Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Analyse Historique de la Qualité de l'Air à Old Town, Heyuan, Guangdong, 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

Old Town, Heyuan, Guangdong, China

2021
2022
2023
2024
2025
AQI
.
Jours

Tendances AQI : Le plus élevé et le plus bas

AQI le plus élevé enregistré le
27th Aug 2024
82AQI
AQI le plus bas enregistré le
9th Aug 2021
22AQI

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 52 de Modéré qualité de l'air, montrant une amélioration par rapport à 2024 et 2023 le même jour.

Télécharger les données annuelles 2024

Rapport mondial sur la qualité de l'air

Globe

Tendance AQI Jour & Nuit : 4th Aug - 5th Aug 2025

Old Town, Heyuan, Guangdong, China

AQI
Jour
Nuit
.

5 AM4th Aug 2025

7 PM

4 AM5th Aug 2025

Heure du jour
Heure moyenne la plus haute
12AMNaNth undefined

AQI

Heure moyenne la plus basse
12AMNaNth undefined

AQI

Heure de la nuit
Heure moyenne la plus haute
6AM4th Aug

55AQI

Heure moyenne la plus basse
4PM4th Aug

22AQI

Au cours des 24 dernières heures,

L'AQI de Old Town a atteint son point le plus élevé de 55 à 6 AM pendant le Nuit, tandis que le point le plus bas, undefined, a été enregistré à 4 AM pendant le Nuit entre 4th Aug et 5th Aug 2025.

Tendance AQI Jour & Nuit : Jul - Aug 2025

Old Town, Heyuan, Guangdong, China

JulAug
06th - 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 - 05th05th
Jour
Nuit
6th Jul 2025525 AMAQI
6th Jul 2025526 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025448 AMAQI
6th Jul 2025379 AMAQI
6th Jul 20254310 AMAQI
6th Jul 20254211 AMAQI
6th Jul 20254112 PMAQI
6th Jul 2025441 PMAQI
6th Jul 2025432 PMAQI
6th Jul 2025443 PMAQI
6th Jul 2025514 PMAQI
6th Jul 2025565 PMAQI
6th Jul 2025616 PMAQI
6th Jul 2025597 PMAQI
6th Jul 2025638 PMAQI
6th Jul 2025669 PMAQI
6th Jul 20256410 PMAQI
6th Jul 20255311 PMAQI
7th Jul 20255012 AMAQI
7th Jul 2025501 AMAQI
7th Jul 2025522 AMAQI
7th Jul 2025523 AMAQI
7th Jul 2025514 AMAQI

28°C23/36°C

7th Jul 2025515 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025517 AMAQI
7th Jul 2025538 AMAQI
7th Jul 2025549 AMAQI
7th Jul 20256210 AMAQI
7th Jul 20257811 AMAQI
7th Jul 20258312 PMAQI
7th Jul 2025821 PMAQI
7th Jul 2025872 PMAQI
7th Jul 2025863 PMAQI
7th Jul 2025864 PMAQI
7th Jul 2025875 PMAQI
7th Jul 2025866 PMAQI
7th Jul 2025787 PMAQI
7th Jul 2025588 PMAQI
7th Jul 2025609 PMAQI
7th Jul 20256710 PMAQI
7th Jul 20256511 PMAQI
8th Jul 20256412 AMAQI
8th Jul 2025521 AMAQI
8th Jul 2025522 AMAQI
8th Jul 2025543 AMAQI
8th Jul 2025564 AMAQI

29°C24/36°C

8th Jul 2025565 AMAQI
8th Jul 2025566 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025628 AMAQI
8th Jul 2025609 AMAQI
8th Jul 20256210 AMAQI
8th Jul 20256211 AMAQI
8th Jul 20256612 PMAQI
8th Jul 2025671 PMAQI
8th Jul 2025692 PMAQI
8th Jul 2025663 PMAQI
8th Jul 2025614 PMAQI
8th Jul 2025545 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025567 PMAQI
8th Jul 2025648 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256410 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20255512 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025563 AMAQI
9th Jul 2025574 AMAQI

