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+
September Air Quality Analysis
Ozu, Kumamoto, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Sep 2024
84AQILowest AQI recorded on
15th Sep 2024
15AQISame Day Analysis (19th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 30 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 19th Sep - 20th Sep 2025
Ozu, Kumamoto, Japan
AQI
Day
Night
.
5 AM19th Sep 2025
6 PM
4 AM20th Sep 2025
Day time
Avg. Highest Time
4PM19th Sep
42AQI
Avg. Lowest Time
10AM19th Sep
20AQI
Night time
Avg. Highest Time
10PM19th Sep
38AQI
Avg. Lowest Time
4AM20th Sep
30AQI
In the last 24 hours,
Ozu's AQI reached its highest point of 42 at 4 PM during the Day, while the lowest point, 20, was recorded at 10 AM during the Day between 19th Sep and 20th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Ozu, Kumamoto, Japan
AugSep
21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th
Day
Night
21st Aug 2025465 AMAQI
21st Aug 2025466 AMAQI
21st Aug 2025467 AMAQI
21st Aug 2025468 AMAQI
21st Aug 2025269 AMAQI
21st Aug 20252610 AMAQI
21st Aug 20252611 AMAQI
21st Aug 20253212 PMAQI
21st Aug 2025401 PMAQI
21st Aug 2025482 PMAQI
21st Aug 2025483 PMAQI
21st Aug 2025454 PMAQI
21st Aug 2025425 PMAQI
21st Aug 2025366 PMAQI
21st Aug 2025377 PMAQI
21st Aug 2025408 PMAQI
21st Aug 2025409 PMAQI
21st Aug 20253810 PMAQI
21st Aug 20253911 PMAQI
22nd Aug 20253812 AMAQI
22nd Aug 2025431 AMAQI
22nd Aug 2025462 AMAQI
22nd Aug 2025463 AMAQI
22nd Aug 2025444 AMAQI
28°C24/33°C
22nd Aug 2025445 AMAQI
22nd Aug 2025446 AMAQI
22nd Aug 2025447 AMAQI
22nd Aug 2025448 AMAQI
22nd Aug 2025329 AMAQI
22nd Aug 20252710 AMAQI
22nd Aug 20253411 AMAQI
22nd Aug 20253812 PMAQI
22nd Aug 2025421 PMAQI
22nd Aug 2025462 PMAQI
22nd Aug 2025433 PMAQI
22nd Aug 2025474 PMAQI
22nd Aug 2025475 PMAQI
22nd Aug 2025426 PMAQI
22nd Aug 2025527 PMAQI
22nd Aug 2025498 PMAQI
22nd Aug 2025499 PMAQI
22nd Aug 20254810 PMAQI
22nd Aug 20254711 PMAQI
23rd Aug 20254812 AMAQI
23rd Aug 2025441 AMAQI
23rd Aug 2025452 AMAQI
23rd Aug 2025443 AMAQI
23rd Aug 2025454 AMAQI
27°C24/31°C
23rd Aug 2025445 AMAQI
23rd Aug 2025446 AMAQI
23rd Aug 2025447 AMAQI
23rd Aug 2025448 AMAQI
23rd Aug 2025429 AMAQI
23rd Aug 20253710 AMAQI
23rd Aug 20254611 AMAQI
23rd Aug 20254412 PMAQI
23rd Aug 2025431 PMAQI
23rd Aug 2025432 PMAQI
23rd Aug 2025423 PMAQI
23rd Aug 2025484 PMAQI
23rd Aug 2025455 PMAQI
23rd Aug 2025436 PMAQI
23rd Aug 2025437 PMAQI
23rd Aug 2025498 PMAQI
23rd Aug 2025509 PMAQI
23rd Aug 20255010 PMAQI
23rd Aug 20254511 PMAQI
24th Aug 20254412 AMAQI
24th Aug 2025441 AMAQI
24th Aug 2025442 AMAQI
24th Aug 2025463 AMAQI
24th Aug 2025464 AMAQI
27°C24/32°C
24th Aug 2025445 AMAQI
24th Aug 2025446 AMAQI
24th Aug 2025457 AMAQI
24th Aug 2025458 AMAQI
24th Aug 2025439 AMAQI
24th Aug 20254410 AMAQI
24th Aug 20253811 AMAQI
24th Aug 20254712 PMAQI
24th Aug 2025441 PMAQI
24th Aug 2025472 PMAQI
24th Aug 2025473 PMAQI
24th Aug 2025474 PMAQI
24th Aug 2025475 PMAQI
24th Aug 2025446 PMAQI
24th Aug 2025477 PMAQI
24th Aug 2025418 PMAQI
24th Aug 2025419 PMAQI
24th Aug 20254010 PMAQI
24th Aug 20254211 PMAQI
25th Aug 20254212 AMAQI
25th Aug 2025441 AMAQI
