Kotoshibacho, Ube, Yamaguchi, 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
Kotoshibacho, Ube, Yamaguchi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2024
55AQILowest AQI recorded on
29th Aug 2024
13AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 47 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Kotoshibacho, Ube, Yamaguchi, Japan
AQI
Day
Night
.
5 AM5th Aug 2025
7 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
2PM5th Aug
52AQI
Avg. Lowest Time
9AM5th Aug
38AQI
In the last 24 hours,
Kotoshibacho's AQI reached its highest point of 52 at 2 PM during the Night, while the lowest point, 38, was recorded at 9 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kotoshibacho, Ube, Yamaguchi, Japan
JulAug
07th - 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 - 04th04th - 05th05th - 06th06th
Day
Night
7th Jul 2025635 AMAQI
7th Jul 2025626 AMAQI
7th Jul 2025637 AMAQI
7th Jul 2025628 AMAQI
7th Jul 2025449 AMAQI
7th Jul 20253610 AMAQI
7th Jul 20253811 AMAQI
7th Jul 20253512 PMAQI
7th Jul 2025511 PMAQI
7th Jul 2025542 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025564 PMAQI
7th Jul 2025565 PMAQI
7th Jul 2025566 PMAQI
7th Jul 2025567 PMAQI
7th Jul 2025558 PMAQI
7th Jul 2025609 PMAQI
7th Jul 20256010 PMAQI
7th Jul 20256011 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025621 AMAQI
8th Jul 2025642 AMAQI
8th Jul 2025633 AMAQI
8th Jul 2025634 AMAQI
28°C24/32°C
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025618 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20255810 AMAQI
8th Jul 20255911 AMAQI
8th Jul 20256312 PMAQI
8th Jul 2025641 PMAQI
8th Jul 2025622 PMAQI
8th Jul 2025613 PMAQI
8th Jul 2025604 PMAQI
8th Jul 2025605 PMAQI
8th Jul 2025606 PMAQI
8th Jul 2025617 PMAQI
8th Jul 2025608 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256110 PMAQI
8th Jul 20256211 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025621 AMAQI
9th Jul 2025612 AMAQI
9th Jul 2025623 AMAQI
9th Jul 2025614 AMAQI
27°C24/30°C
9th Jul 2025615 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025627 AMAQI
9th Jul 2025618 AMAQI
9th Jul 2025719 AMAQI
9th Jul 20257610 AMAQI
9th Jul 20257911 AMAQI
9th Jul 20257812 PMAQI
9th Jul 2025771 PMAQI
9th Jul 2025762 PMAQI
9th Jul 2025773 PMAQI
9th Jul 2025764 PMAQI
9th Jul 2025795 PMAQI
9th Jul 2025786 PMAQI
9th Jul 2025767 PMAQI
9th Jul 2025748 PMAQI
9th Jul 2025659 PMAQI
9th Jul 20256510 PMAQI
9th Jul 20256511 PMAQI
10th Jul 20256512 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025622 AMAQI
10th Jul 2025623 AMAQI
10th Jul 2025634 AMAQI
27°C25/30°C
10th Jul 2025645 AMAQI
10th Jul 2025646 AMAQI
10th Jul 2025647 AMAQI
10th Jul 2025648 AMAQI
10th Jul 2025719 AMAQI
10th Jul 20257810 AMAQI
10th Jul 20258411 AMAQI
10th Jul 20258612 PMAQI
10th Jul 2025821 PMAQI
10th Jul 2025832 PMAQI
10th Jul 2025843 PMAQI
10th Jul 2025864 PMAQI
10th Jul 2025895 PMAQI
10th Jul 2025886 PMAQI
10th Jul 2025877 PMAQI
10th Jul 2025788 PMAQI
10th Jul 2025659 PMAQI
10th Jul 20256610 PMAQI
10th Jul 20256611 PMAQI
11th Jul 20256612 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025642 AMAQI
11th Jul 2025643 AMAQI
11th Jul 2025654 AMAQI
27°C24/30°C
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025699 AMAQI
11th Jul 20256810 AMAQI
11th Jul 20256911 AMAQI
11th Jul 20257012 PMAQI
11th Jul 2025701 PMAQI
11th Jul 2025692 PMAQI
11th Jul 2025653 PMAQI
11th Jul 2025594 PMAQI
11th Jul 2025545 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025557 PMAQI
11th Jul 2025598 PMAQI
11th Jul 2025629 PMAQI
11th Jul 20256310 PMAQI
11th Jul 20256211 PMAQI
12th Jul 20256312 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025663 AMAQI
12th Jul 2025664 AMAQI
27°C25/30°C
12th Jul 2025665 AMAQI
12th Jul 2025666 AMAQI
12th Jul 2025667 AMAQI
12th Jul 2025668 AMAQI
12th Jul 2025449 AMAQI
12th Jul 20253210 AMAQI
12th Jul 20254311 AMAQI
12th Jul 20255412 PMAQI
12th Jul 2025571 PMAQI
12th Jul 2025562 PMAQI
12th Jul 2025543 PMAQI
12th Jul 2025514 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025456 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025548 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20256010 PMAQI
12th Jul 20256011 PMAQI
13th Jul 20256012 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025632 AMAQI
