Daishan Environmental Protection Building, 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
Daishan Environmental Protection Building, Zhoushan, Zhejiang, China
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Aug 2024
84AQILowest AQI recorded on
30th Aug 2021
17AQISame Day Analysis (5th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Daishan Environmental Protection Building, Zhoushan, Zhejiang, China
AQI
Day
Night
.
5 AM5th Aug 2025
6 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
8AM5th Aug
57AQI
Avg. Lowest Time
6PM5th Aug
42AQI
Night time
Avg. Highest Time
1AM6th Aug
54AQI
Avg. Lowest Time
10PM5th Aug
47AQI
In the last 24 hours,
Daishan Environmental Protection Building's AQI reached its highest point of 57 at 8 AM during the Day, while the lowest point, 42, was recorded at 6 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Daishan Environmental Protection Building, Zhoushan, Zhejiang, China
JulAug
07th - 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 - 06th06th
Day
Night
7th Jul 2025485 AMAQI
7th Jul 2025486 AMAQI
7th Jul 2025477 AMAQI
7th Jul 2025338 AMAQI
7th Jul 2025249 AMAQI
7th Jul 20252510 AMAQI
7th Jul 20252811 AMAQI
7th Jul 20253312 PMAQI
7th Jul 2025311 PMAQI
7th Jul 2025312 PMAQI
7th Jul 2025323 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025285 PMAQI
7th Jul 2025276 PMAQI
7th Jul 2025387 PMAQI
7th Jul 2025448 PMAQI
7th Jul 2025449 PMAQI
7th Jul 20254310 PMAQI
7th Jul 20254111 PMAQI
8th Jul 20253812 AMAQI
8th Jul 2025481 AMAQI
8th Jul 2025512 AMAQI
8th Jul 2025483 AMAQI
8th Jul 2025434 AMAQI
26°C26/27°C
8th Jul 2025445 AMAQI
8th Jul 2025456 AMAQI
8th Jul 2025447 AMAQI
8th Jul 2025328 AMAQI
8th Jul 2025269 AMAQI
8th Jul 20252610 AMAQI
8th Jul 20252911 AMAQI
8th Jul 20253312 PMAQI
8th Jul 2025341 PMAQI
8th Jul 2025342 PMAQI
8th Jul 2025343 PMAQI
8th Jul 2025344 PMAQI
8th Jul 2025355 PMAQI
8th Jul 2025406 PMAQI
8th Jul 2025507 PMAQI
8th Jul 2025478 PMAQI
8th Jul 2025439 PMAQI
8th Jul 20254110 PMAQI
8th Jul 20254211 PMAQI
9th Jul 20254512 AMAQI
9th Jul 2025471 AMAQI
9th Jul 2025472 AMAQI
9th Jul 2025463 AMAQI
9th Jul 2025444 AMAQI
27°C26/28°C
9th Jul 2025445 AMAQI
9th Jul 2025446 AMAQI
9th Jul 2025437 AMAQI
9th Jul 2025318 AMAQI
9th Jul 2025289 AMAQI
9th Jul 20253110 AMAQI
9th Jul 20253811 AMAQI
9th Jul 20253412 PMAQI
9th Jul 2025311 PMAQI
9th Jul 2025342 PMAQI
9th Jul 2025343 PMAQI
9th Jul 2025344 PMAQI
9th Jul 2025345 PMAQI
9th Jul 2025386 PMAQI
9th Jul 2025407 PMAQI
9th Jul 2025488 PMAQI
9th Jul 2025449 PMAQI
9th Jul 20254110 PMAQI
9th Jul 20254311 PMAQI
10th Jul 20254312 AMAQI
10th Jul 2025481 AMAQI
10th Jul 2025472 AMAQI
10th Jul 2025453 AMAQI
10th Jul 2025424 AMAQI
27°C26/28°C
10th Jul 2025465 AMAQI
10th Jul 2025446 AMAQI
10th Jul 2025427 AMAQI
10th Jul 2025448 AMAQI
10th Jul 2025539 AMAQI
10th Jul 20255210 AMAQI
10th Jul 20255311 AMAQI
10th Jul 20255612 PMAQI
10th Jul 2025561 PMAQI
10th Jul 2025542 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025544 PMAQI
10th Jul 2025575 PMAQI
10th Jul 2025646 PMAQI
10th Jul 2025567 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025489 PMAQI
10th Jul 20254410 PMAQI
10th Jul 20254111 PMAQI
11th Jul 20254212 AMAQI
11th Jul 2025431 AMAQI
11th Jul 2025482 AMAQI
11th Jul 2025493 AMAQI
11th Jul 2025544 AMAQI
27°C26/28°C
11th Jul 2025555 AMAQI
