Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Sanzhou, 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+

August Air Quality Analysis

Sanzhou, Chongqing, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Aug 2021
92AQI
Lowest AQI recorded on
13th Aug 2021
33AQI

Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 61 of Moderate air quality, showing improvement over 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 5th Aug - 6th Aug 2025

Sanzhou, Chongqing, China

AQI
Day
Night
.

5 AM5th Aug 2025

7 PM

4 AM6th Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
10PM5th Aug

70AQI

Avg. Lowest Time
5PM5th Aug

58AQI

In the last 24 hours,

Sanzhou's AQI reached its highest point of 70 at 10 PM during the Night, while the lowest point, 58, was recorded at 5 PM during the Night between 5th Aug and 6th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Sanzhou, Chongqing, China

JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
7th Jul 2025515 AMAQI
7th Jul 2025516 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025508 AMAQI
7th Jul 2025509 AMAQI
7th Jul 20254810 AMAQI
7th Jul 20254811 AMAQI
7th Jul 20254712 PMAQI
7th Jul 2025431 PMAQI
7th Jul 2025442 PMAQI
7th Jul 2025433 PMAQI
7th Jul 2025474 PMAQI
7th Jul 2025465 PMAQI
7th Jul 2025446 PMAQI
7th Jul 2025517 PMAQI
7th Jul 2025518 PMAQI
7th Jul 2025559 PMAQI
7th Jul 20255610 PMAQI
7th Jul 20255511 PMAQI
8th Jul 20255512 AMAQI
8th Jul 2025531 AMAQI
8th Jul 2025532 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025524 AMAQI

25°C20/32°C

8th Jul 2025525 AMAQI
8th Jul 2025526 AMAQI
8th Jul 2025527 AMAQI
8th Jul 2025528 AMAQI
8th Jul 2025539 AMAQI
8th Jul 20255310 AMAQI
8th Jul 20255111 AMAQI
8th Jul 20255012 PMAQI
8th Jul 2025501 PMAQI
8th Jul 2025512 PMAQI
8th Jul 2025503 PMAQI
8th Jul 2025504 PMAQI
8th Jul 2025515 PMAQI
8th Jul 2025426 PMAQI
8th Jul 2025457 PMAQI
8th Jul 2025528 PMAQI
8th Jul 2025569 PMAQI
8th Jul 20255510 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255712 AMAQI
9th Jul 2025541 AMAQI
9th Jul 2025532 AMAQI
9th Jul 2025533 AMAQI
9th Jul 2025534 AMAQI

24°C21/29°C

9th Jul 2025535 AMAQI
9th Jul 2025536 AMAQI
9th Jul 2025537 AMAQI
9th Jul 2025528 AMAQI
9th Jul 2025539 AMAQI
9th Jul 20255610 AMAQI
9th Jul 20255311 AMAQI
9th Jul 20255212 PMAQI
9th Jul 2025551 PMAQI
9th Jul 2025542 PMAQI
9th Jul 2025513 PMAQI
9th Jul 2025494 PMAQI
9th Jul 2025525 PMAQI
9th Jul 2025516 PMAQI
9th Jul 2025527 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025549 PMAQI
9th Jul 20255510 PMAQI
9th Jul 20255511 PMAQI
10th Jul 20255712 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025542 AMAQI
10th Jul 2025543 AMAQI
10th Jul 2025544 AMAQI

25°C21/30°C

10th Jul 2025545 AMAQI
10th Jul 2025546 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025498 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20255610 AMAQI
10th Jul 20255611 AMAQI
10th Jul 20255612 PMAQI
10th Jul 2025511 PMAQI
10th Jul 2025482 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025485 PMAQI
10th Jul 2025486 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025578 PMAQI
10th Jul 2025579 PMAQI
10th Jul 20255710 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025551 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025554 AMAQI

