Land Environment And Resources Bureau, 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+
July Air Quality Analysis
Land Environment And Resources Bureau, Basuo, Hainan, China
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Jul 2021
53AQILowest AQI recorded on
24th Jul 2021
19AQISame Day Analysis (3rd July ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Land Environment And Resources Bureau, Basuo, Hainan, China
AQI
Day
Night
.
6 AM3rd Jul 2025
7 PM
5 AM4th Jul 2025
Day time
Avg. Highest Time
6AM3rd Jul
34AQI
Avg. Lowest Time
9AM3rd Jul
20AQI
Night time
Avg. Highest Time
12AM4th Jul
30AQI
Avg. Lowest Time
9PM3rd Jul
25AQI
In the last 24 hours,
Land Environment And Resources Bureau's AQI reached its highest point of 34 at 6 AM during the Day, while the lowest point, 20, was recorded at 9 AM during the Day between 3rd Jul and 4th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Land Environment And Resources Bureau, Basuo, Hainan, China
JunJul
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 - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
4th Jun 2025576 AMAQI
4th Jun 2025567 AMAQI
4th Jun 2025588 AMAQI
4th Jun 2025589 AMAQI
4th Jun 20256610 AMAQI
4th Jun 20256311 AMAQI
4th Jun 20256212 PMAQI
4th Jun 2025581 PMAQI
4th Jun 2025592 PMAQI
4th Jun 2025593 PMAQI
4th Jun 2025584 PMAQI
4th Jun 2025525 PMAQI
4th Jun 2025566 PMAQI
4th Jun 2025567 PMAQI
4th Jun 2025628 PMAQI
4th Jun 2025629 PMAQI
4th Jun 20256110 PMAQI
4th Jun 20255511 PMAQI
5th Jun 20256112 AMAQI
5th Jun 2025641 AMAQI
5th Jun 2025622 AMAQI
5th Jun 2025643 AMAQI
5th Jun 2025644 AMAQI
5th Jun 2025665 AMAQI
28°C25/32°C
5th Jun 2025726 AMAQI
5th Jun 2025677 AMAQI
5th Jun 2025628 AMAQI
5th Jun 2025609 AMAQI
5th Jun 20256010 AMAQI
5th Jun 20256111 AMAQI
5th Jun 20255812 PMAQI
5th Jun 2025611 PMAQI
5th Jun 2025582 PMAQI
5th Jun 2025583 PMAQI
5th Jun 2025524 PMAQI
5th Jun 2025525 PMAQI
5th Jun 2025546 PMAQI
5th Jun 2025557 PMAQI
5th Jun 2025578 PMAQI
5th Jun 2025579 PMAQI
5th Jun 20255810 PMAQI
5th Jun 20256211 PMAQI
6th Jun 20255912 AMAQI
6th Jun 2025591 AMAQI
6th Jun 2025612 AMAQI
6th Jun 2025663 AMAQI
6th Jun 2025644 AMAQI
6th Jun 2025655 AMAQI
28°C25/32°C
6th Jun 2025666 AMAQI
6th Jun 2025637 AMAQI
6th Jun 2025648 AMAQI
6th Jun 2025629 AMAQI
6th Jun 20256110 AMAQI
6th Jun 20256111 AMAQI
6th Jun 20255912 PMAQI
6th Jun 2025641 PMAQI
6th Jun 2025632 PMAQI
6th Jun 2025593 PMAQI
6th Jun 2025614 PMAQI
6th Jun 2025565 PMAQI
6th Jun 2025546 PMAQI
6th Jun 2025527 PMAQI
6th Jun 2025528 PMAQI
6th Jun 2025549 PMAQI
6th Jun 20255610 PMAQI
6th Jun 20255711 PMAQI
7th Jun 20255512 AMAQI
7th Jun 2025591 AMAQI
7th Jun 2025612 AMAQI
7th Jun 2025623 AMAQI
7th Jun 2025604 AMAQI
7th Jun 2025585 AMAQI
28°C25/33°C
7th Jun 2025596 AMAQI
7th Jun 2025607 AMAQI
7th Jun 2025568 AMAQI
7th Jun 2025619 AMAQI
7th Jun 20255810 AMAQI
7th Jun 20255811 AMAQI
7th Jun 20255812 PMAQI
7th Jun 2025551 PMAQI
7th Jun 2025562 PMAQI
7th Jun 2025543 PMAQI
7th Jun 2025534 PMAQI
7th Jun 2025565 PMAQI
7th Jun 2025546 PMAQI
7th Jun 2025547 PMAQI
7th Jun 2025568 PMAQI
