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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Putuo East Port, 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

Putuo East Port, Zhoushan, Zhejiang, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
12th Aug 2024
81AQI
Lowest AQI recorded on
30th Aug 2023
15AQI

Same Day Analysis (18th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 33 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 17th Aug - 18th Aug 2026

Putuo East Port, Zhoushan, Zhejiang, China

AQI
Day
Night
.

5 AM17th Aug 2026

6 PM

4 AM18th Aug 2026

Day time
Avg. Highest Time
10AM17th Aug

46AQI

Avg. Lowest Time
2PM17th Aug

21AQI

Night time
Avg. Highest Time
3AM18th Aug

33AQI

Avg. Lowest Time
1AM18th Aug

21AQI

In the last 24 hours,

Putuo East Port's AQI reached its highest point of 46 at 10 AM during the Day, while the lowest point, 21, was recorded at 1 AM during the Night between 17th Aug and 18th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Putuo East Port, Zhoushan, Zhejiang, China

JulAug
20th - 21st21st - 22nd22nd - 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
Day
Night
20th Jul 2026425 AMAQI
20th Jul 2026406 AMAQI
20th Jul 2026367 AMAQI
20th Jul 2026448 AMAQI
20th Jul 2026429 AMAQI
20th Jul 20264910 AMAQI
20th Jul 20265611 AMAQI
20th Jul 20265412 PMAQI
20th Jul 2026551 PMAQI
20th Jul 2026562 PMAQI
20th Jul 2026583 PMAQI
20th Jul 2026584 PMAQI
20th Jul 2026555 PMAQI
20th Jul 2026556 PMAQI
20th Jul 2026567 PMAQI
20th Jul 2026578 PMAQI
20th Jul 2026559 PMAQI
20th Jul 20265510 PMAQI
20th Jul 20265211 PMAQI
21st Jul 20265512 AMAQI
21st Jul 2026531 AMAQI
21st Jul 2026522 AMAQI
21st Jul 2026513 AMAQI
21st Jul 2026504 AMAQI

27°C26/28°C

21st Jul 2026505 AMAQI
21st Jul 2026486 AMAQI
21st Jul 2026527 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026599 AMAQI
21st Jul 20265210 AMAQI
21st Jul 20265512 PMAQI
21st Jul 2026561 PMAQI
21st Jul 2026552 PMAQI
21st Jul 2026553 PMAQI
21st Jul 2026534 PMAQI
21st Jul 2026555 PMAQI
21st Jul 2026946 PMAQI
21st Jul 2026547 PMAQI
21st Jul 2026548 PMAQI
21st Jul 2026559 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20265611 PMAQI
22nd Jul 20265712 AMAQI
22nd Jul 2026561 AMAQI
22nd Jul 2026552 AMAQI
22nd Jul 2026563 AMAQI
22nd Jul 2026604 AMAQI

27°C26/28°C

22nd Jul 2026605 AMAQI
22nd Jul 2026606 AMAQI
22nd Jul 2026597 AMAQI
22nd Jul 2026558 AMAQI
22nd Jul 2026539 AMAQI
22nd Jul 20265310 AMAQI
22nd Jul 20265411 AMAQI
22nd Jul 20265512 PMAQI
22nd Jul 2026641 PMAQI
22nd Jul 2026642 PMAQI
22nd Jul 2026603 PMAQI
22nd Jul 2026564 PMAQI
22nd Jul 2026605 PMAQI
22nd Jul 2026586 PMAQI
22nd Jul 2026587 PMAQI
22nd Jul 2026588 PMAQI
22nd Jul 2026599 PMAQI
22nd Jul 20266610 PMAQI
22nd Jul 20266511 PMAQI
23rd Jul 20266212 AMAQI
23rd Jul 2026571 AMAQI
23rd Jul 2026522 AMAQI
23rd Jul 2026533 AMAQI
23rd Jul 2026524 AMAQI

27°C26/28°C

23rd Jul 2026515 AMAQI
23rd Jul 2026516 AMAQI
23rd Jul 2026527 AMAQI
23rd Jul 2026558 AMAQI
23rd Jul 2026549 AMAQI
23rd Jul 20265610 AMAQI
23rd Jul 20265411 AMAQI
23rd Jul 20265512 PMAQI
23rd Jul 2026591 PMAQI
23rd Jul 2026582 PMAQI
23rd Jul 2026593 PMAQI
23rd Jul 2026564 PMAQI
23rd Jul 2026565 PMAQI
23rd Jul 2026536 PMAQI
23rd Jul 2026547 PMAQI
23rd Jul 2026528 PMAQI
23rd Jul 2026559 PMAQI
23rd Jul 20265310 PMAQI
23rd Jul 20265511 PMAQI
24th Jul 20265012 AMAQI
24th Jul 2026481 AMAQI
24th Jul 2026422 AMAQI
24th Jul 2026423 AMAQI
24th Jul 2026384 AMAQI

