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
Haikou, Hainan, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2023
66AQILowest AQI recorded on
3rd Aug 2023
22AQISame Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 31 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 1st Aug - 2nd Aug 2026
Haikou, Hainan, China
AQI
Day
Night
.
6 AM1st Aug 2026
7 PM
5 AM2nd Aug 2026
Day time
Avg. Highest Time
1PM1st Aug
35AQI
Avg. Lowest Time
7PM1st Aug
27AQI
Night time
Avg. Highest Time
9PM1st Aug
33AQI
Avg. Lowest Time
3AM2nd Aug
24AQI
In the last 24 hours,
Haikou's AQI reached its highest point of 35 at 1 PM during the Day, while the lowest point, 24, was recorded at 3 AM during the Night between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Haikou, Hainan, China
JulAug
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 - 31st31st - 01st01st - 02nd02nd
Day
Night
4th Jul 2026256 AMAQI
4th Jul 2026257 AMAQI
4th Jul 2026248 AMAQI
4th Jul 2026249 AMAQI
4th Jul 20262310 AMAQI
4th Jul 20262211 AMAQI
4th Jul 20262212 PMAQI
4th Jul 2026231 PMAQI
4th Jul 2026232 PMAQI
4th Jul 2026183 PMAQI
4th Jul 2026244 PMAQI
4th Jul 2026215 PMAQI
4th Jul 2026246 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026248 PMAQI
4th Jul 2026249 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20262511 PMAQI
5th Jul 20262612 AMAQI
5th Jul 2026231 AMAQI
5th Jul 2026242 AMAQI
5th Jul 2026233 AMAQI
5th Jul 2026244 AMAQI
5th Jul 2026235 AMAQI
26°C25/28°C
5th Jul 2026236 AMAQI
5th Jul 2026247 AMAQI
5th Jul 2026218 AMAQI
5th Jul 2026209 AMAQI
5th Jul 20262010 AMAQI
5th Jul 20262011 AMAQI
5th Jul 20262012 PMAQI
5th Jul 2026221 PMAQI
5th Jul 2026262 PMAQI
5th Jul 2026253 PMAQI
5th Jul 2026244 PMAQI
5th Jul 2026235 PMAQI
5th Jul 2026236 PMAQI
5th Jul 2026217 PMAQI
5th Jul 2026238 PMAQI
5th Jul 2026229 PMAQI
5th Jul 20262410 PMAQI
5th Jul 20262611 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026261 AMAQI
6th Jul 2026262 AMAQI
6th Jul 2026233 AMAQI
6th Jul 2026234 AMAQI
6th Jul 2026255 AMAQI
28°C27/30°C
6th Jul 2026236 AMAQI
6th Jul 2026247 AMAQI
6th Jul 2026208 AMAQI
6th Jul 2026309 AMAQI
6th Jul 20263410 AMAQI
6th Jul 20261911 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026201 PMAQI
6th Jul 2026232 PMAQI
6th Jul 2026223 PMAQI
6th Jul 2026184 PMAQI
6th Jul 2026175 PMAQI
6th Jul 2026206 PMAQI
6th Jul 2026237 PMAQI
6th Jul 2026238 PMAQI
6th Jul 2026259 PMAQI
6th Jul 20262710 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20262912 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026292 AMAQI
7th Jul 2026253 AMAQI
7th Jul 2026274 AMAQI
7th Jul 2026265 AMAQI
28°C27/31°C
7th Jul 2026246 AMAQI
7th Jul 2026257 AMAQI
7th Jul 2026208 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262210 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262112 PMAQI
7th Jul 2026221 PMAQI
7th Jul 2026262 PMAQI
7th Jul 2026243 PMAQI
7th Jul 2026214 PMAQI
7th Jul 2026255 PMAQI
7th Jul 2026216 PMAQI
7th Jul 2026217 PMAQI
7th Jul 2026238 PMAQI
7th Jul 2026229 PMAQI
7th Jul 20262210 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026261 AMAQI
8th Jul 2026252 AMAQI
8th Jul 2026243 AMAQI
8th Jul 2026224 AMAQI
8th Jul 2026265 AMAQI
28°C26/31°C
8th Jul 2026256 AMAQI
8th Jul 2026267 AMAQI
8th Jul 2026248 AMAQI
8th Jul 2026259 AMAQI
8th Jul 20262410 AMAQI
8th Jul 20262311 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026211 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026233 PMAQI
8th Jul 2026234 PMAQI
8th Jul 2026235 PMAQI
8th Jul 2026196 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026218 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262410 PMAQI
8th Jul 20262711 PMAQI