25th Aug 2025432 AMAQI
25th Aug 2025443 AMAQI
25th Aug 2025434 AMAQI
27°C24/31°C
25th Aug 2025445 AMAQI
25th Aug 2025446 AMAQI
25th Aug 2025457 AMAQI
25th Aug 2025438 AMAQI
25th Aug 2025389 AMAQI
25th Aug 20253410 AMAQI
25th Aug 20253811 AMAQI
25th Aug 20254112 PMAQI
25th Aug 2025541 PMAQI
25th Aug 2025582 PMAQI
25th Aug 2025573 PMAQI
25th Aug 2025544 PMAQI
25th Aug 2025475 PMAQI
25th Aug 2025486 PMAQI
25th Aug 2025517 PMAQI
25th Aug 2025498 PMAQI
25th Aug 2025499 PMAQI
25th Aug 20254610 PMAQI
25th Aug 20254511 PMAQI
26th Aug 20254312 AMAQI
26th Aug 2025441 AMAQI
26th Aug 2025442 AMAQI
26th Aug 2025443 AMAQI
26th Aug 2025434 AMAQI
27°C23/31°C
26th Aug 2025435 AMAQI
26th Aug 2025446 AMAQI
26th Aug 2025447 AMAQI
26th Aug 2025438 AMAQI
26th Aug 2025329 AMAQI
26th Aug 20253310 AMAQI
26th Aug 20254211 AMAQI
26th Aug 20253912 PMAQI
26th Aug 2025451 PMAQI
26th Aug 2025432 PMAQI
26th Aug 2025473 PMAQI
26th Aug 2025454 PMAQI
26th Aug 2025395 PMAQI
26th Aug 2025466 PMAQI
26th Aug 2025437 PMAQI
26th Aug 2025528 PMAQI
26th Aug 2025479 PMAQI
26th Aug 20254710 PMAQI
26th Aug 20254411 PMAQI
27th Aug 20254512 AMAQI
27th Aug 2025461 AMAQI
27th Aug 2025442 AMAQI
27th Aug 2025423 AMAQI
27th Aug 2025434 AMAQI
27°C23/31°C
27th Aug 2025425 AMAQI
27th Aug 2025416 AMAQI
27th Aug 2025417 AMAQI
27th Aug 2025418 AMAQI
27th Aug 2025329 AMAQI
27th Aug 20254010 AMAQI
27th Aug 20254711 AMAQI
27th Aug 20254412 PMAQI
27th Aug 2025421 PMAQI
27th Aug 2025442 PMAQI
27th Aug 2025463 PMAQI
27th Aug 2025504 PMAQI
27th Aug 2025465 PMAQI
27th Aug 2025436 PMAQI
27th Aug 2025407 PMAQI
27th Aug 2025438 PMAQI
27th Aug 2025369 PMAQI
27th Aug 20253710 PMAQI
27th Aug 20253811 PMAQI
28th Aug 20254112 AMAQI
28th Aug 2025431 AMAQI
28th Aug 2025422 AMAQI
28th Aug 2025433 AMAQI
28th Aug 2025424 AMAQI
27°C24/32°C
28th Aug 2025425 AMAQI
28th Aug 2025436 AMAQI
28th Aug 2025427 AMAQI
28th Aug 2025428 AMAQI
28th Aug 2025399 AMAQI
28th Aug 20254410 AMAQI
28th Aug 20254611 AMAQI
28th Aug 20255012 PMAQI
28th Aug 2025511 PMAQI
28th Aug 2025442 PMAQI
28th Aug 2025533 PMAQI
28th Aug 2025564 PMAQI
28th Aug 2025565 PMAQI
28th Aug 2025476 PMAQI
28th Aug 2025527 PMAQI
28th Aug 2025498 PMAQI
28th Aug 2025449 PMAQI
28th Aug 20254310 PMAQI
28th Aug 20254411 PMAQI
29th Aug 20254412 AMAQI
29th Aug 2025421 AMAQI
29th Aug 2025412 AMAQI
29th Aug 2025443 AMAQI
29th Aug 2025424 AMAQI
28°C24/33°C
29th Aug 2025445 AMAQI
29th Aug 2025426 AMAQI
29th Aug 2025427 AMAQI
29th Aug 2025428 AMAQI
29th Aug 2025449 AMAQI
29th Aug 20254610 AMAQI
29th Aug 20255211 AMAQI
29th Aug 20255212 PMAQI
29th Aug 2025541 PMAQI
29th Aug 2025542 PMAQI
29th Aug 2025593 PMAQI
29th Aug 2025544 PMAQI
29th Aug 2025575 PMAQI
29th Aug 2025576 PMAQI
29th Aug 2025567 PMAQI
29th Aug 2025528 PMAQI
29th Aug 2025519 PMAQI
29th Aug 20255010 PMAQI
29th Aug 20255011 PMAQI
30th Aug 20254912 AMAQI
30th Aug 2025471 AMAQI
30th Aug 2025442 AMAQI
30th Aug 2025433 AMAQI
30th Aug 2025444 AMAQI
28°C24/33°C
30th Aug 2025445 AMAQI
30th Aug 2025446 AMAQI
30th Aug 2025447 AMAQI
30th Aug 2025448 AMAQI
30th Aug 2025469 AMAQI
30th Aug 20254610 AMAQI
30th Aug 20255611 AMAQI
30th Aug 20255012 PMAQI
30th Aug 2025511 PMAQI
