Commission For Discipline Building Station, Wancheng, 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+
October Air Quality Analysis
Commission For Discipline Building Station, Wancheng, Hainan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Oct 2024
118AQILowest AQI recorded on
8th Oct 2021
15AQISame Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 35 of Good air quality, showing improvement over 2024, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Commission For Discipline Building Station, Wancheng, Hainan, China
AQI
Day
Night
.
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
Day time
Avg. Highest Time
6PM4th Oct
45AQI
Avg. Lowest Time
1PM4th Oct
33AQI
Night time
Avg. Highest Time
12AM5th Oct
68AQI
Avg. Lowest Time
4AM5th Oct
44AQI
In the last 24 hours,
Commission For Discipline Building Station's AQI reached its highest point of 68 at 12 AM during the Night, while the lowest point, 33, was recorded at 1 PM during the Day between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Commission For Discipline Building Station, Wancheng, Hainan, China
SepOct
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 - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
5th Sep 2025376 AMAQI
5th Sep 2025367 AMAQI
5th Sep 2025228 AMAQI
5th Sep 2025209 AMAQI
5th Sep 20253210 AMAQI
5th Sep 20252811 AMAQI
5th Sep 20253212 PMAQI
5th Sep 2025351 PMAQI
5th Sep 2025382 PMAQI
5th Sep 2025443 PMAQI
5th Sep 2025204 PMAQI
5th Sep 2025265 PMAQI
5th Sep 2025266 PMAQI
5th Sep 2025267 PMAQI
5th Sep 2025248 PMAQI
5th Sep 2025259 PMAQI
5th Sep 20252410 PMAQI
5th Sep 20253411 PMAQI
6th Sep 20253312 AMAQI
6th Sep 2025291 AMAQI
6th Sep 2025262 AMAQI
6th Sep 2025323 AMAQI
6th Sep 2025364 AMAQI
6th Sep 2025355 AMAQI
29°C27/31°C
6th Sep 2025386 AMAQI
6th Sep 2025377 AMAQI
6th Sep 2025318 AMAQI
6th Sep 2025259 AMAQI
6th Sep 20252210 AMAQI
6th Sep 20252511 AMAQI
6th Sep 20252512 PMAQI
6th Sep 2025201 PMAQI
6th Sep 2025302 PMAQI
6th Sep 2025383 PMAQI
6th Sep 2025424 PMAQI
6th Sep 2025495 PMAQI
6th Sep 2025446 PMAQI
6th Sep 2025317 PMAQI
6th Sep 2025288 PMAQI
6th Sep 2025309 PMAQI
6th Sep 20253010 PMAQI
6th Sep 20252911 PMAQI
7th Sep 20253112 AMAQI
7th Sep 2025291 AMAQI
7th Sep 2025342 AMAQI
7th Sep 2025323 AMAQI
7th Sep 2025344 AMAQI
7th Sep 2025315 AMAQI
28°C26/31°C
7th Sep 2025326 AMAQI
7th Sep 2025347 AMAQI
7th Sep 2025378 AMAQI
7th Sep 2025259 AMAQI
7th Sep 20253610 AMAQI
7th Sep 20254711 AMAQI
7th Sep 20253512 PMAQI
7th Sep 2025481 PMAQI
7th Sep 2025472 PMAQI
7th Sep 2025443 PMAQI
7th Sep 2025434 PMAQI
7th Sep 2025405 PMAQI
7th Sep 2025446 PMAQI
7th Sep 2025457 PMAQI
7th Sep 2025468 PMAQI
7th Sep 2025429 PMAQI
7th Sep 20254410 PMAQI
7th Sep 20254411 PMAQI
8th Sep 20253812 AMAQI
8th Sep 2025331 AMAQI
8th Sep 2025322 AMAQI
8th Sep 2025363 AMAQI
8th Sep 2025344 AMAQI
8th Sep 2025345 AMAQI
29°C26/30°C
8th Sep 2025356 AMAQI
8th Sep 2025357 AMAQI
8th Sep 2025318 AMAQI
8th Sep 2025339 AMAQI
8th Sep 20253110 AMAQI
8th Sep 20252811 AMAQI
8th Sep 20252612 PMAQI
8th Sep 2025301 PMAQI
8th Sep 2025312 PMAQI
8th Sep 2025323 PMAQI
8th Sep 2025374 PMAQI
8th Sep 2025405 PMAQI
8th Sep 2025406 PMAQI
8th Sep 2025387 PMAQI
8th Sep 2025368 PMAQI
8th Sep 2025379 PMAQI
8th Sep 20253510 PMAQI
8th Sep 20253511 PMAQI
9th Sep 20253412 AMAQI
9th Sep 2025351 AMAQI
9th Sep 2025362 AMAQI
9th Sep 2025383 AMAQI
9th Sep 2025384 AMAQI
9th Sep 2025365 AMAQI
29°C26/31°C
9th Sep 2025356 AMAQI
9th Sep 2025357 AMAQI
9th Sep 2025258 AMAQI
9th Sep 2025229 AMAQI
9th Sep 20252710 AMAQI
9th Sep 20252211 AMAQI
9th Sep 20252212 PMAQI
