Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Chuzhou Monitoring Station, Huaian, Jiangsu, 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+

October Air Quality Analysis

Chuzhou Monitoring Station, Huaian, Jiangsu, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
26th Oct 2023
192AQI
Lowest AQI recorded on
4th Oct 2022
22AQI

Same Day Analysis (12th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 112 of Poor air quality, showing improvement over 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 12th Oct - 13th Oct 2025

Chuzhou Monitoring Station, Huaian, Jiangsu, China

AQI
Day
Night
.

5 AM12th Oct 2025

5 PM

4 AM13th Oct 2025

Day time
Avg. Highest Time
6AM12th Oct

101AQI

Avg. Lowest Time
4PM12th Oct

60AQI

Night time
Avg. Highest Time
5AM12th Oct

109AQI

Avg. Lowest Time
3AM13th Oct

61AQI

In the last 24 hours,

Chuzhou Monitoring Station's AQI reached its highest point of 109 at 5 AM during the Night, while the lowest point, 60, was recorded at 4 PM during the Day between 12th Oct and 13th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Chuzhou Monitoring Station, Huaian, Jiangsu, China

SepOct
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
13th Sep 2025585 AMAQI
13th Sep 2025586 AMAQI
13th Sep 2025587 AMAQI
13th Sep 2025588 AMAQI
13th Sep 2025589 AMAQI
13th Sep 20256010 AMAQI
13th Sep 20255611 AMAQI
13th Sep 20255712 PMAQI
13th Sep 2025581 PMAQI
13th Sep 2025592 PMAQI
13th Sep 2025603 PMAQI
13th Sep 2025564 PMAQI
13th Sep 2025575 PMAQI
13th Sep 2025586 PMAQI
13th Sep 2025587 PMAQI
13th Sep 2025568 PMAQI
13th Sep 2025579 PMAQI
13th Sep 20255710 PMAQI
13th Sep 20255811 PMAQI
14th Sep 20255712 AMAQI
14th Sep 2025581 AMAQI
14th Sep 2025582 AMAQI
14th Sep 2025583 AMAQI
14th Sep 2025584 AMAQI

23°C22/26°C

14th Sep 2025585 AMAQI
14th Sep 2025586 AMAQI
14th Sep 2025587 AMAQI
14th Sep 2025648 AMAQI
14th Sep 2025649 AMAQI
14th Sep 20256610 AMAQI
14th Sep 20256211 AMAQI
14th Sep 20255712 PMAQI
14th Sep 2025601 PMAQI
14th Sep 2025592 PMAQI
14th Sep 2025603 PMAQI
14th Sep 2025624 PMAQI
14th Sep 2025605 PMAQI
14th Sep 2025626 PMAQI
14th Sep 2025597 PMAQI
14th Sep 2025588 PMAQI
14th Sep 2025609 PMAQI
14th Sep 20256010 PMAQI
14th Sep 20256111 PMAQI
15th Sep 20255812 AMAQI
15th Sep 2025581 AMAQI
15th Sep 2025582 AMAQI
15th Sep 2025593 AMAQI
15th Sep 2025584 AMAQI

25°C22/30°C

15th Sep 2025595 AMAQI
15th Sep 2025596 AMAQI
15th Sep 2025597 AMAQI
15th Sep 2025728 AMAQI
15th Sep 2025689 AMAQI
15th Sep 20257410 AMAQI
15th Sep 20256411 AMAQI
15th Sep 20256612 PMAQI
15th Sep 2025761 PMAQI
15th Sep 2025672 PMAQI
15th Sep 2025603 PMAQI
15th Sep 2025584 PMAQI
15th Sep 2025535 PMAQI
15th Sep 2025526 PMAQI
15th Sep 2025577 PMAQI
15th Sep 2025588 PMAQI
15th Sep 2025619 PMAQI
15th Sep 20256410 PMAQI
15th Sep 20256611 PMAQI
16th Sep 20256212 AMAQI
16th Sep 2025591 AMAQI
16th Sep 2025602 AMAQI
16th Sep 2025603 AMAQI
16th Sep 2025614 AMAQI

27°C24/32°C

16th Sep 2025605 AMAQI
16th Sep 2025606 AMAQI
16th Sep 2025617 AMAQI
16th Sep 2025748 AMAQI
16th Sep 2025809 AMAQI
16th Sep 20257810 AMAQI
16th Sep 20258111 AMAQI
16th Sep 20258012 PMAQI
16th Sep 2025701 PMAQI
16th Sep 2025672 PMAQI
16th Sep 2025643 PMAQI
16th Sep 2025624 PMAQI
16th Sep 2025655 PMAQI
16th Sep 2025676 PMAQI
16th Sep 2025637 PMAQI
16th Sep 2025658 PMAQI
16th Sep 2025649 PMAQI
16th Sep 20257210 PMAQI
16th Sep 20257811 PMAQI
17th Sep 20256312 AMAQI
17th Sep 2025601 AMAQI
17th Sep 2025602 AMAQI
17th Sep 2025623 AMAQI
17th Sep 2025644 AMAQI