11th Jul 2025546 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025448 AMAQI
11th Jul 2025419 AMAQI
11th Jul 20254610 AMAQI
11th Jul 20254611 AMAQI
11th Jul 20253812 PMAQI
11th Jul 2025361 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025363 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025285 PMAQI
11th Jul 2025296 PMAQI
11th Jul 2025397 PMAQI
11th Jul 2025508 PMAQI
11th Jul 2025499 PMAQI
11th Jul 20254810 PMAQI
11th Jul 20254711 PMAQI
12th Jul 20254312 AMAQI
12th Jul 2025501 AMAQI
12th Jul 2025522 AMAQI
12th Jul 2025523 AMAQI
12th Jul 2025524 AMAQI
27°C26/29°C
12th Jul 2025525 AMAQI
12th Jul 2025516 AMAQI
12th Jul 2025527 AMAQI
12th Jul 2025308 AMAQI
12th Jul 2025259 AMAQI
12th Jul 20252810 AMAQI
12th Jul 20253211 AMAQI
12th Jul 20253112 PMAQI
12th Jul 2025361 PMAQI
12th Jul 2025322 PMAQI
12th Jul 2025353 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025345 PMAQI
12th Jul 2025326 PMAQI
12th Jul 2025387 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025419 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20254211 PMAQI
13th Jul 20254212 AMAQI
13th Jul 2025511 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025513 AMAQI
13th Jul 2025474 AMAQI
26°C25/27°C
13th Jul 2025465 AMAQI
13th Jul 2025486 AMAQI
13th Jul 2025477 AMAQI
13th Jul 2025408 AMAQI
13th Jul 2025299 AMAQI
13th Jul 20253110 AMAQI
13th Jul 20253111 AMAQI
13th Jul 20254012 PMAQI
13th Jul 2025461 PMAQI
13th Jul 2025392 PMAQI
13th Jul 2025363 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025385 PMAQI
13th Jul 2025386 PMAQI
13th Jul 2025457 PMAQI
13th Jul 2025538 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025503 AMAQI
14th Jul 2025474 AMAQI
26°C26/27°C
14th Jul 2025465 AMAQI
14th Jul 2025446 AMAQI
14th Jul 2025477 AMAQI
14th Jul 2025628 AMAQI
14th Jul 2025689 AMAQI
14th Jul 20257010 AMAQI
14th Jul 20257111 AMAQI
14th Jul 20257112 PMAQI
14th Jul 2025701 PMAQI
14th Jul 2025692 PMAQI
14th Jul 2025743 PMAQI
14th Jul 2025804 PMAQI
14th Jul 2025735 PMAQI
14th Jul 2025696 PMAQI
14th Jul 2025677 PMAQI
14th Jul 2025628 PMAQI
14th Jul 2025589 PMAQI
14th Jul 20255810 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025533 AMAQI
15th Jul 2025564 AMAQI
27°C26/30°C
15th Jul 2025565 AMAQI
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025578 AMAQI
15th Jul 2025619 AMAQI
15th Jul 20256410 AMAQI
15th Jul 20256611 AMAQI
15th Jul 20256812 PMAQI
15th Jul 2025741 PMAQI
15th Jul 2025672 PMAQI
15th Jul 2025683 PMAQI
15th Jul 2025644 PMAQI
15th Jul 2025585 PMAQI
15th Jul 2025586 PMAQI
15th Jul 2025567 PMAQI
15th Jul 2025588 PMAQI
15th Jul 2025609 PMAQI
15th Jul 20256010 PMAQI
15th Jul 20255911 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025574 AMAQI
27°C25/29°C
16th Jul 2025575 AMAQI
16th Jul 2025586 AMAQI
16th Jul 2025577 AMAQI
16th Jul 2025588 AMAQI
16th Jul 2025569 AMAQI
16th Jul 20255610 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255612 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025633 PMAQI
16th Jul 2025624 PMAQI
16th Jul 2025645 PMAQI
16th Jul 2025636 PMAQI
16th Jul 2025607 PMAQI
16th Jul 2025618 PMAQI
16th Jul 2025619 PMAQI
16th Jul 20256110 PMAQI
16th Jul 20256011 PMAQI
17th Jul 20255912 AMAQI
17th Jul 2025571 AMAQI
17th Jul 2025572 AMAQI
17th Jul 2025583 AMAQI
17th Jul 2025584 AMAQI
28°C27/29°C
17th Jul 2025585 AMAQI
