Zhongzhai Port, Haikou, 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
Zhongzhai Port, Haikou, Hainan, China
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Aug 2021
82AQILowest AQI recorded on
26th Aug 2021
13AQISame Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Zhongzhai Port, Haikou, Hainan, China
AQI
Day
Night
.
6 AM4th Aug 2025
7 PM
5 AM5th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5PM4th Aug
63AQI
Avg. Lowest Time
6PM4th Aug
55AQI
In the last 24 hours,
Zhongzhai Port's AQI reached its highest point of 63 at 5 PM during the Night, while the lowest point, 55, was recorded at 6 PM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Zhongzhai Port, Haikou, Hainan, China
JulAug
06th - 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 - 05th05th
Day
Night
6th Jul 2025366 AMAQI
6th Jul 2025367 AMAQI
6th Jul 2025398 AMAQI
6th Jul 2025369 AMAQI
6th Jul 20253610 AMAQI
6th Jul 20253311 AMAQI
6th Jul 20253612 PMAQI
6th Jul 2025411 PMAQI
6th Jul 2025382 PMAQI
6th Jul 2025403 PMAQI
6th Jul 2025394 PMAQI
6th Jul 2025425 PMAQI
6th Jul 2025436 PMAQI
6th Jul 2025367 PMAQI
6th Jul 2025388 PMAQI
6th Jul 2025409 PMAQI
6th Jul 20253810 PMAQI
6th Jul 20254411 PMAQI
7th Jul 20254012 AMAQI
7th Jul 2025381 AMAQI
7th Jul 2025372 AMAQI
7th Jul 2025373 AMAQI
7th Jul 2025374 AMAQI
7th Jul 2025365 AMAQI
29°C26/31°C
7th Jul 2025386 AMAQI
7th Jul 2025387 AMAQI
7th Jul 2025448 AMAQI
7th Jul 2025449 AMAQI
7th Jul 20253710 AMAQI
7th Jul 20253611 AMAQI
7th Jul 20253412 PMAQI
7th Jul 2025311 PMAQI
7th Jul 2025362 PMAQI
7th Jul 2025333 PMAQI
7th Jul 2025324 PMAQI
7th Jul 2025335 PMAQI
7th Jul 2025326 PMAQI
7th Jul 2025397 PMAQI
7th Jul 2025358 PMAQI
7th Jul 2025409 PMAQI
7th Jul 20254010 PMAQI
7th Jul 20253811 PMAQI
8th Jul 20253912 AMAQI
8th Jul 2025381 AMAQI
8th Jul 2025382 AMAQI
8th Jul 2025383 AMAQI
8th Jul 2025384 AMAQI
8th Jul 2025385 AMAQI
29°C27/32°C
8th Jul 2025386 AMAQI
8th Jul 2025387 AMAQI
8th Jul 2025398 AMAQI
8th Jul 2025469 AMAQI
8th Jul 20255010 AMAQI
8th Jul 20254411 AMAQI
8th Jul 20254212 PMAQI
8th Jul 2025381 PMAQI
8th Jul 2025402 PMAQI
8th Jul 2025373 PMAQI
8th Jul 2025364 PMAQI
8th Jul 2025385 PMAQI
8th Jul 2025436 PMAQI
8th Jul 2025457 PMAQI
8th Jul 2025428 PMAQI
8th Jul 2025409 PMAQI
8th Jul 20254410 PMAQI
8th Jul 20254511 PMAQI
9th Jul 20254812 AMAQI
9th Jul 2025441 AMAQI
9th Jul 2025442 AMAQI
9th Jul 2025443 AMAQI
9th Jul 2025464 AMAQI
9th Jul 2025435 AMAQI
29°C27/33°C
9th Jul 2025396 AMAQI
9th Jul 2025417 AMAQI
9th Jul 2025468 AMAQI
9th Jul 2025529 AMAQI
9th Jul 20255210 AMAQI
9th Jul 20255011 AMAQI
9th Jul 20254812 PMAQI
9th Jul 2025441 PMAQI
9th Jul 2025432 PMAQI
9th Jul 2025423 PMAQI
9th Jul 2025434 PMAQI
9th Jul 2025425 PMAQI
9th Jul 2025476 PMAQI
9th Jul 2025487 PMAQI
9th Jul 2025448 PMAQI
9th Jul 2025459 PMAQI
9th Jul 20254410 PMAQI
9th Jul 20254411 PMAQI
10th Jul 20254512 AMAQI
10th Jul 2025441 AMAQI
10th Jul 2025452 AMAQI
10th Jul 2025453 AMAQI
10th Jul 2025444 AMAQI
10th Jul 2025455 AMAQI
29°C26/32°C
10th Jul 2025436 AMAQI
10th Jul 2025447 AMAQI
10th Jul 2025468 AMAQI
10th Jul 2025479 AMAQI
10th Jul 20255010 AMAQI
10th Jul 20255411 AMAQI
10th Jul 20255212 PMAQI
10th Jul 2025531 PMAQI
10th Jul 2025512 PMAQI
10th Jul 2025513 PMAQI
10th Jul 2025494 PMAQI
10th Jul 2025435 PMAQI
10th Jul 2025356 PMAQI
10th Jul 2025397 PMAQI
10th Jul 2025448 PMAQI
10th Jul 2025489 PMAQI
10th Jul 20255110 PMAQI
10th Jul 20255211 PMAQI
