Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Nirenoki, Ogoshi, 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

Nirenoki, Ogoshi, Kumamoto, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2022
108AQI
Lowest AQI recorded on
12th Aug 2021
7AQI

Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 41 of Good air quality, showing improvement over 2023 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

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

Nirenoki, Ogoshi, 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

66AQI

Avg. Lowest Time
7AM2nd Aug

36AQI

In the last 24 hours,

Nirenoki's AQI reached its highest point of 66 at 1 PM during the Night, while the lowest point, 36, was recorded at 7 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Nirenoki, Ogoshi, 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 2025757 AMAQI
4th Jul 2025758 AMAQI
4th Jul 2025849 AMAQI
4th Jul 20258410 AMAQI
4th Jul 20258411 AMAQI
4th Jul 20259012 PMAQI
4th Jul 20251021 PMAQI
4th Jul 20251052 PMAQI
4th Jul 20251163 PMAQI
4th Jul 20251094 PMAQI
4th Jul 20251135 PMAQI
4th Jul 20251246 PMAQI
4th Jul 20251297 PMAQI
4th Jul 20251088 PMAQI
4th Jul 2025889 PMAQI
4th Jul 20258710 PMAQI
4th Jul 20258411 PMAQI
5th Jul 20258412 AMAQI
5th Jul 2025831 AMAQI
5th Jul 2025782 AMAQI
5th Jul 2025793 AMAQI
5th Jul 2025804 AMAQI

28°C25/32°C

5th Jul 2025825 AMAQI
5th Jul 2025826 AMAQI
5th Jul 2025827 AMAQI
5th Jul 2025828 AMAQI
5th Jul 2025909 AMAQI
5th Jul 20258610 AMAQI
5th Jul 20257411 AMAQI
5th Jul 20257212 PMAQI
5th Jul 2025721 PMAQI
5th Jul 2025742 PMAQI
5th Jul 2025663 PMAQI
5th Jul 2025654 PMAQI
5th Jul 2025635 PMAQI
5th Jul 2025626 PMAQI
5th Jul 2025647 PMAQI
5th Jul 2025708 PMAQI
5th Jul 2025729 PMAQI
5th Jul 20257010 PMAQI
5th Jul 20256811 PMAQI
6th Jul 20256812 AMAQI
6th Jul 2025741 AMAQI
6th Jul 2025832 AMAQI
6th Jul 2025823 AMAQI
6th Jul 2025814 AMAQI

28°C25/32°C

6th Jul 2025785 AMAQI
6th Jul 2025776 AMAQI
6th Jul 2025787 AMAQI
6th Jul 2025798 AMAQI
6th Jul 2025579 AMAQI
6th Jul 20253210 AMAQI
6th Jul 20253411 AMAQI
6th Jul 20253312 PMAQI
6th Jul 2025411 PMAQI
6th Jul 2025422 PMAQI
6th Jul 2025373 PMAQI
6th Jul 2025384 PMAQI
6th Jul 2025455 PMAQI
6th Jul 2025476 PMAQI
6th Jul 2025447 PMAQI
6th Jul 2025528 PMAQI
6th Jul 2025649 PMAQI
6th Jul 20256410 PMAQI
6th Jul 20256411 PMAQI
7th Jul 20256412 AMAQI
7th Jul 2025681 AMAQI
7th Jul 2025772 AMAQI
7th Jul 2025763 AMAQI
7th Jul 2025744 AMAQI

28°C25/33°C

7th Jul 2025715 AMAQI
7th Jul 2025716 AMAQI
7th Jul 2025727 AMAQI
7th Jul 2025728 AMAQI
7th Jul 2025419 AMAQI
7th Jul 20253510 AMAQI
7th Jul 20253811 AMAQI
7th Jul 20253812 PMAQI
7th Jul 2025461 PMAQI
7th Jul 2025522 PMAQI
7th Jul 2025513 PMAQI
7th Jul 2025534 PMAQI
7th Jul 2025535 PMAQI
7th Jul 2025536 PMAQI
7th Jul 2025547 PMAQI
7th Jul 2025558 PMAQI
7th Jul 2025599 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20255911 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025641 AMAQI
8th Jul 2025682 AMAQI
8th Jul 2025693 AMAQI
8th Jul 2025684 AMAQI

