Changshu, 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
Changshu, Jiangsu, China
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Aug 2021
117AQILowest AQI recorded on
3rd Aug 2021
33AQISame Day Analysis (2nd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Changshu, Jiangsu, China
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
8AM2nd Aug
62AQI
Avg. Lowest Time
5PM2nd Aug
50AQI
Night time
Avg. Highest Time
9PM2nd Aug
55AQI
Avg. Lowest Time
2AM3rd Aug
52AQI
In the last 24 hours,
Changshu's AQI reached its highest point of 62 at 8 AM during the Day, while the lowest point, 50, was recorded at 5 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Changshu, Jiangsu, China
JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025575 AMAQI
4th Jul 2025576 AMAQI
4th Jul 2025567 AMAQI
4th Jul 2025538 AMAQI
4th Jul 2025549 AMAQI
4th Jul 20255610 AMAQI
4th Jul 20256511 AMAQI
4th Jul 20257012 PMAQI
4th Jul 2025691 PMAQI
4th Jul 2025692 PMAQI
4th Jul 2025703 PMAQI
4th Jul 2025724 PMAQI
4th Jul 2025745 PMAQI
4th Jul 2025716 PMAQI
4th Jul 2025707 PMAQI
4th Jul 2025628 PMAQI
4th Jul 2025619 PMAQI
4th Jul 20256410 PMAQI
4th Jul 20256211 PMAQI
5th Jul 20256212 AMAQI
5th Jul 2025571 AMAQI
5th Jul 2025562 AMAQI
5th Jul 2025583 AMAQI
5th Jul 2025594 AMAQI
31°C25/37°C
5th Jul 2025585 AMAQI
5th Jul 2025586 AMAQI
5th Jul 2025597 AMAQI
5th Jul 2025698 AMAQI
5th Jul 2025759 AMAQI
5th Jul 20257410 AMAQI
5th Jul 20257711 AMAQI
5th Jul 20257312 PMAQI
5th Jul 2025741 PMAQI
5th Jul 2025712 PMAQI
5th Jul 2025713 PMAQI
5th Jul 2025724 PMAQI
5th Jul 2025665 PMAQI
5th Jul 2025636 PMAQI
5th Jul 2025617 PMAQI
5th Jul 2025618 PMAQI
5th Jul 2025619 PMAQI
5th Jul 20256110 PMAQI
5th Jul 20255911 PMAQI
6th Jul 20255912 AMAQI
6th Jul 2025591 AMAQI
6th Jul 2025582 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025624 AMAQI
32°C26/38°C
6th Jul 2025635 AMAQI
6th Jul 2025636 AMAQI
6th Jul 2025627 AMAQI
6th Jul 2025618 AMAQI
6th Jul 2025619 AMAQI
6th Jul 20256610 AMAQI
6th Jul 20257411 AMAQI
6th Jul 20256612 PMAQI
6th Jul 2025641 PMAQI
6th Jul 2025702 PMAQI
6th Jul 2025703 PMAQI
6th Jul 2025674 PMAQI
6th Jul 2025655 PMAQI
6th Jul 2025626 PMAQI
6th Jul 2025687 PMAQI
6th Jul 2025628 PMAQI
6th Jul 2025629 PMAQI
6th Jul 20256010 PMAQI
6th Jul 20255911 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025621 AMAQI
7th Jul 2025622 AMAQI
7th Jul 2025633 AMAQI
7th Jul 2025644 AMAQI
32°C27/38°C
7th Jul 2025645 AMAQI
7th Jul 2025646 AMAQI
7th Jul 2025647 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025559 AMAQI
7th Jul 20255510 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255112 PMAQI
7th Jul 2025421 PMAQI
7th Jul 2025422 PMAQI
7th Jul 2025413 PMAQI
7th Jul 2025384 PMAQI
7th Jul 2025405 PMAQI
7th Jul 2025446 PMAQI
7th Jul 2025477 PMAQI
7th Jul 2025548 PMAQI
7th Jul 2025539 PMAQI
7th Jul 20255310 PMAQI
7th Jul 20255311 PMAQI
8th Jul 20255412 AMAQI
8th Jul 2025621 AMAQI
8th Jul 2025632 AMAQI
8th Jul 2025623 AMAQI
8th Jul 2025604 AMAQI
30°C27/35°C
8th Jul 2025605 AMAQI
8th Jul 2025606 AMAQI
8th Jul 2025597 AMAQI
8th Jul 2025428 AMAQI
8th Jul 2025399 AMAQI
8th Jul 20253510 AMAQI
8th Jul 20253311 AMAQI
8th Jul 20254012 PMAQI
8th Jul 2025381 PMAQI
8th Jul 2025372 PMAQI
8th Jul 2025373 PMAQI
8th Jul 2025364 PMAQI