27°C26/28°C

24th Jul 2026425 AMAQI
24th Jul 2026426 AMAQI
24th Jul 2026467 AMAQI
24th Jul 2026468 AMAQI
24th Jul 2026519 AMAQI
24th Jul 20265110 AMAQI
24th Jul 20265011 AMAQI
24th Jul 20265312 PMAQI
24th Jul 2026531 PMAQI
24th Jul 2026482 PMAQI
24th Jul 2026403 PMAQI
24th Jul 2026424 PMAQI
24th Jul 2026445 PMAQI
24th Jul 2026406 PMAQI
24th Jul 2026447 PMAQI
24th Jul 2026408 PMAQI
24th Jul 2026389 PMAQI
24th Jul 20263310 PMAQI
24th Jul 20262911 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026234 AMAQI

27°C26/28°C

25th Jul 2026215 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026217 AMAQI
25th Jul 2026218 AMAQI
25th Jul 2026239 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20262711 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026234 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026277 PMAQI
25th Jul 2026298 PMAQI
25th Jul 2026279 PMAQI
25th Jul 20262910 PMAQI
25th Jul 20262711 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026252 AMAQI
26th Jul 2026253 AMAQI
26th Jul 2026254 AMAQI

28°C27/29°C

26th Jul 2026255 AMAQI
26th Jul 2026276 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026248 AMAQI
26th Jul 2026279 AMAQI
26th Jul 20262910 AMAQI
26th Jul 20263011 AMAQI
26th Jul 20262912 PMAQI
26th Jul 2026291 PMAQI
26th Jul 2026282 PMAQI
26th Jul 2026263 PMAQI
26th Jul 2026244 PMAQI
26th Jul 2026235 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026257 PMAQI
26th Jul 2026248 PMAQI
26th Jul 2026239 PMAQI
26th Jul 20262210 PMAQI
26th Jul 20262211 PMAQI
27th Jul 20262212 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026212 AMAQI
27th Jul 2026233 AMAQI
27th Jul 2026214 AMAQI

28°C27/29°C

27th Jul 2026215 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026239 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262711 AMAQI
27th Jul 20262712 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026254 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026277 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026232 AMAQI
28th Jul 2026253 AMAQI
28th Jul 2026294 AMAQI

27°C27/28°C

28th Jul 2026255 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262310 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262312 PMAQI
28th Jul 2026231 PMAQI
28th Jul 2026192 PMAQI
28th Jul 2026173 PMAQI
28th Jul 2026194 PMAQI
28th Jul 2026195 PMAQI
28th Jul 2026126 PMAQI
28th Jul 2026197 PMAQI
28th Jul 2026178 PMAQI
28th Jul 2026179 PMAQI
28th Jul 20261910 PMAQI
28th Jul 20261711 PMAQI
29th Jul 20261712 AMAQI
29th Jul 2026171 AMAQI
29th Jul 2026172 AMAQI
29th Jul 2026163 AMAQI
29th Jul 2026174 AMAQI

28°C27/28°C

29th Jul 2026195 AMAQI
29th Jul 2026216 AMAQI
29th Jul 2026177 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262310 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026231 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026253 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026196 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262311 PMAQI
30th Jul 20262312 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026294 AMAQI

28°C27/29°C

30th Jul 2026295 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026318 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20263310 AMAQI
30th Jul 20263311 AMAQI
30th Jul 20263412 PMAQI
30th Jul 2026381 PMAQI
30th Jul 2026422 PMAQI
30th Jul 2026333 PMAQI
30th Jul 2026334 PMAQI
30th Jul 2026315 PMAQI
30th Jul 2026316 PMAQI
30th Jul 2026297 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026389 PMAQI
30th Jul 20265010 PMAQI
30th Jul 20264411 PMAQI
31st Jul 20263612 AMAQI
31st Jul 2026321 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI

28°C27/29°C

31st Jul 2026295 AMAQI
31st Jul 2026336 AMAQI
31st Jul 2026527 AMAQI
31st Jul 2026578 AMAQI
31st Jul 2026559 AMAQI
31st Jul 20265910 AMAQI
31st Jul 20266511 AMAQI
31st Jul 20267412 PMAQI
31st Jul 2026681 PMAQI
31st Jul 2026802 PMAQI
31st Jul 2026643 PMAQI
31st Jul 2026564 PMAQI
31st Jul 2026545 PMAQI
31st Jul 2026606 PMAQI
31st Jul 2026567 PMAQI
31st Jul 2026448 PMAQI
31st Jul 2026629 PMAQI
31st Jul 20266010 PMAQI
31st Jul 20264911 PMAQI
1st Aug 20265112 AMAQI
1st Aug 2026551 AMAQI
1st Aug 2026592 AMAQI
1st Aug 2026623 AMAQI
1st Aug 2026654 AMAQI