11th Jul 20255112 AMAQI
11th Jul 2025521 AMAQI
11th Jul 2025522 AMAQI
11th Jul 2025503 AMAQI
11th Jul 2025514 AMAQI
11th Jul 2025525 AMAQI
29°C27/32°C
11th Jul 2025526 AMAQI
11th Jul 2025517 AMAQI
11th Jul 2025498 AMAQI
11th Jul 2025459 AMAQI
11th Jul 20254610 AMAQI
11th Jul 20255511 AMAQI
11th Jul 20254912 PMAQI
11th Jul 2025421 PMAQI
11th Jul 2025442 PMAQI
11th Jul 2025503 PMAQI
11th Jul 2025494 PMAQI
11th Jul 2025515 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025507 PMAQI
11th Jul 2025518 PMAQI
11th Jul 2025519 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20255212 AMAQI
12th Jul 2025501 AMAQI
12th Jul 2025502 AMAQI
12th Jul 2025503 AMAQI
12th Jul 2025504 AMAQI
12th Jul 2025505 AMAQI
28°C27/30°C
12th Jul 2025506 AMAQI
12th Jul 2025497 AMAQI
12th Jul 2025518 AMAQI
12th Jul 2025519 AMAQI
12th Jul 20254410 AMAQI
12th Jul 20254011 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025413 PMAQI
12th Jul 2025404 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025514 AMAQI
13th Jul 2025525 AMAQI
29°C26/31°C
13th Jul 2025516 AMAQI
13th Jul 2025527 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025589 AMAQI
13th Jul 20254810 AMAQI
13th Jul 20255511 AMAQI
13th Jul 20255312 PMAQI
13th Jul 2025511 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025474 PMAQI
13th Jul 2025485 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025499 PMAQI
13th Jul 20255110 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025534 AMAQI
14th Jul 2025525 AMAQI
29°C27/31°C
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025848 AMAQI
14th Jul 2025639 AMAQI
14th Jul 20256610 AMAQI
14th Jul 20255111 AMAQI
14th Jul 20255212 PMAQI
14th Jul 2025481 PMAQI
14th Jul 2025462 PMAQI
14th Jul 2025483 PMAQI
14th Jul 2025494 PMAQI
14th Jul 2025465 PMAQI
14th Jul 2025466 PMAQI
14th Jul 2025487 PMAQI
14th Jul 2025528 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025531 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025554 AMAQI
15th Jul 2025555 AMAQI
29°C27/32°C
15th Jul 2025546 AMAQI
15th Jul 2025557 AMAQI
15th Jul 2025608 AMAQI
15th Jul 2025649 AMAQI
15th Jul 20256010 AMAQI
15th Jul 20256011 AMAQI
15th Jul 20255812 PMAQI
15th Jul 2025561 PMAQI
15th Jul 2025522 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025484 PMAQI
15th Jul 2025505 PMAQI
15th Jul 2025506 PMAQI
15th Jul 2025517 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255112 AMAQI
16th Jul 2025521 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025554 AMAQI
16th Jul 2025555 AMAQI
29°C27/32°C
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20255110 AMAQI
16th Jul 20255611 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025512 PMAQI
16th Jul 2025483 PMAQI
16th Jul 2025474 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025496 PMAQI
16th Jul 2025547 PMAQI
16th Jul 2025538 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025543 AMAQI
17th Jul 2025544 AMAQI
17th Jul 2025545 AMAQI
29°C27/32°C
17th Jul 2025546 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025589 AMAQI
17th Jul 20255610 AMAQI
17th Jul 20255511 AMAQI
17th Jul 20255012 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025542 PMAQI
17th Jul 2025553 PMAQI
17th Jul 2025534 PMAQI
17th Jul 2025495 PMAQI
17th Jul 2025526 PMAQI
17th Jul 2025547 PMAQI
17th Jul 2025548 PMAQI
17th Jul 2025549 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255411 PMAQI
18th Jul 20255412 AMAQI
