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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Chengnan Station, Yuyao, 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

Chengnan Station, Yuyao, Zhejiang, China

2022
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2022
97AQI
Lowest AQI recorded on
9th Aug 2026
27AQI

Same Day Analysis (17th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 2nd highest AQI at 35 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 16th Aug - 17th Aug 2026

Chengnan Station, Yuyao, Zhejiang, China

AQI
Day
Night
.

5 AM16th Aug 2026

6 PM

4 AM17th Aug 2026

Day time
Avg. Highest Time
5AM16th Aug

70AQI

Avg. Lowest Time
5PM16th Aug

53AQI

Night time
Avg. Highest Time
7PM16th Aug

69AQI

Avg. Lowest Time
10PM16th Aug

21AQI

In the last 24 hours,

Chengnan Station's AQI reached its highest point of 70 at 5 AM during the Day, while the lowest point, 21, was recorded at 10 PM during the Night between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Chengnan Station, Yuyao, Zhejiang, China

JulAug
19th - 20th20th - 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
Day
Night
19th Jul 2026545 AMAQI
19th Jul 2026556 AMAQI
19th Jul 2026557 AMAQI
19th Jul 2026588 AMAQI
19th Jul 2026629 AMAQI
19th Jul 20266710 AMAQI
19th Jul 20267111 AMAQI
19th Jul 20267412 PMAQI
19th Jul 2026741 PMAQI
19th Jul 2026752 PMAQI
19th Jul 2026663 PMAQI
19th Jul 2026404 PMAQI
19th Jul 2026235 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026317 PMAQI
19th Jul 2026448 PMAQI
19th Jul 2026469 PMAQI
19th Jul 20263010 PMAQI
19th Jul 20263111 PMAQI
20th Jul 20264212 AMAQI
20th Jul 2026401 AMAQI
20th Jul 2026292 AMAQI
20th Jul 2026253 AMAQI
20th Jul 2026234 AMAQI

29°C26/34°C

20th Jul 2026235 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026237 AMAQI
20th Jul 2026218 AMAQI
20th Jul 2026239 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262112 PMAQI
20th Jul 2026231 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026253 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026296 PMAQI
20th Jul 2026367 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026449 PMAQI
20th Jul 20264410 PMAQI
20th Jul 20264211 PMAQI
21st Jul 20265212 AMAQI
21st Jul 2026521 AMAQI
21st Jul 2026482 AMAQI
21st Jul 2026463 AMAQI
21st Jul 2026404 AMAQI

28°C24/35°C

21st Jul 2026335 AMAQI
21st Jul 2026366 AMAQI
21st Jul 2026297 AMAQI
21st Jul 2026298 AMAQI
21st Jul 2026319 AMAQI
21st Jul 20263110 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026331 PMAQI
21st Jul 2026342 PMAQI
21st Jul 2026333 PMAQI
21st Jul 2026384 PMAQI
21st Jul 2026365 PMAQI
21st Jul 2026866 PMAQI
21st Jul 2026407 PMAQI
21st Jul 2026348 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20263810 PMAQI
21st Jul 20264711 PMAQI
22nd Jul 20263812 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026522 AMAQI
22nd Jul 2026383 AMAQI
22nd Jul 2026404 AMAQI

27°C25/31°C

22nd Jul 2026495 AMAQI
22nd Jul 2026516 AMAQI
22nd Jul 2026587 AMAQI
22nd Jul 2026608 AMAQI
22nd Jul 2026529 AMAQI
22nd Jul 20266210 AMAQI
22nd Jul 20265811 AMAQI
22nd Jul 20266212 PMAQI
22nd Jul 2026691 PMAQI
22nd Jul 2026662 PMAQI
22nd Jul 2026593 PMAQI
22nd Jul 2026644 PMAQI
22nd Jul 2026605 PMAQI
22nd Jul 2026666 PMAQI
22nd Jul 2026547 PMAQI
22nd Jul 2026428 PMAQI
22nd Jul 2026559 PMAQI
22nd Jul 20264210 PMAQI
22nd Jul 20264211 PMAQI
23rd Jul 20264612 AMAQI
23rd Jul 2026541 AMAQI
23rd Jul 2026532 AMAQI
23rd Jul 2026573 AMAQI
23rd Jul 2026584 AMAQI

