Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Ozu, Kumamoto, Japan Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

August Air Quality Analysis

Ozu, Kumamoto, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
15th Aug 2024
74AQI
Lowest AQI recorded on
12th Aug 2021
11AQI

Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025

Ozu, Kumamoto, Japan

AQI
Day
Night
.

5 AM2nd Aug 2025

7 PM

4 AM3rd Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
1PM2nd Aug

60AQI

Avg. Lowest Time
7AM2nd Aug

37AQI

In the last 24 hours,

Ozu's AQI reached its highest point of 60 at 1 PM during the Night, while the lowest point, 37, was recorded at 7 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Ozu, Kumamoto, Japan

JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025725 AMAQI
4th Jul 2025736 AMAQI
4th Jul 2025737 AMAQI
4th Jul 2025738 AMAQI
4th Jul 2025919 AMAQI
4th Jul 20259710 AMAQI
4th Jul 202510011 AMAQI
4th Jul 202510712 PMAQI
4th Jul 20251021 PMAQI
4th Jul 20251022 PMAQI
4th Jul 20251063 PMAQI
4th Jul 20251074 PMAQI
4th Jul 20251045 PMAQI
4th Jul 20251066 PMAQI
4th Jul 20251087 PMAQI
4th Jul 20251098 PMAQI
4th Jul 2025799 PMAQI
4th Jul 20258010 PMAQI
4th Jul 20258011 PMAQI
5th Jul 20258012 AMAQI
5th Jul 2025791 AMAQI
5th Jul 2025742 AMAQI
5th Jul 2025763 AMAQI
5th Jul 2025764 AMAQI

28°C25/33°C

5th Jul 2025785 AMAQI
5th Jul 2025796 AMAQI
5th Jul 2025787 AMAQI
5th Jul 2025788 AMAQI
5th Jul 2025919 AMAQI
5th Jul 20259010 AMAQI
5th Jul 20259111 AMAQI
5th Jul 20259512 PMAQI
5th Jul 2025861 PMAQI
5th Jul 2025812 PMAQI
5th Jul 2025773 PMAQI
5th Jul 2025784 PMAQI
5th Jul 2025785 PMAQI
5th Jul 2025776 PMAQI
5th Jul 2025787 PMAQI
5th Jul 2025778 PMAQI
5th Jul 2025789 PMAQI
5th Jul 20257610 PMAQI
5th Jul 20257611 PMAQI
6th Jul 20257612 AMAQI
6th Jul 2025761 AMAQI
6th Jul 2025782 AMAQI
6th Jul 2025783 AMAQI
6th Jul 2025784 AMAQI

28°C24/33°C

6th Jul 2025785 AMAQI
6th Jul 2025776 AMAQI
6th Jul 2025777 AMAQI
6th Jul 2025778 AMAQI
6th Jul 2025659 AMAQI
6th Jul 20254810 AMAQI
6th Jul 20254611 AMAQI
6th Jul 20255012 PMAQI
6th Jul 2025581 PMAQI
6th Jul 2025562 PMAQI
6th Jul 2025573 PMAQI
6th Jul 2025584 PMAQI
6th Jul 2025575 PMAQI
6th Jul 2025586 PMAQI
6th Jul 2025577 PMAQI
6th Jul 2025618 PMAQI
6th Jul 2025719 PMAQI
6th Jul 20257010 PMAQI
6th Jul 20257011 PMAQI
7th Jul 20256912 AMAQI
7th Jul 2025721 AMAQI
7th Jul 2025752 AMAQI
7th Jul 2025763 AMAQI
7th Jul 2025764 AMAQI