9th Sep 2025291 PMAQI
9th Sep 2025262 PMAQI
9th Sep 2025353 PMAQI
9th Sep 2025344 PMAQI
9th Sep 2025435 PMAQI
9th Sep 2025436 PMAQI
9th Sep 2025417 PMAQI
9th Sep 2025338 PMAQI
9th Sep 2025349 PMAQI
9th Sep 20253410 PMAQI
9th Sep 20253311 PMAQI
10th Sep 20253612 AMAQI
10th Sep 2025411 AMAQI
10th Sep 2025372 AMAQI
10th Sep 2025383 AMAQI
10th Sep 2025344 AMAQI
10th Sep 2025345 AMAQI
29°C27/31°C
10th Sep 2025366 AMAQI
10th Sep 2025357 AMAQI
10th Sep 2025188 AMAQI
10th Sep 2025209 AMAQI
10th Sep 20252910 AMAQI
10th Sep 20252411 AMAQI
10th Sep 20252712 PMAQI
10th Sep 2025221 PMAQI
10th Sep 2025292 PMAQI
10th Sep 2025293 PMAQI
10th Sep 2025344 PMAQI
10th Sep 2025335 PMAQI
10th Sep 2025386 PMAQI
10th Sep 2025387 PMAQI
10th Sep 2025378 PMAQI
10th Sep 2025359 PMAQI
10th Sep 20253410 PMAQI
10th Sep 20253811 PMAQI
11th Sep 20253612 AMAQI
11th Sep 2025371 AMAQI
11th Sep 2025382 AMAQI
11th Sep 2025353 AMAQI
11th Sep 2025354 AMAQI
11th Sep 2025345 AMAQI
28°C26/30°C
11th Sep 2025346 AMAQI
11th Sep 2025347 AMAQI
11th Sep 2025188 AMAQI
11th Sep 2025229 AMAQI
11th Sep 20252210 AMAQI
11th Sep 20252511 AMAQI
11th Sep 20252412 PMAQI
11th Sep 2025331 PMAQI
11th Sep 2025362 PMAQI
11th Sep 2025303 PMAQI
11th Sep 2025374 PMAQI
11th Sep 2025445 PMAQI
11th Sep 2025266 PMAQI
11th Sep 2025467 PMAQI
11th Sep 2025318 PMAQI
11th Sep 2025359 PMAQI
11th Sep 20253410 PMAQI
11th Sep 20253111 PMAQI
12th Sep 20253312 AMAQI
12th Sep 2025361 AMAQI
12th Sep 2025392 AMAQI
12th Sep 2025363 AMAQI
12th Sep 2025334 AMAQI
12th Sep 2025365 AMAQI
29°C27/31°C
12th Sep 2025346 AMAQI
12th Sep 2025327 AMAQI
12th Sep 2025258 AMAQI
12th Sep 2025219 AMAQI
12th Sep 20252410 AMAQI
12th Sep 20252211 AMAQI
12th Sep 20252312 PMAQI
12th Sep 2025261 PMAQI
12th Sep 2025262 PMAQI
12th Sep 2025353 PMAQI
12th Sep 2025404 PMAQI
12th Sep 2025475 PMAQI
12th Sep 2025476 PMAQI
12th Sep 2025427 PMAQI
12th Sep 2025368 PMAQI
12th Sep 2025329 PMAQI
12th Sep 20253210 PMAQI
12th Sep 20253211 PMAQI
13th Sep 20253212 AMAQI
13th Sep 2025361 AMAQI
13th Sep 2025352 AMAQI
13th Sep 2025343 AMAQI
13th Sep 2025354 AMAQI
13th Sep 2025345 AMAQI
29°C27/31°C
13th Sep 2025346 AMAQI
13th Sep 2025347 AMAQI
13th Sep 2025188 AMAQI
13th Sep 2025189 AMAQI
13th Sep 20252110 AMAQI
13th Sep 20252011 AMAQI
13th Sep 20252412 PMAQI
13th Sep 2025191 PMAQI
13th Sep 2025222 PMAQI
13th Sep 2025313 PMAQI
13th Sep 2025214 PMAQI
13th Sep 2025225 PMAQI
13th Sep 2025256 PMAQI
13th Sep 2025297 PMAQI
13th Sep 2025308 PMAQI
13th Sep 2025319 PMAQI
13th Sep 20252810 PMAQI
13th Sep 20253011 PMAQI
14th Sep 20252712 AMAQI
14th Sep 2025331 AMAQI
14th Sep 2025342 AMAQI
14th Sep 2025333 AMAQI
14th Sep 2025344 AMAQI
14th Sep 2025355 AMAQI
29°C27/31°C
14th Sep 2025346 AMAQI
14th Sep 2025337 AMAQI
14th Sep 2025218 AMAQI
14th Sep 2025149 AMAQI
14th Sep 20251810 AMAQI
14th Sep 20252011 AMAQI
14th Sep 20251612 PMAQI
14th Sep 2025191 PMAQI
14th Sep 2025242 PMAQI
14th Sep 2025223 PMAQI
14th Sep 2025194 PMAQI
14th Sep 2025195 PMAQI
14th Sep 2025266 PMAQI
14th Sep 2025367 PMAQI
14th Sep 2025288 PMAQI
14th Sep 2025329 PMAQI
14th Sep 20253110 PMAQI
14th Sep 20253011 PMAQI
15th Sep 20253012 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025312 AMAQI
15th Sep 2025303 AMAQI
15th Sep 2025294 AMAQI
15th Sep 2025305 AMAQI
29°C27/31°C
15th Sep 2025306 AMAQI
15th Sep 2025307 AMAQI
15th Sep 2025288 AMAQI
15th Sep 2025229 AMAQI
15th Sep 20252110 AMAQI
15th Sep 20252511 AMAQI
15th Sep 20252012 PMAQI
15th Sep 2025221 PMAQI
15th Sep 2025152 PMAQI
15th Sep 2025193 PMAQI
15th Sep 2025174 PMAQI
15th Sep 2025195 PMAQI
15th Sep 2025266 PMAQI
