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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

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+

September Air Quality Analysis

Basuo, Hainan, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
7th Sep 2022
85AQI
Lowest AQI recorded on
14th Sep 2026
13AQI

Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 38 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 28th Sep - 29th Sep 2026

Basuo, Hainan, China

AQI
Day
Night
.

6 AM28th Sep 2026

6 PM

5 AM29th Sep 2026

Day time
Avg. Highest Time
6AM28th Sep

45AQI

Avg. Lowest Time
3PM28th Sep

28AQI

Night time
Avg. Highest Time
9PM28th Sep

40AQI

Avg. Lowest Time
12AM29th Sep

30AQI

In the last 24 hours,

Basuo's AQI reached its highest point of 45 at 6 AM during the Day, while the lowest point, 28, was recorded at 3 PM during the Day between 28th Sep and 29th Sep 2026.

Day & Night AQI Trend : Aug - Sep 2026

Basuo, Hainan, China

AugSep
31st - 01st01st - 02nd02nd - 03rd03rd - 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
Day
Night
31st Aug 2026336 AMAQI
31st Aug 2026317 AMAQI
31st Aug 2026348 AMAQI
31st Aug 2026349 AMAQI
31st Aug 20263710 AMAQI
31st Aug 20263711 AMAQI
31st Aug 20263112 PMAQI
31st Aug 2026311 PMAQI
31st Aug 2026282 PMAQI
31st Aug 2026213 PMAQI
31st Aug 2026264 PMAQI
31st Aug 2026265 PMAQI
31st Aug 2026276 PMAQI
31st Aug 2026297 PMAQI
31st Aug 2026338 PMAQI
31st Aug 2026279 PMAQI
31st Aug 20263310 PMAQI
31st Aug 20263011 PMAQI
1st Sep 20262912 AMAQI
1st Sep 2026281 AMAQI
1st Sep 2026332 AMAQI
1st Sep 2026333 AMAQI
1st Sep 2026244 AMAQI
1st Sep 2026265 AMAQI

27°C26/28°C

1st Sep 2026466 AMAQI
1st Sep 2026477 AMAQI
1st Sep 2026468 AMAQI
1st Sep 2026429 AMAQI
1st Sep 20264010 AMAQI
1st Sep 20263411 AMAQI
1st Sep 20263612 PMAQI
1st Sep 2026321 PMAQI
1st Sep 2026312 PMAQI
1st Sep 2026263 PMAQI
1st Sep 2026244 PMAQI
1st Sep 2026275 PMAQI
1st Sep 2026326 PMAQI
1st Sep 2026347 PMAQI
1st Sep 2026378 PMAQI
1st Sep 2026379 PMAQI
1st Sep 20263510 PMAQI
1st Sep 20263311 PMAQI
2nd Sep 20263112 AMAQI
2nd Sep 2026311 AMAQI
2nd Sep 2026292 AMAQI
2nd Sep 2026303 AMAQI
2nd Sep 2026294 AMAQI
2nd Sep 2026315 AMAQI

27°C24/29°C

2nd Sep 2026326 AMAQI
2nd Sep 2026327 AMAQI
2nd Sep 2026368 AMAQI
2nd Sep 2026419 AMAQI
2nd Sep 20264410 AMAQI
2nd Sep 20263911 AMAQI
2nd Sep 20262912 PMAQI
2nd Sep 2026351 PMAQI
2nd Sep 2026262 PMAQI
2nd Sep 2026243 PMAQI
2nd Sep 2026244 PMAQI
2nd Sep 2026245 PMAQI
2nd Sep 2026266 PMAQI
2nd Sep 2026267 PMAQI
2nd Sep 2026298 PMAQI
2nd Sep 2026429 PMAQI
2nd Sep 20264410 PMAQI
2nd Sep 20264511 PMAQI
3rd Sep 20264912 AMAQI
3rd Sep 2026481 AMAQI
3rd Sep 2026452 AMAQI
3rd Sep 2026433 AMAQI
3rd Sep 2026394 AMAQI
3rd Sep 2026375 AMAQI

28°C27/29°C

3rd Sep 2026376 AMAQI
3rd Sep 2026337 AMAQI
3rd Sep 2026378 AMAQI
3rd Sep 2026409 AMAQI
3rd Sep 20265310 AMAQI
3rd Sep 20264211 AMAQI
3rd Sep 20263812 PMAQI
3rd Sep 2026281 PMAQI
3rd Sep 2026272 PMAQI
3rd Sep 2026283 PMAQI
3rd Sep 2026264 PMAQI
3rd Sep 2026335 PMAQI
3rd Sep 2026326 PMAQI
3rd Sep 2026297 PMAQI
3rd Sep 2026308 PMAQI
3rd Sep 2026359 PMAQI
3rd Sep 20264210 PMAQI
3rd Sep 20264011 PMAQI
4th Sep 20263912 AMAQI
4th Sep 2026421 AMAQI
4th Sep 2026382 AMAQI
4th Sep 2026323 AMAQI
4th Sep 2026364 AMAQI
4th Sep 2026395 AMAQI