28°C24/34°C

17th Sep 2025645 AMAQI
17th Sep 2025646 AMAQI
17th Sep 2025657 AMAQI
17th Sep 2025448 AMAQI
17th Sep 2025359 AMAQI
17th Sep 20253510 AMAQI
17th Sep 20253111 AMAQI
17th Sep 20253612 PMAQI
17th Sep 2025361 PMAQI
17th Sep 2025432 PMAQI
17th Sep 2025433 PMAQI
17th Sep 2025424 PMAQI
17th Sep 2025445 PMAQI
17th Sep 2025466 PMAQI
17th Sep 2025547 PMAQI
17th Sep 2025558 PMAQI
17th Sep 2025599 PMAQI
17th Sep 20255910 PMAQI
17th Sep 20255811 PMAQI
18th Sep 20255912 AMAQI
18th Sep 2025621 AMAQI
18th Sep 2025622 AMAQI
18th Sep 2025613 AMAQI
18th Sep 2025594 AMAQI

22°C20/24°C

18th Sep 2025595 AMAQI
18th Sep 2025596 AMAQI
18th Sep 2025597 AMAQI
18th Sep 2025468 AMAQI
18th Sep 2025449 AMAQI
18th Sep 20253910 AMAQI
18th Sep 20253911 AMAQI
18th Sep 20253612 PMAQI
18th Sep 2025341 PMAQI
18th Sep 2025302 PMAQI
18th Sep 2025303 PMAQI
18th Sep 2025334 PMAQI
18th Sep 2025375 PMAQI
18th Sep 2025346 PMAQI
18th Sep 2025467 PMAQI
18th Sep 2025538 PMAQI
18th Sep 2025539 PMAQI
18th Sep 20255310 PMAQI
18th Sep 20255311 PMAQI
19th Sep 20255312 AMAQI
19th Sep 2025601 AMAQI
19th Sep 2025602 AMAQI
19th Sep 2025583 AMAQI
19th Sep 2025564 AMAQI

21°C18/25°C

19th Sep 2025565 AMAQI
19th Sep 2025576 AMAQI
19th Sep 2025567 AMAQI
19th Sep 2025388 AMAQI
19th Sep 2025349 AMAQI
19th Sep 20253410 AMAQI
19th Sep 20253611 AMAQI
19th Sep 20254112 PMAQI
19th Sep 2025421 PMAQI
19th Sep 2025342 PMAQI
19th Sep 2025323 PMAQI
19th Sep 2025304 PMAQI
19th Sep 2025325 PMAQI
19th Sep 2025326 PMAQI
19th Sep 2025447 PMAQI
19th Sep 2025528 PMAQI
19th Sep 2025529 PMAQI
19th Sep 20255210 PMAQI
19th Sep 20255211 PMAQI
20th Sep 20255212 AMAQI
20th Sep 2025571 AMAQI
20th Sep 2025562 AMAQI
20th Sep 2025563 AMAQI
20th Sep 2025544 AMAQI

20°C18/21°C

20th Sep 2025545 AMAQI
20th Sep 2025546 AMAQI
20th Sep 2025547 AMAQI
20th Sep 2025598 AMAQI
20th Sep 2025629 AMAQI
20th Sep 20256210 AMAQI
20th Sep 20256211 AMAQI
20th Sep 20257012 PMAQI
20th Sep 2025661 PMAQI
20th Sep 2025622 PMAQI
20th Sep 2025623 PMAQI
20th Sep 2025624 PMAQI
20th Sep 2025625 PMAQI
20th Sep 2025666 PMAQI
20th Sep 2025617 PMAQI
20th Sep 2025598 PMAQI
20th Sep 2025609 PMAQI
20th Sep 20256210 PMAQI
20th Sep 20256411 PMAQI
21st Sep 20256512 AMAQI
21st Sep 2025561 AMAQI
21st Sep 2025552 AMAQI
21st Sep 2025563 AMAQI
21st Sep 2025574 AMAQI

19°C15/23°C

21st Sep 2025565 AMAQI
21st Sep 2025566 AMAQI
21st Sep 2025577 AMAQI
21st Sep 2025918 AMAQI
21st Sep 20251049 AMAQI
21st Sep 202510710 AMAQI
21st Sep 20258811 AMAQI
21st Sep 20256912 PMAQI
21st Sep 2025661 PMAQI
21st Sep 2025632 PMAQI
21st Sep 2025613 PMAQI
21st Sep 2025604 PMAQI
21st Sep 2025575 PMAQI
21st Sep 2025576 PMAQI
21st Sep 2025587 PMAQI
21st Sep 2025578 PMAQI
21st Sep 2025589 PMAQI
21st Sep 20255810 PMAQI
21st Sep 20255611 PMAQI
22nd Sep 20255712 AMAQI
22nd Sep 2025571 AMAQI
22nd Sep 2025572 AMAQI
22nd Sep 2025593 AMAQI
22nd Sep 2025634 AMAQI

20°C15/26°C

22nd Sep 2025625 AMAQI
22nd Sep 2025636 AMAQI
22nd Sep 2025637 AMAQI
22nd Sep 2025548 AMAQI
22nd Sep 2025549 AMAQI
22nd Sep 20254910 AMAQI
22nd Sep 20254311 AMAQI
22nd Sep 20254512 PMAQI
22nd Sep 2025451 PMAQI
22nd Sep 2025362 PMAQI
22nd Sep 2025403 PMAQI
22nd Sep 2025404 PMAQI
22nd Sep 2025465 PMAQI
22nd Sep 2025466 PMAQI
22nd Sep 2025517 PMAQI
22nd Sep 2025568 PMAQI
22nd Sep 2025569 PMAQI
22nd Sep 20255710 PMAQI
22nd Sep 20255711 PMAQI
23rd Sep 20255612 AMAQI
23rd Sep 2025571 AMAQI
23rd Sep 2025582 AMAQI
23rd Sep 2025583 AMAQI
23rd Sep 2025584 AMAQI

