Basuo, Hainan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Basuo, Hainan, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
54AQILowest AQI recorded on
31st Aug 2022
16AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Basuo, Hainan, China
AQI
Day
Night
.
6 AM3rd Aug 2025
7 PM
5 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
9AM3rd Aug
62AQI
Avg. Lowest Time
6PM3rd Aug
47AQI
In the last 24 hours,
Basuo's AQI reached its highest point of 62 at 9 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Basuo, Hainan, China
JulAug
05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
5th Jul 2025276 AMAQI
5th Jul 2025287 AMAQI
5th Jul 2025238 AMAQI
5th Jul 2025249 AMAQI
5th Jul 20252510 AMAQI
5th Jul 20252411 AMAQI
5th Jul 20252512 PMAQI
5th Jul 2025231 PMAQI
5th Jul 2025232 PMAQI
5th Jul 2025263 PMAQI
5th Jul 2025254 PMAQI
5th Jul 2025225 PMAQI
5th Jul 2025246 PMAQI
5th Jul 2025287 PMAQI
5th Jul 2025298 PMAQI
5th Jul 2025299 PMAQI
5th Jul 20252910 PMAQI
5th Jul 20252911 PMAQI
6th Jul 20252912 AMAQI
6th Jul 2025281 AMAQI
6th Jul 2025292 AMAQI
6th Jul 2025303 AMAQI
6th Jul 2025294 AMAQI
6th Jul 2025305 AMAQI
27°C24/30°C
6th Jul 2025306 AMAQI
6th Jul 2025287 AMAQI
6th Jul 2025298 AMAQI
6th Jul 2025269 AMAQI
6th Jul 20252410 AMAQI
6th Jul 20252111 AMAQI
6th Jul 20252312 PMAQI
6th Jul 2025221 PMAQI
6th Jul 2025212 PMAQI
6th Jul 2025213 PMAQI
6th Jul 2025234 PMAQI
6th Jul 2025225 PMAQI
6th Jul 2025236 PMAQI
6th Jul 2025257 PMAQI
6th Jul 2025258 PMAQI
6th Jul 2025269 PMAQI
6th Jul 20252710 PMAQI
6th Jul 20252711 PMAQI
7th Jul 20252712 AMAQI
7th Jul 2025271 AMAQI
7th Jul 2025312 AMAQI
7th Jul 2025313 AMAQI
7th Jul 2025304 AMAQI
7th Jul 2025305 AMAQI
27°C24/31°C
7th Jul 2025306 AMAQI
7th Jul 2025307 AMAQI
7th Jul 2025248 AMAQI
7th Jul 2025229 AMAQI
7th Jul 20252010 AMAQI
7th Jul 20252111 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025221 PMAQI
7th Jul 2025282 PMAQI
7th Jul 2025223 PMAQI
7th Jul 2025224 PMAQI
7th Jul 2025195 PMAQI
7th Jul 2025226 PMAQI
7th Jul 2025257 PMAQI
7th Jul 2025278 PMAQI
7th Jul 2025289 PMAQI
7th Jul 20252710 PMAQI
7th Jul 20252711 PMAQI
8th Jul 20252812 AMAQI
8th Jul 2025291 AMAQI
8th Jul 2025312 AMAQI
8th Jul 2025303 AMAQI
8th Jul 2025304 AMAQI
8th Jul 2025305 AMAQI
27°C24/31°C
8th Jul 2025306 AMAQI
8th Jul 2025307 AMAQI
8th Jul 2025278 AMAQI
8th Jul 2025289 AMAQI
8th Jul 20253110 AMAQI
8th Jul 20253111 AMAQI
8th Jul 20253112 PMAQI
8th Jul 2025311 PMAQI
8th Jul 2025312 PMAQI
8th Jul 2025273 PMAQI
8th Jul 2025264 PMAQI
8th Jul 2025245 PMAQI
8th Jul 2025266 PMAQI
8th Jul 2025297 PMAQI
8th Jul 2025288 PMAQI
8th Jul 2025299 PMAQI
8th Jul 20252910 PMAQI
8th Jul 20253611 PMAQI
9th Jul 20253912 AMAQI
9th Jul 2025371 AMAQI
9th Jul 2025402 AMAQI
9th Jul 2025403 AMAQI
9th Jul 2025404 AMAQI
9th Jul 2025385 AMAQI
28°C25/31°C
9th Jul 2025316 AMAQI
9th Jul 2025317 AMAQI
9th Jul 2025368 AMAQI
9th Jul 2025379 AMAQI
9th Jul 20253410 AMAQI
9th Jul 20253011 AMAQI
9th Jul 20253112 PMAQI
9th Jul 2025361 PMAQI
9th Jul 2025382 PMAQI
9th Jul 2025323 PMAQI
9th Jul 2025334 PMAQI
9th Jul 2025335 PMAQI
9th Jul 2025316 PMAQI
9th Jul 2025317 PMAQI
9th Jul 2025338 PMAQI
9th Jul 2025359 PMAQI
9th Jul 20253410 PMAQI
9th Jul 20253711 PMAQI
10th Jul 20253412 AMAQI
10th Jul 2025351 AMAQI
10th Jul 2025382 AMAQI
10th Jul 2025383 AMAQI
10th Jul 2025374 AMAQI
10th Jul 2025375 AMAQI
28°C25/31°C
10th Jul 2025376 AMAQI
10th Jul 2025387 AMAQI
10th Jul 2025328 AMAQI
10th Jul 2025289 AMAQI
10th Jul 20253410 AMAQI
10th Jul 20253711 AMAQI
10th Jul 20253312 PMAQI
