Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Analyse Historique de la Qualité de l'Air à Niihama, Ehime, Japan

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

Niihama, Ehime, Japan

2021
2022
2023
2024
2025
AQI
.
Jours

Tendances AQI : Le plus élevé et le plus bas

AQI le plus élevé enregistré le
2nd Aug 2021
72AQI
AQI le plus bas enregistré le
29th Aug 2024
16AQI

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 49 de Bon qualité de l'air, montrant une amélioration par rapport à 2024 et 2021 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

Niihama, Ehime, Japan

AQI
Jour
Nuit
.

5 AM4th Aug 2025

7 PM

4 AM5th Aug 2025

Heure du jour
Heure moyenne la plus haute
2PM4th Aug

81AQI

Heure moyenne la plus basse
8AM4th Aug

44AQI

Heure de la nuit
Heure moyenne la plus haute
8PM4th Aug

60AQI

Heure moyenne la plus basse
3AM5th Aug

42AQI

Au cours des 24 dernières heures,

L'AQI de Niihama a atteint son point le plus élevé de 81 à 2 PM pendant le Jour, tandis que le point le plus bas, 42, a été enregistré à 3 AM pendant le Nuit entre 4th Aug et 5th Aug 2025.

Tendance AQI Jour & Nuit : Jul - Aug 2025

Niihama, Ehime, Japan

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 2025925 AMAQI
6th Jul 2025916 AMAQI
6th Jul 2025927 AMAQI
6th Jul 2025908 AMAQI
6th Jul 2025739 AMAQI
6th Jul 20255010 AMAQI
6th Jul 20254811 AMAQI
6th Jul 20254712 PMAQI
6th Jul 2025561 PMAQI
6th Jul 2025562 PMAQI
6th Jul 2025543 PMAQI
6th Jul 2025564 PMAQI
6th Jul 2025565 PMAQI
6th Jul 2025586 PMAQI
6th Jul 2025587 PMAQI
6th Jul 2025638 PMAQI
6th Jul 2025769 PMAQI
6th Jul 20257610 PMAQI
6th Jul 20257511 PMAQI
7th Jul 20257612 AMAQI
7th Jul 2025791 AMAQI
7th Jul 2025862 AMAQI
7th Jul 2025873 AMAQI
7th Jul 2025864 AMAQI

26°C23/30°C

7th Jul 2025845 AMAQI
7th Jul 2025836 AMAQI
7th Jul 2025847 AMAQI
7th Jul 2025838 AMAQI
7th Jul 2025509 AMAQI
7th Jul 20253810 AMAQI
7th Jul 20254111 AMAQI
7th Jul 20254612 PMAQI
7th Jul 2025541 PMAQI
7th Jul 2025562 PMAQI
7th Jul 2025573 PMAQI
7th Jul 2025564 PMAQI
7th Jul 2025565 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025597 PMAQI
7th Jul 2025638 PMAQI
7th Jul 2025729 PMAQI
7th Jul 20257310 PMAQI
7th Jul 20257311 PMAQI
8th Jul 20257212 AMAQI
8th Jul 2025751 AMAQI
8th Jul 2025812 AMAQI
8th Jul 2025813 AMAQI
8th Jul 2025794 AMAQI

25°C23/28°C

8th Jul 2025755 AMAQI
8th Jul 2025756 AMAQI
8th Jul 2025757 AMAQI
8th Jul 2025768 AMAQI
8th Jul 2025649 AMAQI
8th Jul 20255910 AMAQI
8th Jul 20256211 AMAQI
8th Jul 20256612 PMAQI
8th Jul 2025701 PMAQI
8th Jul 2025722 PMAQI
8th Jul 2025743 PMAQI
8th Jul 2025804 PMAQI
8th Jul 2025805 PMAQI
8th Jul 2025746 PMAQI
8th Jul 2025637 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025699 PMAQI
8th Jul 20257010 PMAQI
8th Jul 20257011 PMAQI
9th Jul 20257012 AMAQI
9th Jul 2025721 AMAQI
9th Jul 2025752 AMAQI
9th Jul 2025753 AMAQI
9th Jul 2025754 AMAQI

