City Monitoring Station, 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
City Monitoring Station, Changzhou, Jiangsu, China
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2022
96AQILowest AQI recorded on
1st Aug 2024
44AQISame Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 54 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
City Monitoring Station, Changzhou, Jiangsu, China
AQI
Day
Night
.
5 AM5th Aug 2025
7 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
11AM5th Aug
78AQI
Avg. Lowest Time
8AM5th Aug
53AQI
Night time
Avg. Highest Time
7PM5th Aug
62AQI
Avg. Lowest Time
2AM6th Aug
55AQI
In the last 24 hours,
City Monitoring Station's AQI reached its highest point of 78 at 11 AM during the Day, while the lowest point, 53, was recorded at 8 AM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
City Monitoring Station, Changzhou, Jiangsu, China
JulAug
07th - 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 - 06th06th
Day
Night
7th Jul 2025695 AMAQI
7th Jul 2025696 AMAQI
7th Jul 2025697 AMAQI
7th Jul 2025608 AMAQI
7th Jul 2025619 AMAQI
7th Jul 20255910 AMAQI
7th Jul 20256311 AMAQI
7th Jul 20257112 PMAQI
7th Jul 2025641 PMAQI
7th Jul 2025542 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025535 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025567 PMAQI
7th Jul 2025608 PMAQI
7th Jul 2025599 PMAQI
7th Jul 20256110 PMAQI
7th Jul 20255911 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025661 AMAQI
8th Jul 2025662 AMAQI
8th Jul 2025653 AMAQI
8th Jul 2025654 AMAQI
31°C28/36°C
8th Jul 2025655 AMAQI
8th Jul 2025656 AMAQI
8th Jul 2025667 AMAQI
8th Jul 2025348 AMAQI
8th Jul 2025339 AMAQI
8th Jul 20253610 AMAQI
8th Jul 20253611 AMAQI
8th Jul 20254412 PMAQI
8th Jul 2025491 PMAQI
8th Jul 2025512 PMAQI
8th Jul 2025503 PMAQI
8th Jul 2025484 PMAQI
8th Jul 2025475 PMAQI
8th Jul 2025406 PMAQI
8th Jul 2025487 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20255710 PMAQI
8th Jul 20255711 PMAQI
9th Jul 20255712 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025632 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 2025309 AMAQI
9th Jul 20253810 AMAQI
9th Jul 20254011 AMAQI
9th Jul 20254312 PMAQI
9th Jul 2025401 PMAQI
9th Jul 2025492 PMAQI
9th Jul 2025483 PMAQI
9th Jul 2025524 PMAQI
9th Jul 2025485 PMAQI
9th Jul 2025386 PMAQI
9th Jul 2025457 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025593 AMAQI
10th Jul 2025574 AMAQI
29°C26/33°C
10th Jul 2025575 AMAQI
10th Jul 2025576 AMAQI
10th Jul 2025567 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025899 AMAQI
10th Jul 20259810 AMAQI
10th Jul 20259211 AMAQI
10th Jul 20258812 PMAQI
10th Jul 2025911 PMAQI
10th Jul 2025892 PMAQI
10th Jul 2025863 PMAQI
10th Jul 2025854 PMAQI
10th Jul 2025875 PMAQI
10th Jul 2025806 PMAQI
10th Jul 2025727 PMAQI
10th Jul 2025648 PMAQI
10th Jul 2025659 PMAQI
10th Jul 20256810 PMAQI
10th Jul 20256811 PMAQI
11th Jul 20256612 AMAQI
11th Jul 2025581 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 2025647 AMAQI
11th Jul 2025788 AMAQI
11th Jul 2025689 AMAQI
11th Jul 20257110 AMAQI
11th Jul 20257111 AMAQI
11th Jul 20256512 PMAQI
11th Jul 2025621 PMAQI
11th Jul 2025612 PMAQI
11th Jul 2025563 PMAQI
11th Jul 2025524 PMAQI
11th Jul 2025525 PMAQI
11th Jul 2025516 PMAQI
11th Jul 2025487 PMAQI
11th Jul 2025588 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20256010 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025622 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 2025708 AMAQI
12th Jul 2025569 AMAQI