10th Jul 2025321 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025333 PMAQI
10th Jul 2025344 PMAQI
10th Jul 2025325 PMAQI
10th Jul 2025396 PMAQI
10th Jul 2025407 PMAQI
10th Jul 2025418 PMAQI
10th Jul 2025409 PMAQI
10th Jul 20253910 PMAQI
10th Jul 20254611 PMAQI
11th Jul 20254412 AMAQI
11th Jul 2025431 AMAQI
11th Jul 2025472 AMAQI
11th Jul 2025463 AMAQI
11th Jul 2025464 AMAQI
11th Jul 2025475 AMAQI
27°C24/31°C
11th Jul 2025466 AMAQI
11th Jul 2025467 AMAQI
11th Jul 2025438 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20253610 AMAQI
11th Jul 20254211 AMAQI
11th Jul 20254012 PMAQI
11th Jul 2025381 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025483 PMAQI
11th Jul 2025504 PMAQI
11th Jul 2025505 PMAQI
11th Jul 2025436 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025468 PMAQI
11th Jul 2025429 PMAQI
11th Jul 20253910 PMAQI
11th Jul 20253911 PMAQI
12th Jul 20253812 AMAQI
12th Jul 2025371 AMAQI
12th Jul 2025472 AMAQI
12th Jul 2025473 AMAQI
12th Jul 2025464 AMAQI
12th Jul 2025475 AMAQI
27°C25/30°C
12th Jul 2025466 AMAQI
12th Jul 2025467 AMAQI
12th Jul 2025308 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20252710 AMAQI
12th Jul 20252811 AMAQI
12th Jul 20253012 PMAQI
12th Jul 2025321 PMAQI
12th Jul 2025312 PMAQI
12th Jul 2025293 PMAQI
12th Jul 2025294 PMAQI
12th Jul 2025295 PMAQI
12th Jul 2025316 PMAQI
12th Jul 2025357 PMAQI
12th Jul 2025398 PMAQI
12th Jul 2025389 PMAQI
12th Jul 20253810 PMAQI
12th Jul 20254711 PMAQI
13th Jul 20255112 AMAQI
13th Jul 2025511 AMAQI
13th Jul 2025462 AMAQI
13th Jul 2025443 AMAQI
13th Jul 2025424 AMAQI
13th Jul 2025425 AMAQI
27°C24/30°C
13th Jul 2025426 AMAQI
13th Jul 2025417 AMAQI
13th Jul 2025348 AMAQI
13th Jul 2025269 AMAQI
13th Jul 20253110 AMAQI
13th Jul 20253511 AMAQI
13th Jul 20253512 PMAQI
13th Jul 2025351 PMAQI
13th Jul 2025332 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025314 PMAQI
13th Jul 2025335 PMAQI
13th Jul 2025316 PMAQI
13th Jul 2025367 PMAQI
13th Jul 2025428 PMAQI
13th Jul 2025419 PMAQI
13th Jul 20254110 PMAQI
13th Jul 20254211 PMAQI
14th Jul 20254412 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025502 AMAQI
14th Jul 2025503 AMAQI
14th Jul 2025474 AMAQI
14th Jul 2025455 AMAQI
28°C24/31°C
14th Jul 2025446 AMAQI
14th Jul 2025457 AMAQI
14th Jul 2025338 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20253310 AMAQI
14th Jul 20253211 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025352 PMAQI
14th Jul 2025453 PMAQI
14th Jul 2025464 PMAQI
14th Jul 2025435 PMAQI
14th Jul 2025426 PMAQI
14th Jul 2025467 PMAQI
14th Jul 2025518 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254910 PMAQI
14th Jul 20254711 PMAQI
15th Jul 20254712 AMAQI
15th Jul 2025451 AMAQI
15th Jul 2025482 AMAQI
15th Jul 2025493 AMAQI
15th Jul 2025504 AMAQI
15th Jul 2025495 AMAQI
28°C25/32°C
15th Jul 2025506 AMAQI
15th Jul 2025507 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025529 AMAQI
15th Jul 20254910 AMAQI
15th Jul 20254411 AMAQI
15th Jul 20253812 PMAQI
15th Jul 2025391 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025313 PMAQI
15th Jul 2025344 PMAQI
15th Jul 2025335 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025438 PMAQI
15th Jul 2025439 PMAQI
15th Jul 20254310 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254312 AMAQI
16th Jul 2025441 AMAQI
16th Jul 2025482 AMAQI
16th Jul 2025483 AMAQI
16th Jul 2025484 AMAQI
16th Jul 2025475 AMAQI
29°C25/33°C
16th Jul 2025466 AMAQI
16th Jul 2025477 AMAQI
16th Jul 2025368 AMAQI
16th Jul 2025359 AMAQI
