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HistoryAQIPM2.5PM10COSO2NO2O3

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+

October Air Quality Analysis

Ureshinomachi Shimojuku, Saga, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Oct 2022
78AQI
Lowest AQI recorded on
22nd Oct 2024
19AQI

Same Day Analysis (10th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 60 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 10th Oct - 11th Oct 2025

Ureshinomachi Shimojuku, Saga, Japan

AQI
Day
Night
.

6 AM10th Oct 2025

6 PM

5 AM11th Oct 2025

Day time
Avg. Highest Time
5PM10th Oct

68AQI

Avg. Lowest Time
1PM10th Oct

54AQI

Night time
Avg. Highest Time
8PM10th Oct

76AQI

Avg. Lowest Time
5AM11th Oct

66AQI

In the last 24 hours,

Ureshinomachi Shimojuku's AQI reached its highest point of 76 at 8 PM during the Night, while the lowest point, 54, was recorded at 1 PM during the Day between 10th Oct and 11th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Ureshinomachi Shimojuku, Saga, Japan

SepOct
11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
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
12th Sep 2025315 AMAQI

26°C22/30°C

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
13th Sep 2025325 AMAQI

26°C23/31°C

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
14th Sep 2025325 AMAQI

26°C24/29°C

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
15th Sep 2025305 AMAQI

27°C24/31°C

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
16th Sep 2025295 AMAQI

27°C24/32°C

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
17th Sep 2025295 AMAQI

27°C24/32°C

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
18th Sep 2025285 AMAQI

27°C24/31°C

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
19th Sep 2025245 AMAQI

25°C23/29°C

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
20th Sep 2025245 AMAQI

25°C21/30°C

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
21st Sep 2025255 AMAQI

24°C23/26°C

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
22nd Sep 2025235 AMAQI

23°C20/27°C

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
23rd Sep 2025235 AMAQI

23°C19/28°C

23rd Sep 2025226 AMAQI
23rd Sep 2025237 AMAQI
23rd Sep 2025228 AMAQI
23rd Sep 2025309 AMAQI
23rd Sep 20253510 AMAQI
23rd Sep 20253211 AMAQI
23rd Sep 20252412 PMAQI
23rd Sep 2025241 PMAQI
23rd Sep 2025282 PMAQI
23rd Sep 2025263 PMAQI
23rd Sep 2025294 PMAQI
23rd Sep 2025325 PMAQI
23rd Sep 2025336 PMAQI
23rd Sep 2025367 PMAQI
23rd Sep 2025358 PMAQI
23rd Sep 2025299 PMAQI
23rd Sep 20252910 PMAQI
23rd Sep 20252911 PMAQI
24th Sep 20252812 AMAQI
24th Sep 2025291 AMAQI
24th Sep 2025252 AMAQI
24th Sep 2025223 AMAQI
24th Sep 2025244 AMAQI
24th Sep 2025245 AMAQI

25°C21/29°C

24th Sep 2025246 AMAQI
24th Sep 2025247 AMAQI
24th Sep 2025248 AMAQI
24th Sep 2025179 AMAQI
24th Sep 20251210 AMAQI
24th Sep 20251311 AMAQI
24th Sep 20251312 PMAQI
24th Sep 2025171 PMAQI
24th Sep 2025172 PMAQI
24th Sep 2025203 PMAQI
24th Sep 2025284 PMAQI
24th Sep 2025325 PMAQI
24th Sep 2025286 PMAQI
24th Sep 2025247 PMAQI
24th Sep 2025238 PMAQI
24th Sep 2025249 PMAQI
24th Sep 20252510 PMAQI
24th Sep 20252611 PMAQI
25th Sep 20252612 AMAQI
25th Sep 2025271 AMAQI
25th Sep 2025252 AMAQI
25th Sep 2025243 AMAQI
25th Sep 2025244 AMAQI
25th Sep 2025235 AMAQI