12th Jul 20255610 AMAQI
12th Jul 20256011 AMAQI
12th Jul 20255512 PMAQI
12th Jul 2025541 PMAQI
12th Jul 2025552 PMAQI
12th Jul 2025563 PMAQI
12th Jul 2025554 PMAQI
12th Jul 2025545 PMAQI
12th Jul 2025546 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20256510 PMAQI
12th Jul 20256511 PMAQI
13th Jul 20256612 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025624 AMAQI
27°C25/32°C
13th Jul 2025615 AMAQI
13th Jul 2025616 AMAQI
13th Jul 2025617 AMAQI
13th Jul 2025668 AMAQI
13th Jul 2025599 AMAQI
13th Jul 20256310 AMAQI
13th Jul 20256811 AMAQI
13th Jul 20257212 PMAQI
13th Jul 2025721 PMAQI
13th Jul 2025732 PMAQI
13th Jul 2025693 PMAQI
13th Jul 2025704 PMAQI
13th Jul 2025685 PMAQI
13th Jul 2025696 PMAQI
13th Jul 2025687 PMAQI
13th Jul 2025668 PMAQI
13th Jul 2025659 PMAQI
13th Jul 20256610 PMAQI
13th Jul 20256511 PMAQI
14th Jul 20256712 AMAQI
14th Jul 2025631 AMAQI
14th Jul 2025632 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 2025789 AMAQI
14th Jul 20257410 AMAQI
14th Jul 20258011 AMAQI
14th Jul 20258112 PMAQI
14th Jul 2025811 PMAQI
14th Jul 2025792 PMAQI
14th Jul 2025673 PMAQI
14th Jul 2025604 PMAQI
14th Jul 2025595 PMAQI
14th Jul 2025556 PMAQI
14th Jul 2025587 PMAQI
14th Jul 2025608 PMAQI
14th Jul 2025619 PMAQI
14th Jul 20255810 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 2025665 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025667 AMAQI
15th Jul 2025668 AMAQI
15th Jul 2025709 AMAQI
15th Jul 20256510 AMAQI
15th Jul 20255911 AMAQI
15th Jul 20256312 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025652 PMAQI
15th Jul 2025743 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025745 PMAQI
15th Jul 2025806 PMAQI
15th Jul 2025747 PMAQI
15th Jul 2025688 PMAQI
15th Jul 2025699 PMAQI
15th Jul 20257110 PMAQI
15th Jul 20256811 PMAQI
16th Jul 20257112 AMAQI
16th Jul 2025641 AMAQI
16th Jul 2025642 AMAQI
16th Jul 2025643 AMAQI
16th Jul 2025644 AMAQI
29°C25/35°C
16th Jul 2025645 AMAQI
16th Jul 2025646 AMAQI
16th Jul 2025647 AMAQI
16th Jul 2025688 AMAQI
16th Jul 2025769 AMAQI
16th Jul 20257310 AMAQI
16th Jul 20256711 AMAQI
16th Jul 20256712 PMAQI
16th Jul 2025731 PMAQI
16th Jul 2025722 PMAQI
16th Jul 2025703 PMAQI
16th Jul 2025744 PMAQI
16th Jul 2025755 PMAQI
16th Jul 2025776 PMAQI
16th Jul 2025707 PMAQI
16th Jul 2025688 PMAQI
16th Jul 2025689 PMAQI
16th Jul 20256810 PMAQI
16th Jul 20257011 PMAQI
17th Jul 20256812 AMAQI
17th Jul 2025661 AMAQI
17th Jul 2025672 AMAQI
17th Jul 2025683 AMAQI
17th Jul 2025664 AMAQI
31°C27/35°C
17th Jul 2025665 AMAQI
17th Jul 2025666 AMAQI
17th Jul 2025667 AMAQI
17th Jul 2025668 AMAQI
17th Jul 2025679 AMAQI
17th Jul 20256310 AMAQI
17th Jul 20254311 AMAQI
17th Jul 20254612 PMAQI
17th Jul 2025521 PMAQI
17th Jul 2025542 PMAQI
17th Jul 2025543 PMAQI
17th Jul 2025574 PMAQI
17th Jul 2025685 PMAQI
17th Jul 2025676 PMAQI
17th Jul 2025697 PMAQI
17th Jul 2025688 PMAQI
17th Jul 2025679 PMAQI
17th Jul 20256510 PMAQI
17th Jul 20256411 PMAQI
18th Jul 20256412 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025662 AMAQI
18th Jul 2025663 AMAQI
18th Jul 2025644 AMAQI
29°C26/35°C
18th Jul 2025645 AMAQI
18th Jul 2025646 AMAQI
18th Jul 2025647 AMAQI
18th Jul 2025658 AMAQI
18th Jul 2025629 AMAQI
18th Jul 20256610 AMAQI
18th Jul 20256511 AMAQI
18th Jul 20256812 PMAQI
18th Jul 2025641 PMAQI
18th Jul 2025672 PMAQI
18th Jul 2025623 PMAQI
18th Jul 2025634 PMAQI
18th Jul 2025615 PMAQI
18th Jul 2025596 PMAQI
18th Jul 2025627 PMAQI
18th Jul 2025628 PMAQI
18th Jul 2025609 PMAQI
18th Jul 20256010 PMAQI
18th Jul 20255911 PMAQI
