Karatsu, Imaricho Ko, Saga, 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
Karatsu, Imaricho Ko, Saga, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
19th Aug 2023
57AQILowest AQI recorded on
22nd Aug 2021
13AQISame Day Analysis (7th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Karatsu, Imaricho Ko, Saga, Japan
AQI
Day
Night
.
5 AM7th Aug 2025
7 PM
4 AM8th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
1PM7th Aug
63AQI
Avg. Lowest Time
9AM7th Aug
38AQI
In the last 24 hours,
Karatsu's AQI reached its highest point of 63 at 1 PM during the Night, while the lowest point, 38, was recorded at 9 AM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Karatsu, Imaricho Ko, Saga, Japan
JulAug
09th - 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 - 08th08th
Day
Night
9th Jul 2025515 AMAQI
9th Jul 2025526 AMAQI
9th Jul 2025527 AMAQI
9th Jul 2025528 AMAQI
9th Jul 2025449 AMAQI
9th Jul 20255010 AMAQI
9th Jul 20255311 AMAQI
9th Jul 20255512 PMAQI
9th Jul 2025581 PMAQI
9th Jul 2025622 PMAQI
9th Jul 2025683 PMAQI
9th Jul 2025664 PMAQI
9th Jul 2025705 PMAQI
9th Jul 2025636 PMAQI
9th Jul 2025637 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025559 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255411 PMAQI
10th Jul 20255512 AMAQI
10th Jul 2025541 AMAQI
10th Jul 2025532 AMAQI
10th Jul 2025533 AMAQI
10th Jul 2025534 AMAQI
27°C25/31°C
10th Jul 2025545 AMAQI
10th Jul 2025546 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025548 AMAQI
10th Jul 2025559 AMAQI
10th Jul 20255610 AMAQI
10th Jul 20255711 AMAQI
10th Jul 20256112 PMAQI
10th Jul 2025631 PMAQI
10th Jul 2025662 PMAQI
10th Jul 2025663 PMAQI
10th Jul 2025694 PMAQI
10th Jul 2025705 PMAQI
10th Jul 2025686 PMAQI
10th Jul 2025697 PMAQI
10th Jul 2025648 PMAQI
10th Jul 2025619 PMAQI
10th Jul 20255910 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025551 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025543 AMAQI
11th Jul 2025554 AMAQI
27°C25/30°C
11th Jul 2025565 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025557 AMAQI
11th Jul 2025568 AMAQI
11th Jul 2025579 AMAQI
11th Jul 20255710 AMAQI
11th Jul 20255711 AMAQI
11th Jul 20255712 PMAQI
11th Jul 2025591 PMAQI
11th Jul 2025602 PMAQI
11th Jul 2025623 PMAQI
11th Jul 2025604 PMAQI
11th Jul 2025605 PMAQI
11th Jul 2025586 PMAQI
11th Jul 2025537 PMAQI
11th Jul 2025528 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025563 AMAQI
12th Jul 2025564 AMAQI
27°C25/29°C
12th Jul 2025565 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025578 AMAQI
12th Jul 2025419 AMAQI
12th Jul 20253710 AMAQI
12th Jul 20253711 AMAQI
12th Jul 20253712 PMAQI
12th Jul 2025421 PMAQI
12th Jul 2025462 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025524 PMAQI
12th Jul 2025515 PMAQI
12th Jul 2025486 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025458 PMAQI
12th Jul 2025459 PMAQI
12th Jul 20254710 PMAQI
12th Jul 20254711 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025564 AMAQI
26°C25/29°C
13th Jul 2025545 AMAQI
13th Jul 2025556 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025558 AMAQI
13th Jul 2025379 AMAQI
13th Jul 20251710 AMAQI
13th Jul 20252011 AMAQI
13th Jul 20252012 PMAQI
13th Jul 2025221 PMAQI
13th Jul 2025232 PMAQI
13th Jul 2025393 PMAQI
13th Jul 2025304 PMAQI
13th Jul 2025385 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025427 PMAQI
13th Jul 2025448 PMAQI
13th Jul 2025519 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255112 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025544 AMAQI
27°C26/30°C