27°C22/32°C

11th Jul 2025555 AMAQI
11th Jul 2025556 AMAQI
11th Jul 2025557 AMAQI
11th Jul 2025548 AMAQI
11th Jul 2025549 AMAQI
11th Jul 20254810 AMAQI
11th Jul 20254511 AMAQI
11th Jul 20254612 PMAQI
11th Jul 2025471 PMAQI
11th Jul 2025492 PMAQI
11th Jul 2025483 PMAQI
11th Jul 2025484 PMAQI
11th Jul 2025475 PMAQI
11th Jul 2025566 PMAQI
11th Jul 2025607 PMAQI
11th Jul 2025598 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256510 PMAQI
11th Jul 20256311 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025571 AMAQI
12th Jul 2025552 AMAQI
12th Jul 2025553 AMAQI
12th Jul 2025544 AMAQI

27°C21/34°C

12th Jul 2025545 AMAQI
12th Jul 2025546 AMAQI
12th Jul 2025547 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025599 AMAQI
12th Jul 20256210 AMAQI
12th Jul 20256111 AMAQI
12th Jul 20255812 PMAQI
12th Jul 2025581 PMAQI
12th Jul 2025592 PMAQI
12th Jul 2025583 PMAQI
12th Jul 2025584 PMAQI
12th Jul 2025575 PMAQI
12th Jul 2025586 PMAQI
12th Jul 2025597 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20256311 PMAQI
13th Jul 20256512 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025573 AMAQI
13th Jul 2025574 AMAQI

27°C21/33°C

13th Jul 2025575 AMAQI
13th Jul 2025576 AMAQI
13th Jul 2025577 AMAQI
13th Jul 2025638 AMAQI
13th Jul 2025689 AMAQI
13th Jul 20256510 AMAQI
13th Jul 20256411 AMAQI
13th Jul 20256412 PMAQI
13th Jul 2025651 PMAQI
13th Jul 2025642 PMAQI
13th Jul 2025613 PMAQI
13th Jul 2025604 PMAQI
13th Jul 2025585 PMAQI
13th Jul 2025586 PMAQI
13th Jul 2025627 PMAQI
13th Jul 2025628 PMAQI
13th Jul 2025639 PMAQI
13th Jul 20256210 PMAQI
13th Jul 20256511 PMAQI
14th Jul 20256512 AMAQI
14th Jul 2025591 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
14th Jul 2025604 AMAQI

27°C21/33°C

14th Jul 2025605 AMAQI
14th Jul 2025606 AMAQI
14th Jul 2025607 AMAQI
14th Jul 2025648 AMAQI
14th Jul 2025679 AMAQI
14th Jul 20256410 AMAQI
14th Jul 20255911 AMAQI
14th Jul 20256112 PMAQI
14th Jul 2025611 PMAQI
14th Jul 2025592 PMAQI
14th Jul 2025603 PMAQI
14th Jul 2025634 PMAQI
14th Jul 2025605 PMAQI
14th Jul 2025586 PMAQI
14th Jul 2025607 PMAQI
14th Jul 2025648 PMAQI
14th Jul 2025639 PMAQI
14th Jul 20256410 PMAQI
14th Jul 20256511 PMAQI
15th Jul 20256512 AMAQI
15th Jul 2025631 AMAQI
15th Jul 2025602 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025614 AMAQI

27°C22/33°C

15th Jul 2025615 AMAQI
15th Jul 2025616 AMAQI
15th Jul 2025617 AMAQI
15th Jul 2025658 AMAQI
15th Jul 2025649 AMAQI
15th Jul 20256410 AMAQI
15th Jul 20256111 AMAQI
15th Jul 20256312 PMAQI
15th Jul 2025591 PMAQI
15th Jul 2025622 PMAQI
15th Jul 2025603 PMAQI
15th Jul 2025584 PMAQI
15th Jul 2025575 PMAQI
15th Jul 2025546 PMAQI
15th Jul 2025567 PMAQI
15th Jul 2025608 PMAQI
15th Jul 2025649 PMAQI
15th Jul 20256810 PMAQI
15th Jul 20256611 PMAQI
16th Jul 20256612 AMAQI
16th Jul 2025621 AMAQI
16th Jul 2025612 AMAQI
16th Jul 2025623 AMAQI
16th Jul 2025624 AMAQI

