Changzhou, 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+
August Air Quality Analysis
Changzhou, Jiangsu, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
26th Aug 2021
121AQILowest AQI recorded on
28th Aug 2023
32AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 56 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Changzhou, Jiangsu, China
AQI
Day
Night
.
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
9AM4th Aug
68AQI
Avg. Lowest Time
5PM4th Aug
48AQI
Night time
Avg. Highest Time
4AM5th Aug
56AQI
Avg. Lowest Time
9PM4th Aug
50AQI
In the last 24 hours,
Changzhou's AQI reached its highest point of 68 at 9 AM during the Day, while the lowest point, 48, was recorded at 5 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Changzhou, Jiangsu, China
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025685 AMAQI
6th Jul 2025686 AMAQI
6th Jul 2025687 AMAQI
6th Jul 2025718 AMAQI
6th Jul 2025799 AMAQI
6th Jul 20258610 AMAQI
6th Jul 20258711 AMAQI
6th Jul 20258512 PMAQI
6th Jul 2025861 PMAQI
6th Jul 2025882 PMAQI
6th Jul 2025843 PMAQI
6th Jul 2025854 PMAQI
6th Jul 2025855 PMAQI
6th Jul 2025836 PMAQI
6th Jul 2025807 PMAQI
6th Jul 2025718 PMAQI
6th Jul 2025699 PMAQI
6th Jul 20256910 PMAQI
6th Jul 20256711 PMAQI
7th Jul 20256612 AMAQI
7th Jul 2025661 AMAQI
7th Jul 2025662 AMAQI
7th Jul 2025673 AMAQI
7th Jul 2025684 AMAQI
33°C28/38°C
7th Jul 2025695 AMAQI
7th Jul 2025696 AMAQI
7th Jul 2025697 AMAQI
7th Jul 2025628 AMAQI
7th Jul 2025649 AMAQI
7th Jul 20256310 AMAQI
7th Jul 20256411 AMAQI
7th Jul 20256812 PMAQI
7th Jul 2025611 PMAQI
7th Jul 2025582 PMAQI
7th Jul 2025563 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025525 PMAQI
7th Jul 2025556 PMAQI
7th Jul 2025537 PMAQI
7th Jul 2025598 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255910 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255912 AMAQI
8th Jul 2025661 AMAQI
8th Jul 2025662 AMAQI
8th Jul 2025663 AMAQI
8th Jul 2025654 AMAQI
31°C28/36°C
8th Jul 2025655 AMAQI
8th Jul 2025656 AMAQI
8th Jul 2025657 AMAQI
8th Jul 2025388 AMAQI
8th Jul 2025339 AMAQI
8th Jul 20253310 AMAQI
8th Jul 20253411 AMAQI
8th Jul 20254012 PMAQI
8th Jul 2025411 PMAQI
8th Jul 2025412 PMAQI
8th Jul 2025423 PMAQI
8th Jul 2025424 PMAQI
8th Jul 2025415 PMAQI
8th Jul 2025356 PMAQI
8th Jul 2025457 PMAQI
8th Jul 2025578 PMAQI
8th Jul 2025569 PMAQI
8th Jul 20255610 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255612 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025623 AMAQI
9th Jul 2025604 AMAQI
29°C26/33°C
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025408 AMAQI
9th Jul 2025359 AMAQI
9th Jul 20254210 AMAQI
9th Jul 20253811 AMAQI
9th Jul 20254212 PMAQI
9th Jul 2025421 PMAQI
9th Jul 2025452 PMAQI
9th Jul 2025453 PMAQI
9th Jul 2025494 PMAQI
9th Jul 2025455 PMAQI
9th Jul 2025426 PMAQI
9th Jul 2025467 PMAQI
9th Jul 2025558 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255712 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025593 AMAQI
10th Jul 2025574 AMAQI
29°C26/33°C
10th Jul 2025575 AMAQI
10th Jul 2025576 AMAQI
10th Jul 2025577 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025909 AMAQI
10th Jul 20259410 AMAQI
10th Jul 20259211 AMAQI
10th Jul 20259112 PMAQI
10th Jul 2025941 PMAQI
10th Jul 2025912 PMAQI
10th Jul 2025883 PMAQI
10th Jul 2025874 PMAQI
10th Jul 2025885 PMAQI
10th Jul 2025836 PMAQI
10th Jul 2025737 PMAQI
10th Jul 2025668 PMAQI
10th Jul 2025689 PMAQI
10th Jul 20257010 PMAQI
10th Jul 20257011 PMAQI
11th Jul 20256912 AMAQI
11th Jul 2025591 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025603 AMAQI
11th Jul 2025644 AMAQI
29°C26/32°C
11th Jul 2025645 AMAQI
