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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

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+

July Air Quality Analysis

City Monitoring Station, Changzhou, Jiangsu, China

2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
5th Jul 2025
73AQI
Lowest AQI recorded on
5th Jul 2026
8AQI

Same Day Analysis (13th July):
On this day, AQI across the 3 years varied significantly: 2026 ranks 3rd highest AQI at 20 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 12th Jul - 13th Jul 2026

City Monitoring Station, Changzhou, Jiangsu, China

AQI
Day
Night
.

4 AM12th Jul 2026

7 PM

3 AM13th Jul 2026

Day time
Avg. Highest Time
9AM12th Jul

31AQI

Avg. Lowest Time
7PM12th Jul

16AQI

Night time
Avg. Highest Time
4AM12th Jul

30AQI

Avg. Lowest Time
11PM12th Jul

13AQI

In the last 24 hours,

City Monitoring Station's AQI reached its highest point of 31 at 9 AM during the Day, while the lowest point, 13, was recorded at 11 PM during the Night between 12th Jul and 13th Jul 2026.

Day & Night AQI Trend : Jun - Jul 2026

City Monitoring Station, Changzhou, Jiangsu, China

JunJul
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
14th Jun 2026584 AMAQI
14th Jun 2026585 AMAQI
14th Jun 2026556 AMAQI
14th Jun 2026487 AMAQI
14th Jun 2026498 AMAQI
14th Jun 2026449 AMAQI
14th Jun 20264810 AMAQI
14th Jun 20265011 AMAQI
14th Jun 20266212 PMAQI
14th Jun 2026581 PMAQI
14th Jun 2026512 PMAQI
14th Jun 2026403 PMAQI
14th Jun 2026444 PMAQI
14th Jun 2026325 PMAQI
14th Jun 2026296 PMAQI
14th Jun 2026337 PMAQI
14th Jun 2026468 PMAQI
14th Jun 2026529 PMAQI
14th Jun 20265710 PMAQI
14th Jun 20266011 PMAQI
15th Jun 20263612 AMAQI
15th Jun 2026141 AMAQI
15th Jun 2026212 AMAQI
15th Jun 2026173 AMAQI

24°C22/28°C

15th Jun 2026194 AMAQI
15th Jun 2026175 AMAQI
15th Jun 2026326 AMAQI
15th Jun 2026427 AMAQI
15th Jun 2026518 AMAQI
15th Jun 2026339 AMAQI
15th Jun 20263410 AMAQI
15th Jun 20262911 AMAQI
15th Jun 20264412 PMAQI
15th Jun 2026331 PMAQI
15th Jun 2026212 PMAQI
15th Jun 2026213 PMAQI
15th Jun 2026174 PMAQI
15th Jun 2026215 PMAQI
15th Jun 2026166 PMAQI
15th Jun 2026127 PMAQI
15th Jun 2026128 PMAQI
15th Jun 2026149 PMAQI
15th Jun 20261710 PMAQI
15th Jun 20261411 PMAQI
16th Jun 20261512 AMAQI
16th Jun 2026311 AMAQI
16th Jun 2026362 AMAQI
16th Jun 2026363 AMAQI

25°C22/28°C

16th Jun 2026384 AMAQI
16th Jun 2026475 AMAQI
16th Jun 2026706 AMAQI
16th Jun 2026727 AMAQI
16th Jun 2026648 AMAQI
16th Jun 2026719 AMAQI
16th Jun 20266910 AMAQI
16th Jun 20266911 AMAQI
16th Jun 20266212 PMAQI
16th Jun 2026591 PMAQI
16th Jun 2026572 PMAQI
16th Jun 2026443 PMAQI
16th Jun 2026184 PMAQI
16th Jun 2026165 PMAQI
16th Jun 2026186 PMAQI
16th Jun 2026207 PMAQI
16th Jun 2026148 PMAQI
16th Jun 2026199 PMAQI
16th Jun 20263810 PMAQI
16th Jun 20265011 PMAQI
17th Jun 20265812 AMAQI
17th Jun 2026721 AMAQI
17th Jun 2026762 AMAQI
17th Jun 2026703 AMAQI

25°C23/28°C

17th Jun 2026744 AMAQI
17th Jun 2026765 AMAQI
17th Jun 2026686 AMAQI
17th Jun 2026637 AMAQI
17th Jun 2026598 AMAQI
17th Jun 2026579 AMAQI
17th Jun 20265510 AMAQI
17th Jun 20264811 AMAQI
17th Jun 20265012 PMAQI
17th Jun 2026361 PMAQI
17th Jun 2026332 PMAQI
17th Jun 2026403 PMAQI
17th Jun 2026364 PMAQI
17th Jun 2026345 PMAQI
17th Jun 2026276 PMAQI
17th Jun 2026237 PMAQI
17th Jun 2026198 PMAQI
17th Jun 2026129 PMAQI
17th Jun 20261210 PMAQI
17th Jun 20261611 PMAQI
18th Jun 20263812 AMAQI
18th Jun 2026461 AMAQI
18th Jun 2026682 AMAQI
18th Jun 2026763 AMAQI

