Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Land Environment And Resources Bureau, Haikou, 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

Land Environment And Resources Bureau, Haikou, Hainan, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2022
61AQI
Lowest AQI recorded on
13th Aug 2026
23AQI

Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 29 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 15th Aug - 16th Aug 2026

Land Environment And Resources Bureau, Haikou, Hainan, China

AQI
Day
Night
.

6 AM15th Aug 2026

7 PM

5 AM16th Aug 2026

Day time
Avg. Highest Time
6AM15th Aug

29AQI

Avg. Lowest Time
7PM15th Aug

21AQI

Night time
Avg. Highest Time
12AM16th Aug

42AQI

Avg. Lowest Time
8PM15th Aug

21AQI

In the last 24 hours,

Land Environment And Resources Bureau's AQI reached its highest point of 42 at 12 AM during the Night, while the lowest point, 21, was recorded at 8 PM during the Night between 15th Aug and 16th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Land Environment And Resources Bureau, Haikou, Hainan, China

JulAug
18th - 19th19th - 20th20th - 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
Day
Night
18th Jul 2026256 AMAQI
18th Jul 2026277 AMAQI
18th Jul 2026278 AMAQI
18th Jul 2026279 AMAQI
18th Jul 20262510 AMAQI
18th Jul 20262511 AMAQI
18th Jul 20262512 PMAQI
18th Jul 2026251 PMAQI
18th Jul 2026312 PMAQI
18th Jul 2026313 PMAQI
18th Jul 2026294 PMAQI
18th Jul 2026335 PMAQI
18th Jul 2026366 PMAQI
18th Jul 2026387 PMAQI
18th Jul 2026388 PMAQI
18th Jul 2026389 PMAQI
18th Jul 20264010 PMAQI
18th Jul 20263811 PMAQI
19th Jul 20264012 AMAQI
19th Jul 2026401 AMAQI
19th Jul 2026422 AMAQI
19th Jul 2026403 AMAQI
19th Jul 2026404 AMAQI
19th Jul 2026405 AMAQI

29°C25/35°C

19th Jul 2026446 AMAQI
19th Jul 2026407 AMAQI
19th Jul 2026408 AMAQI
19th Jul 2026449 AMAQI
19th Jul 20264610 AMAQI
19th Jul 20264811 AMAQI
19th Jul 20264812 PMAQI
19th Jul 2026441 PMAQI
19th Jul 2026442 PMAQI
19th Jul 2026463 PMAQI
19th Jul 2026464 PMAQI
19th Jul 2026495 PMAQI
19th Jul 2026506 PMAQI
19th Jul 2026467 PMAQI
19th Jul 2026518 PMAQI
19th Jul 2026549 PMAQI
19th Jul 20265510 PMAQI
19th Jul 20265311 PMAQI
20th Jul 20265412 AMAQI
20th Jul 2026531 AMAQI
20th Jul 2026512 AMAQI
20th Jul 2026533 AMAQI
20th Jul 2026544 AMAQI
20th Jul 2026545 AMAQI

29°C24/35°C

20th Jul 2026566 AMAQI
20th Jul 2026557 AMAQI
20th Jul 2026558 AMAQI
20th Jul 2026549 AMAQI
20th Jul 20265610 AMAQI
20th Jul 20265211 AMAQI
20th Jul 20265612 PMAQI
20th Jul 2026551 PMAQI
20th Jul 2026562 PMAQI
20th Jul 2026553 PMAQI
20th Jul 2026544 PMAQI
20th Jul 2026525 PMAQI
20th Jul 2026536 PMAQI
20th Jul 2026557 PMAQI
20th Jul 2026598 PMAQI
20th Jul 2026589 PMAQI
20th Jul 20265910 PMAQI
20th Jul 20266611 PMAQI
21st Jul 20266812 AMAQI
21st Jul 2026701 AMAQI
21st Jul 2026522 AMAQI
21st Jul 2026583 AMAQI
21st Jul 2026504 AMAQI
21st Jul 2026445 AMAQI

30°C25/35°C

21st Jul 2026586 AMAQI
21st Jul 2026487 AMAQI
21st Jul 2026488 AMAQI
21st Jul 2026549 AMAQI
21st Jul 20265210 AMAQI
21st Jul 20265012 PMAQI
21st Jul 2026541 PMAQI
21st Jul 2026532 PMAQI
21st Jul 2026563 PMAQI
21st Jul 2026594 PMAQI
21st Jul 2026575 PMAQI
21st Jul 2026946 PMAQI
21st Jul 2026527 PMAQI
21st Jul 2026568 PMAQI
21st Jul 2026659 PMAQI
21st Jul 20266510 PMAQI
21st Jul 20266411 PMAQI
22nd Jul 20264812 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026462 AMAQI
22nd Jul 2026363 AMAQI
22nd Jul 2026284 AMAQI
22nd Jul 2026405 AMAQI

