Obamacho Kitahonmachi, 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
Obamacho Kitahonmachi, 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
31st Aug 2023
13AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 44 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Obamacho Kitahonmachi, Shimabara, 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
7PM6th Aug
48AQI
Avg. Lowest Time
9AM6th Aug
31AQI
In the last 24 hours,
Obamacho Kitahonmachi's AQI reached its highest point of 48 at 7 PM during the Night, while the lowest point, 31, was recorded at 9 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Obamacho Kitahonmachi, Shimabara, 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 2025555 AMAQI
8th Jul 2025556 AMAQI
8th Jul 2025557 AMAQI
8th Jul 2025558 AMAQI
8th Jul 2025369 AMAQI
8th Jul 20254110 AMAQI
8th Jul 20254111 AMAQI
8th Jul 20253712 PMAQI
8th Jul 2025441 PMAQI
8th Jul 2025512 PMAQI
8th Jul 2025543 PMAQI
8th Jul 2025574 PMAQI
8th Jul 2025555 PMAQI
8th Jul 2025596 PMAQI
8th Jul 2025557 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025569 PMAQI
8th Jul 20255210 PMAQI
8th Jul 20255111 PMAQI
9th Jul 20255212 AMAQI
9th Jul 2025541 AMAQI
9th Jul 2025552 AMAQI
9th Jul 2025553 AMAQI
9th Jul 2025554 AMAQI
28°C26/31°C
9th Jul 2025545 AMAQI
9th Jul 2025546 AMAQI
9th Jul 2025547 AMAQI
9th Jul 2025548 AMAQI
9th Jul 2025579 AMAQI
9th Jul 20255610 AMAQI
9th Jul 20255611 AMAQI
9th Jul 20255812 PMAQI
9th Jul 2025681 PMAQI
9th Jul 2025762 PMAQI
9th Jul 2025763 PMAQI
9th Jul 2025714 PMAQI
9th Jul 2025745 PMAQI
9th Jul 2025676 PMAQI
9th Jul 2025697 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025579 PMAQI
9th Jul 20255810 PMAQI
9th Jul 20255811 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025551 AMAQI
10th Jul 2025552 AMAQI
10th Jul 2025543 AMAQI
10th Jul 2025554 AMAQI
28°C25/31°C
10th Jul 2025565 AMAQI
10th Jul 2025566 AMAQI
10th Jul 2025567 AMAQI
10th Jul 2025568 AMAQI
10th Jul 2025539 AMAQI
10th Jul 20255610 AMAQI
10th Jul 20255411 AMAQI
10th Jul 20254812 PMAQI
10th Jul 2025511 PMAQI
10th Jul 2025492 PMAQI
10th Jul 2025443 PMAQI
10th Jul 2025544 PMAQI
10th Jul 2025485 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025447 PMAQI
10th Jul 2025458 PMAQI
10th Jul 2025509 PMAQI
10th Jul 20254910 PMAQI
10th Jul 20254411 PMAQI
11th Jul 20254512 AMAQI
11th Jul 2025481 AMAQI
11th Jul 2025532 AMAQI
11th Jul 2025563 AMAQI
11th Jul 2025564 AMAQI
28°C25/30°C
11th Jul 2025555 AMAQI
11th Jul 2025556 AMAQI
11th Jul 2025557 AMAQI
11th Jul 2025568 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025281 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025273 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025295 PMAQI
11th Jul 2025276 PMAQI
11th Jul 2025257 PMAQI
11th Jul 2025288 PMAQI
11th Jul 2025429 PMAQI
11th Jul 20254210 PMAQI
11th Jul 20254211 PMAQI
12th Jul 20254212 AMAQI
12th Jul 2025441 AMAQI
12th Jul 2025542 AMAQI
12th Jul 2025543 AMAQI
12th Jul 2025544 AMAQI
28°C26/30°C
12th Jul 2025515 AMAQI
12th Jul 2025526 AMAQI
12th Jul 2025527 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025269 AMAQI
12th Jul 20251810 AMAQI
12th Jul 20252311 AMAQI
12th Jul 20252212 PMAQI
12th Jul 2025271 PMAQI
12th Jul 2025302 PMAQI
12th Jul 2025313 PMAQI
12th Jul 2025264 PMAQI
12th Jul 2025255 PMAQI
12th Jul 2025266 PMAQI
12th Jul 2025237 PMAQI
12th Jul 2025328 PMAQI
12th Jul 2025399 PMAQI
12th Jul 20254010 PMAQI
12th Jul 20254011 PMAQI
13th Jul 20253812 AMAQI
13th Jul 2025421 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