29°C23/34°C

16th Jul 2025625 AMAQI
16th Jul 2025616 AMAQI
16th Jul 2025617 AMAQI
16th Jul 2025588 AMAQI
16th Jul 2025589 AMAQI
16th Jul 20255710 AMAQI
16th Jul 20255511 AMAQI
16th Jul 20255512 PMAQI
16th Jul 2025571 PMAQI
16th Jul 2025592 PMAQI
16th Jul 2025623 PMAQI
16th Jul 2025594 PMAQI
16th Jul 2025585 PMAQI
16th Jul 2025626 PMAQI
16th Jul 2025637 PMAQI
16th Jul 2025638 PMAQI
16th Jul 2025659 PMAQI
16th Jul 20256510 PMAQI
16th Jul 20256411 PMAQI
17th Jul 20256512 AMAQI
17th Jul 2025621 AMAQI
17th Jul 2025622 AMAQI
17th Jul 2025623 AMAQI
17th Jul 2025614 AMAQI

30°C24/35°C

17th Jul 2025615 AMAQI
17th Jul 2025616 AMAQI
17th Jul 2025607 AMAQI
17th Jul 2025678 AMAQI
17th Jul 2025689 AMAQI
17th Jul 20256210 AMAQI
17th Jul 20256211 AMAQI
17th Jul 20256112 PMAQI
17th Jul 2025601 PMAQI
17th Jul 2025592 PMAQI
17th Jul 2025603 PMAQI
17th Jul 2025614 PMAQI
17th Jul 2025645 PMAQI
17th Jul 2025636 PMAQI
17th Jul 2025647 PMAQI
17th Jul 2025638 PMAQI
17th Jul 2025639 PMAQI
17th Jul 20256210 PMAQI
17th Jul 20256411 PMAQI
18th Jul 20256312 AMAQI
18th Jul 2025611 AMAQI
18th Jul 2025622 AMAQI
18th Jul 2025623 AMAQI
18th Jul 2025614 AMAQI

29°C22/37°C

18th Jul 2025615 AMAQI
18th Jul 2025616 AMAQI
18th Jul 2025617 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025529 AMAQI
18th Jul 20255010 AMAQI
18th Jul 20255411 AMAQI
18th Jul 20255512 PMAQI
18th Jul 2025531 PMAQI
18th Jul 2025522 PMAQI
18th Jul 2025523 PMAQI
18th Jul 2025584 PMAQI
18th Jul 2025625 PMAQI
18th Jul 2025626 PMAQI
18th Jul 2025597 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025609 PMAQI
18th Jul 20255810 PMAQI
18th Jul 20256011 PMAQI
19th Jul 20255912 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025612 AMAQI
19th Jul 2025603 AMAQI
19th Jul 2025604 AMAQI

27°C22/36°C

19th Jul 2025605 AMAQI
19th Jul 2025606 AMAQI
19th Jul 2025607 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025509 AMAQI
19th Jul 20255110 AMAQI
19th Jul 20254711 AMAQI
19th Jul 20254512 PMAQI
19th Jul 2025441 PMAQI
19th Jul 2025482 PMAQI
19th Jul 2025443 PMAQI
19th Jul 2025444 PMAQI
19th Jul 2025465 PMAQI
19th Jul 2025516 PMAQI
19th Jul 2025557 PMAQI
19th Jul 2025608 PMAQI
19th Jul 2025619 PMAQI
19th Jul 20256210 PMAQI
19th Jul 20256211 PMAQI
20th Jul 20256212 AMAQI
20th Jul 2025601 AMAQI
20th Jul 2025602 AMAQI
20th Jul 2025593 AMAQI
20th Jul 2025584 AMAQI

28°C22/33°C

20th Jul 2025585 AMAQI
20th Jul 2025586 AMAQI
20th Jul 2025587 AMAQI
20th Jul 2025548 AMAQI
20th Jul 2025529 AMAQI
20th Jul 20254910 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20254912 PMAQI
20th Jul 2025481 PMAQI
20th Jul 2025472 PMAQI
20th Jul 2025453 PMAQI
20th Jul 2025464 PMAQI
20th Jul 2025485 PMAQI
20th Jul 2025486 PMAQI
20th Jul 2025557 PMAQI
20th Jul 2025638 PMAQI
20th Jul 2025609 PMAQI
20th Jul 20256210 PMAQI
20th Jul 20256011 PMAQI
21st Jul 20256112 AMAQI
21st Jul 2025601 AMAQI
21st Jul 2025592 AMAQI
21st Jul 2025593 AMAQI
21st Jul 2025574 AMAQI