29°C26/33°C

22nd Jul 2026366 AMAQI
22nd Jul 2026447 AMAQI
22nd Jul 2026518 AMAQI
22nd Jul 2026499 AMAQI
22nd Jul 20265510 AMAQI
22nd Jul 20265611 AMAQI
22nd Jul 20265212 PMAQI
22nd Jul 2026551 PMAQI
22nd Jul 2026542 PMAQI
22nd Jul 2026383 PMAQI
22nd Jul 2026384 PMAQI
22nd Jul 2026665 PMAQI
22nd Jul 2026586 PMAQI
22nd Jul 2026527 PMAQI
22nd Jul 2026468 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20263110 PMAQI
22nd Jul 20264011 PMAQI
23rd Jul 20265112 AMAQI
23rd Jul 2026511 AMAQI
23rd Jul 2026532 AMAQI
23rd Jul 2026523 AMAQI
23rd Jul 2026524 AMAQI
23rd Jul 2026525 AMAQI

29°C25/35°C

23rd Jul 2026546 AMAQI
23rd Jul 2026517 AMAQI
23rd Jul 2026518 AMAQI
23rd Jul 2026539 AMAQI
23rd Jul 20265410 AMAQI
23rd Jul 20265211 AMAQI
23rd Jul 20265112 PMAQI
23rd Jul 2026501 PMAQI
23rd Jul 2026492 PMAQI
23rd Jul 2026443 PMAQI
23rd Jul 2026484 PMAQI
23rd Jul 2026485 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026487 PMAQI
23rd Jul 2026568 PMAQI
23rd Jul 2026609 PMAQI
23rd Jul 20266210 PMAQI
23rd Jul 20266211 PMAQI
24th Jul 20266812 AMAQI
24th Jul 2026631 AMAQI
24th Jul 2026602 AMAQI
24th Jul 2026603 AMAQI
24th Jul 2026624 AMAQI
24th Jul 2026625 AMAQI

29°C24/36°C

24th Jul 2026586 AMAQI
24th Jul 2026587 AMAQI
24th Jul 2026568 AMAQI
24th Jul 2026629 AMAQI
24th Jul 20265710 AMAQI
24th Jul 20265411 AMAQI
24th Jul 20265312 PMAQI
24th Jul 2026521 PMAQI
24th Jul 2026472 PMAQI
24th Jul 2026463 PMAQI
24th Jul 2026464 PMAQI
24th Jul 2026445 PMAQI
24th Jul 2026426 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026528 PMAQI
24th Jul 2026679 PMAQI
24th Jul 20267210 PMAQI
24th Jul 20266711 PMAQI
25th Jul 20266412 AMAQI
25th Jul 2026651 AMAQI
25th Jul 2026632 AMAQI
25th Jul 2026603 AMAQI
25th Jul 2026604 AMAQI
25th Jul 2026625 AMAQI

29°C24/36°C

25th Jul 2026576 AMAQI
25th Jul 2026567 AMAQI
25th Jul 2026568 AMAQI
25th Jul 2026559 AMAQI
25th Jul 20264810 AMAQI
25th Jul 20264411 AMAQI
25th Jul 20264212 PMAQI
25th Jul 2026441 PMAQI
25th Jul 2026422 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026384 PMAQI
25th Jul 2026425 PMAQI
25th Jul 2026446 PMAQI
25th Jul 2026487 PMAQI
25th Jul 2026498 PMAQI
25th Jul 2026519 PMAQI
25th Jul 20265710 PMAQI
25th Jul 20266411 PMAQI
26th Jul 20267312 AMAQI
26th Jul 2026741 AMAQI
26th Jul 2026802 AMAQI
26th Jul 2026743 AMAQI
26th Jul 2026834 AMAQI
26th Jul 2026735 AMAQI

28°C24/35°C

26th Jul 2026566 AMAQI
26th Jul 2026447 AMAQI
26th Jul 2026338 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20265110 AMAQI
26th Jul 20265511 AMAQI
26th Jul 20265112 PMAQI
26th Jul 2026441 PMAQI
26th Jul 2026382 PMAQI
26th Jul 2026443 PMAQI
26th Jul 2026464 PMAQI
26th Jul 2026425 PMAQI
26th Jul 2026326 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026289 PMAQI
26th Jul 20263010 PMAQI
26th Jul 20264411 PMAQI
27th Jul 20263812 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026442 AMAQI
27th Jul 2026523 AMAQI
27th Jul 2026424 AMAQI
27th Jul 2026315 AMAQI