8th Jul 2025375 PMAQI
8th Jul 2025406 PMAQI
8th Jul 2025467 PMAQI
8th Jul 2025548 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255410 PMAQI
8th Jul 20255411 PMAQI
9th Jul 20255312 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025602 AMAQI
9th Jul 2025583 AMAQI
9th Jul 2025564 AMAQI
28°C26/32°C
9th Jul 2025575 AMAQI
9th Jul 2025566 AMAQI
9th Jul 2025567 AMAQI
9th Jul 2025438 AMAQI
9th Jul 2025409 AMAQI
9th Jul 20253810 AMAQI
9th Jul 20253711 AMAQI
9th Jul 20253912 PMAQI
9th Jul 2025421 PMAQI
9th Jul 2025422 PMAQI
9th Jul 2025413 PMAQI
9th Jul 2025424 PMAQI
9th Jul 2025405 PMAQI
9th Jul 2025376 PMAQI
9th Jul 2025427 PMAQI
9th Jul 2025538 PMAQI
9th Jul 2025559 PMAQI
9th Jul 20255510 PMAQI
9th Jul 20255511 PMAQI
10th Jul 20255712 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025572 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025554 AMAQI
29°C26/33°C
10th Jul 2025545 AMAQI
10th Jul 2025546 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025919 AMAQI
10th Jul 20258310 AMAQI
10th Jul 20258411 AMAQI
10th Jul 20258312 PMAQI
10th Jul 2025861 PMAQI
10th Jul 2025852 PMAQI
10th Jul 2025873 PMAQI
10th Jul 2025824 PMAQI
10th Jul 2025665 PMAQI
10th Jul 2025616 PMAQI
10th Jul 2025747 PMAQI
10th Jul 2025718 PMAQI
10th Jul 2025719 PMAQI
10th Jul 20256910 PMAQI
10th Jul 20256811 PMAQI
11th Jul 20256212 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025562 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025634 AMAQI
29°C25/33°C
11th Jul 2025635 AMAQI
11th Jul 2025616 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025619 AMAQI
11th Jul 20256210 AMAQI
11th Jul 20255811 AMAQI
11th Jul 20255812 PMAQI
11th Jul 2025571 PMAQI
11th Jul 2025542 PMAQI
11th Jul 2025493 PMAQI
11th Jul 2025424 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025416 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025558 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025593 AMAQI
12th Jul 2025604 AMAQI
27°C25/31°C
12th Jul 2025605 AMAQI
12th Jul 2025606 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025488 AMAQI
12th Jul 2025439 AMAQI
12th Jul 20253910 AMAQI
12th Jul 20253811 AMAQI
12th Jul 20253712 PMAQI
12th Jul 2025381 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025434 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025517 PMAQI
12th Jul 2025568 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255911 PMAQI
13th Jul 20256112 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025602 AMAQI
13th Jul 2025583 AMAQI
13th Jul 2025574 AMAQI
27°C25/31°C
13th Jul 2025565 AMAQI
13th Jul 2025576 AMAQI
13th Jul 2025577 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025619 AMAQI
13th Jul 20256110 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255112 PMAQI
13th Jul 2025521 PMAQI
13th Jul 2025522 PMAQI
13th Jul 2025533 PMAQI
13th Jul 2025594 PMAQI
13th Jul 2025635 PMAQI
13th Jul 2025646 PMAQI
13th Jul 2025637 PMAQI
13th Jul 2025648 PMAQI
13th Jul 2025669 PMAQI
13th Jul 20257110 PMAQI
13th Jul 20256711 PMAQI
14th Jul 20256412 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
14th Jul 2025584 AMAQI
28°C24/32°C
14th Jul 2025585 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025678 AMAQI
14th Jul 2025699 AMAQI
14th Jul 20257010 AMAQI
14th Jul 20257511 AMAQI