28°C24/33°C

7th Jul 2025745 AMAQI
7th Jul 2025736 AMAQI
7th Jul 2025747 AMAQI
7th Jul 2025748 AMAQI
7th Jul 2025459 AMAQI
7th Jul 20254010 AMAQI
7th Jul 20254411 AMAQI
7th Jul 20254812 PMAQI
7th Jul 2025551 PMAQI
7th Jul 2025572 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025595 PMAQI
7th Jul 2025606 PMAQI
7th Jul 2025597 PMAQI
7th Jul 2025618 PMAQI
7th Jul 2025689 PMAQI
7th Jul 20256810 PMAQI
7th Jul 20256811 PMAQI
8th Jul 20256712 AMAQI
8th Jul 2025701 AMAQI
8th Jul 2025702 AMAQI
8th Jul 2025703 AMAQI
8th Jul 2025694 AMAQI

28°C23/35°C

8th Jul 2025695 AMAQI
8th Jul 2025686 AMAQI
8th Jul 2025687 AMAQI
8th Jul 2025698 AMAQI
8th Jul 2025609 AMAQI
8th Jul 20255810 AMAQI
8th Jul 20255911 AMAQI
8th Jul 20256112 PMAQI
8th Jul 2025661 PMAQI
8th Jul 2025672 PMAQI
8th Jul 2025683 PMAQI
8th Jul 2025694 PMAQI
8th Jul 2025705 PMAQI
8th Jul 2025696 PMAQI
8th Jul 2025667 PMAQI
8th Jul 2025658 PMAQI
8th Jul 2025669 PMAQI
8th Jul 20256610 PMAQI
8th Jul 20256611 PMAQI
9th Jul 20256612 AMAQI
9th Jul 2025671 AMAQI
9th Jul 2025672 AMAQI
9th Jul 2025683 AMAQI
9th Jul 2025684 AMAQI

29°C23/36°C

9th Jul 2025675 AMAQI
9th Jul 2025686 AMAQI
9th Jul 2025677 AMAQI
9th Jul 2025678 AMAQI
9th Jul 2025689 AMAQI
9th Jul 20257210 AMAQI
9th Jul 20257511 AMAQI
9th Jul 20257612 PMAQI
9th Jul 2025761 PMAQI
9th Jul 2025772 PMAQI
9th Jul 2025783 PMAQI
9th Jul 2025774 PMAQI
9th Jul 2025775 PMAQI
9th Jul 2025796 PMAQI
9th Jul 2025787 PMAQI
9th Jul 2025738 PMAQI
9th Jul 2025689 PMAQI
9th Jul 20256810 PMAQI
9th Jul 20256711 PMAQI
10th Jul 20256812 AMAQI
10th Jul 2025681 AMAQI
10th Jul 2025672 AMAQI
10th Jul 2025663 AMAQI
10th Jul 2025674 AMAQI

29°C23/36°C

10th Jul 2025675 AMAQI
10th Jul 2025676 AMAQI
10th Jul 2025677 AMAQI
10th Jul 2025678 AMAQI
10th Jul 2025599 AMAQI
10th Jul 20256210 AMAQI
10th Jul 20256711 AMAQI
10th Jul 20256812 PMAQI
10th Jul 2025701 PMAQI
10th Jul 2025712 PMAQI
10th Jul 2025733 PMAQI
10th Jul 2025714 PMAQI
10th Jul 2025705 PMAQI
10th Jul 2025706 PMAQI
10th Jul 2025657 PMAQI
10th Jul 2025648 PMAQI
10th Jul 2025659 PMAQI
10th Jul 20256510 PMAQI
10th Jul 20256511 PMAQI
11th Jul 20256412 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025672 AMAQI
11th Jul 2025673 AMAQI
11th Jul 2025674 AMAQI

28°C24/35°C

11th Jul 2025675 AMAQI
11th Jul 2025676 AMAQI
11th Jul 2025677 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025459 AMAQI
11th Jul 20254310 AMAQI
11th Jul 20254411 AMAQI
11th Jul 20254612 PMAQI
11th Jul 2025561 PMAQI
11th Jul 2025562 PMAQI
11th Jul 2025543 PMAQI
11th Jul 2025534 PMAQI
11th Jul 2025495 PMAQI
11th Jul 2025496 PMAQI
11th Jul 2025487 PMAQI
11th Jul 2025508 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256010 PMAQI
11th Jul 20256011 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025653 AMAQI
12th Jul 2025654 AMAQI

