Sasebo, Sato, Nagasaki, 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
Sasebo, Sato, Nagasaki, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
19th Aug 2023
59AQILowest AQI recorded on
27th Aug 2021
13AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 52 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Sasebo, Sato, Nagasaki, Japan
AQI
Day
Night
.
5 AM6th Aug 2025
7 PM
4 AM7th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
6AM6th Aug
53AQI
Avg. Lowest Time
10AM6th Aug
34AQI
In the last 24 hours,
Sasebo's AQI reached its highest point of 53 at 6 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sasebo, Sato, Nagasaki, 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 2025515 AMAQI
8th Jul 2025526 AMAQI
8th Jul 2025527 AMAQI
8th Jul 2025528 AMAQI
8th Jul 2025329 AMAQI
8th Jul 20253110 AMAQI
8th Jul 20253811 AMAQI
8th Jul 20254412 PMAQI
8th Jul 2025541 PMAQI
8th Jul 2025572 PMAQI
8th Jul 2025593 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025566 PMAQI
8th Jul 2025547 PMAQI
8th Jul 2025538 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255310 PMAQI
8th Jul 20255311 PMAQI
9th Jul 20255212 AMAQI
9th Jul 2025521 AMAQI
9th Jul 2025522 AMAQI
9th Jul 2025533 AMAQI
9th Jul 2025534 AMAQI
28°C24/34°C
9th Jul 2025525 AMAQI
9th Jul 2025526 AMAQI
9th Jul 2025527 AMAQI
9th Jul 2025528 AMAQI
9th Jul 2025489 AMAQI
9th Jul 20254710 AMAQI
9th Jul 20255211 AMAQI
9th Jul 20255812 PMAQI
9th Jul 2025611 PMAQI
9th Jul 2025622 PMAQI
9th Jul 2025653 PMAQI
9th Jul 2025684 PMAQI
9th Jul 2025725 PMAQI
9th Jul 2025716 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025638 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255510 PMAQI
9th Jul 20255511 PMAQI
10th Jul 20255512 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025532 AMAQI
10th Jul 2025533 AMAQI
10th Jul 2025534 AMAQI
28°C25/32°C
10th Jul 2025545 AMAQI
10th Jul 2025536 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025548 AMAQI
10th Jul 2025489 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20254411 AMAQI
10th Jul 20255612 PMAQI
10th Jul 2025631 PMAQI
10th Jul 2025662 PMAQI
10th Jul 2025693 PMAQI
10th Jul 2025674 PMAQI
10th Jul 2025675 PMAQI
10th Jul 2025656 PMAQI
10th Jul 2025697 PMAQI
10th Jul 2025618 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255211 PMAQI
11th Jul 20255512 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025543 AMAQI
11th Jul 2025554 AMAQI
27°C24/33°C
11th Jul 2025555 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025557 AMAQI
11th Jul 2025548 AMAQI
11th Jul 2025559 AMAQI
11th Jul 20255410 AMAQI
11th Jul 20255411 AMAQI
11th Jul 20255512 PMAQI
11th Jul 2025581 PMAQI
11th Jul 2025592 PMAQI
11th Jul 2025583 PMAQI
11th Jul 2025604 PMAQI
11th Jul 2025635 PMAQI
11th Jul 2025636 PMAQI
11th Jul 2025587 PMAQI
11th Jul 2025538 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025552 AMAQI
12th Jul 2025553 AMAQI
12th Jul 2025554 AMAQI
27°C24/32°C
12th Jul 2025555 AMAQI
12th Jul 2025556 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025558 AMAQI
12th Jul 2025399 AMAQI
12th Jul 20253110 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20254112 PMAQI
12th Jul 2025491 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025523 PMAQI
12th Jul 2025534 PMAQI
12th Jul 2025555 PMAQI
12th Jul 2025546 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025518 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255010 PMAQI
12th Jul 20255011 PMAQI
13th Jul 20254912 AMAQI
13th Jul 2025501 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI
27°C24/32°C
13th Jul 2025545 AMAQI
13th Jul 2025546 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20251610 AMAQI
13th Jul 20251911 AMAQI