28°C27/29°C

1st Aug 2026665 AMAQI
1st Aug 2026606 AMAQI
1st Aug 2026637 AMAQI
1st Aug 2026718 AMAQI
1st Aug 2026609 AMAQI
1st Aug 20265010 AMAQI
1st Aug 20265011 AMAQI
1st Aug 20266012 PMAQI
1st Aug 2026661 PMAQI
1st Aug 2026692 PMAQI
1st Aug 2026693 PMAQI
1st Aug 2026704 PMAQI
1st Aug 2026695 PMAQI
1st Aug 2026706 PMAQI
1st Aug 2026697 PMAQI
1st Aug 2026708 PMAQI
1st Aug 2026809 PMAQI
1st Aug 20268310 PMAQI
1st Aug 20267811 PMAQI
2nd Aug 20267512 AMAQI
2nd Aug 2026741 AMAQI
2nd Aug 2026762 AMAQI
2nd Aug 2026803 AMAQI
2nd Aug 2026784 AMAQI

28°C27/30°C

2nd Aug 2026765 AMAQI
2nd Aug 2026966 AMAQI
2nd Aug 20261057 AMAQI
2nd Aug 2026948 AMAQI
2nd Aug 2026529 AMAQI
2nd Aug 20265210 AMAQI
2nd Aug 20264911 AMAQI
2nd Aug 20265312 PMAQI
2nd Aug 2026571 PMAQI
2nd Aug 2026582 PMAQI
2nd Aug 2026543 PMAQI
2nd Aug 2026534 PMAQI
2nd Aug 2026545 PMAQI
2nd Aug 2026556 PMAQI
2nd Aug 2026557 PMAQI
2nd Aug 2026598 PMAQI
2nd Aug 2026609 PMAQI
2nd Aug 20265110 PMAQI
2nd Aug 20265011 PMAQI
3rd Aug 20264612 AMAQI
3rd Aug 2026531 AMAQI
3rd Aug 2026572 AMAQI
3rd Aug 2026623 AMAQI
3rd Aug 2026624 AMAQI

28°C27/29°C

3rd Aug 2026585 AMAQI
3rd Aug 2026606 AMAQI
3rd Aug 2026577 AMAQI
3rd Aug 2026588 AMAQI
3rd Aug 2026609 AMAQI
3rd Aug 20265810 AMAQI
3rd Aug 20264811 AMAQI
3rd Aug 20264412 PMAQI
3rd Aug 2026441 PMAQI
3rd Aug 2026292 PMAQI
3rd Aug 2026213 PMAQI
3rd Aug 2026384 PMAQI
3rd Aug 2026515 PMAQI
3rd Aug 2026406 PMAQI
3rd Aug 2026317 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026219 PMAQI
3rd Aug 20262910 PMAQI
3rd Aug 20262711 PMAQI
4th Aug 20262312 AMAQI
4th Aug 2026211 AMAQI
4th Aug 2026292 AMAQI
4th Aug 2026383 AMAQI
4th Aug 2026384 AMAQI

28°C27/29°C

4th Aug 2026275 AMAQI
4th Aug 2026386 AMAQI
4th Aug 2026527 AMAQI
4th Aug 2026508 AMAQI
4th Aug 2026369 AMAQI
4th Aug 20262510 AMAQI
4th Aug 20262111 AMAQI
4th Aug 20262912 PMAQI
4th Aug 2026211 PMAQI
4th Aug 2026212 PMAQI
4th Aug 2026273 PMAQI
4th Aug 2026294 PMAQI
4th Aug 2026515 PMAQI
4th Aug 2026656 PMAQI
4th Aug 2026767 PMAQI
4th Aug 2026878 PMAQI
4th Aug 2026929 PMAQI
4th Aug 20269210 PMAQI
4th Aug 20269411 PMAQI
5th Aug 20268012 AMAQI
5th Aug 2026531 AMAQI
5th Aug 2026442 AMAQI
5th Aug 2026423 AMAQI
5th Aug 2026384 AMAQI

28°C26/30°C

5th Aug 2026485 AMAQI
5th Aug 2026526 AMAQI
5th Aug 2026567 AMAQI
5th Aug 2026548 AMAQI
5th Aug 2026509 AMAQI
5th Aug 20264010 AMAQI
5th Aug 20263111 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026332 PMAQI
5th Aug 2026443 PMAQI
5th Aug 2026364 PMAQI
5th Aug 2026365 PMAQI
5th Aug 2026486 PMAQI
5th Aug 2026607 PMAQI
5th Aug 2026598 PMAQI
5th Aug 2026649 PMAQI
5th Aug 20266910 PMAQI
5th Aug 20266211 PMAQI
6th Aug 20265512 AMAQI
6th Aug 2026541 AMAQI
6th Aug 2026532 AMAQI
6th Aug 2026513 AMAQI
6th Aug 2026444 AMAQI

