Ureshinomachi Shimojuku, 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+
September Air Quality Analysis
Ureshinomachi Shimojuku, Saga, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Sep 2024
73AQILowest AQI recorded on
1st Sep 2023
19AQISame Day Analysis (21st September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 21 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
Ureshinomachi Shimojuku, Saga, Japan
AQI
Day
Night
.
5 AM22nd Sep 2025
6 PM
4 AM23rd Sep 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5PM22nd Sep
36AQI
Avg. Lowest Time
9AM22nd Sep
18AQI
In the last 24 hours,
Ureshinomachi Shimojuku's AQI reached its highest point of 36 at 5 PM during the Night, while the lowest point, 18, was recorded at 9 AM during the Night between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Ureshinomachi Shimojuku, Saga, Japan
AugSep
24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
24th Aug 2025465 AMAQI
24th Aug 2025466 AMAQI
24th Aug 2025467 AMAQI
24th Aug 2025468 AMAQI
24th Aug 2025369 AMAQI
24th Aug 20252410 AMAQI
24th Aug 20253211 AMAQI
24th Aug 20253412 PMAQI
24th Aug 2025391 PMAQI
24th Aug 2025322 PMAQI
24th Aug 2025293 PMAQI
24th Aug 2025344 PMAQI
24th Aug 2025325 PMAQI
24th Aug 2025276 PMAQI
24th Aug 2025347 PMAQI
24th Aug 2025318 PMAQI
24th Aug 2025359 PMAQI
24th Aug 20253510 PMAQI
24th Aug 20253711 PMAQI
25th Aug 20253512 AMAQI
25th Aug 2025431 AMAQI
25th Aug 2025442 AMAQI
25th Aug 2025453 AMAQI
25th Aug 2025424 AMAQI
28°C23/33°C
25th Aug 2025425 AMAQI
25th Aug 2025426 AMAQI
25th Aug 2025427 AMAQI
25th Aug 2025428 AMAQI
25th Aug 2025229 AMAQI
25th Aug 20252310 AMAQI
25th Aug 20252111 AMAQI
25th Aug 20253212 PMAQI
25th Aug 2025321 PMAQI
25th Aug 2025422 PMAQI
25th Aug 2025393 PMAQI
25th Aug 2025324 PMAQI
25th Aug 2025325 PMAQI
25th Aug 2025386 PMAQI
25th Aug 2025327 PMAQI
25th Aug 2025328 PMAQI
25th Aug 2025359 PMAQI
25th Aug 20253010 PMAQI
25th Aug 20253111 PMAQI
26th Aug 20253212 AMAQI
26th Aug 2025381 AMAQI
26th Aug 2025422 AMAQI
26th Aug 2025433 AMAQI
26th Aug 2025424 AMAQI
28°C24/33°C
26th Aug 2025405 AMAQI
26th Aug 2025416 AMAQI
26th Aug 2025427 AMAQI
26th Aug 2025418 AMAQI
26th Aug 2025189 AMAQI
26th Aug 20251410 AMAQI
26th Aug 20252311 AMAQI
26th Aug 20252012 PMAQI
26th Aug 2025261 PMAQI
26th Aug 2025312 PMAQI
26th Aug 2025333 PMAQI
26th Aug 2025314 PMAQI
26th Aug 2025305 PMAQI
26th Aug 2025366 PMAQI
26th Aug 2025337 PMAQI
26th Aug 2025488 PMAQI
26th Aug 2025389 PMAQI
26th Aug 20254010 PMAQI
26th Aug 20253811 PMAQI
27th Aug 20254212 AMAQI
27th Aug 2025411 AMAQI
27th Aug 2025402 AMAQI
27th Aug 2025403 AMAQI
27th Aug 2025394 AMAQI
27°C24/32°C
27th Aug 2025385 AMAQI
27th Aug 2025396 AMAQI
27th Aug 2025387 AMAQI
27th Aug 2025388 AMAQI
27th Aug 2025359 AMAQI
27th Aug 20254010 AMAQI
27th Aug 20254511 AMAQI
27th Aug 20253512 PMAQI
27th Aug 2025311 PMAQI
27th Aug 2025332 PMAQI
27th Aug 2025473 PMAQI
27th Aug 2025404 PMAQI
27th Aug 2025385 PMAQI
27th Aug 2025356 PMAQI
27th Aug 2025337 PMAQI
27th Aug 2025378 PMAQI
27th Aug 2025339 PMAQI
27th Aug 20253110 PMAQI
27th Aug 20253611 PMAQI
28th Aug 20253612 AMAQI
28th Aug 2025421 AMAQI
28th Aug 2025402 AMAQI
28th Aug 2025393 AMAQI
28th Aug 2025404 AMAQI
27°C23/32°C
28th Aug 2025405 AMAQI
28th Aug 2025396 AMAQI
28th Aug 2025427 AMAQI
28th Aug 2025398 AMAQI
28th Aug 2025439 AMAQI
28th Aug 20254610 AMAQI
28th Aug 20254011 AMAQI
28th Aug 20254312 PMAQI
28th Aug 2025481 PMAQI
28th Aug 2025442 PMAQI