18th Jul 2025531 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025534 AMAQI
18th Jul 2025535 AMAQI
30°C27/32°C
18th Jul 2025536 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025549 AMAQI
18th Jul 20255410 AMAQI
18th Jul 20255311 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025531 PMAQI
18th Jul 2025482 PMAQI
18th Jul 2025453 PMAQI
18th Jul 2025444 PMAQI
18th Jul 2025445 PMAQI
18th Jul 2025426 PMAQI
18th Jul 2025437 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20255610 PMAQI
18th Jul 20255611 PMAQI
19th Jul 20255612 AMAQI
19th Jul 2025531 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025534 AMAQI
19th Jul 2025535 AMAQI
29°C28/32°C
19th Jul 2025536 AMAQI
19th Jul 2025547 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025449 AMAQI
19th Jul 20254210 AMAQI
19th Jul 20254511 AMAQI
19th Jul 20254212 PMAQI
19th Jul 2025431 PMAQI
19th Jul 2025382 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025356 PMAQI
19th Jul 2025457 PMAQI
19th Jul 2025528 PMAQI
19th Jul 2025519 PMAQI
19th Jul 20255410 PMAQI
19th Jul 20255211 PMAQI
20th Jul 20255012 AMAQI
20th Jul 2025531 AMAQI
20th Jul 2025532 AMAQI
20th Jul 2025533 AMAQI
20th Jul 2025524 AMAQI
20th Jul 2025525 AMAQI
27°C25/29°C
20th Jul 2025526 AMAQI
20th Jul 2025537 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025269 AMAQI
20th Jul 20252710 AMAQI
20th Jul 20253411 AMAQI
20th Jul 20253212 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025353 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025286 PMAQI
20th Jul 2025347 PMAQI
20th Jul 2025488 PMAQI
20th Jul 2025499 PMAQI
20th Jul 20254710 PMAQI
20th Jul 20254411 PMAQI
21st Jul 20254612 AMAQI
21st Jul 2025521 AMAQI
21st Jul 2025522 AMAQI
21st Jul 2025523 AMAQI
21st Jul 2025504 AMAQI
21st Jul 2025515 AMAQI
26°C25/27°C
21st Jul 2025506 AMAQI
21st Jul 2025507 AMAQI
21st Jul 2025308 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252111 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025271 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025313 PMAQI
21st Jul 2025304 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025356 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025478 PMAQI
21st Jul 2025479 PMAQI
21st Jul 20254810 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254312 AMAQI
22nd Jul 2025501 AMAQI
22nd Jul 2025522 AMAQI
22nd Jul 2025493 AMAQI
22nd Jul 2025474 AMAQI
22nd Jul 2025475 AMAQI
26°C25/27°C
22nd Jul 2025466 AMAQI
22nd Jul 2025467 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025361 PMAQI
22nd Jul 2025342 PMAQI
22nd Jul 2025323 PMAQI
22nd Jul 2025364 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025357 PMAQI
22nd Jul 2025428 PMAQI
22nd Jul 2025439 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20254411 PMAQI
23rd Jul 20254112 AMAQI
23rd Jul 2025441 AMAQI
23rd Jul 2025492 AMAQI
23rd Jul 2025473 AMAQI
23rd Jul 2025464 AMAQI
23rd Jul 2025465 AMAQI
28°C26/30°C
23rd Jul 2025466 AMAQI
23rd Jul 2025457 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20253510 AMAQI
23rd Jul 20253811 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025381 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025304 PMAQI
23rd Jul 2025305 PMAQI
23rd Jul 2025286 PMAQI
23rd Jul 2025337 PMAQI
23rd Jul 2025438 PMAQI
23rd Jul 2025419 PMAQI
23rd Jul 20254310 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20253612 AMAQI
24th Jul 2025371 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025383 AMAQI