28°C24/33°C

12th Jul 2025645 AMAQI
12th Jul 2025646 AMAQI
12th Jul 2025647 AMAQI
12th Jul 2025648 AMAQI
12th Jul 2025359 AMAQI
12th Jul 20252710 AMAQI
12th Jul 20252911 AMAQI
12th Jul 20253412 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025462 PMAQI
12th Jul 2025473 PMAQI
12th Jul 2025474 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025614 AMAQI

29°C25/35°C

13th Jul 2025605 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20252510 AMAQI
13th Jul 20252711 AMAQI
13th Jul 20253112 PMAQI
13th Jul 2025411 PMAQI
13th Jul 2025432 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025454 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025476 PMAQI
13th Jul 2025437 PMAQI
13th Jul 2025458 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
14th Jul 2025584 AMAQI

28°C25/35°C

14th Jul 2025565 AMAQI
14th Jul 2025566 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20252012 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025372 PMAQI
14th Jul 2025353 PMAQI
14th Jul 2025364 PMAQI
14th Jul 2025355 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025357 PMAQI
14th Jul 2025418 PMAQI
14th Jul 2025539 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025552 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025554 AMAQI

25°C22/27°C

15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025379 AMAQI
15th Jul 20253110 AMAQI
15th Jul 20253411 AMAQI
15th Jul 20254012 PMAQI
15th Jul 2025451 PMAQI
15th Jul 2025452 PMAQI
15th Jul 2025463 PMAQI
15th Jul 2025484 PMAQI
15th Jul 2025495 PMAQI
15th Jul 2025536 PMAQI
15th Jul 2025547 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255312 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
16th Jul 2025534 AMAQI

25°C22/30°C

16th Jul 2025525 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025439 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025612 PMAQI
16th Jul 2025663 PMAQI
16th Jul 2025704 PMAQI
16th Jul 2025685 PMAQI
16th Jul 2025666 PMAQI
16th Jul 2025647 PMAQI
16th Jul 2025588 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255312 AMAQI
17th Jul 2025531 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025534 AMAQI

26°C20/31°C

17th Jul 2025535 AMAQI
17th Jul 2025536 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025538 AMAQI
17th Jul 2025449 AMAQI
17th Jul 20254510 AMAQI
17th Jul 20254311 AMAQI
17th Jul 20254412 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025562 PMAQI
17th Jul 2025583 PMAQI
17th Jul 2025574 PMAQI
17th Jul 2025525 PMAQI
17th Jul 2025466 PMAQI
17th Jul 2025467 PMAQI
17th Jul 2025448 PMAQI
17th Jul 2025519 PMAQI
17th Jul 20255110 PMAQI
17th Jul 20255011 PMAQI
18th Jul 20255012 AMAQI
18th Jul 2025511 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025534 AMAQI

27°C23/34°C

18th Jul 2025535 AMAQI
18th Jul 2025536 AMAQI
18th Jul 2025537 AMAQI
18th Jul 2025538 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20251510 AMAQI
18th Jul 20251811 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025323 PMAQI
18th Jul 2025314 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025326 PMAQI
18th Jul 2025317 PMAQI
18th Jul 2025368 PMAQI
18th Jul 2025469 PMAQI
18th Jul 20254710 PMAQI
18th Jul 20254711 PMAQI
19th Jul 20254612 AMAQI
19th Jul 2025481 AMAQI
19th Jul 2025512 AMAQI
19th Jul 2025503 AMAQI
19th Jul 2025504 AMAQI

24°C23/26°C

19th Jul 2025485 AMAQI
19th Jul 2025496 AMAQI
19th Jul 2025497 AMAQI
19th Jul 2025498 AMAQI
19th Jul 2025259 AMAQI
19th Jul 20252110 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025251 PMAQI
19th Jul 2025252 PMAQI
19th Jul 2025263 PMAQI
19th Jul 2025264 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025297 PMAQI
19th Jul 2025338 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025482 AMAQI
20th Jul 2025483 AMAQI
20th Jul 2025474 AMAQI