25°C23/28°C

9th Jul 2025735 AMAQI
9th Jul 2025736 AMAQI
9th Jul 2025737 AMAQI
9th Jul 2025738 AMAQI
9th Jul 2025709 AMAQI
9th Jul 20257410 AMAQI
9th Jul 20258011 AMAQI
9th Jul 20258212 PMAQI
9th Jul 2025811 PMAQI
9th Jul 2025802 PMAQI
9th Jul 2025803 PMAQI
9th Jul 2025814 PMAQI
9th Jul 2025865 PMAQI
9th Jul 2025816 PMAQI
9th Jul 2025717 PMAQI
9th Jul 2025728 PMAQI
9th Jul 2025769 PMAQI
9th Jul 20257410 PMAQI
9th Jul 20257011 PMAQI
10th Jul 20257112 AMAQI
10th Jul 2025741 AMAQI
10th Jul 2025722 AMAQI
10th Jul 2025723 AMAQI
10th Jul 2025734 AMAQI

25°C22/28°C

10th Jul 2025745 AMAQI
10th Jul 2025746 AMAQI
10th Jul 2025747 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025789 AMAQI
10th Jul 20258410 AMAQI
10th Jul 20258611 AMAQI
10th Jul 20258612 PMAQI
10th Jul 2025861 PMAQI
10th Jul 2025882 PMAQI
10th Jul 2025913 PMAQI
10th Jul 2025914 PMAQI
10th Jul 2025895 PMAQI
10th Jul 2025876 PMAQI
10th Jul 2025877 PMAQI
10th Jul 2025808 PMAQI
10th Jul 2025759 PMAQI
10th Jul 20256910 PMAQI
10th Jul 20256611 PMAQI
11th Jul 20256512 AMAQI
11th Jul 2025681 AMAQI
11th Jul 2025722 AMAQI
11th Jul 2025723 AMAQI
11th Jul 2025724 AMAQI

25°C23/28°C

11th Jul 2025745 AMAQI
11th Jul 2025746 AMAQI
11th Jul 2025747 AMAQI
11th Jul 2025748 AMAQI
11th Jul 2025619 AMAQI
11th Jul 20256410 AMAQI
11th Jul 20256611 AMAQI
11th Jul 20256612 PMAQI
11th Jul 2025581 PMAQI
11th Jul 2025562 PMAQI
11th Jul 2025533 PMAQI
11th Jul 2025524 PMAQI
11th Jul 2025535 PMAQI
11th Jul 2025486 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256010 PMAQI
11th Jul 20256011 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025672 AMAQI
12th Jul 2025713 AMAQI
12th Jul 2025704 AMAQI

25°C23/28°C

12th Jul 2025695 AMAQI
12th Jul 2025686 AMAQI
12th Jul 2025687 AMAQI
12th Jul 2025688 AMAQI
12th Jul 2025479 AMAQI
12th Jul 20255010 AMAQI
12th Jul 20255411 AMAQI
12th Jul 20255212 PMAQI
12th Jul 2025531 PMAQI
12th Jul 2025532 PMAQI
12th Jul 2025563 PMAQI
12th Jul 2025574 PMAQI
12th Jul 2025585 PMAQI
12th Jul 2025586 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025568 PMAQI
12th Jul 2025619 PMAQI
12th Jul 20255910 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20255912 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025662 AMAQI
13th Jul 2025663 AMAQI
13th Jul 2025654 AMAQI

25°C22/28°C

13th Jul 2025635 AMAQI
13th Jul 2025646 AMAQI
13th Jul 2025637 AMAQI
13th Jul 2025638 AMAQI
13th Jul 2025519 AMAQI
13th Jul 20254510 AMAQI
13th Jul 20255111 AMAQI
13th Jul 20255112 PMAQI
13th Jul 2025491 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025493 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025395 PMAQI
13th Jul 2025406 PMAQI
13th Jul 2025427 PMAQI
13th Jul 2025418 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255611 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025632 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025624 AMAQI

