Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Analyse Historique de la Qualité de l'Air à Cotan, Xian, Shaanxi, China

Plongez dans des détails sur la qualité de l'air avec des données historiques, des tendances mensuelles et annuelles à portée de main !

Bon
050
Modéré
100
Pauvre
150
Non sain
200
Sévère
300
Dangereux
301+

Analyse de la qualité de l'air de Août

Cotan, Xian, Shaanxi, China

2023
2024
2025
AQI
.
Jours

Tendances AQI : Le plus élevé et le plus bas

AQI le plus élevé enregistré le
17th Aug 2023
107AQI
AQI le plus bas enregistré le
27th Aug 2023
34AQI

Analyse du même jour (2nd August ):
Ce jour-là, l'AQI au cours des 3 années a varié de manière significative : 2025 se classe 2nd le plus élevé AQI à 62 de Modéré qualité de l'air, montrant une amélioration par rapport à 2024 le même jour.

Télécharger les données annuelles 2024

Rapport mondial sur la qualité de l'air

Globe

Tendance AQI Jour & Nuit : 2nd Aug - 3rd Aug 2025

Cotan, Xian, Shaanxi, China

AQI
Jour
Nuit
.

5 AM2nd Aug 2025

7 PM

4 AM3rd Aug 2025

Heure du jour
Heure moyenne la plus haute
8AM2nd Aug

70AQI

Heure moyenne la plus basse
6AM2nd Aug

61AQI

Heure de la nuit
Heure moyenne la plus haute
11PM2nd Aug

66AQI

Heure moyenne la plus basse
2AM3rd Aug

60AQI

Au cours des 24 dernières heures,

L'AQI de Cotan a atteint son point le plus élevé de 70 à 8 AM pendant le Jour, tandis que le point le plus bas, 60, a été enregistré à 2 AM pendant le Nuit entre 2nd Aug et 3rd Aug 2025.

Tendance AQI Jour & Nuit : Jul - Aug 2025

Cotan, Xian, Shaanxi, China

JulAug
04th - 05th05th - 06th06th - 07th07th - 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
Jour
Nuit
4th Jul 2025645 AMAQI
4th Jul 2025636 AMAQI
4th Jul 2025647 AMAQI
4th Jul 2025618 AMAQI
4th Jul 2025589 AMAQI
4th Jul 20255510 AMAQI
4th Jul 20255811 AMAQI
4th Jul 20255512 PMAQI
4th Jul 2025561 PMAQI
4th Jul 2025522 PMAQI
4th Jul 2025463 PMAQI
4th Jul 2025454 PMAQI
4th Jul 2025465 PMAQI
4th Jul 2025546 PMAQI
4th Jul 2025587 PMAQI
4th Jul 2025588 PMAQI
4th Jul 2025589 PMAQI
4th Jul 20255710 PMAQI
4th Jul 20255811 PMAQI
5th Jul 20255812 AMAQI
5th Jul 2025601 AMAQI
5th Jul 2025602 AMAQI
5th Jul 2025613 AMAQI
5th Jul 2025604 AMAQI

30°C26/40°C

5th Jul 2025605 AMAQI
5th Jul 2025606 AMAQI
5th Jul 2025607 AMAQI
5th Jul 2025418 AMAQI
5th Jul 2025329 AMAQI
5th Jul 20252110 AMAQI
5th Jul 20252311 AMAQI
5th Jul 20253212 PMAQI
5th Jul 2025421 PMAQI
5th Jul 2025442 PMAQI
5th Jul 2025423 PMAQI
5th Jul 2025454 PMAQI
5th Jul 2025425 PMAQI
5th Jul 2025486 PMAQI
5th Jul 2025467 PMAQI
5th Jul 2025528 PMAQI
5th Jul 2025549 PMAQI
5th Jul 20255410 PMAQI
5th Jul 20255411 PMAQI
6th Jul 20255512 AMAQI
6th Jul 2025581 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025573 AMAQI
6th Jul 2025554 AMAQI

29°C22/35°C

6th Jul 2025545 AMAQI
6th Jul 2025546 AMAQI
6th Jul 2025547 AMAQI
6th Jul 2025558 AMAQI
6th Jul 2025469 AMAQI
6th Jul 20253210 AMAQI
6th Jul 20254611 AMAQI
6th Jul 20254812 PMAQI
6th Jul 2025501 PMAQI
6th Jul 2025522 PMAQI
6th Jul 2025543 PMAQI
6th Jul 2025444 PMAQI
6th Jul 2025465 PMAQI
6th Jul 2025486 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025558 PMAQI
6th Jul 2025559 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255411 PMAQI
7th Jul 20255412 AMAQI
7th Jul 2025551 AMAQI
7th Jul 2025562 AMAQI
7th Jul 2025553 AMAQI
7th Jul 2025544 AMAQI

