Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Changjiang Bawangling, Basuo, 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

Changjiang Bawangling, Basuo, Hainan, China

2021
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Aug 2021
87AQI
Lowest AQI recorded on
13th Aug 2021
15AQI

Same Day Analysis (18th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 36 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 18th Aug - 19th Aug 2025

Changjiang Bawangling, Basuo, Hainan, China

AQI
Day
Night
.

6 AM18th Aug 2025

7 PM

5 AM19th Aug 2025

Day time
Avg. Highest Time
7AM18th Aug

45AQI

Avg. Lowest Time
4PM18th Aug

24AQI

Night time
Avg. Highest Time
1AM19th Aug

46AQI

Avg. Lowest Time
9PM18th Aug

32AQI

In the last 24 hours,

Changjiang Bawangling's AQI reached its highest point of 46 at 1 AM during the Night, while the lowest point, 24, was recorded at 4 PM during the Day between 18th Aug and 19th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Changjiang Bawangling, Basuo, Hainan, China

JulAug
20th - 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 - 18th18th - 19th19th
Day
Night
20th Jul 2025466 AMAQI
20th Jul 2025457 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025189 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025233 PMAQI
20th Jul 2025234 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025307 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20254211 PMAQI
21st Jul 20253812 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025452 AMAQI
21st Jul 2025443 AMAQI
21st Jul 2025424 AMAQI
21st Jul 2025445 AMAQI

25°C24/25°C

21st Jul 2025446 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025268 AMAQI
21st Jul 2025219 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025202 PMAQI
21st Jul 2025183 PMAQI
21st Jul 2025194 PMAQI
21st Jul 2025205 PMAQI
21st Jul 2025186 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025379 PMAQI
21st Jul 20253610 PMAQI
21st Jul 20253711 PMAQI
22nd Jul 20253712 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025432 AMAQI
22nd Jul 2025423 AMAQI
22nd Jul 2025414 AMAQI
22nd Jul 2025395 AMAQI

25°C24/25°C

22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025248 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20253110 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025211 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025233 PMAQI
22nd Jul 2025234 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025267 PMAQI
22nd Jul 2025318 PMAQI
22nd Jul 2025349 PMAQI
22nd Jul 20253410 PMAQI
22nd Jul 20253311 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025361 AMAQI
23rd Jul 2025412 AMAQI
23rd Jul 2025403 AMAQI
23rd Jul 2025384 AMAQI
23rd Jul 2025375 AMAQI

26°C24/29°C

23rd Jul 2025366 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025318 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20252110 AMAQI
23rd Jul 20251811 AMAQI
23rd Jul 20251912 PMAQI
23rd Jul 2025221 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025203 PMAQI
23rd Jul 2025204 PMAQI
23rd Jul 2025215 PMAQI
23rd Jul 2025216 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20252610 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252612 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025282 AMAQI
24th Jul 2025283 AMAQI
24th Jul 2025384 AMAQI
24th Jul 2025405 AMAQI

27°C24/30°C

24th Jul 2025406 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025329 AMAQI
24th Jul 20251810 AMAQI
24th Jul 20251911 AMAQI
24th Jul 20252012 PMAQI
24th Jul 2025171 PMAQI
24th Jul 2025212 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025204 PMAQI
24th Jul 2025215 PMAQI
24th Jul 2025236 PMAQI
24th Jul 2025257 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025261 AMAQI
25th Jul 2025292 AMAQI
25th Jul 2025333 AMAQI
25th Jul 2025344 AMAQI
25th Jul 2025345 AMAQI

26°C24/30°C

25th Jul 2025356 AMAQI
25th Jul 2025347 AMAQI
25th Jul 2025308 AMAQI
25th Jul 2025259 AMAQI
25th Jul 20252410 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252712 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025243 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025305 PMAQI
25th Jul 2025366 PMAQI
25th Jul 2025407 PMAQI
25th Jul 2025428 PMAQI
25th Jul 2025439 PMAQI
25th Jul 20254510 PMAQI
25th Jul 20254211 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025382 AMAQI
26th Jul 2025423 AMAQI
26th Jul 2025434 AMAQI
26th Jul 2025465 AMAQI