28th Aug 2025443 PMAQI
28th Aug 2025494 PMAQI
28th Aug 2025495 PMAQI
28th Aug 2025446 PMAQI
28th Aug 2025467 PMAQI
28th Aug 2025428 PMAQI
28th Aug 2025459 PMAQI
28th Aug 20254410 PMAQI
28th Aug 20254611 PMAQI
29th Aug 20254212 AMAQI
29th Aug 2025451 AMAQI
29th Aug 2025402 AMAQI
29th Aug 2025413 AMAQI
29th Aug 2025414 AMAQI
27°C23/32°C
29th Aug 2025415 AMAQI
29th Aug 2025436 AMAQI
29th Aug 2025417 AMAQI
29th Aug 2025428 AMAQI
29th Aug 2025409 AMAQI
29th Aug 20254410 AMAQI
29th Aug 20254711 AMAQI
29th Aug 20253912 PMAQI
29th Aug 2025361 PMAQI
29th Aug 2025462 PMAQI
29th Aug 2025513 PMAQI
29th Aug 2025454 PMAQI
29th Aug 2025485 PMAQI
29th Aug 2025506 PMAQI
29th Aug 2025517 PMAQI
29th Aug 2025448 PMAQI
29th Aug 2025429 PMAQI
29th Aug 20254410 PMAQI
29th Aug 20254211 PMAQI
30th Aug 20254212 AMAQI
30th Aug 2025421 AMAQI
30th Aug 2025422 AMAQI
30th Aug 2025423 AMAQI
30th Aug 2025434 AMAQI
28°C25/34°C
30th Aug 2025425 AMAQI
30th Aug 2025436 AMAQI
30th Aug 2025437 AMAQI
30th Aug 2025448 AMAQI
30th Aug 2025369 AMAQI
30th Aug 20254210 AMAQI
30th Aug 20255011 AMAQI
30th Aug 20255412 PMAQI
30th Aug 2025541 PMAQI
30th Aug 2025522 PMAQI
30th Aug 2025523 PMAQI
30th Aug 2025584 PMAQI
30th Aug 2025575 PMAQI
30th Aug 2025536 PMAQI
30th Aug 2025587 PMAQI
30th Aug 2025538 PMAQI
30th Aug 2025509 PMAQI
30th Aug 20255110 PMAQI
30th Aug 20254911 PMAQI
31st Aug 20254712 AMAQI
31st Aug 2025441 AMAQI
31st Aug 2025442 AMAQI
31st Aug 2025453 AMAQI
31st Aug 2025434 AMAQI
28°C24/34°C
31st Aug 2025445 AMAQI
31st Aug 2025466 AMAQI
31st Aug 2025457 AMAQI
31st Aug 2025468 AMAQI
31st Aug 2025549 AMAQI
31st Aug 20255610 AMAQI
31st Aug 20256311 AMAQI
31st Aug 20256812 PMAQI
31st Aug 2025561 PMAQI
31st Aug 2025502 PMAQI
31st Aug 2025543 PMAQI
31st Aug 2025464 PMAQI
31st Aug 2025385 PMAQI
31st Aug 2025396 PMAQI
31st Aug 2025387 PMAQI
31st Aug 2025388 PMAQI
31st Aug 2025389 PMAQI
31st Aug 20253910 PMAQI
31st Aug 20254011 PMAQI
1st Sep 20254012 AMAQI
1st Sep 2025421 AMAQI
1st Sep 2025462 AMAQI
1st Sep 2025463 AMAQI
1st Sep 2025494 AMAQI
27°C24/32°C
1st Sep 2025505 AMAQI
1st Sep 2025496 AMAQI
1st Sep 2025507 AMAQI
1st Sep 2025518 AMAQI
1st Sep 2025229 AMAQI
1st Sep 20252910 AMAQI
1st Sep 20252211 AMAQI
1st Sep 20252812 PMAQI
1st Sep 2025281 PMAQI
1st Sep 2025222 PMAQI
1st Sep 2025303 PMAQI
1st Sep 2025324 PMAQI
1st Sep 2025335 PMAQI
1st Sep 2025406 PMAQI
1st Sep 2025367 PMAQI
1st Sep 2025318 PMAQI
1st Sep 2025349 PMAQI
1st Sep 20253510 PMAQI
1st Sep 20253511 PMAQI
2nd Sep 20253812 AMAQI
2nd Sep 2025431 AMAQI
2nd Sep 2025452 AMAQI
2nd Sep 2025453 AMAQI
2nd Sep 2025444 AMAQI
27°C23/32°C
2nd Sep 2025415 AMAQI
2nd Sep 2025416 AMAQI
2nd Sep 2025417 AMAQI
2nd Sep 2025438 AMAQI
2nd Sep 2025299 AMAQI
2nd Sep 20252910 AMAQI
2nd Sep 20252711 AMAQI
2nd Sep 20252812 PMAQI
2nd Sep 2025211 PMAQI
2nd Sep 2025292 PMAQI
2nd Sep 2025343 PMAQI
2nd Sep 2025344 PMAQI
2nd Sep 2025445 PMAQI
2nd Sep 2025416 PMAQI
2nd Sep 2025377 PMAQI
2nd Sep 2025378 PMAQI
2nd Sep 2025429 PMAQI
2nd Sep 20254510 PMAQI
2nd Sep 20254111 PMAQI
3rd Sep 20254112 AMAQI
3rd Sep 2025421 AMAQI
3rd Sep 2025432 AMAQI
3rd Sep 2025443 AMAQI
3rd Sep 2025414 AMAQI
27°C24/31°C
3rd Sep 2025425 AMAQI
3rd Sep 2025446 AMAQI
3rd Sep 2025427 AMAQI
3rd Sep 2025408 AMAQI
3rd Sep 2025369 AMAQI
3rd Sep 20254210 AMAQI
3rd Sep 20255111 AMAQI
3rd Sep 20255412 PMAQI
3rd Sep 2025521 PMAQI
3rd Sep 2025402 PMAQI
3rd Sep 2025293 PMAQI
3rd Sep 2025364 PMAQI
3rd Sep 2025485 PMAQI
3rd Sep 2025416 PMAQI
