Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Hikimizu, 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

Hikimizu, 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 (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 43 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

Hikimizu, Ozu, Kumamoto, Japan

AQI
Day
Night
.

5 AM2nd Aug 2025

7 PM

4 AM3rd Aug 2025

Day time
Avg. Highest Time
1PM2nd Aug

64AQI

Avg. Lowest Time
8AM2nd Aug

37AQI

Night time
Avg. Highest Time
8PM2nd Aug

54AQI

Avg. Lowest Time
3AM3rd Aug

37AQI

In the last 24 hours,

Hikimizu's AQI reached its highest point of 64 at 1 PM during the Day, while the lowest point, 37, was recorded at 3 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Hikimizu, 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 2025745 AMAQI
4th Jul 2025756 AMAQI
4th Jul 2025767 AMAQI
4th Jul 2025758 AMAQI
4th Jul 2025929 AMAQI
4th Jul 20259910 AMAQI
4th Jul 202510011 AMAQI
4th Jul 202510812 PMAQI
4th Jul 20251041 PMAQI
4th Jul 20251102 PMAQI
4th Jul 20251173 PMAQI
4th Jul 20251184 PMAQI
4th Jul 20251135 PMAQI
4th Jul 20251126 PMAQI
4th Jul 20251087 PMAQI
4th Jul 20251098 PMAQI
4th Jul 2025849 PMAQI
4th Jul 20258610 PMAQI
4th Jul 20258411 PMAQI
5th Jul 20258612 AMAQI
5th Jul 2025841 AMAQI
5th Jul 2025782 AMAQI
5th Jul 2025793 AMAQI
5th Jul 2025804 AMAQI

28°C25/33°C

5th Jul 2025825 AMAQI
5th Jul 2025836 AMAQI
5th Jul 2025827 AMAQI
5th Jul 2025828 AMAQI
5th Jul 2025919 AMAQI
5th Jul 20258810 AMAQI
5th Jul 20258711 AMAQI
5th Jul 20258412 PMAQI
5th Jul 2025821 PMAQI
5th Jul 2025792 PMAQI
5th Jul 2025773 PMAQI
5th Jul 2025794 PMAQI
5th Jul 2025785 PMAQI
5th Jul 2025756 PMAQI
5th Jul 2025737 PMAQI
5th Jul 2025738 PMAQI
5th Jul 2025799 PMAQI
5th Jul 20257710 PMAQI
5th Jul 20257611 PMAQI
6th Jul 20257612 AMAQI
6th Jul 2025781 AMAQI
6th Jul 2025842 AMAQI
6th Jul 2025823 AMAQI
6th Jul 2025824 AMAQI

28°C24/33°C

6th Jul 2025805 AMAQI
6th Jul 2025796 AMAQI
6th Jul 2025807 AMAQI
6th Jul 2025808 AMAQI
6th Jul 2025659 AMAQI
6th Jul 20254510 AMAQI
6th Jul 20254311 AMAQI
6th Jul 20254812 PMAQI
6th Jul 2025581 PMAQI
6th Jul 2025562 PMAQI
6th Jul 2025563 PMAQI
6th Jul 2025584 PMAQI
6th Jul 2025565 PMAQI
6th Jul 2025586 PMAQI
6th Jul 2025577 PMAQI
6th Jul 2025628 PMAQI
6th Jul 2025719 PMAQI
6th Jul 20257010 PMAQI
6th Jul 20257011 PMAQI
7th Jul 20256812 AMAQI
7th Jul 2025721 AMAQI
7th Jul 2025772 AMAQI
7th Jul 2025773 AMAQI
7th Jul 2025784 AMAQI

28°C24/33°C

7th Jul 2025755 AMAQI
7th Jul 2025756 AMAQI
7th Jul 2025757 AMAQI
7th Jul 2025758 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 2025594 PMAQI
7th Jul 2025595 PMAQI
7th Jul 2025606 PMAQI
7th Jul 2025587 PMAQI
7th Jul 2025608 PMAQI
7th Jul 2025649 PMAQI
7th Jul 20256410 PMAQI
7th Jul 20256411 PMAQI
8th Jul 20256412 AMAQI
8th Jul 2025681 AMAQI
8th Jul 2025682 AMAQI
8th Jul 2025693 AMAQI
8th Jul 2025684 AMAQI

28°C23/35°C

8th Jul 2025675 AMAQI
8th Jul 2025666 AMAQI
8th Jul 2025677 AMAQI
8th Jul 2025678 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20255810 AMAQI
8th Jul 20255811 AMAQI
8th Jul 20256012 PMAQI
8th Jul 2025661 PMAQI
8th Jul 2025662 PMAQI
8th Jul 2025673 PMAQI
8th Jul 2025684 PMAQI
8th Jul 2025705 PMAQI
8th Jul 2025716 PMAQI
8th Jul 2025687 PMAQI
8th Jul 2025668 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256410 PMAQI
8th Jul 20256411 PMAQI
9th Jul 20256412 AMAQI
9th Jul 2025651 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025653 AMAQI
9th Jul 2025654 AMAQI