27°C22/34°C

7th Jul 2025545 AMAQI
7th Jul 2025546 AMAQI
7th Jul 2025537 AMAQI
7th Jul 2025568 AMAQI
7th Jul 2025529 AMAQI
7th Jul 20255010 AMAQI
7th Jul 20255411 AMAQI
7th Jul 20255412 PMAQI
7th Jul 2025561 PMAQI
7th Jul 2025552 PMAQI
7th Jul 2025573 PMAQI
7th Jul 2025594 PMAQI
7th Jul 2025465 PMAQI
7th Jul 2025476 PMAQI
7th Jul 2025467 PMAQI
7th Jul 2025568 PMAQI
7th Jul 2025549 PMAQI
7th Jul 20255410 PMAQI
7th Jul 20255411 PMAQI
8th Jul 20255512 AMAQI
8th Jul 2025551 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI
8th Jul 2025564 AMAQI

27°C23/31°C

8th Jul 2025555 AMAQI
8th Jul 2025556 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025388 AMAQI
8th Jul 2025409 AMAQI
8th Jul 20252610 AMAQI
8th Jul 20252811 AMAQI
8th Jul 20254512 PMAQI
8th Jul 2025611 PMAQI
8th Jul 2025632 PMAQI
8th Jul 2025613 PMAQI
8th Jul 2025624 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025636 PMAQI
8th Jul 2025677 PMAQI
8th Jul 2025598 PMAQI
8th Jul 2025579 PMAQI
8th Jul 20255810 PMAQI
8th Jul 20255711 PMAQI
9th Jul 20255712 AMAQI
9th Jul 2025551 AMAQI
9th Jul 2025542 AMAQI
9th Jul 2025543 AMAQI
9th Jul 2025554 AMAQI

27°C25/30°C

9th Jul 2025545 AMAQI
9th Jul 2025556 AMAQI
9th Jul 2025547 AMAQI
9th Jul 2025828 AMAQI
9th Jul 2025749 AMAQI
9th Jul 20257510 AMAQI
9th Jul 20257511 AMAQI
9th Jul 20256912 PMAQI
9th Jul 2025721 PMAQI
9th Jul 2025702 PMAQI
9th Jul 2025703 PMAQI
9th Jul 2025634 PMAQI
9th Jul 2025605 PMAQI
9th Jul 2025586 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025608 PMAQI
9th Jul 2025619 PMAQI
9th Jul 20256210 PMAQI
9th Jul 20256211 PMAQI
10th Jul 20256312 AMAQI
10th Jul 2025581 AMAQI
10th Jul 2025582 AMAQI
10th Jul 2025593 AMAQI
10th Jul 2025614 AMAQI

28°C23/35°C

10th Jul 2025625 AMAQI
10th Jul 2025616 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025789 AMAQI
10th Jul 20257810 AMAQI
10th Jul 20257611 AMAQI
10th Jul 20257012 PMAQI
10th Jul 2025701 PMAQI
10th Jul 2025652 PMAQI
10th Jul 2025603 PMAQI
10th Jul 2025554 PMAQI
10th Jul 2025555 PMAQI
10th Jul 2025546 PMAQI
10th Jul 2025587 PMAQI
10th Jul 2025608 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256210 PMAQI
10th Jul 20256411 PMAQI
11th Jul 20256412 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025624 AMAQI

29°C24/34°C

11th Jul 2025635 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025798 AMAQI
11th Jul 2025839 AMAQI
11th Jul 20258410 AMAQI
11th Jul 20259611 AMAQI
11th Jul 20257812 PMAQI
11th Jul 2025731 PMAQI
11th Jul 2025722 PMAQI
11th Jul 2025703 PMAQI
11th Jul 2025624 PMAQI
11th Jul 2025615 PMAQI
11th Jul 2025626 PMAQI
11th Jul 2025647 PMAQI
11th Jul 2025638 PMAQI
11th Jul 2025649 PMAQI
11th Jul 20256310 PMAQI
11th Jul 20256411 PMAQI
12th Jul 20256312 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025632 AMAQI
12th Jul 2025633 AMAQI
12th Jul 2025644 AMAQI

31°C25/38°C

12th Jul 2025645 AMAQI
12th Jul 2025646 AMAQI
12th Jul 2025647 AMAQI
12th Jul 2025848 AMAQI
12th Jul 2025959 AMAQI
12th Jul 20259310 AMAQI
12th Jul 20259011 AMAQI
12th Jul 20257912 PMAQI
12th Jul 2025711 PMAQI
12th Jul 2025702 PMAQI
12th Jul 2025723 PMAQI
12th Jul 2025714 PMAQI
12th Jul 2025695 PMAQI
12th Jul 2025696 PMAQI
12th Jul 2025667 PMAQI
12th Jul 2025638 PMAQI
12th Jul 2025669 PMAQI
12th Jul 20256610 PMAQI
12th Jul 20256611 PMAQI
13th Jul 20256712 AMAQI
13th Jul 2025641 AMAQI
13th Jul 2025642 AMAQI
13th Jul 2025643 AMAQI
13th Jul 2025654 AMAQI

