Country Background

Zhoushan, Zhejiang, 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

Zhoushan, Zhejiang, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Aug 2022
85AQI
Lowest AQI recorded on
30th Aug 2021
20AQI


Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 49 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 20th Aug - 21st Aug 2025

Zhoushan, Zhejiang, China

AQI
Day
Night
.

5 AM20th Aug 2025

6 PM

4 AM21st Aug 2025

Day time
Avg. Highest Time
6PM20th Aug

55AQI

Avg. Lowest Time
8AM20th Aug

44AQI

Night time
Avg. Highest Time
7PM20th Aug

57AQI

Avg. Lowest Time
2AM21st Aug

50AQI

In the last 24 hours,

Zhoushan's AQI reached its highest point of 57 at 7 PM during the Night, while the lowest point, 44, was recorded at 8 AM during the Day between 20th Aug and 21st Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Zhoushan, Zhejiang, China

JulAug
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Jul 2025515 AMAQI
22nd Jul 2025516 AMAQI
22nd Jul 2025517 AMAQI
22nd Jul 2025288 AMAQI
22nd Jul 2025219 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025252 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025285 PMAQI
22nd Jul 2025336 PMAQI
22nd Jul 2025407 PMAQI
22nd Jul 2025468 PMAQI
22nd Jul 2025449 PMAQI
22nd Jul 20254510 PMAQI
22nd Jul 20254111 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025484 AMAQI

28°C27/28°C

23rd Jul 2025485 AMAQI
23rd Jul 2025476 AMAQI
23rd Jul 2025477 AMAQI
23rd Jul 2025298 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20252512 PMAQI
23rd Jul 2025261 PMAQI
23rd Jul 2025252 PMAQI
23rd Jul 2025253 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025285 PMAQI
23rd Jul 2025306 PMAQI
23rd Jul 2025377 PMAQI
23rd Jul 2025438 PMAQI
23rd Jul 2025439 PMAQI
23rd Jul 20254010 PMAQI
23rd Jul 20253911 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025391 AMAQI
24th Jul 2025472 AMAQI
24th Jul 2025483 AMAQI
24th Jul 2025454 AMAQI

28°C27/29°C

24th Jul 2025455 AMAQI
24th Jul 2025456 AMAQI
24th Jul 2025457 AMAQI
24th Jul 2025358 AMAQI
24th Jul 2025349 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20253211 AMAQI
24th Jul 20253412 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025354 PMAQI
24th Jul 2025345 PMAQI
24th Jul 2025366 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025458 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20254312 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025452 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025434 AMAQI

28°C27/29°C

25th Jul 2025425 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253712 PMAQI
25th Jul 2025371 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025313 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025295 PMAQI
25th Jul 2025286 PMAQI
25th Jul 2025347 PMAQI
25th Jul 2025378 PMAQI
25th Jul 2025379 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20253511 PMAQI
26th Jul 20253612 AMAQI
26th Jul 2025441 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025453 AMAQI
26th Jul 2025434 AMAQI

27°C27/28°C

26th Jul 2025435 AMAQI
26th Jul 2025436 AMAQI
26th Jul 2025427 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025229 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252311 AMAQI
26th Jul 20252512 PMAQI
26th Jul 2025271 PMAQI
26th Jul 2025292 PMAQI
26th Jul 2025293 PMAQI
26th Jul 2025284 PMAQI
26th Jul 2025275 PMAQI
26th Jul 2025276 PMAQI
26th Jul 2025337 PMAQI
26th Jul 2025388 PMAQI
26th Jul 2025389 PMAQI
26th Jul 20253810 PMAQI
26th Jul 20253511 PMAQI
27th Jul 20253612 AMAQI
27th Jul 2025411 AMAQI
27th Jul 2025452 AMAQI
27th Jul 2025433 AMAQI
27th Jul 2025394 AMAQI

28°C27/29°C

27th Jul 2025395 AMAQI
27th Jul 2025406 AMAQI
27th Jul 2025407 AMAQI
27th Jul 2025358 AMAQI
27th Jul 2025319 AMAQI
27th Jul 20253310 AMAQI
27th Jul 20253311 AMAQI
27th Jul 20253112 PMAQI
27th Jul 2025291 PMAQI
27th Jul 2025312 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025314 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025316 PMAQI
27th Jul 2025357 PMAQI
27th Jul 2025358 PMAQI
27th Jul 2025349 PMAQI
27th Jul 20253610 PMAQI
27th Jul 20253211 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025411 AMAQI
28th Jul 2025412 AMAQI
28th Jul 2025403 AMAQI
28th Jul 2025384 AMAQI

