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+
September Air Quality Analysis
Sanya, Hainan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Sep 2022
77AQILowest AQI recorded on
25th Sep 2023
14AQISame Day Analysis (22nd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 28 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 23rd Sep - 24th Sep 2025
Sanya, Hainan, China
AQI
Day
Night
.
6 AM23rd Sep 2025
6 PM
5 AM24th Sep 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11PM23rd Sep
36AQI
Avg. Lowest Time
3PM23rd Sep
24AQI
In the last 24 hours,
Sanya's AQI reached its highest point of 36 at 11 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 23rd Sep and 24th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Sanya, Hainan, China
AugSep
25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th
Day
Night
25th Aug 2025376 AMAQI
25th Aug 2025367 AMAQI
25th Aug 2025258 AMAQI
25th Aug 2025269 AMAQI
25th Aug 20252610 AMAQI
25th Aug 20252411 AMAQI
25th Aug 20252412 PMAQI
25th Aug 2025201 PMAQI
25th Aug 2025302 PMAQI
25th Aug 2025213 PMAQI
25th Aug 2025234 PMAQI
25th Aug 2025285 PMAQI
25th Aug 2025346 PMAQI
25th Aug 2025317 PMAQI
25th Aug 2025348 PMAQI
25th Aug 2025349 PMAQI
25th Aug 20253310 PMAQI
25th Aug 20253411 PMAQI
26th Aug 20253412 AMAQI
26th Aug 2025351 AMAQI
26th Aug 2025382 AMAQI
26th Aug 2025353 AMAQI
26th Aug 2025364 AMAQI
26th Aug 2025365 AMAQI
26°C25/27°C
26th Aug 2025376 AMAQI
26th Aug 2025367 AMAQI
26th Aug 2025238 AMAQI
26th Aug 2025289 AMAQI
26th Aug 20252910 AMAQI
26th Aug 20252811 AMAQI
26th Aug 20253212 PMAQI
26th Aug 2025301 PMAQI
26th Aug 2025232 PMAQI
26th Aug 2025233 PMAQI
26th Aug 2025284 PMAQI
26th Aug 2025265 PMAQI
26th Aug 2025316 PMAQI
26th Aug 2025277 PMAQI
26th Aug 2025308 PMAQI
26th Aug 2025419 PMAQI
26th Aug 20252910 PMAQI
26th Aug 20253611 PMAQI
27th Aug 20252912 AMAQI
27th Aug 2025361 AMAQI
27th Aug 2025382 AMAQI
27th Aug 2025353 AMAQI
27th Aug 2025354 AMAQI
27th Aug 2025345 AMAQI
27°C26/30°C
27th Aug 2025346 AMAQI
27th Aug 2025347 AMAQI
27th Aug 2025318 AMAQI
27th Aug 2025309 AMAQI
27th Aug 20253310 AMAQI
27th Aug 20253211 AMAQI
27th Aug 20253412 PMAQI
27th Aug 2025281 PMAQI
27th Aug 2025282 PMAQI
27th Aug 2025263 PMAQI
27th Aug 2025204 PMAQI
27th Aug 2025235 PMAQI
27th Aug 2025196 PMAQI
27th Aug 2025297 PMAQI
27th Aug 2025288 PMAQI
27th Aug 2025319 PMAQI
27th Aug 20253210 PMAQI
27th Aug 20253411 PMAQI
28th Aug 20252912 AMAQI
28th Aug 2025341 AMAQI
28th Aug 2025352 AMAQI
28th Aug 2025353 AMAQI
28th Aug 2025344 AMAQI
28th Aug 2025355 AMAQI
27°C25/30°C
28th Aug 2025366 AMAQI
28th Aug 2025357 AMAQI
28th Aug 2025408 AMAQI
28th Aug 2025379 AMAQI
28th Aug 20253610 AMAQI
28th Aug 20252911 AMAQI
28th Aug 20253212 PMAQI
28th Aug 2025301 PMAQI
28th Aug 2025302 PMAQI
28th Aug 2025353 PMAQI
28th Aug 2025564 PMAQI
28th Aug 2025475 PMAQI
28th Aug 2025406 PMAQI
28th Aug 2025317 PMAQI
28th Aug 2025298 PMAQI
28th Aug 2025309 PMAQI
28th Aug 20253110 PMAQI
28th Aug 20252911 PMAQI
29th Aug 20253312 AMAQI
29th Aug 2025371 AMAQI
29th Aug 2025422 AMAQI
29th Aug 2025393 AMAQI
29th Aug 2025404 AMAQI
29th Aug 2025395 AMAQI
27°C24/30°C
29th Aug 2025426 AMAQI
29th Aug 2025417 AMAQI
29th Aug 2025398 AMAQI
29th Aug 2025309 AMAQI
29th Aug 20252410 AMAQI
29th Aug 20252611 AMAQI
29th Aug 20252912 PMAQI
29th Aug 2025261 PMAQI
29th Aug 2025262 PMAQI
29th Aug 2025353 PMAQI
29th Aug 2025354 PMAQI
29th Aug 2025225 PMAQI
29th Aug 2025336 PMAQI