28°C24/34°C

8th Jul 2025665 AMAQI
8th Jul 2025656 AMAQI
8th Jul 2025667 AMAQI
8th Jul 2025658 AMAQI
8th Jul 2025439 AMAQI
8th Jul 20254210 AMAQI
8th Jul 20255011 AMAQI
8th Jul 20255512 PMAQI
8th Jul 2025611 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025603 PMAQI
8th Jul 2025634 PMAQI
8th Jul 2025675 PMAQI
8th Jul 2025716 PMAQI
8th Jul 2025657 PMAQI
8th Jul 2025648 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256210 PMAQI
8th Jul 20256211 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025641 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025653 AMAQI
9th Jul 2025644 AMAQI

30°C25/35°C

9th Jul 2025635 AMAQI
9th Jul 2025646 AMAQI
9th Jul 2025637 AMAQI
9th Jul 2025648 AMAQI
9th Jul 2025659 AMAQI
9th Jul 20256810 AMAQI
9th Jul 20257111 AMAQI
9th Jul 20257612 PMAQI
9th Jul 2025831 PMAQI
9th Jul 2025822 PMAQI
9th Jul 2025813 PMAQI
9th Jul 2025784 PMAQI
9th Jul 2025805 PMAQI
9th Jul 2025776 PMAQI
9th Jul 2025777 PMAQI
9th Jul 2025738 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256610 PMAQI
9th Jul 20256611 PMAQI
10th Jul 20256612 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025642 AMAQI
10th Jul 2025643 AMAQI
10th Jul 2025644 AMAQI

29°C25/35°C

10th Jul 2025665 AMAQI
10th Jul 2025666 AMAQI
10th Jul 2025667 AMAQI
10th Jul 2025668 AMAQI
10th Jul 2025379 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20255111 AMAQI
10th Jul 20255212 PMAQI
10th Jul 2025531 PMAQI
10th Jul 2025522 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025464 PMAQI
10th Jul 2025415 PMAQI
10th Jul 2025386 PMAQI
10th Jul 2025337 PMAQI
10th Jul 2025448 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255512 AMAQI
11th Jul 2025591 AMAQI
11th Jul 2025642 AMAQI
11th Jul 2025643 AMAQI
11th Jul 2025634 AMAQI

29°C25/35°C

11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025628 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251611 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025241 PMAQI
11th Jul 2025272 PMAQI
11th Jul 2025283 PMAQI
11th Jul 2025294 PMAQI
11th Jul 2025275 PMAQI
11th Jul 2025266 PMAQI
11th Jul 2025257 PMAQI
11th Jul 2025348 PMAQI
11th Jul 2025519 PMAQI
11th Jul 20255010 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20255212 AMAQI
12th Jul 2025531 AMAQI
12th Jul 2025622 AMAQI
12th Jul 2025613 AMAQI
12th Jul 2025594 AMAQI

29°C26/34°C

12th Jul 2025565 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20251710 AMAQI
12th Jul 20251911 AMAQI
12th Jul 20252012 PMAQI
12th Jul 2025261 PMAQI
12th Jul 2025302 PMAQI
12th Jul 2025263 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025275 PMAQI
12th Jul 2025316 PMAQI
12th Jul 2025267 PMAQI
12th Jul 2025338 PMAQI
12th Jul 2025439 PMAQI
12th Jul 20254410 PMAQI
12th Jul 20254611 PMAQI
13th Jul 20254512 AMAQI
13th Jul 2025481 AMAQI
13th Jul 2025572 AMAQI
13th Jul 2025573 AMAQI
13th Jul 2025564 AMAQI