26°C24/30°C

26th Jul 2025446 AMAQI
26th Jul 2025437 AMAQI
26th Jul 2025298 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252410 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252012 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025304 PMAQI
26th Jul 2025275 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025309 PMAQI
26th Jul 20253010 PMAQI
26th Jul 20253111 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025351 AMAQI
27th Jul 2025442 AMAQI
27th Jul 2025423 AMAQI
27th Jul 2025404 AMAQI
27th Jul 2025405 AMAQI

27°C24/31°C

27th Jul 2025426 AMAQI
27th Jul 2025417 AMAQI
27th Jul 2025348 AMAQI
27th Jul 2025339 AMAQI
27th Jul 20252910 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025251 PMAQI
27th Jul 2025212 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025245 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025257 PMAQI
27th Jul 2025258 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253011 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025412 AMAQI
28th Jul 2025403 AMAQI
28th Jul 2025384 AMAQI
28th Jul 2025405 AMAQI

27°C24/31°C

28th Jul 2025386 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025258 AMAQI
28th Jul 2025219 AMAQI
28th Jul 20252210 AMAQI
28th Jul 20252311 AMAQI
28th Jul 20252012 PMAQI
28th Jul 2025191 PMAQI
28th Jul 2025162 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025274 PMAQI
28th Jul 2025235 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025237 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025279 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025311 AMAQI
29th Jul 2025392 AMAQI
29th Jul 2025373 AMAQI
29th Jul 2025354 AMAQI
29th Jul 2025335 AMAQI

27°C24/30°C

29th Jul 2025336 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025238 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20252210 AMAQI
29th Jul 20252611 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025234 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025236 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025258 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252810 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252712 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025303 AMAQI
30th Jul 2025304 AMAQI
30th Jul 2025365 AMAQI

28°C25/32°C

30th Jul 2025396 AMAQI
30th Jul 2025407 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025379 AMAQI
30th Jul 20254010 AMAQI
30th Jul 20252911 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025381 PMAQI
30th Jul 2025532 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025404 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025356 PMAQI
30th Jul 2025317 PMAQI
30th Jul 2025248 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252510 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025381 AMAQI
31st Jul 2025442 AMAQI
31st Jul 2025423 AMAQI
31st Jul 2025434 AMAQI
31st Jul 2025435 AMAQI

28°C26/30°C

31st Jul 2025436 AMAQI
31st Jul 2025437 AMAQI
31st Jul 2025438 AMAQI
31st Jul 2025439 AMAQI
31st Jul 20255010 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20253112 PMAQI
31st Jul 2025291 PMAQI
31st Jul 2025292 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025476 PMAQI
31st Jul 2025497 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025559 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255511 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025552 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI
1st Aug 2025555 AMAQI

28°C26/31°C

1st Aug 2025546 AMAQI
1st Aug 2025547 AMAQI
1st Aug 2025548 AMAQI
1st Aug 2025589 AMAQI
1st Aug 20254910 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025521 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025513 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025466 PMAQI
1st Aug 2025537 PMAQI
1st Aug 2025538 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255310 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
2nd Aug 2025555 AMAQI

28°C26/30°C

2nd Aug 2025556 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025449 AMAQI
2nd Aug 20254210 AMAQI
2nd Aug 20255011 AMAQI
2nd Aug 20255112 PMAQI
2nd Aug 2025501 PMAQI
2nd Aug 2025532 PMAQI
2nd Aug 2025553 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025578 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20255711 PMAQI
3rd Aug 20255612 AMAQI
3rd Aug 2025571 AMAQI
3rd Aug 2025572 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025555 AMAQI

29°C26/32°C

3rd Aug 2025556 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025578 AMAQI
3rd Aug 2025579 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255811 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025482 PMAQI
3rd Aug 2025473 PMAQI
3rd Aug 2025484 PMAQI
3rd Aug 2025505 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255810 PMAQI
3rd Aug 20255611 PMAQI
4th Aug 20255712 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025554 AMAQI
4th Aug 2025555 AMAQI