28°C27/29°C

28th Jul 2025395 AMAQI
28th Jul 2025396 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025259 AMAQI
28th Jul 20252610 AMAQI
28th Jul 20252611 AMAQI
28th Jul 20252812 PMAQI
28th Jul 2025271 PMAQI
28th Jul 2025262 PMAQI
28th Jul 2025303 PMAQI
28th Jul 2025374 PMAQI
28th Jul 2025365 PMAQI
28th Jul 2025376 PMAQI
28th Jul 2025417 PMAQI
28th Jul 2025428 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254010 PMAQI
28th Jul 20254011 PMAQI
29th Jul 20254012 AMAQI
29th Jul 2025411 AMAQI
29th Jul 2025412 AMAQI
29th Jul 2025403 AMAQI
29th Jul 2025384 AMAQI

28°C27/28°C

29th Jul 2025385 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025377 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025359 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253211 AMAQI
29th Jul 20253412 PMAQI
29th Jul 2025331 PMAQI
29th Jul 2025332 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025325 PMAQI
29th Jul 2025306 PMAQI
29th Jul 2025307 PMAQI
29th Jul 2025348 PMAQI
29th Jul 2025359 PMAQI
29th Jul 20253410 PMAQI
29th Jul 20253411 PMAQI
30th Jul 20253412 AMAQI
30th Jul 2025401 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025403 AMAQI
30th Jul 2025404 AMAQI

27°C26/27°C

30th Jul 2025405 AMAQI
30th Jul 2025406 AMAQI
30th Jul 2025407 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252111 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025224 PMAQI
30th Jul 2025215 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025328 PMAQI
30th Jul 2025319 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253011 PMAQI
31st Jul 20253012 AMAQI
31st Jul 2025391 AMAQI
31st Jul 2025412 AMAQI
31st Jul 2025413 AMAQI
31st Jul 2025414 AMAQI

26°C26/27°C

31st Jul 2025415 AMAQI
31st Jul 2025416 AMAQI
31st Jul 2025417 AMAQI
31st Jul 2025418 AMAQI
31st Jul 2025419 AMAQI
31st Jul 20254310 AMAQI
31st Jul 20254811 AMAQI
31st Jul 20255012 PMAQI
31st Jul 2025501 PMAQI
31st Jul 2025532 PMAQI
31st Jul 2025573 PMAQI
31st Jul 2025574 PMAQI
31st Jul 2025585 PMAQI
31st Jul 2025586 PMAQI
31st Jul 2025577 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025539 PMAQI
31st Jul 20255310 PMAQI
31st Jul 20255311 PMAQI
1st Aug 20254812 AMAQI
1st Aug 2025441 AMAQI
1st Aug 2025442 AMAQI
1st Aug 2025443 AMAQI
1st Aug 2025444 AMAQI

28°C27/30°C

1st Aug 2025455 AMAQI
1st Aug 2025466 AMAQI
1st Aug 2025487 AMAQI
1st Aug 2025598 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20256410 AMAQI
1st Aug 20256111 AMAQI
1st Aug 20256012 PMAQI
1st Aug 2025611 PMAQI
1st Aug 2025592 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025558 PMAQI
1st Aug 2025569 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20255811 PMAQI
2nd Aug 20255412 AMAQI
2nd Aug 2025481 AMAQI
2nd Aug 2025472 AMAQI
2nd Aug 2025513 AMAQI
2nd Aug 2025524 AMAQI

28°C27/29°C

2nd Aug 2025525 AMAQI
2nd Aug 2025536 AMAQI
2nd Aug 2025537 AMAQI
2nd Aug 2025618 AMAQI
2nd Aug 2025639 AMAQI
2nd Aug 20256310 AMAQI
2nd Aug 20255911 AMAQI
2nd Aug 20256612 PMAQI
2nd Aug 2025631 PMAQI
2nd Aug 2025632 PMAQI
2nd Aug 2025643 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025625 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025578 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255611 PMAQI
3rd Aug 20255312 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025522 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025554 AMAQI