29°C25/35°C

27th Jul 2026316 AMAQI
27th Jul 2026367 AMAQI
27th Jul 2026518 AMAQI
27th Jul 2026599 AMAQI
27th Jul 20265410 AMAQI
27th Jul 20264611 AMAQI
27th Jul 20263612 PMAQI
27th Jul 2026331 PMAQI
27th Jul 2026292 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026234 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026316 PMAQI
27th Jul 2026427 PMAQI
27th Jul 2026498 PMAQI
27th Jul 2026609 PMAQI
27th Jul 20265810 PMAQI
27th Jul 20264811 PMAQI
28th Jul 20264012 AMAQI
28th Jul 2026401 AMAQI
28th Jul 2026342 AMAQI
28th Jul 2026313 AMAQI
28th Jul 2026294 AMAQI
28th Jul 2026295 AMAQI

29°C24/36°C

28th Jul 2026276 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026298 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20263311 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026361 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026275 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026277 PMAQI
28th Jul 2026368 PMAQI
28th Jul 2026389 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20264811 PMAQI
29th Jul 20263212 AMAQI
29th Jul 2026271 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026274 AMAQI
29th Jul 2026235 AMAQI

29°C25/36°C

29th Jul 2026236 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20263412 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026274 PMAQI
29th Jul 2026275 PMAQI
29th Jul 2026346 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262310 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20263412 AMAQI
30th Jul 2026381 AMAQI
30th Jul 2026342 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026254 AMAQI
30th Jul 2026325 AMAQI

28°C24/32°C

30th Jul 2026386 AMAQI
30th Jul 2026337 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20263310 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262112 PMAQI
30th Jul 2026361 PMAQI
30th Jul 2026382 PMAQI
30th Jul 2026363 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026235 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026218 PMAQI
30th Jul 2026219 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20263312 AMAQI
31st Jul 2026311 AMAQI
31st Jul 2026332 AMAQI
31st Jul 2026313 AMAQI
31st Jul 2026274 AMAQI
31st Jul 2026275 AMAQI

27°C24/33°C

31st Jul 2026296 AMAQI
31st Jul 2026337 AMAQI
31st Jul 2026318 AMAQI
31st Jul 2026299 AMAQI
31st Jul 20262910 AMAQI
31st Jul 20263611 AMAQI
31st Jul 20262912 PMAQI
31st Jul 2026271 PMAQI
31st Jul 2026322 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026274 PMAQI
31st Jul 2026275 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026278 PMAQI
31st Jul 2026299 PMAQI
31st Jul 20262710 PMAQI
31st Jul 20262311 PMAQI
1st Aug 20262512 AMAQI
1st Aug 2026231 AMAQI
1st Aug 2026212 AMAQI
1st Aug 2026253 AMAQI
1st Aug 2026234 AMAQI
1st Aug 2026275 AMAQI

27°C25/32°C

1st Aug 2026236 AMAQI
1st Aug 2026237 AMAQI
1st Aug 2026238 AMAQI
1st Aug 2026279 AMAQI
1st Aug 20262910 AMAQI
1st Aug 20262711 AMAQI
1st Aug 20262712 PMAQI
1st Aug 2026401 PMAQI
1st Aug 2026362 PMAQI
1st Aug 2026273 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026276 PMAQI
1st Aug 2026237 PMAQI
1st Aug 2026218 PMAQI
1st Aug 2026239 PMAQI
1st Aug 20262510 PMAQI
1st Aug 20262711 PMAQI
2nd Aug 20262712 AMAQI
2nd Aug 2026271 AMAQI
2nd Aug 2026272 AMAQI
2nd Aug 2026233 AMAQI
2nd Aug 2026214 AMAQI
2nd Aug 2026255 AMAQI

27°C24/33°C

2nd Aug 2026296 AMAQI
2nd Aug 2026297 AMAQI
2nd Aug 2026258 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20262910 AMAQI
2nd Aug 20263811 AMAQI
2nd Aug 20263312 PMAQI
2nd Aug 2026381 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026233 PMAQI
2nd Aug 2026304 PMAQI
2nd Aug 2026365 PMAQI
2nd Aug 2026366 PMAQI
2nd Aug 2026297 PMAQI
2nd Aug 2026298 PMAQI
2nd Aug 2026299 PMAQI
2nd Aug 20263310 PMAQI
2nd Aug 20262911 PMAQI
3rd Aug 20262712 AMAQI
3rd Aug 2026291 AMAQI
3rd Aug 2026272 AMAQI
3rd Aug 2026253 AMAQI
3rd Aug 2026294 AMAQI
3rd Aug 2026335 AMAQI

