Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Haiyan Environmental Protection Building, Pinghu, 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+

November Air Quality Analysis

Haiyan Environmental Protection Building, Pinghu, Zhejiang, China

2021
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
23rd Nov 2025
174AQI
Lowest AQI recorded on
7th Nov 2021
19AQI

Same Day Analysis (26th November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 102 of Poor air quality, showing improvement over 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 26th Nov - 27th Nov 2025

Haiyan Environmental Protection Building, Pinghu, Zhejiang, China

AQI
Day
Night
.

6 AM26th Nov 2025

5 PM

5 AM27th Nov 2025

Day time
Avg. Highest Time
4PM26th Nov

112AQI

Avg. Lowest Time
10AM26th Nov

95AQI

Night time
Avg. Highest Time
5AM27th Nov

132AQI

Avg. Lowest Time
12AM27th Nov

96AQI

In the last 24 hours,

Haiyan Environmental Protection Building's AQI reached its highest point of 132 at 5 AM during the Night, while the lowest point, 95, was recorded at 10 AM during the Day between 26th Nov and 27th Nov 2025.

Day & Night AQI Trend : Oct - Nov 2025

Haiyan Environmental Protection Building, Pinghu, Zhejiang, China

OctNov
28th - 29th29th - 30th30th - 31st31st - 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
Day
Night
28th Oct 2025396 AMAQI
28th Oct 2025407 AMAQI
28th Oct 2025398 AMAQI
28th Oct 2025409 AMAQI
28th Oct 20254010 AMAQI
28th Oct 20254211 AMAQI
28th Oct 20254212 PMAQI
28th Oct 2025491 PMAQI
28th Oct 2025532 PMAQI
28th Oct 2025513 PMAQI
28th Oct 2025524 PMAQI
28th Oct 2025515 PMAQI
28th Oct 2025496 PMAQI
28th Oct 2025437 PMAQI
28th Oct 2025408 PMAQI
28th Oct 2025449 PMAQI
28th Oct 20254610 PMAQI
28th Oct 20255211 PMAQI
29th Oct 20255312 AMAQI
29th Oct 2025541 AMAQI
29th Oct 2025562 AMAQI
29th Oct 2025593 AMAQI
29th Oct 2025634 AMAQI
29th Oct 2025635 AMAQI

17°C15/19°C

29th Oct 2025646 AMAQI
29th Oct 2025637 AMAQI
29th Oct 2025658 AMAQI
29th Oct 2025619 AMAQI
29th Oct 20255410 AMAQI
29th Oct 20254811 AMAQI
29th Oct 20254012 PMAQI
29th Oct 2025331 PMAQI
29th Oct 2025322 PMAQI
29th Oct 2025283 PMAQI
29th Oct 2025284 PMAQI
29th Oct 2025285 PMAQI
29th Oct 2025326 PMAQI
29th Oct 2025417 PMAQI
29th Oct 2025488 PMAQI
29th Oct 2025549 PMAQI
29th Oct 20255710 PMAQI
29th Oct 20255911 PMAQI
30th Oct 20256012 AMAQI
30th Oct 2025601 AMAQI
30th Oct 2025542 AMAQI
30th Oct 2025503 AMAQI
30th Oct 2025514 AMAQI
30th Oct 2025515 AMAQI

19°C16/20°C

30th Oct 2025516 AMAQI
30th Oct 2025527 AMAQI
30th Oct 2025578 AMAQI
30th Oct 2025619 AMAQI
30th Oct 20256710 AMAQI
30th Oct 20256711 AMAQI
30th Oct 20256812 PMAQI
30th Oct 2025691 PMAQI
30th Oct 2025742 PMAQI
30th Oct 2025763 PMAQI
30th Oct 2025754 PMAQI
30th Oct 2025705 PMAQI
30th Oct 2025626 PMAQI
30th Oct 2025567 PMAQI
30th Oct 2025548 PMAQI
30th Oct 2025549 PMAQI
30th Oct 20255610 PMAQI
30th Oct 20255411 PMAQI
31st Oct 20255312 AMAQI
31st Oct 2025531 AMAQI
31st Oct 2025542 AMAQI
31st Oct 2025573 AMAQI
31st Oct 2025564 AMAQI
31st Oct 2025555 AMAQI

19°C16/22°C

31st Oct 2025566 AMAQI
31st Oct 2025547 AMAQI
31st Oct 2025538 AMAQI
31st Oct 2025579 AMAQI
31st Oct 20255910 AMAQI
31st Oct 20256611 AMAQI
31st Oct 20256212 PMAQI
31st Oct 2025581 PMAQI
31st Oct 2025562 PMAQI
31st Oct 2025523 PMAQI
31st Oct 2025484 PMAQI
31st Oct 2025425 PMAQI
31st Oct 2025516 PMAQI
31st Oct 2025617 PMAQI
31st Oct 2025718 PMAQI
31st Oct 2025769 PMAQI
31st Oct 20258510 PMAQI
31st Oct 20259111 PMAQI
1st Nov 20259412 AMAQI
1st Nov 20251011 AMAQI
1st Nov 20251102 AMAQI
1st Nov 20251153 AMAQI
1st Nov 20251264 AMAQI
1st Nov 20251265 AMAQI