29th Aug 2025377 PMAQI
29th Aug 2025378 PMAQI
29th Aug 2025329 PMAQI
29th Aug 20253510 PMAQI
29th Aug 20253011 PMAQI
30th Aug 20253312 AMAQI
30th Aug 2025401 AMAQI
30th Aug 2025392 AMAQI
30th Aug 2025373 AMAQI
30th Aug 2025374 AMAQI
30th Aug 2025385 AMAQI
27°C25/29°C
30th Aug 2025376 AMAQI
30th Aug 2025377 AMAQI
30th Aug 2025228 AMAQI
30th Aug 2025289 AMAQI
30th Aug 20252710 AMAQI
30th Aug 20252311 AMAQI
30th Aug 20252912 PMAQI
30th Aug 2025301 PMAQI
30th Aug 2025252 PMAQI
30th Aug 2025273 PMAQI
30th Aug 2025194 PMAQI
30th Aug 2025185 PMAQI
30th Aug 2025236 PMAQI
30th Aug 2025297 PMAQI
30th Aug 2025328 PMAQI
30th Aug 2025349 PMAQI
30th Aug 20253310 PMAQI
30th Aug 20253411 PMAQI
31st Aug 20253412 AMAQI
31st Aug 2025381 AMAQI
31st Aug 2025412 AMAQI
31st Aug 2025363 AMAQI
31st Aug 2025354 AMAQI
31st Aug 2025375 AMAQI
27°C26/28°C
31st Aug 2025366 AMAQI
31st Aug 2025367 AMAQI
31st Aug 2025258 AMAQI
31st Aug 2025229 AMAQI
31st Aug 20252110 AMAQI
31st Aug 20251911 AMAQI
31st Aug 20252512 PMAQI
31st Aug 2025291 PMAQI
31st Aug 2025182 PMAQI
31st Aug 2025213 PMAQI
31st Aug 2025314 PMAQI
31st Aug 2025235 PMAQI
31st Aug 2025266 PMAQI
31st Aug 2025267 PMAQI
31st Aug 2025328 PMAQI
31st Aug 2025319 PMAQI
31st Aug 20253510 PMAQI
31st Aug 20253411 PMAQI
1st Sep 20253512 AMAQI
1st Sep 2025371 AMAQI
1st Sep 2025382 AMAQI
1st Sep 2025363 AMAQI
1st Sep 2025334 AMAQI
1st Sep 2025355 AMAQI
27°C24/30°C
1st Sep 2025436 AMAQI
1st Sep 2025367 AMAQI
1st Sep 2025248 AMAQI
1st Sep 2025229 AMAQI
1st Sep 20251610 AMAQI
1st Sep 20251911 AMAQI
1st Sep 20252612 PMAQI
1st Sep 2025251 PMAQI
1st Sep 2025262 PMAQI
1st Sep 2025303 PMAQI
1st Sep 2025284 PMAQI
1st Sep 2025245 PMAQI
1st Sep 2025236 PMAQI
1st Sep 2025307 PMAQI
1st Sep 2025328 PMAQI
1st Sep 2025309 PMAQI
1st Sep 20253110 PMAQI
1st Sep 20253011 PMAQI
2nd Sep 20253412 AMAQI
2nd Sep 2025391 AMAQI
2nd Sep 2025392 AMAQI
2nd Sep 2025393 AMAQI
2nd Sep 2025374 AMAQI
2nd Sep 2025365 AMAQI
27°C25/30°C
2nd Sep 2025366 AMAQI
2nd Sep 2025417 AMAQI
2nd Sep 2025288 AMAQI
2nd Sep 2025419 AMAQI
2nd Sep 20252310 AMAQI
2nd Sep 20252911 AMAQI
2nd Sep 20252112 PMAQI
2nd Sep 2025241 PMAQI
2nd Sep 2025252 PMAQI
2nd Sep 2025293 PMAQI
2nd Sep 2025274 PMAQI
2nd Sep 2025275 PMAQI
2nd Sep 2025366 PMAQI
2nd Sep 2025427 PMAQI
2nd Sep 2025368 PMAQI
2nd Sep 2025359 PMAQI
2nd Sep 20253610 PMAQI
2nd Sep 20253711 PMAQI
3rd Sep 20253512 AMAQI
3rd Sep 2025361 AMAQI
3rd Sep 2025422 AMAQI
3rd Sep 2025403 AMAQI
3rd Sep 2025374 AMAQI
3rd Sep 2025365 AMAQI
27°C25/30°C
3rd Sep 2025376 AMAQI
3rd Sep 2025367 AMAQI
3rd Sep 2025208 AMAQI
3rd Sep 2025299 AMAQI
3rd Sep 20252110 AMAQI
3rd Sep 20252811 AMAQI
3rd Sep 20252512 PMAQI
3rd Sep 2025241 PMAQI
3rd Sep 2025242 PMAQI
3rd Sep 2025203 PMAQI
3rd Sep 2025224 PMAQI
3rd Sep 2025235 PMAQI
3rd Sep 2025436 PMAQI
3rd Sep 2025367 PMAQI
3rd Sep 2025288 PMAQI
3rd Sep 2025309 PMAQI
3rd Sep 20252910 PMAQI
3rd Sep 20253011 PMAQI
4th Sep 20253312 AMAQI
4th Sep 2025391 AMAQI
4th Sep 2025392 AMAQI
4th Sep 2025373 AMAQI
4th Sep 2025334 AMAQI
4th Sep 2025355 AMAQI
27°C25/30°C
4th Sep 2025356 AMAQI
4th Sep 2025367 AMAQI
4th Sep 2025228 AMAQI
4th Sep 2025289 AMAQI
4th Sep 20252710 AMAQI
4th Sep 20253411 AMAQI
4th Sep 20253412 PMAQI
4th Sep 2025241 PMAQI
4th Sep 2025232 PMAQI
4th Sep 2025223 PMAQI
4th Sep 2025274 PMAQI
4th Sep 2025275 PMAQI
4th Sep 2025366 PMAQI
4th Sep 2025387 PMAQI
4th Sep 2025398 PMAQI
4th Sep 2025249 PMAQI
4th Sep 20252310 PMAQI