30°C25/35°C

13th Jul 2025545 AMAQI
13th Jul 2025546 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025379 AMAQI
13th Jul 20251910 AMAQI
13th Jul 20252011 AMAQI
13th Jul 20252112 PMAQI
13th Jul 2025351 PMAQI
13th Jul 2025252 PMAQI
13th Jul 2025243 PMAQI
13th Jul 2025244 PMAQI
13th Jul 2025325 PMAQI
13th Jul 2025356 PMAQI
13th Jul 2025317 PMAQI
13th Jul 2025348 PMAQI
13th Jul 2025449 PMAQI
13th Jul 20254410 PMAQI
13th Jul 20254611 PMAQI
14th Jul 20254512 AMAQI
14th Jul 2025501 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025544 AMAQI

28°C25/34°C

14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025299 AMAQI
14th Jul 20252010 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025223 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025318 PMAQI
14th Jul 2025469 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254712 AMAQI
15th Jul 2025511 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
15th Jul 2025514 AMAQI

25°C23/28°C

15th Jul 2025505 AMAQI
15th Jul 2025496 AMAQI
15th Jul 2025507 AMAQI
15th Jul 2025508 AMAQI
15th Jul 2025479 AMAQI
15th Jul 20254210 AMAQI
15th Jul 20254111 AMAQI
15th Jul 20254012 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025415 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025438 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20254710 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025512 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025524 AMAQI

25°C22/30°C

16th Jul 2025485 AMAQI
16th Jul 2025506 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20253510 AMAQI
16th Jul 20255011 AMAQI
16th Jul 20255512 PMAQI
16th Jul 2025591 PMAQI
16th Jul 2025672 PMAQI
16th Jul 2025813 PMAQI
16th Jul 2025904 PMAQI
16th Jul 2025855 PMAQI
16th Jul 2025846 PMAQI
16th Jul 2025837 PMAQI
16th Jul 2025788 PMAQI
16th Jul 2025599 PMAQI
16th Jul 20255110 PMAQI
16th Jul 20255011 PMAQI
17th Jul 20255012 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025503 AMAQI
17th Jul 2025514 AMAQI

26°C22/31°C

17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025519 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20255011 AMAQI
17th Jul 20255312 PMAQI
17th Jul 2025591 PMAQI
17th Jul 2025642 PMAQI
17th Jul 2025663 PMAQI
17th Jul 2025684 PMAQI
17th Jul 2025675 PMAQI
17th Jul 2025596 PMAQI
17th Jul 2025487 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254410 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025513 AMAQI
18th Jul 2025524 AMAQI

28°C24/33°C

18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20251812 PMAQI
18th Jul 2025211 PMAQI
18th Jul 2025192 PMAQI
18th Jul 2025183 PMAQI
18th Jul 2025184 PMAQI
18th Jul 2025175 PMAQI
18th Jul 2025176 PMAQI
18th Jul 2025197 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253612 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025512 AMAQI
19th Jul 2025513 AMAQI
19th Jul 2025484 AMAQI

25°C24/26°C

19th Jul 2025465 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025458 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20251610 AMAQI
19th Jul 20251611 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025176 PMAQI
19th Jul 2025237 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025401 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025453 AMAQI
20th Jul 2025444 AMAQI

27°C22/32°C

20th Jul 2025415 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20251812 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025182 PMAQI
20th Jul 2025173 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025175 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025258 PMAQI
20th Jul 2025289 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20253011 PMAQI
21st Jul 20252912 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025404 AMAQI

28°C23/33°C

21st Jul 2025375 AMAQI
21st Jul 2025376 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025209 AMAQI
21st Jul 20251610 AMAQI
21st Jul 20251611 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025212 PMAQI
21st Jul 2025213 PMAQI
21st Jul 2025204 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253312 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025373 AMAQI
22nd Jul 2025354 AMAQI

