Yancheng, 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
Yancheng, Jiangsu, China
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Sep 2022
132AQILowest AQI recorded on
20th Sep 2024
16AQISame Day Analysis (28th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 37 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Yancheng, Jiangsu, China
AQI
Day
Night
.
5 AM27th Sep 2026
6 PM
4 AM28th Sep 2026
Day time
Avg. Highest Time
5AM27th Sep
27AQI
Avg. Lowest Time
10AM27th Sep
11AQI
Night time
Avg. Highest Time
4AM28th Sep
33AQI
Avg. Lowest Time
7PM27th Sep
19AQI
In the last 24 hours,
Yancheng's AQI reached its highest point of 33 at 4 AM during the Night, while the lowest point, 11, was recorded at 10 AM during the Day between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Yancheng, Jiangsu, China
AugSep
30th - 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 - 28th28th
Day
Night
30th Aug 2026445 AMAQI
30th Aug 2026306 AMAQI
30th Aug 2026347 AMAQI
30th Aug 2026378 AMAQI
30th Aug 2026339 AMAQI
30th Aug 20263310 AMAQI
30th Aug 20263711 AMAQI
30th Aug 20263712 PMAQI
30th Aug 2026291 PMAQI
30th Aug 2026342 PMAQI
30th Aug 2026333 PMAQI
30th Aug 2026334 PMAQI
30th Aug 2026325 PMAQI
30th Aug 2026296 PMAQI
30th Aug 2026307 PMAQI
30th Aug 2026318 PMAQI
30th Aug 2026319 PMAQI
30th Aug 20262910 PMAQI
30th Aug 20263011 PMAQI
31st Aug 20262812 AMAQI
31st Aug 2026291 AMAQI
31st Aug 2026322 AMAQI
31st Aug 2026333 AMAQI
31st Aug 2026294 AMAQI
27°C25/31°C
31st Aug 2026335 AMAQI
31st Aug 2026336 AMAQI
31st Aug 2026437 AMAQI
31st Aug 2026378 AMAQI
31st Aug 2026389 AMAQI
31st Aug 20263410 AMAQI
31st Aug 20262911 AMAQI
31st Aug 20262912 PMAQI
31st Aug 2026291 PMAQI
31st Aug 2026232 PMAQI
31st Aug 2026253 PMAQI
31st Aug 2026294 PMAQI
31st Aug 2026305 PMAQI
31st Aug 2026276 PMAQI
31st Aug 2026257 PMAQI
31st Aug 2026258 PMAQI
31st Aug 2026259 PMAQI
31st Aug 20262410 PMAQI
31st Aug 20262911 PMAQI
1st Sep 20262612 AMAQI
1st Sep 2026251 AMAQI
1st Sep 2026242 AMAQI
1st Sep 2026253 AMAQI
1st Sep 2026264 AMAQI
24°C24/25°C
1st Sep 2026285 AMAQI
1st Sep 2026316 AMAQI
1st Sep 2026327 AMAQI
1st Sep 2026348 AMAQI
1st Sep 2026369 AMAQI
1st Sep 20263410 AMAQI
1st Sep 20263511 AMAQI
1st Sep 20263912 PMAQI
1st Sep 2026371 PMAQI
1st Sep 2026362 PMAQI
1st Sep 2026343 PMAQI
1st Sep 2026334 PMAQI
1st Sep 2026395 PMAQI
1st Sep 2026366 PMAQI
1st Sep 2026387 PMAQI
1st Sep 2026368 PMAQI
1st Sep 2026369 PMAQI
1st Sep 20263210 PMAQI
1st Sep 20263011 PMAQI
2nd Sep 20262812 AMAQI
2nd Sep 2026271 AMAQI
2nd Sep 2026262 AMAQI
2nd Sep 2026263 AMAQI
2nd Sep 2026254 AMAQI
24°C22/25°C
2nd Sep 2026235 AMAQI
2nd Sep 2026246 AMAQI
2nd Sep 2026247 AMAQI
2nd Sep 2026258 AMAQI
2nd Sep 2026259 AMAQI
2nd Sep 20262510 AMAQI
2nd Sep 20262511 AMAQI
2nd Sep 20262412 PMAQI
2nd Sep 2026241 PMAQI
2nd Sep 2026232 PMAQI
2nd Sep 2026233 PMAQI
2nd Sep 2026234 PMAQI
2nd Sep 2026245 PMAQI
2nd Sep 2026276 PMAQI
2nd Sep 2026307 PMAQI
2nd Sep 2026278 PMAQI
2nd Sep 2026339 PMAQI
2nd Sep 20263210 PMAQI
2nd Sep 20263311 PMAQI
3rd Sep 20263612 AMAQI
3rd Sep 2026271 AMAQI
3rd Sep 2026252 AMAQI
3rd Sep 2026253 AMAQI
3rd Sep 2026274 AMAQI
23°C21/25°C
3rd Sep 2026225 AMAQI
3rd Sep 2026266 AMAQI
3rd Sep 2026287 AMAQI
3rd Sep 2026288 AMAQI
3rd Sep 2026319 AMAQI
3rd Sep 20263410 AMAQI
3rd Sep 20263311 AMAQI
3rd Sep 20262712 PMAQI
3rd Sep 2026251 PMAQI
3rd Sep 2026242 PMAQI
3rd Sep 2026243 PMAQI
3rd Sep 2026234 PMAQI
3rd Sep 2026235 PMAQI
3rd Sep 2026256 PMAQI
3rd Sep 2026297 PMAQI
3rd Sep 2026298 PMAQI
3rd Sep 2026259 PMAQI
3rd Sep 20262510 PMAQI
3rd Sep 20263011 PMAQI
4th Sep 20262712 AMAQI
4th Sep 2026321 AMAQI
