Yalong Bay, Sanya, 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
Yalong Bay, Sanya, Hainan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2025
60AQILowest AQI recorded on
27th Aug 2021
9AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Yalong Bay, Sanya, Hainan, China
AQI
Day
Night
.
6 AM3rd Aug 2025
7 PM
5 AM4th Aug 2025
Day time
Avg. Highest Time
11AM3rd Aug
66AQI
Avg. Lowest Time
7AM3rd Aug
55AQI
Night time
Avg. Highest Time
11PM3rd Aug
62AQI
Avg. Lowest Time
5AM4th Aug
57AQI
In the last 24 hours,
Yalong Bay's AQI reached its highest point of 66 at 11 AM during the Day, while the lowest point, 55, was recorded at 7 AM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yalong Bay, Sanya, Hainan, China
JulAug
05th - 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 - 03rd03rd - 04th04th
Day
Night
5th Jul 2025286 AMAQI
5th Jul 2025277 AMAQI
5th Jul 2025218 AMAQI
5th Jul 2025269 AMAQI
5th Jul 20252410 AMAQI
5th Jul 20252411 AMAQI
5th Jul 20252512 PMAQI
5th Jul 2025261 PMAQI
5th Jul 2025252 PMAQI
5th Jul 2025253 PMAQI
5th Jul 2025244 PMAQI
5th Jul 2025225 PMAQI
5th Jul 2025256 PMAQI
5th Jul 2025267 PMAQI
5th Jul 2025288 PMAQI
5th Jul 2025309 PMAQI
5th Jul 20252910 PMAQI
5th Jul 20252911 PMAQI
6th Jul 20253212 AMAQI
6th Jul 2025301 AMAQI
6th Jul 2025302 AMAQI
6th Jul 2025303 AMAQI
6th Jul 2025304 AMAQI
6th Jul 2025305 AMAQI
28°C25/30°C
6th Jul 2025306 AMAQI
6th Jul 2025297 AMAQI
6th Jul 2025288 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20252310 AMAQI
6th Jul 20252211 AMAQI
6th Jul 20252512 PMAQI
6th Jul 2025241 PMAQI
6th Jul 2025252 PMAQI
6th Jul 2025263 PMAQI
6th Jul 2025264 PMAQI
6th Jul 2025275 PMAQI
6th Jul 2025266 PMAQI
6th Jul 2025297 PMAQI
6th Jul 2025328 PMAQI
6th Jul 2025319 PMAQI
6th Jul 20253210 PMAQI
6th Jul 20253211 PMAQI
7th Jul 20253412 AMAQI
7th Jul 2025301 AMAQI
7th Jul 2025312 AMAQI
7th Jul 2025313 AMAQI
7th Jul 2025304 AMAQI
7th Jul 2025295 AMAQI
27°C26/31°C
7th Jul 2025306 AMAQI
7th Jul 2025307 AMAQI
7th Jul 2025258 AMAQI
7th Jul 2025189 AMAQI
7th Jul 20251810 AMAQI
7th Jul 20252011 AMAQI
7th Jul 20252312 PMAQI
7th Jul 2025231 PMAQI
7th Jul 2025232 PMAQI
7th Jul 2025213 PMAQI
7th Jul 2025254 PMAQI
7th Jul 2025235 PMAQI
7th Jul 2025276 PMAQI
7th Jul 2025277 PMAQI
7th Jul 2025288 PMAQI
7th Jul 2025309 PMAQI
7th Jul 20253010 PMAQI
7th Jul 20252811 PMAQI
8th Jul 20253112 AMAQI
8th Jul 2025311 AMAQI
8th Jul 2025322 AMAQI
8th Jul 2025313 AMAQI
8th Jul 2025294 AMAQI
8th Jul 2025305 AMAQI
28°C26/31°C
8th Jul 2025306 AMAQI
8th Jul 2025297 AMAQI
8th Jul 2025368 AMAQI
8th Jul 2025409 AMAQI
8th Jul 20255010 AMAQI
8th Jul 20254411 AMAQI
8th Jul 20253612 PMAQI
8th Jul 2025341 PMAQI
8th Jul 2025312 PMAQI
8th Jul 2025313 PMAQI
8th Jul 2025284 PMAQI
8th Jul 2025285 PMAQI
8th Jul 2025286 PMAQI
8th Jul 2025317 PMAQI
8th Jul 2025308 PMAQI
8th Jul 2025319 PMAQI
8th Jul 20253010 PMAQI
8th Jul 20253611 PMAQI
9th Jul 20253512 AMAQI
9th Jul 2025301 AMAQI
9th Jul 2025312 AMAQI
9th Jul 2025343 AMAQI
9th Jul 2025324 AMAQI
9th Jul 2025315 AMAQI
28°C26/31°C
9th Jul 2025326 AMAQI
9th Jul 2025327 AMAQI
9th Jul 2025308 AMAQI
9th Jul 2025289 AMAQI
9th Jul 20253010 AMAQI
9th Jul 20253211 AMAQI
9th Jul 20253812 PMAQI
9th Jul 2025401 PMAQI
9th Jul 2025422 PMAQI
9th Jul 2025423 PMAQI
9th Jul 2025394 PMAQI