13th Jul 20252312 PMAQI
13th Jul 2025271 PMAQI
13th Jul 2025322 PMAQI
13th Jul 2025413 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025415 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025438 PMAQI
13th Jul 2025469 PMAQI
13th Jul 20254610 PMAQI
13th Jul 20254411 PMAQI
14th Jul 20254412 AMAQI
14th Jul 2025491 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025533 AMAQI
14th Jul 2025524 AMAQI
27°C24/30°C
14th Jul 2025485 AMAQI
14th Jul 2025486 AMAQI
14th Jul 2025497 AMAQI
14th Jul 2025498 AMAQI
14th Jul 2025249 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025213 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025245 PMAQI
14th Jul 2025286 PMAQI
14th Jul 2025377 PMAQI
14th Jul 2025458 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20254910 PMAQI
14th Jul 20254711 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025471 AMAQI
15th Jul 2025502 AMAQI
15th Jul 2025503 AMAQI
15th Jul 2025484 AMAQI
25°C23/27°C
15th Jul 2025465 AMAQI
15th Jul 2025466 AMAQI
15th Jul 2025457 AMAQI
15th Jul 2025458 AMAQI
15th Jul 2025319 AMAQI
15th Jul 20252810 AMAQI
15th Jul 20254111 AMAQI
15th Jul 20254012 PMAQI
15th Jul 2025421 PMAQI
15th Jul 2025422 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025464 PMAQI
15th Jul 2025425 PMAQI
15th Jul 2025486 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025488 PMAQI
15th Jul 2025469 PMAQI
15th Jul 20254510 PMAQI
15th Jul 20254411 PMAQI
16th Jul 20254312 AMAQI
16th Jul 2025441 AMAQI
16th Jul 2025452 AMAQI
16th Jul 2025483 AMAQI
16th Jul 2025464 AMAQI
25°C22/28°C
16th Jul 2025465 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025447 AMAQI
16th Jul 2025458 AMAQI
16th Jul 2025359 AMAQI
16th Jul 20253510 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253812 PMAQI
16th Jul 2025391 PMAQI
16th Jul 2025432 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025464 PMAQI
16th Jul 2025505 PMAQI
16th Jul 2025566 PMAQI
16th Jul 2025607 PMAQI
16th Jul 2025608 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255011 PMAQI
17th Jul 20254812 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025472 AMAQI
17th Jul 2025473 AMAQI
17th Jul 2025464 AMAQI
26°C22/30°C
17th Jul 2025465 AMAQI
17th Jul 2025476 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025458 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20254911 AMAQI
17th Jul 20255412 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025444 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025416 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025441 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
18th Jul 2025474 AMAQI
27°C24/31°C
18th Jul 2025485 AMAQI
18th Jul 2025496 AMAQI
18th Jul 2025487 AMAQI
18th Jul 2025488 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20251210 AMAQI
18th Jul 20251211 AMAQI
18th Jul 20251612 PMAQI
18th Jul 2025211 PMAQI
18th Jul 2025202 PMAQI
18th Jul 2025183 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025215 PMAQI
18th Jul 2025166 PMAQI
18th Jul 2025187 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253712 AMAQI
19th Jul 2025401 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI
19th Jul 2025444 AMAQI
24°C23/25°C
19th Jul 2025425 AMAQI
19th Jul 2025416 AMAQI
19th Jul 2025417 AMAQI
19th Jul 2025418 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20251610 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20252412 PMAQI
19th Jul 2025231 PMAQI
19th Jul 2025232 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025415 PMAQI
19th Jul 2025416 PMAQI
19th Jul 2025447 PMAQI
19th Jul 2025498 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253911 PMAQI
20th Jul 20253912 AMAQI