22°C18/27°C

23rd Sep 2025585 AMAQI
23rd Sep 2025576 AMAQI
23rd Sep 2025587 AMAQI
23rd Sep 2025478 AMAQI
23rd Sep 2025389 AMAQI
23rd Sep 20253810 AMAQI
23rd Sep 20253811 AMAQI
23rd Sep 20253612 PMAQI
23rd Sep 2025401 PMAQI
23rd Sep 2025422 PMAQI
23rd Sep 2025393 PMAQI
23rd Sep 2025454 PMAQI
23rd Sep 2025485 PMAQI
23rd Sep 2025526 PMAQI
23rd Sep 2025507 PMAQI
23rd Sep 2025568 PMAQI
23rd Sep 2025559 PMAQI
23rd Sep 20255710 PMAQI
23rd Sep 20255811 PMAQI
24th Sep 20255812 AMAQI
24th Sep 2025581 AMAQI
24th Sep 2025572 AMAQI
24th Sep 2025563 AMAQI
24th Sep 2025554 AMAQI

24°C21/30°C

24th Sep 2025555 AMAQI
24th Sep 2025556 AMAQI
24th Sep 2025557 AMAQI
24th Sep 2025528 AMAQI
24th Sep 2025519 AMAQI
24th Sep 20255010 AMAQI
24th Sep 20255111 AMAQI
24th Sep 20254012 PMAQI
24th Sep 2025401 PMAQI
24th Sep 2025442 PMAQI
24th Sep 2025453 PMAQI
24th Sep 2025424 PMAQI
24th Sep 2025395 PMAQI
24th Sep 2025376 PMAQI
24th Sep 2025447 PMAQI
24th Sep 2025508 PMAQI
24th Sep 2025529 PMAQI
24th Sep 20254810 PMAQI
24th Sep 20254911 PMAQI
25th Sep 20254812 AMAQI
25th Sep 2025561 AMAQI
25th Sep 2025562 AMAQI
25th Sep 2025563 AMAQI
25th Sep 2025554 AMAQI

20°C19/21°C

25th Sep 2025565 AMAQI
25th Sep 2025556 AMAQI
25th Sep 2025557 AMAQI
25th Sep 2025548 AMAQI
25th Sep 2025539 AMAQI
25th Sep 20255410 AMAQI
25th Sep 20255011 AMAQI
25th Sep 20254812 PMAQI
25th Sep 2025451 PMAQI
25th Sep 2025402 PMAQI
25th Sep 2025403 PMAQI
25th Sep 2025444 PMAQI
25th Sep 2025455 PMAQI
25th Sep 2025416 PMAQI
25th Sep 2025467 PMAQI
25th Sep 2025448 PMAQI
25th Sep 2025389 PMAQI
25th Sep 20253710 PMAQI
25th Sep 20253111 PMAQI
26th Sep 20253012 AMAQI
26th Sep 2025311 AMAQI
26th Sep 2025302 AMAQI
26th Sep 2025323 AMAQI
26th Sep 2025384 AMAQI

21°C20/22°C

26th Sep 2025435 AMAQI
26th Sep 2025466 AMAQI
26th Sep 2025467 AMAQI
26th Sep 2025388 AMAQI
26th Sep 2025339 AMAQI
26th Sep 20253010 AMAQI
26th Sep 20253011 AMAQI
26th Sep 20253112 PMAQI
26th Sep 2025351 PMAQI
26th Sep 2025342 PMAQI
26th Sep 2025343 PMAQI
26th Sep 2025374 PMAQI
26th Sep 2025405 PMAQI
26th Sep 2025406 PMAQI
26th Sep 2025427 PMAQI
26th Sep 2025448 PMAQI
26th Sep 2025469 PMAQI
26th Sep 20254910 PMAQI
26th Sep 20255011 PMAQI
27th Sep 20255112 AMAQI
27th Sep 2025521 AMAQI
27th Sep 2025502 AMAQI
27th Sep 2025503 AMAQI
27th Sep 2025504 AMAQI

21°C19/23°C

27th Sep 2025505 AMAQI
27th Sep 2025506 AMAQI
27th Sep 2025507 AMAQI
27th Sep 2025488 AMAQI
27th Sep 2025469 AMAQI
27th Sep 20255010 AMAQI
27th Sep 20255011 AMAQI
27th Sep 20255212 PMAQI
27th Sep 2025501 PMAQI
27th Sep 2025472 PMAQI
27th Sep 2025423 PMAQI
27th Sep 2025394 PMAQI
27th Sep 2025395 PMAQI
27th Sep 2025396 PMAQI
27th Sep 2025377 PMAQI
27th Sep 2025358 PMAQI
27th Sep 2025409 PMAQI
27th Sep 20254610 PMAQI
27th Sep 20255111 PMAQI
28th Sep 20255312 AMAQI
28th Sep 2025551 AMAQI
28th Sep 2025562 AMAQI
28th Sep 2025553 AMAQI
28th Sep 2025554 AMAQI