25°C22/29°C

25th Sep 2025236 AMAQI
25th Sep 2025237 AMAQI
25th Sep 2025238 AMAQI
25th Sep 2025259 AMAQI
25th Sep 20252310 AMAQI
25th Sep 20251911 AMAQI
25th Sep 20251912 PMAQI
25th Sep 2025221 PMAQI
25th Sep 2025292 PMAQI
25th Sep 2025383 PMAQI
25th Sep 2025444 PMAQI
25th Sep 2025485 PMAQI
25th Sep 2025486 PMAQI
25th Sep 2025487 PMAQI
25th Sep 2025518 PMAQI
25th Sep 2025529 PMAQI
25th Sep 20255110 PMAQI
25th Sep 20255111 PMAQI
26th Sep 20254912 AMAQI
26th Sep 2025461 AMAQI
26th Sep 2025462 AMAQI
26th Sep 2025433 AMAQI
26th Sep 2025414 AMAQI
26th Sep 2025405 AMAQI

25°C23/28°C

26th Sep 2025406 AMAQI
26th Sep 2025387 AMAQI
26th Sep 2025388 AMAQI
26th Sep 2025339 AMAQI
26th Sep 20252810 AMAQI
26th Sep 20253211 AMAQI
26th Sep 20254512 PMAQI
26th Sep 2025521 PMAQI
26th Sep 2025482 PMAQI
26th Sep 2025443 PMAQI
26th Sep 2025294 PMAQI
26th Sep 2025295 PMAQI
26th Sep 2025236 PMAQI
26th Sep 2025227 PMAQI
26th Sep 2025228 PMAQI
26th Sep 2025229 PMAQI
26th Sep 20252010 PMAQI
26th Sep 20252311 PMAQI
27th Sep 20252212 AMAQI
27th Sep 2025211 AMAQI
27th Sep 2025222 AMAQI
27th Sep 2025213 AMAQI
27th Sep 2025204 AMAQI
27th Sep 2025185 AMAQI

26°C22/30°C

27th Sep 2025176 AMAQI
27th Sep 2025167 AMAQI
27th Sep 2025218 AMAQI
27th Sep 2025189 AMAQI
27th Sep 20252010 AMAQI
27th Sep 20252711 AMAQI
27th Sep 20252612 PMAQI
27th Sep 2025251 PMAQI
27th Sep 2025212 PMAQI
27th Sep 2025243 PMAQI
27th Sep 2025264 PMAQI
27th Sep 2025275 PMAQI
27th Sep 2025226 PMAQI
27th Sep 2025227 PMAQI
27th Sep 2025258 PMAQI
27th Sep 2025269 PMAQI
27th Sep 20252610 PMAQI
27th Sep 20252911 PMAQI
28th Sep 20252412 AMAQI
28th Sep 2025221 AMAQI
28th Sep 2025222 AMAQI
28th Sep 2025223 AMAQI
28th Sep 2025224 AMAQI
28th Sep 2025235 AMAQI

22°C20/23°C

28th Sep 2025256 AMAQI
28th Sep 2025227 AMAQI
28th Sep 2025208 AMAQI
28th Sep 2025209 AMAQI
28th Sep 20252010 AMAQI
28th Sep 20252611 AMAQI
28th Sep 20252912 PMAQI
28th Sep 2025291 PMAQI
28th Sep 2025262 PMAQI
28th Sep 2025273 PMAQI
28th Sep 2025284 PMAQI
28th Sep 2025285 PMAQI
28th Sep 2025286 PMAQI
28th Sep 2025297 PMAQI
28th Sep 2025308 PMAQI
28th Sep 2025359 PMAQI
28th Sep 20253510 PMAQI
28th Sep 20252911 PMAQI
29th Sep 20252812 AMAQI
29th Sep 2025301 AMAQI
29th Sep 2025232 AMAQI
29th Sep 2025203 AMAQI
29th Sep 2025204 AMAQI
29th Sep 2025205 AMAQI

24°C20/27°C

29th Sep 2025246 AMAQI
29th Sep 2025247 AMAQI
29th Sep 2025238 AMAQI
29th Sep 2025189 AMAQI
29th Sep 20251110 AMAQI
29th Sep 2025911 AMAQI
29th Sep 20251312 PMAQI
29th Sep 2025141 PMAQI
29th Sep 2025352 PMAQI
29th Sep 2025263 PMAQI
29th Sep 2025274 PMAQI
29th Sep 2025285 PMAQI
29th Sep 2025326 PMAQI
29th Sep 2025387 PMAQI
29th Sep 2025358 PMAQI
29th Sep 2025339 PMAQI
29th Sep 20253310 PMAQI
29th Sep 20253111 PMAQI
30th Sep 20253312 AMAQI
30th Sep 2025331 AMAQI
30th Sep 2025342 AMAQI
30th Sep 2025313 AMAQI
30th Sep 2025314 AMAQI
30th Sep 2025385 AMAQI