30th Aug 2025542 PMAQI
30th Aug 2025523 PMAQI
30th Aug 2025564 PMAQI
30th Aug 2025545 PMAQI
30th Aug 2025556 PMAQI
30th Aug 2025567 PMAQI
30th Aug 2025538 PMAQI
30th Aug 2025499 PMAQI
30th Aug 20254710 PMAQI
30th Aug 20254811 PMAQI
31st Aug 20254812 AMAQI
31st Aug 2025461 AMAQI
31st Aug 2025452 AMAQI
31st Aug 2025473 AMAQI
31st Aug 2025464 AMAQI
28°C25/34°C
31st Aug 2025465 AMAQI
31st Aug 2025476 AMAQI
31st Aug 2025467 AMAQI
31st Aug 2025468 AMAQI
31st Aug 2025509 AMAQI
31st Aug 20255010 AMAQI
31st Aug 20255511 AMAQI
31st Aug 20255312 PMAQI
31st Aug 2025481 PMAQI
31st Aug 2025432 PMAQI
31st Aug 2025443 PMAQI
31st Aug 2025484 PMAQI
31st Aug 2025445 PMAQI
31st Aug 2025446 PMAQI
31st Aug 2025477 PMAQI
31st Aug 2025488 PMAQI
31st Aug 2025459 PMAQI
31st Aug 20255010 PMAQI
31st Aug 20254411 PMAQI
1st Sep 20254412 AMAQI
1st Sep 2025461 AMAQI
1st Sep 2025462 AMAQI
1st Sep 2025463 AMAQI
1st Sep 2025484 AMAQI
28°C24/32°C
1st Sep 2025505 AMAQI
1st Sep 2025496 AMAQI
1st Sep 2025507 AMAQI
1st Sep 2025508 AMAQI
1st Sep 2025229 AMAQI
1st Sep 20252410 AMAQI
1st Sep 20252411 AMAQI
1st Sep 20252812 PMAQI
1st Sep 2025351 PMAQI
1st Sep 2025302 PMAQI
1st Sep 2025433 PMAQI
1st Sep 2025324 PMAQI
1st Sep 2025355 PMAQI
1st Sep 2025356 PMAQI
1st Sep 2025387 PMAQI
1st Sep 2025338 PMAQI
1st Sep 2025379 PMAQI
1st Sep 20253710 PMAQI
1st Sep 20253811 PMAQI
2nd Sep 20254212 AMAQI
2nd Sep 2025441 AMAQI
2nd Sep 2025472 AMAQI
2nd Sep 2025473 AMAQI
2nd Sep 2025454 AMAQI
28°C23/33°C
2nd Sep 2025435 AMAQI
2nd Sep 2025436 AMAQI
2nd Sep 2025437 AMAQI
2nd Sep 2025448 AMAQI
2nd Sep 2025369 AMAQI
2nd Sep 20253510 AMAQI
2nd Sep 20252611 AMAQI
2nd Sep 20252512 PMAQI
2nd Sep 2025291 PMAQI
2nd Sep 2025312 PMAQI
2nd Sep 2025353 PMAQI
2nd Sep 2025354 PMAQI
2nd Sep 2025405 PMAQI
2nd Sep 2025396 PMAQI
2nd Sep 2025357 PMAQI
2nd Sep 2025388 PMAQI
2nd Sep 2025499 PMAQI
2nd Sep 20254410 PMAQI
2nd Sep 20253811 PMAQI
3rd Sep 20253912 AMAQI
3rd Sep 2025401 AMAQI
3rd Sep 2025452 AMAQI
3rd Sep 2025453 AMAQI
3rd Sep 2025424 AMAQI
28°C24/32°C
3rd Sep 2025425 AMAQI
3rd Sep 2025426 AMAQI
3rd Sep 2025427 AMAQI
3rd Sep 2025418 AMAQI
3rd Sep 2025379 AMAQI
3rd Sep 20253710 AMAQI
3rd Sep 20253711 AMAQI
3rd Sep 20254212 PMAQI
3rd Sep 2025391 PMAQI
3rd Sep 2025312 PMAQI
3rd Sep 2025243 PMAQI
3rd Sep 2025284 PMAQI
3rd Sep 2025325 PMAQI
3rd Sep 2025316 PMAQI
3rd Sep 2025337 PMAQI
3rd Sep 2025388 PMAQI
3rd Sep 2025359 PMAQI
3rd Sep 20253610 PMAQI
3rd Sep 20253311 PMAQI
4th Sep 20253012 AMAQI
4th Sep 2025381 AMAQI
4th Sep 2025432 AMAQI
4th Sep 2025423 AMAQI
4th Sep 2025424 AMAQI
28°C24/34°C
4th Sep 2025405 AMAQI
4th Sep 2025406 AMAQI
4th Sep 2025417 AMAQI
4th Sep 2025408 AMAQI
4th Sep 2025209 AMAQI
4th Sep 20252110 AMAQI
4th Sep 20252511 AMAQI
4th Sep 20252212 PMAQI
4th Sep 2025201 PMAQI
4th Sep 2025232 PMAQI
4th Sep 2025213 PMAQI
4th Sep 2025204 PMAQI
4th Sep 2025195 PMAQI
4th Sep 2025146 PMAQI
4th Sep 2025147 PMAQI
4th Sep 2025198 PMAQI
4th Sep 2025219 PMAQI
4th Sep 20251210 PMAQI
4th Sep 20251711 PMAQI
5th Sep 20251812 AMAQI
5th Sep 2025201 AMAQI
5th Sep 2025372 AMAQI
5th Sep 2025393 AMAQI
5th Sep 2025384 AMAQI
25°C24/29°C
5th Sep 2025375 AMAQI