9th Jul 2025385 PMAQI
9th Jul 2025366 PMAQI
9th Jul 2025397 PMAQI
9th Jul 2025378 PMAQI
9th Jul 2025389 PMAQI
9th Jul 20253610 PMAQI
9th Jul 20253611 PMAQI
10th Jul 20253512 AMAQI
10th Jul 2025341 AMAQI
10th Jul 2025352 AMAQI
10th Jul 2025363 AMAQI
10th Jul 2025364 AMAQI
10th Jul 2025355 AMAQI
28°C26/30°C
10th Jul 2025356 AMAQI
10th Jul 2025367 AMAQI
10th Jul 2025368 AMAQI
10th Jul 2025399 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20254111 AMAQI
10th Jul 20253812 PMAQI
10th Jul 2025341 PMAQI
10th Jul 2025332 PMAQI
10th Jul 2025313 PMAQI
10th Jul 2025324 PMAQI
10th Jul 2025395 PMAQI
10th Jul 2025486 PMAQI
10th Jul 2025487 PMAQI
10th Jul 2025398 PMAQI
10th Jul 2025369 PMAQI
10th Jul 20253610 PMAQI
10th Jul 20253611 PMAQI
11th Jul 20253612 AMAQI
11th Jul 2025371 AMAQI
11th Jul 2025342 AMAQI
11th Jul 2025363 AMAQI
11th Jul 2025364 AMAQI
11th Jul 2025365 AMAQI
28°C27/30°C
11th Jul 2025386 AMAQI
11th Jul 2025387 AMAQI
11th Jul 2025528 AMAQI
11th Jul 2025529 AMAQI
11th Jul 20255210 AMAQI
11th Jul 20255311 AMAQI
11th Jul 20255012 PMAQI
11th Jul 2025481 PMAQI
11th Jul 2025452 PMAQI
11th Jul 2025473 PMAQI
11th Jul 2025414 PMAQI
11th Jul 2025375 PMAQI
11th Jul 2025366 PMAQI
11th Jul 2025317 PMAQI
11th Jul 2025398 PMAQI
11th Jul 2025419 PMAQI
11th Jul 20253810 PMAQI
11th Jul 20253711 PMAQI
12th Jul 20253812 AMAQI
12th Jul 2025371 AMAQI
12th Jul 2025372 AMAQI
12th Jul 2025383 AMAQI
12th Jul 2025394 AMAQI
12th Jul 2025405 AMAQI
28°C26/31°C
12th Jul 2025396 AMAQI
12th Jul 2025387 AMAQI
12th Jul 2025288 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20252810 AMAQI
12th Jul 20253011 AMAQI
12th Jul 20253912 PMAQI
12th Jul 2025431 PMAQI
12th Jul 2025392 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025384 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025406 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025428 PMAQI
12th Jul 2025429 PMAQI
12th Jul 20254210 PMAQI
12th Jul 20255011 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025471 AMAQI
13th Jul 2025412 AMAQI
13th Jul 2025403 AMAQI
13th Jul 2025404 AMAQI
13th Jul 2025405 AMAQI
28°C26/31°C
13th Jul 2025406 AMAQI
13th Jul 2025397 AMAQI
13th Jul 2025368 AMAQI
13th Jul 2025319 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20254211 AMAQI
13th Jul 20254212 PMAQI
13th Jul 2025441 PMAQI
13th Jul 2025422 PMAQI
13th Jul 2025423 PMAQI
13th Jul 2025424 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025517 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20254810 PMAQI
13th Jul 20254911 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025452 AMAQI
14th Jul 2025443 AMAQI
14th Jul 2025424 AMAQI
14th Jul 2025445 AMAQI
29°C26/31°C
14th Jul 2025426 AMAQI
14th Jul 2025427 AMAQI
14th Jul 2025398 AMAQI
14th Jul 2025439 AMAQI
14th Jul 20254510 AMAQI
14th Jul 20254011 AMAQI
14th Jul 20254712 PMAQI
14th Jul 2025461 PMAQI
14th Jul 2025432 PMAQI
14th Jul 2025493 PMAQI
14th Jul 2025504 PMAQI
14th Jul 2025515 PMAQI
14th Jul 2025526 PMAQI
14th Jul 2025527 PMAQI
14th Jul 2025528 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255110 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025491 AMAQI
15th Jul 2025442 AMAQI
15th Jul 2025453 AMAQI
15th Jul 2025464 AMAQI
15th Jul 2025465 AMAQI
29°C26/32°C
15th Jul 2025456 AMAQI
15th Jul 2025467 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025569 AMAQI