16th Jul 20253210 AMAQI
16th Jul 20253011 AMAQI
16th Jul 20253112 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025322 PMAQI
16th Jul 2025303 PMAQI
16th Jul 2025304 PMAQI
16th Jul 2025295 PMAQI
16th Jul 2025296 PMAQI
16th Jul 2025397 PMAQI
16th Jul 2025448 PMAQI
16th Jul 2025409 PMAQI
16th Jul 20253910 PMAQI
16th Jul 20254211 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025463 AMAQI
17th Jul 2025454 AMAQI
17th Jul 2025465 AMAQI
29°C25/33°C
17th Jul 2025466 AMAQI
17th Jul 2025457 AMAQI
17th Jul 2025368 AMAQI
17th Jul 2025339 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025312 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025317 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025389 PMAQI
17th Jul 20253910 PMAQI
17th Jul 20253811 PMAQI
18th Jul 20253912 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025452 AMAQI
18th Jul 2025453 AMAQI
18th Jul 2025444 AMAQI
18th Jul 2025435 AMAQI
28°C25/32°C
18th Jul 2025436 AMAQI
18th Jul 2025437 AMAQI
18th Jul 2025308 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20253612 PMAQI
18th Jul 2025361 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025423 PMAQI
18th Jul 2025354 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025326 PMAQI
18th Jul 2025397 PMAQI
18th Jul 2025458 PMAQI
18th Jul 2025389 PMAQI
18th Jul 20253910 PMAQI
18th Jul 20253911 PMAQI
19th Jul 20254112 AMAQI
19th Jul 2025431 AMAQI
19th Jul 2025452 AMAQI
19th Jul 2025433 AMAQI
19th Jul 2025434 AMAQI
19th Jul 2025425 AMAQI
28°C25/32°C
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025278 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20253410 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025291 PMAQI
19th Jul 2025252 PMAQI
19th Jul 2025233 PMAQI
19th Jul 2025234 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025236 PMAQI
19th Jul 2025317 PMAQI
19th Jul 2025368 PMAQI
19th Jul 2025369 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025441 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025424 AMAQI
20th Jul 2025415 AMAQI
26°C25/27°C
20th Jul 2025426 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025308 AMAQI
20th Jul 2025189 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025221 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025233 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025297 PMAQI
20th Jul 2025368 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253710 PMAQI
20th Jul 20253711 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025413 AMAQI
21st Jul 2025384 AMAQI
21st Jul 2025385 AMAQI
25°C24/25°C
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025268 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252312 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025212 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025196 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253012 AMAQI
22nd Jul 2025351 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025393 AMAQI
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
25°C24/25°C
22nd Jul 2025366 AMAQI
22nd Jul 2025367 AMAQI
22nd Jul 2025248 AMAQI
22nd Jul 2025209 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252112 PMAQI
22nd Jul 2025211 PMAQI
22nd Jul 2025192 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025195 PMAQI
22nd Jul 2025196 PMAQI
22nd Jul 2025237 PMAQI
22nd Jul 2025298 PMAQI
22nd Jul 2025299 PMAQI
22nd Jul 20252910 PMAQI
22nd Jul 20252811 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025363 AMAQI
23rd Jul 2025344 AMAQI
23rd Jul 2025335 AMAQI
26°C24/29°C
