Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

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+

September Air Quality Analysis

Changzhou, Jiangsu, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
7th Sep 2022
150AQI
Lowest AQI recorded on
20th Sep 2024
19AQI

Same Day Analysis (27th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 38 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.

Day & Night AQI Trend: 26th Sep - 27th Sep 2026

Changzhou, Jiangsu, China

AQI
Day
Night
.

5 AM26th Sep 2026

6 PM

4 AM27th Sep 2026

Day time
Avg. Highest Time
5AM26th Sep

108AQI

Avg. Lowest Time
5PM26th Sep

14AQI

Night time
Avg. Highest Time
2AM27th Sep

65AQI

Avg. Lowest Time
7PM26th Sep

14AQI

In the last 24 hours,

Changzhou's AQI reached its highest point of 108 at 5 AM during the Day, while the lowest point, 14, was recorded at 7 PM during the Night between 26th Sep and 27th Sep 2026.

Day & Night AQI Trend : Aug - Sep 2026

Changzhou, Jiangsu, China

AugSep
29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
29th Aug 2026235 AMAQI
29th Aug 2026246 AMAQI
29th Aug 2026287 AMAQI
29th Aug 2026318 AMAQI
29th Aug 2026349 AMAQI
29th Aug 20263710 AMAQI
29th Aug 20264211 AMAQI
29th Aug 20263812 PMAQI
29th Aug 2026431 PMAQI
29th Aug 2026332 PMAQI
29th Aug 2026293 PMAQI
29th Aug 2026324 PMAQI
29th Aug 2026335 PMAQI
29th Aug 2026326 PMAQI
29th Aug 2026267 PMAQI
29th Aug 2026438 PMAQI
29th Aug 2026309 PMAQI
29th Aug 20262710 PMAQI
29th Aug 20262711 PMAQI
30th Aug 20263412 AMAQI
30th Aug 2026341 AMAQI
30th Aug 2026372 AMAQI
30th Aug 2026363 AMAQI
30th Aug 2026334 AMAQI

28°C25/31°C

30th Aug 2026375 AMAQI
30th Aug 2026366 AMAQI
30th Aug 2026407 AMAQI
30th Aug 2026398 AMAQI
30th Aug 2026489 AMAQI
30th Aug 20265010 AMAQI
30th Aug 20264511 AMAQI
30th Aug 20264212 PMAQI
30th Aug 2026451 PMAQI
30th Aug 2026492 PMAQI
30th Aug 2026433 PMAQI
30th Aug 2026454 PMAQI
30th Aug 2026405 PMAQI
30th Aug 2026376 PMAQI
30th Aug 2026367 PMAQI
30th Aug 2026388 PMAQI
30th Aug 2026389 PMAQI
30th Aug 20264010 PMAQI
30th Aug 20264411 PMAQI
31st Aug 20262612 AMAQI
31st Aug 2026261 AMAQI
31st Aug 2026252 AMAQI
31st Aug 2026333 AMAQI
31st Aug 2026284 AMAQI

28°C25/31°C

31st Aug 2026295 AMAQI
31st Aug 2026296 AMAQI
31st Aug 2026297 AMAQI
31st Aug 2026258 AMAQI
31st Aug 2026259 AMAQI
31st Aug 20262610 AMAQI
31st Aug 20262911 AMAQI
31st Aug 20263212 PMAQI
31st Aug 2026331 PMAQI
31st Aug 2026372 PMAQI
31st Aug 2026343 PMAQI
31st Aug 2026334 PMAQI
31st Aug 2026315 PMAQI
31st Aug 2026386 PMAQI
31st Aug 2026307 PMAQI
31st Aug 2026288 PMAQI
31st Aug 2026319 PMAQI
31st Aug 20262610 PMAQI
31st Aug 20262811 PMAQI
1st Sep 20262912 AMAQI
1st Sep 2026251 AMAQI
1st Sep 2026282 AMAQI
1st Sep 2026323 AMAQI
1st Sep 2026314 AMAQI

27°C24/31°C

1st Sep 2026365 AMAQI
1st Sep 2026386 AMAQI
1st Sep 2026357 AMAQI
1st Sep 2026438 AMAQI
1st Sep 2026399 AMAQI
1st Sep 20264710 AMAQI
1st Sep 20264611 AMAQI
1st Sep 20263112 PMAQI
1st Sep 2026321 PMAQI
1st Sep 2026292 PMAQI
1st Sep 2026293 PMAQI
1st Sep 2026334 PMAQI
1st Sep 2026415 PMAQI
1st Sep 2026426 PMAQI
1st Sep 2026437 PMAQI
1st Sep 2026448 PMAQI
1st Sep 2026449 PMAQI
1st Sep 20264510 PMAQI
1st Sep 20265111 PMAQI
2nd Sep 20263412 AMAQI
2nd Sep 2026381 AMAQI
2nd Sep 2026352 AMAQI
2nd Sep 2026343 AMAQI
2nd Sep 2026274 AMAQI