23°C21/26°C

30th Sep 2025316 AMAQI
30th Sep 2025257 AMAQI
30th Sep 2025298 AMAQI
30th Sep 2025199 AMAQI
30th Sep 20251510 AMAQI
30th Sep 20251911 AMAQI
30th Sep 20252912 PMAQI
30th Sep 2025291 PMAQI
30th Sep 2025342 PMAQI
30th Sep 2025323 PMAQI
30th Sep 2025434 PMAQI
30th Sep 2025415 PMAQI
30th Sep 2025286 PMAQI
30th Sep 2025337 PMAQI
30th Sep 2025238 PMAQI
30th Sep 2025329 PMAQI
30th Sep 20253910 PMAQI
30th Sep 20254211 PMAQI
1st Oct 20254012 AMAQI
1st Oct 2025371 AMAQI
1st Oct 2025392 AMAQI
1st Oct 2025383 AMAQI
1st Oct 2025334 AMAQI
1st Oct 2025325 AMAQI

22°C18/27°C

1st Oct 2025376 AMAQI
1st Oct 2025347 AMAQI
1st Oct 2025358 AMAQI
1st Oct 2025229 AMAQI
1st Oct 20251510 AMAQI
1st Oct 20251911 AMAQI
1st Oct 20253112 PMAQI
1st Oct 2025341 PMAQI
1st Oct 2025352 PMAQI
1st Oct 2025343 PMAQI
1st Oct 2025354 PMAQI
1st Oct 2025355 PMAQI
1st Oct 2025366 PMAQI
1st Oct 2025377 PMAQI
1st Oct 2025548 PMAQI
1st Oct 2025599 PMAQI
1st Oct 20256010 PMAQI
1st Oct 20255811 PMAQI
2nd Oct 20255712 AMAQI
2nd Oct 2025561 AMAQI
2nd Oct 2025582 AMAQI
2nd Oct 2025593 AMAQI
2nd Oct 2025594 AMAQI
2nd Oct 2025595 AMAQI

22°C18/28°C

2nd Oct 2025586 AMAQI
2nd Oct 2025567 AMAQI
2nd Oct 2025588 AMAQI
2nd Oct 2025589 AMAQI
2nd Oct 20255710 AMAQI
2nd Oct 20255711 AMAQI
2nd Oct 20255512 PMAQI
2nd Oct 2025521 PMAQI
2nd Oct 2025542 PMAQI
2nd Oct 2025593 PMAQI
2nd Oct 2025614 PMAQI
2nd Oct 2025665 PMAQI
2nd Oct 2025676 PMAQI
2nd Oct 2025677 PMAQI
2nd Oct 2025668 PMAQI
2nd Oct 2025709 PMAQI
2nd Oct 20256710 PMAQI
2nd Oct 20256711 PMAQI
3rd Oct 20256712 AMAQI
3rd Oct 2025631 AMAQI
3rd Oct 2025602 AMAQI
3rd Oct 2025583 AMAQI
3rd Oct 2025604 AMAQI
3rd Oct 2025625 AMAQI

23°C18/28°C

3rd Oct 2025606 AMAQI
3rd Oct 2025637 AMAQI
3rd Oct 2025608 AMAQI
3rd Oct 2025599 AMAQI
3rd Oct 20255710 AMAQI
3rd Oct 20255911 AMAQI
3rd Oct 20255712 PMAQI
3rd Oct 2025571 PMAQI
3rd Oct 2025552 PMAQI
3rd Oct 2025593 PMAQI
3rd Oct 2025584 PMAQI
3rd Oct 2025575 PMAQI
3rd Oct 2025626 PMAQI
3rd Oct 2025667 PMAQI
3rd Oct 2025558 PMAQI
3rd Oct 2025709 PMAQI
3rd Oct 20257110 PMAQI
3rd Oct 20257011 PMAQI
4th Oct 20257312 AMAQI
4th Oct 2025741 AMAQI
4th Oct 2025762 AMAQI
4th Oct 2025763 AMAQI
4th Oct 2025734 AMAQI
4th Oct 2025725 AMAQI