26°C24/30°C

3rd Aug 2026296 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026258 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20263210 AMAQI
3rd Aug 20263311 AMAQI
3rd Aug 20263312 PMAQI
3rd Aug 2026271 PMAQI
3rd Aug 2026252 PMAQI
3rd Aug 2026273 PMAQI
3rd Aug 2026274 PMAQI
3rd Aug 2026235 PMAQI
3rd Aug 2026236 PMAQI
3rd Aug 2026347 PMAQI
3rd Aug 2026428 PMAQI
3rd Aug 2026349 PMAQI
3rd Aug 20262510 PMAQI
3rd Aug 20262511 PMAQI
4th Aug 20262312 AMAQI
4th Aug 2026231 AMAQI
4th Aug 2026252 AMAQI
4th Aug 2026253 AMAQI
4th Aug 2026274 AMAQI
4th Aug 2026275 AMAQI

27°C24/31°C

4th Aug 2026236 AMAQI
4th Aug 2026237 AMAQI
4th Aug 2026238 AMAQI
4th Aug 2026239 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20262911 AMAQI
4th Aug 20264212 PMAQI
4th Aug 2026381 PMAQI
4th Aug 2026332 PMAQI
4th Aug 2026293 PMAQI
4th Aug 2026274 PMAQI
4th Aug 2026235 PMAQI
4th Aug 2026276 PMAQI
4th Aug 2026367 PMAQI
4th Aug 2026308 PMAQI
4th Aug 2026239 PMAQI
4th Aug 20262310 PMAQI
4th Aug 20262911 PMAQI
5th Aug 20263312 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026292 AMAQI
5th Aug 2026293 AMAQI
5th Aug 2026254 AMAQI
5th Aug 2026255 AMAQI

27°C24/32°C

5th Aug 2026256 AMAQI
5th Aug 2026277 AMAQI
5th Aug 2026298 AMAQI
5th Aug 2026279 AMAQI
5th Aug 20262910 AMAQI
5th Aug 20263111 AMAQI
5th Aug 20262112 PMAQI
5th Aug 2026211 PMAQI
5th Aug 2026172 PMAQI
5th Aug 2026193 PMAQI
5th Aug 2026174 PMAQI
5th Aug 2026195 PMAQI
5th Aug 2026256 PMAQI
5th Aug 2026297 PMAQI
5th Aug 2026258 PMAQI
5th Aug 2026219 PMAQI
5th Aug 20261710 PMAQI
5th Aug 20261911 PMAQI
6th Aug 20262512 AMAQI
6th Aug 2026231 AMAQI
6th Aug 2026252 AMAQI
6th Aug 2026193 AMAQI
6th Aug 2026234 AMAQI
6th Aug 2026295 AMAQI

26°C24/30°C

6th Aug 2026296 AMAQI
6th Aug 2026257 AMAQI
6th Aug 2026298 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20262310 AMAQI
6th Aug 20262111 AMAQI
6th Aug 20262112 PMAQI
6th Aug 2026251 PMAQI
6th Aug 2026272 PMAQI
6th Aug 2026173 PMAQI
6th Aug 2026234 PMAQI
6th Aug 2026275 PMAQI
6th Aug 2026386 PMAQI
6th Aug 2026367 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026199 PMAQI
6th Aug 20261710 PMAQI
6th Aug 20262311 PMAQI
7th Aug 20263212 AMAQI
7th Aug 2026341 AMAQI
7th Aug 2026332 AMAQI
7th Aug 2026333 AMAQI
7th Aug 2026294 AMAQI
7th Aug 2026275 AMAQI

26°C24/30°C

7th Aug 2026256 AMAQI
7th Aug 2026257 AMAQI
7th Aug 2026258 AMAQI
7th Aug 2026259 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20264011 AMAQI
7th Aug 20264412 PMAQI
7th Aug 2026271 PMAQI
7th Aug 2026252 PMAQI
7th Aug 2026253 PMAQI
7th Aug 2026274 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026316 PMAQI
7th Aug 2026257 PMAQI
7th Aug 2026278 PMAQI
7th Aug 2026259 PMAQI
7th Aug 20262910 PMAQI
7th Aug 20263311 PMAQI
8th Aug 20263812 AMAQI
8th Aug 2026291 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026293 AMAQI
8th Aug 2026254 AMAQI
8th Aug 2026215 AMAQI

27°C24/30°C

8th Aug 2026216 AMAQI
8th Aug 2026257 AMAQI
8th Aug 2026278 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20262910 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262312 PMAQI
8th Aug 2026251 PMAQI
8th Aug 2026252 PMAQI
8th Aug 2026303 PMAQI
8th Aug 2026344 PMAQI
8th Aug 2026255 PMAQI
8th Aug 2026216 PMAQI
8th Aug 2026257 PMAQI
8th Aug 2026388 PMAQI
8th Aug 2026279 PMAQI
8th Aug 20262510 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20263612 AMAQI
9th Aug 2026461 AMAQI
9th Aug 2026362 AMAQI
9th Aug 2026363 AMAQI
9th Aug 2026384 AMAQI
9th Aug 2026315 AMAQI