14th Jul 20257012 PMAQI
14th Jul 2025721 PMAQI
14th Jul 2025722 PMAQI
14th Jul 2025663 PMAQI
14th Jul 2025614 PMAQI
14th Jul 2025575 PMAQI
14th Jul 2025546 PMAQI
14th Jul 2025547 PMAQI
14th Jul 2025568 PMAQI
14th Jul 2025569 PMAQI
14th Jul 20255610 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255712 AMAQI
15th Jul 2025581 AMAQI
15th Jul 2025592 AMAQI
15th Jul 2025603 AMAQI
15th Jul 2025624 AMAQI
28°C24/34°C
15th Jul 2025615 AMAQI
15th Jul 2025626 AMAQI
15th Jul 2025627 AMAQI
15th Jul 2025668 AMAQI
15th Jul 2025659 AMAQI
15th Jul 20256010 AMAQI
15th Jul 20256011 AMAQI
15th Jul 20256412 PMAQI
15th Jul 2025701 PMAQI
15th Jul 2025712 PMAQI
15th Jul 2025773 PMAQI
15th Jul 2025774 PMAQI
15th Jul 2025735 PMAQI
15th Jul 2025726 PMAQI
15th Jul 2025707 PMAQI
15th Jul 2025668 PMAQI
15th Jul 2025699 PMAQI
15th Jul 20256810 PMAQI
15th Jul 20256711 PMAQI
16th Jul 20256612 AMAQI
16th Jul 2025601 AMAQI
16th Jul 2025602 AMAQI
16th Jul 2025613 AMAQI
16th Jul 2025614 AMAQI
29°C24/35°C
16th Jul 2025615 AMAQI
16th Jul 2025616 AMAQI
16th Jul 2025617 AMAQI
16th Jul 2025828 AMAQI
16th Jul 2025799 AMAQI
16th Jul 20257510 AMAQI
16th Jul 20257211 AMAQI
16th Jul 20256812 PMAQI
16th Jul 2025691 PMAQI
16th Jul 2025672 PMAQI
16th Jul 2025653 PMAQI
16th Jul 2025654 PMAQI
16th Jul 2025655 PMAQI
16th Jul 2025656 PMAQI
16th Jul 2025647 PMAQI
16th Jul 2025628 PMAQI
16th Jul 2025649 PMAQI
16th Jul 20256510 PMAQI
16th Jul 20256611 PMAQI
17th Jul 20256512 AMAQI
17th Jul 2025611 AMAQI
17th Jul 2025602 AMAQI
17th Jul 2025633 AMAQI
17th Jul 2025644 AMAQI
30°C26/35°C
17th Jul 2025645 AMAQI
17th Jul 2025656 AMAQI
17th Jul 2025657 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025569 AMAQI
17th Jul 20256210 AMAQI
17th Jul 20256811 AMAQI
17th Jul 20257212 PMAQI
17th Jul 2025721 PMAQI
17th Jul 2025712 PMAQI
17th Jul 2025713 PMAQI
17th Jul 2025664 PMAQI
17th Jul 2025605 PMAQI
17th Jul 2025606 PMAQI
17th Jul 2025617 PMAQI
17th Jul 2025638 PMAQI
17th Jul 2025609 PMAQI
17th Jul 20256110 PMAQI
17th Jul 20256111 PMAQI
18th Jul 20256012 AMAQI
18th Jul 2025641 AMAQI
18th Jul 2025642 AMAQI
18th Jul 2025643 AMAQI
18th Jul 2025654 AMAQI
30°C25/34°C
18th Jul 2025655 AMAQI
18th Jul 2025656 AMAQI
18th Jul 2025657 AMAQI
18th Jul 2025628 AMAQI
18th Jul 2025599 AMAQI
18th Jul 20256010 AMAQI
18th Jul 20255811 AMAQI
18th Jul 20255712 PMAQI
18th Jul 2025571 PMAQI
18th Jul 2025582 PMAQI
18th Jul 2025593 PMAQI
18th Jul 2025584 PMAQI
18th Jul 2025605 PMAQI
18th Jul 2025596 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025588 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20255810 PMAQI
18th Jul 20255711 PMAQI
19th Jul 20255812 AMAQI
19th Jul 2025621 AMAQI
19th Jul 2025642 AMAQI
19th Jul 2025643 AMAQI
19th Jul 2025634 AMAQI
28°C25/32°C
19th Jul 2025635 AMAQI
19th Jul 2025646 AMAQI
19th Jul 2025637 AMAQI
19th Jul 2025498 AMAQI
19th Jul 2025429 AMAQI
19th Jul 20253110 AMAQI
19th Jul 20253611 AMAQI
19th Jul 20254312 PMAQI
19th Jul 2025391 PMAQI
19th Jul 2025342 PMAQI
19th Jul 2025303 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025416 PMAQI
19th Jul 2025447 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025569 PMAQI
19th Jul 20255510 PMAQI
19th Jul 20255411 PMAQI
20th Jul 20255612 AMAQI