15th Sep 2025327 PMAQI
15th Sep 2025268 PMAQI
15th Sep 2025309 PMAQI
15th Sep 20252910 PMAQI
15th Sep 20252711 PMAQI
16th Sep 20252512 AMAQI
16th Sep 2025281 AMAQI
16th Sep 2025332 AMAQI
16th Sep 2025313 AMAQI
16th Sep 2025304 AMAQI
16th Sep 2025295 AMAQI
29°C27/31°C
16th Sep 2025306 AMAQI
16th Sep 2025297 AMAQI
16th Sep 2025208 AMAQI
16th Sep 2025179 AMAQI
16th Sep 20252110 AMAQI
16th Sep 20252011 AMAQI
16th Sep 20251712 PMAQI
16th Sep 2025231 PMAQI
16th Sep 2025232 PMAQI
16th Sep 2025243 PMAQI
16th Sep 2025194 PMAQI
16th Sep 2025205 PMAQI
16th Sep 2025206 PMAQI
16th Sep 2025257 PMAQI
16th Sep 2025268 PMAQI
16th Sep 2025329 PMAQI
16th Sep 20253810 PMAQI
16th Sep 20252911 PMAQI
17th Sep 20252712 AMAQI
17th Sep 2025321 AMAQI
17th Sep 2025322 AMAQI
17th Sep 2025283 AMAQI
17th Sep 2025294 AMAQI
17th Sep 2025285 AMAQI
28°C25/30°C
17th Sep 2025286 AMAQI
17th Sep 2025287 AMAQI
17th Sep 2025218 AMAQI
17th Sep 2025269 AMAQI
17th Sep 20254410 AMAQI
17th Sep 20252311 AMAQI
17th Sep 20252412 PMAQI
17th Sep 2025231 PMAQI
17th Sep 2025212 PMAQI
17th Sep 2025323 PMAQI
17th Sep 2025194 PMAQI
17th Sep 2025385 PMAQI
17th Sep 2025306 PMAQI
17th Sep 2025357 PMAQI
17th Sep 2025348 PMAQI
17th Sep 2025299 PMAQI
17th Sep 20252810 PMAQI
17th Sep 20252811 PMAQI
18th Sep 20253012 AMAQI
18th Sep 2025291 AMAQI
18th Sep 2025312 AMAQI
18th Sep 2025303 AMAQI
18th Sep 2025304 AMAQI
18th Sep 2025295 AMAQI
29°C26/30°C
18th Sep 2025306 AMAQI
18th Sep 2025317 AMAQI
18th Sep 2025278 AMAQI
18th Sep 2025269 AMAQI
18th Sep 20252010 AMAQI
18th Sep 20252811 AMAQI
18th Sep 20252712 PMAQI
18th Sep 2025171 PMAQI
18th Sep 2025222 PMAQI
18th Sep 2025183 PMAQI
18th Sep 2025174 PMAQI
18th Sep 2025225 PMAQI
18th Sep 2025206 PMAQI
18th Sep 2025257 PMAQI
18th Sep 2025328 PMAQI
18th Sep 2025299 PMAQI
18th Sep 20252810 PMAQI
18th Sep 20252411 PMAQI
19th Sep 20252512 AMAQI
19th Sep 2025251 AMAQI
19th Sep 2025302 AMAQI
19th Sep 2025303 AMAQI
19th Sep 2025304 AMAQI
19th Sep 2025295 AMAQI
29°C26/31°C
19th Sep 2025296 AMAQI
19th Sep 2025297 AMAQI
19th Sep 2025188 AMAQI
19th Sep 2025169 AMAQI
19th Sep 20251310 AMAQI
19th Sep 20251411 AMAQI
19th Sep 20252212 PMAQI
19th Sep 2025221 PMAQI
19th Sep 2025222 PMAQI
19th Sep 2025203 PMAQI
19th Sep 2025224 PMAQI
19th Sep 2025245 PMAQI
19th Sep 2025226 PMAQI
19th Sep 2025237 PMAQI
19th Sep 2025248 PMAQI
19th Sep 2025259 PMAQI
19th Sep 20252510 PMAQI
19th Sep 20252911 PMAQI
20th Sep 20253212 AMAQI
20th Sep 2025301 AMAQI
20th Sep 2025292 AMAQI
20th Sep 2025293 AMAQI
20th Sep 2025284 AMAQI
20th Sep 2025295 AMAQI
29°C26/31°C
20th Sep 2025286 AMAQI
20th Sep 2025287 AMAQI
20th Sep 2025208 AMAQI
20th Sep 2025239 AMAQI
20th Sep 20252010 AMAQI
20th Sep 20252211 AMAQI
20th Sep 20252012 PMAQI
20th Sep 2025221 PMAQI
20th Sep 2025232 PMAQI
20th Sep 2025213 PMAQI
20th Sep 2025184 PMAQI
20th Sep 2025175 PMAQI
20th Sep 2025276 PMAQI
20th Sep 2025337 PMAQI
20th Sep 2025368 PMAQI
20th Sep 2025469 PMAQI
20th Sep 20253610 PMAQI
20th Sep 20254011 PMAQI
21st Sep 20253612 AMAQI
21st Sep 2025341 AMAQI
21st Sep 2025332 AMAQI
21st Sep 2025343 AMAQI
21st Sep 2025344 AMAQI
21st Sep 2025325 AMAQI
29°C26/32°C
21st Sep 2025286 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025218 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20252210 AMAQI
21st Sep 20252811 AMAQI
21st Sep 20252512 PMAQI
21st Sep 2025261 PMAQI
21st Sep 2025282 PMAQI
21st Sep 2025273 PMAQI
21st Sep 2025224 PMAQI
21st Sep 2025225 PMAQI
21st Sep 2025226 PMAQI
21st Sep 2025237 PMAQI
21st Sep 2025298 PMAQI
21st Sep 2025339 PMAQI
21st Sep 20253410 PMAQI
21st Sep 20253011 PMAQI