19th Jul 20255912 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025642 AMAQI
19th Jul 2025653 AMAQI
19th Jul 2025644 AMAQI
28°C25/34°C
19th Jul 2025655 AMAQI
19th Jul 2025656 AMAQI
19th Jul 2025647 AMAQI
19th Jul 2025588 AMAQI
19th Jul 2025439 AMAQI
19th Jul 20253610 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253812 PMAQI
19th Jul 2025401 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025394 PMAQI
19th Jul 2025435 PMAQI
19th Jul 2025436 PMAQI
19th Jul 2025487 PMAQI
19th Jul 2025558 PMAQI
19th Jul 2025549 PMAQI
19th Jul 20255510 PMAQI
19th Jul 20255611 PMAQI
20th Jul 20255612 AMAQI
20th Jul 2025601 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025603 AMAQI
20th Jul 2025594 AMAQI
29°C25/34°C
20th Jul 2025605 AMAQI
20th Jul 2025606 AMAQI
20th Jul 2025607 AMAQI
20th Jul 2025508 AMAQI
20th Jul 2025379 AMAQI
20th Jul 20254010 AMAQI
20th Jul 20254611 AMAQI
20th Jul 20254612 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025362 PMAQI
20th Jul 2025363 PMAQI
20th Jul 2025394 PMAQI
20th Jul 2025355 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025317 PMAQI
20th Jul 2025528 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20254810 PMAQI
20th Jul 20254811 PMAQI
21st Jul 20254812 AMAQI
21st Jul 2025551 AMAQI
21st Jul 2025552 AMAQI
21st Jul 2025543 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 2025329 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252711 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025402 PMAQI
21st Jul 2025363 PMAQI
21st Jul 2025374 PMAQI
21st Jul 2025355 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025427 PMAQI
21st Jul 2025498 PMAQI
21st Jul 2025469 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025522 AMAQI
22nd Jul 2025503 AMAQI
22nd Jul 2025534 AMAQI
30°C27/34°C
22nd Jul 2025535 AMAQI
22nd Jul 2025536 AMAQI
22nd Jul 2025537 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025231 PMAQI
22nd Jul 2025432 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025534 PMAQI
22nd Jul 2025455 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025479 PMAQI
22nd Jul 20254610 PMAQI
22nd Jul 20254711 PMAQI
23rd Jul 20254912 AMAQI
23rd Jul 2025511 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025493 AMAQI
23rd Jul 2025494 AMAQI
30°C27/34°C
23rd Jul 2025515 AMAQI
23rd Jul 2025506 AMAQI
23rd Jul 2025507 AMAQI
23rd Jul 2025328 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025501 PMAQI
23rd Jul 2025482 PMAQI
23rd Jul 2025453 PMAQI
23rd Jul 2025454 PMAQI
23rd Jul 2025465 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025527 PMAQI
23rd Jul 2025528 PMAQI
23rd Jul 2025479 PMAQI
23rd Jul 20255010 PMAQI
23rd Jul 20255411 PMAQI
24th Jul 20255312 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025542 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025504 AMAQI
30°C26/35°C
24th Jul 2025495 AMAQI
24th Jul 2025506 AMAQI
24th Jul 2025507 AMAQI
24th Jul 2025438 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255210 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025501 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025543 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025576 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025558 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255710 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255812 AMAQI
25th Jul 2025561 AMAQI
25th Jul 2025552 AMAQI
25th Jul 2025543 AMAQI
25th Jul 2025524 AMAQI
29°C25/34°C
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025578 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20255110 AMAQI