3rd Sep 2025327 PMAQI
3rd Sep 2025378 PMAQI
3rd Sep 2025329 PMAQI
3rd Sep 20253610 PMAQI
3rd Sep 20253111 PMAQI
4th Sep 20253312 AMAQI
4th Sep 2025391 AMAQI
4th Sep 2025422 AMAQI
4th Sep 2025423 AMAQI
4th Sep 2025424 AMAQI
28°C23/33°C
4th Sep 2025425 AMAQI
4th Sep 2025416 AMAQI
4th Sep 2025417 AMAQI
4th Sep 2025418 AMAQI
4th Sep 2025209 AMAQI
4th Sep 20252010 AMAQI
4th Sep 20251911 AMAQI
4th Sep 20252412 PMAQI
4th Sep 2025291 PMAQI
4th Sep 2025302 PMAQI
4th Sep 2025213 PMAQI
4th Sep 2025224 PMAQI
4th Sep 2025235 PMAQI
4th Sep 2025226 PMAQI
4th Sep 2025167 PMAQI
4th Sep 2025168 PMAQI
4th Sep 2025179 PMAQI
4th Sep 20251710 PMAQI
4th Sep 20251511 PMAQI
5th Sep 20251212 AMAQI
5th Sep 2025201 AMAQI
5th Sep 2025402 AMAQI
5th Sep 2025393 AMAQI
5th Sep 2025374 AMAQI
27°C24/31°C
5th Sep 2025375 AMAQI
5th Sep 2025376 AMAQI
5th Sep 2025377 AMAQI
5th Sep 2025368 AMAQI
5th Sep 2025189 AMAQI
5th Sep 20252010 AMAQI
5th Sep 20252211 AMAQI
5th Sep 20253212 PMAQI
5th Sep 2025241 PMAQI
5th Sep 2025252 PMAQI
5th Sep 2025313 PMAQI
5th Sep 2025394 PMAQI
5th Sep 2025445 PMAQI
5th Sep 2025436 PMAQI
5th Sep 2025327 PMAQI
5th Sep 2025278 PMAQI
5th Sep 2025259 PMAQI
5th Sep 20252510 PMAQI
5th Sep 20252911 PMAQI
6th Sep 20252512 AMAQI
6th Sep 2025261 AMAQI
6th Sep 2025242 AMAQI
6th Sep 2025263 AMAQI
6th Sep 2025294 AMAQI
27°C23/32°C
6th Sep 2025295 AMAQI
6th Sep 2025286 AMAQI
6th Sep 2025307 AMAQI
6th Sep 2025298 AMAQI
6th Sep 2025269 AMAQI
6th Sep 20253810 AMAQI
6th Sep 20254311 AMAQI
6th Sep 20253912 PMAQI
6th Sep 2025381 PMAQI
6th Sep 2025482 PMAQI
6th Sep 2025423 PMAQI
6th Sep 2025364 PMAQI
6th Sep 2025475 PMAQI
6th Sep 2025396 PMAQI
6th Sep 2025367 PMAQI
6th Sep 2025298 PMAQI
6th Sep 2025309 PMAQI
6th Sep 20252910 PMAQI
6th Sep 20252611 PMAQI
7th Sep 20253012 AMAQI
7th Sep 2025321 AMAQI
7th Sep 2025262 AMAQI
7th Sep 2025273 AMAQI
7th Sep 2025314 AMAQI
28°C23/33°C
7th Sep 2025325 AMAQI
7th Sep 2025316 AMAQI
7th Sep 2025307 AMAQI
7th Sep 2025338 AMAQI
7th Sep 2025319 AMAQI
7th Sep 20253010 AMAQI
7th Sep 20252811 AMAQI
7th Sep 20253512 PMAQI
7th Sep 2025341 PMAQI
7th Sep 2025482 PMAQI
7th Sep 2025473 PMAQI
7th Sep 2025514 PMAQI
7th Sep 2025525 PMAQI
7th Sep 2025466 PMAQI
7th Sep 2025497 PMAQI
7th Sep 2025468 PMAQI
7th Sep 2025379 PMAQI
7th Sep 20253410 PMAQI
7th Sep 20253311 PMAQI
8th Sep 20253212 AMAQI
8th Sep 2025311 AMAQI
8th Sep 2025302 AMAQI
8th Sep 2025303 AMAQI
8th Sep 2025314 AMAQI
28°C24/32°C
8th Sep 2025315 AMAQI
8th Sep 2025336 AMAQI
8th Sep 2025337 AMAQI
8th Sep 2025338 AMAQI
8th Sep 2025309 AMAQI
8th Sep 20252110 AMAQI
8th Sep 20252111 AMAQI
8th Sep 20252212 PMAQI
8th Sep 2025221 PMAQI
8th Sep 2025222 PMAQI
8th Sep 2025323 PMAQI
8th Sep 2025344 PMAQI
8th Sep 2025285 PMAQI
8th Sep 2025296 PMAQI
8th Sep 2025267 PMAQI
8th Sep 2025288 PMAQI
8th Sep 2025289 PMAQI
8th Sep 20252810 PMAQI
8th Sep 20252711 PMAQI
9th Sep 20253312 AMAQI
9th Sep 2025301 AMAQI
9th Sep 2025322 AMAQI
9th Sep 2025323 AMAQI
9th Sep 2025314 AMAQI
28°C24/32°C
9th Sep 2025325 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025317 AMAQI
9th Sep 2025328 AMAQI
9th Sep 2025189 AMAQI
9th Sep 20252010 AMAQI
9th Sep 20252211 AMAQI
9th Sep 20252112 PMAQI
9th Sep 2025241 PMAQI
9th Sep 2025262 PMAQI
9th Sep 2025203 PMAQI
9th Sep 2025264 PMAQI
9th Sep 2025305 PMAQI
9th Sep 2025256 PMAQI
9th Sep 2025257 PMAQI
9th Sep 2025288 PMAQI
9th Sep 2025309 PMAQI
9th Sep 20252710 PMAQI
9th Sep 20253111 PMAQI
10th Sep 20253012 AMAQI
10th Sep 2025301 AMAQI