27°C24/31°C

9th Aug 2026296 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026278 AMAQI
9th Aug 2026279 AMAQI
9th Aug 20262910 AMAQI
9th Aug 20262711 AMAQI
9th Aug 20262712 PMAQI
9th Aug 2026331 PMAQI
9th Aug 2026332 PMAQI
9th Aug 2026443 PMAQI
9th Aug 2026444 PMAQI
9th Aug 2026465 PMAQI
9th Aug 2026526 PMAQI
9th Aug 2026547 PMAQI
9th Aug 2026608 PMAQI
9th Aug 2026679 PMAQI
9th Aug 20267810 PMAQI
9th Aug 20268111 PMAQI
10th Aug 20266912 AMAQI
10th Aug 2026661 AMAQI
10th Aug 2026672 AMAQI
10th Aug 2026523 AMAQI
10th Aug 2026384 AMAQI
10th Aug 2026445 AMAQI

28°C24/34°C

10th Aug 2026426 AMAQI
10th Aug 2026387 AMAQI
10th Aug 2026318 AMAQI
10th Aug 2026279 AMAQI
10th Aug 20262710 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20262012 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026292 PMAQI
10th Aug 2026343 PMAQI
10th Aug 2026604 PMAQI
10th Aug 2026525 PMAQI
10th Aug 2026446 PMAQI
10th Aug 2026497 PMAQI
10th Aug 2026558 PMAQI
10th Aug 2026549 PMAQI
10th Aug 20266210 PMAQI
10th Aug 20265511 PMAQI
11th Aug 20265112 AMAQI
11th Aug 2026551 AMAQI
11th Aug 2026642 AMAQI
11th Aug 2026603 AMAQI
11th Aug 2026574 AMAQI
11th Aug 2026745 AMAQI

28°C25/33°C

11th Aug 2026676 AMAQI
11th Aug 2026657 AMAQI
11th Aug 2026698 AMAQI
11th Aug 2026609 AMAQI
11th Aug 20266210 AMAQI
11th Aug 20266011 AMAQI
11th Aug 20265812 PMAQI
11th Aug 2026691 PMAQI
11th Aug 2026542 PMAQI
11th Aug 2026583 PMAQI
11th Aug 2026534 PMAQI
11th Aug 2026525 PMAQI
11th Aug 2026536 PMAQI
11th Aug 2026577 PMAQI
11th Aug 2026468 PMAQI
11th Aug 2026469 PMAQI
11th Aug 20265410 PMAQI
11th Aug 20266811 PMAQI
12th Aug 20266812 AMAQI
12th Aug 2026721 AMAQI
12th Aug 2026662 AMAQI
12th Aug 2026653 AMAQI
12th Aug 2026624 AMAQI
12th Aug 2026655 AMAQI

29°C26/34°C

12th Aug 2026646 AMAQI
12th Aug 2026607 AMAQI
12th Aug 2026558 AMAQI
12th Aug 2026519 AMAQI
12th Aug 20264410 AMAQI
12th Aug 20263311 AMAQI
12th Aug 20262912 PMAQI
12th Aug 2026271 PMAQI
12th Aug 2026252 PMAQI
12th Aug 2026273 PMAQI
12th Aug 2026254 PMAQI
12th Aug 2026255 PMAQI
12th Aug 2026176 PMAQI
12th Aug 2026207 PMAQI
12th Aug 2026178 PMAQI
12th Aug 2026199 PMAQI
12th Aug 20262210 PMAQI
12th Aug 20264011 PMAQI
13th Aug 20262912 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026192 AMAQI
13th Aug 2026143 AMAQI
13th Aug 202694 AMAQI
13th Aug 202695 AMAQI

29°C25/36°C

13th Aug 2026116 AMAQI
13th Aug 2026177 AMAQI
13th Aug 2026128 AMAQI
13th Aug 2026159 AMAQI
13th Aug 20261410 AMAQI
13th Aug 20261211 AMAQI
13th Aug 20261212 PMAQI
13th Aug 2026241 PMAQI
13th Aug 2026382 PMAQI
13th Aug 2026233 PMAQI
13th Aug 2026294 PMAQI
13th Aug 2026365 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026237 PMAQI
13th Aug 2026258 PMAQI
13th Aug 2026299 PMAQI
13th Aug 20264010 PMAQI
13th Aug 20265011 PMAQI
14th Aug 20265112 AMAQI
14th Aug 2026461 AMAQI
14th Aug 2026502 AMAQI
14th Aug 2026523 AMAQI
14th Aug 2026534 AMAQI
14th Aug 2026555 AMAQI