26°C22/32°C

20th Jul 2025445 AMAQI
20th Jul 2025446 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025232 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025234 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025237 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025433 AMAQI
21st Jul 2025424 AMAQI

28°C22/34°C

21st Jul 2025395 AMAQI
21st Jul 2025406 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025239 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025251 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025253 PMAQI
21st Jul 2025234 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025337 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025359 PMAQI
21st Jul 20253510 PMAQI
21st Jul 20253311 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025393 AMAQI
22nd Jul 2025384 AMAQI

28°C23/34°C

22nd Jul 2025355 AMAQI
22nd Jul 2025366 AMAQI
22nd Jul 2025367 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20252410 AMAQI
22nd Jul 20252911 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025311 PMAQI
22nd Jul 2025352 PMAQI
22nd Jul 2025333 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025295 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025348 PMAQI
22nd Jul 2025359 PMAQI
22nd Jul 20253210 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025321 AMAQI
23rd Jul 2025342 AMAQI
23rd Jul 2025373 AMAQI
23rd Jul 2025364 AMAQI

29°C23/35°C

23rd Jul 2025345 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025259 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20252611 AMAQI
23rd Jul 20252612 PMAQI
23rd Jul 2025311 PMAQI
23rd Jul 2025322 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025324 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025378 PMAQI
23rd Jul 2025349 PMAQI
23rd Jul 20253110 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025311 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025343 AMAQI
24th Jul 2025344 AMAQI

28°C22/36°C

24th Jul 2025335 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025337 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025239 AMAQI
24th Jul 20252310 AMAQI
24th Jul 20252511 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025311 PMAQI
24th Jul 2025352 PMAQI
24th Jul 2025353 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025365 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252812 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025332 AMAQI
25th Jul 2025333 AMAQI
25th Jul 2025334 AMAQI

29°C23/36°C

25th Jul 2025315 AMAQI
25th Jul 2025326 AMAQI
25th Jul 2025327 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20252110 AMAQI
25th Jul 20252211 AMAQI
25th Jul 20252712 PMAQI
25th Jul 2025301 PMAQI
25th Jul 2025292 PMAQI
25th Jul 2025273 PMAQI
25th Jul 2025274 PMAQI
25th Jul 2025285 PMAQI
25th Jul 2025246 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252510 PMAQI
25th Jul 20252411 PMAQI
26th Jul 20252312 AMAQI
26th Jul 2025261 AMAQI
26th Jul 2025292 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025304 AMAQI

28°C24/34°C

26th Jul 2025305 AMAQI
26th Jul 2025306 AMAQI
26th Jul 2025307 AMAQI
26th Jul 2025308 AMAQI
26th Jul 2025209 AMAQI
26th Jul 20251910 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252912 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025193 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025225 PMAQI
26th Jul 2025266 PMAQI
26th Jul 2025237 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252310 PMAQI
26th Jul 20252211 PMAQI
27th Jul 20252312 AMAQI
27th Jul 2025251 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025293 AMAQI
27th Jul 2025284 AMAQI

28°C24/33°C

27th Jul 2025275 AMAQI
27th Jul 2025276 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025278 AMAQI
27th Jul 2025219 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251811 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025171 PMAQI
27th Jul 2025212 PMAQI
27th Jul 2025253 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025216 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025238 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252312 AMAQI
28th Jul 2025251 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025283 AMAQI
28th Jul 2025274 AMAQI

29°C25/33°C

28th Jul 2025265 AMAQI
28th Jul 2025256 AMAQI
28th Jul 2025257 AMAQI
28th Jul 2025258 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20252210 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253512 PMAQI
28th Jul 2025301 PMAQI
28th Jul 2025292 PMAQI
28th Jul 2025313 PMAQI
28th Jul 2025334 PMAQI
28th Jul 2025375 PMAQI
28th Jul 2025346 PMAQI
28th Jul 2025307 PMAQI
28th Jul 2025258 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252910 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025262 AMAQI
29th Jul 2025263 AMAQI
29th Jul 2025264 AMAQI