29°C23/36°C

9th Jul 2025645 AMAQI
9th Jul 2025646 AMAQI
9th Jul 2025647 AMAQI
9th Jul 2025648 AMAQI
9th Jul 2025689 AMAQI
9th Jul 20257410 AMAQI
9th Jul 20257711 AMAQI
9th Jul 20258212 PMAQI
9th Jul 2025791 PMAQI
9th Jul 2025782 PMAQI
9th Jul 2025783 PMAQI
9th Jul 2025764 PMAQI
9th Jul 2025745 PMAQI
9th Jul 2025766 PMAQI
9th Jul 2025807 PMAQI
9th Jul 2025738 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256510 PMAQI
9th Jul 20256511 PMAQI
10th Jul 20256512 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025642 AMAQI
10th Jul 2025643 AMAQI
10th Jul 2025654 AMAQI

29°C23/36°C

10th Jul 2025665 AMAQI
10th Jul 2025656 AMAQI
10th Jul 2025667 AMAQI
10th Jul 2025658 AMAQI
10th Jul 2025429 AMAQI
10th Jul 20254610 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20255312 PMAQI
10th Jul 2025581 PMAQI
10th Jul 2025572 PMAQI
10th Jul 2025573 PMAQI
10th Jul 2025544 PMAQI
10th Jul 2025535 PMAQI
10th Jul 2025536 PMAQI
10th Jul 2025507 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025619 PMAQI
10th Jul 20256110 PMAQI
10th Jul 20256111 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025642 AMAQI
11th Jul 2025653 AMAQI
11th Jul 2025644 AMAQI

28°C24/35°C

11th Jul 2025655 AMAQI
11th Jul 2025646 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251611 AMAQI
11th Jul 20252212 PMAQI
11th Jul 2025431 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025393 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025385 PMAQI
11th Jul 2025396 PMAQI
11th Jul 2025387 PMAQI
11th Jul 2025428 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255710 PMAQI
11th Jul 20255711 PMAQI
12th Jul 20255712 AMAQI
12th Jul 2025601 AMAQI
12th Jul 2025622 AMAQI
12th Jul 2025613 AMAQI
12th Jul 2025614 AMAQI

28°C24/33°C

12th Jul 2025605 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20251810 AMAQI
12th Jul 20251911 AMAQI
12th Jul 20252212 PMAQI
12th Jul 2025361 PMAQI
12th Jul 2025382 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025366 PMAQI
12th Jul 2025387 PMAQI
12th Jul 2025438 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025582 AMAQI
13th Jul 2025583 AMAQI
13th Jul 2025574 AMAQI

29°C25/35°C

13th Jul 2025565 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025567 AMAQI
13th Jul 2025568 AMAQI
13th Jul 2025399 AMAQI
13th Jul 20252210 AMAQI
13th Jul 20252211 AMAQI
13th Jul 20252312 PMAQI
13th Jul 2025331 PMAQI
13th Jul 2025342 PMAQI
13th Jul 2025343 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025395 PMAQI
13th Jul 2025406 PMAQI
13th Jul 2025347 PMAQI
13th Jul 2025408 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025544 AMAQI

28°C25/35°C

14th Jul 2025545 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20252510 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025331 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025334 PMAQI
14th Jul 2025335 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025388 PMAQI
14th Jul 2025519 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025524 AMAQI

25°C22/27°C

15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025389 AMAQI
15th Jul 20253210 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025395 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025417 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20255010 PMAQI
15th Jul 20254911 PMAQI
16th Jul 20255012 AMAQI
16th Jul 2025491 AMAQI
16th Jul 2025512 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025524 AMAQI

25°C22/30°C

16th Jul 2025505 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025349 AMAQI
16th Jul 20253010 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20254312 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025622 PMAQI
16th Jul 2025703 PMAQI
16th Jul 2025744 PMAQI
16th Jul 2025755 PMAQI
16th Jul 2025726 PMAQI
16th Jul 2025707 PMAQI
16th Jul 2025608 PMAQI
16th Jul 2025539 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255111 PMAQI
17th Jul 20255012 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025503 AMAQI
17th Jul 2025514 AMAQI

26°C20/31°C

17th Jul 2025515 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025517 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025409 AMAQI
17th Jul 20254810 AMAQI
17th Jul 20255411 AMAQI
17th Jul 20255612 PMAQI
17th Jul 2025571 PMAQI
17th Jul 2025602 PMAQI
17th Jul 2025633 PMAQI
17th Jul 2025624 PMAQI
17th Jul 2025605 PMAQI
17th Jul 2025586 PMAQI
17th Jul 2025577 PMAQI
17th Jul 2025468 PMAQI
17th Jul 2025499 PMAQI
17th Jul 20254910 PMAQI
17th Jul 20254811 PMAQI
18th Jul 20254712 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025502 AMAQI
18th Jul 2025513 AMAQI
18th Jul 2025514 AMAQI

