Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Analyse Historique de la Qualité de l'Air à City Monitoring Station, Hengyang, Hunan, 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

City Monitoring Station, Hengyang, Hunan, China

2021
2022
2023
2024
2025
AQI
.
Jours

Tendances AQI : Le plus élevé et le plus bas

AQI le plus élevé enregistré le
19th Aug 2023
121AQI
AQI le plus bas enregistré le
1st Aug 2024
35AQI

Analyse du même jour (3rd August ):
Ce jour-là, l'AQI au cours des 5 années a varié de manière significative : 2025 se classe 3rd le plus élevé AQI à 59 de Modéré qualité de l'air, montrant une amélioration par rapport à 2023 et 2021 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

City Monitoring Station, Hengyang, Hunan, China

AQI
Jour
Nuit
.

5 AM3rd Aug 2025

7 PM

4 AM4th Aug 2025

Heure du jour
Heure moyenne la plus haute
5AM3rd Aug

62AQI

Heure moyenne la plus basse
10AM3rd Aug

47AQI

Heure de la nuit
Heure moyenne la plus haute
9PM3rd Aug

61AQI

Heure moyenne la plus basse
12AM4th Aug

56AQI

Au cours des 24 dernières heures,

L'AQI de City Monitoring Station a atteint son point le plus élevé de 62 à 5 AM pendant le Jour, tandis que le point le plus bas, 47, a été enregistré à 10 AM pendant le Jour entre 3rd Aug et 4th Aug 2025.

Tendance AQI Jour & Nuit : Jul - Aug 2025

City Monitoring Station, Hengyang, Hunan, 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 2025525 AMAQI
5th Jul 2025526 AMAQI
5th Jul 2025527 AMAQI
5th Jul 2025668 AMAQI
5th Jul 2025749 AMAQI
5th Jul 20258010 AMAQI
5th Jul 20258411 AMAQI
5th Jul 20257612 PMAQI
5th Jul 2025721 PMAQI
5th Jul 2025762 PMAQI
5th Jul 2025723 PMAQI
5th Jul 2025734 PMAQI
5th Jul 2025725 PMAQI
5th Jul 2025606 PMAQI
5th Jul 2025637 PMAQI
5th Jul 2025648 PMAQI
5th Jul 2025649 PMAQI
5th Jul 20256410 PMAQI
5th Jul 20256611 PMAQI
6th Jul 20256612 AMAQI
6th Jul 2025521 AMAQI
6th Jul 2025532 AMAQI
6th Jul 2025553 AMAQI
6th Jul 2025574 AMAQI

32°C28/38°C

6th Jul 2025575 AMAQI
6th Jul 2025576 AMAQI
6th Jul 2025577 AMAQI
6th Jul 2025678 AMAQI
6th Jul 2025849 AMAQI
6th Jul 20258410 AMAQI
6th Jul 20258611 AMAQI
6th Jul 20258312 PMAQI
6th Jul 2025821 PMAQI
6th Jul 2025842 PMAQI
6th Jul 2025803 PMAQI
6th Jul 2025804 PMAQI
6th Jul 2025765 PMAQI
6th Jul 2025706 PMAQI
6th Jul 2025647 PMAQI
6th Jul 2025668 PMAQI
6th Jul 2025689 PMAQI
6th Jul 20256910 PMAQI
6th Jul 20257011 PMAQI
7th Jul 20256812 AMAQI
7th Jul 2025571 AMAQI
7th Jul 2025572 AMAQI
7th Jul 2025583 AMAQI
7th Jul 2025624 AMAQI

31°C27/38°C

7th Jul 2025625 AMAQI
7th Jul 2025626 AMAQI
7th Jul 2025627 AMAQI
7th Jul 2025878 AMAQI
7th Jul 20251049 AMAQI
7th Jul 20259810 AMAQI
7th Jul 202510011 AMAQI
7th Jul 20259212 PMAQI
7th Jul 2025901 PMAQI
7th Jul 2025862 PMAQI
7th Jul 2025823 PMAQI
7th Jul 2025804 PMAQI
7th Jul 2025825 PMAQI
7th Jul 2025766 PMAQI
7th Jul 2025567 PMAQI
7th Jul 2025638 PMAQI
7th Jul 2025729 PMAQI
7th Jul 20257010 PMAQI
7th Jul 20257011 PMAQI
8th Jul 20256912 AMAQI
8th Jul 2025641 AMAQI
8th Jul 2025602 AMAQI
8th Jul 2025633 AMAQI
8th Jul 2025674 AMAQI