14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025211 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025203 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025265 PMAQI
14th Jul 2025256 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025388 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254711 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025532 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025524 AMAQI
25°C24/26°C
15th Jul 2025505 AMAQI
15th Jul 2025506 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025508 AMAQI
15th Jul 2025399 AMAQI
15th Jul 20253410 AMAQI
15th Jul 20253611 AMAQI
15th Jul 20253612 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025372 PMAQI
15th Jul 2025403 PMAQI
15th Jul 2025384 PMAQI
15th Jul 2025375 PMAQI
15th Jul 2025406 PMAQI
15th Jul 2025417 PMAQI
15th Jul 2025428 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20254610 PMAQI
15th Jul 20254611 PMAQI
16th Jul 20254412 AMAQI
16th Jul 2025471 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
16th Jul 2025524 AMAQI
25°C23/28°C
16th Jul 2025505 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025359 AMAQI
16th Jul 20253110 AMAQI
16th Jul 20253311 AMAQI
16th Jul 20253412 PMAQI
16th Jul 2025341 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025383 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025566 PMAQI
16th Jul 2025627 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025579 PMAQI
16th Jul 20255710 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255312 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025514 AMAQI
27°C24/31°C
17th Jul 2025485 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025509 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20255311 AMAQI
17th Jul 20254912 PMAQI
17th Jul 2025481 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025513 PMAQI
17th Jul 2025524 PMAQI
17th Jul 2025545 PMAQI
17th Jul 2025576 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025518 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254610 PMAQI
17th Jul 20254711 PMAQI
18th Jul 20254712 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025524 AMAQI
27°C25/31°C
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20251610 AMAQI
18th Jul 20251511 AMAQI
18th Jul 20251412 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025182 PMAQI
18th Jul 2025173 PMAQI
18th Jul 2025204 PMAQI
18th Jul 2025195 PMAQI
18th Jul 2025166 PMAQI
18th Jul 2025157 PMAQI
18th Jul 2025228 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253310 PMAQI
18th Jul 20253411 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025504 AMAQI
25°C24/26°C
19th Jul 2025465 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025457 AMAQI
19th Jul 2025458 AMAQI
19th Jul 2025239 AMAQI
19th Jul 20251510 AMAQI
19th Jul 20251711 AMAQI
19th Jul 20251612 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025192 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025325 PMAQI
19th Jul 2025376 PMAQI
19th Jul 2025387 PMAQI
19th Jul 2025368 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025482 AMAQI
20th Jul 2025483 AMAQI
20th Jul 2025464 AMAQI
26°C24/29°C
20th Jul 2025415 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20252112 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025212 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025184 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025286 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253910 PMAQI
20th Jul 20253611 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025391 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025433 AMAQI