23rd Jul 2025346 AMAQI
23rd Jul 2025337 AMAQI
23rd Jul 2025238 AMAQI
23rd Jul 2025199 AMAQI
23rd Jul 20251910 AMAQI
23rd Jul 20251911 AMAQI
23rd Jul 20251912 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025182 PMAQI
23rd Jul 2025183 PMAQI
23rd Jul 2025164 PMAQI
23rd Jul 2025185 PMAQI
23rd Jul 2025196 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025299 PMAQI
23rd Jul 20252810 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025271 AMAQI
24th Jul 2025272 AMAQI
24th Jul 2025273 AMAQI
24th Jul 2025374 AMAQI
24th Jul 2025405 AMAQI
27°C24/30°C
24th Jul 2025406 AMAQI
24th Jul 2025397 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025379 AMAQI
24th Jul 20251910 AMAQI
24th Jul 20251811 AMAQI
24th Jul 20251912 PMAQI
24th Jul 2025171 PMAQI
24th Jul 2025192 PMAQI
24th Jul 2025293 PMAQI
24th Jul 2025194 PMAQI
24th Jul 2025185 PMAQI
24th Jul 2025186 PMAQI
24th Jul 2025217 PMAQI
24th Jul 2025278 PMAQI
24th Jul 2025299 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025323 AMAQI
25th Jul 2025324 AMAQI
25th Jul 2025315 AMAQI
26°C24/30°C
25th Jul 2025326 AMAQI
25th Jul 2025327 AMAQI
25th Jul 2025238 AMAQI
25th Jul 2025219 AMAQI
25th Jul 20252110 AMAQI
25th Jul 20252111 AMAQI
25th Jul 20252212 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025202 PMAQI
25th Jul 2025193 PMAQI
25th Jul 2025194 PMAQI
25th Jul 2025295 PMAQI
25th Jul 2025346 PMAQI
25th Jul 2025387 PMAQI
25th Jul 2025378 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253910 PMAQI
25th Jul 20253711 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025371 AMAQI
26th Jul 2025402 AMAQI
26th Jul 2025403 AMAQI
26th Jul 2025404 AMAQI
26th Jul 2025405 AMAQI
26°C24/30°C
26th Jul 2025396 AMAQI
26th Jul 2025377 AMAQI
26th Jul 2025238 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252110 AMAQI
26th Jul 20252011 AMAQI
26th Jul 20252012 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025223 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025215 PMAQI
26th Jul 2025216 PMAQI
26th Jul 2025257 PMAQI
26th Jul 2025308 PMAQI
26th Jul 2025309 PMAQI
26th Jul 20253010 PMAQI
26th Jul 20253011 PMAQI
27th Jul 20252912 AMAQI
27th Jul 2025331 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025393 AMAQI
27th Jul 2025354 AMAQI
27th Jul 2025355 AMAQI
27°C24/31°C
27th Jul 2025366 AMAQI
27th Jul 2025357 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025259 AMAQI
27th Jul 20252610 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025241 PMAQI
27th Jul 2025222 PMAQI
27th Jul 2025233 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025226 PMAQI
27th Jul 2025247 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252910 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252712 AMAQI
28th Jul 2025311 AMAQI
28th Jul 2025362 AMAQI
28th Jul 2025353 AMAQI
28th Jul 2025354 AMAQI
28th Jul 2025345 AMAQI
27°C24/31°C
28th Jul 2025346 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025238 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20252111 AMAQI
28th Jul 20252012 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025172 PMAQI
28th Jul 2025193 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025216 PMAQI
28th Jul 2025227 PMAQI
28th Jul 2025258 PMAQI
28th Jul 2025279 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252812 AMAQI
29th Jul 2025331 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025343 AMAQI
29th Jul 2025324 AMAQI
29th Jul 2025315 AMAQI
27°C24/30°C
29th Jul 2025316 AMAQI
29th Jul 2025307 AMAQI