9th Jul 20262712 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026272 AMAQI
9th Jul 2026263 AMAQI
9th Jul 2026264 AMAQI
9th Jul 2026255 AMAQI
28°C25/32°C
9th Jul 2026266 AMAQI
9th Jul 2026257 AMAQI
9th Jul 2026238 AMAQI
9th Jul 2026239 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026231 PMAQI
9th Jul 2026252 PMAQI
9th Jul 2026243 PMAQI
9th Jul 2026254 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026256 PMAQI
9th Jul 2026257 PMAQI
9th Jul 2026248 PMAQI
9th Jul 2026269 PMAQI
9th Jul 20262810 PMAQI
9th Jul 20262711 PMAQI
10th Jul 20262912 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026282 AMAQI
10th Jul 2026263 AMAQI
10th Jul 2026284 AMAQI
10th Jul 2026275 AMAQI
28°C26/31°C
10th Jul 2026266 AMAQI
10th Jul 2026257 AMAQI
10th Jul 2026258 AMAQI
10th Jul 2026189 AMAQI
10th Jul 20262310 AMAQI
10th Jul 20262411 AMAQI
10th Jul 20262212 PMAQI
10th Jul 2026221 PMAQI
10th Jul 2026212 PMAQI
10th Jul 2026233 PMAQI
10th Jul 2026274 PMAQI
10th Jul 2026275 PMAQI
10th Jul 2026296 PMAQI
10th Jul 2026297 PMAQI
10th Jul 2026298 PMAQI
10th Jul 2026309 PMAQI
10th Jul 20263210 PMAQI
10th Jul 20263211 PMAQI
11th Jul 20263312 AMAQI
11th Jul 2026311 AMAQI
11th Jul 2026312 AMAQI
11th Jul 2026263 AMAQI
11th Jul 2026284 AMAQI
11th Jul 2026295 AMAQI
29°C26/31°C
11th Jul 2026296 AMAQI
11th Jul 2026297 AMAQI
11th Jul 2026328 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20262810 AMAQI
11th Jul 20262811 AMAQI
11th Jul 20262412 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026232 PMAQI
11th Jul 2026253 PMAQI
11th Jul 2026294 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026277 PMAQI
11th Jul 2026298 PMAQI
11th Jul 2026299 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20263011 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026292 AMAQI
12th Jul 2026263 AMAQI
12th Jul 2026274 AMAQI
12th Jul 2026285 AMAQI
28°C26/31°C
12th Jul 2026266 AMAQI
12th Jul 2026277 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20262510 AMAQI
12th Jul 20262411 AMAQI
12th Jul 20262212 PMAQI
12th Jul 2026221 PMAQI
12th Jul 2026212 PMAQI
12th Jul 2026203 PMAQI
12th Jul 2026274 PMAQI
12th Jul 2026195 PMAQI
12th Jul 2026186 PMAQI
12th Jul 2026217 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026279 PMAQI
12th Jul 20262710 PMAQI
12th Jul 20262711 PMAQI
13th Jul 20262712 AMAQI
13th Jul 2026281 AMAQI
13th Jul 2026282 AMAQI
13th Jul 2026253 AMAQI
13th Jul 2026274 AMAQI
13th Jul 2026255 AMAQI
29°C26/31°C
13th Jul 2026276 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026268 AMAQI
13th Jul 2026289 AMAQI
13th Jul 20262510 AMAQI
13th Jul 20262411 AMAQI
13th Jul 20262212 PMAQI
13th Jul 2026201 PMAQI
13th Jul 2026202 PMAQI
13th Jul 2026203 PMAQI
13th Jul 2026234 PMAQI
13th Jul 2026265 PMAQI
13th Jul 2026256 PMAQI
13th Jul 2026237 PMAQI
13th Jul 2026288 PMAQI
13th Jul 2026289 PMAQI
13th Jul 20263010 PMAQI
13th Jul 20263211 PMAQI
14th Jul 20263212 AMAQI
14th Jul 2026301 AMAQI
14th Jul 2026282 AMAQI
14th Jul 2026263 AMAQI
14th Jul 2026304 AMAQI
14th Jul 2026295 AMAQI
29°C27/30°C
14th Jul 2026286 AMAQI
14th Jul 2026267 AMAQI
14th Jul 2026288 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20262510 AMAQI
14th Jul 20262411 AMAQI
14th Jul 20262112 PMAQI
14th Jul 2026211 PMAQI
14th Jul 2026212 PMAQI
14th Jul 2026243 PMAQI
14th Jul 2026304 PMAQI
14th Jul 2026335 PMAQI
14th Jul 2026336 PMAQI
14th Jul 2026477 PMAQI
14th Jul 2026468 PMAQI
14th Jul 2026469 PMAQI
14th Jul 20265110 PMAQI
14th Jul 20265111 PMAQI
15th Jul 20264712 AMAQI
15th Jul 2026411 AMAQI
15th Jul 2026362 AMAQI
15th Jul 2026313 AMAQI
15th Jul 2026304 AMAQI
15th Jul 2026305 AMAQI
27°C25/28°C
15th Jul 2026346 AMAQI
15th Jul 2026327 AMAQI
