Koga Kamimachi, Honmachi, 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
Koga Kamimachi, Honmachi, Kumamoto, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Aug 2023
69AQILowest AQI recorded on
15th Aug 2021
18AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 41 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Koga Kamimachi, Honmachi, Kumamoto, Japan
AQI
Day
Night
.
5 AM6th Aug 2025
7 PM
4 AM7th Aug 2025
Day time
Avg. Highest Time
7PM6th Aug
54AQI
Avg. Lowest Time
10AM6th Aug
30AQI
Night time
Avg. Highest Time
8PM6th Aug
52AQI
Avg. Lowest Time
4AM7th Aug
44AQI
In the last 24 hours,
Koga Kamimachi's AQI reached its highest point of 54 at 7 PM during the Day, while the lowest point, 30, was recorded at 10 AM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Koga Kamimachi, Honmachi, Kumamoto, Japan
JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
8th Jul 2025645 AMAQI
8th Jul 2025646 AMAQI
8th Jul 2025647 AMAQI
8th Jul 2025648 AMAQI
8th Jul 2025519 AMAQI
8th Jul 20255410 AMAQI
8th Jul 20255111 AMAQI
8th Jul 20255812 PMAQI
8th Jul 2025651 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025613 PMAQI
8th Jul 2025644 PMAQI
8th Jul 2025685 PMAQI
8th Jul 2025686 PMAQI
8th Jul 2025637 PMAQI
8th Jul 2025628 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256410 PMAQI
8th Jul 20256311 PMAQI
9th Jul 20256312 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025643 AMAQI
9th Jul 2025634 AMAQI
28°C25/31°C
9th Jul 2025625 AMAQI
9th Jul 2025626 AMAQI
9th Jul 2025627 AMAQI
9th Jul 2025628 AMAQI
9th Jul 2025669 AMAQI
9th Jul 20257110 AMAQI
9th Jul 20257411 AMAQI
9th Jul 20257412 PMAQI
9th Jul 2025721 PMAQI
9th Jul 2025702 PMAQI
9th Jul 2025713 PMAQI
9th Jul 2025734 PMAQI
9th Jul 2025745 PMAQI
9th Jul 2025666 PMAQI
9th Jul 2025687 PMAQI
9th Jul 2025668 PMAQI
9th Jul 2025649 PMAQI
9th Jul 20256410 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256412 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025632 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025644 AMAQI
28°C24/32°C
10th Jul 2025645 AMAQI
10th Jul 2025646 AMAQI
10th Jul 2025647 AMAQI
10th Jul 2025648 AMAQI
10th Jul 2025629 AMAQI
10th Jul 20256110 AMAQI
10th Jul 20256211 AMAQI
10th Jul 20256012 PMAQI
10th Jul 2025601 PMAQI
10th Jul 2025572 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025574 PMAQI
10th Jul 2025535 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025467 PMAQI
10th Jul 2025488 PMAQI
10th Jul 2025599 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255811 PMAQI
11th Jul 20255812 AMAQI
11th Jul 2025601 AMAQI
11th Jul 2025612 AMAQI
11th Jul 2025633 AMAQI
11th Jul 2025624 AMAQI
27°C25/30°C
11th Jul 2025625 AMAQI
11th Jul 2025626 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025628 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025341 PMAQI
11th Jul 2025362 PMAQI
11th Jul 2025393 PMAQI
11th Jul 2025414 PMAQI
11th Jul 2025345 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025357 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255512 AMAQI
12th Jul 2025561 AMAQI
12th Jul 2025592 AMAQI
12th Jul 2025593 AMAQI
12th Jul 2025594 AMAQI
28°C26/30°C
12th Jul 2025565 AMAQI
12th Jul 2025576 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20251810 AMAQI
12th Jul 20252011 AMAQI
12th Jul 20252312 PMAQI
12th Jul 2025361 PMAQI
12th Jul 2025342 PMAQI
12th Jul 2025373 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025386 PMAQI
12th Jul 2025367 PMAQI
12th Jul 2025358 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025531 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025554 AMAQI
28°C26/32°C
13th Jul 2025545 AMAQI
13th Jul 2025546 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025389 AMAQI