18°C16/20°C

1st Nov 20251366 AMAQI
1st Nov 20251447 AMAQI
1st Nov 20251488 AMAQI
1st Nov 20251509 AMAQI
1st Nov 202515410 AMAQI
1st Nov 202515711 AMAQI
1st Nov 202516312 PMAQI
1st Nov 20251671 PMAQI
1st Nov 20251692 PMAQI
1st Nov 20251743 PMAQI
1st Nov 20251754 PMAQI
1st Nov 20251685 PMAQI
1st Nov 20251656 PMAQI
1st Nov 20251607 PMAQI
1st Nov 20251598 PMAQI
1st Nov 20251579 PMAQI
1st Nov 202516510 PMAQI
1st Nov 202517511 PMAQI
2nd Nov 202517812 AMAQI
2nd Nov 20251821 AMAQI
2nd Nov 20251862 AMAQI
2nd Nov 20251843 AMAQI
2nd Nov 20251874 AMAQI
2nd Nov 20251865 AMAQI

18°C16/20°C

2nd Nov 20251856 AMAQI
2nd Nov 20251857 AMAQI
2nd Nov 20251828 AMAQI
2nd Nov 20251759 AMAQI
2nd Nov 202517310 AMAQI
2nd Nov 202516911 AMAQI
2nd Nov 202516112 PMAQI
2nd Nov 20251611 PMAQI
2nd Nov 20251582 PMAQI
2nd Nov 20251543 PMAQI
2nd Nov 20251524 PMAQI
2nd Nov 20251545 PMAQI
2nd Nov 20251536 PMAQI
2nd Nov 20251467 PMAQI
2nd Nov 20251178 PMAQI
2nd Nov 20251089 PMAQI
2nd Nov 20259110 PMAQI
2nd Nov 20258211 PMAQI
3rd Nov 20257912 AMAQI
3rd Nov 2025741 AMAQI
3rd Nov 2025602 AMAQI
3rd Nov 2025553 AMAQI
3rd Nov 2025524 AMAQI
3rd Nov 2025435 AMAQI

18°C14/21°C

3rd Nov 2025326 AMAQI
3rd Nov 2025287 AMAQI
3rd Nov 2025288 AMAQI
3rd Nov 2025289 AMAQI
3rd Nov 20252810 AMAQI
3rd Nov 20252811 AMAQI
3rd Nov 20252412 PMAQI
3rd Nov 2025251 PMAQI
3rd Nov 2025282 PMAQI
3rd Nov 2025283 PMAQI
3rd Nov 2025284 PMAQI
3rd Nov 2025295 PMAQI
3rd Nov 2025326 PMAQI
3rd Nov 2025407 PMAQI
3rd Nov 2025428 PMAQI
3rd Nov 2025449 PMAQI
3rd Nov 20255010 PMAQI
3rd Nov 20255011 PMAQI
4th Nov 20255112 AMAQI
4th Nov 2025501 AMAQI
4th Nov 2025462 AMAQI
4th Nov 2025443 AMAQI
4th Nov 2025444 AMAQI
4th Nov 2025505 AMAQI

15°C13/17°C

4th Nov 2025516 AMAQI
4th Nov 2025537 AMAQI
4th Nov 2025548 AMAQI
4th Nov 2025549 AMAQI
4th Nov 20255410 AMAQI
4th Nov 20255611 AMAQI
4th Nov 20255612 PMAQI
4th Nov 2025561 PMAQI
4th Nov 2025562 PMAQI
4th Nov 2025563 PMAQI
4th Nov 2025574 PMAQI
4th Nov 2025575 PMAQI
4th Nov 2025576 PMAQI
4th Nov 2025607 PMAQI
4th Nov 2025628 PMAQI
4th Nov 2025659 PMAQI
4th Nov 20256910 PMAQI
4th Nov 20257711 PMAQI
5th Nov 20257912 AMAQI
5th Nov 2025741 AMAQI
5th Nov 2025732 AMAQI
5th Nov 2025723 AMAQI
5th Nov 2025704 AMAQI
5th Nov 2025705 AMAQI

17°C16/18°C

5th Nov 2025696 AMAQI
5th Nov 2025697 AMAQI
5th Nov 2025698 AMAQI
5th Nov 2025709 AMAQI
5th Nov 20256910 AMAQI
5th Nov 20256811 AMAQI
5th Nov 20256412 PMAQI
5th Nov 2025611 PMAQI
5th Nov 2025602 PMAQI
5th Nov 2025593 PMAQI
5th Nov 2025594 PMAQI
5th Nov 2025595 PMAQI
5th Nov 2025596 PMAQI
5th Nov 2025617 PMAQI
5th Nov 2025668 PMAQI
5th Nov 2025719 PMAQI
5th Nov 20258310 PMAQI
5th Nov 20258711 PMAQI
6th Nov 20258612 AMAQI
6th Nov 2025871 AMAQI
6th Nov 2025842 AMAQI
6th Nov 2025873 AMAQI
6th Nov 2025914 AMAQI
6th Nov 2025865 AMAQI

17°C15/20°C

6th Nov 2025846 AMAQI
6th Nov 2025817 AMAQI
6th Nov 2025798 AMAQI
6th Nov 2025769 AMAQI
6th Nov 20257410 AMAQI
6th Nov 20257011 AMAQI
6th Nov 20257012 PMAQI
6th Nov 2025691 PMAQI
6th Nov 2025702 PMAQI
6th Nov 2025723 PMAQI
6th Nov 2025884 PMAQI
6th Nov 20251015 PMAQI
6th Nov 20251076 PMAQI
6th Nov 20251127 PMAQI
6th Nov 20251148 PMAQI
6th Nov 20251199 PMAQI
6th Nov 202512110 PMAQI
6th Nov 202512111 PMAQI
7th Nov 202510812 AMAQI
7th Nov 20251041 AMAQI
7th Nov 20251032 AMAQI
7th Nov 20251003 AMAQI
7th Nov 2025974 AMAQI
7th Nov 2025915 AMAQI

