Jiaji, 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
Jiaji, Hainan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Sep 2022
103AQILowest AQI recorded on
8th Sep 2022
13AQISame Day Analysis (24th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 37 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 25th Sep - 26th Sep 2025
Jiaji, Hainan, China
AQI
Day
Night
.
6 AM25th Sep 2025
6 PM
5 AM26th Sep 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
8PM25th Sep
59AQI
Avg. Lowest Time
10AM25th Sep
16AQI
In the last 24 hours,
Jiaji's AQI reached its highest point of 59 at 8 PM during the Night, while the lowest point, 16, was recorded at 10 AM during the Night between 25th Sep and 26th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Jiaji, Hainan, China
AugSep
27th - 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 - 25th25th - 26th26th
Day
Night
27th Aug 2025376 AMAQI
27th Aug 2025367 AMAQI
27th Aug 2025368 AMAQI
27th Aug 2025419 AMAQI
27th Aug 20255210 AMAQI
27th Aug 20255111 AMAQI
27th Aug 20254712 PMAQI
27th Aug 2025301 PMAQI
27th Aug 2025342 PMAQI
27th Aug 2025313 PMAQI
27th Aug 2025314 PMAQI
27th Aug 2025285 PMAQI
27th Aug 2025306 PMAQI
27th Aug 2025347 PMAQI
27th Aug 2025338 PMAQI
27th Aug 2025429 PMAQI
27th Aug 20253610 PMAQI
27th Aug 20253511 PMAQI
28th Aug 20253812 AMAQI
28th Aug 2025371 AMAQI
28th Aug 2025372 AMAQI
28th Aug 2025383 AMAQI
28th Aug 2025394 AMAQI
28th Aug 2025385 AMAQI
27°C25/30°C
28th Aug 2025396 AMAQI
28th Aug 2025387 AMAQI
28th Aug 2025438 AMAQI
28th Aug 2025499 AMAQI
28th Aug 20254210 AMAQI
28th Aug 20253611 AMAQI
28th Aug 20253212 PMAQI
28th Aug 2025361 PMAQI
28th Aug 2025292 PMAQI
28th Aug 2025373 PMAQI
28th Aug 2025474 PMAQI
28th Aug 2025485 PMAQI
28th Aug 2025446 PMAQI
28th Aug 2025397 PMAQI
28th Aug 2025338 PMAQI
28th Aug 2025359 PMAQI
28th Aug 20253510 PMAQI
28th Aug 20253311 PMAQI
29th Aug 20253412 AMAQI
29th Aug 2025431 AMAQI
29th Aug 2025452 AMAQI
29th Aug 2025433 AMAQI
29th Aug 2025454 AMAQI
29th Aug 2025455 AMAQI
26°C24/31°C
29th Aug 2025466 AMAQI
29th Aug 2025467 AMAQI
29th Aug 2025528 AMAQI
29th Aug 2025309 AMAQI
29th Aug 20253910 AMAQI
29th Aug 20253111 AMAQI
29th Aug 20253612 PMAQI
29th Aug 2025371 PMAQI
29th Aug 2025362 PMAQI
29th Aug 2025353 PMAQI
29th Aug 2025354 PMAQI
29th Aug 2025355 PMAQI
29th Aug 2025466 PMAQI
29th Aug 2025467 PMAQI
29th Aug 2025438 PMAQI
29th Aug 2025369 PMAQI
29th Aug 20253810 PMAQI
29th Aug 20253911 PMAQI
30th Aug 20253812 AMAQI
30th Aug 2025451 AMAQI
30th Aug 2025442 AMAQI
30th Aug 2025433 AMAQI
30th Aug 2025424 AMAQI
30th Aug 2025425 AMAQI
26°C24/28°C
30th Aug 2025426 AMAQI
30th Aug 2025427 AMAQI
30th Aug 2025238 AMAQI
30th Aug 2025229 AMAQI
30th Aug 20252610 AMAQI
30th Aug 20253211 AMAQI
30th Aug 20253212 PMAQI
30th Aug 2025281 PMAQI
30th Aug 2025252 PMAQI
30th Aug 2025283 PMAQI
30th Aug 2025264 PMAQI
30th Aug 2025305 PMAQI
30th Aug 2025306 PMAQI
30th Aug 2025357 PMAQI
30th Aug 2025398 PMAQI
30th Aug 2025379 PMAQI
30th Aug 20253610 PMAQI
30th Aug 20253611 PMAQI
31st Aug 20253812 AMAQI
31st Aug 2025411 AMAQI
31st Aug 2025472 AMAQI
31st Aug 2025423 AMAQI
31st Aug 2025394 AMAQI
31st Aug 2025405 AMAQI
27°C26/29°C
31st Aug 2025416 AMAQI
31st Aug 2025407 AMAQI
31st Aug 2025298 AMAQI
31st Aug 2025199 AMAQI
31st Aug 20252610 AMAQI
31st Aug 20252411 AMAQI
31st Aug 20253012 PMAQI
31st Aug 2025311 PMAQI
31st Aug 2025262 PMAQI
31st Aug 2025313 PMAQI
31st Aug 2025304 PMAQI
31st Aug 2025275 PMAQI