13th Jul 20252110 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025361 PMAQI
13th Jul 2025372 PMAQI
13th Jul 2025293 PMAQI
13th Jul 2025364 PMAQI
13th Jul 2025395 PMAQI
13th Jul 2025326 PMAQI
13th Jul 2025317 PMAQI
13th Jul 2025318 PMAQI
13th Jul 2025469 PMAQI
13th Jul 20254610 PMAQI
13th Jul 20254711 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025511 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
14th Jul 2025524 AMAQI
28°C25/31°C
14th Jul 2025505 AMAQI
14th Jul 2025506 AMAQI
14th Jul 2025517 AMAQI
14th Jul 2025518 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20252810 AMAQI
14th Jul 20252311 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025271 PMAQI
14th Jul 2025282 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025304 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025336 PMAQI
14th Jul 2025347 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025469 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254811 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025501 AMAQI
15th Jul 2025512 AMAQI
15th Jul 2025513 AMAQI
15th Jul 2025514 AMAQI
25°C23/26°C
15th Jul 2025485 AMAQI
15th Jul 2025486 AMAQI
15th Jul 2025507 AMAQI
15th Jul 2025488 AMAQI
15th Jul 2025509 AMAQI
15th Jul 20255010 AMAQI
15th Jul 20254411 AMAQI
15th Jul 20253812 PMAQI
15th Jul 2025421 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025413 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025405 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025447 PMAQI
15th Jul 2025468 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20255010 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20255012 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025492 AMAQI
16th Jul 2025493 AMAQI
16th Jul 2025504 AMAQI
25°C23/29°C
16th Jul 2025485 AMAQI
16th Jul 2025496 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025539 AMAQI
16th Jul 20255510 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20255312 PMAQI
16th Jul 2025591 PMAQI
16th Jul 2025672 PMAQI
16th Jul 2025723 PMAQI
16th Jul 2025694 PMAQI
16th Jul 2025705 PMAQI
16th Jul 2025736 PMAQI
16th Jul 2025717 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255110 PMAQI
16th Jul 20255011 PMAQI
17th Jul 20255012 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025492 AMAQI
17th Jul 2025493 AMAQI
17th Jul 2025504 AMAQI
26°C22/30°C
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025539 AMAQI
17th Jul 20256010 AMAQI
17th Jul 20256011 AMAQI
17th Jul 20255612 PMAQI
17th Jul 2025561 PMAQI
17th Jul 2025602 PMAQI
17th Jul 2025683 PMAQI
17th Jul 2025664 PMAQI
17th Jul 2025645 PMAQI
17th Jul 2025596 PMAQI
17th Jul 2025497 PMAQI
17th Jul 2025418 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254710 PMAQI
17th Jul 20254611 PMAQI
18th Jul 20254612 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025512 AMAQI
18th Jul 2025503 AMAQI
18th Jul 2025524 AMAQI
27°C24/32°C
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20251710 AMAQI
18th Jul 20251511 AMAQI
18th Jul 20251712 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025254 PMAQI
18th Jul 2025305 PMAQI
18th Jul 2025306 PMAQI
18th Jul 2025307 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254212 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025493 AMAQI
19th Jul 2025474 AMAQI
25°C24/26°C
19th Jul 2025455 AMAQI
19th Jul 2025456 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025379 AMAQI
19th Jul 20252510 AMAQI
19th Jul 20252311 AMAQI
19th Jul 20252812 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025254 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025398 PMAQI