17th Jul 2025586 AMAQI
17th Jul 2025587 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20255010 AMAQI
17th Jul 20255211 AMAQI
17th Jul 20254812 PMAQI
17th Jul 2025511 PMAQI
17th Jul 2025542 PMAQI
17th Jul 2025543 PMAQI
17th Jul 2025564 PMAQI
17th Jul 2025575 PMAQI
17th Jul 2025616 PMAQI
17th Jul 2025617 PMAQI
17th Jul 2025588 PMAQI
17th Jul 2025609 PMAQI
17th Jul 20255910 PMAQI
17th Jul 20255811 PMAQI
18th Jul 20255912 AMAQI
18th Jul 2025591 AMAQI
18th Jul 2025582 AMAQI
18th Jul 2025583 AMAQI
18th Jul 2025584 AMAQI
27°C27/28°C
18th Jul 2025585 AMAQI
18th Jul 2025576 AMAQI
18th Jul 2025587 AMAQI
18th Jul 2025558 AMAQI
18th Jul 2025529 AMAQI
18th Jul 20254710 AMAQI
18th Jul 20254011 AMAQI
18th Jul 20254412 PMAQI
18th Jul 2025401 PMAQI
18th Jul 2025422 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025444 PMAQI
18th Jul 2025405 PMAQI
18th Jul 2025396 PMAQI
18th Jul 2025467 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255410 PMAQI
18th Jul 20255211 PMAQI
19th Jul 20255112 AMAQI
19th Jul 2025571 AMAQI
19th Jul 2025582 AMAQI
19th Jul 2025583 AMAQI
19th Jul 2025574 AMAQI
28°C27/29°C
19th Jul 2025585 AMAQI
19th Jul 2025576 AMAQI
19th Jul 2025587 AMAQI
19th Jul 2025308 AMAQI
19th Jul 2025219 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20252311 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025281 PMAQI
19th Jul 2025292 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025314 PMAQI
19th Jul 2025325 PMAQI
19th Jul 2025336 PMAQI
19th Jul 2025417 PMAQI
19th Jul 2025538 PMAQI
19th Jul 2025539 PMAQI
19th Jul 20255210 PMAQI
19th Jul 20255011 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025571 AMAQI
20th Jul 2025572 AMAQI
20th Jul 2025563 AMAQI
20th Jul 2025544 AMAQI
27°C27/28°C
20th Jul 2025545 AMAQI
20th Jul 2025546 AMAQI
20th Jul 2025547 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025239 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025274 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025326 PMAQI
20th Jul 2025407 PMAQI
20th Jul 2025508 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255211 PMAQI
21st Jul 20255012 AMAQI
21st Jul 2025551 AMAQI
21st Jul 2025552 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025524 AMAQI
28°C27/28°C
21st Jul 2025525 AMAQI
21st Jul 2025526 AMAQI
21st Jul 2025527 AMAQI
21st Jul 2025328 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20252311 AMAQI
21st Jul 20252512 PMAQI
21st Jul 2025241 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025235 PMAQI
21st Jul 2025256 PMAQI
21st Jul 2025347 PMAQI
21st Jul 2025468 PMAQI
21st Jul 2025449 PMAQI
21st Jul 20254410 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254412 AMAQI
22nd Jul 2025531 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025533 AMAQI
22nd Jul 2025514 AMAQI
28°C27/28°C
22nd Jul 2025505 AMAQI
22nd Jul 2025516 AMAQI
22nd Jul 2025517 AMAQI
22nd Jul 2025288 AMAQI
22nd Jul 2025209 AMAQI
22nd Jul 20252010 AMAQI
22nd Jul 20252111 AMAQI
22nd Jul 20252212 PMAQI
22nd Jul 2025221 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025285 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025397 PMAQI
22nd Jul 2025478 PMAQI
22nd Jul 2025449 PMAQI
22nd Jul 20254610 PMAQI
22nd Jul 20254111 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025474 AMAQI
28°C27/28°C
23rd Jul 2025475 AMAQI
23rd Jul 2025466 AMAQI
