Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Chongshan, 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

Chongshan, Hainan, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
55AQI
Lowest AQI recorded on
27th Aug 2021
16AQI

Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 55 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025

Chongshan, Hainan, China

AQI
Day
Night
.

6 AM1st Aug 2025

7 PM

5 AM2nd Aug 2025

Day time
Avg. Highest Time
7PM1st Aug

56AQI

Avg. Lowest Time
8AM1st Aug

51AQI

Night time
Avg. Highest Time
9PM1st Aug

57AQI

Avg. Lowest Time
2AM2nd Aug

55AQI

In the last 24 hours,

Chongshan's AQI reached its highest point of 57 at 9 PM during the Night, while the lowest point, 51, was recorded at 8 AM during the Day between 1st Aug and 2nd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Chongshan, Hainan, China

JulAug
03rd - 04th04th - 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
Day
Night
3rd Jul 2025316 AMAQI
3rd Jul 2025317 AMAQI
3rd Jul 2025258 AMAQI
3rd Jul 2025199 AMAQI
3rd Jul 20252310 AMAQI
3rd Jul 20252311 AMAQI
3rd Jul 20252312 PMAQI
3rd Jul 2025231 PMAQI
3rd Jul 2025232 PMAQI
3rd Jul 2025233 PMAQI
3rd Jul 2025234 PMAQI
3rd Jul 2025195 PMAQI
3rd Jul 2025196 PMAQI
3rd Jul 2025317 PMAQI
3rd Jul 2025258 PMAQI
3rd Jul 2025249 PMAQI
3rd Jul 20252510 PMAQI
3rd Jul 20252611 PMAQI
4th Jul 20252512 AMAQI
4th Jul 2025301 AMAQI
4th Jul 2025302 AMAQI
4th Jul 2025293 AMAQI
4th Jul 2025294 AMAQI
4th Jul 2025295 AMAQI

24°C21/29°C

4th Jul 2025296 AMAQI
4th Jul 2025287 AMAQI
4th Jul 2025268 AMAQI
4th Jul 2025249 AMAQI
4th Jul 20252610 AMAQI
4th Jul 20252511 AMAQI
4th Jul 20252612 PMAQI
4th Jul 2025231 PMAQI
4th Jul 2025252 PMAQI
4th Jul 2025213 PMAQI
4th Jul 2025214 PMAQI
4th Jul 2025225 PMAQI
4th Jul 2025296 PMAQI
4th Jul 2025237 PMAQI
4th Jul 2025298 PMAQI
4th Jul 2025289 PMAQI
4th Jul 20252610 PMAQI
4th Jul 20252711 PMAQI
5th Jul 20252712 AMAQI
5th Jul 2025271 AMAQI
5th Jul 2025312 AMAQI
5th Jul 2025303 AMAQI
5th Jul 2025304 AMAQI
5th Jul 2025305 AMAQI

22°C20/25°C

5th Jul 2025296 AMAQI
5th Jul 2025297 AMAQI
5th Jul 2025288 AMAQI
5th Jul 2025339 AMAQI
5th Jul 20253310 AMAQI
5th Jul 20252711 AMAQI
5th Jul 20252712 PMAQI
5th Jul 2025301 PMAQI
5th Jul 2025282 PMAQI
5th Jul 2025293 PMAQI
5th Jul 2025334 PMAQI
5th Jul 2025295 PMAQI
5th Jul 2025276 PMAQI
5th Jul 2025347 PMAQI
5th Jul 2025278 PMAQI
5th Jul 2025279 PMAQI
5th Jul 20252610 PMAQI
5th Jul 20252711 PMAQI
6th Jul 20252512 AMAQI
6th Jul 2025281 AMAQI
6th Jul 2025312 AMAQI
6th Jul 2025323 AMAQI
6th Jul 2025324 AMAQI
6th Jul 2025335 AMAQI

