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HistoryAQIPM2.5PM10COSO2NO2O3

Huangyan Epa Building, Huangyan, 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+

September Air Quality Analysis

Huangyan Epa Building, Huangyan, Zhejiang, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
13th Sep 2022
85AQI
Lowest AQI recorded on
12th Sep 2021
16AQI

Same Day Analysis (29th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 43 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 29th Sep - 30th Sep 2025

Huangyan Epa Building, Huangyan, Zhejiang, China

AQI
Day
Night
.

5 AM29th Sep 2025

6 PM

4 AM30th Sep 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
2PM29th Sep

100AQI

Avg. Lowest Time
5AM29th Sep

35AQI

In the last 24 hours,

Huangyan Epa Building's AQI reached its highest point of 100 at 2 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 29th Sep and 30th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025

Huangyan Epa Building, Huangyan, Zhejiang, China

AugSep
31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th
Day
Night
31st Aug 2025445 AMAQI
31st Aug 2025446 AMAQI
31st Aug 2025447 AMAQI
31st Aug 2025438 AMAQI
31st Aug 2025339 AMAQI
31st Aug 20254110 AMAQI
31st Aug 20254811 AMAQI
31st Aug 20254412 PMAQI
31st Aug 2025481 PMAQI
31st Aug 2025562 PMAQI
31st Aug 2025523 PMAQI
31st Aug 2025464 PMAQI
31st Aug 2025505 PMAQI
31st Aug 2025606 PMAQI
31st Aug 2025547 PMAQI
31st Aug 2025538 PMAQI
31st Aug 2025509 PMAQI
31st Aug 20255210 PMAQI
31st Aug 20255111 PMAQI
1st Sep 20255012 AMAQI
1st Sep 2025461 AMAQI
1st Sep 2025462 AMAQI
1st Sep 2025483 AMAQI
1st Sep 2025484 AMAQI

28°C23/35°C

1st Sep 2025485 AMAQI
1st Sep 2025486 AMAQI
1st Sep 2025497 AMAQI
1st Sep 2025488 AMAQI
1st Sep 2025569 AMAQI
1st Sep 20255410 AMAQI
1st Sep 20255811 AMAQI
1st Sep 20255712 PMAQI
1st Sep 2025641 PMAQI
1st Sep 2025612 PMAQI
1st Sep 2025583 PMAQI
1st Sep 2025584 PMAQI
1st Sep 2025565 PMAQI
1st Sep 2025586 PMAQI
1st Sep 2025567 PMAQI
1st Sep 2025568 PMAQI
1st Sep 2025549 PMAQI
1st Sep 20255010 PMAQI
1st Sep 20254811 PMAQI
2nd Sep 20254912 AMAQI
2nd Sep 2025481 AMAQI
2nd Sep 2025492 AMAQI
2nd Sep 2025523 AMAQI
2nd Sep 2025524 AMAQI

28°C23/35°C

2nd Sep 2025525 AMAQI
2nd Sep 2025526 AMAQI
2nd Sep 2025527 AMAQI
2nd Sep 2025488 AMAQI
2nd Sep 2025579 AMAQI
2nd Sep 20254610 AMAQI
2nd Sep 20254811 AMAQI
2nd Sep 20255112 PMAQI
2nd Sep 2025521 PMAQI
2nd Sep 2025522 PMAQI
2nd Sep 2025543 PMAQI
2nd Sep 2025504 PMAQI
2nd Sep 2025515 PMAQI
2nd Sep 2025476 PMAQI
2nd Sep 2025527 PMAQI
2nd Sep 2025448 PMAQI
2nd Sep 2025409 PMAQI
2nd Sep 20254110 PMAQI
2nd Sep 20254611 PMAQI
3rd Sep 20254212 AMAQI
3rd Sep 2025481 AMAQI
3rd Sep 2025522 AMAQI
3rd Sep 2025523 AMAQI
3rd Sep 2025524 AMAQI

27°C23/35°C

3rd Sep 2025525 AMAQI
3rd Sep 2025526 AMAQI
3rd Sep 2025537 AMAQI
3rd Sep 2025548 AMAQI
3rd Sep 2025449 AMAQI
3rd Sep 20255110 AMAQI
3rd Sep 20255411 AMAQI
3rd Sep 20256412 PMAQI
3rd Sep 2025631 PMAQI
3rd Sep 2025572 PMAQI
3rd Sep 2025563 PMAQI
3rd Sep 2025524 PMAQI
3rd Sep 2025535 PMAQI
3rd Sep 2025556 PMAQI
3rd Sep 2025567 PMAQI
3rd Sep 2025518 PMAQI
3rd Sep 2025489 PMAQI
3rd Sep 20254810 PMAQI
3rd Sep 20254611 PMAQI
4th Sep 20255012 AMAQI
4th Sep 2025531 AMAQI
4th Sep 2025522 AMAQI
4th Sep 2025523 AMAQI
4th Sep 2025534 AMAQI