7th Jun 2025569 PMAQI
7th Jun 20256010 PMAQI
7th Jun 20256211 PMAQI
8th Jun 20255512 AMAQI
8th Jun 2025581 AMAQI
8th Jun 2025602 AMAQI
8th Jun 2025593 AMAQI
8th Jun 2025594 AMAQI
8th Jun 2025595 AMAQI
29°C25/34°C
8th Jun 2025616 AMAQI
8th Jun 2025607 AMAQI
8th Jun 2025578 AMAQI
8th Jun 2025569 AMAQI
8th Jun 20255610 AMAQI
8th Jun 20255311 AMAQI
8th Jun 20255412 PMAQI
8th Jun 2025581 PMAQI
8th Jun 2025612 PMAQI
8th Jun 2025633 PMAQI
8th Jun 2025624 PMAQI
8th Jun 2025565 PMAQI
8th Jun 2025586 PMAQI
8th Jun 2025587 PMAQI
8th Jun 2025558 PMAQI
8th Jun 2025589 PMAQI
8th Jun 20255810 PMAQI
8th Jun 20255811 PMAQI
9th Jun 20255712 AMAQI
9th Jun 2025561 AMAQI
9th Jun 2025572 AMAQI
9th Jun 2025613 AMAQI
9th Jun 2025644 AMAQI
9th Jun 2025745 AMAQI
29°C25/34°C
9th Jun 2025806 AMAQI
9th Jun 2025797 AMAQI
9th Jun 2025718 AMAQI
9th Jun 2025679 AMAQI
9th Jun 20257010 AMAQI
9th Jun 20256611 AMAQI
9th Jun 20257012 PMAQI
9th Jun 2025671 PMAQI
9th Jun 2025652 PMAQI
9th Jun 2025623 PMAQI
9th Jun 2025644 PMAQI
9th Jun 2025645 PMAQI
9th Jun 2025636 PMAQI
9th Jun 2025637 PMAQI
9th Jun 2025568 PMAQI
9th Jun 2025509 PMAQI
9th Jun 20254810 PMAQI
9th Jun 20255011 PMAQI
10th Jun 20254812 AMAQI
10th Jun 2025571 AMAQI
10th Jun 2025622 AMAQI
10th Jun 2025613 AMAQI
10th Jun 2025644 AMAQI
10th Jun 2025635 AMAQI
28°C25/32°C
10th Jun 2025606 AMAQI
10th Jun 2025587 AMAQI
10th Jun 2025628 AMAQI
10th Jun 2025639 AMAQI
10th Jun 20256510 AMAQI
10th Jun 20256211 AMAQI
10th Jun 20257312 PMAQI
10th Jun 2025621 PMAQI
10th Jun 2025582 PMAQI
10th Jun 2025613 PMAQI
10th Jun 2025634 PMAQI
10th Jun 2025615 PMAQI
10th Jun 2025626 PMAQI
10th Jun 2025637 PMAQI
10th Jun 2025638 PMAQI
10th Jun 2025629 PMAQI
10th Jun 20256210 PMAQI
10th Jun 20256411 PMAQI
11th Jun 20256012 AMAQI
11th Jun 2025611 AMAQI
11th Jun 2025632 AMAQI
11th Jun 2025603 AMAQI
11th Jun 2025604 AMAQI
11th Jun 2025615 AMAQI
28°C25/32°C
11th Jun 2025606 AMAQI
11th Jun 2025627 AMAQI
11th Jun 2025588 AMAQI
11th Jun 2025569 AMAQI
11th Jun 20255110 AMAQI
11th Jun 20255411 AMAQI
11th Jun 20255812 PMAQI
11th Jun 2025571 PMAQI
11th Jun 2025342 PMAQI
11th Jun 2025313 PMAQI
11th Jun 2025384 PMAQI
11th Jun 2025235 PMAQI
11th Jun 2025276 PMAQI
11th Jun 2025387 PMAQI
11th Jun 2025478 PMAQI
11th Jun 2025499 PMAQI
11th Jun 20253610 PMAQI
11th Jun 20253611 PMAQI
12th Jun 20253412 AMAQI
12th Jun 2025421 AMAQI
12th Jun 2025562 AMAQI
12th Jun 2025613 AMAQI
12th Jun 2025604 AMAQI
12th Jun 2025585 AMAQI
27°C25/30°C
12th Jun 2025586 AMAQI
12th Jun 2025567 AMAQI
12th Jun 2025328 AMAQI
12th Jun 2025259 AMAQI
12th Jun 20252510 AMAQI
12th Jun 20252611 AMAQI
12th Jun 20253212 PMAQI
12th Jun 2025261 PMAQI
12th Jun 2025252 PMAQI
12th Jun 2025233 PMAQI
12th Jun 2025224 PMAQI
12th Jun 2025235 PMAQI
12th Jun 2025396 PMAQI
12th Jun 2025407 PMAQI
12th Jun 2025348 PMAQI
12th Jun 2025319 PMAQI
12th Jun 20254010 PMAQI
12th Jun 20253311 PMAQI
13th Jun 20252712 AMAQI
13th Jun 2025381 AMAQI
13th Jun 2025542 AMAQI
13th Jun 2025543 AMAQI
13th Jun 2025554 AMAQI
13th Jun 2025545 AMAQI
26°C25/29°C
13th Jun 2025546 AMAQI