28°C27/30°C

3rd Aug 2025555 AMAQI
3rd Aug 2025556 AMAQI
3rd Aug 2025567 AMAQI
3rd Aug 2025628 AMAQI
3rd Aug 2025649 AMAQI
3rd Aug 20256610 AMAQI
3rd Aug 20256911 AMAQI
3rd Aug 20256712 PMAQI
3rd Aug 2025671 PMAQI
3rd Aug 2025652 PMAQI
3rd Aug 2025653 PMAQI
3rd Aug 2025634 PMAQI
3rd Aug 2025625 PMAQI
3rd Aug 2025606 PMAQI
3rd Aug 2025567 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025569 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255611 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025564 AMAQI

29°C27/31°C

4th Aug 2025565 AMAQI
4th Aug 2025566 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025638 AMAQI
4th Aug 2025669 AMAQI
4th Aug 20257710 AMAQI
4th Aug 20256911 AMAQI
4th Aug 20257112 PMAQI
4th Aug 2025721 PMAQI
4th Aug 2025622 PMAQI
4th Aug 2025703 PMAQI
4th Aug 2025604 PMAQI
4th Aug 2025575 PMAQI
4th Aug 2025576 PMAQI
4th Aug 2025567 PMAQI
4th Aug 2025518 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255512 AMAQI
5th Aug 2025551 AMAQI
5th Aug 2025552 AMAQI
5th Aug 2025563 AMAQI
5th Aug 2025574 AMAQI

29°C27/30°C

5th Aug 2025555 AMAQI
5th Aug 2025556 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025598 AMAQI
5th Aug 2025519 AMAQI
5th Aug 20254610 AMAQI
5th Aug 20255011 AMAQI
5th Aug 20254712 PMAQI
5th Aug 2025471 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025493 PMAQI
5th Aug 2025484 PMAQI
5th Aug 2025455 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025517 PMAQI
5th Aug 2025498 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254510 PMAQI
5th Aug 20254911 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025541 AMAQI
6th Aug 2025552 AMAQI
6th Aug 2025543 AMAQI
6th Aug 2025544 AMAQI

28°C28/29°C

6th Aug 2025545 AMAQI
6th Aug 2025546 AMAQI
6th Aug 2025547 AMAQI
6th Aug 2025448 AMAQI
6th Aug 2025429 AMAQI
6th Aug 20254210 AMAQI
6th Aug 20255111 AMAQI
6th Aug 20254512 PMAQI
6th Aug 2025491 PMAQI
6th Aug 2025482 PMAQI
6th Aug 2025503 PMAQI
6th Aug 2025504 PMAQI
6th Aug 2025535 PMAQI
6th Aug 2025516 PMAQI
6th Aug 2025517 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025549 PMAQI
6th Aug 20255410 PMAQI
6th Aug 20255411 PMAQI
7th Aug 20255212 AMAQI
7th Aug 2025531 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025523 AMAQI
7th Aug 2025524 AMAQI

29°C28/31°C

7th Aug 2025515 AMAQI
7th Aug 2025526 AMAQI
7th Aug 2025517 AMAQI
7th Aug 2025548 AMAQI
7th Aug 2025569 AMAQI
7th Aug 20255610 AMAQI
7th Aug 20255111 AMAQI
7th Aug 20255112 PMAQI
7th Aug 2025571 PMAQI
7th Aug 2025592 PMAQI
7th Aug 2025603 PMAQI
7th Aug 2025604 PMAQI
7th Aug 2025595 PMAQI
7th Aug 2025626 PMAQI
7th Aug 2025637 PMAQI
7th Aug 2025618 PMAQI
7th Aug 2025639 PMAQI
7th Aug 20256510 PMAQI
7th Aug 20256311 PMAQI
8th Aug 20255912 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025534 AMAQI

29°C27/31°C

8th Aug 2025535 AMAQI
8th Aug 2025536 AMAQI
8th Aug 2025537 AMAQI
8th Aug 2025678 AMAQI
8th Aug 2025709 AMAQI
8th Aug 20256710 AMAQI
8th Aug 20256711 AMAQI
8th Aug 20256612 PMAQI
8th Aug 2025681 PMAQI
8th Aug 2025632 PMAQI
8th Aug 2025623 PMAQI
8th Aug 2025644 PMAQI
8th Aug 2025635 PMAQI
8th Aug 2025686 PMAQI
8th Aug 2025667 PMAQI
8th Aug 2025628 PMAQI
8th Aug 2025599 PMAQI
8th Aug 20255810 PMAQI
8th Aug 20255811 PMAQI
9th Aug 20255812 AMAQI
9th Aug 2025531 AMAQI
9th Aug 2025532 AMAQI
9th Aug 2025553 AMAQI
9th Aug 2025574 AMAQI