24°C21/31°C

6th Jul 2025326 AMAQI
6th Jul 2025327 AMAQI
6th Jul 2025288 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20252510 AMAQI
6th Jul 20252311 AMAQI
6th Jul 20252912 PMAQI
6th Jul 2025241 PMAQI
6th Jul 2025222 PMAQI
6th Jul 2025223 PMAQI
6th Jul 2025244 PMAQI
6th Jul 2025245 PMAQI
6th Jul 2025256 PMAQI
6th Jul 2025247 PMAQI
6th Jul 2025258 PMAQI
6th Jul 2025269 PMAQI
6th Jul 20252610 PMAQI
6th Jul 20252611 PMAQI
7th Jul 20252612 AMAQI
7th Jul 2025261 AMAQI
7th Jul 2025322 AMAQI
7th Jul 2025323 AMAQI
7th Jul 2025314 AMAQI
7th Jul 2025325 AMAQI

24°C21/28°C

7th Jul 2025316 AMAQI
7th Jul 2025327 AMAQI
7th Jul 2025248 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252010 AMAQI
7th Jul 20252111 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025211 PMAQI
7th Jul 2025262 PMAQI
7th Jul 2025213 PMAQI
7th Jul 2025294 PMAQI
7th Jul 2025225 PMAQI
7th Jul 2025226 PMAQI
7th Jul 2025267 PMAQI
7th Jul 2025278 PMAQI
7th Jul 2025289 PMAQI
7th Jul 20252710 PMAQI
7th Jul 20252811 PMAQI
8th Jul 20253212 AMAQI
8th Jul 2025311 AMAQI
8th Jul 2025312 AMAQI
8th Jul 2025323 AMAQI
8th Jul 2025304 AMAQI
8th Jul 2025305 AMAQI

24°C21/27°C

8th Jul 2025316 AMAQI
8th Jul 2025317 AMAQI
8th Jul 2025288 AMAQI
8th Jul 2025329 AMAQI
8th Jul 20253510 AMAQI
8th Jul 20253411 AMAQI
8th Jul 20253512 PMAQI
8th Jul 2025361 PMAQI
8th Jul 2025352 PMAQI
8th Jul 2025293 PMAQI
8th Jul 2025294 PMAQI
8th Jul 2025275 PMAQI
8th Jul 2025286 PMAQI
8th Jul 2025337 PMAQI
8th Jul 2025328 PMAQI
8th Jul 2025329 PMAQI
8th Jul 20253110 PMAQI
8th Jul 20253611 PMAQI
9th Jul 20253712 AMAQI
9th Jul 2025371 AMAQI
9th Jul 2025372 AMAQI
9th Jul 2025373 AMAQI
9th Jul 2025374 AMAQI
9th Jul 2025365 AMAQI

25°C22/29°C

9th Jul 2025336 AMAQI
9th Jul 2025347 AMAQI
9th Jul 2025318 AMAQI
9th Jul 2025309 AMAQI
9th Jul 20253610 AMAQI
9th Jul 20253811 AMAQI
9th Jul 20254112 PMAQI
9th Jul 2025421 PMAQI
9th Jul 2025322 PMAQI
9th Jul 2025333 PMAQI
9th Jul 2025334 PMAQI
9th Jul 2025335 PMAQI
9th Jul 2025316 PMAQI
9th Jul 2025357 PMAQI
9th Jul 2025358 PMAQI
9th Jul 2025369 PMAQI
9th Jul 20253410 PMAQI
9th Jul 20253311 PMAQI
10th Jul 20253412 AMAQI
10th Jul 2025341 AMAQI
10th Jul 2025382 AMAQI
10th Jul 2025373 AMAQI
10th Jul 2025374 AMAQI
10th Jul 2025385 AMAQI