11th Jul 2025646 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025768 AMAQI
11th Jul 2025699 AMAQI
11th Jul 20257110 AMAQI
11th Jul 20257011 AMAQI
11th Jul 20256612 PMAQI
11th Jul 2025631 PMAQI
11th Jul 2025602 PMAQI
11th Jul 2025573 PMAQI
11th Jul 2025504 PMAQI
11th Jul 2025495 PMAQI
11th Jul 2025496 PMAQI
11th Jul 2025477 PMAQI
11th Jul 2025578 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025632 AMAQI
12th Jul 2025633 AMAQI
12th Jul 2025634 AMAQI
28°C25/31°C
12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025678 AMAQI
12th Jul 2025589 AMAQI
12th Jul 20255510 AMAQI
12th Jul 20255711 AMAQI
12th Jul 20255612 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025492 PMAQI
12th Jul 2025503 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025435 PMAQI
12th Jul 2025486 PMAQI
12th Jul 2025557 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20256410 PMAQI
12th Jul 20256511 PMAQI
13th Jul 20256612 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025614 AMAQI
27°C25/32°C
13th Jul 2025615 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025617 AMAQI
13th Jul 2025658 AMAQI
13th Jul 2025669 AMAQI
13th Jul 20256810 AMAQI
13th Jul 20256911 AMAQI
13th Jul 20257012 PMAQI
13th Jul 2025751 PMAQI
13th Jul 2025712 PMAQI
13th Jul 2025673 PMAQI
13th Jul 2025694 PMAQI
13th Jul 2025695 PMAQI
13th Jul 2025696 PMAQI
13th Jul 2025677 PMAQI
13th Jul 2025668 PMAQI
13th Jul 2025659 PMAQI
13th Jul 20256610 PMAQI
13th Jul 20256711 PMAQI
14th Jul 20256712 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025634 AMAQI
29°C24/33°C
14th Jul 2025635 AMAQI
14th Jul 2025636 AMAQI
14th Jul 2025637 AMAQI
14th Jul 2025728 AMAQI
14th Jul 2025769 AMAQI
14th Jul 20257610 AMAQI
14th Jul 20258111 AMAQI
14th Jul 20258112 PMAQI
14th Jul 2025801 PMAQI
14th Jul 2025762 PMAQI
14th Jul 2025633 PMAQI
14th Jul 2025594 PMAQI
14th Jul 2025575 PMAQI
14th Jul 2025536 PMAQI
14th Jul 2025557 PMAQI
14th Jul 2025598 PMAQI
14th Jul 2025599 PMAQI
14th Jul 20255910 PMAQI
14th Jul 20256011 PMAQI
15th Jul 20256012 AMAQI
15th Jul 2025621 AMAQI
15th Jul 2025632 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025664 AMAQI
29°C25/34°C
15th Jul 2025655 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025667 AMAQI
15th Jul 2025698 AMAQI
15th Jul 2025739 AMAQI
15th Jul 20256710 AMAQI
15th Jul 20256211 AMAQI
15th Jul 20256012 PMAQI
15th Jul 2025611 PMAQI
15th Jul 2025702 PMAQI
15th Jul 2025743 PMAQI
15th Jul 2025764 PMAQI
15th Jul 2025755 PMAQI
15th Jul 2025776 PMAQI
15th Jul 2025747 PMAQI
15th Jul 2025688 PMAQI
15th Jul 2025699 PMAQI
15th Jul 20257010 PMAQI
15th Jul 20256811 PMAQI
16th Jul 20256912 AMAQI
16th Jul 2025631 AMAQI
16th Jul 2025642 AMAQI
16th Jul 2025633 AMAQI
16th Jul 2025644 AMAQI
29°C25/35°C
16th Jul 2025645 AMAQI
16th Jul 2025646 AMAQI
16th Jul 2025647 AMAQI
16th Jul 2025718 AMAQI
16th Jul 2025759 AMAQI
16th Jul 20257310 AMAQI
16th Jul 20257011 AMAQI
16th Jul 20257012 PMAQI
16th Jul 2025711 PMAQI
16th Jul 2025682 PMAQI
16th Jul 2025713 PMAQI
16th Jul 2025724 PMAQI
16th Jul 2025745 PMAQI
16th Jul 2025746 PMAQI
16th Jul 2025707 PMAQI
16th Jul 2025678 PMAQI
16th Jul 2025679 PMAQI
16th Jul 20256610 PMAQI
16th Jul 20256711 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025651 AMAQI
17th Jul 2025652 AMAQI
17th Jul 2025663 AMAQI
17th Jul 2025664 AMAQI
31°C27/35°C
17th Jul 2025665 AMAQI
17th Jul 2025666 AMAQI
17th Jul 2025667 AMAQI
17th Jul 2025648 AMAQI
17th Jul 2025629 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20254611 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025541 PMAQI
17th Jul 2025562 PMAQI
17th Jul 2025553 PMAQI
17th Jul 2025574 PMAQI
17th Jul 2025665 PMAQI