23rd Jul 2025467 AMAQI
23rd Jul 2025288 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20252511 AMAQI
23rd Jul 20252612 PMAQI
23rd Jul 2025261 PMAQI
23rd Jul 2025242 PMAQI
23rd Jul 2025233 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025275 PMAQI
23rd Jul 2025306 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025429 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20253712 AMAQI
24th Jul 2025411 AMAQI
24th Jul 2025462 AMAQI
24th Jul 2025483 AMAQI
24th Jul 2025474 AMAQI
28°C27/29°C
24th Jul 2025475 AMAQI
24th Jul 2025466 AMAQI
24th Jul 2025467 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252710 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025281 PMAQI
24th Jul 2025282 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025335 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025407 PMAQI
24th Jul 2025448 PMAQI
24th Jul 2025459 PMAQI
24th Jul 20254010 PMAQI
24th Jul 20254111 PMAQI
25th Jul 20254212 AMAQI
25th Jul 2025461 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025424 AMAQI
28°C27/29°C
25th Jul 2025425 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025417 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20253110 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025471 PMAQI
25th Jul 2025382 PMAQI
25th Jul 2025353 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025305 PMAQI
25th Jul 2025286 PMAQI
25th Jul 2025377 PMAQI
25th Jul 2025408 PMAQI
25th Jul 2025439 PMAQI
25th Jul 20253810 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253512 AMAQI
26th Jul 2025431 AMAQI
26th Jul 2025452 AMAQI
26th Jul 2025443 AMAQI
26th Jul 2025424 AMAQI
27°C27/28°C
26th Jul 2025425 AMAQI
26th Jul 2025436 AMAQI
26th Jul 2025427 AMAQI
26th Jul 2025268 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20251910 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252412 PMAQI
26th Jul 2025271 PMAQI
26th Jul 2025342 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025314 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025337 PMAQI
26th Jul 2025378 PMAQI
26th Jul 2025389 PMAQI
26th Jul 20254110 PMAQI
26th Jul 20253611 PMAQI
27th Jul 20253612 AMAQI
27th Jul 2025401 AMAQI
27th Jul 2025442 AMAQI
27th Jul 2025423 AMAQI
27th Jul 2025394 AMAQI
28°C27/29°C
27th Jul 2025395 AMAQI
27th Jul 2025396 AMAQI
27th Jul 2025387 AMAQI
27th Jul 2025348 AMAQI
27th Jul 2025319 AMAQI
27th Jul 20253610 AMAQI
27th Jul 20253111 AMAQI
27th Jul 20252712 PMAQI
27th Jul 2025281 PMAQI
27th Jul 2025322 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025325 PMAQI
27th Jul 2025316 PMAQI
27th Jul 2025357 PMAQI
27th Jul 2025358 PMAQI
27th Jul 2025349 PMAQI
27th Jul 20253510 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20253112 AMAQI
28th Jul 2025401 AMAQI
28th Jul 2025412 AMAQI
28th Jul 2025403 AMAQI
28th Jul 2025384 AMAQI
28°C27/29°C
28th Jul 2025385 AMAQI
28th Jul 2025386 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025229 AMAQI
28th Jul 20252510 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20252312 PMAQI
28th Jul 2025221 PMAQI
28th Jul 2025232 PMAQI
28th Jul 2025303 PMAQI
28th Jul 2025374 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025426 PMAQI
28th Jul 2025457 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025449 PMAQI
28th Jul 20254110 PMAQI
28th Jul 20254111 PMAQI