19°C18/21°C

7th Nov 2025936 AMAQI
7th Nov 2025937 AMAQI
7th Nov 2025908 AMAQI
7th Nov 2025859 AMAQI
7th Nov 20258710 AMAQI
7th Nov 20257511 AMAQI
7th Nov 20256312 PMAQI
7th Nov 2025641 PMAQI
7th Nov 2025592 PMAQI
7th Nov 2025513 PMAQI
7th Nov 2025504 PMAQI
7th Nov 2025465 PMAQI
7th Nov 2025456 PMAQI
7th Nov 2025517 PMAQI
7th Nov 2025578 PMAQI
7th Nov 2025599 PMAQI
7th Nov 20255810 PMAQI
7th Nov 20255411 PMAQI
8th Nov 20255212 AMAQI
8th Nov 2025461 AMAQI
8th Nov 2025532 AMAQI
8th Nov 2025573 AMAQI
8th Nov 2025634 AMAQI
8th Nov 2025675 AMAQI

18°C17/18°C

8th Nov 2025706 AMAQI
8th Nov 2025747 AMAQI
8th Nov 2025738 AMAQI
8th Nov 2025749 AMAQI
8th Nov 20258210 AMAQI
8th Nov 20258111 AMAQI
8th Nov 20259712 PMAQI
8th Nov 20251011 PMAQI
8th Nov 2025922 PMAQI
8th Nov 2025823 PMAQI
8th Nov 2025754 PMAQI
8th Nov 2025725 PMAQI
8th Nov 2025546 PMAQI
8th Nov 2025587 PMAQI
8th Nov 2025658 PMAQI
8th Nov 2025669 PMAQI
8th Nov 20257110 PMAQI
8th Nov 20257011 PMAQI
9th Nov 20256712 AMAQI
9th Nov 2025671 AMAQI
9th Nov 2025662 AMAQI
9th Nov 2025613 AMAQI
9th Nov 2025594 AMAQI
9th Nov 2025585 AMAQI

18°C17/20°C

9th Nov 2025556 AMAQI
9th Nov 2025447 AMAQI
9th Nov 2025408 AMAQI
9th Nov 2025429 AMAQI
9th Nov 20254110 AMAQI
9th Nov 20253811 AMAQI
9th Nov 20253512 PMAQI
9th Nov 2025341 PMAQI
9th Nov 2025332 PMAQI
9th Nov 2025343 PMAQI
9th Nov 2025384 PMAQI
9th Nov 2025435 PMAQI
9th Nov 2025516 PMAQI
9th Nov 2025577 PMAQI
9th Nov 2025648 PMAQI
9th Nov 2025719 PMAQI
9th Nov 20257610 PMAQI
9th Nov 20257811 PMAQI
10th Nov 20258612 AMAQI
10th Nov 2025921 AMAQI
10th Nov 2025962 AMAQI
10th Nov 20251083 AMAQI
10th Nov 20251124 AMAQI
10th Nov 20251125 AMAQI

17°C16/19°C

10th Nov 20251146 AMAQI
10th Nov 20251107 AMAQI
10th Nov 20251118 AMAQI
10th Nov 20251039 AMAQI
10th Nov 20259510 AMAQI
10th Nov 20259411 AMAQI
10th Nov 20259012 PMAQI
10th Nov 2025861 PMAQI
10th Nov 2025772 PMAQI
10th Nov 2025683 PMAQI
10th Nov 2025604 PMAQI
10th Nov 2025565 PMAQI
10th Nov 2025546 PMAQI
10th Nov 2025517 PMAQI
10th Nov 2025448 PMAQI
10th Nov 2025449 PMAQI
10th Nov 20254210 PMAQI
10th Nov 20254411 PMAQI
11th Nov 20253812 AMAQI
11th Nov 2025391 AMAQI
11th Nov 2025392 AMAQI
11th Nov 2025393 AMAQI
11th Nov 2025404 AMAQI
11th Nov 2025445 AMAQI

16°C15/18°C

11th Nov 2025506 AMAQI
11th Nov 2025467 AMAQI
11th Nov 2025488 AMAQI
11th Nov 2025409 AMAQI
11th Nov 20254010 AMAQI
11th Nov 20253811 AMAQI
11th Nov 20253612 PMAQI
11th Nov 2025391 PMAQI
11th Nov 2025392 PMAQI
11th Nov 2025383 PMAQI
11th Nov 2025384 PMAQI
11th Nov 2025345 PMAQI
11th Nov 2025356 PMAQI
11th Nov 2025397 PMAQI
11th Nov 2025398 PMAQI
11th Nov 2025439 PMAQI
11th Nov 20255110 PMAQI
11th Nov 20255311 PMAQI
12th Nov 20255512 AMAQI
12th Nov 2025501 AMAQI
12th Nov 2025502 AMAQI
12th Nov 2025493 AMAQI
12th Nov 2025514 AMAQI
12th Nov 2025525 AMAQI