21st Jul 2025424 AMAQI
27°C25/31°C
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025219 AMAQI
21st Jul 20251610 AMAQI
21st Jul 20251611 AMAQI
21st Jul 20252012 PMAQI
21st Jul 2025261 PMAQI
21st Jul 2025382 PMAQI
21st Jul 2025443 PMAQI
21st Jul 2025494 PMAQI
21st Jul 2025555 PMAQI
21st Jul 2025576 PMAQI
21st Jul 2025547 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20254510 PMAQI
21st Jul 20254411 PMAQI
22nd Jul 20254512 AMAQI
22nd Jul 2025431 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025403 AMAQI
22nd Jul 2025394 AMAQI
27°C25/31°C
22nd Jul 2025365 AMAQI
22nd Jul 2025366 AMAQI
22nd Jul 2025377 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025389 AMAQI
22nd Jul 20254210 AMAQI
22nd Jul 20253011 AMAQI
22nd Jul 20252812 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025252 PMAQI
22nd Jul 2025313 PMAQI
22nd Jul 2025394 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025497 PMAQI
22nd Jul 2025488 PMAQI
22nd Jul 2025449 PMAQI
22nd Jul 20254210 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025411 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025393 AMAQI
23rd Jul 2025384 AMAQI
27°C25/30°C
23rd Jul 2025385 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20254311 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025481 PMAQI
23rd Jul 2025482 PMAQI
23rd Jul 2025563 PMAQI
23rd Jul 2025534 PMAQI
23rd Jul 2025495 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025489 PMAQI
23rd Jul 20254710 PMAQI
23rd Jul 20254211 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025414 AMAQI
28°C26/30°C
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025329 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20253611 AMAQI
24th Jul 20253812 PMAQI
24th Jul 2025461 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025494 PMAQI
24th Jul 2025385 PMAQI
24th Jul 2025366 PMAQI
24th Jul 2025407 PMAQI
24th Jul 2025388 PMAQI
24th Jul 2025399 PMAQI
24th Jul 20254010 PMAQI
24th Jul 20253411 PMAQI
25th Jul 20253212 AMAQI
25th Jul 2025321 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025413 AMAQI
25th Jul 2025414 AMAQI
28°C26/31°C
25th Jul 2025415 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025428 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20251510 AMAQI
25th Jul 20251411 AMAQI
25th Jul 20251512 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025212 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025245 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025288 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20252710 PMAQI
25th Jul 20252711 PMAQI
26th Jul 20252612 AMAQI
26th Jul 2025321 AMAQI
26th Jul 2025392 AMAQI
26th Jul 2025403 AMAQI
26th Jul 2025374 AMAQI
28°C26/32°C
26th Jul 2025345 AMAQI
26th Jul 2025356 AMAQI
26th Jul 2025367 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252010 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025161 PMAQI
26th Jul 2025182 PMAQI
26th Jul 2025183 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025156 PMAQI
26th Jul 2025247 PMAQI
26th Jul 2025318 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252510 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252412 AMAQI
27th Jul 2025271 AMAQI
27th Jul 2025352 AMAQI
27th Jul 2025353 AMAQI
27th Jul 2025344 AMAQI
29°C26/33°C
27th Jul 2025315 AMAQI
27th Jul 2025326 AMAQI
27th Jul 2025327 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20251711 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025181 PMAQI
27th Jul 2025232 PMAQI
27th Jul 2025193 PMAQI
27th Jul 2025204 PMAQI