25°C23/28°C

14th Jul 2025605 AMAQI
14th Jul 2025616 AMAQI
14th Jul 2025607 AMAQI
14th Jul 2025618 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251712 PMAQI
14th Jul 2025311 PMAQI
14th Jul 2025272 PMAQI
14th Jul 2025273 PMAQI
14th Jul 2025294 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025316 PMAQI
14th Jul 2025257 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025592 AMAQI
15th Jul 2025603 AMAQI
15th Jul 2025584 AMAQI

24°C22/26°C

15th Jul 2025565 AMAQI
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025568 AMAQI
15th Jul 2025279 AMAQI
15th Jul 20252110 AMAQI
15th Jul 20252811 AMAQI
15th Jul 20253012 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025474 PMAQI
15th Jul 2025505 PMAQI
15th Jul 2025526 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025559 PMAQI
15th Jul 20255510 PMAQI
15th Jul 20255711 PMAQI
16th Jul 20255712 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025554 AMAQI

24°C22/27°C

16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025579 AMAQI
16th Jul 20256010 AMAQI
16th Jul 20256111 AMAQI
16th Jul 20256012 PMAQI
16th Jul 2025591 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025593 PMAQI
16th Jul 2025624 PMAQI
16th Jul 2025615 PMAQI
16th Jul 2025626 PMAQI
16th Jul 2025607 PMAQI
16th Jul 2025598 PMAQI
16th Jul 2025569 PMAQI
16th Jul 20255610 PMAQI
16th Jul 20255811 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025571 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025564 AMAQI

25°C22/28°C

17th Jul 2025565 AMAQI
17th Jul 2025566 AMAQI
17th Jul 2025567 AMAQI
17th Jul 2025568 AMAQI
17th Jul 2025589 AMAQI
17th Jul 20255910 AMAQI
17th Jul 20255711 AMAQI
17th Jul 20255712 PMAQI
17th Jul 2025561 PMAQI
17th Jul 2025482 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025267 PMAQI
17th Jul 2025318 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254710 PMAQI
17th Jul 20254811 PMAQI
18th Jul 20254812 AMAQI
18th Jul 2025511 AMAQI
18th Jul 2025552 AMAQI
18th Jul 2025563 AMAQI
18th Jul 2025564 AMAQI

25°C23/27°C

18th Jul 2025555 AMAQI
18th Jul 2025556 AMAQI
18th Jul 2025557 AMAQI
18th Jul 2025568 AMAQI
18th Jul 2025259 AMAQI
18th Jul 20251710 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252712 PMAQI
18th Jul 2025311 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025365 PMAQI
18th Jul 2025386 PMAQI
18th Jul 2025377 PMAQI
18th Jul 2025388 PMAQI
18th Jul 2025489 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254711 PMAQI
19th Jul 20254812 AMAQI
19th Jul 2025491 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025534 AMAQI

25°C22/28°C

19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025339 AMAQI
19th Jul 20252910 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253912 PMAQI
19th Jul 2025411 PMAQI
19th Jul 2025372 PMAQI
19th Jul 2025373 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025305 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025357 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025419 PMAQI
19th Jul 20254110 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20254412 AMAQI
20th Jul 2025471 AMAQI
20th Jul 2025502 AMAQI
20th Jul 2025513 AMAQI
20th Jul 2025504 AMAQI

25°C22/28°C

20th Jul 2025485 AMAQI
20th Jul 2025486 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025409 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20253611 AMAQI
20th Jul 20253512 PMAQI
20th Jul 2025381 PMAQI
20th Jul 2025372 PMAQI
20th Jul 2025413 PMAQI
20th Jul 2025394 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025296 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025318 PMAQI
20th Jul 2025419 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025431 AMAQI
21st Jul 2025482 AMAQI
21st Jul 2025483 AMAQI
21st Jul 2025464 AMAQI