28°C27/29°C

4th Sep 2026406 AMAQI
4th Sep 2026397 AMAQI
4th Sep 2026358 AMAQI
4th Sep 2026509 AMAQI
4th Sep 20264310 AMAQI
4th Sep 20264611 AMAQI
4th Sep 20263812 PMAQI
4th Sep 2026371 PMAQI
4th Sep 2026392 PMAQI
4th Sep 2026353 PMAQI
4th Sep 2026344 PMAQI
4th Sep 2026385 PMAQI
4th Sep 2026366 PMAQI
4th Sep 2026307 PMAQI
4th Sep 2026378 PMAQI
4th Sep 2026389 PMAQI
4th Sep 20264510 PMAQI
4th Sep 20264411 PMAQI
5th Sep 20264312 AMAQI
5th Sep 2026471 AMAQI
5th Sep 2026372 AMAQI
5th Sep 2026383 AMAQI
5th Sep 2026404 AMAQI
5th Sep 2026375 AMAQI

27°C27/28°C

5th Sep 2026466 AMAQI
5th Sep 2026407 AMAQI
5th Sep 2026478 AMAQI
5th Sep 2026579 AMAQI
5th Sep 20265710 AMAQI
5th Sep 20266211 AMAQI
5th Sep 20264512 PMAQI
5th Sep 2026451 PMAQI
5th Sep 2026392 PMAQI
5th Sep 2026443 PMAQI
5th Sep 2026434 PMAQI
5th Sep 2026425 PMAQI
5th Sep 2026436 PMAQI
5th Sep 2026447 PMAQI
5th Sep 2026538 PMAQI
5th Sep 2026549 PMAQI
5th Sep 20265410 PMAQI
5th Sep 20265711 PMAQI
6th Sep 20265512 AMAQI
6th Sep 2026571 AMAQI
6th Sep 2026542 AMAQI
6th Sep 2026493 AMAQI
6th Sep 2026514 AMAQI
6th Sep 2026485 AMAQI

27°C26/28°C

6th Sep 2026496 AMAQI
6th Sep 2026547 AMAQI
6th Sep 2026558 AMAQI
6th Sep 2026579 AMAQI
6th Sep 20266010 AMAQI
6th Sep 20265811 AMAQI
6th Sep 20265612 PMAQI
6th Sep 2026601 PMAQI
6th Sep 2026522 PMAQI
6th Sep 2026433 PMAQI
6th Sep 2026384 PMAQI
6th Sep 2026385 PMAQI
6th Sep 2026396 PMAQI
6th Sep 2026397 PMAQI
6th Sep 2026488 PMAQI
6th Sep 2026559 PMAQI
6th Sep 20266310 PMAQI
6th Sep 20265911 PMAQI
7th Sep 20264412 AMAQI
7th Sep 2026361 AMAQI
7th Sep 2026362 AMAQI
7th Sep 2026533 AMAQI
7th Sep 2026574 AMAQI
7th Sep 2026305 AMAQI

27°C26/28°C

7th Sep 2026306 AMAQI
7th Sep 2026347 AMAQI
7th Sep 2026458 AMAQI
7th Sep 2026519 AMAQI
7th Sep 20264710 AMAQI
7th Sep 20264411 AMAQI
7th Sep 20263812 PMAQI
7th Sep 2026341 PMAQI
7th Sep 2026312 PMAQI
7th Sep 2026263 PMAQI
7th Sep 2026284 PMAQI
7th Sep 2026275 PMAQI
7th Sep 2026296 PMAQI
7th Sep 2026337 PMAQI
7th Sep 2026338 PMAQI
7th Sep 2026299 PMAQI
7th Sep 20262310 PMAQI
7th Sep 20262311 PMAQI
8th Sep 20263212 AMAQI
8th Sep 2026321 AMAQI
8th Sep 2026282 AMAQI
8th Sep 2026263 AMAQI
8th Sep 2026274 AMAQI
8th Sep 2026275 AMAQI

27°C27/28°C

8th Sep 2026256 AMAQI
8th Sep 2026317 AMAQI
8th Sep 2026298 AMAQI
8th Sep 2026319 AMAQI
8th Sep 20263010 AMAQI
8th Sep 20263411 AMAQI
8th Sep 20262812 PMAQI
8th Sep 2026211 PMAQI
8th Sep 2026222 PMAQI
8th Sep 2026253 PMAQI
8th Sep 2026264 PMAQI
8th Sep 2026285 PMAQI
8th Sep 2026316 PMAQI
8th Sep 2026417 PMAQI
8th Sep 2026498 PMAQI
8th Sep 2026399 PMAQI
8th Sep 20263610 PMAQI
8th Sep 20263711 PMAQI
9th Sep 20263412 AMAQI
9th Sep 2026391 AMAQI
9th Sep 2026492 AMAQI
9th Sep 2026453 AMAQI
9th Sep 2026504 AMAQI
9th Sep 2026475 AMAQI

28°C27/29°C

9th Sep 2026466 AMAQI
9th Sep 2026387 AMAQI
9th Sep 2026498 AMAQI
9th Sep 2026549 AMAQI
9th Sep 20264810 AMAQI
9th Sep 20264811 AMAQI
9th Sep 20264312 PMAQI
9th Sep 2026431 PMAQI
9th Sep 2026322 PMAQI
9th Sep 2026323 PMAQI
9th Sep 2026284 PMAQI
9th Sep 2026275 PMAQI
9th Sep 2026346 PMAQI
9th Sep 2026297 PMAQI
9th Sep 2026428 PMAQI
9th Sep 2026549 PMAQI
9th Sep 20265310 PMAQI
9th Sep 20264311 PMAQI
10th Sep 20264812 AMAQI
10th Sep 2026491 AMAQI
10th Sep 2026412 AMAQI
10th Sep 2026413 AMAQI
10th Sep 2026434 AMAQI
10th Sep 2026425 AMAQI