5th Sep 2025366 AMAQI
5th Sep 2025367 AMAQI
5th Sep 2025368 AMAQI
5th Sep 2025179 AMAQI
5th Sep 20251910 AMAQI
5th Sep 20252011 AMAQI
5th Sep 20251812 PMAQI
5th Sep 2025171 PMAQI
5th Sep 2025142 PMAQI
5th Sep 2025263 PMAQI
5th Sep 2025254 PMAQI
5th Sep 2025275 PMAQI
5th Sep 2025326 PMAQI
5th Sep 2025327 PMAQI
5th Sep 2025228 PMAQI
5th Sep 2025259 PMAQI
5th Sep 20252310 PMAQI
5th Sep 20252311 PMAQI
6th Sep 20252212 AMAQI
6th Sep 2025211 AMAQI
6th Sep 2025232 AMAQI
6th Sep 2025223 AMAQI
6th Sep 2025254 AMAQI
27°C24/31°C
6th Sep 2025255 AMAQI
6th Sep 2025276 AMAQI
6th Sep 2025267 AMAQI
6th Sep 2025268 AMAQI
6th Sep 2025329 AMAQI
6th Sep 20253210 AMAQI
6th Sep 20253411 AMAQI
6th Sep 20253412 PMAQI
6th Sep 2025341 PMAQI
6th Sep 2025362 PMAQI
6th Sep 2025363 PMAQI
6th Sep 2025294 PMAQI
6th Sep 2025395 PMAQI
6th Sep 2025346 PMAQI
6th Sep 2025327 PMAQI
6th Sep 2025298 PMAQI
6th Sep 2025329 PMAQI
6th Sep 20253210 PMAQI
6th Sep 20253011 PMAQI
7th Sep 20252812 AMAQI
7th Sep 2025261 AMAQI
7th Sep 2025252 AMAQI
7th Sep 2025243 AMAQI
7th Sep 2025264 AMAQI
28°C24/33°C
7th Sep 2025265 AMAQI
7th Sep 2025266 AMAQI
7th Sep 2025277 AMAQI
7th Sep 2025308 AMAQI
7th Sep 2025299 AMAQI
7th Sep 20253010 AMAQI
7th Sep 20253011 AMAQI
7th Sep 20253912 PMAQI
7th Sep 2025411 PMAQI
7th Sep 2025442 PMAQI
7th Sep 2025423 PMAQI
7th Sep 2025414 PMAQI
7th Sep 2025415 PMAQI
7th Sep 2025436 PMAQI
7th Sep 2025487 PMAQI
7th Sep 2025458 PMAQI
7th Sep 2025389 PMAQI
7th Sep 20253710 PMAQI
7th Sep 20253711 PMAQI
8th Sep 20253612 AMAQI
8th Sep 2025291 AMAQI
8th Sep 2025262 AMAQI
8th Sep 2025263 AMAQI
8th Sep 2025274 AMAQI
28°C24/32°C
8th Sep 2025275 AMAQI
8th Sep 2025286 AMAQI
8th Sep 2025287 AMAQI
8th Sep 2025278 AMAQI
8th Sep 2025299 AMAQI
8th Sep 20253010 AMAQI
8th Sep 20252811 AMAQI
8th Sep 20253212 PMAQI
8th Sep 2025291 PMAQI
8th Sep 2025252 PMAQI
8th Sep 2025373 PMAQI
8th Sep 2025334 PMAQI
8th Sep 2025315 PMAQI
8th Sep 2025316 PMAQI
8th Sep 2025337 PMAQI
8th Sep 2025308 PMAQI
8th Sep 2025309 PMAQI
8th Sep 20253010 PMAQI
8th Sep 20253211 PMAQI
9th Sep 20253012 AMAQI
9th Sep 2025301 AMAQI
9th Sep 2025322 AMAQI
9th Sep 2025323 AMAQI
9th Sep 2025304 AMAQI
28°C25/33°C
9th Sep 2025315 AMAQI
9th Sep 2025306 AMAQI
9th Sep 2025307 AMAQI
9th Sep 2025308 AMAQI
9th Sep 2025219 AMAQI
9th Sep 20252310 AMAQI
9th Sep 20252911 AMAQI
9th Sep 20253212 PMAQI
9th Sep 2025281 PMAQI
9th Sep 2025282 PMAQI
9th Sep 2025263 PMAQI
9th Sep 2025284 PMAQI
9th Sep 2025335 PMAQI
9th Sep 2025326 PMAQI
9th Sep 2025347 PMAQI
9th Sep 2025338 PMAQI
9th Sep 2025329 PMAQI
9th Sep 20253110 PMAQI
9th Sep 20253111 PMAQI
10th Sep 20253112 AMAQI
10th Sep 2025321 AMAQI
10th Sep 2025312 AMAQI
10th Sep 2025313 AMAQI
10th Sep 2025324 AMAQI
28°C25/33°C
10th Sep 2025305 AMAQI
10th Sep 2025316 AMAQI
10th Sep 2025317 AMAQI
10th Sep 2025308 AMAQI
10th Sep 2025249 AMAQI
10th Sep 20252910 AMAQI
10th Sep 20253411 AMAQI
10th Sep 20252812 PMAQI
10th Sep 2025281 PMAQI
10th Sep 2025292 PMAQI
10th Sep 2025313 PMAQI
10th Sep 2025264 PMAQI
10th Sep 2025225 PMAQI
10th Sep 2025256 PMAQI
10th Sep 2025277 PMAQI
10th Sep 2025278 PMAQI
10th Sep 2025299 PMAQI
10th Sep 20253010 PMAQI