20th Jul 2025401 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025433 AMAQI
20th Jul 2025424 AMAQI
26°C24/30°C
20th Jul 2025385 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20251510 AMAQI
20th Jul 20251311 AMAQI
20th Jul 20251712 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025172 PMAQI
20th Jul 2025163 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025215 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20254010 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025404 AMAQI
27°C24/32°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 20252511 AMAQI
21st Jul 20254412 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025322 PMAQI
21st Jul 2025443 PMAQI
21st Jul 2025584 PMAQI
21st Jul 2025555 PMAQI
21st Jul 2025556 PMAQI
21st Jul 2025567 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025519 PMAQI
21st Jul 20255110 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20254912 AMAQI
22nd Jul 2025481 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025393 AMAQI
22nd Jul 2025384 AMAQI
27°C24/31°C
22nd Jul 2025385 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025489 AMAQI
22nd Jul 20255210 AMAQI
22nd Jul 20254911 AMAQI
22nd Jul 20255112 PMAQI
22nd Jul 2025571 PMAQI
22nd Jul 2025522 PMAQI
22nd Jul 2025413 PMAQI
22nd Jul 2025444 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025486 PMAQI
22nd Jul 2025487 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025489 PMAQI
22nd Jul 20254410 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025411 AMAQI
23rd Jul 2025412 AMAQI
23rd Jul 2025423 AMAQI
23rd Jul 2025424 AMAQI
28°C24/33°C
23rd Jul 2025435 AMAQI
23rd Jul 2025446 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025448 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20254410 AMAQI
23rd Jul 20255411 AMAQI
23rd Jul 20255912 PMAQI
23rd Jul 2025591 PMAQI
23rd Jul 2025512 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025535 PMAQI
23rd Jul 2025556 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025588 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255110 PMAQI
23rd Jul 20254611 PMAQI
24th Jul 20254912 AMAQI
24th Jul 2025461 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI
24th Jul 2025444 AMAQI
28°C24/32°C
24th Jul 2025465 AMAQI
24th Jul 2025466 AMAQI
24th Jul 2025467 AMAQI
24th Jul 2025458 AMAQI
24th Jul 2025449 AMAQI
24th Jul 20254710 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255912 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025552 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025564 PMAQI
24th Jul 2025605 PMAQI
24th Jul 2025576 PMAQI
24th Jul 2025447 PMAQI
24th Jul 2025388 PMAQI
24th Jul 2025469 PMAQI
24th Jul 20254510 PMAQI
24th Jul 20254111 PMAQI
25th Jul 20253412 AMAQI
25th Jul 2025371 AMAQI
25th Jul 2025472 AMAQI
25th Jul 2025463 AMAQI
25th Jul 2025474 AMAQI
29°C25/34°C
25th Jul 2025485 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025487 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20251510 AMAQI
25th Jul 20251511 AMAQI
25th Jul 20251612 PMAQI
25th Jul 2025171 PMAQI
25th Jul 2025192 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025214 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025228 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20253111 PMAQI
26th Jul 20253112 AMAQI
26th Jul 2025341 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
26th Jul 2025434 AMAQI
29°C25/34°C
26th Jul 2025395 AMAQI
26th Jul 2025396 AMAQI
26th Jul 2025397 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025209 AMAQI
26th Jul 20251310 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025181 PMAQI
26th Jul 2025182 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025164 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025216 PMAQI