21°C20/23°C

28th Sep 2025565 AMAQI
28th Sep 2025576 AMAQI
28th Sep 2025567 AMAQI
28th Sep 2025548 AMAQI
28th Sep 2025539 AMAQI
28th Sep 20255310 AMAQI
28th Sep 20255411 AMAQI
28th Sep 20255612 PMAQI
28th Sep 2025551 PMAQI
28th Sep 2025552 PMAQI
28th Sep 2025553 PMAQI
28th Sep 2025554 PMAQI
28th Sep 2025565 PMAQI
28th Sep 2025586 PMAQI
28th Sep 2025647 PMAQI
28th Sep 2025698 PMAQI
28th Sep 2025709 PMAQI
28th Sep 20256810 PMAQI
28th Sep 20256811 PMAQI
29th Sep 20257012 AMAQI
29th Sep 2025791 AMAQI
29th Sep 2025922 AMAQI
29th Sep 2025953 AMAQI
29th Sep 2025974 AMAQI

23°C21/26°C

29th Sep 20251005 AMAQI
29th Sep 20251036 AMAQI
29th Sep 20251057 AMAQI
29th Sep 20251068 AMAQI
29th Sep 20251109 AMAQI
29th Sep 202511210 AMAQI
29th Sep 202511311 AMAQI
29th Sep 202510712 PMAQI
29th Sep 2025951 PMAQI
29th Sep 2025902 PMAQI
29th Sep 2025913 PMAQI
29th Sep 2025854 PMAQI
29th Sep 2025895 PMAQI
29th Sep 2025916 PMAQI
29th Sep 2025937 PMAQI
29th Sep 2025898 PMAQI
29th Sep 2025889 PMAQI
29th Sep 20258710 PMAQI
29th Sep 20258111 PMAQI
30th Sep 20258012 AMAQI
30th Sep 2025851 AMAQI
30th Sep 2025902 AMAQI
30th Sep 2025833 AMAQI
30th Sep 2025914 AMAQI

21°C19/23°C

30th Sep 2025985 AMAQI
30th Sep 2025946 AMAQI
30th Sep 2025937 AMAQI
30th Sep 2025908 AMAQI
30th Sep 2025949 AMAQI
30th Sep 20258810 AMAQI
30th Sep 20259711 AMAQI
30th Sep 20259812 PMAQI
30th Sep 2025891 PMAQI
30th Sep 2025962 PMAQI
30th Sep 2025913 PMAQI
30th Sep 2025784 PMAQI
30th Sep 2025855 PMAQI
30th Sep 2025836 PMAQI
30th Sep 2025837 PMAQI
30th Sep 2025788 PMAQI
30th Sep 2025859 PMAQI
30th Sep 20258610 PMAQI
30th Sep 20258511 PMAQI
1st Oct 20258312 AMAQI
1st Oct 2025761 AMAQI
1st Oct 2025822 AMAQI
1st Oct 2025853 AMAQI
1st Oct 2025934 AMAQI

22°C19/26°C

1st Oct 2025905 AMAQI
1st Oct 2025796 AMAQI
1st Oct 2025817 AMAQI
1st Oct 2025818 AMAQI
1st Oct 2025839 AMAQI
1st Oct 20258710 AMAQI
1st Oct 20258611 AMAQI
1st Oct 20258412 PMAQI
1st Oct 2025831 PMAQI
1st Oct 2025862 PMAQI
1st Oct 2025823 PMAQI
1st Oct 2025824 PMAQI
1st Oct 2025795 PMAQI
1st Oct 2025806 PMAQI
1st Oct 2025757 PMAQI
1st Oct 2025718 PMAQI
1st Oct 2025819 PMAQI
1st Oct 20258010 PMAQI
1st Oct 20258511 PMAQI
2nd Oct 20259412 AMAQI
2nd Oct 2025941 AMAQI
2nd Oct 2025952 AMAQI
2nd Oct 20251023 AMAQI
2nd Oct 20251024 AMAQI

21°C19/25°C

2nd Oct 20251035 AMAQI
2nd Oct 20251046 AMAQI
2nd Oct 20251077 AMAQI
2nd Oct 20251068 AMAQI
2nd Oct 20251029 AMAQI
2nd Oct 202510010 AMAQI
2nd Oct 202510011 AMAQI
2nd Oct 20259312 PMAQI
2nd Oct 2025911 PMAQI
2nd Oct 2025952 PMAQI
2nd Oct 2025833 PMAQI
2nd Oct 2025804 PMAQI
2nd Oct 2025785 PMAQI
2nd Oct 2025876 PMAQI
2nd Oct 2025727 PMAQI
2nd Oct 2025608 PMAQI
2nd Oct 2025599 PMAQI
2nd Oct 20255710 PMAQI
2nd Oct 20255811 PMAQI
3rd Oct 20256012 AMAQI
3rd Oct 2025591 AMAQI
3rd Oct 2025652 AMAQI
3rd Oct 2025653 AMAQI
3rd Oct 2025684 AMAQI