10th Sep 20252811 PMAQI
11th Sep 20252812 AMAQI
11th Sep 2025351 AMAQI
11th Sep 2025342 AMAQI
11th Sep 2025353 AMAQI
11th Sep 2025324 AMAQI
25°C24/27°C
11th Sep 2025325 AMAQI
11th Sep 2025326 AMAQI
11th Sep 2025327 AMAQI
11th Sep 2025328 AMAQI
11th Sep 2025179 AMAQI
11th Sep 20252610 AMAQI
11th Sep 20252111 AMAQI
11th Sep 20252412 PMAQI
11th Sep 2025301 PMAQI
11th Sep 2025332 PMAQI
11th Sep 2025293 PMAQI
11th Sep 2025364 PMAQI
11th Sep 2025315 PMAQI
11th Sep 2025326 PMAQI
11th Sep 2025337 PMAQI
11th Sep 2025408 PMAQI
11th Sep 2025379 PMAQI
11th Sep 20253310 PMAQI
11th Sep 20253211 PMAQI
12th Sep 20252812 AMAQI
12th Sep 2025331 AMAQI
12th Sep 2025342 AMAQI
12th Sep 2025343 AMAQI
12th Sep 2025324 AMAQI
26°C23/32°C
12th Sep 2025325 AMAQI
12th Sep 2025316 AMAQI
12th Sep 2025317 AMAQI
12th Sep 2025308 AMAQI
12th Sep 2025229 AMAQI
12th Sep 20252310 AMAQI
12th Sep 20252111 AMAQI
12th Sep 20252312 PMAQI
12th Sep 2025261 PMAQI
12th Sep 2025322 PMAQI
12th Sep 2025303 PMAQI
12th Sep 2025334 PMAQI
12th Sep 2025365 PMAQI
12th Sep 2025396 PMAQI
12th Sep 2025357 PMAQI
12th Sep 2025348 PMAQI
12th Sep 2025359 PMAQI
12th Sep 20253010 PMAQI
12th Sep 20253011 PMAQI
13th Sep 20252812 AMAQI
13th Sep 2025331 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025333 AMAQI
13th Sep 2025324 AMAQI
27°C23/33°C
13th Sep 2025315 AMAQI
13th Sep 2025316 AMAQI
13th Sep 2025317 AMAQI
13th Sep 2025318 AMAQI
13th Sep 2025239 AMAQI
13th Sep 20252710 AMAQI
13th Sep 20253411 AMAQI
13th Sep 20254112 PMAQI
13th Sep 2025411 PMAQI
13th Sep 2025402 PMAQI
13th Sep 2025343 PMAQI
13th Sep 2025284 PMAQI
13th Sep 2025305 PMAQI
13th Sep 2025326 PMAQI
13th Sep 2025347 PMAQI
13th Sep 2025348 PMAQI
13th Sep 2025319 PMAQI
13th Sep 20253210 PMAQI
13th Sep 20252811 PMAQI
14th Sep 20252912 AMAQI
14th Sep 2025301 AMAQI
14th Sep 2025312 AMAQI
14th Sep 2025323 AMAQI
14th Sep 2025324 AMAQI
26°C24/31°C
14th Sep 2025325 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025327 AMAQI
14th Sep 2025348 AMAQI
14th Sep 2025319 AMAQI
14th Sep 20253010 AMAQI
14th Sep 20252711 AMAQI
14th Sep 20253012 PMAQI
14th Sep 2025321 PMAQI
14th Sep 2025282 PMAQI
14th Sep 2025293 PMAQI
14th Sep 2025244 PMAQI
14th Sep 2025345 PMAQI
14th Sep 2025316 PMAQI
14th Sep 2025337 PMAQI
14th Sep 2025348 PMAQI
14th Sep 2025339 PMAQI
14th Sep 20253510 PMAQI
14th Sep 20253311 PMAQI
15th Sep 20253112 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025342 AMAQI
15th Sep 2025363 AMAQI
15th Sep 2025324 AMAQI
27°C24/31°C
15th Sep 2025315 AMAQI
15th Sep 2025316 AMAQI
15th Sep 2025327 AMAQI
15th Sep 2025338 AMAQI
15th Sep 2025359 AMAQI
15th Sep 20253310 AMAQI
15th Sep 20253211 AMAQI
15th Sep 20253912 PMAQI
15th Sep 2025341 PMAQI
15th Sep 2025392 PMAQI
15th Sep 2025343 PMAQI
15th Sep 2025324 PMAQI
15th Sep 2025295 PMAQI
15th Sep 2025316 PMAQI
15th Sep 2025357 PMAQI
15th Sep 2025348 PMAQI
15th Sep 2025319 PMAQI
15th Sep 20253010 PMAQI
15th Sep 20253311 PMAQI
16th Sep 20253212 AMAQI
16th Sep 2025341 AMAQI
16th Sep 2025332 AMAQI
16th Sep 2025333 AMAQI
16th Sep 2025324 AMAQI
28°C25/33°C
16th Sep 2025325 AMAQI
16th Sep 2025346 AMAQI
16th Sep 2025337 AMAQI
16th Sep 2025338 AMAQI
