Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Yongan, Chongqing, 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

Yongan, Chongqing, China

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
28th Sep 2024
92AQI
Lowest AQI recorded on
30th Sep 2023
20AQI

Same Day Analysis (28th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 41 of Good air quality, showing improvement over 2024 and 2022 on the same day.

Day & Night AQI Trend: 27th Sep - 28th Sep 2026

Yongan, Chongqing, China

AQI
Day
Night
.

6 AM27th Sep 2026

6 PM

5 AM28th Sep 2026

Day time
Avg. Highest Time
3PM27th Sep

48AQI

Avg. Lowest Time
7AM27th Sep

30AQI

Night time
Avg. Highest Time
10PM27th Sep

50AQI

Avg. Lowest Time
5AM28th Sep

37AQI

In the last 24 hours,

Yongan's AQI reached its highest point of 50 at 10 PM during the Night, while the lowest point, 30, was recorded at 7 AM during the Day between 27th Sep and 28th Sep 2026.

Day & Night AQI Trend : Aug - Sep 2026

Yongan, Chongqing, 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 2026276 AMAQI
30th Aug 2026317 AMAQI
30th Aug 2026318 AMAQI
30th Aug 2026329 AMAQI
30th Aug 20263010 AMAQI
30th Aug 20262811 AMAQI
30th Aug 20262812 PMAQI
30th Aug 2026341 PMAQI
30th Aug 2026362 PMAQI
30th Aug 2026403 PMAQI
30th Aug 2026374 PMAQI
30th Aug 2026435 PMAQI
30th Aug 2026506 PMAQI
30th Aug 2026457 PMAQI
30th Aug 2026488 PMAQI
30th Aug 2026589 PMAQI
30th Aug 20265510 PMAQI
30th Aug 20265411 PMAQI
31st Aug 20265012 AMAQI
31st Aug 2026471 AMAQI
31st Aug 2026472 AMAQI
31st Aug 2026463 AMAQI
31st Aug 2026454 AMAQI
31st Aug 2026425 AMAQI

25°C21/32°C

31st Aug 2026446 AMAQI
31st Aug 2026477 AMAQI
31st Aug 2026468 AMAQI
31st Aug 2026479 AMAQI
31st Aug 20264310 AMAQI
31st Aug 20264211 AMAQI
31st Aug 20264312 PMAQI
31st Aug 2026491 PMAQI
31st Aug 2026442 PMAQI
31st Aug 2026383 PMAQI
31st Aug 2026364 PMAQI
31st Aug 2026355 PMAQI
31st Aug 2026376 PMAQI
31st Aug 2026447 PMAQI
31st Aug 2026558 PMAQI
31st Aug 2026609 PMAQI
31st Aug 20267010 PMAQI
31st Aug 20266611 PMAQI
1st Sep 20266212 AMAQI
1st Sep 2026481 AMAQI
1st Sep 2026482 AMAQI
1st Sep 2026483 AMAQI
1st Sep 2026464 AMAQI
1st Sep 2026355 AMAQI

25°C19/32°C

1st Sep 2026446 AMAQI
1st Sep 2026477 AMAQI
1st Sep 2026508 AMAQI
1st Sep 2026469 AMAQI
1st Sep 20265510 AMAQI
1st Sep 20265411 AMAQI
1st Sep 20264912 PMAQI
1st Sep 2026381 PMAQI
1st Sep 2026312 PMAQI
1st Sep 2026353 PMAQI
1st Sep 2026274 PMAQI
1st Sep 2026285 PMAQI
1st Sep 2026286 PMAQI
1st Sep 2026327 PMAQI
1st Sep 2026428 PMAQI
1st Sep 2026579 PMAQI
1st Sep 20266410 PMAQI
1st Sep 20265511 PMAQI
2nd Sep 20266112 AMAQI
2nd Sep 2026521 AMAQI
2nd Sep 2026522 AMAQI
2nd Sep 2026523 AMAQI
2nd Sep 2026514 AMAQI
2nd Sep 2026455 AMAQI

24°C17/31°C

2nd Sep 2026446 AMAQI
2nd Sep 2026447 AMAQI
2nd Sep 2026468 AMAQI
2nd Sep 2026459 AMAQI
2nd Sep 20263910 AMAQI
2nd Sep 20263711 AMAQI
2nd Sep 20263712 PMAQI
2nd Sep 2026301 PMAQI
2nd Sep 2026312 PMAQI
2nd Sep 2026313 PMAQI
2nd Sep 2026264 PMAQI
2nd Sep 2026265 PMAQI
2nd Sep 2026296 PMAQI
2nd Sep 2026357 PMAQI
2nd Sep 2026468 PMAQI
2nd Sep 2026509 PMAQI
2nd Sep 20265210 PMAQI
2nd Sep 20266211 PMAQI
3rd Sep 20265812 AMAQI
3rd Sep 2026551 AMAQI
3rd Sep 2026502 AMAQI
3rd Sep 2026473 AMAQI
3rd Sep 2026424 AMAQI
3rd Sep 2026445 AMAQI