28°C22/34°C

18th Jun 2026834 AMAQI
18th Jun 2026905 AMAQI
18th Jun 20261026 AMAQI
18th Jun 20261007 AMAQI
18th Jun 20261008 AMAQI
18th Jun 20261029 AMAQI
18th Jun 202610410 AMAQI
18th Jun 202610011 AMAQI
18th Jun 20266512 PMAQI
18th Jun 2026971 PMAQI
18th Jun 20261282 PMAQI
18th Jun 20261043 PMAQI
18th Jun 2026944 PMAQI
18th Jun 20261185 PMAQI
18th Jun 20261166 PMAQI
18th Jun 20261097 PMAQI
18th Jun 20261208 PMAQI
18th Jun 20261349 PMAQI
18th Jun 202613210 PMAQI
18th Jun 202612911 PMAQI
19th Jun 202613512 AMAQI
19th Jun 20261421 AMAQI
19th Jun 20261222 AMAQI
19th Jun 20261003 AMAQI

28°C25/31°C

19th Jun 20261064 AMAQI
19th Jun 20261005 AMAQI
19th Jun 20261086 AMAQI
19th Jun 20261027 AMAQI
19th Jun 2026958 AMAQI
19th Jun 2026859 AMAQI
19th Jun 20266510 AMAQI
19th Jun 20265311 AMAQI
19th Jun 20264612 PMAQI
19th Jun 2026501 PMAQI
19th Jun 2026572 PMAQI
19th Jun 2026603 PMAQI
19th Jun 2026534 PMAQI
19th Jun 2026295 PMAQI
19th Jun 2026176 PMAQI
19th Jun 202687 PMAQI
19th Jun 202688 PMAQI
19th Jun 202689 PMAQI
19th Jun 2026810 PMAQI
19th Jun 2026811 PMAQI
20th Jun 2026812 AMAQI
20th Jun 202681 AMAQI
20th Jun 202682 AMAQI
20th Jun 202683 AMAQI

25°C24/25°C

20th Jun 202684 AMAQI
20th Jun 202685 AMAQI
20th Jun 2026136 AMAQI
20th Jun 2026227 AMAQI
20th Jun 2026338 AMAQI
20th Jun 2026409 AMAQI
20th Jun 20263310 AMAQI
20th Jun 20263111 AMAQI
20th Jun 20263312 PMAQI
20th Jun 2026331 PMAQI
20th Jun 2026252 PMAQI
20th Jun 2026123 PMAQI
20th Jun 202684 PMAQI
20th Jun 202685 PMAQI
20th Jun 202686 PMAQI
20th Jun 202687 PMAQI
20th Jun 2026128 PMAQI
20th Jun 2026199 PMAQI
20th Jun 20263310 PMAQI
20th Jun 20264611 PMAQI
21st Jun 20264412 AMAQI
21st Jun 2026551 AMAQI
21st Jun 2026692 AMAQI
21st Jun 2026693 AMAQI

25°C22/30°C

21st Jun 2026825 AMAQI
21st Jun 2026866 AMAQI
21st Jun 2026837 AMAQI
21st Jun 2026848 AMAQI
21st Jun 2026819 AMAQI
21st Jun 202610610 AMAQI
21st Jun 202610011 AMAQI
21st Jun 20269712 PMAQI
21st Jun 2026741 PMAQI
21st Jun 2026712 PMAQI
21st Jun 2026653 PMAQI
21st Jun 2026584 PMAQI
21st Jun 2026695 PMAQI
21st Jun 2026806 PMAQI
21st Jun 2026807 PMAQI
21st Jun 2026518 PMAQI
21st Jun 2026549 PMAQI
21st Jun 20263810 PMAQI
21st Jun 20264011 PMAQI
22nd Jun 20264412 AMAQI
22nd Jun 2026441 AMAQI
22nd Jun 2026402 AMAQI
22nd Jun 2026233 AMAQI

27°C24/32°C

22nd Jun 2026254 AMAQI
22nd Jun 2026255 AMAQI
22nd Jun 2026166 AMAQI
22nd Jun 202687 AMAQI
22nd Jun 2026108 AMAQI
22nd Jun 202689 AMAQI
22nd Jun 2026810 AMAQI
22nd Jun 20261211 AMAQI
22nd Jun 20261212 PMAQI
22nd Jun 2026101 PMAQI
22nd Jun 202682 PMAQI
22nd Jun 202683 PMAQI
22nd Jun 202684 PMAQI
22nd Jun 202685 PMAQI
22nd Jun 202686 PMAQI
22nd Jun 202687 PMAQI
22nd Jun 202688 PMAQI
22nd Jun 202689 PMAQI
22nd Jun 2026810 PMAQI
22nd Jun 2026811 PMAQI
23rd Jun 20262112 AMAQI
23rd Jun 2026211 AMAQI
23rd Jun 2026232 AMAQI
23rd Jun 202683 AMAQI