26th Jul 2025207 PMAQI
26th Jul 2025248 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025342 AMAQI
27th Jul 2025393 AMAQI
27th Jul 2025374 AMAQI
28°C25/34°C
27th Jul 2025345 AMAQI
27th Jul 2025346 AMAQI
27th Jul 2025347 AMAQI
27th Jul 2025348 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20251410 AMAQI
27th Jul 20251811 AMAQI
27th Jul 20251412 PMAQI
27th Jul 2025181 PMAQI
27th Jul 2025172 PMAQI
27th Jul 2025163 PMAQI
27th Jul 2025174 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025247 PMAQI
27th Jul 2025258 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252710 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025332 AMAQI
28th Jul 2025353 AMAQI
28th Jul 2025334 AMAQI
29°C25/34°C
28th Jul 2025325 AMAQI
28th Jul 2025316 AMAQI
28th Jul 2025317 AMAQI
28th Jul 2025318 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251310 AMAQI
28th Jul 20251611 AMAQI
28th Jul 20252012 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025222 PMAQI
28th Jul 2025293 PMAQI
28th Jul 2025214 PMAQI
28th Jul 2025225 PMAQI
28th Jul 2025256 PMAQI
28th Jul 2025317 PMAQI
28th Jul 2025358 PMAQI
28th Jul 2025349 PMAQI
28th Jul 20253410 PMAQI
28th Jul 20253011 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025271 AMAQI
29th Jul 2025322 AMAQI
29th Jul 2025313 AMAQI
29th Jul 2025304 AMAQI
29°C24/34°C
29th Jul 2025285 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025297 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025199 AMAQI
29th Jul 20251810 AMAQI
29th Jul 20252011 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025272 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025294 PMAQI
29th Jul 2025335 PMAQI
29th Jul 2025366 PMAQI
29th Jul 2025337 PMAQI
29th Jul 2025328 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252910 PMAQI
29th Jul 20252911 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025301 AMAQI
30th Jul 2025312 AMAQI
30th Jul 2025293 AMAQI
30th Jul 2025304 AMAQI
28°C24/34°C
30th Jul 2025295 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025297 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20251810 AMAQI
30th Jul 20252411 AMAQI
30th Jul 20254212 PMAQI
30th Jul 2025381 PMAQI
30th Jul 2025482 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025484 PMAQI
30th Jul 2025455 PMAQI
30th Jul 2025496 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025468 PMAQI
30th Jul 2025389 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253711 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025341 AMAQI
31st Jul 2025292 AMAQI
31st Jul 2025283 AMAQI
31st Jul 2025284 AMAQI
28°C24/33°C
31st Jul 2025285 AMAQI
31st Jul 2025286 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025289 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20252311 AMAQI
31st Jul 20252112 PMAQI
31st Jul 2025201 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025303 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025405 PMAQI
31st Jul 2025446 PMAQI
31st Jul 2025397 PMAQI
31st Jul 2025488 PMAQI
31st Jul 2025509 PMAQI
31st Jul 20255010 PMAQI
31st Jul 20254811 PMAQI
1st Aug 20254312 AMAQI
1st Aug 2025401 AMAQI
1st Aug 2025382 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025404 AMAQI
28°C24/33°C
1st Aug 2025425 AMAQI
1st Aug 2025436 AMAQI
1st Aug 2025447 AMAQI
1st Aug 2025478 AMAQI
1st Aug 2025569 AMAQI
1st Aug 20255810 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025511 PMAQI
1st Aug 2025532 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025496 PMAQI
1st Aug 2025537 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025479 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20254911 PMAQI