17th Jul 2025696 PMAQI
17th Jul 2025697 PMAQI
17th Jul 2025678 PMAQI
17th Jul 2025659 PMAQI
17th Jul 20256410 PMAQI
17th Jul 20256311 PMAQI
18th Jul 20256312 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025662 AMAQI
18th Jul 2025653 AMAQI
18th Jul 2025644 AMAQI
29°C26/35°C
18th Jul 2025635 AMAQI
18th Jul 2025646 AMAQI
18th Jul 2025647 AMAQI
18th Jul 2025688 AMAQI
18th Jul 2025679 AMAQI
18th Jul 20256810 AMAQI
18th Jul 20256811 AMAQI
18th Jul 20256812 PMAQI
18th Jul 2025651 PMAQI
18th Jul 2025652 PMAQI
18th Jul 2025633 PMAQI
18th Jul 2025624 PMAQI
18th Jul 2025595 PMAQI
18th Jul 2025566 PMAQI
18th Jul 2025607 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025599 PMAQI
18th Jul 20255910 PMAQI
18th Jul 20255911 PMAQI
19th Jul 20255912 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025642 AMAQI
19th Jul 2025643 AMAQI
19th Jul 2025644 AMAQI
28°C25/34°C
19th Jul 2025655 AMAQI
19th Jul 2025656 AMAQI
19th Jul 2025647 AMAQI
19th Jul 2025598 AMAQI
19th Jul 2025499 AMAQI
19th Jul 20254310 AMAQI
19th Jul 20254511 AMAQI
19th Jul 20254512 PMAQI
19th Jul 2025411 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025425 PMAQI
19th Jul 2025436 PMAQI
19th Jul 2025487 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025559 PMAQI
19th Jul 20255610 PMAQI
19th Jul 20255611 PMAQI
20th Jul 20255612 AMAQI
20th Jul 2025611 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025613 AMAQI
20th Jul 2025604 AMAQI
29°C25/34°C
20th Jul 2025605 AMAQI
20th Jul 2025606 AMAQI
20th Jul 2025607 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025359 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20254111 AMAQI
20th Jul 20254312 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025362 PMAQI
20th Jul 2025373 PMAQI
20th Jul 2025354 PMAQI
20th Jul 2025315 PMAQI
20th Jul 2025286 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025538 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255111 PMAQI
21st Jul 20255212 AMAQI
21st Jul 2025581 AMAQI
21st Jul 2025582 AMAQI
21st Jul 2025573 AMAQI
21st Jul 2025574 AMAQI
30°C27/35°C
21st Jul 2025575 AMAQI
21st Jul 2025576 AMAQI
21st Jul 2025577 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025289 AMAQI
21st Jul 20252710 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025331 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025315 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025407 PMAQI
21st Jul 2025518 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20254910 PMAQI
21st Jul 20254911 PMAQI
22nd Jul 20254712 AMAQI
22nd Jul 2025551 AMAQI
22nd Jul 2025552 AMAQI
22nd Jul 2025543 AMAQI
22nd Jul 2025544 AMAQI
30°C27/34°C
22nd Jul 2025545 AMAQI
22nd Jul 2025546 AMAQI
22nd Jul 2025547 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252110 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025291 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025494 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025426 PMAQI
22nd Jul 2025507 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20254910 PMAQI
22nd Jul 20254911 PMAQI
23rd Jul 20254912 AMAQI
23rd Jul 2025531 AMAQI
23rd Jul 2025532 AMAQI
23rd Jul 2025523 AMAQI
23rd Jul 2025514 AMAQI
30°C27/34°C
23rd Jul 2025525 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025299 AMAQI
23rd Jul 20252710 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20253512 PMAQI
23rd Jul 2025401 PMAQI
23rd Jul 2025392 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025374 PMAQI
23rd Jul 2025395 PMAQI
23rd Jul 2025446 PMAQI
23rd Jul 2025507 PMAQI
23rd Jul 2025518 PMAQI
23rd Jul 2025489 PMAQI
23rd Jul 20254810 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025504 AMAQI