13th Jun 2025517 AMAQI
13th Jun 2025378 AMAQI
13th Jun 2025339 AMAQI
13th Jun 20252610 AMAQI
13th Jun 20253311 AMAQI
13th Jun 20253012 PMAQI
13th Jun 2025481 PMAQI
13th Jun 2025542 PMAQI
13th Jun 2025583 PMAQI
13th Jun 2025554 PMAQI
13th Jun 2025555 PMAQI
13th Jun 2025536 PMAQI
13th Jun 2025487 PMAQI
13th Jun 2025528 PMAQI
13th Jun 2025529 PMAQI
13th Jun 20255410 PMAQI
13th Jun 20255411 PMAQI
14th Jun 20255412 AMAQI
14th Jun 2025601 AMAQI
14th Jun 2025602 AMAQI
14th Jun 2025583 AMAQI
14th Jun 2025594 AMAQI
14th Jun 2025625 AMAQI
26°C24/28°C
14th Jun 2025586 AMAQI
14th Jun 2025507 AMAQI
14th Jun 2025408 AMAQI
14th Jun 2025289 AMAQI
14th Jun 20253110 AMAQI
14th Jun 20254111 AMAQI
14th Jun 20255112 PMAQI
14th Jun 2025401 PMAQI
14th Jun 2025422 PMAQI
14th Jun 2025313 PMAQI
14th Jun 2025304 PMAQI
14th Jun 2025285 PMAQI
14th Jun 2025296 PMAQI
14th Jun 2025317 PMAQI
14th Jun 2025358 PMAQI
14th Jun 2025359 PMAQI
14th Jun 20253410 PMAQI
14th Jun 20253711 PMAQI
15th Jun 20254212 AMAQI
15th Jun 2025471 AMAQI
15th Jun 2025542 AMAQI
15th Jun 2025523 AMAQI
15th Jun 2025464 AMAQI
15th Jun 2025505 AMAQI
26°C25/27°C
15th Jun 2025536 AMAQI
15th Jun 2025437 AMAQI
15th Jun 2025418 AMAQI
15th Jun 2025329 AMAQI
15th Jun 20254410 AMAQI
15th Jun 20254711 AMAQI
15th Jun 20253612 PMAQI
15th Jun 2025401 PMAQI
15th Jun 2025492 PMAQI
15th Jun 2025403 PMAQI
15th Jun 2025374 PMAQI
15th Jun 2025325 PMAQI
15th Jun 2025336 PMAQI
15th Jun 2025317 PMAQI
15th Jun 2025438 PMAQI
15th Jun 2025439 PMAQI
15th Jun 20254610 PMAQI
15th Jun 20254811 PMAQI
16th Jun 20254812 AMAQI
16th Jun 2025481 AMAQI
16th Jun 2025472 AMAQI
16th Jun 2025493 AMAQI
16th Jun 2025484 AMAQI
16th Jun 2025485 AMAQI
28°C24/32°C
16th Jun 2025456 AMAQI
16th Jun 2025437 AMAQI
16th Jun 2025348 AMAQI
16th Jun 2025329 AMAQI
16th Jun 20253810 AMAQI
16th Jun 20254311 AMAQI
16th Jun 20254412 PMAQI
16th Jun 2025481 PMAQI
16th Jun 2025482 PMAQI
16th Jun 2025483 PMAQI
16th Jun 2025514 PMAQI
16th Jun 2025465 PMAQI
16th Jun 2025486 PMAQI
16th Jun 2025517 PMAQI
16th Jun 2025408 PMAQI
16th Jun 2025499 PMAQI
16th Jun 20254610 PMAQI
16th Jun 20255111 PMAQI
17th Jun 20254812 AMAQI
17th Jun 2025481 AMAQI
17th Jun 2025522 AMAQI
17th Jun 2025513 AMAQI
17th Jun 2025504 AMAQI
17th Jun 2025505 AMAQI
28°C25/33°C
17th Jun 2025506 AMAQI
17th Jun 2025597 AMAQI
17th Jun 2025478 AMAQI
17th Jun 2025489 AMAQI
17th Jun 20254710 AMAQI
17th Jun 20253911 AMAQI
17th Jun 20253712 PMAQI
17th Jun 2025411 PMAQI
17th Jun 2025422 PMAQI
17th Jun 2025473 PMAQI
17th Jun 2025444 PMAQI
17th Jun 2025425 PMAQI
17th Jun 2025516 PMAQI
17th Jun 2025487 PMAQI
17th Jun 2025448 PMAQI
17th Jun 2025459 PMAQI
17th Jun 20254510 PMAQI
17th Jun 20254611 PMAQI
18th Jun 20254412 AMAQI
18th Jun 2025461 AMAQI
18th Jun 2025452 AMAQI
18th Jun 2025423 AMAQI
18th Jun 2025404 AMAQI
18th Jun 2025395 AMAQI
29°C25/33°C
18th Jun 2025406 AMAQI
18th Jun 2025407 AMAQI
18th Jun 2025388 AMAQI
18th Jun 2025339 AMAQI
18th Jun 20253910 AMAQI
18th Jun 20253811 AMAQI
18th Jun 20254012 PMAQI
18th Jun 2025341 PMAQI
18th Jun 2025322 PMAQI
18th Jun 2025313 PMAQI
