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HistoryAQIPM2.5PM10COSO2NO2O3

Analyse Historique de la Qualité de l'Air à Cotton Research Institute, Dengtalu, Henan, 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

Cotton Research Institute, Dengtalu, Henan, China

2021
2022
2023
2024
2025
AQI
.
Jours

Tendances AQI : Le plus élevé et le plus bas

AQI le plus élevé enregistré le
18th Aug 2021
121AQI
AQI le plus bas enregistré le
29th Aug 2021
33AQI

Analyse du même jour (2nd August ):
Ce jour-là, l'AQI au cours des 5 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 : 3rd Aug - 4th Aug 2025

Cotton Research Institute, Dengtalu, Henan, China

AQI
Jour
Nuit
.

5 AM3rd Aug 2025

7 PM

4 AM4th Aug 2025

Heure du jour
Heure moyenne la plus haute
12PM3rd Aug

75AQI

Heure moyenne la plus basse
7AM3rd Aug

60AQI

Heure de la nuit
Heure moyenne la plus haute
8PM3rd Aug

64AQI

Heure moyenne la plus basse
1AM4th Aug

58AQI

Au cours des 24 dernières heures,

L'AQI de Cotton Research Institute a atteint son point le plus élevé de 75 à 12 PM pendant le Jour, tandis que le point le plus bas, 58, a été enregistré à 1 AM pendant le Nuit entre 3rd Aug et 4th Aug 2025.

Tendance AQI Jour & Nuit : Jul - Aug 2025

Cotton Research Institute, Dengtalu, Henan, China

JulAug
05th - 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 - 04th04th
Jour
Nuit
5th Jul 2025635 AMAQI
5th Jul 2025626 AMAQI
5th Jul 2025637 AMAQI
5th Jul 2025638 AMAQI
5th Jul 2025589 AMAQI
5th Jul 20255510 AMAQI
5th Jul 20255211 AMAQI
5th Jul 20255112 PMAQI
5th Jul 2025501 PMAQI
5th Jul 2025502 PMAQI
5th Jul 2025443 PMAQI
5th Jul 2025434 PMAQI
5th Jul 2025445 PMAQI
5th Jul 2025486 PMAQI
5th Jul 2025507 PMAQI
5th Jul 2025578 PMAQI
5th Jul 2025569 PMAQI
5th Jul 20255810 PMAQI
5th Jul 20255711 PMAQI
6th Jul 20255612 AMAQI
6th Jul 2025601 AMAQI
6th Jul 2025622 AMAQI
6th Jul 2025603 AMAQI
6th Jul 2025604 AMAQI

35°C29/40°C

6th Jul 2025605 AMAQI
6th Jul 2025606 AMAQI
6th Jul 2025607 AMAQI
6th Jul 2025468 AMAQI
6th Jul 2025369 AMAQI
6th Jul 20255010 AMAQI
6th Jul 20254411 AMAQI
6th Jul 20254812 PMAQI
6th Jul 2025531 PMAQI
6th Jul 2025502 PMAQI
6th Jul 2025473 PMAQI
6th Jul 2025394 PMAQI
6th Jul 2025515 PMAQI
6th Jul 2025556 PMAQI
6th Jul 2025547 PMAQI
6th Jul 2025568 PMAQI
6th Jul 2025599 PMAQI
6th Jul 20256010 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025602 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025564 AMAQI

34°C29/40°C

7th Jul 2025575 AMAQI
7th Jul 2025576 AMAQI
7th Jul 2025567 AMAQI
7th Jul 2025578 AMAQI
7th Jul 2025599 AMAQI
7th Jul 20256110 AMAQI
7th Jul 20256311 AMAQI
7th Jul 20256312 PMAQI
7th Jul 2025731 PMAQI
7th Jul 2025702 PMAQI
7th Jul 2025663 PMAQI
7th Jul 2025664 PMAQI
7th Jul 2025645 PMAQI
7th Jul 2025596 PMAQI
7th Jul 2025607 PMAQI
7th Jul 2025588 PMAQI
7th Jul 2025599 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255812 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025583 AMAQI
8th Jul 2025594 AMAQI

31°C25/41°C

8th Jul 2025605 AMAQI
8th Jul 2025596 AMAQI
8th Jul 2025597 AMAQI
8th Jul 2025688 AMAQI
8th Jul 2025719 AMAQI
8th Jul 20257110 AMAQI
8th Jul 20256911 AMAQI
8th Jul 20256812 PMAQI
8th Jul 2025701 PMAQI
8th Jul 2025692 PMAQI
8th Jul 2025753 PMAQI
8th Jul 2025744 PMAQI
8th Jul 2025765 PMAQI
8th Jul 2025726 PMAQI
8th Jul 2025687 PMAQI
8th Jul 2025638 PMAQI
8th Jul 2025689 PMAQI
8th Jul 20256710 PMAQI
8th Jul 20256911 PMAQI
9th Jul 20256812 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025593 AMAQI
9th Jul 2025614 AMAQI