28°C24/34°C

23rd Jul 2026635 AMAQI
23rd Jul 2026656 AMAQI
23rd Jul 2026687 AMAQI
23rd Jul 2026688 AMAQI
23rd Jul 2026699 AMAQI
23rd Jul 20267010 AMAQI
23rd Jul 20268011 AMAQI
23rd Jul 20267812 PMAQI
23rd Jul 2026751 PMAQI
23rd Jul 2026762 PMAQI
23rd Jul 2026663 PMAQI
23rd Jul 2026704 PMAQI
23rd Jul 2026695 PMAQI
23rd Jul 2026706 PMAQI
23rd Jul 2026797 PMAQI
23rd Jul 2026738 PMAQI
23rd Jul 2026809 PMAQI
23rd Jul 20267510 PMAQI
23rd Jul 20267911 PMAQI
24th Jul 20267512 AMAQI
24th Jul 2026641 AMAQI
24th Jul 2026652 AMAQI
24th Jul 2026603 AMAQI
24th Jul 2026584 AMAQI

29°C24/36°C

24th Jul 2026585 AMAQI
24th Jul 2026556 AMAQI
24th Jul 2026557 AMAQI
24th Jul 2026588 AMAQI
24th Jul 2026579 AMAQI
24th Jul 20265610 AMAQI
24th Jul 20266211 AMAQI
24th Jul 20266512 PMAQI
24th Jul 2026641 PMAQI
24th Jul 2026622 PMAQI
24th Jul 2026653 PMAQI
24th Jul 2026694 PMAQI
24th Jul 2026655 PMAQI
24th Jul 2026656 PMAQI
24th Jul 2026647 PMAQI
24th Jul 2026658 PMAQI
24th Jul 2026609 PMAQI
24th Jul 20265410 PMAQI
24th Jul 20264611 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026291 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026213 AMAQI
25th Jul 2026234 AMAQI

29°C23/36°C

25th Jul 2026235 AMAQI
25th Jul 2026256 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262512 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026295 PMAQI
25th Jul 2026276 PMAQI
25th Jul 2026237 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262112 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026212 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026234 AMAQI

29°C24/36°C

26th Jul 2026255 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026217 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20262110 AMAQI
26th Jul 20262311 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026212 PMAQI
26th Jul 2026213 PMAQI
26th Jul 2026214 PMAQI
26th Jul 2026235 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026277 PMAQI
26th Jul 2026408 PMAQI
26th Jul 2026519 PMAQI
26th Jul 20265610 PMAQI
26th Jul 20263811 PMAQI
27th Jul 20264012 AMAQI
27th Jul 2026311 AMAQI
27th Jul 2026312 AMAQI
27th Jul 2026403 AMAQI
27th Jul 2026324 AMAQI

29°C25/35°C

27th Jul 2026385 AMAQI
27th Jul 2026236 AMAQI
27th Jul 2026277 AMAQI
27th Jul 2026318 AMAQI
27th Jul 2026429 AMAQI
27th Jul 20263010 AMAQI
27th Jul 20263811 AMAQI
27th Jul 20264412 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026362 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026234 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026296 PMAQI
27th Jul 2026327 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026269 PMAQI
27th Jul 20262710 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026252 AMAQI
28th Jul 2026213 AMAQI
28th Jul 2026434 AMAQI

28°C25/34°C

28th Jul 2026255 AMAQI
28th Jul 2026426 AMAQI
28th Jul 2026317 AMAQI
28th Jul 2026308 AMAQI
28th Jul 2026449 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20264812 PMAQI
28th Jul 2026461 PMAQI
28th Jul 2026482 PMAQI
28th Jul 2026333 PMAQI
28th Jul 2026424 PMAQI
28th Jul 2026405 PMAQI
28th Jul 2026256 PMAQI
28th Jul 2026297 PMAQI
28th Jul 2026388 PMAQI
28th Jul 2026389 PMAQI
28th Jul 20263610 PMAQI
28th Jul 20263611 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026341 AMAQI
29th Jul 2026402 AMAQI
29th Jul 2026463 AMAQI
29th Jul 2026494 AMAQI

28°C24/32°C

29th Jul 2026495 AMAQI
29th Jul 2026496 AMAQI
29th Jul 2026467 AMAQI
29th Jul 2026388 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20264810 AMAQI
29th Jul 20264611 AMAQI
29th Jul 20264412 PMAQI
29th Jul 2026511 PMAQI
29th Jul 2026422 PMAQI
29th Jul 2026403 PMAQI
29th Jul 2026494 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026526 PMAQI
29th Jul 2026467 PMAQI
29th Jul 2026448 PMAQI
29th Jul 2026489 PMAQI
29th Jul 20265610 PMAQI
29th Jul 20265511 PMAQI
30th Jul 20265412 AMAQI
30th Jul 2026541 AMAQI
30th Jul 2026512 AMAQI
30th Jul 2026553 AMAQI
30th Jul 2026544 AMAQI

