Shimabara, 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
Shimabara, Nagasaki, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2024
68AQILowest AQI recorded on
3rd Aug 2022
10AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Shimabara, Nagasaki, Japan
AQI
Day
Night
.
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
Day time
Avg. Highest Time
6AM4th Aug
47AQI
Avg. Lowest Time
12PM4th Aug
29AQI
Night time
Avg. Highest Time
9PM4th Aug
46AQI
Avg. Lowest Time
3AM5th Aug
44AQI
In the last 24 hours,
Shimabara's AQI reached its highest point of 47 at 6 AM during the Day, while the lowest point, 29, was recorded at 12 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Shimabara, Nagasaki, Japan
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025655 AMAQI
6th Jul 2025656 AMAQI
6th Jul 2025657 AMAQI
6th Jul 2025668 AMAQI
6th Jul 2025489 AMAQI
6th Jul 20252810 AMAQI
6th Jul 20253111 AMAQI
6th Jul 20253012 PMAQI
6th Jul 2025321 PMAQI
6th Jul 2025322 PMAQI
6th Jul 2025303 PMAQI
6th Jul 2025304 PMAQI
6th Jul 2025325 PMAQI
6th Jul 2025356 PMAQI
6th Jul 2025347 PMAQI
6th Jul 2025388 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255510 PMAQI
6th Jul 20255411 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025622 AMAQI
7th Jul 2025643 AMAQI
7th Jul 2025634 AMAQI
27°C25/29°C
7th Jul 2025605 AMAQI
7th Jul 2025606 AMAQI
7th Jul 2025607 AMAQI
7th Jul 2025608 AMAQI
7th Jul 2025369 AMAQI
7th Jul 20253310 AMAQI
7th Jul 20253111 AMAQI
7th Jul 20252912 PMAQI
7th Jul 2025351 PMAQI
7th Jul 2025342 PMAQI
7th Jul 2025333 PMAQI
7th Jul 2025314 PMAQI
7th Jul 2025355 PMAQI
7th Jul 2025376 PMAQI
7th Jul 2025347 PMAQI
7th Jul 2025398 PMAQI
7th Jul 2025539 PMAQI
7th Jul 20255210 PMAQI
7th Jul 20255211 PMAQI
8th Jul 20255312 AMAQI
8th Jul 2025541 AMAQI
8th Jul 2025592 AMAQI
8th Jul 2025603 AMAQI
8th Jul 2025594 AMAQI
27°C24/29°C
8th Jul 2025575 AMAQI
8th Jul 2025576 AMAQI
8th Jul 2025577 AMAQI
8th Jul 2025568 AMAQI
8th Jul 2025389 AMAQI
8th Jul 20254110 AMAQI
8th Jul 20254611 AMAQI
8th Jul 20254612 PMAQI
8th Jul 2025501 PMAQI
8th Jul 2025542 PMAQI
8th Jul 2025573 PMAQI
8th Jul 2025594 PMAQI
8th Jul 2025595 PMAQI
8th Jul 2025626 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025579 PMAQI
8th Jul 20255510 PMAQI
8th Jul 20255411 PMAQI
9th Jul 20255312 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025573 AMAQI
9th Jul 2025574 AMAQI
28°C26/31°C
9th Jul 2025565 AMAQI
9th Jul 2025566 AMAQI
9th Jul 2025567 AMAQI
9th Jul 2025568 AMAQI
9th Jul 2025579 AMAQI
9th Jul 20256010 AMAQI
9th Jul 20256311 AMAQI
9th Jul 20256612 PMAQI
9th Jul 2025721 PMAQI
9th Jul 2025782 PMAQI
9th Jul 2025783 PMAQI
9th Jul 2025744 PMAQI
9th Jul 2025785 PMAQI
9th Jul 2025706 PMAQI
9th Jul 2025687 PMAQI
9th Jul 2025648 PMAQI
9th Jul 2025589 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025581 AMAQI
10th Jul 2025562 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025574 AMAQI
28°C25/31°C
10th Jul 2025585 AMAQI
10th Jul 2025586 AMAQI
10th Jul 2025587 AMAQI
10th Jul 2025588 AMAQI
10th Jul 2025489 AMAQI
10th Jul 20255010 AMAQI
10th Jul 20254811 AMAQI
10th Jul 20254712 PMAQI
10th Jul 2025531 PMAQI
10th Jul 2025512 PMAQI
10th Jul 2025483 PMAQI
10th Jul 2025554 PMAQI
10th Jul 2025495 PMAQI
10th Jul 2025446 PMAQI
10th Jul 2025397 PMAQI
10th Jul 2025408 PMAQI
10th Jul 2025499 PMAQI
10th Jul 20254810 PMAQI
10th Jul 20254611 PMAQI
11th Jul 20254612 AMAQI
11th Jul 2025491 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025574 AMAQI
28°C25/30°C
11th Jul 2025575 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025567 AMAQI