28°C27/29°C

10th Sep 2026476 AMAQI
10th Sep 2026417 AMAQI
10th Sep 2026478 AMAQI
10th Sep 2026539 AMAQI
10th Sep 20265310 AMAQI
10th Sep 20265811 AMAQI
10th Sep 20264212 PMAQI
10th Sep 2026431 PMAQI
10th Sep 2026412 PMAQI
10th Sep 2026403 PMAQI
10th Sep 2026374 PMAQI
10th Sep 2026375 PMAQI
10th Sep 2026386 PMAQI
10th Sep 2026387 PMAQI
10th Sep 2026438 PMAQI
10th Sep 2026479 PMAQI
10th Sep 20264710 PMAQI
10th Sep 20265111 PMAQI
11th Sep 20265012 AMAQI
11th Sep 2026541 AMAQI
11th Sep 2026472 AMAQI
11th Sep 2026463 AMAQI
11th Sep 2026464 AMAQI
11th Sep 2026425 AMAQI

28°C27/30°C

11th Sep 2026386 AMAQI
11th Sep 2026527 AMAQI
11th Sep 2026508 AMAQI
11th Sep 2026539 AMAQI
11th Sep 20265410 AMAQI
11th Sep 20265411 AMAQI
11th Sep 20265212 PMAQI
11th Sep 2026511 PMAQI
11th Sep 2026522 PMAQI
11th Sep 2026543 PMAQI
11th Sep 2026554 PMAQI
11th Sep 2026605 PMAQI
11th Sep 2026626 PMAQI
11th Sep 2026607 PMAQI
11th Sep 2026608 PMAQI
11th Sep 2026629 PMAQI
11th Sep 20266410 PMAQI
11th Sep 20266311 PMAQI
12th Sep 20265712 AMAQI
12th Sep 2026571 AMAQI
12th Sep 2026572 AMAQI
12th Sep 2026553 AMAQI
12th Sep 2026514 AMAQI
12th Sep 2026505 AMAQI

27°C26/29°C

12th Sep 2026666 AMAQI
12th Sep 2026717 AMAQI
12th Sep 2026778 AMAQI
12th Sep 2026729 AMAQI
12th Sep 20267110 AMAQI
12th Sep 20267211 AMAQI
12th Sep 20266312 PMAQI
12th Sep 2026611 PMAQI
12th Sep 2026612 PMAQI
12th Sep 2026583 PMAQI
12th Sep 2026674 PMAQI
12th Sep 2026635 PMAQI
12th Sep 2026566 PMAQI
12th Sep 2026527 PMAQI
12th Sep 2026478 PMAQI
12th Sep 2026499 PMAQI
12th Sep 20265610 PMAQI
12th Sep 20265411 PMAQI
13th Sep 20265212 AMAQI
13th Sep 2026501 AMAQI
13th Sep 2026482 AMAQI
13th Sep 2026503 AMAQI
13th Sep 2026405 AMAQI

27°C26/28°C

13th Sep 2026356 AMAQI
13th Sep 2026357 AMAQI
13th Sep 2026358 AMAQI
13th Sep 2026359 AMAQI
13th Sep 20264610 AMAQI
13th Sep 20265411 AMAQI
13th Sep 20263812 PMAQI
13th Sep 2026221 PMAQI
13th Sep 2026212 PMAQI
13th Sep 2026153 PMAQI
13th Sep 2026104 PMAQI
13th Sep 2026105 PMAQI
13th Sep 202696 PMAQI
13th Sep 2026107 PMAQI
13th Sep 2026158 PMAQI
13th Sep 2026199 PMAQI
13th Sep 20261310 PMAQI
13th Sep 20261311 PMAQI
14th Sep 20261212 AMAQI
14th Sep 2026101 AMAQI
14th Sep 2026112 AMAQI
14th Sep 2026103 AMAQI
14th Sep 2026104 AMAQI
14th Sep 202695 AMAQI

26°C25/27°C

14th Sep 202686 AMAQI
14th Sep 202687 AMAQI
14th Sep 202698 AMAQI
14th Sep 202689 AMAQI
14th Sep 20261110 AMAQI
14th Sep 20261111 AMAQI
14th Sep 20261212 PMAQI
14th Sep 2026101 PMAQI
14th Sep 2026102 PMAQI
14th Sep 2026113 PMAQI
14th Sep 202694 PMAQI
14th Sep 2026105 PMAQI
14th Sep 202696 PMAQI
14th Sep 2026217 PMAQI
14th Sep 2026258 PMAQI
14th Sep 2026279 PMAQI
14th Sep 20262910 PMAQI
14th Sep 20262311 PMAQI
15th Sep 20262612 AMAQI
15th Sep 2026291 AMAQI
15th Sep 2026322 AMAQI
15th Sep 2026323 AMAQI
15th Sep 2026314 AMAQI
15th Sep 2026355 AMAQI

25°C24/27°C

15th Sep 2026346 AMAQI
15th Sep 2026327 AMAQI
15th Sep 2026318 AMAQI
15th Sep 2026379 AMAQI
15th Sep 20264010 AMAQI
15th Sep 20264211 AMAQI
15th Sep 20264012 PMAQI
15th Sep 2026361 PMAQI
15th Sep 2026372 PMAQI
15th Sep 2026363 PMAQI
15th Sep 2026354 PMAQI
15th Sep 2026345 PMAQI
15th Sep 2026386 PMAQI
15th Sep 2026367 PMAQI
15th Sep 2026408 PMAQI
15th Sep 2026459 PMAQI
15th Sep 20264010 PMAQI
15th Sep 20263511 PMAQI
16th Sep 20263312 AMAQI
16th Sep 2026351 AMAQI
16th Sep 2026342 AMAQI
16th Sep 2026353 AMAQI
16th Sep 2026374 AMAQI
16th Sep 2026345 AMAQI