22nd Sep 20253012 AMAQI
22nd Sep 2025311 AMAQI
22nd Sep 2025322 AMAQI
22nd Sep 2025323 AMAQI
22nd Sep 2025314 AMAQI
22nd Sep 2025315 AMAQI
29°C26/32°C
22nd Sep 2025316 AMAQI
22nd Sep 2025347 AMAQI
22nd Sep 2025348 AMAQI
22nd Sep 2025319 AMAQI
22nd Sep 20253310 AMAQI
22nd Sep 20252611 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025261 PMAQI
22nd Sep 2025192 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025184 PMAQI
22nd Sep 2025195 PMAQI
22nd Sep 2025276 PMAQI
22nd Sep 2025307 PMAQI
22nd Sep 2025348 PMAQI
22nd Sep 2025359 PMAQI
22nd Sep 20253410 PMAQI
22nd Sep 20253111 PMAQI
23rd Sep 20253012 AMAQI
23rd Sep 2025321 AMAQI
23rd Sep 2025312 AMAQI
23rd Sep 2025313 AMAQI
23rd Sep 2025304 AMAQI
23rd Sep 2025315 AMAQI
29°C26/31°C
23rd Sep 2025306 AMAQI
23rd Sep 2025307 AMAQI
23rd Sep 2025258 AMAQI
23rd Sep 2025259 AMAQI
23rd Sep 20252610 AMAQI
23rd Sep 20252311 AMAQI
23rd Sep 20252212 PMAQI
23rd Sep 2025261 PMAQI
23rd Sep 2025262 PMAQI
23rd Sep 2025283 PMAQI
23rd Sep 2025304 PMAQI
23rd Sep 2025345 PMAQI
23rd Sep 2025406 PMAQI
23rd Sep 2025397 PMAQI
23rd Sep 2025328 PMAQI
23rd Sep 2025349 PMAQI
23rd Sep 20253210 PMAQI
23rd Sep 20253811 PMAQI
24th Sep 20253712 AMAQI
24th Sep 2025311 AMAQI
24th Sep 2025302 AMAQI
24th Sep 2025303 AMAQI
24th Sep 2025304 AMAQI
24th Sep 2025305 AMAQI
29°C26/32°C
24th Sep 2025306 AMAQI
24th Sep 2025297 AMAQI
24th Sep 2025368 AMAQI
24th Sep 2025369 AMAQI
24th Sep 20254410 AMAQI
24th Sep 20254611 AMAQI
24th Sep 20254512 PMAQI
24th Sep 2025391 PMAQI
24th Sep 2025412 PMAQI
24th Sep 2025403 PMAQI
24th Sep 2025424 PMAQI
24th Sep 2025425 PMAQI
24th Sep 2025426 PMAQI
24th Sep 2025387 PMAQI
24th Sep 2025388 PMAQI
24th Sep 2025389 PMAQI
24th Sep 20253810 PMAQI
24th Sep 20253811 PMAQI
25th Sep 20253612 AMAQI
25th Sep 2025321 AMAQI
25th Sep 2025312 AMAQI
25th Sep 2025323 AMAQI
25th Sep 2025334 AMAQI
25th Sep 2025335 AMAQI
28°C27/29°C
25th Sep 2025346 AMAQI
25th Sep 2025337 AMAQI
25th Sep 2025448 AMAQI
25th Sep 2025449 AMAQI
25th Sep 20254510 AMAQI
25th Sep 20254511 AMAQI
25th Sep 20253512 PMAQI
25th Sep 2025441 PMAQI
25th Sep 2025522 PMAQI
25th Sep 2025513 PMAQI
25th Sep 2025514 PMAQI
25th Sep 2025515 PMAQI
25th Sep 2025496 PMAQI
25th Sep 2025467 PMAQI
25th Sep 2025448 PMAQI
25th Sep 2025519 PMAQI
25th Sep 20255310 PMAQI
25th Sep 20255511 PMAQI
26th Sep 20255312 AMAQI
26th Sep 2025471 AMAQI
26th Sep 2025422 AMAQI
26th Sep 2025313 AMAQI
26th Sep 2025284 AMAQI
26th Sep 2025285 AMAQI
29°C27/31°C
26th Sep 2025236 AMAQI
26th Sep 2025227 AMAQI
26th Sep 2025228 AMAQI
26th Sep 2025229 AMAQI
26th Sep 20251910 AMAQI
26th Sep 20252411 AMAQI
26th Sep 20252712 PMAQI
26th Sep 2025271 PMAQI
26th Sep 2025262 PMAQI
26th Sep 2025273 PMAQI
26th Sep 2025264 PMAQI
26th Sep 2025275 PMAQI
26th Sep 2025246 PMAQI
26th Sep 2025267 PMAQI
26th Sep 2025288 PMAQI
26th Sep 2025239 PMAQI
26th Sep 20252410 PMAQI
26th Sep 20252211 PMAQI
27th Sep 20252212 AMAQI
27th Sep 2025221 AMAQI
27th Sep 2025222 AMAQI
27th Sep 2025223 AMAQI
27th Sep 2025224 AMAQI
27th Sep 2025225 AMAQI
29°C27/31°C
27th Sep 2025226 AMAQI
27th Sep 2025227 AMAQI
27th Sep 2025228 AMAQI
27th Sep 2025229 AMAQI
27th Sep 20252210 AMAQI
27th Sep 20253411 AMAQI
27th Sep 20253912 PMAQI
27th Sep 2025391 PMAQI
27th Sep 2025372 PMAQI
27th Sep 2025283 PMAQI
27th Sep 2025284 PMAQI
27th Sep 2025285 PMAQI
27th Sep 2025286 PMAQI
27th Sep 2025287 PMAQI
27th Sep 2025288 PMAQI
27th Sep 2025289 PMAQI
27th Sep 20252810 PMAQI
27th Sep 20252811 PMAQI
28th Sep 20252812 AMAQI
28th Sep 2025281 AMAQI
28th Sep 2025162 AMAQI
28th Sep 202593 AMAQI