11th Jul 2025568 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251711 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025261 PMAQI
11th Jul 2025272 PMAQI
11th Jul 2025263 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025285 PMAQI
11th Jul 2025266 PMAQI
11th Jul 2025237 PMAQI
11th Jul 2025288 PMAQI
11th Jul 2025429 PMAQI
11th Jul 20254210 PMAQI
11th Jul 20254211 PMAQI
12th Jul 20254212 AMAQI
12th Jul 2025471 AMAQI
12th Jul 2025552 AMAQI
12th Jul 2025563 AMAQI
12th Jul 2025544 AMAQI
28°C26/30°C
12th Jul 2025525 AMAQI
12th Jul 2025526 AMAQI
12th Jul 2025527 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20252010 AMAQI
12th Jul 20252211 AMAQI
12th Jul 20252012 PMAQI
12th Jul 2025271 PMAQI
12th Jul 2025302 PMAQI
12th Jul 2025293 PMAQI
12th Jul 2025264 PMAQI
12th Jul 2025255 PMAQI
12th Jul 2025256 PMAQI
12th Jul 2025207 PMAQI
12th Jul 2025308 PMAQI
12th Jul 2025399 PMAQI
12th Jul 20254010 PMAQI
12th Jul 20254111 PMAQI
13th Jul 20253812 AMAQI
13th Jul 2025441 AMAQI
13th Jul 2025532 AMAQI
13th Jul 2025533 AMAQI
13th Jul 2025524 AMAQI
28°C25/30°C
13th Jul 2025505 AMAQI
13th Jul 2025516 AMAQI
13th Jul 2025517 AMAQI
13th Jul 2025518 AMAQI
13th Jul 2025359 AMAQI
13th Jul 20252010 AMAQI
13th Jul 20252511 AMAQI
13th Jul 20252312 PMAQI
13th Jul 2025271 PMAQI
13th Jul 2025252 PMAQI
13th Jul 2025273 PMAQI
13th Jul 2025254 PMAQI
13th Jul 2025255 PMAQI
13th Jul 2025276 PMAQI
13th Jul 2025237 PMAQI
13th Jul 2025308 PMAQI
13th Jul 2025479 PMAQI
13th Jul 20255010 PMAQI
13th Jul 20254711 PMAQI
14th Jul 20254512 AMAQI
14th Jul 2025501 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
14th Jul 2025504 AMAQI
26°C25/29°C
14th Jul 2025475 AMAQI
14th Jul 2025486 AMAQI
14th Jul 2025477 AMAQI
14th Jul 2025478 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20252010 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025212 PMAQI
14th Jul 2025213 PMAQI
14th Jul 2025204 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025226 PMAQI
14th Jul 2025257 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025399 PMAQI
14th Jul 20254010 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025471 AMAQI
15th Jul 2025512 AMAQI
15th Jul 2025513 AMAQI
15th Jul 2025484 AMAQI
25°C24/26°C
15th Jul 2025455 AMAQI
15th Jul 2025466 AMAQI
15th Jul 2025457 AMAQI
15th Jul 2025458 AMAQI
15th Jul 2025429 AMAQI
15th Jul 20254210 AMAQI
15th Jul 20254011 AMAQI
15th Jul 20254312 PMAQI
15th Jul 2025421 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025414 PMAQI
15th Jul 2025455 PMAQI
15th Jul 2025446 PMAQI
15th Jul 2025397 PMAQI
15th Jul 2025408 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254010 PMAQI
15th Jul 20254111 PMAQI
16th Jul 20254412 AMAQI
16th Jul 2025451 AMAQI
16th Jul 2025492 AMAQI
16th Jul 2025493 AMAQI
16th Jul 2025484 AMAQI
26°C24/27°C
16th Jul 2025485 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025457 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025379 AMAQI
16th Jul 20254110 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20254712 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025622 PMAQI
16th Jul 2025673 PMAQI
16th Jul 2025704 PMAQI
16th Jul 2025685 PMAQI
16th Jul 2025676 PMAQI
16th Jul 2025667 PMAQI
16th Jul 2025638 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255311 PMAQI
17th Jul 20255112 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025492 AMAQI
17th Jul 2025483 AMAQI
17th Jul 2025484 AMAQI
26°C23/28°C
17th Jul 2025505 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025489 AMAQI
17th Jul 20255110 AMAQI
17th Jul 20254611 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025541 PMAQI
17th Jul 2025592 PMAQI
17th Jul 2025663 PMAQI
17th Jul 2025644 PMAQI