15th Jul 2026328 AMAQI
15th Jul 2026339 AMAQI
15th Jul 20264110 AMAQI
15th Jul 20264711 AMAQI
15th Jul 20265112 PMAQI
15th Jul 2026541 PMAQI
15th Jul 2026502 PMAQI
15th Jul 2026363 PMAQI
15th Jul 2026394 PMAQI
15th Jul 2026405 PMAQI
15th Jul 2026316 PMAQI
15th Jul 2026257 PMAQI
15th Jul 2026238 PMAQI
15th Jul 2026279 PMAQI
15th Jul 20262510 PMAQI
15th Jul 20262411 PMAQI
16th Jul 20262412 AMAQI
16th Jul 2026281 AMAQI
16th Jul 2026282 AMAQI
16th Jul 2026263 AMAQI
16th Jul 2026294 AMAQI
16th Jul 2026285 AMAQI
26°C25/27°C
16th Jul 2026286 AMAQI
16th Jul 2026277 AMAQI
16th Jul 2026298 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20262810 AMAQI
16th Jul 20262711 AMAQI
16th Jul 20262412 PMAQI
16th Jul 2026241 PMAQI
16th Jul 2026232 PMAQI
16th Jul 2026233 PMAQI
16th Jul 2026264 PMAQI
16th Jul 2026295 PMAQI
16th Jul 2026286 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026268 PMAQI
16th Jul 2026259 PMAQI
16th Jul 20262710 PMAQI
16th Jul 20262711 PMAQI
17th Jul 20262712 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026272 AMAQI
17th Jul 2026273 AMAQI
17th Jul 2026284 AMAQI
17th Jul 2026275 AMAQI
28°C26/31°C
17th Jul 2026276 AMAQI
17th Jul 2026247 AMAQI
17th Jul 2026278 AMAQI
17th Jul 2026299 AMAQI
17th Jul 20262810 AMAQI
17th Jul 20262611 AMAQI
17th Jul 20262412 PMAQI
17th Jul 2026231 PMAQI
17th Jul 2026232 PMAQI
17th Jul 2026373 PMAQI
17th Jul 2026384 PMAQI
17th Jul 2026405 PMAQI
17th Jul 2026416 PMAQI
17th Jul 2026427 PMAQI
17th Jul 2026418 PMAQI
17th Jul 2026419 PMAQI
17th Jul 20264310 PMAQI
17th Jul 20264211 PMAQI
18th Jul 20264012 AMAQI
18th Jul 2026401 AMAQI
18th Jul 2026422 AMAQI
18th Jul 2026393 AMAQI
18th Jul 2026394 AMAQI
18th Jul 2026435 AMAQI
29°C26/33°C
18th Jul 2026426 AMAQI
18th Jul 2026427 AMAQI
18th Jul 2026448 AMAQI
18th Jul 2026489 AMAQI
18th Jul 20264710 AMAQI
18th Jul 20264511 AMAQI
18th Jul 20264512 PMAQI
18th Jul 2026441 PMAQI
18th Jul 2026452 PMAQI
18th Jul 2026463 PMAQI
18th Jul 2026454 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026466 PMAQI
18th Jul 2026497 PMAQI
18th Jul 2026488 PMAQI
18th Jul 2026489 PMAQI
18th Jul 20265110 PMAQI
18th Jul 20264911 PMAQI
19th Jul 20264912 AMAQI
19th Jul 2026481 AMAQI
19th Jul 2026472 AMAQI
19th Jul 2026503 AMAQI
19th Jul 2026574 AMAQI
19th Jul 2026575 AMAQI
30°C26/33°C
19th Jul 2026566 AMAQI
19th Jul 2026547 AMAQI
19th Jul 2026558 AMAQI
19th Jul 2026579 AMAQI
19th Jul 20265810 AMAQI
19th Jul 20265711 AMAQI
19th Jul 20265612 PMAQI
19th Jul 2026561 PMAQI
19th Jul 2026562 PMAQI
19th Jul 2026553 PMAQI
19th Jul 2026534 PMAQI
19th Jul 2026575 PMAQI
19th Jul 2026576 PMAQI
19th Jul 2026597 PMAQI
19th Jul 2026638 PMAQI
19th Jul 2026629 PMAQI
19th Jul 20265910 PMAQI
19th Jul 20266111 PMAQI
20th Jul 20265912 AMAQI
20th Jul 2026581 AMAQI
20th Jul 2026552 AMAQI
20th Jul 2026583 AMAQI
20th Jul 2026594 AMAQI
20th Jul 2026625 AMAQI
30°C27/34°C
20th Jul 2026606 AMAQI
20th Jul 2026597 AMAQI
20th Jul 2026588 AMAQI
20th Jul 2026649 AMAQI
20th Jul 20266310 AMAQI
20th Jul 20266411 AMAQI
20th Jul 20266312 PMAQI
20th Jul 2026631 PMAQI
20th Jul 2026632 PMAQI
20th Jul 2026613 PMAQI
20th Jul 2026584 PMAQI
20th Jul 2026595 PMAQI
20th Jul 2026606 PMAQI
20th Jul 2026587 PMAQI
20th Jul 2026638 PMAQI
20th Jul 2026689 PMAQI
20th Jul 20266810 PMAQI
20th Jul 20266011 PMAQI
21st Jul 20266312 AMAQI
21st Jul 2026651 AMAQI
21st Jul 2026572 AMAQI
21st Jul 2026593 AMAQI
21st Jul 2026584 AMAQI
21st Jul 2026555 AMAQI
30°C27/34°C
21st Jul 2026616 AMAQI
21st Jul 2026707 AMAQI
21st Jul 2026708 AMAQI
21st Jul 2026639 AMAQI
21st Jul 20266310 AMAQI
21st Jul 20265612 PMAQI
21st Jul 2026531 PMAQI
21st Jul 2026532 PMAQI
21st Jul 2026523 PMAQI
21st Jul 2026534 PMAQI