29°C24/36°C

21st Jul 2025575 AMAQI
21st Jul 2025576 AMAQI
21st Jul 2025577 AMAQI
21st Jul 2025548 AMAQI
21st Jul 2025579 AMAQI
21st Jul 20255410 AMAQI
21st Jul 20255211 AMAQI
21st Jul 20255312 PMAQI
21st Jul 2025551 PMAQI
21st Jul 2025522 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025524 PMAQI
21st Jul 2025505 PMAQI
21st Jul 2025456 PMAQI
21st Jul 2025537 PMAQI
21st Jul 2025568 PMAQI
21st Jul 2025589 PMAQI
21st Jul 20255710 PMAQI
21st Jul 20255711 PMAQI
22nd Jul 20255712 AMAQI
22nd Jul 2025571 AMAQI
22nd Jul 2025582 AMAQI
22nd Jul 2025583 AMAQI
22nd Jul 2025584 AMAQI

26°C23/31°C

22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025498 AMAQI
22nd Jul 2025479 AMAQI
22nd Jul 20254710 AMAQI
22nd Jul 20254111 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025411 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025363 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025315 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025518 PMAQI
22nd Jul 2025519 PMAQI
22nd Jul 20255210 PMAQI
22nd Jul 20255511 PMAQI
23rd Jul 20255412 AMAQI
23rd Jul 2025571 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025573 AMAQI
23rd Jul 2025564 AMAQI

27°C21/35°C

23rd Jul 2025555 AMAQI
23rd Jul 2025566 AMAQI
23rd Jul 2025557 AMAQI
23rd Jul 2025458 AMAQI
23rd Jul 2025359 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20253611 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025301 PMAQI
23rd Jul 2025292 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025315 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025437 PMAQI
23rd Jul 2025508 PMAQI
23rd Jul 2025509 PMAQI
23rd Jul 20255110 PMAQI
23rd Jul 20255211 PMAQI
24th Jul 20255312 AMAQI
24th Jul 2025561 AMAQI
24th Jul 2025562 AMAQI
24th Jul 2025553 AMAQI
24th Jul 2025534 AMAQI

27°C22/33°C

24th Jul 2025535 AMAQI
24th Jul 2025536 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025318 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20252911 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025293 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025286 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025478 PMAQI
24th Jul 2025489 PMAQI
24th Jul 20255010 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20255112 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025542 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025504 AMAQI

27°C22/33°C

25th Jul 2025505 AMAQI
25th Jul 2025506 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20253110 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20252612 PMAQI
25th Jul 2025261 PMAQI
25th Jul 2025252 PMAQI
25th Jul 2025253 PMAQI
25th Jul 2025254 PMAQI
25th Jul 2025255 PMAQI
25th Jul 2025306 PMAQI
25th Jul 2025377 PMAQI
25th Jul 2025498 PMAQI
25th Jul 2025509 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255212 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025503 AMAQI
26th Jul 2025484 AMAQI

28°C23/35°C

26th Jul 2025485 AMAQI
26th Jul 2025486 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20253510 AMAQI
26th Jul 20253411 AMAQI
26th Jul 20254112 PMAQI
26th Jul 2025431 PMAQI
26th Jul 2025372 PMAQI
26th Jul 2025333 PMAQI
26th Jul 2025314 PMAQI
26th Jul 2025395 PMAQI
26th Jul 2025396 PMAQI
26th Jul 2025417 PMAQI
26th Jul 2025498 PMAQI
26th Jul 2025519 PMAQI
26th Jul 20255310 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20254912 AMAQI
27th Jul 2025511 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025503 AMAQI
27th Jul 2025484 AMAQI