27th Jul 2025195 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025249 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252512 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025322 AMAQI
28th Jul 2025323 AMAQI
28th Jul 2025314 AMAQI
29°C26/33°C
28th Jul 2025285 AMAQI
28th Jul 2025296 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251610 AMAQI
28th Jul 20251711 AMAQI
28th Jul 20251712 PMAQI
28th Jul 2025181 PMAQI
28th Jul 2025182 PMAQI
28th Jul 2025183 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025285 PMAQI
28th Jul 2025326 PMAQI
28th Jul 2025347 PMAQI
28th Jul 2025308 PMAQI
28th Jul 2025359 PMAQI
28th Jul 20253210 PMAQI
28th Jul 20253011 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025292 AMAQI
29th Jul 2025303 AMAQI
29th Jul 2025284 AMAQI
28°C25/32°C
29th Jul 2025265 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025189 AMAQI
29th Jul 20251710 AMAQI
29th Jul 20251911 AMAQI
29th Jul 20251912 PMAQI
29th Jul 2025201 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025223 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025285 PMAQI
29th Jul 2025266 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025338 PMAQI
29th Jul 2025349 PMAQI
29th Jul 20252810 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025261 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025283 AMAQI
30th Jul 2025274 AMAQI
28°C25/31°C
30th Jul 2025265 AMAQI
30th Jul 2025276 AMAQI
30th Jul 2025267 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025279 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025393 PMAQI
30th Jul 2025364 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025376 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025448 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253311 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025301 AMAQI
31st Jul 2025272 AMAQI
31st Jul 2025263 AMAQI
31st Jul 2025274 AMAQI
28°C25/32°C
31st Jul 2025275 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025277 AMAQI
31st Jul 2025278 AMAQI
31st Jul 2025279 AMAQI
31st Jul 20252710 AMAQI
31st Jul 20252011 AMAQI
31st Jul 20251912 PMAQI
31st Jul 2025231 PMAQI
31st Jul 2025252 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025497 PMAQI
31st Jul 2025408 PMAQI
31st Jul 2025419 PMAQI
31st Jul 20254610 PMAQI
31st Jul 20254311 PMAQI
1st Aug 20253612 AMAQI
1st Aug 2025341 AMAQI
1st Aug 2025372 AMAQI
1st Aug 2025323 AMAQI
1st Aug 2025354 AMAQI
28°C25/31°C
1st Aug 2025355 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025398 AMAQI
1st Aug 2025529 AMAQI
1st Aug 20255610 AMAQI
1st Aug 20256011 AMAQI
1st Aug 20255212 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025542 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025535 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20254711 PMAQI
2nd Aug 20254412 AMAQI
2nd Aug 2025421 AMAQI
2nd Aug 2025472 AMAQI
2nd Aug 2025403 AMAQI
2nd Aug 2025414 AMAQI
28°C26/31°C
2nd Aug 2025515 AMAQI
2nd Aug 2025456 AMAQI
2nd Aug 2025437 AMAQI
2nd Aug 2025488 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255310 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025541 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025508 PMAQI
2nd Aug 2025469 PMAQI
2nd Aug 20254710 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20254212 AMAQI
3rd Aug 2025461 AMAQI
3rd Aug 2025452 AMAQI
3rd Aug 2025463 AMAQI
3rd Aug 2025494 AMAQI
28°C25/30°C
3rd Aug 2025525 AMAQI
3rd Aug 2025506 AMAQI
3rd Aug 2025517 AMAQI
3rd Aug 2025488 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20255111 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025551 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025533 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025455 PMAQI