28°C24/34°C

4th Sep 2025525 AMAQI
4th Sep 2025526 AMAQI
4th Sep 2025537 AMAQI
4th Sep 2025518 AMAQI
4th Sep 2025469 AMAQI
4th Sep 20255510 AMAQI
4th Sep 20255711 AMAQI
4th Sep 20256412 PMAQI
4th Sep 2025651 PMAQI
4th Sep 2025652 PMAQI
4th Sep 2025643 PMAQI
4th Sep 2025614 PMAQI
4th Sep 2025575 PMAQI
4th Sep 2025516 PMAQI
4th Sep 2025547 PMAQI
4th Sep 2025568 PMAQI
4th Sep 2025549 PMAQI
4th Sep 20255210 PMAQI
4th Sep 20255511 PMAQI
5th Sep 20256312 AMAQI
5th Sep 2025531 AMAQI
5th Sep 2025532 AMAQI
5th Sep 2025543 AMAQI
5th Sep 2025554 AMAQI

28°C24/35°C

5th Sep 2025545 AMAQI
5th Sep 2025566 AMAQI
5th Sep 2025547 AMAQI
5th Sep 2025548 AMAQI
5th Sep 2025569 AMAQI
5th Sep 20255710 AMAQI
5th Sep 20255911 AMAQI
5th Sep 20256312 PMAQI
5th Sep 2025631 PMAQI
5th Sep 2025582 PMAQI
5th Sep 2025523 PMAQI
5th Sep 2025534 PMAQI
5th Sep 2025555 PMAQI
5th Sep 2025556 PMAQI
5th Sep 2025567 PMAQI
5th Sep 2025538 PMAQI
5th Sep 2025469 PMAQI
5th Sep 20254210 PMAQI
5th Sep 20254811 PMAQI
6th Sep 20254312 AMAQI
6th Sep 2025521 AMAQI
6th Sep 2025552 AMAQI
6th Sep 2025563 AMAQI
6th Sep 2025554 AMAQI

28°C24/34°C

6th Sep 2025555 AMAQI
6th Sep 2025556 AMAQI
6th Sep 2025557 AMAQI
6th Sep 2025268 AMAQI
6th Sep 2025439 AMAQI
6th Sep 20254010 AMAQI
6th Sep 20255311 AMAQI
6th Sep 20255712 PMAQI
6th Sep 2025571 PMAQI
6th Sep 2025622 PMAQI
6th Sep 2025633 PMAQI
6th Sep 2025664 PMAQI
6th Sep 2025635 PMAQI
6th Sep 2025656 PMAQI
6th Sep 2025607 PMAQI
6th Sep 2025548 PMAQI
6th Sep 2025579 PMAQI
6th Sep 20255510 PMAQI
6th Sep 20255311 PMAQI
7th Sep 20255412 AMAQI
7th Sep 2025551 AMAQI
7th Sep 2025552 AMAQI
7th Sep 2025553 AMAQI
7th Sep 2025544 AMAQI

28°C24/34°C

7th Sep 2025555 AMAQI
7th Sep 2025556 AMAQI
7th Sep 2025557 AMAQI
7th Sep 2025408 AMAQI
7th Sep 2025509 AMAQI
7th Sep 20255010 AMAQI
7th Sep 20255711 AMAQI
7th Sep 20255112 PMAQI
7th Sep 2025491 PMAQI
7th Sep 2025502 PMAQI
7th Sep 2025493 PMAQI
7th Sep 2025584 PMAQI
7th Sep 2025605 PMAQI
7th Sep 2025646 PMAQI
7th Sep 2025587 PMAQI
7th Sep 2025548 PMAQI
7th Sep 2025569 PMAQI
7th Sep 20255510 PMAQI
7th Sep 20255211 PMAQI
8th Sep 20255512 AMAQI
8th Sep 2025561 AMAQI
8th Sep 2025572 AMAQI
8th Sep 2025563 AMAQI
8th Sep 2025564 AMAQI

29°C24/35°C

8th Sep 2025545 AMAQI
8th Sep 2025546 AMAQI
8th Sep 2025557 AMAQI
8th Sep 2025468 AMAQI
8th Sep 2025399 AMAQI
8th Sep 20254110 AMAQI
8th Sep 20254811 AMAQI
8th Sep 20254812 PMAQI
8th Sep 2025491 PMAQI
8th Sep 2025472 PMAQI
8th Sep 2025533 PMAQI
8th Sep 2025564 PMAQI
8th Sep 2025585 PMAQI
8th Sep 2025586 PMAQI
8th Sep 2025577 PMAQI
8th Sep 2025578 PMAQI
8th Sep 2025549 PMAQI
8th Sep 20255210 PMAQI
8th Sep 20255511 PMAQI
9th Sep 20255512 AMAQI
9th Sep 2025581 AMAQI
9th Sep 2025582 AMAQI
9th Sep 2025573 AMAQI
9th Sep 2025564 AMAQI

29°C25/35°C

9th Sep 2025555 AMAQI
9th Sep 2025566 AMAQI
9th Sep 2025557 AMAQI
9th Sep 2025438 AMAQI
9th Sep 2025529 AMAQI
9th Sep 20255210 AMAQI
9th Sep 20256611 AMAQI
9th Sep 20257212 PMAQI
9th Sep 2025741 PMAQI
9th Sep 2025742 PMAQI
9th Sep 2025553 PMAQI
9th Sep 2025544 PMAQI
9th Sep 2025395 PMAQI
9th Sep 2025416 PMAQI
9th Sep 2025417 PMAQI
9th Sep 2025488 PMAQI
9th Sep 2025489 PMAQI
9th Sep 20254810 PMAQI
9th Sep 20254811 PMAQI
10th Sep 20255112 AMAQI
10th Sep 2025551 AMAQI
10th Sep 2025582 AMAQI
10th Sep 2025603 AMAQI
10th Sep 2025584 AMAQI