20th Jul 2025611 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025603 AMAQI
20th Jul 2025574 AMAQI
29°C25/34°C
20th Jul 2025585 AMAQI
20th Jul 2025586 AMAQI
20th Jul 2025587 AMAQI
20th Jul 2025468 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20254010 AMAQI
20th Jul 20254111 AMAQI
20th Jul 20254012 PMAQI
20th Jul 2025341 PMAQI
20th Jul 2025332 PMAQI
20th Jul 2025343 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025296 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025528 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255111 PMAQI
21st Jul 20255212 AMAQI
21st Jul 2025571 AMAQI
21st Jul 2025582 AMAQI
21st Jul 2025573 AMAQI
21st Jul 2025564 AMAQI
30°C27/34°C
21st Jul 2025555 AMAQI
21st Jul 2025566 AMAQI
21st Jul 2025567 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025339 AMAQI
21st Jul 20253110 AMAQI
21st Jul 20252911 AMAQI
21st Jul 20252912 PMAQI
21st Jul 2025291 PMAQI
21st Jul 2025292 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025314 PMAQI
21st Jul 2025295 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025468 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20254810 PMAQI
21st Jul 20255111 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025561 AMAQI
22nd Jul 2025562 AMAQI
22nd Jul 2025553 AMAQI
22nd Jul 2025534 AMAQI
30°C27/33°C
22nd Jul 2025535 AMAQI
22nd Jul 2025536 AMAQI
22nd Jul 2025537 AMAQI
22nd Jul 2025358 AMAQI
22nd Jul 2025339 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20253712 PMAQI
22nd Jul 2025361 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025333 PMAQI
22nd Jul 2025374 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025407 PMAQI
22nd Jul 2025498 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20254910 PMAQI
22nd Jul 20254911 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025531 AMAQI
23rd Jul 2025532 AMAQI
23rd Jul 2025533 AMAQI
23rd Jul 2025524 AMAQI
29°C27/33°C
23rd Jul 2025525 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025448 AMAQI
23rd Jul 2025409 AMAQI
23rd Jul 20253310 AMAQI
23rd Jul 20253111 AMAQI
23rd Jul 20252912 PMAQI
23rd Jul 2025301 PMAQI
23rd Jul 2025342 PMAQI
23rd Jul 2025333 PMAQI
23rd Jul 2025364 PMAQI
23rd Jul 2025385 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025498 PMAQI
23rd Jul 2025499 PMAQI
23rd Jul 20254810 PMAQI
23rd Jul 20254711 PMAQI
24th Jul 20254312 AMAQI
24th Jul 2025501 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025494 AMAQI
29°C25/33°C
24th Jul 2025495 AMAQI
24th Jul 2025496 AMAQI
24th Jul 2025497 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025459 AMAQI
24th Jul 20254610 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254412 PMAQI
24th Jul 2025451 PMAQI
24th Jul 2025452 PMAQI
24th Jul 2025473 PMAQI
24th Jul 2025474 PMAQI
24th Jul 2025495 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025518 PMAQI
24th Jul 2025539 PMAQI
24th Jul 20255510 PMAQI
24th Jul 20255311 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025482 AMAQI
25th Jul 2025503 AMAQI
25th Jul 2025524 AMAQI
28°C25/32°C
25th Jul 2025525 AMAQI
25th Jul 2025516 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025479 AMAQI
25th Jul 20254810 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025451 PMAQI
25th Jul 2025462 PMAQI
25th Jul 2025473 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025485 PMAQI