28°C27/30°C

6th Aug 2026465 AMAQI
6th Aug 2026446 AMAQI
6th Aug 2026517 AMAQI
6th Aug 2026548 AMAQI
6th Aug 2026449 AMAQI
6th Aug 20264610 AMAQI
6th Aug 20264811 AMAQI
6th Aug 20264012 PMAQI
6th Aug 2026441 PMAQI
6th Aug 2026422 PMAQI
6th Aug 2026513 PMAQI
6th Aug 2026574 PMAQI
6th Aug 2026585 PMAQI
6th Aug 2026696 PMAQI
6th Aug 2026677 PMAQI
6th Aug 2026628 PMAQI
6th Aug 2026559 PMAQI
6th Aug 20264210 PMAQI
6th Aug 20263811 PMAQI
7th Aug 20263612 AMAQI
7th Aug 2026361 AMAQI
7th Aug 2026382 AMAQI
7th Aug 2026443 AMAQI
7th Aug 2026444 AMAQI

28°C27/30°C

7th Aug 2026335 AMAQI
7th Aug 2026336 AMAQI
7th Aug 2026317 AMAQI
7th Aug 2026338 AMAQI
7th Aug 2026319 AMAQI
7th Aug 20263110 AMAQI
7th Aug 20263611 AMAQI
7th Aug 20264012 PMAQI
7th Aug 2026381 PMAQI
7th Aug 2026362 PMAQI
7th Aug 2026363 PMAQI
7th Aug 2026344 PMAQI
7th Aug 2026385 PMAQI
7th Aug 2026336 PMAQI
7th Aug 2026317 PMAQI
7th Aug 2026318 PMAQI
7th Aug 2026369 PMAQI
7th Aug 20263410 PMAQI
7th Aug 20263311 PMAQI
8th Aug 20262912 AMAQI
8th Aug 2026421 AMAQI
8th Aug 2026382 AMAQI
8th Aug 2026463 AMAQI
8th Aug 2026344 AMAQI

28°C27/29°C

8th Aug 2026385 AMAQI
8th Aug 2026386 AMAQI
8th Aug 2026337 AMAQI
8th Aug 2026488 AMAQI
8th Aug 2026469 AMAQI
8th Aug 20263610 AMAQI
8th Aug 20263111 AMAQI
8th Aug 20263612 PMAQI
8th Aug 2026401 PMAQI
8th Aug 2026422 PMAQI
8th Aug 2026273 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026295 PMAQI
8th Aug 2026316 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026279 PMAQI
8th Aug 20262710 PMAQI
8th Aug 20262711 PMAQI
9th Aug 20262712 AMAQI
9th Aug 2026361 AMAQI
9th Aug 2026342 AMAQI
9th Aug 2026253 AMAQI
9th Aug 2026294 AMAQI

28°C26/29°C

9th Aug 2026255 AMAQI
9th Aug 2026336 AMAQI
9th Aug 2026367 AMAQI
9th Aug 2026348 AMAQI
9th Aug 2026239 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262511 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026331 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026253 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026235 PMAQI
9th Aug 2026276 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026278 PMAQI
9th Aug 2026409 PMAQI
9th Aug 20262710 PMAQI
9th Aug 20263411 PMAQI
10th Aug 20262312 AMAQI
10th Aug 2026381 AMAQI
10th Aug 2026312 AMAQI
10th Aug 2026313 AMAQI
10th Aug 2026334 AMAQI

27°C26/28°C

10th Aug 2026425 AMAQI
10th Aug 2026346 AMAQI
10th Aug 2026427 AMAQI
10th Aug 2026448 AMAQI
10th Aug 2026409 AMAQI
10th Aug 20263810 AMAQI
10th Aug 20264211 AMAQI
10th Aug 20265212 PMAQI
10th Aug 2026291 PMAQI
10th Aug 2026302 PMAQI
10th Aug 2026383 PMAQI
10th Aug 2026224 PMAQI
10th Aug 2026295 PMAQI
10th Aug 2026296 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026279 PMAQI
10th Aug 20264210 PMAQI
10th Aug 20264411 PMAQI
11th Aug 20264212 AMAQI
11th Aug 2026381 AMAQI
11th Aug 2026462 AMAQI
11th Aug 2026293 AMAQI
11th Aug 2026324 AMAQI

28°C27/28°C

11th Aug 2026365 AMAQI
11th Aug 2026446 AMAQI
11th Aug 2026387 AMAQI
11th Aug 2026368 AMAQI
11th Aug 2026549 AMAQI
11th Aug 20264910 AMAQI
11th Aug 20264411 AMAQI
11th Aug 20264412 PMAQI
11th Aug 2026491 PMAQI
11th Aug 2026382 PMAQI
11th Aug 2026463 PMAQI
11th Aug 2026484 PMAQI
11th Aug 2026425 PMAQI
11th Aug 2026446 PMAQI
11th Aug 2026427 PMAQI
11th Aug 2026448 PMAQI
11th Aug 2026509 PMAQI
11th Aug 20265110 PMAQI
11th Aug 20264711 PMAQI
12th Aug 20264612 AMAQI
12th Aug 2026441 AMAQI
12th Aug 2026452 AMAQI
12th Aug 2026423 AMAQI
12th Aug 2026464 AMAQI