25°C24/29°C

2nd Sep 2026245 AMAQI
2nd Sep 2026266 AMAQI
2nd Sep 2026327 AMAQI
2nd Sep 2026338 AMAQI
2nd Sep 2026299 AMAQI
2nd Sep 20263010 AMAQI
2nd Sep 20262911 AMAQI
2nd Sep 20262912 PMAQI
2nd Sep 2026271 PMAQI
2nd Sep 2026302 PMAQI
2nd Sep 2026263 PMAQI
2nd Sep 2026244 PMAQI
2nd Sep 2026235 PMAQI
2nd Sep 2026246 PMAQI
2nd Sep 2026277 PMAQI
2nd Sep 2026308 PMAQI
2nd Sep 2026349 PMAQI
2nd Sep 20263510 PMAQI
2nd Sep 20263011 PMAQI
3rd Sep 20264212 AMAQI
3rd Sep 2026361 AMAQI
3rd Sep 2026402 AMAQI
3rd Sep 2026343 AMAQI
3rd Sep 2026364 AMAQI

24°C23/26°C

3rd Sep 2026315 AMAQI
3rd Sep 2026246 AMAQI
3rd Sep 2026247 AMAQI
3rd Sep 2026288 AMAQI
3rd Sep 2026249 AMAQI
3rd Sep 20262810 AMAQI
3rd Sep 20263211 AMAQI
3rd Sep 20263312 PMAQI
3rd Sep 2026301 PMAQI
3rd Sep 2026332 PMAQI
3rd Sep 2026333 PMAQI
3rd Sep 2026294 PMAQI
3rd Sep 2026275 PMAQI
3rd Sep 2026276 PMAQI
3rd Sep 2026297 PMAQI
3rd Sep 2026298 PMAQI
3rd Sep 2026289 PMAQI
3rd Sep 20262910 PMAQI
3rd Sep 20263111 PMAQI
4th Sep 20264112 AMAQI
4th Sep 2026391 AMAQI
4th Sep 2026382 AMAQI
4th Sep 2026353 AMAQI
4th Sep 2026364 AMAQI

25°C23/28°C

4th Sep 2026365 AMAQI
4th Sep 2026336 AMAQI
4th Sep 2026367 AMAQI
4th Sep 2026348 AMAQI
4th Sep 2026399 AMAQI
4th Sep 20264110 AMAQI
4th Sep 20263811 AMAQI
4th Sep 20263612 PMAQI
4th Sep 2026381 PMAQI
4th Sep 2026372 PMAQI
4th Sep 2026303 PMAQI
4th Sep 2026254 PMAQI
4th Sep 2026285 PMAQI
4th Sep 2026266 PMAQI
4th Sep 2026267 PMAQI
4th Sep 2026328 PMAQI
4th Sep 2026419 PMAQI
4th Sep 20265410 PMAQI
4th Sep 20264911 PMAQI
5th Sep 20264512 AMAQI
5th Sep 2026431 AMAQI
5th Sep 2026442 AMAQI
5th Sep 2026363 AMAQI
5th Sep 2026354 AMAQI

25°C22/29°C

5th Sep 2026375 AMAQI
5th Sep 2026466 AMAQI
5th Sep 2026507 AMAQI
5th Sep 2026448 AMAQI
5th Sep 2026369 AMAQI
5th Sep 20263810 AMAQI
5th Sep 20263611 AMAQI
5th Sep 20264712 PMAQI
5th Sep 2026431 PMAQI
5th Sep 2026382 PMAQI
5th Sep 2026273 PMAQI
5th Sep 2026254 PMAQI
5th Sep 2026265 PMAQI
5th Sep 2026336 PMAQI
5th Sep 2026247 PMAQI
5th Sep 2026258 PMAQI
5th Sep 2026479 PMAQI
5th Sep 20262510 PMAQI
5th Sep 20262911 PMAQI
6th Sep 20263612 AMAQI
6th Sep 2026421 AMAQI
6th Sep 2026222 AMAQI
6th Sep 2026223 AMAQI
6th Sep 2026294 AMAQI

25°C22/29°C

6th Sep 2026325 AMAQI
6th Sep 2026356 AMAQI
6th Sep 2026357 AMAQI
6th Sep 2026398 AMAQI
6th Sep 2026509 AMAQI
6th Sep 20264510 AMAQI
6th Sep 20263011 AMAQI
6th Sep 20262412 PMAQI
6th Sep 2026251 PMAQI
6th Sep 2026242 PMAQI
6th Sep 2026263 PMAQI
6th Sep 2026314 PMAQI
6th Sep 2026435 PMAQI
6th Sep 2026256 PMAQI
6th Sep 2026337 PMAQI
6th Sep 2026318 PMAQI
6th Sep 2026259 PMAQI
6th Sep 20262510 PMAQI
6th Sep 20262611 PMAQI
7th Sep 20262512 AMAQI
7th Sep 2026241 AMAQI
7th Sep 2026242 AMAQI
7th Sep 2026253 AMAQI
7th Sep 2026264 AMAQI

24°C21/29°C

7th Sep 2026295 AMAQI
7th Sep 2026326 AMAQI
7th Sep 2026267 AMAQI
7th Sep 2026608 AMAQI
7th Sep 2026529 AMAQI
7th Sep 20264910 AMAQI
7th Sep 20264811 AMAQI
7th Sep 20263912 PMAQI
7th Sep 2026421 PMAQI
7th Sep 2026422 PMAQI
7th Sep 2026463 PMAQI
7th Sep 2026524 PMAQI
7th Sep 2026535 PMAQI
7th Sep 2026436 PMAQI
7th Sep 2026357 PMAQI
7th Sep 2026268 PMAQI
7th Sep 2026419 PMAQI
7th Sep 20264710 PMAQI
7th Sep 20264811 PMAQI
8th Sep 20264412 AMAQI
8th Sep 2026451 AMAQI
8th Sep 2026492 AMAQI
8th Sep 2026483 AMAQI
8th Sep 2026574 AMAQI