22°C17/30°C

3rd Sep 2026446 AMAQI
3rd Sep 2026437 AMAQI
3rd Sep 2026528 AMAQI
3rd Sep 2026519 AMAQI
3rd Sep 20264810 AMAQI
3rd Sep 20263611 AMAQI
3rd Sep 20264212 PMAQI
3rd Sep 2026401 PMAQI
3rd Sep 2026342 PMAQI
3rd Sep 2026283 PMAQI
3rd Sep 2026284 PMAQI
3rd Sep 2026255 PMAQI
3rd Sep 2026286 PMAQI
3rd Sep 2026337 PMAQI
3rd Sep 2026468 PMAQI
3rd Sep 2026559 PMAQI
3rd Sep 20266610 PMAQI
3rd Sep 20266011 PMAQI
4th Sep 20265612 AMAQI
4th Sep 2026601 AMAQI
4th Sep 2026552 AMAQI
4th Sep 2026553 AMAQI
4th Sep 2026514 AMAQI
4th Sep 2026495 AMAQI

22°C16/30°C

4th Sep 2026536 AMAQI
4th Sep 2026557 AMAQI
4th Sep 2026518 AMAQI
4th Sep 2026549 AMAQI
4th Sep 20265510 AMAQI
4th Sep 20264211 AMAQI
4th Sep 20264012 PMAQI
4th Sep 2026451 PMAQI
4th Sep 2026442 PMAQI
4th Sep 2026383 PMAQI
4th Sep 2026324 PMAQI
4th Sep 2026305 PMAQI
4th Sep 2026386 PMAQI
4th Sep 2026497 PMAQI
4th Sep 2026578 PMAQI
4th Sep 2026629 PMAQI
4th Sep 20267510 PMAQI
4th Sep 20266911 PMAQI
5th Sep 20266712 AMAQI
5th Sep 2026661 AMAQI
5th Sep 2026642 AMAQI
5th Sep 2026603 AMAQI
5th Sep 2026604 AMAQI
5th Sep 2026605 AMAQI

24°C18/31°C

5th Sep 2026616 AMAQI
5th Sep 2026687 AMAQI
5th Sep 2026698 AMAQI
5th Sep 2026749 AMAQI
5th Sep 20267510 AMAQI
5th Sep 20266711 AMAQI
5th Sep 20266112 PMAQI
5th Sep 2026581 PMAQI
5th Sep 2026582 PMAQI
5th Sep 2026463 PMAQI
5th Sep 2026504 PMAQI
5th Sep 2026525 PMAQI
5th Sep 2026496 PMAQI
5th Sep 2026547 PMAQI
5th Sep 2026688 PMAQI
5th Sep 2026769 PMAQI
5th Sep 20267010 PMAQI
5th Sep 20267311 PMAQI
6th Sep 20266612 AMAQI
6th Sep 2026651 AMAQI
6th Sep 2026682 AMAQI
6th Sep 2026623 AMAQI
6th Sep 2026604 AMAQI
6th Sep 2026625 AMAQI

26°C19/33°C

6th Sep 2026606 AMAQI
6th Sep 2026687 AMAQI
6th Sep 2026728 AMAQI
6th Sep 2026699 AMAQI
6th Sep 20266010 AMAQI
6th Sep 20265111 AMAQI
6th Sep 20265212 PMAQI
6th Sep 2026471 PMAQI
6th Sep 2026442 PMAQI
6th Sep 2026383 PMAQI
6th Sep 2026454 PMAQI
6th Sep 2026465 PMAQI
6th Sep 2026466 PMAQI
6th Sep 2026457 PMAQI
6th Sep 2026548 PMAQI
6th Sep 2026689 PMAQI
6th Sep 20266910 PMAQI
6th Sep 20266611 PMAQI
7th Sep 20266412 AMAQI
7th Sep 2026641 AMAQI
7th Sep 2026652 AMAQI
7th Sep 2026663 AMAQI
7th Sep 2026664 AMAQI
7th Sep 2026645 AMAQI

26°C20/33°C

7th Sep 2026626 AMAQI
7th Sep 2026657 AMAQI
7th Sep 2026668 AMAQI
7th Sep 2026609 AMAQI
7th Sep 20266610 AMAQI
7th Sep 20264811 AMAQI
7th Sep 20264912 PMAQI
7th Sep 2026441 PMAQI
7th Sep 2026452 PMAQI
7th Sep 2026423 PMAQI
7th Sep 2026354 PMAQI
7th Sep 2026395 PMAQI
7th Sep 2026446 PMAQI
7th Sep 2026507 PMAQI
7th Sep 2026668 PMAQI
7th Sep 2026699 PMAQI
7th Sep 20267510 PMAQI
7th Sep 20266811 PMAQI
8th Sep 20266612 AMAQI
8th Sep 2026701 AMAQI
8th Sep 2026692 AMAQI
8th Sep 2026673 AMAQI
8th Sep 2026664 AMAQI
8th Sep 2026585 AMAQI

26°C20/34°C

8th Sep 2026576 AMAQI
8th Sep 2026587 AMAQI
8th Sep 2026638 AMAQI
8th Sep 2026649 AMAQI
8th Sep 20266410 AMAQI
8th Sep 20266211 AMAQI
8th Sep 20265612 PMAQI
8th Sep 2026511 PMAQI
8th Sep 2026492 PMAQI
8th Sep 2026443 PMAQI
8th Sep 2026524 PMAQI
8th Sep 2026545 PMAQI
8th Sep 2026566 PMAQI
8th Sep 2026577 PMAQI
8th Sep 2026768 PMAQI
8th Sep 2026829 PMAQI
8th Sep 20268410 PMAQI
8th Sep 20268011 PMAQI
9th Sep 20266612 AMAQI
9th Sep 2026631 AMAQI
9th Sep 2026662 AMAQI
9th Sep 2026703 AMAQI
9th Sep 2026764 AMAQI
9th Sep 2026825 AMAQI