20°C19/21°C

4th Oct 2025746 AMAQI
4th Oct 2025727 AMAQI
4th Oct 2025708 AMAQI
4th Oct 2025709 AMAQI
4th Oct 20256710 AMAQI
4th Oct 20256411 AMAQI
4th Oct 20256812 PMAQI
4th Oct 2025641 PMAQI
4th Oct 2025592 PMAQI
4th Oct 2025513 PMAQI
4th Oct 2025564 PMAQI
4th Oct 2025575 PMAQI
4th Oct 2025566 PMAQI
4th Oct 2025607 PMAQI
4th Oct 2025568 PMAQI
4th Oct 2025569 PMAQI
4th Oct 20255610 PMAQI
4th Oct 20254711 PMAQI
5th Oct 20254912 AMAQI
5th Oct 2025501 AMAQI
5th Oct 2025522 AMAQI
5th Oct 2025543 AMAQI
5th Oct 2025554 AMAQI
5th Oct 2025555 AMAQI

24°C21/27°C

5th Oct 2025506 AMAQI
5th Oct 2025497 AMAQI
5th Oct 2025498 AMAQI
5th Oct 2025529 AMAQI
5th Oct 20255410 AMAQI
5th Oct 20255511 AMAQI
5th Oct 20255712 PMAQI
5th Oct 2025551 PMAQI
5th Oct 2025522 PMAQI
5th Oct 2025573 PMAQI
5th Oct 2025574 PMAQI
5th Oct 2025535 PMAQI
5th Oct 2025476 PMAQI
5th Oct 2025547 PMAQI
5th Oct 2025538 PMAQI
5th Oct 2025539 PMAQI
5th Oct 20255410 PMAQI
5th Oct 20255211 PMAQI
6th Oct 20255212 AMAQI
6th Oct 2025531 AMAQI
6th Oct 2025522 AMAQI
6th Oct 2025543 AMAQI
6th Oct 2025564 AMAQI
6th Oct 2025575 AMAQI

25°C22/29°C

6th Oct 2025566 AMAQI
6th Oct 2025567 AMAQI
6th Oct 2025558 AMAQI
6th Oct 2025569 AMAQI
6th Oct 20255610 AMAQI
6th Oct 20255711 AMAQI
6th Oct 20255312 PMAQI
6th Oct 2025501 PMAQI
6th Oct 2025552 PMAQI
6th Oct 2025613 PMAQI
6th Oct 2025624 PMAQI
6th Oct 2025625 PMAQI
6th Oct 2025676 PMAQI
6th Oct 2025647 PMAQI
6th Oct 2025658 PMAQI
6th Oct 2025649 PMAQI
6th Oct 20256310 PMAQI
6th Oct 20256111 PMAQI
7th Oct 20256212 AMAQI
7th Oct 2025611 AMAQI
7th Oct 2025572 AMAQI

24°C20/28°C

7th Oct 2025498 PMAQI
7th Oct 2025399 PMAQI
7th Oct 20256910 PMAQI
7th Oct 20256711 PMAQI
8th Oct 20256312 AMAQI
8th Oct 2025621 AMAQI
8th Oct 2025632 AMAQI
8th Oct 2025653 AMAQI
8th Oct 2025644 AMAQI
8th Oct 2025635 AMAQI

24°C20/29°C

8th Oct 2025626 AMAQI
8th Oct 2025617 AMAQI
8th Oct 2025648 AMAQI
8th Oct 2025649 AMAQI
8th Oct 20256610 AMAQI
8th Oct 20256611 AMAQI
8th Oct 20256412 PMAQI
8th Oct 2025671 PMAQI
8th Oct 2025702 PMAQI
8th Oct 2025673 PMAQI
8th Oct 2025694 PMAQI
8th Oct 2025675 PMAQI
8th Oct 2025716 PMAQI
8th Oct 2025737 PMAQI
8th Oct 2025708 PMAQI
8th Oct 2025689 PMAQI
8th Oct 20256410 PMAQI
8th Oct 20255911 PMAQI
9th Oct 20255312 AMAQI
9th Oct 2025541 AMAQI
9th Oct 2025572 AMAQI
9th Oct 2025573 AMAQI
9th Oct 2025564 AMAQI
9th Oct 2025555 AMAQI