31st Aug 2025306 PMAQI
31st Aug 2025357 PMAQI
31st Aug 2025348 PMAQI
31st Aug 2025349 PMAQI
31st Aug 20253710 PMAQI
31st Aug 20254011 PMAQI
1st Sep 20253512 AMAQI
1st Sep 2025391 AMAQI
1st Sep 2025422 AMAQI
1st Sep 2025423 AMAQI
1st Sep 2025384 AMAQI
1st Sep 2025415 AMAQI
27°C25/30°C
1st Sep 2025476 AMAQI
1st Sep 2025447 AMAQI
1st Sep 2025238 AMAQI
1st Sep 2025309 AMAQI
1st Sep 20253010 AMAQI
1st Sep 20252511 AMAQI
1st Sep 20252412 PMAQI
1st Sep 2025301 PMAQI
1st Sep 2025252 PMAQI
1st Sep 2025263 PMAQI
1st Sep 2025284 PMAQI
1st Sep 2025285 PMAQI
1st Sep 2025336 PMAQI
1st Sep 2025307 PMAQI
1st Sep 2025368 PMAQI
1st Sep 2025349 PMAQI
1st Sep 20253410 PMAQI
1st Sep 20253811 PMAQI
2nd Sep 20253712 AMAQI
2nd Sep 2025411 AMAQI
2nd Sep 2025412 AMAQI
2nd Sep 2025413 AMAQI
2nd Sep 2025394 AMAQI
2nd Sep 2025405 AMAQI
27°C25/30°C
2nd Sep 2025396 AMAQI
2nd Sep 2025447 AMAQI
2nd Sep 2025368 AMAQI
2nd Sep 2025449 AMAQI
2nd Sep 20253710 AMAQI
2nd Sep 20252411 AMAQI
2nd Sep 20252512 PMAQI
2nd Sep 2025271 PMAQI
2nd Sep 2025282 PMAQI
2nd Sep 2025263 PMAQI
2nd Sep 2025294 PMAQI
2nd Sep 2025255 PMAQI
2nd Sep 2025266 PMAQI
2nd Sep 2025337 PMAQI
2nd Sep 2025338 PMAQI
2nd Sep 2025379 PMAQI
2nd Sep 20253710 PMAQI
2nd Sep 20253911 PMAQI
3rd Sep 20254012 AMAQI
3rd Sep 2025371 AMAQI
3rd Sep 2025452 AMAQI
3rd Sep 2025433 AMAQI
3rd Sep 2025414 AMAQI
3rd Sep 2025385 AMAQI
27°C24/31°C
3rd Sep 2025396 AMAQI
3rd Sep 2025397 AMAQI
3rd Sep 2025268 AMAQI
3rd Sep 2025339 AMAQI
3rd Sep 20253110 AMAQI
3rd Sep 20253411 AMAQI
3rd Sep 20252912 PMAQI
3rd Sep 2025291 PMAQI
3rd Sep 2025282 PMAQI
3rd Sep 2025273 PMAQI
3rd Sep 2025264 PMAQI
3rd Sep 2025305 PMAQI
3rd Sep 2025276 PMAQI
3rd Sep 2025307 PMAQI
3rd Sep 2025378 PMAQI
3rd Sep 2025359 PMAQI
3rd Sep 20253810 PMAQI
3rd Sep 20253611 PMAQI
4th Sep 20253512 AMAQI
4th Sep 2025431 AMAQI
4th Sep 2025422 AMAQI
4th Sep 2025413 AMAQI
4th Sep 2025384 AMAQI
4th Sep 2025395 AMAQI
28°C24/31°C
4th Sep 2025396 AMAQI
4th Sep 2025387 AMAQI
4th Sep 2025398 AMAQI
4th Sep 2025359 AMAQI
4th Sep 20253610 AMAQI
4th Sep 20254711 AMAQI
4th Sep 20252812 PMAQI
4th Sep 2025311 PMAQI
4th Sep 2025312 PMAQI
4th Sep 2025253 PMAQI
4th Sep 2025234 PMAQI
4th Sep 2025225 PMAQI
4th Sep 2025266 PMAQI
4th Sep 2025377 PMAQI
4th Sep 2025418 PMAQI
4th Sep 2025379 PMAQI
4th Sep 20253310 PMAQI
4th Sep 20253311 PMAQI
5th Sep 20252912 AMAQI
5th Sep 2025351 AMAQI
5th Sep 2025362 AMAQI
5th Sep 2025363 AMAQI
5th Sep 2025384 AMAQI
5th Sep 2025425 AMAQI
28°C25/31°C
5th Sep 2025406 AMAQI
5th Sep 2025397 AMAQI
5th Sep 2025328 AMAQI
5th Sep 2025359 AMAQI
5th Sep 20252410 AMAQI
5th Sep 20252611 AMAQI
5th Sep 20253112 PMAQI
5th Sep 2025321 PMAQI
5th Sep 2025342 PMAQI
5th Sep 2025313 PMAQI
5th Sep 2025264 PMAQI
5th Sep 2025285 PMAQI
5th Sep 2025296 PMAQI
5th Sep 2025277 PMAQI
5th Sep 2025318 PMAQI
5th Sep 2025339 PMAQI
5th Sep 20253110 PMAQI
5th Sep 20252911 PMAQI
6th Sep 20252812 AMAQI
6th Sep 2025301 AMAQI
6th Sep 2025352 AMAQI
6th Sep 2025343 AMAQI
6th Sep 2025354 AMAQI
6th Sep 2025355 AMAQI
28°C25/31°C
6th Sep 2025356 AMAQI
6th Sep 2025347 AMAQI
6th Sep 2025248 AMAQI
6th Sep 2025389 AMAQI
6th Sep 20253210 AMAQI
6th Sep 20252711 AMAQI
6th Sep 20253112 PMAQI
6th Sep 2025281 PMAQI
6th Sep 2025272 PMAQI
6th Sep 2025273 PMAQI
6th Sep 2025264 PMAQI
6th Sep 2025245 PMAQI
6th Sep 2025256 PMAQI
6th Sep 2025277 PMAQI
6th Sep 2025288 PMAQI
6th Sep 2025359 PMAQI
6th Sep 20253110 PMAQI
6th Sep 20253211 PMAQI
7th Sep 20253712 AMAQI