13th Jul 2025524 AMAQI
28°C25/30°C
13th Jul 2025505 AMAQI
13th Jul 2025516 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025518 AMAQI
13th Jul 2025359 AMAQI
13th Jul 20251810 AMAQI
13th Jul 20252211 AMAQI
13th Jul 20252012 PMAQI
13th Jul 2025221 PMAQI
13th Jul 2025232 PMAQI
13th Jul 2025253 PMAQI
13th Jul 2025234 PMAQI
13th Jul 2025255 PMAQI
13th Jul 2025256 PMAQI
13th Jul 2025237 PMAQI
13th Jul 2025308 PMAQI
13th Jul 2025469 PMAQI
13th Jul 20254910 PMAQI
13th Jul 20254611 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 2025465 AMAQI
14th Jul 2025486 AMAQI
14th Jul 2025467 AMAQI
14th Jul 2025478 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025223 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025226 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025318 PMAQI
14th Jul 2025399 PMAQI
14th Jul 20254010 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025441 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 2025447 AMAQI
15th Jul 2025458 AMAQI
15th Jul 2025379 AMAQI
15th Jul 20253410 AMAQI
15th Jul 20253511 AMAQI
15th Jul 20254112 PMAQI
15th Jul 2025401 PMAQI
15th Jul 2025412 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025484 PMAQI
15th Jul 2025445 PMAQI
15th Jul 2025386 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025368 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20253910 PMAQI
15th Jul 20253911 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025441 AMAQI
16th Jul 2025492 AMAQI
16th Jul 2025483 AMAQI
16th Jul 2025484 AMAQI
26°C24/27°C
16th Jul 2025475 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025457 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20254511 AMAQI
16th Jul 20254812 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025653 PMAQI
16th Jul 2025664 PMAQI
16th Jul 2025615 PMAQI
16th Jul 2025616 PMAQI
16th Jul 2025617 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025529 PMAQI
16th Jul 20255310 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025473 AMAQI
17th Jul 2025484 AMAQI
26°C23/28°C
17th Jul 2025495 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025489 AMAQI
17th Jul 20255010 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025531 PMAQI
17th Jul 2025562 PMAQI
17th Jul 2025613 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025525 PMAQI
17th Jul 2025496 PMAQI
17th Jul 2025527 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025459 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025421 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 2025269 AMAQI
18th Jul 20251310 AMAQI
18th Jul 20251311 AMAQI
18th Jul 20251612 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025232 PMAQI
18th Jul 2025213 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025205 PMAQI
18th Jul 2025216 PMAQI
18th Jul 2025237 PMAQI
18th Jul 2025278 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253410 PMAQI
18th Jul 20253511 PMAQI
19th Jul 20253312 AMAQI
19th Jul 2025371 AMAQI
19th Jul 2025492 AMAQI
19th Jul 2025493 AMAQI
19th Jul 2025474 AMAQI
24°C23/24°C
19th Jul 2025435 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025229 AMAQI
19th Jul 20251510 AMAQI
19th Jul 20251411 AMAQI
19th Jul 20251412 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025232 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025387 PMAQI
19th Jul 2025398 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025371 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025424 AMAQI
26°C24/29°C
20th Jul 2025405 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025182 PMAQI