25°C22/29°C

21st Jul 2025465 AMAQI
21st Jul 2025466 AMAQI
21st Jul 2025457 AMAQI
21st Jul 2025458 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20252910 AMAQI
21st Jul 20253011 AMAQI
21st Jul 20253312 PMAQI
21st Jul 2025331 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025403 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025305 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025397 PMAQI
21st Jul 2025428 PMAQI
21st Jul 2025429 PMAQI
21st Jul 20254310 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254112 AMAQI
22nd Jul 2025411 AMAQI
22nd Jul 2025432 AMAQI
22nd Jul 2025443 AMAQI
22nd Jul 2025434 AMAQI

25°C23/29°C

22nd Jul 2025425 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025427 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025299 AMAQI
22nd Jul 20252610 AMAQI
22nd Jul 20252711 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025231 PMAQI
22nd Jul 2025252 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025335 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025417 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025449 PMAQI
22nd Jul 20254310 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025421 AMAQI
23rd Jul 2025432 AMAQI
23rd Jul 2025423 AMAQI
23rd Jul 2025404 AMAQI

26°C22/29°C

23rd Jul 2025395 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025319 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20253211 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025331 PMAQI
23rd Jul 2025352 PMAQI
23rd Jul 2025403 PMAQI
23rd Jul 2025464 PMAQI
23rd Jul 2025505 PMAQI
23rd Jul 2025536 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025538 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20255010 PMAQI
23rd Jul 20254911 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025441 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025404 AMAQI

26°C23/29°C

24th Jul 2025405 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025397 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252710 AMAQI
24th Jul 20253511 AMAQI
24th Jul 20254212 PMAQI
24th Jul 2025441 PMAQI
24th Jul 2025482 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025585 PMAQI
24th Jul 2025646 PMAQI
24th Jul 2025647 PMAQI
24th Jul 2025608 PMAQI
24th Jul 2025549 PMAQI
24th Jul 20255310 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20254812 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025403 AMAQI
25th Jul 2025404 AMAQI

26°C23/29°C

25th Jul 2025405 AMAQI
25th Jul 2025416 AMAQI
25th Jul 2025417 AMAQI
25th Jul 2025418 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20253310 AMAQI
25th Jul 20253311 AMAQI
25th Jul 20252412 PMAQI
25th Jul 2025251 PMAQI
25th Jul 2025292 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025235 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025258 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20252810 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20252912 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025423 AMAQI
26th Jul 2025404 AMAQI

26°C24/29°C

26th Jul 2025385 AMAQI
26th Jul 2025386 AMAQI
26th Jul 2025387 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025259 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252311 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025191 PMAQI
26th Jul 2025212 PMAQI
26th Jul 2025213 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025215 PMAQI
26th Jul 2025186 PMAQI
26th Jul 2025177 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025352 AMAQI
27th Jul 2025373 AMAQI
27th Jul 2025354 AMAQI

26°C24/29°C

27th Jul 2025335 AMAQI
27th Jul 2025336 AMAQI
27th Jul 2025347 AMAQI
27th Jul 2025338 AMAQI
27th Jul 2025269 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252311 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025252 PMAQI
27th Jul 2025243 PMAQI
27th Jul 2025234 PMAQI
27th Jul 2025275 PMAQI
27th Jul 2025286 PMAQI
27th Jul 2025287 PMAQI
27th Jul 2025288 PMAQI
27th Jul 2025299 PMAQI
27th Jul 20252710 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025311 AMAQI
28th Jul 2025332 AMAQI
28th Jul 2025323 AMAQI
28th Jul 2025314 AMAQI

26°C24/29°C

28th Jul 2025305 AMAQI
28th Jul 2025306 AMAQI
28th Jul 2025307 AMAQI
28th Jul 2025318 AMAQI
28th Jul 2025249 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025311 PMAQI
28th Jul 2025362 PMAQI
28th Jul 2025383 PMAQI
28th Jul 2025364 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025476 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025498 PMAQI
28th Jul 2025459 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254212 AMAQI
29th Jul 2025391 AMAQI
29th Jul 2025302 AMAQI
29th Jul 2025313 AMAQI
29th Jul 2025304 AMAQI