4th Sep 2026302 AMAQI
4th Sep 2026303 AMAQI
4th Sep 2026304 AMAQI
24°C21/26°C
4th Sep 2026325 AMAQI
4th Sep 2026286 AMAQI
4th Sep 2026317 AMAQI
4th Sep 2026278 AMAQI
4th Sep 2026299 AMAQI
4th Sep 20263010 AMAQI
4th Sep 20263311 AMAQI
4th Sep 20263512 PMAQI
4th Sep 2026291 PMAQI
4th Sep 2026282 PMAQI
4th Sep 2026263 PMAQI
4th Sep 2026244 PMAQI
4th Sep 2026285 PMAQI
4th Sep 2026276 PMAQI
4th Sep 2026267 PMAQI
4th Sep 2026288 PMAQI
4th Sep 2026329 PMAQI
4th Sep 20263510 PMAQI
4th Sep 20263511 PMAQI
5th Sep 20263512 AMAQI
5th Sep 2026351 AMAQI
5th Sep 2026392 AMAQI
5th Sep 2026373 AMAQI
5th Sep 2026374 AMAQI
23°C20/28°C
5th Sep 2026375 AMAQI
5th Sep 2026376 AMAQI
5th Sep 2026357 AMAQI
5th Sep 2026378 AMAQI
5th Sep 2026369 AMAQI
5th Sep 20263210 AMAQI
5th Sep 20263011 AMAQI
5th Sep 20262612 PMAQI
5th Sep 2026261 PMAQI
5th Sep 2026242 PMAQI
5th Sep 2026233 PMAQI
5th Sep 2026254 PMAQI
5th Sep 2026255 PMAQI
5th Sep 2026236 PMAQI
5th Sep 2026257 PMAQI
5th Sep 2026248 PMAQI
5th Sep 2026279 PMAQI
5th Sep 20262410 PMAQI
5th Sep 20262411 PMAQI
6th Sep 20263812 AMAQI
6th Sep 2026281 AMAQI
6th Sep 2026352 AMAQI
6th Sep 2026273 AMAQI
6th Sep 2026264 AMAQI
24°C20/28°C
6th Sep 2026255 AMAQI
6th Sep 2026276 AMAQI
6th Sep 2026257 AMAQI
6th Sep 2026278 AMAQI
6th Sep 2026329 AMAQI
6th Sep 20263110 AMAQI
6th Sep 20263211 AMAQI
6th Sep 20262912 PMAQI
6th Sep 2026281 PMAQI
6th Sep 2026232 PMAQI
6th Sep 2026223 PMAQI
6th Sep 2026254 PMAQI
6th Sep 2026225 PMAQI
6th Sep 2026256 PMAQI
6th Sep 2026227 PMAQI
6th Sep 2026258 PMAQI
6th Sep 2026249 PMAQI
6th Sep 20262310 PMAQI
6th Sep 20262511 PMAQI
7th Sep 20262312 AMAQI
7th Sep 2026271 AMAQI
7th Sep 2026232 AMAQI
7th Sep 2026283 AMAQI
7th Sep 2026284 AMAQI
23°C20/28°C
7th Sep 2026305 AMAQI
7th Sep 2026346 AMAQI
7th Sep 2026297 AMAQI
7th Sep 2026298 AMAQI
7th Sep 2026289 AMAQI
7th Sep 20263410 AMAQI
7th Sep 20263511 AMAQI
7th Sep 20264112 PMAQI
7th Sep 2026321 PMAQI
7th Sep 2026302 PMAQI
7th Sep 2026323 PMAQI
7th Sep 2026354 PMAQI
7th Sep 2026355 PMAQI
7th Sep 2026316 PMAQI
7th Sep 2026357 PMAQI
7th Sep 2026398 PMAQI
7th Sep 2026499 PMAQI
7th Sep 20265210 PMAQI
7th Sep 20264111 PMAQI
8th Sep 20262512 AMAQI
8th Sep 2026241 AMAQI
8th Sep 2026272 AMAQI
8th Sep 2026283 AMAQI
8th Sep 2026294 AMAQI
23°C19/28°C
8th Sep 2026265 AMAQI
8th Sep 2026266 AMAQI
8th Sep 2026297 AMAQI
8th Sep 2026318 AMAQI
8th Sep 2026309 AMAQI
8th Sep 20263110 AMAQI
8th Sep 20263111 AMAQI
8th Sep 20262512 PMAQI
8th Sep 2026281 PMAQI
8th Sep 2026312 PMAQI
8th Sep 2026393 PMAQI
8th Sep 2026364 PMAQI
8th Sep 2026325 PMAQI
8th Sep 2026336 PMAQI
8th Sep 2026387 PMAQI
8th Sep 2026418 PMAQI
8th Sep 2026499 PMAQI
8th Sep 20264710 PMAQI
8th Sep 20264611 PMAQI
9th Sep 20265612 AMAQI
9th Sep 2026551 AMAQI
9th Sep 2026512 AMAQI
9th Sep 2026373 AMAQI
9th Sep 2026384 AMAQI
22°C19/28°C
9th Sep 2026415 AMAQI
9th Sep 2026406 AMAQI
9th Sep 2026337 AMAQI
9th Sep 2026428 AMAQI
9th Sep 2026389 AMAQI
9th Sep 20263710 AMAQI
9th Sep 20263411 AMAQI
9th Sep 20263112 PMAQI
9th Sep 2026311 PMAQI
9th Sep 2026342 PMAQI
9th Sep 2026333 PMAQI
9th Sep 2026314 PMAQI
9th Sep 2026315 PMAQI
9th Sep 2026296 PMAQI
9th Sep 2026307 PMAQI
9th Sep 2026318 PMAQI
9th Sep 2026299 PMAQI
9th Sep 20262710 PMAQI
9th Sep 20262611 PMAQI
10th Sep 20262712 AMAQI
10th Sep 2026291 AMAQI
10th Sep 2026312 AMAQI
10th Sep 2026293 AMAQI
10th Sep 2026314 AMAQI
21°C18/24°C
10th Sep 2026315 AMAQI
10th Sep 2026306 AMAQI
10th Sep 2026297 AMAQI
10th Sep 2026288 AMAQI
10th Sep 2026289 AMAQI
10th Sep 20262610 AMAQI
10th Sep 20262411 AMAQI
10th Sep 20262512 PMAQI
10th Sep 2026261 PMAQI
10th Sep 2026252 PMAQI
10th Sep 2026253 PMAQI