31°C25/38°C

9th Jul 2025615 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025617 AMAQI
9th Jul 2025848 AMAQI
9th Jul 2025889 AMAQI
9th Jul 20258610 AMAQI
9th Jul 20259611 AMAQI
9th Jul 20259012 PMAQI
9th Jul 2025941 PMAQI
9th Jul 2025922 PMAQI
9th Jul 2025843 PMAQI
9th Jul 2025794 PMAQI
9th Jul 2025705 PMAQI
9th Jul 2025666 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025588 PMAQI
9th Jul 2025619 PMAQI
9th Jul 20256210 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20256312 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025664 AMAQI

31°C26/35°C

10th Jul 2025655 AMAQI
10th Jul 2025666 AMAQI
10th Jul 2025657 AMAQI
10th Jul 2025908 AMAQI
10th Jul 2025989 AMAQI
10th Jul 202511210 AMAQI
10th Jul 202510611 AMAQI
10th Jul 202510312 PMAQI
10th Jul 2025991 PMAQI
10th Jul 2025932 PMAQI
10th Jul 2025903 PMAQI
10th Jul 2025904 PMAQI
10th Jul 2025925 PMAQI
10th Jul 2025906 PMAQI
10th Jul 2025907 PMAQI
10th Jul 2025808 PMAQI
10th Jul 2025829 PMAQI
10th Jul 20258410 PMAQI
10th Jul 20258111 PMAQI
11th Jul 20258012 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025632 AMAQI
11th Jul 2025653 AMAQI
11th Jul 2025694 AMAQI

33°C26/39°C

11th Jul 2025695 AMAQI
11th Jul 2025686 AMAQI
11th Jul 2025697 AMAQI
11th Jul 20251078 AMAQI
11th Jul 20251169 AMAQI
11th Jul 202510710 AMAQI
11th Jul 202511311 AMAQI
11th Jul 202511212 PMAQI
11th Jul 20251101 PMAQI
11th Jul 20251042 PMAQI
11th Jul 2025943 PMAQI
11th Jul 2025874 PMAQI
11th Jul 2025885 PMAQI
11th Jul 2025906 PMAQI
11th Jul 2025867 PMAQI
11th Jul 2025768 PMAQI
11th Jul 2025759 PMAQI
11th Jul 20257610 PMAQI
11th Jul 20257911 PMAQI
12th Jul 20257812 AMAQI
12th Jul 2025721 AMAQI
12th Jul 2025682 AMAQI
12th Jul 2025713 AMAQI
12th Jul 2025754 AMAQI

32°C27/36°C

12th Jul 2025755 AMAQI
12th Jul 2025756 AMAQI
12th Jul 2025767 AMAQI
12th Jul 20251138 AMAQI
12th Jul 20251239 AMAQI
12th Jul 202511710 AMAQI
12th Jul 202510311 AMAQI
12th Jul 202510012 PMAQI
12th Jul 2025901 PMAQI
12th Jul 2025902 PMAQI
12th Jul 2025853 PMAQI
12th Jul 2025884 PMAQI
12th Jul 2025925 PMAQI
12th Jul 2025896 PMAQI
12th Jul 2025827 PMAQI
12th Jul 2025768 PMAQI
12th Jul 2025769 PMAQI
12th Jul 20257810 PMAQI
12th Jul 20257811 PMAQI
13th Jul 20257912 AMAQI
13th Jul 2025741 AMAQI
13th Jul 2025732 AMAQI
13th Jul 2025743 AMAQI
13th Jul 2025764 AMAQI

33°C28/39°C

13th Jul 2025765 AMAQI
13th Jul 2025766 AMAQI
13th Jul 2025767 AMAQI
13th Jul 2025848 AMAQI
13th Jul 2025909 AMAQI
13th Jul 20258910 AMAQI
13th Jul 20258811 AMAQI
13th Jul 20258812 PMAQI
13th Jul 2025881 PMAQI
13th Jul 2025852 PMAQI
13th Jul 2025863 PMAQI
13th Jul 2025834 PMAQI
13th Jul 2025815 PMAQI
13th Jul 2025856 PMAQI
13th Jul 2025857 PMAQI
13th Jul 2025828 PMAQI
13th Jul 2025799 PMAQI
13th Jul 20258010 PMAQI
13th Jul 20257911 PMAQI
14th Jul 20257912 AMAQI
14th Jul 2025741 AMAQI
14th Jul 2025742 AMAQI
14th Jul 2025753 AMAQI
14th Jul 2025764 AMAQI

35°C28/41°C

14th Jul 2025765 AMAQI
14th Jul 2025766 AMAQI
14th Jul 2025767 AMAQI
14th Jul 2025908 AMAQI
14th Jul 2025919 AMAQI
14th Jul 20259010 AMAQI
14th Jul 20259311 AMAQI
14th Jul 20258812 PMAQI
14th Jul 2025851 PMAQI
14th Jul 2025892 PMAQI
14th Jul 2025893 PMAQI
14th Jul 2025824 PMAQI
14th Jul 2025825 PMAQI
14th Jul 2025796 PMAQI
14th Jul 2025797 PMAQI
14th Jul 2025768 PMAQI
14th Jul 2025769 PMAQI
14th Jul 20258010 PMAQI
14th Jul 20257711 PMAQI
15th Jul 20257912 AMAQI
15th Jul 2025761 AMAQI
15th Jul 2025762 AMAQI
15th Jul 2025753 AMAQI
15th Jul 2025774 AMAQI