16°C15/18°C

12th Nov 2025516 AMAQI
12th Nov 2025537 AMAQI
12th Nov 2025548 AMAQI
12th Nov 2025569 AMAQI
12th Nov 20255810 AMAQI
12th Nov 20255711 AMAQI
12th Nov 20255712 PMAQI
12th Nov 2025581 PMAQI
12th Nov 2025562 PMAQI
12th Nov 2025583 PMAQI
12th Nov 2025594 PMAQI
12th Nov 2025615 PMAQI
12th Nov 2025626 PMAQI
12th Nov 2025667 PMAQI
12th Nov 2025668 PMAQI
12th Nov 2025669 PMAQI
12th Nov 20256610 PMAQI
12th Nov 20256511 PMAQI
13th Nov 20256412 AMAQI
13th Nov 2025631 AMAQI
13th Nov 2025602 AMAQI
13th Nov 2025623 AMAQI
13th Nov 2025634 AMAQI
13th Nov 2025655 AMAQI

16°C15/18°C

13th Nov 2025686 AMAQI
13th Nov 2025697 AMAQI
13th Nov 2025698 AMAQI
13th Nov 2025709 AMAQI
13th Nov 20257010 AMAQI
13th Nov 20256711 AMAQI
13th Nov 20256512 PMAQI
13th Nov 2025631 PMAQI
13th Nov 2025612 PMAQI
13th Nov 2025603 PMAQI
13th Nov 2025604 PMAQI
13th Nov 2025585 PMAQI
13th Nov 2025556 PMAQI
13th Nov 2025567 PMAQI
13th Nov 2025598 PMAQI
13th Nov 2025679 PMAQI
13th Nov 20257410 PMAQI
13th Nov 20258511 PMAQI
14th Nov 20259612 AMAQI
14th Nov 2025961 AMAQI
14th Nov 2025992 AMAQI
14th Nov 20251023 AMAQI
14th Nov 20251014 AMAQI
14th Nov 20251055 AMAQI

17°C15/20°C

14th Nov 20251146 AMAQI
14th Nov 20251177 AMAQI
14th Nov 20251308 AMAQI
14th Nov 20251479 AMAQI
14th Nov 202515210 AMAQI
14th Nov 202515411 AMAQI
14th Nov 202516012 PMAQI
14th Nov 20251521 PMAQI
14th Nov 20251322 PMAQI
14th Nov 20251153 PMAQI
14th Nov 20251024 PMAQI
14th Nov 2025925 PMAQI
14th Nov 2025896 PMAQI
14th Nov 2025947 PMAQI
14th Nov 2025968 PMAQI
14th Nov 20251009 PMAQI
14th Nov 202511710 PMAQI
14th Nov 202511811 PMAQI
15th Nov 202511012 AMAQI
15th Nov 20251061 AMAQI
15th Nov 20251002 AMAQI
15th Nov 2025913 AMAQI
15th Nov 2025874 AMAQI
15th Nov 2025905 AMAQI

15°C13/18°C

15th Nov 2025956 AMAQI
15th Nov 2025997 AMAQI
15th Nov 20251088 AMAQI
15th Nov 20251129 AMAQI
15th Nov 202511610 AMAQI
15th Nov 202511611 AMAQI
15th Nov 202510612 PMAQI
15th Nov 2025881 PMAQI
15th Nov 2025782 PMAQI
15th Nov 2025683 PMAQI
15th Nov 2025684 PMAQI
15th Nov 2025635 PMAQI
15th Nov 2025616 PMAQI
15th Nov 2025597 PMAQI
15th Nov 2025628 PMAQI
15th Nov 2025669 PMAQI
15th Nov 20257210 PMAQI
15th Nov 20257511 PMAQI
16th Nov 20257612 AMAQI
16th Nov 2025781 AMAQI
16th Nov 2025802 AMAQI
16th Nov 2025743 AMAQI
16th Nov 2025704 AMAQI
16th Nov 2025625 AMAQI

17°C15/18°C

16th Nov 2025596 AMAQI
16th Nov 2025617 AMAQI
16th Nov 2025688 AMAQI
16th Nov 2025719 AMAQI
16th Nov 20257510 AMAQI
16th Nov 20258111 AMAQI
16th Nov 20258612 PMAQI
16th Nov 2025971 PMAQI
16th Nov 20251032 PMAQI
16th Nov 20251023 PMAQI
16th Nov 20251064 PMAQI
16th Nov 20251065 PMAQI
16th Nov 20251166 PMAQI
16th Nov 20251257 PMAQI
16th Nov 20251228 PMAQI
16th Nov 20251189 PMAQI
16th Nov 202512010 PMAQI
16th Nov 202511511 PMAQI
17th Nov 202511112 AMAQI
17th Nov 20251231 AMAQI
17th Nov 20251232 AMAQI
17th Nov 20251153 AMAQI
17th Nov 20251084 AMAQI
17th Nov 20251015 AMAQI

17°C15/19°C

17th Nov 2025876 AMAQI
17th Nov 2025957 AMAQI
17th Nov 2025878 AMAQI
17th Nov 2025719 AMAQI
17th Nov 20256610 AMAQI
17th Nov 20256411 AMAQI
17th Nov 20255812 PMAQI
17th Nov 2025401 PMAQI
17th Nov 2025392 PMAQI
17th Nov 2025383 PMAQI
17th Nov 2025404 PMAQI
17th Nov 2025455 PMAQI
17th Nov 2025456 PMAQI
17th Nov 2025457 PMAQI
17th Nov 2025488 PMAQI
17th Nov 2025479 PMAQI
17th Nov 20254610 PMAQI
17th Nov 20255011 PMAQI
18th Nov 20255412 AMAQI
18th Nov 2025561 AMAQI
18th Nov 2025552 AMAQI
18th Nov 2025543 AMAQI
18th Nov 2025544 AMAQI
18th Nov 2025575 AMAQI