30°C25/37°C

8th Jul 2025675 AMAQI
8th Jul 2025686 AMAQI
8th Jul 2025677 AMAQI
8th Jul 2025708 AMAQI
8th Jul 2025799 AMAQI
8th Jul 20258910 AMAQI
8th Jul 20258811 AMAQI
8th Jul 20258612 PMAQI
8th Jul 2025791 PMAQI
8th Jul 2025692 PMAQI
8th Jul 2025723 PMAQI
8th Jul 2025704 PMAQI
8th Jul 2025695 PMAQI
8th Jul 2025656 PMAQI
8th Jul 2025657 PMAQI
8th Jul 2025668 PMAQI
8th Jul 2025749 PMAQI
8th Jul 20256810 PMAQI
8th Jul 20256411 PMAQI
9th Jul 20256512 AMAQI
9th Jul 2025641 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025663 AMAQI
9th Jul 2025684 AMAQI

32°C27/37°C

9th Jul 2025695 AMAQI
9th Jul 2025696 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025668 AMAQI
9th Jul 2025699 AMAQI
9th Jul 20256410 AMAQI
9th Jul 20256811 AMAQI
9th Jul 20257812 PMAQI
9th Jul 2025881 PMAQI
9th Jul 2025872 PMAQI
9th Jul 2025723 PMAQI
9th Jul 2025764 PMAQI
9th Jul 2025745 PMAQI
9th Jul 2025756 PMAQI
9th Jul 2025787 PMAQI
9th Jul 2025668 PMAQI
9th Jul 2025709 PMAQI
9th Jul 20257410 PMAQI
9th Jul 20257211 PMAQI
10th Jul 20257212 AMAQI
10th Jul 2025661 AMAQI
10th Jul 2025662 AMAQI
10th Jul 2025673 AMAQI
10th Jul 2025684 AMAQI

31°C27/36°C

10th Jul 2025685 AMAQI
10th Jul 2025686 AMAQI
10th Jul 2025687 AMAQI
10th Jul 2025628 AMAQI
10th Jul 2025549 AMAQI
10th Jul 20255710 AMAQI
10th Jul 20255711 AMAQI
10th Jul 20255412 PMAQI
10th Jul 2025541 PMAQI
10th Jul 2025532 PMAQI
10th Jul 2025593 PMAQI
10th Jul 2025534 PMAQI
10th Jul 2025505 PMAQI
10th Jul 2025526 PMAQI
10th Jul 2025547 PMAQI
10th Jul 2025598 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256510 PMAQI
10th Jul 20256311 PMAQI
11th Jul 20256212 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025662 AMAQI
11th Jul 2025653 AMAQI
11th Jul 2025654 AMAQI

30°C26/35°C

11th Jul 2025645 AMAQI
11th Jul 2025656 AMAQI
11th Jul 2025657 AMAQI
11th Jul 2025408 AMAQI
11th Jul 2025339 AMAQI
11th Jul 20254410 AMAQI
11th Jul 20256211 AMAQI
11th Jul 20256212 PMAQI
11th Jul 2025601 PMAQI
11th Jul 2025602 PMAQI
11th Jul 2025773 PMAQI
11th Jul 2025524 PMAQI
11th Jul 2025495 PMAQI
11th Jul 2025536 PMAQI
11th Jul 2025587 PMAQI
11th Jul 2025668 PMAQI
11th Jul 2025729 PMAQI
11th Jul 20257010 PMAQI
11th Jul 20256511 PMAQI
12th Jul 20256412 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025624 AMAQI

30°C26/35°C

12th Jul 2025625 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025549 AMAQI
12th Jul 20256010 AMAQI
12th Jul 20255811 AMAQI
12th Jul 20255912 PMAQI
12th Jul 2025581 PMAQI
12th Jul 2025622 PMAQI
12th Jul 2025593 PMAQI
12th Jul 2025624 PMAQI
12th Jul 2025605 PMAQI
12th Jul 2025606 PMAQI
12th Jul 2025607 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20256310 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20256112 AMAQI
13th Jul 2025631 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025624 AMAQI

28°C25/33°C

13th Jul 2025635 AMAQI
13th Jul 2025626 AMAQI
13th Jul 2025627 AMAQI
13th Jul 2025618 AMAQI
13th Jul 2025649 AMAQI
13th Jul 20256910 AMAQI
13th Jul 20257111 AMAQI
13th Jul 20256812 PMAQI
13th Jul 2025821 PMAQI
13th Jul 2025632 PMAQI
13th Jul 2025633 PMAQI
13th Jul 2025684 PMAQI
13th Jul 2025635 PMAQI
13th Jul 2025646 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025608 PMAQI
13th Jul 2025649 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20256111 PMAQI
14th Jul 20256012 AMAQI
14th Jul 2025611 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025634 AMAQI