28°C22/35°C

27th Jul 2025485 AMAQI
27th Jul 2025486 AMAQI
27th Jul 2025487 AMAQI
27th Jul 2025508 AMAQI
27th Jul 2025579 AMAQI
27th Jul 20255310 AMAQI
27th Jul 20254811 AMAQI
27th Jul 20254912 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025443 PMAQI
27th Jul 2025434 PMAQI
27th Jul 2025395 PMAQI
27th Jul 2025436 PMAQI
27th Jul 2025437 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025519 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20255211 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025501 AMAQI
28th Jul 2025502 AMAQI
28th Jul 2025503 AMAQI
28th Jul 2025504 AMAQI

28°C22/34°C

28th Jul 2025515 AMAQI
28th Jul 2025516 AMAQI
28th Jul 2025517 AMAQI
28th Jul 2025478 AMAQI
28th Jul 2025519 AMAQI
28th Jul 20254610 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20253812 PMAQI
28th Jul 2025381 PMAQI
28th Jul 2025362 PMAQI
28th Jul 2025373 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025285 PMAQI
28th Jul 2025366 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025498 PMAQI
28th Jul 2025559 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255511 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025512 AMAQI
29th Jul 2025503 AMAQI
29th Jul 2025494 AMAQI

28°C22/35°C

29th Jul 2025495 AMAQI
29th Jul 2025506 AMAQI
29th Jul 2025507 AMAQI
29th Jul 2025518 AMAQI
29th Jul 2025499 AMAQI
29th Jul 20254610 AMAQI
29th Jul 20254811 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025541 PMAQI
29th Jul 2025502 PMAQI
29th Jul 2025493 PMAQI
29th Jul 2025474 PMAQI
29th Jul 2025435 PMAQI
29th Jul 2025496 PMAQI
29th Jul 2025467 PMAQI
29th Jul 2025548 PMAQI
29th Jul 2025559 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255511 PMAQI
30th Jul 20255212 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025512 AMAQI
30th Jul 2025513 AMAQI
30th Jul 2025514 AMAQI

28°C22/34°C

30th Jul 2025515 AMAQI
30th Jul 2025516 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025458 AMAQI
30th Jul 2025489 AMAQI
30th Jul 20254410 AMAQI
30th Jul 20254711 AMAQI
30th Jul 20254512 PMAQI
30th Jul 2025431 PMAQI
30th Jul 2025412 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025435 PMAQI
30th Jul 2025486 PMAQI
30th Jul 2025507 PMAQI
30th Jul 2025548 PMAQI
30th Jul 2025559 PMAQI
30th Jul 20255610 PMAQI
30th Jul 20255311 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025532 AMAQI
31st Jul 2025533 AMAQI
31st Jul 2025534 AMAQI

28°C22/35°C

31st Jul 2025535 AMAQI
31st Jul 2025536 AMAQI
31st Jul 2025537 AMAQI
31st Jul 2025538 AMAQI
31st Jul 2025539 AMAQI
31st Jul 20255710 AMAQI
31st Jul 20255711 AMAQI
31st Jul 20255112 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025482 PMAQI
31st Jul 2025483 PMAQI
31st Jul 2025464 PMAQI
31st Jul 2025455 PMAQI
31st Jul 2025446 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025589 PMAQI
31st Jul 20256110 PMAQI
31st Jul 20256311 PMAQI
1st Aug 20256312 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025554 AMAQI

28°C23/35°C

1st Aug 2025565 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025668 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256611 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025525 PMAQI
1st Aug 2025556 PMAQI
1st Aug 2025577 PMAQI
1st Aug 2025588 PMAQI
1st Aug 2025619 PMAQI
1st Aug 20256210 PMAQI
1st Aug 20256411 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025583 AMAQI
2nd Aug 2025594 AMAQI

29°C23/35°C

2nd Aug 2025595 AMAQI
2nd Aug 2025586 AMAQI
2nd Aug 2025597 AMAQI
2nd Aug 2025598 AMAQI
2nd Aug 2025589 AMAQI
2nd Aug 20255510 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20254812 PMAQI
2nd Aug 2025541 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025526 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025598 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256210 PMAQI
2nd Aug 20256511 PMAQI
3rd Aug 20256112 AMAQI
3rd Aug 2025591 AMAQI
3rd Aug 2025582 AMAQI
3rd Aug 2025583 AMAQI
3rd Aug 2025584 AMAQI