4th Sep 20252111 PMAQI
5th Sep 20253012 AMAQI
5th Sep 2025331 AMAQI
5th Sep 2025342 AMAQI
5th Sep 2025323 AMAQI
5th Sep 2025334 AMAQI
5th Sep 2025405 AMAQI
27°C25/30°C
5th Sep 2025366 AMAQI
5th Sep 2025347 AMAQI
5th Sep 2025228 AMAQI
5th Sep 2025209 AMAQI
5th Sep 20253410 AMAQI
5th Sep 20252611 AMAQI
5th Sep 20252812 PMAQI
5th Sep 2025291 PMAQI
5th Sep 2025372 PMAQI
5th Sep 2025333 PMAQI
5th Sep 2025194 PMAQI
5th Sep 2025275 PMAQI
5th Sep 2025266 PMAQI
5th Sep 2025267 PMAQI
5th Sep 2025268 PMAQI
5th Sep 2025299 PMAQI
5th Sep 20252710 PMAQI
5th Sep 20253111 PMAQI
6th Sep 20253012 AMAQI
6th Sep 2025281 AMAQI
6th Sep 2025232 AMAQI
6th Sep 2025303 AMAQI
6th Sep 2025334 AMAQI
6th Sep 2025335 AMAQI
27°C25/30°C
6th Sep 2025366 AMAQI
6th Sep 2025347 AMAQI
6th Sep 2025228 AMAQI
6th Sep 2025229 AMAQI
6th Sep 20252110 AMAQI
6th Sep 20252511 AMAQI
6th Sep 20252312 PMAQI
6th Sep 2025201 PMAQI
6th Sep 2025282 PMAQI
6th Sep 2025333 PMAQI
6th Sep 2025304 PMAQI
6th Sep 2025355 PMAQI
6th Sep 2025416 PMAQI
6th Sep 2025307 PMAQI
6th Sep 2025298 PMAQI
6th Sep 2025349 PMAQI
6th Sep 20253410 PMAQI
6th Sep 20253411 PMAQI
7th Sep 20253812 AMAQI
7th Sep 2025301 AMAQI
7th Sep 2025342 AMAQI
7th Sep 2025323 AMAQI
7th Sep 2025304 AMAQI
7th Sep 2025295 AMAQI
27°C25/30°C
7th Sep 2025306 AMAQI
7th Sep 2025317 AMAQI
7th Sep 2025338 AMAQI
7th Sep 2025379 AMAQI
7th Sep 20253710 AMAQI
7th Sep 20254411 AMAQI
7th Sep 20253212 PMAQI
7th Sep 2025371 PMAQI
7th Sep 2025392 PMAQI
7th Sep 2025363 PMAQI
7th Sep 2025354 PMAQI
7th Sep 2025345 PMAQI
7th Sep 2025456 PMAQI
7th Sep 2025407 PMAQI
7th Sep 2025438 PMAQI
7th Sep 2025419 PMAQI
7th Sep 20254310 PMAQI
7th Sep 20254211 PMAQI
8th Sep 20253612 AMAQI
8th Sep 2025311 AMAQI
8th Sep 2025312 AMAQI
8th Sep 2025343 AMAQI
8th Sep 2025344 AMAQI
8th Sep 2025335 AMAQI
27°C24/31°C
8th Sep 2025346 AMAQI
8th Sep 2025337 AMAQI
8th Sep 2025308 AMAQI
8th Sep 2025289 AMAQI
8th Sep 20253010 AMAQI
8th Sep 20252211 AMAQI
8th Sep 20252412 PMAQI
8th Sep 2025241 PMAQI
8th Sep 2025322 PMAQI
8th Sep 2025333 PMAQI
8th Sep 2025314 PMAQI
8th Sep 2025335 PMAQI
8th Sep 2025316 PMAQI
8th Sep 2025357 PMAQI
8th Sep 2025328 PMAQI
8th Sep 2025329 PMAQI
8th Sep 20253310 PMAQI
8th Sep 20253611 PMAQI
9th Sep 20253012 AMAQI
9th Sep 2025351 AMAQI
9th Sep 2025342 AMAQI
9th Sep 2025353 AMAQI
9th Sep 2025384 AMAQI
9th Sep 2025345 AMAQI
27°C26/30°C
9th Sep 2025336 AMAQI
9th Sep 2025347 AMAQI
9th Sep 2025238 AMAQI
9th Sep 2025279 AMAQI
9th Sep 20253310 AMAQI
9th Sep 20252611 AMAQI
9th Sep 20252812 PMAQI
9th Sep 2025341 PMAQI
9th Sep 2025332 PMAQI
9th Sep 2025323 PMAQI
9th Sep 2025354 PMAQI
9th Sep 2025385 PMAQI
9th Sep 2025386 PMAQI
9th Sep 2025387 PMAQI
9th Sep 2025348 PMAQI
9th Sep 2025349 PMAQI
9th Sep 20253610 PMAQI
9th Sep 20253311 PMAQI
10th Sep 20253512 AMAQI
10th Sep 2025391 AMAQI
10th Sep 2025352 AMAQI
10th Sep 2025363 AMAQI
10th Sep 2025344 AMAQI
10th Sep 2025345 AMAQI
27°C25/30°C
10th Sep 2025346 AMAQI
10th Sep 2025357 AMAQI
10th Sep 2025258 AMAQI
10th Sep 2025249 AMAQI
10th Sep 20253110 AMAQI
10th Sep 20253211 AMAQI
10th Sep 20252712 PMAQI
10th Sep 2025241 PMAQI
10th Sep 2025262 PMAQI
10th Sep 2025253 PMAQI
10th Sep 2025324 PMAQI
10th Sep 2025285 PMAQI
10th Sep 2025326 PMAQI
10th Sep 2025367 PMAQI
10th Sep 2025388 PMAQI
10th Sep 2025389 PMAQI
10th Sep 20253510 PMAQI
10th Sep 20254011 PMAQI
11th Sep 20253512 AMAQI
11th Sep 2025361 AMAQI
11th Sep 2025362 AMAQI
11th Sep 2025363 AMAQI