28°C25/33°C

14th Jul 2025635 AMAQI
14th Jul 2025636 AMAQI
14th Jul 2025637 AMAQI
14th Jul 2025718 AMAQI
14th Jul 2025749 AMAQI
14th Jul 20257510 AMAQI
14th Jul 20257811 AMAQI
14th Jul 20258012 PMAQI
14th Jul 2025781 PMAQI
14th Jul 2025762 PMAQI
14th Jul 2025713 PMAQI
14th Jul 2025624 PMAQI
14th Jul 2025605 PMAQI
14th Jul 2025556 PMAQI
14th Jul 2025667 PMAQI
14th Jul 2025678 PMAQI
14th Jul 2025649 PMAQI
14th Jul 20256310 PMAQI
14th Jul 20256211 PMAQI
15th Jul 20256112 AMAQI
15th Jul 2025611 AMAQI
15th Jul 2025622 AMAQI
15th Jul 2025633 AMAQI
15th Jul 2025644 AMAQI

30°C26/34°C

15th Jul 2025645 AMAQI
15th Jul 2025656 AMAQI
15th Jul 2025647 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025549 AMAQI
15th Jul 20256610 AMAQI
15th Jul 20255611 AMAQI
15th Jul 20254812 PMAQI
15th Jul 2025491 PMAQI
15th Jul 2025532 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025444 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025487 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025579 PMAQI
15th Jul 20255810 PMAQI
15th Jul 20255811 PMAQI
16th Jul 20256012 AMAQI
16th Jul 2025611 AMAQI
16th Jul 2025622 AMAQI
16th Jul 2025613 AMAQI
16th Jul 2025614 AMAQI

31°C26/36°C

16th Jul 2025615 AMAQI
16th Jul 2025616 AMAQI
16th Jul 2025607 AMAQI
16th Jul 2025568 AMAQI
16th Jul 2025589 AMAQI
16th Jul 20256210 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025561 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025523 PMAQI
16th Jul 2025504 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025506 PMAQI
16th Jul 2025567 PMAQI
16th Jul 2025548 PMAQI
16th Jul 2025569 PMAQI
16th Jul 20256010 PMAQI
16th Jul 20256111 PMAQI
17th Jul 20256012 AMAQI
17th Jul 2025601 AMAQI
17th Jul 2025602 AMAQI
17th Jul 2025603 AMAQI
17th Jul 2025604 AMAQI

32°C28/37°C

17th Jul 2025595 AMAQI
17th Jul 2025606 AMAQI
17th Jul 2025607 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025559 AMAQI
17th Jul 20256010 AMAQI
17th Jul 20256611 AMAQI
17th Jul 20256512 PMAQI
17th Jul 2025651 PMAQI
17th Jul 2025602 PMAQI
17th Jul 2025573 PMAQI
17th Jul 2025514 PMAQI
17th Jul 2025545 PMAQI
17th Jul 2025516 PMAQI
17th Jul 2025567 PMAQI
17th Jul 2025578 PMAQI
17th Jul 2025569 PMAQI
17th Jul 20256010 PMAQI
17th Jul 20255911 PMAQI
18th Jul 20256112 AMAQI
18th Jul 2025601 AMAQI
18th Jul 2025602 AMAQI
18th Jul 2025603 AMAQI
18th Jul 2025604 AMAQI

32°C28/37°C

18th Jul 2025615 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025678 AMAQI
18th Jul 2025759 AMAQI
18th Jul 20257010 AMAQI
18th Jul 20255511 AMAQI
18th Jul 20256712 PMAQI
18th Jul 2025801 PMAQI
18th Jul 2025702 PMAQI
18th Jul 2025553 PMAQI
18th Jul 2025554 PMAQI
18th Jul 2025775 PMAQI
18th Jul 2025766 PMAQI
18th Jul 2025747 PMAQI
18th Jul 2025688 PMAQI
18th Jul 2025709 PMAQI
18th Jul 20257110 PMAQI
18th Jul 20256611 PMAQI
19th Jul 20256212 AMAQI
19th Jul 2025611 AMAQI
19th Jul 2025612 AMAQI
19th Jul 2025613 AMAQI
19th Jul 2025624 AMAQI