29th Jul 2025248 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20252210 AMAQI
29th Jul 20252511 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025201 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025193 PMAQI
29th Jul 2025204 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025206 PMAQI
29th Jul 2025247 PMAQI
29th Jul 2025288 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20253010 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025271 AMAQI
30th Jul 2025272 AMAQI
30th Jul 2025283 AMAQI
30th Jul 2025294 AMAQI
30th Jul 2025345 AMAQI
28°C25/32°C
30th Jul 2025366 AMAQI
30th Jul 2025377 AMAQI
30th Jul 2025418 AMAQI
30th Jul 2025409 AMAQI
30th Jul 20253710 AMAQI
30th Jul 20253311 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025381 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025423 PMAQI
30th Jul 2025374 PMAQI
30th Jul 2025335 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025258 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252510 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20253912 AMAQI
31st Jul 2025371 AMAQI
31st Jul 2025402 AMAQI
31st Jul 2025403 AMAQI
31st Jul 2025404 AMAQI
31st Jul 2025405 AMAQI
28°C26/30°C
31st Jul 2025406 AMAQI
31st Jul 2025407 AMAQI
31st Jul 2025408 AMAQI
31st Jul 2025409 AMAQI
31st Jul 20254810 AMAQI
31st Jul 20253311 AMAQI
31st Jul 20252712 PMAQI
31st Jul 2025281 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025275 PMAQI
31st Jul 2025486 PMAQI
31st Jul 2025487 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255610 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255812 AMAQI
1st Aug 2025571 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI
1st Aug 2025555 AMAQI
28°C26/31°C
1st Aug 2025556 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025518 AMAQI
1st Aug 2025519 AMAQI
1st Aug 20254910 AMAQI
1st Aug 20255211 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025511 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025513 PMAQI
1st Aug 2025534 PMAQI
1st Aug 2025495 PMAQI
1st Aug 2025516 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025549 PMAQI
1st Aug 20255610 PMAQI
1st Aug 20255711 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
2nd Aug 2025555 AMAQI
28°C26/30°C
2nd Aug 2025556 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025439 AMAQI
2nd Aug 20254310 AMAQI
2nd Aug 20254511 AMAQI
2nd Aug 20254912 PMAQI
2nd Aug 2025471 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025553 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025605 PMAQI
2nd Aug 2025626 PMAQI
2nd Aug 2025597 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20256011 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025561 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025554 AMAQI
3rd Aug 2025555 AMAQI
29°C26/32°C
3rd Aug 2025556 AMAQI
3rd Aug 2025557 AMAQI
3rd Aug 2025568 AMAQI
3rd Aug 2025629 AMAQI
3rd Aug 20256110 AMAQI
3rd Aug 20256111 AMAQI
3rd Aug 20256112 PMAQI
3rd Aug 2025591 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025493 PMAQI
3rd Aug 2025484 PMAQI
3rd Aug 2025515 PMAQI
3rd Aug 2025476 PMAQI
3rd Aug 2025567 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025579 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20255711 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
--°C/°C
6 AM
12 PM
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
40AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
9 AM - 6 PM
30AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 40), while the lowest AQI was between 9 AM to 6 PM (Avg. 30).