29°C24/36°C

9th Jul 2025585 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025577 AMAQI
9th Jul 2025608 AMAQI
9th Jul 2025579 AMAQI
9th Jul 20255510 AMAQI
9th Jul 20255411 AMAQI
9th Jul 20255512 PMAQI
9th Jul 2025611 PMAQI
9th Jul 2025662 PMAQI
9th Jul 2025703 PMAQI
9th Jul 2025734 PMAQI
9th Jul 2025735 PMAQI
9th Jul 2025656 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025749 PMAQI
9th Jul 20256610 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025561 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025584 AMAQI

29°C25/36°C

10th Jul 2025585 AMAQI
10th Jul 2025586 AMAQI
10th Jul 2025577 AMAQI
10th Jul 2025478 AMAQI
10th Jul 2025529 AMAQI
10th Jul 20255310 AMAQI
10th Jul 20255611 AMAQI
10th Jul 20254412 PMAQI
10th Jul 2025381 PMAQI
10th Jul 2025392 PMAQI
10th Jul 2025333 PMAQI
10th Jul 2025374 PMAQI
10th Jul 2025365 PMAQI
10th Jul 2025366 PMAQI
10th Jul 2025417 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255211 PMAQI
11th Jul 20255112 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025572 AMAQI
11th Jul 2025573 AMAQI
11th Jul 2025554 AMAQI

26°C24/30°C

11th Jul 2025555 AMAQI
11th Jul 2025556 AMAQI
11th Jul 2025557 AMAQI
11th Jul 2025278 AMAQI
11th Jul 2025199 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20252011 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025251 PMAQI
11th Jul 2025252 PMAQI
11th Jul 2025263 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025245 PMAQI
11th Jul 2025256 PMAQI
11th Jul 2025317 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025459 PMAQI
11th Jul 20254410 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254412 AMAQI
12th Jul 2025531 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025543 AMAQI
12th Jul 2025524 AMAQI

24°C22/25°C

12th Jul 2025525 AMAQI
12th Jul 2025526 AMAQI
12th Jul 2025527 AMAQI
12th Jul 2025368 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20253610 AMAQI
12th Jul 20254011 AMAQI
12th Jul 20255012 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025532 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025534 PMAQI
12th Jul 2025515 PMAQI
12th Jul 2025506 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025538 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255011 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025524 AMAQI

27°C23/31°C

13th Jul 2025525 AMAQI
13th Jul 2025526 AMAQI
13th Jul 2025527 AMAQI
13th Jul 2025458 AMAQI
13th Jul 2025389 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20254711 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025551 PMAQI
13th Jul 2025562 PMAQI
13th Jul 2025573 PMAQI
13th Jul 2025584 PMAQI
13th Jul 2025565 PMAQI
13th Jul 2025576 PMAQI
13th Jul 2025567 PMAQI
13th Jul 2025548 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
14th Jul 2025524 AMAQI

28°C24/33°C

14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025518 AMAQI
14th Jul 2025559 AMAQI
14th Jul 20255810 AMAQI
14th Jul 20256611 AMAQI
14th Jul 20256412 PMAQI
14th Jul 2025721 PMAQI
14th Jul 2025722 PMAQI
14th Jul 2025663 PMAQI
14th Jul 2025634 PMAQI
14th Jul 2025675 PMAQI
14th Jul 2025706 PMAQI
14th Jul 2025697 PMAQI
14th Jul 2025638 PMAQI
14th Jul 2025629 PMAQI
14th Jul 20256210 PMAQI
14th Jul 20256011 PMAQI
15th Jul 20255612 AMAQI
15th Jul 2025531 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025533 AMAQI
15th Jul 2025554 AMAQI

28°C24/33°C

15th Jul 2025555 AMAQI
15th Jul 2025556 AMAQI
15th Jul 2025557 AMAQI
15th Jul 2025568 AMAQI
15th Jul 2025569 AMAQI
15th Jul 20255610 AMAQI
15th Jul 20256411 AMAQI
15th Jul 20256412 PMAQI
15th Jul 2025701 PMAQI
15th Jul 2025762 PMAQI
15th Jul 2025763 PMAQI
15th Jul 2025614 PMAQI
15th Jul 2025605 PMAQI
15th Jul 2025616 PMAQI
15th Jul 2025627 PMAQI
15th Jul 2025618 PMAQI
15th Jul 2025629 PMAQI
15th Jul 20256410 PMAQI
15th Jul 20256311 PMAQI
16th Jul 20256112 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025564 AMAQI