33°C29/40°C

15th Jul 2025785 AMAQI
15th Jul 2025786 AMAQI
15th Jul 2025777 AMAQI
15th Jul 20251028 AMAQI
15th Jul 20251129 AMAQI
15th Jul 202510210 AMAQI
15th Jul 20259611 AMAQI
15th Jul 202510012 PMAQI
15th Jul 2025981 PMAQI
15th Jul 2025862 PMAQI
15th Jul 2025773 PMAQI
15th Jul 2025794 PMAQI
15th Jul 2025855 PMAQI
15th Jul 2025856 PMAQI
15th Jul 2025837 PMAQI
15th Jul 2025818 PMAQI
15th Jul 2025839 PMAQI
15th Jul 20258010 PMAQI
15th Jul 20258411 PMAQI
16th Jul 20258412 AMAQI
16th Jul 2025751 AMAQI
16th Jul 2025762 AMAQI
16th Jul 2025783 AMAQI
16th Jul 2025824 AMAQI

36°C28/43°C

16th Jul 2025825 AMAQI
16th Jul 2025816 AMAQI
16th Jul 2025807 AMAQI
16th Jul 20251228 AMAQI
16th Jul 20251189 AMAQI
16th Jul 202511710 AMAQI
16th Jul 202511511 AMAQI
16th Jul 20259612 PMAQI
16th Jul 2025941 PMAQI
16th Jul 2025822 PMAQI
16th Jul 2025743 PMAQI
16th Jul 2025674 PMAQI
16th Jul 2025655 PMAQI
16th Jul 2025646 PMAQI
16th Jul 2025647 PMAQI
16th Jul 2025718 PMAQI
16th Jul 2025709 PMAQI
16th Jul 20257010 PMAQI
16th Jul 20257411 PMAQI
17th Jul 20257212 AMAQI
17th Jul 2025761 AMAQI
17th Jul 2025752 AMAQI
17th Jul 2025783 AMAQI
17th Jul 2025814 AMAQI

32°C26/38°C

17th Jul 2025825 AMAQI
17th Jul 2025806 AMAQI
17th Jul 2025817 AMAQI
17th Jul 2025808 AMAQI
17th Jul 2025789 AMAQI
17th Jul 20257810 AMAQI
17th Jul 20257211 AMAQI
17th Jul 20257012 PMAQI
17th Jul 2025691 PMAQI
17th Jul 2025702 PMAQI
17th Jul 2025723 PMAQI
17th Jul 2025714 PMAQI
17th Jul 2025725 PMAQI
17th Jul 2025706 PMAQI
17th Jul 2025737 PMAQI
17th Jul 2025748 PMAQI
17th Jul 2025759 PMAQI
17th Jul 20257410 PMAQI
17th Jul 20257611 PMAQI
18th Jul 20257512 AMAQI
18th Jul 2025781 AMAQI
18th Jul 2025802 AMAQI
18th Jul 2025773 AMAQI
18th Jul 2025764 AMAQI

32°C26/38°C

18th Jul 2025775 AMAQI
18th Jul 2025766 AMAQI
18th Jul 2025777 AMAQI
18th Jul 2025868 AMAQI
18th Jul 2025949 AMAQI
18th Jul 20258810 AMAQI
18th Jul 20258311 AMAQI
18th Jul 20258212 PMAQI
18th Jul 2025771 PMAQI
18th Jul 2025762 PMAQI
18th Jul 2025703 PMAQI
18th Jul 2025644 PMAQI
18th Jul 2025645 PMAQI
18th Jul 2025616 PMAQI
18th Jul 2025637 PMAQI
18th Jul 2025688 PMAQI
18th Jul 2025729 PMAQI
18th Jul 20257110 PMAQI
18th Jul 20257411 PMAQI
19th Jul 20257412 AMAQI
19th Jul 2025761 AMAQI
19th Jul 2025762 AMAQI
19th Jul 2025763 AMAQI
19th Jul 2025754 AMAQI

33°C26/39°C

19th Jul 2025755 AMAQI
19th Jul 2025766 AMAQI
19th Jul 2025767 AMAQI
19th Jul 2025898 AMAQI
19th Jul 2025879 AMAQI
19th Jul 20258610 AMAQI
19th Jul 20258011 AMAQI
19th Jul 20257712 PMAQI
19th Jul 2025701 PMAQI
19th Jul 2025702 PMAQI
19th Jul 2025713 PMAQI
19th Jul 2025744 PMAQI
19th Jul 2025735 PMAQI
19th Jul 2025756 PMAQI
19th Jul 2025777 PMAQI
19th Jul 2025778 PMAQI
19th Jul 2025779 PMAQI
19th Jul 20257810 PMAQI
19th Jul 20257811 PMAQI
20th Jul 20257812 AMAQI
20th Jul 2025771 AMAQI
20th Jul 2025762 AMAQI
20th Jul 2025753 AMAQI
20th Jul 2025754 AMAQI