22°C21/22°C

23rd Jun 202684 AMAQI
23rd Jun 202685 AMAQI
23rd Jun 202686 AMAQI
23rd Jun 202687 AMAQI
23rd Jun 202688 AMAQI
23rd Jun 202689 AMAQI
23rd Jun 2026810 AMAQI
23rd Jun 2026811 AMAQI
23rd Jun 2026812 PMAQI
23rd Jun 202681 PMAQI
23rd Jun 202682 PMAQI
23rd Jun 202693 PMAQI
23rd Jun 2026104 PMAQI
23rd Jun 202685 PMAQI
23rd Jun 202686 PMAQI
23rd Jun 202687 PMAQI
23rd Jun 2026108 PMAQI
23rd Jun 2026129 PMAQI
23rd Jun 20262210 PMAQI
23rd Jun 20262211 PMAQI
24th Jun 20262412 AMAQI
24th Jun 2026241 AMAQI
24th Jun 2026242 AMAQI
24th Jun 2026233 AMAQI

22°C21/24°C

24th Jun 2026204 AMAQI
24th Jun 2026205 AMAQI
24th Jun 2026226 AMAQI
24th Jun 2026207 AMAQI
24th Jun 2026228 AMAQI
24th Jun 2026229 AMAQI
24th Jun 20262210 AMAQI
24th Jun 20261611 AMAQI
24th Jun 20262212 PMAQI
24th Jun 2026201 PMAQI
24th Jun 2026222 PMAQI
24th Jun 2026213 PMAQI
24th Jun 2026204 PMAQI
24th Jun 2026205 PMAQI
24th Jun 2026186 PMAQI
24th Jun 2026207 PMAQI
24th Jun 2026208 PMAQI
24th Jun 2026209 PMAQI
24th Jun 20262210 PMAQI
24th Jun 20262011 PMAQI
25th Jun 20262212 AMAQI
25th Jun 2026201 AMAQI
25th Jun 2026242 AMAQI
25th Jun 2026223 AMAQI

23°C21/27°C

25th Jun 2026244 AMAQI
25th Jun 2026265 AMAQI
25th Jun 2026516 AMAQI
25th Jun 2026507 AMAQI
25th Jun 2026578 AMAQI
25th Jun 2026559 AMAQI
25th Jun 20265310 AMAQI
25th Jun 20263311 AMAQI
25th Jun 20262912 PMAQI
25th Jun 2026321 PMAQI
25th Jun 2026422 PMAQI
25th Jun 2026443 PMAQI
25th Jun 2026484 PMAQI
25th Jun 2026465 PMAQI
25th Jun 2026526 PMAQI
25th Jun 2026587 PMAQI
25th Jun 2026478 PMAQI
25th Jun 2026539 PMAQI
25th Jun 20264910 PMAQI
25th Jun 20264611 PMAQI
26th Jun 20264412 AMAQI
26th Jun 2026481 AMAQI
26th Jun 2026442 AMAQI
26th Jun 2026583 AMAQI

24°C20/29°C

26th Jun 2026664 AMAQI
26th Jun 2026675 AMAQI
26th Jun 2026666 AMAQI
26th Jun 2026647 AMAQI
26th Jun 2026628 AMAQI
26th Jun 2026719 AMAQI
26th Jun 20266210 AMAQI
26th Jun 20266011 AMAQI
26th Jun 20266412 PMAQI
26th Jun 2026711 PMAQI
26th Jun 2026402 PMAQI
26th Jun 2026883 PMAQI
26th Jun 2026714 PMAQI
26th Jun 2026745 PMAQI
26th Jun 2026796 PMAQI
26th Jun 2026907 PMAQI
26th Jun 2026928 PMAQI
26th Jun 2026999 PMAQI
26th Jun 202610210 PMAQI
26th Jun 20268711 PMAQI
27th Jun 20268512 AMAQI
27th Jun 2026831 AMAQI
27th Jun 2026842 AMAQI
27th Jun 2026893 AMAQI

26°C22/32°C

27th Jun 2026834 AMAQI
27th Jun 2026885 AMAQI
27th Jun 2026876 AMAQI
27th Jun 20261047 AMAQI
27th Jun 20261068 AMAQI
27th Jun 20261119 AMAQI
27th Jun 202610510 AMAQI
27th Jun 202610111 AMAQI
27th Jun 20269712 PMAQI
27th Jun 20261021 PMAQI
27th Jun 2026862 PMAQI
27th Jun 2026813 PMAQI
27th Jun 2026974 PMAQI
27th Jun 20261005 PMAQI
27th Jun 20261046 PMAQI
27th Jun 20261057 PMAQI
27th Jun 2026988 PMAQI
27th Jun 20261059 PMAQI
27th Jun 202612210 PMAQI
27th Jun 202612111 PMAQI
28th Jun 202612812 AMAQI
28th Jun 20261261 AMAQI
28th Jun 20261162 AMAQI
28th Jun 20261323 AMAQI