7th Sep 2025341 AMAQI
7th Sep 2025342 AMAQI
7th Sep 2025353 AMAQI
7th Sep 2025334 AMAQI
7th Sep 2025325 AMAQI
28°C25/31°C
7th Sep 2025326 AMAQI
7th Sep 2025337 AMAQI
7th Sep 2025458 AMAQI
7th Sep 2025499 AMAQI
7th Sep 20254610 AMAQI
7th Sep 20254811 AMAQI
7th Sep 20254412 PMAQI
7th Sep 2025581 PMAQI
7th Sep 2025562 PMAQI
7th Sep 2025513 PMAQI
7th Sep 2025534 PMAQI
7th Sep 2025465 PMAQI
7th Sep 2025536 PMAQI
7th Sep 2025487 PMAQI
7th Sep 2025518 PMAQI
7th Sep 2025479 PMAQI
7th Sep 20254810 PMAQI
7th Sep 20254511 PMAQI
8th Sep 20254212 AMAQI
8th Sep 2025351 AMAQI
8th Sep 2025342 AMAQI
8th Sep 2025393 AMAQI
8th Sep 2025394 AMAQI
8th Sep 2025405 AMAQI
27°C25/30°C
8th Sep 2025396 AMAQI
8th Sep 2025407 AMAQI
8th Sep 2025388 AMAQI
8th Sep 2025439 AMAQI
8th Sep 20253810 AMAQI
8th Sep 20254211 AMAQI
8th Sep 20253912 PMAQI
8th Sep 2025401 PMAQI
8th Sep 2025402 PMAQI
8th Sep 2025323 PMAQI
8th Sep 2025344 PMAQI
8th Sep 2025375 PMAQI
8th Sep 2025426 PMAQI
8th Sep 2025417 PMAQI
8th Sep 2025398 PMAQI
8th Sep 2025419 PMAQI
8th Sep 20253710 PMAQI
8th Sep 20253911 PMAQI
9th Sep 20253912 AMAQI
9th Sep 2025391 AMAQI
9th Sep 2025392 AMAQI
9th Sep 2025403 AMAQI
9th Sep 2025424 AMAQI
9th Sep 2025405 AMAQI
27°C24/30°C
9th Sep 2025396 AMAQI
9th Sep 2025397 AMAQI
9th Sep 2025278 AMAQI
9th Sep 2025299 AMAQI
9th Sep 20253410 AMAQI
9th Sep 20253011 AMAQI
9th Sep 20252912 PMAQI
9th Sep 2025301 PMAQI
9th Sep 2025282 PMAQI
9th Sep 2025283 PMAQI
9th Sep 2025314 PMAQI
9th Sep 2025325 PMAQI
9th Sep 2025326 PMAQI
9th Sep 2025387 PMAQI
9th Sep 2025358 PMAQI
9th Sep 2025359 PMAQI
9th Sep 20253610 PMAQI
9th Sep 20253411 PMAQI
10th Sep 20253712 AMAQI
10th Sep 2025411 AMAQI
10th Sep 2025412 AMAQI
10th Sep 2025403 AMAQI
10th Sep 2025384 AMAQI
10th Sep 2025375 AMAQI
27°C25/32°C
10th Sep 2025376 AMAQI
10th Sep 2025387 AMAQI
10th Sep 2025268 AMAQI
10th Sep 2025229 AMAQI
10th Sep 20253010 AMAQI
10th Sep 20252611 AMAQI
10th Sep 20252812 PMAQI
10th Sep 2025271 PMAQI
10th Sep 2025282 PMAQI
10th Sep 2025253 PMAQI
10th Sep 2025294 PMAQI
10th Sep 2025295 PMAQI
10th Sep 2025276 PMAQI
10th Sep 2025327 PMAQI
10th Sep 2025358 PMAQI
10th Sep 2025389 PMAQI
10th Sep 20253610 PMAQI
10th Sep 20253411 PMAQI
11th Sep 20253612 AMAQI
11th Sep 2025391 AMAQI
11th Sep 2025382 AMAQI
11th Sep 2025363 AMAQI
11th Sep 2025374 AMAQI
11th Sep 2025355 AMAQI
27°C25/32°C
11th Sep 2025356 AMAQI
11th Sep 2025367 AMAQI
11th Sep 2025238 AMAQI
11th Sep 2025299 AMAQI
11th Sep 20253110 AMAQI
11th Sep 20253211 AMAQI
11th Sep 20252512 PMAQI
11th Sep 2025281 PMAQI
11th Sep 2025312 PMAQI
11th Sep 2025293 PMAQI
11th Sep 2025234 PMAQI
11th Sep 2025235 PMAQI
11th Sep 2025306 PMAQI
11th Sep 2025307 PMAQI
11th Sep 2025318 PMAQI
11th Sep 2025339 PMAQI
11th Sep 20253310 PMAQI
11th Sep 20253111 PMAQI
12th Sep 20253412 AMAQI
12th Sep 2025371 AMAQI
12th Sep 2025382 AMAQI
12th Sep 2025353 AMAQI
12th Sep 2025344 AMAQI
12th Sep 2025365 AMAQI
27°C24/31°C
12th Sep 2025356 AMAQI
12th Sep 2025347 AMAQI
12th Sep 2025318 AMAQI
12th Sep 2025299 AMAQI
12th Sep 20252510 AMAQI
12th Sep 20252611 AMAQI
12th Sep 20252512 PMAQI
12th Sep 2025251 PMAQI
12th Sep 2025282 PMAQI
12th Sep 2025233 PMAQI
12th Sep 2025224 PMAQI
12th Sep 2025245 PMAQI
12th Sep 2025296 PMAQI
12th Sep 2025277 PMAQI
12th Sep 2025318 PMAQI
12th Sep 2025319 PMAQI
12th Sep 20253210 PMAQI
12th Sep 20253111 PMAQI
13th Sep 20253212 AMAQI
13th Sep 2025371 AMAQI
13th Sep 2025352 AMAQI
13th Sep 2025343 AMAQI
13th Sep 2025354 AMAQI