18th Jun 2025324 PMAQI
18th Jun 2025285 PMAQI
18th Jun 2025286 PMAQI
18th Jun 2025307 PMAQI
18th Jun 2025368 PMAQI
18th Jun 2025389 PMAQI
18th Jun 20254010 PMAQI
18th Jun 20254211 PMAQI
19th Jun 20254012 AMAQI
19th Jun 2025411 AMAQI
19th Jun 2025422 AMAQI
19th Jun 2025423 AMAQI
19th Jun 2025404 AMAQI
19th Jun 2025425 AMAQI
29°C26/34°C
19th Jun 2025406 AMAQI
19th Jun 2025417 AMAQI
19th Jun 2025328 AMAQI
19th Jun 2025349 AMAQI
19th Jun 20253410 AMAQI
19th Jun 20253211 AMAQI
19th Jun 20252912 PMAQI
19th Jun 2025321 PMAQI
19th Jun 2025302 PMAQI
19th Jun 2025303 PMAQI
19th Jun 2025294 PMAQI
19th Jun 2025305 PMAQI
19th Jun 2025326 PMAQI
19th Jun 2025417 PMAQI
19th Jun 2025398 PMAQI
19th Jun 2025409 PMAQI
19th Jun 20254310 PMAQI
19th Jun 20254011 PMAQI
20th Jun 20253812 AMAQI
20th Jun 2025381 AMAQI
20th Jun 2025382 AMAQI
20th Jun 2025423 AMAQI
20th Jun 2025424 AMAQI
20th Jun 2025435 AMAQI
29°C24/34°C
20th Jun 2025416 AMAQI
20th Jun 2025417 AMAQI
20th Jun 2025368 AMAQI
20th Jun 2025329 AMAQI
20th Jun 20252910 AMAQI
20th Jun 20253211 AMAQI
20th Jun 20253612 PMAQI
20th Jun 2025361 PMAQI
20th Jun 2025312 PMAQI
20th Jun 2025303 PMAQI
20th Jun 2025324 PMAQI
20th Jun 2025335 PMAQI
20th Jun 2025286 PMAQI
20th Jun 2025267 PMAQI
20th Jun 2025368 PMAQI
20th Jun 2025379 PMAQI
20th Jun 20254310 PMAQI
20th Jun 20254211 PMAQI
21st Jun 20254212 AMAQI
21st Jun 2025401 AMAQI
21st Jun 2025422 AMAQI
21st Jun 2025433 AMAQI
21st Jun 2025454 AMAQI
21st Jun 2025435 AMAQI
28°C25/33°C
21st Jun 2025446 AMAQI
21st Jun 2025457 AMAQI
21st Jun 2025348 AMAQI
21st Jun 2025309 AMAQI
21st Jun 20253010 AMAQI
21st Jun 20253211 AMAQI
21st Jun 20252912 PMAQI
21st Jun 2025311 PMAQI
21st Jun 2025312 PMAQI
21st Jun 2025323 PMAQI
21st Jun 2025304 PMAQI
21st Jun 2025375 PMAQI
21st Jun 2025486 PMAQI
21st Jun 2025457 PMAQI
21st Jun 2025438 PMAQI
21st Jun 2025439 PMAQI
21st Jun 20254310 PMAQI
21st Jun 20254311 PMAQI
22nd Jun 20254312 AMAQI
22nd Jun 2025431 AMAQI
22nd Jun 2025432 AMAQI
22nd Jun 2025433 AMAQI
22nd Jun 2025434 AMAQI
22nd Jun 2025435 AMAQI
28°C24/33°C
22nd Jun 2025436 AMAQI
22nd Jun 2025437 AMAQI
22nd Jun 2025438 AMAQI
22nd Jun 2025439 AMAQI
22nd Jun 20254310 AMAQI
22nd Jun 20254311 AMAQI
22nd Jun 20254312 PMAQI
22nd Jun 2025431 PMAQI
22nd Jun 2025432 PMAQI
22nd Jun 2025433 PMAQI
22nd Jun 2025434 PMAQI
22nd Jun 2025435 PMAQI
22nd Jun 2025436 PMAQI
22nd Jun 2025437 PMAQI
22nd Jun 2025438 PMAQI
22nd Jun 2025439 PMAQI
22nd Jun 20254310 PMAQI
22nd Jun 20254311 PMAQI
23rd Jun 20254312 AMAQI
23rd Jun 2025431 AMAQI
23rd Jun 2025432 AMAQI
23rd Jun 2025433 AMAQI
23rd Jun 2025434 AMAQI
23rd Jun 2025505 AMAQI
27°C24/32°C
23rd Jun 2025496 AMAQI
23rd Jun 2025527 AMAQI
23rd Jun 2025398 AMAQI
23rd Jun 2025289 AMAQI
23rd Jun 20253510 AMAQI
23rd Jun 20253511 AMAQI
23rd Jun 20253112 PMAQI
23rd Jun 2025281 PMAQI
23rd Jun 2025252 PMAQI
23rd Jun 2025263 PMAQI
23rd Jun 2025244 PMAQI
23rd Jun 2025245 PMAQI
23rd Jun 2025246 PMAQI
23rd Jun 2025327 PMAQI
23rd Jun 2025418 PMAQI
23rd Jun 2025439 PMAQI
23rd Jun 20254410 PMAQI
23rd Jun 20254811 PMAQI
24th Jun 20254712 AMAQI