13th Jul 2025643 AMAQI
13th Jul 2025634 AMAQI
27°C24/29°C
13th Jul 2025625 AMAQI
13th Jul 2025626 AMAQI
13th Jul 2025617 AMAQI
13th Jul 2025618 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20252410 AMAQI
13th Jul 20252811 AMAQI
13th Jul 20252312 PMAQI
13th Jul 2025381 PMAQI
13th Jul 2025392 PMAQI
13th Jul 2025403 PMAQI
13th Jul 2025404 PMAQI
13th Jul 2025405 PMAQI
13th Jul 2025396 PMAQI
13th Jul 2025377 PMAQI
13th Jul 2025428 PMAQI
13th Jul 2025569 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025602 AMAQI
14th Jul 2025603 AMAQI
14th Jul 2025604 AMAQI
27°C25/30°C
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251910 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20252512 PMAQI
14th Jul 2025401 PMAQI
14th Jul 2025342 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025344 PMAQI
14th Jul 2025365 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025378 PMAQI
14th Jul 2025539 PMAQI
14th Jul 20255310 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025573 AMAQI
15th Jul 2025564 AMAQI
25°C22/27°C
15th Jul 2025555 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025557 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025409 AMAQI
15th Jul 20253610 AMAQI
15th Jul 20254411 AMAQI
15th Jul 20254812 PMAQI
15th Jul 2025491 PMAQI
15th Jul 2025482 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025494 PMAQI
15th Jul 2025515 PMAQI
15th Jul 2025536 PMAQI
15th Jul 2025507 PMAQI
15th Jul 2025518 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255310 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255312 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025544 AMAQI
26°C22/30°C
16th Jul 2025545 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025509 AMAQI
16th Jul 20255110 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025633 PMAQI
16th Jul 2025664 PMAQI
16th Jul 2025665 PMAQI
16th Jul 2025626 PMAQI
16th Jul 2025567 PMAQI
16th Jul 2025598 PMAQI
16th Jul 2025559 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025544 AMAQI
26°C23/29°C
17th Jul 2025545 AMAQI
17th Jul 2025546 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20254710 AMAQI
17th Jul 20253911 AMAQI
17th Jul 20254012 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025472 PMAQI
17th Jul 2025443 PMAQI
17th Jul 2025394 PMAQI
17th Jul 2025385 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025347 PMAQI
17th Jul 2025388 PMAQI
17th Jul 2025529 PMAQI
17th Jul 20255210 PMAQI
17th Jul 20255211 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025531 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025543 AMAQI
18th Jul 2025544 AMAQI
26°C24/30°C
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252411 AMAQI
18th Jul 20252212 PMAQI
18th Jul 2025321 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025293 PMAQI
18th Jul 2025334 PMAQI
18th Jul 2025345 PMAQI
18th Jul 2025376 PMAQI
18th Jul 2025357 PMAQI
18th Jul 2025398 PMAQI
18th Jul 2025519 PMAQI
18th Jul 20255210 PMAQI
18th Jul 20255211 PMAQI
19th Jul 20255012 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025543 AMAQI
19th Jul 2025534 AMAQI
25°C24/25°C
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20252710 AMAQI
19th Jul 20252511 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025341 PMAQI
19th Jul 2025372 PMAQI
19th Jul 2025373 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025326 PMAQI
19th Jul 2025337 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025469 PMAQI
19th Jul 20254610 PMAQI
19th Jul 20254411 PMAQI
20th Jul 20254612 AMAQI
20th Jul 2025481 AMAQI
20th Jul 2025512 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025504 AMAQI
26°C25/29°C
20th Jul 2025505 AMAQI
20th Jul 2025506 AMAQI
20th Jul 2025507 AMAQI
20th Jul 2025508 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025312 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025294 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025317 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025439 PMAQI
20th Jul 20254310 PMAQI
20th Jul 20254311 PMAQI
21st Jul 20254412 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025482 AMAQI
21st Jul 2025483 AMAQI
21st Jul 2025484 AMAQI
27°C25/29°C
21st Jul 2025485 AMAQI
21st Jul 2025476 AMAQI
21st Jul 2025477 AMAQI
21st Jul 2025468 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252512 PMAQI