28°C24/33°C

16th Jul 2025565 AMAQI
16th Jul 2025566 AMAQI
16th Jul 2025567 AMAQI
16th Jul 2025588 AMAQI
16th Jul 2025599 AMAQI
16th Jul 20255810 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025611 PMAQI
16th Jul 2025642 PMAQI
16th Jul 2025633 PMAQI
16th Jul 2025624 PMAQI
16th Jul 2025625 PMAQI
16th Jul 2025646 PMAQI
16th Jul 2025627 PMAQI
16th Jul 2025628 PMAQI
16th Jul 2025649 PMAQI
16th Jul 20256110 PMAQI
16th Jul 20256111 PMAQI
17th Jul 20256012 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025563 AMAQI
17th Jul 2025574 AMAQI

29°C25/34°C

17th Jul 2025575 AMAQI
17th Jul 2025576 AMAQI
17th Jul 2025577 AMAQI
17th Jul 2025598 AMAQI
17th Jul 2025639 AMAQI
17th Jul 20256610 AMAQI
17th Jul 20257211 AMAQI
17th Jul 20257512 PMAQI
17th Jul 2025741 PMAQI
17th Jul 2025782 PMAQI
17th Jul 2025783 PMAQI
17th Jul 2025804 PMAQI
17th Jul 2025795 PMAQI
17th Jul 2025786 PMAQI
17th Jul 2025767 PMAQI
17th Jul 2025668 PMAQI
17th Jul 2025759 PMAQI
17th Jul 20257310 PMAQI
17th Jul 20256611 PMAQI
18th Jul 20256512 AMAQI
18th Jul 2025571 AMAQI
18th Jul 2025572 AMAQI
18th Jul 2025583 AMAQI
18th Jul 2025604 AMAQI

30°C25/35°C

18th Jul 2025605 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025858 AMAQI
18th Jul 2025909 AMAQI
18th Jul 20259510 AMAQI
18th Jul 20259111 AMAQI
18th Jul 20258912 PMAQI
18th Jul 2025971 PMAQI
18th Jul 2025872 PMAQI
18th Jul 2025783 PMAQI
18th Jul 2025694 PMAQI
18th Jul 2025675 PMAQI
18th Jul 2025776 PMAQI
18th Jul 2025727 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025549 PMAQI
18th Jul 20255510 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255312 AMAQI
19th Jul 2025581 AMAQI
19th Jul 2025602 AMAQI
19th Jul 2025623 AMAQI
19th Jul 2025664 AMAQI

29°C24/36°C

19th Jul 2025665 AMAQI
19th Jul 2025666 AMAQI
19th Jul 2025667 AMAQI
19th Jul 2025668 AMAQI
19th Jul 2025549 AMAQI
19th Jul 20255410 AMAQI
19th Jul 20254911 AMAQI
19th Jul 20255712 PMAQI
19th Jul 2025601 PMAQI
19th Jul 2025572 PMAQI
19th Jul 2025523 PMAQI
19th Jul 2025474 PMAQI
19th Jul 2025445 PMAQI
19th Jul 2025436 PMAQI
19th Jul 2025467 PMAQI
19th Jul 2025568 PMAQI
19th Jul 2025549 PMAQI
19th Jul 20255310 PMAQI
19th Jul 20255211 PMAQI
20th Jul 20255212 AMAQI
20th Jul 2025601 AMAQI
20th Jul 2025622 AMAQI
20th Jul 2025613 AMAQI
20th Jul 2025604 AMAQI

28°C23/34°C

20th Jul 2025605 AMAQI
20th Jul 2025606 AMAQI
20th Jul 2025607 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025179 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025193 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025528 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255111 PMAQI
21st Jul 20255012 AMAQI
21st Jul 2025581 AMAQI
21st Jul 2025592 AMAQI
21st Jul 2025583 AMAQI
21st Jul 2025544 AMAQI

25°C24/27°C

21st Jul 2025545 AMAQI
21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025258 AMAQI
21st Jul 2025189 AMAQI
21st Jul 20251810 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252712 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025232 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025314 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025276 PMAQI
21st Jul 2025377 PMAQI
21st Jul 2025518 PMAQI
21st Jul 2025519 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20255111 PMAQI
22nd Jul 20254812 AMAQI
22nd Jul 2025541 AMAQI
22nd Jul 2025552 AMAQI
22nd Jul 2025533 AMAQI
22nd Jul 2025514 AMAQI