15th Jul 20255310 AMAQI
15th Jul 20255211 AMAQI
15th Jul 20255012 PMAQI
15th Jul 2025441 PMAQI
15th Jul 2025462 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025514 PMAQI
15th Jul 2025525 PMAQI
15th Jul 2025526 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025518 PMAQI
15th Jul 2025509 PMAQI
15th Jul 20255010 PMAQI
15th Jul 20255111 PMAQI
16th Jul 20255112 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025472 AMAQI
16th Jul 2025453 AMAQI
16th Jul 2025494 AMAQI
16th Jul 2025505 AMAQI
29°C26/32°C
16th Jul 2025496 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025549 AMAQI
16th Jul 20254610 AMAQI
16th Jul 20255511 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025512 PMAQI
16th Jul 2025433 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025445 PMAQI
16th Jul 2025446 PMAQI
16th Jul 2025447 PMAQI
16th Jul 2025458 PMAQI
16th Jul 2025479 PMAQI
16th Jul 20254610 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025491 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025513 AMAQI
17th Jul 2025514 AMAQI
17th Jul 2025495 AMAQI
29°C27/32°C
17th Jul 2025496 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025308 AMAQI
17th Jul 2025219 AMAQI
17th Jul 20253610 AMAQI
17th Jul 20253211 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025501 PMAQI
17th Jul 2025442 PMAQI
17th Jul 2025413 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025465 PMAQI
17th Jul 2025406 PMAQI
17th Jul 2025467 PMAQI
17th Jul 2025488 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254810 PMAQI
17th Jul 20254811 PMAQI
18th Jul 20254612 AMAQI
18th Jul 2025471 AMAQI
18th Jul 2025472 AMAQI
18th Jul 2025463 AMAQI
18th Jul 2025454 AMAQI
18th Jul 2025455 AMAQI
29°C27/32°C
18th Jul 2025466 AMAQI
18th Jul 2025457 AMAQI
18th Jul 2025298 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252710 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20253312 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025343 PMAQI
18th Jul 2025364 PMAQI
18th Jul 2025365 PMAQI
18th Jul 2025356 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025508 PMAQI
18th Jul 2025469 PMAQI
18th Jul 20254510 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254612 AMAQI
19th Jul 2025461 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025453 AMAQI
19th Jul 2025464 AMAQI
19th Jul 2025455 AMAQI
29°C27/32°C
19th Jul 2025456 AMAQI
19th Jul 2025467 AMAQI
19th Jul 2025308 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20252710 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20253012 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025253 PMAQI
19th Jul 2025264 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025276 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025398 PMAQI
19th Jul 2025499 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025431 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025453 AMAQI
20th Jul 2025424 AMAQI
20th Jul 2025425 AMAQI
28°C26/29°C
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025308 AMAQI
20th Jul 2025199 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025195 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025359 PMAQI
20th Jul 20253610 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025381 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025384 AMAQI