31°C25/38°C

13th Jul 2025665 AMAQI
13th Jul 2025656 AMAQI
13th Jul 2025657 AMAQI
13th Jul 2025768 AMAQI
13th Jul 2025869 AMAQI
13th Jul 20258610 AMAQI
13th Jul 20259011 AMAQI
13th Jul 20258012 PMAQI
13th Jul 2025751 PMAQI
13th Jul 2025722 PMAQI
13th Jul 2025733 PMAQI
13th Jul 2025704 PMAQI
13th Jul 2025685 PMAQI
13th Jul 2025646 PMAQI
13th Jul 2025657 PMAQI
13th Jul 2025648 PMAQI
13th Jul 2025669 PMAQI
13th Jul 20256610 PMAQI
13th Jul 20256611 PMAQI
14th Jul 20256612 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025662 AMAQI
14th Jul 2025663 AMAQI
14th Jul 2025674 AMAQI

33°C26/40°C

14th Jul 2025675 AMAQI
14th Jul 2025676 AMAQI
14th Jul 2025677 AMAQI
14th Jul 2025768 AMAQI
14th Jul 2025789 AMAQI
14th Jul 20258010 AMAQI
14th Jul 20258111 AMAQI
14th Jul 20257412 PMAQI
14th Jul 2025741 PMAQI
14th Jul 2025722 PMAQI
14th Jul 2025663 PMAQI
14th Jul 2025624 PMAQI
14th Jul 2025605 PMAQI
14th Jul 2025646 PMAQI
14th Jul 2025647 PMAQI
14th Jul 2025668 PMAQI
14th Jul 2025669 PMAQI
14th Jul 20256710 PMAQI
14th Jul 20256611 PMAQI
15th Jul 20256612 AMAQI
15th Jul 2025661 AMAQI
15th Jul 2025662 AMAQI
15th Jul 2025673 AMAQI
15th Jul 2025684 AMAQI

34°C28/41°C

15th Jul 2025675 AMAQI
15th Jul 2025676 AMAQI
15th Jul 2025677 AMAQI
15th Jul 2025678 AMAQI
15th Jul 2025669 AMAQI
15th Jul 20256210 AMAQI
15th Jul 20256911 AMAQI
15th Jul 20256812 PMAQI
15th Jul 2025661 PMAQI
15th Jul 2025672 PMAQI
15th Jul 2025613 PMAQI
15th Jul 2025584 PMAQI
15th Jul 2025595 PMAQI
15th Jul 2025566 PMAQI
15th Jul 2025617 PMAQI
15th Jul 2025648 PMAQI
15th Jul 2025659 PMAQI
15th Jul 20256610 PMAQI
15th Jul 20256811 PMAQI
16th Jul 20256612 AMAQI
16th Jul 2025661 AMAQI
16th Jul 2025672 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025664 AMAQI

35°C29/42°C

16th Jul 2025665 AMAQI
16th Jul 2025666 AMAQI
16th Jul 2025667 AMAQI
16th Jul 2025728 AMAQI
16th Jul 2025689 AMAQI
16th Jul 20256810 AMAQI
16th Jul 20256611 AMAQI
16th Jul 20256712 PMAQI
16th Jul 2025721 PMAQI
16th Jul 2025712 PMAQI
16th Jul 2025723 PMAQI
16th Jul 2025704 PMAQI
16th Jul 2025675 PMAQI
16th Jul 2025676 PMAQI
16th Jul 2025647 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025669 PMAQI
16th Jul 20256610 PMAQI
16th Jul 20256611 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025661 AMAQI
17th Jul 2025662 AMAQI
17th Jul 2025663 AMAQI
17th Jul 2025664 AMAQI

35°C31/39°C

17th Jul 2025665 AMAQI
17th Jul 2025676 AMAQI
17th Jul 2025677 AMAQI
17th Jul 2025718 AMAQI
17th Jul 2025689 AMAQI
17th Jul 20257010 AMAQI
17th Jul 20257411 AMAQI
17th Jul 20257012 PMAQI
17th Jul 2025721 PMAQI
17th Jul 2025702 PMAQI
17th Jul 2025733 PMAQI
17th Jul 2025704 PMAQI
17th Jul 2025705 PMAQI
17th Jul 2025636 PMAQI
17th Jul 2025567 PMAQI
17th Jul 2025628 PMAQI
17th Jul 2025649 PMAQI
17th Jul 20256410 PMAQI
17th Jul 20256411 PMAQI
18th Jul 20256512 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025662 AMAQI
18th Jul 2025663 AMAQI
18th Jul 2025664 AMAQI