25th Jul 20253811 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025581 PMAQI
25th Jul 2025582 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025574 PMAQI
25th Jul 2025575 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025548 PMAQI
25th Jul 2025519 PMAQI
25th Jul 20255010 PMAQI
25th Jul 20254711 PMAQI
26th Jul 20254412 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025544 AMAQI
29°C25/33°C
26th Jul 2025545 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025179 AMAQI
26th Jul 20251910 AMAQI
26th Jul 20251911 AMAQI
26th Jul 20252612 PMAQI
26th Jul 2025281 PMAQI
26th Jul 2025332 PMAQI
26th Jul 2025303 PMAQI
26th Jul 2025284 PMAQI
26th Jul 2025295 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025457 PMAQI
26th Jul 2025498 PMAQI
26th Jul 2025499 PMAQI
26th Jul 20254710 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025484 AMAQI
29°C26/34°C
27th Jul 2025485 AMAQI
27th Jul 2025476 AMAQI
27th Jul 2025467 AMAQI
27th Jul 2025478 AMAQI
27th Jul 2025449 AMAQI
27th Jul 20254910 AMAQI
27th Jul 20255311 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025373 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025315 PMAQI
27th Jul 2025296 PMAQI
27th Jul 2025287 PMAQI
27th Jul 2025388 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20254110 PMAQI
27th Jul 20254211 PMAQI
28th Jul 20254912 AMAQI
28th Jul 2025481 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025483 AMAQI
28th Jul 2025504 AMAQI
29°C26/34°C
28th Jul 2025485 AMAQI
28th Jul 2025496 AMAQI
28th Jul 2025507 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025379 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20253711 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025381 PMAQI
28th Jul 2025232 PMAQI
28th Jul 2025203 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025466 PMAQI
28th Jul 2025457 PMAQI
28th Jul 2025468 PMAQI
28th Jul 2025479 PMAQI
28th Jul 20254810 PMAQI
28th Jul 20254611 PMAQI
29th Jul 20254312 AMAQI
29th Jul 2025471 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025453 AMAQI
29th Jul 2025454 AMAQI
28°C25/31°C
29th Jul 2025465 AMAQI
29th Jul 2025456 AMAQI
29th Jul 2025447 AMAQI
29th Jul 2025298 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20252811 AMAQI
29th Jul 20254812 PMAQI
29th Jul 2025501 PMAQI
29th Jul 2025492 PMAQI
29th Jul 2025573 PMAQI
29th Jul 2025544 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025556 PMAQI
29th Jul 2025547 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025459 PMAQI
29th Jul 20254610 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025481 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025473 AMAQI
30th Jul 2025454 AMAQI
29°C24/34°C
30th Jul 2025465 AMAQI
30th Jul 2025456 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025258 AMAQI
30th Jul 2025189 AMAQI
30th Jul 20252010 AMAQI
30th Jul 20251511 AMAQI
30th Jul 20251912 PMAQI
30th Jul 2025191 PMAQI
30th Jul 2025182 PMAQI
30th Jul 2025183 PMAQI
30th Jul 2025174 PMAQI
30th Jul 2025175 PMAQI
30th Jul 2025326 PMAQI
30th Jul 2025237 PMAQI
30th Jul 2025308 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253011 PMAQI
31st Jul 20253012 AMAQI
31st Jul 2025321 AMAQI
31st Jul 2025302 AMAQI
31st Jul 2025463 AMAQI
31st Jul 2025484 AMAQI
24°C22/25°C
31st Jul 2025485 AMAQI
31st Jul 2025486 AMAQI
31st Jul 2025487 AMAQI
31st Jul 2025488 AMAQI
31st Jul 2025489 AMAQI
31st Jul 20252410 AMAQI
31st Jul 20251711 AMAQI
31st Jul 20251812 PMAQI
31st Jul 2025201 PMAQI