17th Jul 2025635 PMAQI
17th Jul 2025596 PMAQI
17th Jul 2025587 PMAQI
17th Jul 2025448 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20253811 PMAQI
18th Jul 20253912 AMAQI
18th Jul 2025441 AMAQI
18th Jul 2025512 AMAQI
18th Jul 2025503 AMAQI
18th Jul 2025504 AMAQI
26°C25/29°C
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025259 AMAQI
18th Jul 20251410 AMAQI
18th Jul 20251411 AMAQI
18th Jul 20251712 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025212 PMAQI
18th Jul 2025193 PMAQI
18th Jul 2025194 PMAQI
18th Jul 2025185 PMAQI
18th Jul 2025196 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253410 PMAQI
18th Jul 20253711 PMAQI
19th Jul 20253612 AMAQI
19th Jul 2025401 AMAQI
19th Jul 2025492 AMAQI
19th Jul 2025493 AMAQI
19th Jul 2025474 AMAQI
24°C23/24°C
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025437 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025239 AMAQI
19th Jul 20251610 AMAQI
19th Jul 20251711 AMAQI
19th Jul 20251612 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025235 PMAQI
19th Jul 2025276 PMAQI
19th Jul 2025337 PMAQI
19th Jul 2025378 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025452 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025434 AMAQI
26°C24/29°C
20th Jul 2025405 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025163 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025215 PMAQI
20th Jul 2025186 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025289 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20252711 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025341 AMAQI
21st Jul 2025392 AMAQI
21st Jul 2025413 AMAQI
21st Jul 2025394 AMAQI
27°C24/30°C
21st Jul 2025375 AMAQI
21st Jul 2025376 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025368 AMAQI
21st Jul 2025179 AMAQI
21st Jul 20251410 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252512 PMAQI
21st Jul 2025201 PMAQI
21st Jul 2025182 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025234 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025256 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025339 PMAQI
21st Jul 20253910 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20253812 AMAQI
22nd Jul 2025371 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025373 AMAQI
22nd Jul 2025354 AMAQI
28°C25/30°C
22nd Jul 2025335 AMAQI
22nd Jul 2025336 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025338 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20252911 AMAQI
22nd Jul 20253512 PMAQI
22nd Jul 2025491 PMAQI
22nd Jul 2025512 PMAQI
22nd Jul 2025513 PMAQI
22nd Jul 2025544 PMAQI
22nd Jul 2025525 PMAQI
22nd Jul 2025586 PMAQI
22nd Jul 2025607 PMAQI
22nd Jul 2025618 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20254710 PMAQI
22nd Jul 20254811 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025431 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025363 AMAQI
23rd Jul 2025374 AMAQI
28°C25/31°C
23rd Jul 2025375 AMAQI
23rd Jul 2025376 AMAQI
23rd Jul 2025377 AMAQI
23rd Jul 2025378 AMAQI
23rd Jul 2025329 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20254112 PMAQI
23rd Jul 2025381 PMAQI
23rd Jul 2025502 PMAQI
23rd Jul 2025573 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025586 PMAQI
23rd Jul 2025597 PMAQI
23rd Jul 2025588 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20254910 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20254312 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025372 AMAQI
24th Jul 2025393 AMAQI
24th Jul 2025404 AMAQI
29°C25/31°C
24th Jul 2025415 AMAQI
24th Jul 2025406 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025359 AMAQI