26°C24/29°C

22nd Jul 2025515 AMAQI
22nd Jul 2025516 AMAQI
22nd Jul 2025527 AMAQI
22nd Jul 2025318 AMAQI
22nd Jul 2025259 AMAQI
22nd Jul 20252310 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252512 PMAQI
22nd Jul 2025241 PMAQI
22nd Jul 2025242 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025314 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025306 PMAQI
22nd Jul 2025287 PMAQI
22nd Jul 2025418 PMAQI
22nd Jul 2025419 PMAQI
22nd Jul 20253810 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253612 AMAQI
23rd Jul 2025411 AMAQI
23rd Jul 2025522 AMAQI
23rd Jul 2025513 AMAQI
23rd Jul 2025474 AMAQI

26°C24/30°C

23rd Jul 2025465 AMAQI
23rd Jul 2025466 AMAQI
23rd Jul 2025467 AMAQI
23rd Jul 2025318 AMAQI
23rd Jul 2025299 AMAQI
23rd Jul 20252910 AMAQI
23rd Jul 20253111 AMAQI
23rd Jul 20254412 PMAQI
23rd Jul 2025441 PMAQI
23rd Jul 2025352 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025285 PMAQI
23rd Jul 2025306 PMAQI
23rd Jul 2025367 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253911 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025471 AMAQI
24th Jul 2025462 AMAQI
24th Jul 2025463 AMAQI
24th Jul 2025434 AMAQI

26°C24/31°C

24th Jul 2025435 AMAQI
24th Jul 2025436 AMAQI
24th Jul 2025437 AMAQI
24th Jul 2025268 AMAQI
24th Jul 2025299 AMAQI
24th Jul 20253410 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20256312 PMAQI
24th Jul 2025651 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025644 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025626 PMAQI
24th Jul 2025657 PMAQI
24th Jul 2025588 PMAQI
24th Jul 2025549 PMAQI
24th Jul 20254410 PMAQI
24th Jul 20254011 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025471 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025463 AMAQI
25th Jul 2025484 AMAQI

28°C24/34°C

25th Jul 2025475 AMAQI
25th Jul 2025476 AMAQI
25th Jul 2025477 AMAQI
25th Jul 2025378 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20253910 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255912 PMAQI
25th Jul 2025591 PMAQI
25th Jul 2025592 PMAQI
25th Jul 2025643 PMAQI
25th Jul 2025624 PMAQI
25th Jul 2025605 PMAQI
25th Jul 2025556 PMAQI
25th Jul 2025417 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254410 PMAQI
25th Jul 20254111 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025471 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025494 AMAQI

29°C23/36°C

26th Jul 2025485 AMAQI
26th Jul 2025486 AMAQI
26th Jul 2025487 AMAQI
26th Jul 2025568 AMAQI
26th Jul 2025609 AMAQI
26th Jul 20256210 AMAQI
26th Jul 20256811 AMAQI
26th Jul 20257412 PMAQI
26th Jul 2025731 PMAQI
26th Jul 2025752 PMAQI
26th Jul 2025753 PMAQI
26th Jul 2025704 PMAQI
26th Jul 2025745 PMAQI
26th Jul 2025416 PMAQI
26th Jul 2025477 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025589 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20254811 PMAQI
27th Jul 20255112 AMAQI
27th Jul 2025491 AMAQI
27th Jul 2025502 AMAQI
27th Jul 2025503 AMAQI
27th Jul 2025534 AMAQI

29°C24/36°C

27th Jul 2025545 AMAQI
27th Jul 2025536 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025609 AMAQI
27th Jul 20256010 AMAQI
27th Jul 20256811 AMAQI
27th Jul 20257612 PMAQI
27th Jul 2025791 PMAQI
27th Jul 2025842 PMAQI
27th Jul 2025863 PMAQI
27th Jul 2025894 PMAQI
27th Jul 2025865 PMAQI
27th Jul 2025906 PMAQI
27th Jul 2025937 PMAQI
27th Jul 2025668 PMAQI
27th Jul 2025629 PMAQI
27th Jul 20256010 PMAQI
27th Jul 20255811 PMAQI
28th Jul 20255712 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025533 AMAQI
28th Jul 2025574 AMAQI