13th Sep 2025355 AMAQI
27°C24/31°C
13th Sep 2025346 AMAQI
13th Sep 2025347 AMAQI
13th Sep 2025298 AMAQI
13th Sep 2025329 AMAQI
13th Sep 20253010 AMAQI
13th Sep 20252511 AMAQI
13th Sep 20252812 PMAQI
13th Sep 2025231 PMAQI
13th Sep 2025262 PMAQI
13th Sep 2025283 PMAQI
13th Sep 2025234 PMAQI
13th Sep 2025275 PMAQI
13th Sep 2025226 PMAQI
13th Sep 2025317 PMAQI
13th Sep 2025328 PMAQI
13th Sep 2025319 PMAQI
13th Sep 20253110 PMAQI
13th Sep 20253011 PMAQI
14th Sep 20252812 AMAQI
14th Sep 2025331 AMAQI
14th Sep 2025352 AMAQI
14th Sep 2025343 AMAQI
14th Sep 2025344 AMAQI
14th Sep 2025345 AMAQI
27°C25/30°C
14th Sep 2025346 AMAQI
14th Sep 2025357 AMAQI
14th Sep 2025288 AMAQI
14th Sep 2025239 AMAQI
14th Sep 20252910 AMAQI
14th Sep 20252711 AMAQI
14th Sep 20252312 PMAQI
14th Sep 2025221 PMAQI
14th Sep 2025212 PMAQI
14th Sep 2025243 PMAQI
14th Sep 2025214 PMAQI
14th Sep 2025225 PMAQI
14th Sep 2025196 PMAQI
14th Sep 2025267 PMAQI
14th Sep 2025298 PMAQI
14th Sep 2025329 PMAQI
14th Sep 20252910 PMAQI
14th Sep 20253011 PMAQI
15th Sep 20253212 AMAQI
15th Sep 2025341 AMAQI
15th Sep 2025342 AMAQI
15th Sep 2025323 AMAQI
15th Sep 2025324 AMAQI
15th Sep 2025325 AMAQI
27°C24/31°C
15th Sep 2025326 AMAQI
15th Sep 2025327 AMAQI
15th Sep 2025358 AMAQI
15th Sep 2025359 AMAQI
15th Sep 20253810 AMAQI
15th Sep 20253711 AMAQI
15th Sep 20252312 PMAQI
15th Sep 2025221 PMAQI
15th Sep 2025202 PMAQI
15th Sep 2025223 PMAQI
15th Sep 2025184 PMAQI
15th Sep 2025195 PMAQI
15th Sep 2025216 PMAQI
15th Sep 2025277 PMAQI
15th Sep 2025328 PMAQI
15th Sep 2025309 PMAQI
15th Sep 20253010 PMAQI
15th Sep 20253011 PMAQI
16th Sep 20253012 AMAQI
16th Sep 2025321 AMAQI
16th Sep 2025342 AMAQI
16th Sep 2025323 AMAQI
16th Sep 2025324 AMAQI
16th Sep 2025325 AMAQI
27°C24/31°C
16th Sep 2025326 AMAQI
16th Sep 2025337 AMAQI
16th Sep 2025268 AMAQI
16th Sep 2025249 AMAQI
16th Sep 20252610 AMAQI
16th Sep 20252611 AMAQI
16th Sep 20252712 PMAQI
16th Sep 2025271 PMAQI
16th Sep 2025202 PMAQI
16th Sep 2025183 PMAQI
16th Sep 2025194 PMAQI
16th Sep 2025185 PMAQI
16th Sep 2025216 PMAQI
16th Sep 2025237 PMAQI
16th Sep 2025278 PMAQI
16th Sep 2025319 PMAQI
16th Sep 20252910 PMAQI
16th Sep 20252911 PMAQI
17th Sep 20253012 AMAQI
17th Sep 2025331 AMAQI
17th Sep 2025332 AMAQI
17th Sep 2025323 AMAQI
17th Sep 2025314 AMAQI
17th Sep 2025315 AMAQI
26°C24/30°C
17th Sep 2025316 AMAQI
17th Sep 2025317 AMAQI
17th Sep 2025288 AMAQI
17th Sep 2025309 AMAQI
17th Sep 20252810 AMAQI
17th Sep 20252011 AMAQI
17th Sep 20252112 PMAQI
17th Sep 2025211 PMAQI
17th Sep 2025212 PMAQI
17th Sep 2025213 PMAQI
17th Sep 2025204 PMAQI
17th Sep 2025265 PMAQI
17th Sep 2025246 PMAQI
17th Sep 2025307 PMAQI
17th Sep 2025298 PMAQI
17th Sep 2025279 PMAQI
17th Sep 20252810 PMAQI
17th Sep 20252811 PMAQI
18th Sep 20253012 AMAQI
18th Sep 2025311 AMAQI
18th Sep 2025332 AMAQI
18th Sep 2025323 AMAQI
18th Sep 2025314 AMAQI
18th Sep 2025315 AMAQI
27°C24/31°C
18th Sep 2025306 AMAQI
18th Sep 2025327 AMAQI
18th Sep 2025288 AMAQI
18th Sep 2025329 AMAQI
18th Sep 20252510 AMAQI
18th Sep 20252411 AMAQI
18th Sep 20252412 PMAQI
18th Sep 2025241 PMAQI
18th Sep 2025232 PMAQI
18th Sep 2025243 PMAQI
18th Sep 2025254 PMAQI
18th Sep 2025245 PMAQI
18th Sep 2025286 PMAQI
18th Sep 2025287 PMAQI
18th Sep 2025308 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20252910 PMAQI
18th Sep 20253011 PMAQI
19th Sep 20253212 AMAQI
19th Sep 2025311 AMAQI
19th Sep 2025322 AMAQI
19th Sep 2025313 AMAQI
19th Sep 2025314 AMAQI
19th Sep 2025315 AMAQI