27°C21/35°C

9th Sep 2026766 AMAQI
9th Sep 2026797 AMAQI
9th Sep 2026818 AMAQI
9th Sep 2026749 AMAQI
9th Sep 20267610 AMAQI
9th Sep 20267411 AMAQI
9th Sep 20267212 PMAQI
9th Sep 2026691 PMAQI
9th Sep 2026632 PMAQI
9th Sep 2026563 PMAQI
9th Sep 2026564 PMAQI
9th Sep 2026615 PMAQI
9th Sep 2026666 PMAQI
9th Sep 2026627 PMAQI
9th Sep 2026588 PMAQI
9th Sep 2026629 PMAQI
9th Sep 20265610 PMAQI
9th Sep 20265411 PMAQI
10th Sep 20265412 AMAQI
10th Sep 2026451 AMAQI
10th Sep 2026432 AMAQI
10th Sep 2026373 AMAQI
10th Sep 2026314 AMAQI
10th Sep 2026255 AMAQI

23°C19/29°C

10th Sep 2026246 AMAQI
10th Sep 2026237 AMAQI
10th Sep 2026228 AMAQI
10th Sep 2026209 AMAQI
10th Sep 20262310 AMAQI
10th Sep 20262811 AMAQI
10th Sep 20262412 PMAQI
10th Sep 2026271 PMAQI
10th Sep 2026342 PMAQI
10th Sep 2026243 PMAQI
10th Sep 2026224 PMAQI
10th Sep 2026225 PMAQI
10th Sep 2026346 PMAQI
10th Sep 2026267 PMAQI
10th Sep 2026288 PMAQI
10th Sep 2026309 PMAQI
10th Sep 20262710 PMAQI
10th Sep 20262611 PMAQI
11th Sep 20262412 AMAQI
11th Sep 2026221 AMAQI
11th Sep 2026222 AMAQI
11th Sep 2026243 AMAQI
11th Sep 2026234 AMAQI
11th Sep 2026265 AMAQI

17°C15/18°C

11th Sep 2026386 AMAQI
11th Sep 2026277 AMAQI
11th Sep 2026258 AMAQI
11th Sep 2026359 AMAQI
11th Sep 20263610 AMAQI
11th Sep 20263211 AMAQI
11th Sep 20263212 PMAQI
11th Sep 2026311 PMAQI
11th Sep 2026302 PMAQI
11th Sep 2026233 PMAQI
11th Sep 2026254 PMAQI
11th Sep 2026295 PMAQI
11th Sep 2026306 PMAQI
11th Sep 2026287 PMAQI
11th Sep 2026498 PMAQI
11th Sep 2026499 PMAQI
11th Sep 20266010 PMAQI
11th Sep 20265811 PMAQI
12th Sep 20265912 AMAQI
12th Sep 2026621 AMAQI
12th Sep 2026602 AMAQI
12th Sep 2026603 AMAQI
12th Sep 2026574 AMAQI
12th Sep 2026585 AMAQI

19°C16/22°C

12th Sep 2026606 AMAQI
12th Sep 2026557 AMAQI
12th Sep 2026558 AMAQI
12th Sep 2026699 AMAQI
12th Sep 20266910 AMAQI
12th Sep 20266511 AMAQI
12th Sep 20266012 PMAQI
12th Sep 2026651 PMAQI
12th Sep 2026662 PMAQI
12th Sep 2026663 PMAQI
12th Sep 2026654 PMAQI
12th Sep 2026625 PMAQI
12th Sep 2026656 PMAQI
12th Sep 2026707 PMAQI
12th Sep 2026758 PMAQI
12th Sep 2026609 PMAQI
12th Sep 20267810 PMAQI
12th Sep 20269511 PMAQI
13th Sep 20269212 AMAQI
13th Sep 2026841 AMAQI
13th Sep 2026772 AMAQI
13th Sep 2026703 AMAQI
13th Sep 2026675 AMAQI

22°C18/28°C

13th Sep 2026646 AMAQI
13th Sep 2026667 AMAQI
13th Sep 2026648 AMAQI
13th Sep 2026639 AMAQI
13th Sep 20266610 AMAQI
13th Sep 20266611 AMAQI
13th Sep 20266112 PMAQI
13th Sep 2026621 PMAQI
13th Sep 2026582 PMAQI
13th Sep 2026563 PMAQI
13th Sep 2026544 PMAQI
13th Sep 2026655 PMAQI
13th Sep 2026586 PMAQI
13th Sep 2026567 PMAQI
13th Sep 2026568 PMAQI
13th Sep 2026609 PMAQI
13th Sep 20265910 PMAQI
13th Sep 20265811 PMAQI
14th Sep 20265512 AMAQI
14th Sep 2026621 AMAQI
14th Sep 2026542 AMAQI
14th Sep 2026573 AMAQI
14th Sep 2026564 AMAQI
14th Sep 2026605 AMAQI

22°C19/28°C

14th Sep 2026606 AMAQI
14th Sep 2026617 AMAQI
14th Sep 2026568 AMAQI
14th Sep 2026569 AMAQI
14th Sep 20265610 AMAQI
14th Sep 20265911 AMAQI
14th Sep 20266012 PMAQI
14th Sep 2026621 PMAQI
14th Sep 2026782 PMAQI
14th Sep 2026673 PMAQI
14th Sep 2026644 PMAQI
14th Sep 2026695 PMAQI
14th Sep 2026746 PMAQI
14th Sep 2026807 PMAQI
14th Sep 2026728 PMAQI
14th Sep 2026649 PMAQI
14th Sep 20266010 PMAQI
14th Sep 20266611 PMAQI
15th Sep 20264812 AMAQI
15th Sep 2026411 AMAQI
15th Sep 2026392 AMAQI
15th Sep 2026413 AMAQI
15th Sep 2026374 AMAQI
15th Sep 2026335 AMAQI

