AQI
2nd March 2025
51AQI
51AQI
3rd March 2025
56AQI
56AQI
4th March 2025
42AQI
42AQI
5th March 2025
46AQI
46AQI
6th March 2025
28AQI
28AQI
7th March 2025
40AQI
40AQI
8th March 2025
31AQI
31AQI
9th March 2025
58AQI
58AQI
10th March 2025
59AQI
59AQI
11th March 2025
58AQI
58AQI
12th March 2025
50AQI
50AQI
13th March 2025
49AQI
49AQI
14th March 2025
41AQI
41AQI
15th March 2025
54AQI
54AQI
16th March 2025
46AQI
46AQI
17th March 2025
69AQI
69AQI
18th March 2025
73AQI
73AQI
19th March 2025
84AQI
84AQI
20th March 2025
76AQI
76AQI
21st March 2025
79AQI
79AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
79AQI
79AQI
24th March 2025
73AQI
73AQI
25th March 2025
73AQI
73AQI
26th March 2025
54AQI
54AQI
27th March 2025
57AQI
57AQI
28th March 2025
55AQI
55AQI
29th March 2025
53AQI
53AQI
30th March 2025
30AQI
30AQI
31st March 2025
31AQI
31AQI
1st April 2025
39AQI
39AQI
2nd April 2025
58AQI
58AQI
3rd April 2025
50AQI
50AQI
4th April 2025
54AQI
54AQI
5th April 2025
60AQI
60AQI
6th April 2025
46AQI
46AQI
7th April 2025
60AQI
60AQI
8th April 2025
54AQI
54AQI
9th April 2025
61AQI
61AQI
10th April 2025
59AQI
59AQI
11th April 2025
58AQI
58AQI
12th April 2025
58AQI
58AQI
13th April 2025
127AQI
127AQI
14th April 2025
124AQI
124AQI
15th April 2025
121AQI
121AQI
16th April 2025
104AQI
104AQI
17th April 2025
101AQI
101AQI
18th April 2025
75AQI
75AQI
19th April 2025
62AQI
62AQI
20th April 2025
59AQI
59AQI
21st April 2025
56AQI
56AQI
22nd April 2025
58AQI
58AQI
23rd April 2025
50AQI
50AQI
24th April 2025
53AQI
53AQI
25th April 2025
46AQI
46AQI
26th April 2025
50AQI
50AQI
27th April 2025
40AQI
40AQI
28th April 2025
47AQI
47AQI
29th April 2025
52AQI
52AQI
30th April 2025
51AQI
51AQI
1st May 2025
53AQI
53AQI
2nd May 2025
59AQI
59AQI
3rd May 2025
57AQI
57AQI
4th May 2025
56AQI
56AQI
5th May 2025
51AQI
51AQI
6th May 2025
56AQI
56AQI
7th May 2025
54AQI
54AQI
8th May 2025
49AQI
49AQI
9th May 2025
50AQI
50AQI
10th May 2025
49AQI
49AQI
11th May 2025
55AQI
55AQI
12th May 2025
59AQI
59AQI
13th May 2025
56AQI
56AQI
14th May 2025
44AQI
44AQI
15th May 2025
36AQI
36AQI
16th May 2025
33AQI
33AQI
17th May 2025
37AQI
37AQI
18th May 2025
38AQI
38AQI
19th May 2025
39AQI
39AQI
20th May 2025
43AQI
43AQI
21st May 2025
41AQI
41AQI
22nd May 2025
39AQI
39AQI
23rd May 2025
31AQI
31AQI
24th May 2025
34AQI
34AQI
25th May 2025
49AQI
49AQI
26th May 2025
81AQI
81AQI
27th May 2025
52AQI
52AQI
28th May 2025
49AQI
49AQI
29th May 2025
35AQI
35AQI
30th May 2025
42AQI
42AQI
31st May 2025
38AQI
38AQI
1st June 2025
45AQI
45AQI
2nd June 2025
42AQI
42AQI
3rd June 2025
44AQI
44AQI
4th June 2025
50AQI
50AQI
5th June 2025
42AQI
42AQI
6th June 2025
38AQI
38AQI
7th June 2025
40AQI
40AQI
8th June 2025
44AQI
44AQI
9th June 2025
49AQI
49AQI
10th June 2025
52AQI
52AQI
11th June 2025
46AQI
46AQI
12th June 2025
34AQI
34AQI
13th June 2025
34AQI
34AQI
14th June 2025
32AQI
32AQI
15th June 2025
39AQI
39AQI
16th June 2025
43AQI
43AQI
17th June 2025
43AQI