26°C23/28°C

29th Jul 2025305 AMAQI
29th Jul 2025306 AMAQI
29th Jul 2025307 AMAQI
29th Jul 2025308 AMAQI
29th Jul 2025319 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253811 AMAQI
29th Jul 20254212 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025482 PMAQI
29th Jul 2025483 PMAQI
29th Jul 2025514 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025577 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025519 PMAQI
29th Jul 20254710 PMAQI
29th Jul 20254211 PMAQI
30th Jul 20253612 AMAQI
30th Jul 2025331 AMAQI
30th Jul 2025322 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025324 AMAQI

26°C24/29°C

30th Jul 2025345 AMAQI
30th Jul 2025336 AMAQI
30th Jul 2025337 AMAQI
30th Jul 2025338 AMAQI
30th Jul 2025339 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20253411 AMAQI
30th Jul 20253812 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025392 PMAQI
30th Jul 2025523 PMAQI
30th Jul 2025564 PMAQI
30th Jul 2025585 PMAQI
30th Jul 2025586 PMAQI
30th Jul 2025597 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025459 PMAQI
30th Jul 20254010 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025331 AMAQI
31st Jul 2025322 AMAQI
31st Jul 2025323 AMAQI
31st Jul 2025324 AMAQI

27°C23/30°C

31st Jul 2025325 AMAQI
31st Jul 2025326 AMAQI
31st Jul 2025327 AMAQI
31st Jul 2025328 AMAQI
31st Jul 2025329 AMAQI
31st Jul 20253210 AMAQI
31st Jul 20253711 AMAQI
31st Jul 20253912 PMAQI
31st Jul 2025401 PMAQI
31st Jul 2025432 PMAQI
31st Jul 2025453 PMAQI
31st Jul 2025464 PMAQI
31st Jul 2025475 PMAQI
31st Jul 2025536 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025488 PMAQI
31st Jul 2025439 PMAQI
31st Jul 20254310 PMAQI
31st Jul 20253811 PMAQI
1st Aug 20253912 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025334 AMAQI

27°C24/30°C

1st Aug 2025345 AMAQI
1st Aug 2025356 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025499 AMAQI
1st Aug 20255010 AMAQI
1st Aug 20255111 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025452 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254610 PMAQI
1st Aug 20254411 PMAQI
2nd Aug 20254612 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025343 AMAQI
2nd Aug 2025374 AMAQI

27°C24/31°C

2nd Aug 2025405 AMAQI
2nd Aug 2025416 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025419 AMAQI
2nd Aug 20254810 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255012 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025583 PMAQI
2nd Aug 2025484 PMAQI
2nd Aug 2025455 PMAQI
2nd Aug 2025496 PMAQI
2nd Aug 2025447 PMAQI
2nd Aug 2025498 PMAQI
2nd Aug 2025439 PMAQI
2nd Aug 20254510 PMAQI
2nd Aug 20254711 PMAQI
3rd Aug 20254412 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025404 AMAQI

27°C24/32°C

3rd Aug 2025435 AMAQI
3rd Aug 2025426 AMAQI
3rd Aug 2025417 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025499 AMAQI
3rd Aug 20255110 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025551 PMAQI
3rd Aug 2025582 PMAQI
3rd Aug 2025563 PMAQI
3rd Aug 2025614 PMAQI
3rd Aug 2025565 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025577 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025549 PMAQI
3rd Aug 20255310 PMAQI
3rd Aug 20254811 PMAQI
4th Aug 20255012 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025413 AMAQI
4th Aug 2025434 AMAQI

27°C24/30°C

4th Aug 2025455 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025457 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20256610 AMAQI
4th Aug 20257811 AMAQI
4th Aug 20257612 PMAQI
4th Aug 2025741 PMAQI
4th Aug 2025812 PMAQI
4th Aug 2025783 PMAQI
4th Aug 2025714 PMAQI
4th Aug 2025705 PMAQI
4th Aug 2025666 PMAQI
4th Aug 2025727 PMAQI
4th Aug 2025608 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20255211 PMAQI
5th Aug 20255512 AMAQI
5th Aug 2025471 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI
5th Aug 2025514 AMAQI