31st Jul 2025272 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025455 PMAQI
31st Jul 2025446 PMAQI
31st Jul 2025467 PMAQI
31st Jul 2025528 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255312 AMAQI
1st Aug 2025471 AMAQI
1st Aug 2025482 AMAQI
1st Aug 2025453 AMAQI
1st Aug 2025444 AMAQI
24°C23/25°C
1st Aug 2025445 AMAQI
1st Aug 2025486 AMAQI
1st Aug 2025517 AMAQI
1st Aug 2025728 AMAQI
1st Aug 2025689 AMAQI
1st Aug 20257210 AMAQI
1st Aug 20257011 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025682 PMAQI
1st Aug 2025583 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025595 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254610 PMAQI
1st Aug 20255011 PMAQI
2nd Aug 20254812 AMAQI
2nd Aug 2025511 AMAQI
2nd Aug 2025492 AMAQI
2nd Aug 2025523 AMAQI
2nd Aug 2025544 AMAQI
27°C25/31°C
2nd Aug 2025545 AMAQI
2nd Aug 2025546 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025598 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20255810 AMAQI
2nd Aug 20254911 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025581 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025495 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025568 PMAQI
2nd Aug 2025549 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025532 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025544 AMAQI
27°C25/31°C
3rd Aug 2025535 AMAQI
3rd Aug 2025546 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025578 AMAQI
3rd Aug 2025579 AMAQI
3rd Aug 20256110 AMAQI
3rd Aug 20256211 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025511 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025553 PMAQI
3rd Aug 2025554 PMAQI
3rd Aug 2025455 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025507 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025559 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255511 PMAQI
4th Aug 20255712 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 2025679 AMAQI
4th Aug 20255810 AMAQI
4th Aug 20255511 AMAQI
4th Aug 20255812 PMAQI
4th Aug 2025521 PMAQI
4th Aug 2025522 PMAQI
4th Aug 2025493 PMAQI
4th Aug 2025534 PMAQI
4th Aug 2025385 PMAQI
4th Aug 2025546 PMAQI
4th Aug 2025487 PMAQI
4th Aug 2025478 PMAQI
4th Aug 2025449 PMAQI
4th Aug 20255210 PMAQI
4th Aug 20255211 PMAQI
5th Aug 20255112 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
5th Aug 2025556 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025538 AMAQI
5th Aug 2025609 AMAQI
5th Aug 20255610 AMAQI
5th Aug 20257811 AMAQI
5th Aug 20256212 PMAQI
5th Aug 2025631 PMAQI
5th Aug 2025702 PMAQI
5th Aug 2025663 PMAQI
5th Aug 2025654 PMAQI
5th Aug 2025675 PMAQI
5th Aug 2025636 PMAQI
5th Aug 2025627 PMAQI
5th Aug 2025618 PMAQI
5th Aug 2025629 PMAQI
5th Aug 20256210 PMAQI
5th Aug 20256211 PMAQI
6th Aug 20255812 AMAQI
6th Aug 2025551 AMAQI
6th Aug 2025552 AMAQI
6th Aug 2025563 AMAQI
6th Aug 2025574 AMAQI
30°C26/35°C
6th Aug 2025565 AMAQI
5 AM6th Aug 2025566 AMAQI
6th Aug 2025577 AMAQI
6th Aug 2025678 AMAQI
6th Aug 2025679 AMAQI
6th Aug 20257010 AMAQI
6th Aug 20256611 AMAQI
6th Aug 20255412 PMAQI
12 PM6th Aug 2025611 PMAQI
6th Aug 2025602 PMAQI
6th Aug 2025583 PMAQI
6th Aug 2025554 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025536 PMAQI
6th Aug 2025567 PMAQI
7 PM6th Aug 2025558 PMAQI
6th Aug 2025569 PMAQI
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
55AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
55AQI
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. 55), while the lowest AQI was between 12 AM to 11 PM (Avg. 55).
