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 (2nd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Haigui Middle School, Jiaji, Hainan, China
AQI
Day
Night
.
6 AM2nd Aug 2025
7 PM
5 AM3rd Aug 2025
Day time
Avg. Highest Time
6AM2nd Aug
56AQI
Avg. Lowest Time
5PM2nd Aug
44AQI
Night time
Avg. Highest Time
9PM2nd Aug
56AQI
Avg. Lowest Time
5AM3rd Aug
54AQI
In the last 24 hours,
Haigui Middle School's AQI reached its highest point of 56 at 6 AM during the Day, while the lowest point, 44, was recorded at 5 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Haigui Middle School, Jiaji, Hainan, China
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025296 AMAQI
4th Jul 2025287 AMAQI
4th Jul 2025298 AMAQI
4th Jul 2025389 AMAQI
4th Jul 20254010 AMAQI
4th Jul 20253711 AMAQI
4th Jul 20253212 PMAQI
4th Jul 2025281 PMAQI
4th Jul 2025322 PMAQI
4th Jul 2025303 PMAQI
4th Jul 2025244 PMAQI
4th Jul 2025275 PMAQI
4th Jul 2025266 PMAQI
4th Jul 2025267 PMAQI
4th Jul 2025328 PMAQI
4th Jul 2025289 PMAQI
4th Jul 20253210 PMAQI
4th Jul 20253211 PMAQI
5th Jul 20253212 AMAQI
5th Jul 2025291 AMAQI
5th Jul 2025302 AMAQI
5th Jul 2025303 AMAQI
5th Jul 2025324 AMAQI
5th Jul 2025305 AMAQI
26°C24/28°C
5th Jul 2025306 AMAQI
5th Jul 2025307 AMAQI
5th Jul 2025318 AMAQI
5th Jul 2025389 AMAQI
5th Jul 20253010 AMAQI
5th Jul 20252611 AMAQI
5th Jul 20252512 PMAQI
5th Jul 2025251 PMAQI
5th Jul 2025242 PMAQI
5th Jul 2025243 PMAQI
5th Jul 2025274 PMAQI
5th Jul 2025265 PMAQI
5th Jul 2025316 PMAQI
5th Jul 2025377 PMAQI
5th Jul 2025368 PMAQI
5th Jul 2025419 PMAQI
5th Jul 20253610 PMAQI
5th Jul 20253811 PMAQI
6th Jul 20253612 AMAQI
6th Jul 2025341 AMAQI
6th Jul 2025322 AMAQI
6th Jul 2025323 AMAQI
6th Jul 2025314 AMAQI
6th Jul 2025325 AMAQI
28°C24/33°C
6th Jul 2025326 AMAQI
6th Jul 2025337 AMAQI
6th Jul 2025378 AMAQI
6th Jul 2025369 AMAQI
6th Jul 20252910 AMAQI
6th Jul 20253011 AMAQI
6th Jul 20252912 PMAQI
6th Jul 2025281 PMAQI
6th Jul 2025302 PMAQI
6th Jul 2025313 PMAQI
6th Jul 2025324 PMAQI
6th Jul 2025335 PMAQI
6th Jul 2025306 PMAQI
6th Jul 2025287 PMAQI
6th Jul 2025338 PMAQI
6th Jul 2025339 PMAQI
6th Jul 20253610 PMAQI
6th Jul 20253511 PMAQI
7th Jul 20253612 AMAQI
7th Jul 2025341 AMAQI
7th Jul 2025352 AMAQI
7th Jul 2025343 AMAQI
7th Jul 2025344 AMAQI
7th Jul 2025345 AMAQI
28°C24/32°C
7th Jul 2025346 AMAQI
7th Jul 2025347 AMAQI
7th Jul 2025388 AMAQI
7th Jul 2025429 AMAQI
7th Jul 20254010 AMAQI
7th Jul 20253611 AMAQI
7th Jul 20253112 PMAQI
7th Jul 2025331 PMAQI
7th Jul 2025342 PMAQI
7th Jul 2025323 PMAQI
7th Jul 2025284 PMAQI
7th Jul 2025345 PMAQI
7th Jul 2025326 PMAQI
7th Jul 2025387 PMAQI
7th Jul 2025378 PMAQI
7th Jul 2025379 PMAQI
7th Jul 20253810 PMAQI
7th Jul 20253811 PMAQI
8th Jul 20253812 AMAQI
8th Jul 2025381 AMAQI
8th Jul 2025362 AMAQI
8th Jul 2025353 AMAQI
8th Jul 2025364 AMAQI
8th Jul 2025365 AMAQI
28°C25/32°C
8th Jul 2025376 AMAQI
8th Jul 2025377 AMAQI
8th Jul 2025348 AMAQI
8th Jul 2025399 AMAQI
8th Jul 20254210 AMAQI
8th Jul 20254111 AMAQI
8th Jul 20254012 PMAQI
8th Jul 2025381 PMAQI
8th Jul 2025362 PMAQI
8th Jul 2025343 PMAQI
8th Jul 2025364 PMAQI
8th Jul 2025425 PMAQI
8th Jul 2025466 PMAQI
8th Jul 2025497 PMAQI
8th Jul 2025448 PMAQI
8th Jul 2025439 PMAQI
8th Jul 20254010 PMAQI
8th Jul 20254011 PMAQI
9th Jul 20253812 AMAQI
9th Jul 2025371 AMAQI
9th Jul 2025412 AMAQI
9th Jul 2025383 AMAQI
9th Jul 2025404 AMAQI
9th Jul 2025395 AMAQI
29°C25/35°C
9th Jul 2025376 AMAQI
9th Jul 2025377 AMAQI
9th Jul 2025408 AMAQI
9th Jul 2025499 AMAQI
9th Jul 20254510 AMAQI
9th Jul 20254511 AMAQI
9th Jul 20254212 PMAQI
9th Jul 2025421 PMAQI
9th Jul 2025412 PMAQI
9th Jul 2025393 PMAQI
9th Jul 2025404 PMAQI
9th Jul 2025395 PMAQI
9th Jul 2025426 PMAQI
9th Jul 2025417 PMAQI
9th Jul 2025418 PMAQI
9th Jul 2025419 PMAQI
9th Jul 20253910 PMAQI
9th Jul 20254211 PMAQI
10th Jul 20254012 AMAQI
10th Jul 2025421 AMAQI
10th Jul 2025392 AMAQI
10th Jul 2025383 AMAQI
10th Jul 2025394 AMAQI
10th Jul 2025405 AMAQI
29°C25/35°C
10th Jul 2025406 AMAQI
10th Jul 2025397 AMAQI