29°C27/30°C

9th Aug 2025565 AMAQI
9th Aug 2025566 AMAQI
9th Aug 2025567 AMAQI
9th Aug 2025678 AMAQI
9th Aug 2025729 AMAQI
9th Aug 20256810 AMAQI
9th Aug 20256711 AMAQI
9th Aug 20256712 PMAQI
9th Aug 2025721 PMAQI
9th Aug 2025712 PMAQI
9th Aug 2025683 PMAQI
9th Aug 2025694 PMAQI
9th Aug 2025695 PMAQI
9th Aug 2025696 PMAQI
9th Aug 2025687 PMAQI
9th Aug 2025648 PMAQI
9th Aug 2025649 PMAQI
9th Aug 20256410 PMAQI
9th Aug 20256211 PMAQI
10th Aug 20255912 AMAQI
10th Aug 2025551 AMAQI
10th Aug 2025552 AMAQI
10th Aug 2025563 AMAQI
10th Aug 2025574 AMAQI

29°C27/31°C

10th Aug 2025575 AMAQI
10th Aug 2025576 AMAQI
10th Aug 2025577 AMAQI
10th Aug 2025648 AMAQI
10th Aug 2025719 AMAQI
10th Aug 20256610 AMAQI
10th Aug 20256811 AMAQI
10th Aug 20256612 PMAQI
10th Aug 2025661 PMAQI
10th Aug 2025682 PMAQI
10th Aug 2025683 PMAQI
10th Aug 2025664 PMAQI
10th Aug 2025675 PMAQI
10th Aug 2025656 PMAQI
10th Aug 2025677 PMAQI
10th Aug 2025648 PMAQI
10th Aug 2025669 PMAQI
10th Aug 20256510 PMAQI
10th Aug 20256411 PMAQI
11th Aug 20256212 AMAQI
11th Aug 2025571 AMAQI
11th Aug 2025562 AMAQI
11th Aug 2025583 AMAQI
11th Aug 2025604 AMAQI

28°C27/30°C

11th Aug 2025605 AMAQI
11th Aug 2025606 AMAQI
11th Aug 2025607 AMAQI
11th Aug 2025678 AMAQI
11th Aug 2025689 AMAQI
11th Aug 20256710 AMAQI
11th Aug 20256911 AMAQI
11th Aug 20257012 PMAQI
11th Aug 2025701 PMAQI
11th Aug 2025642 PMAQI
11th Aug 2025623 PMAQI
11th Aug 2025594 PMAQI
11th Aug 2025635 PMAQI
11th Aug 2025586 PMAQI
11th Aug 2025567 PMAQI
11th Aug 2025558 PMAQI
11th Aug 2025549 PMAQI
11th Aug 20255510 PMAQI
11th Aug 20255611 PMAQI
12th Aug 20255512 AMAQI
12th Aug 2025561 AMAQI
12th Aug 2025562 AMAQI
12th Aug 2025583 AMAQI
12th Aug 2025584 AMAQI

28°C27/30°C

12th Aug 2025585 AMAQI
12th Aug 2025606 AMAQI
12th Aug 2025597 AMAQI
12th Aug 2025568 AMAQI
12th Aug 2025609 AMAQI
12th Aug 20255610 AMAQI
12th Aug 20256211 AMAQI
12th Aug 20255712 PMAQI
12th Aug 2025571 PMAQI
12th Aug 2025602 PMAQI
12th Aug 2025613 PMAQI
12th Aug 2025574 PMAQI
12th Aug 2025605 PMAQI
12th Aug 2025596 PMAQI
12th Aug 2025577 PMAQI
12th Aug 2025538 PMAQI
12th Aug 2025569 PMAQI
12th Aug 20255510 PMAQI
12th Aug 20255611 PMAQI
13th Aug 20255512 AMAQI
13th Aug 2025561 AMAQI
13th Aug 2025572 AMAQI
13th Aug 2025573 AMAQI
13th Aug 2025564 AMAQI