21st Jul 2026545 PMAQI
21st Jul 2026966 PMAQI
21st Jul 2026567 PMAQI
21st Jul 2026558 PMAQI
21st Jul 2026549 PMAQI
21st Jul 20265310 PMAQI
21st Jul 20265311 PMAQI
22nd Jul 20265212 AMAQI
22nd Jul 2026521 AMAQI
22nd Jul 2026522 AMAQI
22nd Jul 2026513 AMAQI
22nd Jul 2026494 AMAQI
22nd Jul 2026535 AMAQI
30°C27/33°C
22nd Jul 2026586 AMAQI
22nd Jul 2026617 AMAQI
22nd Jul 2026638 AMAQI
22nd Jul 2026619 AMAQI
22nd Jul 20265710 AMAQI
22nd Jul 20265511 AMAQI
22nd Jul 20265112 PMAQI
22nd Jul 2026511 PMAQI
22nd Jul 2026512 PMAQI
22nd Jul 2026493 PMAQI
22nd Jul 2026494 PMAQI
22nd Jul 2026555 PMAQI
22nd Jul 2026566 PMAQI
22nd Jul 2026547 PMAQI
22nd Jul 2026588 PMAQI
22nd Jul 2026639 PMAQI
22nd Jul 20266510 PMAQI
22nd Jul 20266311 PMAQI
23rd Jul 20265912 AMAQI
23rd Jul 2026581 AMAQI
23rd Jul 2026602 AMAQI
23rd Jul 2026613 AMAQI
23rd Jul 2026574 AMAQI
23rd Jul 2026585 AMAQI
30°C27/34°C
23rd Jul 2026596 AMAQI
23rd Jul 2026587 AMAQI
23rd Jul 2026598 AMAQI
23rd Jul 2026629 AMAQI
23rd Jul 20266210 AMAQI
23rd Jul 20266111 AMAQI
23rd Jul 20265912 PMAQI
23rd Jul 2026601 PMAQI
23rd Jul 2026562 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026524 PMAQI
23rd Jul 2026475 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026487 PMAQI
23rd Jul 2026568 PMAQI
23rd Jul 2026669 PMAQI
23rd Jul 20266710 PMAQI
23rd Jul 20266911 PMAQI
24th Jul 20267212 AMAQI
24th Jul 2026681 AMAQI
24th Jul 2026652 AMAQI
24th Jul 2026663 AMAQI
24th Jul 2026664 AMAQI
24th Jul 2026665 AMAQI
30°C27/34°C
24th Jul 2026656 AMAQI
24th Jul 2026647 AMAQI
24th Jul 2026668 AMAQI
24th Jul 2026669 AMAQI
24th Jul 20266310 AMAQI
24th Jul 20265511 AMAQI
24th Jul 20264912 PMAQI
24th Jul 2026531 PMAQI
24th Jul 2026512 PMAQI
24th Jul 2026503 PMAQI
24th Jul 2026484 PMAQI
24th Jul 2026485 PMAQI
24th Jul 2026466 PMAQI
24th Jul 2026457 PMAQI
24th Jul 2026508 PMAQI
24th Jul 2026599 PMAQI
24th Jul 20266710 PMAQI
24th Jul 20267011 PMAQI
25th Jul 20267112 AMAQI
25th Jul 2026731 AMAQI
25th Jul 2026702 AMAQI
25th Jul 2026643 AMAQI
25th Jul 2026654 AMAQI
25th Jul 2026675 AMAQI
29°C27/33°C
25th Jul 2026636 AMAQI
25th Jul 2026627 AMAQI
25th Jul 2026638 AMAQI
25th Jul 2026599 AMAQI
25th Jul 20265210 AMAQI
25th Jul 20264311 AMAQI
25th Jul 20264612 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026442 PMAQI
25th Jul 2026413 PMAQI
25th Jul 2026414 PMAQI
25th Jul 2026425 PMAQI
25th Jul 2026456 PMAQI
25th Jul 2026507 PMAQI
25th Jul 2026538 PMAQI
25th Jul 2026549 PMAQI
25th Jul 20266110 PMAQI
25th Jul 20267311 PMAQI
26th Jul 20268212 AMAQI
26th Jul 2026791 AMAQI
26th Jul 2026772 AMAQI
26th Jul 2026713 AMAQI
26th Jul 2026734 AMAQI
26th Jul 2026705 AMAQI
29°C26/32°C
26th Jul 2026656 AMAQI
26th Jul 2026627 AMAQI
26th Jul 2026598 AMAQI
26th Jul 2026609 AMAQI
26th Jul 20266110 AMAQI
26th Jul 20265911 AMAQI
26th Jul 20265312 PMAQI
26th Jul 2026511 PMAQI
26th Jul 2026482 PMAQI
26th Jul 2026423 PMAQI
26th Jul 2026384 PMAQI
26th Jul 2026375 PMAQI
26th Jul 2026376 PMAQI
26th Jul 2026347 PMAQI
26th Jul 2026388 PMAQI
26th Jul 2026499 PMAQI
26th Jul 20265410 PMAQI
26th Jul 20265511 PMAQI
27th Jul 20265612 AMAQI
27th Jul 2026551 AMAQI
27th Jul 2026602 AMAQI
27th Jul 2026633 AMAQI
27th Jul 2026574 AMAQI
27th Jul 2026465 AMAQI
29°C26/31°C
27th Jul 2026486 AMAQI
27th Jul 2026507 AMAQI
27th Jul 2026488 AMAQI
27th Jul 2026509 AMAQI
27th Jul 20265610 AMAQI
27th Jul 20265611 AMAQI
27th Jul 20265212 PMAQI
27th Jul 2026451 PMAQI
27th Jul 2026362 PMAQI
27th Jul 2026303 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026326 PMAQI
27th Jul 2026397 PMAQI
27th Jul 2026468 PMAQI
27th Jul 2026549 PMAQI
27th Jul 20265210 PMAQI
27th Jul 20264311 PMAQI
28th Jul 20263412 AMAQI
28th Jul 2026321 AMAQI