29°C26/36°C

14th Aug 2026556 AMAQI
14th Aug 2026547 AMAQI
14th Aug 2026528 AMAQI
14th Aug 2026489 AMAQI
14th Aug 20264510 AMAQI
14th Aug 20264411 AMAQI
14th Aug 20264012 PMAQI
14th Aug 2026361 PMAQI
14th Aug 2026362 PMAQI
14th Aug 2026313 PMAQI
14th Aug 2026384 PMAQI
14th Aug 2026405 PMAQI
14th Aug 2026466 PMAQI
14th Aug 2026447 PMAQI
14th Aug 2026388 PMAQI
14th Aug 2026339 PMAQI
14th Aug 20263610 PMAQI
14th Aug 20263611 PMAQI
15th Aug 20263112 AMAQI
15th Aug 2026311 AMAQI
15th Aug 2026382 AMAQI
15th Aug 2026423 AMAQI
15th Aug 2026424 AMAQI
15th Aug 2026365 AMAQI

29°C25/35°C

15th Aug 2026296 AMAQI
15th Aug 2026297 AMAQI
15th Aug 2026298 AMAQI
15th Aug 2026299 AMAQI
15th Aug 20262710 AMAQI
15th Aug 20262311 AMAQI
15th Aug 20262312 PMAQI
15th Aug 2026211 PMAQI
15th Aug 2026252 PMAQI
15th Aug 2026273 PMAQI
15th Aug 2026274 PMAQI
15th Aug 2026295 PMAQI
15th Aug 2026216 PMAQI
15th Aug 2026217 PMAQI
15th Aug 2026218 PMAQI
15th Aug 2026239 PMAQI
15th Aug 20262510 PMAQI
15th Aug 20263611 PMAQI
16th Aug 20264212 AMAQI
16th Aug 2026381 AMAQI
16th Aug 2026402 AMAQI
16th Aug 2026383 AMAQI
16th Aug 2026384 AMAQI
16th Aug 2026345 AMAQI

29°C25/33°C

16th Aug 2026276 AMAQI
6 AM
16th Aug 2026277 AMAQI
16th Aug 2026278 AMAQI
16th Aug 2026279 AMAQI
16th Aug 20262710 AMAQI
16th Aug 20262311 AMAQI
16th Aug 20262512 PMAQI
12 PM
16th Aug 2026211 PMAQI
16th Aug 2026232 PMAQI
16th Aug 2026233 PMAQI
16th Aug 2026234 PMAQI
16th Aug 2026215 PMAQI
16th Aug 2026216 PMAQI
16th Aug 2026217 PMAQI
7 PM
16th Aug 2026278 PMAQI
16th Aug 2026369 PMAQI
16th Aug 20263810 PMAQI
16th Aug 20262111 PMAQI
12 AM
5 AM

29°C26/34°C

Day time
Avg. Highest Time
6 AM - 7 PM

36AQI

14 hours / Day
420 hours / Month
Avg. Lowest Time
6 AM - 7 PM

36AQI

14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 PM (Avg. 36), while the lowest AQI was between 6 AM to 7 PM (Avg. 36).
Night time
Avg. Highest Time
11 PM

43AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM - 9 PM

38AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 43), while the lowest AQI was between 8 PM to 9 PM (Avg. 38).

2026 Days Vs Air Quality

Land Environment And Resources Bureau, Haikou, Hainan, China

2026

55%

125

45%

103

Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)

Good
125 Days
Moderate
103 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 55%

Health Risk Level:

Considerable

In 2026, 55% of 228 days were within WHO’s safe air quality limits, and 45% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Land Environment And Resources Bureau, Haikou, 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
56AQI (US)
2nd January 2026
75AQI (US)
3rd January 2026
54AQI (US)
4th January 2026
59AQI (US)
5th January 2026
67AQI (US)
6th January 2026
96AQI (US)
7th January 2026
82AQI (US)
8th January 2026
77AQI (US)
9th January 2026
74AQI (US)
10th January 2026
75AQI (US)
11th January 2026
76AQI (US)
12th January 2026
71AQI (US)
13th January 2026
74AQI (US)
14th January 2026
89AQI (US)
15th January 2026
68AQI (US)
16th January 2026
66AQI (US)
17th January 2026
72AQI (US)
18th January 2026
79AQI (US)
19th January 2026
55AQI (US)
20th January 2026
60AQI (US)
21st January 2026
76AQI (US)
22nd January 2026
75AQI (US)
23rd January 2026
72AQI (US)
24th January 2026
70AQI (US)
25th January 2026
55AQI (US)
26th January 2026
45AQI (US)
27th January 2026
46AQI (US)
28th January 2026
68AQI (US)
29th January 2026
58AQI (US)
30th January 2026
44AQI (US)
31st January 2026
39AQI (US)
1st February 2026
62AQI (US)
2nd February 2026
55AQI (US)
3rd February 2026
53AQI (US)
4th February 2026
48AQI (US)
5th February 2026
39AQI (US)
6th February 2026
29AQI (US)
7th February 2026
57AQI (US)
8th February 2026
65AQI (US)
9th February 2026
50AQI (US)
10th February 2026
50AQI (US)
11th February 2026
32AQI (US)
12th February 2026
54AQI (US)
13th February 2026
71AQI (US)
14th February 2026
75AQI (US)
15th February 2026
56AQI (US)
16th February 2026
50AQI (US)
17th February 2026
52AQI (US)
18th February 2026
58AQI (US)
19th February 2026
54AQI (US)
20th February 2026
53AQI (US)
21st February 2026
57AQI (US)
22nd February 2026
40AQI (US)
23rd February 2026
44AQI (US)
24th February 2026
57AQI (US)
25th February 2026
51AQI (US)
26th February 2026
42AQI (US)
27th February 2026
62AQI (US)
28th February 2026
23AQI (US)
1st March 2026
18AQI (US)
2nd March 2026
57AQI (US)
3rd March 2026
54AQI (US)
4th March 2026
8AQI (US)
5th March 2026
24AQI (US)
6th March 2026
53AQI (US)
7th March 2026
54AQI (US)
8th March 2026
71AQI (US)
9th March 2026
60AQI (US)
10th March 2026
38AQI (US)
11th March 2026
51AQI (US)
12th March 2026
68AQI (US)
13th March 2026
60AQI (US)
14th March 2026
58AQI (US)
15th March 2026
69AQI (US)
16th March 2026
62AQI (US)
17th March 2026
48AQI (US)
18th March 2026
48AQI (US)
19th March 2026
60AQI (US)
20th March 2026
56AQI (US)
21st March 2026
46AQI (US)
22nd March 2026
36AQI (US)
23rd March 2026
58AQI (US)
24th March 2026
57AQI (US)
25th March 2026
71AQI (US)
26th March 2026
60AQI (US)
27th March 2026
72AQI (US)
28th March 2026
66AQI (US)
29th March 2026
54AQI (US)
30th March 2026
47AQI (US)
31st March 2026
52AQI (US)
1st April 2026
66AQI (US)
2nd April 2026
64AQI (US)
3rd April 2026
66AQI (US)
4th April 2026
65AQI (US)
5th April 2026
92AQI (US)
6th April 2026
87AQI (US)
7th April 2026
83AQI (US)
8th April 2026
75AQI (US)
9th April 2026
65AQI (US)
10th April 2026
59AQI (US)
11th April 2026
74AQI (US)
12th April 2026
81AQI (US)
13th April 2026
76AQI (US)
14th April 2026
71AQI (US)
15th April 2026
43AQI (US)
16th April 2026
41AQI (US)
17th April 2026
41AQI (US)
18th April 2026
41AQI (US)
19th April 2026
63AQI (US)
20th April 2026
60AQI (US)
21st April 2026
48AQI (US)
22nd April 2026
68AQI (US)
23rd April 2026
78AQI (US)
24th April 2026
40AQI (US)
25th April 2026
36AQI (US)
26th April 2026
40AQI (US)
27th April 2026
37AQI (US)
28th April 2026
51AQI (US)
29th April 2026
50AQI (US)
30th April 2026
30AQI (US)
1st May 2026
59AQI (US)
2nd May 2026
64AQI (US)
3rd May 2026
52AQI (US)
4th May 2026
47AQI (US)
5th May 2026
35AQI (US)
6th May 2026
30AQI (US)
7th May 2026
35AQI (US)
8th May 2026
38AQI (US)
9th May 2026
32AQI (US)
10th May 2026
33AQI (US)
11th May 2026
37AQI (US)
12th May 2026
39AQI (US)
13th May 2026
43AQI (US)
14th May 2026
48AQI (US)
15th May 2026
32AQI (US)
16th May 2026
69AQI (US)
17th May 2026
55AQI (US)
18th May 2026
54AQI (US)
19th May 2026
44AQI (US)
20th May 2026
60AQI (US)
21st May 2026
73AQI (US)
22nd May 2026
75AQI (US)
23rd May 2026
66AQI (US)
24th May 2026
65AQI (US)
25th May 2026
58AQI (US)
26th May 2026
42AQI (US)
27th May 2026
29AQI (US)
28th May 2026
28AQI (US)
29th May 2026
31AQI (US)
30th May 2026
37AQI (US)
31st May 2026
25AQI (US)
1st June 2026
34AQI (US)
2nd June 2026
35AQI (US)
3rd June 2026
36AQI (US)
4th June 2026
28AQI (US)
5th June 2026
24AQI (US)
6th June 2026
25AQI (US)
7th June 2026
22AQI (US)
8th June 2026
25AQI (US)
9th June 2026
22AQI (US)
10th June 2026
31AQI (US)
11th June 2026
46AQI (US)
12th June 2026
40AQI (US)
13th June 2026
26AQI (US)
14th June 2026
24AQI (US)
15th June 2026
25AQI (US)
16th June 2026
41AQI (US)
17th June 2026
49AQI (US)
18th June 2026
40AQI (US)
19th June 2026
30AQI (US)
20th June 2026
25AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
21AQI (US)
23rd June 2026
35AQI (US)
24th June 2026
47AQI (US)
25th June 2026
42AQI (US)
26th June 2026
33AQI (US)
27th June 2026
33AQI (US)
28th June 2026
30AQI (US)
29th June 2026
24AQI (US)
30th June 2026
23AQI (US)
1st July 2026
24AQI (US)
2nd July 2026
23AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
24AQI (US)
5th July 2026
21AQI (US)
6th July 2026
21AQI (US)
7th July 2026
20AQI (US)
8th July 2026
18AQI (US)
9th July 2026
25AQI (US)
10th July 2026
26AQI (US)
11th July 2026
26AQI (US)
12th July 2026
26AQI (US)
13th July 2026
22AQI (US)
14th July 2026
31AQI (US)
15th July 2026
33AQI (US)
16th July 2026
26AQI (US)
17th July 2026
25AQI (US)
18th July 2026
29AQI (US)
19th July 2026
45AQI (US)
20th July 2026
55AQI (US)
21st July 2026
58AQI (US)
22nd July 2026
46AQI (US)
23rd July 2026
52AQI (US)
24th July 2026
56AQI (US)
25th July 2026
52AQI (US)
26th July 2026
49AQI (US)
27th July 2026
40AQI (US)
28th July 2026
33AQI (US)
29th July 2026
26AQI (US)
30th July 2026
30AQI (US)
31st July 2026
29AQI (US)
1st August 2026
26AQI (US)
2nd August 2026
29AQI (US)
3rd August 2026
28AQI (US)
4th August 2026
27AQI (US)
5th August 2026
24AQI (US)
6th August 2026
25AQI (US)
7th August 2026
29AQI (US)
8th August 2026
27AQI (US)
9th August 2026
42AQI (US)
10th August 2026
44AQI (US)
11th August 2026
59AQI (US)
12th August 2026
42AQI (US)
13th August 2026
23AQI (US)
14th August 2026
44AQI (US)
15th August 2026
29AQI (US)
16th August 2026
29AQI (US)
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
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