21st Jul 2025385 AMAQI
27°C26/28°C
21st Jul 2025396 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025251 PMAQI
21st Jul 2025232 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025256 PMAQI
21st Jul 2025297 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253611 PMAQI
22nd Jul 20253512 AMAQI
22nd Jul 2025361 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
22nd Jul 2025384 AMAQI
22nd Jul 2025385 AMAQI
26°C26/27°C
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025268 AMAQI
22nd Jul 2025279 AMAQI
22nd Jul 20252310 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20252612 PMAQI
22nd Jul 2025241 PMAQI
22nd Jul 2025252 PMAQI
22nd Jul 2025263 PMAQI
22nd Jul 2025284 PMAQI
22nd Jul 2025365 PMAQI
22nd Jul 2025666 PMAQI
22nd Jul 2025467 PMAQI
22nd Jul 2025518 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20254410 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20254112 AMAQI
23rd Jul 2025411 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025383 AMAQI
23rd Jul 2025354 AMAQI
23rd Jul 2025355 AMAQI
27°C26/29°C
23rd Jul 2025346 AMAQI
23rd Jul 2025357 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252111 AMAQI
23rd Jul 20252212 PMAQI
23rd Jul 2025281 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025193 PMAQI
23rd Jul 2025194 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025338 PMAQI
23rd Jul 2025359 PMAQI
23rd Jul 20253310 PMAQI
23rd Jul 20253311 PMAQI
24th Jul 20253512 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025332 AMAQI
24th Jul 2025323 AMAQI
24th Jul 2025354 AMAQI
24th Jul 2025365 AMAQI
28°C25/30°C
24th Jul 2025356 AMAQI
24th Jul 2025357 AMAQI
24th Jul 2025268 AMAQI
24th Jul 2025229 AMAQI
24th Jul 20252010 AMAQI
24th Jul 20251911 AMAQI
24th Jul 20252112 PMAQI
24th Jul 2025211 PMAQI
24th Jul 2025222 PMAQI
24th Jul 2025213 PMAQI
24th Jul 2025264 PMAQI
24th Jul 2025245 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025319 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025341 AMAQI
25th Jul 2025362 AMAQI
25th Jul 2025353 AMAQI
25th Jul 2025344 AMAQI
25th Jul 2025335 AMAQI
27°C25/30°C
25th Jul 2025336 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025248 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20252311 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025191 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025173 PMAQI
25th Jul 2025174 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025296 PMAQI
25th Jul 2025337 PMAQI
25th Jul 2025368 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253511 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025402 AMAQI
26th Jul 2025383 AMAQI
26th Jul 2025374 AMAQI
26th Jul 2025375 AMAQI
27°C25/29°C
26th Jul 2025366 AMAQI
26th Jul 2025357 AMAQI
26th Jul 2025258 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252410 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025252 PMAQI
26th Jul 2025313 PMAQI
26th Jul 2025334 PMAQI
26th Jul 2025355 PMAQI
26th Jul 2025396 PMAQI
26th Jul 2025397 PMAQI
26th Jul 2025358 PMAQI
26th Jul 2025399 PMAQI
26th Jul 20253910 PMAQI
26th Jul 20253911 PMAQI
27th Jul 20253512 AMAQI
27th Jul 2025361 AMAQI
27th Jul 2025392 AMAQI
27th Jul 2025383 AMAQI
27th Jul 2025354 AMAQI
27th Jul 2025345 AMAQI
27°C25/31°C