28th Jul 2026312 AMAQI
28th Jul 2026303 AMAQI
28th Jul 2026284 AMAQI
28th Jul 2026295 AMAQI
30°C26/33°C
28th Jul 2026276 AMAQI
28th Jul 2026277 AMAQI
28th Jul 2026308 AMAQI
28th Jul 2026309 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20263512 PMAQI
28th Jul 2026311 PMAQI
28th Jul 2026262 PMAQI
28th Jul 2026283 PMAQI
28th Jul 2026284 PMAQI
28th Jul 2026285 PMAQI
28th Jul 2026286 PMAQI
28th Jul 2026337 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026439 PMAQI
28th Jul 20264710 PMAQI
28th Jul 20264611 PMAQI
29th Jul 20263712 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026303 AMAQI
29th Jul 2026294 AMAQI
29th Jul 2026315 AMAQI
30°C27/34°C
29th Jul 2026306 AMAQI
29th Jul 2026307 AMAQI
29th Jul 2026308 AMAQI
29th Jul 2026319 AMAQI
29th Jul 20263510 AMAQI
29th Jul 20263211 AMAQI
29th Jul 20263512 PMAQI
29th Jul 2026321 PMAQI
29th Jul 2026282 PMAQI
29th Jul 2026283 PMAQI
29th Jul 2026314 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026326 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026289 PMAQI
29th Jul 20263010 PMAQI
29th Jul 20263011 PMAQI
30th Jul 20263412 AMAQI
30th Jul 2026401 AMAQI
30th Jul 2026382 AMAQI
30th Jul 2026313 AMAQI
30th Jul 2026314 AMAQI
30th Jul 2026335 AMAQI
28°C27/31°C
30th Jul 2026386 AMAQI
30th Jul 2026387 AMAQI
30th Jul 2026358 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263610 AMAQI
30th Jul 20263311 AMAQI
30th Jul 20263012 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026392 PMAQI
30th Jul 2026363 PMAQI
30th Jul 2026354 PMAQI
30th Jul 2026265 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026247 PMAQI
30th Jul 2026248 PMAQI
30th Jul 2026239 PMAQI
30th Jul 20262710 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20263312 AMAQI
31st Jul 2026321 AMAQI
31st Jul 2026332 AMAQI
31st Jul 2026303 AMAQI
31st Jul 2026334 AMAQI
31st Jul 2026345 AMAQI
29°C26/33°C
31st Jul 2026366 AMAQI
31st Jul 2026387 AMAQI
31st Jul 2026378 AMAQI
31st Jul 2026349 AMAQI
31st Jul 20263510 AMAQI
31st Jul 20263911 AMAQI
31st Jul 20263512 PMAQI
31st Jul 2026321 PMAQI
31st Jul 2026322 PMAQI
31st Jul 2026313 PMAQI
31st Jul 2026334 PMAQI
31st Jul 2026345 PMAQI
31st Jul 2026346 PMAQI
31st Jul 2026347 PMAQI
31st Jul 2026288 PMAQI
31st Jul 2026309 PMAQI
31st Jul 20263110 PMAQI
31st Jul 20263311 PMAQI
1st Aug 20263312 AMAQI
1st Aug 2026321 AMAQI
1st Aug 2026302 AMAQI
1st Aug 2026293 AMAQI
1st Aug 2026314 AMAQI
1st Aug 2026305 AMAQI
28°C26/32°C
1st Aug 2026336 AMAQI
1st Aug 2026347 AMAQI
1st Aug 2026308 AMAQI
1st Aug 2026319 AMAQI
1st Aug 20263410 AMAQI
1st Aug 20263311 AMAQI
1st Aug 20263312 PMAQI
1st Aug 2026351 PMAQI
1st Aug 2026332 PMAQI
1st Aug 2026313 PMAQI
1st Aug 2026304 PMAQI
1st Aug 2026305 PMAQI
1st Aug 2026286 PMAQI
1st Aug 2026277 PMAQI
1st Aug 2026308 PMAQI
1st Aug 2026339 PMAQI
1st Aug 20262810 PMAQI
1st Aug 20262411 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026261 AMAQI
2nd Aug 2026262 AMAQI
2nd Aug 2026243 AMAQI
2nd Aug 2026264 AMAQI
2nd Aug 2026305 AMAQI
28°C26/31°C
2nd Aug 2026336 AMAQI
6 AM2nd Aug 2026347 AMAQI
2nd Aug 2026358 AMAQI
2nd Aug 2026319 AMAQI
2nd Aug 20263510 AMAQI
2nd Aug 20263611 AMAQI
2nd Aug 20263312 PMAQI
12 PM2nd Aug 2026331 PMAQI
2nd Aug 2026322 PMAQI
2nd Aug 2026303 PMAQI
2nd Aug 2026294 PMAQI
2nd Aug 2026305 PMAQI
2nd Aug 2026306 PMAQI
2nd Aug 2026307 PMAQI
7 PM2nd Aug 2026298 PMAQI
2nd Aug 2026339 PMAQI
2nd Aug 20263610 PMAQI
2nd Aug 20263311 PMAQI
12 AM
5 AM
28°C26/30°C
Day time
Avg. Highest Time
6 AM - 10 AM
38AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
11 AM - 7 PM
35AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 38), while the lowest AQI was between 11 AM to 7 PM (Avg. 35).