28°C27/29°C

13th Aug 2025565 AMAQI
13th Aug 2025576 AMAQI
13th Aug 2025577 AMAQI
13th Aug 2025368 AMAQI
13th Aug 2025439 AMAQI
13th Aug 20253210 AMAQI
13th Aug 20253211 AMAQI
13th Aug 20254012 PMAQI
13th Aug 2025421 PMAQI
13th Aug 2025462 PMAQI
13th Aug 2025493 PMAQI
13th Aug 2025504 PMAQI
13th Aug 2025405 PMAQI
13th Aug 2025446 PMAQI
13th Aug 2025457 PMAQI
13th Aug 2025528 PMAQI
13th Aug 2025509 PMAQI
13th Aug 20255010 PMAQI
13th Aug 20254711 PMAQI
14th Aug 20255212 AMAQI
14th Aug 2025571 AMAQI
14th Aug 2025552 AMAQI
14th Aug 2025563 AMAQI
14th Aug 2025554 AMAQI

28°C27/29°C

14th Aug 2025555 AMAQI
14th Aug 2025556 AMAQI
14th Aug 2025557 AMAQI
14th Aug 2025308 AMAQI
14th Aug 2025249 AMAQI
14th Aug 20252410 AMAQI
14th Aug 20253411 AMAQI
14th Aug 20252812 PMAQI
14th Aug 2025311 PMAQI
14th Aug 2025342 PMAQI
14th Aug 2025283 PMAQI
14th Aug 2025284 PMAQI
14th Aug 2025285 PMAQI
14th Aug 2025286 PMAQI
14th Aug 2025407 PMAQI
14th Aug 2025448 PMAQI
14th Aug 2025449 PMAQI
14th Aug 20254210 PMAQI
14th Aug 20254411 PMAQI
15th Aug 20254812 AMAQI
15th Aug 2025541 AMAQI
15th Aug 2025552 AMAQI
15th Aug 2025533 AMAQI
15th Aug 2025534 AMAQI

28°C27/29°C

15th Aug 2025525 AMAQI
15th Aug 2025526 AMAQI
15th Aug 2025527 AMAQI
15th Aug 2025288 AMAQI
15th Aug 2025319 AMAQI
15th Aug 20252510 AMAQI
15th Aug 20252711 AMAQI
15th Aug 20252812 PMAQI
15th Aug 2025251 PMAQI
15th Aug 2025262 PMAQI
15th Aug 2025293 PMAQI
15th Aug 2025224 PMAQI
15th Aug 2025265 PMAQI
15th Aug 2025276 PMAQI
15th Aug 2025387 PMAQI
15th Aug 2025428 PMAQI
15th Aug 2025429 PMAQI
15th Aug 20253710 PMAQI
15th Aug 20253911 PMAQI
16th Aug 20254612 AMAQI
16th Aug 2025531 AMAQI
16th Aug 2025532 AMAQI
16th Aug 2025513 AMAQI
16th Aug 2025494 AMAQI

28°C27/29°C

16th Aug 2025495 AMAQI
16th Aug 2025496 AMAQI
16th Aug 2025497 AMAQI
16th Aug 2025228 AMAQI
16th Aug 2025259 AMAQI
16th Aug 20252610 AMAQI
16th Aug 20252711 AMAQI
16th Aug 20253012 PMAQI
16th Aug 2025301 PMAQI
16th Aug 2025342 PMAQI
16th Aug 2025333 PMAQI
16th Aug 2025354 PMAQI
16th Aug 2025435 PMAQI
16th Aug 2025476 PMAQI
16th Aug 2025437 PMAQI
16th Aug 2025478 PMAQI
16th Aug 2025459 PMAQI
16th Aug 20255010 PMAQI
16th Aug 20255011 PMAQI
17th Aug 20255312 AMAQI
17th Aug 2025501 AMAQI
17th Aug 2025512 AMAQI
17th Aug 2025483 AMAQI
17th Aug 2025464 AMAQI

28°C27/29°C

17th Aug 2025445 AMAQI
17th Aug 2025466 AMAQI
17th Aug 2025447 AMAQI
17th Aug 2025518 AMAQI
17th Aug 2025459 AMAQI
17th Aug 20254710 AMAQI
17th Aug 20254611 AMAQI
17th Aug 20254412 PMAQI
17th Aug 2025481 PMAQI
17th Aug 2025492 PMAQI
17th Aug 2025533 PMAQI
17th Aug 2025494 PMAQI
17th Aug 2025555 PMAQI
17th Aug 2025566 PMAQI
17th Aug 2025567 PMAQI
17th Aug 2025548 PMAQI
17th Aug 2025559 PMAQI
17th Aug 20255010 PMAQI
17th Aug 20254711 PMAQI
18th Aug 20254712 AMAQI
18th Aug 2025471 AMAQI
18th Aug 2025472 AMAQI
18th Aug 2025483 AMAQI
18th Aug 2025464 AMAQI