33°C26/40°C

20th Jul 2025765 AMAQI
20th Jul 2025756 AMAQI
20th Jul 2025777 AMAQI
20th Jul 2025868 AMAQI
20th Jul 20251139 AMAQI
20th Jul 20259310 AMAQI
20th Jul 20259011 AMAQI
20th Jul 20259012 PMAQI
20th Jul 2025771 PMAQI
20th Jul 2025762 PMAQI
20th Jul 2025723 PMAQI
20th Jul 2025634 PMAQI
20th Jul 2025565 PMAQI
20th Jul 2025706 PMAQI
20th Jul 2025757 PMAQI
20th Jul 2025718 PMAQI
20th Jul 2025719 PMAQI
20th Jul 20256910 PMAQI
20th Jul 20257011 PMAQI
21st Jul 20257012 AMAQI
21st Jul 2025741 AMAQI
21st Jul 2025762 AMAQI
21st Jul 2025763 AMAQI
21st Jul 2025774 AMAQI

31°C26/38°C

21st Jul 2025775 AMAQI
21st Jul 2025776 AMAQI
21st Jul 2025787 AMAQI
21st Jul 2025768 AMAQI
21st Jul 2025819 AMAQI
21st Jul 20257310 AMAQI
21st Jul 20256411 AMAQI
21st Jul 20256512 PMAQI
21st Jul 2025681 PMAQI
21st Jul 2025622 PMAQI
21st Jul 2025663 PMAQI
21st Jul 2025784 PMAQI
21st Jul 2025915 PMAQI
21st Jul 2025996 PMAQI
21st Jul 2025967 PMAQI
21st Jul 2025898 PMAQI
21st Jul 2025909 PMAQI
21st Jul 20258910 PMAQI
21st Jul 20259011 PMAQI
22nd Jul 20258712 AMAQI
22nd Jul 2025751 AMAQI
22nd Jul 2025762 AMAQI
22nd Jul 2025733 AMAQI
22nd Jul 2025724 AMAQI

29°C24/36°C

22nd Jul 2025725 AMAQI
22nd Jul 2025726 AMAQI
22nd Jul 2025727 AMAQI
22nd Jul 2025928 AMAQI
22nd Jul 2025829 AMAQI
22nd Jul 20258610 AMAQI
22nd Jul 20258611 AMAQI
22nd Jul 20259112 PMAQI
22nd Jul 2025781 PMAQI
22nd Jul 2025732 PMAQI
22nd Jul 2025713 PMAQI
22nd Jul 2025644 PMAQI
22nd Jul 2025575 PMAQI
22nd Jul 2025536 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025638 PMAQI
22nd Jul 2025639 PMAQI
22nd Jul 20256210 PMAQI
22nd Jul 20256311 PMAQI
23rd Jul 20256212 AMAQI
23rd Jul 2025711 AMAQI
23rd Jul 2025722 AMAQI
23rd Jul 2025723 AMAQI
23rd Jul 2025744 AMAQI

30°C25/37°C

23rd Jul 2025755 AMAQI
23rd Jul 2025736 AMAQI
23rd Jul 2025747 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20254811 AMAQI
23rd Jul 20254712 PMAQI
23rd Jul 2025471 PMAQI
23rd Jul 2025502 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025434 PMAQI
23rd Jul 2025515 PMAQI
23rd Jul 2025536 PMAQI
23rd Jul 2025577 PMAQI
23rd Jul 2025628 PMAQI
23rd Jul 2025639 PMAQI
23rd Jul 20256410 PMAQI
23rd Jul 20256411 PMAQI
24th Jul 20256412 AMAQI
24th Jul 2025661 AMAQI
24th Jul 2025682 AMAQI
24th Jul 2025683 AMAQI
24th Jul 2025674 AMAQI

30°C25/35°C

24th Jul 2025675 AMAQI
24th Jul 2025676 AMAQI
24th Jul 2025677 AMAQI
24th Jul 2025498 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20255310 AMAQI
24th Jul 20256211 AMAQI
24th Jul 20256712 PMAQI
24th Jul 2025681 PMAQI
24th Jul 2025682 PMAQI
24th Jul 2025633 PMAQI
24th Jul 2025634 PMAQI
24th Jul 2025555 PMAQI
24th Jul 2025546 PMAQI
24th Jul 2025587 PMAQI
24th Jul 2025628 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20255811 PMAQI
25th Jul 20255812 AMAQI
25th Jul 2025621 AMAQI
25th Jul 2025652 AMAQI
25th Jul 2025653 AMAQI
25th Jul 2025644 AMAQI