13°C8/17°C

18th Nov 2025646 AMAQI
18th Nov 2025687 AMAQI
18th Nov 2025718 AMAQI
18th Nov 2025699 AMAQI
18th Nov 20256510 AMAQI
18th Nov 20256111 AMAQI
18th Nov 20255912 PMAQI
18th Nov 2025611 PMAQI
18th Nov 2025602 PMAQI
18th Nov 2025603 PMAQI
18th Nov 2025574 PMAQI
18th Nov 2025595 PMAQI
18th Nov 2025606 PMAQI
18th Nov 2025647 PMAQI
18th Nov 2025658 PMAQI
18th Nov 2025669 PMAQI
18th Nov 20256610 PMAQI
18th Nov 20256611 PMAQI
19th Nov 20256712 AMAQI
19th Nov 2025691 AMAQI
19th Nov 2025702 AMAQI
19th Nov 2025703 AMAQI
19th Nov 2025704 AMAQI
19th Nov 2025735 AMAQI

8°C6/9°C

19th Nov 2025756 AMAQI
19th Nov 2025737 AMAQI
19th Nov 2025738 AMAQI
19th Nov 2025769 AMAQI
19th Nov 20257710 AMAQI
19th Nov 20257511 AMAQI
19th Nov 20257412 PMAQI
19th Nov 2025751 PMAQI
19th Nov 2025722 PMAQI
19th Nov 2025703 PMAQI
19th Nov 2025724 PMAQI
19th Nov 2025725 PMAQI
19th Nov 2025746 PMAQI
19th Nov 2025767 PMAQI
19th Nov 2025828 PMAQI
19th Nov 2025869 PMAQI
19th Nov 20259310 PMAQI
19th Nov 20259311 PMAQI
20th Nov 20259412 AMAQI
20th Nov 2025971 AMAQI
20th Nov 2025962 AMAQI
20th Nov 2025963 AMAQI
20th Nov 2025964 AMAQI
20th Nov 2025995 AMAQI

8°C5/11°C

20th Nov 20251026 AMAQI
20th Nov 20251037 AMAQI
20th Nov 20251088 AMAQI
20th Nov 20251119 AMAQI
20th Nov 202510810 AMAQI
20th Nov 202510511 AMAQI
20th Nov 202510512 PMAQI
20th Nov 2025981 PMAQI
20th Nov 2025992 PMAQI
20th Nov 2025963 PMAQI
20th Nov 2025964 PMAQI
20th Nov 2025945 PMAQI
20th Nov 2025966 PMAQI
20th Nov 20251007 PMAQI
20th Nov 20251178 PMAQI
20th Nov 20251249 PMAQI
20th Nov 202512810 PMAQI
20th Nov 202513311 PMAQI
21st Nov 202513612 AMAQI
21st Nov 20251401 AMAQI
21st Nov 20251422 AMAQI
21st Nov 20251443 AMAQI
21st Nov 20251434 AMAQI
21st Nov 20251445 AMAQI

10°C6/14°C

21st Nov 20251466 AMAQI
21st Nov 20251487 AMAQI
21st Nov 20251488 AMAQI
21st Nov 20251479 AMAQI
21st Nov 202514910 AMAQI
21st Nov 202514811 AMAQI
21st Nov 202514712 PMAQI
21st Nov 20251401 PMAQI
21st Nov 20251302 PMAQI
21st Nov 20251263 PMAQI
21st Nov 20251184 PMAQI
21st Nov 20251175 PMAQI
21st Nov 20251226 PMAQI
21st Nov 20251327 PMAQI
21st Nov 20251448 PMAQI
21st Nov 20251509 PMAQI
21st Nov 202515710 PMAQI
21st Nov 202516511 PMAQI
22nd Nov 202516612 AMAQI
22nd Nov 20251671 AMAQI
22nd Nov 20251662 AMAQI
22nd Nov 20251653 AMAQI
22nd Nov 20251634 AMAQI
22nd Nov 20251645 AMAQI

12°C9/16°C

22nd Nov 20251656 AMAQI
22nd Nov 20251647 AMAQI
22nd Nov 20251658 AMAQI
22nd Nov 20251639 AMAQI
22nd Nov 202516610 AMAQI
22nd Nov 202516811 AMAQI
22nd Nov 202516912 PMAQI
22nd Nov 20251691 PMAQI
22nd Nov 20251662 PMAQI
22nd Nov 20251633 PMAQI
22nd Nov 20251624 PMAQI
22nd Nov 20251605 PMAQI
22nd Nov 20251586 PMAQI
22nd Nov 20251637 PMAQI
22nd Nov 20251688 PMAQI
22nd Nov 20251749 PMAQI
22nd Nov 202517810 PMAQI
22nd Nov 202518111 PMAQI
23rd Nov 202518212 AMAQI
23rd Nov 20251831 AMAQI
23rd Nov 20251822 AMAQI
23rd Nov 20251763 AMAQI
23rd Nov 20251834 AMAQI
23rd Nov 20251865 AMAQI