27th Jul 2025346 AMAQI
27th Jul 2025347 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025279 AMAQI
27th Jul 20252610 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20252512 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025252 PMAQI
27th Jul 2025243 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025235 PMAQI
27th Jul 2025266 PMAQI
27th Jul 2025297 PMAQI
27th Jul 2025308 PMAQI
27th Jul 2025309 PMAQI
27th Jul 20253010 PMAQI
27th Jul 20252911 PMAQI
28th Jul 20253012 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025362 AMAQI
28th Jul 2025343 AMAQI
28th Jul 2025344 AMAQI
28th Jul 2025345 AMAQI
27°C25/30°C
28th Jul 2025346 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025228 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20252010 AMAQI
28th Jul 20252011 AMAQI
28th Jul 20252912 PMAQI
28th Jul 2025231 PMAQI
28th Jul 2025222 PMAQI
28th Jul 2025213 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025195 PMAQI
28th Jul 2025216 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252911 PMAQI
29th Jul 20253212 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025352 AMAQI
29th Jul 2025343 AMAQI
29th Jul 2025344 AMAQI
29th Jul 2025335 AMAQI
27°C26/29°C
29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025258 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20252511 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025302 PMAQI
29th Jul 2025283 PMAQI
29th Jul 2025284 PMAQI
29th Jul 2025335 PMAQI
29th Jul 2025376 PMAQI
29th Jul 2025377 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025419 PMAQI
29th Jul 20253810 PMAQI
29th Jul 20253311 PMAQI
30th Jul 20253412 AMAQI
30th Jul 2025341 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025333 AMAQI
30th Jul 2025324 AMAQI
30th Jul 2025345 AMAQI
28°C26/30°C
30th Jul 2025346 AMAQI
30th Jul 2025347 AMAQI
30th Jul 2025448 AMAQI
30th Jul 2025359 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025362 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025354 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025386 PMAQI
30th Jul 2025417 PMAQI
30th Jul 2025368 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253610 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025361 AMAQI
31st Jul 2025372 AMAQI
31st Jul 2025353 AMAQI
31st Jul 2025354 AMAQI
31st Jul 2025355 AMAQI
28°C27/29°C
31st Jul 2025356 AMAQI
31st Jul 2025357 AMAQI
31st Jul 2025358 AMAQI
31st Jul 2025359 AMAQI
31st Jul 20254610 AMAQI
31st Jul 20254811 AMAQI
31st Jul 20254612 PMAQI
31st Jul 2025471 PMAQI
31st Jul 2025492 PMAQI
31st Jul 2025513 PMAQI
31st Jul 2025504 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025566 PMAQI
31st Jul 2025557 PMAQI
31st Jul 2025538 PMAQI
31st Jul 2025539 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025592 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025524 AMAQI
1st Aug 2025555 AMAQI
28°C26/30°C
1st Aug 2025566 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025568 AMAQI
1st Aug 2025609 AMAQI
1st Aug 20255810 AMAQI
1st Aug 20255511 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025602 PMAQI
1st Aug 2025673 PMAQI
1st Aug 2025644 PMAQI
1st Aug 2025635 PMAQI
1st Aug 2025626 PMAQI
1st Aug 2025607 PMAQI
1st Aug 2025598 PMAQI
1st Aug 2025599 PMAQI