22°C19/23°C

3rd Oct 2025715 AMAQI
3rd Oct 2025706 AMAQI
3rd Oct 2025667 AMAQI
3rd Oct 2025658 AMAQI
3rd Oct 2025649 AMAQI
3rd Oct 20256210 AMAQI
3rd Oct 20255911 AMAQI
3rd Oct 20255612 PMAQI
3rd Oct 2025571 PMAQI
3rd Oct 2025552 PMAQI
3rd Oct 2025583 PMAQI
3rd Oct 2025584 PMAQI
3rd Oct 2025545 PMAQI
3rd Oct 2025566 PMAQI
3rd Oct 2025467 PMAQI
3rd Oct 2025598 PMAQI
3rd Oct 2025599 PMAQI
3rd Oct 20256110 PMAQI
3rd Oct 20256411 PMAQI
4th Oct 20256812 AMAQI
4th Oct 2025671 AMAQI
4th Oct 2025712 AMAQI
4th Oct 2025773 AMAQI
4th Oct 2025794 AMAQI

21°C18/23°C

4th Oct 2025805 AMAQI
4th Oct 2025796 AMAQI
4th Oct 2025807 AMAQI
4th Oct 2025808 AMAQI
4th Oct 2025789 AMAQI
4th Oct 20257510 AMAQI
4th Oct 20257011 AMAQI
4th Oct 20257012 PMAQI
4th Oct 2025711 PMAQI
4th Oct 2025712 PMAQI
4th Oct 2025683 PMAQI
4th Oct 2025684 PMAQI
4th Oct 2025675 PMAQI
4th Oct 2025646 PMAQI
4th Oct 2025657 PMAQI
4th Oct 2025658 PMAQI
4th Oct 2025689 PMAQI
4th Oct 20256410 PMAQI
4th Oct 20256211 PMAQI
5th Oct 20256212 AMAQI
5th Oct 2025581 AMAQI
5th Oct 2025582 AMAQI
5th Oct 2025583 AMAQI
5th Oct 2025544 AMAQI

22°C20/25°C

5th Oct 2025505 AMAQI
5th Oct 2025526 AMAQI
5th Oct 2025507 AMAQI
5th Oct 2025558 AMAQI
5th Oct 2025669 AMAQI
5th Oct 20256310 AMAQI
5th Oct 20257511 AMAQI
5th Oct 20258812 PMAQI
5th Oct 2025741 PMAQI
5th Oct 2025712 PMAQI
5th Oct 2025693 PMAQI
5th Oct 20251054 PMAQI
5th Oct 20251065 PMAQI
5th Oct 2025866 PMAQI
5th Oct 2025777 PMAQI
5th Oct 2025788 PMAQI
5th Oct 2025859 PMAQI
5th Oct 20259710 PMAQI
5th Oct 20258911 PMAQI
6th Oct 20259712 AMAQI
6th Oct 20251101 AMAQI
6th Oct 20251142 AMAQI
6th Oct 20251313 AMAQI
6th Oct 20251294 AMAQI

25°C22/30°C

6th Oct 20251275 AMAQI
6th Oct 20251046 AMAQI
6th Oct 2025887 AMAQI
6th Oct 2025908 AMAQI
6th Oct 2025899 AMAQI
6th Oct 20259710 AMAQI
6th Oct 202510311 AMAQI
6th Oct 202511512 PMAQI
6th Oct 20251141 PMAQI
6th Oct 20251152 PMAQI
6th Oct 20251093 PMAQI
6th Oct 20251254 PMAQI
6th Oct 20251245 PMAQI
6th Oct 20251236 PMAQI
6th Oct 20251357 PMAQI
6th Oct 20251348 PMAQI
6th Oct 20251309 PMAQI
6th Oct 202512310 PMAQI
6th Oct 202512011 PMAQI
7th Oct 20259512 AMAQI
7th Oct 2025871 AMAQI

26°C21/30°C

7th Oct 2025987 PMAQI
7th Oct 2025898 PMAQI
7th Oct 2025929 PMAQI
7th Oct 202510310 PMAQI
7th Oct 202510511 PMAQI
8th Oct 202510012 AMAQI
8th Oct 20251021 AMAQI
8th Oct 2025902 AMAQI
8th Oct 2025913 AMAQI
8th Oct 2025904 AMAQI

23°C21/26°C

8th Oct 2025905 AMAQI
8th Oct 2025856 AMAQI
8th Oct 2025827 AMAQI
8th Oct 2025818 AMAQI
8th Oct 2025829 AMAQI
8th Oct 20256710 AMAQI
8th Oct 20256811 AMAQI
8th Oct 20256712 PMAQI
8th Oct 2025701 PMAQI
8th Oct 2025682 PMAQI
8th Oct 2025713 PMAQI
8th Oct 2025674 PMAQI
8th Oct 2025695 PMAQI
8th Oct 2025686 PMAQI
8th Oct 2025687 PMAQI
8th Oct 2025668 PMAQI
8th Oct 2025669 PMAQI
8th Oct 20256510 PMAQI
8th Oct 20256411 PMAQI
9th Oct 20256312 AMAQI
9th Oct 2025651 AMAQI
9th Oct 2025622 AMAQI
9th Oct 2025573 AMAQI
9th Oct 2025584 AMAQI