28°C24/36°C

10th Sep 2025585 AMAQI
10th Sep 2025586 AMAQI
10th Sep 2025587 AMAQI
10th Sep 2025358 AMAQI
10th Sep 2025389 AMAQI
10th Sep 20254210 AMAQI
10th Sep 20255211 AMAQI
10th Sep 20255612 PMAQI
10th Sep 2025511 PMAQI
10th Sep 2025532 PMAQI
10th Sep 2025533 PMAQI
10th Sep 2025564 PMAQI
10th Sep 2025605 PMAQI
10th Sep 2025546 PMAQI
10th Sep 2025557 PMAQI
10th Sep 2025568 PMAQI
10th Sep 2025569 PMAQI
10th Sep 20255410 PMAQI
10th Sep 20255611 PMAQI
11th Sep 20255712 AMAQI
11th Sep 2025581 AMAQI
11th Sep 2025572 AMAQI
11th Sep 2025563 AMAQI
11th Sep 2025574 AMAQI

26°C24/32°C

11th Sep 2025565 AMAQI
11th Sep 2025566 AMAQI
11th Sep 2025577 AMAQI
11th Sep 2025528 AMAQI
11th Sep 2025529 AMAQI
11th Sep 20255310 AMAQI
11th Sep 20255911 AMAQI
11th Sep 20256212 PMAQI
11th Sep 2025601 PMAQI
11th Sep 2025532 PMAQI
11th Sep 2025563 PMAQI
11th Sep 2025504 PMAQI
11th Sep 2025585 PMAQI
11th Sep 2025566 PMAQI
11th Sep 2025577 PMAQI
11th Sep 2025588 PMAQI
11th Sep 2025569 PMAQI
11th Sep 20255410 PMAQI
11th Sep 20255411 PMAQI
12th Sep 20255612 AMAQI
12th Sep 2025571 AMAQI
12th Sep 2025572 AMAQI
12th Sep 2025573 AMAQI
12th Sep 2025564 AMAQI

26°C24/30°C

12th Sep 2025575 AMAQI
12th Sep 2025576 AMAQI
12th Sep 2025567 AMAQI
12th Sep 2025628 AMAQI
12th Sep 2025549 AMAQI
12th Sep 20254810 AMAQI
12th Sep 20255311 AMAQI
12th Sep 20255912 PMAQI
12th Sep 2025571 PMAQI
12th Sep 2025562 PMAQI
12th Sep 2025603 PMAQI
12th Sep 2025584 PMAQI
12th Sep 2025605 PMAQI
12th Sep 2025596 PMAQI
12th Sep 2025567 PMAQI
12th Sep 2025628 PMAQI
12th Sep 2025619 PMAQI
12th Sep 20255610 PMAQI
12th Sep 20255411 PMAQI
13th Sep 20255412 AMAQI
13th Sep 2025561 AMAQI
13th Sep 2025572 AMAQI
13th Sep 2025563 AMAQI
13th Sep 2025564 AMAQI

28°C24/33°C

13th Sep 2025565 AMAQI
13th Sep 2025566 AMAQI
13th Sep 2025567 AMAQI
13th Sep 2025638 AMAQI
13th Sep 2025619 AMAQI
13th Sep 20256210 AMAQI
13th Sep 20257111 AMAQI
13th Sep 20258112 PMAQI
13th Sep 2025821 PMAQI
13th Sep 2025862 PMAQI
13th Sep 2025693 PMAQI
13th Sep 2025794 PMAQI
13th Sep 2025865 PMAQI
13th Sep 2025766 PMAQI
13th Sep 2025617 PMAQI
13th Sep 2025588 PMAQI
13th Sep 2025609 PMAQI
13th Sep 20255610 PMAQI
13th Sep 20255011 PMAQI
14th Sep 20255212 AMAQI
14th Sep 2025571 AMAQI
14th Sep 2025572 AMAQI
14th Sep 2025593 AMAQI
14th Sep 2025594 AMAQI

28°C24/35°C

14th Sep 2025615 AMAQI
14th Sep 2025606 AMAQI
14th Sep 2025597 AMAQI
14th Sep 2025528 AMAQI
14th Sep 2025659 AMAQI
14th Sep 20255610 AMAQI
14th Sep 20256011 AMAQI
14th Sep 20255212 PMAQI
14th Sep 2025591 PMAQI
14th Sep 2025592 PMAQI
14th Sep 2025643 PMAQI
14th Sep 2025694 PMAQI
14th Sep 2025605 PMAQI
14th Sep 2025616 PMAQI
14th Sep 2025607 PMAQI
14th Sep 2025608 PMAQI
14th Sep 2025579 PMAQI
14th Sep 20255610 PMAQI
14th Sep 20255611 PMAQI
15th Sep 20255312 AMAQI
15th Sep 2025581 AMAQI
15th Sep 2025582 AMAQI
15th Sep 2025583 AMAQI
15th Sep 2025584 AMAQI