26°C25/28°C

16th Sep 2026336 AMAQI
16th Sep 2026347 AMAQI
16th Sep 2026398 AMAQI
16th Sep 2026439 AMAQI
16th Sep 20264410 AMAQI
16th Sep 20265111 AMAQI
16th Sep 20265312 PMAQI
16th Sep 2026581 PMAQI
16th Sep 2026562 PMAQI
16th Sep 2026493 PMAQI
16th Sep 2026494 PMAQI
16th Sep 2026495 PMAQI
16th Sep 2026506 PMAQI
16th Sep 2026527 PMAQI
16th Sep 2026498 PMAQI
16th Sep 2026549 PMAQI
16th Sep 20266010 PMAQI
16th Sep 20265511 PMAQI
17th Sep 20265212 AMAQI
17th Sep 2026531 AMAQI
17th Sep 2026562 AMAQI
17th Sep 2026523 AMAQI
17th Sep 2026514 AMAQI
17th Sep 2026405 AMAQI

27°C26/28°C

17th Sep 2026426 AMAQI
17th Sep 2026467 AMAQI
17th Sep 2026518 AMAQI
17th Sep 2026679 AMAQI
17th Sep 20266410 AMAQI
17th Sep 20265611 AMAQI
17th Sep 20265312 PMAQI
17th Sep 2026551 PMAQI
17th Sep 2026582 PMAQI
17th Sep 2026553 PMAQI
17th Sep 2026494 PMAQI
17th Sep 2026455 PMAQI
17th Sep 2026506 PMAQI
17th Sep 2026537 PMAQI
17th Sep 2026588 PMAQI
17th Sep 2026629 PMAQI
17th Sep 20266210 PMAQI
17th Sep 20266111 PMAQI
18th Sep 20265712 AMAQI
18th Sep 2026531 AMAQI
18th Sep 2026512 AMAQI
18th Sep 2026533 AMAQI
18th Sep 2026544 AMAQI
18th Sep 2026515 AMAQI

27°C27/28°C

18th Sep 2026556 AMAQI
18th Sep 2026517 AMAQI
18th Sep 2026578 AMAQI
18th Sep 2026659 AMAQI
18th Sep 20266610 AMAQI
18th Sep 20266311 AMAQI
18th Sep 20265312 PMAQI
18th Sep 2026551 PMAQI
18th Sep 2026572 PMAQI
18th Sep 2026543 PMAQI
18th Sep 2026574 PMAQI
18th Sep 2026525 PMAQI
18th Sep 2026486 PMAQI
18th Sep 2026467 PMAQI
18th Sep 2026558 PMAQI
18th Sep 2026589 PMAQI
18th Sep 20266110 PMAQI
18th Sep 20265611 PMAQI
19th Sep 20265612 AMAQI
19th Sep 2026641 AMAQI
19th Sep 2026542 AMAQI
19th Sep 2026603 AMAQI
19th Sep 2026604 AMAQI
19th Sep 2026585 AMAQI

28°C27/29°C

19th Sep 2026526 AMAQI
19th Sep 2026607 AMAQI
19th Sep 2026608 AMAQI
19th Sep 2026719 AMAQI
19th Sep 20266610 AMAQI
19th Sep 20266611 AMAQI
19th Sep 20265512 PMAQI
19th Sep 2026601 PMAQI
19th Sep 2026522 PMAQI
19th Sep 2026563 PMAQI
19th Sep 2026564 PMAQI
19th Sep 2026545 PMAQI
19th Sep 2026586 PMAQI
19th Sep 2026637 PMAQI
19th Sep 2026628 PMAQI
19th Sep 2026619 PMAQI
19th Sep 20266410 PMAQI
19th Sep 20266011 PMAQI
20th Sep 20264212 AMAQI
20th Sep 2026331 AMAQI
20th Sep 2026452 AMAQI
20th Sep 2026583 AMAQI
20th Sep 2026604 AMAQI
20th Sep 2026605 AMAQI

28°C27/29°C

20th Sep 2026556 AMAQI
20th Sep 2026557 AMAQI
20th Sep 2026598 AMAQI
20th Sep 2026599 AMAQI
20th Sep 20266710 AMAQI
20th Sep 20265911 AMAQI
20th Sep 20266312 PMAQI
20th Sep 2026511 PMAQI
20th Sep 2026482 PMAQI
20th Sep 2026323 PMAQI
20th Sep 2026274 PMAQI
20th Sep 2026275 PMAQI
20th Sep 2026266 PMAQI
20th Sep 2026287 PMAQI
20th Sep 2026288 PMAQI
20th Sep 2026339 PMAQI
20th Sep 20262910 PMAQI
20th Sep 20263111 PMAQI
21st Sep 20262812 AMAQI
21st Sep 2026241 AMAQI
21st Sep 2026282 AMAQI
21st Sep 2026273 AMAQI
21st Sep 2026294 AMAQI
21st Sep 2026315 AMAQI