1st Aug 20255810 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20256012 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025563 AMAQI
2nd Aug 2025564 AMAQI
2nd Aug 2025565 AMAQI
28°C27/31°C
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025528 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025612 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025634 PMAQI
2nd Aug 2025725 PMAQI
2nd Aug 2025666 PMAQI
2nd Aug 2025717 PMAQI
2nd Aug 2025678 PMAQI
2nd Aug 2025659 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256711 PMAQI
3rd Aug 20256612 AMAQI
3rd Aug 2025561 AMAQI
3rd Aug 2025572 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025555 AMAQI
29°C27/32°C
3rd Aug 2025556 AMAQI
3rd Aug 2025557 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025639 AMAQI
3rd Aug 20256210 AMAQI
3rd Aug 20256611 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025581 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025583 PMAQI
3rd Aug 2025584 PMAQI
3rd Aug 2025605 PMAQI
3rd Aug 2025626 PMAQI
3rd Aug 2025617 PMAQI
3rd Aug 2025618 PMAQI
3rd Aug 2025609 PMAQI
3rd Aug 20255910 PMAQI
3rd Aug 20256211 PMAQI
4th Aug 20255912 AMAQI
4th Aug 2025581 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025584 AMAQI
4th Aug 2025575 AMAQI
29°C27/32°C
4th Aug 2025586 AMAQI
6 AM4th Aug 2025577 AMAQI
4th Aug 2025668 AMAQI
4th Aug 2025569 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20255911 AMAQI
4th Aug 20255412 PMAQI
12 PM4th Aug 2025501 PMAQI
4th Aug 2025502 PMAQI
4th Aug 2025543 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025525 PMAQI
4th Aug 2025566 PMAQI
4th Aug 2025587 PMAQI
7 PM4th Aug 2025588 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255910 PMAQI
4th Aug 20255711 PMAQI
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 PM - 7 PM
40AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM - 11 AM
35AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 7 PM (Avg. 40), while the lowest AQI was between 9 AM to 11 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 11 PM
41AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
41AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 41), while the lowest AQI was between 12 AM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Yalong Bay, Sanya, Hainan, China
2025
56%
121
41%
89
2%
5
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
121 DaysModerate
89 DaysPoor
5 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 56%
Health Risk Level:
Considerable
In 2025, 56% of 216 days were within WHO’s safe air quality limits, and 44% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Yalong Bay, Sanya, Hainan, China
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
83AQI
83AQI
2nd January 2025
73AQI
73AQI
3rd January 2025
85AQI
85AQI
4th January 2025
74AQI
74AQI
5th January 2025
87AQI
87AQI
6th January 2025
92AQI
92AQI
7th January 2025
78AQI
78AQI
8th January 2025
72AQI
72AQI
9th January 2025
71AQI
71AQI
10th January 2025
102AQI
102AQI
11th January 2025
74AQI
74AQI
12th January 2025
82AQI
82AQI
13th January 2025
63AQI
63AQI
14th January 2025
53AQI
53AQI
15th January 2025
48AQI
48AQI
16th January 2025
75AQI
75AQI
17th January 2025
81AQI
81AQI
18th January 2025
78AQI
78AQI
19th January 2025
79AQI
79AQI
20th January 2025
79AQI
79AQI
21st January 2025
72AQI
72AQI
22nd January 2025
69AQI
69AQI