29°C27/32°C

4th Aug 2025576 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025548 AMAQI
4th Aug 2025579 AMAQI
4th Aug 20255610 AMAQI
4th Aug 20255711 AMAQI
4th Aug 20255212 PMAQI
4th Aug 2025621 PMAQI
4th Aug 2025582 PMAQI
4th Aug 2025493 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025475 PMAQI
4th Aug 2025456 PMAQI
4th Aug 2025517 PMAQI
4th Aug 2025558 PMAQI
4th Aug 2025569 PMAQI
4th Aug 20255710 PMAQI
4th Aug 20255611 PMAQI
5th Aug 20255612 AMAQI
5th Aug 2025561 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025563 AMAQI
5th Aug 2025564 AMAQI
5th Aug 2025555 AMAQI

29°C27/31°C

5th Aug 2025556 AMAQI
5th Aug 2025557 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025529 AMAQI
5th Aug 20255210 AMAQI
5th Aug 20255111 AMAQI
5th Aug 20255312 PMAQI
5th Aug 2025531 PMAQI
5th Aug 2025442 PMAQI
5th Aug 2025513 PMAQI
5th Aug 2025514 PMAQI
5th Aug 2025445 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025517 PMAQI
5th Aug 2025538 PMAQI
5th Aug 2025559 PMAQI
5th Aug 20255410 PMAQI
5th Aug 20255611 PMAQI
6th Aug 20255612 AMAQI
6th Aug 2025561 AMAQI
6th Aug 2025562 AMAQI
6th Aug 2025563 AMAQI
6th Aug 2025564 AMAQI
6th Aug 2025565 AMAQI

29°C26/33°C

6th Aug 2025566 AMAQI
6th Aug 2025567 AMAQI
6th Aug 2025438 AMAQI
6th Aug 2025429 AMAQI
6th Aug 20254710 AMAQI
6th Aug 20255311 AMAQI
6th Aug 20254412 PMAQI
6th Aug 2025371 PMAQI
6th Aug 2025362 PMAQI
6th Aug 2025323 PMAQI
6th Aug 2025354 PMAQI
6th Aug 2025385 PMAQI
6th Aug 2025346 PMAQI
6th Aug 2025487 PMAQI
6th Aug 2025508 PMAQI
6th Aug 2025509 PMAQI
6th Aug 20255210 PMAQI
6th Aug 20255311 PMAQI
7th Aug 20255412 AMAQI
7th Aug 2025551 AMAQI
7th Aug 2025562 AMAQI
7th Aug 2025553 AMAQI
7th Aug 2025554 AMAQI
7th Aug 2025555 AMAQI

29°C26/33°C

7th Aug 2025556 AMAQI
7th Aug 2025557 AMAQI
7th Aug 2025378 AMAQI
7th Aug 2025429 AMAQI
7th Aug 20253710 AMAQI
7th Aug 20253611 AMAQI
7th Aug 20254912 PMAQI
7th Aug 2025381 PMAQI
7th Aug 2025402 PMAQI
7th Aug 2025383 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025355 PMAQI
7th Aug 2025456 PMAQI
7th Aug 2025487 PMAQI
7th Aug 2025528 PMAQI
7th Aug 2025549 PMAQI
7th Aug 20255310 PMAQI
7th Aug 20255311 PMAQI
8th Aug 20255112 AMAQI
8th Aug 2025531 AMAQI
8th Aug 2025542 AMAQI
8th Aug 2025543 AMAQI
8th Aug 2025534 AMAQI
8th Aug 2025535 AMAQI