28°C27/29°C

21st Sep 2026286 AMAQI
21st Sep 2026287 AMAQI
21st Sep 2026378 AMAQI
21st Sep 2026309 AMAQI
21st Sep 20262910 AMAQI
21st Sep 20262811 AMAQI
21st Sep 20263212 PMAQI
21st Sep 2026441 PMAQI
21st Sep 2026442 PMAQI
21st Sep 2026483 PMAQI
21st Sep 2026444 PMAQI
21st Sep 2026435 PMAQI
21st Sep 2026446 PMAQI
21st Sep 2026457 PMAQI
21st Sep 2026508 PMAQI
21st Sep 2026509 PMAQI
21st Sep 20264910 PMAQI
21st Sep 20265011 PMAQI
22nd Sep 20265012 AMAQI
22nd Sep 2026681 AMAQI
22nd Sep 2026732 AMAQI
22nd Sep 2026663 AMAQI
22nd Sep 2026734 AMAQI
22nd Sep 2026495 AMAQI

27°C27/28°C

22nd Sep 2026466 AMAQI
22nd Sep 2026487 AMAQI
22nd Sep 2026478 AMAQI
22nd Sep 2026479 AMAQI
22nd Sep 20264110 AMAQI
22nd Sep 20263411 AMAQI
22nd Sep 20263412 PMAQI
22nd Sep 2026401 PMAQI
22nd Sep 2026392 PMAQI
22nd Sep 2026393 PMAQI
22nd Sep 2026374 PMAQI
22nd Sep 2026395 PMAQI
22nd Sep 2026426 PMAQI
22nd Sep 2026377 PMAQI
22nd Sep 2026438 PMAQI
22nd Sep 2026409 PMAQI
22nd Sep 20264710 PMAQI
22nd Sep 20264311 PMAQI
23rd Sep 20264212 AMAQI
23rd Sep 2026421 AMAQI
23rd Sep 2026382 AMAQI
23rd Sep 2026293 AMAQI
23rd Sep 2026244 AMAQI
23rd Sep 2026255 AMAQI

28°C27/28°C

23rd Sep 2026266 AMAQI
23rd Sep 2026377 AMAQI
23rd Sep 2026448 AMAQI
23rd Sep 2026479 AMAQI
23rd Sep 20264510 AMAQI
23rd Sep 20264411 AMAQI
23rd Sep 20264012 PMAQI
23rd Sep 2026291 PMAQI
23rd Sep 2026242 PMAQI
23rd Sep 2026233 PMAQI
23rd Sep 2026234 PMAQI
23rd Sep 2026245 PMAQI
23rd Sep 2026256 PMAQI
23rd Sep 2026227 PMAQI
23rd Sep 2026218 PMAQI
23rd Sep 2026229 PMAQI
23rd Sep 20262610 PMAQI
23rd Sep 20262911 PMAQI
24th Sep 20262912 AMAQI
24th Sep 2026311 AMAQI
24th Sep 2026332 AMAQI
24th Sep 2026343 AMAQI
24th Sep 2026304 AMAQI
24th Sep 2026295 AMAQI

28°C27/28°C

24th Sep 2026286 AMAQI
24th Sep 2026317 AMAQI
24th Sep 2026378 AMAQI
24th Sep 2026459 AMAQI
24th Sep 20264410 AMAQI
24th Sep 20264611 AMAQI
24th Sep 20264112 PMAQI
24th Sep 2026421 PMAQI
24th Sep 2026412 PMAQI
24th Sep 2026423 PMAQI
24th Sep 2026334 PMAQI
24th Sep 2026335 PMAQI
24th Sep 2026376 PMAQI
24th Sep 2026417 PMAQI
24th Sep 2026418 PMAQI
24th Sep 2026369 PMAQI
24th Sep 20263510 PMAQI
24th Sep 20263211 PMAQI
25th Sep 20264012 AMAQI
25th Sep 2026371 AMAQI
25th Sep 2026282 AMAQI
25th Sep 2026283 AMAQI
25th Sep 2026284 AMAQI
25th Sep 2026295 AMAQI

27°C27/28°C

25th Sep 2026296 AMAQI
25th Sep 2026327 AMAQI
25th Sep 2026388 AMAQI
25th Sep 2026409 AMAQI
25th Sep 20263810 AMAQI
25th Sep 20264011 AMAQI
25th Sep 20264012 PMAQI
25th Sep 2026281 PMAQI
25th Sep 2026272 PMAQI
25th Sep 2026293 PMAQI
25th Sep 2026254 PMAQI
25th Sep 2026255 PMAQI
25th Sep 2026276 PMAQI
25th Sep 2026327 PMAQI
25th Sep 2026358 PMAQI
25th Sep 2026409 PMAQI
25th Sep 20264310 PMAQI
25th Sep 20264311 PMAQI
26th Sep 20264612 AMAQI
26th Sep 2026491 AMAQI
26th Sep 2026532 AMAQI
26th Sep 2026453 AMAQI
26th Sep 2026404 AMAQI
26th Sep 2026375 AMAQI

28°C26/29°C

26th Sep 2026386 AMAQI
26th Sep 2026357 AMAQI
26th Sep 2026388 AMAQI
26th Sep 2026429 AMAQI
26th Sep 20264510 AMAQI
26th Sep 20263611 AMAQI
26th Sep 20263512 PMAQI
26th Sep 2026341 PMAQI
26th Sep 2026342 PMAQI
26th Sep 2026373 PMAQI
26th Sep 2026404 PMAQI
26th Sep 2026445 PMAQI
26th Sep 2026456 PMAQI
26th Sep 2026407 PMAQI
26th Sep 2026468 PMAQI
26th Sep 2026509 PMAQI
26th Sep 20265010 PMAQI
26th Sep 20265611 PMAQI
27th Sep 20264712 AMAQI
27th Sep 2026481 AMAQI
27th Sep 2026442 AMAQI
27th Sep 2026403 AMAQI
27th Sep 2026374 AMAQI
27th Sep 2026445 AMAQI