27°C24/33°C

15th Sep 2025585 AMAQI
15th Sep 2025586 AMAQI
15th Sep 2025587 AMAQI
15th Sep 2025498 AMAQI
15th Sep 2025499 AMAQI
15th Sep 20255610 AMAQI
15th Sep 20255811 AMAQI
15th Sep 20256112 PMAQI
15th Sep 2025561 PMAQI
15th Sep 2025542 PMAQI
15th Sep 2025493 PMAQI
15th Sep 2025444 PMAQI
15th Sep 2025445 PMAQI
15th Sep 2025566 PMAQI
15th Sep 2025547 PMAQI
15th Sep 2025548 PMAQI
15th Sep 2025509 PMAQI
15th Sep 20255610 PMAQI
15th Sep 20255611 PMAQI
16th Sep 20255212 AMAQI
16th Sep 2025561 AMAQI
16th Sep 2025572 AMAQI
16th Sep 2025583 AMAQI
16th Sep 2025574 AMAQI

27°C24/33°C

16th Sep 2025575 AMAQI
16th Sep 2025586 AMAQI
16th Sep 2025577 AMAQI
16th Sep 2025388 AMAQI
16th Sep 2025459 AMAQI
16th Sep 20253210 AMAQI
16th Sep 20253311 AMAQI
16th Sep 20253412 PMAQI
16th Sep 2025441 PMAQI
16th Sep 2025452 PMAQI
16th Sep 2025303 PMAQI
16th Sep 2025384 PMAQI
16th Sep 2025445 PMAQI
16th Sep 2025546 PMAQI
16th Sep 2025547 PMAQI
16th Sep 2025528 PMAQI
16th Sep 2025519 PMAQI
16th Sep 20255110 PMAQI
16th Sep 20254711 PMAQI
17th Sep 20254812 AMAQI
17th Sep 2025551 AMAQI
17th Sep 2025562 AMAQI
17th Sep 2025563 AMAQI
17th Sep 2025544 AMAQI

27°C23/33°C

17th Sep 2025545 AMAQI
17th Sep 2025556 AMAQI
17th Sep 2025547 AMAQI
17th Sep 2025388 AMAQI
17th Sep 2025369 AMAQI
17th Sep 20253310 AMAQI
17th Sep 20253611 AMAQI
17th Sep 20254612 PMAQI
17th Sep 2025581 PMAQI
17th Sep 2025602 PMAQI
17th Sep 2025603 PMAQI
17th Sep 2025574 PMAQI
17th Sep 2025565 PMAQI
17th Sep 2025586 PMAQI
17th Sep 2025567 PMAQI
17th Sep 2025548 PMAQI
17th Sep 2025529 PMAQI
17th Sep 20254810 PMAQI
17th Sep 20254611 PMAQI
18th Sep 20254512 AMAQI
18th Sep 2025551 AMAQI
18th Sep 2025552 AMAQI
18th Sep 2025543 AMAQI
18th Sep 2025544 AMAQI

28°C24/34°C

18th Sep 2025545 AMAQI
18th Sep 2025546 AMAQI
18th Sep 2025547 AMAQI
18th Sep 2025398 AMAQI
18th Sep 2025409 AMAQI
18th Sep 20254010 AMAQI
18th Sep 20254411 AMAQI
18th Sep 20254812 PMAQI
18th Sep 2025521 PMAQI
18th Sep 2025532 PMAQI
18th Sep 2025483 PMAQI
18th Sep 2025634 PMAQI
18th Sep 2025545 PMAQI
18th Sep 2025606 PMAQI
18th Sep 2025607 PMAQI
18th Sep 2025608 PMAQI
18th Sep 2025559 PMAQI
18th Sep 20255210 PMAQI
18th Sep 20255211 PMAQI
19th Sep 20254912 AMAQI
19th Sep 2025531 AMAQI
19th Sep 2025532 AMAQI
19th Sep 2025523 AMAQI
19th Sep 2025524 AMAQI

27°C24/33°C

19th Sep 2025535 AMAQI
19th Sep 2025526 AMAQI
19th Sep 2025527 AMAQI
19th Sep 2025438 AMAQI
19th Sep 2025459 AMAQI
19th Sep 20255210 AMAQI
19th Sep 20255111 AMAQI
19th Sep 20252312 PMAQI
19th Sep 2025221 PMAQI
19th Sep 2025232 PMAQI
19th Sep 2025253 PMAQI
19th Sep 2025204 PMAQI
19th Sep 2025285 PMAQI
19th Sep 2025286 PMAQI
19th Sep 2025407 PMAQI
19th Sep 2025428 PMAQI
19th Sep 2025449 PMAQI
19th Sep 20254610 PMAQI
19th Sep 20254411 PMAQI
20th Sep 20254312 AMAQI
20th Sep 2025521 AMAQI
20th Sep 2025532 AMAQI
20th Sep 2025523 AMAQI
20th Sep 2025504 AMAQI