24th Jul 20252410 AMAQI
24th Jul 20253311 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025363 PMAQI
24th Jul 2025404 PMAQI
24th Jul 2025325 PMAQI
24th Jul 2025276 PMAQI
24th Jul 2025247 PMAQI
24th Jul 2025248 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252710 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252712 AMAQI
25th Jul 2025331 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025393 AMAQI
25th Jul 2025394 AMAQI
28°C26/31°C
25th Jul 2025385 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025219 AMAQI
25th Jul 20251710 AMAQI
25th Jul 20251811 AMAQI
25th Jul 20251812 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025172 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025175 PMAQI
25th Jul 2025186 PMAQI
25th Jul 2025167 PMAQI
25th Jul 2025198 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252610 PMAQI
25th Jul 20252611 PMAQI
26th Jul 20252712 AMAQI
26th Jul 2025301 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025363 AMAQI
26th Jul 2025354 AMAQI
28°C26/32°C
26th Jul 2025335 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025327 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251410 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025151 PMAQI
26th Jul 2025162 PMAQI
26th Jul 2025173 PMAQI
26th Jul 2025194 PMAQI
26th Jul 2025195 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025177 PMAQI
26th Jul 2025198 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252310 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252412 AMAQI
27th Jul 2025261 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025333 AMAQI
27th Jul 2025314 AMAQI
27°C25/31°C
27th Jul 2025305 AMAQI
27th Jul 2025296 AMAQI
27th Jul 2025297 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251412 PMAQI
27th Jul 2025141 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025163 PMAQI
27th Jul 2025194 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025178 PMAQI
27th Jul 2025249 PMAQI
27th Jul 20252110 PMAQI
27th Jul 20252111 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025292 AMAQI
28th Jul 2025293 AMAQI
28th Jul 2025284 AMAQI
28°C25/31°C
28th Jul 2025265 AMAQI
28th Jul 2025266 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025268 AMAQI
28th Jul 2025199 AMAQI
28th Jul 20252110 AMAQI
28th Jul 20252311 AMAQI
28th Jul 20252012 PMAQI
28th Jul 2025201 PMAQI
28th Jul 2025202 PMAQI
28th Jul 2025203 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025206 PMAQI
28th Jul 2025197 PMAQI
28th Jul 2025228 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252111 PMAQI
29th Jul 20252212 AMAQI
29th Jul 2025211 AMAQI
29th Jul 2025252 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025264 AMAQI
28°C25/32°C
29th Jul 2025255 AMAQI
29th Jul 2025256 AMAQI
29th Jul 2025257 AMAQI
29th Jul 2025258 AMAQI
29th Jul 2025199 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20252611 AMAQI
29th Jul 20252212 PMAQI
29th Jul 2025291 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025233 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025226 PMAQI
29th Jul 2025247 PMAQI
29th Jul 2025258 PMAQI
29th Jul 2025229 PMAQI
29th Jul 20252510 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025261 AMAQI
30th Jul 2025262 AMAQI
30th Jul 2025263 AMAQI
30th Jul 2025264 AMAQI
28°C25/31°C
30th Jul 2025245 AMAQI
30th Jul 2025256 AMAQI
30th Jul 2025247 AMAQI
30th Jul 2025248 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252810 AMAQI
30th Jul 20252511 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025263 PMAQI
30th Jul 2025254 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025286 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20252810 PMAQI