10th Sep 2026254 PMAQI
10th Sep 2026245 PMAQI
10th Sep 2026286 PMAQI
10th Sep 2026297 PMAQI
10th Sep 2026278 PMAQI
10th Sep 2026279 PMAQI
10th Sep 20262910 PMAQI
10th Sep 20263311 PMAQI
11th Sep 20263412 AMAQI
11th Sep 2026371 AMAQI
11th Sep 2026372 AMAQI
11th Sep 2026343 AMAQI
11th Sep 2026324 AMAQI
21°C17/24°C
11th Sep 2026355 AMAQI
11th Sep 2026376 AMAQI
11th Sep 2026387 AMAQI
11th Sep 2026398 AMAQI
11th Sep 2026399 AMAQI
11th Sep 20263610 AMAQI
11th Sep 20263611 AMAQI
11th Sep 20263212 PMAQI
11th Sep 2026281 PMAQI
11th Sep 2026272 PMAQI
11th Sep 2026283 PMAQI
11th Sep 2026264 PMAQI
11th Sep 2026255 PMAQI
11th Sep 2026256 PMAQI
11th Sep 2026257 PMAQI
11th Sep 2026248 PMAQI
11th Sep 2026239 PMAQI
11th Sep 20262310 PMAQI
11th Sep 20262511 PMAQI
12th Sep 20262312 AMAQI
12th Sep 2026261 AMAQI
12th Sep 2026282 AMAQI
12th Sep 2026373 AMAQI
12th Sep 2026374 AMAQI
21°C18/24°C
12th Sep 2026405 AMAQI
12th Sep 2026426 AMAQI
12th Sep 2026417 AMAQI
12th Sep 2026478 AMAQI
12th Sep 2026479 AMAQI
12th Sep 20264210 AMAQI
12th Sep 20263711 AMAQI
12th Sep 20263412 PMAQI
12th Sep 2026321 PMAQI
12th Sep 2026232 PMAQI
12th Sep 2026233 PMAQI
12th Sep 2026224 PMAQI
12th Sep 2026265 PMAQI
12th Sep 2026296 PMAQI
12th Sep 2026297 PMAQI
12th Sep 2026268 PMAQI
12th Sep 2026259 PMAQI
12th Sep 20262310 PMAQI
12th Sep 20262411 PMAQI
13th Sep 20262612 AMAQI
13th Sep 2026301 AMAQI
13th Sep 2026432 AMAQI
13th Sep 2026443 AMAQI
21°C17/26°C
13th Sep 2026465 AMAQI
13th Sep 2026536 AMAQI
13th Sep 2026537 AMAQI
13th Sep 2026538 AMAQI
13th Sep 2026549 AMAQI
13th Sep 20266510 AMAQI
13th Sep 20264911 AMAQI
13th Sep 20262612 PMAQI
13th Sep 2026291 PMAQI
13th Sep 2026342 PMAQI
13th Sep 2026283 PMAQI
13th Sep 2026274 PMAQI
13th Sep 2026245 PMAQI
13th Sep 2026236 PMAQI
13th Sep 2026297 PMAQI
13th Sep 2026328 PMAQI
13th Sep 2026259 PMAQI
13th Sep 20262510 PMAQI
13th Sep 20262811 PMAQI
14th Sep 20262712 AMAQI
14th Sep 2026231 AMAQI
14th Sep 2026272 AMAQI
14th Sep 2026343 AMAQI
14th Sep 2026414 AMAQI
22°C18/28°C
14th Sep 2026405 AMAQI
14th Sep 2026476 AMAQI
14th Sep 2026497 AMAQI
14th Sep 2026568 AMAQI
14th Sep 2026459 AMAQI
14th Sep 20264610 AMAQI
14th Sep 20265111 AMAQI
14th Sep 20265812 PMAQI
14th Sep 2026621 PMAQI
14th Sep 2026822 PMAQI
14th Sep 2026893 PMAQI
14th Sep 2026654 PMAQI
14th Sep 2026555 PMAQI
14th Sep 2026486 PMAQI
14th Sep 2026407 PMAQI
14th Sep 2026278 PMAQI
14th Sep 2026269 PMAQI
14th Sep 20264310 PMAQI
14th Sep 20264511 PMAQI
15th Sep 20265112 AMAQI
15th Sep 2026511 AMAQI
15th Sep 2026502 AMAQI
15th Sep 2026613 AMAQI
15th Sep 2026604 AMAQI
22°C18/28°C
15th Sep 2026535 AMAQI
15th Sep 2026536 AMAQI
15th Sep 2026507 AMAQI
15th Sep 2026518 AMAQI
15th Sep 2026299 AMAQI
15th Sep 20263010 AMAQI
15th Sep 20263111 AMAQI
15th Sep 20263412 PMAQI
15th Sep 2026361 PMAQI
15th Sep 2026302 PMAQI
15th Sep 2026363 PMAQI
15th Sep 2026474 PMAQI
15th Sep 2026435 PMAQI
15th Sep 2026406 PMAQI
15th Sep 2026397 PMAQI
15th Sep 2026458 PMAQI
15th Sep 2026449 PMAQI
15th Sep 20266010 PMAQI
15th Sep 20266411 PMAQI
16th Sep 20266012 AMAQI
16th Sep 2026581 AMAQI
16th Sep 2026552 AMAQI
16th Sep 2026513 AMAQI
16th Sep 2026594 AMAQI
21°C16/26°C
16th Sep 2026695 AMAQI
16th Sep 2026636 AMAQI
16th Sep 2026637 AMAQI
16th Sep 2026698 AMAQI
16th Sep 2026779 AMAQI
16th Sep 20266910 AMAQI
16th Sep 20266611 AMAQI
16th Sep 20266312 PMAQI
16th Sep 2026631 PMAQI
16th Sep 2026632 PMAQI
16th Sep 2026633 PMAQI
16th Sep 2026644 PMAQI
16th Sep 2026705 PMAQI
16th Sep 2026626 PMAQI
16th Sep 2026647 PMAQI
16th Sep 2026708 PMAQI
16th Sep 2026739 PMAQI
16th Sep 20267610 PMAQI
16th Sep 20268411 PMAQI
17th Sep 20267612 AMAQI
17th Sep 2026751 AMAQI