26°C24/28°C
19th Sep 2025306 AMAQI
19th Sep 2025307 AMAQI
19th Sep 2025278 AMAQI
19th Sep 2025279 AMAQI
19th Sep 20252910 AMAQI
19th Sep 20253011 AMAQI
19th Sep 20252812 PMAQI
19th Sep 2025231 PMAQI
19th Sep 2025232 PMAQI
19th Sep 2025233 PMAQI
19th Sep 2025214 PMAQI
19th Sep 2025195 PMAQI
19th Sep 2025216 PMAQI
19th Sep 2025237 PMAQI
19th Sep 2025268 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20252810 PMAQI
19th Sep 20253311 PMAQI
20th Sep 20253212 AMAQI
20th Sep 2025291 AMAQI
20th Sep 2025322 AMAQI
20th Sep 2025333 AMAQI
20th Sep 2025334 AMAQI
20th Sep 2025335 AMAQI
27°C24/32°C
20th Sep 2025336 AMAQI
20th Sep 2025337 AMAQI
20th Sep 2025418 AMAQI
20th Sep 2025429 AMAQI
20th Sep 20254010 AMAQI
20th Sep 20254011 AMAQI
20th Sep 20254112 PMAQI
20th Sep 2025421 PMAQI
20th Sep 2025332 PMAQI
20th Sep 2025293 PMAQI
20th Sep 2025294 PMAQI
20th Sep 2025305 PMAQI
20th Sep 2025356 PMAQI
20th Sep 2025407 PMAQI
20th Sep 2025368 PMAQI
20th Sep 2025429 PMAQI
20th Sep 20254310 PMAQI
20th Sep 20254811 PMAQI
21st Sep 20253812 AMAQI
21st Sep 2025321 AMAQI
21st Sep 2025332 AMAQI
21st Sep 2025333 AMAQI
21st Sep 2025344 AMAQI
21st Sep 2025345 AMAQI
28°C24/33°C
21st Sep 2025346 AMAQI
21st Sep 2025347 AMAQI
21st Sep 2025478 AMAQI
21st Sep 2025369 AMAQI
21st Sep 20253410 AMAQI
21st Sep 20252211 AMAQI
21st Sep 20252112 PMAQI
21st Sep 2025251 PMAQI
21st Sep 2025282 PMAQI
21st Sep 2025253 PMAQI
21st Sep 2025254 PMAQI
21st Sep 2025255 PMAQI
21st Sep 2025256 PMAQI
21st Sep 2025297 PMAQI
21st Sep 2025398 PMAQI
21st Sep 2025399 PMAQI
21st Sep 20254010 PMAQI
21st Sep 20252811 PMAQI
22nd Sep 20253212 AMAQI
22nd Sep 2025341 AMAQI
22nd Sep 2025342 AMAQI
22nd Sep 2025343 AMAQI
22nd Sep 2025344 AMAQI
22nd Sep 2025335 AMAQI
27°C25/31°C
22nd Sep 2025336 AMAQI
22nd Sep 2025347 AMAQI
22nd Sep 2025328 AMAQI
22nd Sep 2025349 AMAQI
22nd Sep 20253410 AMAQI
22nd Sep 20252511 AMAQI
22nd Sep 20252312 PMAQI
22nd Sep 2025261 PMAQI
22nd Sep 2025252 PMAQI
22nd Sep 2025283 PMAQI
22nd Sep 2025324 PMAQI
22nd Sep 2025265 PMAQI
22nd Sep 2025266 PMAQI
22nd Sep 2025297 PMAQI
22nd Sep 2025258 PMAQI
22nd Sep 2025289 PMAQI
22nd Sep 20252910 PMAQI
22nd Sep 20252811 PMAQI
23rd Sep 20253012 AMAQI
23rd Sep 2025331 AMAQI
23rd Sep 2025342 AMAQI
23rd Sep 2025343 AMAQI
23rd Sep 2025324 AMAQI
23rd Sep 2025335 AMAQI
27°C24/31°C
23rd Sep 2025326 AMAQI
23rd Sep 2025327 AMAQI
23rd Sep 2025328 AMAQI
23rd Sep 2025339 AMAQI
23rd Sep 20252610 AMAQI
23rd Sep 20252211 AMAQI
23rd Sep 20252212 PMAQI
23rd Sep 2025281 PMAQI
23rd Sep 2025332 PMAQI
23rd Sep 2025383 PMAQI
23rd Sep 2025424 PMAQI
23rd Sep 2025425 PMAQI
23rd Sep 2025456 PMAQI
23rd Sep 2025447 PMAQI
23rd Sep 2025428 PMAQI
23rd Sep 2025429 PMAQI
23rd Sep 20254310 PMAQI
23rd Sep 20254311 PMAQI
24th Sep 20254512 AMAQI
24th Sep 2025361 AMAQI
24th Sep 2025332 AMAQI
24th Sep 2025333 AMAQI
24th Sep 2025334 AMAQI
24th Sep 2025325 AMAQI
27°C24/32°C
24th Sep 2025336 AMAQI
24th Sep 2025327 AMAQI
24th Sep 2025458 AMAQI
24th Sep 2025499 AMAQI
24th Sep 20254810 AMAQI
24th Sep 20254611 AMAQI
24th Sep 20254512 PMAQI
24th Sep 2025401 PMAQI
24th Sep 2025382 PMAQI
24th Sep 2025323 PMAQI
24th Sep 2025304 PMAQI
24th Sep 2025295 PMAQI
24th Sep 2025296 PMAQI
24th Sep 2025307 PMAQI
24th Sep 2025358 PMAQI
24th Sep 2025349 PMAQI
24th Sep 20253310 PMAQI
24th Sep 20253611 PMAQI
25th Sep 20253112 AMAQI
25th Sep 2025341 AMAQI
25th Sep 2025362 AMAQI
25th Sep 2025373 AMAQI
25th Sep 2025384 AMAQI
25th Sep 2025385 AMAQI