29°C23/36°C

29th Jul 2025255 AMAQI
29th Jul 2025266 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20252511 AMAQI
29th Jul 20252812 PMAQI
29th Jul 2025271 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025303 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025346 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025288 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252512 AMAQI
30th Jul 2025261 AMAQI
30th Jul 2025262 AMAQI
30th Jul 2025263 AMAQI
30th Jul 2025264 AMAQI

29°C22/37°C

30th Jul 2025265 AMAQI
30th Jul 2025266 AMAQI
30th Jul 2025267 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20252912 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025303 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025315 PMAQI
30th Jul 2025336 PMAQI
30th Jul 2025317 PMAQI
30th Jul 2025258 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252411 PMAQI
31st Jul 20252412 AMAQI
31st Jul 2025241 AMAQI
31st Jul 2025252 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025254 AMAQI

29°C23/37°C

31st Jul 2025255 AMAQI
31st Jul 2025256 AMAQI
31st Jul 2025257 AMAQI
31st Jul 2025258 AMAQI
31st Jul 2025259 AMAQI
31st Jul 20252510 AMAQI
31st Jul 20252811 AMAQI
31st Jul 20253412 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025312 PMAQI
31st Jul 2025323 PMAQI
31st Jul 2025334 PMAQI
31st Jul 2025375 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025378 PMAQI
31st Jul 2025399 PMAQI
31st Jul 20253810 PMAQI
31st Jul 20253911 PMAQI
1st Aug 20253312 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025312 AMAQI
1st Aug 2025283 AMAQI
1st Aug 2025294 AMAQI

29°C22/37°C

1st Aug 2025285 AMAQI
1st Aug 2025286 AMAQI
1st Aug 2025297 AMAQI
1st Aug 2025308 AMAQI
1st Aug 2025519 AMAQI
1st Aug 20254910 AMAQI
1st Aug 20255111 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025541 PMAQI
1st Aug 2025502 PMAQI
1st Aug 2025503 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025535 PMAQI
1st Aug 2025536 PMAQI
1st Aug 2025497 PMAQI
1st Aug 2025498 PMAQI
1st Aug 2025479 PMAQI
1st Aug 20254410 PMAQI
1st Aug 20254211 PMAQI
2nd Aug 20254212 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025332 AMAQI
2nd Aug 2025323 AMAQI
2nd Aug 2025364 AMAQI

30°C24/37°C

2nd Aug 2025395 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025509 AMAQI
2nd Aug 20255010 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025601 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025583 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025575 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025489 PMAQI
2nd Aug 20255010 PMAQI
2nd Aug 20254811 PMAQI
3rd Aug 20254512 AMAQI
3rd Aug 2025391 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025404 AMAQI

--°C/°C

3rd Aug 2025445 AMAQI
5 AM
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

49AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM

37AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 49), while the lowest AQI was between 10 AM to 10 AM (Avg. 37).
Night time
Avg. Highest Time
12 AM - 4 AM

48AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM - 11 PM

47AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 48), while the lowest AQI was between 8 PM to 11 PM (Avg. 47).