18°C16/20°C

15th Sep 2026346 AMAQI
15th Sep 2026377 AMAQI
15th Sep 2026408 AMAQI
15th Sep 2026369 AMAQI
15th Sep 20264110 AMAQI
15th Sep 20263811 AMAQI
15th Sep 20263612 PMAQI
15th Sep 2026441 PMAQI
15th Sep 2026502 PMAQI
15th Sep 2026513 PMAQI
15th Sep 2026524 PMAQI
15th Sep 2026505 PMAQI
15th Sep 2026466 PMAQI
15th Sep 2026447 PMAQI
15th Sep 2026448 PMAQI
15th Sep 2026469 PMAQI
15th Sep 20264510 PMAQI
15th Sep 20264311 PMAQI
16th Sep 20264812 AMAQI
16th Sep 2026381 AMAQI
16th Sep 2026422 AMAQI
16th Sep 2026363 AMAQI
16th Sep 2026344 AMAQI
16th Sep 2026305 AMAQI

16°C15/18°C

16th Sep 2026296 AMAQI
16th Sep 2026307 AMAQI
16th Sep 2026308 AMAQI
16th Sep 2026289 AMAQI
16th Sep 20262510 AMAQI
16th Sep 20262411 AMAQI
16th Sep 20262512 PMAQI
16th Sep 2026241 PMAQI
16th Sep 2026242 PMAQI
16th Sep 2026243 PMAQI
16th Sep 2026224 PMAQI
16th Sep 2026345 PMAQI
16th Sep 2026276 PMAQI
16th Sep 2026307 PMAQI
16th Sep 2026288 PMAQI
16th Sep 2026279 PMAQI
16th Sep 20262410 PMAQI
16th Sep 20263211 PMAQI
17th Sep 20263612 AMAQI
17th Sep 2026301 AMAQI
17th Sep 2026322 AMAQI
17th Sep 2026333 AMAQI
17th Sep 2026264 AMAQI
17th Sep 2026335 AMAQI

15°C14/16°C

17th Sep 2026356 AMAQI
17th Sep 2026287 AMAQI
17th Sep 2026268 AMAQI
17th Sep 2026289 AMAQI
17th Sep 20262710 AMAQI
17th Sep 20262511 AMAQI
17th Sep 20263112 PMAQI
17th Sep 2026311 PMAQI
17th Sep 2026252 PMAQI
17th Sep 2026223 PMAQI
17th Sep 2026244 PMAQI
17th Sep 2026275 PMAQI
17th Sep 2026266 PMAQI
17th Sep 2026257 PMAQI
17th Sep 2026268 PMAQI
17th Sep 2026249 PMAQI
17th Sep 20264010 PMAQI
17th Sep 20264111 PMAQI
18th Sep 20264212 AMAQI
18th Sep 2026421 AMAQI
18th Sep 2026422 AMAQI
18th Sep 2026423 AMAQI
18th Sep 2026484 AMAQI
18th Sep 2026415 AMAQI

17°C15/19°C

18th Sep 2026486 AMAQI
18th Sep 2026477 AMAQI
18th Sep 2026498 AMAQI
18th Sep 2026509 AMAQI
18th Sep 20265410 AMAQI
18th Sep 20265511 AMAQI
18th Sep 20265312 PMAQI
18th Sep 2026501 PMAQI
18th Sep 2026512 PMAQI
18th Sep 2026483 PMAQI
18th Sep 2026444 PMAQI
18th Sep 2026415 PMAQI
18th Sep 2026326 PMAQI
18th Sep 2026387 PMAQI
18th Sep 2026448 PMAQI
18th Sep 2026469 PMAQI
18th Sep 20264110 PMAQI
18th Sep 20264211 PMAQI
19th Sep 20264912 AMAQI
19th Sep 2026541 AMAQI
19th Sep 2026512 AMAQI
19th Sep 2026523 AMAQI
19th Sep 2026524 AMAQI
19th Sep 2026475 AMAQI

17°C16/20°C

19th Sep 2026486 AMAQI
19th Sep 2026577 AMAQI
19th Sep 2026588 AMAQI
19th Sep 2026619 AMAQI
19th Sep 20265010 AMAQI
19th Sep 20265511 AMAQI
19th Sep 20265012 PMAQI
19th Sep 2026531 PMAQI
19th Sep 2026532 PMAQI
19th Sep 2026523 PMAQI
19th Sep 2026514 PMAQI
19th Sep 2026495 PMAQI
19th Sep 2026446 PMAQI
19th Sep 2026467 PMAQI
19th Sep 2026508 PMAQI
19th Sep 2026599 PMAQI
19th Sep 20265910 PMAQI
19th Sep 20265911 PMAQI
20th Sep 20265512 AMAQI
20th Sep 2026551 AMAQI
20th Sep 2026562 AMAQI
20th Sep 2026563 AMAQI
20th Sep 2026584 AMAQI
20th Sep 2026585 AMAQI