Night time
Avg. Highest Time
9 PM - 11 PM
40AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM
36AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 40), while the lowest AQI was between 8 PM to 8 PM (Avg. 36).
2026 Days Vs Air Quality
Haikou, Hainan, China
2026
47%
101
53%
113
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Good
101 DaysModerate
113 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 47%
Health Risk Level:
Significant
In 2026, 47% of 214 days were within WHO’s safe air quality limits, and 53% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
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
52AQI (US)
52AQI (US)
2nd January 2026
78AQI (US)
78AQI (US)
3rd January 2026
53AQI (US)
53AQI (US)
4th January 2026
59AQI (US)
59AQI (US)
5th January 2026
69AQI (US)
69AQI (US)
6th January 2026
93AQI (US)
93AQI (US)
7th January 2026
82AQI (US)
82AQI (US)
8th January 2026
73AQI (US)
73AQI (US)
9th January 2026
73AQI (US)
73AQI (US)
10th January 2026
74AQI (US)
74AQI (US)
11th January 2026
75AQI (US)
75AQI (US)
12th January 2026
70AQI (US)
70AQI (US)
13th January 2026
78AQI (US)
78AQI (US)
14th January 2026
96AQI (US)
96AQI (US)
15th January 2026
70AQI (US)
70AQI (US)
16th January 2026
68AQI (US)
68AQI (US)
17th January 2026
76AQI (US)
76AQI (US)
18th January 2026
76AQI (US)
76AQI (US)
19th January 2026
57AQI (US)
57AQI (US)
20th January 2026
62AQI (US)
62AQI (US)
21st January 2026
84AQI (US)
84AQI (US)
22nd January 2026
75AQI (US)
75AQI (US)
23rd January 2026
70AQI (US)
70AQI (US)
24th January 2026
75AQI (US)
75AQI (US)
25th January 2026
40AQI (US)
40AQI (US)
26th January 2026
47AQI (US)
47AQI (US)
27th January 2026
53AQI (US)
53AQI (US)
28th January 2026
80AQI (US)
80AQI (US)
29th January 2026
51AQI (US)
51AQI (US)
30th January 2026
46AQI (US)
46AQI (US)
31st January 2026
40AQI (US)
40AQI (US)
1st February 2026
56AQI (US)
56AQI (US)
2nd February 2026
62AQI (US)
62AQI (US)
3rd February 2026
55AQI (US)
55AQI (US)
4th February 2026
55AQI (US)
55AQI (US)
5th February 2026
50AQI (US)
50AQI (US)
6th February 2026
34AQI (US)
34AQI (US)
7th February 2026
55AQI (US)
55AQI (US)
8th February 2026
61AQI (US)
61AQI (US)
9th February 2026
53AQI (US)
53AQI (US)
10th February 2026
54AQI (US)
54AQI (US)
11th February 2026
38AQI (US)
38AQI (US)
12th February 2026
56AQI (US)
56AQI (US)
13th February 2026
66AQI (US)
66AQI (US)
14th February 2026
65AQI (US)
65AQI (US)
15th February 2026
53AQI (US)
53AQI (US)
16th February 2026
51AQI (US)
51AQI (US)
17th February 2026
58AQI (US)
58AQI (US)
18th February 2026
73AQI (US)
73AQI (US)
19th February 2026
59AQI (US)
59AQI (US)
20th February 2026
60AQI (US)
60AQI (US)
21st February 2026
61AQI (US)
61AQI (US)
22nd February 2026
48AQI (US)
48AQI (US)
23rd February 2026
60AQI (US)
60AQI (US)
24th February 2026
64AQI (US)
64AQI (US)
25th February 2026
58AQI (US)
58AQI (US)
26th February 2026
47AQI (US)
47AQI (US)
27th February 2026
63AQI (US)
63AQI (US)
28th February 2026
25AQI (US)
25AQI (US)
1st March 2026
26AQI (US)
26AQI (US)
2nd March 2026
53AQI (US)
53AQI (US)
3rd March 2026
44AQI (US)
44AQI (US)
4th March 2026
12AQI (US)
12AQI (US)
5th March 2026
38AQI (US)
38AQI (US)
6th March 2026
53AQI (US)
53AQI (US)
7th March 2026
56AQI (US)
56AQI (US)
8th March 2026
66AQI (US)
66AQI (US)
9th March 2026
58AQI (US)
58AQI (US)
10th March 2026
40AQI (US)
40AQI (US)
11th March 2026
66AQI (US)
66AQI (US)
12th March 2026
64AQI (US)
64AQI (US)
13th March 2026
56AQI (US)
56AQI (US)
14th March 2026