24th Jul 2025464 AMAQI
24th Jul 2025505 AMAQI
28°C26/31°C
24th Jul 2025506 AMAQI
24th Jul 2025507 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025399 AMAQI
24th Jul 20253110 AMAQI
24th Jul 20253711 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025363 PMAQI
24th Jul 2025294 PMAQI
24th Jul 2025275 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025327 PMAQI
24th Jul 2025378 PMAQI
24th Jul 2025399 PMAQI
24th Jul 20253910 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025412 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025434 AMAQI
25th Jul 2025435 AMAQI
27°C26/29°C
25th Jul 2025436 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025519 AMAQI
25th Jul 20254910 AMAQI
25th Jul 20253811 AMAQI
25th Jul 20253412 PMAQI
25th Jul 2025401 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025333 PMAQI
25th Jul 2025364 PMAQI
25th Jul 2025415 PMAQI
25th Jul 2025456 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255010 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025482 AMAQI
26th Jul 2025503 AMAQI
26th Jul 2025504 AMAQI
26th Jul 2025495 AMAQI
28°C26/31°C
26th Jul 2025496 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025409 AMAQI
26th Jul 20253510 AMAQI
26th Jul 20253011 AMAQI
26th Jul 20253412 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025392 PMAQI
26th Jul 2025313 PMAQI
26th Jul 2025284 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025346 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025468 PMAQI
26th Jul 2025469 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20254811 PMAQI
27th Jul 20254812 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025492 AMAQI
27th Jul 2025413 AMAQI
27th Jul 2025454 AMAQI
27th Jul 2025445 AMAQI
29°C27/31°C
27th Jul 2025456 AMAQI
27th Jul 2025457 AMAQI
27th Jul 2025468 AMAQI
27th Jul 2025519 AMAQI
27th Jul 20254910 AMAQI
27th Jul 20254711 AMAQI
27th Jul 20254112 PMAQI
27th Jul 2025401 PMAQI
27th Jul 2025402 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025404 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025426 PMAQI
27th Jul 2025447 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255010 PMAQI
27th Jul 20254811 PMAQI
28th Jul 20255012 AMAQI
28th Jul 2025471 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025483 AMAQI
28th Jul 2025474 AMAQI
28th Jul 2025485 AMAQI
29°C27/31°C
28th Jul 2025476 AMAQI
28th Jul 2025477 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025369 AMAQI
28th Jul 20253210 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025312 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025305 PMAQI
28th Jul 2025396 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025408 PMAQI
28th Jul 2025409 PMAQI
28th Jul 20254210 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254812 AMAQI
29th Jul 2025481 AMAQI
29th Jul 2025492 AMAQI
29th Jul 2025453 AMAQI
29th Jul 2025444 AMAQI
29th Jul 2025445 AMAQI
29°C27/31°C
29th Jul 2025446 AMAQI
29th Jul 2025447 AMAQI
29th Jul 2025378 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253511 AMAQI
29th Jul 20253012 PMAQI
29th Jul 2025281 PMAQI
29th Jul 2025292 PMAQI
29th Jul 2025263 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025406 PMAQI
29th Jul 2025417 PMAQI
29th Jul 2025438 PMAQI
29th Jul 2025459 PMAQI
29th Jul 20254510 PMAQI
29th Jul 20254411 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025441 AMAQI
30th Jul 2025432 AMAQI