25°C21/29°C

10th Jul 2025376 AMAQI
10th Jul 2025377 AMAQI
10th Jul 2025338 AMAQI
10th Jul 2025279 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20253711 AMAQI
10th Jul 20253612 PMAQI
10th Jul 2025371 PMAQI
10th Jul 2025372 PMAQI
10th Jul 2025373 PMAQI
10th Jul 2025354 PMAQI
10th Jul 2025345 PMAQI
10th Jul 2025296 PMAQI
10th Jul 2025287 PMAQI
10th Jul 2025338 PMAQI
10th Jul 2025329 PMAQI
10th Jul 20253210 PMAQI
10th Jul 20254111 PMAQI
11th Jul 20254312 AMAQI
11th Jul 2025411 AMAQI
11th Jul 2025452 AMAQI
11th Jul 2025473 AMAQI
11th Jul 2025454 AMAQI
11th Jul 2025435 AMAQI

25°C22/28°C

11th Jul 2025436 AMAQI
11th Jul 2025437 AMAQI
11th Jul 2025428 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20253210 AMAQI
11th Jul 20253811 AMAQI
11th Jul 20253812 PMAQI
11th Jul 2025371 PMAQI
11th Jul 2025372 PMAQI
11th Jul 2025463 PMAQI
11th Jul 2025504 PMAQI
11th Jul 2025475 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025508 PMAQI
11th Jul 2025419 PMAQI
11th Jul 20253510 PMAQI
11th Jul 20253611 PMAQI
12th Jul 20253712 AMAQI
12th Jul 2025361 AMAQI
12th Jul 2025452 AMAQI
12th Jul 2025463 AMAQI
12th Jul 2025454 AMAQI
12th Jul 2025455 AMAQI

24°C21/28°C

12th Jul 2025456 AMAQI
12th Jul 2025457 AMAQI
12th Jul 2025308 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20253110 AMAQI
12th Jul 20252911 AMAQI
12th Jul 20253112 PMAQI
12th Jul 2025321 PMAQI
12th Jul 2025292 PMAQI
12th Jul 2025303 PMAQI
12th Jul 2025294 PMAQI
12th Jul 2025305 PMAQI
12th Jul 2025286 PMAQI
12th Jul 2025317 PMAQI
12th Jul 2025358 PMAQI
12th Jul 2025359 PMAQI
12th Jul 20253410 PMAQI
12th Jul 20254511 PMAQI
13th Jul 20255112 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025462 AMAQI
13th Jul 2025433 AMAQI
13th Jul 2025414 AMAQI
13th Jul 2025405 AMAQI

25°C21/30°C

13th Jul 2025416 AMAQI
13th Jul 2025417 AMAQI
13th Jul 2025368 AMAQI
13th Jul 2025359 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20254511 AMAQI
13th Jul 20254912 PMAQI
13th Jul 2025491 PMAQI
13th Jul 2025492 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025474 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025476 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025468 PMAQI
13th Jul 2025459 PMAQI
13th Jul 20254510 PMAQI
13th Jul 20254611 PMAQI
14th Jul 20254512 AMAQI
14th Jul 2025461 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025533 AMAQI
14th Jul 2025504 AMAQI
14th Jul 2025485 AMAQI

25°C21/30°C

14th Jul 2025486 AMAQI
14th Jul 2025477 AMAQI
14th Jul 2025448 AMAQI
14th Jul 2025429 AMAQI
14th Jul 20254410 AMAQI
14th Jul 20254811 AMAQI
14th Jul 20254912 PMAQI
14th Jul 2025491 PMAQI
14th Jul 2025502 PMAQI
14th Jul 2025493 PMAQI
14th Jul 2025514 PMAQI
14th Jul 2025515 PMAQI
14th Jul 2025516 PMAQI
14th Jul 2025497 PMAQI
14th Jul 2025518 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254210 PMAQI
14th Jul 20254011 PMAQI
15th Jul 20254012 AMAQI
15th Jul 2025401 AMAQI
15th Jul 2025452 AMAQI
15th Jul 2025463 AMAQI
15th Jul 2025484 AMAQI
15th Jul 2025485 AMAQI