25th Jul 2025506 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025458 PMAQI
25th Jul 2025469 PMAQI
25th Jul 20254810 PMAQI
25th Jul 20254711 PMAQI
26th Jul 20254712 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025514 AMAQI
28°C25/32°C
26th Jul 2025515 AMAQI
26th Jul 2025516 AMAQI
26th Jul 2025517 AMAQI
26th Jul 2025398 AMAQI
26th Jul 2025359 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20253711 AMAQI
26th Jul 20253712 PMAQI
26th Jul 2025371 PMAQI
26th Jul 2025382 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025354 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025427 PMAQI
26th Jul 2025458 PMAQI
26th Jul 2025469 PMAQI
26th Jul 20254610 PMAQI
26th Jul 20254511 PMAQI
27th Jul 20254412 AMAQI
27th Jul 2025511 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025513 AMAQI
27th Jul 2025494 AMAQI
28°C26/32°C
27th Jul 2025495 AMAQI
27th Jul 2025506 AMAQI
27th Jul 2025497 AMAQI
27th Jul 2025468 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20254210 AMAQI
27th Jul 20253811 AMAQI
27th Jul 20253512 PMAQI
27th Jul 2025301 PMAQI
27th Jul 2025382 PMAQI
27th Jul 2025363 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025385 PMAQI
27th Jul 2025366 PMAQI
27th Jul 2025397 PMAQI
27th Jul 2025438 PMAQI
27th Jul 2025449 PMAQI
27th Jul 20254310 PMAQI
27th Jul 20254311 PMAQI
28th Jul 20254312 AMAQI
28th Jul 2025481 AMAQI
28th Jul 2025492 AMAQI
28th Jul 2025483 AMAQI
28th Jul 2025474 AMAQI
28°C26/32°C
28th Jul 2025475 AMAQI
28th Jul 2025476 AMAQI
28th Jul 2025477 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025419 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20253911 AMAQI
28th Jul 20253512 PMAQI
28th Jul 2025311 PMAQI
28th Jul 2025312 PMAQI
28th Jul 2025363 PMAQI
28th Jul 2025374 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025376 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025448 PMAQI
28th Jul 2025469 PMAQI
28th Jul 20254510 PMAQI
28th Jul 20254311 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025471 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025473 AMAQI
29th Jul 2025464 AMAQI
28°C25/31°C
29th Jul 2025455 AMAQI
29th Jul 2025456 AMAQI
29th Jul 2025457 AMAQI
29th Jul 2025398 AMAQI
29th Jul 2025399 AMAQI
29th Jul 20253610 AMAQI
29th Jul 20253711 AMAQI
29th Jul 20253612 PMAQI
29th Jul 2025361 PMAQI
29th Jul 2025362 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025374 PMAQI
29th Jul 2025375 PMAQI
29th Jul 2025346 PMAQI
29th Jul 2025387 PMAQI
29th Jul 2025428 PMAQI
29th Jul 2025449 PMAQI
29th Jul 20254310 PMAQI
29th Jul 20254411 PMAQI
30th Jul 20254412 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025473 AMAQI
30th Jul 2025444 AMAQI
28°C24/32°C
30th Jul 2025445 AMAQI
30th Jul 2025446 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025348 AMAQI
30th Jul 2025319 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20252111 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025232 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025234 PMAQI
30th Jul 2025275 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253911 PMAQI
31st Jul 20254012 AMAQI
31st Jul 2025441 AMAQI
31st Jul 2025452 AMAQI
31st Jul 2025463 AMAQI
31st Jul 2025474 AMAQI
25°C23/26°C