34°C28/42°C

18th Jul 2025665 AMAQI
18th Jul 2025676 AMAQI
18th Jul 2025667 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025569 AMAQI
18th Jul 20256110 AMAQI
18th Jul 20256111 AMAQI
18th Jul 20256312 PMAQI
18th Jul 2025641 PMAQI
18th Jul 2025582 PMAQI
18th Jul 2025573 PMAQI
18th Jul 2025584 PMAQI
18th Jul 2025605 PMAQI
18th Jul 2025626 PMAQI
18th Jul 2025627 PMAQI
18th Jul 2025658 PMAQI
18th Jul 2025659 PMAQI
18th Jul 20256510 PMAQI
18th Jul 20256511 PMAQI
19th Jul 20256412 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025662 AMAQI
19th Jul 2025663 AMAQI
19th Jul 2025654 AMAQI

33°C28/39°C

19th Jul 2025655 AMAQI
19th Jul 2025656 AMAQI
19th Jul 2025657 AMAQI
19th Jul 2025698 AMAQI
19th Jul 2025719 AMAQI
19th Jul 20257210 AMAQI
19th Jul 20257311 AMAQI
19th Jul 20257312 PMAQI
19th Jul 2025681 PMAQI
19th Jul 2025662 PMAQI
19th Jul 2025623 PMAQI
19th Jul 2025644 PMAQI
19th Jul 2025665 PMAQI
19th Jul 2025656 PMAQI
19th Jul 2025687 PMAQI
19th Jul 2025658 PMAQI
19th Jul 2025659 PMAQI
19th Jul 20256410 PMAQI
19th Jul 20256511 PMAQI
20th Jul 20256512 AMAQI
20th Jul 2025651 AMAQI
20th Jul 2025642 AMAQI
20th Jul 2025653 AMAQI
20th Jul 2025664 AMAQI

32°C25/40°C

20th Jul 2025655 AMAQI
20th Jul 2025656 AMAQI
20th Jul 2025657 AMAQI
20th Jul 2025608 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20255310 AMAQI
20th Jul 20254711 AMAQI
20th Jul 20255412 PMAQI
20th Jul 2025491 PMAQI
20th Jul 2025482 PMAQI
20th Jul 2025463 PMAQI
20th Jul 2025484 PMAQI
20th Jul 2025485 PMAQI
20th Jul 2025496 PMAQI
20th Jul 2025507 PMAQI
20th Jul 2025628 PMAQI
20th Jul 2025639 PMAQI
20th Jul 20256310 PMAQI
20th Jul 20256311 PMAQI
21st Jul 20256412 AMAQI
21st Jul 2025641 AMAQI
21st Jul 2025642 AMAQI
21st Jul 2025643 AMAQI
21st Jul 2025644 AMAQI

24°C23/25°C

21st Jul 2025645 AMAQI
21st Jul 2025646 AMAQI
21st Jul 2025647 AMAQI
21st Jul 2025558 AMAQI
21st Jul 2025469 AMAQI
21st Jul 20253810 AMAQI
21st Jul 20254611 AMAQI
21st Jul 20255612 PMAQI
21st Jul 2025571 PMAQI
21st Jul 2025582 PMAQI
21st Jul 2025593 PMAQI
21st Jul 2025624 PMAQI
21st Jul 2025645 PMAQI
21st Jul 2025586 PMAQI
21st Jul 2025587 PMAQI
21st Jul 2025648 PMAQI
21st Jul 2025649 PMAQI
21st Jul 20256510 PMAQI
21st Jul 20256511 PMAQI
22nd Jul 20256412 AMAQI
22nd Jul 2025631 AMAQI
22nd Jul 2025632 AMAQI
22nd Jul 2025643 AMAQI
22nd Jul 2025634 AMAQI

29°C22/35°C

22nd Jul 2025625 AMAQI
22nd Jul 2025636 AMAQI
22nd Jul 2025637 AMAQI
22nd Jul 2025808 AMAQI
22nd Jul 2025849 AMAQI
22nd Jul 20259410 AMAQI
22nd Jul 20259411 AMAQI
22nd Jul 20257812 PMAQI
22nd Jul 2025801 PMAQI
22nd Jul 2025752 PMAQI
22nd Jul 2025703 PMAQI
22nd Jul 2025684 PMAQI
22nd Jul 2025695 PMAQI
22nd Jul 2025656 PMAQI
22nd Jul 2025627 PMAQI
22nd Jul 2025638 PMAQI
22nd Jul 2025639 PMAQI
22nd Jul 20256310 PMAQI
22nd Jul 20256411 PMAQI
23rd Jul 20256312 AMAQI
23rd Jul 2025631 AMAQI
23rd Jul 2025642 AMAQI
23rd Jul 2025643 AMAQI
23rd Jul 2025654 AMAQI

30°C25/36°C

23rd Jul 2025645 AMAQI
23rd Jul 2025646 AMAQI
23rd Jul 2025657 AMAQI
23rd Jul 2025668 AMAQI
23rd Jul 2025619 AMAQI
23rd Jul 20257210 AMAQI
23rd Jul 20257011 AMAQI
23rd Jul 20256212 PMAQI
23rd Jul 2025561 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025553 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025536 PMAQI
23rd Jul 2025537 PMAQI
23rd Jul 2025618 PMAQI
23rd Jul 2025629 PMAQI
23rd Jul 20256110 PMAQI
23rd Jul 20256211 PMAQI
24th Jul 20256112 AMAQI
24th Jul 2025621 AMAQI
24th Jul 2025632 AMAQI
24th Jul 2025633 AMAQI
24th Jul 2025644 AMAQI