22°C20/26°C

9th Oct 2025565 AMAQI
9th Oct 2025566 AMAQI
9th Oct 2025607 AMAQI
9th Oct 2025588 AMAQI
9th Oct 2025609 AMAQI
9th Oct 20255510 AMAQI
9th Oct 20255411 AMAQI
9th Oct 20255312 PMAQI
9th Oct 2025501 PMAQI
9th Oct 2025522 PMAQI
9th Oct 2025533 PMAQI
9th Oct 2025514 PMAQI
9th Oct 2025495 PMAQI
9th Oct 2025536 PMAQI
9th Oct 2025517 PMAQI
9th Oct 2025538 PMAQI
9th Oct 2025599 PMAQI
9th Oct 20255810 PMAQI
9th Oct 20255611 PMAQI
10th Oct 20255512 AMAQI
10th Oct 2025591 AMAQI
10th Oct 2025562 AMAQI
10th Oct 2025563 AMAQI
10th Oct 2025584 AMAQI

23°C19/28°C

10th Oct 2025665 AMAQI
10th Oct 2025656 AMAQI
10th Oct 2025687 AMAQI
10th Oct 2025678 AMAQI
10th Oct 2025709 AMAQI
10th Oct 20256910 AMAQI
10th Oct 20257311 AMAQI
10th Oct 20257012 PMAQI
10th Oct 2025711 PMAQI
10th Oct 2025732 PMAQI
10th Oct 2025723 PMAQI
10th Oct 2025814 PMAQI
10th Oct 2025775 PMAQI
10th Oct 2025746 PMAQI
10th Oct 2025707 PMAQI
10th Oct 2025698 PMAQI
10th Oct 2025689 PMAQI
10th Oct 202510010 PMAQI
10th Oct 202510311 PMAQI
11th Oct 20259812 AMAQI
11th Oct 20251001 AMAQI
11th Oct 20251192 AMAQI
11th Oct 20251223 AMAQI
11th Oct 20251184 AMAQI

25°C21/30°C

11th Oct 20251165 AMAQI
11th Oct 20251106 AMAQI
11th Oct 20251077 AMAQI
11th Oct 2025908 AMAQI
11th Oct 2025989 AMAQI
11th Oct 202511010 AMAQI
11th Oct 202512211 AMAQI
11th Oct 202513512 PMAQI
11th Oct 20251341 PMAQI
11th Oct 20251332 PMAQI
11th Oct 20251553 PMAQI
11th Oct 20251604 PMAQI
11th Oct 20251585 PMAQI
11th Oct 20251556 PMAQI
11th Oct 20251517 PMAQI
11th Oct 20251558 PMAQI
11th Oct 20251509 PMAQI
11th Oct 202515210 PMAQI
11th Oct 202514811 PMAQI
12th Oct 202514812 AMAQI
12th Oct 20251311 AMAQI
12th Oct 20251212 AMAQI
12th Oct 20251313 AMAQI
12th Oct 20251104 AMAQI

24°C21/28°C

12th Oct 20251095 AMAQI
12th Oct 20251016 AMAQI
12th Oct 2025947 AMAQI
12th Oct 2025928 AMAQI
12th Oct 2025719 AMAQI
12th Oct 20256110 AMAQI
12th Oct 20256511 AMAQI
12th Oct 20256612 PMAQI
12th Oct 2025641 PMAQI
12th Oct 2025622 PMAQI
12th Oct 2025623 PMAQI
12th Oct 2025604 PMAQI
12th Oct 2025615 PMAQI
12th Oct 2025616 PMAQI
12th Oct 2025637 PMAQI
12th Oct 2025648 PMAQI
12th Oct 2025689 PMAQI
12th Oct 20257210 PMAQI
12th Oct 20257011 PMAQI
13th Oct 20257012 AMAQI
13th Oct 2025621 AMAQI
13th Oct 2025612 AMAQI
13th Oct 2025613 AMAQI
13th Oct 2025634 AMAQI

22°C20/25°C

13th Oct 2025635 AMAQI
5 AM
13th Oct 2025606 AMAQI
13th Oct 2025567 AMAQI
13th Oct 2025598 AMAQI
13th Oct 2025609 AMAQI
13th Oct 20256010 AMAQI
13th Oct 20256211 AMAQI
11 AM
13th Oct 20256112 PMAQI
13th Oct 2025601 PMAQI
13th Oct 2025582 PMAQI
13th Oct 2025613 PMAQI
13th Oct 2025604 PMAQI
13th Oct 2025585 PMAQI
5 PM
13th Oct 2025546 PMAQI
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 5 PM

66AQI

13 hours / Day
390 hours / Month
Avg. Lowest Time
5 AM - 5 PM

66AQI

13 hours / Day
390 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 PM (Avg. 66), while the lowest AQI was between 5 AM to 5 PM (Avg. 66).
Night time
Avg. Highest Time
12 AM - 4 AM

69AQI

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

64AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 69), while the lowest AQI was between 6 PM to 6 PM (Avg. 64).