24°C20/28°C

8th Sep 2026475 AMAQI
8th Sep 2026456 AMAQI
8th Sep 2026467 AMAQI
8th Sep 2026408 AMAQI
8th Sep 2026409 AMAQI
8th Sep 20264010 AMAQI
8th Sep 20264211 AMAQI
8th Sep 20265012 PMAQI
8th Sep 2026531 PMAQI
8th Sep 2026412 PMAQI
8th Sep 2026423 PMAQI
8th Sep 2026514 PMAQI
8th Sep 2026455 PMAQI
8th Sep 2026476 PMAQI
8th Sep 2026537 PMAQI
8th Sep 2026488 PMAQI
8th Sep 2026479 PMAQI
8th Sep 20264810 PMAQI
8th Sep 20264711 PMAQI
9th Sep 20264812 AMAQI
9th Sep 2026621 AMAQI
9th Sep 2026612 AMAQI
9th Sep 2026583 AMAQI
9th Sep 2026604 AMAQI

24°C20/29°C

9th Sep 2026575 AMAQI
9th Sep 2026666 AMAQI
9th Sep 2026587 AMAQI
9th Sep 2026498 AMAQI
9th Sep 2026439 AMAQI
9th Sep 20263310 AMAQI
9th Sep 20262811 AMAQI
9th Sep 20262612 PMAQI
9th Sep 2026251 PMAQI
9th Sep 2026222 PMAQI
9th Sep 2026223 PMAQI
9th Sep 2026224 PMAQI
9th Sep 2026245 PMAQI
9th Sep 2026236 PMAQI
9th Sep 2026237 PMAQI
9th Sep 2026228 PMAQI
9th Sep 2026219 PMAQI
9th Sep 20261810 PMAQI
9th Sep 20261911 PMAQI
10th Sep 20262012 AMAQI
10th Sep 2026201 AMAQI
10th Sep 2026182 AMAQI
10th Sep 2026203 AMAQI
10th Sep 2026234 AMAQI

22°C20/26°C

10th Sep 2026245 AMAQI
10th Sep 2026266 AMAQI
10th Sep 2026267 AMAQI
10th Sep 2026288 AMAQI
10th Sep 2026319 AMAQI
10th Sep 20262410 AMAQI
10th Sep 20262211 AMAQI
10th Sep 20262412 PMAQI
10th Sep 2026241 PMAQI
10th Sep 2026242 PMAQI
10th Sep 2026263 PMAQI
10th Sep 2026254 PMAQI
10th Sep 2026255 PMAQI
10th Sep 2026286 PMAQI
10th Sep 2026297 PMAQI
10th Sep 2026358 PMAQI
10th Sep 2026409 PMAQI
10th Sep 20264310 PMAQI
10th Sep 20264511 PMAQI
11th Sep 20264312 AMAQI
11th Sep 2026431 AMAQI
11th Sep 2026432 AMAQI
11th Sep 2026473 AMAQI
11th Sep 2026624 AMAQI

22°C18/26°C

11th Sep 2026685 AMAQI
11th Sep 2026686 AMAQI
11th Sep 2026697 AMAQI
11th Sep 2026678 AMAQI
11th Sep 2026739 AMAQI
11th Sep 20266610 AMAQI
11th Sep 20265911 AMAQI
11th Sep 20265012 PMAQI
11th Sep 2026431 PMAQI
11th Sep 2026362 PMAQI
11th Sep 2026313 PMAQI
11th Sep 2026334 PMAQI
11th Sep 2026295 PMAQI
11th Sep 2026266 PMAQI
11th Sep 2026277 PMAQI
11th Sep 2026248 PMAQI
11th Sep 2026239 PMAQI
11th Sep 20262410 PMAQI
11th Sep 20262311 PMAQI
12th Sep 20262312 AMAQI
12th Sep 2026231 AMAQI
12th Sep 2026212 AMAQI
12th Sep 2026213 AMAQI
12th Sep 2026254 AMAQI

21°C18/25°C

12th Sep 2026325 AMAQI
12th Sep 2026326 AMAQI
12th Sep 2026267 AMAQI
12th Sep 2026278 AMAQI
12th Sep 2026289 AMAQI
12th Sep 20263010 AMAQI
12th Sep 20262811 AMAQI
12th Sep 20263112 PMAQI
12th Sep 2026331 PMAQI
12th Sep 2026292 PMAQI
12th Sep 2026333 PMAQI
12th Sep 2026284 PMAQI
12th Sep 2026295 PMAQI
12th Sep 2026306 PMAQI
12th Sep 2026377 PMAQI
12th Sep 2026508 PMAQI
12th Sep 2026559 PMAQI
12th Sep 20266510 PMAQI
12th Sep 20266411 PMAQI
13th Sep 20266712 AMAQI
13th Sep 2026781 AMAQI
13th Sep 2026632 AMAQI
13th Sep 2026553 AMAQI

24°C20/29°C

13th Sep 2026595 AMAQI
13th Sep 2026626 AMAQI
13th Sep 2026627 AMAQI
13th Sep 2026648 AMAQI
13th Sep 2026729 AMAQI
13th Sep 20267010 AMAQI
13th Sep 20265211 AMAQI
13th Sep 20265012 PMAQI
13th Sep 2026551 PMAQI
13th Sep 2026422 PMAQI
13th Sep 2026393 PMAQI
13th Sep 2026434 PMAQI
13th Sep 2026555 PMAQI
13th Sep 2026566 PMAQI
13th Sep 2026567 PMAQI
13th Sep 2026548 PMAQI
13th Sep 2026619 PMAQI
13th Sep 20265810 PMAQI
13th Sep 20264811 PMAQI
14th Sep 20262812 AMAQI
14th Sep 2026291 AMAQI
14th Sep 2026312 AMAQI
14th Sep 2026353 AMAQI
14th Sep 2026374 AMAQI