27°C26/30°C
25th Sep 2025386 AMAQI
25th Sep 2025387 AMAQI
25th Sep 2025218 AMAQI
25th Sep 2025169 AMAQI
25th Sep 20251610 AMAQI
25th Sep 20251711 AMAQI
25th Sep 20252312 PMAQI
25th Sep 2025211 PMAQI
25th Sep 2025172 PMAQI
25th Sep 2025173 PMAQI
25th Sep 2025174 PMAQI
25th Sep 2025175 PMAQI
25th Sep 2025396 PMAQI
25th Sep 2025557 PMAQI
25th Sep 2025598 PMAQI
25th Sep 2025589 PMAQI
25th Sep 20255610 PMAQI
25th Sep 20255311 PMAQI
26th Sep 20254612 AMAQI
26th Sep 2025381 AMAQI
26th Sep 2025352 AMAQI
26th Sep 2025293 AMAQI
26th Sep 2025214 AMAQI
26th Sep 2025215 AMAQI
--°C/°C
26th Sep 2025226 AMAQI
6 AM12 PM
6 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
36AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 PM - 5 PM
28AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 36), while the lowest AQI was between 3 PM to 5 PM (Avg. 28).
Night time
Avg. Highest Time
12 AM - 5 AM
36AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 36), while the lowest AQI was between 7 PM to 7 PM (Avg. 33).
2025 Days Vs Air Quality
Jiaji, Hainan, China
2025
54%
143
42%
113
4%
11
Total number of days with different AQI categories in last 268 days in 2025 (97 days remaining)
Good
143 DaysModerate
113 DaysPoor
11 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 54%
Health Risk Level:
Considerable
In 2025, 54% of 268 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Jiaji, 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
119AQI
119AQI
2nd January 2025
92AQI
92AQI
3rd January 2025
102AQI
102AQI
4th January 2025
93AQI
93AQI
5th January 2025
108AQI
108AQI
6th January 2025
114AQI
114AQI
7th January 2025
90AQI
90AQI
8th January 2025
92AQI
92AQI
9th January 2025
111AQI
111AQI
10th January 2025
111AQI
111AQI
11th January 2025
91AQI
91AQI
12th January 2025
85AQI
85AQI
13th January 2025
78AQI
78AQI
14th January 2025
74AQI
74AQI
15th January 2025
87AQI
87AQI
16th January 2025
94AQI
94AQI
17th January 2025
90AQI
90AQI
18th January 2025
86AQI
86AQI
19th January 2025
92AQI
92AQI
20th January 2025
89AQI
89AQI
21st January 2025
79AQI
79AQI
22nd January 2025
89AQI
89AQI
23rd January 2025
76AQI
76AQI
24th January 2025
61AQI
61AQI
25th January 2025
60AQI
60AQI
26th January 2025
56AQI
56AQI
27th January 2025
60AQI
60AQI
28th January 2025
67AQI
67AQI
29th January 2025
91AQI
91AQI
30th January 2025
69AQI
69AQI
31st January 2025
63AQI
63AQI
1st February 2025
46AQI
46AQI
2nd February 2025
45AQI
45AQI
3rd February 2025
48AQI
48AQI
4th February 2025
52AQI
52AQI
5th February 2025
54AQI
54AQI
6th February 2025
56AQI
56AQI
7th February 2025
71AQI
71AQI
8th February 2025
60AQI
60AQI
9th February 2025
71AQI
71AQI
10th February 2025
61AQI
61AQI
11th February 2025
60AQI
60AQI
12th February 2025
47AQI
47AQI
13th February 2025
63AQI
63AQI
14th February 2025
45AQI
45AQI
15th February 2025
67AQI
67AQI
16th February 2025
44AQI
44AQI
17th February 2025
63AQI
63AQI
18th February 2025
79AQI
79AQI
19th February 2025
70AQI
70AQI
20th February 2025
67AQI
67AQI
21st February 2025
60AQI
60AQI
22nd February 2025
48AQI
48AQI
23rd February 2025
50AQI
50AQI
24th February 2025
50AQI
50AQI
25th February 2025
53AQI
53AQI
26th February 2025
67AQI
67AQI
27th February 2025
63AQI
63AQI
28th February 2025
55AQI
55AQI
1st March 2025
57AQI
57AQI
2nd March 2025
52AQI
52AQI
3rd March 2025
58AQI
58AQI
4th March 2025
47AQI
47AQI
5th March 2025
48AQI
48AQI
6th March 2025
30AQI
30AQI
7th March 2025
40AQI
40AQI
8th March 2025
32AQI
32AQI