31°C26/37°C

19th Jul 2025625 AMAQI
19th Jul 2025626 AMAQI
19th Jul 2025627 AMAQI
19th Jul 2025638 AMAQI
19th Jul 2025669 AMAQI
19th Jul 20256710 AMAQI
19th Jul 20256811 AMAQI
19th Jul 20256812 PMAQI
19th Jul 2025671 PMAQI
19th Jul 2025682 PMAQI
19th Jul 2025753 PMAQI
19th Jul 2025644 PMAQI
19th Jul 2025625 PMAQI
19th Jul 2025596 PMAQI
19th Jul 2025647 PMAQI
19th Jul 2025648 PMAQI
19th Jul 2025679 PMAQI
19th Jul 20256010 PMAQI
19th Jul 20256211 PMAQI
20th Jul 20256012 AMAQI
20th Jul 2025621 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025634 AMAQI

30°C26/36°C

20th Jul 2025635 AMAQI
20th Jul 2025636 AMAQI
20th Jul 2025637 AMAQI
20th Jul 2025618 AMAQI
20th Jul 2025589 AMAQI
20th Jul 20255610 AMAQI
20th Jul 20255811 AMAQI
20th Jul 20255412 PMAQI
20th Jul 2025521 PMAQI
20th Jul 2025552 PMAQI
20th Jul 2025513 PMAQI
20th Jul 2025334 PMAQI
20th Jul 2025355 PMAQI
20th Jul 2025346 PMAQI
20th Jul 2025497 PMAQI
20th Jul 2025588 PMAQI
20th Jul 2025619 PMAQI
20th Jul 20255810 PMAQI
20th Jul 20255311 PMAQI
21st Jul 20255312 AMAQI
21st Jul 2025621 AMAQI
21st Jul 2025622 AMAQI
21st Jul 2025623 AMAQI
21st Jul 2025614 AMAQI

29°C26/34°C

21st Jul 2025605 AMAQI
21st Jul 2025616 AMAQI
21st Jul 2025617 AMAQI
21st Jul 2025338 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254612 PMAQI
21st Jul 2025431 PMAQI
21st Jul 2025542 PMAQI
21st Jul 2025403 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025507 PMAQI
21st Jul 2025558 PMAQI
21st Jul 2025569 PMAQI
21st Jul 20255710 PMAQI
21st Jul 20255411 PMAQI
22nd Jul 20255212 AMAQI
22nd Jul 2025591 AMAQI
22nd Jul 2025602 AMAQI
22nd Jul 2025593 AMAQI
22nd Jul 2025584 AMAQI

29°C26/33°C

22nd Jul 2025575 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025308 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20253010 AMAQI
22nd Jul 20252511 AMAQI
22nd Jul 20253212 PMAQI
22nd Jul 2025451 PMAQI
22nd Jul 2025602 PMAQI
22nd Jul 2025503 PMAQI
22nd Jul 2025334 PMAQI
22nd Jul 2025235 PMAQI
22nd Jul 2025286 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025508 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20255110 PMAQI
22nd Jul 20254811 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025563 AMAQI
23rd Jul 2025544 AMAQI

28°C26/32°C

23rd Jul 2025545 AMAQI
23rd Jul 2025556 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025288 AMAQI
23rd Jul 2025189 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20253611 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025291 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025324 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025327 PMAQI
23rd Jul 2025468 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20254911 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025532 AMAQI
24th Jul 2025543 AMAQI
24th Jul 2025524 AMAQI

28°C25/33°C

24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025399 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20256111 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025622 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025555 PMAQI
24th Jul 2025516 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025548 PMAQI
24th Jul 2025589 PMAQI
24th Jul 20256210 PMAQI
24th Jul 20256011 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025533 AMAQI
25th Jul 2025524 AMAQI

29°C25/34°C

25th Jul 2025525 AMAQI
25th Jul 2025536 AMAQI
25th Jul 2025537 AMAQI
25th Jul 2025538 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20255310 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20255612 PMAQI
25th Jul 2025561 PMAQI
25th Jul 2025572 PMAQI
25th Jul 2025563 PMAQI
25th Jul 2025524 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025516 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025558 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255710 PMAQI
25th Jul 20255811 PMAQI
26th Jul 20255412 AMAQI
26th Jul 2025531 AMAQI
26th Jul 2025532 AMAQI
26th Jul 2025533 AMAQI
26th Jul 2025534 AMAQI