30°C25/36°C

24th Jul 2025635 AMAQI
24th Jul 2025646 AMAQI
24th Jul 2025647 AMAQI
24th Jul 2025408 AMAQI
24th Jul 2025249 AMAQI
24th Jul 20252410 AMAQI
24th Jul 20254511 AMAQI
24th Jul 20254812 PMAQI
24th Jul 2025531 PMAQI
24th Jul 2025462 PMAQI
24th Jul 2025433 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025425 PMAQI
24th Jul 2025456 PMAQI
24th Jul 2025457 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20255910 PMAQI
24th Jul 20256011 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025601 AMAQI
25th Jul 2025622 AMAQI
25th Jul 2025623 AMAQI
25th Jul 2025614 AMAQI

32°C26/39°C

25th Jul 2025615 AMAQI
25th Jul 2025616 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025259 AMAQI
25th Jul 20253610 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20254912 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025532 PMAQI
25th Jul 2025503 PMAQI
25th Jul 2025524 PMAQI
25th Jul 2025515 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025527 PMAQI
25th Jul 2025588 PMAQI
25th Jul 2025589 PMAQI
25th Jul 20255810 PMAQI
25th Jul 20255811 PMAQI
26th Jul 20255912 AMAQI
26th Jul 2025601 AMAQI
26th Jul 2025602 AMAQI
26th Jul 2025603 AMAQI
26th Jul 2025594 AMAQI

32°C27/38°C

26th Jul 2025595 AMAQI
26th Jul 2025596 AMAQI
26th Jul 2025607 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255711 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025541 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025543 PMAQI
26th Jul 2025554 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025557 PMAQI
26th Jul 2025578 PMAQI
26th Jul 2025599 PMAQI
26th Jul 20255810 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20255812 AMAQI
27th Jul 2025581 AMAQI
27th Jul 2025592 AMAQI
27th Jul 2025593 AMAQI
27th Jul 2025584 AMAQI

33°C27/40°C

27th Jul 2025585 AMAQI
27th Jul 2025586 AMAQI
27th Jul 2025597 AMAQI
27th Jul 2025478 AMAQI
27th Jul 2025499 AMAQI
27th Jul 20256410 AMAQI
27th Jul 20256111 AMAQI
27th Jul 20255812 PMAQI
27th Jul 2025591 PMAQI
27th Jul 2025592 PMAQI
27th Jul 2025573 PMAQI
27th Jul 2025564 PMAQI
27th Jul 2025575 PMAQI
27th Jul 2025566 PMAQI
27th Jul 2025567 PMAQI
27th Jul 2025588 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255811 PMAQI
28th Jul 20255812 AMAQI
28th Jul 2025581 AMAQI
28th Jul 2025582 AMAQI
28th Jul 2025583 AMAQI
28th Jul 2025584 AMAQI

32°C27/39°C

28th Jul 2025585 AMAQI
28th Jul 2025586 AMAQI
28th Jul 2025587 AMAQI
28th Jul 2025608 AMAQI
28th Jul 2025639 AMAQI
28th Jul 20255910 AMAQI
28th Jul 20255811 AMAQI
28th Jul 20255712 PMAQI
28th Jul 2025581 PMAQI
28th Jul 2025552 PMAQI
28th Jul 2025553 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025575 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025577 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025589 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20255811 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025583 AMAQI
29th Jul 2025584 AMAQI

33°C27/41°C

29th Jul 2025585 AMAQI
29th Jul 2025586 AMAQI
29th Jul 2025587 AMAQI
29th Jul 2025688 AMAQI
29th Jul 2025629 AMAQI
29th Jul 20256810 AMAQI
29th Jul 20256411 AMAQI
29th Jul 20256212 PMAQI
29th Jul 2025631 PMAQI
29th Jul 2025642 PMAQI
29th Jul 2025663 PMAQI
29th Jul 2025624 PMAQI
29th Jul 2025595 PMAQI
29th Jul 2025596 PMAQI
29th Jul 2025587 PMAQI
29th Jul 2025588 PMAQI
29th Jul 2025599 PMAQI
29th Jul 20256010 PMAQI
29th Jul 20256111 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025592 AMAQI
30th Jul 2025593 AMAQI
30th Jul 2025594 AMAQI