19th Jul 2025419 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20253912 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025452 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025444 AMAQI
27°C23/32°C
20th Jul 2025425 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025339 AMAQI
20th Jul 20253410 AMAQI
20th Jul 20253611 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025381 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025313 PMAQI
20th Jul 2025284 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025276 PMAQI
20th Jul 2025307 PMAQI
20th Jul 2025308 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253610 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025413 AMAQI
21st Jul 2025404 AMAQI
28°C24/33°C
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20251710 AMAQI
21st Jul 20251811 AMAQI
21st Jul 20252212 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025244 PMAQI
21st Jul 2025255 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025379 PMAQI
21st Jul 20253610 PMAQI
21st Jul 20253711 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025351 AMAQI
22nd Jul 2025362 AMAQI
22nd Jul 2025373 AMAQI
22nd Jul 2025354 AMAQI
28°C25/32°C
22nd Jul 2025345 AMAQI
22nd Jul 2025346 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20252310 AMAQI
22nd Jul 20252011 AMAQI
22nd Jul 20252812 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025402 PMAQI
22nd Jul 2025413 PMAQI
22nd Jul 2025494 PMAQI
22nd Jul 2025525 PMAQI
22nd Jul 2025466 PMAQI
22nd Jul 2025487 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253512 AMAQI
23rd Jul 2025361 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025353 AMAQI
23rd Jul 2025354 AMAQI
28°C25/33°C
23rd Jul 2025345 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025319 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20255211 AMAQI
23rd Jul 20255612 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025532 PMAQI
23rd Jul 2025523 PMAQI
23rd Jul 2025534 PMAQI
23rd Jul 2025545 PMAQI
23rd Jul 2025506 PMAQI
23rd Jul 2025497 PMAQI
23rd Jul 2025448 PMAQI
23rd Jul 2025379 PMAQI
23rd Jul 20253610 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025331 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025343 AMAQI
24th Jul 2025364 AMAQI
28°C25/33°C
24th Jul 2025365 AMAQI
24th Jul 2025366 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025368 AMAQI
24th Jul 2025339 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20252811 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025361 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025263 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025286 PMAQI
24th Jul 2025277 PMAQI
24th Jul 2025278 PMAQI
24th Jul 2025319 PMAQI
24th Jul 20253010 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252912 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025353 AMAQI
25th Jul 2025344 AMAQI
29°C25/33°C
25th Jul 2025335 AMAQI
25th Jul 2025346 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025239 AMAQI
25th Jul 20251510 AMAQI
25th Jul 20251611 AMAQI
25th Jul 20252012 PMAQI
25th Jul 2025221 PMAQI
25th Jul 2025222 PMAQI
25th Jul 2025223 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025195 PMAQI
25th Jul 2025186 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025279 PMAQI
25th Jul 20252510 PMAQI
25th Jul 20252511 PMAQI
26th Jul 20252612 AMAQI
26th Jul 2025271 AMAQI
26th Jul 2025292 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025294 AMAQI
29°C25/34°C
26th Jul 2025285 AMAQI
26th Jul 2025286 AMAQI
26th Jul 2025287 AMAQI
26th Jul 2025288 AMAQI
26th Jul 2025239 AMAQI
26th Jul 20251810 AMAQI
26th Jul 20252511 AMAQI
26th Jul 20252812 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025202 PMAQI