2025 Days Vs Air Quality
City Monitoring Station, Changzhou, Jiangsu, China
2025
6%
14
57%
123
31%
66
6%
13
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
14 DaysModerate
123 DaysPoor
66 DaysUnhealthy
13 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 6%
Health Risk Level:
Extreme
In 2025, 6% of 218 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
City Monitoring Station, 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
144AQI
144AQI
2nd January 2025
140AQI
140AQI
3rd January 2025
143AQI
143AQI
4th January 2025
134AQI
134AQI
5th January 2025
158AQI
158AQI
6th January 2025
138AQI
138AQI
7th January 2025
122AQI
122AQI
8th January 2025
135AQI
135AQI
9th January 2025
79AQI
79AQI
10th January 2025
93AQI
93AQI
11th January 2025
121AQI
121AQI
12th January 2025
109AQI
109AQI
13th January 2025
146AQI
146AQI
14th January 2025
159AQI
159AQI
15th January 2025
90AQI
90AQI
16th January 2025
128AQI
128AQI
17th January 2025
131AQI
131AQI
18th January 2025
148AQI
148AQI
19th January 2025
161AQI
161AQI
20th January 2025
179AQI
179AQI
21st January 2025
182AQI
182AQI
22nd January 2025
163AQI
163AQI
23rd January 2025
138AQI
138AQI
24th January 2025
105AQI
105AQI
25th January 2025
90AQI
90AQI
26th January 2025
103AQI
103AQI
27th January 2025
75AQI
75AQI
28th January 2025
91AQI
91AQI
29th January 2025
126AQI
126AQI
30th January 2025
118AQI
118AQI
31st January 2025
129AQI
129AQI
1st February 2025
85AQI
85AQI
2nd February 2025
132AQI
132AQI
3rd February 2025
118AQI
118AQI
4th February 2025
126AQI
126AQI
5th February 2025
101AQI
101AQI
6th February 2025
94AQI
94AQI
7th February 2025
72AQI
72AQI
8th February 2025
67AQI
67AQI
9th February 2025
86AQI
86AQI
10th February 2025
116AQI
116AQI
11th February 2025
97AQI
97AQI
12th February 2025
148AQI
148AQI
13th February 2025
117AQI
117AQI
14th February 2025
127AQI
127AQI
15th February 2025
115AQI
115AQI
16th February 2025
153AQI
153AQI
17th February 2025
105AQI
105AQI
18th February 2025
104AQI
104AQI
19th February 2025
108AQI
108AQI
20th February 2025
81AQI
81AQI
21st February 2025
87AQI
87AQI
22nd February 2025
120AQI
120AQI
23rd February 2025
125AQI
125AQI
24th February 2025
138AQI
138AQI
25th February 2025
158AQI
158AQI
26th February 2025
156AQI
156AQI
27th February 2025
167AQI
167AQI
28th February 2025
163AQI
163AQI
1st March 2025
134AQI
134AQI
2nd March 2025
131AQI
131AQI
3rd March 2025
76AQI
76AQI
4th March 2025
85AQI
85AQI
5th March 2025
89AQI
89AQI
6th March 2025
94AQI
94AQI
7th March 2025
114AQI
114AQI
8th March 2025
142AQI
142AQI
9th March 2025
112AQI
112AQI
10th March 2025
135AQI
135AQI
11th March 2025
139AQI
139AQI
12th March 2025
143AQI