24°C20/30°C

14th Sep 2026405 AMAQI
14th Sep 2026476 AMAQI
14th Sep 2026617 AMAQI
14th Sep 2026668 AMAQI
14th Sep 2026579 AMAQI
14th Sep 20264410 AMAQI
14th Sep 20263411 AMAQI
14th Sep 20265012 PMAQI
14th Sep 2026601 PMAQI
14th Sep 2026582 PMAQI
14th Sep 2026483 PMAQI
14th Sep 2026494 PMAQI
14th Sep 2026455 PMAQI
14th Sep 2026456 PMAQI
14th Sep 2026577 PMAQI
14th Sep 2026608 PMAQI
14th Sep 2026709 PMAQI
14th Sep 20268410 PMAQI
14th Sep 20268311 PMAQI
15th Sep 20269212 AMAQI
15th Sep 2026951 AMAQI
15th Sep 2026792 AMAQI
15th Sep 2026743 AMAQI
15th Sep 2026654 AMAQI

23°C21/27°C

15th Sep 2026555 AMAQI
15th Sep 2026526 AMAQI
15th Sep 2026547 AMAQI
15th Sep 2026548 AMAQI
15th Sep 2026449 AMAQI
15th Sep 20263110 AMAQI
15th Sep 20262711 AMAQI
15th Sep 20262712 PMAQI
15th Sep 2026261 PMAQI
15th Sep 2026252 PMAQI
15th Sep 2026263 PMAQI
15th Sep 2026314 PMAQI
15th Sep 2026275 PMAQI
15th Sep 2026286 PMAQI
15th Sep 2026307 PMAQI
15th Sep 2026408 PMAQI
15th Sep 2026569 PMAQI
15th Sep 20267310 PMAQI
15th Sep 20267811 PMAQI
16th Sep 20268812 AMAQI
16th Sep 2026951 AMAQI
16th Sep 2026922 AMAQI
16th Sep 2026993 AMAQI
16th Sep 20261024 AMAQI

23°C18/28°C

16th Sep 20261035 AMAQI
16th Sep 20261166 AMAQI
16th Sep 20261207 AMAQI
16th Sep 20261228 AMAQI
16th Sep 20261349 AMAQI
16th Sep 20269410 AMAQI
16th Sep 20267411 AMAQI
16th Sep 20267412 PMAQI
16th Sep 2026731 PMAQI
16th Sep 2026692 PMAQI
16th Sep 2026653 PMAQI
16th Sep 2026694 PMAQI
16th Sep 2026725 PMAQI
16th Sep 2026756 PMAQI
16th Sep 2026747 PMAQI
16th Sep 2026798 PMAQI
16th Sep 2026829 PMAQI
16th Sep 20269510 PMAQI
16th Sep 202610011 PMAQI
17th Sep 20269212 AMAQI
17th Sep 2026831 AMAQI
17th Sep 2026702 AMAQI
17th Sep 2026733 AMAQI
17th Sep 2026854 AMAQI

23°C19/28°C

17th Sep 2026975 AMAQI
17th Sep 20261006 AMAQI
17th Sep 2026827 AMAQI
17th Sep 2026738 AMAQI
17th Sep 2026269 AMAQI
17th Sep 20262010 AMAQI
17th Sep 20262811 AMAQI
17th Sep 20262512 PMAQI
17th Sep 2026291 PMAQI
17th Sep 2026342 PMAQI
17th Sep 2026313 PMAQI
17th Sep 2026334 PMAQI
17th Sep 2026455 PMAQI
17th Sep 2026636 PMAQI
17th Sep 2026927 PMAQI
17th Sep 20261018 PMAQI
17th Sep 20261089 PMAQI
17th Sep 202610410 PMAQI
17th Sep 20268211 PMAQI
18th Sep 20266012 AMAQI
18th Sep 2026521 AMAQI
18th Sep 2026462 AMAQI
18th Sep 2026363 AMAQI
18th Sep 2026364 AMAQI

22°C21/24°C

18th Sep 2026395 AMAQI
18th Sep 2026456 AMAQI
18th Sep 2026487 AMAQI
18th Sep 2026418 AMAQI
18th Sep 2026439 AMAQI
18th Sep 20264910 AMAQI
18th Sep 20265011 AMAQI
18th Sep 20265612 PMAQI
18th Sep 2026671 PMAQI
18th Sep 2026702 PMAQI
18th Sep 2026503 PMAQI
18th Sep 2026474 PMAQI
18th Sep 2026575 PMAQI
18th Sep 2026656 PMAQI
18th Sep 2026837 PMAQI
18th Sep 2026848 PMAQI
18th Sep 2026669 PMAQI
18th Sep 20265910 PMAQI
18th Sep 20266711 PMAQI
19th Sep 20266912 AMAQI
19th Sep 2026611 AMAQI
19th Sep 2026592 AMAQI
19th Sep 2026573 AMAQI
19th Sep 2026584 AMAQI