10th Jul 2025388 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20254510 AMAQI
10th Jul 20254611 AMAQI
10th Jul 20254412 PMAQI
10th Jul 2025471 PMAQI
10th Jul 2025492 PMAQI
10th Jul 2025493 PMAQI
10th Jul 2025464 PMAQI
10th Jul 2025345 PMAQI
10th Jul 2025346 PMAQI
10th Jul 2025357 PMAQI
10th Jul 2025388 PMAQI
10th Jul 2025389 PMAQI
10th Jul 20254010 PMAQI
10th Jul 20254711 PMAQI
11th Jul 20254512 AMAQI
11th Jul 2025481 AMAQI
11th Jul 2025492 AMAQI
11th Jul 2025463 AMAQI
11th Jul 2025484 AMAQI
11th Jul 2025485 AMAQI
28°C25/32°C
11th Jul 2025506 AMAQI
11th Jul 2025507 AMAQI
11th Jul 2025508 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20253610 AMAQI
11th Jul 20254011 AMAQI
11th Jul 20254312 PMAQI
11th Jul 2025421 PMAQI
11th Jul 2025442 PMAQI
11th Jul 2025483 PMAQI
11th Jul 2025494 PMAQI
11th Jul 2025505 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025497 PMAQI
11th Jul 2025518 PMAQI
11th Jul 2025509 PMAQI
11th Jul 20254810 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20254912 AMAQI
12th Jul 2025491 AMAQI
12th Jul 2025502 AMAQI
12th Jul 2025503 AMAQI
12th Jul 2025494 AMAQI
12th Jul 2025495 AMAQI
27°C25/31°C
12th Jul 2025486 AMAQI
12th Jul 2025497 AMAQI
12th Jul 2025428 AMAQI
12th Jul 2025419 AMAQI
12th Jul 20254310 AMAQI
12th Jul 20254211 AMAQI
12th Jul 20254612 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025406 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025499 PMAQI
12th Jul 20254910 PMAQI
12th Jul 20255111 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025503 AMAQI
13th Jul 2025504 AMAQI
13th Jul 2025525 AMAQI
28°C25/31°C
13th Jul 2025496 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025508 AMAQI
13th Jul 2025479 AMAQI
13th Jul 20254810 AMAQI
13th Jul 20254911 AMAQI
13th Jul 20254512 PMAQI
13th Jul 2025441 PMAQI
13th Jul 2025442 PMAQI
13th Jul 2025473 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025475 PMAQI
13th Jul 2025486 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025528 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025491 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025533 AMAQI
14th Jul 2025524 AMAQI
14th Jul 2025515 AMAQI
28°C25/33°C
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025408 AMAQI
14th Jul 2025569 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20253811 AMAQI
14th Jul 20254212 PMAQI
14th Jul 2025421 PMAQI
14th Jul 2025442 PMAQI
14th Jul 2025473 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025505 PMAQI
14th Jul 2025486 PMAQI
14th Jul 2025507 PMAQI
14th Jul 2025528 PMAQI
14th Jul 2025539 PMAQI
14th Jul 20255310 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025531 AMAQI
15th Jul 2025532 AMAQI
15th Jul 2025533 AMAQI
15th Jul 2025534 AMAQI
15th Jul 2025525 AMAQI
28°C25/34°C
15th Jul 2025536 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025619 AMAQI
15th Jul 20255910 AMAQI
15th Jul 20255611 AMAQI
15th Jul 20255412 PMAQI
15th Jul 2025521 PMAQI
15th Jul 2025462 PMAQI
15th Jul 2025483 PMAQI
15th Jul 2025514 PMAQI
15th Jul 2025515 PMAQI
15th Jul 2025486 PMAQI
15th Jul 2025487 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255310 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025544 AMAQI
16th Jul 2025535 AMAQI
29°C25/34°C
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025458 AMAQI
16th Jul 2025449 AMAQI
16th Jul 20254410 AMAQI
16th Jul 20254811 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025511 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025455 PMAQI
16th Jul 2025446 PMAQI
16th Jul 2025517 PMAQI
16th Jul 2025518 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255311 PMAQI
17th Jul 20255112 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025524 AMAQI
17th Jul 2025535 AMAQI
29°C26/35°C
17th Jul 2025536 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025568 AMAQI
17th Jul 2025589 AMAQI
17th Jul 20256110 AMAQI
17th Jul 20255911 AMAQI
17th Jul 20254812 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025404 PMAQI
17th Jul 2025405 PMAQI
17th Jul 2025486 PMAQI