26°C22/31°C

28th Jun 20261424 AMAQI
28th Jun 20261485 AMAQI
28th Jun 20261506 AMAQI
28th Jun 20261487 AMAQI
28th Jun 20261458 AMAQI
28th Jun 20261529 AMAQI
28th Jun 202614810 AMAQI
28th Jun 202614011 AMAQI
28th Jun 20268812 PMAQI
28th Jun 2026791 PMAQI
28th Jun 2026662 PMAQI
28th Jun 2026603 PMAQI
28th Jun 2026484 PMAQI
28th Jun 2026425 PMAQI
28th Jun 2026486 PMAQI
28th Jun 2026387 PMAQI
28th Jun 2026508 PMAQI
28th Jun 2026679 PMAQI
28th Jun 20267110 PMAQI
28th Jun 20267111 PMAQI
29th Jun 20267612 AMAQI
29th Jun 2026621 AMAQI
29th Jun 2026662 AMAQI
29th Jun 2026673 AMAQI

27°C23/31°C

29th Jun 2026664 AMAQI
29th Jun 2026715 AMAQI
29th Jun 2026766 AMAQI
29th Jun 2026737 AMAQI
29th Jun 2026678 AMAQI
29th Jun 2026659 AMAQI
29th Jun 20265810 AMAQI
29th Jun 20265611 AMAQI
29th Jun 20265712 PMAQI
29th Jun 2026601 PMAQI
29th Jun 2026602 PMAQI
29th Jun 2026653 PMAQI
29th Jun 2026784 PMAQI
29th Jun 2026765 PMAQI
29th Jun 2026696 PMAQI
29th Jun 2026657 PMAQI
29th Jun 2026558 PMAQI
29th Jun 2026489 PMAQI
29th Jun 20265010 PMAQI
29th Jun 20265611 PMAQI
30th Jun 20266212 AMAQI
30th Jun 2026851 AMAQI
30th Jun 2026962 AMAQI
30th Jun 2026983 AMAQI

26°C24/30°C

30th Jun 20261024 AMAQI
30th Jun 2026875 AMAQI
30th Jun 2026346 AMAQI
30th Jun 2026257 AMAQI
30th Jun 2026218 AMAQI
30th Jun 2026279 AMAQI
30th Jun 20261710 AMAQI
30th Jun 2026811 AMAQI
30th Jun 20261212 PMAQI
30th Jun 202681 PMAQI
30th Jun 2026122 PMAQI
30th Jun 202683 PMAQI
30th Jun 202684 PMAQI
30th Jun 202685 PMAQI
30th Jun 202686 PMAQI
30th Jun 202687 PMAQI
30th Jun 202688 PMAQI
30th Jun 202689 PMAQI
30th Jun 20261210 PMAQI
30th Jun 20261811 PMAQI
1st Jul 20263512 AMAQI
1st Jul 2026561 AMAQI
1st Jul 2026652 AMAQI
1st Jul 2026593 AMAQI

26°C23/31°C

1st Jul 2026564 AMAQI
1st Jul 2026465 AMAQI
1st Jul 2026316 AMAQI
1st Jul 2026297 AMAQI
1st Jul 2026258 AMAQI
1st Jul 2026299 AMAQI
1st Jul 20263610 AMAQI
1st Jul 20265511 AMAQI
1st Jul 20266812 PMAQI
1st Jul 2026711 PMAQI
1st Jul 2026692 PMAQI
1st Jul 2026603 PMAQI
1st Jul 2026464 PMAQI
1st Jul 2026445 PMAQI
1st Jul 2026406 PMAQI
1st Jul 2026427 PMAQI
1st Jul 2026498 PMAQI
1st Jul 2026529 PMAQI
1st Jul 20265110 PMAQI
1st Jul 20265411 PMAQI
2nd Jul 20266412 AMAQI
2nd Jul 2026571 AMAQI
2nd Jul 2026562 AMAQI
2nd Jul 2026673 AMAQI

25°C23/29°C

2nd Jul 2026744 AMAQI
2nd Jul 2026685 AMAQI
2nd Jul 2026836 AMAQI
2nd Jul 2026877 AMAQI
2nd Jul 2026888 AMAQI
2nd Jul 2026709 AMAQI
2nd Jul 20266210 AMAQI
2nd Jul 20261111 AMAQI
2nd Jul 2026912 PMAQI
2nd Jul 202691 PMAQI
2nd Jul 202682 PMAQI
2nd Jul 202683 PMAQI
2nd Jul 202684 PMAQI
2nd Jul 202685 PMAQI
2nd Jul 2026126 PMAQI
2nd Jul 2026127 PMAQI
2nd Jul 202688 PMAQI
2nd Jul 2026149 PMAQI
2nd Jul 20261910 PMAQI
2nd Jul 20261411 PMAQI
3rd Jul 20261212 AMAQI
3rd Jul 2026121 AMAQI
3rd Jul 2026212 AMAQI
3rd Jul 2026173 AMAQI