29°C26/33°C

8th Aug 2025536 AMAQI
8th Aug 2025537 AMAQI
8th Aug 2025438 AMAQI
8th Aug 2025389 AMAQI
8th Aug 20254410 AMAQI
8th Aug 20253811 AMAQI
8th Aug 20253712 PMAQI
8th Aug 2025361 PMAQI
8th Aug 2025302 PMAQI
8th Aug 2025243 PMAQI
8th Aug 2025244 PMAQI
8th Aug 2025355 PMAQI
8th Aug 2025326 PMAQI
8th Aug 2025387 PMAQI
8th Aug 2025408 PMAQI
8th Aug 2025499 PMAQI
8th Aug 20255210 PMAQI
8th Aug 20255211 PMAQI
9th Aug 20254812 AMAQI
9th Aug 2025481 AMAQI
9th Aug 2025522 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025514 AMAQI
9th Aug 2025525 AMAQI

29°C25/34°C

9th Aug 2025526 AMAQI
9th Aug 2025517 AMAQI
9th Aug 2025328 AMAQI
9th Aug 2025399 AMAQI
9th Aug 20253910 AMAQI
9th Aug 20253211 AMAQI
9th Aug 20253312 PMAQI
9th Aug 2025301 PMAQI
9th Aug 2025282 PMAQI
9th Aug 2025243 PMAQI
9th Aug 2025214 PMAQI
9th Aug 2025245 PMAQI
9th Aug 2025256 PMAQI
9th Aug 2025317 PMAQI
9th Aug 2025378 PMAQI
9th Aug 2025449 PMAQI
9th Aug 20254710 PMAQI
9th Aug 20254511 PMAQI
10th Aug 20254012 AMAQI
10th Aug 2025441 AMAQI
10th Aug 2025522 AMAQI
10th Aug 2025503 AMAQI
10th Aug 2025464 AMAQI
10th Aug 2025465 AMAQI

29°C25/34°C

10th Aug 2025466 AMAQI
10th Aug 2025467 AMAQI
10th Aug 2025448 AMAQI
10th Aug 2025609 AMAQI
10th Aug 20254910 AMAQI
10th Aug 20253311 AMAQI
10th Aug 20253012 PMAQI
10th Aug 2025241 PMAQI
10th Aug 2025232 PMAQI
10th Aug 2025223 PMAQI
10th Aug 2025224 PMAQI
10th Aug 2025225 PMAQI
10th Aug 2025226 PMAQI
10th Aug 2025407 PMAQI
10th Aug 2025548 PMAQI
10th Aug 2025569 PMAQI
10th Aug 20255310 PMAQI
10th Aug 20255011 PMAQI
11th Aug 20254612 AMAQI
11th Aug 2025481 AMAQI
11th Aug 2025512 AMAQI
11th Aug 2025483 AMAQI
11th Aug 2025474 AMAQI
11th Aug 2025485 AMAQI

29°C25/33°C

11th Aug 2025496 AMAQI
11th Aug 2025457 AMAQI
11th Aug 2025318 AMAQI
11th Aug 2025299 AMAQI
11th Aug 20252710 AMAQI
11th Aug 20252411 AMAQI
11th Aug 20252312 PMAQI
11th Aug 2025241 PMAQI
11th Aug 2025322 PMAQI
11th Aug 2025303 PMAQI
11th Aug 2025314 PMAQI
11th Aug 2025375 PMAQI
11th Aug 2025296 PMAQI
11th Aug 2025407 PMAQI
11th Aug 2025418 PMAQI
11th Aug 2025439 PMAQI
11th Aug 20254610 PMAQI
11th Aug 20254711 PMAQI
12th Aug 20254812 AMAQI
12th Aug 2025461 AMAQI
12th Aug 2025482 AMAQI
12th Aug 2025483 AMAQI
12th Aug 2025504 AMAQI
12th Aug 2025505 AMAQI

28°C25/32°C

12th Aug 2025496 AMAQI
12th Aug 2025487 AMAQI
12th Aug 2025328 AMAQI
12th Aug 2025409 AMAQI
12th Aug 20254410 AMAQI
12th Aug 20253611 AMAQI
12th Aug 20253012 PMAQI
12th Aug 2025361 PMAQI
12th Aug 2025312 PMAQI
12th Aug 2025323 PMAQI
12th Aug 2025384 PMAQI
12th Aug 2025385 PMAQI
12th Aug 2025426 PMAQI
12th Aug 2025477 PMAQI
12th Aug 2025478 PMAQI
12th Aug 2025489 PMAQI
12th Aug 20255110 PMAQI
12th Aug 20254411 PMAQI
13th Aug 20254512 AMAQI
13th Aug 2025481 AMAQI
13th Aug 2025492 AMAQI
13th Aug 2025483 AMAQI
13th Aug 2025494 AMAQI
13th Aug 2025495 AMAQI