30°C26/35°C
24th Jul 2025505 AMAQI
24th Jul 2025506 AMAQI
24th Jul 2025507 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20255011 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025503 PMAQI
24th Jul 2025534 PMAQI
24th Jul 2025535 PMAQI
24th Jul 2025526 PMAQI
24th Jul 2025557 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025549 PMAQI
24th Jul 20255610 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255512 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025532 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025514 AMAQI
29°C25/34°C
25th Jul 2025515 AMAQI
25th Jul 2025516 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025558 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255110 AMAQI
25th Jul 20254611 AMAQI
25th Jul 20255612 PMAQI
25th Jul 2025571 PMAQI
25th Jul 2025572 PMAQI
25th Jul 2025553 PMAQI
25th Jul 2025554 PMAQI
25th Jul 2025545 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025519 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20254911 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025534 AMAQI
29°C25/33°C
26th Jul 2025535 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025537 AMAQI
26th Jul 2025298 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20253112 PMAQI
26th Jul 2025341 PMAQI
26th Jul 2025362 PMAQI
26th Jul 2025323 PMAQI
26th Jul 2025294 PMAQI
26th Jul 2025315 PMAQI
26th Jul 2025326 PMAQI
26th Jul 2025417 PMAQI
26th Jul 2025478 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20254810 PMAQI
26th Jul 20254811 PMAQI
27th Jul 20254812 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025532 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025494 AMAQI
29°C26/34°C
27th Jul 2025495 AMAQI
27th Jul 2025486 AMAQI
27th Jul 2025487 AMAQI
27th Jul 2025448 AMAQI
27th Jul 2025409 AMAQI
27th Jul 20254410 AMAQI
27th Jul 20254911 AMAQI
27th Jul 20254512 PMAQI
27th Jul 2025451 PMAQI
27th Jul 2025432 PMAQI
27th Jul 2025383 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025335 PMAQI
27th Jul 2025326 PMAQI
27th Jul 2025327 PMAQI
27th Jul 2025398 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20254210 PMAQI
27th Jul 20254411 PMAQI
28th Jul 20254712 AMAQI
28th Jul 2025491 AMAQI
28th Jul 2025492 AMAQI
28th Jul 2025483 AMAQI
28th Jul 2025484 AMAQI
29°C26/34°C
28th Jul 2025485 AMAQI
28th Jul 2025486 AMAQI
28th Jul 2025487 AMAQI
28th Jul 2025328 AMAQI
28th Jul 2025369 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20253711 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025351 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025253 PMAQI
28th Jul 2025334 PMAQI
28th Jul 2025415 PMAQI
28th Jul 2025406 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025468 PMAQI
28th Jul 2025479 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025471 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025463 AMAQI
29th Jul 2025464 AMAQI
28°C25/31°C
29th Jul 2025465 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025399 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20253911 AMAQI
29th Jul 20254912 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025544 PMAQI
29th Jul 2025515 PMAQI
29th Jul 2025476 PMAQI
29th Jul 2025477 PMAQI
29th Jul 2025508 PMAQI
29th Jul 2025469 PMAQI
29th Jul 20254810 PMAQI
29th Jul 20254711 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025471 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025473 AMAQI
30th Jul 2025464 AMAQI
29°C24/34°C
30th Jul 2025475 AMAQI
30th Jul 2025466 AMAQI
30th Jul 2025467 AMAQI
30th Jul 2025298 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20252210 AMAQI
30th Jul 20251911 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025231 PMAQI