10th Sep 2025332 AMAQI
10th Sep 2025343 AMAQI
10th Sep 2025324 AMAQI
27°C24/32°C
10th Sep 2025315 AMAQI
10th Sep 2025326 AMAQI
10th Sep 2025307 AMAQI
10th Sep 2025308 AMAQI
10th Sep 2025189 AMAQI
10th Sep 20252110 AMAQI
10th Sep 20252311 AMAQI
10th Sep 20252312 PMAQI
10th Sep 2025231 PMAQI
10th Sep 2025272 PMAQI
10th Sep 2025293 PMAQI
10th Sep 2025284 PMAQI
10th Sep 2025245 PMAQI
10th Sep 2025246 PMAQI
10th Sep 2025247 PMAQI
10th Sep 2025268 PMAQI
10th Sep 2025299 PMAQI
10th Sep 20252810 PMAQI
10th Sep 20252811 PMAQI
11th Sep 20252612 AMAQI
11th Sep 2025341 AMAQI
11th Sep 2025342 AMAQI
11th Sep 2025343 AMAQI
11th Sep 2025314 AMAQI
25°C24/29°C
11th Sep 2025315 AMAQI
11th Sep 2025306 AMAQI
11th Sep 2025307 AMAQI
11th Sep 2025318 AMAQI
11th Sep 2025179 AMAQI
11th Sep 20252510 AMAQI
11th Sep 20252411 AMAQI
11th Sep 20253112 PMAQI
11th Sep 2025301 PMAQI
11th Sep 2025302 PMAQI
11th Sep 2025363 PMAQI
11th Sep 2025414 PMAQI
11th Sep 2025385 PMAQI
11th Sep 2025466 PMAQI
11th Sep 2025427 PMAQI
11th Sep 2025368 PMAQI
11th Sep 2025369 PMAQI
11th Sep 20253610 PMAQI
11th Sep 20253511 PMAQI
12th Sep 20252912 AMAQI
12th Sep 2025311 AMAQI
12th Sep 2025322 AMAQI
12th Sep 2025333 AMAQI
12th Sep 2025324 AMAQI
26°C22/30°C
12th Sep 2025315 AMAQI
12th Sep 2025316 AMAQI
12th Sep 2025317 AMAQI
12th Sep 2025308 AMAQI
12th Sep 2025299 AMAQI
12th Sep 20252510 AMAQI
12th Sep 20253411 AMAQI
12th Sep 20252912 PMAQI
12th Sep 2025301 PMAQI
12th Sep 2025302 PMAQI
12th Sep 2025333 PMAQI
12th Sep 2025414 PMAQI
12th Sep 2025415 PMAQI
12th Sep 2025406 PMAQI
12th Sep 2025417 PMAQI
12th Sep 2025408 PMAQI
12th Sep 2025359 PMAQI
12th Sep 20253710 PMAQI
12th Sep 20253311 PMAQI
13th Sep 20253112 AMAQI
13th Sep 2025331 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025333 AMAQI
13th Sep 2025324 AMAQI
26°C23/31°C
13th Sep 2025325 AMAQI
13th Sep 2025326 AMAQI
13th Sep 2025327 AMAQI
13th Sep 2025328 AMAQI
13th Sep 2025229 AMAQI
13th Sep 20252510 AMAQI
13th Sep 20253111 AMAQI
13th Sep 20253612 PMAQI
13th Sep 2025311 PMAQI
13th Sep 2025302 PMAQI
13th Sep 2025273 PMAQI
13th Sep 2025244 PMAQI
13th Sep 2025235 PMAQI
13th Sep 2025286 PMAQI
13th Sep 2025297 PMAQI
13th Sep 2025338 PMAQI
13th Sep 2025289 PMAQI
13th Sep 20252810 PMAQI
13th Sep 20252711 PMAQI
14th Sep 20252912 AMAQI
14th Sep 2025311 AMAQI
14th Sep 2025332 AMAQI
14th Sep 2025323 AMAQI
14th Sep 2025324 AMAQI
26°C24/29°C
14th Sep 2025325 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025337 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025259 AMAQI
14th Sep 20252110 AMAQI
14th Sep 20251711 AMAQI
14th Sep 20251912 PMAQI
14th Sep 2025251 PMAQI
14th Sep 2025222 PMAQI
14th Sep 2025253 PMAQI
14th Sep 2025244 PMAQI
14th Sep 2025265 PMAQI
14th Sep 2025276 PMAQI
14th Sep 2025327 PMAQI
14th Sep 2025308 PMAQI
14th Sep 2025319 PMAQI
14th Sep 20253110 PMAQI
14th Sep 20252911 PMAQI
15th Sep 20252812 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025332 AMAQI
15th Sep 2025333 AMAQI
15th Sep 2025314 AMAQI
27°C24/31°C
15th Sep 2025305 AMAQI
15th Sep 2025306 AMAQI
15th Sep 2025307 AMAQI
15th Sep 2025308 AMAQI
15th Sep 2025219 AMAQI
15th Sep 20252610 AMAQI
15th Sep 20252411 AMAQI
15th Sep 20253512 PMAQI
15th Sep 2025301 PMAQI
15th Sep 2025182 PMAQI
15th Sep 2025203 PMAQI
15th Sep 2025194 PMAQI
15th Sep 2025185 PMAQI
15th Sep 2025196 PMAQI
15th Sep 2025167 PMAQI
15th Sep 2025228 PMAQI
15th Sep 2025259 PMAQI
15th Sep 20253510 PMAQI
15th Sep 20253611 PMAQI