28°C27/29°C

18th Aug 2025475 AMAQI
18th Aug 2025466 AMAQI
18th Aug 2025487 AMAQI
18th Aug 2025448 AMAQI
18th Aug 2025359 AMAQI
18th Aug 20254110 AMAQI
18th Aug 20254311 AMAQI
18th Aug 20253912 PMAQI
18th Aug 2025471 PMAQI
18th Aug 2025452 PMAQI
18th Aug 2025423 PMAQI
18th Aug 2025464 PMAQI
18th Aug 2025455 PMAQI
18th Aug 2025496 PMAQI
18th Aug 2025487 PMAQI
18th Aug 2025488 PMAQI
18th Aug 2025469 PMAQI
18th Aug 20254310 PMAQI
18th Aug 20254611 PMAQI
19th Aug 20254612 AMAQI
19th Aug 2025491 AMAQI
19th Aug 2025482 AMAQI
19th Aug 2025463 AMAQI
19th Aug 2025484 AMAQI

28°C27/29°C

19th Aug 2025465 AMAQI
19th Aug 2025466 AMAQI
19th Aug 2025477 AMAQI
19th Aug 2025398 AMAQI
19th Aug 2025519 AMAQI
19th Aug 20254210 AMAQI
19th Aug 20254511 AMAQI
19th Aug 20255312 PMAQI
19th Aug 2025551 PMAQI
19th Aug 2025502 PMAQI
19th Aug 2025513 PMAQI
19th Aug 2025544 PMAQI
19th Aug 2025535 PMAQI
19th Aug 2025496 PMAQI
19th Aug 2025507 PMAQI
19th Aug 2025488 PMAQI
19th Aug 2025509 PMAQI
19th Aug 20255110 PMAQI
19th Aug 20255011 PMAQI
20th Aug 20254412 AMAQI
20th Aug 2025501 AMAQI
20th Aug 2025492 AMAQI
20th Aug 2025503 AMAQI
20th Aug 2025504 AMAQI

28°C28/29°C

20th Aug 2025505 AMAQI
20th Aug 2025516 AMAQI
20th Aug 2025507 AMAQI
20th Aug 2025448 AMAQI
20th Aug 2025459 AMAQI
20th Aug 20254810 AMAQI
20th Aug 20255311 AMAQI
20th Aug 20254512 PMAQI
20th Aug 2025501 PMAQI
20th Aug 2025502 PMAQI
20th Aug 2025523 PMAQI
20th Aug 2025544 PMAQI
20th Aug 2025485 PMAQI
20th Aug 2025556 PMAQI
20th Aug 2025577 PMAQI
20th Aug 2025538 PMAQI
20th Aug 2025549 PMAQI
20th Aug 20255610 PMAQI
20th Aug 20255511 PMAQI
21st Aug 20255412 AMAQI
21st Aug 2025511 AMAQI
21st Aug 2025502 AMAQI
21st Aug 2025513 AMAQI
21st Aug 2025524 AMAQI

28°C28/30°C

21st Aug 2025525 AMAQI
5 AM
21st Aug 2025526 AMAQI
21st Aug 2025537 AMAQI
21st Aug 2025328 AMAQI
21st Aug 2025509 AMAQI
21st Aug 20255110 AMAQI
21st Aug 20255311 AMAQI
11 AM
6 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 7 AM

50AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 6 PM

45AQI

11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 50), while the lowest AQI was between 8 AM to 6 PM (Avg. 45).
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

Zhoushan, Zhejiang, China

2025

23%

53

69%

159

7%

17

1%

3

Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)

Good
53 Days
Moderate
159 Days
Poor
17 Days
Unhealthy
3 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 23%

Health Risk Level:

Very high

In 2025, 23% of 233 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.