26th Jul 2025183 PMAQI
26th Jul 2025174 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025176 PMAQI
26th Jul 2025187 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025259 PMAQI
26th Jul 20252410 PMAQI
26th Jul 20252511 PMAQI
27th Jul 20252512 AMAQI
27th Jul 2025261 AMAQI
27th Jul 2025272 AMAQI
27th Jul 2025283 AMAQI
27th Jul 2025284 AMAQI
28°C26/33°C
27th Jul 2025275 AMAQI
27th Jul 2025276 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025278 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251612 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025182 PMAQI
27th Jul 2025203 PMAQI
27th Jul 2025234 PMAQI
27th Jul 2025285 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252512 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025273 AMAQI
28th Jul 2025274 AMAQI
29°C26/33°C
28th Jul 2025265 AMAQI
28th Jul 2025266 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025268 AMAQI
28th Jul 2025219 AMAQI
28th Jul 20251910 AMAQI
28th Jul 20252111 AMAQI
28th Jul 20252412 PMAQI
28th Jul 2025221 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252312 AMAQI
29th Jul 2025221 AMAQI
29th Jul 2025252 AMAQI
29th Jul 2025263 AMAQI
29th Jul 2025254 AMAQI
29°C25/34°C
29th Jul 2025255 AMAQI
29th Jul 2025266 AMAQI
29th Jul 2025257 AMAQI
29th Jul 2025258 AMAQI
29th Jul 2025199 AMAQI
29th Jul 20252010 AMAQI
29th Jul 20252211 AMAQI
29th Jul 20252112 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025203 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025246 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252510 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025241 AMAQI
30th Jul 2025242 AMAQI
30th Jul 2025243 AMAQI
30th Jul 2025244 AMAQI
29°C25/33°C
30th Jul 2025235 AMAQI
30th Jul 2025236 AMAQI
30th Jul 2025237 AMAQI
30th Jul 2025238 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20252210 AMAQI
30th Jul 20252911 AMAQI
30th Jul 20254612 PMAQI
30th Jul 2025431 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025284 PMAQI
30th Jul 2025285 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025338 PMAQI
30th Jul 2025289 PMAQI
30th Jul 20252810 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025252 AMAQI
31st Jul 2025243 AMAQI
31st Jul 2025244 AMAQI
28°C24/34°C
31st Jul 2025245 AMAQI
31st Jul 2025246 AMAQI
31st Jul 2025247 AMAQI
31st Jul 2025248 AMAQI
31st Jul 2025249 AMAQI
31st Jul 20252410 AMAQI
31st Jul 20253411 AMAQI
31st Jul 20253312 PMAQI
31st Jul 2025331 PMAQI
31st Jul 2025332 PMAQI
31st Jul 2025293 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025429 PMAQI
31st Jul 20254410 PMAQI
31st Jul 20254111 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025332 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025284 AMAQI
29°C24/34°C
1st Aug 2025305 AMAQI
1st Aug 2025316 AMAQI
1st Aug 2025337 AMAQI
1st Aug 2025328 AMAQI
1st Aug 2025539 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20256611 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025603 PMAQI
1st Aug 2025604 PMAQI
1st Aug 2025585 PMAQI
1st Aug 2025596 PMAQI
1st Aug 2025587 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025399 PMAQI
1st Aug 20253810 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20253612 AMAQI
2nd Aug 2025331 AMAQI
2nd Aug 2025332 AMAQI
2nd Aug 2025323 AMAQI
2nd Aug 2025344 AMAQI
29°C26/33°C
2nd Aug 2025385 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025489 AMAQI
2nd Aug 20255210 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20256212 PMAQI
2nd Aug 2025621 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025553 PMAQI
2nd Aug 2025584 PMAQI
2nd Aug 2025555 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025587 PMAQI
2nd Aug 2025528 PMAQI