29°C24/35°C

28th Jul 2025565 AMAQI
28th Jul 2025576 AMAQI
28th Jul 2025577 AMAQI
28th Jul 2025608 AMAQI
28th Jul 2025629 AMAQI
28th Jul 20256210 AMAQI
28th Jul 20255811 AMAQI
28th Jul 20255812 PMAQI
28th Jul 2025611 PMAQI
28th Jul 2025642 PMAQI
28th Jul 2025653 PMAQI
28th Jul 2025624 PMAQI
28th Jul 2025525 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025487 PMAQI
28th Jul 2025518 PMAQI
28th Jul 2025509 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20255411 PMAQI
29th Jul 20255512 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025564 AMAQI

27°C24/31°C

29th Jul 2025565 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025598 AMAQI
29th Jul 2025629 AMAQI
29th Jul 20255910 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025551 PMAQI
29th Jul 2025572 PMAQI
29th Jul 2025843 PMAQI
29th Jul 2025784 PMAQI
29th Jul 2025575 PMAQI
29th Jul 2025526 PMAQI
29th Jul 2025587 PMAQI
29th Jul 2025658 PMAQI
29th Jul 2025679 PMAQI
29th Jul 20256510 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20255612 AMAQI
30th Jul 2025561 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025563 AMAQI
30th Jul 2025574 AMAQI

28°C23/34°C

30th Jul 2025575 AMAQI
30th Jul 2025576 AMAQI
30th Jul 2025577 AMAQI
30th Jul 2025678 AMAQI
30th Jul 2025709 AMAQI
30th Jul 20257210 AMAQI
30th Jul 20257711 AMAQI
30th Jul 20257812 PMAQI
30th Jul 2025761 PMAQI
30th Jul 2025582 PMAQI
30th Jul 2025773 PMAQI
30th Jul 2025644 PMAQI
30th Jul 2025635 PMAQI
30th Jul 2025576 PMAQI
30th Jul 2025497 PMAQI
30th Jul 2025528 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20255210 PMAQI
30th Jul 20255111 PMAQI
31st Jul 20254712 AMAQI
31st Jul 2025551 AMAQI
31st Jul 2025552 AMAQI
31st Jul 2025563 AMAQI
31st Jul 2025564 AMAQI

29°C24/36°C

31st Jul 2025565 AMAQI
31st Jul 2025566 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255210 AMAQI
31st Jul 20255011 AMAQI
31st Jul 20255012 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025502 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025524 PMAQI
31st Jul 2025495 PMAQI
31st Jul 2025466 PMAQI
31st Jul 2025487 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025559 PMAQI
31st Jul 20255610 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025571 AMAQI
1st Aug 2025572 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025544 AMAQI

28°C24/34°C

1st Aug 2025555 AMAQI
1st Aug 2025556 AMAQI
1st Aug 2025547 AMAQI
1st Aug 2025478 AMAQI
1st Aug 2025549 AMAQI
1st Aug 20255610 AMAQI
1st Aug 20255611 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025581 PMAQI
1st Aug 2025582 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025645 PMAQI
1st Aug 2025546 PMAQI
1st Aug 2025607 PMAQI
1st Aug 2025618 PMAQI
1st Aug 2025619 PMAQI
1st Aug 20256110 PMAQI
1st Aug 20255911 PMAQI
2nd Aug 20255612 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025563 AMAQI
2nd Aug 2025564 AMAQI

28°C23/33°C

2nd Aug 2025565 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025588 AMAQI
2nd Aug 2025629 AMAQI
2nd Aug 20255610 AMAQI
2nd Aug 20255511 AMAQI
2nd Aug 20255912 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025522 PMAQI
2nd Aug 2025433 PMAQI
2nd Aug 2025324 PMAQI
2nd Aug 2025325 PMAQI
2nd Aug 2025376 PMAQI
2nd Aug 2025427 PMAQI
2nd Aug 2025488 PMAQI
2nd Aug 2025529 PMAQI
2nd Aug 20255310 PMAQI
2nd Aug 20255211 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025561 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025564 AMAQI