143AQI
13th March 2025
100AQI
100AQI
14th March 2025
86AQI
86AQI
15th March 2025
80AQI
80AQI
16th March 2025
87AQI
87AQI
17th March 2025
77AQI
77AQI
18th March 2025
71AQI
71AQI
19th March 2025
103AQI
103AQI
20th March 2025
102AQI
102AQI
21st March 2025
86AQI
86AQI
22nd March 2025
91AQI
91AQI
23rd March 2025
102AQI
102AQI
24th March 2025
103AQI
103AQI
25th March 2025
103AQI
103AQI
26th March 2025
131AQI
131AQI
27th March 2025
121AQI
121AQI
28th March 2025
97AQI
97AQI
29th March 2025
104AQI
104AQI
30th March 2025
88AQI
88AQI
31st March 2025
76AQI
76AQI
1st April 2025
86AQI
86AQI
2nd April 2025
109AQI
109AQI
3rd April 2025
85AQI
85AQI
4th April 2025
112AQI
112AQI
5th April 2025
114AQI
114AQI
6th April 2025
118AQI
118AQI
7th April 2025
124AQI
124AQI
8th April 2025
113AQI
113AQI
9th April 2025
134AQI
134AQI
10th April 2025
153AQI
153AQI
11th April 2025
143AQI
143AQI
12th April 2025
172AQI
172AQI
13th April 2025
107AQI
107AQI
14th April 2025
89AQI
89AQI
15th April 2025
76AQI
76AQI
16th April 2025
84AQI
84AQI
17th April 2025
93AQI
93AQI
18th April 2025
107AQI
107AQI
19th April 2025
132AQI
132AQI
20th April 2025
84AQI
84AQI
21st April 2025
128AQI
128AQI
22nd April 2025
100AQI
100AQI
23rd April 2025
112AQI
112AQI
24th April 2025
110AQI
110AQI
25th April 2025
77AQI
77AQI
26th April 2025
74AQI
74AQI
27th April 2025
83AQI
83AQI
28th April 2025
93AQI
93AQI
29th April 2025
90AQI
90AQI
30th April 2025
95AQI
95AQI
1st May 2025
83AQI
83AQI
2nd May 2025
82AQI
82AQI
3rd May 2025
75AQI
75AQI
4th May 2025
66AQI
66AQI
5th May 2025
81AQI
81AQI
6th May 2025
104AQI
104AQI
7th May 2025
97AQI
97AQI
8th May 2025
78AQI
78AQI
9th May 2025
57AQI
57AQI
10th May 2025
67AQI
67AQI
11th May 2025
72AQI
72AQI
12th May 2025
75AQI
75AQI
13th May 2025
83AQI
83AQI
14th May 2025
87AQI
87AQI
15th May 2025
134AQI
134AQI
16th May 2025
73AQI
73AQI
17th May 2025
98AQI
98AQI
18th May 2025
83AQI
83AQI
19th May 2025
100AQI
100AQI
20th May 2025
84AQI
84AQI
21st May 2025
70AQI
70AQI
22nd May 2025
92AQI
92AQI
23rd May 2025
62AQI
62AQI
24th May 2025
90AQI
90AQI
25th May 2025
96AQI
96AQI
26th May 2025
88AQI
88AQI
27th May 2025
74AQI
74AQI
28th May 2025
80AQI
80AQI
29th May 2025
88AQI
88AQI
30th May 2025
90AQI
90AQI
31st May 2025
94AQI
94AQI
1st June 2025
53AQI
53AQI
2nd June 2025
47AQI
47AQI
3rd June 2025
75AQI
75AQI
4th June 2025
92AQI
92AQI
5th June 2025
83AQI
83AQI
6th June 2025
77AQI
77AQI
7th June 2025
79AQI
79AQI
8th June 2025
54AQI
54AQI
9th June 2025
70AQI
70AQI
10th June 2025
72AQI
72AQI
11th June 2025
74AQI
74AQI
12th June 2025
66AQI
66AQI
13th June 2025
59AQI
59AQI
14th June 2025
62AQI
62AQI
15th June 2025
51AQI
51AQI
16th June 2025