2nd Aug 2025499 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254911 PMAQI
3rd Aug 20254012 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025363 AMAQI
3rd Aug 2025404 AMAQI
29°C25/34°C
3rd Aug 2025435 AMAQI
3rd Aug 2025416 AMAQI
3rd Aug 2025427 AMAQI
3rd Aug 2025438 AMAQI
3rd Aug 2025479 AMAQI
3rd Aug 20254910 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025551 PMAQI
3rd Aug 2025582 PMAQI
3rd Aug 2025553 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025488 PMAQI
3rd Aug 2025489 PMAQI
3rd Aug 20254510 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20254412 AMAQI
4th Aug 2025431 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025403 AMAQI
4th Aug 2025454 AMAQI
28°C25/32°C
4th Aug 2025465 AMAQI
4th Aug 2025466 AMAQI
4th Aug 2025477 AMAQI
4th Aug 2025468 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20253410 AMAQI
4th Aug 20253411 AMAQI
4th Aug 20252912 PMAQI
4th Aug 2025361 PMAQI
4th Aug 2025312 PMAQI
4th Aug 2025393 PMAQI
4th Aug 2025454 PMAQI
4th Aug 2025445 PMAQI
4th Aug 2025356 PMAQI
4th Aug 2025377 PMAQI
4th Aug 2025398 PMAQI
4th Aug 2025409 PMAQI
4th Aug 20254010 PMAQI
4th Aug 20254311 PMAQI
5th Aug 20254412 AMAQI
5th Aug 2025441 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025433 AMAQI
5th Aug 2025454 AMAQI
28°C26/31°C
5th Aug 2025445 AMAQI
5th Aug 2025436 AMAQI
5th Aug 2025437 AMAQI
5th Aug 2025438 AMAQI
5th Aug 2025369 AMAQI
5th Aug 20254010 AMAQI
5th Aug 20254211 AMAQI
5th Aug 20254212 PMAQI
5th Aug 2025411 PMAQI
5th Aug 2025552 PMAQI
5th Aug 2025453 PMAQI
5th Aug 2025384 PMAQI
5th Aug 2025385 PMAQI
5th Aug 2025386 PMAQI
5th Aug 2025347 PMAQI
5th Aug 2025448 PMAQI
5th Aug 2025389 PMAQI
5th Aug 20253910 PMAQI
5th Aug 20253811 PMAQI
6th Aug 20254012 AMAQI
6th Aug 2025441 AMAQI
6th Aug 2025462 AMAQI
6th Aug 2025443 AMAQI
6th Aug 2025454 AMAQI
29°C26/32°C
6th Aug 2025465 AMAQI
6th Aug 2025466 AMAQI
6th Aug 2025447 AMAQI
6th Aug 2025468 AMAQI
6th Aug 2025309 AMAQI
6th Aug 20253010 AMAQI
6th Aug 20254211 AMAQI
6th Aug 20253812 PMAQI
6th Aug 2025411 PMAQI
6th Aug 2025352 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025424 PMAQI
6th Aug 2025475 PMAQI
6th Aug 2025526 PMAQI
6th Aug 2025547 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025519 PMAQI
6th Aug 20254810 PMAQI
6th Aug 20254811 PMAQI
7th Aug 20254712 AMAQI
7th Aug 2025471 AMAQI
7th Aug 2025462 AMAQI
7th Aug 2025463 AMAQI
7th Aug 2025444 AMAQI
28°C26/32°C
7th Aug 2025465 AMAQI
5 AM7th Aug 2025456 AMAQI
7th Aug 2025447 AMAQI
7th Aug 2025448 AMAQI
7th Aug 2025439 AMAQI
7th Aug 20254810 AMAQI
7th Aug 20255411 AMAQI
7th Aug 20255612 PMAQI
12 PM7th Aug 2025551 PMAQI
7th Aug 2025622 PMAQI
7th Aug 2025543 PMAQI
7th Aug 2025544 PMAQI
7th Aug 2025565 PMAQI
7th Aug 2025486 PMAQI
7th Aug 2025467 PMAQI
7 PM12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
43AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM
34AQI
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. 43), while the lowest AQI was between 10 AM to 10 AM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 4 AM
42AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM - 11 PM
41AQI
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. 42), while the lowest AQI was between 8 PM to 11 PM (Avg. 41).
2025 Days Vs Air Quality
Koga Kamimachi, Honmachi, Kumamoto, Japan
2025
61%
134
39%
84
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
134 DaysModerate
84 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 61%
Health Risk Level:
Moderate
In 2025, 61% of 219 days were within WHO’s safe air quality limits, and 39% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Koga Kamimachi, Honmachi, 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