29th Jul 20253912 AMAQI
29th Jul 2025411 AMAQI
29th Jul 2025402 AMAQI
29th Jul 2025403 AMAQI
29th Jul 2025384 AMAQI
28°C27/28°C
29th Jul 2025375 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025367 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025319 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20252611 AMAQI
29th Jul 20252912 PMAQI
29th Jul 2025291 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025303 PMAQI
29th Jul 2025304 PMAQI
29th Jul 2025295 PMAQI
29th Jul 2025306 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025368 PMAQI
29th Jul 2025399 PMAQI
29th Jul 20253710 PMAQI
29th Jul 20253711 PMAQI
30th Jul 20253512 AMAQI
30th Jul 2025401 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025403 AMAQI
30th Jul 2025394 AMAQI
27°C26/27°C
30th Jul 2025405 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025407 AMAQI
30th Jul 2025258 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20252111 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025232 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025224 PMAQI
30th Jul 2025205 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025328 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253011 PMAQI
31st Jul 20253012 AMAQI
31st Jul 2025371 AMAQI
31st Jul 2025402 AMAQI
31st Jul 2025403 AMAQI
31st Jul 2025404 AMAQI
26°C26/27°C
31st Jul 2025405 AMAQI
31st Jul 2025406 AMAQI
31st Jul 2025407 AMAQI
31st Jul 2025408 AMAQI
31st Jul 2025409 AMAQI
31st Jul 20254410 AMAQI
31st Jul 20255011 AMAQI
31st Jul 20255112 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025552 PMAQI
31st Jul 2025583 PMAQI
31st Jul 2025574 PMAQI
31st Jul 2025605 PMAQI
31st Jul 2025586 PMAQI
31st Jul 2025607 PMAQI
31st Jul 2025538 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255010 PMAQI
31st Jul 20255311 PMAQI
1st Aug 20254612 AMAQI
1st Aug 2025421 AMAQI
1st Aug 2025402 AMAQI
1st Aug 2025433 AMAQI
1st Aug 2025444 AMAQI
28°C27/30°C
1st Aug 2025435 AMAQI
1st Aug 2025436 AMAQI
1st Aug 2025467 AMAQI
1st Aug 2025568 AMAQI
1st Aug 2025639 AMAQI
1st Aug 20256110 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20256812 PMAQI
1st Aug 2025581 PMAQI
1st Aug 2025582 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025535 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025569 PMAQI
1st Aug 20255710 PMAQI
1st Aug 20255611 PMAQI
2nd Aug 20255312 AMAQI
2nd Aug 2025471 AMAQI
2nd Aug 2025452 AMAQI
2nd Aug 2025503 AMAQI
2nd Aug 2025524 AMAQI
28°C27/29°C
2nd Aug 2025525 AMAQI
2nd Aug 2025526 AMAQI
2nd Aug 2025527 AMAQI
2nd Aug 2025628 AMAQI
2nd Aug 2025649 AMAQI
2nd Aug 20256410 AMAQI
2nd Aug 20255911 AMAQI
2nd Aug 20256412 PMAQI
2nd Aug 2025641 PMAQI
2nd Aug 2025652 PMAQI
2nd Aug 2025663 PMAQI
2nd Aug 2025644 PMAQI
2nd Aug 2025615 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025549 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255112 AMAQI
3rd Aug 2025511 AMAQI
3rd Aug 2025512 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025554 AMAQI
28°C27/30°C
3rd Aug 2025545 AMAQI
3rd Aug 2025546 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025648 AMAQI
3rd Aug 2025609 AMAQI
3rd Aug 20256410 AMAQI
3rd Aug 20256811 AMAQI
3rd Aug 20256512 PMAQI
3rd Aug 2025671 PMAQI
3rd Aug 2025622 PMAQI
3rd Aug 2025633 PMAQI
3rd Aug 2025624 PMAQI
3rd Aug 2025605 PMAQI
3rd Aug 2025606 PMAQI