30th Jul 20252911 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025271 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025254 AMAQI
28°C25/31°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 20252811 AMAQI
31st Jul 20252212 PMAQI
31st Jul 2025211 PMAQI
31st Jul 2025182 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025244 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025297 PMAQI
31st Jul 2025358 PMAQI
31st Jul 2025409 PMAQI
31st Jul 20254210 PMAQI
31st Jul 20254211 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025294 AMAQI
28°C24/32°C
1st Aug 2025305 AMAQI
1st Aug 2025306 AMAQI
1st Aug 2025327 AMAQI
1st Aug 2025328 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255810 AMAQI
1st Aug 20255711 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025543 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025565 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025449 PMAQI
1st Aug 20254310 PMAQI
1st Aug 20254211 PMAQI
2nd Aug 20253912 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025343 AMAQI
2nd Aug 2025364 AMAQI
29°C26/31°C
2nd Aug 2025415 AMAQI
2nd Aug 2025416 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025509 AMAQI
2nd Aug 20255110 AMAQI
2nd Aug 20255611 AMAQI
2nd Aug 20256012 PMAQI
2nd Aug 2025581 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025536 PMAQI
2nd Aug 2025557 PMAQI
2nd Aug 2025528 PMAQI
2nd Aug 2025489 PMAQI
2nd Aug 20254610 PMAQI
2nd Aug 20254511 PMAQI
3rd Aug 20254212 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025392 AMAQI
3rd Aug 2025403 AMAQI
3rd Aug 2025434 AMAQI
29°C26/31°C
3rd Aug 2025455 AMAQI
3rd Aug 2025436 AMAQI
3rd Aug 2025447 AMAQI
3rd Aug 2025448 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255010 AMAQI
3rd Aug 20255311 AMAQI
3rd Aug 20255712 PMAQI
3rd Aug 2025551 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025543 PMAQI
3rd Aug 2025574 PMAQI
3rd Aug 2025535 PMAQI
3rd Aug 2025526 PMAQI
3rd Aug 2025537 PMAQI
3rd Aug 2025498 PMAQI
3rd Aug 2025489 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254111 PMAQI
4th Aug 20254312 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025422 AMAQI
4th Aug 2025423 AMAQI
4th Aug 2025464 AMAQI
28°C26/29°C
4th Aug 2025465 AMAQI
4th Aug 2025476 AMAQI
4th Aug 2025467 AMAQI
4th Aug 2025478 AMAQI
4th Aug 2025339 AMAQI
4th Aug 20253410 AMAQI
4th Aug 20253311 AMAQI
4th Aug 20252912 PMAQI
4th Aug 2025361 PMAQI
4th Aug 2025322 PMAQI
4th Aug 2025363 PMAQI
4th Aug 2025414 PMAQI
4th Aug 2025435 PMAQI
4th Aug 2025466 PMAQI
4th Aug 2025417 PMAQI
4th Aug 2025458 PMAQI
4th Aug 2025469 PMAQI
4th Aug 20254510 PMAQI
4th Aug 20254511 PMAQI
5th Aug 20254512 AMAQI
5th Aug 2025451 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025443 AMAQI
5th Aug 2025454 AMAQI
28°C26/29°C
5th Aug 2025445 AMAQI
5 AM5th Aug 2025436 AMAQI
5th Aug 2025447 AMAQI
5th Aug 2025438 AMAQI
5th Aug 2025369 AMAQI
5th Aug 20253810 AMAQI
5th Aug 20254411 AMAQI
5th Aug 20254112 PMAQI
12 PM5th Aug 2025461 PMAQI
5th Aug 2025562 PMAQI
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
32AQI
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. 32).
Night time
Avg. Highest Time
2 AM - 4 AM
44AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM
38AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 4 AM (Avg. 44), while the lowest AQI was between 8 PM to 8 PM (Avg. 38).
2025 Days Vs Air Quality
Shimabara, Nagasaki, Japan
2025
80%
173
20%
43
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
173 DaysModerate
43 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 217 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