61AQI (US)
61AQI (US)
15th March 2026
64AQI (US)
64AQI (US)
16th March 2026
57AQI (US)
57AQI (US)
17th March 2026
47AQI (US)
47AQI (US)
18th March 2026
46AQI (US)
46AQI (US)
19th March 2026
53AQI (US)
53AQI (US)
20th March 2026
56AQI (US)
56AQI (US)
21st March 2026
47AQI (US)
47AQI (US)
22nd March 2026
47AQI (US)
47AQI (US)
23rd March 2026
59AQI (US)
59AQI (US)
24th March 2026
57AQI (US)
57AQI (US)
25th March 2026
64AQI (US)
64AQI (US)
26th March 2026
58AQI (US)
58AQI (US)
27th March 2026
67AQI (US)
67AQI (US)
28th March 2026
72AQI (US)
72AQI (US)
29th March 2026
60AQI (US)
60AQI (US)
30th March 2026
47AQI (US)
47AQI (US)
31st March 2026
54AQI (US)
54AQI (US)
1st April 2026
72AQI (US)
72AQI (US)
2nd April 2026
71AQI (US)
71AQI (US)
3rd April 2026
71AQI (US)
71AQI (US)
4th April 2026
70AQI (US)
70AQI (US)
5th April 2026
92AQI (US)
92AQI (US)
6th April 2026
85AQI (US)
85AQI (US)
7th April 2026
86AQI (US)
86AQI (US)
8th April 2026
75AQI (US)
75AQI (US)
9th April 2026
61AQI (US)
61AQI (US)
10th April 2026
57AQI (US)
57AQI (US)
11th April 2026
78AQI (US)
78AQI (US)
12th April 2026
77AQI (US)
77AQI (US)
13th April 2026
72AQI (US)
72AQI (US)
14th April 2026
71AQI (US)
71AQI (US)
15th April 2026
43AQI (US)
43AQI (US)
16th April 2026
41AQI (US)
41AQI (US)
17th April 2026
49AQI (US)
49AQI (US)
18th April 2026
47AQI (US)
47AQI (US)
19th April 2026
64AQI (US)
64AQI (US)
20th April 2026
63AQI (US)
63AQI (US)
21st April 2026
55AQI (US)
55AQI (US)
22nd April 2026
66AQI (US)
66AQI (US)
23rd April 2026
89AQI (US)
89AQI (US)
24th April 2026
44AQI (US)
44AQI (US)
25th April 2026
46AQI (US)
46AQI (US)
26th April 2026
47AQI (US)
47AQI (US)
27th April 2026
38AQI (US)
38AQI (US)
28th April 2026
52AQI (US)
52AQI (US)
29th April 2026
52AQI (US)
52AQI (US)
30th April 2026
30AQI (US)
30AQI (US)
1st May 2026
51AQI (US)
51AQI (US)
2nd May 2026
53AQI (US)
53AQI (US)
3rd May 2026
54AQI (US)
54AQI (US)
4th May 2026
48AQI (US)
48AQI (US)
5th May 2026
36AQI (US)
36AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
38AQI (US)
38AQI (US)
8th May 2026
41AQI (US)
41AQI (US)
9th May 2026
39AQI (US)
39AQI (US)
10th May 2026
40AQI (US)
40AQI (US)
11th May 2026
37AQI (US)
37AQI (US)
12th May 2026
37AQI (US)
37AQI (US)
13th May 2026
40AQI (US)
40AQI (US)
14th May 2026
49AQI (US)
49AQI (US)
15th May 2026
40AQI (US)
40AQI (US)
16th May 2026
70AQI (US)
70AQI (US)
17th May 2026
58AQI (US)
58AQI (US)
18th May 2026
55AQI (US)
55AQI (US)
19th May 2026
44AQI (US)
44AQI (US)
20th May 2026
60AQI (US)
60AQI (US)
21st May 2026
72AQI (US)
72AQI (US)
22nd May 2026
75AQI (US)
75AQI (US)
23rd May 2026
68AQI (US)
68AQI (US)
24th May 2026
65AQI (US)
65AQI (US)
25th May 2026
58AQI (US)
58AQI (US)
26th May 2026
44AQI (US)
44AQI (US)
27th May 2026
30AQI (US)
30AQI (US)
28th May 2026
28AQI (US)
28AQI (US)
29th May 2026
31AQI (US)
31AQI (US)
30th May 2026
33AQI (US)
33AQI (US)
31st May 2026
26AQI (US)
26AQI (US)
1st June 2026
34AQI (US)
34AQI (US)
2nd June 2026
36AQI (US)
36AQI (US)
3rd June 2026
36AQI (US)
36AQI (US)
4th June 2026
27AQI (US)
27AQI (US)
5th June 2026
25AQI (US)
25AQI (US)
6th June 2026
25AQI (US)
25AQI (US)
7th June 2026
23AQI (US)
23AQI (US)
8th June 2026
24AQI (US)
24AQI (US)
9th June 2026
26AQI (US)
26AQI (US)
10th June 2026
36AQI (US)
36AQI (US)
11th June 2026
52AQI (US)
52AQI (US)
12th June 2026
38AQI (US)
38AQI (US)
13th June 2026
28AQI (US)
28AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
36AQI (US)
36AQI (US)
16th June 2026
33AQI (US)
33AQI (US)
17th June 2026
36AQI (US)