3rd Aug 2025557 PMAQI
3rd Aug 2025588 PMAQI
3rd Aug 2025559 PMAQI
3rd Aug 20255410 PMAQI
3rd Aug 20255411 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025531 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025563 AMAQI
4th Aug 2025554 AMAQI
29°C27/31°C
4th Aug 2025555 AMAQI
4th Aug 2025566 AMAQI
4th Aug 2025567 AMAQI
4th Aug 2025628 AMAQI
4th Aug 2025669 AMAQI
4th Aug 20257710 AMAQI
4th Aug 20256911 AMAQI
4th Aug 20257012 PMAQI
4th Aug 2025751 PMAQI
4th Aug 2025612 PMAQI
4th Aug 2025733 PMAQI
4th Aug 2025634 PMAQI
4th Aug 2025645 PMAQI
4th Aug 2025606 PMAQI
4th Aug 2025587 PMAQI
4th Aug 2025558 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20255411 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025551 AMAQI
5th Aug 2025552 AMAQI
5th Aug 2025563 AMAQI
5th Aug 2025564 AMAQI
29°C27/30°C
5th Aug 2025555 AMAQI
5th Aug 2025556 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025578 AMAQI
5th Aug 2025519 AMAQI
5th Aug 20254810 AMAQI
5th Aug 20254811 AMAQI
5th Aug 20254212 PMAQI
5th Aug 2025421 PMAQI
5th Aug 2025432 PMAQI
5th Aug 2025463 PMAQI
5th Aug 2025474 PMAQI
5th Aug 2025445 PMAQI
5th Aug 2025426 PMAQI
5th Aug 2025507 PMAQI
5th Aug 2025478 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254710 PMAQI
5th Aug 20255011 PMAQI
6th Aug 20255012 AMAQI
6th Aug 2025541 AMAQI
6th Aug 2025542 AMAQI
6th Aug 2025543 AMAQI
6th Aug 2025544 AMAQI
28°C28/29°C
6th Aug 2025535 AMAQI
5 AM6th Aug 2025536 AMAQI
6th Aug 2025537 AMAQI
6th Aug 2025408 AMAQI
6th Aug 2025409 AMAQI
6th Aug 20254410 AMAQI
6th Aug 20254911 AMAQI
11 AM6th Aug 20254412 PMAQI
6th Aug 2025461 PMAQI
6th Aug 2025502 PMAQI
6th Aug 2025533 PMAQI
6th Aug 2025504 PMAQI
6th Aug 2025545 PMAQI
6th Aug 2025556 PMAQI
6 PM11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
49AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
9 AM
38AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 49), while the lowest AQI was between 9 AM to 9 AM (Avg. 38).
Night time
Avg. Highest Time
1 AM - 4 AM
50AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
12 AM
45AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 50), while the lowest AQI was between 12 AM to 12 AM (Avg. 45).
2025 Days Vs Air Quality
Daishan Environmental Protection Building, Zhoushan, Zhejiang, China
2025
20%
43
72%
156
7%
16
0.9%
2
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
43 DaysModerate
156 DaysPoor
16 DaysUnhealthy
2 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% of 218 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
Daishan Environmental Protection Building, 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
77AQI
77AQI
2nd January 2025
68AQI
68AQI
3rd January 2025
77AQI
77AQI
4th January 2025
70AQI
70AQI
5th January 2025
98AQI
98AQI
6th January 2025
115AQI
115AQI
7th January 2025
102AQI
102AQI
8th January 2025
118AQI
118AQI
9th January 2025
76AQI
76AQI
10th January 2025
78AQI
78AQI
11th January 2025
86AQI
86AQI
12th January 2025
109AQI
109AQI
13th January 2025
125AQI
125AQI
14th January 2025
103AQI
103AQI
15th January 2025
82AQI
82AQI
16th January 2025
83AQI
83AQI
17th January 2025
108AQI
108AQI
18th January 2025
106AQI
106AQI
19th January 2025
121AQI
121AQI
20th January 2025
151AQI
151AQI
21st January 2025
151AQI
151AQI
22nd January 2025
98AQI
98AQI
23rd January 2025
91AQI
91AQI
24th January 2025