9th March 2025
58AQI
58AQI
10th March 2025
60AQI
60AQI
11th March 2025
58AQI
58AQI
12th March 2025
50AQI
50AQI
13th March 2025
48AQI
48AQI
14th March 2025
41AQI
41AQI
15th March 2025
55AQI
55AQI
16th March 2025
48AQI
48AQI
17th March 2025
69AQI
69AQI
18th March 2025
73AQI
73AQI
19th March 2025
83AQI
83AQI
20th March 2025
75AQI
75AQI
21st March 2025
80AQI
80AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
77AQI
77AQI
24th March 2025
74AQI
74AQI
25th March 2025
76AQI
76AQI
26th March 2025
59AQI
59AQI
27th March 2025
63AQI
63AQI
28th March 2025
59AQI
59AQI
29th March 2025
56AQI
56AQI
30th March 2025
32AQI
32AQI
31st March 2025
35AQI
35AQI
1st April 2025
44AQI
44AQI
2nd April 2025
60AQI
60AQI
3rd April 2025
53AQI
53AQI
4th April 2025
55AQI
55AQI
5th April 2025
61AQI
61AQI
6th April 2025
46AQI
46AQI
7th April 2025
62AQI
62AQI
8th April 2025
55AQI
55AQI
9th April 2025
62AQI
62AQI
10th April 2025
61AQI
61AQI
11th April 2025
60AQI
60AQI
12th April 2025
59AQI
59AQI
13th April 2025
131AQI
131AQI
14th April 2025
126AQI
126AQI
15th April 2025
121AQI
121AQI
16th April 2025
105AQI
105AQI
17th April 2025
102AQI
102AQI
18th April 2025
75AQI
75AQI
19th April 2025
61AQI
61AQI
20th April 2025
61AQI
61AQI
21st April 2025
58AQI
58AQI
22nd April 2025
61AQI
61AQI
23rd April 2025
53AQI
53AQI
24th April 2025
58AQI
58AQI
25th April 2025
51AQI
51AQI
26th April 2025
53AQI
53AQI
27th April 2025
46AQI
46AQI
28th April 2025
52AQI
52AQI
29th April 2025
53AQI
53AQI
30th April 2025
51AQI
51AQI
1st May 2025
54AQI
54AQI
2nd May 2025
58AQI
58AQI
3rd May 2025
58AQI
58AQI
4th May 2025
58AQI
58AQI
5th May 2025
52AQI
52AQI
6th May 2025
57AQI
57AQI
7th May 2025
56AQI
56AQI
8th May 2025
51AQI
51AQI
9th May 2025
51AQI
51AQI
10th May 2025
50AQI
50AQI
11th May 2025
55AQI
55AQI
12th May 2025
60AQI
60AQI
13th May 2025
57AQI
57AQI
14th May 2025
46AQI
46AQI
15th May 2025
37AQI
37AQI
16th May 2025
34AQI
34AQI
17th May 2025
38AQI
38AQI
18th May 2025
39AQI
39AQI
19th May 2025
40AQI
40AQI
20th May 2025
44AQI
44AQI
21st May 2025
43AQI
43AQI
22nd May 2025
39AQI
39AQI
23rd May 2025
32AQI
32AQI
24th May 2025
35AQI
35AQI
25th May 2025
48AQI
48AQI
26th May 2025
76AQI
76AQI
27th May 2025
53AQI
53AQI
28th May 2025
47AQI
47AQI
29th May 2025
38AQI
38AQI
30th May 2025
43AQI
43AQI
31st May 2025
39AQI
39AQI
1st June 2025
45AQI
45AQI
2nd June 2025
43AQI
43AQI
3rd June 2025
47AQI
47AQI
4th June 2025
51AQI
51AQI
5th June 2025
45AQI
45AQI
6th June 2025
42AQI
42AQI
7th June 2025
42AQI
42AQI
8th June 2025
45AQI
45AQI
9th June 2025
50AQI
50AQI
10th June 2025
53AQI
53AQI
11th June 2025
45AQI
45AQI
12th June 2025
34AQI
34AQI
13th June 2025
35AQI
35AQI
14th June 2025
33AQI
33AQI
15th June 2025
40AQI
40AQI
16th June 2025
42AQI
42AQI
17th June 2025
42AQI
42AQI
18th June 2025
38AQI
38AQI
19th June 2025
36AQI
36AQI
20th June 2025
34AQI
34AQI
21st June 2025
34AQI
34AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
31AQI
31AQI
24th June 2025
30AQI
30AQI
25th June 2025
30AQI
30AQI
26th June 2025
28AQI
28AQI
27th June 2025
26AQI
26AQI
28th June 2025
31AQI
31AQI
29th June 2025
31AQI
31AQI
30th June 2025
30AQI
30AQI
1st July 2025
33AQI
33AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
27AQI
27AQI
4th July 2025
29AQI
29AQI
5th July 2025
32AQI
32AQI
6th July 2025
33AQI
33AQI
7th July 2025
35AQI
35AQI
8th July 2025
39AQI
39AQI
9th July 2025
41AQI
41AQI
10th July 2025
41AQI
41AQI
11th July 2025
47AQI
47AQI
12th July 2025
45AQI
45AQI
13th July 2025
48AQI