67AQI (US)

51AQI (US)

53AQI (US)

60AQI (US)

46AQI (US)

31AQI (US)

33AQI (US)

33AQI (US)

No. of days

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

202648AQI (US)

4
27
11
17
9
22
11
19
19
12
30
26
5
15
1
125
103

Highest AQI (US) recorded in

January

67AQI (US)

Lowest AQI (US) recorded in

June

31AQI (US)

202556AQI (US)

24
7
8
20
8
23
2
25
3
16
15
27
3
31
23
8
30
12
19
4
26
1
26
4
162
189
14

Highest AQI (US) recorded in

January

88AQI (US)

Lowest AQI (US) recorded in

September

32AQI (US)

202452AQI (US)

6
15
12
3
2
8
14
5
13
17
6
28
2
31
31
21
8
12
13
5
1
4
26
26
5
175
126
12
1

Highest AQI (US) recorded in

December

85AQI (US)

Lowest AQI (US) recorded in

July

30AQI (US)

202360AQI (US)

1
9
1
4
9
2
1
1
1
5
2
9
1
4
3
29
1
23
59
1

Highest AQI (US) recorded in

November

78AQI (US)

Lowest AQI (US) recorded in

July

24AQI (US)

202247AQI (US)

10
17
1
14
7
17
14
14
16
26
5
29
1
18
1
2
6
1
9
15
1
19
4
2
10
1
160
96
3
1

Highest AQI (US) recorded in

September

68AQI (US)

Lowest AQI (US) recorded in

July

27AQI (US)

202151AQI (US)

1
22
7
7
21
6
22
3
18
12
27
4
20
10
31
30
1
26
4
22
9
8
20
2
2
27
2
198
152
14

Highest AQI (US) recorded in

January

85AQI (US)

Lowest AQI (US) recorded in

July

31AQI (US)

202054AQI (US)

4
5
1
2
9
6
10
25
3
30
1
26
5
22
8
9
21
1
7
18
5
2
18
11
133
98
18

Highest AQI (US) recorded in

December

86AQI (US)

Lowest AQI (US) recorded in

July

36AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
60AQI (US)
Least Polluted Year Recorded
2022(Avg.)
47AQI (US)

Land Environment And Resources Bureau's annual 2026 AQI (US) (48) shows an average percentage change of -9.4% (improved AQI (US)) compared to previous years: 2020 (54), 2021 (51), 2022 (47), 2023 (60), 2024 (52), 2025 (56).