24°C21/28°C

9th Oct 2025556 AMAQI
9th Oct 2025547 AMAQI
9th Oct 2025528 AMAQI
9th Oct 2025529 AMAQI
9th Oct 20255410 AMAQI
9th Oct 20255411 AMAQI
9th Oct 20254812 PMAQI
9th Oct 2025451 PMAQI
9th Oct 2025442 PMAQI
9th Oct 2025473 PMAQI
9th Oct 2025454 PMAQI
9th Oct 2025535 PMAQI
9th Oct 2025586 PMAQI
9th Oct 2025597 PMAQI
9th Oct 2025588 PMAQI
9th Oct 2025619 PMAQI
9th Oct 20256410 PMAQI
9th Oct 20256011 PMAQI
10th Oct 20255812 AMAQI
10th Oct 2025601 AMAQI
10th Oct 2025582 AMAQI
10th Oct 2025603 AMAQI
10th Oct 2025614 AMAQI
10th Oct 2025615 AMAQI

22°C19/26°C

10th Oct 2025576 AMAQI
10th Oct 2025577 AMAQI
10th Oct 2025568 AMAQI
10th Oct 2025579 AMAQI
10th Oct 20255710 AMAQI
10th Oct 20255611 AMAQI
10th Oct 20255412 PMAQI
10th Oct 2025541 PMAQI
10th Oct 2025602 PMAQI
10th Oct 2025663 PMAQI
10th Oct 2025654 PMAQI
10th Oct 2025685 PMAQI
10th Oct 2025736 PMAQI
10th Oct 2025747 PMAQI
10th Oct 2025768 PMAQI
10th Oct 2025759 PMAQI
10th Oct 20257210 PMAQI
10th Oct 20257011 PMAQI
11th Oct 20256712 AMAQI
11th Oct 2025701 AMAQI
11th Oct 2025682 AMAQI
11th Oct 2025703 AMAQI
11th Oct 2025714 AMAQI
11th Oct 2025665 AMAQI

22°C17/28°C

11th Oct 2025646 AMAQI
6 AM
11th Oct 2025647 AMAQI
11th Oct 2025668 AMAQI
11th Oct 2025719 AMAQI
11th Oct 20256910 AMAQI
11th Oct 20257111 AMAQI
11th Oct 20256612 PMAQI
12 PM
11th Oct 2025611 PMAQI
11th Oct 2025642 PMAQI
11th Oct 2025653 PMAQI
11th Oct 2025644 PMAQI
11th Oct 2025635 PMAQI
11th Oct 2025626 PMAQI
6 PM
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
4 PM - 6 PM

38AQI

3 hours / Day
90 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 4 PM to 6 PM (Avg. 38), while the lowest AQI was between 10 AM to 10 AM (Avg. 32).
Night time
Avg. Highest Time
12 AM - 11 PM

39AQI

11 hours / Day
330 hours / Month
Avg. Lowest Time
12 AM - 11 PM

39AQI

11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 39), while the lowest AQI was between 12 AM to 11 PM (Avg. 39).

2025 Days Vs Air Quality

Ureshinomachi Shimojuku, Saga, Japan

2025

79%

223

21%

60

Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)

Good
223 Days
Moderate
60 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 79%

Health Risk Level:

Low

In 2025, 79% of 284 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
2nd January 2025
43AQI
3rd January 2025
35AQI
4th January 2025
36AQI
5th January 2025
36AQI
6th January 2025
55AQI
7th January 2025
31AQI
8th January 2025
40AQI
9th January 2025
29AQI
10th January 2025
32AQI
11th January 2025
30AQI
12th January 2025
35AQI
13th January 2025
40AQI
14th January 2025
46AQI
15th January 2025
45AQI
16th January 2025
42AQI
17th January 2025
51AQI
18th January 2025
50AQI
19th January 2025
51AQI
20th January 2025
57AQI
21st January 2025
70AQI
22nd January 2025
73AQI
23rd January 2025
66AQI
24th January 2025
70AQI
25th January 2025
45AQI
26th January 2025
44AQI
27th January 2025
42AQI
28th January 2025
36AQI
29th January 2025
34AQI
30th January 2025
37AQI
31st January 2025
44AQI
1st February 2025
42AQI
2nd February 2025
35AQI
3rd February 2025
46AQI
4th February 2025
32AQI
5th February 2025
41AQI
6th February 2025
32AQI
7th February 2025
36AQI
8th February 2025
31AQI
9th February 2025
30AQI
10th February 2025
31AQI
11th February 2025
39AQI
12th February 2025
41AQI
13th February 2025
33AQI
14th February 2025
40AQI
15th February 2025
31AQI
16th February 2025
39AQI
17th February 2025
41AQI
18th February 2025
35AQI
19th February 2025
35AQI
20th February 2025
33AQI
21st February 2025
33AQI
22nd February 2025
39AQI
23rd February 2025
36AQI
24th February 2025
37AQI
25th February 2025
36AQI
26th February 2025
44AQI
27th February 2025
58AQI
28th February 2025
57AQI
1st March 2025
57AQI
2nd March 2025
38AQI
3rd March 2025
42AQI
4th March 2025
30AQI
5th March 2025
32AQI
6th March 2025
30AQI
7th March 2025
36AQI
8th March 2025
39AQI
9th March 2025
44AQI
10th March 2025
47AQI
11th March 2025
48AQI
12th March 2025
51AQI
13th March 2025
54AQI
14th March 2025
40AQI
15th March 2025
32AQI
16th March 2025
31AQI
17th March 2025
49AQI
18th March 2025
46AQI
19th March 2025
44AQI
20th March 2025
54AQI
21st March 2025
55AQI
22nd March 2025
64AQI
23rd March 2025
61AQI
24th March 2025
53AQI
25th March 2025
62AQI
26th March 2025
59AQI
27th March 2025
51AQI
28th March 2025
62AQI
29th March 2025
53AQI
30th March 2025
41AQI
31st March 2025
43AQI
1st April 2025
44AQI
2nd April 2025
35AQI
3rd April 2025
37AQI
4th April 2025
37AQI
5th April 2025
43AQI
6th April 2025
43AQI
7th April 2025
41AQI
8th April 2025
39AQI
9th April 2025
54AQI
10th April 2025
45AQI
11th April 2025
58AQI
12th April 2025
52AQI
13th April 2025
52AQI
14th April 2025
56AQI
15th April 2025
34AQI
16th April 2025
49AQI
17th April 2025
43AQI
18th April 2025
50AQI
19th April 2025
45AQI
20th April 2025
41AQI
21st April 2025
40AQI
22nd April 2025
33AQI
23rd April 2025
26AQI
24th April 2025
35AQI
25th April 2025
49AQI
26th April 2025
47AQI
27th April 2025
50AQI
28th April 2025
43AQI
29th April 2025
51AQI
30th April 2025
51AQI
1st May 2025
45AQI
2nd May 2025
42AQI
3rd May 2025
44AQI
4th May 2025
42AQI
5th May 2025
44AQI
6th May 2025
41AQI
7th May 2025
38AQI
8th May 2025
47AQI
9th May 2025
35AQI
10th May 2025
40AQI
11th May 2025
50AQI
12th May 2025
54AQI
13th May 2025
58AQI
14th May 2025
59AQI
15th May 2025
57AQI
16th May 2025
62AQI
17th May 2025
39AQI
18th May 2025
52AQI
19th May 2025
52AQI
20th May 2025
41AQI
21st May 2025
31AQI
22nd May 2025
36AQI
23rd May 2025
42AQI
24th May 2025
27AQI
25th May 2025
34AQI
26th May 2025
38AQI
27th May 2025
44AQI
28th May 2025
50AQI
29th May 2025
53AQI
30th May 2025
46AQI
31st May 2025
44AQI
1st June 2025
50AQI
2nd June 2025
52AQI
3rd June 2025
37AQI
4th June 2025
45AQI
5th June 2025
46AQI
6th June 2025
51AQI
7th June 2025