27°C24/30°C

5th Aug 2025525 AMAQI
5 AM
5th Aug 2025536 AMAQI
5th Aug 2025537 AMAQI
5th Aug 2025538 AMAQI
5th Aug 2025489 AMAQI
5th Aug 20255310 AMAQI
5th Aug 20255111 AMAQI
5th Aug 20255412 PMAQI
12 PM
5th Aug 2025571 PMAQI
5th Aug 2025532 PMAQI
5th Aug 2025573 PMAQI
5th Aug 2025574 PMAQI
5th Aug 2025525 PMAQI
5th Aug 2025546 PMAQI
5th Aug 2025547 PMAQI
7 PM
12 AM
4 AM

--°C/°C

Heure du jour
Heure moyenne la plus haute
5 AM - 8 AM

52AQI

4 heures / Jour
120 heures / Mois
Heure moyenne la plus basse
9 AM - 10 AM

42AQI

2 heures / Jour
60 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 5 AM à 8 AM (Moyenne 52), tandis que l'AQI le plus bas était entre 9 AM à 10 AM (Moyenne 42).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 4 AM

51AQI

5 heures / Jour
150 heures / Mois
Heure moyenne la plus basse
8 PM

49AQI

1 heures / Jour
30 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 4 AM (Moyenne 51), tandis que l'AQI le plus bas était entre 8 PM à 8 PM (Moyenne 49).

Jours de 2025 Vs Qualité de l'Air

Niihama, Ehime, Japan

2025

61%

131

38%

82

0.9%

2

Nombre total de jours avec différentes catégories AQI au cours des 217 derniers jours de 2025 (148 jours restants)

Bon
131 Jours
Modéré
82 Jours
Pauvre
2 Jours
Non sain
0 Jours
Sévère
0 Jours
Dangereux
0 Jours

Sous les limites sécuritaires de l'OMS pour la qualité de l'air : 61%

Niveau de risque sanitaire:

Modéré

En 2025, 61% des 217 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air, et 39% les ont dépassées. Le risque de problèmes de santé est Modéré, particulièrement pour les personnes ayant des problèmes respiratoires ou cardiaques.