24°C21/29°C

19th Sep 2026625 AMAQI
19th Sep 2026616 AMAQI
19th Sep 2026607 AMAQI
19th Sep 2026598 AMAQI
19th Sep 2026589 AMAQI
19th Sep 20265810 AMAQI
19th Sep 20265111 AMAQI
19th Sep 20264812 PMAQI
19th Sep 2026461 PMAQI
19th Sep 2026362 PMAQI
19th Sep 2026323 PMAQI
19th Sep 2026294 PMAQI
19th Sep 2026245 PMAQI
19th Sep 2026206 PMAQI
19th Sep 2026267 PMAQI
19th Sep 2026338 PMAQI
19th Sep 2026419 PMAQI
19th Sep 20263810 PMAQI
19th Sep 20263811 PMAQI
20th Sep 20263912 AMAQI
20th Sep 2026401 AMAQI
20th Sep 2026422 AMAQI
20th Sep 2026483 AMAQI
20th Sep 2026624 AMAQI

25°C22/29°C

20th Sep 2026605 AMAQI
20th Sep 2026666 AMAQI
20th Sep 2026727 AMAQI
20th Sep 2026558 AMAQI
20th Sep 2026499 AMAQI
20th Sep 20264210 AMAQI
20th Sep 20264811 AMAQI
20th Sep 20265712 PMAQI
20th Sep 2026661 PMAQI
20th Sep 2026662 PMAQI
20th Sep 2026503 PMAQI
20th Sep 2026544 PMAQI
20th Sep 2026385 PMAQI
20th Sep 2026346 PMAQI
20th Sep 2026337 PMAQI
20th Sep 2026538 PMAQI
20th Sep 2026679 PMAQI
20th Sep 20267410 PMAQI
20th Sep 20268411 PMAQI
21st Sep 20268412 AMAQI
21st Sep 2026851 AMAQI
21st Sep 2026802 AMAQI
21st Sep 2026783 AMAQI
21st Sep 2026794 AMAQI

23°C22/27°C

21st Sep 2026795 AMAQI
21st Sep 2026796 AMAQI
21st Sep 2026767 AMAQI
21st Sep 2026838 AMAQI
21st Sep 2026899 AMAQI
21st Sep 20268810 AMAQI
21st Sep 20268211 AMAQI
21st Sep 20267912 PMAQI
21st Sep 2026771 PMAQI
21st Sep 2026902 PMAQI
21st Sep 2026873 PMAQI
21st Sep 2026974 PMAQI
21st Sep 20261055 PMAQI
21st Sep 20261186 PMAQI
21st Sep 20261167 PMAQI
21st Sep 20261148 PMAQI
21st Sep 20261149 PMAQI
21st Sep 202611510 PMAQI
21st Sep 202611411 PMAQI
22nd Sep 202611012 AMAQI
22nd Sep 2026781 AMAQI
22nd Sep 2026592 AMAQI
22nd Sep 2026523 AMAQI
22nd Sep 2026534 AMAQI

24°C20/28°C

22nd Sep 2026635 AMAQI
22nd Sep 2026666 AMAQI
22nd Sep 2026827 AMAQI
22nd Sep 2026848 AMAQI
22nd Sep 2026929 AMAQI
22nd Sep 20269410 AMAQI
22nd Sep 20268511 AMAQI
22nd Sep 20268612 PMAQI
22nd Sep 2026941 PMAQI
22nd Sep 20261072 PMAQI
22nd Sep 20261203 PMAQI
22nd Sep 20261134 PMAQI
22nd Sep 2026975 PMAQI
22nd Sep 2026776 PMAQI
22nd Sep 2026667 PMAQI
22nd Sep 2026698 PMAQI
22nd Sep 2026719 PMAQI
22nd Sep 20267310 PMAQI
22nd Sep 20267411 PMAQI
23rd Sep 20267712 AMAQI
23rd Sep 2026781 AMAQI
23rd Sep 2026842 AMAQI
23rd Sep 20261033 AMAQI
23rd Sep 20261064 AMAQI

24°C21/28°C

23rd Sep 20261035 AMAQI
23rd Sep 20261026 AMAQI
23rd Sep 20261077 AMAQI
23rd Sep 20261068 AMAQI
23rd Sep 20261049 AMAQI
23rd Sep 202610510 AMAQI
23rd Sep 202610311 AMAQI
23rd Sep 20269312 PMAQI
23rd Sep 2026961 PMAQI
23rd Sep 2026862 PMAQI
23rd Sep 2026843 PMAQI
23rd Sep 2026664 PMAQI
23rd Sep 2026625 PMAQI
23rd Sep 2026606 PMAQI
23rd Sep 2026367 PMAQI
23rd Sep 2026328 PMAQI
23rd Sep 2026349 PMAQI
23rd Sep 20264810 PMAQI
23rd Sep 20266111 PMAQI
24th Sep 20265712 AMAQI
24th Sep 2026451 AMAQI
24th Sep 2026412 AMAQI
24th Sep 2026363 AMAQI
24th Sep 2026324 AMAQI

24°C22/28°C

24th Sep 2026305 AMAQI
24th Sep 2026256 AMAQI
24th Sep 2026247 AMAQI
24th Sep 2026298 AMAQI
24th Sep 2026259 AMAQI
24th Sep 20262810 AMAQI
24th Sep 20262811 AMAQI
24th Sep 20262612 PMAQI
24th Sep 2026281 PMAQI
24th Sep 2026272 PMAQI
24th Sep 2026273 PMAQI
24th Sep 2026344 PMAQI
24th Sep 2026345 PMAQI
24th Sep 2026446 PMAQI
24th Sep 2026447 PMAQI
24th Sep 2026418 PMAQI
24th Sep 2026449 PMAQI
24th Sep 20265110 PMAQI
24th Sep 20265111 PMAQI
25th Sep 20265212 AMAQI
25th Sep 2026501 AMAQI
25th Sep 2026482 AMAQI
25th Sep 2026543 AMAQI
25th Sep 2026474 AMAQI