30°C26/36°C

26th Jul 2025535 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025537 AMAQI
26th Jul 2025658 AMAQI
26th Jul 2025629 AMAQI
26th Jul 20256710 AMAQI
26th Jul 20256711 AMAQI
26th Jul 20256912 PMAQI
26th Jul 2025661 PMAQI
26th Jul 2025712 PMAQI
26th Jul 2025573 PMAQI
26th Jul 2025664 PMAQI
26th Jul 2025555 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025467 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025559 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025532 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025554 AMAQI

31°C26/37°C

27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025589 AMAQI
27th Jul 20256110 AMAQI
27th Jul 20255511 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025471 PMAQI
27th Jul 2025422 PMAQI
27th Jul 2025623 PMAQI
27th Jul 2025604 PMAQI
27th Jul 2025485 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025517 PMAQI
27th Jul 2025498 PMAQI
27th Jul 2025549 PMAQI
27th Jul 20255510 PMAQI
27th Jul 20254911 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025554 AMAQI

29°C26/33°C

28th Jul 2025555 AMAQI
28th Jul 2025556 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025518 AMAQI
28th Jul 2025509 AMAQI
28th Jul 20255510 AMAQI
28th Jul 20255911 AMAQI
28th Jul 20255912 PMAQI
28th Jul 2025621 PMAQI
28th Jul 2025662 PMAQI
28th Jul 2025673 PMAQI
28th Jul 2025614 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025486 PMAQI
28th Jul 2025527 PMAQI
28th Jul 2025528 PMAQI
28th Jul 2025539 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255411 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025554 AMAQI

29°C25/33°C

29th Jul 2025555 AMAQI
29th Jul 2025556 AMAQI
29th Jul 2025557 AMAQI
29th Jul 2025548 AMAQI
29th Jul 2025589 AMAQI
29th Jul 20255910 AMAQI
29th Jul 20255311 AMAQI
29th Jul 20255212 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025622 PMAQI
29th Jul 2025633 PMAQI
29th Jul 2025684 PMAQI
29th Jul 2025595 PMAQI
29th Jul 2025556 PMAQI
29th Jul 2025577 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025579 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20255212 AMAQI
30th Jul 2025531 AMAQI
30th Jul 2025542 AMAQI
30th Jul 2025543 AMAQI
30th Jul 2025554 AMAQI

29°C26/33°C

30th Jul 2025555 AMAQI
30th Jul 2025556 AMAQI
30th Jul 2025557 AMAQI
30th Jul 2025708 AMAQI
30th Jul 2025729 AMAQI
30th Jul 20257210 AMAQI
30th Jul 20256711 AMAQI
30th Jul 20256712 PMAQI
30th Jul 2025571 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025513 PMAQI
30th Jul 2025534 PMAQI
30th Jul 2025485 PMAQI
30th Jul 2025316 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025448 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20254910 PMAQI
30th Jul 20255011 PMAQI
31st Jul 20254612 AMAQI
31st Jul 2025541 AMAQI
31st Jul 2025542 AMAQI
31st Jul 2025543 AMAQI
31st Jul 2025544 AMAQI

29°C25/35°C

31st Jul 2025545 AMAQI
31st Jul 2025546 AMAQI
31st Jul 2025547 AMAQI
31st Jul 2025548 AMAQI
31st Jul 2025549 AMAQI
31st Jul 20255810 AMAQI
31st Jul 20255911 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025611 PMAQI
31st Jul 2025702 PMAQI
31st Jul 2025693 PMAQI
31st Jul 2025664 PMAQI
31st Jul 2025345 PMAQI
31st Jul 2025466 PMAQI
31st Jul 2025537 PMAQI
31st Jul 2025568 PMAQI
31st Jul 2025569 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20256011 PMAQI
1st Aug 20256012 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025563 AMAQI
1st Aug 2025564 AMAQI

29°C25/35°C

1st Aug 2025565 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025638 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20256910 AMAQI
1st Aug 20256811 AMAQI
1st Aug 20256212 PMAQI
1st Aug 2025651 PMAQI
1st Aug 2025632 PMAQI
1st Aug 2025653 PMAQI
1st Aug 2025674 PMAQI
1st Aug 2025625 PMAQI
1st Aug 2025636 PMAQI
1st Aug 2025627 PMAQI
1st Aug 2025668 PMAQI
1st Aug 2025669 PMAQI
1st Aug 20256810 PMAQI
1st Aug 20256811 PMAQI
2nd Aug 20256512 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025583 AMAQI
2nd Aug 2025584 AMAQI