36AQI (US)
18th June 2026
45AQI (US)
45AQI (US)
19th June 2026
28AQI (US)
28AQI (US)
20th June 2026
24AQI (US)
24AQI (US)
21st June 2026
22AQI (US)
22AQI (US)
22nd June 2026
21AQI (US)
21AQI (US)
23rd June 2026
36AQI (US)
36AQI (US)
24th June 2026
46AQI (US)
46AQI (US)
25th June 2026
51AQI (US)
51AQI (US)
26th June 2026
40AQI (US)
40AQI (US)
27th June 2026
38AQI (US)
38AQI (US)
28th June 2026
34AQI (US)
34AQI (US)
29th June 2026
24AQI (US)
24AQI (US)
30th June 2026
23AQI (US)
23AQI (US)
1st July 2026
24AQI (US)
24AQI (US)
2nd July 2026
24AQI (US)
24AQI (US)
3rd July 2026
23AQI (US)
23AQI (US)
4th July 2026
24AQI (US)
24AQI (US)
5th July 2026
23AQI (US)
23AQI (US)
6th July 2026
23AQI (US)
23AQI (US)
7th July 2026
24AQI (US)
24AQI (US)
8th July 2026
24AQI (US)
24AQI (US)
9th July 2026
25AQI (US)
25AQI (US)
10th July 2026
26AQI (US)
26AQI (US)
11th July 2026
28AQI (US)
28AQI (US)
12th July 2026
25AQI (US)
25AQI (US)
13th July 2026
26AQI (US)
26AQI (US)
14th July 2026
32AQI (US)
32AQI (US)
15th July 2026
36AQI (US)
36AQI (US)
16th July 2026
27AQI (US)
27AQI (US)
17th July 2026
32AQI (US)
32AQI (US)
18th July 2026
45AQI (US)
45AQI (US)
19th July 2026
56AQI (US)
56AQI (US)
20th July 2026
61AQI (US)
61AQI (US)
21st July 2026
60AQI (US)
60AQI (US)
22nd July 2026
56AQI (US)
56AQI (US)
23rd July 2026
58AQI (US)
58AQI (US)
24th July 2026
59AQI (US)
59AQI (US)
25th July 2026
56AQI (US)
56AQI (US)
26th July 2026
56AQI (US)
56AQI (US)
27th July 2026
47AQI (US)
47AQI (US)
28th July 2026
32AQI (US)
32AQI (US)
29th July 2026
30AQI (US)
30AQI (US)
30th July 2026
32AQI (US)
32AQI (US)
31st July 2026
34AQI (US)
34AQI (US)
1st August 2026
31AQI (US)
31AQI (US)
2nd August 2026
31AQI (US)
31AQI (US)
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
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
68AQI (US)
55AQI (US)
53AQI (US)
62AQI (US)
47AQI (US)
32AQI (US)
36AQI (US)
31AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202650AQI (US)
4
27
6
22
10
21
9
21
19
12
28
2
23
8
2
101
113
Highest AQI (US) recorded in
January68AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202558AQI (US)
24
7
4
24
7
24
2
23
5
16
15
26
4
29
2
22
9
30
13
18
3
27
1
26
4
153
196
16
Highest AQI (US) recorded in
January87AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202455AQI (US)
8
22
1
11
16
2
7
24
4
26
22
9
28
2
31
29
2
21
9
9
19
3
1
29
26
5
171
184
11
Highest AQI (US) recorded in
December84AQI (US)
Lowest AQI (US) recorded in
July30AQI (US)
202355AQI (US)
7
21
3
10
16
2
7
24
5
25
18
13
25
5
29
2
22
9
26
4
12
18
1
8
16
2
7
22
2
176
175
10
Highest AQI (US) recorded in
January75AQI (US)
Lowest AQI (US) recorded in
July35AQI (US)
202251AQI (US)
8
21
2
14
7
11
20
10
20
28
3
29
1
23
1
1
9
19
1
12
19
24
6
4
22
5
173
139
8
Highest AQI (US) recorded in
December73AQI (US)
Lowest AQI (US) recorded in
July31AQI (US)
202151AQI (US)
21
9
7
20
1
12
18
1
21
9
27
4
18
12
30
1
30
1
27
3
24
7
12
16
2
1
28
2
209
140
15
Highest AQI (US) recorded in
January90AQI (US)
Lowest AQI (US) recorded in
August34AQI (US)
202051AQI (US)
9
5
9
12
10
8
30
31
27
4
26
4
11
19
1
7
18
5
2
18
11
162
88
17
Highest AQI (US) recorded in
December87AQI (US)
Lowest AQI (US) recorded in
June33AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
58AQI (US)Least Polluted Year Recorded
2026(Avg.)
50AQI (US)Haikou's annual 2026 AQI (US) (50) shows an average percentage change of -6.3% (improved AQI (US)) compared to previous years: 2020 (51), 2021 (51), 2022 (51), 2023 (55), 2024 (55), 2025 (58).