16th Sep 2025369 AMAQI
16th Sep 20254210 AMAQI
16th Sep 20254411 AMAQI
16th Sep 20254012 PMAQI
16th Sep 2025401 PMAQI
16th Sep 2025462 PMAQI
16th Sep 2025523 PMAQI
16th Sep 2025514 PMAQI
16th Sep 2025525 PMAQI
16th Sep 2025526 PMAQI
16th Sep 2025487 PMAQI
16th Sep 2025458 PMAQI
16th Sep 2025399 PMAQI
16th Sep 20254010 PMAQI
16th Sep 20253711 PMAQI
17th Sep 20254012 AMAQI
17th Sep 2025361 AMAQI
17th Sep 2025332 AMAQI
17th Sep 2025333 AMAQI
17th Sep 2025344 AMAQI
27°C24/33°C
17th Sep 2025365 AMAQI
17th Sep 2025346 AMAQI
17th Sep 2025357 AMAQI
17th Sep 2025358 AMAQI
17th Sep 2025389 AMAQI
17th Sep 20253810 AMAQI
17th Sep 20253911 AMAQI
17th Sep 20254012 PMAQI
17th Sep 2025391 PMAQI
17th Sep 2025362 PMAQI
17th Sep 2025343 PMAQI
17th Sep 2025344 PMAQI
17th Sep 2025315 PMAQI
17th Sep 2025336 PMAQI
17th Sep 2025287 PMAQI
17th Sep 2025368 PMAQI
17th Sep 2025359 PMAQI
17th Sep 20253110 PMAQI
17th Sep 20253211 PMAQI
18th Sep 20253212 AMAQI
18th Sep 2025341 AMAQI
18th Sep 2025342 AMAQI
18th Sep 2025343 AMAQI
18th Sep 2025344 AMAQI
27°C25/31°C
18th Sep 2025355 AMAQI
18th Sep 2025366 AMAQI
18th Sep 2025367 AMAQI
18th Sep 2025378 AMAQI
18th Sep 2025229 AMAQI
18th Sep 20251810 AMAQI
18th Sep 20252211 AMAQI
18th Sep 20252012 PMAQI
18th Sep 2025201 PMAQI
18th Sep 2025182 PMAQI
18th Sep 2025203 PMAQI
18th Sep 2025214 PMAQI
18th Sep 2025235 PMAQI
18th Sep 2025236 PMAQI
18th Sep 2025227 PMAQI
18th Sep 2025268 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20252910 PMAQI
18th Sep 20252811 PMAQI
19th Sep 20252812 AMAQI
19th Sep 2025281 AMAQI
19th Sep 2025342 AMAQI
19th Sep 2025343 AMAQI
19th Sep 2025334 AMAQI
26°C24/30°C
19th Sep 2025315 AMAQI
19th Sep 2025316 AMAQI
19th Sep 2025327 AMAQI
19th Sep 2025328 AMAQI
19th Sep 2025219 AMAQI
19th Sep 20252010 AMAQI
19th Sep 20252311 AMAQI
19th Sep 20253112 PMAQI
19th Sep 2025341 PMAQI
19th Sep 2025312 PMAQI
19th Sep 2025363 PMAQI
19th Sep 2025424 PMAQI
19th Sep 2025395 PMAQI
19th Sep 2025366 PMAQI
19th Sep 2025327 PMAQI
19th Sep 2025338 PMAQI
19th Sep 2025359 PMAQI
19th Sep 20253810 PMAQI
19th Sep 20253811 PMAQI
20th Sep 20253612 AMAQI
20th Sep 2025351 AMAQI
20th Sep 2025302 AMAQI
20th Sep 2025303 AMAQI
20th Sep 2025304 AMAQI
26°C23/31°C
20th Sep 2025295 AMAQI
5 AM20th Sep 2025296 AMAQI
20th Sep 2025307 AMAQI
20th Sep 2025298 AMAQI
20th Sep 2025359 AMAQI
20th Sep 20254210 AMAQI
20th Sep 20254711 AMAQI
11 AM20th Sep 20255212 PMAQI
20th Sep 2025511 PMAQI
20th Sep 2025472 PMAQI
20th Sep 2025423 PMAQI
20th Sep 2025454 PMAQI
20th Sep 2025465 PMAQI
20th Sep 2025476 PMAQI
6 PM20th Sep 2025467 PMAQI
20th Sep 2025448 PMAQI
20th Sep 2025409 PMAQI
20th Sep 20253810 PMAQI
20th Sep 20253711 PMAQI
11 PM4 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 6 PM
38AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
9 AM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 6 PM (Avg. 38), while the lowest AQI was between 9 AM to 9 AM (Avg. 31).
Night time
Avg. Highest Time
7 PM - 11 PM
38AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM - 4 AM
37AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 38), while the lowest AQI was between 12 AM to 4 AM (Avg. 37).