Aperçus Annuels sur la Qualité de l'Air

Niihama, Ehime, Japan

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
30AQI
2nd Janvier 2025
38AQI
3rd Janvier 2025
33AQI
4th Janvier 2025
32AQI
5th Janvier 2025
31AQI
6th Janvier 2025
46AQI
7th Janvier 2025
32AQI
8th Janvier 2025
34AQI
9th Janvier 2025
29AQI
10th Janvier 2025
28AQI
11th Janvier 2025
29AQI
12th Janvier 2025
29AQI
13th Janvier 2025
40AQI
14th Janvier 2025
47AQI
15th Janvier 2025
44AQI
16th Janvier 2025
37AQI
17th Janvier 2025
36AQI
18th Janvier 2025
32AQI
19th Janvier 2025
52AQI
20th Janvier 2025
41AQI
21st Janvier 2025
53AQI
22nd Janvier 2025
59AQI
23rd Janvier 2025
69AQI
24th Janvier 2025
89AQI
25th Janvier 2025
46AQI
26th Janvier 2025
48AQI
27th Janvier 2025
40AQI
28th Janvier 2025
42AQI
29th Janvier 2025
35AQI
30th Janvier 2025
45AQI
31st Janvier 2025
59AQI
1st Février 2025
68AQI
2nd Février 2025
46AQI
3rd Février 2025
53AQI
4th Février 2025
39AQI
5th Février 2025
40AQI
6th Février 2025
32AQI
7th Février 2025
39AQI
8th Février 2025
31AQI
9th Février 2025
32AQI
10th Février 2025
31AQI
11th Février 2025
34AQI
12th Février 2025
47AQI
13th Février 2025
33AQI
14th Février 2025
46AQI
15th Février 2025
32AQI
16th Février 2025
54AQI
17th Février 2025
47AQI
18th Février 2025
42AQI
19th Février 2025
41AQI
20th Février 2025
36AQI
21st Février 2025
37AQI
22nd Février 2025
41AQI
23rd Février 2025
37AQI
24th Février 2025
39AQI
25th Février 2025
38AQI
26th Février 2025
40AQI
27th Février 2025
72AQI
28th Février 2025
85AQI
1st Mars 2025
100AQI
2nd Mars 2025
120AQI
3rd Mars 2025
60AQI
4th Mars 2025
62AQI
5th Mars 2025
43AQI
6th Mars 2025
41AQI
7th Mars 2025
38AQI
8th Mars 2025
43AQI
9th Mars 2025
43AQI
10th Mars 2025
45AQI
11th Mars 2025
54AQI
12th Mars 2025
55AQI
13th Mars 2025
62AQI
14th Mars 2025
56AQI
15th Mars 2025
41AQI
16th Mars 2025
29AQI
17th Mars 2025
45AQI
18th Mars 2025
30AQI
19th Mars 2025
43AQI
20th Mars 2025
45AQI
21st Mars 2025
60AQI
22nd Mars 2025
62AQI
23rd Mars 2025
69AQI
24th Mars 2025
67AQI
25th Mars 2025
83AQI
26th Mars 2025
76AQI
27th Mars 2025
93AQI
28th Mars 2025
60AQI
29th Mars 2025
53AQI
30th Mars 2025
43AQI
31st Mars 2025
43AQI
1st Avril 2025
49AQI
2nd Avril 2025
43AQI
3rd Avril 2025
30AQI
4th Avril 2025
36AQI
5th Avril 2025
44AQI
6th Avril 2025
47AQI
7th Avril 2025
47AQI
8th Avril 2025
43AQI
9th Avril 2025
61AQI
10th Avril 2025
62AQI
11th Avril 2025
60AQI
12th Avril 2025
65AQI
13th Avril 2025
46AQI
14th Avril 2025
49AQI
15th Avril 2025
31AQI
16th Avril 2025
48AQI
17th Avril 2025
52AQI
18th Avril 2025
63AQI
19th Avril 2025
60AQI
20th Avril 2025
54AQI
21st Avril 2025
47AQI
22nd Avril 2025
58AQI
23rd Avril 2025
44AQI
24th Avril 2025
42AQI
25th Avril 2025
59AQI
26th Avril 2025
60AQI
27th Avril 2025
58AQI
28th Avril 2025
50AQI
29th Avril 2025
48AQI
30th Avril 2025
58AQI
1st Mai 2025
55AQI
2nd Mai 2025
41AQI
3rd Mai 2025
50AQI
4th Mai 2025
39AQI
5th Mai 2025
44AQI
6th Mai 2025
38AQI
7th Mai 2025
34AQI
8th Mai 2025
38AQI
9th Mai 2025
40AQI
10th Mai 2025
37AQI
11th Mai 2025
39AQI
12th Mai 2025
51AQI
13th Mai 2025
55AQI
14th Mai 2025
61AQI
15th Mai 2025
59AQI
16th Mai 2025
64AQI
17th Mai 2025
50AQI
18th Mai 2025
52AQI
19th Mai 2025
60AQI
20th Mai 2025
65AQI
21st Mai 2025
71AQI
22nd Mai 2025
48AQI
23rd Mai 2025
54AQI
24th Mai 2025
44AQI
25th Mai 2025
29AQI
26th Mai 2025
39AQI
27th Mai 2025
40AQI
28th Mai 2025
44AQI
29th Mai 2025
49AQI
30th Mai 2025
44AQI
31st Mai 2025
41AQI
1st Juin 2025
45AQI
2nd Juin 2025
54AQI
3rd Juin 2025
35AQI
4th Juin 2025
47AQI
5th Juin 2025
46AQI
6th Juin 2025
55AQI
7th Juin 2025
58AQI
8th Juin 2025
70AQI
9th Juin 2025
60AQI
10th Juin 2025
40AQI
11th Juin 2025
48AQI
12th Juin 2025
58AQI
13th Juin 2025
57AQI
14th Juin 2025
59AQI
15th Juin 2025
39AQI
16th Juin 2025
42AQI
17th Juin 2025
38AQI
18th Juin 2025
47AQI
19th Juin 2025
50AQI
20th Juin 2025
58AQI
21st Juin 2025
61AQI
22nd Juin 2025
68AQI
23rd Juin 2025
56AQI
24th Juin 2025
53AQI
25th Juin 2025
57AQI
26th Juin 2025
50AQI
27th Juin 2025
55AQI
28th Juin 2025
57AQI
29th Juin 2025
58AQI
30th Juin 2025
59AQI
1st Juillet 2025
60AQI
2nd Juillet 2025
84AQI
3rd Juillet 2025
98AQI
4th Juillet 2025
110AQI
5th Juillet 2025
94AQI
6th Juillet 2025
73AQI
7th Juillet 2025
68AQI
8th Juillet 2025
72AQI
9th Juillet 2025
75AQI
10th Juillet 2025
78AQI
11th Juillet 2025
62AQI
12th Juillet 2025
60AQI
13th Juillet 2025
54AQI
14th Juillet 2025
45AQI
15th Juillet 2025
50AQI
16th Juillet 2025
57AQI
17th Juillet 2025
48AQI
18th Juillet 2025
43AQI
19th Juillet 2025
43AQI
20th Juillet 2025
41AQI
21st Juillet 2025
40AQI
22nd Juillet 2025
37AQI
23rd Juillet 2025
43AQI
24th Juillet 2025
47AQI
25th Juillet 2025
33AQI
26th Juillet 2025
28AQI
27th Juillet 2025
29AQI
28th Juillet 2025
36AQI
29th Juillet 2025
41AQI
30th Juillet 2025
41AQI
31st Juillet 2025
39AQI
1st Août 2025
45AQI
2nd Août 2025
45AQI
3rd Août 2025
49AQI