28th Sep 2025124 AMAQI
28th Sep 2025175 AMAQI
29°C27/31°C
28th Sep 2025156 AMAQI
28th Sep 2025147 AMAQI
28th Sep 2025178 AMAQI
28th Sep 2025109 AMAQI
28th Sep 20251110 AMAQI
28th Sep 20251811 AMAQI
28th Sep 20252712 PMAQI
28th Sep 2025311 PMAQI
28th Sep 2025222 PMAQI
28th Sep 2025203 PMAQI
28th Sep 2025184 PMAQI
28th Sep 2025175 PMAQI
28th Sep 2025176 PMAQI
28th Sep 2025177 PMAQI
28th Sep 2025228 PMAQI
28th Sep 2025229 PMAQI
28th Sep 20252410 PMAQI
28th Sep 20252811 PMAQI
29th Sep 20252812 AMAQI
29th Sep 2025381 AMAQI
29th Sep 2025512 AMAQI
29th Sep 2025483 AMAQI
29th Sep 2025494 AMAQI
29th Sep 2025485 AMAQI
28°C26/30°C
29th Sep 2025376 AMAQI
29th Sep 2025337 AMAQI
29th Sep 2025338 AMAQI
29th Sep 2025339 AMAQI
29th Sep 20253810 AMAQI
29th Sep 20254911 AMAQI
29th Sep 20255312 PMAQI
29th Sep 2025531 PMAQI
29th Sep 2025492 PMAQI
29th Sep 2025443 PMAQI
29th Sep 2025444 PMAQI
29th Sep 2025445 PMAQI
29th Sep 2025446 PMAQI
29th Sep 2025447 PMAQI
29th Sep 2025488 PMAQI
29th Sep 2025529 PMAQI
29th Sep 20255910 PMAQI
29th Sep 20255711 PMAQI
30th Sep 20255712 AMAQI
30th Sep 2025541 AMAQI
30th Sep 2025552 AMAQI
30th Sep 2025503 AMAQI
30th Sep 2025504 AMAQI
30th Sep 2025515 AMAQI
29°C27/30°C
30th Sep 2025486 AMAQI
30th Sep 2025447 AMAQI
30th Sep 2025488 AMAQI
30th Sep 2025479 AMAQI
30th Sep 20254510 AMAQI
30th Sep 20253811 AMAQI
30th Sep 20255112 PMAQI
30th Sep 2025441 PMAQI
30th Sep 2025432 PMAQI
30th Sep 2025423 PMAQI
30th Sep 2025404 PMAQI
30th Sep 2025345 PMAQI
30th Sep 2025376 PMAQI
30th Sep 2025377 PMAQI
30th Sep 2025408 PMAQI
30th Sep 2025469 PMAQI
30th Sep 20255310 PMAQI
30th Sep 20255011 PMAQI
1st Oct 20255212 AMAQI
1st Oct 2025471 AMAQI
1st Oct 2025472 AMAQI
1st Oct 2025433 AMAQI
1st Oct 2025434 AMAQI
1st Oct 2025365 AMAQI
29°C27/30°C
1st Oct 2025376 AMAQI
1st Oct 2025367 AMAQI
1st Oct 2025268 AMAQI
1st Oct 2025299 AMAQI
1st Oct 20253010 AMAQI
1st Oct 20253211 AMAQI
1st Oct 20252812 PMAQI
1st Oct 2025281 PMAQI
1st Oct 2025292 PMAQI
1st Oct 2025283 PMAQI
1st Oct 2025224 PMAQI
1st Oct 2025245 PMAQI
1st Oct 2025246 PMAQI
1st Oct 2025247 PMAQI
1st Oct 2025278 PMAQI
1st Oct 2025339 PMAQI
1st Oct 20253010 PMAQI
1st Oct 20252911 PMAQI
2nd Oct 20253312 AMAQI
2nd Oct 2025361 AMAQI
2nd Oct 2025352 AMAQI
2nd Oct 2025393 AMAQI
2nd Oct 2025334 AMAQI
2nd Oct 2025355 AMAQI
28°C25/30°C
2nd Oct 2025356 AMAQI
2nd Oct 2025387 AMAQI
2nd Oct 2025358 AMAQI
2nd Oct 2025369 AMAQI
2nd Oct 20253810 AMAQI
2nd Oct 20253411 AMAQI
2nd Oct 20253612 PMAQI
2nd Oct 2025381 PMAQI
2nd Oct 2025392 PMAQI
2nd Oct 2025133 PMAQI
2nd Oct 2025164 PMAQI
2nd Oct 2025105 PMAQI
2nd Oct 2025106 PMAQI
2nd Oct 2025117 PMAQI
2nd Oct 2025118 PMAQI
2nd Oct 2025109 PMAQI
2nd Oct 20252510 PMAQI
2nd Oct 20254011 PMAQI
3rd Oct 20254512 AMAQI
3rd Oct 2025511 AMAQI
3rd Oct 2025422 AMAQI
3rd Oct 2025443 AMAQI
3rd Oct 2025464 AMAQI
3rd Oct 2025375 AMAQI
29°C26/31°C
3rd Oct 2025326 AMAQI
3rd Oct 2025187 AMAQI
3rd Oct 2025258 AMAQI
3rd Oct 2025349 AMAQI
3rd Oct 20253410 AMAQI
3rd Oct 20253711 AMAQI
3rd Oct 20253712 PMAQI
3rd Oct 2025321 PMAQI
3rd Oct 2025322 PMAQI
3rd Oct 2025333 PMAQI
3rd Oct 2025254 PMAQI
3rd Oct 2025185 PMAQI
3rd Oct 2025166 PMAQI
3rd Oct 2025147 PMAQI
3rd Oct 2025208 PMAQI
3rd Oct 2025259 PMAQI
3rd Oct 20254010 PMAQI
3rd Oct 20254211 PMAQI
4th Oct 20253412 AMAQI
4th Oct 2025141 AMAQI
4th Oct 2025192 AMAQI
4th Oct 2025253 AMAQI
4th Oct 2025424 AMAQI
4th Oct 2025375 AMAQI
29°C26/31°C
4th Oct 2025386 AMAQI
4th Oct 2025377 AMAQI
4th Oct 2025408 AMAQI
4th Oct 2025389 AMAQI
4th Oct 20253510 AMAQI
4th Oct 20253711 AMAQI
4th Oct 20253412 PMAQI