2025 Days Vs Air Quality
Ozu, Kumamoto, Japan
2025
77%
202
23%
60
Total number of days with different AQI categories in last 263 days in 2025 (102 days remaining)
Good
202 DaysModerate
60 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 77%
Health Risk Level:
Low
In 2025, 77% of 263 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
38AQI
38AQI
2nd January 2025
46AQI
46AQI
3rd January 2025
39AQI
39AQI
4th January 2025
44AQI
44AQI
5th January 2025
37AQI
37AQI
6th January 2025
56AQI
56AQI
7th January 2025
32AQI
32AQI
8th January 2025
47AQI
47AQI
9th January 2025
31AQI
31AQI
10th January 2025
36AQI
36AQI
11th January 2025
30AQI
30AQI
12th January 2025
37AQI
37AQI
13th January 2025
43AQI
43AQI
14th January 2025
49AQI
49AQI
15th January 2025
53AQI
53AQI
16th January 2025
48AQI
48AQI
17th January 2025
57AQI
57AQI
18th January 2025
57AQI
57AQI
19th January 2025
61AQI
61AQI
20th January 2025
58AQI
58AQI
21st January 2025
82AQI
82AQI
22nd January 2025
77AQI
77AQI
23rd January 2025
77AQI
77AQI
24th January 2025
82AQI
82AQI
25th January 2025
53AQI
53AQI
26th January 2025
46AQI
46AQI
27th January 2025
43AQI
43AQI
28th January 2025
38AQI
38AQI
29th January 2025
35AQI
35AQI
30th January 2025
42AQI
42AQI
31st January 2025
50AQI
50AQI
1st February 2025
42AQI
42AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
47AQI
47AQI
4th February 2025
33AQI
33AQI
5th February 2025
43AQI
43AQI
6th February 2025
33AQI
33AQI
7th February 2025
42AQI
42AQI
8th February 2025
29AQI
29AQI
9th February 2025
34AQI
34AQI
10th February 2025
35AQI
35AQI
11th February 2025
48AQI
48AQI
12th February 2025
44AQI
44AQI
13th February 2025
38AQI
38AQI
14th February 2025
47AQI
47AQI
15th February 2025
34AQI
34AQI
16th February 2025
42AQI
42AQI
17th February 2025
44AQI
44AQI
18th February 2025
38AQI
38AQI
19th February 2025
40AQI
40AQI
20th February 2025
38AQI
38AQI
21st February 2025
39AQI
39AQI
22nd February 2025
45AQI
45AQI
23rd February 2025
44AQI
44AQI
24th February 2025
41AQI
41AQI
25th February 2025
44AQI
44AQI
26th February 2025
42AQI
42AQI
27th February 2025
74AQI
74AQI
28th February 2025
56AQI
56AQI
1st March 2025
57AQI
57AQI
2nd March 2025
45AQI
45AQI
3rd March 2025
41AQI
41AQI
4th March 2025
33AQI
33AQI
5th March 2025
29AQI
29AQI
6th March 2025
32AQI
32AQI
7th March 2025
33AQI
33AQI
8th March 2025
45AQI
45AQI
9th March 2025
46AQI
46AQI
10th March 2025
53AQI
53AQI
11th March 2025
42AQI
42AQI
12th March 2025
49AQI
49AQI
13th March 2025
57AQI
57AQI
14th March 2025
43AQI
43AQI
15th March 2025
38AQI
38AQI
16th March 2025
29AQI
29AQI
17th March 2025
52AQI
52AQI
18th March 2025
42AQI
42AQI
19th March 2025
45AQI
45AQI
20th March 2025
55AQI
55AQI
21st March 2025
57AQI
57AQI
22nd March 2025
64AQI
64AQI
23rd March 2025
63AQI
63AQI
24th March 2025
50AQI
50AQI
25th March 2025
64AQI
64AQI
26th March 2025
61AQI
61AQI
27th March 2025
56AQI
56AQI
28th March 2025
59AQI
59AQI
29th March 2025
57AQI
57AQI
30th March 2025
44AQI
44AQI
31st March 2025
49AQI
49AQI
1st April 2025
44AQI
44AQI
2nd April 2025
40AQI
40AQI
3rd April 2025
39AQI
39AQI
4th April 2025
41AQI
41AQI
5th April 2025
46AQI
46AQI
6th April 2025
49AQI
49AQI
7th April 2025
44AQI
44AQI
8th April 2025
43AQI
43AQI
9th April 2025
57AQI
57AQI
10th April 2025
44AQI
44AQI
11th April 2025
58AQI
58AQI
12th April 2025
54AQI
54AQI
13th April 2025
51AQI
51AQI
14th April 2025
57AQI
57AQI
15th April 2025
34AQI
34AQI
16th April 2025
52AQI
52AQI
17th April 2025
46AQI
46AQI
18th April 2025
51AQI
51AQI
19th April 2025
56AQI
56AQI
20th April 2025
44AQI
44AQI
21st April 2025
49AQI
49AQI
22nd April 2025
34AQI
34AQI
23rd April 2025
31AQI
31AQI
24th April 2025
36AQI
36AQI
25th April 2025
50AQI
50AQI
26th April 2025
49AQI
49AQI
27th April 2025
54AQI
54AQI
28th April 2025
46AQI
46AQI
29th April 2025
51AQI
51AQI
30th April 2025
54AQI
54AQI
1st May 2025
50AQI
50AQI
2nd May 2025
42AQI
42AQI
3rd May 2025
49AQI
49AQI
4th May 2025
41AQI
41AQI
5th May 2025
46AQI
46AQI
6th May 2025
36AQI
36AQI
7th May 2025
42AQI
42AQI
8th May 2025
50AQI
50AQI
9th May 2025
30AQI
30AQI
10th May 2025
42AQI
42AQI
11th May 2025
43AQI
43AQI
12th May 2025
54AQI
54AQI
13th May 2025
56AQI
56AQI
14th May 2025
61AQI
61AQI
15th May 2025
59AQI
59AQI
16th May 2025
62AQI
62AQI
17th May 2025
39AQI
39AQI
18th May 2025
49AQI
49AQI
19th May 2025
54AQI
54AQI
20th May 2025
45AQI
45AQI
21st May 2025
35AQI
35AQI
22nd May 2025
39AQI
39AQI
23rd May 2025