29°C24/33°C

22nd Jul 2025345 AMAQI
22nd Jul 2025336 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20252210 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20253912 PMAQI
22nd Jul 2025421 PMAQI
22nd Jul 2025432 PMAQI
22nd Jul 2025473 PMAQI
22nd Jul 2025414 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025516 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025558 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20253111 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025311 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025363 AMAQI
23rd Jul 2025354 AMAQI

29°C24/34°C

23rd Jul 2025355 AMAQI
23rd Jul 2025356 AMAQI
23rd Jul 2025357 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025331 PMAQI
23rd Jul 2025332 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025354 PMAQI
23rd Jul 2025495 PMAQI
23rd Jul 2025636 PMAQI
23rd Jul 2025607 PMAQI
23rd Jul 2025568 PMAQI
23rd Jul 2025499 PMAQI
23rd Jul 20253310 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025301 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025343 AMAQI
24th Jul 2025344 AMAQI

29°C24/36°C

24th Jul 2025345 AMAQI
24th Jul 2025346 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025229 AMAQI
24th Jul 20251710 AMAQI
24th Jul 20251611 AMAQI
24th Jul 20251612 PMAQI
24th Jul 2025201 PMAQI
24th Jul 2025212 PMAQI
24th Jul 2025173 PMAQI
24th Jul 2025174 PMAQI
24th Jul 2025185 PMAQI
24th Jul 2025226 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025228 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252710 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252412 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025332 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025324 AMAQI

29°C24/36°C

25th Jul 2025305 AMAQI
25th Jul 2025306 AMAQI
25th Jul 2025317 AMAQI
25th Jul 2025318 AMAQI
25th Jul 2025209 AMAQI
25th Jul 20251610 AMAQI
25th Jul 20251511 AMAQI
25th Jul 20251812 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025173 PMAQI
25th Jul 2025164 PMAQI
25th Jul 2025185 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025177 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025249 PMAQI
25th Jul 20252310 PMAQI
25th Jul 20252211 PMAQI
26th Jul 20252012 AMAQI
26th Jul 2025231 AMAQI
26th Jul 2025302 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025304 AMAQI

29°C25/35°C

26th Jul 2025285 AMAQI
26th Jul 2025286 AMAQI
26th Jul 2025287 AMAQI
26th Jul 2025288 AMAQI
26th Jul 2025169 AMAQI
26th Jul 20251310 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251512 PMAQI
26th Jul 2025161 PMAQI
26th Jul 2025162 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025174 PMAQI
26th Jul 2025175 PMAQI
26th Jul 2025156 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025229 PMAQI
26th Jul 20252210 PMAQI
26th Jul 20252111 PMAQI
27th Jul 20252012 AMAQI
27th Jul 2025221 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025274 AMAQI

29°C25/34°C

27th Jul 2025265 AMAQI
27th Jul 2025266 AMAQI
27th Jul 2025267 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025209 AMAQI
27th Jul 20251410 AMAQI
27th Jul 20251411 AMAQI
27th Jul 20251412 PMAQI
27th Jul 2025141 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025163 PMAQI
27th Jul 2025174 PMAQI
27th Jul 2025155 PMAQI
27th Jul 2025166 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025249 PMAQI
27th Jul 20252310 PMAQI
27th Jul 20252311 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025272 AMAQI
28th Jul 2025273 AMAQI
28th Jul 2025264 AMAQI

29°C26/34°C

28th Jul 2025245 AMAQI
28th Jul 2025246 AMAQI
28th Jul 2025247 AMAQI
28th Jul 2025248 AMAQI
28th Jul 2025169 AMAQI
28th Jul 20251410 AMAQI
28th Jul 20251511 AMAQI
28th Jul 20251712 PMAQI
28th Jul 2025181 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025203 PMAQI
28th Jul 2025184 PMAQI
28th Jul 2025195 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252310 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025191 AMAQI
29th Jul 2025252 AMAQI
29th Jul 2025253 AMAQI
29th Jul 2025244 AMAQI