23rd January 2025
64AQI
64AQI
24th January 2025
55AQI
55AQI
25th January 2025
54AQI
54AQI
26th January 2025
49AQI
49AQI
27th January 2025
52AQI
52AQI
28th January 2025
58AQI
58AQI
29th January 2025
60AQI
60AQI
30th January 2025
59AQI
59AQI
31st January 2025
55AQI
55AQI
1st February 2025
42AQI
42AQI
2nd February 2025
39AQI
39AQI
3rd February 2025
48AQI
48AQI
4th February 2025
36AQI
36AQI
5th February 2025
49AQI
49AQI
6th February 2025
56AQI
56AQI
7th February 2025
61AQI
61AQI
8th February 2025
44AQI
44AQI
9th February 2025
54AQI
54AQI
10th February 2025
56AQI
56AQI
11th February 2025
47AQI
47AQI
12th February 2025
43AQI
43AQI
13th February 2025
46AQI
46AQI
14th February 2025
39AQI
39AQI
15th February 2025
52AQI
52AQI
16th February 2025
32AQI
32AQI
17th February 2025
49AQI
49AQI
18th February 2025
59AQI
59AQI
19th February 2025
65AQI
65AQI
20th February 2025
61AQI
61AQI
21st February 2025
60AQI
60AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
37AQI
37AQI
24th February 2025
33AQI
33AQI
25th February 2025
34AQI
34AQI
26th February 2025
46AQI
46AQI
27th February 2025
52AQI
52AQI
28th February 2025
51AQI
51AQI
1st March 2025
51AQI
51AQI
2nd March 2025
45AQI
45AQI
3rd March 2025
49AQI
49AQI
4th March 2025
39AQI
39AQI
5th March 2025
41AQI
41AQI
6th March 2025
35AQI
35AQI
7th March 2025
37AQI
37AQI
8th March 2025
32AQI
32AQI
9th March 2025
52AQI
52AQI
10th March 2025
50AQI
50AQI
11th March 2025
58AQI
58AQI
12th March 2025
50AQI
50AQI
13th March 2025
45AQI
45AQI
14th March 2025
40AQI
40AQI
15th March 2025
44AQI
44AQI
16th March 2025
41AQI
41AQI
17th March 2025
41AQI
41AQI
18th March 2025
41AQI
41AQI
19th March 2025
53AQI
53AQI
20th March 2025
62AQI
62AQI
21st March 2025
69AQI
69AQI
22nd March 2025
67AQI
67AQI
23rd March 2025
64AQI
64AQI
24th March 2025
65AQI
65AQI
25th March 2025
60AQI
60AQI
26th March 2025
54AQI
54AQI
27th March 2025
59AQI
59AQI
28th March 2025
53AQI
53AQI
29th March 2025
58AQI
58AQI
30th March 2025
35AQI
35AQI
31st March 2025
36AQI
36AQI
1st April 2025
32AQI
32AQI
2nd April 2025
47AQI
47AQI
3rd April 2025
49AQI
49AQI
4th April 2025
54AQI
54AQI
5th April 2025
61AQI
61AQI
6th April 2025
51AQI
51AQI
7th April 2025
59AQI
59AQI
8th April 2025
57AQI
57AQI
9th April 2025
62AQI
62AQI
10th April 2025
57AQI
57AQI
11th April 2025
56AQI
56AQI
12th April 2025
57AQI
57AQI
13th April 2025
61AQI
61AQI
14th April 2025
104AQI
104AQI
15th April 2025
109AQI
109AQI
16th April 2025
114AQI
114AQI
17th April 2025
102AQI
102AQI
18th April 2025
73AQI
73AQI
19th April 2025
57AQI
57AQI
20th April 2025
58AQI
58AQI
21st April 2025
55AQI
55AQI
22nd April 2025
54AQI
54AQI
23rd April 2025
49AQI
49AQI
24th April 2025
54AQI
54AQI
25th April 2025
52AQI
52AQI
26th April 2025
48AQI
48AQI
27th April 2025
36AQI
36AQI
28th April 2025
51AQI
51AQI
29th April 2025
42AQI
42AQI
30th April 2025
55AQI
55AQI
1st May 2025
52AQI
52AQI
2nd May 2025
57AQI
57AQI
3rd May 2025
62AQI
62AQI
4th May 2025
56AQI
56AQI
5th May 2025
51AQI
51AQI
6th May 2025
54AQI
54AQI
7th May 2025
57AQI
57AQI
8th May 2025
50AQI
50AQI
9th May 2025
54AQI
54AQI
10th May 2025
46AQI
46AQI
11th May 2025
41AQI
41AQI
12th May 2025
62AQI
62AQI
13th May 2025
58AQI
58AQI
14th May 2025
46AQI
46AQI
15th May 2025
37AQI
37AQI
16th May 2025
33AQI
33AQI
17th May 2025
37AQI
37AQI
18th May 2025
39AQI
39AQI