29°C24/36°C

30th Jul 2026605 AMAQI
30th Jul 2026646 AMAQI
30th Jul 2026677 AMAQI
30th Jul 2026678 AMAQI
30th Jul 2026689 AMAQI
30th Jul 20265510 AMAQI
30th Jul 20264411 AMAQI
30th Jul 20263312 PMAQI
30th Jul 2026291 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026213 PMAQI
30th Jul 2026234 PMAQI
30th Jul 2026235 PMAQI
30th Jul 2026236 PMAQI
30th Jul 2026407 PMAQI
30th Jul 2026598 PMAQI
30th Jul 2026629 PMAQI
30th Jul 20266410 PMAQI
30th Jul 20266611 PMAQI
31st Jul 20266712 AMAQI
31st Jul 2026621 AMAQI
31st Jul 2026542 AMAQI
31st Jul 2026423 AMAQI
31st Jul 2026384 AMAQI

30°C25/36°C

31st Jul 2026315 AMAQI
31st Jul 2026366 AMAQI
31st Jul 2026557 AMAQI
31st Jul 2026388 AMAQI
31st Jul 2026299 AMAQI
31st Jul 20263110 AMAQI
31st Jul 20263611 AMAQI
31st Jul 20263612 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026362 PMAQI
31st Jul 2026423 PMAQI
31st Jul 2026444 PMAQI
31st Jul 2026425 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026537 PMAQI
31st Jul 2026658 PMAQI
31st Jul 2026719 PMAQI
31st Jul 20267010 PMAQI
31st Jul 20267811 PMAQI
1st Aug 20267612 AMAQI
1st Aug 2026901 AMAQI
1st Aug 2026852 AMAQI
1st Aug 2026783 AMAQI
1st Aug 2026854 AMAQI

29°C24/36°C

1st Aug 2026705 AMAQI
1st Aug 2026666 AMAQI
1st Aug 2026587 AMAQI
1st Aug 2026588 AMAQI
1st Aug 2026339 AMAQI
1st Aug 20262310 AMAQI
1st Aug 20262111 AMAQI
1st Aug 20262112 PMAQI
1st Aug 2026231 PMAQI
1st Aug 2026252 PMAQI
1st Aug 2026253 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026215 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026347 PMAQI
1st Aug 2026318 PMAQI
1st Aug 2026369 PMAQI
1st Aug 20262310 PMAQI
1st Aug 20262711 PMAQI
2nd Aug 20263812 AMAQI
2nd Aug 2026271 AMAQI
2nd Aug 2026292 AMAQI
2nd Aug 2026293 AMAQI
2nd Aug 2026274 AMAQI

30°C23/37°C

2nd Aug 2026255 AMAQI
2nd Aug 2026236 AMAQI
2nd Aug 2026257 AMAQI
2nd Aug 2026258 AMAQI
2nd Aug 2026299 AMAQI
2nd Aug 20263110 AMAQI
2nd Aug 20263611 AMAQI
2nd Aug 20264212 PMAQI
2nd Aug 2026461 PMAQI
2nd Aug 2026422 PMAQI
2nd Aug 2026403 PMAQI
2nd Aug 2026444 PMAQI
2nd Aug 2026445 PMAQI
2nd Aug 2026336 PMAQI
2nd Aug 2026447 PMAQI
2nd Aug 2026588 PMAQI
2nd Aug 2026669 PMAQI
2nd Aug 20266910 PMAQI
2nd Aug 20266911 PMAQI
3rd Aug 20267012 AMAQI
3rd Aug 2026741 AMAQI
3rd Aug 2026822 AMAQI
3rd Aug 2026783 AMAQI
3rd Aug 2026794 AMAQI

30°C25/37°C

3rd Aug 2026745 AMAQI
3rd Aug 2026716 AMAQI
3rd Aug 2026737 AMAQI
3rd Aug 2026788 AMAQI
3rd Aug 2026749 AMAQI
3rd Aug 20268010 AMAQI
3rd Aug 202610211 AMAQI
3rd Aug 202610012 PMAQI
3rd Aug 2026761 PMAQI
3rd Aug 2026682 PMAQI
3rd Aug 2026893 PMAQI
3rd Aug 2026844 PMAQI
3rd Aug 2026685 PMAQI
3rd Aug 2026596 PMAQI
3rd Aug 2026577 PMAQI
3rd Aug 2026608 PMAQI
3rd Aug 2026629 PMAQI
3rd Aug 20266610 PMAQI
3rd Aug 20267411 PMAQI
4th Aug 20269212 AMAQI
4th Aug 2026951 AMAQI
4th Aug 2026862 AMAQI
4th Aug 2026963 AMAQI
4th Aug 2026984 AMAQI