43AQI
18th June 2025
40AQI
40AQI
19th June 2025
37AQI
37AQI
20th June 2025
36AQI
36AQI
21st June 2025
34AQI
34AQI
22nd June 2025
37AQI
37AQI
23rd June 2025
32AQI
32AQI
24th June 2025
31AQI
31AQI
25th June 2025
30AQI
30AQI
26th June 2025
28AQI
28AQI
27th June 2025
27AQI
27AQI
28th June 2025
31AQI
31AQI
29th June 2025
31AQI
31AQI
30th June 2025
31AQI
31AQI
1st July 2025
33AQI
33AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
26AQI
26AQI
4th July 2025
29AQI
29AQI
5th July 2025
31AQI
31AQI
6th July 2025
33AQI
33AQI
7th July 2025
36AQI
36AQI
8th July 2025
39AQI
39AQI
9th July 2025
40AQI
40AQI
10th July 2025
40AQI
40AQI
11th July 2025
47AQI
47AQI
12th July 2025
47AQI
47AQI
13th July 2025
50AQI
50AQI
14th July 2025
50AQI
50AQI
15th July 2025
53AQI
53AQI
16th July 2025
51AQI
51AQI
17th July 2025
51AQI
51AQI
18th July 2025
50AQI
50AQI
19th July 2025
46AQI
46AQI
20th July 2025
40AQI
40AQI
21st July 2025
36AQI
36AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
41AQI
41AQI
24th July 2025
36AQI
36AQI
25th July 2025
39AQI
39AQI
26th July 2025
37AQI
37AQI
27th July 2025
47AQI
47AQI
28th July 2025
40AQI
40AQI
29th July 2025
40AQI
40AQI
30th July 2025
41AQI
41AQI
31st July 2025
47AQI
47AQI
1st August 2025
52AQI
52AQI
2nd August 2025
53AQI
53AQI
3rd August 2025
56AQI
56AQI
4th August 2025
56AQI
56AQI
5th August 2025
54AQI
54AQI
6th August 2025
54AQI
54AQI
7th August 2025
53AQI
53AQI
8th August 2025
46AQI
46AQI
9th August 2025
50AQI
50AQI
10th August 2025
42AQI
42AQI
11th August 2025
45AQI
45AQI
12th August 2025
45AQI
45AQI
13th August 2025
44AQI
44AQI
14th August 2025
42AQI
42AQI
15th August 2025
33AQI
33AQI
16th August 2025
32AQI
32AQI
17th August 2025
31AQI
31AQI
18th August 2025
28AQI
28AQI
19th August 2025
31AQI
31AQI
20th August 2025
34AQI
34AQI
86AQI
57AQI
56AQI
64AQI
47AQI
38AQI
41AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202555AQI
25
6
9
19
11
20
8
17
5
19
12
29
1
28
3
13
7
117
104
11
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
June38AQI
202451AQI
3
18
9
7
2
7
15
9
9
17
6
30
31
29
2
22
7
16
9
6
17
13
24
7
190
110
15
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
July31AQI
202364AQI
1
8
1
1
3
10
1
1
1
1
1
5
1
1
9
1
4
3
30
23
59
1
Highest AQI recorded in
November80AQI
Lowest AQI recorded in
June25AQI
202248AQI
9
20
14
7
16
15
7
11
29
2
29
1
20
1
1
5
3
10
12
3
19
3
1
3
9
1
157
86
8
Highest AQI recorded in
August84AQI
Lowest AQI recorded in
July28AQI
202158AQI
23
6
10
19
1
8
22
1
41
47
2
Highest AQI recorded in
December68AQI
Lowest AQI recorded in
October39AQI
202041AQI
1
23
8
25
4
1
6
10
55
22
1
Highest AQI recorded in
October50AQI
Lowest AQI recorded in
July24AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
64AQILeast Polluted Year Recorded
2020(Avg.)
41AQIHaigui Middle School's annual 2025 AQI (55) shows an average percentage change of 7.5% (worsened AQI) compared to previous years: 2020 (41), 2021 (58), 2022 (48), 2023 (64), 2024 (51).