37AQI
37AQI
2nd January 2025
45AQI
45AQI
3rd January 2025
43AQI
43AQI
4th January 2025
40AQI
40AQI
5th January 2025
44AQI
44AQI
6th January 2025
46AQI
46AQI
7th January 2025
33AQI
33AQI
8th January 2025
40AQI
40AQI
9th January 2025
31AQI
31AQI
10th January 2025
33AQI
33AQI
11th January 2025
28AQI
28AQI
12th January 2025
36AQI
36AQI
13th January 2025
43AQI
43AQI
14th January 2025
45AQI
45AQI
15th January 2025
51AQI
51AQI
16th January 2025
44AQI
44AQI
17th January 2025
49AQI
49AQI
18th January 2025
51AQI
51AQI
19th January 2025
58AQI
58AQI
20th January 2025
53AQI
53AQI
21st January 2025
74AQI
74AQI
22nd January 2025
74AQI
74AQI
23rd January 2025
72AQI
72AQI
24th January 2025
73AQI
73AQI
25th January 2025
55AQI
55AQI
26th January 2025
46AQI
46AQI
27th January 2025
39AQI
39AQI
28th January 2025
37AQI
37AQI
29th January 2025
33AQI
33AQI
30th January 2025
38AQI
38AQI
31st January 2025
41AQI
41AQI
1st February 2025
45AQI
45AQI
2nd February 2025
33AQI
33AQI
3rd February 2025
48AQI
48AQI
4th February 2025
32AQI
32AQI
5th February 2025
40AQI
40AQI
6th February 2025
33AQI
33AQI
7th February 2025
34AQI
34AQI
8th February 2025
31AQI
31AQI
9th February 2025
33AQI
33AQI
10th February 2025
31AQI
31AQI
11th February 2025
43AQI
43AQI
12th February 2025
40AQI
40AQI
13th February 2025
37AQI
37AQI
14th February 2025
39AQI
39AQI
15th February 2025
33AQI
33AQI
16th February 2025
39AQI
39AQI
17th February 2025
48AQI
48AQI
18th February 2025
36AQI
36AQI
19th February 2025
39AQI
39AQI
20th February 2025
36AQI
36AQI
21st February 2025
40AQI
40AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
37AQI
37AQI
24th February 2025
41AQI
41AQI
25th February 2025
38AQI
38AQI
26th February 2025
39AQI
39AQI
27th February 2025
66AQI
66AQI
28th February 2025
51AQI
51AQI
1st March 2025
54AQI
54AQI
2nd March 2025
47AQI
47AQI
3rd March 2025
42AQI
42AQI
4th March 2025
33AQI
33AQI
5th March 2025
32AQI
32AQI
6th March 2025
33AQI
33AQI
7th March 2025
36AQI
36AQI
8th March 2025
43AQI
43AQI
9th March 2025
45AQI
45AQI
10th March 2025
51AQI
51AQI
11th March 2025
46AQI
46AQI
12th March 2025
49AQI
49AQI
13th March 2025
56AQI
56AQI
14th March 2025
51AQI
51AQI
15th March 2025
38AQI
38AQI
16th March 2025
34AQI
34AQI
17th March 2025
50AQI
50AQI
18th March 2025
45AQI
45AQI
19th March 2025
39AQI
39AQI
20th March 2025
50AQI
50AQI
21st March 2025
51AQI
51AQI
22nd March 2025
62AQI
62AQI
23rd March 2025
60AQI
60AQI
24th March 2025
45AQI
45AQI
25th March 2025
62AQI
62AQI
26th March 2025
62AQI
62AQI
27th March 2025
61AQI
61AQI
28th March 2025
64AQI
64AQI
29th March 2025
62AQI
62AQI
30th March 2025
60AQI
60AQI
31st March 2025
60AQI
60AQI
1st April 2025
60AQI
60AQI
2nd April 2025
50AQI
50AQI
3rd April 2025
53AQI
53AQI
4th April 2025
51AQI
51AQI
5th April 2025
54AQI
54AQI
6th April 2025
56AQI
56AQI
7th April 2025
51AQI
51AQI
8th April 2025
50AQI
50AQI
9th April 2025
59AQI
59AQI
10th April 2025
53AQI
53AQI
11th April 2025
61AQI
61AQI
12th April 2025
60AQI
60AQI
13th April 2025
56AQI
56AQI
14th April 2025
61AQI
61AQI
15th April 2025
45AQI
45AQI
16th April 2025
58AQI
58AQI
17th April 2025
54AQI
54AQI
18th April 2025
57AQI
57AQI
19th April 2025
56AQI
56AQI
20th April 2025
51AQI
51AQI
21st April 2025
54AQI
54AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
42AQI
42AQI
24th April 2025
43AQI
43AQI
25th April 2025
55AQI
55AQI
26th April 2025
55AQI
55AQI
27th April 2025
54AQI
54AQI
28th April 2025
52AQI
52AQI
29th April 2025
54AQI
54AQI
30th April 2025
58AQI
58AQI
1st May 2025
53AQI
53AQI
2nd May 2025
48AQI
48AQI
3rd May 2025
47AQI
47AQI
4th May 2025
48AQI
48AQI
5th May 2025
49AQI
49AQI
6th May 2025
43AQI
43AQI
7th May 2025
46AQI
46AQI
8th May 2025
56AQI
56AQI