4th Oct 2025331 PMAQI
4th Oct 2025362 PMAQI
4th Oct 2025353 PMAQI
4th Oct 2025384 PMAQI
4th Oct 2025355 PMAQI
4th Oct 2025456 PMAQI
4th Oct 2025517 PMAQI
4th Oct 2025568 PMAQI
4th Oct 2025509 PMAQI
4th Oct 20254510 PMAQI
4th Oct 20255111 PMAQI
5th Oct 20256812 AMAQI
5th Oct 2025641 AMAQI
5th Oct 2025452 AMAQI
5th Oct 2025493 AMAQI
5th Oct 2025444 AMAQI
5th Oct 2025455 AMAQI
28°C25/29°C
5th Oct 2025436 AMAQI
6 AM5th Oct 2025417 AMAQI
5th Oct 2025468 AMAQI
5th Oct 2025479 AMAQI
5th Oct 20254310 AMAQI
5th Oct 20254411 AMAQI
5th Oct 20254712 PMAQI
12 PM5th Oct 2025421 PMAQI
5th Oct 2025392 PMAQI
5th Oct 2025553 PMAQI
5th Oct 2025564 PMAQI
6 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
32AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM
27AQI
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. 32), while the lowest AQI was between 9 AM to 9 AM (Avg. 27).
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
Commission For Discipline Building Station, Wancheng, Hainan, China
2025
61%
169
36%
101
3%
7
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Good
169 DaysModerate
101 DaysPoor
7 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 61%
Health Risk Level:
Moderate
In 2025, 61% of 278 days were within WHO’s safe air quality limits, and 39% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Commission For Discipline Building Station, Wancheng, 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
99AQI
99AQI
2nd January 2025
81AQI
81AQI
3rd January 2025
91AQI
91AQI
4th January 2025
90AQI
90AQI
5th January 2025
104AQI
104AQI
6th January 2025
103AQI
103AQI
7th January 2025
87AQI
87AQI
8th January 2025
83AQI
83AQI
9th January 2025
97AQI
97AQI
10th January 2025
107AQI
107AQI
11th January 2025
85AQI
85AQI
12th January 2025
87AQI
87AQI
13th January 2025
69AQI
69AQI
14th January 2025
69AQI
69AQI
15th January 2025
60AQI
60AQI
16th January 2025
88AQI
88AQI
17th January 2025
87AQI
87AQI
18th January 2025
84AQI
84AQI
19th January 2025
87AQI
87AQI
20th January 2025
83AQI
83AQI
21st January 2025
77AQI
77AQI
22nd January 2025
75AQI
75AQI
23rd January 2025
72AQI
72AQI
24th January 2025
63AQI
63AQI
25th January 2025
58AQI
58AQI
26th January 2025
55AQI
55AQI
27th January 2025
58AQI
58AQI
28th January 2025
62AQI
62AQI
29th January 2025
75AQI
75AQI
30th January 2025
65AQI
65AQI
31st January 2025
66AQI
66AQI
1st February 2025
49AQI
49AQI
2nd February 2025
47AQI
47AQI
3rd February 2025
44AQI
44AQI
4th February 2025
38AQI
38AQI
5th February 2025
50AQI
50AQI
6th February 2025
57AQI
57AQI
7th February 2025
65AQI
65AQI
8th February 2025
49AQI
49AQI
9th February 2025
62AQI
62AQI
10th February 2025
59AQI
59AQI
11th February 2025
45AQI
45AQI
12th February 2025
43AQI
43AQI
13th February 2025
44AQI
44AQI
14th February 2025
42AQI
42AQI
15th February 2025
67AQI
67AQI
16th February 2025
38AQI
38AQI
17th February 2025
56AQI
56AQI
18th February 2025
69AQI
69AQI
19th February 2025
68AQI
68AQI
20th February 2025
64AQI
64AQI
21st February 2025
61AQI
61AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
40AQI
40AQI
24th February 2025
35AQI
35AQI
25th February 2025
37AQI
37AQI
26th February 2025
52AQI
52AQI
27th February 2025
62AQI
62AQI
28th February 2025
56AQI
56AQI
1st March 2025
54AQI
54AQI
2nd March 2025
48AQI
48AQI
3rd March 2025
55AQI
55AQI
4th March 2025
46AQI
46AQI
5th March 2025
45AQI
45AQI
6th March 2025
34AQI
34AQI
7th March 2025
39AQI
39AQI
8th March 2025
30AQI
30AQI
9th March 2025
57AQI
57AQI
10th March 2025
57AQI
57AQI
11th March 2025
59AQI
59AQI
12th March 2025
52AQI
52AQI
13th March 2025
51AQI