33°C28/41°C

30th Jul 2025585 AMAQI
30th Jul 2025586 AMAQI
30th Jul 2025597 AMAQI
30th Jul 2025648 AMAQI
30th Jul 2025749 AMAQI
30th Jul 20257110 AMAQI
30th Jul 20258011 AMAQI
30th Jul 20256612 PMAQI
30th Jul 2025701 PMAQI
30th Jul 2025682 PMAQI
30th Jul 2025693 PMAQI
30th Jul 2025694 PMAQI
30th Jul 2025685 PMAQI
30th Jul 2025676 PMAQI
30th Jul 2025627 PMAQI
30th Jul 2025608 PMAQI
30th Jul 2025619 PMAQI
30th Jul 20256110 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20256012 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025592 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025594 AMAQI

33°C27/40°C

31st Jul 2025595 AMAQI
31st Jul 2025596 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025598 AMAQI
31st Jul 2025599 AMAQI
31st Jul 20255710 AMAQI
31st Jul 20255411 AMAQI
31st Jul 20255812 PMAQI
31st Jul 2025591 PMAQI
31st Jul 2025612 PMAQI
31st Jul 2025573 PMAQI
31st Jul 2025564 PMAQI
31st Jul 2025545 PMAQI
31st Jul 2025566 PMAQI
31st Jul 2025607 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025609 PMAQI
31st Jul 20256410 PMAQI
31st Jul 20256611 PMAQI
1st Aug 20256312 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025573 AMAQI
1st Aug 2025584 AMAQI

33°C27/41°C

1st Aug 2025585 AMAQI
1st Aug 2025586 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025708 AMAQI
1st Aug 2025639 AMAQI
1st Aug 20256210 AMAQI
1st Aug 20256811 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025701 PMAQI
1st Aug 2025682 PMAQI
1st Aug 2025673 PMAQI
1st Aug 2025664 PMAQI
1st Aug 2025685 PMAQI
1st Aug 2025666 PMAQI
1st Aug 2025677 PMAQI
1st Aug 2025658 PMAQI
1st Aug 2025649 PMAQI
1st Aug 20256410 PMAQI
1st Aug 20256611 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI

33°C27/41°C

2nd Aug 2025615 AMAQI
2nd Aug 2025616 AMAQI
2nd Aug 2025627 AMAQI
2nd Aug 2025708 AMAQI
2nd Aug 2025689 AMAQI
2nd Aug 20256410 AMAQI
2nd Aug 20257011 AMAQI
2nd Aug 20256812 PMAQI
2nd Aug 2025661 PMAQI
2nd Aug 2025652 PMAQI
2nd Aug 2025683 PMAQI
2nd Aug 2025684 PMAQI
2nd Aug 2025685 PMAQI
2nd Aug 2025676 PMAQI
2nd Aug 2025627 PMAQI
2nd Aug 2025648 PMAQI
2nd Aug 2025649 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256611 PMAQI
3rd Aug 20256412 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025623 AMAQI
3rd Aug 2025634 AMAQI

35°C27/43°C

3rd Aug 2025625 AMAQI
5 AM
3rd Aug 2025626 AMAQI
3rd Aug 2025607 AMAQI
3rd Aug 2025728 AMAQI
3rd Aug 2025749 AMAQI
3rd Aug 20257810 AMAQI
3rd Aug 20257411 AMAQI
3rd Aug 20257212 PMAQI
12 PM
3rd Aug 2025721 PMAQI
3rd Aug 2025742 PMAQI
7 PM
12 AM
4 AM

--°C/°C

Heure du jour
Heure moyenne la plus haute
5 AM - 7 PM

61AQI

15 heures / Jour
450 heures / Mois
Heure moyenne la plus basse
5 AM - 7 PM

61AQI

15 heures / Jour
450 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 5 AM à 7 PM (Moyenne 61), tandis que l'AQI le plus bas était entre 5 AM à 7 PM (Moyenne 61).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM

61AQI

9 heures / Jour
270 heures / Mois
Heure moyenne la plus basse
12 AM - 11 PM

61AQI

9 heures / Jour
270 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 11 PM (Moyenne 61), tandis que l'AQI le plus bas était entre 12 AM à 11 PM (Moyenne 61).

Jours de 2025 Vs Qualité de l'Air

Cotan, Xian, Shaanxi, China

2025

51%

110

36%

77

10%

22

2%

4

0.4%

1

Nombre total de jours avec différentes catégories AQI au cours des 215 derniers jours de 2025 (150 jours restants)

Bon
0 Jours
Modéré
110 Jours
Pauvre
77 Jours
Non sain
22 Jours
Sévère
4 Jours
Dangereux
1 Jours

Sous les limites sécuritaires de l'OMS pour la qualité de l'air : 0%

Niveau de risque sanitaire:

Extrême

En 2025, 0% des 215 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Extrême, pouvant causer des problèmes respiratoires, des maladies cardiaques, des problèmes de peau et du stress, en particulier pour les enfants, les personnes âgées et ceux ayant des conditions préexistantes.

Aperçus Annuels sur la Qualité de l'Air

Cotan, Xian, Shaanxi, China

Niveaux AQI en 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dim.Lun.Mar.Mer.Jeu.Ven.Sam.

Jan.

Fév.

Mar.

Avr.

Mai

Juin

Juil.