16th Sep 20253812 AMAQI
16th Sep 2025301 AMAQI
16th Sep 2025312 AMAQI
16th Sep 2025313 AMAQI
16th Sep 2025304 AMAQI
27°C24/32°C
16th Sep 2025295 AMAQI
16th Sep 2025296 AMAQI
16th Sep 2025307 AMAQI
16th Sep 2025308 AMAQI
16th Sep 2025209 AMAQI
16th Sep 20251510 AMAQI
16th Sep 20251811 AMAQI
16th Sep 20251812 PMAQI
16th Sep 2025171 PMAQI
16th Sep 2025202 PMAQI
16th Sep 2025213 PMAQI
16th Sep 2025224 PMAQI
16th Sep 2025225 PMAQI
16th Sep 2025206 PMAQI
16th Sep 2025207 PMAQI
16th Sep 2025248 PMAQI
16th Sep 2025259 PMAQI
16th Sep 20252610 PMAQI
16th Sep 20252511 PMAQI
17th Sep 20252512 AMAQI
17th Sep 2025301 AMAQI
17th Sep 2025322 AMAQI
17th Sep 2025323 AMAQI
17th Sep 2025294 AMAQI
27°C24/32°C
17th Sep 2025295 AMAQI
17th Sep 2025286 AMAQI
17th Sep 2025287 AMAQI
17th Sep 2025288 AMAQI
17th Sep 2025199 AMAQI
17th Sep 20251610 AMAQI
17th Sep 20251711 AMAQI
17th Sep 20251712 PMAQI
17th Sep 2025201 PMAQI
17th Sep 2025252 PMAQI
17th Sep 2025273 PMAQI
17th Sep 2025254 PMAQI
17th Sep 2025225 PMAQI
17th Sep 2025246 PMAQI
17th Sep 2025267 PMAQI
17th Sep 2025288 PMAQI
17th Sep 2025259 PMAQI
17th Sep 20252010 PMAQI
17th Sep 20252011 PMAQI
18th Sep 20252112 AMAQI
18th Sep 2025231 AMAQI
18th Sep 2025292 AMAQI
18th Sep 2025303 AMAQI
18th Sep 2025294 AMAQI
27°C24/31°C
18th Sep 2025285 AMAQI
18th Sep 2025276 AMAQI
18th Sep 2025287 AMAQI
18th Sep 2025278 AMAQI
18th Sep 2025189 AMAQI
18th Sep 20251310 AMAQI
18th Sep 20251311 AMAQI
18th Sep 20251412 PMAQI
18th Sep 2025141 PMAQI
18th Sep 2025142 PMAQI
18th Sep 2025193 PMAQI
18th Sep 2025224 PMAQI
18th Sep 2025205 PMAQI
18th Sep 2025226 PMAQI
18th Sep 2025207 PMAQI
18th Sep 2025208 PMAQI
18th Sep 2025239 PMAQI
18th Sep 20252210 PMAQI
18th Sep 20252211 PMAQI
19th Sep 20252112 AMAQI
19th Sep 2025221 AMAQI
19th Sep 2025262 AMAQI
19th Sep 2025273 AMAQI
19th Sep 2025264 AMAQI
25°C23/29°C
19th Sep 2025245 AMAQI
19th Sep 2025256 AMAQI
19th Sep 2025257 AMAQI
19th Sep 2025258 AMAQI
19th Sep 2025199 AMAQI
19th Sep 20251610 AMAQI
19th Sep 20251711 AMAQI
19th Sep 20251812 PMAQI
19th Sep 2025201 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025213 PMAQI
19th Sep 2025224 PMAQI
19th Sep 2025275 PMAQI
19th Sep 2025256 PMAQI
19th Sep 2025277 PMAQI
19th Sep 2025328 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20252610 PMAQI
19th Sep 20252611 PMAQI
20th Sep 20252712 AMAQI
20th Sep 2025271 AMAQI
20th Sep 2025252 AMAQI
20th Sep 2025253 AMAQI
20th Sep 2025264 AMAQI
25°C21/30°C
20th Sep 2025245 AMAQI
20th Sep 2025246 AMAQI
20th Sep 2025257 AMAQI
20th Sep 2025248 AMAQI
20th Sep 2025249 AMAQI
20th Sep 20252510 AMAQI
20th Sep 20252211 AMAQI
20th Sep 20252112 PMAQI
20th Sep 2025171 PMAQI
20th Sep 2025162 PMAQI
20th Sep 2025163 PMAQI
20th Sep 2025174 PMAQI
20th Sep 2025175 PMAQI
20th Sep 2025166 PMAQI
20th Sep 2025177 PMAQI
20th Sep 2025188 PMAQI
20th Sep 2025209 PMAQI
20th Sep 20252010 PMAQI
20th Sep 20252211 PMAQI
21st Sep 20252112 AMAQI
21st Sep 2025221 AMAQI
21st Sep 2025262 AMAQI
21st Sep 2025263 AMAQI
21st Sep 2025254 AMAQI
24°C23/26°C
21st Sep 2025255 AMAQI
21st Sep 2025246 AMAQI
21st Sep 2025247 AMAQI
21st Sep 2025248 AMAQI
21st Sep 2025179 AMAQI
21st Sep 20251410 AMAQI
21st Sep 20251411 AMAQI
21st Sep 20252012 PMAQI
21st Sep 2025201 PMAQI
21st Sep 2025172 PMAQI
21st Sep 2025183 PMAQI
21st Sep 2025184 PMAQI
21st Sep 2025165 PMAQI
21st Sep 2025166 PMAQI
21st Sep 2025187 PMAQI
21st Sep 2025198 PMAQI
21st Sep 2025229 PMAQI
21st Sep 20252210 PMAQI
21st Sep 20252211 PMAQI