2025 Days Vs Air Quality

Ozu, Kumamoto, Japan

2025

72%

153

28%

60

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
153 Days
Moderate
60 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 72%

Health Risk Level:

Low

In 2025, 72% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Ozu, Kumamoto, Japan

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

1st January 2025
38AQI
2nd January 2025
46AQI
3rd January 2025
39AQI
4th January 2025
44AQI
5th January 2025
37AQI
6th January 2025
56AQI
7th January 2025
32AQI
8th January 2025
47AQI
9th January 2025
31AQI
10th January 2025
36AQI
11th January 2025
30AQI
12th January 2025
37AQI
13th January 2025
43AQI
14th January 2025
49AQI
15th January 2025
53AQI
16th January 2025
48AQI
17th January 2025
57AQI
18th January 2025
57AQI
19th January 2025
61AQI
20th January 2025
58AQI
21st January 2025
82AQI
22nd January 2025
77AQI
23rd January 2025
77AQI
24th January 2025
82AQI
25th January 2025
53AQI
26th January 2025
46AQI
27th January 2025
43AQI
28th January 2025
38AQI
29th January 2025
35AQI
30th January 2025
42AQI
31st January 2025
50AQI
1st February 2025
42AQI
2nd February 2025
35AQI
3rd February 2025
47AQI
4th February 2025
33AQI
5th February 2025
43AQI
6th February 2025
33AQI
7th February 2025
42AQI
8th February 2025
29AQI
9th February 2025
34AQI
10th February 2025
35AQI
11th February 2025
48AQI
12th February 2025
44AQI
13th February 2025
38AQI
14th February 2025
47AQI
15th February 2025
34AQI
16th February 2025
42AQI
17th February 2025
44AQI
18th February 2025
38AQI
19th February 2025
40AQI
20th February 2025
38AQI
21st February 2025
39AQI
22nd February 2025
45AQI
23rd February 2025
44AQI
24th February 2025
41AQI
25th February 2025
44AQI
26th February 2025
42AQI
27th February 2025
74AQI
28th February 2025
56AQI
1st March 2025
57AQI
2nd March 2025
45AQI
3rd March 2025
41AQI
4th March 2025
33AQI
5th March 2025
29AQI
6th March 2025
32AQI
7th March 2025
33AQI
8th March 2025
45AQI
9th March 2025
46AQI
10th March 2025
53AQI
11th March 2025
42AQI
12th March 2025
49AQI
13th March 2025
57AQI
14th March 2025
43AQI
15th March 2025
38AQI
16th March 2025
29AQI
17th March 2025
52AQI
18th March 2025
42AQI
19th March 2025
45AQI
20th March 2025
55AQI
21st March 2025
57AQI
22nd March 2025
64AQI
23rd March 2025
63AQI
24th March 2025
50AQI
25th March 2025
64AQI
26th March 2025
61AQI
27th March 2025
56AQI
28th March 2025
59AQI
29th March 2025
57AQI
30th March 2025
44AQI
31st March 2025
49AQI
1st April 2025
44AQI
2nd April 2025
40AQI
3rd April 2025
39AQI
4th April 2025
41AQI
5th April 2025
46AQI
6th April 2025
49AQI
7th April 2025
44AQI
8th April 2025
43AQI
9th April 2025
57AQI
10th April 2025
44AQI
11th April 2025
58AQI
12th April 2025
54AQI
13th April 2025
51AQI
14th April 2025
57AQI
15th April 2025
34AQI
16th April 2025
52AQI
17th April 2025
46AQI
18th April 2025
51AQI
19th April 2025
56AQI
20th April 2025
44AQI
21st April 2025
49AQI
22nd April 2025
34AQI
23rd April 2025
31AQI
24th April 2025
36AQI
25th April 2025
50AQI
26th April 2025
49AQI
27th April 2025
54AQI
28th April 2025
46AQI
29th April 2025
51AQI
30th April 2025
54AQI
1st May 2025
50AQI
2nd May 2025
42AQI
3rd May 2025
49AQI
4th May 2025
41AQI
5th May 2025
46AQI
6th May 2025
36AQI
7th May 2025
42AQI
8th May 2025
50AQI
9th May 2025
30AQI
10th May 2025
42AQI
11th May 2025
43AQI
12th May 2025
54AQI
13th May 2025
56AQI
14th May 2025
61AQI
15th May 2025
59AQI
16th May 2025
62AQI
17th May 2025
39AQI
18th May 2025
49AQI
19th May 2025
54AQI
20th May 2025
45AQI
21st May 2025
35AQI
22nd May 2025
39AQI
23rd May 2025
49AQI
24th May 2025
30AQI
25th May 2025
33AQI
26th May 2025
39AQI
27th May 2025
44AQI
28th May 2025
48AQI
29th May 2025
42AQI
30th May 2025
42AQI
31st May 2025
43AQI
1st June 2025
54AQI
2nd June 2025
47AQI
3rd June 2025
30AQI
4th June 2025
46AQI
5th June 2025
47AQI
6th June 2025
55AQI
7th June 2025
65AQI
8th June 2025
59AQI
9th June 2025
32AQI
10th June 2025
26AQI
11th June 2025
36AQI
12th June 2025
37AQI
13th June 2025
42AQI
14th June 2025
32AQI
15th June 2025
28AQI
16th June 2025
30AQI
17th June 2025
29AQI
18th June 2025
35AQI
19th June 2025
38AQI
20th June 2025
44AQI
21st June 2025
37AQI
22nd June 2025
28AQI
23rd June 2025
26AQI
24th June 2025
27AQI
25th June 2025
33AQI
26th June 2025
29AQI
27th June 2025
32AQI
28th June 2025
35AQI
29th June 2025
42AQI
30th June 2025
49AQI
1st July 2025
62AQI
2nd July 2025
77AQI
3rd July 2025
85AQI
4th July 2025
91AQI
5th July 2025
81AQI
6th July 2025
69AQI
7th July 2025
64AQI
8th July 2025
65AQI
9th July 2025
69AQI
10th July 2025
59AQI
11th July 2025
51AQI
12th July 2025
48AQI
13th July 2025
47AQI
14th July 2025
44AQI
15th July 2025
46AQI
16th July 2025
54AQI
17th July 2025
52AQI
18th July 2025
39AQI
19th July 2025
33AQI
20th July 2025
30AQI
21st July 2025
30AQI
22nd July 2025
35AQI
23rd July 2025
32AQI
24th July 2025
26AQI
25th July 2025
24AQI
26th July 2025
22AQI
27th July 2025
22AQI
28th July 2025
24AQI
29th July 2025
26AQI
30th July 2025
25AQI
31st July 2025
29AQI
1st August 2025
42AQI