20th Jul 2025153 PMAQI
20th Jul 2025164 PMAQI
20th Jul 2025175 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025277 PMAQI
20th Jul 2025268 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20252812 AMAQI
21st Jul 2025341 AMAQI
21st Jul 2025362 AMAQI
21st Jul 2025403 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 2025189 AMAQI
21st Jul 20251510 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20253212 PMAQI
21st Jul 2025241 PMAQI
21st Jul 2025212 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025276 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025238 PMAQI
21st Jul 2025319 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253512 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 2025249 AMAQI
22nd Jul 20252210 AMAQI
22nd Jul 20252611 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025481 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025524 PMAQI
22nd Jul 2025505 PMAQI
22nd Jul 2025586 PMAQI
22nd Jul 2025617 PMAQI
22nd Jul 2025668 PMAQI
22nd Jul 2025539 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20255011 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025451 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025363 AMAQI
23rd Jul 2025364 AMAQI
28°C25/31°C
23rd Jul 2025375 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20254510 AMAQI
23rd Jul 20255011 AMAQI
23rd Jul 20254712 PMAQI
23rd Jul 2025401 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025573 PMAQI
23rd Jul 2025524 PMAQI
23rd Jul 2025575 PMAQI
23rd Jul 2025586 PMAQI
23rd Jul 2025577 PMAQI
23rd Jul 2025598 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255010 PMAQI
23rd Jul 20254911 PMAQI
24th Jul 20254312 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025352 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025404 AMAQI
29°C25/31°C
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025439 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20254311 AMAQI
24th Jul 20253612 PMAQI
24th Jul 2025381 PMAQI
24th Jul 2025382 PMAQI
24th Jul 2025403 PMAQI
24th Jul 2025424 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025299 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252812 AMAQI
25th Jul 2025321 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025403 AMAQI
25th Jul 2025394 AMAQI
28°C26/31°C
25th Jul 2025385 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025219 AMAQI
25th Jul 20251610 AMAQI
25th Jul 20251611 AMAQI
25th Jul 20251912 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025253 PMAQI
25th Jul 2025214 PMAQI
25th Jul 2025175 PMAQI
25th Jul 2025186 PMAQI
25th Jul 2025157 PMAQI
25th Jul 2025198 PMAQI
25th Jul 2025289 PMAQI
25th Jul 20252710 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252712 AMAQI
26th Jul 2025291 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025383 AMAQI
26th Jul 2025364 AMAQI
28°C26/32°C
26th Jul 2025345 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025327 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251410 AMAQI
26th Jul 20251611 AMAQI
26th Jul 20251612 PMAQI
26th Jul 2025151 PMAQI
26th Jul 2025162 PMAQI
26th Jul 2025183 PMAQI
26th Jul 2025194 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252410 PMAQI
26th Jul 20252511 PMAQI
27th Jul 20252512 AMAQI
27th Jul 2025271 AMAQI
27th Jul 2025302 AMAQI
27th Jul 2025333 AMAQI
27th Jul 2025324 AMAQI
27°C25/31°C
27th Jul 2025305 AMAQI
27th Jul 2025296 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251412 PMAQI