2nd Aug 20254412 AMAQI
2nd Aug 2025461 AMAQI
2nd Aug 2025502 AMAQI
2nd Aug 2025403 AMAQI
2nd Aug 2025464 AMAQI
28°C25/32°C
2nd Aug 2025525 AMAQI
2nd Aug 2025506 AMAQI
2nd Aug 2025447 AMAQI
2nd Aug 2025508 AMAQI
2nd Aug 2025609 AMAQI
2nd Aug 20255710 AMAQI
2nd Aug 20256411 AMAQI
2nd Aug 20256412 PMAQI
2nd Aug 2025641 PMAQI
2nd Aug 2025632 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025604 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025538 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20255211 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025482 AMAQI
3rd Aug 2025503 AMAQI
3rd Aug 2025514 AMAQI
28°C24/33°C
3rd Aug 2025535 AMAQI
3rd Aug 2025546 AMAQI
3rd Aug 2025527 AMAQI
3rd Aug 2025528 AMAQI
3rd Aug 2025579 AMAQI
3rd Aug 20255610 AMAQI
3rd Aug 20256111 AMAQI
3rd Aug 20256812 PMAQI
3rd Aug 2025581 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025563 PMAQI
3rd Aug 2025584 PMAQI
3rd Aug 2025575 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025528 PMAQI
3rd Aug 2025569 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255411 PMAQI
4th Aug 20255312 AMAQI
4th Aug 2025521 AMAQI
4th Aug 2025522 AMAQI
4th Aug 2025523 AMAQI
4th Aug 2025534 AMAQI
28°C24/32°C
4th Aug 2025545 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025537 AMAQI
4th Aug 2025548 AMAQI
4th Aug 2025499 AMAQI
4th Aug 20254410 AMAQI
4th Aug 20255311 AMAQI
4th Aug 20254512 PMAQI
4th Aug 2025481 PMAQI
4th Aug 2025482 PMAQI
4th Aug 2025523 PMAQI
4th Aug 2025514 PMAQI
4th Aug 2025565 PMAQI
4th Aug 2025576 PMAQI
4th Aug 2025527 PMAQI
4th Aug 2025548 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20255010 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254912 AMAQI
5th Aug 2025531 AMAQI
5th Aug 2025522 AMAQI
5th Aug 2025543 AMAQI
5th Aug 2025524 AMAQI
28°C26/31°C
5th Aug 2025505 AMAQI
5th Aug 2025516 AMAQI
5th Aug 2025507 AMAQI
5th Aug 2025518 AMAQI
5th Aug 2025409 AMAQI
5th Aug 20254810 AMAQI
5th Aug 20254911 AMAQI
5th Aug 20254312 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025552 PMAQI
5th Aug 2025463 PMAQI
5th Aug 2025374 PMAQI
5th Aug 2025485 PMAQI
5th Aug 2025396 PMAQI
5th Aug 2025437 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025459 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20255211 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025511 AMAQI
6th Aug 2025522 AMAQI
6th Aug 2025523 AMAQI
6th Aug 2025524 AMAQI
28°C26/31°C
6th Aug 2025525 AMAQI
6th Aug 2025536 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025518 AMAQI
6th Aug 2025409 AMAQI
6th Aug 20253410 AMAQI
6th Aug 20254411 AMAQI
6th Aug 20254312 PMAQI
6th Aug 2025401 PMAQI
6th Aug 2025462 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025464 PMAQI
6th Aug 2025465 PMAQI
6th Aug 2025416 PMAQI
6th Aug 2025467 PMAQI
6th Aug 2025538 PMAQI
6th Aug 2025529 PMAQI
6th Aug 20254810 PMAQI
6th Aug 20254611 PMAQI
7th Aug 20254812 AMAQI
7th Aug 2025501 AMAQI
7th Aug 2025522 AMAQI
7th Aug 2025523 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
45AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM
32AQI
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. 45), while the lowest AQI was between 10 AM to 10 AM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 11 PM
45AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
45AQI
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. 45), while the lowest AQI was between 12 AM to 11 PM (Avg. 45).
2025 Days Vs Air Quality
Sasebo, Sato, Nagasaki, Japan
2025
79%
173
21%
45
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
173 DaysModerate
45 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 218 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