28°C25/31°C

13th Aug 2025506 AMAQI
13th Aug 2025507 AMAQI
13th Aug 2025508 AMAQI
13th Aug 2025379 AMAQI
13th Aug 20253610 AMAQI
13th Aug 20253011 AMAQI
13th Aug 20253612 PMAQI
13th Aug 2025411 PMAQI
13th Aug 2025312 PMAQI
13th Aug 2025323 PMAQI
13th Aug 2025304 PMAQI
13th Aug 2025325 PMAQI
13th Aug 2025316 PMAQI
13th Aug 2025347 PMAQI
13th Aug 2025438 PMAQI
13th Aug 2025459 PMAQI
13th Aug 20254510 PMAQI
13th Aug 20254611 PMAQI
14th Aug 20254212 AMAQI
14th Aug 2025401 AMAQI
14th Aug 2025412 AMAQI
14th Aug 2025483 AMAQI
14th Aug 2025484 AMAQI
14th Aug 2025465 AMAQI

28°C25/32°C

14th Aug 2025486 AMAQI
14th Aug 2025487 AMAQI
14th Aug 2025338 AMAQI
14th Aug 2025379 AMAQI
14th Aug 20253810 AMAQI
14th Aug 20253411 AMAQI
14th Aug 20253212 PMAQI
14th Aug 2025261 PMAQI
14th Aug 2025352 PMAQI
14th Aug 2025373 PMAQI
14th Aug 2025384 PMAQI
14th Aug 2025365 PMAQI
14th Aug 2025376 PMAQI
14th Aug 2025387 PMAQI
14th Aug 2025348 PMAQI
14th Aug 2025439 PMAQI
14th Aug 20255010 PMAQI
14th Aug 20255011 PMAQI
15th Aug 20254212 AMAQI
15th Aug 2025521 AMAQI
15th Aug 2025512 AMAQI
15th Aug 2025493 AMAQI
15th Aug 2025444 AMAQI
15th Aug 2025435 AMAQI

28°C25/32°C

15th Aug 2025466 AMAQI
15th Aug 2025447 AMAQI
15th Aug 2025268 AMAQI
15th Aug 2025309 AMAQI
15th Aug 20252710 AMAQI
15th Aug 20252511 AMAQI
15th Aug 20253312 PMAQI
15th Aug 2025281 PMAQI
15th Aug 2025242 PMAQI
15th Aug 2025233 PMAQI
15th Aug 2025294 PMAQI
15th Aug 2025335 PMAQI
15th Aug 2025326 PMAQI
15th Aug 2025387 PMAQI
15th Aug 2025428 PMAQI
15th Aug 2025509 PMAQI
15th Aug 20254210 PMAQI
15th Aug 20254311 PMAQI
16th Aug 20254312 AMAQI
16th Aug 2025441 AMAQI
16th Aug 2025512 AMAQI
16th Aug 2025493 AMAQI
16th Aug 2025464 AMAQI
16th Aug 2025465 AMAQI

27°C24/29°C

16th Aug 2025456 AMAQI
16th Aug 2025437 AMAQI
16th Aug 2025278 AMAQI
16th Aug 2025309 AMAQI
16th Aug 20252510 AMAQI
16th Aug 20253411 AMAQI
16th Aug 20253612 PMAQI
16th Aug 2025271 PMAQI
16th Aug 2025212 PMAQI
16th Aug 2025223 PMAQI
16th Aug 2025264 PMAQI
16th Aug 2025265 PMAQI
16th Aug 2025276 PMAQI
16th Aug 2025387 PMAQI
16th Aug 2025448 PMAQI
16th Aug 2025429 PMAQI
16th Aug 20254110 PMAQI
16th Aug 20254511 PMAQI
17th Aug 20255012 AMAQI
17th Aug 2025421 AMAQI
17th Aug 2025482 AMAQI
17th Aug 2025423 AMAQI
17th Aug 2025404 AMAQI
17th Aug 2025435 AMAQI