29°C24/36°C

29th Jul 2025235 AMAQI
29th Jul 2025236 AMAQI
29th Jul 2025237 AMAQI
29th Jul 2025238 AMAQI
29th Jul 2025189 AMAQI
29th Jul 20251910 AMAQI
29th Jul 20251811 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025211 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025283 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025346 PMAQI
29th Jul 2025277 PMAQI
29th Jul 2025258 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252510 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025241 AMAQI
30th Jul 2025242 AMAQI
30th Jul 2025233 AMAQI
30th Jul 2025234 AMAQI

30°C24/37°C

30th Jul 2025235 AMAQI
30th Jul 2025246 AMAQI
30th Jul 2025237 AMAQI
30th Jul 2025238 AMAQI
30th Jul 2025199 AMAQI
30th Jul 20252110 AMAQI
30th Jul 20252511 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025232 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025284 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025247 PMAQI
30th Jul 2025228 PMAQI
30th Jul 2025229 PMAQI
30th Jul 20252110 PMAQI
30th Jul 20252211 PMAQI
31st Jul 20252112 AMAQI
31st Jul 2025211 AMAQI
31st Jul 2025222 AMAQI
31st Jul 2025233 AMAQI
31st Jul 2025234 AMAQI

29°C24/36°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 20252211 AMAQI
31st Jul 20252212 PMAQI
31st Jul 2025201 PMAQI
31st Jul 2025182 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025244 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025307 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025409 PMAQI
31st Jul 20254210 PMAQI
31st Jul 20254011 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025332 AMAQI
1st Aug 2025283 AMAQI
1st Aug 2025284 AMAQI

30°C23/37°C

1st Aug 2025285 AMAQI
1st Aug 2025286 AMAQI
1st Aug 2025307 AMAQI
1st Aug 2025308 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255210 AMAQI
1st Aug 20255011 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025581 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025584 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254310 PMAQI
1st Aug 20254311 PMAQI
2nd Aug 20253812 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025322 AMAQI
2nd Aug 2025283 AMAQI
2nd Aug 2025344 AMAQI

30°C25/36°C

2nd Aug 2025385 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025378 AMAQI
2nd Aug 2025619 AMAQI
2nd Aug 20255710 AMAQI
2nd Aug 20256211 AMAQI
2nd Aug 20256412 PMAQI
2nd Aug 2025661 PMAQI
2nd Aug 2025612 PMAQI
2nd Aug 2025603 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025615 PMAQI
2nd Aug 2025616 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025539 PMAQI
2nd Aug 20255210 PMAQI
2nd Aug 20255211 PMAQI
3rd Aug 20254912 AMAQI
3rd Aug 2025391 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
3rd Aug 2025394 AMAQI

--°C/°C

5 AM
12 PM
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 - 11 AM

33AQI

2 hours / Day
60 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 11 AM (Avg. 33).
Night time
Avg. Highest Time
2 AM - 4 AM

48AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM

42AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 4 AM (Avg. 48), while the lowest AQI was between 8 PM to 8 PM (Avg. 42).

2025 Days Vs Air Quality

Nirenoki, Ogoshi, Kumamoto, Japan

2025

73%

155

27%

58

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

Good
155 Days
Moderate
58 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 73%

Health Risk Level:

Low

In 2025, 73% 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

Nirenoki, Ogoshi, 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
47AQI
3rd January 2025
39AQI
4th January 2025
43AQI
5th January 2025
41AQI
6th January 2025
56AQI
7th January 2025
33AQI
8th January 2025
47AQI
9th January 2025
30AQI
10th January 2025
35AQI
11th January 2025
30AQI
12th January 2025
36AQI
13th January 2025
43AQI
14th January 2025
49AQI
15th January 2025
51AQI
16th January 2025
47AQI
17th January 2025
55AQI
18th January 2025
54AQI
19th January 2025
61AQI
20th January 2025
57AQI
21st January 2025
78AQI
22nd January 2025
80AQI
23rd January 2025
80AQI
24th January 2025
79AQI
25th January 2025
53AQI
26th January 2025
46AQI
27th January 2025
44AQI
28th January 2025
38AQI
29th January 2025
35AQI
30th January 2025
41AQI
31st January 2025
49AQI
1st February 2025
43AQI
2nd February 2025
36AQI
3rd February 2025
48AQI
4th February 2025
33AQI
5th February 2025
41AQI
6th February 2025
32AQI
7th February 2025
41AQI
8th February 2025
30AQI
9th February 2025
34AQI
10th February 2025
33AQI
11th February 2025
46AQI
12th February 2025
49AQI
13th February 2025
37AQI
14th February 2025
47AQI
15th February 2025
39AQI
16th February 2025
40AQI
17th February 2025
44AQI
18th February 2025
37AQI
19th February 2025
39AQI
20th February 2025
38AQI
21st February 2025
36AQI
22nd February 2025
42AQI
23rd February 2025
42AQI
24th February 2025
39AQI
25th February 2025
42AQI
26th February 2025
41AQI
27th February 2025
72AQI
28th February 2025
58AQI
1st March 2025
57AQI
2nd March 2025
48AQI
3rd March 2025
42AQI
4th March 2025
32AQI
5th March 2025
29AQI
6th March 2025
32AQI
7th March 2025
33AQI
8th March 2025
44AQI
9th March 2025
47AQI
10th March 2025
52AQI
11th March 2025
43AQI
12th March 2025
49AQI
13th March 2025
55AQI
14th March 2025
40AQI
15th March 2025
36AQI
16th March 2025
29AQI
17th March 2025
51AQI
18th March 2025
44AQI
19th March 2025
41AQI
20th March 2025
53AQI
21st March 2025
54AQI
22nd March 2025
63AQI
23rd March 2025
61AQI
24th March 2025
48AQI
25th March 2025
60AQI
26th March 2025
58AQI
27th March 2025
55AQI
28th March 2025
57AQI
29th March 2025
56AQI
30th March 2025
46AQI
31st March 2025
49AQI
1st April 2025
47AQI
2nd April 2025
39AQI
3rd April 2025
39AQI
4th April 2025
39AQI
5th April 2025
47AQI
6th April 2025
46AQI
7th April 2025
45AQI
8th April 2025
42AQI
9th April 2025
54AQI
10th April 2025
44AQI
11th April 2025
56AQI
12th April 2025
53AQI
13th April 2025
50AQI
14th April 2025
57AQI
15th April 2025
33AQI
16th April 2025
51AQI
17th April 2025
44AQI
18th April 2025
50AQI
19th April 2025
55AQI
20th April 2025
44AQI
21st April 2025
49AQI
22nd April 2025
35AQI
23rd April 2025
29AQI
24th April 2025
38AQI
25th April 2025
50AQI
26th April 2025
49AQI
27th April 2025
53AQI
28th April 2025
45AQI
29th April 2025
50AQI
30th April 2025
54AQI
1st May 2025
50AQI
2nd May 2025
41AQI
3rd May 2025
44AQI
4th May 2025
40AQI
5th May 2025
45AQI
6th May 2025
36AQI
7th May 2025
41AQI
8th May 2025
53AQI
9th May 2025
31AQI
10th May 2025
42AQI
11th May 2025
45AQI
12th May 2025
53AQI
13th May 2025
56AQI
14th May 2025
60AQI
15th May 2025
57AQI
16th May 2025
66AQI
17th May 2025
41AQI
18th May 2025
49AQI
19th May 2025
54AQI
20th May 2025
40AQI
21st May 2025
35AQI
22nd May 2025
36AQI
23rd May 2025
48AQI
24th May 2025
36AQI
25th May 2025
38AQI
26th May 2025
41AQI
27th May 2025
46AQI
28th May 2025
51AQI
29th May 2025
44AQI
30th May 2025
44AQI
31st May 2025
43AQI
1st June 2025
54AQI
2nd June 2025
50AQI
3rd June 2025
30AQI
4th June 2025
44AQI
5th June 2025
46AQI
6th June 2025
50AQI
7th June 2025
61AQI
8th June 2025
65AQI
9th June 2025
34AQI
10th June 2025
29AQI
11th June 2025
40AQI
12th June 2025
38AQI
13th June 2025
44AQI
14th June 2025
28AQI
15th June 2025
28AQI
16th June 2025
30AQI
17th June 2025
28AQI
18th June 2025
34AQI
19th June 2025
37AQI
20th June 2025
36AQI
21st June 2025
30AQI
22nd June 2025
22AQI
23rd June 2025
19AQI
24th June 2025
24AQI
25th June 2025
27AQI
26th June 2025
25AQI
27th June 2025
28AQI
28th June 2025
31AQI
29th June 2025
42AQI
30th June 2025
54AQI
1st July 2025
72AQI
2nd July 2025
99AQI
3rd July 2025
89AQI
4th July 2025
92AQI
5th July 2025
75AQI
6th July 2025
59AQI
7th July 2025
59AQI
8th July 2025
63AQI
9th July 2025
70AQI
10th July 2025
54AQI
11th July 2025
43AQI
12th July 2025
41AQI
13th July 2025
41AQI
14th July 2025
37AQI
15th July 2025
46AQI
16th July 2025
59AQI
17th July 2025
52AQI
18th July 2025
34AQI
19th July 2025
32AQI
20th July 2025
30AQI
21st July 2025
30AQI
22nd July 2025
38AQI
23rd July 2025
38AQI
24th July 2025
26AQI
25th July 2025
24AQI
26th July 2025
21AQI
27th July 2025
21AQI
28th July 2025
21AQI
29th July 2025
24AQI
30th July 2025
23AQI
31st July 2025
26AQI
1st August 2025
41AQI