29°C24/35°C

3rd Aug 2025585 AMAQI
3rd Aug 2025586 AMAQI
3rd Aug 2025587 AMAQI
3rd Aug 2025678 AMAQI
3rd Aug 2025689 AMAQI
3rd Aug 20256210 AMAQI
3rd Aug 20255711 AMAQI
3rd Aug 20255412 PMAQI
3rd Aug 2025501 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025534 PMAQI
3rd Aug 2025565 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025597 PMAQI
3rd Aug 2025598 PMAQI
3rd Aug 2025619 PMAQI
3rd Aug 20256610 PMAQI
3rd Aug 20256711 PMAQI
4th Aug 20256412 AMAQI
4th Aug 2025581 AMAQI
4th Aug 2025592 AMAQI
4th Aug 2025593 AMAQI
4th Aug 2025594 AMAQI

29°C23/36°C

4th Aug 2025595 AMAQI
4th Aug 2025606 AMAQI
4th Aug 2025607 AMAQI
4th Aug 2025748 AMAQI
4th Aug 2025729 AMAQI
4th Aug 20256410 AMAQI
4th Aug 20256011 AMAQI
4th Aug 20256012 PMAQI
4th Aug 2025611 PMAQI
4th Aug 2025602 PMAQI
4th Aug 2025563 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025595 PMAQI
4th Aug 2025556 PMAQI
4th Aug 2025597 PMAQI
4th Aug 2025608 PMAQI
4th Aug 2025649 PMAQI
4th Aug 20256710 PMAQI
4th Aug 20256711 PMAQI
5th Aug 20256612 AMAQI
5th Aug 2025601 AMAQI
5th Aug 2025602 AMAQI
5th Aug 2025603 AMAQI
5th Aug 2025614 AMAQI

30°C25/37°C

5th Aug 2025605 AMAQI
5th Aug 2025606 AMAQI
5th Aug 2025617 AMAQI
5th Aug 2025668 AMAQI
5th Aug 2025679 AMAQI
5th Aug 20256110 AMAQI
5th Aug 20255911 AMAQI
5th Aug 20255912 PMAQI
5th Aug 2025581 PMAQI
5th Aug 2025582 PMAQI
5th Aug 2025583 PMAQI
5th Aug 2025584 PMAQI
5th Aug 2025585 PMAQI
5th Aug 2025596 PMAQI
5th Aug 2025607 PMAQI
5th Aug 2025638 PMAQI
5th Aug 2025669 PMAQI
5th Aug 20257010 PMAQI
5th Aug 20257011 PMAQI
6th Aug 20256412 AMAQI
6th Aug 2025611 AMAQI
6th Aug 2025612 AMAQI
6th Aug 2025623 AMAQI
6th Aug 2025624 AMAQI

--°C/°C

6th Aug 2025625 AMAQI
5 AM
6th Aug 2025646 AMAQI
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 7 PM

51AQI

15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 6 PM

51AQI

14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 51), while the lowest AQI was between 5 AM to 6 PM (Avg. 51).
Night time
Avg. Highest Time
12 AM

59AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
1 AM - 11 PM

57AQI

8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 59), while the lowest AQI was between 1 AM to 11 PM (Avg. 57).

2025 Days Vs Air Quality

Sanzhou, Chongqing, China

2025

11%

23

54%

116

28%

60

7%

16

0.4%

1

Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)

Good
23 Days
Moderate
116 Days
Poor
60 Days
Unhealthy
16 Days
Severe
1 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 11%

Health Risk Level:

Extreme

In 2025, 11% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.