76AQI
76AQI
25th January 2025
70AQI
70AQI
26th January 2025
68AQI
68AQI
27th January 2025
66AQI
66AQI
28th January 2025
65AQI
65AQI
29th January 2025
111AQI
111AQI
30th January 2025
82AQI
82AQI
31st January 2025
69AQI
69AQI
1st February 2025
55AQI
55AQI
2nd February 2025
76AQI
76AQI
3rd February 2025
93AQI
93AQI
4th February 2025
101AQI
101AQI
5th February 2025
87AQI
87AQI
6th February 2025
83AQI
83AQI
7th February 2025
76AQI
76AQI
8th February 2025
64AQI
64AQI
9th February 2025
78AQI
78AQI
10th February 2025
76AQI
76AQI
11th February 2025
62AQI
62AQI
12th February 2025
109AQI
109AQI
13th February 2025
70AQI
70AQI
14th February 2025
71AQI
71AQI
15th February 2025
68AQI
68AQI
16th February 2025
117AQI
117AQI
17th February 2025
63AQI
63AQI
18th February 2025
74AQI
74AQI
19th February 2025
72AQI
72AQI
20th February 2025
58AQI
58AQI
21st February 2025
62AQI
62AQI
22nd February 2025
71AQI
71AQI
23rd February 2025
78AQI
78AQI
24th February 2025
127AQI
127AQI
25th February 2025
97AQI
97AQI
26th February 2025
148AQI
148AQI
27th February 2025
105AQI
105AQI
28th February 2025
86AQI
86AQI
1st March 2025
77AQI
77AQI
2nd March 2025
71AQI
71AQI
3rd March 2025
63AQI
63AQI
4th March 2025
54AQI
54AQI
5th March 2025
54AQI
54AQI
6th March 2025
63AQI
63AQI
7th March 2025
66AQI
66AQI
8th March 2025
88AQI
88AQI
9th March 2025
61AQI
61AQI
10th March 2025
78AQI
78AQI
11th March 2025
63AQI
63AQI
12th March 2025
64AQI
64AQI
13th March 2025
58AQI
58AQI
14th March 2025
58AQI
58AQI
15th March 2025
45AQI
45AQI
16th March 2025
77AQI
77AQI
17th March 2025
66AQI
66AQI
18th March 2025
74AQI
74AQI
19th March 2025
65AQI
65AQI
20th March 2025
78AQI
78AQI
21st March 2025
74AQI
74AQI
22nd March 2025
88AQI
88AQI
23rd March 2025
80AQI
80AQI
24th March 2025
95AQI
95AQI
25th March 2025
89AQI
89AQI
26th March 2025
74AQI
74AQI
27th March 2025
74AQI
74AQI
28th March 2025
61AQI
61AQI
29th March 2025
70AQI
70AQI
30th March 2025
53AQI
53AQI
31st March 2025
57AQI
57AQI
1st April 2025
62AQI
62AQI
2nd April 2025
68AQI
68AQI
3rd April 2025
65AQI
65AQI
4th April 2025
59AQI
59AQI
5th April 2025
72AQI
72AQI
6th April 2025
74AQI
74AQI
7th April 2025
72AQI
72AQI
8th April 2025
72AQI
72AQI
9th April 2025
66AQI
66AQI
10th April 2025
82AQI
82AQI
11th April 2025
61AQI
61AQI
12th April 2025
76AQI
76AQI
13th April 2025
70AQI
70AQI
14th April 2025
75AQI
75AQI
15th April 2025
66AQI
66AQI
16th April 2025
63AQI
63AQI
17th April 2025
77AQI
77AQI
18th April 2025
62AQI
62AQI
19th April 2025
71AQI
71AQI
20th April 2025
60AQI
60AQI
21st April 2025
58AQI
58AQI
22nd April 2025
60AQI
60AQI
23rd April 2025
66AQI
66AQI
24th April 2025
76AQI
76AQI
25th April 2025
63AQI
63AQI
26th April 2025
56AQI
56AQI
27th April 2025
56AQI
56AQI
28th April 2025
57AQI
57AQI
29th April 2025
59AQI
59AQI
30th April 2025
51AQI
51AQI
1st May 2025
63AQI
63AQI
2nd May 2025
58AQI
58AQI
3rd May 2025
63AQI
63AQI
4th May 2025
48AQI
48AQI
5th May 2025
53AQI
53AQI
6th May 2025
77AQI
77AQI
7th May 2025
63AQI
63AQI
8th May 2025
64AQI
64AQI
9th May 2025
55AQI
55AQI
10th May 2025
56AQI
56AQI
11th May 2025
60AQI
60AQI
12th May 2025
65AQI
65AQI
13th May 2025
62AQI
62AQI
14th May 2025
55AQI
55AQI
15th May 2025
50AQI
50AQI
16th May 2025
58AQI
58AQI
17th May 2025
65AQI
65AQI
18th May 2025
62AQI
62AQI
19th May 2025
60AQI
60AQI
20th May 2025
64AQI
64AQI
21st May 2025