28°C27/29°C

27th Sep 2026476 AMAQI
27th Sep 2026467 AMAQI
27th Sep 2026498 AMAQI
27th Sep 2026539 AMAQI
27th Sep 20265810 AMAQI
27th Sep 20265111 AMAQI
27th Sep 20264712 PMAQI
27th Sep 2026491 PMAQI
27th Sep 2026362 PMAQI
27th Sep 2026293 PMAQI
27th Sep 2026314 PMAQI
27th Sep 2026315 PMAQI
27th Sep 2026506 PMAQI
27th Sep 2026497 PMAQI
27th Sep 2026488 PMAQI
27th Sep 2026439 PMAQI
27th Sep 20265010 PMAQI
27th Sep 20264711 PMAQI
28th Sep 20264112 AMAQI
28th Sep 2026461 AMAQI
28th Sep 2026442 AMAQI
28th Sep 2026393 AMAQI
28th Sep 2026414 AMAQI
28th Sep 2026455 AMAQI

28°C27/29°C

28th Sep 2026456 AMAQI
28th Sep 2026407 AMAQI
28th Sep 2026418 AMAQI
28th Sep 2026449 AMAQI
28th Sep 20263910 AMAQI
28th Sep 20264011 AMAQI
28th Sep 20264012 PMAQI
28th Sep 2026371 PMAQI
28th Sep 2026292 PMAQI
28th Sep 2026283 PMAQI
28th Sep 2026364 PMAQI
28th Sep 2026365 PMAQI
28th Sep 2026366 PMAQI
28th Sep 2026377 PMAQI
28th Sep 2026368 PMAQI
28th Sep 2026409 PMAQI
28th Sep 20263710 PMAQI
28th Sep 20263611 PMAQI
29th Sep 20263012 AMAQI
29th Sep 2026341 AMAQI
29th Sep 2026372 AMAQI
29th Sep 2026393 AMAQI
29th Sep 2026344 AMAQI
29th Sep 2026355 AMAQI

28°C28/29°C

29th Sep 2026386 AMAQI
6 AM
29th Sep 2026347 AMAQI
29th Sep 2026358 AMAQI
29th Sep 2026429 AMAQI
29th Sep 20264410 AMAQI
29th Sep 20264511 AMAQI
29th Sep 20264312 PMAQI
12 PM
29th Sep 2026401 PMAQI
29th Sep 2026412 PMAQI
29th Sep 2026383 PMAQI
29th Sep 2026434 PMAQI
29th Sep 2026405 PMAQI
29th Sep 2026406 PMAQI
6 PM
29th Sep 2026367 PMAQI
29th Sep 2026368 PMAQI
29th Sep 2026379 PMAQI
29th Sep 20264110 PMAQI
29th Sep 20263811 PMAQI
12 AM
5 AM

29°C28/29°C

Day time
Avg. Highest Time
9 AM - 11 AM

47AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
3 PM - 6 PM

36AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 11 AM (Avg. 47), while the lowest AQI was between 3 PM to 6 PM (Avg. 36).
Night time
Avg. Highest Time
9 PM - 11 PM

43AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
5 AM - 7 PM

38AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 43), while the lowest AQI was between 5 AM to 7 PM (Avg. 38).

2026 Days Vs Air Quality

Basuo, Hainan, China

2026

65%

177

35%

94

0.3%

1

Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)

Good
177 Days
Moderate
94 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 65%

Health Risk Level:

Moderate

In 2026, 65% of 272 days were within WHO’s safe air quality limits, and 35% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