31st Jul 2025475 AMAQI
31st Jul 2025476 AMAQI
31st Jul 2025477 AMAQI
31st Jul 2025478 AMAQI
31st Jul 2025479 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20252511 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025311 PMAQI
31st Jul 2025352 PMAQI
31st Jul 2025373 PMAQI
31st Jul 2025414 PMAQI
31st Jul 2025395 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025477 PMAQI
31st Jul 2025538 PMAQI
31st Jul 2025539 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255212 AMAQI
1st Aug 2025491 AMAQI
1st Aug 2025502 AMAQI
1st Aug 2025463 AMAQI
1st Aug 2025434 AMAQI
25°C23/29°C
1st Aug 2025445 AMAQI
1st Aug 2025486 AMAQI
1st Aug 2025497 AMAQI
1st Aug 2025588 AMAQI
1st Aug 2025659 AMAQI
1st Aug 20256510 AMAQI
1st Aug 20256211 AMAQI
1st Aug 20256812 PMAQI
1st Aug 2025591 PMAQI
1st Aug 2025552 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025534 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025569 PMAQI
1st Aug 20255510 PMAQI
1st Aug 20255511 PMAQI
2nd Aug 20255212 AMAQI
2nd Aug 2025511 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025513 AMAQI
2nd Aug 2025534 AMAQI
28°C25/33°C
2nd Aug 2025535 AMAQI
2nd Aug 2025536 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025628 AMAQI
2nd Aug 2025569 AMAQI
2nd Aug 20255810 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255712 PMAQI
2nd Aug 2025551 PMAQI
2nd Aug 2025572 PMAQI
2nd Aug 2025603 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025559 PMAQI
2nd Aug 20255310 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025531 AMAQI
3rd Aug 2025522 AMAQI
3rd Aug 2025533 AMAQI
3rd Aug 2025544 AMAQI
28°C25/31°C
3rd Aug 2025545 AMAQI
5 AM3rd Aug 2025546 AMAQI
3rd Aug 2025547 AMAQI
3rd Aug 2025588 AMAQI
3rd Aug 2025619 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256411 AMAQI
3rd Aug 20256112 PMAQI
12 PM3rd Aug 2025551 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025593 PMAQI
3rd Aug 2025604 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 AM
56AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 AM - 6 PM
50AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 56), while the lowest AQI was between 8 AM to 6 PM (Avg. 50).
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
Changshu, Jiangsu, China
2025
10%
21
65%
140
22%
47
3%
6
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
21 DaysModerate
140 DaysPoor
47 DaysUnhealthy
6 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 10%
Health Risk Level:
Extreme
In 2025, 10% of 215 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
Changshu, 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
120AQI
120AQI
2nd January 2025
96AQI
96AQI
3rd January 2025
109AQI
109AQI
4th January 2025
90AQI
90AQI
5th January 2025
144AQI
144AQI
6th January 2025
125AQI
125AQI
7th January 2025
122AQI
122AQI
8th January 2025
126AQI
126AQI
9th January 2025
71AQI
71AQI
10th January 2025
88AQI
88AQI
11th January 2025
109AQI
109AQI
12th January 2025
113AQI
113AQI
13th January 2025
138AQI
138AQI
14th January 2025
151AQI
151AQI
15th January 2025
85AQI
85AQI
16th January 2025
113AQI
113AQI
17th January 2025
117AQI
117AQI
18th January 2025
128AQI
128AQI
19th January 2025
147AQI
147AQI
20th January 2025
170AQI
170AQI
21st January 2025
168AQI
168AQI
22nd January 2025
120AQI
120AQI