27°C23/30°C

3rd Jul 2026124 AMAQI
3rd Jul 2026185 AMAQI
3rd Jul 2026336 AMAQI
3rd Jul 2026337 AMAQI
3rd Jul 2026278 AMAQI
3rd Jul 2026239 AMAQI
3rd Jul 20261410 AMAQI
3rd Jul 20263611 AMAQI
3rd Jul 20263312 PMAQI
3rd Jul 202681 PMAQI
3rd Jul 202682 PMAQI
3rd Jul 2026123 PMAQI
3rd Jul 2026254 PMAQI
3rd Jul 2026365 PMAQI
3rd Jul 2026296 PMAQI
3rd Jul 202687 PMAQI
3rd Jul 2026108 PMAQI
3rd Jul 2026129 PMAQI
3rd Jul 20261310 PMAQI
3rd Jul 20261211 PMAQI
4th Jul 20261512 AMAQI
4th Jul 2026211 AMAQI
4th Jul 2026272 AMAQI
4th Jul 2026293 AMAQI

25°C24/27°C

4th Jul 2026294 AMAQI
4th Jul 2026385 AMAQI
4th Jul 2026486 AMAQI
4th Jul 2026527 AMAQI
4th Jul 2026538 AMAQI
4th Jul 2026569 AMAQI
4th Jul 20265110 AMAQI
4th Jul 20264011 AMAQI
4th Jul 20261412 PMAQI
4th Jul 202691 PMAQI
4th Jul 202682 PMAQI
4th Jul 2026103 PMAQI
4th Jul 202684 PMAQI
4th Jul 202685 PMAQI
4th Jul 202686 PMAQI
4th Jul 202697 PMAQI
4th Jul 202688 PMAQI
4th Jul 202689 PMAQI
4th Jul 20261310 PMAQI
4th Jul 20261311 PMAQI
5th Jul 20261012 AMAQI
5th Jul 202691 AMAQI
5th Jul 202682 AMAQI
5th Jul 202683 AMAQI

24°C23/25°C

5th Jul 202684 AMAQI
5th Jul 202685 AMAQI
5th Jul 202686 AMAQI
5th Jul 202687 AMAQI
5th Jul 202688 AMAQI
5th Jul 202689 AMAQI
5th Jul 2026810 AMAQI
5th Jul 2026811 AMAQI
5th Jul 2026912 PMAQI
5th Jul 202681 PMAQI
5th Jul 202682 PMAQI
5th Jul 202683 PMAQI
5th Jul 202684 PMAQI
5th Jul 202685 PMAQI
5th Jul 202686 PMAQI
5th Jul 202687 PMAQI
5th Jul 202688 PMAQI
5th Jul 202699 PMAQI
5th Jul 20261010 PMAQI
5th Jul 20261011 PMAQI
6th Jul 20261712 AMAQI
6th Jul 2026311 AMAQI
6th Jul 2026172 AMAQI
6th Jul 2026103 AMAQI

24°C23/24°C

6th Jul 2026144 AMAQI
6th Jul 2026215 AMAQI
6th Jul 2026206 AMAQI
6th Jul 2026217 AMAQI
6th Jul 2026188 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20262010 AMAQI
6th Jul 20261911 AMAQI
6th Jul 20261612 PMAQI
6th Jul 2026161 PMAQI
6th Jul 2026142 PMAQI
6th Jul 202683 PMAQI
6th Jul 202684 PMAQI
6th Jul 202685 PMAQI
6th Jul 202686 PMAQI
6th Jul 2026177 PMAQI
6th Jul 2026128 PMAQI
6th Jul 2026269 PMAQI
6th Jul 20263010 PMAQI
6th Jul 20263211 PMAQI
7th Jul 20263112 AMAQI
7th Jul 2026321 AMAQI
7th Jul 2026352 AMAQI
7th Jul 2026343 AMAQI

27°C25/32°C

7th Jul 2026364 AMAQI
7th Jul 2026405 AMAQI
7th Jul 2026346 AMAQI
7th Jul 2026727 AMAQI
7th Jul 2026998 AMAQI
7th Jul 2026809 AMAQI
7th Jul 20265010 AMAQI
7th Jul 20263011 AMAQI
7th Jul 20262812 PMAQI
7th Jul 2026231 PMAQI
7th Jul 2026222 PMAQI
7th Jul 2026243 PMAQI
7th Jul 2026224 PMAQI
7th Jul 2026155 PMAQI
7th Jul 202686 PMAQI
7th Jul 202687 PMAQI
7th Jul 2026128 PMAQI
7th Jul 2026179 PMAQI
7th Jul 20261710 PMAQI
7th Jul 20262111 PMAQI
8th Jul 20262512 AMAQI
8th Jul 2026251 AMAQI
8th Jul 2026252 AMAQI
8th Jul 2026163 AMAQI