27th Jul 2025151 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025173 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025245 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025177 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20252110 PMAQI
27th Jul 20252111 PMAQI
28th Jul 20252112 AMAQI
28th Jul 2025231 AMAQI
28th Jul 2025292 AMAQI
28th Jul 2025293 AMAQI
28th Jul 2025284 AMAQI
28°C25/31°C
28th Jul 2025265 AMAQI
28th Jul 2025276 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025169 AMAQI
28th Jul 20251610 AMAQI
28th Jul 20252311 AMAQI
28th Jul 20252312 PMAQI
28th Jul 2025231 PMAQI
28th Jul 2025232 PMAQI
28th Jul 2025233 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025225 PMAQI
28th Jul 2025206 PMAQI
28th Jul 2025217 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252212 AMAQI
29th Jul 2025211 AMAQI
29th Jul 2025242 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025264 AMAQI
28°C25/32°C
29th Jul 2025255 AMAQI
29th Jul 2025256 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025248 AMAQI
29th Jul 2025199 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20253011 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025261 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025263 PMAQI
29th Jul 2025214 PMAQI
29th Jul 2025295 PMAQI
29th Jul 2025216 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025229 PMAQI
29th Jul 20252510 PMAQI
29th Jul 20252511 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025262 AMAQI
30th Jul 2025263 AMAQI
30th Jul 2025264 AMAQI
28°C25/31°C
30th Jul 2025245 AMAQI
30th Jul 2025246 AMAQI
30th Jul 2025247 AMAQI
30th Jul 2025248 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20253710 AMAQI
30th Jul 20253011 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025302 PMAQI
30th Jul 2025323 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025265 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025357 PMAQI
30th Jul 2025478 PMAQI
30th Jul 2025379 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025252 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 20253311 AMAQI
31st Jul 20252312 PMAQI
31st Jul 2025231 PMAQI
31st Jul 2025172 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025224 PMAQI
31st Jul 2025195 PMAQI
31st Jul 2025236 PMAQI
31st Jul 2025267 PMAQI
31st Jul 2025338 PMAQI
31st Jul 2025389 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20254211 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025332 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025284 AMAQI
28°C24/32°C
1st Aug 2025305 AMAQI
1st Aug 2025296 AMAQI
1st Aug 2025307 AMAQI
1st Aug 2025318 AMAQI
1st Aug 2025509 AMAQI
1st Aug 20255210 AMAQI
1st Aug 20254811 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025521 PMAQI
1st Aug 2025482 PMAQI
1st Aug 2025503 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025565 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025517 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025479 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20254511 PMAQI
2nd Aug 20254112 AMAQI
2nd Aug 2025381 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025353 AMAQI
2nd Aug 2025384 AMAQI
29°C26/31°C
2nd Aug 2025435 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025428 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255410 AMAQI
2nd Aug 20255811 AMAQI
2nd Aug 20255812 PMAQI
2nd Aug 2025591 PMAQI
2nd Aug 2025572 PMAQI
2nd Aug 2025583 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025536 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025538 PMAQI