27°C27/28°C

12th Aug 2026565 AMAQI
12th Aug 2026426 AMAQI
12th Aug 2026367 AMAQI
12th Aug 2026478 AMAQI
12th Aug 2026489 AMAQI
12th Aug 20264410 AMAQI
12th Aug 20265511 AMAQI
12th Aug 20265612 PMAQI
12th Aug 2026581 PMAQI
12th Aug 2026552 PMAQI
12th Aug 2026493 PMAQI
12th Aug 2026564 PMAQI
12th Aug 2026385 PMAQI
12th Aug 2026366 PMAQI
12th Aug 2026467 PMAQI
12th Aug 2026558 PMAQI
12th Aug 2026599 PMAQI
12th Aug 20265810 PMAQI
12th Aug 20265311 PMAQI
13th Aug 20265012 AMAQI
13th Aug 2026421 AMAQI
13th Aug 2026532 AMAQI
13th Aug 2026523 AMAQI
13th Aug 2026554 AMAQI

27°C26/28°C

13th Aug 2026535 AMAQI
13th Aug 2026646 AMAQI
13th Aug 2026667 AMAQI
13th Aug 2026658 AMAQI
13th Aug 2026649 AMAQI
13th Aug 20265610 AMAQI
13th Aug 20265211 AMAQI
13th Aug 20264412 PMAQI
13th Aug 2026461 PMAQI
13th Aug 2026382 PMAQI
13th Aug 2026363 PMAQI
13th Aug 2026294 PMAQI
13th Aug 2026425 PMAQI
13th Aug 2026506 PMAQI
13th Aug 2026577 PMAQI
13th Aug 2026588 PMAQI
13th Aug 2026769 PMAQI
13th Aug 20266210 PMAQI
13th Aug 20266711 PMAQI
14th Aug 20267012 AMAQI
14th Aug 2026681 AMAQI
14th Aug 2026632 AMAQI
14th Aug 2026593 AMAQI
14th Aug 2026564 AMAQI

27°C26/28°C

14th Aug 2026505 AMAQI
14th Aug 2026496 AMAQI
14th Aug 2026547 AMAQI
14th Aug 2026568 AMAQI
14th Aug 2026609 AMAQI
14th Aug 20264810 AMAQI
14th Aug 20262911 AMAQI
14th Aug 20263112 PMAQI
14th Aug 2026421 PMAQI
14th Aug 2026422 PMAQI
14th Aug 2026483 PMAQI
14th Aug 2026504 PMAQI
14th Aug 2026495 PMAQI
14th Aug 2026336 PMAQI
14th Aug 2026337 PMAQI
14th Aug 2026428 PMAQI
14th Aug 2026489 PMAQI
14th Aug 20264610 PMAQI
14th Aug 20264411 PMAQI
15th Aug 20264012 AMAQI
15th Aug 2026311 AMAQI
15th Aug 2026292 AMAQI
15th Aug 2026663 AMAQI
15th Aug 2026684 AMAQI

27°C26/28°C

15th Aug 2026725 AMAQI
15th Aug 2026696 AMAQI
15th Aug 2026577 AMAQI
15th Aug 2026648 AMAQI
15th Aug 2026629 AMAQI
15th Aug 20265710 AMAQI
15th Aug 20265811 AMAQI
15th Aug 20266212 PMAQI
15th Aug 2026561 PMAQI
15th Aug 2026482 PMAQI
15th Aug 2026463 PMAQI
15th Aug 2026504 PMAQI
15th Aug 2026445 PMAQI
15th Aug 2026586 PMAQI
15th Aug 2026657 PMAQI
15th Aug 2026758 PMAQI
15th Aug 2026729 PMAQI
15th Aug 20266910 PMAQI
15th Aug 20267311 PMAQI
16th Aug 20268812 AMAQI
16th Aug 2026921 AMAQI
16th Aug 2026802 AMAQI
16th Aug 2026583 AMAQI
16th Aug 2026424 AMAQI