28°C24/33°C

3rd Aug 2025575 AMAQI
3rd Aug 2025566 AMAQI
3rd Aug 2025567 AMAQI
3rd Aug 2025418 AMAQI
3rd Aug 2025369 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20254812 PMAQI
3rd Aug 2025391 PMAQI
3rd Aug 2025422 PMAQI
3rd Aug 2025463 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025365 PMAQI
3rd Aug 2025396 PMAQI
3rd Aug 2025457 PMAQI
3rd Aug 2025528 PMAQI
3rd Aug 2025509 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20255511 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025571 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025553 AMAQI
4th Aug 2025544 AMAQI

25°C23/28°C

4th Aug 2025545 AMAQI
4th Aug 2025556 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025338 AMAQI
4th Aug 2025359 AMAQI
4th Aug 20253610 AMAQI
4th Aug 20252811 AMAQI
4th Aug 20253012 PMAQI
4th Aug 2025321 PMAQI
4th Aug 2025312 PMAQI
4th Aug 2025253 PMAQI
4th Aug 2025224 PMAQI
4th Aug 2025245 PMAQI
4th Aug 2025296 PMAQI
4th Aug 2025347 PMAQI
4th Aug 2025488 PMAQI
4th Aug 2025499 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254712 AMAQI
5th Aug 2025551 AMAQI

--°C/°C

5 AM
12 PM
7 PM
12 AM
4 AM

--°C/°C

Heure du jour
Heure moyenne la plus haute
12 PM - 7 PM

54AQI

8 heures / Jour
240 heures / Mois
Heure moyenne la plus basse
8 AM - 10 AM

49AQI

3 heures / Jour
90 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 PM à 7 PM (Moyenne 54), tandis que l'AQI le plus bas était entre 8 AM à 10 AM (Moyenne 49).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM

54AQI

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

54AQI

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 54), tandis que l'AQI le plus bas était entre 12 AM à 11 PM (Moyenne 54).

Jours de 2025 Vs Qualité de l'Air

Old Town, Heyuan, Guangdong, China

2025

22%

47

70%

151

8%

17

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

Bon
47 Jours
Modéré
151 Jours
Pauvre
17 Jours
Non sain
0 Jours
Sévère
0 Jours
Dangereux
0 Jours

Sous les limites sécuritaires de l'OMS pour la qualité de l'air : 22%

Niveau de risque sanitaire:

Très élevé

En 2025, 22% des 216 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Très élevé, incluant des problèmes respiratoires, des maladies cardiaques et du stress, affectant particulièrement les groupes vulnérables.