49AQI
49AQI
24th May 2025
30AQI
30AQI
25th May 2025
33AQI
33AQI
26th May 2025
39AQI
39AQI
27th May 2025
44AQI
44AQI
28th May 2025
48AQI
48AQI
29th May 2025
42AQI
42AQI
30th May 2025
42AQI
42AQI
31st May 2025
43AQI
43AQI
1st June 2025
54AQI
54AQI
2nd June 2025
47AQI
47AQI
3rd June 2025
30AQI
30AQI
4th June 2025
46AQI
46AQI
5th June 2025
47AQI
47AQI
6th June 2025
55AQI
55AQI
7th June 2025
65AQI
65AQI
8th June 2025
59AQI
59AQI
9th June 2025
32AQI
32AQI
10th June 2025
26AQI
26AQI
11th June 2025
36AQI
36AQI
12th June 2025
37AQI
37AQI
13th June 2025
42AQI
42AQI
14th June 2025
32AQI
32AQI
15th June 2025
28AQI
28AQI
16th June 2025
30AQI
30AQI
17th June 2025
29AQI
29AQI
18th June 2025
35AQI
35AQI
19th June 2025
38AQI
38AQI
20th June 2025
44AQI
44AQI
21st June 2025
37AQI
37AQI
22nd June 2025
28AQI
28AQI
23rd June 2025
26AQI
26AQI
24th June 2025
27AQI
27AQI
25th June 2025
33AQI
33AQI
26th June 2025
29AQI
29AQI
27th June 2025
32AQI
32AQI
28th June 2025
35AQI
35AQI
29th June 2025
42AQI
42AQI
30th June 2025
49AQI
49AQI
1st July 2025
62AQI
62AQI
2nd July 2025
77AQI
77AQI
3rd July 2025
85AQI
85AQI
4th July 2025
91AQI
91AQI
5th July 2025
81AQI
81AQI
6th July 2025
69AQI
69AQI
7th July 2025
64AQI
64AQI
8th July 2025
65AQI
65AQI
9th July 2025
69AQI
69AQI
10th July 2025
59AQI
59AQI
11th July 2025
51AQI
51AQI
12th July 2025
48AQI
48AQI
13th July 2025
47AQI
47AQI
14th July 2025
44AQI
44AQI
15th July 2025
46AQI
46AQI
16th July 2025
54AQI
54AQI
17th July 2025
52AQI
52AQI
18th July 2025
39AQI
39AQI
19th July 2025
33AQI
33AQI
20th July 2025
30AQI
30AQI
21st July 2025
30AQI
30AQI
22nd July 2025
35AQI
35AQI
23rd July 2025
32AQI
32AQI
24th July 2025
26AQI
26AQI
25th July 2025
24AQI
24AQI
26th July 2025
22AQI
22AQI
27th July 2025
22AQI
22AQI
28th July 2025
24AQI
24AQI
29th July 2025
26AQI
26AQI
30th July 2025
25AQI
25AQI
31st July 2025
29AQI
29AQI
1st August 2025
43AQI
43AQI
2nd August 2025
48AQI
48AQI
3rd August 2025
50AQI
50AQI
4th August 2025
48AQI
48AQI
5th August 2025
47AQI
47AQI
6th August 2025
47AQI
47AQI
7th August 2025
40AQI
40AQI
8th August 2025
39AQI
39AQI
9th August 2025
33AQI
33AQI
10th August 2025
36AQI
36AQI
11th August 2025
30AQI
30AQI
12th August 2025
35AQI
35AQI
13th August 2025
38AQI
38AQI
14th August 2025
42AQI
42AQI
15th August 2025
48AQI
48AQI
16th August 2025
44AQI
44AQI
17th August 2025
43AQI
43AQI
18th August 2025
49AQI
49AQI
19th August 2025
49AQI
49AQI
20th August 2025
39AQI
39AQI
21st August 2025
39AQI
39AQI
22nd August 2025
46AQI
46AQI
23rd August 2025
44AQI
44AQI
24th August 2025
43AQI
43AQI
25th August 2025
44AQI
44AQI
26th August 2025
38AQI
38AQI
27th August 2025
39AQI
39AQI
28th August 2025
45AQI
45AQI
29th August 2025
48AQI
48AQI
30th August 2025
50AQI
50AQI
31st August 2025
49AQI
49AQI
1st September 2025
39AQI
39AQI
2nd September 2025
43AQI
43AQI
3rd September 2025
39AQI
39AQI
4th September 2025
26AQI
26AQI
5th September 2025
26AQI
26AQI
6th September 2025
32AQI
32AQI
7th September 2025
36AQI
36AQI
8th September 2025
29AQI
29AQI
9th September 2025
28AQI
28AQI
10th September 2025
27AQI
27AQI
11th September 2025
33AQI
33AQI
12th September 2025
33AQI
33AQI
13th September 2025
31AQI
31AQI
14th September 2025
31AQI
31AQI
15th September 2025
31AQI
31AQI
16th September 2025
37AQI
37AQI
17th September 2025
28AQI
28AQI
18th September 2025
25AQI
25AQI
19th September 2025
30AQI
30AQI
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
49AQI
42AQI
48AQI
47AQI
45AQI
38AQI
47AQI
43AQI
32AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202544AQI
20
11
26
2
18
13
19
11
25
6
26
4
18
13
31
19
202
60
Highest AQI recorded in
January49AQI
Lowest AQI recorded in
September32AQI
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
January65AQI
Lowest AQI recorded in
July28AQI
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
April52AQI
Lowest AQI recorded in
August34AQI
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
August66AQI
Lowest AQI recorded in
September40AQI
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
January51AQI
Lowest AQI recorded in
August29AQI
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
December57AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
46AQILeast Polluted Year Recorded
2024(Avg.)
42AQIOzu's annual 2025 AQI (44) shows an average percentage change of -1.5% (improved AQI) compared to previous years: 2020 (46), 2021 (44), 2022 (46), 2023 (45), 2024 (42).