Août

Sep.

Oct.

Nov.

Déc.

1st Janvier 2025
142AQI
2nd Janvier 2025
129AQI
3rd Janvier 2025
146AQI
4th Janvier 2025
162AQI
5th Janvier 2025
147AQI
6th Janvier 2025
110AQI
7th Janvier 2025
115AQI
8th Janvier 2025
128AQI
9th Janvier 2025
90AQI
10th Janvier 2025
121AQI
11th Janvier 2025
94AQI
12th Janvier 2025
93AQI
13th Janvier 2025
141AQI
14th Janvier 2025
102AQI
15th Janvier 2025
84AQI
16th Janvier 2025
121AQI
17th Janvier 2025
127AQI
18th Janvier 2025
128AQI
19th Janvier 2025
154AQI
20th Janvier 2025
166AQI
21st Janvier 2025
172AQI
22nd Janvier 2025
184AQI
23rd Janvier 2025
174AQI
24th Janvier 2025
170AQI
25th Janvier 2025
104AQI
26th Janvier 2025
109AQI
27th Janvier 2025
87AQI
28th Janvier 2025
136AQI
29th Janvier 2025
188AQI
30th Janvier 2025
193AQI
31st Janvier 2025
221AQI
1st Février 2025
194AQI
2nd Février 2025
170AQI
3rd Février 2025
94AQI
4th Février 2025
113AQI
5th Février 2025
71AQI
6th Février 2025
95AQI
7th Février 2025
74AQI
8th Février 2025
68AQI
9th Février 2025
85AQI
10th Février 2025
124AQI
11th Février 2025
137AQI
12th Février 2025
101AQI
13th Février 2025
136AQI
14th Février 2025
121AQI
15th Février 2025
153AQI
16th Février 2025
108AQI
17th Février 2025
131AQI
18th Février 2025
140AQI
19th Février 2025
151AQI
20th Février 2025
152AQI
21st Février 2025
162AQI
22nd Février 2025
170AQI
23rd Février 2025
101AQI
24th Février 2025
124AQI
25th Février 2025
114AQI
26th Février 2025
130AQI
27th Février 2025
141AQI
28th Février 2025
158AQI
1st Mars 2025
173AQI
2nd Mars 2025
105AQI
3rd Mars 2025
92AQI
4th Mars 2025
97AQI
5th Mars 2025
116AQI
6th Mars 2025
119AQI
7th Mars 2025
131AQI
8th Mars 2025
140AQI
9th Mars 2025
122AQI
10th Mars 2025
139AQI
11th Mars 2025
238AQI
12th Mars 2025
193AQI
13th Mars 2025
131AQI
14th Mars 2025
118AQI
15th Mars 2025
87AQI
16th Mars 2025
75AQI
17th Mars 2025
78AQI
18th Mars 2025
70AQI
19th Mars 2025
78AQI
20th Mars 2025
81AQI
21st Mars 2025
92AQI
22nd Mars 2025
99AQI
23rd Mars 2025
100AQI
24th Mars 2025
90AQI
25th Mars 2025
87AQI
26th Mars 2025
146AQI
27th Mars 2025
129AQI
28th Mars 2025
140AQI
29th Mars 2025
112AQI
30th Mars 2025
114AQI
31st Mars 2025
110AQI
1st Avril 2025
102AQI
2nd Avril 2025
105AQI
3rd Avril 2025
122AQI
4th Avril 2025
127AQI
5th Avril 2025
103AQI
6th Avril 2025
114AQI
7th Avril 2025
96AQI
8th Avril 2025
124AQI
9th Avril 2025
128AQI
10th Avril 2025
118AQI
11th Avril 2025
136AQI
12th Avril 2025
270AQI
13th Avril 2025
135AQI
14th Avril 2025
110AQI
15th Avril 2025
95AQI
16th Avril 2025
129AQI
17th Avril 2025
126AQI
18th Avril 2025
137AQI
19th Avril 2025
124AQI
20th Avril 2025
104AQI
21st Avril 2025
104AQI
22nd Avril 2025
152AQI
23rd Avril 2025
117AQI
24th Avril 2025
104AQI
25th Avril 2025
109AQI
26th Avril 2025
95AQI
27th Avril 2025
85AQI
28th Avril 2025
76AQI
29th Avril 2025
77AQI
30th Avril 2025
112AQI
1st Mai 2025
108AQI
2nd Mai 2025
107AQI
3rd Mai 2025
85AQI
4th Mai 2025
94AQI
5th Mai 2025
132AQI
6th Mai 2025
507AQI
7th Mai 2025
165AQI
8th Mai 2025
155AQI
9th Mai 2025
112AQI
10th Mai 2025
102AQI
11th Mai 2025
87AQI
12th Mai 2025
93AQI
13th Mai 2025
73AQI
14th Mai 2025
100AQI
15th Mai 2025
97AQI
16th Mai 2025
94AQI
17th Mai 2025
224AQI
18th Mai 2025
139AQI
19th Mai 2025
129AQI
20th Mai 2025
125AQI
21st Mai 2025
117AQI
22nd Mai 2025
130AQI
23rd Mai 2025
89AQI
24th Mai 2025
93AQI
25th Mai 2025
83AQI
26th Mai 2025
78AQI
27th Mai 2025
87AQI
28th Mai 2025
89AQI
29th Mai 2025
86AQI
30th Mai 2025
89AQI
31st Mai 2025
76AQI
1st Juin 2025
82AQI
2nd Juin 2025
69AQI
3rd Juin 2025
71AQI
4th Juin 2025
72AQI
5th Juin 2025
66AQI
6th Juin 2025
71AQI
7th Juin 2025
64AQI
8th Juin 2025
68AQI
9th Juin 2025
64AQI
10th Juin 2025
68AQI
11th Juin 2025
75AQI
12th Juin 2025
75AQI
13th Juin 2025
81AQI
14th Juin 2025
76AQI
15th Juin 2025
80AQI
16th Juin 2025
81AQI
17th Juin 2025
81AQI
18th Juin 2025
82AQI
19th Juin 2025
78AQI
20th Juin 2025
76AQI
21st Juin 2025
78AQI
22nd Juin 2025
78AQI
23rd Juin 2025
72AQI
24th Juin 2025
72AQI
25th Juin 2025
68AQI
26th Juin 2025
64AQI
27th Juin 2025
66AQI
28th Juin 2025
62AQI
29th Juin 2025
61AQI
30th Juin 2025
57AQI
1st Juillet 2025
58AQI
2nd Juillet 2025
54AQI
3rd Juillet 2025
59AQI
4th Juillet 2025
57AQI
5th Juillet 2025
51AQI
6th Juillet 2025
52AQI
7th Juillet 2025
53AQI
8th Juillet 2025
55AQI
9th Juillet 2025
61AQI
10th Juillet 2025
63AQI
11th Juillet 2025
66AQI
12th Juillet 2025
68AQI
13th Juillet 2025
69AQI
14th Juillet 2025
68AQI
15th Juillet 2025
65AQI
16th Juillet 2025
67AQI
17th Juillet 2025
66AQI
18th Juillet 2025
63AQI
19th Juillet 2025
66AQI
20th Juillet 2025
59AQI
21st Juillet 2025
61AQI
22nd Juillet 2025
68AQI
23rd Juillet 2025
61AQI
24th Juillet 2025
54AQI
25th Juillet 2025
55AQI
26th Juillet 2025
58AQI
27th Juillet 2025
58AQI
28th Juillet 2025
58AQI
29th Juillet 2025
60AQI
30th Juillet 2025
63AQI
31st Juillet 2025
59AQI
1st Août 2025
63AQI
2nd Août 2025
62AQI