Basuo, Hainan, China

AQI levels in 2026

AQI (US)
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.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
64AQI (US)
2nd January 2026
77AQI (US)
3rd January 2026
64AQI (US)
4th January 2026
56AQI (US)
5th January 2026
60AQI (US)
6th January 2026
94AQI (US)
7th January 2026
82AQI (US)
8th January 2026
73AQI (US)
9th January 2026
57AQI (US)
10th January 2026
73AQI (US)
11th January 2026
69AQI (US)
12th January 2026
69AQI (US)
13th January 2026
76AQI (US)
14th January 2026
79AQI (US)
15th January 2026
72AQI (US)
16th January 2026
65AQI (US)
17th January 2026
73AQI (US)
18th January 2026
75AQI (US)
19th January 2026
71AQI (US)
20th January 2026
64AQI (US)
21st January 2026
66AQI (US)
22nd January 2026
82AQI (US)
23rd January 2026
97AQI (US)
24th January 2026
85AQI (US)
25th January 2026
61AQI (US)
26th January 2026
48AQI (US)
27th January 2026
41AQI (US)
28th January 2026
71AQI (US)
29th January 2026
50AQI (US)
30th January 2026
43AQI (US)
31st January 2026
54AQI (US)
1st February 2026
66AQI (US)
2nd February 2026
53AQI (US)
3rd February 2026
70AQI (US)
4th February 2026
59AQI (US)
5th February 2026
49AQI (US)
6th February 2026
42AQI (US)
7th February 2026
35AQI (US)
8th February 2026
43AQI (US)
9th February 2026
38AQI (US)
10th February 2026
52AQI (US)
11th February 2026
56AQI (US)
12th February 2026
43AQI (US)
13th February 2026
29AQI (US)
14th February 2026
40AQI (US)
15th February 2026
41AQI (US)
16th February 2026
47AQI (US)
17th February 2026
79AQI (US)
18th February 2026
29AQI (US)
19th February 2026
41AQI (US)
20th February 2026
57AQI (US)
21st February 2026
54AQI (US)
22nd February 2026
47AQI (US)
23rd February 2026
41AQI (US)
24th February 2026
49AQI (US)
25th February 2026
52AQI (US)
26th February 2026
48AQI (US)
27th February 2026
51AQI (US)
28th February 2026
28AQI (US)
1st March 2026
17AQI (US)
2nd March 2026
43AQI (US)
3rd March 2026
50AQI (US)
4th March 2026
10AQI (US)
5th March 2026
18AQI (US)
6th March 2026
50AQI (US)
7th March 2026
76AQI (US)
8th March 2026
53AQI (US)
9th March 2026
26AQI (US)
10th March 2026
26AQI (US)
11th March 2026
26AQI (US)
12th March 2026
54AQI (US)
13th March 2026
44AQI (US)
14th March 2026
59AQI (US)
15th March 2026
60AQI (US)
16th March 2026
51AQI (US)
17th March 2026
53AQI (US)
18th March 2026
56AQI (US)
19th March 2026
56AQI (US)
20th March 2026
51AQI (US)
21st March 2026
52AQI (US)
22nd March 2026
37AQI (US)
23rd March 2026
39AQI (US)
24th March 2026
37AQI (US)
25th March 2026
43AQI (US)
26th March 2026
56AQI (US)
27th March 2026
59AQI (US)
28th March 2026
49AQI (US)
29th March 2026
59AQI (US)
30th March 2026
52AQI (US)
31st March 2026
63AQI (US)
1st April 2026
74AQI (US)
2nd April 2026
66AQI (US)
3rd April 2026
59AQI (US)
4th April 2026
79AQI (US)
5th April 2026
99AQI (US)
6th April 2026
101AQI (US)
7th April 2026
95AQI (US)
8th April 2026
97AQI (US)
9th April 2026
59AQI (US)
10th April 2026
73AQI (US)
11th April 2026
94AQI (US)
12th April 2026
79AQI (US)
13th April 2026
63AQI (US)
14th April 2026
69AQI (US)
15th April 2026
63AQI (US)
16th April 2026
41AQI (US)
17th April 2026
49AQI (US)
18th April 2026
47AQI (US)
19th April 2026
68AQI (US)
20th April 2026
57AQI (US)
21st April 2026
60AQI (US)
22nd April 2026
57AQI (US)
23rd April 2026
66AQI (US)
24th April 2026
47AQI (US)
25th April 2026
30AQI (US)
26th April 2026
37AQI (US)
27th April 2026
29AQI (US)
28th April 2026
47AQI (US)
29th April 2026
59AQI (US)
30th April 2026
29AQI (US)
1st May 2026
51AQI (US)
2nd May 2026
41AQI (US)
3rd May 2026
53AQI (US)
4th May 2026
28AQI (US)
5th May 2026
37AQI (US)
6th May 2026
30AQI (US)
7th May 2026
36AQI (US)
8th May 2026
32AQI (US)
9th May 2026
23AQI (US)
10th May 2026
34AQI (US)
11th May 2026
34AQI (US)
12th May 2026
44AQI (US)
13th May 2026
38AQI (US)
14th May 2026
41AQI (US)
15th May 2026
43AQI (US)
16th May 2026
71AQI (US)
17th May 2026
56AQI (US)
18th May 2026
55AQI (US)
19th May 2026
43AQI (US)
20th May 2026
60AQI (US)
21st May 2026
72AQI (US)
22nd May 2026
72AQI (US)
23rd May 2026
63AQI (US)
24th May 2026
63AQI (US)
25th May 2026
55AQI (US)
26th May 2026
42AQI (US)
27th May 2026
37AQI (US)
28th May 2026
42AQI (US)
29th May 2026
52AQI (US)
30th May 2026
48AQI (US)
31st May 2026
37AQI (US)
1st June 2026
44AQI (US)
2nd June 2026
32AQI (US)
3rd June 2026
35AQI (US)
4th June 2026
28AQI (US)
5th June 2026
22AQI (US)
6th June 2026
23AQI (US)
7th June 2026
23AQI (US)
8th June 2026
23AQI (US)
9th June 2026
24AQI (US)
10th June 2026
23AQI (US)
11th June 2026
29AQI (US)
12th June 2026
24AQI (US)
13th June 2026
24AQI (US)
14th June 2026
24AQI (US)
15th June 2026
38AQI (US)
16th June 2026
34AQI (US)
17th June 2026
26AQI (US)
18th June 2026
27AQI (US)
19th June 2026
25AQI (US)
20th June 2026
24AQI (US)
21st June 2026
23AQI (US)
22nd June 2026
22AQI (US)
23rd June 2026
34AQI (US)
24th June 2026
39AQI (US)
25th June 2026
42AQI (US)
26th June 2026
34AQI (US)
27th June 2026
28AQI (US)
28th June 2026
25AQI (US)
29th June 2026
25AQI (US)
30th June 2026
24AQI (US)
1st July 2026
26AQI (US)
2nd July 2026
24AQI (US)
3rd July 2026
21AQI (US)
4th July 2026
21AQI (US)
5th July 2026
19AQI (US)
6th July 2026
17AQI (US)
7th July 2026
13AQI (US)
8th July 2026
15AQI (US)
9th July 2026
21AQI (US)
10th July 2026
28AQI (US)
11th July 2026
26AQI (US)
12th July 2026
24AQI (US)
13th July 2026
17AQI (US)
14th July 2026
25AQI (US)
15th July 2026
25AQI (US)
16th July 2026
26AQI (US)
17th July 2026
31AQI (US)
18th July 2026
43AQI (US)
19th July 2026
49AQI (US)
20th July 2026
53AQI (US)
21st July 2026
56AQI (US)
22nd July 2026
46AQI (US)
23rd July 2026
32AQI (US)
24th July 2026
45AQI (US)
25th July 2026
44AQI (US)
26th July 2026
34AQI (US)
27th July 2026
30AQI (US)
28th July 2026
27AQI (US)
29th July 2026
27AQI (US)
30th July 2026
32AQI (US)
31st July 2026
34AQI (US)
1st August 2026
35AQI (US)
2nd August 2026
37AQI (US)
3rd August 2026
39AQI (US)
4th August 2026
39AQI (US)
5th August 2026
38AQI (US)
6th August 2026
37AQI (US)
7th August 2026
37AQI (US)
8th August 2026
32AQI (US)
9th August 2026
33AQI (US)
10th August 2026
42AQI (US)
11th August 2026
47AQI (US)
12th August 2026
31AQI (US)
13th August 2026
33AQI (US)
14th August 2026
35AQI (US)
15th August 2026
28AQI (US)
16th August 2026
37AQI (US)
17th August 2026
37AQI (US)
18th August 2026
39AQI (US)
19th August 2026
35AQI (US)
20th August 2026
35AQI (US)
21st August 2026
47AQI (US)
22nd August 2026
42AQI (US)
23rd August 2026
41AQI (US)
24th August 2026
39AQI (US)
25th August 2026
39AQI (US)
26th August 2026
41AQI (US)
27th August 2026
42AQI (US)
28th August 2026
40AQI (US)
29th August 2026
41AQI (US)
30th August 2026
35AQI (US)
31st August 2026
30AQI (US)
1st September 2026
34AQI (US)
2nd September 2026
32AQI (US)
3rd September 2026
37AQI (US)
4th September 2026
39AQI (US)
5th September 2026
46AQI (US)
6th September 2026
52AQI (US)
7th September 2026
36AQI (US)
8th September 2026
31AQI (US)
9th September 2026
42AQI (US)
10th September 2026
45AQI (US)
11th September 2026
54AQI (US)
12th September 2026
60AQI (US)
13th September 2026
29AQI (US)
14th September 2026
13AQI (US)
15th September 2026
35AQI (US)
16th September 2026
45AQI (US)
17th September 2026
54AQI (US)
18th September 2026
56AQI (US)
19th September 2026
59AQI (US)
20th September 2026
45AQI (US)
21st September 2026
37AQI (US)
22nd September 2026
47AQI (US)
23rd September 2026
31AQI (US)
24th September 2026
36AQI (US)
25th September 2026
33AQI (US)
26th September 2026
42AQI (US)
27th September 2026
45AQI (US)
28th September 2026
39AQI (US)
29th September 2026
38AQI (US)
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