Annual Air Quality Insights

Zhoushan, Zhejiang, 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
80AQI
2nd January 2025
73AQI
3rd January 2025
79AQI
4th January 2025
70AQI
5th January 2025
105AQI
6th January 2025
116AQI
7th January 2025
109AQI
8th January 2025
125AQI
9th January 2025
78AQI
10th January 2025
80AQI
11th January 2025
91AQI
12th January 2025
109AQI
13th January 2025
124AQI
14th January 2025
103AQI
15th January 2025
80AQI
16th January 2025
87AQI
17th January 2025
109AQI
18th January 2025
104AQI
19th January 2025
125AQI
20th January 2025
152AQI
21st January 2025
154AQI
22nd January 2025
97AQI
23rd January 2025
92AQI
24th January 2025
78AQI
25th January 2025
72AQI
26th January 2025
70AQI
27th January 2025
65AQI
28th January 2025
66AQI
29th January 2025
109AQI
30th January 2025
80AQI
31st January 2025
70AQI
1st February 2025
53AQI
2nd February 2025
78AQI
3rd February 2025
95AQI
4th February 2025
106AQI
5th February 2025
88AQI
6th February 2025
84AQI
7th February 2025
77AQI
8th February 2025
65AQI
9th February 2025
78AQI
10th February 2025
76AQI
11th February 2025
61AQI
12th February 2025
113AQI
13th February 2025
69AQI
14th February 2025
71AQI
15th February 2025
68AQI
16th February 2025
115AQI
17th February 2025
65AQI
18th February 2025
76AQI
19th February 2025
74AQI
20th February 2025
61AQI
21st February 2025
62AQI
22nd February 2025
68AQI
23rd February 2025
80AQI
24th February 2025
126AQI
25th February 2025
99AQI
26th February 2025
151AQI
27th February 2025
104AQI
28th February 2025
88AQI
1st March 2025
80AQI
2nd March 2025
73AQI
3rd March 2025
64AQI
4th March 2025
55AQI
5th March 2025
50AQI
6th March 2025
61AQI
7th March 2025
65AQI
8th March 2025
90AQI
9th March 2025
63AQI
10th March 2025
77AQI
11th March 2025
64AQI
12th March 2025
66AQI
13th March 2025
61AQI
14th March 2025
59AQI
15th March 2025
40AQI
16th March 2025
77AQI
17th March 2025
67AQI
18th March 2025
74AQI
19th March 2025
68AQI
20th March 2025
79AQI
21st March 2025
77AQI
22nd March 2025
87AQI
23rd March 2025
83AQI
24th March 2025
97AQI
25th March 2025
94AQI
26th March 2025
80AQI
27th March 2025
80AQI
28th March 2025
66AQI
29th March 2025
74AQI
30th March 2025
53AQI
31st March 2025
58AQI
1st April 2025
62AQI
2nd April 2025
72AQI
3rd April 2025
68AQI
4th April 2025
60AQI
5th April 2025
75AQI
6th April 2025
81AQI
7th April 2025
76AQI
8th April 2025
79AQI
9th April 2025
69AQI
10th April 2025
82AQI
11th April 2025
65AQI
12th April 2025
122AQI
13th April 2025
74AQI
14th April 2025
81AQI
15th April 2025
68AQI
16th April 2025
69AQI
17th April 2025
76AQI
18th April 2025
64AQI
19th April 2025
64AQI
20th April 2025
66AQI
21st April 2025
56AQI
22nd April 2025
65AQI
23rd April 2025
62AQI
24th April 2025
80AQI
25th April 2025
63AQI
26th April 2025
56AQI
27th April 2025
55AQI
28th April 2025
57AQI
29th April 2025
59AQI
30th April 2025
50AQI
1st May 2025
65AQI
2nd May 2025
60AQI
3rd May 2025
66AQI
4th May 2025
49AQI
5th May 2025
56AQI
6th May 2025
78AQI
7th May 2025
67AQI
8th May 2025
64AQI
9th May 2025
57AQI
10th May 2025
59AQI
11th May 2025
62AQI
12th May 2025
67AQI
13th May 2025
63AQI
14th May 2025
57AQI
15th May 2025
53AQI
16th May 2025
57AQI
17th May 2025
67AQI
18th May 2025
63AQI
19th May 2025
58AQI
20th May 2025
61AQI
21st May 2025
46AQI
22nd May 2025
57AQI
23rd May 2025
42AQI
24th May 2025
66AQI
25th May 2025
65AQI
26th May 2025
61AQI
27th May 2025
59AQI
28th May 2025
57AQI
29th May 2025
59AQI
30th May 2025
71AQI
31st May 2025
63AQI
1st June 2025
50AQI
2nd June 2025
49AQI
3rd June 2025
53AQI
4th June 2025
65AQI
5th June 2025
53AQI
6th June 2025
57AQI
7th June 2025
57AQI
8th June 2025
51AQI
9th June 2025
55AQI
10th June 2025
43AQI
11th June 2025
46AQI
12th June 2025
45AQI
13th June 2025
38AQI
14th June 2025
48AQI
15th June 2025
40AQI
16th June 2025
43AQI
17th June 2025
55AQI
18th June 2025
55AQI
19th June 2025
50AQI
20th June 2025
44AQI
21st June 2025
54AQI
22nd June 2025
58AQI
23rd June 2025
53AQI
24th June 2025
53AQI
25th June 2025
57AQI
26th June 2025
57AQI
27th June 2025
58AQI
28th June 2025
56AQI
29th June 2025
45AQI
30th June 2025
41AQI
1st July 2025
41AQI
2nd July 2025
46AQI
3rd July 2025
49AQI
4th July 2025
49AQI
5th July 2025
45AQI
6th July 2025
39AQI
7th July 2025
39AQI
8th July 2025
40AQI
9th July 2025
40AQI
10th July 2025
49AQI
11th July 2025
41AQI
12th July 2025
40AQI
13th July 2025
44AQI
14th July 2025
60AQI
15th July 2025
59AQI
16th July 2025
60AQI
17th July 2025
58AQI
18th July 2025
52AQI
19th July 2025
45AQI
20th July 2025
44AQI
21st July 2025
40AQI
22nd July 2025
40AQI
23rd July 2025
38AQI
24th July 2025
40AQI
25th July 2025
38AQI
26th July 2025
35AQI
27th July 2025
36AQI
28th July 2025
36AQI
29th July 2025
35AQI
30th July 2025
31AQI
31st July 2025
48AQI
1st August 2025
54AQI
2nd August 2025
57AQI
3rd August 2025
58AQI
4th August 2025
59AQI
5th August 2025
51AQI
6th August 2025
51AQI
7th August 2025
57AQI
8th August 2025
60AQI
9th August 2025
63AQI
10th August 2025
63AQI
11th August 2025
61AQI
12th August 2025
57AQI
13th August 2025
49AQI
14th August 2025
42AQI
15th August 2025
39AQI
16th August 2025
43AQI
17th August 2025
50AQI
18th August 2025
46AQI
19th August 2025
49AQI
20th August 2025
49AQI