26°C23/30°C

20th Sep 2025515 AMAQI
20th Sep 2025506 AMAQI
20th Sep 2025507 AMAQI
20th Sep 2025448 AMAQI
20th Sep 2025549 AMAQI
20th Sep 20255810 AMAQI
20th Sep 20255511 AMAQI
20th Sep 20255212 PMAQI
20th Sep 2025501 PMAQI
20th Sep 2025422 PMAQI
20th Sep 2025273 PMAQI
20th Sep 2025494 PMAQI
20th Sep 2025655 PMAQI
20th Sep 2025786 PMAQI
20th Sep 2025817 PMAQI
20th Sep 2025668 PMAQI
20th Sep 2025659 PMAQI
20th Sep 20256210 PMAQI
20th Sep 20255811 PMAQI
21st Sep 20255212 AMAQI
21st Sep 2025511 AMAQI
21st Sep 2025522 AMAQI
21st Sep 2025523 AMAQI
21st Sep 2025514 AMAQI

25°C22/29°C

21st Sep 2025525 AMAQI
21st Sep 2025516 AMAQI
21st Sep 2025517 AMAQI
21st Sep 2025328 AMAQI
21st Sep 2025289 AMAQI
21st Sep 20253810 AMAQI
21st Sep 20253911 AMAQI
21st Sep 20253612 PMAQI
21st Sep 2025421 PMAQI
21st Sep 2025422 PMAQI
21st Sep 2025423 PMAQI
21st Sep 2025524 PMAQI
21st Sep 2025545 PMAQI
21st Sep 2025566 PMAQI
21st Sep 2025587 PMAQI
21st Sep 2025568 PMAQI
21st Sep 2025529 PMAQI
21st Sep 20255110 PMAQI
21st Sep 20254511 PMAQI
22nd Sep 20254712 AMAQI
22nd Sep 2025521 AMAQI
22nd Sep 2025522 AMAQI
22nd Sep 2025513 AMAQI
22nd Sep 2025484 AMAQI

24°C22/26°C

22nd Sep 2025495 AMAQI
22nd Sep 2025506 AMAQI
22nd Sep 2025487 AMAQI
22nd Sep 2025398 AMAQI
22nd Sep 2025339 AMAQI
22nd Sep 20252910 AMAQI
22nd Sep 20252911 AMAQI
22nd Sep 20253012 PMAQI
22nd Sep 2025341 PMAQI
22nd Sep 2025352 PMAQI
22nd Sep 2025333 PMAQI
22nd Sep 2025364 PMAQI
22nd Sep 2025405 PMAQI
22nd Sep 2025476 PMAQI
22nd Sep 2025547 PMAQI
22nd Sep 2025548 PMAQI
22nd Sep 2025559 PMAQI
22nd Sep 20255210 PMAQI
22nd Sep 20254611 PMAQI
23rd Sep 20254812 AMAQI
23rd Sep 2025461 AMAQI
23rd Sep 2025502 AMAQI
23rd Sep 2025483 AMAQI
23rd Sep 2025484 AMAQI

25°C21/29°C

23rd Sep 2025475 AMAQI
23rd Sep 2025476 AMAQI
23rd Sep 2025467 AMAQI
23rd Sep 2025278 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20251910 AMAQI
23rd Sep 20252011 AMAQI
23rd Sep 20254112 PMAQI
23rd Sep 2025351 PMAQI
23rd Sep 2025262 PMAQI
23rd Sep 2025333 PMAQI
23rd Sep 2025344 PMAQI
23rd Sep 2025355 PMAQI
23rd Sep 2025386 PMAQI
23rd Sep 2025467 PMAQI
23rd Sep 2025488 PMAQI
23rd Sep 2025359 PMAQI
23rd Sep 20253510 PMAQI
23rd Sep 20253311 PMAQI
24th Sep 20253612 AMAQI
24th Sep 2025491 AMAQI
24th Sep 2025502 AMAQI
24th Sep 2025483 AMAQI
24th Sep 2025444 AMAQI

25°C23/29°C

24th Sep 2025465 AMAQI
24th Sep 2025456 AMAQI
24th Sep 2025467 AMAQI
24th Sep 2025308 AMAQI
24th Sep 2025359 AMAQI
24th Sep 20253810 AMAQI
24th Sep 20254011 AMAQI
24th Sep 20253712 PMAQI
24th Sep 2025401 PMAQI
24th Sep 2025252 PMAQI
24th Sep 2025263 PMAQI
24th Sep 2025264 PMAQI
24th Sep 2025325 PMAQI
24th Sep 2025326 PMAQI
24th Sep 2025377 PMAQI
24th Sep 2025418 PMAQI
24th Sep 2025429 PMAQI
24th Sep 20253910 PMAQI
24th Sep 20254011 PMAQI
25th Sep 20253912 AMAQI
25th Sep 2025471 AMAQI
25th Sep 2025482 AMAQI
25th Sep 2025453 AMAQI
25th Sep 2025444 AMAQI