21st Jul 2025311 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025265 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025267 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025389 PMAQI
21st Jul 20253910 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20253912 AMAQI
22nd Jul 2025411 AMAQI
22nd Jul 2025442 AMAQI
22nd Jul 2025453 AMAQI
22nd Jul 2025444 AMAQI
27°C25/29°C
22nd Jul 2025425 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025437 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025259 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20252111 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025302 PMAQI
22nd Jul 2025253 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025236 PMAQI
22nd Jul 2025237 PMAQI
22nd Jul 2025288 PMAQI
22nd Jul 2025359 PMAQI
22nd Jul 20253510 PMAQI
22nd Jul 20253511 PMAQI
23rd Jul 20253412 AMAQI
23rd Jul 2025371 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025403 AMAQI
23rd Jul 2025394 AMAQI
26°C25/29°C
23rd Jul 2025385 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20251810 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20252212 PMAQI
23rd Jul 2025271 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025233 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025236 PMAQI
23rd Jul 2025247 PMAQI
23rd Jul 2025268 PMAQI
23rd Jul 2025339 PMAQI
23rd Jul 20253310 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
24th Jul 2025354 AMAQI
26°C24/30°C
24th Jul 2025335 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025239 AMAQI
24th Jul 20252010 AMAQI
24th Jul 20252311 AMAQI
24th Jul 20252612 PMAQI
24th Jul 2025291 PMAQI
24th Jul 2025302 PMAQI
24th Jul 2025263 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025307 PMAQI
24th Jul 2025308 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20253110 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025332 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025334 AMAQI
27°C24/30°C
25th Jul 2025345 AMAQI
25th Jul 2025336 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025338 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252412 PMAQI
25th Jul 2025241 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025216 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025278 PMAQI
25th Jul 2025299 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252812 AMAQI
26th Jul 2025291 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025304 AMAQI
28°C26/30°C
26th Jul 2025295 AMAQI
26th Jul 2025286 AMAQI
26th Jul 2025287 AMAQI
26th Jul 2025288 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251510 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025231 PMAQI
26th Jul 2025242 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025214 PMAQI
26th Jul 2025225 PMAQI
26th Jul 2025216 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252710 PMAQI
26th Jul 20252611 PMAQI
27th Jul 20252712 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025303 AMAQI
27th Jul 2025294 AMAQI
28°C26/30°C
27th Jul 2025285 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025221 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252710 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025283 AMAQI
28th Jul 2025284 AMAQI
28°C26/30°C
28th Jul 2025275 AMAQI
28th Jul 2025276 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025219 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20252011 AMAQI
28th Jul 20252112 PMAQI
28th Jul 2025221 PMAQI
28th Jul 2025222 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025245 PMAQI
28th Jul 2025256 PMAQI
28th Jul 2025267 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025269 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025272 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025274 AMAQI
27°C25/30°C
29th Jul 2025265 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025219 AMAQI
29th Jul 20251910 AMAQI
29th Jul 20252011 AMAQI
29th Jul 20252412 PMAQI
29th Jul 2025241 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025234 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025226 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025261 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025273 AMAQI
30th Jul 2025274 AMAQI
27°C25/30°C