30th Jul 2025423 AMAQI
30th Jul 2025424 AMAQI
30th Jul 2025485 AMAQI
29°C27/32°C
30th Jul 2025506 AMAQI
30th Jul 2025487 AMAQI
30th Jul 2025418 AMAQI
30th Jul 2025429 AMAQI
30th Jul 20254210 AMAQI
30th Jul 20253711 AMAQI
30th Jul 20254012 PMAQI
30th Jul 2025441 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025404 PMAQI
30th Jul 2025335 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025347 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20254410 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20254812 AMAQI
31st Jul 2025491 AMAQI
31st Jul 2025502 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI
29°C27/33°C
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20254711 AMAQI
31st Jul 20254212 PMAQI
31st Jul 2025451 PMAQI
31st Jul 2025422 PMAQI
31st Jul 2025423 PMAQI
31st Jul 2025434 PMAQI
31st Jul 2025445 PMAQI
31st Jul 2025466 PMAQI
31st Jul 2025457 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI
1st Aug 2025545 AMAQI
30°C27/33°C
1st Aug 2025556 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025578 AMAQI
1st Aug 2025629 AMAQI
1st Aug 20255910 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025561 PMAQI
1st Aug 2025502 PMAQI
1st Aug 2025483 PMAQI
1st Aug 2025484 PMAQI
1st Aug 2025455 PMAQI
1st Aug 2025506 PMAQI
1st Aug 2025477 PMAQI
1st Aug 2025498 PMAQI
1st Aug 2025529 PMAQI
1st Aug 20254710 PMAQI
1st Aug 20255411 PMAQI
2nd Aug 20255412 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
2nd Aug 2025555 AMAQI
29°C27/31°C
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025498 AMAQI
2nd Aug 2025469 AMAQI
2nd Aug 20254310 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025502 PMAQI
2nd Aug 2025493 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025425 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255512 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025553 AMAQI
3rd Aug 2025544 AMAQI
3rd Aug 2025545 AMAQI
29°C27/32°C
3rd Aug 2025556 AMAQI
3rd Aug 2025557 AMAQI
3rd Aug 2025548 AMAQI
3rd Aug 2025569 AMAQI
3rd Aug 20256110 AMAQI
3rd Aug 20256311 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025571 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025583 PMAQI
3rd Aug 2025574 PMAQI
3rd Aug 2025565 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025527 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025569 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20255811 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025571 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025564 AMAQI
4th Aug 2025565 AMAQI
30°C27/34°C
4th Aug 2025566 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025618 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20256211 AMAQI
4th Aug 20256112 PMAQI
4th Aug 2025591 PMAQI
4th Aug 2025602 PMAQI
4th Aug 2025583 PMAQI
4th Aug 2025574 PMAQI
4th Aug 2025635 PMAQI
4th Aug 2025556 PMAQI
4th Aug 2025577 PMAQI
4th Aug 2025578 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255810 PMAQI
4th Aug 20255811 PMAQI
5th Aug 20255812 AMAQI
5th Aug 2025561 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025573 AMAQI
5th Aug 2025564 AMAQI
5th Aug 2025575 AMAQI
--°C/°C
6 AM
12 PM
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 PM
44AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
6 AM - 7 PM
44AQI
14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 PM (Avg. 44), while the lowest AQI was between 6 AM to 7 PM (Avg. 44).