24th Jun 2025511 AMAQI
24th Jun 2025522 AMAQI
24th Jun 2025483 AMAQI
24th Jun 2025464 AMAQI
24th Jun 2025465 AMAQI
27°C24/32°C
24th Jun 2025456 AMAQI
24th Jun 2025467 AMAQI
24th Jun 2025338 AMAQI
24th Jun 2025359 AMAQI
24th Jun 20252710 AMAQI
24th Jun 20252711 AMAQI
24th Jun 20253212 PMAQI
24th Jun 2025301 PMAQI
24th Jun 2025272 PMAQI
24th Jun 2025283 PMAQI
24th Jun 2025284 PMAQI
24th Jun 2025315 PMAQI
24th Jun 2025406 PMAQI
24th Jun 2025377 PMAQI
24th Jun 2025408 PMAQI
24th Jun 2025409 PMAQI
24th Jun 20254210 PMAQI
24th Jun 20254211 PMAQI
25th Jun 20254012 AMAQI
25th Jun 2025451 AMAQI
25th Jun 2025502 AMAQI
25th Jun 2025483 AMAQI
25th Jun 2025464 AMAQI
25th Jun 2025465 AMAQI
28°C24/32°C
25th Jun 2025476 AMAQI
25th Jun 2025477 AMAQI
25th Jun 2025268 AMAQI
25th Jun 2025269 AMAQI
25th Jun 20252510 AMAQI
25th Jun 20252211 AMAQI
25th Jun 20252312 PMAQI
25th Jun 2025231 PMAQI
25th Jun 2025232 PMAQI
25th Jun 2025233 PMAQI
25th Jun 2025234 PMAQI
25th Jun 2025245 PMAQI
25th Jun 2025276 PMAQI
25th Jun 2025347 PMAQI
25th Jun 2025398 PMAQI
25th Jun 2025379 PMAQI
25th Jun 20253710 PMAQI
25th Jun 20253711 PMAQI
26th Jun 20253812 AMAQI
26th Jun 2025421 AMAQI
26th Jun 2025502 AMAQI
26th Jun 2025483 AMAQI
26th Jun 2025444 AMAQI
26th Jun 2025445 AMAQI
27°C24/31°C
26th Jun 2025436 AMAQI
26th Jun 2025437 AMAQI
26th Jun 2025288 AMAQI
26th Jun 2025279 AMAQI
26th Jun 20252910 AMAQI
26th Jun 20253211 AMAQI
26th Jun 20253812 PMAQI
26th Jun 2025341 PMAQI
26th Jun 2025302 PMAQI
26th Jun 2025283 PMAQI
26th Jun 2025234 PMAQI
26th Jun 2025265 PMAQI
26th Jun 2025266 PMAQI
26th Jun 2025327 PMAQI
26th Jun 2025468 PMAQI
26th Jun 2025399 PMAQI
26th Jun 20253810 PMAQI
26th Jun 20253811 PMAQI
27th Jun 20253912 AMAQI
27th Jun 2025401 AMAQI
27th Jun 2025492 AMAQI
27th Jun 2025523 AMAQI
27th Jun 2025524 AMAQI
27th Jun 2025485 AMAQI
26°C24/29°C
27th Jun 2025456 AMAQI
27th Jun 2025467 AMAQI
27th Jun 2025268 AMAQI
27th Jun 2025209 AMAQI
27th Jun 20252710 AMAQI
27th Jun 20252811 AMAQI
27th Jun 20252012 PMAQI
27th Jun 2025241 PMAQI
27th Jun 2025242 PMAQI
27th Jun 2025263 PMAQI
27th Jun 2025264 PMAQI
27th Jun 2025295 PMAQI
27th Jun 2025276 PMAQI
27th Jun 2025327 PMAQI
27th Jun 2025388 PMAQI
27th Jun 2025349 PMAQI
27th Jun 20253610 PMAQI
27th Jun 20253611 PMAQI
28th Jun 20253312 AMAQI
28th Jun 2025391 AMAQI
28th Jun 2025472 AMAQI
28th Jun 2025463 AMAQI
28th Jun 2025444 AMAQI
28th Jun 2025445 AMAQI
27°C23/32°C
28th Jun 2025436 AMAQI
28th Jun 2025447 AMAQI
28th Jun 2025308 AMAQI
28th Jun 2025269 AMAQI
28th Jun 20252810 AMAQI
28th Jun 20252611 AMAQI
28th Jun 20252312 PMAQI
28th Jun 2025221 PMAQI
28th Jun 2025242 PMAQI
28th Jun 2025203 PMAQI
28th Jun 2025274 PMAQI
28th Jun 2025205 PMAQI
28th Jun 2025186 PMAQI
28th Jun 2025237 PMAQI
28th Jun 2025288 PMAQI
28th Jun 2025309 PMAQI
28th Jun 20253310 PMAQI
28th Jun 20253211 PMAQI
29th Jun 20253412 AMAQI
29th Jun 2025361 AMAQI
29th Jun 2025432 AMAQI
29th Jun 2025393 AMAQI
29th Jun 2025404 AMAQI
29th Jun 2025405 AMAQI
27°C24/31°C
29th Jun 2025396 AMAQI
29th Jun 2025407 AMAQI
29th Jun 2025368 AMAQI