Sasebo, Sato, Nagasaki, 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
31AQI
31AQI
2nd January 2025
42AQI
42AQI
3rd January 2025
33AQI
33AQI
4th January 2025
36AQI
36AQI
5th January 2025
29AQI
29AQI
6th January 2025
51AQI
51AQI
7th January 2025
29AQI
29AQI
8th January 2025
43AQI
43AQI
9th January 2025
29AQI
29AQI
10th January 2025
33AQI
33AQI
11th January 2025
27AQI
27AQI
12th January 2025
35AQI
35AQI
13th January 2025
36AQI
36AQI
14th January 2025
45AQI
45AQI
15th January 2025
42AQI
42AQI
16th January 2025
36AQI
36AQI
17th January 2025
48AQI
48AQI
18th January 2025
46AQI
46AQI
19th January 2025
41AQI
41AQI
20th January 2025
60AQI
60AQI
21st January 2025
70AQI
70AQI
22nd January 2025
75AQI
75AQI
23rd January 2025
62AQI
62AQI
24th January 2025
72AQI
72AQI
25th January 2025
43AQI
43AQI
26th January 2025
44AQI
44AQI
27th January 2025
42AQI
42AQI
28th January 2025
37AQI
37AQI
29th January 2025
34AQI
34AQI
30th January 2025
36AQI
36AQI
31st January 2025
42AQI
42AQI
1st February 2025
36AQI
36AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
42AQI
42AQI
4th February 2025
32AQI
32AQI
5th February 2025
42AQI
42AQI
6th February 2025
32AQI
32AQI
7th February 2025
37AQI
37AQI
8th February 2025
31AQI
31AQI
9th February 2025
32AQI
32AQI
10th February 2025
31AQI
31AQI
11th February 2025
41AQI
41AQI
12th February 2025
32AQI
32AQI
13th February 2025
33AQI
33AQI
14th February 2025
38AQI
38AQI
15th February 2025
30AQI
30AQI
16th February 2025
36AQI
36AQI
17th February 2025
36AQI
36AQI
18th February 2025
33AQI
33AQI
19th February 2025
32AQI
32AQI
20th February 2025
32AQI
32AQI
21st February 2025
31AQI
31AQI
22nd February 2025
38AQI
38AQI
23rd February 2025
36AQI
36AQI
24th February 2025
37AQI
37AQI
25th February 2025
34AQI
34AQI
26th February 2025
51AQI
51AQI
27th February 2025
52AQI
52AQI
28th February 2025
56AQI
56AQI
1st March 2025
48AQI
48AQI
2nd March 2025
37AQI
37AQI
3rd March 2025
41AQI
41AQI
4th March 2025
30AQI
30AQI
5th March 2025
33AQI
33AQI
6th March 2025
31AQI
31AQI
7th March 2025
36AQI
36AQI
8th March 2025
38AQI
38AQI
9th March 2025
45AQI
45AQI
10th March 2025
47AQI
47AQI
11th March 2025
50AQI
50AQI
12th March 2025
46AQI
46AQI
13th March 2025
54AQI
54AQI
14th March 2025
40AQI
40AQI
15th March 2025
31AQI
31AQI
16th March 2025
33AQI
33AQI
17th March 2025
49AQI
49AQI
18th March 2025
47AQI
47AQI
19th March 2025
49AQI
49AQI
20th March 2025
55AQI
55AQI
21st March 2025
58AQI
58AQI
22nd March 2025
65AQI
65AQI
23rd March 2025
59AQI
59AQI
24th March 2025
53AQI
53AQI
25th March 2025
61AQI
61AQI
26th March 2025
55AQI
55AQI
27th March 2025
44AQI
44AQI
28th March 2025
59AQI
59AQI
29th March 2025
50AQI
50AQI
30th March 2025
39AQI
39AQI
31st March 2025
41AQI
41AQI
1st April 2025
39AQI
39AQI
2nd April 2025
36AQI
36AQI
3rd April 2025
36AQI
36AQI
4th April 2025
39AQI
39AQI
5th April 2025
41AQI
41AQI
6th April 2025
43AQI
43AQI
7th April 2025
41AQI
41AQI
8th April 2025
41AQI
41AQI
9th April 2025
55AQI
55AQI
10th April 2025
47AQI
47AQI
11th April 2025
60AQI
60AQI
12th April 2025
49AQI
49AQI
13th April 2025
52AQI
52AQI
14th April 2025
56AQI
56AQI
15th April 2025
37AQI
37AQI
16th April 2025
51AQI
51AQI
17th April 2025
43AQI
43AQI
18th April 2025
53AQI
53AQI
19th April 2025
42AQI
42AQI
20th April 2025
41AQI
41AQI
21st April 2025
38AQI
38AQI
22nd April 2025
29AQI
29AQI
23rd April 2025
25AQI
25AQI
24th April 2025
33AQI
33AQI
25th April 2025
49AQI
49AQI
26th April 2025
44AQI
44AQI
27th April 2025
49AQI
49AQI
28th April 2025
39AQI
39AQI
29th April 2025
49AQI
49AQI
30th April 2025
48AQI
48AQI
1st May 2025
43AQI
43AQI
2nd May 2025
41AQI
41AQI
3rd May 2025
41AQI
41AQI
4th May 2025
42AQI
42AQI
5th May 2025
42AQI
42AQI
6th May 2025