26°C24/30°C

17th Aug 2025446 AMAQI
17th Aug 2025427 AMAQI
17th Aug 2025348 AMAQI
17th Aug 2025209 AMAQI
17th Aug 20252510 AMAQI
17th Aug 20251811 AMAQI
17th Aug 20252212 PMAQI
17th Aug 2025341 PMAQI
17th Aug 2025252 PMAQI
17th Aug 2025243 PMAQI
17th Aug 2025264 PMAQI
17th Aug 2025255 PMAQI
17th Aug 2025286 PMAQI
17th Aug 2025387 PMAQI
17th Aug 2025348 PMAQI
17th Aug 2025369 PMAQI
17th Aug 20254310 PMAQI
17th Aug 20254111 PMAQI
18th Aug 20253812 AMAQI
18th Aug 2025401 AMAQI
18th Aug 2025432 AMAQI
18th Aug 2025433 AMAQI
18th Aug 2025454 AMAQI
18th Aug 2025515 AMAQI

25°C24/28°C

18th Aug 2025446 AMAQI
18th Aug 2025457 AMAQI
18th Aug 2025258 AMAQI
18th Aug 2025249 AMAQI
18th Aug 20253210 AMAQI
18th Aug 20252511 AMAQI
18th Aug 20252812 PMAQI
18th Aug 2025281 PMAQI
18th Aug 2025262 PMAQI
18th Aug 2025303 PMAQI
18th Aug 2025244 PMAQI
18th Aug 2025285 PMAQI
18th Aug 2025256 PMAQI
18th Aug 2025297 PMAQI
18th Aug 2025348 PMAQI
18th Aug 2025329 PMAQI
18th Aug 20253610 PMAQI
18th Aug 20254211 PMAQI
19th Aug 20254212 AMAQI
19th Aug 2025461 AMAQI
19th Aug 2025412 AMAQI
19th Aug 2025463 AMAQI
19th Aug 2025444 AMAQI
19th Aug 2025455 AMAQI

25°C24/28°C

19th Aug 2025436 AMAQI
6 AM
19th Aug 2025427 AMAQI
19th Aug 2025228 AMAQI
19th Aug 2025209 AMAQI
19th Aug 20252410 AMAQI
19th Aug 20252511 AMAQI
19th Aug 20253212 PMAQI
12 PM
19th Aug 2025281 PMAQI
19th Aug 2025242 PMAQI
19th Aug 2025263 PMAQI
19th Aug 2025264 PMAQI
19th Aug 2025285 PMAQI
19th Aug 2025296 PMAQI
19th Aug 2025337 PMAQI
7 PM
19th Aug 2025398 PMAQI
19th Aug 2025349 PMAQI
19th Aug 20253510 PMAQI
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
11 AM - 6 PM

32AQI

8 hours / Day
240 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 11 AM to 6 PM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 5 AM

45AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
8 PM - 11 PM

42AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 45), while the lowest AQI was between 8 PM to 11 PM (Avg. 42).

2025 Days Vs Air Quality

Changjiang Bawangling, Basuo, Hainan, China

2025

38%

87

56%

128

7%

15

Total number of days with different AQI categories in last 231 days in 2025 (134 days remaining)

Good
87 Days
Moderate
128 Days
Poor
15 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 38%

Health Risk Level:

High

In 2025, 38% of 231 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

Changjiang Bawangling, Basuo, 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
104AQI
2nd January 2025
87AQI
3rd January 2025
96AQI
4th January 2025
107AQI
5th January 2025
119AQI
6th January 2025
98AQI
7th January 2025
98AQI
8th January 2025
108AQI
9th January 2025
104AQI
10th January 2025
111AQI
11th January 2025
101AQI
12th January 2025
95AQI
13th January 2025
85AQI
14th January 2025
85AQI
15th January 2025
85AQI
16th January 2025
96AQI
17th January 2025
101AQI
18th January 2025
95AQI
19th January 2025
106AQI
20th January 2025
105AQI
21st January 2025
101AQI
22nd January 2025
107AQI
23rd January 2025
92AQI
24th January 2025
75AQI
25th January 2025
73AQI
26th January 2025
60AQI
27th January 2025
69AQI
28th January 2025
75AQI
29th January 2025
83AQI
30th January 2025
67AQI
31st January 2025
70AQI
1st February 2025
54AQI
2nd February 2025
66AQI
3rd February 2025
52AQI
4th February 2025
49AQI
5th February 2025
52AQI
6th February 2025
65AQI
7th February 2025
62AQI
8th February 2025
53AQI
9th February 2025
65AQI
10th February 2025
61AQI
11th February 2025
66AQI
12th February 2025
59AQI
13th February 2025
63AQI
14th February 2025
56AQI
15th February 2025
79AQI
16th February 2025
59AQI
17th February 2025
76AQI
18th February 2025
73AQI
19th February 2025
75AQI
20th February 2025
63AQI
21st February 2025
60AQI
22nd February 2025
50AQI
23rd February 2025
42AQI
24th February 2025
37AQI
25th February 2025
40AQI
26th February 2025
49AQI
27th February 2025
60AQI
28th February 2025
54AQI
1st March 2025
59AQI
2nd March 2025
60AQI
3rd March 2025
70AQI
4th March 2025
58AQI
5th March 2025
70AQI
6th March 2025
44AQI
7th March 2025
53AQI
8th March 2025
36AQI
9th March 2025
63AQI
10th March 2025
59AQI
11th March 2025
56AQI
12th March 2025
52AQI
13th March 2025
48AQI
14th March 2025
47AQI
15th March 2025
60AQI
16th March 2025
57AQI
17th March 2025
74AQI
18th March 2025
67AQI
19th March 2025
76AQI
20th March 2025
71AQI
21st March 2025
80AQI
22nd March 2025
87AQI
23rd March 2025
91AQI
24th March 2025
94AQI
25th March 2025
97AQI
26th March 2025
80AQI
27th March 2025
100AQI
28th March 2025
83AQI
29th March 2025
75AQI
30th March 2025
52AQI
31st March 2025
41AQI
1st April 2025
51AQI
2nd April 2025
65AQI
3rd April 2025
68AQI
4th April 2025
64AQI
5th April 2025
71AQI
6th April 2025
63AQI
7th April 2025
63AQI
8th April 2025
58AQI
9th April 2025
86AQI
10th April 2025
97AQI
11th April 2025
89AQI
12th April 2025
81AQI
13th April 2025
123AQI
14th April 2025
105AQI
15th April 2025
103AQI
16th April 2025
94AQI
17th April 2025
88AQI
18th April 2025
78AQI
19th April 2025
64AQI
20th April 2025
69AQI
21st April 2025
64AQI
22nd April 2025
70AQI
23rd April 2025
59AQI
24th April 2025
64AQI
25th April 2025
68AQI
26th April 2025
67AQI
27th April 2025
68AQI
28th April 2025
61AQI
29th April 2025
51AQI
30th April 2025
59AQI
1st May 2025
60AQI
2nd May 2025
71AQI
3rd May 2025
74AQI
4th May 2025
78AQI
5th May 2025
63AQI
6th May 2025
75AQI
7th May 2025
76AQI
8th May 2025
79AQI
9th May 2025
74AQI
10th May 2025
66AQI
11th May 2025
73AQI
12th May 2025
74AQI
13th May 2025
74AQI
14th May 2025
65AQI
15th May 2025
51AQI
16th May 2025
47AQI
17th May 2025
48AQI
18th May 2025
51AQI
19th May 2025
51AQI
20th May 2025
50AQI
21st May 2025
57AQI
22nd May 2025
48AQI
23rd May 2025
50AQI
24th May 2025
50AQI
25th May 2025
50AQI
26th May 2025
59AQI
27th May 2025
54AQI
28th May 2025
47AQI
29th May 2025
45AQI
30th May 2025
47AQI
31st May 2025
47AQI
1st June 2025
50AQI
2nd June 2025
51AQI
3rd June 2025
52AQI
4th June 2025
60AQI
5th June 2025
59AQI
6th June 2025
57AQI
7th June 2025
58AQI
8th June 2025
57AQI
9th June 2025
65AQI
10th June 2025
63AQI
11th June 2025
48AQI
12th June 2025
39AQI
13th June 2025
48AQI
14th June 2025
45AQI
15th June 2025
42AQI
16th June 2025
45AQI
17th June 2025
47AQI
18th June 2025
40AQI
19th June 2025
40AQI
20th June 2025
39AQI
21st June 2025
41AQI
22nd June 2025
48AQI
23rd June 2025
40AQI
24th June 2025
40AQI
25th June 2025
33AQI
26th June 2025
36AQI
27th June 2025
34AQI
28th June 2025
32AQI
29th June 2025
33AQI
30th June 2025
29AQI
1st July 2025
35AQI
2nd July 2025
29AQI
3rd July 2025
27AQI
4th July 2025
27AQI
5th July 2025
33AQI
6th July 2025
32AQI
7th July 2025
30AQI
8th July 2025
33AQI
9th July 2025
40AQI
10th July 2025
40AQI
11th July 2025
49AQI
12th July 2025
46AQI
13th July 2025
48AQI
14th July 2025
48AQI
15th July 2025
45AQI
16th July 2025
42AQI
17th July 2025
40AQI
18th July 2025
41AQI
19th July 2025
36AQI
20th July 2025
35AQI
21st July 2025
32AQI
22nd July 2025
32AQI
23rd July 2025
29AQI
24th July 2025
28AQI
25th July 2025
33AQI
26th July 2025
32AQI
27th July 2025
31AQI
28th July 2025
28AQI
29th July 2025
28AQI
30th July 2025
33AQI
31st July 2025
42AQI
1st August 2025
53AQI
2nd August 2025
54AQI
3rd August 2025
55AQI
4th August 2025
54AQI
5th August 2025
52AQI
6th August 2025
48AQI
7th August 2025
48AQI
8th August 2025
44AQI
9th August 2025
40AQI
10th August 2025
41AQI
11th August 2025
39AQI
12th August 2025
44AQI
13th August 2025
42AQI
14th August 2025
41AQI
15th August 2025
39AQI
16th August 2025
38AQI
17th August 2025
35AQI
18th August 2025
36AQI