25°C22/29°C

25th Sep 2026435 AMAQI
25th Sep 2026336 AMAQI
25th Sep 2026387 AMAQI
25th Sep 2026428 AMAQI
25th Sep 2026419 AMAQI
25th Sep 20264110 AMAQI
25th Sep 20264911 AMAQI
25th Sep 20265712 PMAQI
25th Sep 2026641 PMAQI
25th Sep 2026632 PMAQI
25th Sep 2026593 PMAQI
25th Sep 2026524 PMAQI
25th Sep 2026535 PMAQI
25th Sep 2026566 PMAQI
25th Sep 2026667 PMAQI
25th Sep 2026708 PMAQI
25th Sep 2026819 PMAQI
25th Sep 20266810 PMAQI
25th Sep 20266811 PMAQI
26th Sep 20267512 AMAQI
26th Sep 2026841 AMAQI
26th Sep 2026952 AMAQI
26th Sep 20261003 AMAQI
26th Sep 2026994 AMAQI

26°C22/32°C

26th Sep 20261085 AMAQI
26th Sep 2026906 AMAQI
26th Sep 2026777 AMAQI
26th Sep 2026528 AMAQI
26th Sep 2026389 AMAQI
26th Sep 20263110 AMAQI
26th Sep 20262611 AMAQI
26th Sep 20262512 PMAQI
26th Sep 2026261 PMAQI
26th Sep 2026252 PMAQI
26th Sep 2026243 PMAQI
26th Sep 2026164 PMAQI
26th Sep 2026145 PMAQI
26th Sep 2026146 PMAQI
26th Sep 2026147 PMAQI
26th Sep 2026218 PMAQI
26th Sep 2026299 PMAQI
26th Sep 20264910 PMAQI
26th Sep 20266111 PMAQI
27th Sep 20266412 AMAQI
27th Sep 2026641 AMAQI
27th Sep 2026652 AMAQI
27th Sep 2026603 AMAQI
27th Sep 2026594 AMAQI

23°C22/24°C

27th Sep 2026615 AMAQI
5 AM
27th Sep 2026666 AMAQI
27th Sep 2026747 AMAQI
27th Sep 2026758 AMAQI
27th Sep 2026229 AMAQI
27th Sep 20261610 AMAQI
27th Sep 20261311 AMAQI
11 AM
27th Sep 20261412 PMAQI
27th Sep 2026141 PMAQI
27th Sep 2026162 PMAQI
27th Sep 2026193 PMAQI
27th Sep 2026194 PMAQI
27th Sep 2026215 PMAQI
27th Sep 2026206 PMAQI
6 PM
27th Sep 2026197 PMAQI
27th Sep 2026248 PMAQI
27th Sep 2026239 PMAQI
27th Sep 20264310 PMAQI
27th Sep 20264911 PMAQI
11 PM
4 AM

24°C22/28°C

Day time
Avg. Highest Time
5 AM - 8 AM

52AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
3 PM - 6 PM

42AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 52), while the lowest AQI was between 3 PM to 6 PM (Avg. 42).
Night time
Avg. Highest Time
10 PM - 11 PM

54AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM

43AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 54), while the lowest AQI was between 7 PM to 7 PM (Avg. 43).

2026 Days Vs Air Quality

Changzhou, Jiangsu, China

2026

40%

107

41%

111

16%

44

3%

8

Total number of days with different AQI categories in last 270 days in 2026 (95 days remaining)

Good
107 Days
Moderate
111 Days
Poor
44 Days
Unhealthy
8 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 40%

Health Risk Level:

Significant

In 2026, 40% of 270 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Changzhou, Jiangsu, China