9th May 2025
46AQI
46AQI
10th May 2025
49AQI
49AQI
11th May 2025
52AQI
52AQI
12th May 2025
58AQI
58AQI
13th May 2025
60AQI
60AQI
14th May 2025
62AQI
62AQI
15th May 2025
60AQI
60AQI
16th May 2025
63AQI
63AQI
17th May 2025
48AQI
48AQI
18th May 2025
53AQI
53AQI
19th May 2025
57AQI
57AQI
20th May 2025
50AQI
50AQI
21st May 2025
43AQI
43AQI
22nd May 2025
45AQI
45AQI
23rd May 2025
54AQI
54AQI
24th May 2025
49AQI
49AQI
25th May 2025
48AQI
48AQI
26th May 2025
50AQI
50AQI
27th May 2025
50AQI
50AQI
28th May 2025
55AQI
55AQI
29th May 2025
56AQI
56AQI
30th May 2025
51AQI
51AQI
31st May 2025
53AQI
53AQI
1st June 2025
55AQI
55AQI
2nd June 2025
57AQI
57AQI
3rd June 2025
42AQI
42AQI
4th June 2025
54AQI
54AQI
5th June 2025
55AQI
55AQI
6th June 2025
57AQI
57AQI
7th June 2025
62AQI
62AQI
8th June 2025
70AQI
70AQI
9th June 2025
43AQI
43AQI
10th June 2025
40AQI
40AQI
11th June 2025
42AQI
42AQI
12th June 2025
48AQI
48AQI
13th June 2025
53AQI
53AQI
14th June 2025
46AQI
46AQI
15th June 2025
42AQI
42AQI
16th June 2025
42AQI
42AQI
17th June 2025
39AQI
39AQI
18th June 2025
42AQI
42AQI
19th June 2025
43AQI
43AQI
20th June 2025
40AQI
40AQI
21st June 2025
36AQI
36AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
24AQI
24AQI
24th June 2025
28AQI
28AQI
25th June 2025
29AQI
29AQI
26th June 2025
28AQI
28AQI
27th June 2025
30AQI
30AQI
28th June 2025
31AQI
31AQI
29th June 2025
36AQI
36AQI
30th June 2025
46AQI
46AQI
1st July 2025
64AQI
64AQI
2nd July 2025
89AQI
89AQI
3rd July 2025
92AQI
92AQI
4th July 2025
94AQI
94AQI
5th July 2025
80AQI
80AQI
6th July 2025
68AQI
68AQI
7th July 2025
60AQI
60AQI
8th July 2025
63AQI
63AQI
9th July 2025
66AQI
66AQI
10th July 2025
59AQI
59AQI
11th July 2025
49AQI
49AQI
12th July 2025
46AQI
46AQI
13th July 2025
44AQI
44AQI
14th July 2025
41AQI
41AQI
15th July 2025
47AQI
47AQI
16th July 2025
55AQI
55AQI
17th July 2025
52AQI
52AQI
18th July 2025
40AQI
40AQI
19th July 2025
38AQI
38AQI
20th July 2025
36AQI
36AQI
21st July 2025
32AQI
32AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
40AQI
40AQI
24th July 2025
32AQI
32AQI
25th July 2025
26AQI
26AQI
26th July 2025
24AQI
24AQI
27th July 2025
24AQI
24AQI
28th July 2025
24AQI
24AQI
29th July 2025
24AQI
24AQI
30th July 2025
28AQI
28AQI
31st July 2025
29AQI
29AQI
1st August 2025
43AQI
43AQI
2nd August 2025
47AQI
47AQI
3rd August 2025
46AQI
46AQI
4th August 2025
41AQI
41AQI
5th August 2025
42AQI
42AQI
6th August 2025
41AQI
41AQI
46AQI
39AQI
49AQI
54AQI
52AQI
43AQI
48AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202547AQI
22
9
26
2
17
14
6
24
16
15
22
8
19
12
6
134
84
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
February39AQI
202448AQI
1
16
2
1
5
1
2
18
13
21
9
31
16
15
18
12
26
5
13
17
30
1
178
76
19
Highest AQI recorded in
January107AQI
Lowest AQI recorded in
July33AQI
202350AQI
19
11
1
14
14
15
16
14
16
15
16
15
15
16
15
12
19
20
10
24
7
18
11
22
6
2
204
156
3
Highest AQI recorded in
June55AQI
Lowest AQI recorded in
October42AQI
202253AQI
21
9
14
7
16
15
10
20
16
15
9
21
2
10
10
1
20
7
1
21
10
19
11
20
11
168
137
1
10
Highest AQI recorded in
July108AQI
Lowest AQI recorded in
December43AQI
202146AQI
20
11
19
9
15
14
17
4
18
12
1
17
13
26
5
26
5
20
10
16
15
17
13
19
12
230
123
1
Highest AQI recorded in
October53AQI
Lowest AQI recorded in
July38AQI
202046AQI
9
4
8
13
11
7
19
11
31
13
16
2
13
6
20
11
15
15
17
14
156
97
2
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
July31AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
53AQILeast Polluted Year Recorded
2020(Avg.)
46AQIKoga Kamimachi's annual 2025 AQI (47) shows an average percentage change of -2.3% (improved AQI) compared to previous years: 2020 (46), 2021 (46), 2022 (53), 2023 (50), 2024 (48).