30°C25/36°C

4th Aug 20261045 AMAQI
4th Aug 2026926 AMAQI
4th Aug 2026847 AMAQI
4th Aug 2026748 AMAQI
4th Aug 2026649 AMAQI
4th Aug 20265310 AMAQI
4th Aug 20263611 AMAQI
4th Aug 20262912 PMAQI
4th Aug 2026271 PMAQI
4th Aug 2026252 PMAQI
4th Aug 2026293 PMAQI
4th Aug 2026364 PMAQI
4th Aug 2026425 PMAQI
4th Aug 2026446 PMAQI
4th Aug 2026477 PMAQI
4th Aug 2026528 PMAQI
4th Aug 2026609 PMAQI
4th Aug 20266410 PMAQI
4th Aug 20267011 PMAQI
5th Aug 20267112 AMAQI
5th Aug 2026781 AMAQI
5th Aug 2026782 AMAQI
5th Aug 2026763 AMAQI
5th Aug 2026784 AMAQI

28°C23/35°C

5th Aug 2026865 AMAQI
5th Aug 2026866 AMAQI
5th Aug 2026737 AMAQI
5th Aug 2026748 AMAQI
5th Aug 2026709 AMAQI
5th Aug 20266210 AMAQI
5th Aug 20265611 AMAQI
5th Aug 20265612 PMAQI
5th Aug 2026691 PMAQI
5th Aug 2026652 PMAQI
5th Aug 2026623 PMAQI
5th Aug 2026574 PMAQI
5th Aug 2026565 PMAQI
5th Aug 2026596 PMAQI
5th Aug 2026677 PMAQI
5th Aug 2026788 PMAQI
5th Aug 2026669 PMAQI
5th Aug 20267010 PMAQI
5th Aug 20267111 PMAQI
6th Aug 20267312 AMAQI
6th Aug 2026731 AMAQI
6th Aug 2026792 AMAQI
6th Aug 2026763 AMAQI
6th Aug 2026764 AMAQI

29°C25/35°C

6th Aug 2026825 AMAQI
6th Aug 2026796 AMAQI
6th Aug 2026767 AMAQI
6th Aug 2026828 AMAQI
6th Aug 2026859 AMAQI
6th Aug 20269210 AMAQI
6th Aug 20269411 AMAQI
6th Aug 20268912 PMAQI
6th Aug 2026831 PMAQI
6th Aug 2026812 PMAQI
6th Aug 2026623 PMAQI
6th Aug 2026624 PMAQI
6th Aug 2026605 PMAQI
6th Aug 2026626 PMAQI
6th Aug 2026647 PMAQI
6th Aug 2026548 PMAQI
6th Aug 2026429 PMAQI
6th Aug 20264610 PMAQI
6th Aug 20264611 PMAQI
7th Aug 20264212 AMAQI
7th Aug 2026421 AMAQI
7th Aug 2026442 AMAQI
7th Aug 2026423 AMAQI
7th Aug 2026404 AMAQI

29°C25/34°C

7th Aug 2026275 AMAQI
7th Aug 2026316 AMAQI
7th Aug 2026447 AMAQI
7th Aug 2026448 AMAQI
7th Aug 2026409 AMAQI
7th Aug 20264210 AMAQI
7th Aug 20264411 AMAQI
7th Aug 20264612 PMAQI
7th Aug 2026481 PMAQI
7th Aug 2026522 PMAQI
7th Aug 2026543 PMAQI
7th Aug 2026514 PMAQI
7th Aug 2026425 PMAQI
7th Aug 2026276 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026298 PMAQI
7th Aug 2026469 PMAQI
7th Aug 20264010 PMAQI
7th Aug 20263611 PMAQI
8th Aug 20263812 AMAQI
8th Aug 2026401 AMAQI
8th Aug 2026462 AMAQI
8th Aug 2026483 AMAQI
8th Aug 2026424 AMAQI

28°C25/33°C

8th Aug 2026315 AMAQI
8th Aug 2026336 AMAQI
8th Aug 2026427 AMAQI
8th Aug 2026498 AMAQI
8th Aug 2026579 AMAQI
8th Aug 20265410 AMAQI
8th Aug 20265211 AMAQI
8th Aug 20264612 PMAQI
8th Aug 2026291 PMAQI
8th Aug 2026422 PMAQI
8th Aug 2026563 PMAQI
8th Aug 2026234 PMAQI
8th Aug 2026425 PMAQI
8th Aug 2026446 PMAQI
8th Aug 2026387 PMAQI
8th Aug 2026238 PMAQI
8th Aug 2026299 PMAQI
8th Aug 20262710 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262412 AMAQI
9th Aug 2026291 AMAQI
9th Aug 2026272 AMAQI
9th Aug 2026233 AMAQI
9th Aug 2026294 AMAQI

27°C25/29°C

9th Aug 2026295 AMAQI
9th Aug 2026336 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026299 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262711 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026291 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026253 PMAQI
9th Aug 2026344 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026216 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026239 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026271 AMAQI
10th Aug 2026272 AMAQI
10th Aug 2026273 AMAQI
10th Aug 2026294 AMAQI