13°C10/15°C

23rd Nov 20251876 AMAQI
23rd Nov 20251947 AMAQI
23rd Nov 20252008 AMAQI
23rd Nov 20252049 AMAQI
23rd Nov 202520210 AMAQI
23rd Nov 202519211 AMAQI
23rd Nov 202518612 PMAQI
23rd Nov 20251711 PMAQI
23rd Nov 20251672 PMAQI
23rd Nov 20251613 PMAQI
23rd Nov 20251574 PMAQI
23rd Nov 20251565 PMAQI
23rd Nov 20251506 PMAQI
23rd Nov 20251447 PMAQI
23rd Nov 20251498 PMAQI
23rd Nov 20251559 PMAQI
23rd Nov 202515610 PMAQI
23rd Nov 202516111 PMAQI
24th Nov 202516212 AMAQI
24th Nov 20251661 AMAQI
24th Nov 20251702 AMAQI
24th Nov 20251693 AMAQI
24th Nov 20251694 AMAQI
24th Nov 20251685 AMAQI

14°C12/17°C

24th Nov 20251696 AMAQI
24th Nov 20251677 AMAQI
24th Nov 20251658 AMAQI
24th Nov 20251619 AMAQI
24th Nov 202516010 AMAQI
24th Nov 202515711 AMAQI
24th Nov 202515512 PMAQI
24th Nov 20251521 PMAQI
24th Nov 20251472 PMAQI
24th Nov 20251413 PMAQI
24th Nov 20251394 PMAQI
24th Nov 20251355 PMAQI
24th Nov 20251266 PMAQI
24th Nov 20251157 PMAQI
24th Nov 20251148 PMAQI
24th Nov 20251149 PMAQI
24th Nov 202510810 PMAQI
24th Nov 202510911 PMAQI
25th Nov 202510812 AMAQI
25th Nov 20251201 AMAQI
25th Nov 20251242 AMAQI
25th Nov 20251093 AMAQI
25th Nov 20251044 AMAQI
25th Nov 20251065 AMAQI

16°C14/20°C

25th Nov 2025976 AMAQI
25th Nov 2025957 AMAQI
25th Nov 20251028 AMAQI
25th Nov 20251039 AMAQI
25th Nov 202510510 AMAQI
25th Nov 202510411 AMAQI
25th Nov 202510412 PMAQI
25th Nov 20251011 PMAQI
25th Nov 2025922 PMAQI
25th Nov 2025873 PMAQI
25th Nov 2025874 PMAQI
25th Nov 2025855 PMAQI
25th Nov 2025836 PMAQI
25th Nov 2025847 PMAQI
25th Nov 2025898 PMAQI
25th Nov 20251049 PMAQI
25th Nov 20259210 PMAQI
25th Nov 20259611 PMAQI
26th Nov 202510212 AMAQI
26th Nov 20251041 AMAQI
26th Nov 20251042 AMAQI
26th Nov 20251073 AMAQI
26th Nov 20251024 AMAQI
26th Nov 20251055 AMAQI

11°C8/13°C

26th Nov 20251056 AMAQI
26th Nov 2025967 AMAQI
26th Nov 2025968 AMAQI
26th Nov 2025959 AMAQI
26th Nov 20259510 AMAQI
26th Nov 20259911 AMAQI
26th Nov 20259812 PMAQI
26th Nov 20251001 PMAQI
26th Nov 20251052 PMAQI
26th Nov 20251083 PMAQI
26th Nov 20251124 PMAQI
26th Nov 20251135 PMAQI
26th Nov 20251116 PMAQI
26th Nov 20251097 PMAQI
26th Nov 20251068 PMAQI
26th Nov 20251019 PMAQI
26th Nov 202510010 PMAQI
26th Nov 20259711 PMAQI
27th Nov 20259612 AMAQI
27th Nov 2025971 AMAQI
27th Nov 20251012 AMAQI
27th Nov 20251103 AMAQI
27th Nov 20251094 AMAQI
27th Nov 20251325 AMAQI

11°C8/13°C

27th Nov 20251326 AMAQI
6 AM
27th Nov 20251277 AMAQI
27th Nov 20251178 AMAQI
27th Nov 2025999 AMAQI
11 AM
5 PM
11 PM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 1 PM

92AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
2 PM - 5 PM

83AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 1 PM (Avg. 92), while the lowest AQI was between 2 PM to 5 PM (Avg. 83).
Night time
Avg. Highest Time
12 AM - 5 AM

92AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
6 PM - 8 PM

82AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 92), while the lowest AQI was between 6 PM to 8 PM (Avg. 82).

2025 Days Vs Air Quality

Haiyan Environmental Protection Building, Pinghu, Zhejiang, China

2025

11%

37

72%

238

15%

48

2%

7

Total number of days with different AQI categories in last 331 days in 2025 (34 days remaining)

Good
37 Days
Moderate
238 Days
Poor
48 Days
Unhealthy
7 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 11%

Health Risk Level:

Extreme

In 2025, 11% of 331 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.