Night time
Avg. Highest Time
12 AM - 11 PM
49AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
49AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 49), while the lowest AQI was between 12 AM to 11 PM (Avg. 49).
2025 Days Vs Air Quality
Zhongzhai Port, Haikou, Hainan, China
2025
35%
75
61%
131
5%
10
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
75 DaysModerate
131 DaysPoor
10 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 35%
Health Risk Level:
High
In 2025, 35% of 216 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Zhongzhai Port, Haikou, 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
112AQI
112AQI
2nd January 2025
95AQI
95AQI
3rd January 2025
104AQI
104AQI
4th January 2025
91AQI
91AQI
5th January 2025
105AQI
105AQI
6th January 2025
117AQI
117AQI
7th January 2025
91AQI
91AQI
8th January 2025
92AQI
92AQI
9th January 2025
121AQI
121AQI
10th January 2025
108AQI
108AQI
11th January 2025
90AQI
90AQI
12th January 2025
82AQI
82AQI
13th January 2025
78AQI
78AQI
14th January 2025
74AQI
74AQI
15th January 2025
80AQI
80AQI
16th January 2025
96AQI
96AQI
17th January 2025
86AQI
86AQI
18th January 2025
86AQI
86AQI
19th January 2025
90AQI
90AQI
20th January 2025
94AQI
94AQI
21st January 2025
79AQI
79AQI
22nd January 2025
90AQI
90AQI
23rd January 2025
79AQI
79AQI
24th January 2025
66AQI
66AQI
25th January 2025
64AQI
64AQI
26th January 2025
58AQI
58AQI
27th January 2025
59AQI
59AQI
28th January 2025
63AQI
63AQI
29th January 2025
87AQI
87AQI
30th January 2025
68AQI
68AQI
31st January 2025
70AQI
70AQI
1st February 2025
55AQI
55AQI
2nd February 2025
49AQI
49AQI
3rd February 2025
60AQI
60AQI
4th February 2025
53AQI
53AQI
5th February 2025
61AQI
61AQI
6th February 2025
60AQI
60AQI
7th February 2025
71AQI
71AQI
8th February 2025
60AQI
60AQI
9th February 2025
69AQI
69AQI
10th February 2025
61AQI
61AQI
11th February 2025
60AQI
60AQI
12th February 2025
57AQI
57AQI
13th February 2025
69AQI
69AQI
14th February 2025
52AQI
52AQI
15th February 2025
72AQI
72AQI
16th February 2025
47AQI
47AQI
17th February 2025
66AQI
66AQI
18th February 2025
82AQI
82AQI
19th February 2025
70AQI
70AQI
20th February 2025
71AQI
71AQI
21st February 2025
62AQI
62AQI
22nd February 2025
50AQI
50AQI
23rd February 2025
68AQI
68AQI
24th February 2025
51AQI
51AQI
25th February 2025
66AQI
66AQI
26th February 2025
76AQI
76AQI
27th February 2025
66AQI
66AQI
28th February 2025
61AQI
61AQI
1st March 2025
60AQI
60AQI
2nd March 2025
57AQI
57AQI
3rd March 2025
59AQI
59AQI
4th March 2025
52AQI
52AQI
5th March 2025
53AQI
53AQI
6th March 2025
33AQI
33AQI
7th March 2025
45AQI
45AQI
8th March 2025