3rd Aug 2025556 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025508 PMAQI
3rd Aug 2025519 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20254411 PMAQI
4th Aug 20254812 AMAQI
4th Aug 2025481 AMAQI
4th Aug 2025452 AMAQI
4th Aug 2025463 AMAQI
4th Aug 2025474 AMAQI
28°C25/32°C
4th Aug 2025475 AMAQI
4th Aug 2025486 AMAQI
4th Aug 2025487 AMAQI
4th Aug 2025478 AMAQI
4th Aug 2025429 AMAQI
4th Aug 20254210 AMAQI
4th Aug 20253411 AMAQI
4th Aug 20253112 PMAQI
4th Aug 2025401 PMAQI
4th Aug 2025352 PMAQI
4th Aug 2025423 PMAQI
4th Aug 2025464 PMAQI
4th Aug 2025485 PMAQI
4th Aug 2025446 PMAQI
4th Aug 2025457 PMAQI
4th Aug 2025488 PMAQI
4th Aug 2025509 PMAQI
4th Aug 20254410 PMAQI
4th Aug 20254711 PMAQI
5th Aug 20254412 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025462 AMAQI
5th Aug 2025463 AMAQI
5th Aug 2025454 AMAQI
29°C26/32°C
5th Aug 2025465 AMAQI
5th Aug 2025456 AMAQI
5th Aug 2025467 AMAQI
5th Aug 2025458 AMAQI
5th Aug 2025399 AMAQI
5th Aug 20254310 AMAQI
5th Aug 20254611 AMAQI
5th Aug 20254012 PMAQI
5th Aug 2025481 PMAQI
5th Aug 2025522 PMAQI
5th Aug 2025453 PMAQI
5th Aug 2025394 PMAQI
5th Aug 2025435 PMAQI
5th Aug 2025396 PMAQI
5th Aug 2025427 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025429 PMAQI
5th Aug 20254110 PMAQI
5th Aug 20254111 PMAQI
6th Aug 20254312 AMAQI
6th Aug 2025451 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025463 AMAQI
6th Aug 2025464 AMAQI
30°C27/33°C
6th Aug 2025465 AMAQI
6th Aug 2025466 AMAQI
6th Aug 2025487 AMAQI
6th Aug 2025488 AMAQI
6th Aug 2025409 AMAQI
6th Aug 20253610 AMAQI
6th Aug 20254411 AMAQI
6th Aug 20254212 PMAQI
6th Aug 2025381 PMAQI
6th Aug 2025372 PMAQI
6th Aug 2025363 PMAQI
6th Aug 2025464 PMAQI
6th Aug 2025465 PMAQI
6th Aug 2025506 PMAQI
6th Aug 2025527 PMAQI
6th Aug 2025508 PMAQI
6th Aug 2025509 PMAQI
6th Aug 20254610 PMAQI
6th Aug 20254611 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025462 AMAQI
7th Aug 2025463 AMAQI
7th Aug 2025454 AMAQI
29°C27/33°C
7th Aug 2025465 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025477 AMAQI
7th Aug 2025468 AMAQI
7th Aug 2025389 AMAQI
7th Aug 20254010 AMAQI
7th Aug 20255211 AMAQI
7th Aug 20255612 PMAQI
7th Aug 2025631 PMAQI
7th Aug 2025572 PMAQI
7th Aug 2025533 PMAQI
7th Aug 2025544 PMAQI
7th Aug 2025555 PMAQI
7th Aug 2025556 PMAQI
7th Aug 2025587 PMAQI
7th Aug 2025568 PMAQI
7th Aug 2025539 PMAQI
7th Aug 20255310 PMAQI
7th Aug 20255311 PMAQI
8th Aug 20255412 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025482 AMAQI
8th Aug 2025473 AMAQI
8th Aug 2025474 AMAQI
--°C/°C
8th Aug 2025485 AMAQI
5 AM12 PM
7 PM
12 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 - 12 PM
34AQI
3 hours / Day
90 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 12 PM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 11 PM
43AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
43AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 43), while the lowest AQI was between 12 AM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
Karatsu, Imaricho Ko, Saga, Japan
2025
81%
177
19%
42
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
177 DaysModerate
42 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2025, 81% of 219 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
Karatsu, Imaricho Ko, Saga, 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
33AQI
33AQI
2nd January 2025
43AQI
43AQI
3rd January 2025
34AQI
34AQI
4th January 2025
36AQI
36AQI
5th January 2025
32AQI
32AQI
6th January 2025
51AQI