Shimabara, 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
40AQI
40AQI
3rd January 2025
38AQI
38AQI
4th January 2025
34AQI
34AQI
5th January 2025
32AQI
32AQI
6th January 2025
49AQI
49AQI
7th January 2025
31AQI
31AQI
8th January 2025
38AQI
38AQI
9th January 2025
29AQI
29AQI
10th January 2025
34AQI
34AQI
11th January 2025
29AQI
29AQI
12th January 2025
35AQI
35AQI
13th January 2025
41AQI
41AQI
14th January 2025
44AQI
44AQI
15th January 2025
47AQI
47AQI
16th January 2025
40AQI
40AQI
17th January 2025
51AQI
51AQI
18th January 2025
52AQI
52AQI
19th January 2025
56AQI
56AQI
20th January 2025
54AQI
54AQI
21st January 2025
78AQI
78AQI
22nd January 2025
75AQI
75AQI
23rd January 2025
72AQI
72AQI
24th January 2025
74AQI
74AQI
25th January 2025
48AQI
48AQI
26th January 2025
46AQI
46AQI
27th January 2025
42AQI
42AQI
28th January 2025
37AQI
37AQI
29th January 2025
34AQI
34AQI
30th January 2025
35AQI
35AQI
31st January 2025
42AQI
42AQI
1st February 2025
40AQI
40AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
46AQI
46AQI
4th February 2025
31AQI
31AQI
5th February 2025
39AQI
39AQI
6th February 2025
32AQI
32AQI
7th February 2025
35AQI
35AQI
8th February 2025
35AQI
35AQI
9th February 2025
33AQI
33AQI
10th February 2025
36AQI
36AQI
11th February 2025
42AQI
42AQI
12th February 2025
41AQI
41AQI
13th February 2025
36AQI
36AQI
14th February 2025
39AQI
39AQI
15th February 2025
35AQI
35AQI
16th February 2025
36AQI
36AQI
17th February 2025
42AQI
42AQI
18th February 2025
35AQI
35AQI
19th February 2025
38AQI
38AQI
20th February 2025
36AQI
36AQI
21st February 2025
36AQI
36AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
37AQI
37AQI
24th February 2025
40AQI
40AQI
25th February 2025
38AQI
38AQI
26th February 2025
43AQI
43AQI
27th February 2025
64AQI
64AQI
28th February 2025
57AQI
57AQI
1st March 2025
55AQI
55AQI
2nd March 2025
40AQI
40AQI
3rd March 2025
42AQI
42AQI
4th March 2025
30AQI
30AQI
5th March 2025
32AQI
32AQI
6th March 2025
32AQI
32AQI
7th March 2025
34AQI
34AQI
8th March 2025
41AQI
41AQI
9th March 2025
44AQI
44AQI
10th March 2025
47AQI
47AQI
11th March 2025
40AQI
40AQI
12th March 2025
50AQI
50AQI
13th March 2025
52AQI
52AQI
14th March 2025
37AQI
37AQI
15th March 2025
33AQI
33AQI
16th March 2025
29AQI
29AQI
17th March 2025
46AQI
46AQI
18th March 2025
43AQI
43AQI
19th March 2025
40AQI
40AQI
20th March 2025
51AQI
51AQI
21st March 2025
53AQI
53AQI
22nd March 2025
62AQI
62AQI
23rd March 2025
58AQI
58AQI
24th March 2025
46AQI
46AQI
25th March 2025
60AQI
60AQI
26th March 2025
58AQI
58AQI
27th March 2025
49AQI
49AQI
28th March 2025
60AQI
60AQI
29th March 2025
55AQI
55AQI
30th March 2025
46AQI
46AQI
31st March 2025
50AQI
50AQI
1st April 2025
48AQI
48AQI
2nd April 2025
37AQI
37AQI
3rd April 2025
41AQI
41AQI
4th April 2025
39AQI
39AQI
5th April 2025
43AQI
43AQI
6th April 2025
45AQI
45AQI
7th April 2025
41AQI
41AQI
8th April 2025
36AQI
36AQI
9th April 2025
54AQI
54AQI
10th April 2025
42AQI
42AQI
11th April 2025
58AQI
58AQI
12th April 2025
50AQI
50AQI
13th April 2025
49AQI
49AQI
14th April 2025
56AQI
56AQI
15th April 2025
33AQI
33AQI
16th April 2025
49AQI
49AQI
17th April 2025
43AQI
43AQI
18th April 2025
49AQI
49AQI
19th April 2025
48AQI
48AQI
20th April 2025
36AQI
36AQI
21st April 2025
42AQI
42AQI
22nd April 2025
29AQI
29AQI
23rd April 2025
27AQI
27AQI
24th April 2025
33AQI
33AQI
25th April 2025
45AQI
45AQI
26th April 2025
44AQI
44AQI
27th April 2025
49AQI
49AQI
28th April 2025
40AQI
40AQI
29th April 2025
51AQI
51AQI
30th April 2025
51AQI
51AQI
1st May 2025
44AQI
44AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
41AQI
41AQI
4th May 2025
38AQI
38AQI
5th May 2025
41AQI