Night time
Avg. Highest Time
2 AM - 5 AM
41AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM - 11 PM
37AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 5 AM (Avg. 41), while the lowest AQI was between 8 PM to 11 PM (Avg. 37).
2025 Days Vs Air Quality
Basuo, Hainan, China
2025
43%
92
53%
113
4%
9
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
92 DaysModerate
113 DaysPoor
9 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 43%
Health Risk Level:
Significant
In 2025, 43% of 215 days were within WHO’s safe air quality limits, and 57% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Basuo, Hainan, China
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
105AQI
105AQI
2nd January 2025
82AQI
82AQI
3rd January 2025
96AQI
96AQI
4th January 2025
93AQI
93AQI
5th January 2025
110AQI
110AQI
6th January 2025
100AQI
100AQI
7th January 2025
89AQI
89AQI
8th January 2025
91AQI
91AQI
9th January 2025
102AQI
102AQI
10th January 2025
96AQI
96AQI
11th January 2025
90AQI
90AQI
12th January 2025
91AQI
91AQI
13th January 2025
78AQI
78AQI
14th January 2025
78AQI
78AQI
15th January 2025
89AQI
89AQI
16th January 2025
94AQI
94AQI
17th January 2025
101AQI
101AQI
18th January 2025
90AQI
90AQI
19th January 2025
102AQI
102AQI
20th January 2025
106AQI
106AQI
21st January 2025
95AQI
95AQI
22nd January 2025
110AQI
110AQI
23rd January 2025
94AQI
94AQI
24th January 2025
72AQI
72AQI
25th January 2025
73AQI
73AQI
26th January 2025
55AQI
55AQI
27th January 2025
66AQI
66AQI
28th January 2025
70AQI
70AQI
29th January 2025
75AQI
75AQI
30th January 2025
67AQI
67AQI
31st January 2025
63AQI
63AQI
1st February 2025
50AQI
50AQI
2nd February 2025
61AQI
61AQI
3rd February 2025
59AQI
59AQI
4th February 2025
52AQI
52AQI
5th February 2025
50AQI
50AQI
6th February 2025
62AQI
62AQI
7th February 2025
60AQI
60AQI
8th February 2025
56AQI
56AQI
9th February 2025
65AQI
65AQI
10th February 2025
60AQI
60AQI
11th February 2025
61AQI
61AQI
12th February 2025
59AQI
59AQI
13th February 2025
63AQI
63AQI
14th February 2025
54AQI
54AQI
15th February 2025
76AQI
76AQI
16th February 2025
57AQI
57AQI
17th February 2025
79AQI
79AQI
18th February 2025
65AQI
65AQI
19th February 2025
87AQI
87AQI
20th February 2025
69AQI
69AQI
21st February 2025
65AQI
65AQI
22nd February 2025
51AQI
51AQI
23rd February 2025
44AQI
44AQI
24th February 2025
38AQI
38AQI
25th February 2025
39AQI
39AQI
26th February 2025
51AQI
51AQI
27th February 2025
61AQI
61AQI
28th February 2025
54AQI
54AQI
1st March 2025
60AQI
60AQI
2nd March 2025
53AQI
53AQI
3rd March 2025
63AQI
63AQI
4th March 2025
58AQI
58AQI
5th March 2025
72AQI
72AQI
6th March 2025
39AQI
39AQI