30°C26/35°C

2nd Aug 2025595 AMAQI
2nd Aug 2025586 AMAQI
2nd Aug 2025587 AMAQI
2nd Aug 2025698 AMAQI
2nd Aug 2025719 AMAQI
2nd Aug 20257210 AMAQI
2nd Aug 20257111 AMAQI
2nd Aug 20256912 PMAQI
2nd Aug 2025661 PMAQI
2nd Aug 2025732 PMAQI
2nd Aug 2025683 PMAQI
2nd Aug 2025724 PMAQI
2nd Aug 2025705 PMAQI
2nd Aug 2025646 PMAQI
2nd Aug 2025657 PMAQI
2nd Aug 2025658 PMAQI
2nd Aug 2025679 PMAQI
2nd Aug 20257010 PMAQI
2nd Aug 20256811 PMAQI
3rd Aug 20256712 AMAQI
3rd Aug 2025581 AMAQI
3rd Aug 2025582 AMAQI
3rd Aug 2025613 AMAQI
3rd Aug 2025624 AMAQI

31°C26/36°C

3rd Aug 2025625 AMAQI
3rd Aug 2025626 AMAQI
3rd Aug 2025627 AMAQI
3rd Aug 2025518 AMAQI
3rd Aug 2025479 AMAQI
3rd Aug 20254710 AMAQI
3rd Aug 20255011 AMAQI
3rd Aug 20255712 PMAQI
3rd Aug 2025581 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025513 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025496 PMAQI
3rd Aug 2025567 PMAQI
3rd Aug 2025588 PMAQI
3rd Aug 2025619 PMAQI
3rd Aug 20256010 PMAQI
3rd Aug 20255711 PMAQI
4th Aug 20255612 AMAQI
4th Aug 2025611 AMAQI
4th Aug 2025612 AMAQI
4th Aug 2025603 AMAQI
4th Aug 2025604 AMAQI

31°C26/37°C

4th Aug 2025605 AMAQI
5 AM
4th Aug 2025606 AMAQI
4th Aug 2025607 AMAQI
4th Aug 2025528 AMAQI
12 PM
7 PM
12 AM
4 AM

--°C/°C

Heure du jour
Heure moyenne la plus haute
10 AM - 4 PM

62AQI

7 heures / Jour
210 heures / Mois
Heure moyenne la plus basse
5 PM - 6 PM

53AQI

2 heures / Jour
60 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 10 AM à 4 PM (Moyenne 62), tandis que l'AQI le plus bas était entre 5 PM à 6 PM (Moyenne 53).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM

59AQI

9 heures / Jour
270 heures / Mois
Heure moyenne la plus basse
12 AM - 8 PM

59AQI

6 heures / Jour
180 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 11 PM (Moyenne 59), tandis que l'AQI le plus bas était entre 12 AM à 8 PM (Moyenne 59).

Jours de 2025 Vs Qualité de l'Air

City Monitoring Station, Hengyang, Hunan, China

2025

9%

19

51%

110

28%

61

10%

21

1%

3

0.4%

1

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

Bon
19 Jours
Modéré
110 Jours
Pauvre
61 Jours
Non sain
21 Jours
Sévère
3 Jours
Dangereux
1 Jours

Sous les limites sécuritaires de l'OMS pour la qualité de l'air : 9%

Niveau de risque sanitaire:

Extrême

En 2025, 9% 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

City Monitoring Station, Hengyang, Hunan, 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
177AQI
2nd Janvier 2025
168AQI
3rd Janvier 2025
186AQI
4th Janvier 2025
189AQI
5th Janvier 2025
178AQI
6th Janvier 2025
168AQI
7th Janvier 2025
167AQI
8th Janvier 2025
152AQI
9th Janvier 2025
136AQI
10th Janvier 2025
138AQI
11th Janvier 2025
136AQI
12th Janvier 2025
142AQI
13th Janvier 2025
137AQI
14th Janvier 2025
148AQI
15th Janvier 2025
150AQI
16th Janvier 2025
129AQI
17th Janvier 2025
146AQI
18th Janvier 2025
151AQI
19th Janvier 2025
164AQI
20th Janvier 2025
167AQI
21st Janvier 2025
166AQI
22nd Janvier 2025
169AQI
23rd Janvier 2025
203AQI
24th Janvier 2025
227AQI
25th Janvier 2025
105AQI
26th Janvier 2025
114AQI
27th Janvier 2025
104AQI
28th Janvier 2025
125AQI
29th Janvier 2025
202AQI
30th Janvier 2025
157AQI
31st Janvier 2025
137AQI
1st Février 2025
114AQI
2nd Février 2025
101AQI
3rd Février 2025
123AQI
4th Février 2025
121AQI
5th Février 2025
144AQI
6th Février 2025
132AQI
7th Février 2025
128AQI
8th Février 2025
82AQI
9th Février 2025
97AQI
10th Février 2025
103AQI
11th Février 2025
128AQI
12th Février 2025
129AQI
13th Février 2025
153AQI
14th Février 2025
160AQI
15th Février 2025
156AQI
16th Février 2025
117AQI
17th Février 2025
125AQI
18th Février 2025
102AQI
19th Février 2025
92AQI
20th Février 2025
75AQI
21st Février 2025
139AQI
22nd Février 2025
65AQI
23rd Février 2025
122AQI
24th Février 2025
129AQI
25th Février 2025
153AQI
26th Février 2025
154AQI
27th Février 2025
126AQI
28th Février 2025
102AQI
1st Mars 2025
86AQI
2nd Mars 2025
78AQI
3rd Mars 2025
63AQI
4th Mars 2025
73AQI
5th Mars 2025
69AQI
6th Mars 2025
105AQI
7th Mars 2025
94AQI
8th Mars 2025
104AQI
9th Mars 2025
103AQI
10th Mars 2025
96AQI
11th Mars 2025
107AQI
12th Mars 2025
93AQI
13th Mars 2025
107AQI
14th Mars 2025
71AQI
15th Mars 2025
79AQI
16th Mars 2025
84AQI
17th Mars 2025
82AQI
18th Mars 2025
86AQI
19th Mars 2025
81AQI
20th Mars 2025
100AQI
21st Mars 2025
112AQI
22nd Mars 2025
112AQI
23rd Mars 2025
141AQI
24th Mars 2025
129AQI
25th Mars 2025
150AQI
26th Mars 2025
142AQI
27th Mars 2025
142AQI
28th Mars 2025
94AQI
29th Mars 2025
94AQI
30th Mars 2025
67AQI
31st Mars 2025
94AQI
1st Avril 2025
96AQI
2nd Avril 2025
107AQI
3rd Avril 2025
115AQI
4th Avril 2025
142AQI
5th Avril 2025
146AQI
6th Avril 2025
147AQI
7th Avril 2025
150AQI
8th Avril 2025
137AQI
9th Avril 2025
147AQI
10th Avril 2025
117AQI
11th Avril 2025
122AQI
12th Avril 2025
315AQI
13th Avril 2025
164AQI
14th Avril 2025
157AQI
15th Avril 2025
141AQI
16th Avril 2025
133AQI
17th Avril 2025
128AQI
18th Avril 2025
113AQI
19th Avril 2025
81AQI
20th Avril 2025
84AQI
21st Avril 2025
71AQI
22nd Avril 2025
77AQI
23rd Avril 2025
82AQI
24th Avril 2025
65AQI
25th Avril 2025
67AQI
26th Avril 2025
73AQI
27th Avril 2025
64AQI
28th Avril 2025
83AQI
29th Avril 2025
99AQI
30th Avril 2025
89AQI
1st Mai 2025
92AQI
2nd Mai 2025
93AQI
3rd Mai 2025
103AQI
4th Mai 2025
100AQI
5th Mai 2025
84AQI
6th Mai 2025
94AQI
7th Mai 2025
105AQI
8th Mai 2025
81AQI
9th Mai 2025
76AQI
10th Mai 2025
86AQI
11th Mai 2025
84AQI
12th Mai 2025
96AQI
13th Mai 2025
90AQI
14th Mai 2025
92AQI
15th Mai 2025
103AQI
16th Mai 2025
72AQI
17th Mai 2025
77AQI
18th Mai 2025
63AQI
19th Mai 2025
64AQI
20th Mai 2025
53AQI
21st Mai 2025
60AQI
22nd Mai 2025
56AQI
23rd Mai 2025
67AQI
24th Mai 2025
93AQI
25th Mai 2025
94AQI
26th Mai 2025
95AQI
27th Mai 2025
98AQI
28th Mai 2025
63AQI
29th Mai 2025
66AQI
30th Mai 2025
62AQI
31st Mai 2025
49AQI
1st Juin 2025
55AQI
2nd Juin 2025
58AQI
3rd Juin 2025
71AQI
4th Juin 2025
82AQI
5th Juin 2025
81AQI
6th Juin 2025
78AQI
7th Juin 2025
65AQI
8th Juin 2025
66AQI
9th Juin 2025
75AQI
10th Juin 2025
79AQI
11th Juin 2025
73AQI
12th Juin 2025
62AQI
13th Juin 2025
69AQI
14th Juin 2025
52AQI
15th Juin 2025
49AQI
16th Juin 2025
52AQI
17th Juin 2025
43AQI
18th Juin 2025
41AQI
19th Juin 2025
42AQI
20th Juin 2025
42AQI
21st Juin 2025
43AQI
22nd Juin 2025
37AQI
23rd Juin 2025
50AQI
24th Juin 2025
50AQI
25th Juin 2025
60AQI
26th Juin 2025
56AQI
27th Juin 2025
46AQI
28th Juin 2025
47AQI
29th Juin 2025
45AQI
30th Juin 2025
52AQI
1st Juillet 2025
41AQI
2nd Juillet 2025
35AQI
3rd Juillet 2025
46AQI
4th Juillet 2025
53AQI
5th Juillet 2025
63AQI
6th Juillet 2025
68AQI
7th Juillet 2025
73AQI
8th Juillet 2025
70AQI
9th Juillet 2025
71AQI
10th Juillet 2025
61AQI
11th Juillet 2025
61AQI
12th Juillet 2025
61AQI
13th Juillet 2025
63AQI
14th Juillet 2025
66AQI
15th Juillet 2025
55AQI
16th Juillet 2025
58AQI
17th Juillet 2025
59AQI
18th Juillet 2025
66AQI
19th Juillet 2025
64AQI
20th Juillet 2025
55AQI
21st Juillet 2025
50AQI
22nd Juillet 2025
46AQI
23rd Juillet 2025
42AQI
24th Juillet 2025
54AQI
25th Juillet 2025
53AQI
26th Juillet 2025
56AQI
27th Juillet 2025
53AQI
28th Juillet 2025
55AQI
29th Juillet 2025
56AQI
30th Juillet 2025
53AQI
31st Juillet 2025
55AQI
1st Août 2025
62AQI
2nd Août 2025
65AQI
3rd Août 2025
59AQI