25°C23/29°C

25th Sep 2025445 AMAQI
25th Sep 2025446 AMAQI
25th Sep 2025447 AMAQI
25th Sep 2025378 AMAQI
25th Sep 2025529 AMAQI
25th Sep 20255310 AMAQI
25th Sep 20253911 AMAQI
25th Sep 20252812 PMAQI
25th Sep 2025371 PMAQI
25th Sep 2025362 PMAQI
25th Sep 2025353 PMAQI
25th Sep 2025284 PMAQI
25th Sep 2025345 PMAQI
25th Sep 2025476 PMAQI
25th Sep 2025487 PMAQI
25th Sep 2025448 PMAQI
25th Sep 2025439 PMAQI
25th Sep 20254010 PMAQI
25th Sep 20254211 PMAQI
26th Sep 20254312 AMAQI
26th Sep 2025421 AMAQI
26th Sep 2025472 AMAQI
26th Sep 2025533 AMAQI
26th Sep 2025524 AMAQI

26°C23/31°C

26th Sep 2025465 AMAQI
26th Sep 2025406 AMAQI
26th Sep 2025447 AMAQI
26th Sep 2025518 AMAQI
26th Sep 2025549 AMAQI
26th Sep 20255610 AMAQI
26th Sep 20255611 AMAQI
26th Sep 20255512 PMAQI
26th Sep 2025521 PMAQI
26th Sep 2025452 PMAQI
26th Sep 2025323 PMAQI
26th Sep 2025304 PMAQI
26th Sep 2025395 PMAQI
26th Sep 2025456 PMAQI
26th Sep 2025377 PMAQI
26th Sep 2025268 PMAQI
26th Sep 2025249 PMAQI
26th Sep 20253110 PMAQI
26th Sep 20253511 PMAQI
27th Sep 20254012 AMAQI
27th Sep 2025461 AMAQI
27th Sep 2025502 AMAQI
27th Sep 2025483 AMAQI
27th Sep 2025414 AMAQI

27°C24/31°C

27th Sep 2025335 AMAQI
27th Sep 2025356 AMAQI
27th Sep 2025467 AMAQI
27th Sep 2025498 AMAQI
27th Sep 2025429 AMAQI
27th Sep 20253710 AMAQI
27th Sep 20253311 AMAQI
27th Sep 20253512 PMAQI
27th Sep 2025401 PMAQI
27th Sep 2025422 PMAQI
27th Sep 2025423 PMAQI
27th Sep 2025504 PMAQI
27th Sep 2025485 PMAQI
27th Sep 2025446 PMAQI
27th Sep 2025447 PMAQI
27th Sep 2025448 PMAQI
27th Sep 2025429 PMAQI
27th Sep 20253710 PMAQI
27th Sep 20253311 PMAQI
28th Sep 20253212 AMAQI
28th Sep 2025281 AMAQI
28th Sep 2025312 AMAQI
28th Sep 2025393 AMAQI
28th Sep 2025404 AMAQI

27°C24/32°C

28th Sep 2025465 AMAQI
28th Sep 2025516 AMAQI
28th Sep 2025537 AMAQI
28th Sep 2025548 AMAQI
28th Sep 2025549 AMAQI
28th Sep 20254910 AMAQI
28th Sep 20253911 AMAQI
28th Sep 20253712 PMAQI
28th Sep 2025301 PMAQI
28th Sep 2025242 PMAQI
28th Sep 2025303 PMAQI
28th Sep 2025354 PMAQI
28th Sep 2025425 PMAQI
28th Sep 2025516 PMAQI
28th Sep 2025537 PMAQI
28th Sep 2025478 PMAQI
28th Sep 2025369 PMAQI
28th Sep 20252710 PMAQI
28th Sep 20252711 PMAQI
29th Sep 20252612 AMAQI
29th Sep 2025201 AMAQI
29th Sep 2025242 AMAQI
29th Sep 2025303 AMAQI
29th Sep 2025334 AMAQI

27°C23/33°C

29th Sep 2025355 AMAQI
29th Sep 2025406 AMAQI
29th Sep 2025487 AMAQI
29th Sep 2025568 AMAQI
29th Sep 2025609 AMAQI
29th Sep 20255510 AMAQI
29th Sep 20257711 AMAQI
29th Sep 20259012 PMAQI
29th Sep 2025981 PMAQI
29th Sep 20251002 PMAQI
29th Sep 2025953 PMAQI
29th Sep 2025894 PMAQI
29th Sep 2025905 PMAQI
29th Sep 2025926 PMAQI
29th Sep 2025857 PMAQI
29th Sep 2025758 PMAQI
29th Sep 2025609 PMAQI
29th Sep 20255710 PMAQI
29th Sep 20255711 PMAQI
30th Sep 20254912 AMAQI
30th Sep 2025481 AMAQI
30th Sep 2025382 AMAQI
30th Sep 2025413 AMAQI

--°C/°C

5 AM
11 AM
6 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
6 PM

55AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
8 AM

45AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 6 PM (Avg. 55), while the lowest AQI was between 8 AM to 8 AM (Avg. 45).
Night time
Avg. Highest Time
7 PM

55AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM

48AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 55), while the lowest AQI was between 12 AM to 12 AM (Avg. 48).