11th Sep 2025354 AMAQI
11th Sep 2025335 AMAQI
27°C26/29°C
11th Sep 2025336 AMAQI
11th Sep 2025337 AMAQI
11th Sep 2025198 AMAQI
11th Sep 2025259 AMAQI
11th Sep 20252510 AMAQI
11th Sep 20252911 AMAQI
11th Sep 20252512 PMAQI
11th Sep 2025281 PMAQI
11th Sep 2025312 PMAQI
11th Sep 2025323 PMAQI
11th Sep 2025354 PMAQI
11th Sep 2025335 PMAQI
11th Sep 2025256 PMAQI
11th Sep 2025407 PMAQI
11th Sep 2025308 PMAQI
11th Sep 2025359 PMAQI
11th Sep 20253310 PMAQI
11th Sep 20253311 PMAQI
12th Sep 20253212 AMAQI
12th Sep 2025361 AMAQI
12th Sep 2025372 AMAQI
12th Sep 2025353 AMAQI
12th Sep 2025334 AMAQI
12th Sep 2025355 AMAQI
27°C25/30°C
12th Sep 2025366 AMAQI
12th Sep 2025377 AMAQI
12th Sep 2025248 AMAQI
12th Sep 2025209 AMAQI
12th Sep 20252310 AMAQI
12th Sep 20252011 AMAQI
12th Sep 20252212 PMAQI
12th Sep 2025261 PMAQI
12th Sep 2025292 PMAQI
12th Sep 2025333 PMAQI
12th Sep 2025344 PMAQI
12th Sep 2025375 PMAQI
12th Sep 2025396 PMAQI
12th Sep 2025377 PMAQI
12th Sep 2025308 PMAQI
12th Sep 2025349 PMAQI
12th Sep 20253410 PMAQI
12th Sep 20253311 PMAQI
13th Sep 20253212 AMAQI
13th Sep 2025371 AMAQI
13th Sep 2025342 AMAQI
13th Sep 2025333 AMAQI
13th Sep 2025344 AMAQI
13th Sep 2025335 AMAQI
27°C25/31°C
13th Sep 2025336 AMAQI
13th Sep 2025337 AMAQI
13th Sep 2025188 AMAQI
13th Sep 2025169 AMAQI
13th Sep 20251710 AMAQI
13th Sep 20251911 AMAQI
13th Sep 20252512 PMAQI
13th Sep 2025231 PMAQI
13th Sep 2025222 PMAQI
13th Sep 2025243 PMAQI
13th Sep 2025214 PMAQI
13th Sep 2025225 PMAQI
13th Sep 2025236 PMAQI
13th Sep 2025247 PMAQI
13th Sep 2025308 PMAQI
13th Sep 2025329 PMAQI
13th Sep 20253110 PMAQI
13th Sep 20252911 PMAQI
14th Sep 20253012 AMAQI
14th Sep 2025331 AMAQI
14th Sep 2025342 AMAQI
14th Sep 2025323 AMAQI
14th Sep 2025344 AMAQI
14th Sep 2025345 AMAQI
27°C25/31°C
14th Sep 2025326 AMAQI
14th Sep 2025327 AMAQI
14th Sep 2025258 AMAQI
14th Sep 2025159 AMAQI
14th Sep 20251710 AMAQI
14th Sep 20251611 AMAQI
14th Sep 20251612 PMAQI
14th Sep 2025161 PMAQI
14th Sep 2025182 PMAQI
14th Sep 2025213 PMAQI
14th Sep 2025164 PMAQI
14th Sep 2025185 PMAQI
14th Sep 2025226 PMAQI
14th Sep 2025287 PMAQI
14th Sep 2025268 PMAQI
14th Sep 2025329 PMAQI
14th Sep 20252910 PMAQI
14th Sep 20252911 PMAQI
15th Sep 20253712 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025312 AMAQI
15th Sep 2025303 AMAQI
15th Sep 2025294 AMAQI
15th Sep 2025295 AMAQI
27°C25/30°C
15th Sep 2025306 AMAQI
15th Sep 2025297 AMAQI
15th Sep 2025278 AMAQI
15th Sep 2025249 AMAQI
15th Sep 20252010 AMAQI
15th Sep 20252511 AMAQI
15th Sep 20251812 PMAQI
15th Sep 2025201 PMAQI
15th Sep 2025212 PMAQI
15th Sep 2025233 PMAQI
15th Sep 2025194 PMAQI
15th Sep 2025175 PMAQI
15th Sep 2025166 PMAQI
15th Sep 2025297 PMAQI
15th Sep 2025298 PMAQI
15th Sep 2025319 PMAQI
15th Sep 20252710 PMAQI
15th Sep 20252511 PMAQI
16th Sep 20252412 AMAQI
16th Sep 2025291 AMAQI
16th Sep 2025322 AMAQI
16th Sep 2025303 AMAQI
16th Sep 2025294 AMAQI
16th Sep 2025295 AMAQI
27°C25/30°C
16th Sep 2025306 AMAQI
16th Sep 2025297 AMAQI
16th Sep 2025268 AMAQI
16th Sep 2025269 AMAQI
16th Sep 20253610 AMAQI
16th Sep 20253611 AMAQI
16th Sep 20253112 PMAQI
16th Sep 2025251 PMAQI
16th Sep 2025242 PMAQI
16th Sep 2025233 PMAQI
16th Sep 2025184 PMAQI
16th Sep 2025205 PMAQI
16th Sep 2025226 PMAQI
16th Sep 2025257 PMAQI
16th Sep 2025308 PMAQI
16th Sep 2025319 PMAQI
16th Sep 20253110 PMAQI
16th Sep 20252811 PMAQI
17th Sep 20252712 AMAQI
17th Sep 2025301 AMAQI
17th Sep 2025302 AMAQI
17th Sep 2025293 AMAQI