Aperçus Annuels sur la Qualité de l'Air

Old Town, Heyuan, Guangdong, 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
123AQI
2nd Janvier 2025
116AQI
3rd Janvier 2025
111AQI
4th Janvier 2025
104AQI
5th Janvier 2025
118AQI
6th Janvier 2025
125AQI
7th Janvier 2025
126AQI
8th Janvier 2025
122AQI
9th Janvier 2025
105AQI
10th Janvier 2025
84AQI
11th Janvier 2025
86AQI
12th Janvier 2025
75AQI
13th Janvier 2025
79AQI
14th Janvier 2025
79AQI
15th Janvier 2025
88AQI
16th Janvier 2025
89AQI
17th Janvier 2025
75AQI
18th Janvier 2025
81AQI
19th Janvier 2025
82AQI
20th Janvier 2025
79AQI
21st Janvier 2025
87AQI
22nd Janvier 2025
82AQI
23rd Janvier 2025
85AQI
24th Janvier 2025
87AQI
25th Janvier 2025
72AQI
26th Janvier 2025
44AQI
27th Janvier 2025
61AQI
28th Janvier 2025
70AQI
29th Janvier 2025
107AQI
30th Janvier 2025
98AQI
31st Janvier 2025
96AQI
1st Février 2025
90AQI
2nd Février 2025
74AQI
3rd Février 2025
45AQI
4th Février 2025
72AQI
5th Février 2025
66AQI
6th Février 2025
72AQI
7th Février 2025
57AQI
8th Février 2025
64AQI
9th Février 2025
59AQI
10th Février 2025
68AQI
11th Février 2025
85AQI
12th Février 2025
73AQI
13th Février 2025
78AQI
14th Février 2025
84AQI
15th Février 2025
78AQI
16th Février 2025
100AQI
17th Février 2025
75AQI
18th Février 2025
74AQI
19th Février 2025
81AQI
20th Février 2025
82AQI
21st Février 2025
54AQI
22nd Février 2025
72AQI
23rd Février 2025
40AQI
24th Février 2025
60AQI
25th Février 2025
70AQI
26th Février 2025
85AQI
27th Février 2025
89AQI
28th Février 2025
79AQI
1st Mars 2025
70AQI
2nd Mars 2025
66AQI
3rd Mars 2025
80AQI
4th Mars 2025
53AQI
5th Mars 2025
43AQI
6th Mars 2025
41AQI
7th Mars 2025
55AQI
8th Mars 2025
62AQI
9th Mars 2025
65AQI
10th Mars 2025
77AQI
11th Mars 2025
65AQI
12th Mars 2025
63AQI
13th Mars 2025
66AQI
14th Mars 2025
63AQI
15th Mars 2025
46AQI
16th Mars 2025
47AQI
17th Mars 2025
78AQI
18th Mars 2025
67AQI
19th Mars 2025
69AQI
20th Mars 2025
72AQI
21st Mars 2025
75AQI
22nd Mars 2025
83AQI
23rd Mars 2025
90AQI
24th Mars 2025
108AQI
25th Mars 2025
117AQI
26th Mars 2025
96AQI
27th Mars 2025
87AQI
28th Mars 2025
85AQI
29th Mars 2025
42AQI
30th Mars 2025
38AQI
31st Mars 2025
31AQI
1st Avril 2025
57AQI
2nd Avril 2025
59AQI
3rd Avril 2025
69AQI
4th Avril 2025
76AQI
5th Avril 2025
64AQI
6th Avril 2025
84AQI
7th Avril 2025
82AQI
8th Avril 2025
97AQI
9th Avril 2025
105AQI
10th Avril 2025
93AQI
11th Avril 2025
86AQI
12th Avril 2025
84AQI
13th Avril 2025
142AQI
14th Avril 2025
120AQI
15th Avril 2025
112AQI
16th Avril 2025
104AQI
17th Avril 2025
89AQI
18th Avril 2025
87AQI
19th Avril 2025
82AQI
20th Avril 2025
83AQI
21st Avril 2025
69AQI
22nd Avril 2025
74AQI
23rd Avril 2025
76AQI
24th Avril 2025
58AQI
25th Avril 2025
45AQI
26th Avril 2025
55AQI
27th Avril 2025
63AQI
28th Avril 2025
51AQI
29th Avril 2025
67AQI
30th Avril 2025
74AQI
1st Mai 2025
72AQI
2nd Mai 2025
73AQI
3rd Mai 2025
83AQI
4th Mai 2025
74AQI
5th Mai 2025
74AQI
6th Mai 2025
60AQI
7th Mai 2025
57AQI
8th Mai 2025
60AQI
9th Mai 2025
45AQI
10th Mai 2025
56AQI
11th Mai 2025
54AQI
12th Mai 2025
62AQI
13th Mai 2025
67AQI
14th Mai 2025
64AQI
15th Mai 2025
54AQI
16th Mai 2025
53AQI
17th Mai 2025
57AQI
18th Mai 2025
59AQI
19th Mai 2025
55AQI
20th Mai 2025
52AQI
21st Mai 2025
58AQI
22nd Mai 2025
57AQI
23rd Mai 2025
54AQI
24th Mai 2025
55AQI
25th Mai 2025
82AQI
26th Mai 2025
87AQI
27th Mai 2025
80AQI
28th Mai 2025
71AQI
29th Mai 2025
46AQI
30th Mai 2025
53AQI
31st Mai 2025
57AQI
1st Juin 2025
61AQI
2nd Juin 2025
59AQI
3rd Juin 2025
45AQI
4th Juin 2025
63AQI
5th Juin 2025
56AQI
6th Juin 2025
66AQI
7th Juin 2025
67AQI
8th Juin 2025
61AQI
9th Juin 2025
65AQI
10th Juin 2025
56AQI
11th Juin 2025
48AQI
12th Juin 2025
49AQI
13th Juin 2025
41AQI
14th Juin 2025
44AQI
15th Juin 2025
50AQI
16th Juin 2025
36AQI
17th Juin 2025
35AQI
18th Juin 2025
43AQI
19th Juin 2025
37AQI
20th Juin 2025
34AQI
21st Juin 2025
36AQI
22nd Juin 2025
35AQI
23rd Juin 2025
45AQI
24th Juin 2025
44AQI
25th Juin 2025
43AQI
26th Juin 2025
37AQI
27th Juin 2025
33AQI
28th Juin 2025
36AQI
29th Juin 2025
33AQI
30th Juin 2025
32AQI
1st Juillet 2025
35AQI
2nd Juillet 2025
35AQI
3rd Juillet 2025
41AQI
4th Juillet 2025
49AQI
5th Juillet 2025
51AQI
6th Juillet 2025
52AQI
7th Juillet 2025
65AQI
8th Juillet 2025
60AQI
9th Juillet 2025
61AQI
10th Juillet 2025
50AQI
11th Juillet 2025
40AQI
12th Juillet 2025
50AQI
13th Juillet 2025
52AQI
14th Juillet 2025
60AQI
15th Juillet 2025
60AQI
16th Juillet 2025
59AQI
17th Juillet 2025
67AQI
18th Juillet 2025
69AQI
19th Juillet 2025
56AQI
20th Juillet 2025
43AQI
21st Juillet 2025
42AQI
22nd Juillet 2025
39AQI
23rd Juillet 2025
39AQI
24th Juillet 2025
50AQI
25th Juillet 2025
49AQI
26th Juillet 2025
56AQI
27th Juillet 2025
65AQI
28th Juillet 2025
55AQI
29th Juillet 2025
59AQI
30th Juillet 2025
60AQI
31st Juillet 2025
53AQI
1st Août 2025
57AQI
2nd Août 2025
51AQI
3rd Août 2025
52AQI