26°C25/26°C

10th Aug 2026235 AMAQI
10th Aug 2026216 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026258 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262711 AMAQI
10th Aug 20264912 PMAQI
10th Aug 2026361 PMAQI
10th Aug 2026382 PMAQI
10th Aug 2026403 PMAQI
10th Aug 2026214 PMAQI
10th Aug 2026315 PMAQI
10th Aug 2026296 PMAQI
10th Aug 2026227 PMAQI
10th Aug 2026268 PMAQI
10th Aug 2026299 PMAQI
10th Aug 20264210 PMAQI
10th Aug 20264011 PMAQI
11th Aug 20264212 AMAQI
11th Aug 2026361 AMAQI
11th Aug 2026382 AMAQI
11th Aug 2026273 AMAQI
11th Aug 2026324 AMAQI

26°C25/27°C

11th Aug 2026315 AMAQI
11th Aug 2026426 AMAQI
11th Aug 2026467 AMAQI
11th Aug 2026388 AMAQI
11th Aug 2026549 AMAQI
11th Aug 20265110 AMAQI
11th Aug 20265011 AMAQI
11th Aug 20265112 PMAQI
11th Aug 2026541 PMAQI
11th Aug 2026462 PMAQI
11th Aug 2026493 PMAQI
11th Aug 2026464 PMAQI
11th Aug 2026405 PMAQI
11th Aug 2026426 PMAQI
11th Aug 2026337 PMAQI
11th Aug 2026408 PMAQI
11th Aug 2026509 PMAQI
11th Aug 20265210 PMAQI
11th Aug 20265011 PMAQI
12th Aug 20264812 AMAQI
12th Aug 2026421 AMAQI
12th Aug 2026462 AMAQI
12th Aug 2026403 AMAQI
12th Aug 2026444 AMAQI

26°C26/28°C

12th Aug 2026525 AMAQI
12th Aug 2026406 AMAQI
12th Aug 2026427 AMAQI
12th Aug 2026558 AMAQI
12th Aug 2026529 AMAQI
12th Aug 20264210 AMAQI
12th Aug 20265711 AMAQI
12th Aug 20265512 PMAQI
12th Aug 2026561 PMAQI
12th Aug 2026562 PMAQI
12th Aug 2026443 PMAQI
12th Aug 2026584 PMAQI
12th Aug 2026515 PMAQI
12th Aug 2026366 PMAQI
12th Aug 2026467 PMAQI
12th Aug 2026708 PMAQI
12th Aug 2026709 PMAQI
12th Aug 20267010 PMAQI
12th Aug 20266911 PMAQI
13th Aug 20264212 AMAQI
13th Aug 2026331 AMAQI
13th Aug 2026292 AMAQI
13th Aug 2026253 AMAQI
13th Aug 2026214 AMAQI

27°C25/30°C

13th Aug 2026295 AMAQI
13th Aug 2026526 AMAQI
13th Aug 2026587 AMAQI
13th Aug 2026588 AMAQI
13th Aug 2026679 AMAQI
13th Aug 20267310 AMAQI
13th Aug 20268311 AMAQI
13th Aug 20268412 PMAQI
13th Aug 2026901 PMAQI
13th Aug 2026762 PMAQI
13th Aug 2026743 PMAQI
13th Aug 2026594 PMAQI
13th Aug 2026545 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026237 PMAQI
13th Aug 2026278 PMAQI
13th Aug 2026279 PMAQI
13th Aug 20264410 PMAQI
13th Aug 20265611 PMAQI
14th Aug 20264812 AMAQI
14th Aug 2026441 AMAQI
14th Aug 2026252 AMAQI
14th Aug 2026213 AMAQI
14th Aug 2026504 AMAQI

27°C25/30°C

14th Aug 2026505 AMAQI
14th Aug 2026216 AMAQI
14th Aug 2026277 AMAQI
14th Aug 2026258 AMAQI
14th Aug 2026319 AMAQI
14th Aug 20263110 AMAQI
14th Aug 20262911 AMAQI
14th Aug 20263112 PMAQI
14th Aug 2026311 PMAQI
14th Aug 2026332 PMAQI
14th Aug 2026483 PMAQI
14th Aug 2026654 PMAQI
14th Aug 2026255 PMAQI
14th Aug 2026406 PMAQI
14th Aug 2026427 PMAQI
14th Aug 2026218 PMAQI
14th Aug 2026319 PMAQI
14th Aug 20263410 PMAQI
14th Aug 20263811 PMAQI
15th Aug 20262512 AMAQI
15th Aug 2026251 AMAQI
15th Aug 2026252 AMAQI
15th Aug 2026333 AMAQI
15th Aug 2026294 AMAQI