23rd January 2025
105AQI
105AQI
24th January 2025
87AQI
87AQI
25th January 2025
71AQI
71AQI
26th January 2025
86AQI
86AQI
27th January 2025
64AQI
64AQI
28th January 2025
82AQI
82AQI
29th January 2025
113AQI
113AQI
30th January 2025
96AQI
96AQI
31st January 2025
102AQI
102AQI
1st February 2025
64AQI
64AQI
2nd February 2025
114AQI
114AQI
3rd February 2025
105AQI
105AQI
4th February 2025
123AQI
123AQI
5th February 2025
102AQI
102AQI
6th February 2025
85AQI
85AQI
7th February 2025
74AQI
74AQI
8th February 2025
65AQI
65AQI
9th February 2025
80AQI
80AQI
10th February 2025
93AQI
93AQI
11th February 2025
71AQI
71AQI
12th February 2025
136AQI
136AQI
13th February 2025
78AQI
78AQI
14th February 2025
98AQI
98AQI
15th February 2025
79AQI
79AQI
16th February 2025
135AQI
135AQI
17th February 2025
82AQI
82AQI
18th February 2025
95AQI
95AQI
19th February 2025
82AQI
82AQI
20th February 2025
68AQI
68AQI
21st February 2025
71AQI
71AQI
22nd February 2025
98AQI
98AQI
23rd February 2025
109AQI
109AQI
24th February 2025
123AQI
123AQI
25th February 2025
148AQI
148AQI
26th February 2025
151AQI
151AQI
27th February 2025
161AQI
161AQI
28th February 2025
123AQI
123AQI
1st March 2025
113AQI
113AQI
2nd March 2025
108AQI
108AQI
3rd March 2025
68AQI
68AQI
4th March 2025
66AQI
66AQI
5th March 2025
61AQI
61AQI
6th March 2025
76AQI
76AQI
7th March 2025
84AQI
84AQI
8th March 2025
124AQI
124AQI
9th March 2025
84AQI
84AQI
10th March 2025
109AQI
109AQI
11th March 2025
105AQI
105AQI
12th March 2025
79AQI
79AQI
13th March 2025
79AQI
79AQI
14th March 2025
65AQI
65AQI
15th March 2025
65AQI
65AQI
16th March 2025
77AQI
77AQI
17th March 2025
74AQI
74AQI
18th March 2025
68AQI
68AQI
19th March 2025
86AQI
86AQI
20th March 2025
103AQI
103AQI
21st March 2025
89AQI
89AQI
22nd March 2025
94AQI
94AQI
23rd March 2025
99AQI
99AQI
24th March 2025
100AQI
100AQI
25th March 2025
107AQI
107AQI
26th March 2025
125AQI
125AQI
27th March 2025
105AQI
105AQI
28th March 2025
90AQI
90AQI
29th March 2025
99AQI
99AQI
30th March 2025
72AQI
72AQI
31st March 2025
73AQI
73AQI
1st April 2025
76AQI
76AQI
2nd April 2025
107AQI
107AQI
3rd April 2025
79AQI
79AQI
4th April 2025
91AQI
91AQI
5th April 2025
109AQI
109AQI
6th April 2025
109AQI
109AQI
7th April 2025
106AQI
106AQI
8th April 2025
110AQI
110AQI
9th April 2025
130AQI
130AQI
10th April 2025
122AQI
122AQI
11th April 2025
126AQI
126AQI
12th April 2025
160AQI
160AQI
13th April 2025
99AQI
99AQI
14th April 2025
84AQI
84AQI
15th April 2025
79AQI
79AQI
16th April 2025
79AQI
79AQI
17th April 2025
89AQI
89AQI
18th April 2025
97AQI
97AQI
19th April 2025
107AQI
107AQI
20th April 2025
77AQI
77AQI
21st April 2025
86AQI
86AQI
22nd April 2025
84AQI
84AQI
23rd April 2025
91AQI
91AQI
24th April 2025
109AQI
109AQI
25th April 2025
73AQI
73AQI
26th April 2025
72AQI
72AQI
27th April 2025
74AQI
74AQI
28th April 2025
79AQI
79AQI
29th April 2025
77AQI
77AQI
30th April 2025
85AQI
85AQI
1st May 2025
78AQI
78AQI
2nd May 2025
81AQI
81AQI
3rd May 2025
76AQI
76AQI
4th May 2025
59AQI
59AQI
5th May 2025
75AQI
75AQI
6th May 2025
95AQI
95AQI
7th May 2025
86AQI
86AQI
8th May 2025
73AQI
73AQI
9th May 2025
57AQI
57AQI
10th May 2025
66AQI
66AQI
11th May 2025
71AQI
71AQI
12th May 2025
76AQI
76AQI
13th May 2025
77AQI
77AQI
14th May 2025
79AQI
79AQI