2025 Days Vs Air Quality

Chuzhou Monitoring Station, Huaian, Jiangsu, China

2025

6%

17

63%

179

26%

73

6%

16

Total number of days with different AQI categories in last 286 days in 2025 (79 days remaining)

Good
17 Days
Moderate
179 Days
Poor
73 Days
Unhealthy
16 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 6%

Health Risk Level:

Extreme

In 2025, 6% of 286 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

Chuzhou Monitoring Station, Huaian, Jiangsu, 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
153AQI
2nd January 2025
147AQI
3rd January 2025
117AQI
4th January 2025
148AQI
5th January 2025
157AQI
6th January 2025
133AQI
7th January 2025
115AQI
8th January 2025
135AQI
9th January 2025
82AQI
10th January 2025
98AQI
11th January 2025
121AQI
12th January 2025
140AQI
13th January 2025
147AQI
14th January 2025
161AQI
15th January 2025
96AQI
16th January 2025
132AQI
17th January 2025
137AQI
18th January 2025
159AQI
19th January 2025
171AQI
20th January 2025
178AQI
21st January 2025
183AQI
22nd January 2025
139AQI
23rd January 2025
115AQI
24th January 2025
93AQI
25th January 2025
97AQI
26th January 2025
135AQI
27th January 2025
75AQI
28th January 2025
117AQI
29th January 2025
137AQI
30th January 2025
146AQI
31st January 2025
145AQI
1st February 2025
111AQI
2nd February 2025
156AQI
3rd February 2025
134AQI
4th February 2025
120AQI
5th February 2025
110AQI
6th February 2025
90AQI
7th February 2025
75AQI
8th February 2025
73AQI
9th February 2025
93AQI
10th February 2025
113AQI
11th February 2025
124AQI
12th February 2025
146AQI
13th February 2025
111AQI
14th February 2025
151AQI
15th February 2025
108AQI
16th February 2025
158AQI
17th February 2025
88AQI
18th February 2025
106AQI
19th February 2025
87AQI
20th February 2025
84AQI
21st February 2025
82AQI
22nd February 2025
103AQI
23rd February 2025
103AQI
24th February 2025
102AQI
25th February 2025
134AQI
26th February 2025
147AQI
27th February 2025
166AQI
28th February 2025
169AQI
1st March 2025
158AQI
2nd March 2025
117AQI
3rd March 2025
96AQI
4th March 2025
101AQI
5th March 2025
124AQI
6th March 2025
106AQI
7th March 2025
129AQI
8th March 2025
145AQI
9th March 2025
144AQI
10th March 2025
140AQI
11th March 2025
160AQI
12th March 2025
161AQI
13th March 2025
125AQI
14th March 2025
99AQI
15th March 2025
86AQI
16th March 2025
82AQI
17th March 2025
80AQI
18th March 2025
71AQI
19th March 2025
79AQI
20th March 2025
102AQI
21st March 2025
87AQI
22nd March 2025
89AQI
23rd March 2025
111AQI
24th March 2025
121AQI
25th March 2025
120AQI
26th March 2025
135AQI
27th March 2025
134AQI
28th March 2025
105AQI
29th March 2025
103AQI
30th March 2025
95AQI
31st March 2025
89AQI
1st April 2025
100AQI
2nd April 2025
92AQI
3rd April 2025
87AQI
4th April 2025
118AQI
5th April 2025
99AQI
6th April 2025
97AQI
7th April 2025
106AQI
8th April 2025
121AQI
9th April 2025
138AQI
10th April 2025
114AQI
11th April 2025
148AQI
12th April 2025
182AQI
13th April 2025
105AQI
14th April 2025
88AQI
15th April 2025
82AQI
16th April 2025
79AQI
17th April 2025
93AQI
18th April 2025
119AQI
19th April 2025
134AQI
20th April 2025
95AQI
21st April 2025
113AQI
22nd April 2025
105AQI
23rd April 2025
105AQI
24th April 2025
91AQI
25th April 2025
73AQI
26th April 2025
73AQI
27th April 2025
79AQI
28th April 2025
79AQI
29th April 2025
86AQI
30th April 2025
91AQI
1st May 2025
94AQI
2nd May 2025
88AQI
3rd May 2025
76AQI
4th May 2025
70AQI
5th May 2025
70AQI
6th May 2025
93AQI
7th May 2025
95AQI
8th May 2025
86AQI
9th May 2025
55AQI
10th May 2025
68AQI
11th May 2025
76AQI
12th May 2025
76AQI
13th May 2025
86AQI
14th May 2025
124AQI
15th May 2025
130AQI
16th May 2025
94AQI
17th May 2025
104AQI
18th May 2025
77AQI
19th May 2025
110AQI
20th May 2025
98AQI
21st May 2025
86AQI
22nd May 2025
89AQI
23rd May 2025
103AQI
24th May 2025
94AQI
25th May 2025
96AQI
26th May 2025
107AQI
27th May 2025
98AQI
28th May 2025
94AQI
29th May 2025
87AQI
30th May 2025
101AQI
31st May 2025
118AQI
1st June 2025
79AQI
2nd June 2025
69AQI
3rd June 2025
90AQI
4th June 2025
93AQI
5th June 2025
92AQI
6th June 2025
89AQI
7th June 2025
80AQI
8th June 2025
68AQI
9th June 2025
65AQI
10th June 2025
70AQI
11th June 2025
66AQI
12th June 2025
63AQI
13th June 2025
66AQI
14th June 2025
62AQI
15th June 2025
59AQI
16th June 2025
64AQI
17th June 2025
66AQI
18th June 2025
72AQI
19th June 2025
60AQI
20th June 2025
46AQI
21st June 2025
53AQI
22nd June 2025
56AQI
23rd June 2025
60AQI
24th June 2025
59AQI
25th June 2025
68AQI
26th June 2025
81AQI
27th June 2025
64AQI
28th June 2025
58AQI
29th June 2025
54AQI
30th June 2025
58AQI
1st July 2025
63AQI
2nd July 2025
61AQI
3rd July 2025
66AQI
4th July 2025
68AQI
5th July 2025
70AQI
6th July 2025
73AQI
7th July 2025
74AQI
8th July 2025
54AQI
9th July 2025
59AQI
10th July 2025
76AQI
11th July 2025
74AQI
12th July 2025
66AQI
13th July 2025
70AQI
14th July 2025
61AQI
15th July 2025
67AQI
16th July 2025
71AQI
17th July 2025
67AQI
18th July 2025
69AQI
19th July 2025
62AQI
20th July 2025
58AQI
21st July 2025
51AQI
22nd July 2025
48AQI
23rd July 2025
51AQI
24th July 2025
48AQI
25th July 2025
56AQI
26th July 2025
53AQI
27th July 2025
53AQI
28th July 2025
46AQI
29th July 2025
49AQI
30th July 2025
48AQI
31st July 2025
47AQI
1st August 2025
50AQI
2nd August 2025
49AQI
3rd August 2025
52AQI
4th August 2025
56AQI
5th August 2025
56AQI
6th August 2025
61AQI
7th August 2025
56AQI
8th August 2025
54AQI
9th August 2025
56AQI
10th August 2025
44AQI
11th August 2025
45AQI
12th August 2025
51AQI
13th August 2025
53AQI
14th August 2025
54AQI
15th August 2025
51AQI
16th August 2025
54AQI
17th August 2025
58AQI
18th August 2025
59AQI
19th August 2025
63AQI
20th August 2025
62AQI
21st August 2025
66AQI
22nd August 2025
62AQI
23rd August 2025
60AQI
24th August 2025
57AQI
25th August 2025
57AQI
26th August 2025
58AQI
27th August 2025
61AQI
28th August 2025
62AQI
29th August 2025
63AQI
30th August 2025
61AQI
31st August 2025
54AQI
1st September 2025
55AQI
2nd September 2025
56AQI
3rd September 2025
59AQI
4th September 2025
56AQI
5th September 2025
57AQI
6th September 2025
63AQI
7th September 2025
70AQI
8th September 2025
61AQI
9th September 2025
56AQI
10th September 2025
57AQI
11th September 2025
57AQI
12th September 2025
57AQI
13th September 2025
58AQI
14th September 2025
60AQI
15th September 2025
61AQI
16th September 2025
67AQI
17th September 2025
52AQI
18th September 2025
49AQI
19th September 2025
47AQI
20th September 2025
60AQI
21st September 2025
63AQI
22nd September 2025
53AQI
23rd September 2025
51AQI
24th September 2025
50AQI
25th September 2025
46AQI
26th September 2025
37AQI
27th September 2025
47AQI
28th September 2025
57AQI
29th September 2025
90AQI
30th September 2025
87AQI
1st October 2025
81AQI
2nd October 2025
88AQI
3rd October 2025
60AQI
4th October 2025
71AQI
5th October 2025
67AQI
6th October 2025
115AQI
7th October 2025
96AQI
8th October 2025
77AQI
9th October 2025
57AQI
10th October 2025
69AQI
11th October 2025
124AQI
12th October 2025
112AQI
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