22nd Sep 20252112 AMAQI
22nd Sep 2025231 AMAQI
22nd Sep 2025242 AMAQI
22nd Sep 2025253 AMAQI
22nd Sep 2025244 AMAQI
23°C20/27°C
22nd Sep 2025235 AMAQI
22nd Sep 2025236 AMAQI
22nd Sep 2025237 AMAQI
22nd Sep 2025238 AMAQI
22nd Sep 2025189 AMAQI
22nd Sep 20251910 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025251 PMAQI
22nd Sep 2025222 PMAQI
22nd Sep 2025243 PMAQI
22nd Sep 2025314 PMAQI
22nd Sep 2025365 PMAQI
22nd Sep 2025346 PMAQI
22nd Sep 2025347 PMAQI
22nd Sep 2025298 PMAQI
22nd Sep 2025259 PMAQI
22nd Sep 20252510 PMAQI
22nd Sep 20252611 PMAQI
23rd Sep 20252612 AMAQI
23rd Sep 2025251 AMAQI
23rd Sep 2025242 AMAQI
23rd Sep 2025233 AMAQI
23rd Sep 2025224 AMAQI
--°C/°C
23rd Sep 2025235 AMAQI
5 AM23rd Sep 2025226 AMAQI
23rd Sep 2025237 AMAQI
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
34AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM
26AQI
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. 34), while the lowest AQI was between 9 AM to 9 AM (Avg. 26).
Night time
Avg. Highest Time
2 AM - 4 AM
35AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM
31AQI
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. 35), while the lowest AQI was between 12 AM to 12 AM (Avg. 31).
2025 Days Vs Air Quality
Ureshinomachi Shimojuku, Saga, Japan
2025
81%
213
19%
51
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Good
213 DaysModerate
51 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2025, 81% of 265 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
Ureshinomachi Shimojuku, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
33AQI
33AQI
2nd January 2025
43AQI
43AQI
3rd January 2025
35AQI
35AQI
4th January 2025
36AQI
36AQI
5th January 2025
36AQI
36AQI
6th January 2025
55AQI
55AQI
7th January 2025
31AQI
31AQI
8th January 2025
40AQI
40AQI
9th January 2025
29AQI
29AQI
10th January 2025
32AQI
32AQI
11th January 2025
30AQI
30AQI
12th January 2025
35AQI
35AQI
13th January 2025
40AQI
40AQI
14th January 2025
46AQI
46AQI
15th January 2025
45AQI
45AQI
16th January 2025
42AQI
42AQI
17th January 2025
51AQI
51AQI
18th January 2025
50AQI
50AQI
19th January 2025
51AQI
51AQI
20th January 2025
57AQI
57AQI
21st January 2025
70AQI
70AQI
22nd January 2025
73AQI
73AQI
23rd January 2025
66AQI
66AQI
24th January 2025
70AQI
70AQI
25th January 2025
45AQI
45AQI
26th January 2025
44AQI
44AQI
27th January 2025
42AQI
42AQI
28th January 2025
36AQI
36AQI
29th January 2025
34AQI
34AQI
30th January 2025
37AQI
37AQI
31st January 2025
44AQI
44AQI
1st February 2025
42AQI
42AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
46AQI
46AQI
4th February 2025
32AQI
32AQI
5th February 2025
41AQI
41AQI
6th February 2025
32AQI
32AQI
7th February 2025
36AQI
36AQI
8th February 2025
31AQI
31AQI
9th February 2025
30AQI
30AQI
10th February 2025
31AQI
31AQI
11th February 2025
39AQI
39AQI
12th February 2025
41AQI
41AQI
13th February 2025
33AQI
33AQI
14th February 2025
40AQI
40AQI
15th February 2025
31AQI
31AQI
16th February 2025
39AQI
39AQI
17th February 2025
41AQI
41AQI
18th February 2025
35AQI
35AQI
19th February 2025
35AQI
35AQI
20th February 2025
33AQI
33AQI
21st February 2025
33AQI
33AQI
22nd February 2025
39AQI
39AQI
23rd February 2025
36AQI
36AQI
24th February 2025
37AQI
37AQI
25th February 2025
36AQI
36AQI
26th February 2025
44AQI
44AQI
27th February 2025
58AQI
58AQI
28th February 2025
57AQI
57AQI
1st March 2025
57AQI
57AQI
2nd March 2025
38AQI
38AQI
3rd March 2025
42AQI
42AQI
4th March 2025