31°C25/37°C

25th Jul 2025635 AMAQI
25th Jul 2025646 AMAQI
25th Jul 2025647 AMAQI
25th Jul 2025688 AMAQI
25th Jul 2025669 AMAQI
25th Jul 20257110 AMAQI
25th Jul 20257911 AMAQI
25th Jul 20257112 PMAQI
25th Jul 2025681 PMAQI
25th Jul 2025632 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025605 PMAQI
25th Jul 2025636 PMAQI
25th Jul 2025627 PMAQI
25th Jul 2025648 PMAQI
25th Jul 2025649 PMAQI
25th Jul 20256510 PMAQI
25th Jul 20256611 PMAQI
26th Jul 20256612 AMAQI
26th Jul 2025631 AMAQI
26th Jul 2025622 AMAQI
26th Jul 2025643 AMAQI
26th Jul 2025644 AMAQI

32°C26/37°C

26th Jul 2025645 AMAQI
26th Jul 2025666 AMAQI
26th Jul 2025657 AMAQI
26th Jul 2025668 AMAQI
26th Jul 2025689 AMAQI
26th Jul 20256710 AMAQI
26th Jul 20256511 AMAQI
26th Jul 20256612 PMAQI
26th Jul 2025691 PMAQI
26th Jul 2025632 PMAQI
26th Jul 2025603 PMAQI
26th Jul 2025604 PMAQI
26th Jul 2025615 PMAQI
26th Jul 2025576 PMAQI
26th Jul 2025587 PMAQI
26th Jul 2025638 PMAQI
26th Jul 2025629 PMAQI
26th Jul 20256210 PMAQI
26th Jul 20256211 PMAQI
27th Jul 20256312 AMAQI
27th Jul 2025631 AMAQI
27th Jul 2025632 AMAQI
27th Jul 2025633 AMAQI
27th Jul 2025654 AMAQI

32°C26/39°C

27th Jul 2025645 AMAQI
27th Jul 2025646 AMAQI
27th Jul 2025647 AMAQI
27th Jul 2025678 AMAQI
27th Jul 2025669 AMAQI
27th Jul 20256310 AMAQI
27th Jul 20256311 AMAQI
27th Jul 20256412 PMAQI
27th Jul 2025631 PMAQI
27th Jul 2025602 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025584 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025607 PMAQI
27th Jul 2025618 PMAQI
27th Jul 2025629 PMAQI
27th Jul 20256210 PMAQI
27th Jul 20256211 PMAQI
28th Jul 20256312 AMAQI
28th Jul 2025621 AMAQI
28th Jul 2025622 AMAQI
28th Jul 2025623 AMAQI
28th Jul 2025634 AMAQI

33°C26/39°C

28th Jul 2025645 AMAQI
28th Jul 2025636 AMAQI
28th Jul 2025637 AMAQI
28th Jul 2025708 AMAQI
28th Jul 2025689 AMAQI
28th Jul 20256910 AMAQI
28th Jul 20256211 AMAQI
28th Jul 20256012 PMAQI
28th Jul 2025611 PMAQI
28th Jul 2025572 PMAQI
28th Jul 2025543 PMAQI
28th Jul 2025524 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025566 PMAQI
28th Jul 2025567 PMAQI
28th Jul 2025598 PMAQI
28th Jul 2025609 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20255911 PMAQI
29th Jul 20256112 AMAQI
29th Jul 2025621 AMAQI
29th Jul 2025622 AMAQI
29th Jul 2025633 AMAQI
29th Jul 2025624 AMAQI

33°C27/40°C

29th Jul 2025635 AMAQI
29th Jul 2025626 AMAQI
29th Jul 2025627 AMAQI
29th Jul 2025668 AMAQI
29th Jul 2025439 AMAQI
29th Jul 20254710 AMAQI
29th Jul 20256011 AMAQI
29th Jul 20255912 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025563 PMAQI
29th Jul 2025534 PMAQI
29th Jul 2025535 PMAQI
29th Jul 2025576 PMAQI
29th Jul 2025567 PMAQI
29th Jul 2025618 PMAQI
29th Jul 2025609 PMAQI
29th Jul 20256110 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025621 AMAQI
30th Jul 2025622 AMAQI
30th Jul 2025613 AMAQI
30th Jul 2025604 AMAQI

32°C26/41°C

30th Jul 2025605 AMAQI
30th Jul 2025606 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025658 AMAQI
30th Jul 2025729 AMAQI
30th Jul 20256310 AMAQI
30th Jul 20255711 AMAQI
30th Jul 20255112 PMAQI
30th Jul 2025421 PMAQI
30th Jul 2025432 PMAQI
30th Jul 2025473 PMAQI
30th Jul 2025484 PMAQI
30th Jul 2025435 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025537 PMAQI
30th Jul 2025578 PMAQI
30th Jul 2025589 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255912 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025622 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025614 AMAQI