Annual Air Quality Insights

Sanzhou, Chongqing, China

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

1st January 2025
173AQI
2nd January 2025
176AQI
3rd January 2025
181AQI
4th January 2025
175AQI
5th January 2025
133AQI
6th January 2025
153AQI
7th January 2025
137AQI
8th January 2025
131AQI
9th January 2025
121AQI
10th January 2025
130AQI
11th January 2025
134AQI
12th January 2025
139AQI
13th January 2025
148AQI
14th January 2025
151AQI
15th January 2025
131AQI
16th January 2025
134AQI
17th January 2025
139AQI
18th January 2025
151AQI
19th January 2025
158AQI
20th January 2025
166AQI
21st January 2025
171AQI
22nd January 2025
187AQI
23rd January 2025
185AQI
24th January 2025
157AQI
25th January 2025
97AQI
26th January 2025
98AQI
27th January 2025
102AQI
28th January 2025
117AQI
29th January 2025
147AQI
30th January 2025
144AQI
31st January 2025
156AQI
1st February 2025
109AQI
2nd February 2025
100AQI
3rd February 2025
92AQI
4th February 2025
94AQI
5th February 2025
93AQI
6th February 2025
87AQI
7th February 2025
82AQI
8th February 2025
82AQI
9th February 2025
87AQI
10th February 2025
98AQI
11th February 2025
125AQI
12th February 2025
99AQI
13th February 2025
104AQI
14th February 2025
93AQI
15th February 2025
100AQI
16th February 2025
98AQI
17th February 2025
95AQI
18th February 2025
92AQI
19th February 2025
101AQI
20th February 2025
102AQI
21st February 2025
103AQI
22nd February 2025
93AQI
23rd February 2025
86AQI
24th February 2025
106AQI
25th February 2025
105AQI
26th February 2025
117AQI
27th February 2025
106AQI
28th February 2025
131AQI
1st March 2025
121AQI
2nd March 2025
144AQI
3rd March 2025
79AQI
4th March 2025
79AQI
5th March 2025
62AQI
6th March 2025
68AQI
7th March 2025
73AQI
8th March 2025
87AQI
9th March 2025
93AQI
10th March 2025
91AQI
11th March 2025
102AQI
12th March 2025
109AQI
13th March 2025
95AQI
14th March 2025
91AQI
15th March 2025
71AQI
16th March 2025
70AQI
17th March 2025
71AQI
18th March 2025
78AQI
19th March 2025
89AQI
20th March 2025
88AQI
21st March 2025
105AQI
22nd March 2025
128AQI
23rd March 2025
122AQI
24th March 2025
122AQI
25th March 2025
106AQI
26th March 2025
114AQI
27th March 2025
131AQI
28th March 2025
96AQI
29th March 2025
98AQI
30th March 2025
89AQI
31st March 2025
92AQI
1st April 2025
94AQI
2nd April 2025
108AQI
3rd April 2025
109AQI
4th April 2025
113AQI
5th April 2025
114AQI
6th April 2025
124AQI
7th April 2025
112AQI
8th April 2025
110AQI
9th April 2025
112AQI
10th April 2025
98AQI
11th April 2025
96AQI
12th April 2025
203AQI
13th April 2025
180AQI
14th April 2025
155AQI
15th April 2025
142AQI
16th April 2025
134AQI
17th April 2025
132AQI
18th April 2025
121AQI
19th April 2025
110AQI
20th April 2025
96AQI
21st April 2025
94AQI
22nd April 2025
98AQI
23rd April 2025
101AQI
24th April 2025
93AQI
25th April 2025
98AQI
26th April 2025
96AQI
27th April 2025
93AQI
28th April 2025
95AQI
29th April 2025
92AQI
30th April 2025
85AQI
1st May 2025
92AQI
2nd May 2025
99AQI
3rd May 2025
100AQI
4th May 2025
88AQI
5th May 2025
86AQI
6th May 2025
100AQI
7th May 2025
96AQI
8th May 2025
85AQI
9th May 2025
94AQI
10th May 2025
97AQI
11th May 2025
94AQI
12th May 2025
97AQI
13th May 2025
99AQI
14th May 2025
106AQI
15th May 2025
111AQI
16th May 2025
106AQI
17th May 2025
128AQI
18th May 2025
108AQI
19th May 2025
123AQI
20th May 2025
111AQI
21st May 2025
107AQI
22nd May 2025
85AQI
23rd May 2025
97AQI
24th May 2025
102AQI
25th May 2025
95AQI
26th May 2025
90AQI
27th May 2025
87AQI
28th May 2025
80AQI
29th May 2025
78AQI
30th May 2025
80AQI
31st May 2025
70AQI
1st June 2025
64AQI
2nd June 2025
67AQI
3rd June 2025
72AQI
4th June 2025
92AQI
5th June 2025
77AQI
6th June 2025
85AQI
7th June 2025
76AQI
8th June 2025
67AQI
9th June 2025
70AQI
10th June 2025
76AQI
11th June 2025
76AQI
12th June 2025
77AQI
13th June 2025
78AQI
14th June 2025
76AQI
15th June 2025
78AQI
16th June 2025
77AQI
17th June 2025
73AQI
18th June 2025
61AQI
19th June 2025
56AQI
20th June 2025
58AQI
21st June 2025
52AQI
22nd June 2025
43AQI
23rd June 2025
44AQI
24th June 2025
50AQI
25th June 2025
50AQI
26th June 2025
47AQI
27th June 2025
48AQI
28th June 2025
49AQI
29th June 2025
48AQI
30th June 2025
51AQI
1st July 2025
48AQI
2nd July 2025
42AQI
3rd July 2025
45AQI
4th July 2025
44AQI
5th July 2025
46AQI
6th July 2025
53AQI
7th July 2025
50AQI
8th July 2025
52AQI
9th July 2025
53AQI
10th July 2025
53AQI
11th July 2025
54AQI
12th July 2025
58AQI
13th July 2025
61AQI
14th July 2025
61AQI
15th July 2025
61AQI
16th July 2025
61AQI
17th July 2025
62AQI
18th July 2025
59AQI
19th July 2025
55AQI
20th July 2025
55AQI
21st July 2025
55AQI
22nd July 2025
49AQI
23rd July 2025
46AQI
24th July 2025
42AQI
25th July 2025
42AQI
26th July 2025
44AQI
27th July 2025
48AQI
28th July 2025
46AQI
29th July 2025
50AQI
30th July 2025
49AQI
31st July 2025
53AQI
1st August 2025
58AQI
2nd August 2025
57AQI
3rd August 2025
59AQI
4th August 2025
61AQI