7th March 2025
48AQI
48AQI
8th March 2025
33AQI
33AQI
9th March 2025
59AQI
59AQI
10th March 2025
59AQI
59AQI
11th March 2025
59AQI
59AQI
12th March 2025
49AQI
49AQI
13th March 2025
48AQI
48AQI
14th March 2025
44AQI
44AQI
15th March 2025
55AQI
55AQI
16th March 2025
53AQI
53AQI
17th March 2025
68AQI
68AQI
18th March 2025
64AQI
64AQI
19th March 2025
78AQI
78AQI
20th March 2025
74AQI
74AQI
21st March 2025
86AQI
86AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
77AQI
77AQI
24th March 2025
75AQI
75AQI
25th March 2025
73AQI
73AQI
26th March 2025
65AQI
65AQI
27th March 2025
68AQI
68AQI
28th March 2025
72AQI
72AQI
29th March 2025
55AQI
55AQI
30th March 2025
42AQI
42AQI
31st March 2025
38AQI
38AQI
1st April 2025
43AQI
43AQI
2nd April 2025
60AQI
60AQI
3rd April 2025
62AQI
62AQI
4th April 2025
59AQI
59AQI
5th April 2025
63AQI
63AQI
6th April 2025
52AQI
52AQI
7th April 2025
58AQI
58AQI
8th April 2025
54AQI
54AQI
9th April 2025
64AQI
64AQI
10th April 2025
64AQI
64AQI
11th April 2025
71AQI
71AQI
12th April 2025
63AQI
63AQI
13th April 2025
107AQI
107AQI
14th April 2025
104AQI
104AQI
15th April 2025
88AQI
88AQI
16th April 2025
80AQI
80AQI
17th April 2025
77AQI
77AQI
18th April 2025
68AQI
68AQI
19th April 2025
58AQI
58AQI
20th April 2025
60AQI
60AQI
21st April 2025
58AQI
58AQI
22nd April 2025
60AQI
60AQI
23rd April 2025
53AQI
53AQI
24th April 2025
59AQI
59AQI
25th April 2025
58AQI
58AQI
26th April 2025
56AQI
56AQI
27th April 2025
55AQI
55AQI
28th April 2025
55AQI
55AQI
29th April 2025
44AQI
44AQI
30th April 2025
52AQI
52AQI
1st May 2025
50AQI
50AQI
2nd May 2025
60AQI
60AQI
3rd May 2025
60AQI
60AQI
4th May 2025
62AQI
62AQI
5th May 2025
52AQI
52AQI
6th May 2025
60AQI
60AQI
7th May 2025
62AQI
62AQI
8th May 2025
58AQI
58AQI
9th May 2025
57AQI
57AQI
10th May 2025
51AQI
51AQI
11th May 2025
54AQI
54AQI
12th May 2025
60AQI
60AQI
13th May 2025
59AQI
59AQI
14th May 2025
51AQI
51AQI
15th May 2025
41AQI
41AQI
16th May 2025
38AQI
38AQI
17th May 2025
40AQI
40AQI
18th May 2025
41AQI
41AQI
19th May 2025
40AQI
40AQI
20th May 2025
40AQI
40AQI
21st May 2025
40AQI
40AQI
22nd May 2025
36AQI
36AQI
23rd May 2025
38AQI
38AQI
24th May 2025
39AQI
39AQI
25th May 2025
42AQI
42AQI
26th May 2025
53AQI
53AQI
27th May 2025
48AQI
48AQI
28th May 2025
42AQI
42AQI
29th May 2025
40AQI
40AQI
30th May 2025
43AQI
43AQI
31st May 2025
38AQI
38AQI
1st June 2025
40AQI
40AQI
2nd June 2025
41AQI
41AQI
3rd June 2025
43AQI
43AQI
4th June 2025
46AQI
46AQI
5th June 2025
46AQI
46AQI
6th June 2025
45AQI
45AQI
7th June 2025
42AQI
42AQI
8th June 2025
45AQI
45AQI
9th June 2025
50AQI
50AQI
10th June 2025
51AQI
51AQI
11th June 2025
46AQI
46AQI
12th June 2025