26°C22/31°C

15th Jul 2025496 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025549 AMAQI
15th Jul 20255110 AMAQI
15th Jul 20255111 AMAQI
15th Jul 20254712 PMAQI
15th Jul 2025411 PMAQI
15th Jul 2025362 PMAQI
15th Jul 2025353 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025375 PMAQI
15th Jul 2025386 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254310 PMAQI
15th Jul 20254511 PMAQI
16th Jul 20254412 AMAQI
16th Jul 2025441 AMAQI
16th Jul 2025472 AMAQI
16th Jul 2025483 AMAQI
16th Jul 2025484 AMAQI
16th Jul 2025475 AMAQI

26°C23/32°C

16th Jul 2025476 AMAQI
16th Jul 2025477 AMAQI
16th Jul 2025348 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20253110 AMAQI
16th Jul 20253911 AMAQI
16th Jul 20253712 PMAQI
16th Jul 2025371 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025373 PMAQI
16th Jul 2025394 PMAQI
16th Jul 2025385 PMAQI
16th Jul 2025396 PMAQI
16th Jul 2025427 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025439 PMAQI
16th Jul 20254310 PMAQI
16th Jul 20254811 PMAQI
17th Jul 20254512 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025473 AMAQI
17th Jul 2025474 AMAQI
17th Jul 2025475 AMAQI

26°C22/32°C

17th Jul 2025466 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025439 AMAQI
17th Jul 20254110 AMAQI
17th Jul 20253611 AMAQI
17th Jul 20253712 PMAQI
17th Jul 2025431 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025293 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025335 PMAQI
17th Jul 2025296 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025388 PMAQI
17th Jul 2025389 PMAQI
17th Jul 20253810 PMAQI
17th Jul 20253711 PMAQI
18th Jul 20253912 AMAQI
18th Jul 2025401 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025473 AMAQI
18th Jul 2025464 AMAQI
18th Jul 2025465 AMAQI

26°C22/32°C

18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025348 AMAQI
18th Jul 2025319 AMAQI
18th Jul 20253710 AMAQI
18th Jul 20253111 AMAQI
18th Jul 20253812 PMAQI
18th Jul 2025411 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025443 PMAQI
18th Jul 2025434 PMAQI
18th Jul 2025405 PMAQI
18th Jul 2025406 PMAQI
18th Jul 2025457 PMAQI
18th Jul 2025498 PMAQI
18th Jul 2025449 PMAQI
18th Jul 20253710 PMAQI
18th Jul 20253911 PMAQI
19th Jul 20254012 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025453 AMAQI
19th Jul 2025454 AMAQI
19th Jul 2025455 AMAQI

27°C23/31°C

19th Jul 2025456 AMAQI
19th Jul 2025457 AMAQI
19th Jul 2025308 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20253410 AMAQI
19th Jul 20253311 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025252 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025264 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025236 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025358 PMAQI
19th Jul 2025359 PMAQI
19th Jul 20253510 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025441 AMAQI
20th Jul 2025472 AMAQI
20th Jul 2025453 AMAQI
20th Jul 2025444 AMAQI
20th Jul 2025445 AMAQI

23°C20/25°C

20th Jul 2025436 AMAQI
20th Jul 2025437 AMAQI
20th Jul 2025318 AMAQI
20th Jul 2025199 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025212 PMAQI
20th Jul 2025233 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025317 PMAQI
20th Jul 2025338 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253510 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025404 AMAQI
21st Jul 2025405 AMAQI

22°C20/24°C

21st Jul 2025406 AMAQI
21st Jul 2025407 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025169 AMAQI
21st Jul 20251810 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252112 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025192 PMAQI
21st Jul 2025183 PMAQI
21st Jul 2025194 PMAQI
21st Jul 2025215 PMAQI
21st Jul 2025186 PMAQI
21st Jul 2025267 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025339 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025351 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025403 AMAQI
22nd Jul 2025384 AMAQI
22nd Jul 2025385 AMAQI