32°C26/40°C

31st Jul 2025615 AMAQI
31st Jul 2025616 AMAQI
31st Jul 2025617 AMAQI
31st Jul 2025618 AMAQI
31st Jul 2025619 AMAQI
31st Jul 20257310 AMAQI
31st Jul 20257111 AMAQI
31st Jul 20256812 PMAQI
31st Jul 2025571 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025493 PMAQI
31st Jul 2025504 PMAQI
31st Jul 2025515 PMAQI
31st Jul 2025556 PMAQI
31st Jul 2025557 PMAQI
31st Jul 2025558 PMAQI
31st Jul 2025599 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20255811 PMAQI
1st Aug 20256012 AMAQI
1st Aug 2025621 AMAQI
1st Aug 2025592 AMAQI
1st Aug 2025613 AMAQI
1st Aug 2025594 AMAQI

32°C27/39°C

1st Aug 2025605 AMAQI
1st Aug 2025596 AMAQI
1st Aug 2025597 AMAQI
1st Aug 2025648 AMAQI
1st Aug 2025639 AMAQI
1st Aug 20256410 AMAQI
1st Aug 20256111 AMAQI
1st Aug 20255912 PMAQI
1st Aug 2025641 PMAQI
1st Aug 2025622 PMAQI
1st Aug 2025663 PMAQI
1st Aug 2025654 PMAQI
1st Aug 2025645 PMAQI
1st Aug 2025636 PMAQI
1st Aug 2025627 PMAQI
1st Aug 2025668 PMAQI
1st Aug 2025629 PMAQI
1st Aug 20256110 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20256112 AMAQI
2nd Aug 2025591 AMAQI
2nd Aug 2025592 AMAQI
2nd Aug 2025603 AMAQI
2nd Aug 2025624 AMAQI

32°C25/41°C

2nd Aug 2025615 AMAQI
2nd Aug 2025606 AMAQI
2nd Aug 2025617 AMAQI
2nd Aug 2025638 AMAQI
2nd Aug 2025709 AMAQI
2nd Aug 20256410 AMAQI
2nd Aug 20256411 AMAQI
2nd Aug 20256412 PMAQI
2nd Aug 2025681 PMAQI
2nd Aug 2025622 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025664 PMAQI
2nd Aug 2025665 PMAQI
2nd Aug 2025686 PMAQI
2nd Aug 2025677 PMAQI
2nd Aug 2025628 PMAQI
2nd Aug 2025639 PMAQI
2nd Aug 20256310 PMAQI
2nd Aug 20256211 PMAQI
3rd Aug 20256112 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025603 AMAQI
3rd Aug 2025614 AMAQI

33°C27/41°C

3rd Aug 2025605 AMAQI
3rd Aug 2025606 AMAQI
3rd Aug 2025607 AMAQI
3rd Aug 2025688 AMAQI
3rd Aug 2025739 AMAQI
3rd Aug 20257210 AMAQI
3rd Aug 20256911 AMAQI
3rd Aug 20257512 PMAQI
3rd Aug 2025681 PMAQI
3rd Aug 2025682 PMAQI
3rd Aug 2025643 PMAQI
3rd Aug 2025654 PMAQI
3rd Aug 2025635 PMAQI
3rd Aug 2025666 PMAQI
3rd Aug 2025657 PMAQI
3rd Aug 2025648 PMAQI
3rd Aug 2025649 PMAQI
3rd Aug 20256310 PMAQI
3rd Aug 20256311 PMAQI
4th Aug 20256312 AMAQI
4th Aug 2025581 AMAQI
4th Aug 2025602 AMAQI
4th Aug 2025603 AMAQI
4th Aug 2025624 AMAQI

35°C28/43°C

4th Aug 2025615 AMAQI
5 AM
4th Aug 2025626 AMAQI
4th Aug 2025617 AMAQI
4th Aug 2025718 AMAQI
12 PM
7 PM
12 AM
4 AM

--°C/°C

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

71AQI

12 heures / Jour
360 heures / Mois
Heure moyenne la plus basse
5 AM - 7 PM

71AQI

15 heures / Jour
450 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 8 AM à 7 PM (Moyenne 71), tandis que l'AQI le plus bas était entre 5 AM à 7 PM (Moyenne 71).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM

67AQI

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

67AQI

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 67), tandis que l'AQI le plus bas était entre 12 AM à 11 PM (Moyenne 67).

Jours de 2025 Vs Qualité de l'Air

Cotton Research Institute, Dengtalu, Henan, China

2025

55%

117

34%

72

11%

23

0.4%

1

0.4%

1

Nombre total de jours avec différentes catégories AQI au cours des 216 derniers jours de 2025 (149 jours restants)

Bon
0 Jours
Modéré
117 Jours
Pauvre
72 Jours
Non sain
23 Jours
Sévère
1 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 216 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