133AQI

116AQI

113AQI

103AQI

92AQI

68AQI

61AQI

56AQI

58AQI

85AQI

No. of days

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

202588AQI

6
18
7
8
15
5
11
17
3
17
12
1
23
8
1
29
6
25
4
27
6
24
9
3
17
179
73
16

Highest AQI recorded in

January

133AQI

Lowest AQI recorded in

August

56AQI

202496AQI

8
7
15
1
11
10
4
4
6
21
4
18
11
1
21
9
1
1
28
1
14
15
2
7
23
1
13
17
3
17
11
1
17
8
4
27
4
39
181
108
33
5

Highest AQI recorded in

January

138AQI

Lowest AQI recorded in

September

54AQI

202397AQI

6
14
10
1
12
13
3
1
6
14
9
1
14
13
2
1
1
16
12
2
6
20
4
19
12
10
20
1
5
21
4
1
15
13
2
10
8
8
10
10
10
1
43
162
106
46
4

Highest AQI recorded in

March

130AQI

Lowest AQI recorded in

July

47AQI

202296AQI

7
7
16
1
7
9
5
1
10
16
4
14
14
2
16
15
4
24
2
8
13
1
1
14
13
1
6
22
3
3
13
11
3
12
8
10
1
36
152
87
40
2

Highest AQI recorded in

January

138AQI

Lowest AQI recorded in

September

55AQI

2021101AQI

4
17
8
2
2
11
13
2
8
15
5
3
18
10
1
1
1
14
14
1
1
1
24
5
8
23
5
16
10
18
2
8
10
9
4
13
15
2
10
7
13
1
35
169
107
36
5
3

Highest AQI recorded in

March

150AQI

Lowest AQI recorded in

July

58AQI

202096AQI

1
9
3
1
6
13
1
5
10
3
4
18
8
5
22
4
9
20
2
2
21
7
18
11
2
14
12
4
4
9
15
3
22
137
79
25
3

Highest AQI recorded in

December

153AQI

Lowest AQI recorded in

August

64AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
101AQI
Least Polluted Year Recorded
2025(Avg.)
88AQI

Chuzhou Monitoring Station's annual 2025 AQI (88) shows an average percentage change of -9.07% (improved AQI) compared to previous years: 2020 (96), 2021 (101), 2022 (96), 2023 (97), 2024 (96).