27°C23/34°C

18th Jul 2025525 AMAQI
18th Jul 2025516 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025229 AMAQI
18th Jul 20251710 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20251612 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025253 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025255 PMAQI
18th Jul 2025256 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254310 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254312 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025492 AMAQI
19th Jul 2025483 AMAQI
19th Jul 2025464 AMAQI

24°C23/26°C

19th Jul 2025445 AMAQI
19th Jul 2025466 AMAQI
19th Jul 2025457 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025239 AMAQI
19th Jul 20251810 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20251712 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025202 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025184 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025236 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025453 AMAQI
20th Jul 2025444 AMAQI

26°C22/32°C

20th Jul 2025415 AMAQI
20th Jul 2025416 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252112 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025193 PMAQI
20th Jul 2025184 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025197 PMAQI
20th Jul 2025228 PMAQI
20th Jul 2025319 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20253111 PMAQI
21st Jul 20253012 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
21st Jul 2025394 AMAQI

28°C22/34°C

21st Jul 2025375 AMAQI
21st Jul 2025376 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20251910 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025241 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025213 PMAQI
21st Jul 2025194 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025337 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253311 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025321 AMAQI
22nd Jul 2025362 AMAQI
22nd Jul 2025373 AMAQI
22nd Jul 2025354 AMAQI

28°C23/34°C

22nd Jul 2025335 AMAQI
22nd Jul 2025336 AMAQI
22nd Jul 2025337 AMAQI
22nd Jul 2025338 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20252910 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20253912 PMAQI
22nd Jul 2025401 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025383 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025325 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025377 PMAQI
22nd Jul 2025368 PMAQI
22nd Jul 2025369 PMAQI
22nd Jul 20253110 PMAQI
22nd Jul 20253311 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025281 AMAQI
23rd Jul 2025302 AMAQI
23rd Jul 2025353 AMAQI
23rd Jul 2025344 AMAQI

29°C23/35°C

23rd Jul 2025345 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20252711 AMAQI
23rd Jul 20252812 PMAQI
23rd Jul 2025341 PMAQI
23rd Jul 2025332 PMAQI
23rd Jul 2025333 PMAQI
23rd Jul 2025354 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025376 PMAQI
23rd Jul 2025377 PMAQI
23rd Jul 2025328 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20252810 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025322 AMAQI
24th Jul 2025323 AMAQI
24th Jul 2025324 AMAQI

28°C22/36°C

24th Jul 2025325 AMAQI
24th Jul 2025326 AMAQI
24th Jul 2025337 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025219 AMAQI
24th Jul 20252110 AMAQI
24th Jul 20252211 AMAQI
24th Jul 20252012 PMAQI
24th Jul 2025221 PMAQI
24th Jul 2025252 PMAQI
24th Jul 2025203 PMAQI
24th Jul 2025184 PMAQI
24th Jul 2025175 PMAQI
24th Jul 2025206 PMAQI
24th Jul 2025257 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025299 PMAQI
24th Jul 20252310 PMAQI
24th Jul 20252411 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025333 AMAQI
25th Jul 2025324 AMAQI

29°C23/36°C

25th Jul 2025295 AMAQI
25th Jul 2025296 AMAQI
25th Jul 2025307 AMAQI
25th Jul 2025308 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20251910 AMAQI
25th Jul 20251511 AMAQI
25th Jul 20252112 PMAQI
25th Jul 2025221 PMAQI
25th Jul 2025202 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025164 PMAQI
25th Jul 2025175 PMAQI
25th Jul 2025186 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025198 PMAQI
25th Jul 2025249 PMAQI
25th Jul 20252210 PMAQI
25th Jul 20252211 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025231 AMAQI
26th Jul 2025252 AMAQI
26th Jul 2025303 AMAQI
26th Jul 2025284 AMAQI

28°C24/34°C

26th Jul 2025285 AMAQI
26th Jul 2025276 AMAQI
26th Jul 2025277 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025169 AMAQI
26th Jul 20251210 AMAQI
26th Jul 20251611 AMAQI
26th Jul 20251812 PMAQI
26th Jul 2025161 PMAQI
26th Jul 2025182 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025225 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025198 PMAQI
26th Jul 2025239 PMAQI
26th Jul 20252210 PMAQI
26th Jul 20252211 PMAQI
27th Jul 20252212 AMAQI
27th Jul 2025221 AMAQI
27th Jul 2025272 AMAQI
27th Jul 2025273 AMAQI
27th Jul 2025264 AMAQI