68AQI (US)

48AQI (US)

46AQI (US)

63AQI (US)

46AQI (US)

28AQI (US)

30AQI (US)

38AQI (US)

41AQI (US)

No. of days

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

202645AQI (US)

4
27
17
11
15
16
9
20
1
19
12
30
29
2
31
23
6
177
94
1

Highest AQI (US) recorded in

January

68AQI (US)

Lowest AQI (US) recorded in

June

28AQI (US)

202554AQI (US)

24
7
5
23
8
23
2
26
2
17
14
29
1
31
25
6
30
11
20
5
25
1
29
1
164
191
10

Highest AQI (US) recorded in

January

88AQI (US)

Lowest AQI (US) recorded in

September

31AQI (US)

202449AQI (US)

2
20
3
13
1
9
11
2
1
17
1
17
6
29
1
31
31
28
1
20
11
20
10
24
7
191
114
11

Highest AQI (US) recorded in

December

82AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202353AQI (US)

1
8
2
1
2
8
3
2
1
1
1
5
2
9
4
1
1
2
23
8
49
31
5

Highest AQI (US) recorded in

March

81AQI (US)

Lowest AQI (US) recorded in

September

22AQI (US)

202247AQI (US)

5
22
1
13
8
1
8
22
1
10
19
1
28
3
30
20
1
6
4
12
13
17
6
4
8
1
154
105
5

Highest AQI (US) recorded in

January

64AQI (US)

Lowest AQI (US) recorded in

August

16AQI (US)

202152AQI (US)

22
7
1
3
24
1
4
26
1
12
18
29
2
26
4
30
1
31
29
1
25
6
10
18
2
3
25
3
202
147
14
1

Highest AQI (US) recorded in

January

92AQI (US)

Lowest AQI (US) recorded in

September

27AQI (US)

202046AQI (US)

2
8
4
9
14
3
29
31
30
1
27
3
13
17
1
11
16
3
3
21
7
164
78
11

Highest AQI (US) recorded in

December

82AQI (US)

Lowest AQI (US) recorded in

August

26AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
54AQI (US)
Least Polluted Year Recorded
2026(Avg.)
45AQI (US)

Basuo's annual 2026 AQI (US) (45) shows an average percentage change of -9.9% (improved AQI (US)) compared to previous years: 2020 (46), 2021 (52), 2022 (47), 2023 (53), 2024 (49), 2025 (54).