21°C17/28°C

20th Sep 2026556 AMAQI
20th Sep 2026517 AMAQI
20th Sep 2026648 AMAQI
20th Sep 2026599 AMAQI
20th Sep 20265710 AMAQI
20th Sep 20265011 AMAQI
20th Sep 20264412 PMAQI
20th Sep 2026521 PMAQI
20th Sep 2026512 PMAQI
20th Sep 2026443 PMAQI
20th Sep 2026494 PMAQI
20th Sep 2026425 PMAQI
20th Sep 2026386 PMAQI
20th Sep 2026367 PMAQI
20th Sep 2026358 PMAQI
20th Sep 2026389 PMAQI
20th Sep 20263810 PMAQI
20th Sep 20263611 PMAQI
21st Sep 20263012 AMAQI
21st Sep 2026331 AMAQI
21st Sep 2026322 AMAQI
21st Sep 2026283 AMAQI
21st Sep 2026274 AMAQI
21st Sep 2026245 AMAQI

22°C18/29°C

21st Sep 2026256 AMAQI
21st Sep 2026247 AMAQI
21st Sep 2026248 AMAQI
21st Sep 2026249 AMAQI
21st Sep 20263010 AMAQI
21st Sep 20262711 AMAQI
21st Sep 20262912 PMAQI
21st Sep 2026261 PMAQI
21st Sep 2026262 PMAQI
21st Sep 2026323 PMAQI
21st Sep 2026224 PMAQI
21st Sep 2026245 PMAQI
21st Sep 2026256 PMAQI
21st Sep 2026247 PMAQI
21st Sep 2026248 PMAQI
21st Sep 2026279 PMAQI
21st Sep 20262410 PMAQI
21st Sep 20262511 PMAQI
22nd Sep 20262712 AMAQI
22nd Sep 2026281 AMAQI
22nd Sep 2026262 AMAQI
22nd Sep 2026253 AMAQI
22nd Sep 2026254 AMAQI
22nd Sep 2026385 AMAQI

19°C18/19°C

22nd Sep 2026406 AMAQI
22nd Sep 2026367 AMAQI
22nd Sep 2026278 AMAQI
22nd Sep 2026279 AMAQI
22nd Sep 20262910 AMAQI
22nd Sep 20263211 AMAQI
22nd Sep 20263212 PMAQI
22nd Sep 2026311 PMAQI
22nd Sep 2026352 PMAQI
22nd Sep 2026363 PMAQI
22nd Sep 2026444 PMAQI
22nd Sep 2026365 PMAQI
22nd Sep 2026486 PMAQI
22nd Sep 2026567 PMAQI
22nd Sep 2026528 PMAQI
22nd Sep 2026509 PMAQI
22nd Sep 20265610 PMAQI
22nd Sep 20266111 PMAQI
23rd Sep 20266212 AMAQI
23rd Sep 2026521 AMAQI
23rd Sep 2026532 AMAQI
23rd Sep 2026563 AMAQI
23rd Sep 2026574 AMAQI
23rd Sep 2026605 AMAQI

18°C18/19°C

23rd Sep 2026566 AMAQI
23rd Sep 2026587 AMAQI
23rd Sep 2026588 AMAQI
23rd Sep 2026549 AMAQI
23rd Sep 20265410 AMAQI
23rd Sep 20265811 AMAQI
23rd Sep 20266412 PMAQI
23rd Sep 2026671 PMAQI
23rd Sep 2026692 PMAQI
23rd Sep 2026563 PMAQI
23rd Sep 2026554 PMAQI
23rd Sep 2026575 PMAQI
23rd Sep 2026606 PMAQI
23rd Sep 2026627 PMAQI
23rd Sep 2026658 PMAQI
23rd Sep 2026619 PMAQI
23rd Sep 20266610 PMAQI
23rd Sep 20267111 PMAQI
24th Sep 20266612 AMAQI
24th Sep 2026601 AMAQI
24th Sep 2026612 AMAQI
24th Sep 2026603 AMAQI
24th Sep 2026584 AMAQI
24th Sep 2026565 AMAQI

18°C18/20°C

24th Sep 2026586 AMAQI
24th Sep 2026567 AMAQI
24th Sep 2026548 AMAQI
24th Sep 2026569 AMAQI
24th Sep 20265510 AMAQI
24th Sep 20265311 AMAQI
24th Sep 20264812 PMAQI
24th Sep 2026481 PMAQI
24th Sep 2026402 PMAQI
24th Sep 2026343 PMAQI
24th Sep 2026294 PMAQI
24th Sep 2026275 PMAQI
24th Sep 2026366 PMAQI
24th Sep 2026317 PMAQI
24th Sep 2026298 PMAQI
24th Sep 2026319 PMAQI
24th Sep 20263810 PMAQI
24th Sep 20263711 PMAQI
25th Sep 20264012 AMAQI
25th Sep 2026351 AMAQI
25th Sep 2026332 AMAQI
25th Sep 2026303 AMAQI
25th Sep 2026334 AMAQI
25th Sep 2026325 AMAQI

22°C18/30°C

25th Sep 2026326 AMAQI
25th Sep 2026267 AMAQI
25th Sep 2026278 AMAQI
25th Sep 2026309 AMAQI
25th Sep 20263010 AMAQI
25th Sep 20263011 AMAQI
25th Sep 20263412 PMAQI
25th Sep 2026351 PMAQI
25th Sep 2026382 PMAQI
25th Sep 2026313 PMAQI
25th Sep 2026354 PMAQI
25th Sep 2026365 PMAQI
25th Sep 2026376 PMAQI
25th Sep 2026427 PMAQI
25th Sep 2026438 PMAQI
25th Sep 2026439 PMAQI
25th Sep 20264210 PMAQI
25th Sep 20264211 PMAQI
26th Sep 20264412 AMAQI
26th Sep 2026431 AMAQI
26th Sep 2026402 AMAQI
26th Sep 2026403 AMAQI
26th Sep 2026394 AMAQI
26th Sep 2026365 AMAQI