17th Sep 2026692 AMAQI
17th Sep 2026643 AMAQI
17th Sep 2026754 AMAQI
22°C17/28°C
17th Sep 2026795 AMAQI
17th Sep 2026826 AMAQI
17th Sep 2026747 AMAQI
17th Sep 2026698 AMAQI
17th Sep 2026609 AMAQI
17th Sep 20265310 AMAQI
17th Sep 20264111 AMAQI
17th Sep 20264512 PMAQI
17th Sep 2026411 PMAQI
17th Sep 2026372 PMAQI
17th Sep 2026323 PMAQI
17th Sep 2026284 PMAQI
17th Sep 2026245 PMAQI
17th Sep 2026236 PMAQI
17th Sep 2026467 PMAQI
17th Sep 2026418 PMAQI
17th Sep 2026349 PMAQI
17th Sep 20263110 PMAQI
17th Sep 20263411 PMAQI
18th Sep 20263512 AMAQI
18th Sep 2026361 AMAQI
18th Sep 2026302 AMAQI
18th Sep 2026303 AMAQI
18th Sep 2026354 AMAQI
22°C20/24°C
18th Sep 2026345 AMAQI
18th Sep 2026376 AMAQI
18th Sep 2026407 AMAQI
18th Sep 2026438 AMAQI
18th Sep 2026469 AMAQI
18th Sep 20265610 AMAQI
18th Sep 20263511 AMAQI
18th Sep 20262712 PMAQI
18th Sep 2026261 PMAQI
18th Sep 2026262 PMAQI
18th Sep 2026263 PMAQI
18th Sep 2026274 PMAQI
18th Sep 2026305 PMAQI
18th Sep 2026306 PMAQI
18th Sep 2026327 PMAQI
18th Sep 2026308 PMAQI
18th Sep 2026299 PMAQI
18th Sep 20262910 PMAQI
18th Sep 20262911 PMAQI
19th Sep 20263012 AMAQI
19th Sep 2026301 AMAQI
19th Sep 2026472 AMAQI
19th Sep 2026413 AMAQI
19th Sep 2026334 AMAQI
23°C20/27°C
19th Sep 2026285 AMAQI
19th Sep 2026256 AMAQI
19th Sep 2026257 AMAQI
19th Sep 2026298 AMAQI
19th Sep 2026309 AMAQI
19th Sep 20263010 AMAQI
19th Sep 20263011 AMAQI
19th Sep 20263012 PMAQI
19th Sep 2026301 PMAQI
19th Sep 2026292 PMAQI
19th Sep 2026273 PMAQI
19th Sep 2026244 PMAQI
19th Sep 2026255 PMAQI
19th Sep 2026256 PMAQI
19th Sep 2026247 PMAQI
19th Sep 2026248 PMAQI
19th Sep 2026299 PMAQI
19th Sep 20263210 PMAQI
19th Sep 20263711 PMAQI
20th Sep 20263712 AMAQI
20th Sep 2026361 AMAQI
20th Sep 2026332 AMAQI
20th Sep 2026353 AMAQI
20th Sep 2026374 AMAQI
23°C21/27°C
20th Sep 2026415 AMAQI
20th Sep 2026416 AMAQI
20th Sep 2026457 AMAQI
20th Sep 2026488 AMAQI
20th Sep 2026509 AMAQI
20th Sep 20264710 AMAQI
20th Sep 20264311 AMAQI
20th Sep 20263912 PMAQI
20th Sep 2026381 PMAQI
20th Sep 2026352 PMAQI
20th Sep 2026373 PMAQI
20th Sep 2026364 PMAQI
20th Sep 2026345 PMAQI
20th Sep 2026396 PMAQI
20th Sep 2026407 PMAQI
20th Sep 2026388 PMAQI
20th Sep 2026409 PMAQI
20th Sep 20264110 PMAQI
20th Sep 20263911 PMAQI
21st Sep 20263812 AMAQI
21st Sep 2026381 AMAQI
21st Sep 2026382 AMAQI
21st Sep 2026473 AMAQI
21st Sep 2026484 AMAQI
24°C21/29°C
21st Sep 2026585 AMAQI
21st Sep 2026596 AMAQI
21st Sep 2026667 AMAQI
21st Sep 2026718 AMAQI
21st Sep 2026939 AMAQI
21st Sep 20269510 AMAQI
21st Sep 20268911 AMAQI
21st Sep 20268612 PMAQI
21st Sep 2026741 PMAQI
21st Sep 2026712 PMAQI
21st Sep 2026673 PMAQI
21st Sep 2026564 PMAQI
21st Sep 2026515 PMAQI
21st Sep 2026526 PMAQI
21st Sep 2026577 PMAQI
21st Sep 2026678 PMAQI
21st Sep 2026679 PMAQI
21st Sep 20266610 PMAQI
21st Sep 20266611 PMAQI
22nd Sep 20266412 AMAQI
22nd Sep 2026621 AMAQI
22nd Sep 2026642 AMAQI
22nd Sep 2026853 AMAQI
22nd Sep 2026844 AMAQI
22°C20/23°C
22nd Sep 2026825 AMAQI
22nd Sep 2026836 AMAQI
22nd Sep 2026767 AMAQI
22nd Sep 2026808 AMAQI
22nd Sep 2026779 AMAQI
22nd Sep 20265810 AMAQI
22nd Sep 20264011 AMAQI
22nd Sep 20264412 PMAQI
22nd Sep 2026491 PMAQI
22nd Sep 2026522 PMAQI
22nd Sep 2026343 PMAQI
22nd Sep 2026504 PMAQI
22nd Sep 2026385 PMAQI
22nd Sep 2026376 PMAQI
22nd Sep 2026287 PMAQI
22nd Sep 2026288 PMAQI
22nd Sep 2026289 PMAQI
22nd Sep 20262910 PMAQI
22nd Sep 20263111 PMAQI
23rd Sep 20263012 AMAQI
23rd Sep 2026311 AMAQI
23rd Sep 2026382 AMAQI
23rd Sep 2026403 AMAQI
23rd Sep 2026434 AMAQI
22°C20/27°C
23rd Sep 2026465 AMAQI
23rd Sep 2026536 AMAQI
23rd Sep 2026597 AMAQI
23rd Sep 2026548 AMAQI