46AQI
46AQI
22nd May 2025
58AQI
58AQI
23rd May 2025
41AQI
41AQI
24th May 2025
63AQI
63AQI
25th May 2025
64AQI
64AQI
26th May 2025
61AQI
61AQI
27th May 2025
59AQI
59AQI
28th May 2025
57AQI
57AQI
29th May 2025
58AQI
58AQI
30th May 2025
73AQI
73AQI
31st May 2025
63AQI
63AQI
1st June 2025
53AQI
53AQI
2nd June 2025
47AQI
47AQI
3rd June 2025
52AQI
52AQI
4th June 2025
62AQI
62AQI
5th June 2025
54AQI
54AQI
6th June 2025
55AQI
55AQI
7th June 2025
54AQI
54AQI
8th June 2025
45AQI
45AQI
9th June 2025
54AQI
54AQI
10th June 2025
43AQI
43AQI
11th June 2025
48AQI
48AQI
12th June 2025
43AQI
43AQI
13th June 2025
39AQI
39AQI
14th June 2025
46AQI
46AQI
15th June 2025
40AQI
40AQI
16th June 2025
41AQI
41AQI
17th June 2025
52AQI
52AQI
18th June 2025
54AQI
54AQI
19th June 2025
49AQI
49AQI
20th June 2025
44AQI
44AQI
21st June 2025
53AQI
53AQI
22nd June 2025
57AQI
57AQI
23rd June 2025
52AQI
52AQI
24th June 2025
55AQI
55AQI
25th June 2025
55AQI
55AQI
26th June 2025
56AQI
56AQI
27th June 2025
56AQI
56AQI
28th June 2025
56AQI
56AQI
29th June 2025
44AQI
44AQI
30th June 2025
40AQI
40AQI
1st July 2025
41AQI
41AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
52AQI
52AQI
4th July 2025
50AQI
50AQI
5th July 2025
49AQI
49AQI
6th July 2025
39AQI
39AQI
7th July 2025
40AQI
40AQI
8th July 2025
40AQI
40AQI
9th July 2025
42AQI
42AQI
10th July 2025
48AQI
48AQI
11th July 2025
43AQI
43AQI
12th July 2025
41AQI
41AQI
13th July 2025
44AQI
44AQI
14th July 2025
59AQI
59AQI
15th July 2025
58AQI
58AQI
16th July 2025
59AQI
59AQI
17th July 2025
57AQI
57AQI
18th July 2025
52AQI
52AQI
19th July 2025
45AQI
45AQI
20th July 2025
43AQI
43AQI
21st July 2025
39AQI
39AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
38AQI
38AQI
24th July 2025
39AQI
39AQI
25th July 2025
39AQI
39AQI
26th July 2025
34AQI
34AQI
27th July 2025
35AQI
35AQI
28th July 2025
36AQI
36AQI
29th July 2025
34AQI
34AQI
30th July 2025
32AQI
32AQI
31st July 2025
48AQI
48AQI
1st August 2025
52AQI
52AQI
2nd August 2025
56AQI
56AQI
3rd August 2025
57AQI
57AQI
4th August 2025
60AQI
60AQI
5th August 2025
53AQI
53AQI
94AQI
83AQI
69AQI
66AQI
59AQI
50AQI
44AQI
56AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202566AQI
19
10
2
22
6
1
30
30
4
27
13
17
25
6
5
43
156
16
2
Highest AQI recorded in
January94AQI
Lowest AQI recorded in
July44AQI
202455AQI
3
6
8
3
1
3
1
4
1
2
3
13
2
20
10
25
6
17
14
23
6
20
11
18
12
24
7
143
101
15
4
Highest AQI recorded in
January101AQI
Lowest AQI recorded in
July43AQI
202384AQI
2
1
3
21
5
2
3
23
6
2
Highest AQI recorded in
November85AQI
Lowest AQI recorded in
December83AQI
202253AQI
6
2
2
1
7
12
2
14
15
2
11
6
18
12
1
23
7
9
12
2
1
1
19
8
2
110
75
9
1
Highest AQI recorded in
January70AQI
Lowest AQI recorded in
June40AQI
202151AQI
1
16
3
16
8
30
1
29
2
21
9
20
3
7
21
1
6
16
6
2
130
76
10
2
Highest AQI recorded in
January80AQI
Lowest AQI recorded in
July34AQI
202054AQI
9
4
4
11
6
3
15
14
16
20
10
20
9
23
6
1
24
7
21
8
1
10
15
4
2
148
101
12
2
Highest AQI recorded in
April80AQI
Lowest AQI recorded in
August41AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
84AQILeast Polluted Year Recorded
2021(Avg.)
51AQIDaishan Environmental Protection Building's annual 2025 AQI (66) shows an average percentage change of 14.8% (worsened AQI) compared to previous years: 2020 (54), 2021 (51), 2022 (53), 2023 (84), 2024 (55).