29th Jun 2025309 AMAQI
29th Jun 20252610 AMAQI
29th Jun 20252611 AMAQI
29th Jun 20252812 PMAQI
29th Jun 2025231 PMAQI
29th Jun 2025212 PMAQI
29th Jun 2025233 PMAQI
29th Jun 2025214 PMAQI
29th Jun 2025235 PMAQI
29th Jun 2025226 PMAQI
29th Jun 2025267 PMAQI
29th Jun 2025328 PMAQI
29th Jun 2025339 PMAQI
29th Jun 20253410 PMAQI
29th Jun 20253311 PMAQI
30th Jun 20253012 AMAQI
30th Jun 2025331 AMAQI
30th Jun 2025362 AMAQI
30th Jun 2025393 AMAQI
30th Jun 2025364 AMAQI
30th Jun 2025365 AMAQI
27°C24/32°C
30th Jun 2025386 AMAQI
30th Jun 2025367 AMAQI
30th Jun 2025288 AMAQI
30th Jun 2025279 AMAQI
30th Jun 20252610 AMAQI
30th Jun 20252511 AMAQI
30th Jun 20252512 PMAQI
30th Jun 2025241 PMAQI
30th Jun 2025242 PMAQI
30th Jun 2025223 PMAQI
30th Jun 2025214 PMAQI
30th Jun 2025225 PMAQI
30th Jun 2025236 PMAQI
30th Jun 2025257 PMAQI
30th Jun 2025308 PMAQI
30th Jun 2025329 PMAQI
30th Jun 20253310 PMAQI
30th Jun 20253511 PMAQI
1st Jul 20253412 AMAQI
1st Jul 2025331 AMAQI
1st Jul 2025352 AMAQI
1st Jul 2025343 AMAQI
1st Jul 2025294 AMAQI
1st Jul 2025305 AMAQI
27°C24/32°C
1st Jul 2025336 AMAQI
1st Jul 2025337 AMAQI
1st Jul 2025268 AMAQI
1st Jul 2025249 AMAQI
1st Jul 20252510 AMAQI
1st Jul 20252511 AMAQI
1st Jul 20253212 PMAQI
1st Jul 2025361 PMAQI
1st Jul 2025332 PMAQI
1st Jul 2025313 PMAQI
1st Jul 2025324 PMAQI
1st Jul 2025325 PMAQI
1st Jul 2025306 PMAQI
1st Jul 2025347 PMAQI
1st Jul 2025398 PMAQI
1st Jul 2025309 PMAQI
1st Jul 20252910 PMAQI
1st Jul 20252811 PMAQI
2nd Jul 20252812 AMAQI
2nd Jul 2025321 AMAQI
2nd Jul 2025342 AMAQI
2nd Jul 2025343 AMAQI
2nd Jul 2025344 AMAQI
2nd Jul 2025355 AMAQI
27°C25/31°C
2nd Jul 2025346 AMAQI
2nd Jul 2025347 AMAQI
2nd Jul 2025258 AMAQI
2nd Jul 2025259 AMAQI
2nd Jul 20252810 AMAQI
2nd Jul 20252811 AMAQI
2nd Jul 20252812 PMAQI
2nd Jul 2025291 PMAQI
2nd Jul 2025282 PMAQI
2nd Jul 2025263 PMAQI
2nd Jul 2025264 PMAQI
2nd Jul 2025345 PMAQI
2nd Jul 2025246 PMAQI
2nd Jul 2025247 PMAQI
2nd Jul 2025248 PMAQI
2nd Jul 2025249 PMAQI
2nd Jul 20252410 PMAQI
2nd Jul 20252411 PMAQI
3rd Jul 20252412 AMAQI
3rd Jul 2025311 AMAQI
3rd Jul 2025332 AMAQI
3rd Jul 2025343 AMAQI
3rd Jul 2025344 AMAQI
3rd Jul 2025345 AMAQI
26°C24/30°C
3rd Jul 2025346 AMAQI
3rd Jul 2025347 AMAQI
3rd Jul 2025268 AMAQI
3rd Jul 2025209 AMAQI
3rd Jul 20252410 AMAQI
3rd Jul 20252411 AMAQI
3rd Jul 20252412 PMAQI
3rd Jul 2025241 PMAQI
3rd Jul 2025242 PMAQI
3rd Jul 2025243 PMAQI
3rd Jul 2025244 PMAQI
3rd Jul 2025215 PMAQI
3rd Jul 2025216 PMAQI
3rd Jul 2025237 PMAQI
3rd Jul 2025258 PMAQI
3rd Jul 2025259 PMAQI
3rd Jul 20252810 PMAQI
3rd Jul 20252711 PMAQI
4th Jul 20253012 AMAQI
4th Jul 2025291 AMAQI
4th Jul 2025292 AMAQI
4th Jul 2025303 AMAQI
4th Jul 2025304 AMAQI
4th Jul 2025295 AMAQI
26°C23/30°C
4th Jul 2025296 AMAQI
6 AM4th Jul 2025287 AMAQI
4th Jul 2025308 AMAQI
4th Jul 2025269 AMAQI
12 PM
7 PM
12 AM
5 AM
0°C0/0°C
Day time
Avg. Highest Time
6 AM - 7 AM
49AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM - 6 PM
39AQI
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. 49), while the lowest AQI was between 9 AM to 6 PM (Avg. 39).