Annual Air Quality Insights

Haiyan Environmental Protection Building, Pinghu, 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
128AQI
2nd January 2025
111AQI
3rd January 2025
124AQI
4th January 2025
98AQI
5th January 2025
137AQI
6th January 2025
128AQI
7th January 2025
128AQI
8th January 2025
131AQI
9th January 2025
82AQI
10th January 2025
98AQI
11th January 2025
112AQI
12th January 2025
127AQI
13th January 2025
138AQI
14th January 2025
144AQI
15th January 2025
83AQI
16th January 2025
105AQI
17th January 2025
117AQI
18th January 2025
131AQI
19th January 2025
144AQI
20th January 2025
168AQI
21st January 2025
171AQI
22nd January 2025
125AQI
23rd January 2025
108AQI
24th January 2025
94AQI
25th January 2025
77AQI
26th January 2025
90AQI
27th January 2025
66AQI
28th January 2025
78AQI
29th January 2025
117AQI
30th January 2025
96AQI
31st January 2025
97AQI
1st February 2025
63AQI
2nd February 2025
106AQI
3rd February 2025
121AQI
4th February 2025
114AQI
5th February 2025
95AQI
6th February 2025
100AQI
7th February 2025
76AQI
8th February 2025
69AQI
9th February 2025
81AQI
10th February 2025
95AQI
11th February 2025
70AQI
12th February 2025
135AQI
13th February 2025
93AQI
14th February 2025
93AQI
15th February 2025
96AQI
16th February 2025
122AQI
17th February 2025
95AQI
18th February 2025
89AQI
19th February 2025
91AQI
20th February 2025
71AQI
21st February 2025
70AQI
22nd February 2025
97AQI
23rd February 2025
116AQI
24th February 2025
133AQI
25th February 2025
145AQI
26th February 2025
154AQI
27th February 2025
146AQI
28th February 2025
110AQI
1st March 2025
96AQI
2nd March 2025
89AQI
3rd March 2025
67AQI
4th March 2025
64AQI
5th March 2025
64AQI
6th March 2025
75AQI
7th March 2025
86AQI
8th March 2025
123AQI
9th March 2025
79AQI
10th March 2025
104AQI
11th March 2025
102AQI
12th March 2025
77AQI
13th March 2025
72AQI
14th March 2025
64AQI
15th March 2025
55AQI
16th March 2025
83AQI
17th March 2025
71AQI
18th March 2025
79AQI
19th March 2025
83AQI
20th March 2025
100AQI
21st March 2025
83AQI
22nd March 2025
97AQI
23rd March 2025
96AQI
24th March 2025
100AQI
25th March 2025
101AQI
26th March 2025
126AQI
27th March 2025
106AQI
28th March 2025
89AQI
29th March 2025
94AQI
30th March 2025
77AQI
31st March 2025
71AQI
1st April 2025
77AQI
2nd April 2025
97AQI
3rd April 2025
89AQI
4th April 2025
89AQI
5th April 2025
96AQI
6th April 2025
104AQI
7th April 2025
95AQI
8th April 2025
97AQI
9th April 2025
100AQI
10th April 2025
100AQI
11th April 2025
93AQI
12th April 2025
161AQI
13th April 2025
88AQI
14th April 2025
93AQI
15th April 2025
77AQI
16th April 2025
83AQI
17th April 2025
89AQI
18th April 2025
94AQI
19th April 2025
104AQI
20th April 2025
98AQI
21st April 2025
82AQI
22nd April 2025
84AQI
23rd April 2025
82AQI
24th April 2025
103AQI
25th April 2025
72AQI
26th April 2025
77AQI
27th April 2025
73AQI
28th April 2025
84AQI
29th April 2025
73AQI
30th April 2025
85AQI
1st May 2025
78AQI
2nd May 2025
79AQI
3rd May 2025
81AQI
4th May 2025
65AQI
5th May 2025
77AQI
6th May 2025
98AQI
7th May 2025
88AQI
8th May 2025
76AQI
9th May 2025
67AQI
10th May 2025
64AQI
11th May 2025
69AQI
12th May 2025
76AQI
13th May 2025
75AQI
14th May 2025
75AQI
15th May 2025
91AQI
16th May 2025
89AQI
17th May 2025
88AQI
18th May 2025
90AQI
19th May 2025
77AQI
20th May 2025
76AQI
21st May 2025
60AQI
22nd May 2025
68AQI
23rd May 2025
53AQI
24th May 2025
82AQI
25th May 2025
84AQI
26th May 2025
81AQI
27th May 2025
69AQI
28th May 2025
73AQI
29th May 2025
68AQI
30th May 2025
85AQI
31st May 2025
76AQI
1st June 2025
58AQI
2nd June 2025
58AQI
3rd June 2025
69AQI
4th June 2025
87AQI
5th June 2025
66AQI
6th June 2025
76AQI
7th June 2025
75AQI
8th June 2025
48AQI
9th June 2025
65AQI
10th June 2025
57AQI
11th June 2025
62AQI
12th June 2025
59AQI
13th June 2025
54AQI
14th June 2025
57AQI
15th June 2025
49AQI
16th June 2025
52AQI
17th June 2025
60AQI
18th June 2025
60AQI
19th June 2025
58AQI
20th June 2025
52AQI
21st June 2025
55AQI
22nd June 2025
54AQI
23rd June 2025
51AQI
24th June 2025
53AQI
25th June 2025
60AQI
26th June 2025
58AQI
27th June 2025
56AQI
28th June 2025
55AQI
29th June 2025
55AQI
30th June 2025
50AQI
1st July 2025
51AQI
2nd July 2025
55AQI
3rd July 2025
56AQI
4th July 2025
57AQI
5th July 2025
58AQI
6th July 2025
56AQI
7th July 2025
47AQI
8th July 2025
46AQI
9th July 2025
48AQI
10th July 2025
58AQI
11th July 2025
51AQI
12th July 2025
49AQI
13th July 2025
57AQI
14th July 2025
62AQI
15th July 2025
66AQI
16th July 2025
64AQI
17th July 2025
62AQI
18th July 2025
60AQI
19th July 2025
49AQI
20th July 2025
48AQI
21st July 2025
45AQI
22nd July 2025
44AQI
23rd July 2025
42AQI
24th July 2025
44AQI
25th July 2025
46AQI
26th July 2025
42AQI
27th July 2025
43AQI
28th July 2025
40AQI
29th July 2025
40AQI
30th July 2025
35AQI
31st July 2025
46AQI
1st August 2025
55AQI
2nd August 2025
58AQI
3rd August 2025
59AQI
4th August 2025
61AQI
5th August 2025
54AQI
6th August 2025
54AQI
7th August 2025
53AQI
8th August 2025
56AQI
9th August 2025
56AQI
10th August 2025
60AQI
11th August 2025
60AQI
12th August 2025
61AQI
13th August 2025
50AQI
14th August 2025
43AQI
15th August 2025
43AQI
16th August 2025
46AQI
17th August 2025
52AQI
18th August 2025
50AQI
19th August 2025
53AQI
20th August 2025
58AQI
21st August 2025
62AQI
22nd August 2025
55AQI
23rd August 2025
54AQI
24th August 2025
53AQI
25th August 2025
54AQI
26th August 2025
55AQI
27th August 2025
52AQI
28th August 2025
48AQI
29th August 2025
52AQI
30th August 2025
51AQI
31st August 2025
52AQI
1st September 2025
55AQI
2nd September 2025
53AQI
3rd September 2025
55AQI
4th September 2025
60AQI
5th September 2025
57AQI
6th September 2025
61AQI
7th September 2025
69AQI
8th September 2025
59AQI
9th September 2025
58AQI
10th September 2025
55AQI
11th September 2025
57AQI
12th September 2025
57AQI
13th September 2025
61AQI
14th September 2025
56AQI
15th September 2025
59AQI
16th September 2025
59AQI
17th September 2025
60AQI
18th September 2025
55AQI
19th September 2025
54AQI
20th September 2025
56AQI
21st September 2025
54AQI
22nd September 2025
48AQI
23rd September 2025
46AQI
24th September 2025
45AQI
25th September 2025
48AQI
26th September 2025
52AQI
27th September 2025
68AQI
28th September 2025
91AQI
29th September 2025
100AQI
30th September 2025
65AQI
1st October 2025
78AQI
2nd October 2025
59AQI
3rd October 2025
79AQI
4th October 2025
79AQI
5th October 2025
78AQI
6th October 2025
75AQI
7th October 2025
115AQI
8th October 2025
67AQI
9th October 2025
50AQI
10th October 2025
57AQI
11th October 2025
77AQI
12th October 2025
109AQI
13th October 2025
114AQI
14th October 2025
84AQI
15th October 2025
76AQI
16th October 2025
82AQI
17th October 2025
44AQI
18th October 2025
49AQI
19th October 2025
58AQI
20th October 2025
56AQI
21st October 2025
50AQI
22nd October 2025
52AQI
23rd October 2025
59AQI
24th October 2025
61AQI
25th October 2025
68AQI
26th October 2025
80AQI
27th October 2025
106AQI
28th October 2025
55AQI
29th October 2025
50AQI
30th October 2025
59AQI
31st October 2025
59AQI
1st November 2025
139AQI
2nd November 2025
160AQI
3rd November 2025
47AQI
4th November 2025
54AQI
5th November 2025
71AQI
6th November 2025
91AQI
7th November 2025
81AQI
8th November 2025
67AQI
9th November 2025
56AQI
10th November 2025
80AQI
11th November 2025
41AQI
12th November 2025
57AQI
13th November 2025
65AQI
14th November 2025
110AQI
15th November 2025
90AQI
16th November 2025
89AQI
17th November 2025
77AQI
18th November 2025
60AQI
19th November 2025
74AQI
20th November 2025
103AQI
21st November 2025
139AQI
22nd November 2025
166AQI
23rd November 2025
174AQI
24th November 2025
148AQI
25th November 2025
101AQI
26th November 2025
102AQI
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