41AQI
6th May 2025
35AQI
35AQI
7th May 2025
37AQI
37AQI
8th May 2025
46AQI
46AQI
9th May 2025
33AQI
33AQI
10th May 2025
39AQI
39AQI
11th May 2025
48AQI
48AQI
12th May 2025
53AQI
53AQI
13th May 2025
58AQI
58AQI
14th May 2025
59AQI
59AQI
15th May 2025
56AQI
56AQI
16th May 2025
60AQI
60AQI
17th May 2025
39AQI
39AQI
18th May 2025
44AQI
44AQI
19th May 2025
51AQI
51AQI
20th May 2025
40AQI
40AQI
21st May 2025
29AQI
29AQI
22nd May 2025
34AQI
34AQI
23rd May 2025
43AQI
43AQI
24th May 2025
29AQI
29AQI
25th May 2025
33AQI
33AQI
26th May 2025
38AQI
38AQI
27th May 2025
46AQI
46AQI
28th May 2025
50AQI
50AQI
29th May 2025
50AQI
50AQI
30th May 2025
44AQI
44AQI
31st May 2025
43AQI
43AQI
1st June 2025
49AQI
49AQI
2nd June 2025
49AQI
49AQI
3rd June 2025
33AQI
33AQI
4th June 2025
46AQI
46AQI
5th June 2025
47AQI
47AQI
6th June 2025
48AQI
48AQI
7th June 2025
57AQI
57AQI
8th June 2025
61AQI
61AQI
9th June 2025
33AQI
33AQI
10th June 2025
30AQI
30AQI
11th June 2025
36AQI
36AQI
12th June 2025
37AQI
37AQI
13th June 2025
39AQI
39AQI
14th June 2025
28AQI
28AQI
15th June 2025
28AQI
28AQI
16th June 2025
31AQI
31AQI
17th June 2025
28AQI
28AQI
18th June 2025
31AQI
31AQI
19th June 2025
32AQI
32AQI
20th June 2025
29AQI
29AQI
21st June 2025
25AQI
25AQI
22nd June 2025
16AQI
16AQI
23rd June 2025
17AQI
17AQI
24th June 2025
22AQI
22AQI
25th June 2025
23AQI
23AQI
26th June 2025
23AQI
23AQI
27th June 2025
25AQI
25AQI
28th June 2025
26AQI
26AQI
29th June 2025
28AQI
28AQI
30th June 2025
44AQI
44AQI
1st July 2025
64AQI
64AQI
2nd July 2025
83AQI
83AQI
3rd July 2025
69AQI
69AQI
4th July 2025
77AQI
77AQI
5th July 2025
59AQI
59AQI
6th July 2025
48AQI
48AQI
7th July 2025
47AQI
47AQI
8th July 2025
55AQI
55AQI
9th July 2025
63AQI
63AQI
10th July 2025
51AQI
51AQI
11th July 2025
39AQI
39AQI
12th July 2025
38AQI
38AQI
13th July 2025
38AQI
38AQI
14th July 2025
36AQI
36AQI
15th July 2025
44AQI
44AQI
16th July 2025
53AQI
53AQI
17th July 2025
51AQI
51AQI
18th July 2025
34AQI
34AQI
19th July 2025
34AQI
34AQI
20th July 2025
30AQI
30AQI
21st July 2025
30AQI
30AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
45AQI
45AQI
24th July 2025
34AQI
34AQI
25th July 2025
26AQI
26AQI
26th July 2025
24AQI
24AQI
27th July 2025
23AQI
23AQI
28th July 2025
23AQI
23AQI
29th July 2025
24AQI
24AQI
30th July 2025
27AQI
27AQI
31st July 2025
28AQI
28AQI
1st August 2025
44AQI
44AQI
2nd August 2025
47AQI
47AQI
3rd August 2025
48AQI
48AQI
4th August 2025
42AQI
42AQI
45AQI
39AQI
46AQI
44AQI
43AQI
34AQI
43AQI
45AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202542AQI
23
8
26
2
21
10
25
5
25
6
28
2
21
10
4
173
43
Highest AQI recorded in
March46AQI
Lowest AQI recorded in
June34AQI
202438AQI
28
3
25
3
1
29
2
24
6
21
10
25
5
31
26
5
23
7
30
1
24
6
31
317
48
1
Highest AQI recorded in
May49AQI
Lowest AQI recorded in
July22AQI
202340AQI
23
7
1
23
5
22
9
19
11
23
8
25
5
22
9
28
3
27
3
29
2
21
6
27
4
289
72
1
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
August30AQI
202240AQI
26
5
18
3
24
7
24
6
23
8
22
8
21
4
2
1
25
4
29
2
25
5
31
270
53
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
August29AQI
202138AQI
25
6
26
2
26
5
19
3
22
9
22
8
30
1
31
28
2
24
7
23
7
30
1
306
51
Highest AQI recorded in
June45AQI
Lowest AQI recorded in
August31AQI
202037AQI
10
3
16
5
14
4
23
7
31
13
9
2
2
14
1
26
5
149
34
2
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
September15AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
42AQILeast Polluted Year Recorded
2020(Avg.)
37AQIShimabara's annual 2025 AQI (42) shows an average percentage change of 8.7% (worsened AQI) compared to previous years: 2020 (37), 2021 (38), 2022 (40), 2023 (40), 2024 (38).