17th Sep 2025294 AMAQI
17th Sep 2025295 AMAQI
27°C25/31°C
17th Sep 2025296 AMAQI
17th Sep 2025307 AMAQI
17th Sep 2025298 AMAQI
17th Sep 2025529 AMAQI
17th Sep 20255210 AMAQI
17th Sep 20255911 AMAQI
17th Sep 20254712 PMAQI
17th Sep 2025261 PMAQI
17th Sep 2025232 PMAQI
17th Sep 2025313 PMAQI
17th Sep 2025204 PMAQI
17th Sep 2025295 PMAQI
17th Sep 2025286 PMAQI
17th Sep 2025337 PMAQI
17th Sep 2025368 PMAQI
17th Sep 2025479 PMAQI
17th Sep 20254310 PMAQI
17th Sep 20254411 PMAQI
18th Sep 20253912 AMAQI
18th Sep 2025311 AMAQI
18th Sep 2025302 AMAQI
18th Sep 2025303 AMAQI
18th Sep 2025324 AMAQI
18th Sep 2025325 AMAQI
27°C24/30°C
18th Sep 2025326 AMAQI
18th Sep 2025327 AMAQI
18th Sep 2025248 AMAQI
18th Sep 2025279 AMAQI
18th Sep 20254910 AMAQI
18th Sep 20254711 AMAQI
18th Sep 20254712 PMAQI
18th Sep 2025391 PMAQI
18th Sep 2025452 PMAQI
18th Sep 2025483 PMAQI
18th Sep 2025424 PMAQI
18th Sep 2025285 PMAQI
18th Sep 2025196 PMAQI
18th Sep 2025247 PMAQI
18th Sep 2025348 PMAQI
18th Sep 2025369 PMAQI
18th Sep 20253210 PMAQI
18th Sep 20252611 PMAQI
19th Sep 20252612 AMAQI
19th Sep 2025301 AMAQI
19th Sep 2025322 AMAQI
19th Sep 2025333 AMAQI
19th Sep 2025364 AMAQI
19th Sep 2025365 AMAQI
27°C24/31°C
19th Sep 2025356 AMAQI
19th Sep 2025367 AMAQI
19th Sep 2025198 AMAQI
19th Sep 2025219 AMAQI
19th Sep 20251610 AMAQI
19th Sep 20252211 AMAQI
19th Sep 20252412 PMAQI
19th Sep 2025191 PMAQI
19th Sep 2025192 PMAQI
19th Sep 2025193 PMAQI
19th Sep 2025194 PMAQI
19th Sep 2025235 PMAQI
19th Sep 2025316 PMAQI
19th Sep 2025297 PMAQI
19th Sep 2025278 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20253410 PMAQI
19th Sep 20253811 PMAQI
20th Sep 20253712 AMAQI
20th Sep 2025301 AMAQI
20th Sep 2025292 AMAQI
20th Sep 2025283 AMAQI
20th Sep 2025284 AMAQI
20th Sep 2025285 AMAQI
27°C25/31°C
20th Sep 2025276 AMAQI
20th Sep 2025277 AMAQI
20th Sep 2025258 AMAQI
20th Sep 2025259 AMAQI
20th Sep 20252510 AMAQI
20th Sep 20252311 AMAQI
20th Sep 20252112 PMAQI
20th Sep 2025221 PMAQI
20th Sep 2025232 PMAQI
20th Sep 2025203 PMAQI
20th Sep 2025184 PMAQI
20th Sep 2025195 PMAQI
20th Sep 2025196 PMAQI
20th Sep 2025257 PMAQI
20th Sep 2025298 PMAQI
20th Sep 2025419 PMAQI
20th Sep 20253210 PMAQI
20th Sep 20253611 PMAQI
21st Sep 20253312 AMAQI
21st Sep 2025321 AMAQI
21st Sep 2025302 AMAQI
21st Sep 2025313 AMAQI
21st Sep 2025304 AMAQI
21st Sep 2025295 AMAQI
27°C25/30°C
21st Sep 2025286 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025298 AMAQI
21st Sep 2025329 AMAQI
21st Sep 20253210 AMAQI
21st Sep 20253611 AMAQI
21st Sep 20253012 PMAQI
21st Sep 2025301 PMAQI
21st Sep 2025322 PMAQI
21st Sep 2025323 PMAQI
21st Sep 2025284 PMAQI
21st Sep 2025305 PMAQI
21st Sep 2025386 PMAQI
21st Sep 2025347 PMAQI
21st Sep 2025338 PMAQI
21st Sep 2025369 PMAQI
21st Sep 20253510 PMAQI
21st Sep 20253111 PMAQI
22nd Sep 20253012 AMAQI
22nd Sep 2025281 AMAQI
22nd Sep 2025292 AMAQI
22nd Sep 2025303 AMAQI
22nd Sep 2025314 AMAQI
22nd Sep 2025315 AMAQI
27°C25/31°C
22nd Sep 2025316 AMAQI
22nd Sep 2025317 AMAQI
22nd Sep 2025318 AMAQI
22nd Sep 2025289 AMAQI
22nd Sep 20253410 AMAQI
22nd Sep 20252211 AMAQI
22nd Sep 20252112 PMAQI
22nd Sep 2025251 PMAQI
22nd Sep 2025182 PMAQI
22nd Sep 2025193 PMAQI
22nd Sep 2025204 PMAQI
22nd Sep 2025225 PMAQI
22nd Sep 2025326 PMAQI
22nd Sep 2025297 PMAQI
22nd Sep 2025308 PMAQI
22nd Sep 2025309 PMAQI
22nd Sep 20253310 PMAQI
22nd Sep 20253211 PMAQI
23rd Sep 20253212 AMAQI
23rd Sep 2025301 AMAQI
23rd Sep 2025312 AMAQI