49AQI

41AQI

47AQI

46AQI

45AQI

37AQI

46AQI

41AQI

No. of days

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

202545AQI

20
11
26
2
18
13
22
8
23
8
26
4
19
12
1
155
58

Highest AQI recorded in

January

49AQI

Lowest AQI recorded in

June

37AQI

202442AQI

16
2
4
5
3
20
11
23
7
31
20
11
21
9
27
4
19
11
29
2
195
80

Highest AQI recorded in

March

70AQI

Lowest AQI recorded in

July

24AQI

202348AQI

25
6
22
6
25
6
9
21
17
14
16
14
18
13
1
30
21
9
18
12
13
16
15
15
200
162

Highest AQI recorded in

August

58AQI

Lowest AQI recorded in

January

39AQI

202252AQI

18
13
15
6
19
12
12
5
18
13
24
6
16
5
1
22
2
4
21
7
3
24
6
21
10
210
85
1
7

Highest AQI recorded in

August

108AQI

Lowest AQI recorded in

July

39AQI

202139AQI

19
12
22
6
22
7
19
2
24
7
21
9
28
3
31
27
3
19
12
17
13
21
10
270
84

Highest AQI recorded in

October

47AQI

Lowest AQI recorded in

August

24AQI

202043AQI

8
5
9
12
10
8
20
10
30
1
18
11
2
17
2
23
8
20
10
18
13
173
80
2

Highest AQI recorded in

December

51AQI

Lowest AQI recorded in

July

26AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
52AQI
Least Polluted Year Recorded
2021(Avg.)
39AQI

Nirenoki's annual 2025 AQI (45) shows an average percentage change of 0.8% (worsened AQI) compared to previous years: 2020 (43), 2021 (39), 2022 (52), 2023 (48), 2024 (42).