2025 Days Vs Air Quality

Huangyan Epa Building, Huangyan, Zhejiang, China

2025

22%

61

65%

178

12%

33

Total number of days with different AQI categories in last 272 days in 2025 (93 days remaining)

Good
61 Days
Moderate
178 Days
Poor
33 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 22%

Health Risk Level:

Very high

In 2025, 22% of 272 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

Huangyan Epa Building, Huangyan, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
96AQI
2nd January 2025
88AQI
3rd January 2025
98AQI
4th January 2025
78AQI
5th January 2025
100AQI
6th January 2025
110AQI
7th January 2025
133AQI
8th January 2025
138AQI
9th January 2025
112AQI
10th January 2025
89AQI
11th January 2025
100AQI
12th January 2025
105AQI
13th January 2025
118AQI
14th January 2025
110AQI
15th January 2025
109AQI
16th January 2025
85AQI
17th January 2025
110AQI
18th January 2025
99AQI
19th January 2025
106AQI
20th January 2025
128AQI
21st January 2025
148AQI
22nd January 2025
119AQI
23rd January 2025
96AQI
24th January 2025
79AQI
25th January 2025
82AQI
26th January 2025
72AQI
27th January 2025
64AQI
28th January 2025
70AQI
29th January 2025
105AQI
30th January 2025
86AQI
31st January 2025
93AQI
1st February 2025
55AQI
2nd February 2025
69AQI
3rd February 2025
120AQI
4th February 2025
103AQI
5th February 2025
97AQI
6th February 2025
113AQI
7th February 2025
85AQI
8th February 2025
67AQI
9th February 2025
76AQI
10th February 2025
86AQI
11th February 2025
76AQI
12th February 2025
104AQI
13th February 2025
113AQI
14th February 2025
82AQI
15th February 2025
110AQI
16th February 2025
102AQI
17th February 2025
102AQI
18th February 2025
75AQI
19th February 2025
95AQI
20th February 2025
73AQI
21st February 2025
67AQI
22nd February 2025
76AQI
23rd February 2025
95AQI
24th February 2025
133AQI
25th February 2025
127AQI
26th February 2025
143AQI
27th February 2025
142AQI
28th February 2025
118AQI
1st March 2025
94AQI
2nd March 2025
87AQI
3rd March 2025
92AQI
4th March 2025
51AQI
5th March 2025
67AQI
6th March 2025
58AQI
7th March 2025
73AQI
8th March 2025
96AQI
9th March 2025
77AQI
10th March 2025
79AQI
11th March 2025
106AQI
12th March 2025
85AQI
13th March 2025
65AQI
14th March 2025
65AQI
15th March 2025
36AQI
16th March 2025
77AQI
17th March 2025
70AQI
18th March 2025
79AQI
19th March 2025
81AQI
20th March 2025
94AQI
21st March 2025
75AQI
22nd March 2025
81AQI
23rd March 2025
79AQI
24th March 2025
106AQI
25th March 2025
119AQI
26th March 2025
121AQI
27th March 2025
121AQI
28th March 2025
85AQI
29th March 2025
86AQI
30th March 2025
69AQI
31st March 2025
63AQI
1st April 2025
68AQI
2nd April 2025
76AQI
3rd April 2025
97AQI
4th April 2025
83AQI
5th April 2025
83AQI
6th April 2025
98AQI
7th April 2025
94AQI
8th April 2025
98AQI
9th April 2025
93AQI
10th April 2025
80AQI
11th April 2025
81AQI
12th April 2025
86AQI
13th April 2025
89AQI
14th April 2025
97AQI
15th April 2025
75AQI
16th April 2025
82AQI
17th April 2025
93AQI
18th April 2025
94AQI
19th April 2025
72AQI
20th April 2025
112AQI
21st April 2025
82AQI
22nd April 2025
76AQI
23rd April 2025
61AQI
24th April 2025
74AQI
25th April 2025
64AQI
26th April 2025
62AQI
27th April 2025
82AQI
28th April 2025
69AQI
29th April 2025
68AQI
30th April 2025
63AQI
1st May 2025
72AQI
2nd May 2025
71AQI
3rd May 2025
84AQI
4th May 2025
60AQI
5th May 2025
76AQI
6th May 2025
83AQI
7th May 2025
86AQI
8th May 2025
72AQI
9th May 2025
70AQI
10th May 2025
67AQI
11th May 2025
71AQI
12th May 2025
70AQI
13th May 2025
66AQI
14th May 2025
64AQI
15th May 2025
60AQI
16th May 2025
64AQI
17th May 2025
76AQI
18th May 2025
62AQI
19th May 2025
63AQI
20th May 2025
60AQI
21st May 2025
48AQI
22nd May 2025
63AQI
23rd May 2025
57AQI
24th May 2025
72AQI
25th May 2025
88AQI
26th May 2025
72AQI
27th May 2025
67AQI
28th May 2025
63AQI
29th May 2025
61AQI
30th May 2025
76AQI
31st May 2025
78AQI
1st June 2025
68AQI
2nd June 2025
72AQI
3rd June 2025
61AQI
4th June 2025
76AQI
5th June 2025
59AQI
6th June 2025
68AQI
7th June 2025
65AQI
8th June 2025
75AQI
9th June 2025
60AQI
10th June 2025
59AQI
11th June 2025
35AQI
12th June 2025
50AQI
13th June 2025
40AQI
14th June 2025
47AQI
15th June 2025
42AQI
16th June 2025
46AQI
17th June 2025
60AQI
18th June 2025
55AQI
19th June 2025
50AQI
20th June 2025
45AQI
21st June 2025
59AQI
22nd June 2025
62AQI
23rd June 2025
57AQI
24th June 2025
58AQI
25th June 2025
58AQI
26th June 2025
62AQI
27th June 2025
60AQI
28th June 2025
55AQI
29th June 2025
47AQI
30th June 2025
41AQI
1st July 2025
46AQI
2nd July 2025
54AQI
3rd July 2025
51AQI
4th July 2025
53AQI
5th July 2025
45AQI
6th July 2025
41AQI
7th July 2025
37AQI
8th July 2025
40AQI
9th July 2025
43AQI
10th July 2025
51AQI
11th July 2025
43AQI
12th July 2025
46AQI
13th July 2025
54AQI
14th July 2025
59AQI
15th July 2025
65AQI
16th July 2025
63AQI
17th July 2025
61AQI
18th July 2025
54AQI
19th July 2025
47AQI
20th July 2025
46AQI
21st July 2025
40AQI
22nd July 2025
43AQI
23rd July 2025
38AQI
24th July 2025
37AQI
25th July 2025
35AQI
26th July 2025
40AQI
27th July 2025
40AQI
28th July 2025
35AQI
29th July 2025
37AQI
30th July 2025
39AQI
31st July 2025
49AQI
1st August 2025
54AQI
2nd August 2025
57AQI
3rd August 2025
59AQI
4th August 2025
58AQI
5th August 2025
49AQI
6th August 2025
55AQI
7th August 2025
59AQI
8th August 2025
64AQI
9th August 2025
65AQI
10th August 2025
66AQI
11th August 2025
63AQI
12th August 2025
58AQI
13th August 2025
49AQI
14th August 2025
42AQI
15th August 2025
40AQI
16th August 2025
43AQI
17th August 2025
49AQI
18th August 2025
46AQI
19th August 2025
48AQI
20th August 2025
56AQI
21st August 2025
59AQI
22nd August 2025
54AQI
23rd August 2025
54AQI
24th August 2025
50AQI
25th August 2025
47AQI
26th August 2025
48AQI
27th August 2025
45AQI
28th August 2025
42AQI
29th August 2025
42AQI
30th August 2025
43AQI
31st August 2025
48AQI
1st September 2025
53AQI
2nd September 2025
49AQI
3rd September 2025
52AQI
4th September 2025
55AQI
5th September 2025
55AQI
6th September 2025
56AQI
7th September 2025
54AQI
8th September 2025
53AQI
9th September 2025
54AQI
10th September 2025
54AQI
11th September 2025
56AQI
12th September 2025
57AQI
13th September 2025
63AQI
14th September 2025
59AQI
15th September 2025
55AQI
16th September 2025
49AQI
17th September 2025
52AQI
18th September 2025
53AQI
19th September 2025
42AQI
20th September 2025
56AQI
21st September 2025
48AQI
22nd September 2025
45AQI
23rd September 2025
39AQI
24th September 2025
39AQI
25th September 2025
42AQI
26th September 2025
42AQI
27th September 2025
42AQI
28th September 2025
40AQI
29th September 2025
43AQI
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