50AQI
50AQI
9th March 2025
63AQI
63AQI
10th March 2025
64AQI
64AQI
11th March 2025
61AQI
61AQI
12th March 2025
55AQI
55AQI
13th March 2025
53AQI
53AQI
14th March 2025
45AQI
45AQI
15th March 2025
57AQI
57AQI
16th March 2025
46AQI
46AQI
17th March 2025
68AQI
68AQI
18th March 2025
72AQI
72AQI
19th March 2025
79AQI
79AQI
20th March 2025
79AQI
79AQI
21st March 2025
82AQI
82AQI
22nd March 2025
77AQI
77AQI
23rd March 2025
72AQI
72AQI
24th March 2025
72AQI
72AQI
25th March 2025
74AQI
74AQI
26th March 2025
63AQI
63AQI
27th March 2025
62AQI
62AQI
28th March 2025
61AQI
61AQI
29th March 2025
52AQI
52AQI
30th March 2025
33AQI
33AQI
31st March 2025
42AQI
42AQI
1st April 2025
46AQI
46AQI
2nd April 2025
66AQI
66AQI
3rd April 2025
53AQI
53AQI
4th April 2025
58AQI
58AQI
5th April 2025
60AQI
60AQI
6th April 2025
61AQI
61AQI
7th April 2025
69AQI
69AQI
8th April 2025
59AQI
59AQI
9th April 2025
62AQI
62AQI
10th April 2025
61AQI
61AQI
11th April 2025
58AQI
58AQI
12th April 2025
67AQI
67AQI
13th April 2025
130AQI
130AQI
14th April 2025
132AQI
132AQI
15th April 2025
128AQI
128AQI
16th April 2025
104AQI
104AQI
17th April 2025
95AQI
95AQI
18th April 2025
72AQI
72AQI
19th April 2025
64AQI
64AQI
20th April 2025
61AQI
61AQI
21st April 2025
60AQI
60AQI
22nd April 2025
65AQI
65AQI
23rd April 2025
62AQI
62AQI
24th April 2025
61AQI
61AQI
25th April 2025
54AQI
54AQI
26th April 2025
50AQI
50AQI
27th April 2025
44AQI
44AQI
28th April 2025
52AQI
52AQI
29th April 2025
58AQI
58AQI
30th April 2025
59AQI
59AQI
1st May 2025
53AQI
53AQI
2nd May 2025
60AQI
60AQI
3rd May 2025
61AQI
61AQI
4th May 2025
57AQI
57AQI
5th May 2025
53AQI
53AQI
6th May 2025
58AQI
58AQI
7th May 2025
57AQI
57AQI
8th May 2025
53AQI
53AQI
9th May 2025
52AQI
52AQI
10th May 2025
53AQI
53AQI
11th May 2025
58AQI
58AQI
12th May 2025
60AQI
60AQI
13th May 2025
56AQI
56AQI
14th May 2025
46AQI
46AQI
15th May 2025
49AQI
49AQI
16th May 2025
38AQI
38AQI
17th May 2025
42AQI
42AQI
18th May 2025
48AQI
48AQI
19th May 2025
50AQI
50AQI
20th May 2025
51AQI
51AQI
21st May 2025
51AQI
51AQI
22nd May 2025
47AQI
47AQI
23rd May 2025
43AQI
43AQI
24th May 2025
43AQI
43AQI
25th May 2025
52AQI
52AQI
26th May 2025
66AQI
66AQI
27th May 2025
55AQI
55AQI
28th May 2025
52AQI
52AQI
29th May 2025
48AQI
48AQI
30th May 2025
48AQI
48AQI
31st May 2025
44AQI
44AQI
1st June 2025
49AQI
49AQI
2nd June 2025
50AQI
50AQI
3rd June 2025
55AQI
55AQI
4th June 2025
56AQI
56AQI
5th June 2025
50AQI
50AQI
6th June 2025
48AQI
48AQI
7th June 2025
50AQI
50AQI
8th June 2025
49AQI
49AQI
9th June 2025
53AQI
53AQI
10th June 2025
55AQI
55AQI
11th June 2025
47AQI
47AQI
12th June 2025
41AQI
41AQI