2nd Aug 2025509 PMAQI
2nd Aug 20254710 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20254212 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025433 AMAQI
3rd Aug 2025464 AMAQI
29°C26/31°C
3rd Aug 2025465 AMAQI
3rd Aug 2025456 AMAQI
3rd Aug 2025457 AMAQI
3rd Aug 2025448 AMAQI
3rd Aug 2025509 AMAQI
3rd Aug 20255210 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20255712 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025553 PMAQI
3rd Aug 2025594 PMAQI
3rd Aug 2025545 PMAQI
3rd Aug 2025556 PMAQI
3rd Aug 2025537 PMAQI
3rd Aug 2025538 PMAQI
3rd Aug 2025509 PMAQI
3rd Aug 20254810 PMAQI
3rd Aug 20254311 PMAQI
4th Aug 20254212 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025432 AMAQI
4th Aug 2025433 AMAQI
4th Aug 2025464 AMAQI
28°C26/29°C
4th Aug 2025475 AMAQI
4th Aug 2025486 AMAQI
4th Aug 2025467 AMAQI
4th Aug 2025478 AMAQI
4th Aug 2025309 AMAQI
4th Aug 20253310 AMAQI
4th Aug 20253611 AMAQI
4th Aug 20253012 PMAQI
4th Aug 2025361 PMAQI
4th Aug 2025342 PMAQI
4th Aug 2025323 PMAQI
4th Aug 2025384 PMAQI
4th Aug 2025455 PMAQI
4th Aug 2025526 PMAQI
4th Aug 2025437 PMAQI
4th Aug 2025508 PMAQI
4th Aug 2025529 PMAQI
4th Aug 20255210 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254712 AMAQI
5th Aug 2025451 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025443 AMAQI
5th Aug 2025444 AMAQI
28°C26/29°C
5th Aug 2025435 AMAQI
5th Aug 2025436 AMAQI
5th Aug 2025457 AMAQI
5th Aug 2025448 AMAQI
5th Aug 2025349 AMAQI
5th Aug 20253810 AMAQI
5th Aug 20254611 AMAQI
5th Aug 20254112 PMAQI
5th Aug 2025501 PMAQI
5th Aug 2025562 PMAQI
5th Aug 2025443 PMAQI
5th Aug 2025384 PMAQI
5th Aug 2025435 PMAQI
5th Aug 2025376 PMAQI
5th Aug 2025427 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025459 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254211 PMAQI
6th Aug 20254212 AMAQI
6th Aug 2025421 AMAQI
6th Aug 2025462 AMAQI
6th Aug 2025443 AMAQI
6th Aug 2025454 AMAQI
28°C26/29°C
6th Aug 2025465 AMAQI
6th Aug 2025466 AMAQI
6th Aug 2025467 AMAQI
6th Aug 2025468 AMAQI
6th Aug 2025319 AMAQI
6th Aug 20253410 AMAQI
6th Aug 20254511 AMAQI
6th Aug 20253812 PMAQI
6th Aug 2025401 PMAQI
6th Aug 2025382 PMAQI
6th Aug 2025373 PMAQI
6th Aug 2025424 PMAQI
6th Aug 2025415 PMAQI
6th Aug 2025466 PMAQI
6th Aug 2025487 PMAQI
6th Aug 2025488 PMAQI
6th Aug 2025459 PMAQI
6th Aug 20254510 PMAQI
6th Aug 20254511 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025441 AMAQI
7th Aug 2025452 AMAQI
7th Aug 2025453 AMAQI
7th Aug 2025434 AMAQI
--°C/°C
7th Aug 2025445 AMAQI
5 AM7th Aug 2025456 AMAQI
7th Aug 2025457 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
42AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 10 AM
32AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 42), while the lowest AQI was between 9 AM to 10 AM (Avg. 32).
Night time
Avg. Highest Time
2 AM - 4 AM
42AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 1 AM
39AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 4 AM (Avg. 42), while the lowest AQI was between 12 AM to 1 AM (Avg. 39).
2025 Days Vs Air Quality
Obamacho Kitahonmachi, Shimabara, Nagasaki, Japan
2025
84%
183
16%
35
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
183 DaysModerate
35 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% 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
Obamacho Kitahonmachi, 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
30AQI
30AQI
2nd January 2025
40AQI
40AQI
3rd January 2025
39AQI
39AQI
4th January 2025
35AQI
35AQI
5th January 2025
32AQI
32AQI