28°C24/33°C

27th Jul 2025245 AMAQI
27th Jul 2025256 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025248 AMAQI
27th Jul 2025209 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20251711 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025171 PMAQI
27th Jul 2025182 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025195 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025249 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025262 AMAQI
28th Jul 2025263 AMAQI
28th Jul 2025254 AMAQI

29°C25/33°C

28th Jul 2025245 AMAQI
28th Jul 2025236 AMAQI
28th Jul 2025237 AMAQI
28th Jul 2025238 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251912 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025253 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025275 PMAQI
28th Jul 2025246 PMAQI
28th Jul 2025247 PMAQI
28th Jul 2025188 PMAQI
28th Jul 2025269 PMAQI
28th Jul 20253110 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252312 AMAQI
29th Jul 2025231 AMAQI
29th Jul 2025242 AMAQI
29th Jul 2025243 AMAQI
29th Jul 2025244 AMAQI

29°C23/36°C

29th Jul 2025235 AMAQI
29th Jul 2025236 AMAQI
29th Jul 2025237 AMAQI
29th Jul 2025238 AMAQI
29th Jul 2025219 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20252611 AMAQI
29th Jul 20252712 PMAQI
29th Jul 2025231 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025243 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025325 PMAQI
29th Jul 2025336 PMAQI
29th Jul 2025337 PMAQI
29th Jul 2025278 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025241 AMAQI
30th Jul 2025242 AMAQI
30th Jul 2025243 AMAQI
30th Jul 2025234 AMAQI

29°C22/37°C

30th Jul 2025235 AMAQI
30th Jul 2025246 AMAQI
30th Jul 2025247 AMAQI
30th Jul 2025248 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252811 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025212 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025265 PMAQI
30th Jul 2025316 PMAQI
30th Jul 2025307 PMAQI
30th Jul 2025238 PMAQI
30th Jul 2025229 PMAQI
30th Jul 20252110 PMAQI
30th Jul 20252011 PMAQI
31st Jul 20252112 AMAQI
31st Jul 2025211 AMAQI
31st Jul 2025222 AMAQI
31st Jul 2025233 AMAQI
31st Jul 2025234 AMAQI

29°C23/37°C

31st Jul 2025235 AMAQI
31st Jul 2025236 AMAQI
31st Jul 2025237 AMAQI
31st Jul 2025238 AMAQI
31st Jul 2025239 AMAQI
31st Jul 20252310 AMAQI
31st Jul 20252611 AMAQI
31st Jul 20253012 PMAQI
31st Jul 2025311 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025305 PMAQI
31st Jul 2025376 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025368 PMAQI
31st Jul 2025409 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20254211 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025352 AMAQI
1st Aug 2025293 AMAQI
1st Aug 2025284 AMAQI

29°C22/37°C

1st Aug 2025285 AMAQI
1st Aug 2025296 AMAQI
1st Aug 2025307 AMAQI
1st Aug 2025308 AMAQI
1st Aug 2025519 AMAQI
1st Aug 20255210 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025561 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025584 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025538 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254510 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20253812 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025312 AMAQI
2nd Aug 2025293 AMAQI
2nd Aug 2025334 AMAQI

30°C24/37°C

2nd Aug 2025375 AMAQI
2nd Aug 2025376 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025378 AMAQI
2nd Aug 2025549 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20255812 PMAQI
2nd Aug 2025641 PMAQI
2nd Aug 2025612 PMAQI
2nd Aug 2025593 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025625 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025587 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025539 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20255111 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025391 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025373 AMAQI
3rd Aug 2025404 AMAQI

30°C25/38°C

3rd Aug 2025465 AMAQI
5 AM
3rd Aug 2025426 AMAQI
3rd Aug 2025447 AMAQI
3rd Aug 2025438 AMAQI
3rd Aug 2025509 AMAQI
3rd Aug 20255610 AMAQI
3rd Aug 20255611 AMAQI
3rd Aug 20255912 PMAQI
12 PM
3rd Aug 2025571 PMAQI
3rd Aug 2025632 PMAQI
3rd Aug 2025573 PMAQI
3rd Aug 2025594 PMAQI
3rd Aug 2025585 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025607 PMAQI
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

47AQI

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

35AQI

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. 47), while the lowest AQI was between 10 AM to 10 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 4 AM

47AQI

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

43AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 47), while the lowest AQI was between 8 PM to 8 PM (Avg. 43).

2025 Days Vs Air Quality

Hikimizu, Ozu, Kumamoto, Japan

2025

72%

154

28%

60

Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)

Good
154 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 215 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

Hikimizu, 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
43AQI
2nd August 2025
43AQI

49AQI

42AQI

48AQI

47AQI

45AQI

38AQI

47AQI

43AQI

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
2
154
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

Hikimizu'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).