22°C20/23°C

22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025248 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20252510 AMAQI
22nd Jul 20252111 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025211 PMAQI
22nd Jul 2025182 PMAQI
22nd Jul 2025213 PMAQI
22nd Jul 2025214 PMAQI
22nd Jul 2025195 PMAQI
22nd Jul 2025186 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025308 PMAQI
22nd Jul 2025319 PMAQI
22nd Jul 20253210 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025361 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025373 AMAQI
23rd Jul 2025354 AMAQI
23rd Jul 2025365 AMAQI

23°C20/24°C

23rd Jul 2025356 AMAQI
23rd Jul 2025357 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025209 AMAQI
23rd Jul 20252010 AMAQI
23rd Jul 20252111 AMAQI
23rd Jul 20252012 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025192 PMAQI
23rd Jul 2025193 PMAQI
23rd Jul 2025184 PMAQI
23rd Jul 2025205 PMAQI
23rd Jul 2025206 PMAQI
23rd Jul 2025247 PMAQI
23rd Jul 2025298 PMAQI
23rd Jul 2025319 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025271 AMAQI
24th Jul 2025282 AMAQI
24th Jul 2025303 AMAQI
24th Jul 2025374 AMAQI
24th Jul 2025395 AMAQI

23°C20/28°C

24th Jul 2025396 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025359 AMAQI
24th Jul 20251910 AMAQI
24th Jul 20252011 AMAQI
24th Jul 20252112 PMAQI
24th Jul 2025201 PMAQI
24th Jul 2025242 PMAQI
24th Jul 2025293 PMAQI
24th Jul 2025204 PMAQI
24th Jul 2025195 PMAQI
24th Jul 2025196 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252712 AMAQI
25th Jul 2025271 AMAQI
25th Jul 2025302 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025344 AMAQI
25th Jul 2025345 AMAQI

24°C20/28°C

25th Jul 2025346 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025258 AMAQI
25th Jul 2025219 AMAQI
25th Jul 20252310 AMAQI
25th Jul 20252311 AMAQI
25th Jul 20252512 PMAQI
25th Jul 2025221 PMAQI
25th Jul 2025222 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025214 PMAQI
25th Jul 2025335 PMAQI
25th Jul 2025456 PMAQI
25th Jul 2025417 PMAQI
25th Jul 2025438 PMAQI
25th Jul 2025429 PMAQI
25th Jul 20254410 PMAQI
25th Jul 20254211 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025383 AMAQI
26th Jul 2025404 AMAQI
26th Jul 2025415 AMAQI

23°C20/28°C

26th Jul 2025406 AMAQI
26th Jul 2025387 AMAQI
26th Jul 2025258 AMAQI
26th Jul 2025229 AMAQI
26th Jul 20252010 AMAQI
26th Jul 20252011 AMAQI
26th Jul 20252012 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025223 PMAQI
26th Jul 2025214 PMAQI
26th Jul 2025215 PMAQI
26th Jul 2025216 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025288 PMAQI
26th Jul 2025299 PMAQI
26th Jul 20252910 PMAQI
26th Jul 20253011 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025331 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025393 AMAQI
27th Jul 2025364 AMAQI
27th Jul 2025365 AMAQI

25°C21/32°C

27th Jul 2025366 AMAQI
27th Jul 2025367 AMAQI
27th Jul 2025338 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20252510 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20252512 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025223 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025235 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025278 PMAQI
27th Jul 2025319 PMAQI
27th Jul 20253210 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025331 AMAQI
28th Jul 2025372 AMAQI
28th Jul 2025363 AMAQI
28th Jul 2025364 AMAQI
28th Jul 2025355 AMAQI