29°C26/35°C

8th Jul 2026114 AMAQI
8th Jul 2026105 AMAQI
8th Jul 2026106 AMAQI
8th Jul 2026147 AMAQI
8th Jul 2026228 AMAQI
8th Jul 2026229 AMAQI
8th Jul 20261610 AMAQI
8th Jul 20261411 AMAQI
8th Jul 20261612 PMAQI
8th Jul 2026141 PMAQI
8th Jul 2026122 PMAQI
8th Jul 2026123 PMAQI
8th Jul 2026124 PMAQI
8th Jul 2026135 PMAQI
8th Jul 2026146 PMAQI
8th Jul 2026167 PMAQI
8th Jul 2026188 PMAQI
8th Jul 2026139 PMAQI
8th Jul 20261410 PMAQI
8th Jul 20262311 PMAQI
9th Jul 20264212 AMAQI
9th Jul 2026441 AMAQI
9th Jul 2026362 AMAQI
9th Jul 2026253 AMAQI

29°C25/34°C

9th Jul 2026274 AMAQI
9th Jul 2026255 AMAQI
9th Jul 2026336 AMAQI
9th Jul 2026447 AMAQI
9th Jul 2026448 AMAQI
9th Jul 2026429 AMAQI
9th Jul 20261010 AMAQI
9th Jul 20261411 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026281 PMAQI
9th Jul 2026302 PMAQI
9th Jul 2026303 PMAQI
9th Jul 2026304 PMAQI
9th Jul 2026305 PMAQI
9th Jul 2026316 PMAQI
9th Jul 2026577 PMAQI
9th Jul 2026728 PMAQI
9th Jul 2026609 PMAQI
9th Jul 20268610 PMAQI
9th Jul 20266911 PMAQI
10th Jul 20267212 AMAQI
10th Jul 2026781 AMAQI
10th Jul 2026722 AMAQI
10th Jul 2026603 AMAQI

28°C26/31°C

10th Jul 2026504 AMAQI
10th Jul 2026255 AMAQI
10th Jul 2026216 AMAQI
10th Jul 2026257 AMAQI
10th Jul 2026258 AMAQI
10th Jul 2026259 AMAQI
10th Jul 20261410 AMAQI
10th Jul 20261011 AMAQI
10th Jul 20261412 PMAQI
10th Jul 2026161 PMAQI
10th Jul 202692 PMAQI
10th Jul 2026103 PMAQI
10th Jul 2026104 PMAQI
10th Jul 2026115 PMAQI
10th Jul 2026146 PMAQI
10th Jul 2026187 PMAQI
10th Jul 2026238 PMAQI
10th Jul 2026249 PMAQI
10th Jul 20262210 PMAQI
10th Jul 20262311 PMAQI
11th Jul 20262812 AMAQI
11th Jul 2026291 AMAQI
11th Jul 2026312 AMAQI
11th Jul 2026463 AMAQI

29°C25/34°C

11th Jul 2026554 AMAQI
11th Jul 2026525 AMAQI
11th Jul 2026516 AMAQI
11th Jul 2026447 AMAQI
11th Jul 2026428 AMAQI
11th Jul 2026429 AMAQI
11th Jul 20263810 AMAQI
11th Jul 20263811 AMAQI
11th Jul 20263612 PMAQI
11th Jul 2026361 PMAQI
11th Jul 2026302 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026284 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026228 PMAQI
11th Jul 2026219 PMAQI
11th Jul 20263310 PMAQI
11th Jul 20263311 PMAQI
12th Jul 20264012 AMAQI
12th Jul 2026331 AMAQI
12th Jul 2026342 AMAQI
12th Jul 2026303 AMAQI

28°C25/32°C

12th Jul 2026304 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026196 AMAQI
12th Jul 2026187 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026319 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262911 AMAQI
12th Jul 20262512 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026263 PMAQI
12th Jul 2026284 PMAQI
12th Jul 2026225 PMAQI
12th Jul 2026266 PMAQI
12th Jul 2026167 PMAQI
12th Jul 2026208 PMAQI
12th Jul 2026219 PMAQI
12th Jul 20262110 PMAQI
12th Jul 20261311 PMAQI
13th Jul 20261812 AMAQI
13th Jul 2026281 AMAQI
13th Jul 2026252 AMAQI
13th Jul 2026263 AMAQI

28°C26/30°C

13th Jul 2026244 AMAQI
4 AM
13th Jul 2026245 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026297 AMAQI
13th Jul 2026298 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20262610 AMAQI
13th Jul 20261611 AMAQI
11 AM
13th Jul 20262012 PMAQI
13th Jul 2026171 PMAQI
13th Jul 2026212 PMAQI
13th Jul 202683 PMAQI
13th Jul 202684 PMAQI
13th Jul 202695 PMAQI
13th Jul 2026186 PMAQI
13th Jul 202687 PMAQI
7 PM
13th Jul 202698 PMAQI
13th Jul 2026219 PMAQI
13th Jul 20261910 PMAQI
13th Jul 2026811 PMAQI
11 PM
3 AM

27°C26/30°C

Day time
Avg. Highest Time
6 AM - 9 AM

50AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM

31AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 9 AM (Avg. 50), while the lowest AQI was between 7 PM to 7 PM (Avg. 31).
Night time
Avg. Highest Time
1 AM - 2 AM

48AQI

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

31AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 2 AM (Avg. 48), while the lowest AQI was between 8 PM to 8 PM (Avg. 31).