23°C20/29°C

26th Sep 2026326 AMAQI
26th Sep 2026347 AMAQI
26th Sep 2026368 AMAQI
26th Sep 2026349 AMAQI
26th Sep 20263810 AMAQI
26th Sep 20264411 AMAQI
26th Sep 20264212 PMAQI
26th Sep 2026461 PMAQI
26th Sep 2026442 PMAQI
26th Sep 2026443 PMAQI
26th Sep 2026444 PMAQI
26th Sep 2026465 PMAQI
26th Sep 2026456 PMAQI
26th Sep 2026437 PMAQI
26th Sep 2026488 PMAQI
26th Sep 2026439 PMAQI
26th Sep 20264410 PMAQI
26th Sep 20264111 PMAQI
27th Sep 20263912 AMAQI
27th Sep 2026381 AMAQI
27th Sep 2026372 AMAQI
27th Sep 2026313 AMAQI
27th Sep 2026334 AMAQI
27th Sep 2026305 AMAQI

23°C20/28°C

27th Sep 2026306 AMAQI
27th Sep 2026307 AMAQI
27th Sep 2026328 AMAQI
27th Sep 2026329 AMAQI
27th Sep 20263810 AMAQI
27th Sep 20264011 AMAQI
27th Sep 20263812 PMAQI
27th Sep 2026421 PMAQI
27th Sep 2026462 PMAQI
27th Sep 2026483 PMAQI
27th Sep 2026424 PMAQI
27th Sep 2026425 PMAQI
27th Sep 2026446 PMAQI
27th Sep 2026437 PMAQI
27th Sep 2026488 PMAQI
27th Sep 2026479 PMAQI
27th Sep 20265010 PMAQI
27th Sep 20264911 PMAQI
28th Sep 20264812 AMAQI
28th Sep 2026501 AMAQI
28th Sep 2026462 AMAQI
28th Sep 2026443 AMAQI
28th Sep 2026404 AMAQI
28th Sep 2026375 AMAQI

23°C20/29°C

28th Sep 2026396 AMAQI
6 AM
28th Sep 2026377 AMAQI
28th Sep 2026348 AMAQI
28th Sep 2026359 AMAQI
28th Sep 20263610 AMAQI
28th Sep 20264311 AMAQI
28th Sep 20264312 PMAQI
12 PM
28th Sep 2026431 PMAQI
28th Sep 2026432 PMAQI
28th Sep 2026413 PMAQI
28th Sep 2026384 PMAQI
28th Sep 2026405 PMAQI
28th Sep 2026416 PMAQI
6 PM
28th Sep 2026477 PMAQI
28th Sep 2026438 PMAQI
28th Sep 2026449 PMAQI
28th Sep 20264410 PMAQI
28th Sep 20263711 PMAQI
12 AM
5 AM

21°C19/24°C

Day time
Avg. Highest Time
6 AM - 10 AM

47AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
3 PM - 5 PM

41AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 47), while the lowest AQI was between 3 PM to 5 PM (Avg. 41).
Night time
Avg. Highest Time
10 PM - 11 PM

54AQI

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

46AQI

4 hours / Day
120 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 3 AM to 7 PM (Avg. 46).

2026 Days Vs Air Quality

Yongan, Chongqing, China

2026

47%

128

41%

111

11%

31

0.3%

1

Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)

Good
128 Days
Moderate
111 Days
Poor
31 Days
Unhealthy
1 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 47%

Health Risk Level:

Significant

In 2026, 47% of 271 days were within WHO’s safe air quality limits, and 53% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Yongan, Chongqing, 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
58AQI (US)
2nd January 2026
86AQI (US)
3rd January 2026
113AQI (US)
4th January 2026
106AQI (US)
5th January 2026
105AQI (US)
6th January 2026
86AQI (US)
7th January 2026
92AQI (US)
8th January 2026
102AQI (US)
9th January 2026
106AQI (US)
10th January 2026
105AQI (US)
11th January 2026
102AQI (US)
12th January 2026
108AQI (US)
13th January 2026
122AQI (US)
14th January 2026
130AQI (US)
15th January 2026
140AQI (US)
16th January 2026
136AQI (US)
17th January 2026
150AQI (US)
18th January 2026
165AQI (US)
19th January 2026
107AQI (US)
20th January 2026
80AQI (US)
21st January 2026
95AQI (US)
22nd January 2026
96AQI (US)
23rd January 2026
90AQI (US)
24th January 2026
86AQI (US)
25th January 2026
89AQI (US)
26th January 2026
68AQI (US)
27th January 2026
70AQI (US)
28th January 2026
88AQI (US)
29th January 2026
66AQI (US)
30th January 2026
37AQI (US)
31st January 2026
66AQI (US)
1st February 2026
82AQI (US)
2nd February 2026
86AQI (US)
3rd February 2026
120AQI (US)
4th February 2026
125AQI (US)
5th February 2026
132AQI (US)
6th February 2026
134AQI (US)
7th February 2026
149AQI (US)
8th February 2026
132AQI (US)
9th February 2026
105AQI (US)
10th February 2026
90AQI (US)
11th February 2026
88AQI (US)
12th February 2026
94AQI (US)
13th February 2026
118AQI (US)
14th February 2026
121AQI (US)
15th February 2026
117AQI (US)
16th February 2026
72AQI (US)
17th February 2026
97AQI (US)
18th February 2026
111AQI (US)
19th February 2026
101AQI (US)
20th February 2026
104AQI (US)
21st February 2026
100AQI (US)
22nd February 2026
109AQI (US)
23rd February 2026
112AQI (US)
24th February 2026
74AQI (US)
25th February 2026
75AQI (US)
26th February 2026
58AQI (US)
27th February 2026
36AQI (US)
28th February 2026
42AQI (US)
1st March 2026
32AQI (US)
2nd March 2026
40AQI (US)
3rd March 2026
44AQI (US)
4th March 2026
67AQI (US)
5th March 2026
86AQI (US)
6th March 2026
85AQI (US)
7th March 2026
72AQI (US)
8th March 2026
41AQI (US)
9th March 2026
56AQI (US)
10th March 2026
58AQI (US)
11th March 2026
55AQI (US)
12th March 2026
96AQI (US)
13th March 2026
112AQI (US)
14th March 2026
128AQI (US)
15th March 2026
28AQI (US)
16th March 2026
16AQI (US)
17th March 2026
49AQI (US)
18th March 2026
42AQI (US)
19th March 2026
68AQI (US)
20th March 2026
68AQI (US)
21st March 2026
67AQI (US)
22nd March 2026
77AQI (US)
23rd March 2026
79AQI (US)
24th March 2026
52AQI (US)
25th March 2026
40AQI (US)
26th March 2026
52AQI (US)
27th March 2026
52AQI (US)
28th March 2026
56AQI (US)
29th March 2026
62AQI (US)
30th March 2026
21AQI (US)
31st March 2026
34AQI (US)
1st April 2026
51AQI (US)
2nd April 2026
57AQI (US)
3rd April 2026
52AQI (US)
4th April 2026
74AQI (US)
5th April 2026
81AQI (US)
6th April 2026
80AQI (US)
7th April 2026
68AQI (US)
8th April 2026
55AQI (US)
9th April 2026
68AQI (US)
10th April 2026
60AQI (US)
11th April 2026
46AQI (US)
12th April 2026
50AQI (US)
13th April 2026
51AQI (US)
14th April 2026
49AQI (US)
15th April 2026
46AQI (US)
16th April 2026
66AQI (US)
17th April 2026
64AQI (US)
18th April 2026
57AQI (US)
19th April 2026
71AQI (US)
20th April 2026
97AQI (US)
21st April 2026
55AQI (US)
22nd April 2026
21AQI (US)
23rd April 2026
28AQI (US)
24th April 2026
53AQI (US)
25th April 2026
64AQI (US)
26th April 2026
80AQI (US)
27th April 2026
69AQI (US)
28th April 2026
42AQI (US)
29th April 2026
50AQI (US)
30th April 2026
50AQI (US)
1st May 2026
67AQI (US)
2nd May 2026
46AQI (US)
3rd May 2026
42AQI (US)
4th May 2026
62AQI (US)
5th May 2026
62AQI (US)
6th May 2026
66AQI (US)
7th May 2026
43AQI (US)
8th May 2026
50AQI (US)
9th May 2026
53AQI (US)
10th May 2026
56AQI (US)
11th May 2026
73AQI (US)
12th May 2026
100AQI (US)
13th May 2026
68AQI (US)
14th May 2026
54AQI (US)
15th May 2026
60AQI (US)
16th May 2026
75AQI (US)
17th May 2026
73AQI (US)
18th May 2026
69AQI (US)
19th May 2026
66AQI (US)
20th May 2026
78AQI (US)
21st May 2026
85AQI (US)
22nd May 2026
93AQI (US)
23rd May 2026
78AQI (US)
24th May 2026
78AQI (US)
25th May 2026
79AQI (US)
26th May 2026
50AQI (US)
27th May 2026
30AQI (US)
28th May 2026
33AQI (US)
29th May 2026
35AQI (US)
30th May 2026
31AQI (US)
31st May 2026
40AQI (US)
1st June 2026
56AQI (US)
2nd June 2026
59AQI (US)
3rd June 2026
68AQI (US)
4th June 2026
79AQI (US)
5th June 2026
71AQI (US)
6th June 2026
68AQI (US)
7th June 2026
48AQI (US)
8th June 2026
20AQI (US)
9th June 2026
32AQI (US)
10th June 2026
53AQI (US)
11th June 2026
77AQI (US)
12th June 2026
46AQI (US)
13th June 2026
42AQI (US)
14th June 2026
59AQI (US)
15th June 2026
57AQI (US)
16th June 2026
68AQI (US)
17th June 2026
70AQI (US)
18th June 2026
58AQI (US)
19th June 2026
31AQI (US)
20th June 2026
25AQI (US)
21st June 2026
35AQI (US)
22nd June 2026
14AQI (US)
23rd June 2026
24AQI (US)
24th June 2026
22AQI (US)
25th June 2026
28AQI (US)
26th June 2026
38AQI (US)
27th June 2026
46AQI (US)
28th June 2026
54AQI (US)
29th June 2026
48AQI (US)
30th June 2026
34AQI (US)
1st July 2026
59AQI (US)
2nd July 2026
33AQI (US)
3rd July 2026
32AQI (US)
4th July 2026
34AQI (US)
5th July 2026
26AQI (US)
6th July 2026
26AQI (US)
7th July 2026
26AQI (US)
8th July 2026
33AQI (US)
9th July 2026
42AQI (US)
10th July 2026
27AQI (US)
11th July 2026
27AQI (US)
12th July 2026
30AQI (US)
13th July 2026
35AQI (US)
14th July 2026
40AQI (US)
15th July 2026
37AQI (US)
16th July 2026
43AQI (US)
17th July 2026
28AQI (US)
18th July 2026
30AQI (US)
19th July 2026
41AQI (US)
20th July 2026
50AQI (US)
21st July 2026
41AQI (US)
22nd July 2026
44AQI (US)
23rd July 2026
36AQI (US)
24th July 2026
38AQI (US)
25th July 2026
41AQI (US)
26th July 2026
32AQI (US)
27th July 2026
32AQI (US)
28th July 2026
25AQI (US)
29th July 2026
33AQI (US)
30th July 2026
35AQI (US)
31st July 2026
30AQI (US)
1st August 2026
30AQI (US)
2nd August 2026
33AQI (US)
3rd August 2026
32AQI (US)
4th August 2026
31AQI (US)
5th August 2026
34AQI (US)
6th August 2026
35AQI (US)
7th August 2026
32AQI (US)
8th August 2026
40AQI (US)
9th August 2026
44AQI (US)
10th August 2026
34AQI (US)
11th August 2026
34AQI (US)
12th August 2026
38AQI (US)
13th August 2026
38AQI (US)
14th August 2026
33AQI (US)
15th August 2026
29AQI (US)
16th August 2026
36AQI (US)
17th August 2026
45AQI (US)
18th August 2026
50AQI (US)
19th August 2026
50AQI (US)
20th August 2026
45AQI (US)
21st August 2026
46AQI (US)
22nd August 2026
36AQI (US)
23rd August 2026
37AQI (US)
24th August 2026
38AQI (US)
25th August 2026
31AQI (US)
26th August 2026
37AQI (US)
27th August 2026
36AQI (US)
28th August 2026
39AQI (US)
29th August 2026
32AQI (US)
30th August 2026
36AQI (US)
31st August 2026
47AQI (US)
1st September 2026
44AQI (US)
2nd September 2026
42AQI (US)
3rd September 2026
44AQI (US)
4th September 2026
50AQI (US)
5th September 2026
63AQI (US)
6th September 2026
58AQI (US)
7th September 2026
58AQI (US)
8th September 2026
62AQI (US)
9th September 2026
67AQI (US)
10th September 2026
29AQI (US)
11th September 2026
32AQI (US)
12th September 2026
65AQI (US)
13th September 2026
64AQI (US)
14th September 2026
63AQI (US)
15th September 2026
42AQI (US)
16th September 2026
30AQI (US)
17th September 2026
30AQI (US)
18th September 2026
45AQI (US)
19th September 2026
52AQI (US)
20th September 2026
49AQI (US)
21st September 2026
26AQI (US)
22nd September 2026
37AQI (US)
23rd September 2026
60AQI (US)
24th September 2026
46AQI (US)
25th September 2026
35AQI (US)
26th September 2026
41AQI (US)
27th September 2026
40AQI (US)
28th September 2026
41AQI (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