51AQI
14th March 2025
42AQI
42AQI
15th March 2025
49AQI
49AQI
16th March 2025
45AQI
45AQI
17th March 2025
57AQI
57AQI
18th March 2025
60AQI
60AQI
19th March 2025
70AQI
70AQI
20th March 2025
67AQI
67AQI
21st March 2025
73AQI
73AQI
22nd March 2025
73AQI
73AQI
23rd March 2025
76AQI
76AQI
24th March 2025
68AQI
68AQI
25th March 2025
73AQI
73AQI
26th March 2025
56AQI
56AQI
27th March 2025
61AQI
61AQI
28th March 2025
59AQI
59AQI
29th March 2025
58AQI
58AQI
30th March 2025
33AQI
33AQI
31st March 2025
32AQI
32AQI
1st April 2025
35AQI
35AQI
2nd April 2025
58AQI
58AQI
3rd April 2025
55AQI
55AQI
4th April 2025
56AQI
56AQI
5th April 2025
60AQI
60AQI
6th April 2025
44AQI
44AQI
7th April 2025
58AQI
58AQI
8th April 2025
54AQI
54AQI
9th April 2025
65AQI
65AQI
10th April 2025
61AQI
61AQI
11th April 2025
60AQI
60AQI
12th April 2025
59AQI
59AQI
13th April 2025
95AQI
95AQI
14th April 2025
114AQI
114AQI
15th April 2025
122AQI
122AQI
16th April 2025
114AQI
114AQI
17th April 2025
104AQI
104AQI
18th April 2025
76AQI
76AQI
19th April 2025
57AQI
57AQI
20th April 2025
60AQI
60AQI
21st April 2025
58AQI
58AQI
22nd April 2025
61AQI
61AQI
23rd April 2025
51AQI
51AQI
24th April 2025
57AQI
57AQI
25th April 2025
59AQI
59AQI
26th April 2025
50AQI
50AQI
27th April 2025
44AQI
44AQI
28th April 2025
53AQI
53AQI
29th April 2025
44AQI
44AQI
30th April 2025
55AQI
55AQI
1st May 2025
56AQI
56AQI
2nd May 2025
61AQI
61AQI
3rd May 2025
60AQI
60AQI
4th May 2025
56AQI
56AQI
5th May 2025
49AQI
49AQI
6th May 2025
54AQI
54AQI
7th May 2025
56AQI
56AQI
8th May 2025
48AQI
48AQI
9th May 2025
54AQI
54AQI
10th May 2025
43AQI
43AQI
11th May 2025
53AQI
53AQI
12th May 2025
60AQI
60AQI
13th May 2025
58AQI
58AQI
14th May 2025
44AQI
44AQI
15th May 2025
35AQI
35AQI
16th May 2025
32AQI
32AQI
17th May 2025
34AQI
34AQI
18th May 2025
38AQI
38AQI
19th May 2025
34AQI
34AQI
20th May 2025
37AQI
37AQI
21st May 2025
41AQI
41AQI
22nd May 2025
33AQI
33AQI
23rd May 2025
30AQI
30AQI
24th May 2025
28AQI
28AQI
25th May 2025
36AQI
36AQI
26th May 2025
49AQI
49AQI
27th May 2025
44AQI
44AQI
28th May 2025
36AQI
36AQI
29th May 2025
34AQI
34AQI
30th May 2025
36AQI
36AQI
31st May 2025
37AQI
37AQI
1st June 2025
40AQI
40AQI
2nd June 2025
42AQI
42AQI
3rd June 2025
43AQI
43AQI
4th June 2025
41AQI
41AQI
5th June 2025
43AQI
43AQI
6th June 2025
50AQI
50AQI
7th June 2025
43AQI
43AQI
8th June 2025
48AQI
48AQI
9th June 2025
51AQI
51AQI
10th June 2025
52AQI
52AQI
11th June 2025
48AQI
48AQI
12th June 2025
37AQI
37AQI
13th June 2025
37AQI
37AQI
14th June 2025
35AQI
35AQI
15th June 2025
34AQI
34AQI
16th June 2025
41AQI
41AQI
17th June 2025
41AQI
41AQI
18th June 2025
42AQI
42AQI
19th June 2025
40AQI
40AQI
20th June 2025
38AQI
38AQI
21st June 2025
36AQI
36AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
31AQI
31AQI
24th June 2025
32AQI
32AQI
25th June 2025
29AQI
29AQI
26th June 2025
29AQI
29AQI
27th June 2025
29AQI
29AQI
28th June 2025
28AQI
28AQI
29th June 2025
26AQI
26AQI
30th June 2025
28AQI
28AQI
1st July 2025
33AQI
33AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
27AQI
27AQI
4th July 2025
27AQI
27AQI
5th July 2025
30AQI
30AQI
6th July 2025
29AQI
29AQI
7th July 2025
30AQI
30AQI
8th July 2025
34AQI
34AQI
9th July 2025
39AQI
39AQI
10th July 2025
40AQI
40AQI
11th July 2025
42AQI
42AQI
12th July 2025
42AQI
42AQI
13th July 2025
47AQI
47AQI
14th July 2025
48AQI
48AQI
15th July 2025
50AQI
50AQI
16th July 2025
49AQI
49AQI
17th July 2025
50AQI
50AQI
18th July 2025
49AQI
49AQI
19th July 2025
45AQI
45AQI
20th July 2025
40AQI
40AQI
21st July 2025
36AQI
36AQI
22nd July 2025
35AQI
35AQI