30th Jul 2025275 AMAQI
30th Jul 2025276 AMAQI
30th Jul 2025267 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20252010 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025251 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025265 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025287 PMAQI
30th Jul 2025288 PMAQI
30th Jul 2025269 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252311 PMAQI
31st Jul 20252412 AMAQI
31st Jul 2025241 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025263 AMAQI
31st Jul 2025264 AMAQI
27°C24/30°C
31st Jul 2025265 AMAQI
31st Jul 2025266 AMAQI
31st Jul 2025267 AMAQI
31st Jul 2025268 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20252610 AMAQI
31st Jul 20253011 AMAQI
31st Jul 20252812 PMAQI
31st Jul 2025271 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025233 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025235 PMAQI
31st Jul 2025256 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025298 PMAQI
31st Jul 2025459 PMAQI
31st Jul 20254610 PMAQI
31st Jul 20254111 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025331 AMAQI
1st Aug 2025362 AMAQI
1st Aug 2025323 AMAQI
1st Aug 2025354 AMAQI
27°C24/30°C
1st Aug 2025355 AMAQI
1st Aug 2025386 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025459 AMAQI
1st Aug 20254410 AMAQI
1st Aug 20255211 AMAQI
1st Aug 20254812 PMAQI
1st Aug 2025511 PMAQI
1st Aug 2025482 PMAQI
1st Aug 2025533 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025409 PMAQI
1st Aug 20253910 PMAQI
1st Aug 20254011 PMAQI
2nd Aug 20254412 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025353 AMAQI
2nd Aug 2025364 AMAQI
28°C25/31°C
2nd Aug 2025395 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025509 AMAQI
2nd Aug 20254910 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025512 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025505 PMAQI
2nd Aug 2025416 PMAQI
2nd Aug 2025407 PMAQI
2nd Aug 2025378 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20254010 PMAQI
2nd Aug 20254511 PMAQI
3rd Aug 20253612 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025394 AMAQI
28°C24/34°C
3rd Aug 2025435 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025447 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025419 AMAQI
3rd Aug 20253610 AMAQI
3rd Aug 20254811 AMAQI
3rd Aug 20254512 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025482 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025497 PMAQI
3rd Aug 2025458 PMAQI
3rd Aug 2025489 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254411 PMAQI
4th Aug 20254412 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025402 AMAQI
4th Aug 2025403 AMAQI
4th Aug 2025434 AMAQI
28°C24/33°C
4th Aug 2025425 AMAQI
4th Aug 2025416 AMAQI
4th Aug 2025417 AMAQI
4th Aug 2025428 AMAQI
4th Aug 2025589 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20256011 AMAQI
4th Aug 20255712 PMAQI
4th Aug 2025441 PMAQI
4th Aug 2025412 PMAQI
4th Aug 2025423 PMAQI
4th Aug 2025414 PMAQI
4th Aug 2025445 PMAQI
4th Aug 2025396 PMAQI
4th Aug 2025407 PMAQI
4th Aug 2025508 PMAQI
4th Aug 2025479 PMAQI
4th Aug 20254010 PMAQI
4th Aug 20254411 PMAQI
5th Aug 20254712 AMAQI
5th Aug 2025461 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI
5th Aug 2025474 AMAQI
28°C25/30°C
5th Aug 2025465 AMAQI
5th Aug 2025496 AMAQI
5th Aug 2025507 AMAQI
5th Aug 2025468 AMAQI
5th Aug 2025389 AMAQI
5th Aug 20254310 AMAQI
5th Aug 20254411 AMAQI
5th Aug 20254512 PMAQI
5th Aug 2025461 PMAQI
5th Aug 2025522 PMAQI
5th Aug 2025393 PMAQI
5th Aug 2025484 PMAQI
5th Aug 2025415 PMAQI
5th Aug 2025446 PMAQI
5th Aug 2025397 PMAQI
5th Aug 2025428 PMAQI
5th Aug 2025409 PMAQI
5th Aug 20254410 PMAQI
5th Aug 20254011 PMAQI
6th Aug 20254412 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025482 AMAQI
6th Aug 2025443 AMAQI
6th Aug 2025464 AMAQI
--°C/°C
6th Aug 2025465 AMAQI
5 AM6th Aug 2025486 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
46AQI
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. 46), while the lowest AQI was between 10 AM to 10 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 4 AM
46AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM
41AQI
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. 46), while the lowest AQI was between 8 PM to 8 PM (Avg. 41).