23rd Sep 2026479 AMAQI
23rd Sep 20264610 AMAQI
23rd Sep 20264711 AMAQI
23rd Sep 20265212 PMAQI
23rd Sep 2026491 PMAQI
23rd Sep 2026552 PMAQI
23rd Sep 2026553 PMAQI
23rd Sep 2026614 PMAQI
23rd Sep 2026555 PMAQI
23rd Sep 2026446 PMAQI
23rd Sep 2026577 PMAQI
23rd Sep 2026588 PMAQI
23rd Sep 2026569 PMAQI
23rd Sep 20264810 PMAQI
23rd Sep 20264411 PMAQI
24th Sep 20264012 AMAQI
24th Sep 2026351 AMAQI
24th Sep 2026342 AMAQI
24th Sep 2026323 AMAQI
24th Sep 2026394 AMAQI
23°C20/29°C
24th Sep 2026405 AMAQI
24th Sep 2026346 AMAQI
24th Sep 2026407 AMAQI
24th Sep 2026548 AMAQI
24th Sep 2026699 AMAQI
24th Sep 20264510 AMAQI
24th Sep 20263911 AMAQI
24th Sep 20263912 PMAQI
24th Sep 2026301 PMAQI
24th Sep 2026302 PMAQI
24th Sep 2026253 PMAQI
24th Sep 2026284 PMAQI
24th Sep 2026305 PMAQI
24th Sep 2026266 PMAQI
24th Sep 2026247 PMAQI
24th Sep 2026258 PMAQI
24th Sep 2026289 PMAQI
24th Sep 20262710 PMAQI
24th Sep 20262411 PMAQI
25th Sep 20262712 AMAQI
25th Sep 2026391 AMAQI
25th Sep 2026292 AMAQI
25th Sep 2026313 AMAQI
25th Sep 2026364 AMAQI
22°C20/25°C
25th Sep 2026575 AMAQI
25th Sep 2026556 AMAQI
25th Sep 2026517 AMAQI
25th Sep 2026488 AMAQI
25th Sep 2026539 AMAQI
25th Sep 20265610 AMAQI
25th Sep 20265511 AMAQI
25th Sep 20265512 PMAQI
25th Sep 2026711 PMAQI
25th Sep 2026892 PMAQI
25th Sep 2026923 PMAQI
25th Sep 2026984 PMAQI
25th Sep 2026975 PMAQI
25th Sep 2026836 PMAQI
25th Sep 2026557 PMAQI
25th Sep 2026248 PMAQI
25th Sep 2026249 PMAQI
25th Sep 20264510 PMAQI
25th Sep 20264711 PMAQI
26th Sep 20263912 AMAQI
26th Sep 2026321 AMAQI
26th Sep 2026242 AMAQI
26th Sep 2026223 AMAQI
26th Sep 2026214 AMAQI
23°C21/29°C
26th Sep 2026235 AMAQI
26th Sep 2026166 AMAQI
26th Sep 2026167 AMAQI
26th Sep 2026158 AMAQI
26th Sep 2026189 AMAQI
26th Sep 20261910 AMAQI
26th Sep 20262111 AMAQI
26th Sep 20262112 PMAQI
26th Sep 2026211 PMAQI
26th Sep 2026182 PMAQI
26th Sep 2026273 PMAQI
26th Sep 2026294 PMAQI
26th Sep 2026255 PMAQI
26th Sep 2026216 PMAQI
26th Sep 2026147 PMAQI
26th Sep 2026168 PMAQI
26th Sep 2026179 PMAQI
26th Sep 20261910 PMAQI
26th Sep 20262211 PMAQI
27th Sep 20261712 AMAQI
27th Sep 2026191 AMAQI
27th Sep 2026292 AMAQI
27th Sep 2026223 AMAQI
27th Sep 2026204 AMAQI
23°C21/26°C
27th Sep 2026275 AMAQI
27th Sep 2026246 AMAQI
27th Sep 2026167 AMAQI
27th Sep 2026138 AMAQI
27th Sep 2026149 AMAQI
27th Sep 20261110 AMAQI
27th Sep 20261411 AMAQI
27th Sep 20261612 PMAQI
27th Sep 2026151 PMAQI
27th Sep 2026162 PMAQI
27th Sep 2026143 PMAQI
27th Sep 2026124 PMAQI
27th Sep 2026155 PMAQI
27th Sep 2026216 PMAQI
27th Sep 2026197 PMAQI
27th Sep 2026218 PMAQI
27th Sep 2026219 PMAQI
27th Sep 20262110 PMAQI
27th Sep 20262311 PMAQI
28th Sep 20262412 AMAQI
28th Sep 2026241 AMAQI
28th Sep 2026262 AMAQI
28th Sep 2026313 AMAQI
28th Sep 2026334 AMAQI
22°C21/25°C
28th Sep 2026345 AMAQI
5 AM28th Sep 2026366 AMAQI
28th Sep 2026367 AMAQI
28th Sep 2026378 AMAQI
28th Sep 2026429 AMAQI
28th Sep 20264710 AMAQI
28th Sep 20265111 AMAQI
11 AM28th Sep 20264712 PMAQI
28th Sep 2026461 PMAQI
28th Sep 2026442 PMAQI
28th Sep 2026413 PMAQI
28th Sep 2026374 PMAQI
28th Sep 2026355 PMAQI
28th Sep 2026346 PMAQI
6 PM28th Sep 2026347 PMAQI
28th Sep 2026358 PMAQI
28th Sep 2026379 PMAQI
28th Sep 20263610 PMAQI
28th Sep 20264011 PMAQI
11 PM4 AM
21°C19/22°C
Day time
Avg. Highest Time
8 AM - 10 AM
42AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
6 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 10 AM (Avg. 42), while the lowest AQI was between 6 PM to 6 PM (Avg. 33).
Night time
Avg. Highest Time
12 AM - 4 AM
36AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 36), while the lowest AQI was between 8 PM to 8 PM (Avg. 33).