24°C21/30°C

28th Jul 2025356 AMAQI
28th Jul 2025357 AMAQI
28th Jul 2025228 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20252010 AMAQI
28th Jul 20252111 AMAQI
28th Jul 20252112 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025172 PMAQI
28th Jul 2025243 PMAQI
28th Jul 2025254 PMAQI
28th Jul 2025185 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025237 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252910 PMAQI
28th Jul 20252911 PMAQI
29th Jul 20252912 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025353 AMAQI
29th Jul 2025344 AMAQI
29th Jul 2025335 AMAQI

23°C20/26°C

29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025238 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20251910 AMAQI
29th Jul 20252311 AMAQI
29th Jul 20252112 PMAQI
29th Jul 2025201 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025203 PMAQI
29th Jul 2025204 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252910 PMAQI
29th Jul 20252911 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025302 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025304 AMAQI
30th Jul 2025355 AMAQI

25°C21/28°C

30th Jul 2025356 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025348 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20253910 AMAQI
30th Jul 20253511 AMAQI
30th Jul 20253512 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025512 PMAQI
30th Jul 2025433 PMAQI
30th Jul 2025324 PMAQI
30th Jul 2025325 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025337 PMAQI
30th Jul 2025298 PMAQI
30th Jul 2025269 PMAQI
30th Jul 20252610 PMAQI
30th Jul 20252511 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025401 AMAQI
31st Jul 2025432 AMAQI
31st Jul 2025403 AMAQI
31st Jul 2025404 AMAQI
31st Jul 2025405 AMAQI

24°C20/27°C

31st Jul 2025406 AMAQI
31st Jul 2025407 AMAQI
31st Jul 2025408 AMAQI
31st Jul 2025409 AMAQI
31st Jul 20254810 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20252812 PMAQI
31st Jul 2025281 PMAQI
31st Jul 2025272 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025254 PMAQI
31st Jul 2025265 PMAQI
31st Jul 2025486 PMAQI
31st Jul 2025557 PMAQI
31st Jul 2025558 PMAQI
31st Jul 2025569 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255711 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025571 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025554 AMAQI
1st Aug 2025555 AMAQI

25°C21/28°C

1st Aug 2025556 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025518 AMAQI
1st Aug 2025539 AMAQI
1st Aug 20255210 AMAQI
1st Aug 20255511 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025552 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025536 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025568 PMAQI
1st Aug 2025579 PMAQI
1st Aug 20255610 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025563 AMAQI
2nd Aug 2025564 AMAQI
2nd Aug 2025565 AMAQI

25°C21/28°C

2nd Aug 2025566 AMAQI
6 AM
2nd Aug 2025567 AMAQI
2nd Aug 2025518 AMAQI
2nd Aug 2025509 AMAQI
2nd Aug 20254810 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255412 PMAQI
12 PM
2nd Aug 2025541 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025577 PMAQI
7 PM
2nd Aug 2025588 PMAQI
2nd Aug 2025599 PMAQI
2nd Aug 20256010 PMAQI
2nd Aug 20256011 PMAQI
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 7 AM

39AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM - 6 PM

31AQI

10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 39), while the lowest AQI was between 9 AM to 6 PM (Avg. 31).
Night time
Avg. Highest Time
2 AM - 5 AM

40AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM - 10 PM

36AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 5 AM (Avg. 40), while the lowest AQI was between 8 PM to 10 PM (Avg. 36).

2025 Days Vs Air Quality

Chongshan, Hainan, China

2025

46%

97

53%

112

2%

4

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
97 Days
Moderate
112 Days
Poor
4 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 46%

Health Risk Level:

Significant

In 2025, 46% of 214 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Chongshan, 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
97AQI
2nd January 2025
83AQI
3rd January 2025
92AQI
4th January 2025
97AQI
5th January 2025
110AQI
6th January 2025
92AQI
7th January 2025
91AQI
8th January 2025
102AQI
9th January 2025
96AQI
10th January 2025
113AQI
11th January 2025
92AQI
12th January 2025
91AQI
13th January 2025
80AQI
14th January 2025
77AQI
15th January 2025
64AQI
16th January 2025
90AQI
17th January 2025
93AQI
18th January 2025
88AQI
19th January 2025
99AQI
20th January 2025
91AQI
21st January 2025
89AQI
22nd January 2025
91AQI
23rd January 2025
77AQI
24th January 2025
64AQI
25th January 2025
62AQI
26th January 2025
55AQI
27th January 2025
65AQI
28th January 2025
67AQI
29th January 2025
78AQI
30th January 2025
63AQI
31st January 2025
67AQI
1st February 2025
51AQI
2nd February 2025
54AQI
3rd February 2025
48AQI
4th February 2025
43AQI
5th February 2025
49AQI
6th February 2025
59AQI
7th February 2025
64AQI
8th February 2025
51AQI
9th February 2025
60AQI
10th February 2025
57AQI
11th February 2025
51AQI
12th February 2025
44AQI
13th February 2025
50AQI
14th February 2025
46AQI
15th February 2025
66AQI
16th February 2025
48AQI
17th February 2025
63AQI
18th February 2025
69AQI
19th February 2025
71AQI
20th February 2025
62AQI
21st February 2025
57AQI
22nd February 2025
41AQI
23rd February 2025
39AQI
24th February 2025
35AQI
25th February 2025
36AQI
26th February 2025
41AQI
27th February 2025
55AQI
28th February 2025
52AQI
1st March 2025
55AQI
2nd March 2025
57AQI
3rd March 2025
65AQI
4th March 2025
51AQI
5th March 2025
54AQI
6th March 2025
40AQI
7th March 2025
46AQI
8th March 2025
32AQI
9th March 2025
57AQI
10th March 2025
52AQI
11th March 2025
54AQI
12th March 2025
47AQI
13th March 2025
42AQI
14th March 2025
41AQI
15th March 2025
57AQI
16th March 2025
50AQI
17th March 2025
67AQI
18th March 2025
64AQI
19th March 2025
74AQI
20th March 2025
70AQI
21st March 2025
79AQI
22nd March 2025
84AQI
23rd March 2025
87AQI
24th March 2025
83AQI
25th March 2025
90AQI
26th March 2025
76AQI
27th March 2025
93AQI
28th March 2025
75AQI
29th March 2025
73AQI
30th March 2025
47AQI
31st March 2025
41AQI
1st April 2025
47AQI
2nd April 2025
61AQI
3rd April 2025
62AQI
4th April 2025
62AQI
5th April 2025
65AQI
6th April 2025
58AQI
7th April 2025
55AQI
8th April 2025
55AQI
9th April 2025
75AQI
10th April 2025
82AQI
11th April 2025
76AQI
12th April 2025
69AQI
13th April 2025
93AQI
14th April 2025
98AQI
15th April 2025
105AQI
16th April 2025
100AQI
17th April 2025
97AQI
18th April 2025
78AQI
19th April 2025
64AQI
20th April 2025
67AQI
21st April 2025
62AQI
22nd April 2025
68AQI
23rd April 2025
57AQI
24th April 2025
62AQI
25th April 2025
65AQI
26th April 2025
62AQI
27th April 2025
62AQI
28th April 2025
58AQI
29th April 2025
49AQI
30th April 2025
55AQI
1st May 2025
58AQI
2nd May 2025
65AQI
3rd May 2025
66AQI
4th May 2025
71AQI
5th May 2025
58AQI
6th May 2025
70AQI
7th May 2025
70AQI
8th May 2025
68AQI
9th May 2025
66AQI
10th May 2025
56AQI
11th May 2025
62AQI
12th May 2025
63AQI
13th May 2025
66AQI
14th May 2025
56AQI
15th May 2025
42AQI
16th May 2025
38AQI
17th May 2025
42AQI
18th May 2025
44AQI
19th May 2025
43AQI
20th May 2025
45AQI
21st May 2025
48AQI
22nd May 2025
39AQI
23rd May 2025
39AQI
24th May 2025
37AQI
25th May 2025
41AQI
26th May 2025
54AQI
27th May 2025
46AQI
28th May 2025
40AQI
29th May 2025
36AQI
30th May 2025
41AQI
31st May 2025
38AQI
1st June 2025
41AQI
2nd June 2025
41AQI
3rd June 2025
46AQI
4th June 2025
52AQI
5th June 2025
46AQI
6th June 2025
48AQI
7th June 2025
49AQI
8th June 2025
50AQI
9th June 2025
57AQI
10th June 2025
57AQI
11th June 2025
45AQI
12th June 2025
36AQI
13th June 2025
43AQI
14th June 2025
37AQI
15th June 2025
37AQI
16th June 2025
42AQI
17th June 2025
43AQI
18th June 2025
38AQI
19th June 2025
36AQI
20th June 2025
35AQI
21st June 2025
37AQI
22nd June 2025
44AQI
23rd June 2025
33AQI
24th June 2025
33AQI
25th June 2025
29AQI
26th June 2025
29AQI
27th June 2025
29AQI
28th June 2025
27AQI
29th June 2025
27AQI
30th June 2025
26AQI
1st July 2025
33AQI
2nd July 2025
27AQI
3rd July 2025
26AQI
4th July 2025
26AQI
5th July 2025
29AQI
6th July 2025
27AQI
7th July 2025
26AQI
8th July 2025
32AQI
9th July 2025
35AQI
10th July 2025
35AQI
11th July 2025
42AQI
12th July 2025
36AQI
13th July 2025
45AQI
14th July 2025
48AQI
15th July 2025
44AQI
16th July 2025
42AQI
17th July 2025
41AQI
18th July 2025
41AQI
19th July 2025
35AQI
20th July 2025
33AQI
21st July 2025
30AQI
22nd July 2025
29AQI
23rd July 2025
28AQI
24th July 2025
27AQI
25th July 2025
32AQI
26th July 2025
29AQI
27th July 2025
30AQI
28th July 2025
27AQI
29th July 2025
27AQI
30th July 2025
33AQI
31st July 2025
42AQI
1st August 2025
55AQI