48AQI
14th July 2025
49AQI
49AQI
15th July 2025
52AQI
52AQI
16th July 2025
51AQI
51AQI
17th July 2025
51AQI
51AQI
18th July 2025
50AQI
50AQI
19th July 2025
46AQI
46AQI
20th July 2025
42AQI
42AQI
21st July 2025
39AQI
39AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
40AQI
40AQI
24th July 2025
37AQI
37AQI
25th July 2025
39AQI
39AQI
26th July 2025
39AQI
39AQI
27th July 2025
45AQI
45AQI
28th July 2025
40AQI
40AQI
29th July 2025
39AQI
39AQI
30th July 2025
41AQI
41AQI
31st July 2025
47AQI
47AQI
1st August 2025
53AQI
53AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
56AQI
56AQI
4th August 2025
56AQI
56AQI
5th August 2025
55AQI
55AQI
6th August 2025
54AQI
54AQI
7th August 2025
53AQI
53AQI
8th August 2025
48AQI
48AQI
9th August 2025
51AQI
51AQI
10th August 2025
46AQI
46AQI
11th August 2025
46AQI
46AQI
12th August 2025
46AQI
46AQI
13th August 2025
45AQI
45AQI
14th August 2025
42AQI
42AQI
15th August 2025
35AQI
35AQI
16th August 2025
34AQI
34AQI
17th August 2025
33AQI
33AQI
18th August 2025
31AQI
31AQI
19th August 2025
32AQI
32AQI
20th August 2025
34AQI
34AQI
21st August 2025
34AQI
34AQI
22nd August 2025
34AQI
34AQI
23rd August 2025
36AQI
36AQI
24th August 2025
35AQI
35AQI
25th August 2025
33AQI
33AQI
26th August 2025
33AQI
33AQI
27th August 2025
37AQI
37AQI
28th August 2025
38AQI
38AQI
29th August 2025
40AQI
40AQI
30th August 2025
35AQI
35AQI
31st August 2025
34AQI
34AQI
1st September 2025
34AQI
34AQI
2nd September 2025
35AQI
35AQI
3rd September 2025
35AQI
35AQI
4th September 2025
35AQI
35AQI
5th September 2025
32AQI
32AQI
6th September 2025
31AQI
31AQI
7th September 2025
44AQI
44AQI
8th September 2025
39AQI
39AQI
9th September 2025
35AQI
35AQI
10th September 2025
33AQI
33AQI
11th September 2025
32AQI
32AQI
12th September 2025
30AQI
30AQI
13th September 2025
31AQI
31AQI
14th September 2025
28AQI
28AQI
15th September 2025
29AQI
29AQI
16th September 2025
27AQI
27AQI
17th September 2025
28AQI
28AQI
18th September 2025
29AQI
29AQI
19th September 2025
27AQI
27AQI
20th September 2025
36AQI
36AQI
21st September 2025
32AQI
32AQI
22nd September 2025
30AQI
30AQI
23rd September 2025
35AQI
35AQI
24th September 2025
37AQI
37AQI
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
86AQI
58AQI
57AQI
67AQI
48AQI
38AQI
41AQI
42AQI
33AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202553AQI
25
6
9
19
11
20
3
22
5
17
14
28
2
28
3
23
8
24
143
113
11
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
September33AQI
202450AQI
4
17
10
7
1
7
16
10
9
17
6
30
31
30
1
22
7
16
9
6
20
10
23
8
197
105
15
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
July31AQI
202362AQI
2
8
1
1
3
10
1
1
2
1
5
2
9
1
4
3
30
26
57
1
Highest AQI recorded in
November80AQI
Lowest AQI recorded in
July23AQI
202247AQI
9
20
14
7
13
18
13
17
29
2
28
2
20
1
2
2
7
1
12
12
1
19
3
1
3
9
1
163
99
4
Highest AQI recorded in
September66AQI
Lowest AQI recorded in
July29AQI
202151AQI
24
6
1
7
21
14
16
1
22
8
29
2
19
11
29
2
27
4
25
5
23
8
10
18
2
3
26
2
208
145
11
1
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
July34AQI
202050AQI
4
4
6
7
11
5
28
31
23
8
27
3
11
20
7
16
7
3
19
9
151
82
16
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
June33AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
62AQILeast Polluted Year Recorded
2022(Avg.)
47AQIJiaji's annual 2025 AQI (53) shows an average percentage change of 1.5% (worsened AQI) compared to previous years: 2020 (50), 2021 (51), 2022 (47), 2023 (62), 2024 (50).