30th Jul 2025212 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025205 PMAQI
30th Jul 2025256 PMAQI
30th Jul 2025277 PMAQI
30th Jul 2025358 PMAQI
30th Jul 2025359 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253511 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025401 AMAQI
31st Jul 2025402 AMAQI
31st Jul 2025433 AMAQI
31st Jul 2025444 AMAQI
24°C22/25°C
31st Jul 2025445 AMAQI
31st Jul 2025446 AMAQI
31st Jul 2025447 AMAQI
31st Jul 2025448 AMAQI
31st Jul 2025449 AMAQI
31st Jul 20252510 AMAQI
31st Jul 20252011 AMAQI
31st Jul 20252212 PMAQI
31st Jul 2025251 PMAQI
31st Jul 2025272 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025395 PMAQI
31st Jul 2025366 PMAQI
31st Jul 2025467 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025559 PMAQI
31st Jul 20255610 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025501 AMAQI
1st Aug 2025492 AMAQI
1st Aug 2025463 AMAQI
1st Aug 2025464 AMAQI
24°C23/25°C
1st Aug 2025465 AMAQI
1st Aug 2025486 AMAQI
1st Aug 2025517 AMAQI
1st Aug 2025668 AMAQI
1st Aug 2025669 AMAQI
1st Aug 20256710 AMAQI
1st Aug 20256811 AMAQI
1st Aug 20256412 PMAQI
1st Aug 2025651 PMAQI
1st Aug 2025642 PMAQI
1st Aug 2025583 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025596 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025509 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20255111 PMAQI
2nd Aug 20254912 AMAQI
2nd Aug 2025511 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025533 AMAQI
2nd Aug 2025544 AMAQI
27°C25/31°C
2nd Aug 2025545 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025598 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20255810 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255512 PMAQI
2nd Aug 2025591 PMAQI
2nd Aug 2025592 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025495 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025557 PMAQI
2nd Aug 2025558 PMAQI
2nd Aug 2025559 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025532 AMAQI
3rd Aug 2025533 AMAQI
3rd Aug 2025544 AMAQI
27°C25/31°C
3rd Aug 2025535 AMAQI
3rd Aug 2025546 AMAQI
3rd Aug 2025537 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025599 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256211 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025511 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025533 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025495 PMAQI
3rd Aug 2025496 PMAQI
3rd Aug 2025507 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025559 PMAQI
3rd Aug 20255510 PMAQI
3rd Aug 20255511 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025533 AMAQI
4th Aug 2025544 AMAQI
29°C25/32°C
4th Aug 2025545 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025668 AMAQI
4th Aug 2025689 AMAQI
4th Aug 20256110 AMAQI
4th Aug 20255511 AMAQI
4th Aug 20256012 PMAQI
4th Aug 2025551 PMAQI
4th Aug 2025552 PMAQI
4th Aug 2025533 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025485 PMAQI
4th Aug 2025566 PMAQI
4th Aug 2025537 PMAQI
4th Aug 2025528 PMAQI
4th Aug 2025509 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20255311 PMAQI
5th Aug 20255312 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025542 AMAQI
5th Aug 2025553 AMAQI
5th Aug 2025564 AMAQI
30°C26/34°C
5th Aug 2025565 AMAQI
5 AM5th Aug 2025556 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025568 AMAQI
5th Aug 2025599 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
57AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 7 PM
52AQI
12 hours / Day
360 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 57), while the lowest AQI was between 8 AM to 7 PM (Avg. 52).