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
46AQI (US)
2nd January 2026
87AQI (US)
3rd January 2026
106AQI (US)
4th January 2026
159AQI (US)
5th January 2026
163AQI (US)
6th January 2026
159AQI (US)
7th January 2026
114AQI (US)
8th January 2026
142AQI (US)
9th January 2026
137AQI (US)
10th January 2026
100AQI (US)
11th January 2026
70AQI (US)
12th January 2026
95AQI (US)
13th January 2026
120AQI (US)
14th January 2026
148AQI (US)
15th January 2026
158AQI (US)
16th January 2026
177AQI (US)
17th January 2026
173AQI (US)
18th January 2026
101AQI (US)
19th January 2026
48AQI (US)
20th January 2026
67AQI (US)
21st January 2026
95AQI (US)
22nd January 2026
85AQI (US)
23rd January 2026
133AQI (US)
24th January 2026
158AQI (US)
25th January 2026
132AQI (US)
26th January 2026
54AQI (US)
27th January 2026
88AQI (US)
28th January 2026
106AQI (US)
29th January 2026
81AQI (US)
30th January 2026
60AQI (US)
31st January 2026
45AQI (US)
1st February 2026
116AQI (US)
2nd February 2026
133AQI (US)
3rd February 2026
143AQI (US)
4th February 2026
115AQI (US)
5th February 2026
156AQI (US)
6th February 2026
81AQI (US)
7th February 2026
46AQI (US)
8th February 2026
72AQI (US)
9th February 2026
76AQI (US)
10th February 2026
107AQI (US)
11th February 2026
147AQI (US)
12th February 2026
134AQI (US)
13th February 2026
139AQI (US)
14th February 2026
129AQI (US)
15th February 2026
148AQI (US)
16th February 2026
63AQI (US)
17th February 2026
78AQI (US)
18th February 2026
131AQI (US)
19th February 2026
131AQI (US)
20th February 2026
82AQI (US)
21st February 2026
72AQI (US)
22nd February 2026
88AQI (US)
23rd February 2026
59AQI (US)
24th February 2026
42AQI (US)
25th February 2026
73AQI (US)
26th February 2026
67AQI (US)
27th February 2026
28AQI (US)
28th February 2026
77AQI (US)
1st March 2026
51AQI (US)
2nd March 2026
24AQI (US)
3rd March 2026
98AQI (US)
4th March 2026
59AQI (US)
5th March 2026
83AQI (US)
6th March 2026
108AQI (US)
7th March 2026
84AQI (US)
8th March 2026
43AQI (US)
9th March 2026
80AQI (US)
10th March 2026
62AQI (US)
11th March 2026
88AQI (US)
12th March 2026
89AQI (US)
13th March 2026
139AQI (US)
14th March 2026
115AQI (US)
15th March 2026
116AQI (US)
16th March 2026
110AQI (US)
17th March 2026
121AQI (US)
18th March 2026
92AQI (US)
19th March 2026
148AQI (US)
20th March 2026
150AQI (US)
21st March 2026
109AQI (US)
22nd March 2026
109AQI (US)
23rd March 2026
102AQI (US)
24th March 2026
111AQI (US)
25th March 2026
140AQI (US)
26th March 2026
120AQI (US)
27th March 2026
91AQI (US)
28th March 2026
92AQI (US)
29th March 2026
95AQI (US)
30th March 2026
68AQI (US)
31st March 2026
111AQI (US)
1st April 2026
125AQI (US)
2nd April 2026
131AQI (US)
3rd April 2026
73AQI (US)
4th April 2026
82AQI (US)
5th April 2026
98AQI (US)
6th April 2026
117AQI (US)
7th April 2026
54AQI (US)
8th April 2026
40AQI (US)
9th April 2026
48AQI (US)
10th April 2026
89AQI (US)
11th April 2026
104AQI (US)
12th April 2026
35AQI (US)
13th April 2026
58AQI (US)
14th April 2026
76AQI (US)
15th April 2026
77AQI (US)
16th April 2026
68AQI (US)
17th April 2026
124AQI (US)
18th April 2026
81AQI (US)
19th April 2026
64AQI (US)
20th April 2026
63AQI (US)
21st April 2026
54AQI (US)
22nd April 2026
47AQI (US)
23rd April 2026
23AQI (US)
24th April 2026
71AQI (US)
25th April 2026
69AQI (US)
26th April 2026
71AQI (US)
27th April 2026
100AQI (US)
28th April 2026
66AQI (US)
29th April 2026
52AQI (US)
30th April 2026
78AQI (US)
1st May 2026
59AQI (US)
2nd May 2026
74AQI (US)
3rd May 2026
62AQI (US)
4th May 2026
30AQI (US)
5th May 2026
58AQI (US)
6th May 2026
50AQI (US)
7th May 2026
66AQI (US)
8th May 2026
38AQI (US)
9th May 2026
30AQI (US)
10th May 2026
49AQI (US)
11th May 2026
59AQI (US)
12th May 2026
83AQI (US)
13th May 2026
99AQI (US)
14th May 2026
48AQI (US)
15th May 2026
42AQI (US)
16th May 2026
75AQI (US)
17th May 2026
63AQI (US)
18th May 2026
55AQI (US)
19th May 2026
52AQI (US)
20th May 2026
63AQI (US)
21st May 2026
68AQI (US)
22nd May 2026
77AQI (US)
23rd May 2026
72AQI (US)
24th May 2026
70AQI (US)
25th May 2026
65AQI (US)
26th May 2026
49AQI (US)
27th May 2026
43AQI (US)
28th May 2026
61AQI (US)
29th May 2026
65AQI (US)
30th May 2026
65AQI (US)
31st May 2026
61AQI (US)
1st June 2026
54AQI (US)
2nd June 2026
97AQI (US)
3rd June 2026
102AQI (US)
4th June 2026
106AQI (US)
5th June 2026
40AQI (US)
6th June 2026
22AQI (US)
7th June 2026
52AQI (US)
8th June 2026
59AQI (US)
9th June 2026
73AQI (US)
10th June 2026
70AQI (US)
11th June 2026
60AQI (US)
12th June 2026
80AQI (US)
13th June 2026
46AQI (US)
14th June 2026
49AQI (US)
15th June 2026
25AQI (US)
16th June 2026
45AQI (US)
17th June 2026
46AQI (US)
18th June 2026
94AQI (US)
19th June 2026
72AQI (US)
20th June 2026
23AQI (US)
21st June 2026
78AQI (US)
22nd June 2026
14AQI (US)
23rd June 2026
11AQI (US)
24th June 2026
21AQI (US)
25th June 2026
41AQI (US)
26th June 2026
71AQI (US)
27th June 2026
98AQI (US)
28th June 2026
99AQI (US)
29th June 2026
66AQI (US)
30th June 2026
32AQI (US)
1st July 2026
49AQI (US)
2nd July 2026
37AQI (US)
3rd July 2026
22AQI (US)
4th July 2026
25AQI (US)
5th July 2026
8AQI (US)
6th July 2026
18AQI (US)
7th July 2026
32AQI (US)
8th July 2026
16AQI (US)
9th July 2026
37AQI (US)
10th July 2026
30AQI (US)
11th July 2026
35AQI (US)
12th July 2026
25AQI (US)
13th July 2026
20AQI (US)
14th July 2026
35AQI (US)
15th July 2026
39AQI (US)
16th July 2026
19AQI (US)
17th July 2026
33AQI (US)
18th July 2026
55AQI (US)
19th July 2026
69AQI (US)
20th July 2026
29AQI (US)
21st July 2026
36AQI (US)
22nd July 2026
34AQI (US)
23rd July 2026
40AQI (US)
24th July 2026
49AQI (US)
25th July 2026
44AQI (US)
26th July 2026
30AQI (US)
27th July 2026
37AQI (US)
28th July 2026
30AQI (US)
29th July 2026
39AQI (US)
30th July 2026
34AQI (US)
31st July 2026
39AQI (US)
1st August 2026
57AQI (US)
2nd August 2026
50AQI (US)
3rd August 2026
69AQI (US)
4th August 2026
48AQI (US)
5th August 2026
65AQI (US)
6th August 2026
52AQI (US)
7th August 2026
43AQI (US)
8th August 2026
45AQI (US)
9th August 2026
22AQI (US)
10th August 2026
31AQI (US)
11th August 2026
43AQI (US)
12th August 2026
27AQI (US)
13th August 2026
29AQI (US)
14th August 2026
36AQI (US)
15th August 2026
34AQI (US)
16th August 2026
33AQI (US)
17th August 2026
49AQI (US)
18th August 2026
53AQI (US)
19th August 2026
34AQI (US)
20th August 2026
26AQI (US)
21st August 2026
40AQI (US)
22nd August 2026
40AQI (US)
23rd August 2026
38AQI (US)
24th August 2026
35AQI (US)
25th August 2026
39AQI (US)
26th August 2026
43AQI (US)
27th August 2026
47AQI (US)
28th August 2026
37AQI (US)
29th August 2026
32AQI (US)
30th August 2026
40AQI (US)
31st August 2026
30AQI (US)
1st September 2026
37AQI (US)
2nd September 2026
30AQI (US)
3rd September 2026
31AQI (US)
4th September 2026
36AQI (US)
5th September 2026
37AQI (US)
6th September 2026
31AQI (US)
7th September 2026
39AQI (US)
8th September 2026
46AQI (US)
9th September 2026
37AQI (US)
10th September 2026
27AQI (US)
11th September 2026
45AQI (US)
12th September 2026
34AQI (US)
13th September 2026
57AQI (US)
14th September 2026
51AQI (US)
15th September 2026
50AQI (US)
16th September 2026
90AQI (US)
17th September 2026
66AQI (US)
18th September 2026
55AQI (US)
19th September 2026
47AQI (US)
20th September 2026
54AQI (US)
21st September 2026
92AQI (US)
22nd September 2026
82AQI (US)
23rd September 2026
81AQI (US)
24th September 2026
35AQI (US)
25th September 2026
54AQI (US)
26th September 2026
50AQI (US)
27th September 2026
38AQI (US)
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