156AQI

120AQI

98AQI

117AQI

81AQI

57AQI

57AQI

62AQI

Nombre de jours

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

202597AQI

14
14
3
5
18
5
19
12
13
14
2
1
1
27
3
12
18
6
25
3
19
110
61
21
3
1

Le plus élevé AQI enregistré en

Janvier

156AQI

Le plus bas AQI enregistré en

Juillet

57AQI

202498AQI

3
8
19
1
1
12
9
4
3
1
13
14
3
1
19
10
2
17
11
1
16
14
22
9
7
23
1
24
6
12
18
1
3
7
17
3
13
18
53
153
107
49
4

Le plus élevé AQI enregistré en

Décembre

150AQI

Le plus bas AQI enregistré en

Juillet

46AQI

2023105AQI

3
8
16
4
1
2
13
12
1
10
14
6
6
16
8
1
18
10
2
6
18
6
5
26
2
25
4
1
25
4
11
18
2
1
3
14
8
1
5
16
6
3
25
162
115
52
7

Le plus élevé AQI enregistré en

Janvier

161AQI

Le plus bas AQI enregistré en

Juillet

62AQI

202299AQI

9
8
14
1
10
7
3
2
11
15
3
1
16
12
1
1
18
9
3
7
22
1
9
15
1
11
17
3
14
14
2
19
9
3
14
14
26
149
106
38

Le plus élevé AQI enregistré en

Décembre

142AQI

Le plus bas AQI enregistré en

Juillet

54AQI

2021103AQI

2
10
18
1
6
18
4
17
13
1
1
22
7
2
22
6
1
4
20
6
1
30
1
17
3
21
8
1
3
13
11
4
10
16
4
3
14
12
2
12
183
112
45
3

Le plus élevé AQI enregistré en

Janvier

150AQI

Le plus bas AQI enregistré en

Juillet

68AQI

202095AQI

10
3
9
9
3
7
11
8
22
27
4
9
18
4
2
16
12
3
10
13
5
4
6
16
4
4
9
16
2
26
129
81
28
2

Le plus élevé AQI enregistré en

Décembre

148AQI

Le plus bas AQI enregistré en

Juin

58AQI

Années les plus & moins polluées des 6 dernières années

Année la plus polluée enregistrée
2023(Moyenne)
105AQI
Année la moins polluée enregistrée
2020(Moyenne)
95AQI

La qualité de l'air annuelle de City Monitoring Station pour l'année 2025 AQI (97) montre un changement moyen de pourcentage de -2.2% (amélioré AQI) par rapport aux années précédentes : 2020 (95), 2021 (103), 2022 (99), 2023 (105), 2024 (98).