6th January 2025
45AQI
45AQI
7th January 2025
31AQI
31AQI
8th January 2025
37AQI
37AQI
9th January 2025
29AQI
29AQI
10th January 2025
32AQI
32AQI
11th January 2025
28AQI
28AQI
12th January 2025
32AQI
32AQI
13th January 2025
39AQI
39AQI
14th January 2025
42AQI
42AQI
15th January 2025
46AQI
46AQI
16th January 2025
38AQI
38AQI
17th January 2025
48AQI
48AQI
18th January 2025
48AQI
48AQI
19th January 2025
51AQI
51AQI
20th January 2025
49AQI
49AQI
21st January 2025
72AQI
72AQI
22nd January 2025
72AQI
72AQI
23rd January 2025
67AQI
67AQI
24th January 2025
68AQI
68AQI
25th January 2025
47AQI
47AQI
26th January 2025
44AQI
44AQI
27th January 2025
41AQI
41AQI
28th January 2025
37AQI
37AQI
29th January 2025
34AQI
34AQI
30th January 2025
35AQI
35AQI
31st January 2025
38AQI
38AQI
1st February 2025
38AQI
38AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
44AQI
44AQI
4th February 2025
31AQI
31AQI
5th February 2025
38AQI
38AQI
6th February 2025
32AQI
32AQI
7th February 2025
34AQI
34AQI
8th February 2025
31AQI
31AQI
9th February 2025
31AQI
31AQI
10th February 2025
32AQI
32AQI
11th February 2025
38AQI
38AQI
12th February 2025
39AQI
39AQI
13th February 2025
33AQI
33AQI
14th February 2025
37AQI
37AQI
15th February 2025
31AQI
31AQI
16th February 2025
34AQI
34AQI
17th February 2025
41AQI
41AQI
18th February 2025
34AQI
34AQI
19th February 2025
37AQI
37AQI
20th February 2025
34AQI
34AQI
21st February 2025
34AQI
34AQI
22nd February 2025
40AQI
40AQI
23rd February 2025
36AQI
36AQI
24th February 2025
38AQI
38AQI
25th February 2025
35AQI
35AQI
26th February 2025
42AQI
42AQI
27th February 2025
60AQI
60AQI
28th February 2025
55AQI
55AQI
1st March 2025
53AQI
53AQI
2nd March 2025
40AQI
40AQI
3rd March 2025
41AQI
41AQI
4th March 2025
29AQI
29AQI
5th March 2025
31AQI
31AQI
6th March 2025
31AQI
31AQI
7th March 2025
34AQI
34AQI
8th March 2025
39AQI
39AQI
9th March 2025
42AQI
42AQI
10th March 2025
46AQI
46AQI
11th March 2025
37AQI
37AQI
12th March 2025
49AQI
49AQI
13th March 2025
50AQI
50AQI
14th March 2025
36AQI
36AQI
15th March 2025
33AQI
33AQI
16th March 2025
29AQI
29AQI
17th March 2025
44AQI
44AQI
18th March 2025
42AQI
42AQI
19th March 2025
41AQI
41AQI
20th March 2025
50AQI
50AQI
21st March 2025
52AQI
52AQI
22nd March 2025
61AQI
61AQI
23rd March 2025
56AQI
56AQI
24th March 2025
42AQI
42AQI
25th March 2025
58AQI
58AQI
26th March 2025
56AQI
56AQI
27th March 2025
47AQI
47AQI
28th March 2025
59AQI
59AQI
29th March 2025
55AQI
55AQI
30th March 2025
45AQI
45AQI
31st March 2025
48AQI
48AQI
1st April 2025
46AQI
46AQI
2nd April 2025
36AQI
36AQI
3rd April 2025
40AQI
40AQI
4th April 2025
36AQI
36AQI
5th April 2025
42AQI
42AQI
6th April 2025
41AQI
41AQI
7th April 2025
40AQI
40AQI
8th April 2025
36AQI
36AQI
9th April 2025
53AQI
53AQI
10th April 2025
43AQI
43AQI
11th April 2025
56AQI
56AQI
12th April 2025
48AQI
48AQI
13th April 2025
47AQI
47AQI
14th April 2025
56AQI
56AQI
15th April 2025
32AQI
32AQI
16th April 2025
47AQI
47AQI
17th April 2025
43AQI
43AQI
18th April 2025
50AQI
50AQI
19th April 2025
45AQI
45AQI
20th April 2025
33AQI
33AQI
21st April 2025
40AQI
40AQI
22nd April 2025
27AQI
27AQI
23rd April 2025
26AQI
26AQI
24th April 2025
31AQI
31AQI
25th April 2025
44AQI
44AQI
26th April 2025
41AQI
41AQI
27th April 2025
47AQI
47AQI
28th April 2025
38AQI
38AQI
29th April 2025
50AQI
50AQI
30th April 2025
49AQI
49AQI
1st May 2025
43AQI
43AQI
2nd May 2025
39AQI
39AQI
3rd May 2025
41AQI
41AQI
4th May 2025
36AQI
36AQI
5th May 2025
41AQI
41AQI
6th May 2025
34AQI
34AQI
7th May 2025
36AQI
36AQI
8th May 2025
45AQI