Night time
Avg. Highest Time
12 AM - 11 PM
56AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
56AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 56), while the lowest AQI was between 12 AM to 11 PM (Avg. 56).
2025 Days Vs Air Quality
Changzhou, Jiangsu, China
2025
7%
15
58%
126
29%
63
6%
12
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
15 DaysModerate
126 DaysPoor
63 DaysUnhealthy
12 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 7%
Health Risk Level:
Extreme
In 2025, 7% of 217 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
Changzhou, 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.
1st January 2025
143AQI
143AQI
2nd January 2025
134AQI
134AQI
3rd January 2025
143AQI
143AQI
4th January 2025
134AQI
134AQI
5th January 2025
155AQI
155AQI
6th January 2025
135AQI
135AQI
7th January 2025
122AQI
122AQI
8th January 2025
133AQI
133AQI
9th January 2025
76AQI
76AQI
10th January 2025
96AQI
96AQI
11th January 2025
118AQI
118AQI
12th January 2025
110AQI
110AQI
13th January 2025
142AQI
142AQI
14th January 2025
155AQI
155AQI
15th January 2025
87AQI
87AQI
16th January 2025
128AQI
128AQI
17th January 2025
127AQI
127AQI
18th January 2025
144AQI
144AQI
19th January 2025
158AQI
158AQI
20th January 2025
175AQI
175AQI
21st January 2025
179AQI
179AQI
22nd January 2025
161AQI
161AQI
23rd January 2025
135AQI
135AQI
24th January 2025
104AQI
104AQI
25th January 2025
89AQI
89AQI
26th January 2025
104AQI
104AQI
27th January 2025
72AQI
72AQI
28th January 2025
91AQI
91AQI
29th January 2025
123AQI
123AQI
30th January 2025
115AQI
115AQI
31st January 2025
135AQI
135AQI
1st February 2025
82AQI
82AQI
2nd February 2025
134AQI
134AQI
3rd February 2025
115AQI
115AQI
4th February 2025
126AQI
126AQI
5th February 2025
102AQI
102AQI
6th February 2025
92AQI
92AQI
7th February 2025
71AQI
71AQI
8th February 2025
66AQI
66AQI
9th February 2025
84AQI
84AQI
10th February 2025
110AQI
110AQI
11th February 2025
93AQI
93AQI
12th February 2025
147AQI
147AQI
13th February 2025
111AQI
111AQI
14th February 2025
128AQI
128AQI
15th February 2025
111AQI
111AQI
16th February 2025
151AQI
151AQI
17th February 2025
99AQI
99AQI
18th February 2025
105AQI
105AQI
19th February 2025
106AQI
106AQI
20th February 2025
80AQI
80AQI
21st February 2025
86AQI
86AQI
22nd February 2025
116AQI
116AQI
23rd February 2025
121AQI
121AQI
24th February 2025
133AQI
133AQI
25th February 2025
154AQI
154AQI
26th February 2025
153AQI
153AQI
27th February 2025
165AQI
165AQI
28th February 2025
157AQI
157AQI
1st March 2025
127AQI
127AQI
2nd March 2025
123AQI
123AQI
3rd March 2025
75AQI
75AQI
4th March 2025
83AQI
83AQI
5th March 2025
85AQI
85AQI
6th March 2025
92AQI
92AQI
7th March 2025
112AQI
112AQI
8th March 2025
137AQI
137AQI
9th March 2025
109AQI