2025 Days Vs Air Quality
Kotoshibacho, Ube, Yamaguchi, Japan
2025
69%
149
31%
68
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
149 DaysModerate
68 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 69%
Health Risk Level:
Moderate
In 2025, 69% of 217 days were within WHO’s safe air quality limits, and 31% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Kotoshibacho, Ube, Yamaguchi, 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
29AQI
29AQI
2nd January 2025
37AQI
37AQI
3rd January 2025
31AQI
31AQI
4th January 2025
31AQI
31AQI
5th January 2025
29AQI
29AQI
6th January 2025
49AQI
49AQI
7th January 2025
29AQI
29AQI
8th January 2025
37AQI
37AQI
9th January 2025
28AQI
28AQI
10th January 2025
29AQI
29AQI
11th January 2025
31AQI
31AQI
12th January 2025
31AQI
31AQI
13th January 2025
40AQI
40AQI
14th January 2025
47AQI
47AQI
15th January 2025
38AQI
38AQI
16th January 2025
38AQI
38AQI
17th January 2025
46AQI
46AQI
18th January 2025
34AQI
34AQI
19th January 2025
46AQI
46AQI
20th January 2025
49AQI
49AQI
21st January 2025
59AQI
59AQI
22nd January 2025
71AQI
71AQI
23rd January 2025
74AQI
74AQI
24th January 2025
70AQI
70AQI
25th January 2025
45AQI
45AQI
26th January 2025
43AQI
43AQI
27th January 2025
38AQI
38AQI
28th January 2025
36AQI
36AQI
29th January 2025
31AQI
31AQI
30th January 2025
39AQI
39AQI
31st January 2025
47AQI
47AQI
1st February 2025
47AQI
47AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
48AQI
48AQI
4th February 2025
31AQI
31AQI
5th February 2025
38AQI
38AQI
6th February 2025
30AQI
30AQI
7th February 2025
38AQI
38AQI
8th February 2025
30AQI
30AQI
9th February 2025
32AQI
32AQI
10th February 2025
31AQI
31AQI
11th February 2025
40AQI
40AQI
12th February 2025
39AQI
39AQI
13th February 2025
32AQI
32AQI
14th February 2025
43AQI
43AQI
15th February 2025
31AQI
31AQI
16th February 2025
47AQI
47AQI
17th February 2025
39AQI
39AQI
18th February 2025
36AQI
36AQI
19th February 2025
34AQI
34AQI
20th February 2025
32AQI
32AQI
21st February 2025
34AQI
34AQI
22nd February 2025
36AQI
36AQI
23rd February 2025
37AQI
37AQI
24th February 2025
38AQI
38AQI
25th February 2025
38AQI
38AQI
26th February 2025
54AQI
54AQI
27th February 2025
69AQI
69AQI
28th February 2025
65AQI
65AQI
1st March 2025
70AQI
70AQI
2nd March 2025
60AQI
60AQI
3rd March 2025
46AQI
46AQI
4th March 2025
36AQI
36AQI
5th March 2025
33AQI
33AQI
6th March 2025
35AQI
35AQI
7th March 2025
33AQI
33AQI
8th March 2025
36AQI
36AQI
9th March 2025
41AQI
41AQI
10th March 2025
41AQI
41AQI
11th March 2025
46AQI
46AQI
12th March 2025
53AQI
53AQI
13th March 2025
51AQI
51AQI