23rd July 2025
34AQI
34AQI
24th July 2025
33AQI
33AQI
25th July 2025
34AQI
34AQI
26th July 2025
37AQI
37AQI
27th July 2025
37AQI
37AQI
28th July 2025
32AQI
32AQI
29th July 2025
35AQI
35AQI
30th July 2025
39AQI
39AQI
31st July 2025
45AQI
45AQI
1st August 2025
57AQI
57AQI
2nd August 2025
58AQI
58AQI
3rd August 2025
58AQI
58AQI
4th August 2025
58AQI
58AQI
5th August 2025
55AQI
55AQI
6th August 2025
56AQI
56AQI
7th August 2025
52AQI
52AQI
8th August 2025
46AQI
46AQI
9th August 2025
48AQI
48AQI
10th August 2025
45AQI
45AQI
11th August 2025
46AQI
46AQI
12th August 2025
42AQI
42AQI
13th August 2025
41AQI
41AQI
14th August 2025
40AQI
40AQI
15th August 2025
37AQI
37AQI
16th August 2025
32AQI
32AQI
17th August 2025
30AQI
30AQI
18th August 2025
28AQI
28AQI
19th August 2025
30AQI
30AQI
20th August 2025
32AQI
32AQI
21st August 2025
32AQI
32AQI
22nd August 2025
32AQI
32AQI
23rd August 2025
33AQI
33AQI
24th August 2025
32AQI
32AQI
25th August 2025
33AQI
33AQI
26th August 2025
33AQI
33AQI
27th August 2025
32AQI
32AQI
28th August 2025
37AQI
37AQI
29th August 2025
36AQI
36AQI
30th August 2025
32AQI
32AQI
31st August 2025
32AQI
32AQI
1st September 2025
35AQI
35AQI
2nd September 2025
36AQI
36AQI
3rd September 2025
34AQI
34AQI
4th September 2025
27AQI
27AQI
5th September 2025
28AQI
28AQI
6th September 2025
32AQI
32AQI
7th September 2025
38AQI
38AQI
8th September 2025
34AQI
34AQI
9th September 2025
34AQI
34AQI
10th September 2025
33AQI
33AQI
11th September 2025
33AQI
33AQI
12th September 2025
34AQI
34AQI
13th September 2025
28AQI
28AQI
14th September 2025
28AQI
28AQI
15th September 2025
26AQI
26AQI
16th September 2025
26AQI
26AQI
17th September 2025
29AQI
29AQI
18th September 2025
26AQI
26AQI
19th September 2025
24AQI
24AQI
20th September 2025
29AQI
29AQI
21st September 2025
28AQI
28AQI
22nd September 2025
29AQI
29AQI
23rd September 2025
31AQI
31AQI
24th September 2025
37AQI
37AQI
25th September 2025
44AQI
44AQI
26th September 2025
32AQI
32AQI
27th September 2025
26AQI
26AQI
28th September 2025
21AQI
21AQI
29th September 2025
43AQI
43AQI
30th September 2025
47AQI
47AQI
1st October 2025
37AQI
37AQI
2nd October 2025
28AQI
28AQI
3rd October 2025
33AQI
33AQI
4th October 2025
35AQI
35AQI
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
80AQI
51AQI
54AQI
65AQI
44AQI
38AQI
38AQI
40AQI
32AQI
33AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202549AQI
28
3
15
13
11
20
5
21
4
21
10
28
2
31
24
7
30
4
169
101
7
Highest AQI recorded in
January80AQI
Lowest AQI recorded in
September32AQI
202446AQI
3
18
11
6
8
14
11
4
20
3
30
31
31
28
1
20
10
1
22
8
28
3
215
92
4
Highest AQI recorded in
December78AQI
Lowest AQI recorded in
July31AQI
202351AQI
2
8
1
2
10
1
2
1
1
1
1
1
2
9
2
3
1
2
21
10
42
38
1
Highest AQI recorded in
March68AQI
Lowest AQI recorded in
September26AQI
202244AQI
17
12
18
3
19
12
17
13
28
1
29
1
17
1
1
8
12
13
20
3
4
8
1
183
74
1
Highest AQI recorded in
September61AQI
Lowest AQI recorded in
July32AQI
202145AQI
1
25
5
8
20
22
9
25
5
27
4
17
13
29
2
28
3
26
4
27
4
15
15
11
19
1
236
123
6
Highest AQI recorded in
January76AQI
Lowest AQI recorded in
September29AQI
202043AQI
7
1
5
8
11
5
28
30
1
25
4
2
28
2
18
13
13
12
5
8
21
2
173
67
9
Highest AQI recorded in
December64AQI
Lowest AQI recorded in
September26AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
51AQILeast Polluted Year Recorded
2020(Avg.)
43AQICommission For Discipline Building Station's annual 2025 AQI (49) shows an average percentage change of 6.8% (worsened AQI) compared to previous years: 2020 (43), 2021 (45), 2022 (44), 2023 (51), 2024 (46).