49AQI

42AQI

48AQI

47AQI

45AQI

38AQI

47AQI

42AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202545AQI

20
11
26
2
18
13
19
11
25
6
26
4
18
13
1
153
60

Highest AQI recorded in

January

49AQI

Lowest AQI recorded in

June

38AQI

202442AQI

17
1
1
4
3
19
12
23
7
31
16
15
20
10
27
4
19
11
30
1
189
82

Highest AQI recorded in

January

65AQI

Lowest AQI recorded in

July

28AQI

202345AQI

20
10
1
13
15
16
15
10
20
19
12
20
10
22
9
27
4
23
7
22
9
18
11
20
10
230
132
1

Highest AQI recorded in

April

52AQI

Lowest AQI recorded in

August

34AQI

202246AQI

18
13
15
7
18
13
13
4
16
15
22
8
15
7
1
19
9
23
8
15
15
17
14
191
114

Highest AQI recorded in

August

66AQI

Lowest AQI recorded in

September

40AQI

202144AQI

12
19
14
14
13
16
15
6
18
13
15
15
27
4
30
1
25
5
20
11
17
13
23
8
229
125

Highest AQI recorded in

January

51AQI

Lowest AQI recorded in

August

29AQI

202046AQI

8
5
9
12
11
7
19
11
30
1
16
15
16
3
18
13
15
15
11
20
153
102

Highest AQI recorded in

December

57AQI

Lowest AQI recorded in

July

28AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
46AQI
Least Polluted Year Recorded
2024(Avg.)
42AQI

Ozu's annual 2025 AQI (45) shows an average percentage change of 1.1% (worsened AQI) compared to previous years: 2020 (46), 2021 (44), 2022 (46), 2023 (45), 2024 (42).