27°C25/31°C

15th Aug 2026255 AMAQI
15th Aug 2026386 AMAQI
15th Aug 2026387 AMAQI
15th Aug 2026338 AMAQI
15th Aug 2026339 AMAQI
15th Aug 20262910 AMAQI
15th Aug 20262911 AMAQI
15th Aug 20263112 PMAQI
15th Aug 2026481 PMAQI
15th Aug 2026602 PMAQI
15th Aug 2026603 PMAQI
15th Aug 2026584 PMAQI
15th Aug 2026595 PMAQI
15th Aug 2026496 PMAQI
15th Aug 2026797 PMAQI
15th Aug 2026828 PMAQI
15th Aug 2026769 PMAQI
15th Aug 20268010 PMAQI
15th Aug 20267511 PMAQI
16th Aug 20266812 AMAQI
16th Aug 2026631 AMAQI
16th Aug 2026632 AMAQI
16th Aug 2026523 AMAQI
16th Aug 2026654 AMAQI

26°C25/29°C

16th Aug 2026705 AMAQI
16th Aug 2026656 AMAQI
16th Aug 2026567 AMAQI
16th Aug 2026548 AMAQI
16th Aug 2026599 AMAQI
16th Aug 20265810 AMAQI
16th Aug 20265411 AMAQI
16th Aug 20265612 PMAQI
16th Aug 2026541 PMAQI
16th Aug 2026532 PMAQI
16th Aug 2026633 PMAQI
16th Aug 2026694 PMAQI
16th Aug 2026535 PMAQI
16th Aug 2026656 PMAQI
16th Aug 2026697 PMAQI
16th Aug 2026518 PMAQI
16th Aug 2026259 PMAQI
16th Aug 20262110 PMAQI
16th Aug 20262511 PMAQI
17th Aug 20263812 AMAQI
17th Aug 2026251 AMAQI
17th Aug 2026232 AMAQI
17th Aug 2026253 AMAQI
17th Aug 2026294 AMAQI

26°C24/29°C

17th Aug 2026275 AMAQI
5 AM
17th Aug 2026296 AMAQI
17th Aug 2026337 AMAQI
17th Aug 2026428 AMAQI
17th Aug 2026519 AMAQI
17th Aug 20263810 AMAQI
17th Aug 20264411 AMAQI
11 AM
17th Aug 20265312 PMAQI
17th Aug 2026461 PMAQI
17th Aug 2026382 PMAQI
17th Aug 2026293 PMAQI
17th Aug 2026254 PMAQI
17th Aug 2026335 PMAQI
17th Aug 2026316 PMAQI
6 PM
17th Aug 2026337 PMAQI
17th Aug 2026508 PMAQI
17th Aug 2026369 PMAQI
17th Aug 20263410 PMAQI
17th Aug 20263611 PMAQI
11 PM
4 AM

15°C10/22°C

Day time
Avg. Highest Time
12 PM - 4 PM

47AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
5 PM - 6 PM

42AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 4 PM (Avg. 47), while the lowest AQI was between 5 PM to 6 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM - 2 AM

47AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM

43AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 47), while the lowest AQI was between 7 PM to 7 PM (Avg. 43).

2026 Days Vs Air Quality

Chengnan Station, Yuyao, Zhejiang, China

2026

32%

73

52%

118

14%

32

3%

6

Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)

Good
73 Days
Moderate
118 Days
Poor
32 Days
Unhealthy
6 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 32%

Health Risk Level:

High

In 2026, 32% of 229 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

Chengnan Station, Yuyao, 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
46AQI (US)
2nd January 2026
128AQI (US)
3rd January 2026
151AQI (US)
4th January 2026
159AQI (US)
5th January 2026
166AQI (US)
6th January 2026
153AQI (US)
7th January 2026
106AQI (US)
8th January 2026
108AQI (US)
9th January 2026
124AQI (US)
10th January 2026
106AQI (US)
11th January 2026
83AQI (US)
12th January 2026
82AQI (US)
13th January 2026
103AQI (US)
14th January 2026
102AQI (US)
15th January 2026
107AQI (US)
16th January 2026
149AQI (US)
17th January 2026
160AQI (US)
18th January 2026
131AQI (US)
19th January 2026
79AQI (US)
20th January 2026
56AQI (US)
21st January 2026
94AQI (US)
22nd January 2026
113AQI (US)
23rd January 2026
129AQI (US)
24th January 2026
146AQI (US)
25th January 2026
157AQI (US)
26th January 2026
129AQI (US)
27th January 2026
70AQI (US)
28th January 2026
123AQI (US)
29th January 2026
61AQI (US)
30th January 2026
50AQI (US)
31st January 2026
54AQI (US)
1st February 2026
100AQI (US)
2nd February 2026
110AQI (US)
3rd February 2026
111AQI (US)
4th February 2026
62AQI (US)
5th February 2026
137AQI (US)
6th February 2026
96AQI (US)
7th February 2026
56AQI (US)
8th February 2026
95AQI (US)
9th February 2026
72AQI (US)
10th February 2026
75AQI (US)
11th February 2026
136AQI (US)
12th February 2026
141AQI (US)
13th February 2026
147AQI (US)
14th February 2026
108AQI (US)
15th February 2026
97AQI (US)
16th February 2026
54AQI (US)
17th February 2026
109AQI (US)
18th February 2026
109AQI (US)
19th February 2026
96AQI (US)
20th February 2026
70AQI (US)
21st February 2026
57AQI (US)
22nd February 2026
72AQI (US)
23rd February 2026
75AQI (US)
24th February 2026
50AQI (US)
25th February 2026
59AQI (US)
26th February 2026
57AQI (US)
27th February 2026
32AQI (US)
28th February 2026
53AQI (US)
1st March 2026
49AQI (US)
2nd March 2026
27AQI (US)
3rd March 2026
76AQI (US)
4th March 2026
46AQI (US)
5th March 2026
67AQI (US)
6th March 2026
115AQI (US)
7th March 2026
90AQI (US)
8th March 2026
68AQI (US)
9th March 2026
65AQI (US)
10th March 2026
89AQI (US)
11th March 2026
78AQI (US)
12th March 2026
73AQI (US)
13th March 2026
116AQI (US)
14th March 2026
104AQI (US)
15th March 2026
88AQI (US)
16th March 2026
57AQI (US)
17th March 2026
82AQI (US)
18th March 2026
81AQI (US)
19th March 2026
86AQI (US)
20th March 2026
110AQI (US)
21st March 2026
78AQI (US)
22nd March 2026
52AQI (US)
23rd March 2026
82AQI (US)
24th March 2026
63AQI (US)
25th March 2026
102AQI (US)
26th March 2026
110AQI (US)
27th March 2026
59AQI (US)
28th March 2026
62AQI (US)
29th March 2026
68AQI (US)
30th March 2026
47AQI (US)
31st March 2026
55AQI (US)
1st April 2026
55AQI (US)
2nd April 2026
53AQI (US)
3rd April 2026
66AQI (US)
4th April 2026
43AQI (US)
5th April 2026
70AQI (US)
6th April 2026
88AQI (US)
7th April 2026
54AQI (US)
8th April 2026
34AQI (US)
9th April 2026
47AQI (US)
10th April 2026
63AQI (US)
11th April 2026
88AQI (US)
12th April 2026
45AQI (US)
13th April 2026
96AQI (US)
14th April 2026
63AQI (US)
15th April 2026
87AQI (US)
16th April 2026
48AQI (US)
17th April 2026
110AQI (US)
18th April 2026
84AQI (US)
19th April 2026
83AQI (US)
20th April 2026
93AQI (US)
21st April 2026
54AQI (US)
22nd April 2026
28AQI (US)
23rd April 2026
29AQI (US)
24th April 2026
74AQI (US)
25th April 2026
75AQI (US)
26th April 2026
91AQI (US)
27th April 2026
93AQI (US)
28th April 2026
85AQI (US)
29th April 2026
31AQI (US)
30th April 2026
61AQI (US)
1st May 2026
57AQI (US)
2nd May 2026
60AQI (US)
3rd May 2026
56AQI (US)
4th May 2026
32AQI (US)
5th May 2026
46AQI (US)
6th May 2026
41AQI (US)
7th May 2026
70AQI (US)
8th May 2026
41AQI (US)
9th May 2026
33AQI (US)
10th May 2026
40AQI (US)
11th May 2026
62AQI (US)
12th May 2026
73AQI (US)
13th May 2026
92AQI (US)
14th May 2026
35AQI (US)
15th May 2026
38AQI (US)
16th May 2026
74AQI (US)
17th May 2026
59AQI (US)
18th May 2026
52AQI (US)
19th May 2026
45AQI (US)
20th May 2026
60AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
73AQI (US)
23rd May 2026
66AQI (US)
24th May 2026
65AQI (US)
25th May 2026
58AQI (US)
26th May 2026
42AQI (US)
27th May 2026
65AQI (US)
28th May 2026
64AQI (US)
29th May 2026
74AQI (US)
30th May 2026
43AQI (US)
31st May 2026
55AQI (US)
1st June 2026
65AQI (US)
2nd June 2026
104AQI (US)
3rd June 2026
99AQI (US)
4th June 2026
60AQI (US)
5th June 2026
61AQI (US)
6th June 2026
61AQI (US)
7th June 2026
63AQI (US)
8th June 2026
37AQI (US)
9th June 2026
52AQI (US)
10th June 2026
62AQI (US)
11th June 2026
56AQI (US)
12th June 2026
57AQI (US)
13th June 2026
46AQI (US)
14th June 2026
46AQI (US)
15th June 2026
52AQI (US)
16th June 2026
23AQI (US)
17th June 2026
61AQI (US)
18th June 2026
71AQI (US)
19th June 2026
28AQI (US)
20th June 2026
25AQI (US)
21st June 2026
57AQI (US)
22nd June 2026
62AQI (US)
23rd June 2026
50AQI (US)
24th June 2026
38AQI (US)
25th June 2026
32AQI (US)
26th June 2026
54AQI (US)
27th June 2026
86AQI (US)
28th June 2026
59AQI (US)
29th June 2026
44AQI (US)
30th June 2026
30AQI (US)
1st July 2026
29AQI (US)
2nd July 2026
20AQI (US)
3rd July 2026
30AQI (US)
4th July 2026
34AQI (US)
5th July 2026
24AQI (US)
6th July 2026
24AQI (US)
7th July 2026
44AQI (US)
8th July 2026
50AQI (US)
9th July 2026
71AQI (US)
10th July 2026
30AQI (US)
11th July 2026
41AQI (US)
12th July 2026
20AQI (US)
13th July 2026
37AQI (US)
14th July 2026
24AQI (US)
15th July 2026
24AQI (US)
16th July 2026
29AQI (US)
17th July 2026
48AQI (US)
18th July 2026
54AQI (US)
19th July 2026
52AQI (US)
20th July 2026
29AQI (US)
21st July 2026
40AQI (US)
22nd July 2026
54AQI (US)
23rd July 2026
68AQI (US)
24th July 2026
61AQI (US)
25th July 2026
25AQI (US)
26th July 2026
26AQI (US)
27th July 2026
32AQI (US)
28th July 2026
35AQI (US)
29th July 2026
45AQI (US)
30th July 2026
48AQI (US)
31st July 2026
47AQI (US)
1st August 2026
44AQI (US)
2nd August 2026
39AQI (US)
3rd August 2026
75AQI (US)
4th August 2026
62AQI (US)
5th August 2026
69AQI (US)
6th August 2026
72AQI (US)
7th August 2026
41AQI (US)
8th August 2026
40AQI (US)
9th August 2026
27AQI (US)
10th August 2026
30AQI (US)
11th August 2026
43AQI (US)
12th August 2026
52AQI (US)
13th August 2026
51AQI (US)
14th August 2026
35AQI (US)
15th August 2026
47AQI (US)
16th August 2026
55AQI (US)
17th August 2026
35AQI (US)
18th August 2026
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