27°C25/29°C

16th Aug 2026385 AMAQI
16th Aug 2026486 AMAQI
16th Aug 2026697 AMAQI
16th Aug 2026798 AMAQI
16th Aug 2026689 AMAQI
16th Aug 20265210 AMAQI
16th Aug 20263311 AMAQI
16th Aug 20262512 PMAQI
16th Aug 2026271 PMAQI
16th Aug 2026252 PMAQI
16th Aug 2026213 PMAQI
16th Aug 2026254 PMAQI
16th Aug 2026255 PMAQI
16th Aug 2026296 PMAQI
16th Aug 2026277 PMAQI
16th Aug 2026258 PMAQI
16th Aug 2026299 PMAQI
16th Aug 20262310 PMAQI
16th Aug 20263311 PMAQI
17th Aug 20263812 AMAQI
17th Aug 2026401 AMAQI
17th Aug 2026382 AMAQI
17th Aug 2026273 AMAQI
17th Aug 2026254 AMAQI

27°C26/28°C

17th Aug 2026295 AMAQI
17th Aug 2026256 AMAQI
17th Aug 2026297 AMAQI
17th Aug 2026428 AMAQI
17th Aug 2026449 AMAQI
17th Aug 20264610 AMAQI
17th Aug 20263311 AMAQI
17th Aug 20263312 PMAQI
17th Aug 2026251 PMAQI
17th Aug 2026212 PMAQI
17th Aug 2026253 PMAQI
17th Aug 2026314 PMAQI
17th Aug 2026275 PMAQI
17th Aug 2026276 PMAQI
17th Aug 2026257 PMAQI
17th Aug 2026258 PMAQI
17th Aug 2026279 PMAQI
17th Aug 20262510 PMAQI
17th Aug 20262311 PMAQI
18th Aug 20262312 AMAQI
18th Aug 2026211 AMAQI
18th Aug 2026252 AMAQI
18th Aug 2026333 AMAQI
18th Aug 2026334 AMAQI

16°C10/23°C

18th Aug 2026385 AMAQI
5 AM
18th Aug 2026426 AMAQI
18th Aug 2026447 AMAQI
18th Aug 2026558 AMAQI
18th Aug 2026539 AMAQI
18th Aug 20263410 AMAQI
18th Aug 20263811 AMAQI
11 AM
18th Aug 20263812 PMAQI
18th Aug 2026331 PMAQI
18th Aug 2026332 PMAQI
18th Aug 2026313 PMAQI
18th Aug 2026294 PMAQI
18th Aug 2026275 PMAQI
18th Aug 2026256 PMAQI
6 PM
18th Aug 2026277 PMAQI
18th Aug 2026318 PMAQI
18th Aug 2026239 PMAQI
18th Aug 20262910 PMAQI
18th Aug 20263111 PMAQI
11 PM
4 AM

27°C26/28°C

Day time
Avg. Highest Time
8 AM

48AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
2 PM - 5 PM

40AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 8 AM (Avg. 48), while the lowest AQI was between 2 PM to 5 PM (Avg. 40).
Night time
Avg. Highest Time
9 PM - 11 PM

45AQI

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

42AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 45), while the lowest AQI was between 4 AM to 8 PM (Avg. 42).

2026 Days Vs Air Quality

Putuo East Port, Zhoushan, Zhejiang, China

2026

53%

121

40%

92

7%

15

0.8%

2

Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)

Good
121 Days
Moderate
92 Days
Poor
15 Days
Unhealthy
2 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 53%

Health Risk Level:

Considerable

In 2026, 53% of 230 days were within WHO’s safe air quality limits, and 47% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Putuo East Port, Zhoushan, Zhejiang, China