30AQI
30AQI
5th March 2025
32AQI
32AQI
6th March 2025
30AQI
30AQI
7th March 2025
36AQI
36AQI
8th March 2025
39AQI
39AQI
9th March 2025
44AQI
44AQI
10th March 2025
47AQI
47AQI
11th March 2025
48AQI
48AQI
12th March 2025
51AQI
51AQI
13th March 2025
54AQI
54AQI
14th March 2025
40AQI
40AQI
15th March 2025
32AQI
32AQI
16th March 2025
31AQI
31AQI
17th March 2025
49AQI
49AQI
18th March 2025
46AQI
46AQI
19th March 2025
44AQI
44AQI
20th March 2025
54AQI
54AQI
21st March 2025
55AQI
55AQI
22nd March 2025
64AQI
64AQI
23rd March 2025
61AQI
61AQI
24th March 2025
53AQI
53AQI
25th March 2025
62AQI
62AQI
26th March 2025
59AQI
59AQI
27th March 2025
51AQI
51AQI
28th March 2025
62AQI
62AQI
29th March 2025
53AQI
53AQI
30th March 2025
41AQI
41AQI
31st March 2025
43AQI
43AQI
1st April 2025
44AQI
44AQI
2nd April 2025
35AQI
35AQI
3rd April 2025
37AQI
37AQI
4th April 2025
37AQI
37AQI
5th April 2025
43AQI
43AQI
6th April 2025
43AQI
43AQI
7th April 2025
41AQI
41AQI
8th April 2025
39AQI
39AQI
9th April 2025
54AQI
54AQI
10th April 2025
45AQI
45AQI
11th April 2025
58AQI
58AQI
12th April 2025
52AQI
52AQI
13th April 2025
52AQI
52AQI
14th April 2025
56AQI
56AQI
15th April 2025
34AQI
34AQI
16th April 2025
49AQI
49AQI
17th April 2025
43AQI
43AQI
18th April 2025
50AQI
50AQI
19th April 2025
45AQI
45AQI
20th April 2025
41AQI
41AQI
21st April 2025
40AQI
40AQI
22nd April 2025
33AQI
33AQI
23rd April 2025
26AQI
26AQI
24th April 2025
35AQI
35AQI
25th April 2025
49AQI
49AQI
26th April 2025
47AQI
47AQI
27th April 2025
50AQI
50AQI
28th April 2025
43AQI
43AQI
29th April 2025
51AQI
51AQI
30th April 2025
51AQI
51AQI
1st May 2025
45AQI
45AQI
2nd May 2025
42AQI
42AQI
3rd May 2025
44AQI
44AQI
4th May 2025
42AQI
42AQI
5th May 2025
44AQI
44AQI
6th May 2025
41AQI
41AQI
7th May 2025
38AQI
38AQI
8th May 2025
47AQI
47AQI
9th May 2025
35AQI
35AQI
10th May 2025
40AQI
40AQI
11th May 2025
50AQI
50AQI
12th May 2025
54AQI
54AQI
13th May 2025
58AQI
58AQI
14th May 2025
59AQI
59AQI
15th May 2025
57AQI
57AQI
16th May 2025
62AQI
62AQI
17th May 2025
39AQI
39AQI
18th May 2025
52AQI
52AQI
19th May 2025
52AQI
52AQI
20th May 2025
41AQI
41AQI
21st May 2025
31AQI
31AQI
22nd May 2025
36AQI
36AQI
23rd May 2025
42AQI
42AQI
24th May 2025
27AQI
27AQI
25th May 2025
34AQI
34AQI
26th May 2025
38AQI
38AQI
27th May 2025
44AQI
44AQI
28th May 2025
50AQI
50AQI
29th May 2025
53AQI
53AQI
30th May 2025
46AQI
46AQI
31st May 2025
44AQI
44AQI
1st June 2025
50AQI
50AQI
2nd June 2025
52AQI
52AQI
3rd June 2025
37AQI
37AQI
4th June 2025
45AQI
45AQI
5th June 2025
46AQI
46AQI
6th June 2025
51AQI
51AQI
7th June 2025
64AQI
64AQI
8th June 2025
63AQI
63AQI
9th June 2025
37AQI
37AQI
10th June 2025
32AQI
32AQI
11th June 2025
43AQI
43AQI
12th June 2025
39AQI
39AQI
13th June 2025
34AQI
34AQI
14th June 2025
27AQI
27AQI
15th June 2025
27AQI
27AQI
16th June 2025
30AQI
30AQI
17th June 2025
30AQI
30AQI
18th June 2025
32AQI
32AQI
19th June 2025
34AQI
34AQI
20th June 2025
29AQI
29AQI
21st June 2025
25AQI
25AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
19AQI
19AQI
24th June 2025
21AQI
21AQI
25th June 2025
23AQI
23AQI
26th June 2025
28AQI
28AQI
27th June 2025
28AQI
28AQI
28th June 2025
27AQI
27AQI
29th June 2025
29AQI
29AQI
30th June 2025
44AQI
44AQI
1st July 2025
60AQI
60AQI
2nd July 2025
66AQI
66AQI
3rd July 2025
63AQI
63AQI
4th July 2025
65AQI
65AQI
5th July 2025
52AQI
52AQI
6th July 2025
46AQI
46AQI
7th July 2025
44AQI
44AQI
8th July 2025
53AQI
53AQI
9th July 2025
58AQI
58AQI