14th March 2025
42AQI
42AQI
15th March 2025
34AQI
34AQI
16th March 2025
26AQI
26AQI
17th March 2025
39AQI
39AQI
18th March 2025
41AQI
41AQI
19th March 2025
43AQI
43AQI
20th March 2025
52AQI
52AQI
21st March 2025
58AQI
58AQI
22nd March 2025
70AQI
70AQI
23rd March 2025
70AQI
70AQI
24th March 2025
62AQI
62AQI
25th March 2025
70AQI
70AQI
26th March 2025
73AQI
73AQI
27th March 2025
60AQI
60AQI
28th March 2025
61AQI
61AQI
29th March 2025
50AQI
50AQI
30th March 2025
40AQI
40AQI
31st March 2025
40AQI
40AQI
1st April 2025
41AQI
41AQI
2nd April 2025
36AQI
36AQI
3rd April 2025
28AQI
28AQI
4th April 2025
35AQI
35AQI
5th April 2025
40AQI
40AQI
6th April 2025
45AQI
45AQI
7th April 2025
44AQI
44AQI
8th April 2025
46AQI
46AQI
9th April 2025
57AQI
57AQI
10th April 2025
56AQI
56AQI
11th April 2025
57AQI
57AQI
12th April 2025
56AQI
56AQI
13th April 2025
51AQI
51AQI
14th April 2025
48AQI
48AQI
15th April 2025
36AQI
36AQI
16th April 2025
54AQI
54AQI
17th April 2025
49AQI
49AQI
18th April 2025
57AQI
57AQI
19th April 2025
57AQI
57AQI
20th April 2025
44AQI
44AQI
21st April 2025
41AQI
41AQI
22nd April 2025
41AQI
41AQI
23rd April 2025
25AQI
25AQI
24th April 2025
39AQI
39AQI
25th April 2025
59AQI
59AQI
26th April 2025
53AQI
53AQI
27th April 2025
57AQI
57AQI
28th April 2025
50AQI
50AQI
29th April 2025
50AQI
50AQI
30th April 2025
53AQI
53AQI
1st May 2025
51AQI
51AQI
2nd May 2025
48AQI
48AQI
3rd May 2025
47AQI
47AQI
4th May 2025
40AQI
40AQI
5th May 2025
42AQI
42AQI
6th May 2025
34AQI
34AQI
7th May 2025
35AQI
35AQI
8th May 2025
37AQI
37AQI
9th May 2025
34AQI
34AQI
10th May 2025
36AQI
36AQI
11th May 2025
47AQI
47AQI
12th May 2025
52AQI
52AQI
13th May 2025
57AQI
57AQI
14th May 2025
60AQI
60AQI
15th May 2025
55AQI
55AQI
16th May 2025
54AQI
54AQI
17th May 2025
42AQI
42AQI
18th May 2025
51AQI
51AQI
19th May 2025
57AQI
57AQI
20th May 2025
58AQI
58AQI
21st May 2025
38AQI
38AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
43AQI
43AQI
24th May 2025
32AQI
32AQI
25th May 2025
30AQI
30AQI
26th May 2025
30AQI
30AQI
27th May 2025
38AQI
38AQI
28th May 2025
43AQI
43AQI
29th May 2025
40AQI
40AQI
30th May 2025
41AQI
41AQI
31st May 2025
37AQI
37AQI
1st June 2025
47AQI
47AQI
2nd June 2025
51AQI
51AQI
3rd June 2025
32AQI
32AQI
4th June 2025
46AQI
46AQI
5th June 2025
44AQI
44AQI
6th June 2025
53AQI
53AQI
7th June 2025
57AQI
57AQI
8th June 2025
61AQI
61AQI
9th June 2025
54AQI
54AQI
10th June 2025
37AQI
37AQI
11th June 2025
44AQI
44AQI
12th June 2025
47AQI
47AQI
13th June 2025
42AQI
42AQI
14th June 2025
39AQI
39AQI
15th June 2025
35AQI
35AQI
16th June 2025
35AQI
35AQI
17th June 2025