92AQI

59AQI

66AQI

74AQI

60AQI

46AQI

36AQI

45AQI

No. of days

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

202560AQI

19
12
6
22
5
26
27
3
11
20
21
9
31
13
5
87
128
15

Highest AQI recorded in

January

92AQI

Lowest AQI recorded in

July

36AQI

202443AQI

16
11
1
29
1
31
31
29
20
10
1
20
10
24
7
187
46
8

Highest AQI recorded in

December

85AQI

Lowest AQI recorded in

July

31AQI

202334AQI

3
28
3
31
3

Highest AQI recorded in

November

35AQI

Lowest AQI recorded in

December

34AQI

202240AQI

12
12

Highest AQI recorded in

January

40AQI

Lowest AQI recorded in

January

40AQI

202141AQI

17
13
1
17
11
18
13
21
9
29
2
30
31
25
6
8
2
23
5
11
18
1
20
10
1
250
89
3

Highest AQI recorded in

January

56AQI

Lowest AQI recorded in

July

21AQI

202036AQI

2
3
1
5
13
6
11
28
2
28
2
5
6
19
11
19
12
132
41

Highest AQI recorded in

March

60AQI

Lowest AQI recorded in

June

24AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
60AQI
Least Polluted Year Recorded
2023(Avg.)
34AQI

Changjiang Bawangling's annual 2025 AQI (60) shows an average percentage change of 56.8% (worsened AQI) compared to previous years: 2020 (36), 2021 (41), 2022 (40), 2023 (34), 2024 (43).