146AQI

99AQI

96AQI

114AQI

96AQI

65AQI

52AQI

59AQI

No. of days

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

202595AQI

2
15
14
17
11
20
11
13
14
2
1
22
9
8
22
15
16
4
23
116
60
16
1

Highest AQI recorded in

January

146AQI

Lowest AQI recorded in

July

52AQI

202484AQI

10
14
7
17
11
1
15
16
1
29
2
27
2
7
23
16
15
4
27
27
3
4
21
6
3
18
9
8
14
9
37
237
75
17

Highest AQI recorded in

December

131AQI

Lowest AQI recorded in

July

51AQI

202384AQI

3
12
13
3
1
10
12
5
3
19
9
4
24
2
7
22
2
10
18
2
11
20
12
19
14
14
2
9
19
3
1
19
6
3
1
8
14
8
73
195
64
29
3

Highest AQI recorded in

January

151AQI

Lowest AQI recorded in

July

52AQI

202287AQI

12
13
6
17
5
1
1
2
20
9
4
25
1
5
26
14
16
5
19
1
1
4
14
11
6
17
8
2
17
11
5
12
14
43
189
70
21
1

Highest AQI recorded in

December

137AQI

Lowest AQI recorded in

August

48AQI

202186AQI

2
16
13
9
13
6
1
26
4
8
22
1
26
4
2
24
4
12
19
16
15
4
26
8
22
1
13
15
2
7
17
7
52
211
74
28

Highest AQI recorded in

January

140AQI

Lowest AQI recorded in

August

54AQI

202076AQI

1
5
7
13
8
15
3
14
16
19
12
13
18
4
25
1
6
17
7
1
2
18
10
11
13
5
2
59
150
48
7
2

Highest AQI recorded in

December

119AQI

Lowest AQI recorded in

July

47AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
95AQI
Least Polluted Year Recorded
2020(Avg.)
76AQI

Sanzhou's annual 2025 AQI (95) shows an average percentage change of 13.8% (worsened AQI) compared to previous years: 2020 (76), 2021 (86), 2022 (87), 2023 (84), 2024 (84).