91AQI

72AQI

68AQI

80AQI

62AQI

46AQI

52AQI

53AQI

Nombre de jours

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

202567AQI

1
20
10
2
26
7
22
2
1
24
5
2
29
21
9
13
18
3
47
151
17

Le plus élevé AQI enregistré en

Janvier

91AQI

Le plus bas AQI enregistré en

Juin

46AQI

202459AQI

2
22
5
2
12
14
3
5
24
2
16
13
1
14
17
28
2
28
3
16
15
23
7
4
27
8
20
2
16
15
156
180
28
2

Le plus élevé AQI enregistré en

Décembre

98AQI

Le plus bas AQI enregistré en

Juin

34AQI

202365AQI

4
18
7
2
5
16
7
6
17
8
7
23
8
23
24
6
20
10
17
14
13
17
7
22
2
4
21
4
3
25
3
118
212
31
2

Le plus élevé AQI enregistré en

Janvier

87AQI

Le plus bas AQI enregistré en

Juin

41AQI

202260AQI

7
17
7
12
9
6
24
1
8
21
1
17
14
30
16
7
1
1
2
22
4
5
25
1
11
18
1
7
19
3
2
121
177
18
3

Le plus élevé AQI enregistré en

Décembre

78AQI

Le plus bas AQI enregistré en

Juin

32AQI

202167AQI

19
12
4
22
2
3
23
5
2
25
3
15
13
3
20
10
11
20
12
9
16
12
2
9
22
3
27
2
23
6
97
225
33

Le plus élevé AQI enregistré en

Janvier

99AQI

Le plus bas AQI enregistré en

Juin

44AQI

202069AQI

3
10
5
12
4
7
11
21
9
13
17
1
18
12
1
12
16
2
2
24
5
1
21
8
3
8
20
85
140
41

Le plus élevé AQI enregistré en

Décembre

99AQI

Le plus bas AQI enregistré en

Juin

46AQI

Années les plus & moins polluées des 6 dernières années

Année la plus polluée enregistrée
2020(Moyenne)
69AQI
Année la moins polluée enregistrée
2024(Moyenne)
59AQI

La qualité de l'air annuelle de Old Town pour l'année 2025 AQI (67) montre un changement moyen de pourcentage de 5.3% (empiré AQI) par rapport aux années précédentes : 2020 (69), 2021 (67), 2022 (60), 2023 (65), 2024 (59).