110AQI (US)

87AQI (US)

76AQI (US)

66AQI (US)

56AQI (US)

55AQI (US)

39AQI (US)

48AQI (US)

No. of days

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

202668AQI (US)

2
8
15
6
2
17
9
4
21
6
8
21
1
11
20
11
18
1
25
6
10
7
73
118
32
6

Highest AQI (US) recorded in

January

110AQI (US)

Lowest AQI (US) recorded in

July

39AQI (US)

202580AQI (US)

12
17
2
16
12
1
26
4
26
3
1
31
4
26
20
11
10
21
6
23
1
1
24
6
2
17
10
1
16
11
4
44
249
64
8

Highest AQI (US) recorded in

January

111AQI (US)

Lowest AQI (US) recorded in

July

49AQI (US)

2023119AQI (US)

3
10
15
6
13
15
6

Highest AQI (US) recorded in

December

123AQI (US)

Lowest AQI (US) recorded in

November

78AQI (US)

202272AQI (US)

2
8
1
2
15
3
5
22
3
1
16
3
27
1
14
16
6
17
1
4
3
18
4
2
2
35
145
12
4

Highest AQI (US) recorded in

September

87AQI (US)

Lowest AQI (US) recorded in

June

57AQI (US)

202172AQI (US)

6
13
7
17
19
12
11
20
5
23
2
6
14
24
5
18
12
48
134
32

Highest AQI (US) recorded in

January

111AQI (US)

Lowest AQI (US) recorded in

July

46AQI (US)

202074AQI (US)

5
7
1
1
15
5
16
2
13
17
13
17
16
13
4
23
3
4
23
4
1
23
6
9
14
8
57
163
35
8

Highest AQI (US) recorded in

December

125AQI (US)

Lowest AQI (US) recorded in

August

50AQI (US)

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
119AQI (US)
Least Polluted Year Recorded
2026(Avg.)
68AQI (US)

Chengnan Station's annual 2026 AQI (US) (68) shows an average percentage change of -15.4% (improved AQI (US)) compared to previous years: 2020 (74), 2021 (72), 2022 (72), 2023 (119), 2025 (80).