101AQI

97AQI

82AQI

82AQI

69AQI

56AQI

46AQI

52AQI

50AQI

No. of days

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

202570AQI

17
14
15
13
1
25
5
29
1
1
30
10
20
21
10
16
15
12
17
61
178
33

Highest AQI recorded in

January

101AQI

Lowest AQI recorded in

July

46AQI

202471AQI

3
9
11
8
9
13
5
2
2
19
10
4
22
4
10
19
2
12
18
24
7
4
27
14
16
12
18
1
9
20
1
18
13
103
206
47
10

Highest AQI recorded in

January

114AQI

Lowest AQI recorded in

July

44AQI

202371AQI

3
16
12
4
20
2
2
3
23
5
4
22
3
7
22
2
6
20
4
18
13
10
21
8
22
7
19
5
3
19
4
1
21
8
1
74
238
45
3

Highest AQI recorded in

December

90AQI

Lowest AQI recorded in

July

48AQI

202265AQI

8
13
9
1
7
10
4
8
19
4
6
21
3
13
18
12
18
9
16
1
2
6
23
12
19
8
22
6
19
4
2
96
200
24
3

Highest AQI recorded in

January

85AQI

Lowest AQI recorded in

June

52AQI

202164AQI

1
19
10
1
4
19
5
8
20
3
4
24
2
10
20
1
17
13
18
13
19
9
12
18
16
15
5
22
3
1
24
6
115
216
30
1

Highest AQI recorded in

January

90AQI

Lowest AQI recorded in

August

44AQI

202064AQI

5
7
1
1
14
6
4
14
8
22
5
25
1
22
9
8
22
10
21
7
18
5
1
20
9
1
71
172
22
1

Highest AQI recorded in

December

92AQI

Lowest AQI recorded in

August

45AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
71AQI
Least Polluted Year Recorded
2020(Avg.)
64AQI

Huangyan Epa Building's annual 2025 AQI (70) shows an average percentage change of 5.2% (worsened AQI) compared to previous years: 2020 (64), 2021 (64), 2022 (65), 2023 (71), 2024 (71).