10th July 2025
55AQI
55AQI
11th July 2025
44AQI
44AQI
12th July 2025
40AQI
40AQI
13th July 2025
42AQI
42AQI
14th July 2025
37AQI
37AQI
15th July 2025
44AQI
44AQI
16th July 2025
50AQI
50AQI
17th July 2025
50AQI
50AQI
18th July 2025
32AQI
32AQI
19th July 2025
34AQI
34AQI
20th July 2025
30AQI
30AQI
21st July 2025
39AQI
39AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
46AQI
46AQI
24th July 2025
35AQI
35AQI
25th July 2025
28AQI
28AQI
26th July 2025
25AQI
25AQI
27th July 2025
24AQI
24AQI
28th July 2025
25AQI
25AQI
29th July 2025
26AQI
26AQI
30th July 2025
29AQI
29AQI
31st July 2025
29AQI
29AQI
1st August 2025
45AQI
45AQI
2nd August 2025
50AQI
50AQI
3rd August 2025
51AQI
51AQI
4th August 2025
45AQI
45AQI
5th August 2025
43AQI
43AQI
6th August 2025
45AQI
45AQI
7th August 2025
47AQI
47AQI
8th August 2025
38AQI
38AQI
9th August 2025
34AQI
34AQI
10th August 2025
38AQI
38AQI
11th August 2025
31AQI
31AQI
12th August 2025
36AQI
36AQI
13th August 2025
38AQI
38AQI
14th August 2025
39AQI
39AQI
15th August 2025
41AQI
41AQI
16th August 2025
42AQI
42AQI
17th August 2025
42AQI
42AQI
18th August 2025
49AQI
49AQI
19th August 2025
50AQI
50AQI
20th August 2025
41AQI
41AQI
21st August 2025
42AQI
42AQI
22nd August 2025
48AQI
48AQI
23rd August 2025
43AQI
43AQI
24th August 2025
38AQI
38AQI
25th August 2025
36AQI
36AQI
26th August 2025
35AQI
35AQI
27th August 2025
37AQI
37AQI
28th August 2025
43AQI
43AQI
29th August 2025
44AQI
44AQI
30th August 2025
48AQI
48AQI
31st August 2025
46AQI
46AQI
1st September 2025
37AQI
37AQI
2nd September 2025
38AQI
38AQI
3rd September 2025
41AQI
41AQI
4th September 2025
27AQI
27AQI
5th September 2025
28AQI
28AQI
6th September 2025
33AQI
33AQI
7th September 2025
36AQI
36AQI
8th September 2025
28AQI
28AQI
9th September 2025
28AQI
28AQI
10th September 2025
27AQI
27AQI
11th September 2025
33AQI
33AQI
12th September 2025
33AQI
33AQI
13th September 2025
30AQI
30AQI
14th September 2025
28AQI
28AQI
15th September 2025
27AQI
27AQI
16th September 2025
25AQI
25AQI
17th September 2025
25AQI
25AQI
18th September 2025
22AQI
22AQI
19th September 2025
24AQI
24AQI
20th September 2025
21AQI
21AQI
21st September 2025
21AQI
21AQI
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
44AQI
38AQI
47AQI
44AQI
45AQI
36AQI
42AQI
42AQI
29AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202541AQI
23
8
26
2
18
13
23
7
23
8
26
4
23
8
30
1
21
213
51
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
September29AQI
202439AQI
27
4
22
6
1
24
5
19
9
2
20
11
22
8
31
30
1
25
5
30
1
23
7
30
1
303
58
3
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
July21AQI
202344AQI
19
10
2
19
9
17
14
12
17
1
17
14
20
10
25
6
26
5
26
4
30
1
21
8
24
7
256
105
3
Highest AQI recorded in
April55AQI
Lowest AQI recorded in
August34AQI
202243AQI
25
6
18
3
17
14
14
3
13
18
22
8
18
3
1
1
26
3
26
5
21
9
28
3
229
76
Highest AQI recorded in
May53AQI
Lowest AQI recorded in
August36AQI
202143AQI
20
11
17
11
15
16
16
6
16
15
16
14
31
31
27
3
21
10
16
14
24
7
250
107
Highest AQI recorded in
May52AQI
Lowest AQI recorded in
August29AQI
202044AQI
8
5
9
12
6
12
19
11
30
1
15
14
2
18
1
25
6
19
11
23
8
172
81
2
Highest AQI recorded in
May54AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
44AQILeast Polluted Year Recorded
2024(Avg.)
39AQIUreshinomachi Shimojuku's annual 2025 AQI (41) shows an average percentage change of -2.4% (improved AQI) compared to previous years: 2020 (44), 2021 (43), 2022 (43), 2023 (44), 2024 (39).