109AQI
10th March 2025
135AQI
135AQI
11th March 2025
140AQI
140AQI
12th March 2025
141AQI
141AQI
13th March 2025
98AQI
98AQI
14th March 2025
88AQI
88AQI
15th March 2025
79AQI
79AQI
16th March 2025
82AQI
82AQI
17th March 2025
76AQI
76AQI
18th March 2025
70AQI
70AQI
19th March 2025
98AQI
98AQI
20th March 2025
96AQI
96AQI
21st March 2025
86AQI
86AQI
22nd March 2025
91AQI
91AQI
23rd March 2025
100AQI
100AQI
24th March 2025
101AQI
101AQI
25th March 2025
101AQI
101AQI
26th March 2025
125AQI
125AQI
27th March 2025
115AQI
115AQI
28th March 2025
94AQI
94AQI
29th March 2025
105AQI
105AQI
30th March 2025
88AQI
88AQI
31st March 2025
76AQI
76AQI
1st April 2025
83AQI
83AQI
2nd April 2025
105AQI
105AQI
3rd April 2025
84AQI
84AQI
4th April 2025
111AQI
111AQI
5th April 2025
110AQI
110AQI
6th April 2025
115AQI
115AQI
7th April 2025
117AQI
117AQI
8th April 2025
113AQI
113AQI
9th April 2025
128AQI
128AQI
10th April 2025
143AQI
143AQI
11th April 2025
138AQI
138AQI
12th April 2025
177AQI
177AQI
13th April 2025
107AQI
107AQI
14th April 2025
90AQI
90AQI
15th April 2025
79AQI
79AQI
16th April 2025
81AQI
81AQI
17th April 2025
92AQI
92AQI
18th April 2025
103AQI
103AQI
19th April 2025
128AQI
128AQI
20th April 2025
83AQI
83AQI
21st April 2025
123AQI
123AQI
22nd April 2025
98AQI
98AQI
23rd April 2025
108AQI
108AQI
24th April 2025
107AQI
107AQI
25th April 2025
76AQI
76AQI
26th April 2025
72AQI
72AQI
27th April 2025
79AQI
79AQI
28th April 2025
90AQI
90AQI
29th April 2025
87AQI
87AQI
30th April 2025
91AQI
91AQI
1st May 2025
80AQI
80AQI
2nd May 2025
81AQI
81AQI
3rd May 2025
74AQI
74AQI
4th May 2025
65AQI
65AQI
5th May 2025
79AQI
79AQI
6th May 2025
101AQI
101AQI
7th May 2025
97AQI
97AQI
8th May 2025
77AQI
77AQI
9th May 2025
57AQI
57AQI
10th May 2025
66AQI
66AQI
11th May 2025
72AQI
72AQI
12th May 2025
75AQI
75AQI
13th May 2025
82AQI
82AQI
14th May 2025
88AQI
88AQI
15th May 2025
133AQI
133AQI
16th May 2025
74AQI
74AQI
17th May 2025
96AQI
96AQI
18th May 2025
83AQI
83AQI
19th May 2025
98AQI
98AQI
20th May 2025
83AQI
83AQI
21st May 2025
69AQI
69AQI
22nd May 2025
90AQI
90AQI
23rd May 2025
63AQI
63AQI
24th May 2025
89AQI
89AQI
25th May 2025
95AQI
95AQI
26th May 2025
85AQI
85AQI
27th May 2025
76AQI
76AQI
28th May 2025
80AQI
80AQI
29th May 2025
90AQI
90AQI
30th May 2025
88AQI
88AQI
31st May 2025
94AQI
94AQI
1st June 2025
54AQI
54AQI
2nd June 2025
49AQI
49AQI
3rd June 2025
76AQI
76AQI
4th June 2025
91AQI
91AQI
5th June 2025
80AQI
80AQI
6th June 2025
76AQI
76AQI
7th June 2025
78AQI
78AQI
8th June 2025
52AQI
52AQI
9th June 2025
72AQI
72AQI
10th June 2025
72AQI
72AQI
11th June 2025
72AQI
72AQI
12th June 2025
68AQI
68AQI
13th June 2025
57AQI
57AQI
14th June 2025
63AQI
63AQI
15th June 2025
49AQI
49AQI
16th June 2025
55AQI
55AQI
17th June 2025