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
27AQI (US)
2nd January 2026
57AQI (US)
3rd January 2026
70AQI (US)
4th January 2026
69AQI (US)
5th January 2026
118AQI (US)
6th January 2026
155AQI (US)
7th January 2026
112AQI (US)
8th January 2026
125AQI (US)
9th January 2026
132AQI (US)
10th January 2026
107AQI (US)
11th January 2026
67AQI (US)
12th January 2026
60AQI (US)
13th January 2026
99AQI (US)
14th January 2026
97AQI (US)
15th January 2026
84AQI (US)
16th January 2026
150AQI (US)
17th January 2026
93AQI (US)
18th January 2026
77AQI (US)
19th January 2026
59AQI (US)
20th January 2026
26AQI (US)
21st January 2026
54AQI (US)
22nd January 2026
61AQI (US)
23rd January 2026
91AQI (US)
24th January 2026
142AQI (US)
25th January 2026
91AQI (US)
26th January 2026
54AQI (US)
27th January 2026
65AQI (US)
28th January 2026
50AQI (US)
29th January 2026
46AQI (US)
30th January 2026
42AQI (US)
31st January 2026
14AQI (US)
1st February 2026
70AQI (US)
2nd February 2026
140AQI (US)
3rd February 2026
104AQI (US)
4th February 2026
55AQI (US)
5th February 2026
82AQI (US)
6th February 2026
82AQI (US)
7th February 2026
36AQI (US)
8th February 2026
89AQI (US)
9th February 2026
39AQI (US)
10th February 2026
46AQI (US)
11th February 2026
109AQI (US)
12th February 2026
151AQI (US)
13th February 2026
94AQI (US)
14th February 2026
53AQI (US)
15th February 2026
79AQI (US)
16th February 2026
40AQI (US)
17th February 2026
45AQI (US)
18th February 2026
106AQI (US)
19th February 2026
131AQI (US)
20th February 2026
101AQI (US)
21st February 2026
62AQI (US)
22nd February 2026
60AQI (US)
23rd February 2026
57AQI (US)
24th February 2026
36AQI (US)
25th February 2026
39AQI (US)
26th February 2026
36AQI (US)
27th February 2026
22AQI (US)
28th February 2026
54AQI (US)
1st March 2026
28AQI (US)
2nd March 2026
32AQI (US)
3rd March 2026
45AQI (US)
4th March 2026
19AQI (US)
5th March 2026
43AQI (US)
6th March 2026
66AQI (US)
7th March 2026
53AQI (US)
8th March 2026
29AQI (US)
9th March 2026
38AQI (US)
10th March 2026
28AQI (US)
11th March 2026
30AQI (US)
12th March 2026
54AQI (US)
13th March 2026
93AQI (US)
14th March 2026
50AQI (US)
15th March 2026
21AQI (US)
16th March 2026
40AQI (US)
17th March 2026
89AQI (US)
18th March 2026
75AQI (US)
19th March 2026
59AQI (US)
20th March 2026
40AQI (US)
21st March 2026
24AQI (US)
22nd March 2026
47AQI (US)
23rd March 2026
45AQI (US)
24th March 2026
50AQI (US)
25th March 2026
88AQI (US)
26th March 2026
43AQI (US)
27th March 2026
55AQI (US)
28th March 2026
65AQI (US)
29th March 2026
102AQI (US)
30th March 2026
63AQI (US)
31st March 2026
47AQI (US)
1st April 2026
51AQI (US)
2nd April 2026
80AQI (US)
3rd April 2026
60AQI (US)
4th April 2026
79AQI (US)
5th April 2026
89AQI (US)
6th April 2026
50AQI (US)
7th April 2026
35AQI (US)
8th April 2026
21AQI (US)
9th April 2026
48AQI (US)
10th April 2026
72AQI (US)
11th April 2026
111AQI (US)
12th April 2026
42AQI (US)
13th April 2026
53AQI (US)
14th April 2026
72AQI (US)
15th April 2026
62AQI (US)
16th April 2026
51AQI (US)
17th April 2026
84AQI (US)
18th April 2026
46AQI (US)
19th April 2026
60AQI (US)
20th April 2026
30AQI (US)
21st April 2026
54AQI (US)
22nd April 2026
39AQI (US)
23rd April 2026
20AQI (US)
24th April 2026
57AQI (US)
25th April 2026
46AQI (US)
26th April 2026
63AQI (US)
27th April 2026
60AQI (US)
28th April 2026
65AQI (US)
29th April 2026
16AQI (US)
30th April 2026
51AQI (US)
1st May 2026
74AQI (US)
2nd May 2026
46AQI (US)
3rd May 2026
58AQI (US)
4th May 2026
44AQI (US)
5th May 2026
32AQI (US)
6th May 2026
27AQI (US)
7th May 2026
40AQI (US)
8th May 2026
40AQI (US)
9th May 2026
24AQI (US)
10th May 2026
24AQI (US)
11th May 2026
16AQI (US)
12th May 2026
51AQI (US)
13th May 2026
39AQI (US)
14th May 2026
25AQI (US)
15th May 2026
40AQI (US)
16th May 2026
75AQI (US)
17th May 2026
59AQI (US)
18th May 2026
52AQI (US)
19th May 2026
45AQI (US)
20th May 2026
61AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
71AQI (US)
23rd May 2026
65AQI (US)
24th May 2026
64AQI (US)
25th May 2026
56AQI (US)
26th May 2026
50AQI (US)
27th May 2026
66AQI (US)
28th May 2026
79AQI (US)
29th May 2026
54AQI (US)
30th May 2026
21AQI (US)
31st May 2026
30AQI (US)
1st June 2026
66AQI (US)
2nd June 2026
55AQI (US)
3rd June 2026
75AQI (US)
4th June 2026
92AQI (US)
5th June 2026
43AQI (US)
6th June 2026
17AQI (US)
7th June 2026
33AQI (US)
8th June 2026
33AQI (US)
9th June 2026
14AQI (US)
10th June 2026
40AQI (US)
11th June 2026
45AQI (US)
12th June 2026
22AQI (US)
13th June 2026
27AQI (US)
14th June 2026
23AQI (US)
15th June 2026
26AQI (US)
16th June 2026
17AQI (US)
17th June 2026
40AQI (US)
18th June 2026
35AQI (US)
19th June 2026
24AQI (US)
20th June 2026
36AQI (US)
21st June 2026
42AQI (US)
22nd June 2026
36AQI (US)
23rd June 2026
33AQI (US)
24th June 2026
25AQI (US)
25th June 2026
14AQI (US)
26th June 2026
33AQI (US)
27th June 2026
40AQI (US)
28th June 2026
53AQI (US)
29th June 2026
19AQI (US)
30th June 2026
28AQI (US)
1st July 2026
29AQI (US)
2nd July 2026
40AQI (US)
3rd July 2026
39AQI (US)
4th July 2026
37AQI (US)
5th July 2026
42AQI (US)
6th July 2026
40AQI (US)
7th July 2026
33AQI (US)
8th July 2026
32AQI (US)
9th July 2026
22AQI (US)
10th July 2026
25AQI (US)
11th July 2026
34AQI (US)
12th July 2026
46AQI (US)
13th July 2026
47AQI (US)
14th July 2026
32AQI (US)
15th July 2026
25AQI (US)
16th July 2026
51AQI (US)
17th July 2026
68AQI (US)
18th July 2026
71AQI (US)
19th July 2026
71AQI (US)
20th July 2026
55AQI (US)
21st July 2026
55AQI (US)
22nd July 2026
58AQI (US)
23rd July 2026
55AQI (US)
24th July 2026
44AQI (US)
25th July 2026
25AQI (US)
26th July 2026
25AQI (US)
27th July 2026
24AQI (US)
28th July 2026
22AQI (US)
29th July 2026
21AQI (US)
30th July 2026
33AQI (US)
31st July 2026
51AQI (US)
1st August 2026
65AQI (US)
2nd August 2026
65AQI (US)
3rd August 2026
45AQI (US)
4th August 2026
45AQI (US)
5th August 2026
48AQI (US)
6th August 2026
51AQI (US)
7th August 2026
35AQI (US)
8th August 2026
34AQI (US)
9th August 2026
29AQI (US)
10th August 2026
35AQI (US)
11th August 2026
43AQI (US)
12th August 2026
49AQI (US)
13th August 2026
53AQI (US)
14th August 2026
49AQI (US)
15th August 2026
58AQI (US)
16th August 2026
44AQI (US)
17th August 2026
30AQI (US)
18th August 2026
33AQI (US)
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