35AQI
35AQI
18th June 2025
40AQI
40AQI
19th June 2025
41AQI
41AQI
20th June 2025
47AQI
47AQI
21st June 2025
53AQI
53AQI
22nd June 2025
64AQI
64AQI
23rd June 2025
54AQI
54AQI
24th June 2025
51AQI
51AQI
25th June 2025
49AQI
49AQI
26th June 2025
52AQI
52AQI
27th June 2025
52AQI
52AQI
28th June 2025
47AQI
47AQI
29th June 2025
48AQI
48AQI
30th June 2025
53AQI
53AQI
1st July 2025
58AQI
58AQI
2nd July 2025
65AQI
65AQI
3rd July 2025
70AQI
70AQI
4th July 2025
70AQI
70AQI
5th July 2025
66AQI
66AQI
6th July 2025
59AQI
59AQI
7th July 2025
58AQI
58AQI
8th July 2025
61AQI
61AQI
9th July 2025
68AQI
68AQI
10th July 2025
72AQI
72AQI
11th July 2025
64AQI
64AQI
12th July 2025
58AQI
58AQI
13th July 2025
51AQI
51AQI
14th July 2025
46AQI
46AQI
15th July 2025
52AQI
52AQI
16th July 2025
55AQI
55AQI
17th July 2025
49AQI
49AQI
18th July 2025
45AQI
45AQI
19th July 2025
44AQI
44AQI
20th July 2025
41AQI
41AQI
21st July 2025
37AQI
37AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
31AQI
31AQI
24th July 2025
31AQI
31AQI
25th July 2025
28AQI
28AQI
26th July 2025
26AQI
26AQI
27th July 2025
26AQI
26AQI
28th July 2025
25AQI
25AQI
29th July 2025
25AQI
25AQI
30th July 2025
25AQI
25AQI
31st July 2025
29AQI
29AQI
1st August 2025
43AQI
43AQI
2nd August 2025
43AQI
43AQI
3rd August 2025
43AQI
43AQI
4th August 2025
45AQI
45AQI
5th August 2025
47AQI
47AQI
41AQI
39AQI
49AQI
47AQI
44AQI
47AQI
47AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202545AQI
27
4
25
3
18
13
18
12
22
9
18
12
16
15
5
149
68
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
February39AQI
202437AQI
28
3
24
5
23
8
18
11
1
25
6
26
4
31
29
2
26
4
31
27
3
31
319
46
1
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
July29AQI
202341AQI
22
7
2
26
2
18
13
14
16
22
9
24
6
28
3
30
1
26
4
26
5
22
7
22
9
280
82
2
Highest AQI recorded in
April53AQI
Lowest AQI recorded in
August29AQI
202242AQI
24
6
17
4
18
12
1
20
10
18
13
24
6
17
5
1
26
2
27
4
24
6
30
1
245
70
1
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
September35AQI
202139AQI
23
8
21
7
20
9
17
4
19
12
19
11
30
1
27
1
27
3
27
4
21
9
30
1
281
70
Highest AQI recorded in
May46AQI
Lowest AQI recorded in
August31AQI
202037AQI
11
2
13
8
12
6
20
10
29
2
12
6
1
18
1
28
3
26
4
24
7
193
49
1
Highest AQI recorded in
August45AQI
Lowest AQI recorded in
September30AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
45AQILeast Polluted Year Recorded
2020(Avg.)
37AQIKotoshibacho's annual 2025 AQI (45) shows an average percentage change of 14.5% (worsened AQI) compared to previous years: 2020 (37), 2021 (39), 2022 (42), 2023 (41), 2024 (37).