Cotton Research Institute, Dengtalu, Henan, 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
156AQI
2nd Janvier 2025
135AQI
3rd Janvier 2025
153AQI
4th Janvier 2025
167AQI
5th Janvier 2025
125AQI
6th Janvier 2025
98AQI
7th Janvier 2025
91AQI
8th Janvier 2025
70AQI
9th Janvier 2025
78AQI
10th Janvier 2025
103AQI
11th Janvier 2025
97AQI
12th Janvier 2025
84AQI
13th Janvier 2025
124AQI
14th Janvier 2025
103AQI
15th Janvier 2025
93AQI
16th Janvier 2025
105AQI
17th Janvier 2025
125AQI
18th Janvier 2025
144AQI
19th Janvier 2025
140AQI
20th Janvier 2025
165AQI
21st Janvier 2025
184AQI
22nd Janvier 2025
139AQI
23rd Janvier 2025
159AQI
24th Janvier 2025
159AQI
25th Janvier 2025
163AQI
26th Janvier 2025
108AQI
27th Janvier 2025
78AQI
28th Janvier 2025
98AQI
29th Janvier 2025
157AQI
30th Janvier 2025
149AQI
31st Janvier 2025
158AQI
1st Février 2025
158AQI
2nd Février 2025
174AQI
3rd Février 2025
136AQI
4th Février 2025
124AQI
5th Février 2025
83AQI
6th Février 2025
126AQI
7th Février 2025
59AQI
8th Février 2025
82AQI
9th Février 2025
106AQI
10th Février 2025
133AQI
11th Février 2025
151AQI
12th Février 2025
122AQI
13th Février 2025
121AQI
14th Février 2025
142AQI
15th Février 2025
128AQI
16th Février 2025
93AQI
17th Février 2025
115AQI
18th Février 2025
109AQI
19th Février 2025
109AQI
20th Février 2025
127AQI
21st Février 2025
143AQI
22nd Février 2025
124AQI
23rd Février 2025
79AQI
24th Février 2025
130AQI
25th Février 2025
111AQI
26th Février 2025
144AQI
27th Février 2025
152AQI
28th Février 2025
169AQI
1st Mars 2025
185AQI
2nd Mars 2025
123AQI
3rd Mars 2025
101AQI
4th Mars 2025
93AQI
5th Mars 2025
126AQI
6th Mars 2025
118AQI
7th Mars 2025
143AQI
8th Mars 2025
140AQI
9th Mars 2025
152AQI
10th Mars 2025
157AQI
11th Mars 2025
160AQI
12th Mars 2025
152AQI
13th Mars 2025
154AQI
14th Mars 2025
131AQI
15th Mars 2025
121AQI
16th Mars 2025
78AQI
17th Mars 2025
77AQI
18th Mars 2025
73AQI
19th Mars 2025
90AQI
20th Mars 2025
63AQI
21st Mars 2025
70AQI
22nd Mars 2025
77AQI
23rd Mars 2025
109AQI
24th Mars 2025
384AQI
25th Mars 2025
219AQI
26th Mars 2025
146AQI
27th Mars 2025
124AQI
28th Mars 2025
117AQI
29th Mars 2025
85AQI
30th Mars 2025
102AQI
31st Mars 2025
101AQI
1st Avril 2025
95AQI
2nd Avril 2025
67AQI
3rd Avril 2025
92AQI
4th Avril 2025
127AQI
5th Avril 2025
75AQI
6th Avril 2025
116AQI
7th Avril 2025
127AQI
8th Avril 2025
117AQI
9th Avril 2025
137AQI
10th Avril 2025
122AQI
11th Avril 2025
144AQI
12th Avril 2025
138AQI
13th Avril 2025
93AQI
14th Avril 2025
74AQI
15th Avril 2025
79AQI
16th Avril 2025
121AQI
17th Avril 2025
140AQI
18th Avril 2025
117AQI
19th Avril 2025
119AQI
20th Avril 2025
114AQI
21st Avril 2025
107AQI
22nd Avril 2025
88AQI
23rd Avril 2025
102AQI
24th Avril 2025
68AQI
25th Avril 2025
96AQI
26th Avril 2025
91AQI
27th Avril 2025
103AQI
28th Avril 2025
76AQI
29th Avril 2025
78AQI
30th Avril 2025
107AQI
1st Mai 2025
79AQI
2nd Mai 2025
102AQI
3rd Mai 2025
66AQI
4th Mai 2025
79AQI
5th Mai 2025
183AQI
6th Mai 2025
99AQI
7th Mai 2025
124AQI
8th Mai 2025
114AQI
9th Mai 2025
81AQI
10th Mai 2025
77AQI
11th Mai 2025
69AQI
12th Mai 2025
81AQI
13th Mai 2025
98AQI
14th Mai 2025
85AQI
15th Mai 2025
73AQI
16th Mai 2025
102AQI
17th Mai 2025
157AQI
18th Mai 2025
89AQI
19th Mai 2025
123AQI
20th Mai 2025
113AQI
21st Mai 2025
118AQI
22nd Mai 2025
119AQI
23rd Mai 2025
122AQI
24th Mai 2025
87AQI
25th Mai 2025
97AQI
26th Mai 2025
98AQI
27th Mai 2025
96AQI
28th Mai 2025
97AQI
29th Mai 2025
93AQI
30th Mai 2025
89AQI
31st Mai 2025
94AQI
1st Juin 2025
112AQI
2nd Juin 2025
114AQI
3rd Juin 2025
75AQI
4th Juin 2025
74AQI
5th Juin 2025
80AQI
6th Juin 2025
88AQI
7th Juin 2025
98AQI
8th Juin 2025
99AQI
9th Juin 2025
93AQI
10th Juin 2025
75AQI
11th Juin 2025
87AQI
12th Juin 2025
80AQI
13th Juin 2025
87AQI
14th Juin 2025
82AQI
15th Juin 2025
61AQI
16th Juin 2025
54AQI
17th Juin 2025
63AQI
18th Juin 2025
64AQI
19th Juin 2025
67AQI
20th Juin 2025
70AQI
21st Juin 2025
65AQI
22nd Juin 2025
55AQI
23rd Juin 2025
62AQI
24th Juin 2025
65AQI
25th Juin 2025
76AQI
26th Juin 2025
68AQI
27th Juin 2025
77AQI
28th Juin 2025
64AQI
29th Juin 2025
66AQI
30th Juin 2025
64AQI
1st Juillet 2025
59AQI
2nd Juillet 2025
60AQI
3rd Juillet 2025
60AQI
4th Juillet 2025
62AQI
5th Juillet 2025
56AQI
6th Juillet 2025
55AQI
7th Juillet 2025
60AQI
8th Juillet 2025
66AQI
9th Juillet 2025
69AQI
10th Juillet 2025
81AQI
11th Juillet 2025
84AQI
12th Juillet 2025
84AQI
13th Juillet 2025
81AQI
14th Juillet 2025
80AQI
15th Juillet 2025
84AQI
16th Juillet 2025
81AQI
17th Juillet 2025
75AQI
18th Juillet 2025
75AQI
19th Juillet 2025
77AQI
20th Juillet 2025
76AQI
21st Juillet 2025
80AQI
22nd Juillet 2025
71AQI
23rd Juillet 2025
59AQI
24th Juillet 2025
62AQI
25th Juillet 2025
64AQI
26th Juillet 2025
63AQI
27th Juillet 2025
62AQI
28th Juillet 2025
61AQI
29th Juillet 2025
59AQI
30th Juillet 2025
56AQI
31st Juillet 2025
59AQI
1st Août 2025
62AQI
2nd Août 2025
62AQI