23rd Sep 2025313 AMAQI
23rd Sep 2025294 AMAQI
23rd Sep 2025295 AMAQI
27°C25/30°C
23rd Sep 2025296 AMAQI
23rd Sep 2025297 AMAQI
23rd Sep 2025278 AMAQI
23rd Sep 2025299 AMAQI
23rd Sep 20253510 AMAQI
23rd Sep 20253411 AMAQI
23rd Sep 20252812 PMAQI
23rd Sep 2025281 PMAQI
23rd Sep 2025292 PMAQI
23rd Sep 2025243 PMAQI
23rd Sep 2025274 PMAQI
23rd Sep 2025285 PMAQI
23rd Sep 2025306 PMAQI
23rd Sep 2025337 PMAQI
23rd Sep 2025318 PMAQI
23rd Sep 2025319 PMAQI
23rd Sep 20253210 PMAQI
23rd Sep 20253611 PMAQI
24th Sep 20253612 AMAQI
24th Sep 2025311 AMAQI
--°C/°C
6 AM
12 PM
6 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
34AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
8 AM
26AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 34), while the lowest AQI was between 8 AM to 8 AM (Avg. 26).
Night time
Avg. Highest Time
12 AM - 5 AM
34AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM - 8 PM
32AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 34), while the lowest AQI was between 7 PM to 8 PM (Avg. 32).
2025 Days Vs Air Quality
Sanya, Hainan, China
2025
63%
168
35%
93
2%
4
Total number of days with different AQI categories in last 266 days in 2025 (99 days remaining)
Good
168 DaysModerate
93 DaysPoor
4 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 63%
Health Risk Level:
Moderate
In 2025, 63% of 266 days were within WHO’s safe air quality limits, and 37% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
82AQI
82AQI
2nd January 2025
72AQI
72AQI
3rd January 2025
84AQI
84AQI
4th January 2025
74AQI
74AQI
5th January 2025
87AQI
87AQI
6th January 2025
90AQI
90AQI
7th January 2025
77AQI
77AQI
8th January 2025
72AQI
72AQI
9th January 2025
72AQI
72AQI
10th January 2025
103AQI
103AQI
11th January 2025
74AQI
74AQI
12th January 2025
82AQI
82AQI
13th January 2025
63AQI
63AQI
14th January 2025
54AQI
54AQI
15th January 2025
52AQI
52AQI
16th January 2025
79AQI
79AQI
17th January 2025
83AQI
83AQI
18th January 2025
77AQI
77AQI
19th January 2025
79AQI
79AQI
20th January 2025
78AQI
78AQI
21st January 2025
72AQI
72AQI
22nd January 2025
69AQI
69AQI
23rd January 2025
66AQI
66AQI
24th January 2025
57AQI
57AQI
25th January 2025
55AQI
55AQI
26th January 2025
50AQI
50AQI
27th January 2025
53AQI
53AQI
28th January 2025
59AQI
59AQI
29th January 2025
62AQI
62AQI
30th January 2025
59AQI
59AQI
31st January 2025
56AQI
56AQI
1st February 2025
45AQI
45AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
45AQI
45AQI
4th February 2025
37AQI
37AQI
5th February 2025
49AQI
49AQI
6th February 2025
56AQI
56AQI
7th February 2025
60AQI
60AQI
8th February 2025
44AQI
44AQI
9th February 2025
57AQI
57AQI
10th February 2025
56AQI
56AQI
11th February 2025
45AQI
45AQI
12th February 2025
46AQI
46AQI
13th February 2025
43AQI
43AQI
14th February 2025
37AQI
37AQI
15th February 2025
54AQI
54AQI
16th February 2025
33AQI
33AQI
17th February 2025
54AQI
54AQI
18th February 2025
60AQI
60AQI
19th February 2025
66AQI
66AQI
20th February 2025
60AQI
60AQI
21st February 2025
60AQI
60AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
39AQI
39AQI
24th February 2025
34AQI
34AQI
25th February 2025
37AQI
37AQI
26th February 2025
48AQI
48AQI
27th February 2025
53AQI
53AQI
28th February 2025
52AQI
52AQI
1st March 2025
51AQI
51AQI
2nd March 2025
46AQI
46AQI
3rd March 2025
50AQI
50AQI
4th March 2025
41AQI
41AQI
5th March 2025
43AQI
43AQI
6th March 2025
34AQI
34AQI
7th March 2025
37AQI
37AQI
8th March 2025