17th Jul 2025547 PMAQI
17th Jul 2025528 PMAQI
17th Jul 2025549 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255311 PMAQI
18th Jul 20255312 AMAQI
18th Jul 2025531 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025524 AMAQI
18th Jul 2025525 AMAQI
30°C25/35°C
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025559 AMAQI
18th Jul 20255510 AMAQI
18th Jul 20255611 AMAQI
18th Jul 20254812 PMAQI
18th Jul 2025461 PMAQI
18th Jul 2025422 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025404 PMAQI
18th Jul 2025385 PMAQI
18th Jul 2025396 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025528 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255510 PMAQI
18th Jul 20255611 PMAQI
19th Jul 20255612 AMAQI
19th Jul 2025541 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025524 AMAQI
19th Jul 2025525 AMAQI
30°C26/34°C
19th Jul 2025526 AMAQI
19th Jul 2025537 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025429 AMAQI
19th Jul 20254410 AMAQI
19th Jul 20254211 AMAQI
19th Jul 20253412 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025342 PMAQI
19th Jul 2025273 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025396 PMAQI
19th Jul 2025507 PMAQI
19th Jul 2025528 PMAQI
19th Jul 2025519 PMAQI
19th Jul 20255110 PMAQI
19th Jul 20254911 PMAQI
20th Jul 20254712 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025542 AMAQI
20th Jul 2025533 AMAQI
20th Jul 2025524 AMAQI
20th Jul 2025525 AMAQI
26°C25/29°C
20th Jul 2025526 AMAQI
20th Jul 2025527 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025269 AMAQI
20th Jul 20252510 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025272 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025334 PMAQI
20th Jul 2025345 PMAQI
20th Jul 2025346 PMAQI
20th Jul 2025367 PMAQI
20th Jul 2025408 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254210 PMAQI
20th Jul 20254111 PMAQI
21st Jul 20254112 AMAQI
21st Jul 2025471 AMAQI
21st Jul 2025522 AMAQI
21st Jul 2025513 AMAQI
21st Jul 2025494 AMAQI
21st Jul 2025485 AMAQI
26°C24/29°C
21st Jul 2025486 AMAQI
21st Jul 2025487 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20251810 AMAQI
21st Jul 20251811 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025174 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025216 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025398 PMAQI
21st Jul 2025459 PMAQI
21st Jul 20254710 PMAQI
21st Jul 20254711 PMAQI
22nd Jul 20254312 AMAQI
22nd Jul 2025461 AMAQI
22nd Jul 2025512 AMAQI
22nd Jul 2025483 AMAQI
22nd Jul 2025454 AMAQI
22nd Jul 2025445 AMAQI
25°C24/27°C
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
6 AM3rd Aug 2025557 AMAQI
3rd Aug 2025558 AMAQI
3rd Aug 2025599 AMAQI
3rd Aug 20255910 AMAQI
12 PM
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
46AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 PM - 5 PM
36AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 46), while the lowest AQI was between 12 PM to 5 PM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 11 PM
46AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
46AQI
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. 46), while the lowest AQI was between 12 AM to 11 PM (Avg. 46).
2025 Days Vs Air Quality
Haigui Middle School, Jiaji, Hainan, China
2025
49%
104
46%
99
5%
11
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
104 DaysModerate
99 DaysPoor
11 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 49%
Health Risk Level:
Significant
In 2025, 49% of 215 days were within WHO’s safe air quality limits, and 51% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
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
54AQI
54AQI
86AQI
57AQI
56AQI
64AQI
47AQI
38AQI
41AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202556AQI
25
6
9
19
11
20
8
17
5
19
12
29
1
28
3
2
104
99
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 (56) shows an average percentage change of 9.4% (worsened AQI) compared to previous years: 2020 (41), 2021 (58), 2022 (48), 2023 (64), 2024 (51).