110AQI (US)

98AQI (US)

97AQI (US)

75AQI (US)

60AQI (US)

58AQI (US)

34AQI (US)

41AQI (US)

49AQI (US)

No. of days

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

202669AQI (US)

3
11
10
7
3
12
12
1
2
14
15
5
20
5
9
22
13
15
2
29
2
26
5
17
10
107
111
44
8

Highest AQI (US) recorded in

January

110AQI (US)

Lowest AQI (US) recorded in

July

34AQI (US)

202589AQI (US)

6
19
6
9
14
5
18
13
14
15
1
30
1
5
25
10
21
2
29
30
1
26
3
1
15
8
7
12
13
6
18
235
86
26

Highest AQI (US) recorded in

January

127AQI (US)

Lowest AQI (US) recorded in

August

56AQI (US)

202490AQI (US)

9
6
15
1
1
15
8
3
2
5
22
4
22
8
28
3
3
27
21
10
2
29
10
19
1
5
19
7
3
18
7
2
3
25
3
45
204
87
27
3

Highest AQI (US) recorded in

January

138AQI (US)

Lowest AQI (US) recorded in

July

50AQI (US)

202396AQI (US)

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 (US) recorded in

December

132AQI (US)

Lowest AQI (US) recorded in

July

54AQI (US)

202294AQI (US)

1
8
10
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
185
86
27

Highest AQI (US) recorded in

January

131AQI (US)

Lowest AQI (US) recorded in

July

68AQI (US)

202196AQI (US)

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
13
16
1
9
10
12
24
189
107
35

Highest AQI (US) recorded in

January

131AQI (US)

Lowest AQI (US) recorded in

July

57AQI (US)

202092AQI (US)

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 (US) recorded in

December

136AQI (US)

Lowest AQI (US) recorded in

August

69AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
96AQI (US)
Least Polluted Year Recorded
2026(Avg.)
69AQI (US)

Changzhou's annual 2026 AQI (US) (69) shows an average percentage change of -25.6% (improved AQI (US)) compared to previous years: 2020 (92), 2021 (96), 2022 (94), 2023 (96), 2024 (90), 2025 (89).