84AQI

52AQI

61AQI

69AQI

52AQI

40AQI

33AQI

55AQI

No. of days

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

202556AQI

28
3
12
16
9
22
2
27
1
16
15
27
3
31
1
97
112
4

Highest AQI recorded in

January

84AQI

Lowest AQI recorded in

July

33AQI

202444AQI

20
1
12
5
11
11
5
13
17
6
30
31
31
28
1
20
9
2
20
10
28
3
225
84
5

Highest AQI recorded in

December

80AQI

Lowest AQI recorded in

July

29AQI

202338AQI

3
8
1
3
9
1
2
1
1
1
5
2
9
4
1
3
28
3
59
25
1

Highest AQI recorded in

March

65AQI

Lowest AQI recorded in

September

17AQI

202240AQI

22
7
19
2
17
14
14
16
30
1
30
20
1
4
3
7
14
11
20
3
7
6
200
68

Highest AQI recorded in

September

54AQI

Lowest AQI recorded in

August

25AQI

202143AQI

2
26
3
11
17
16
15
23
7
29
2
24
6
31
30
1
29
1
27
4
14
16
11
19
1
247
114
4

Highest AQI recorded in

January

72AQI

Lowest AQI recorded in

September

26AQI

202039AQI

8
2
7
6
13
3
28
31
29
2
29
1
21
10
15
13
2
11
20
192
57
2

Highest AQI recorded in

December

60AQI

Lowest AQI recorded in

September

26AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
56AQI
Least Polluted Year Recorded
2023(Avg.)
38AQI

Chongshan's annual 2025 AQI (56) shows an average percentage change of 38.6% (worsened AQI) compared to previous years: 2020 (39), 2021 (43), 2022 (40), 2023 (38), 2024 (44).