2026 Days Vs Air Quality

City Monitoring Station, Changzhou, Jiangsu, China

2026

24%

47

49%

95

22%

43

5%

9

Total number of days with different AQI categories in last 194 days in 2026 (171 days remaining)

Good
47 Days
Moderate
95 Days
Poor
43 Days
Unhealthy
9 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 24%

Health Risk Level:

Very high

In 2026, 24% of 194 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.

Annual Air Quality Insights

City Monitoring Station, 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
45AQI (US)
2nd January 2026
89AQI (US)
3rd January 2026
106AQI (US)
4th January 2026
161AQI (US)
5th January 2026
164AQI (US)
6th January 2026
161AQI (US)
7th January 2026
117AQI (US)
8th January 2026
141AQI (US)
9th January 2026
139AQI (US)
10th January 2026
101AQI (US)
11th January 2026
69AQI (US)
12th January 2026
96AQI (US)
13th January 2026
120AQI (US)
14th January 2026
151AQI (US)
15th January 2026
159AQI (US)
16th January 2026
178AQI (US)
17th January 2026
173AQI (US)
18th January 2026
101AQI (US)
19th January 2026
49AQI (US)
20th January 2026
67AQI (US)
21st January 2026
95AQI (US)
22nd January 2026
84AQI (US)
23rd January 2026
132AQI (US)
24th January 2026
158AQI (US)
25th January 2026
132AQI (US)
26th January 2026
53AQI (US)
27th January 2026
85AQI (US)
28th January 2026
106AQI (US)
29th January 2026
80AQI (US)
30th January 2026
61AQI (US)
31st January 2026
44AQI (US)
1st February 2026
116AQI (US)
2nd February 2026
130AQI (US)
3rd February 2026
141AQI (US)
4th February 2026
115AQI (US)
5th February 2026
157AQI (US)
6th February 2026
82AQI (US)
7th February 2026
44AQI (US)
8th February 2026
71AQI (US)
9th February 2026
74AQI (US)
10th February 2026
107AQI (US)
11th February 2026
147AQI (US)
12th February 2026
133AQI (US)
13th February 2026
138AQI (US)
14th February 2026
129AQI (US)
15th February 2026
149AQI (US)
16th February 2026
64AQI (US)
17th February 2026
79AQI (US)
18th February 2026
132AQI (US)
19th February 2026
132AQI (US)
20th February 2026
83AQI (US)
21st February 2026
73AQI (US)
22nd February 2026
89AQI (US)
23rd February 2026
58AQI (US)
24th February 2026
41AQI (US)
25th February 2026
72AQI (US)
26th February 2026
67AQI (US)
27th February 2026
30AQI (US)
28th February 2026
76AQI (US)
1st March 2026
50AQI (US)
2nd March 2026
22AQI (US)
3rd March 2026
95AQI (US)
4th March 2026
58AQI (US)
5th March 2026
80AQI (US)
6th March 2026
105AQI (US)
7th March 2026
83AQI (US)
8th March 2026
41AQI (US)
9th March 2026
75AQI (US)
10th March 2026
58AQI (US)
11th March 2026
84AQI (US)
12th March 2026
85AQI (US)
13th March 2026
139AQI (US)
14th March 2026
114AQI (US)
15th March 2026
117AQI (US)
16th March 2026
110AQI (US)
17th March 2026
122AQI (US)
18th March 2026
95AQI (US)
19th March 2026
149AQI (US)
20th March 2026
147AQI (US)
21st March 2026
109AQI (US)
22nd March 2026
110AQI (US)
23rd March 2026
102AQI (US)
24th March 2026
109AQI (US)
25th March 2026
141AQI (US)
26th March 2026
118AQI (US)
27th March 2026
88AQI (US)
28th March 2026
92AQI (US)
29th March 2026
96AQI (US)
30th March 2026
65AQI (US)
31st March 2026
112AQI (US)
1st April 2026
127AQI (US)
2nd April 2026
134AQI (US)
3rd April 2026
74AQI (US)
4th April 2026
82AQI (US)
5th April 2026
97AQI (US)
6th April 2026
115AQI (US)
7th April 2026
52AQI (US)
8th April 2026
40AQI (US)
9th April 2026
47AQI (US)
10th April 2026
87AQI (US)
11th April 2026
101AQI (US)
12th April 2026
30AQI (US)
13th April 2026
57AQI (US)
14th April 2026
75AQI (US)
15th April 2026
75AQI (US)
16th April 2026
69AQI (US)
17th April 2026
127AQI (US)
18th April 2026
80AQI (US)
19th April 2026
64AQI (US)
20th April 2026
65AQI (US)
21st April 2026
54AQI (US)
22nd April 2026
48AQI (US)
23rd April 2026
21AQI (US)
24th April 2026
70AQI (US)
25th April 2026
67AQI (US)
26th April 2026
72AQI (US)
27th April 2026
99AQI (US)
28th April 2026
66AQI (US)
29th April 2026
52AQI (US)
30th April 2026
80AQI (US)
1st May 2026
58AQI (US)
2nd May 2026
73AQI (US)
3rd May 2026
60AQI (US)
4th May 2026
30AQI (US)
5th May 2026
59AQI (US)
6th May 2026
51AQI (US)
7th May 2026
65AQI (US)
8th May 2026
39AQI (US)
9th May 2026
31AQI (US)
10th May 2026
49AQI (US)
11th May 2026
59AQI (US)
12th May 2026
83AQI (US)
13th May 2026
98AQI (US)
14th May 2026
47AQI (US)
15th May 2026
44AQI (US)
16th May 2026
75AQI (US)
17th May 2026
62AQI (US)
18th May 2026
54AQI (US)
19th May 2026
51AQI (US)
20th May 2026
63AQI (US)
21st May 2026
68AQI (US)
22nd May 2026
76AQI (US)
23rd May 2026
72AQI (US)
24th May 2026
70AQI (US)
25th May 2026
65AQI (US)
26th May 2026
49AQI (US)
27th May 2026
44AQI (US)
28th May 2026
64AQI (US)
29th May 2026
66AQI (US)
30th May 2026
64AQI (US)
31st May 2026
62AQI (US)
1st June 2026
54AQI (US)
2nd June 2026
91AQI (US)
3rd June 2026
99AQI (US)
4th June 2026
102AQI (US)
5th June 2026
38AQI (US)
6th June 2026
21AQI (US)
7th June 2026
52AQI (US)
8th June 2026
59AQI (US)
9th June 2026
74AQI (US)
10th June 2026
70AQI (US)
11th June 2026
57AQI (US)
12th June 2026
78AQI (US)
13th June 2026
47AQI (US)
14th June 2026
51AQI (US)
15th June 2026
24AQI (US)
16th June 2026
43AQI (US)
17th June 2026
46AQI (US)
18th June 2026
98AQI (US)
19th June 2026
65AQI (US)
20th June 2026
19AQI (US)
21st June 2026
71AQI (US)
22nd June 2026
15AQI (US)
23rd June 2026
11AQI (US)
24th June 2026
21AQI (US)
25th June 2026
41AQI (US)
26th June 2026
70AQI (US)
27th June 2026
98AQI (US)
28th June 2026
100AQI (US)
29th June 2026
64AQI (US)
30th June 2026
32AQI (US)
1st July 2026
49AQI (US)
2nd July 2026
38AQI (US)
3rd July 2026
19AQI (US)
4th July 2026
24AQI (US)
5th July 2026
8AQI (US)
6th July 2026
18AQI (US)
7th July 2026
33AQI (US)
8th July 2026
16AQI (US)
9th July 2026
39AQI (US)
10th July 2026
28AQI (US)
11th July 2026
35AQI (US)
12th July 2026
26AQI (US)
13th July 2026
20AQI (US)
14th July 2026
15th July 2026
16th July 2026
17th July 2026
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
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)