2026 Days Vs Air Quality
Yancheng, Jiangsu, China
2026
41%
110
36%
98
19%
51
4%
12
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Good
110 DaysModerate
98 DaysPoor
51 DaysUnhealthy
12 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 41%
Health Risk Level:
Significant
In 2026, 41% of 271 days were within WHO’s safe air quality limits, and 59% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Yancheng, 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
53AQI (US)
53AQI (US)
2nd January 2026
62AQI (US)
62AQI (US)
3rd January 2026
99AQI (US)
99AQI (US)
4th January 2026
149AQI (US)
149AQI (US)
5th January 2026
156AQI (US)
156AQI (US)
6th January 2026
143AQI (US)
143AQI (US)
7th January 2026
139AQI (US)
139AQI (US)
8th January 2026
117AQI (US)
117AQI (US)
9th January 2026
132AQI (US)
132AQI (US)
10th January 2026
111AQI (US)
111AQI (US)
11th January 2026
55AQI (US)
55AQI (US)
12th January 2026
88AQI (US)
88AQI (US)
13th January 2026
162AQI (US)
162AQI (US)
14th January 2026
171AQI (US)
171AQI (US)
15th January 2026
176AQI (US)
176AQI (US)
16th January 2026
192AQI (US)
192AQI (US)
17th January 2026
111AQI (US)
111AQI (US)
18th January 2026
55AQI (US)
55AQI (US)
19th January 2026
45AQI (US)
45AQI (US)
20th January 2026
62AQI (US)
62AQI (US)
21st January 2026
73AQI (US)
73AQI (US)
22nd January 2026
103AQI (US)
103AQI (US)
23rd January 2026
137AQI (US)
137AQI (US)
24th January 2026
160AQI (US)
160AQI (US)
25th January 2026
122AQI (US)
122AQI (US)
26th January 2026
56AQI (US)
56AQI (US)
27th January 2026
97AQI (US)
97AQI (US)
28th January 2026
104AQI (US)
104AQI (US)
29th January 2026
66AQI (US)
66AQI (US)
30th January 2026
63AQI (US)
63AQI (US)
31st January 2026
74AQI (US)
74AQI (US)
1st February 2026
133AQI (US)
133AQI (US)
2nd February 2026
143AQI (US)
143AQI (US)
3rd February 2026
147AQI (US)
147AQI (US)
4th February 2026
155AQI (US)
155AQI (US)
5th February 2026
169AQI (US)
169AQI (US)
6th February 2026
74AQI (US)
74AQI (US)
7th February 2026
72AQI (US)
72AQI (US)
8th February 2026
75AQI (US)
75AQI (US)
9th February 2026
97AQI (US)
97AQI (US)
10th February 2026
118AQI (US)
118AQI (US)
11th February 2026
146AQI (US)
146AQI (US)
12th February 2026
164AQI (US)
164AQI (US)
13th February 2026
163AQI (US)
163AQI (US)
14th February 2026
152AQI (US)
152AQI (US)
15th February 2026
136AQI (US)
136AQI (US)
16th February 2026
59AQI (US)
59AQI (US)
17th February 2026
124AQI (US)
124AQI (US)
18th February 2026
143AQI (US)
143AQI (US)
19th February 2026
135AQI (US)
135AQI (US)
20th February 2026
119AQI (US)
119AQI (US)
21st February 2026
110AQI (US)
110AQI (US)
22nd February 2026
80AQI (US)
80AQI (US)
23rd February 2026
46AQI (US)
46AQI (US)
24th February 2026
45AQI (US)
45AQI (US)
25th February 2026
77AQI (US)
77AQI (US)
26th February 2026
40AQI (US)
40AQI (US)
27th February 2026
49AQI (US)
49AQI (US)
28th February 2026
83AQI (US)
83AQI (US)
1st March 2026
63AQI (US)
63AQI (US)
2nd March 2026
43AQI (US)
43AQI (US)
3rd March 2026
121AQI (US)
121AQI (US)
4th March 2026
71AQI (US)
71AQI (US)
5th March 2026
64AQI (US)
64AQI (US)
6th March 2026
108AQI (US)
108AQI (US)
7th March 2026
76AQI (US)
76AQI (US)
8th March 2026
43AQI (US)
43AQI (US)
9th March 2026
87AQI (US)
87AQI (US)
10th March 2026
96AQI (US)
96AQI (US)
11th March 2026
86AQI (US)
86AQI (US)
12th March 2026
103AQI (US)
103AQI (US)
13th March 2026
145AQI (US)
145AQI (US)
14th March 2026
98AQI (US)
98AQI (US)
15th March 2026
99AQI (US)
99AQI (US)
16th March 2026
124AQI (US)
124AQI (US)
17th March 2026
117AQI (US)
117AQI (US)
18th March 2026
87AQI (US)
87AQI (US)
19th March 2026
94AQI (US)
94AQI (US)
20th March 2026
117AQI (US)
117AQI (US)
21st March 2026
101AQI (US)
101AQI (US)
22nd March 2026
125AQI (US)
125AQI (US)
23rd March 2026
110AQI (US)
110AQI (US)
24th March 2026
127AQI (US)
127AQI (US)
25th March 2026
137AQI (US)
137AQI (US)
26th March 2026
133AQI (US)
133AQI (US)
27th March 2026
112AQI (US)
112AQI (US)
28th March 2026
130AQI (US)
130AQI (US)
29th March 2026
124AQI (US)
124AQI (US)
30th March 2026
107AQI (US)
107AQI (US)
31st March 2026
144AQI (US)
144AQI (US)
1st April 2026
158AQI (US)
158AQI (US)
2nd April 2026
148AQI (US)
148AQI (US)
3rd April 2026
117AQI (US)
117AQI (US)
4th April 2026
99AQI (US)
99AQI (US)
5th April 2026
114AQI (US)
114AQI (US)
6th April 2026