Night time
Avg. Highest Time
2 AM - 5 AM
49AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM - 11 PM
43AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 5 AM (Avg. 49), while the lowest AQI was between 8 PM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
Land Environment And Resources Bureau, Basuo, Hainan, China
2025
29%
53
64%
117
8%
14
Total number of days with different AQI categories in last 185 days in 2025 (180 days remaining)
Good
53 DaysModerate
117 DaysPoor
14 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 29%
Health Risk Level:
Very high
In 2025, 29% of 185 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Land Environment And Resources Bureau, 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
114AQI
114AQI
2nd January 2025
95AQI
95AQI
3rd January 2025
105AQI
105AQI
4th January 2025
95AQI
95AQI
5th January 2025
118AQI
118AQI
6th January 2025
113AQI
113AQI
7th January 2025
99AQI
99AQI
8th January 2025
98AQI
98AQI
9th January 2025
113AQI
113AQI
10th January 2025
105AQI
105AQI
11th January 2025
97AQI
97AQI
12th January 2025
98AQI
98AQI
13th January 2025
86AQI
86AQI
14th January 2025
84AQI
84AQI
15th January 2025
93AQI
93AQI
16th January 2025
97AQI
97AQI
17th January 2025
106AQI
106AQI
18th January 2025
91AQI
91AQI
19th January 2025
110AQI
110AQI
20th January 2025
118AQI
118AQI
21st January 2025
109AQI
109AQI
22nd January 2025
126AQI
126AQI
23rd January 2025
103AQI
103AQI
24th January 2025
82AQI
82AQI
25th January 2025
85AQI
85AQI
26th January 2025
60AQI
60AQI
27th January 2025
71AQI
71AQI
28th January 2025
75AQI
75AQI
29th January 2025
91AQI
91AQI
30th January 2025
73AQI
73AQI
31st January 2025
81AQI
81AQI
1st February 2025
60AQI
60AQI
2nd February 2025
71AQI
71AQI
3rd February 2025
57AQI
57AQI
4th February 2025
55AQI
55AQI
5th February 2025
55AQI
55AQI
6th February 2025
67AQI
67AQI
7th February 2025
63AQI
63AQI
8th February 2025
60AQI
60AQI
9th February 2025
70AQI
70AQI
10th February 2025
63AQI
63AQI
11th February 2025
67AQI
67AQI
12th February 2025
62AQI
62AQI
13th February 2025
70AQI
70AQI
14th February 2025
59AQI
59AQI
15th February 2025
85AQI
85AQI
16th February 2025
57AQI
57AQI
17th February 2025
80AQI
80AQI
18th February 2025
68AQI
68AQI
19th February 2025
81AQI
81AQI
20th February 2025
65AQI
65AQI
21st February 2025
65AQI
65AQI
22nd February 2025
55AQI
55AQI
23rd February 2025
45AQI
45AQI
24th February 2025
43AQI
43AQI
25th February 2025
44AQI
44AQI
26th February 2025
58AQI
58AQI
27th February 2025
66AQI
66AQI
28th February 2025
57AQI
57AQI
1st March 2025
63AQI
63AQI
2nd March 2025
56AQI
56AQI
3rd March 2025
73AQI
73AQI
4th March 2025
65AQI
65AQI
5th March 2025
76AQI
76AQI
6th March 2025
44AQI
44AQI
7th March 2025
52AQI
52AQI
8th March 2025
37AQI
37AQI
9th March 2025
61AQI
61AQI
10th March 2025
58AQI
58AQI
11th March 2025
61AQI
61AQI
12th March 2025
49AQI
49AQI
13th March 2025
50AQI
50AQI
14th March 2025
45AQI
45AQI
15th March 2025
62AQI
62AQI
16th March 2025
56AQI
56AQI
17th March 2025
71AQI
71AQI
18th March 2025
72AQI
72AQI
19th March 2025
84AQI
84AQI
20th March 2025
84AQI
84AQI
21st March 2025
88AQI
88AQI
22nd March 2025
84AQI
84AQI
23rd March 2025
83AQI
83AQI
24th March 2025
82AQI
82AQI
25th March 2025
88AQI
88AQI
26th March 2025
80AQI
80AQI
27th March 2025
89AQI
89AQI
28th March 2025
85AQI
85AQI
29th March 2025
68AQI
68AQI
30th March 2025
50AQI
50AQI
31st March 2025
43AQI
43AQI
1st April 2025
49AQI
49AQI
2nd April 2025
66AQI
66AQI
3rd April 2025
65AQI
65AQI
4th April 2025
63AQI
63AQI
5th April 2025
70AQI
70AQI
6th April 2025