13th June 2025
38AQI
38AQI
14th June 2025
39AQI
39AQI
15th June 2025
42AQI
42AQI
16th June 2025
45AQI
45AQI
17th June 2025
47AQI
47AQI
18th June 2025
43AQI
43AQI
19th June 2025
39AQI
39AQI
20th June 2025
38AQI
38AQI
21st June 2025
45AQI
45AQI
22nd June 2025
66AQI
66AQI
23rd June 2025
40AQI
40AQI
24th June 2025
33AQI
33AQI
25th June 2025
32AQI
32AQI
26th June 2025
27AQI
27AQI
27th June 2025
27AQI
27AQI
28th June 2025
30AQI
30AQI
29th June 2025
30AQI
30AQI
30th June 2025
32AQI
32AQI
1st July 2025
30AQI
30AQI
2nd July 2025
28AQI
28AQI
3rd July 2025
31AQI
31AQI
4th July 2025
31AQI
31AQI
5th July 2025
36AQI
36AQI
6th July 2025
37AQI
37AQI
7th July 2025
37AQI
37AQI
8th July 2025
41AQI
41AQI
9th July 2025
45AQI
45AQI
10th July 2025
46AQI
46AQI
11th July 2025
50AQI
50AQI
12th July 2025
48AQI
48AQI
13th July 2025
51AQI
51AQI
14th July 2025
52AQI
52AQI
15th July 2025
54AQI
54AQI
16th July 2025
52AQI
52AQI
17th July 2025
53AQI
53AQI
18th July 2025
52AQI
52AQI
19th July 2025
47AQI
47AQI
20th July 2025
42AQI
42AQI
21st July 2025
40AQI
40AQI
22nd July 2025
40AQI
40AQI
23rd July 2025
40AQI
40AQI
24th July 2025
38AQI
38AQI
25th July 2025
44AQI
44AQI
26th July 2025
42AQI
42AQI
27th July 2025
45AQI
45AQI
28th July 2025
41AQI
41AQI
29th July 2025
40AQI
40AQI
30th July 2025
41AQI
41AQI
31st July 2025
49AQI
49AQI
1st August 2025
53AQI
53AQI
2nd August 2025
53AQI
53AQI
3rd August 2025
56AQI
56AQI
4th August 2025
57AQI
57AQI
86AQI
62AQI
59AQI
69AQI
52AQI
43AQI
43AQI
55AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202559AQI
25
6
3
25
7
24
3
23
4
12
19
25
5
25
6
4
75
131
10
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
July43AQI
202456AQI
1
15
12
23
7
31
28
3
23
6
6
19
6
1
27
2
25
6
125
102
14
Highest AQI recorded in
December85AQI
Lowest AQI recorded in
July30AQI
202357AQI
6
14
1
16
10
2
14
13
1
12
12
12
3
2
1
7
21
3
67
75
8
Highest AQI recorded in
November87AQI
Lowest AQI recorded in
May39AQI
202267AQI
1
10
1
1
10
1
Highest AQI recorded in
January67AQI
Lowest AQI recorded in
January67AQI
202150AQI
18
13
5
19
1
18
12
1
23
7
24
7
23
7
25
6
28
3
27
3
25
6
13
16
1
1
28
2
212
132
18
Highest AQI recorded in
January91AQI
Lowest AQI recorded in
August31AQI
202047AQI
11
2
11
10
11
7
30
31
26
5
28
1
1
10
21
10
16
4
1
21
9
169
83
14
Highest AQI recorded in
December86AQI
Lowest AQI recorded in
June26AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
67AQILeast Polluted Year Recorded
2020(Avg.)
47AQIZhongzhai Port's annual 2025 AQI (59) shows an average percentage change of 8.8% (worsened AQI) compared to previous years: 2020 (47), 2021 (50), 2022 (67), 2023 (57), 2024 (56).