51AQI
7th January 2025
31AQI
31AQI
8th January 2025
41AQI
41AQI
9th January 2025
30AQI
30AQI
10th January 2025
33AQI
33AQI
11th January 2025
30AQI
30AQI
12th January 2025
33AQI
33AQI
13th January 2025
38AQI
38AQI
14th January 2025
45AQI
45AQI
15th January 2025
43AQI
43AQI
16th January 2025
38AQI
38AQI
17th January 2025
52AQI
52AQI
18th January 2025
50AQI
50AQI
19th January 2025
48AQI
48AQI
20th January 2025
63AQI
63AQI
21st January 2025
76AQI
76AQI
22nd January 2025
77AQI
77AQI
23rd January 2025
69AQI
69AQI
24th January 2025
70AQI
70AQI
25th January 2025
45AQI
45AQI
26th January 2025
45AQI
45AQI
27th January 2025
41AQI
41AQI
28th January 2025
36AQI
36AQI
29th January 2025
34AQI
34AQI
30th January 2025
35AQI
35AQI
31st January 2025
42AQI
42AQI
1st February 2025
42AQI
42AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
44AQI
44AQI
4th February 2025
33AQI
33AQI
5th February 2025
41AQI
41AQI
6th February 2025
32AQI
32AQI
7th February 2025
37AQI
37AQI
8th February 2025
32AQI
32AQI
9th February 2025
33AQI
33AQI
10th February 2025
32AQI
32AQI
11th February 2025
41AQI
41AQI
12th February 2025
37AQI
37AQI
13th February 2025
34AQI
34AQI
14th February 2025
38AQI
38AQI
15th February 2025
32AQI
32AQI
16th February 2025
38AQI
38AQI
17th February 2025
42AQI
42AQI
18th February 2025
34AQI
34AQI
19th February 2025
38AQI
38AQI
20th February 2025
34AQI
34AQI
21st February 2025
34AQI
34AQI
22nd February 2025
40AQI
40AQI
23rd February 2025
38AQI
38AQI
24th February 2025
37AQI
37AQI
25th February 2025
36AQI
36AQI
26th February 2025
56AQI
56AQI
27th February 2025
59AQI
59AQI
28th February 2025
61AQI
61AQI
1st March 2025
52AQI
52AQI
2nd March 2025
38AQI
38AQI
3rd March 2025
42AQI
42AQI
4th March 2025
32AQI
32AQI
5th March 2025
34AQI
34AQI
6th March 2025
32AQI
32AQI
7th March 2025
36AQI
36AQI
8th March 2025
39AQI
39AQI
9th March 2025
46AQI
46AQI
10th March 2025
45AQI
45AQI
11th March 2025
50AQI
50AQI
12th March 2025
52AQI
52AQI
13th March 2025
52AQI
52AQI
14th March 2025
42AQI
42AQI
15th March 2025
31AQI
31AQI
16th March 2025
33AQI
33AQI
17th March 2025
47AQI
47AQI
18th March 2025
47AQI
47AQI
19th March 2025
45AQI
45AQI
20th March 2025
55AQI
55AQI
21st March 2025
56AQI
56AQI
22nd March 2025
65AQI
65AQI
23rd March 2025
62AQI
62AQI
24th March 2025
54AQI
54AQI
25th March 2025
63AQI
63AQI
26th March 2025
59AQI
59AQI
27th March 2025
46AQI
46AQI
28th March 2025
59AQI
59AQI
29th March 2025
49AQI
49AQI
30th March 2025
39AQI
39AQI
31st March 2025
42AQI
42AQI
1st April 2025
39AQI
39AQI
2nd April 2025
35AQI
35AQI
3rd April 2025
33AQI
33AQI
4th April 2025
38AQI
38AQI
5th April 2025
40AQI
40AQI
6th April 2025
43AQI
43AQI
7th April 2025
40AQI
40AQI
8th April 2025
40AQI
40AQI
9th April 2025
53AQI
53AQI
10th April 2025
49AQI
49AQI
11th April 2025
57AQI
57AQI
12th April 2025
50AQI
50AQI
13th April 2025
50AQI
50AQI
14th April 2025
52AQI
52AQI
15th April 2025
34AQI
34AQI
16th April 2025
49AQI
49AQI
17th April 2025
41AQI
41AQI
18th April 2025
49AQI
49AQI
19th April 2025
40AQI
40AQI
20th April 2025
41AQI
41AQI
21st April 2025
35AQI
35AQI
22nd April 2025
32AQI
32AQI
23rd April 2025
25AQI
25AQI
24th April 2025
33AQI
33AQI
25th April 2025
50AQI
50AQI
26th April 2025
45AQI
45AQI
27th April 2025
48AQI
48AQI
28th April 2025
41AQI
41AQI
29th April 2025
47AQI
47AQI
30th April 2025
51AQI
51AQI
1st May 2025
43AQI
43AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
44AQI
44AQI
4th May 2025
40AQI
40AQI
5th May 2025
43AQI
43AQI
6th May 2025
35AQI
35AQI
7th May 2025
34AQI
34AQI
8th May 2025
40AQI
40AQI
9th May 2025
31AQI
31AQI
10th May 2025
35AQI
35AQI
11th May 2025