95AQI

84AQI

70AQI

69AQI

60AQI

51AQI

44AQI

53AQI


No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202566AQI

18
11
2
22
5
1
2
29
1
28
1
3
28
13
17
26
5
8
12
53
159
17
3

Highest AQI recorded in

January

95AQI


Lowest AQI recorded in

July

44AQI


202461AQI

5
9
11
6
10
12
5
2
2
25
4
11
18
1
20
11
17
13
24
7
14
17
22
8
19
12
17
13
24
7
161
169
28
8

Highest AQI recorded in

January

103AQI


Lowest AQI recorded in

July

42AQI


202362AQI

5
16
10
11
16
1
3
27
1
6
20
4
11
18
2
13
17
22
9
19
12
17
13
20
10
1
13
12
3
2
20
7
2
142
190
29
2

Highest AQI recorded in

December

89AQI


Lowest AQI recorded in

July

45AQI


202257AQI

11
13
7
6
14
1
12
17
2
14
16
16
14
1
22
8
8
17
2
2
19
10
26
5
16
14
7
17
7
159
147
18

Highest AQI recorded in

December

76AQI


Lowest AQI recorded in

October

41AQI


202156AQI

4
21
6
9
17
2
6
23
1
1
11
19
10
21
20
10
29
2
27
4
18
12
27
4
7
22
1
6
19
6
174
174
16
1

Highest AQI recorded in

January

79AQI


Lowest AQI recorded in

July

38AQI


202053AQI

9
4
3
17
1
4
15
11
19
17
14
20
11
21
9
24
7
19
10
1
11
16
2
2
139
122
4
2

Highest AQI recorded in

April

74AQI


Lowest AQI recorded in

August

45AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
66AQI
Least Polluted Year Recorded
2020(Avg.)
53AQI


Zhoushan's annual 2025 AQI (66) shows an average percentage change of 15.3% (worsened AQI) compared to previous years: 2020 (53), 2021 (56), 2022 (57), 2023 (62), 2024 (61).