97AQI (US)

96AQI (US)

74AQI (US)

60AQI (US)

57AQI (US)

27AQI (US)

No. of days

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

202679AQI (US)

3
10
10
8
3
12
12
1
3
13
15
5
20
5
8
23
12
17
1
13
47
95
43
9

Highest AQI (US) recorded in

January

110AQI (US)

Lowest AQI (US) recorded in

July

27AQI (US)

202591AQI (US)

6
19
6
8
15
5
15
16
14
14
2
29
2
4
26
10
21
2
29
30
24
6
1
15
8
7
12
11
8
16
229
91
29

Highest AQI (US) recorded in

January

128AQI (US)

Lowest AQI (US) recorded in

August

56AQI (US)

202483AQI (US)

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 (US) recorded in

March

161AQI (US)

Lowest AQI (US) recorded in

July

49AQI (US)

2023121AQI (US)

1
10
10
6
11
7
1
1
1
1
1
7
10
13
1
1
29
28
22
1

Highest AQI (US) recorded in

March

152AQI (US)

Lowest AQI (US) recorded in

February

103AQI (US)

202299AQI (US)

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 (US) recorded in

January

129AQI (US)

Lowest AQI (US) recorded in

June

64AQI (US)

2021116AQI (US)

1
5
6
1
1
7
14
9
2
12
20
10

Highest AQI (US) recorded in

December

123AQI (US)

Lowest AQI (US) recorded in

November

98AQI (US)

202090AQI (US)

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 (US) recorded in

December

128AQI (US)

Lowest AQI (US) recorded in

August

66AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
121AQI (US)
Least Polluted Year Recorded
2026(Avg.)
79AQI (US)

City Monitoring Station's annual 2026 AQI (US) (79) shows an average percentage change of -19.5% (improved AQI (US)) compared to previous years: 2020 (90), 2021 (116), 2022 (99), 2023 (121), 2024 (83), 2025 (91).