15th May 2025
115AQI
115AQI
16th May 2025
71AQI
71AQI
17th May 2025
88AQI
88AQI
18th May 2025
74AQI
74AQI
19th May 2025
86AQI
86AQI
20th May 2025
79AQI
79AQI
21st May 2025
61AQI
61AQI
22nd May 2025
84AQI
84AQI
23rd May 2025
53AQI
53AQI
24th May 2025
90AQI
90AQI
25th May 2025
76AQI
76AQI
26th May 2025
82AQI
82AQI
27th May 2025
69AQI
69AQI
28th May 2025
72AQI
72AQI
29th May 2025
78AQI
78AQI
30th May 2025
86AQI
86AQI
31st May 2025
89AQI
89AQI
1st June 2025
61AQI
61AQI
2nd June 2025
49AQI
49AQI
3rd June 2025
77AQI
77AQI
4th June 2025
95AQI
95AQI
5th June 2025
75AQI
75AQI
6th June 2025
76AQI
76AQI
7th June 2025
75AQI
75AQI
8th June 2025
47AQI
47AQI
9th June 2025
65AQI
65AQI
10th June 2025
56AQI
56AQI
11th June 2025
61AQI
61AQI
12th June 2025
56AQI
56AQI
13th June 2025
44AQI
44AQI
14th June 2025
62AQI
62AQI
15th June 2025
50AQI
50AQI
16th June 2025
55AQI
55AQI
17th June 2025
63AQI
63AQI
18th June 2025
64AQI
64AQI
19th June 2025
60AQI
60AQI
20th June 2025
56AQI
56AQI
21st June 2025
53AQI
53AQI
22nd June 2025
42AQI
42AQI
23rd June 2025
46AQI
46AQI
24th June 2025
48AQI
48AQI
25th June 2025
58AQI
58AQI
26th June 2025
58AQI
58AQI
27th June 2025
55AQI
55AQI
28th June 2025
53AQI
53AQI
29th June 2025
55AQI
55AQI
30th June 2025
55AQI
55AQI
1st July 2025
52AQI
52AQI
2nd July 2025
56AQI
56AQI
3rd July 2025
57AQI
57AQI
4th July 2025
62AQI
62AQI
5th July 2025
63AQI
63AQI
6th July 2025
63AQI
63AQI
7th July 2025
54AQI
54AQI
8th July 2025
50AQI
50AQI
9th July 2025
49AQI
49AQI
10th July 2025
67AQI
67AQI
11th July 2025
56AQI
56AQI
12th July 2025
52AQI
52AQI
13th July 2025
60AQI
60AQI
14th July 2025
61AQI
61AQI
15th July 2025
65AQI
65AQI
16th July 2025
65AQI
65AQI
17th July 2025
64AQI
64AQI
18th July 2025
60AQI
60AQI
19th July 2025
51AQI
51AQI
20th July 2025
47AQI
47AQI
21st July 2025
44AQI
44AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
44AQI
44AQI
24th July 2025
49AQI
49AQI
25th July 2025
49AQI
49AQI
26th July 2025
43AQI
43AQI
27th July 2025
43AQI
43AQI
28th July 2025
42AQI
42AQI
29th July 2025
41AQI
41AQI
30th July 2025
36AQI
36AQI
31st July 2025
44AQI
44AQI
1st August 2025
54AQI
54AQI
2nd August 2025
54AQI
54AQI
111AQI
100AQI
89AQI
96AQI
77AQI
59AQI
53AQI
54AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202583AQI
11
17
3
16
10
2
22
9
19
10
1
30
1
7
23
14
17
2
21
140
47
6
Highest AQI recorded in
January111AQI
Lowest AQI recorded in
July53AQI
202484AQI
18
7
10
11
3
9
7
30
9
22
3
28
14
15
12
16
3
8
18
4
9
21
1
49
147
28
54
Highest AQI recorded in
January156AQI
Lowest AQI recorded in
September51AQI
2023156AQI
3
31
34
Highest AQI recorded in
November156AQI
Lowest AQI recorded in
December156AQI
202183AQI
9
14
8
18
9
1
14
15
1
1
24
6
2
22
5
2
4
26
13
17
7
11
3
9
20
1
11
18
1
1
4
16
10
6
10
4
50
201
74
17
1
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
July56AQI
202082AQI
4
8
1
1
8
11
1
1
9
8
5
23
2
6
22
3
4
26
1
3
21
6
4
25
2
4
19
5
2
12
11
7
1
32
173
50
10
1
Highest AQI recorded in
December126AQI
Lowest AQI recorded in
August66AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2023(Avg.)
156AQILeast Polluted Year Recorded
2020(Avg.)
82AQIChangshu's annual 2025 AQI (83) shows an average percentage change of -11.4% (improved AQI) compared to previous years: 2020 (82), 2021 (83), 2023 (156), 2024 (84).