33AQI
33AQI
9th March 2025
52AQI
52AQI
10th March 2025
51AQI
51AQI
11th March 2025
57AQI
57AQI
12th March 2025
51AQI
51AQI
13th March 2025
47AQI
47AQI
14th March 2025
42AQI
42AQI
15th March 2025
46AQI
46AQI
16th March 2025
39AQI
39AQI
17th March 2025
42AQI
42AQI
18th March 2025
42AQI
42AQI
19th March 2025
59AQI
59AQI
20th March 2025
62AQI
62AQI
21st March 2025
69AQI
69AQI
22nd March 2025
67AQI
67AQI
23rd March 2025
63AQI
63AQI
24th March 2025
64AQI
64AQI
25th March 2025
62AQI
62AQI
26th March 2025
55AQI
55AQI
27th March 2025
59AQI
59AQI
28th March 2025
53AQI
53AQI
29th March 2025
58AQI
58AQI
30th March 2025
34AQI
34AQI
31st March 2025
33AQI
33AQI
1st April 2025
31AQI
31AQI
2nd April 2025
48AQI
48AQI
3rd April 2025
54AQI
54AQI
4th April 2025
55AQI
55AQI
5th April 2025
63AQI
63AQI
6th April 2025
48AQI
48AQI
7th April 2025
59AQI
59AQI
8th April 2025
56AQI
56AQI
9th April 2025
62AQI
62AQI
10th April 2025
57AQI
57AQI
11th April 2025
58AQI
58AQI
12th April 2025
58AQI
58AQI
13th April 2025
65AQI
65AQI
14th April 2025
109AQI
109AQI
15th April 2025
112AQI
112AQI
16th April 2025
115AQI
115AQI
17th April 2025
100AQI
100AQI
18th April 2025
76AQI
76AQI
19th April 2025
61AQI
61AQI
20th April 2025
57AQI
57AQI
21st April 2025
55AQI
55AQI
22nd April 2025
53AQI
53AQI
23rd April 2025
46AQI
46AQI
24th April 2025
51AQI
51AQI
25th April 2025
50AQI
50AQI
26th April 2025
48AQI
48AQI
27th April 2025
36AQI
36AQI
28th April 2025
50AQI
50AQI
29th April 2025
40AQI
40AQI
30th April 2025
55AQI
55AQI
1st May 2025
52AQI
52AQI
2nd May 2025
55AQI
55AQI
3rd May 2025
59AQI
59AQI
4th May 2025
53AQI
53AQI
5th May 2025
49AQI
49AQI
6th May 2025
53AQI
53AQI
7th May 2025
54AQI
54AQI
8th May 2025
49AQI
49AQI
9th May 2025
54AQI
54AQI
10th May 2025
45AQI
45AQI
11th May 2025
41AQI
41AQI
12th May 2025
56AQI
56AQI
13th May 2025
51AQI
51AQI
14th May 2025
43AQI
43AQI
15th May 2025
35AQI
35AQI
16th May 2025
31AQI
31AQI
17th May 2025
35AQI
35AQI
18th May 2025
37AQI
37AQI
19th May 2025
32AQI
32AQI
20th May 2025
38AQI
38AQI
21st May 2025
36AQI
36AQI
22nd May 2025
29AQI
29AQI
23rd May 2025
27AQI
27AQI
24th May 2025
26AQI
26AQI
25th May 2025
37AQI
37AQI
26th May 2025
46AQI
46AQI
27th May 2025
41AQI
41AQI
28th May 2025
39AQI
39AQI
29th May 2025
35AQI
35AQI
30th May 2025
36AQI
36AQI
31st May 2025
37AQI
37AQI
1st June 2025
38AQI
38AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
44AQI
44AQI
4th June 2025
44AQI
44AQI
5th June 2025
39AQI
39AQI
6th June 2025
38AQI
38AQI
7th June 2025
38AQI
38AQI
8th June 2025
48AQI
48AQI
9th June 2025
48AQI
48AQI
10th June 2025
53AQI
53AQI
11th June 2025
43AQI
43AQI
12th June 2025
35AQI
35AQI
13th June 2025
32AQI
32AQI
14th June 2025
36AQI
36AQI
15th June 2025
39AQI
39AQI
16th June 2025
46AQI
46AQI
17th June 2025
45AQI
45AQI
18th June 2025
42AQI
42AQI
19th June 2025
40AQI
40AQI
20th June 2025
38AQI
38AQI
21st June 2025
35AQI
35AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
32AQI
32AQI
24th June 2025
32AQI
32AQI
25th June 2025
29AQI
29AQI
26th June 2025
26AQI
26AQI
27th June 2025
27AQI
27AQI
28th June 2025
26AQI
26AQI
29th June 2025
26AQI
26AQI
30th June 2025
28AQI
28AQI
1st July 2025
31AQI
31AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
25AQI
25AQI
4th July 2025
26AQI
26AQI
5th July 2025
28AQI
28AQI
6th July 2025
28AQI
28AQI
7th July 2025
28AQI
28AQI
8th July 2025
31AQI
31AQI
9th July 2025
36AQI
36AQI
10th July 2025
38AQI
38AQI
11th July 2025
40AQI
40AQI