19th May 2025
34AQI
34AQI
20th May 2025
39AQI
39AQI
21st May 2025
37AQI
37AQI
22nd May 2025
32AQI
32AQI
23rd May 2025
27AQI
27AQI
24th May 2025
25AQI
25AQI
25th May 2025
38AQI
38AQI
26th May 2025
52AQI
52AQI
27th May 2025
45AQI
45AQI
28th May 2025
39AQI
39AQI
29th May 2025
37AQI
37AQI
30th May 2025
35AQI
35AQI
31st May 2025
36AQI
36AQI
1st June 2025
36AQI
36AQI
2nd June 2025
41AQI
41AQI
3rd June 2025
46AQI
46AQI
4th June 2025
47AQI
47AQI
5th June 2025
40AQI
40AQI
6th June 2025
40AQI
40AQI
7th June 2025
39AQI
39AQI
8th June 2025
49AQI
49AQI
9th June 2025
51AQI
51AQI
10th June 2025
55AQI
55AQI
11th June 2025
46AQI
46AQI
12th June 2025
34AQI
34AQI
13th June 2025
31AQI
31AQI
14th June 2025
35AQI
35AQI
15th June 2025
37AQI
37AQI
16th June 2025
44AQI
44AQI
17th June 2025
45AQI
45AQI
18th June 2025
41AQI
41AQI
19th June 2025
39AQI
39AQI
20th June 2025
39AQI
39AQI
21st June 2025
40AQI
40AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
43AQI
43AQI
24th June 2025
39AQI
39AQI
25th June 2025
33AQI
33AQI
26th June 2025
28AQI
28AQI
27th June 2025
27AQI
27AQI
28th June 2025
26AQI
26AQI
29th June 2025
26AQI
26AQI
30th June 2025
28AQI
28AQI
1st July 2025
30AQI
30AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
25AQI
25AQI
4th July 2025
25AQI
25AQI
5th July 2025
27AQI
27AQI
6th July 2025
29AQI
29AQI
7th July 2025
28AQI
28AQI
8th July 2025
32AQI
32AQI
9th July 2025
35AQI
35AQI
10th July 2025
37AQI
37AQI
11th July 2025
40AQI
40AQI
12th July 2025
39AQI
39AQI
13th July 2025
45AQI
45AQI
14th July 2025
47AQI
47AQI
15th July 2025
50AQI
50AQI
16th July 2025
48AQI
48AQI
17th July 2025
45AQI
45AQI
18th July 2025
42AQI
42AQI
19th July 2025
37AQI
37AQI
20th July 2025
33AQI
33AQI
21st July 2025
32AQI
32AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
31AQI
31AQI
24th July 2025
29AQI
29AQI
25th July 2025
30AQI
30AQI
26th July 2025
34AQI
34AQI
27th July 2025
30AQI
30AQI
28th July 2025
27AQI
27AQI
29th July 2025
32AQI
32AQI
30th July 2025
35AQI
35AQI
31st July 2025
45AQI
45AQI
1st August 2025
59AQI
59AQI
2nd August 2025
60AQI
60AQI
3rd August 2025
59AQI
59AQI
70AQI
48AQI
49AQI
61AQI
44AQI
39AQI
35AQI
59AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202550AQI
2
28
1
17
11
17
14
7
19
4
20
11
27
3
31
3
121
89
5
Highest AQI recorded in
January70AQI
Lowest AQI recorded in
July35AQI
202446AQI
5
16
12
5
8
15
13
5
19
4
29
1
31
31
28
1
11
19
1
10
20
2
29
199
115
1
Highest AQI recorded in
December65AQI
Lowest AQI recorded in
July29AQI
202345AQI
3
7
1
4
8
1
1
1
1
1
1
4
1
2
9
3
2
1
2
22
8
51
31
1
Highest AQI recorded in
November64AQI
Lowest AQI recorded in
June25AQI
202232AQI
12
26
30
16
1
4
5
15
10
20
3
8
5
132
23
Highest AQI recorded in
September55AQI
Lowest AQI recorded in
August17AQI
202136AQI
10
19
2
14
14
21
9
25
5
30
1
20
10
30
26
1
28
2
31
22
1
30
1
287
63
2
Highest AQI recorded in
January60AQI
Lowest AQI recorded in
September21AQI
202036AQI
8
6
2
12
4
26
2
31
29
2
29
1
20
11
17
12
1
15
14
193
48
1
Highest AQI recorded in
December53AQI
Lowest AQI recorded in
September24AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
50AQILeast Polluted Year Recorded
2022(Avg.)
32AQIYalong Bay's annual 2025 AQI (50) shows an average percentage change of 29.3% (worsened AQI) compared to previous years: 2020 (36), 2021 (36), 2022 (32), 2023 (45), 2024 (46).