61AQI
61AQI
18th June 2025
66AQI
66AQI
19th June 2025
55AQI
55AQI
20th June 2025
53AQI
53AQI
21st June 2025
47AQI
47AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
48AQI
48AQI
24th June 2025
51AQI
51AQI
25th June 2025
63AQI
63AQI
26th June 2025
67AQI
67AQI
27th June 2025
57AQI
57AQI
28th June 2025
53AQI
53AQI
29th June 2025
52AQI
52AQI
30th June 2025
62AQI
62AQI
1st July 2025
56AQI
56AQI
2nd July 2025
60AQI
60AQI
3rd July 2025
64AQI
64AQI
4th July 2025
70AQI
70AQI
5th July 2025
73AQI
73AQI
6th July 2025
74AQI
74AQI
7th July 2025
62AQI
62AQI
8th July 2025
53AQI
53AQI
9th July 2025
52AQI
52AQI
10th July 2025
71AQI
71AQI
11th July 2025
61AQI
61AQI
12th July 2025
58AQI
58AQI
13th July 2025
66AQI
66AQI
14th July 2025
65AQI
65AQI
15th July 2025
67AQI
67AQI
16th July 2025
68AQI
68AQI
17th July 2025
63AQI
63AQI
18th July 2025
63AQI
63AQI
19th July 2025
54AQI
54AQI
20th July 2025
49AQI
49AQI
21st July 2025
45AQI
45AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
46AQI
46AQI
24th July 2025
52AQI
52AQI
25th July 2025
53AQI
53AQI
26th July 2025
42AQI
42AQI
27th July 2025
44AQI
44AQI
28th July 2025
43AQI
43AQI
29th July 2025
47AQI
47AQI
30th July 2025
35AQI
35AQI
31st July 2025
41AQI
41AQI
1st August 2025
56AQI
56AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
53AQI
53AQI
4th August 2025
56AQI
56AQI
127AQI
114AQI
101AQI
104AQI
83AQI
61AQI
56AQI
55AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202591AQI
6
19
6
9
14
5
18
13
14
15
1
29
2
5
25
10
21
4
15
126
63
12
Highest AQI recorded in
January127AQI
Lowest AQI recorded in
August55AQI
202490AQI
9
6
15
1
1
15
9
2
2
5
22
4
22
8
28
3
3
27
20
11
2
29
10
19
1
5
19
7
3
18
7
2
3
25
3
44
205
88
26
3
Highest AQI recorded in
January138AQI
Lowest AQI recorded in
July50AQI
202396AQI
1
10
14
6
13
12
3
1
12
16
2
12
16
2
1
21
9
4
20
6
12
19
3
26
2
6
20
4
1
14
13
3
8
13
5
9
8
13
1
29
184
113
34
1
Highest AQI recorded in
December132AQI
Lowest AQI recorded in
July54AQI
202294AQI
1
7
11
12
7
12
2
2
13
14
2
15
13
2
25
6
3
26
1
3
19
2
1
7
18
4
6
23
1
1
20
8
2
11
14
6
22
184
87
27
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July68AQI
202196AQI
4
18
9
13
12
3
10
14
7
17
12
1
1
19
10
1
27
3
10
20
1
5
12
4
3
24
3
5
21
4
1
14
15
1
9
10
12
24
190
106
35
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July57AQI
202092AQI
2
9
3
7
13
1
10
8
1
25
4
5
21
5
5
24
2
23
7
1
16
14
1
12
14
3
6
13
12
15
153
83
16
Highest AQI recorded in
December136AQI
Lowest AQI recorded in
August69AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
96AQILeast Polluted Year Recorded
2024(Avg.)
90AQIChangzhou's annual 2025 AQI (91) shows an average percentage change of -2.5% (improved AQI) compared to previous years: 2020 (92), 2021 (96), 2022 (94), 2023 (96), 2024 (90).