98AQI (US)

99AQI (US)

59AQI (US)

59AQI (US)

61AQI (US)

48AQI (US)

35AQI (US)

37AQI (US)

47AQI (US)

No. of days

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

202660AQI (US)

1
15
14
1
2
11
15
11
18
2
9
21
10
21
16
14
30
1
31
18
10
128
111
31
1

Highest AQI (US) recorded in

February

99AQI (US)

Lowest AQI (US) recorded in

July

35AQI (US)

202578AQI (US)

5
22
4
20
8
27
4
23
6
1
26
5
10
20
19
12
18
13
21
9
3
28
3
23
4
9
22
74
215
71
4
1

Highest AQI (US) recorded in

January

124AQI (US)

Lowest AQI (US) recorded in

September

44AQI (US)

202465AQI (US)

21
10
3
22
3
1
2
23
6
10
20
15
16
13
17
29
2
21
10
19
11
15
16
7
23
13
18
134
194
37
1

Highest AQI (US) recorded in

December

111AQI (US)

Lowest AQI (US) recorded in

July

43AQI (US)

202363AQI (US)

9
17
5
1
15
12
2
26
2
1
6
24
15
15
1
27
3
31
30
1
28
2
14
17
4
24
1
6
16
8
1
164
152
41
7

Highest AQI (US) recorded in

January

118AQI (US)

Lowest AQI (US) recorded in

July

33AQI (US)

202278AQI (US)

7
17
6
14
7
1
1
21
9
30
1
30
14
16
20
4
3
1
8
21
10
20
1
6
20
4
8
21
2
63
192
59
9

Highest AQI (US) recorded in

January

125AQI (US)

Lowest AQI (US) recorded in

August

41AQI (US)

202181AQI (US)

1
13
16
1
10
16
1
2
25
4
5
23
2
4
27
12
17
1
28
3
23
8
15
15
7
24
15
15
3
17
11
97
171
68
28

Highest AQI (US) recorded in

January

146AQI (US)

Lowest AQI (US) recorded in

August

43AQI (US)

202073AQI (US)

1
9
3
20
1
18
15
15
22
9
21
10
7
23
7
17
7
1
16
13
3
20
7
1
74
140
44
7
1

Highest AQI (US) recorded in

December

136AQI (US)

Lowest AQI (US) recorded in

July

44AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
81AQI (US)
Least Polluted Year Recorded
2026(Avg.)
60AQI (US)

Yongan's annual 2026 AQI (US) (60) shows an average percentage change of -17.05% (improved AQI (US)) compared to previous years: 2020 (73), 2021 (81), 2022 (78), 2023 (63), 2024 (65), 2025 (78).