102AQI (US)
102AQI (US)
7th April 2026
40AQI (US)
40AQI (US)
8th April 2026
44AQI (US)
44AQI (US)
9th April 2026
76AQI (US)
76AQI (US)
10th April 2026
126AQI (US)
126AQI (US)
11th April 2026
132AQI (US)
132AQI (US)
12th April 2026
85AQI (US)
85AQI (US)
13th April 2026
52AQI (US)
52AQI (US)
14th April 2026
102AQI (US)
102AQI (US)
15th April 2026
82AQI (US)
82AQI (US)
16th April 2026
105AQI (US)
105AQI (US)
17th April 2026
60AQI (US)
60AQI (US)
18th April 2026
49AQI (US)
49AQI (US)
19th April 2026
62AQI (US)
62AQI (US)
20th April 2026
54AQI (US)
54AQI (US)
21st April 2026
66AQI (US)
66AQI (US)
22nd April 2026
49AQI (US)
49AQI (US)
23rd April 2026
37AQI (US)
37AQI (US)
24th April 2026
74AQI (US)
74AQI (US)
25th April 2026
82AQI (US)
82AQI (US)
26th April 2026
97AQI (US)
97AQI (US)
27th April 2026
135AQI (US)
135AQI (US)
28th April 2026
66AQI (US)
66AQI (US)
29th April 2026
76AQI (US)
76AQI (US)
30th April 2026
94AQI (US)
94AQI (US)
1st May 2026
82AQI (US)
82AQI (US)
2nd May 2026
111AQI (US)
111AQI (US)
3rd May 2026
74AQI (US)
74AQI (US)
4th May 2026
44AQI (US)
44AQI (US)
5th May 2026
80AQI (US)
80AQI (US)
6th May 2026
79AQI (US)
79AQI (US)
7th May 2026
89AQI (US)
89AQI (US)
8th May 2026
38AQI (US)
38AQI (US)
9th May 2026
58AQI (US)
58AQI (US)
10th May 2026
68AQI (US)
68AQI (US)
11th May 2026
93AQI (US)
93AQI (US)
12th May 2026
53AQI (US)
53AQI (US)
13th May 2026
68AQI (US)
68AQI (US)
14th May 2026
38AQI (US)
38AQI (US)
15th May 2026
40AQI (US)
40AQI (US)
16th May 2026
76AQI (US)
76AQI (US)
17th May 2026
63AQI (US)
63AQI (US)
18th May 2026
55AQI (US)
55AQI (US)
19th May 2026
52AQI (US)
52AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
68AQI (US)
68AQI (US)
22nd May 2026
79AQI (US)
79AQI (US)
23rd May 2026
72AQI (US)
72AQI (US)
24th May 2026
71AQI (US)
71AQI (US)
25th May 2026
65AQI (US)
65AQI (US)
26th May 2026
44AQI (US)
44AQI (US)
27th May 2026
71AQI (US)
71AQI (US)
28th May 2026
90AQI (US)
90AQI (US)
29th May 2026
55AQI (US)
55AQI (US)
30th May 2026
64AQI (US)
64AQI (US)
31st May 2026
59AQI (US)
59AQI (US)
1st June 2026
59AQI (US)
59AQI (US)
2nd June 2026
45AQI (US)
45AQI (US)
3rd June 2026
43AQI (US)
43AQI (US)
4th June 2026
69AQI (US)
69AQI (US)
5th June 2026
42AQI (US)
42AQI (US)
6th June 2026
42AQI (US)
42AQI (US)
7th June 2026
45AQI (US)
45AQI (US)
8th June 2026
54AQI (US)
54AQI (US)
9th June 2026
35AQI (US)
35AQI (US)
10th June 2026
63AQI (US)
63AQI (US)
11th June 2026
63AQI (US)
63AQI (US)
12th June 2026
93AQI (US)
93AQI (US)
13th June 2026
114AQI (US)
114AQI (US)
14th June 2026
38AQI (US)
38AQI (US)
15th June 2026
27AQI (US)
27AQI (US)
16th June 2026
38AQI (US)
38AQI (US)
17th June 2026
23AQI (US)
23AQI (US)
18th June 2026
46AQI (US)
46AQI (US)
19th June 2026
35AQI (US)
35AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
69AQI (US)
69AQI (US)
22nd June 2026
33AQI (US)
33AQI (US)
23rd June 2026
14AQI (US)
14AQI (US)
24th June 2026
22AQI (US)
22AQI (US)
25th June 2026
47AQI (US)
47AQI (US)
26th June 2026
53AQI (US)
53AQI (US)
27th June 2026
39AQI (US)
39AQI (US)
28th June 2026
74AQI (US)
74AQI (US)
29th June 2026
64AQI (US)
64AQI (US)
30th June 2026
46AQI (US)
46AQI (US)
1st July 2026
41AQI (US)
41AQI (US)
2nd July 2026
64AQI (US)
64AQI (US)
3rd July 2026
38AQI (US)
38AQI (US)
4th July 2026
35AQI (US)
35AQI (US)
5th July 2026
14AQI (US)
14AQI (US)
6th July 2026
19AQI (US)
19AQI (US)
7th July 2026
37AQI (US)
37AQI (US)
8th July 2026
27AQI (US)
27AQI (US)
9th July 2026
50AQI (US)
50AQI (US)
10th July 2026
63AQI (US)
63AQI (US)
11th July 2026
33AQI (US)
33AQI (US)
12th July 2026
40AQI (US)
40AQI (US)
13th July 2026
26AQI (US)
26AQI (US)
14th July 2026
43AQI (US)
43AQI (US)
15th July 2026
74AQI (US)
74AQI (US)
16th July 2026
65AQI (US)
65AQI (US)
17th July 2026
59AQI (US)
59AQI (US)
18th July 2026
19AQI (US)
19AQI (US)
19th July 2026
28AQI (US)
28AQI (US)
20th July 2026
30AQI (US)
30AQI (US)
21st July 2026
28AQI (US)
28AQI (US)
22nd July 2026
32AQI (US)
32AQI (US)
23rd July 2026
32AQI (US)
32AQI (US)
24th July 2026
43AQI (US)
43AQI (US)
25th July 2026
49AQI (US)
49AQI (US)
26th July 2026
53AQI (US)
53AQI (US)
27th July 2026
60AQI (US)
60AQI (US)
28th July 2026
32AQI (US)
32AQI (US)
29th July 2026
47AQI (US)
47AQI (US)
30th July 2026
49AQI (US)
49AQI (US)
31st July 2026
51AQI (US)
51AQI (US)
1st August 2026