115AQI

102AQI

86AQI

91AQI

77AQI

59AQI

51AQI

54AQI

59AQI

70AQI

94AQI

No. of days

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

202578AQI

11
18
2
17
10
1
25
6
26
3
1
31
3
27
17
14
6
25
4
26
5
22
4
2
14
7
3
37
238
48
7

Highest AQI recorded in

January

115AQI

Lowest AQI recorded in

July

51AQI

202470AQI

9
7
3
9
30
10
21
4
27
12
16
1
12
16
3
7
20
3
5
24
2
48
153
38
2

Highest AQI recorded in

December

115AQI

Lowest AQI recorded in

July

51AQI

202376AQI

3
30
1
33
1

Highest AQI recorded in

December

76AQI

Lowest AQI recorded in

November

75AQI

202275AQI

2
5
2
2
1
9
11
5
16
9
1
3
18
8
4
25
2
9
17
4
4
19
1
1
1
11
15
2
2
39
127
40
3

Highest AQI recorded in

February

102AQI

Lowest AQI recorded in

September

61AQI

202177AQI

7
11
2
7
15
13
18
11
19
1
5
24
1
11
11
1
3
19
6
1
1
8
12
9
51
121
32
12

Highest AQI recorded in

December

123AQI

Lowest AQI recorded in

July

54AQI

202075AQI

6
5
2
2
10
8
1
13
5
8
21
1
5
23
2
7
22
1
5
23
2
5
24
2
2
22
6
2
11
13
5
42
174
42
6

Highest AQI recorded in

December

113AQI

Lowest AQI recorded in

March

60AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
78AQI
Least Polluted Year Recorded
2024(Avg.)
70AQI

Haiyan Environmental Protection Building's annual 2025 AQI (78) shows an average percentage change of 3.8% (worsened AQI) compared to previous years: 2020 (75), 2021 (77), 2022 (75), 2023 (76), 2024 (70).