126AQI

123AQI

128AQI

104AQI

100AQI

76AQI

68AQI

62AQI

Nombre de jours

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

2025103AQI

9
12
10
5
18
5
9
14
6
1
1
13
17
20
9
2
28
2
31
2
117
72
23
1
1

Le plus élevé AQI enregistré en

Mars

128AQI

Le plus bas AQI enregistré en

Août

62AQI

2024110AQI

6
9
12
3
1
8
5
12
3
1
7
13
11
14
16
20
7
2
1
30
31
31
4
16
6
3
3
3
9
14
2
9
13
6
2
6
21
4
7
181
99
64
11
2

Le plus élevé AQI enregistré en

Janvier

152AQI

Le plus bas AQI enregistré en

Juillet

67AQI

2023117AQI

4
7
11
9
2
6
17
3
1
18
10
2
11
13
3
3
2
20
9
28
2
4
25
2
4
26
1
1
24
5
9
16
5
1
1
10
10
6
2
3
11
15
2
12
163
100
67
22

Le plus élevé AQI enregistré en

Février

170AQI

Le plus bas AQI enregistré en

Août

72AQI

2022122AQI

2
4
20
5
1
12
8
7
11
11
1
1
9
8
1
25
5
17
13
5
13
1
1
1
16
10
1
5
8
9
9
5
10
10
5
6
10
10
4
1
12
110
93
69
15
2

Le plus élevé AQI enregistré en

Janvier

169AQI

Le plus bas AQI enregistré en

Juillet

66AQI

2021121AQI

3
10
11
6
1
3
13
9
3
4
8
13
2
4
15
7
6
1
1
1
13
13
1
1
1
13
11
4
23
1
2
24
5
7
18
5
4
9
10
6
2
2
8
6
11
3
9
13
9
21
142
102
66
17
7

Le plus élevé AQI enregistré en

Mars

193AQI

Le plus bas AQI enregistré en

Juillet

70AQI

2020117AQI

1
3
8
1
7
12
2
11
7
18
11
1
13
12
4
22
5
1
15
14
7
11
13
1
5
11
9
4
2
5
18
6
7
103
96
44
10

Le plus élevé AQI enregistré en

Décembre

172AQI

Le plus bas AQI enregistré en

Août

80AQI

Années les plus & moins polluées des 6 dernières années

Année la plus polluée enregistrée
2022(Moyenne)
122AQI
Année la moins polluée enregistrée
2025(Moyenne)
103AQI

La qualité de l'air annuelle de Cotton Research Institute pour l'année 2025 AQI (103) montre un changement moyen de pourcentage de -11.7% (amélioré AQI) par rapport aux années précédentes : 2020 (117), 2021 (121), 2022 (122), 2023 (117), 2024 (110).