58AQI (US)
58AQI (US)
2nd August 2026
86AQI (US)
86AQI (US)
3rd August 2026
57AQI (US)
57AQI (US)
4th August 2026
48AQI (US)
48AQI (US)
5th August 2026
50AQI (US)
50AQI (US)
6th August 2026
31AQI (US)
31AQI (US)
7th August 2026
41AQI (US)
41AQI (US)
8th August 2026
46AQI (US)
46AQI (US)
9th August 2026
28AQI (US)
28AQI (US)
10th August 2026
26AQI (US)
26AQI (US)
11th August 2026
29AQI (US)
29AQI (US)
12th August 2026
31AQI (US)
31AQI (US)
13th August 2026
30AQI (US)
30AQI (US)
14th August 2026
30AQI (US)
30AQI (US)
15th August 2026
31AQI (US)
31AQI (US)
16th August 2026
30AQI (US)
30AQI (US)
17th August 2026
40AQI (US)
40AQI (US)
18th August 2026
26AQI (US)
26AQI (US)
19th August 2026
32AQI (US)
32AQI (US)
20th August 2026
23AQI (US)
23AQI (US)
21st August 2026
33AQI (US)
33AQI (US)
22nd August 2026
31AQI (US)
31AQI (US)
23rd August 2026
32AQI (US)
32AQI (US)
24th August 2026
34AQI (US)
34AQI (US)
25th August 2026
30AQI (US)
30AQI (US)
26th August 2026
32AQI (US)
32AQI (US)
27th August 2026
41AQI (US)
41AQI (US)
28th August 2026
32AQI (US)
32AQI (US)
29th August 2026
29AQI (US)
29AQI (US)
30th August 2026
34AQI (US)
34AQI (US)
31st August 2026
30AQI (US)
30AQI (US)
1st September 2026
32AQI (US)
32AQI (US)
2nd September 2026
26AQI (US)
26AQI (US)
3rd September 2026
27AQI (US)
27AQI (US)
4th September 2026
29AQI (US)
29AQI (US)
5th September 2026
30AQI (US)
30AQI (US)
6th September 2026
27AQI (US)
27AQI (US)
7th September 2026
33AQI (US)
33AQI (US)
8th September 2026
33AQI (US)
33AQI (US)
9th September 2026
36AQI (US)
36AQI (US)
10th September 2026
28AQI (US)
28AQI (US)
11th September 2026
31AQI (US)
31AQI (US)
12th September 2026
32AQI (US)
32AQI (US)
13th September 2026
37AQI (US)
37AQI (US)
14th September 2026
47AQI (US)
47AQI (US)
15th September 2026
45AQI (US)
45AQI (US)
16th September 2026
66AQI (US)
66AQI (US)
17th September 2026
51AQI (US)
51AQI (US)
18th September 2026
33AQI (US)
33AQI (US)
19th September 2026
30AQI (US)
30AQI (US)
20th September 2026
39AQI (US)
39AQI (US)
21st September 2026
63AQI (US)
63AQI (US)
22nd September 2026
55AQI (US)
55AQI (US)
23rd September 2026
49AQI (US)
49AQI (US)
24th September 2026
35AQI (US)
35AQI (US)
25th September 2026
55AQI (US)
55AQI (US)
26th September 2026
21AQI (US)
21AQI (US)
27th September 2026
18AQI (US)
18AQI (US)
28th September 2026
37AQI (US)
37AQI (US)
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
108AQI (US)
109AQI (US)
103AQI (US)
86AQI (US)
66AQI (US)
49AQI (US)
41AQI (US)
36AQI (US)
37AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202671AQI (US)
1
13
11
6
4
8
11
5
2
11
18
5
15
9
1
5
25
1
19
10
1
23
8
28
3
23
5
110
98
51
12
Highest AQI (US) recorded in
February109AQI (US)
Lowest AQI (US) recorded in
August36AQI (US)
202585AQI (US)
8
18
5
19
7
2
17
14
15
15
24
7
30
11
20
2
29
7
23
5
24
2
3
12
8
7
5
12
10
4
33
233
81
18
Highest AQI (US) recorded in
January116AQI (US)
Lowest AQI (US) recorded in
September57AQI (US)
202481AQI (US)
2
10
8
11
3
13
6
4
3
1
11
18
1
4
20
6
4
21
6
8
22
11
19
1
15
15
1
23
7
8
19
4
3
21
6
8
22
1
82
186
78
17
3
Highest AQI (US) recorded in
January120AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202383AQI (US)
1
11
12
7
2
17
9
1
13
11
6
19
9
1
1
4
22
5
10
19
1
13
18
16
13
2
18
10
2
7
15
9
2
11
9
4
3
10
8
9
1
77
178
77
27
2
Highest AQI (US) recorded in
December117AQI (US)
Lowest AQI (US) recorded in
August54AQI (US)
202284AQI (US)
9
13
9
9
9
4
2
12
16
1
2
16
11
1
7
19
5
7
22
1
9
15
1
12
14
2
6
24
1
6
20
3
1
20
7
4
52
180
68
20
Highest AQI (US) recorded in
January122AQI (US)
Lowest AQI (US) recorded in
August50AQI (US)
202186AQI (US)
9
15
6
4
13
9
2
15
12
2
2
2
23
4
1
1
23
5
1
1
4
25
1
21
9
1
11
10
9
21
11
10
9
1
4
12
13
1
1
10
10
10
68
180
79
23
2
2
Highest AQI (US) recorded in
January122AQI (US)
Lowest AQI (US) recorded in
July50AQI (US)
202083AQI (US)
2
8
3
1
9
8
3
1
10
7
8
18
4
8
23
6
25
7
17
6
2
27
2
4
17
7
2
1
9
10
10
1
40
163
47
15
1
Highest AQI (US) recorded in
December123AQI (US)
Lowest AQI (US) recorded in
July60AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
86AQI (US)Least Polluted Year Recorded
2026(Avg.)
71AQI (US)Yancheng's annual 2026 AQI (US) (71) shows an average percentage change of -15.1% (improved AQI (US)) compared to previous years: 2020 (83), 2021 (86), 2022 (84), 2023 (83), 2024 (81), 2025 (85).