52AQI
52AQI
7th April 2025
63AQI
63AQI
8th April 2025
57AQI
57AQI
9th April 2025
72AQI
72AQI
10th April 2025
75AQI
75AQI
11th April 2025
82AQI
82AQI
12th April 2025
72AQI
72AQI
13th April 2025
124AQI
124AQI
14th April 2025
119AQI
119AQI
15th April 2025
100AQI
100AQI
16th April 2025
89AQI
89AQI
17th April 2025
90AQI
90AQI
18th April 2025
80AQI
80AQI
19th April 2025
66AQI
66AQI
20th April 2025
71AQI
71AQI
21st April 2025
67AQI
67AQI
22nd April 2025
74AQI
74AQI
23rd April 2025
62AQI
62AQI
24th April 2025
69AQI
69AQI
25th April 2025
69AQI
69AQI
26th April 2025
61AQI
61AQI
27th April 2025
65AQI
65AQI
28th April 2025
61AQI
61AQI
29th April 2025
49AQI
49AQI
30th April 2025
56AQI
56AQI
1st May 2025
58AQI
58AQI
2nd May 2025
64AQI
64AQI
3rd May 2025
66AQI
66AQI
4th May 2025
70AQI
70AQI
5th May 2025
59AQI
59AQI
6th May 2025
67AQI
67AQI
7th May 2025
72AQI
72AQI
8th May 2025
66AQI
66AQI
9th May 2025
62AQI
62AQI
10th May 2025
59AQI
59AQI
11th May 2025
66AQI
66AQI
12th May 2025
66AQI
66AQI
13th May 2025
66AQI
66AQI
14th May 2025
59AQI
59AQI
15th May 2025
45AQI
45AQI
16th May 2025
42AQI
42AQI
17th May 2025
47AQI
47AQI
18th May 2025
47AQI
47AQI
19th May 2025
49AQI
49AQI
20th May 2025
49AQI
49AQI
21st May 2025
50AQI
50AQI
22nd May 2025
42AQI
42AQI
23rd May 2025
49AQI
49AQI
24th May 2025
48AQI
48AQI
25th May 2025
45AQI
45AQI
26th May 2025
61AQI
61AQI
27th May 2025
50AQI
50AQI
28th May 2025
44AQI
44AQI
29th May 2025
43AQI
43AQI
30th May 2025
49AQI
49AQI
31st May 2025
42AQI
42AQI
1st June 2025
44AQI
44AQI
2nd June 2025
46AQI
46AQI
3rd June 2025
51AQI
51AQI
4th June 2025
59AQI
59AQI
5th June 2025
60AQI
60AQI
6th June 2025
60AQI
60AQI
7th June 2025
58AQI
58AQI
8th June 2025
58AQI
58AQI
9th June 2025
63AQI
63AQI
10th June 2025
62AQI
62AQI
11th June 2025
49AQI
49AQI
12th June 2025
39AQI
39AQI
13th June 2025
48AQI
48AQI
14th June 2025
43AQI
43AQI
15th June 2025
43AQI
43AQI
16th June 2025
46AQI
46AQI
17th June 2025
47AQI
47AQI
18th June 2025
38AQI
38AQI
19th June 2025
37AQI
37AQI
20th June 2025
36AQI
36AQI
21st June 2025
39AQI
39AQI
22nd June 2025
43AQI
43AQI
23rd June 2025
38AQI
38AQI
24th June 2025
39AQI
39AQI
25th June 2025
35AQI
35AQI
26th June 2025
37AQI
37AQI
27th June 2025
35AQI
35AQI
28th June 2025
32AQI
32AQI
29th June 2025
32AQI
32AQI
30th June 2025
30AQI
30AQI
1st July 2025
31AQI
31AQI
2nd July 2025
30AQI
30AQI
3rd July 2025
32AQI
32AQI
96AQI
62AQI
66AQI
72AQI
55AQI
45AQI
31AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202566AQI
19
12
3
25
7
24
2
26
2
16
15
22
8
3
53
117
14
Highest AQI recorded in
January96AQI
Lowest AQI recorded in
July31AQI
202446AQI
14
2
1
1
1
2
11
1
29
1
31
31
24
5
19
9
3
20
10
23
8
180
55
11
Highest AQI recorded in
December88AQI
Lowest AQI recorded in
July31AQI
202345AQI
3
26
5
29
5
Highest AQI recorded in
November47AQI
Lowest AQI recorded in
December45AQI
202262AQI
1
11
1
11
Highest AQI recorded in
January62AQI
Lowest AQI recorded in
January62AQI
202157AQI
25
4
2
3
23
2
29
2
2
28
20
11
20
10
29
2
24
7
28
2
19
12
8
20
2
5
25
1
158
194
11
2
Highest AQI recorded in
January90AQI
Lowest AQI recorded in
September33AQI
202052AQI
8
4
9
11
5
27
1
29
24
5
24
5
1
14
16
1
4
20
6
4
21
6
141
90
14
Highest AQI recorded in
December80AQI
Lowest AQI recorded in
July31AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
66AQILeast Polluted Year Recorded
2023(Avg.)
45AQILand Environment And Resources Bureau's annual 2025 AQI (66) shows an average percentage change of 27.8% (worsened AQI) compared to previous years: 2020 (52), 2021 (57), 2022 (62), 2023 (45), 2024 (46).