12th July 2025
39AQI
39AQI
13th July 2025
43AQI
43AQI
14th July 2025
46AQI
46AQI
15th July 2025
48AQI
48AQI
16th July 2025
47AQI
47AQI
17th July 2025
46AQI
46AQI
18th July 2025
45AQI
45AQI
19th July 2025
39AQI
39AQI
20th July 2025
36AQI
36AQI
21st July 2025
36AQI
36AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
32AQI
32AQI
24th July 2025
31AQI
31AQI
25th July 2025
31AQI
31AQI
26th July 2025
36AQI
36AQI
27th July 2025
33AQI
33AQI
28th July 2025
31AQI
31AQI
29th July 2025
34AQI
34AQI
30th July 2025
36AQI
36AQI
31st July 2025
44AQI
44AQI
1st August 2025
57AQI
57AQI
2nd August 2025
59AQI
59AQI
3rd August 2025
59AQI
59AQI
4th August 2025
57AQI
57AQI
5th August 2025
56AQI
56AQI
6th August 2025
57AQI
57AQI
7th August 2025
54AQI
54AQI
8th August 2025
48AQI
48AQI
9th August 2025
51AQI
51AQI
10th August 2025
45AQI
45AQI
11th August 2025
43AQI
43AQI
12th August 2025
39AQI
39AQI
13th August 2025
38AQI
38AQI
14th August 2025
35AQI
35AQI
15th August 2025
33AQI
33AQI
16th August 2025
29AQI
29AQI
17th August 2025
28AQI
28AQI
18th August 2025
26AQI
26AQI
19th August 2025
28AQI
28AQI
20th August 2025
30AQI
30AQI
21st August 2025
30AQI
30AQI
22nd August 2025
30AQI
30AQI
23rd August 2025
30AQI
30AQI
24th August 2025
30AQI
30AQI
25th August 2025
31AQI
31AQI
26th August 2025
32AQI
32AQI
27th August 2025
30AQI
30AQI
28th August 2025
34AQI
34AQI
29th August 2025
34AQI
34AQI
30th August 2025
31AQI
31AQI
31st August 2025
30AQI
30AQI
1st September 2025
30AQI
30AQI
2nd September 2025
34AQI
34AQI
3rd September 2025
31AQI
31AQI
4th September 2025
31AQI
31AQI
5th September 2025
29AQI
29AQI
6th September 2025
30AQI
30AQI
7th September 2025
36AQI
36AQI
8th September 2025
32AQI
32AQI
9th September 2025
33AQI
33AQI
10th September 2025
33AQI
33AQI
11th September 2025
32AQI
32AQI
12th September 2025
32AQI
32AQI
13th September 2025
28AQI
28AQI
14th September 2025
26AQI
26AQI
15th September 2025
26AQI
26AQI
16th September 2025
28AQI
28AQI
17th September 2025
35AQI
35AQI
18th September 2025
34AQI
34AQI
19th September 2025
28AQI
28AQI
20th September 2025
28AQI
28AQI
21st September 2025
32AQI
32AQI
22nd September 2025
28AQI
28AQI
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
71AQI
48AQI
50AQI
61AQI
42AQI
38AQI
36AQI
39AQI
31AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202547AQI
1
29
1
16
12
15
16
9
18
3
22
9
29
1
31
23
8
22
168
93
4
Highest AQI recorded in
January71AQI
Lowest AQI recorded in
September31AQI
202446AQI
11
20
15
14
9
22
15
15
26
5
28
2
31
31
28
2
16
14
1
17
13
2
29
229
136
1
Highest AQI recorded in
December65AQI
Lowest AQI recorded in
July28AQI
202345AQI
16
15
15
12
1
8
22
1
9
20
1
17
14
29
1
31
28
3
28
2
24
7
16
10
23
8
244
114
3
Highest AQI recorded in
March61AQI
Lowest AQI recorded in
July29AQI
202243AQI
20
11
17
6
20
11
20
10
30
1
30
24
2
14
14
16
15
26
4
13
18
232
90
Highest AQI recorded in
December55AQI
Lowest AQI recorded in
July32AQI
202144AQI
1
28
2
10
18
19
12
23
7
29
2
17
13
27
4
26
5
29
1
31
14
16
15
16
241
122
2
Highest AQI recorded in
January72AQI
Lowest AQI recorded in
September26AQI
202041AQI
12
1
14
7
13
5
30
31
29
2
28
2
20
11
16
11
3
10
21
203
60
3
Highest AQI recorded in
December59AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
47AQILeast Polluted Year Recorded
2020(Avg.)
41AQISanya's annual 2025 AQI (47) shows an average percentage change of 6.7% (worsened AQI) compared to previous years: 2020 (41), 2021 (44), 2022 (43), 2023 (45), 2024 (46).