80AQI (US)

72AQI (US)

50AQI (US)

56AQI (US)

48AQI (US)

36AQI (US)

40AQI (US)

45AQI (US)

No. of days

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

202654AQI (US)

6
17
7
1
9
12
6
1
19
11
1
11
18
1
16
15
25
5
22
9
13
5
121
92
15
2

Highest AQI (US) recorded in

January

80AQI (US)

Lowest AQI (US) recorded in

June

36AQI (US)

202560AQI (US)

20
11
23
5
4
27
11
19
9
22
20
10
26
5
17
14
19
11
16
15
6
17
7
4
24
3
132
207
26

Highest AQI (US) recorded in

January

92AQI (US)

Lowest AQI (US) recorded in

July

43AQI (US)

202459AQI (US)

5
10
10
5
10
13
4
2
2
25
4
4
11
13
2
19
11
24
7
14
17
24
5
30
1
18
12
25
6
163
139
24
7

Highest AQI (US) recorded in

January

102AQI (US)

Lowest AQI (US) recorded in

October

31AQI (US)

202361AQI (US)

6
14
9
1
11
16
1
5
24
2
4
20
4
2
12
15
4
15
14
1
23
8
20
11
20
10
22
8
1
11
12
3
6
18
4
3
155
170
29
6

Highest AQI (US) recorded in

December

84AQI (US)

Lowest AQI (US) recorded in

September

43AQI (US)

202254AQI (US)

12
12
5
8
13
9
20
2
17
12
11
18
2
20
10
8
11
1
21
7
25
6
18
11
1
8
19
4
158
139
14

Highest AQI (US) recorded in

December

70AQI (US)

Lowest AQI (US) recorded in

October

39AQI (US)

202155AQI (US)

5
20
6
9
17
2
8
21
1
1
10
19
1
12
19
22
8
25
6
17
8
18
12
27
4
8
21
1
6
19
6
167
174
17
1

Highest AQI (US) recorded in

January

78AQI (US)

Lowest AQI (US) recorded in

July

40AQI (US)

202052AQI (US)

9
4
3
16
2
3
15
13
17
18
13
17
13
20
9
1
25
6
20
9
1
13
14
4
141
116
8

Highest AQI (US) recorded in

April

71AQI (US)

Lowest AQI (US) recorded in

October

43AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
61AQI (US)
Least Polluted Year Recorded
2020(Avg.)
52AQI (US)

Putuo East Port's annual 2026 AQI (US) (54) shows an average percentage change of -4.6% (improved AQI (US)) compared to previous years: 2020 (52), 2021 (55), 2022 (54), 2023 (61), 2024 (59), 2025 (60).