42AQI

43AQI

57AQI

50AQI

48AQI

53AQI

56AQI

46AQI

Nombre de jours

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

202550AQI

25
6
23
5
14
16
1
17
13
20
11
12
18
17
13
1
3
131
82
2

Le plus élevé AQI enregistré en

Mars

57AQI

Le plus bas AQI enregistré en

Janvier

42AQI

202445AQI

29
2
22
6
1
18
13
7
21
2
12
19
16
14
27
4
23
8
20
10
25
6
20
10
31
250
113
3

Le plus élevé AQI enregistré en

Avril

64AQI

Le plus bas AQI enregistré en

Décembre

32AQI

202349AQI

24
7
25
3
16
15
10
20
13
18
7
23
14
17
25
6
19
11
22
9
18
11
22
9
215
149

Le plus élevé AQI enregistré en

Juin

59AQI

Le plus bas AQI enregistré en

Août

40AQI

202247AQI

27
4
19
3
16
15
15
15
9
22
10
20
15
8
1
26
2
26
5
25
5
31
220
99

Le plus élevé AQI enregistré en

Mai

61AQI

Le plus bas AQI enregistré en

Décembre

36AQI

202145AQI

23
8
21
6
1
21
8
16
5
13
18
10
20
19
12
25
6
23
7
22
9
22
8
30
1
245
108
1

Le plus élevé AQI enregistré en

Juin

58AQI

Le plus bas AQI enregistré en

Janvier

38AQI

202046AQI

8
4
1
15
6
9
9
15
15
22
9
11
16
4
17
2
26
5
25
5
30
1
178
72
5

Le plus élevé AQI enregistré en

Août

66AQI

Le plus bas AQI enregistré en

Septembre

35AQI

Années les plus & moins polluées des 6 dernières années

Année la plus polluée enregistrée
2025(Moyenne)
50AQI
Année la moins polluée enregistrée
2024(Moyenne)
45AQI

La qualité de l'air annuelle de Niihama pour l'année 2025 AQI (50) montre un changement moyen de pourcentage de 8.09% (empiré AQI) par rapport aux années précédentes : 2020 (46), 2021 (45), 2022 (47), 2023 (49), 2024 (45).