47AQI
47AQI
12th May 2025
53AQI
53AQI
13th May 2025
57AQI
57AQI
14th May 2025
58AQI
58AQI
15th May 2025
56AQI
56AQI
16th May 2025
60AQI
60AQI
17th May 2025
36AQI
36AQI
18th May 2025
52AQI
52AQI
19th May 2025
51AQI
51AQI
20th May 2025
38AQI
38AQI
21st May 2025
32AQI
32AQI
22nd May 2025
36AQI
36AQI
23rd May 2025
41AQI
41AQI
24th May 2025
27AQI
27AQI
25th May 2025
34AQI
34AQI
26th May 2025
32AQI
32AQI
27th May 2025
41AQI
41AQI
28th May 2025
48AQI
48AQI
29th May 2025
47AQI
47AQI
30th May 2025
42AQI
42AQI
31st May 2025
40AQI
40AQI
1st June 2025
49AQI
49AQI
2nd June 2025
53AQI
53AQI
3rd June 2025
39AQI
39AQI
4th June 2025
45AQI
45AQI
5th June 2025
44AQI
44AQI
6th June 2025
46AQI
46AQI
7th June 2025
56AQI
56AQI
8th June 2025
68AQI
68AQI
9th June 2025
41AQI
41AQI
10th June 2025
33AQI
33AQI
11th June 2025
40AQI
40AQI
12th June 2025
36AQI
36AQI
13th June 2025
35AQI
35AQI
14th June 2025
27AQI
27AQI
15th June 2025
26AQI
26AQI
16th June 2025
28AQI
28AQI
17th June 2025
29AQI
29AQI
18th June 2025
34AQI
34AQI
19th June 2025
31AQI
31AQI
20th June 2025
27AQI
27AQI
21st June 2025
24AQI
24AQI
22nd June 2025
21AQI
21AQI
23rd June 2025
22AQI
22AQI
24th June 2025
20AQI
20AQI
25th June 2025
20AQI
20AQI
26th June 2025
32AQI
32AQI
27th June 2025
27AQI
27AQI
28th June 2025
26AQI
26AQI
29th June 2025
26AQI
26AQI
30th June 2025
29AQI
29AQI
1st July 2025
50AQI
50AQI
2nd July 2025
57AQI
57AQI
3rd July 2025
54AQI
54AQI
4th July 2025
62AQI
62AQI
5th July 2025
50AQI
50AQI
6th July 2025
44AQI
44AQI
7th July 2025
39AQI
39AQI
8th July 2025
50AQI
50AQI
9th July 2025
56AQI
56AQI
10th July 2025
59AQI
59AQI
11th July 2025
56AQI
56AQI
12th July 2025
49AQI
49AQI
13th July 2025
44AQI
44AQI
14th July 2025
39AQI
39AQI
15th July 2025
45AQI
45AQI
16th July 2025
49AQI
49AQI
17th July 2025
51AQI
51AQI
18th July 2025
33AQI
33AQI
19th July 2025
36AQI
36AQI
20th July 2025
33AQI
33AQI
21st July 2025
41AQI
41AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
45AQI
45AQI
24th July 2025
40AQI
40AQI
25th July 2025
29AQI
29AQI
26th July 2025
26AQI
26AQI
27th July 2025
25AQI
25AQI
28th July 2025
27AQI
27AQI
29th July 2025
26AQI
26AQI
30th July 2025
32AQI
32AQI
31st July 2025
32AQI
32AQI
1st August 2025
46AQI
46AQI
2nd August 2025
49AQI
49AQI
3rd August 2025
50AQI
50AQI
4th August 2025
45AQI
45AQI
5th August 2025
44AQI
44AQI
6th August 2025
45AQI
45AQI
7th August 2025
47AQI
47AQI
44AQI
39AQI
47AQI
43AQI
42AQI
34AQI
43AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202542AQI
24
7
25
3
20
11
26
4
24
7
27
3
24
7
7
177
42
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
June34AQI
202439AQI
24
7
25
3
1
21
8
18
11
1
21
10
22
8
31
30
1
26
4
31
26
4
30
1
305
57
2
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
July21AQI
202342AQI
22
7
2
20
8
19
12
17
13
20
11
21
9
26
5
27
4
27
3
28
3
23
6
25
6
275
87
2
Highest AQI recorded in
March52AQI
Lowest AQI recorded in
August32AQI
202243AQI
23
6
2
13
8
17
14
22
8
18
13
26
4
22
1
1
28
26
5
21
9
27
4
244
72
2
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
June35AQI
202140AQI
23
8
22
6
17
13
20
4
21
10
21
9
31
30
1
26
1
22
9
18
12
23
8
274
81
Highest AQI recorded in
May47AQI
Lowest AQI recorded in
August29AQI
202042AQI
7
6
10
11
9
9
22
8
31
16
10
5
18
1
25
6
19
11
22
9
179
71
5
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
July23AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
43AQILeast Polluted Year Recorded
2024(Avg.)
39AQIKaratsu's annual 2025 AQI (42) shows an average percentage change of 1.9% (worsened AQI) compared to previous years: 2020 (42), 2021 (40), 2022 (43), 2023 (42), 2024 (39).