56AQI
56AQI
17th June 2025
62AQI
62AQI
18th June 2025
67AQI
67AQI
19th June 2025
58AQI
58AQI
20th June 2025
55AQI
55AQI
21st June 2025
48AQI
48AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
46AQI
46AQI
24th June 2025
51AQI
51AQI
25th June 2025
62AQI
62AQI
26th June 2025
68AQI
68AQI
27th June 2025
57AQI
57AQI
28th June 2025
55AQI
55AQI
29th June 2025
54AQI
54AQI
30th June 2025
62AQI
62AQI
1st July 2025
57AQI
57AQI
2nd July 2025
60AQI
60AQI
3rd July 2025
66AQI
66AQI
4th July 2025
70AQI
70AQI
5th July 2025
73AQI
73AQI
6th July 2025
72AQI
72AQI
7th July 2025
62AQI
62AQI
8th July 2025
55AQI
55AQI
9th July 2025
53AQI
53AQI
10th July 2025
70AQI
70AQI
11th July 2025
62AQI
62AQI
12th July 2025
60AQI
60AQI
13th July 2025
65AQI
65AQI
14th July 2025
65AQI
65AQI
15th July 2025
66AQI
66AQI
16th July 2025
69AQI
69AQI
17th July 2025
64AQI
64AQI
18th July 2025
63AQI
63AQI
19th July 2025
53AQI
53AQI
20th July 2025
48AQI
48AQI
21st July 2025
44AQI
44AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
46AQI
46AQI
24th July 2025
53AQI
53AQI
25th July 2025
53AQI
53AQI
26th July 2025
41AQI
41AQI
27th July 2025
43AQI
43AQI
28th July 2025
43AQI
43AQI
29th July 2025
46AQI
46AQI
30th July 2025
32AQI
32AQI
31st July 2025
41AQI
41AQI
1st August 2025
54AQI
54AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
54AQI
54AQI
4th August 2025
54AQI
54AQI
128AQI
117AQI
103AQI
107AQI
84AQI
62AQI
56AQI
54AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202593AQI
6
19
6
8
15
5
15
16
14
14
2
29
2
4
26
10
21
4
14
123
66
13
Highest AQI recorded in
January128AQI
Lowest AQI recorded in
August54AQI
202483AQI
3
1
11
1
1
1
4
3
2
10
2
28
19
12
2
29
11
18
1
6
17
8
2
18
8
2
3
24
4
44
142
42
22
1
Highest AQI recorded in
March161AQI
Lowest AQI recorded in
July49AQI
2023121AQI
1
10
10
6
11
7
1
1
1
1
1
7
10
13
1
1
29
28
22
1
Highest AQI recorded in
March152AQI
Lowest AQI recorded in
February103AQI
202299AQI
1
8
11
11
7
12
2
2
13
13
3
11
1
2
24
5
2
4
1
7
17
3
10
1
17
10
2
9
13
6
14
121
69
24
Highest AQI recorded in
January129AQI
Lowest AQI recorded in
June64AQI
2021116AQI
1
5
6
1
1
7
14
9
2
12
20
10
Highest AQI recorded in
December123AQI
Lowest AQI recorded in
November98AQI
202090AQI
1
8
4
1
9
11
10
7
6
21
3
8
19
4
8
23
22
7
1
1
17
12
1
1
9
16
4
2
7
11
11
28
145
75
17
Highest AQI recorded in
December128AQI
Lowest AQI recorded in
August66AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
121AQILeast Polluted Year Recorded
2024(Avg.)
83AQICity Monitoring Station's annual 2025 AQI (93) shows an average percentage change of -6.7% (improved AQI) compared to previous years: 2020 (90), 2021 (116), 2022 (99), 2023 (121), 2024 (83).