37AQI
37AQI
13th June 2025
40AQI
40AQI
14th June 2025
38AQI
38AQI
15th June 2025
39AQI
39AQI
16th June 2025
39AQI
39AQI
17th June 2025
41AQI
41AQI
18th June 2025
35AQI
35AQI
19th June 2025
36AQI
36AQI
20th June 2025
35AQI
35AQI
21st June 2025
37AQI
37AQI
22nd June 2025
44AQI
44AQI
23rd June 2025
37AQI
37AQI
24th June 2025
38AQI
38AQI
25th June 2025
36AQI
36AQI
26th June 2025
34AQI
34AQI
27th June 2025
33AQI
33AQI
28th June 2025
30AQI
30AQI
29th June 2025
29AQI
29AQI
30th June 2025
28AQI
28AQI
1st July 2025
32AQI
32AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
26AQI
26AQI
4th July 2025
25AQI
25AQI
5th July 2025
26AQI
26AQI
6th July 2025
26AQI
26AQI
7th July 2025
26AQI
26AQI
8th July 2025
29AQI
29AQI
9th July 2025
35AQI
35AQI
10th July 2025
36AQI
36AQI
11th July 2025
43AQI
43AQI
12th July 2025
38AQI
38AQI
13th July 2025
39AQI
39AQI
14th July 2025
44AQI
44AQI
15th July 2025
43AQI
43AQI
16th July 2025
39AQI
39AQI
17th July 2025
38AQI
38AQI
18th July 2025
38AQI
38AQI
19th July 2025
35AQI
35AQI
20th July 2025
32AQI
32AQI
21st July 2025
30AQI
30AQI
22nd July 2025
28AQI
28AQI
23rd July 2025
26AQI
26AQI
24th July 2025
28AQI
28AQI
25th July 2025
30AQI
30AQI
26th July 2025
30AQI
30AQI
27th July 2025
29AQI
29AQI
28th July 2025
26AQI
26AQI
29th July 2025
27AQI
27AQI
30th July 2025
32AQI
32AQI
31st July 2025
41AQI
41AQI
1st August 2025
54AQI
54AQI
2nd August 2025
54AQI
54AQI
88AQI
59AQI
60AQI
64AQI
48AQI
39AQI
32AQI
54AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202556AQI
24
7
5
23
8
23
2
26
2
17
14
29
1
31
2
92
113
9
Highest AQI recorded in
January88AQI
Lowest AQI recorded in
July32AQI
202449AQI
2
20
3
13
1
9
11
2
1
17
1
17
6
29
1
31
31
28
1
20
11
20
10
24
7
191
114
11
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
July31AQI
202353AQI
1
8
2
1
2
8
3
2
1
1
1
5
2
9
4
1
1
2
23
8
49
31
5
Highest AQI recorded in
March81AQI
Lowest AQI recorded in
September22AQI
202247AQI
5
23
1
13
8
1
8
22
1
10
19
1
28
3
30
20
1
6
4
11
14
17
6
4
8
1
153
107
5
Highest AQI recorded in
January64AQI
Lowest AQI recorded in
August16AQI
202152AQI
23
7
1
3
24
1
4
26
1
13
17
29
2
27
3
30
1
31
29
1
26
5
10
18
2
3
25
3
205
145
14
1
Highest AQI recorded in
January91AQI
Lowest AQI recorded in
September26AQI
202046AQI
2
8
4
9
14
3
29
31
30
1
27
3
13
16
2
11
16
3
2
21
8
163
77
13
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
August26AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
56AQILeast Polluted Year Recorded
2020(Avg.)
46AQIBasuo's annual 2025 AQI (56) shows an average percentage change of 12.8% (worsened AQI) compared to previous years: 2020 (46), 2021 (52), 2022 (47), 2023 (53), 2024 (49).