37AQI
37AQI
7th May 2025
36AQI
36AQI
8th May 2025
43AQI
43AQI
9th May 2025
31AQI
31AQI
10th May 2025
37AQI
37AQI
11th May 2025
47AQI
47AQI
12th May 2025
52AQI
52AQI
13th May 2025
56AQI
56AQI
14th May 2025
57AQI
57AQI
15th May 2025
58AQI
58AQI
16th May 2025
58AQI
58AQI
17th May 2025
38AQI
38AQI
18th May 2025
51AQI
51AQI
19th May 2025
51AQI
51AQI
20th May 2025
39AQI
39AQI
21st May 2025
29AQI
29AQI
22nd May 2025
35AQI
35AQI
23rd May 2025
40AQI
40AQI
24th May 2025
25AQI
25AQI
25th May 2025
33AQI
33AQI
26th May 2025
34AQI
34AQI
27th May 2025
42AQI
42AQI
28th May 2025
47AQI
47AQI
29th May 2025
49AQI
49AQI
30th May 2025
42AQI
42AQI
31st May 2025
40AQI
40AQI
1st June 2025
48AQI
48AQI
2nd June 2025
46AQI
46AQI
3rd June 2025
39AQI
39AQI
4th June 2025
44AQI
44AQI
5th June 2025
45AQI
45AQI
6th June 2025
43AQI
43AQI
7th June 2025
54AQI
54AQI
8th June 2025
60AQI
60AQI
9th June 2025
36AQI
36AQI
10th June 2025
33AQI
33AQI
11th June 2025
38AQI
38AQI
12th June 2025
32AQI
32AQI
13th June 2025
33AQI
33AQI
14th June 2025
27AQI
27AQI
15th June 2025
27AQI
27AQI
16th June 2025
29AQI
29AQI
17th June 2025
29AQI
29AQI
18th June 2025
32AQI
32AQI
19th June 2025
32AQI
32AQI
20th June 2025
27AQI
27AQI
21st June 2025
25AQI
25AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
21AQI
21AQI
24th June 2025
21AQI
21AQI
25th June 2025
21AQI
21AQI
26th June 2025
30AQI
30AQI
27th June 2025
28AQI
28AQI
28th June 2025
26AQI
26AQI
29th June 2025
26AQI
26AQI
30th June 2025
36AQI
36AQI
1st July 2025
48AQI
48AQI
2nd July 2025
55AQI
55AQI
3rd July 2025
50AQI
50AQI
4th July 2025
61AQI
61AQI
5th July 2025
51AQI
51AQI
6th July 2025
47AQI
47AQI
7th July 2025
42AQI
42AQI
8th July 2025
51AQI
51AQI
9th July 2025
57AQI
57AQI
10th July 2025
57AQI
57AQI
11th July 2025
56AQI
56AQI
12th July 2025
51AQI
51AQI
13th July 2025
44AQI
44AQI
14th July 2025
39AQI
39AQI
15th July 2025
44AQI
44AQI
16th July 2025
47AQI
47AQI
17th July 2025
46AQI
46AQI
18th July 2025
32AQI
32AQI
19th July 2025
37AQI
37AQI
20th July 2025
32AQI
32AQI
21st July 2025
42AQI
42AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
49AQI
49AQI
24th July 2025
48AQI
48AQI
25th July 2025
31AQI
31AQI
26th July 2025
28AQI
28AQI
27th July 2025
26AQI
26AQI
28th July 2025
28AQI
28AQI
29th July 2025
28AQI
28AQI
30th July 2025
36AQI
36AQI
31st July 2025
34AQI
34AQI
1st August 2025
48AQI
48AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
55AQI
55AQI
4th August 2025
52AQI
52AQI
5th August 2025
49AQI
49AQI
6th August 2025
52AQI
52AQI
43AQI
37AQI
46AQI
44AQI
42AQI
34AQI
43AQI
52AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202542AQI
25
6
25
3
22
9
24
6
24
7
28
2
23
8
2
4
173
45
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
June34AQI
202437AQI
29
2
26
2
1
26
5
22
7
1
23
8
23
7
31
28
3
25
5
31
27
3
30
1
321
43
2
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
July22AQI
202338AQI
25
4
2
22
6
21
10
18
12
25
6
25
5
27
4
28
3
28
2
31
24
3
26
5
300
60
2
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
August30AQI
202238AQI
25
6
19
2
22
9
16
1
23
8
27
3
21
3
1
27
1
29
2
25
5
30
1
265
41
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
August33AQI
202135AQI
29
2
24
4
25
4
17
4
23
8
24
6
31
31
30
27
4
26
4
29
2
316
38
Highest AQI recorded in
May43AQI
Lowest AQI recorded in
August27AQI
202038AQI
1
14
7
10
8
23
7
30
1
11
7
3
1
14
1
26
5
130
36
3
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
September0AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
42AQILeast Polluted Year Recorded
2021(Avg.)
35AQISasebo's annual 2025 AQI (42) shows an average percentage change of 11.7% (worsened AQI) compared to previous years: 2020 (38), 2021 (35), 2022 (38), 2023 (38), 2024 (37).