45AQI
9th May 2025
35AQI
35AQI
10th May 2025
39AQI
39AQI
11th May 2025
48AQI
48AQI
12th May 2025
53AQI
53AQI
13th May 2025
57AQI
57AQI
14th May 2025
58AQI
58AQI
15th May 2025
56AQI
56AQI
16th May 2025
58AQI
58AQI
17th May 2025
39AQI
39AQI
18th May 2025
45AQI
45AQI
19th May 2025
51AQI
51AQI
20th May 2025
38AQI
38AQI
21st May 2025
30AQI
30AQI
22nd May 2025
34AQI
34AQI
23rd May 2025
43AQI
43AQI
24th May 2025
28AQI
28AQI
25th May 2025
33AQI
33AQI
26th May 2025
36AQI
36AQI
27th May 2025
45AQI
45AQI
28th May 2025
48AQI
48AQI
29th May 2025
50AQI
50AQI
30th May 2025
43AQI
43AQI
31st May 2025
43AQI
43AQI
1st June 2025
48AQI
48AQI
2nd June 2025
46AQI
46AQI
3rd June 2025
34AQI
34AQI
4th June 2025
44AQI
44AQI
5th June 2025
46AQI
46AQI
6th June 2025
45AQI
45AQI
7th June 2025
56AQI
56AQI
8th June 2025
57AQI
57AQI
9th June 2025
32AQI
32AQI
10th June 2025
29AQI
29AQI
11th June 2025
36AQI
36AQI
12th June 2025
36AQI
36AQI
13th June 2025
38AQI
38AQI
14th June 2025
27AQI
27AQI
15th June 2025
27AQI
27AQI
16th June 2025
30AQI
30AQI
17th June 2025
28AQI
28AQI
18th June 2025
31AQI
31AQI
19th June 2025
32AQI
32AQI
20th June 2025
28AQI
28AQI
21st June 2025
25AQI
25AQI
22nd June 2025
16AQI
16AQI
23rd June 2025
17AQI
17AQI
24th June 2025
21AQI
21AQI
25th June 2025
21AQI
21AQI
26th June 2025
22AQI
22AQI
27th June 2025
24AQI
24AQI
28th June 2025
26AQI
26AQI
29th June 2025
27AQI
27AQI
30th June 2025
42AQI
42AQI
1st July 2025
59AQI
59AQI
2nd July 2025
73AQI
73AQI
3rd July 2025
64AQI
64AQI
4th July 2025
72AQI
72AQI
5th July 2025
55AQI
55AQI
6th July 2025
47AQI
47AQI
7th July 2025
45AQI
45AQI
8th July 2025
52AQI
52AQI
9th July 2025
60AQI
60AQI
10th July 2025
51AQI
51AQI
11th July 2025
38AQI
38AQI
12th July 2025
37AQI
37AQI
13th July 2025
37AQI
37AQI
14th July 2025
36AQI
36AQI
15th July 2025
42AQI
42AQI
16th July 2025
52AQI
52AQI
17th July 2025
49AQI
49AQI
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
47AQI
47AQI
24th July 2025
34AQI
34AQI
25th July 2025
27AQI
27AQI
26th July 2025
24AQI
24AQI
27th July 2025
23AQI
23AQI
28th July 2025
24AQI
24AQI
29th July 2025
25AQI
25AQI
30th July 2025
30AQI
30AQI
31st July 2025
27AQI
27AQI
1st August 2025
43AQI
43AQI
2nd August 2025
48AQI
48AQI
3rd August 2025
49AQI
49AQI
4th August 2025
43AQI
43AQI
5th August 2025
44AQI
44AQI
6th August 2025
44AQI
44AQI
43AQI
37AQI
44AQI
42AQI
43AQI
33AQI
42AQI
45AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202541AQI
26
5
26
2
23
8
27
3
25
6
28
2
22
9
6
183
35
Highest AQI recorded in
August45AQI
Lowest AQI recorded in
June33AQI
202437AQI
31
27
1
1
30
1
24
6
21
10
24
6
31
24
7
23
7
30
1
25
5
31
321
44
1
Highest AQI recorded in
May48AQI
Lowest AQI recorded in
July21AQI
202338AQI
24
6
1
25
3
25
6
22
8
25
6
25
5
24
7
28
3
28
2
30
1
24
3
28
3
308
53
1
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
August28AQI
202238AQI
27
4
18
2
25
6
26
4
25
6
27
3
21
3
1
24
4
29
2
26
4
31
279
39
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
December32AQI
202136AQI
27
4
27
1
26
5
20
2
23
8
23
7
30
1
31
28
2
27
4
27
3
30
1
319
38
Highest AQI recorded in
May43AQI
Lowest AQI recorded in
August29AQI
202035AQI
12
1
16
5
16
2
24
6
31
12
7
2
1
15
28
3
155
24
2
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
September0AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
41AQILeast Polluted Year Recorded
2020(Avg.)
35AQIObamacho Kitahonmachi's annual 2025 AQI (41) shows an average percentage change of 11.03% (worsened AQI) compared to previous years: 2020 (35), 2021 (36), 2022 (38), 2023 (38), 2024 (37).