137AQI

126AQI

116AQI

118AQI

121AQI

72AQI

60AQI

63AQI

Nombre de jours

Jan.Fév.Mar.Avr.MaiJuinJuil.AoûtSep.Oct.Nov.Déc.Jours totaux

2025107AQI

5
16
9
1
6
14
8
13
15
2
1
6
22
1
1
17
10
2
1
1
30
31
2
110
77
22
4
1

Le plus élevé AQI enregistré en

Janvier

137AQI

Le plus bas AQI enregistré en

Juillet

60AQI

202499AQI

1
4
16
9
5
14
8
2
4
5
1
11
1
29
3
27
1
31
2
22
2
3
2
11
13
5
2
10
12
6
4
23
4
12
158
86
35
2

Le plus élevé AQI enregistré en

Février

138AQI

Le plus bas AQI enregistré en

Juillet

65AQI

202396AQI

6
8
5
2
5
11
11
1
10
18
3
2
15
7
4
1
1
27
4
30
2
23
1
9
21
1
2
22
1
3
15
12
1
15
8
3
11
10
10
18
200
81
37
4
1

Le plus élevé AQI enregistré en

Février

140AQI

Le plus bas AQI enregistré en

Août

58AQI

20219AQI

1
1

Le plus élevé AQI enregistré en

Janvier

9AQI

Le plus bas AQI enregistré en

Janvier

9AQI

2020107AQI

3
8
1
1
5
16
12
6
1
20
9
3
17
11
8
20
3
18
12
1
15
12
3
5
10
14
1
4
5
19
3
13
119
92
37
5

Le plus élevé AQI enregistré en

Décembre

155AQI

Le plus bas AQI enregistré en

Août

69AQI

Années les plus & moins polluées des 5 dernières années

Année la plus polluée enregistrée
2020(Moyenne)
107AQI
Année la moins polluée enregistrée
2021(Moyenne)
9AQI

La qualité de l'air annuelle de Cotan pour l'année 2025 AQI (107) montre un changement moyen de pourcentage de 275.1% (empiré AQI) par rapport aux années précédentes : 2020 (107), 2021 (9), 2023 (96), 2024 (99).