64AQI
8th June 2025
63AQI
9th June 2025
37AQI
10th June 2025
32AQI
11th June 2025
43AQI
12th June 2025
39AQI
13th June 2025
34AQI
14th June 2025
27AQI
15th June 2025
27AQI
16th June 2025
30AQI
17th June 2025
30AQI
18th June 2025
32AQI
19th June 2025
34AQI
20th June 2025
29AQI
21st June 2025
25AQI
22nd June 2025
22AQI
23rd June 2025
19AQI
24th June 2025
21AQI
25th June 2025
23AQI
26th June 2025
28AQI
27th June 2025
28AQI
28th June 2025
27AQI
29th June 2025
29AQI
30th June 2025
44AQI
1st July 2025
60AQI
2nd July 2025
66AQI
3rd July 2025
63AQI
4th July 2025
65AQI
5th July 2025
52AQI
6th July 2025
46AQI
7th July 2025
44AQI
8th July 2025
53AQI
9th July 2025
58AQI
10th July 2025
55AQI
11th July 2025
44AQI
12th July 2025
40AQI
13th July 2025
42AQI
14th July 2025
37AQI
15th July 2025
44AQI
16th July 2025
50AQI
17th July 2025
50AQI
18th July 2025
32AQI
19th July 2025
34AQI
20th July 2025
30AQI
21st July 2025
39AQI
22nd July 2025
44AQI
23rd July 2025
46AQI
24th July 2025
35AQI
25th July 2025
28AQI
26th July 2025
25AQI
27th July 2025
24AQI
28th July 2025
25AQI
29th July 2025
26AQI
30th July 2025
29AQI
31st July 2025
29AQI
1st August 2025
45AQI
2nd August 2025
50AQI
3rd August 2025
51AQI
4th August 2025
45AQI
5th August 2025
43AQI
6th August 2025
45AQI
7th August 2025
47AQI
8th August 2025
38AQI
9th August 2025
34AQI
10th August 2025
38AQI
11th August 2025
31AQI
12th August 2025
36AQI
13th August 2025
38AQI
14th August 2025
39AQI
15th August 2025
41AQI
16th August 2025
42AQI
17th August 2025
42AQI
18th August 2025
49AQI
19th August 2025
50AQI
20th August 2025
41AQI
21st August 2025
42AQI
22nd August 2025
48AQI
23rd August 2025
43AQI
24th August 2025
38AQI
25th August 2025
36AQI
26th August 2025
35AQI
27th August 2025
37AQI
28th August 2025
43AQI
29th August 2025
44AQI
30th August 2025
48AQI
31st August 2025
46AQI
1st September 2025
37AQI
2nd September 2025
38AQI
3rd September 2025
41AQI
4th September 2025
27AQI
5th September 2025
28AQI
6th September 2025
33AQI
7th September 2025
36AQI
8th September 2025
28AQI
9th September 2025
28AQI
10th September 2025
27AQI
11th September 2025
33AQI
12th September 2025
33AQI
13th September 2025
30AQI
14th September 2025
28AQI
15th September 2025
27AQI
16th September 2025
25AQI
17th September 2025
25AQI
18th September 2025
22AQI
19th September 2025
24AQI
20th September 2025
21AQI
21st September 2025
21AQI
22nd September 2025
25AQI
23rd September 2025
28AQI
24th September 2025
23AQI
25th September 2025
36AQI
26th September 2025
36AQI
27th September 2025
23AQI
28th September 2025
26AQI
29th September 2025
26AQI
30th September 2025
31AQI
1st October 2025
38AQI
2nd October 2025
61AQI
3rd October 2025
62AQI
4th October 2025
65AQI
5th October 2025
52AQI
6th October 2025
57AQI
7th October 2025
58AQI
8th October 2025
65AQI
9th October 2025
55AQI
10th October 2025
60AQI
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

57AQI

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
30
1
9
223
60

Highest AQI recorded in

October

57AQI

Lowest AQI recorded in

September

29AQI

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

April

52AQI

Lowest AQI recorded in

July

21AQI

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

April

55AQI

Lowest AQI recorded in

August

34AQI

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

May

53AQI

Lowest AQI recorded in

August

36AQI

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

May

52AQI

Lowest AQI recorded in

August

29AQI

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

May

54AQI

Lowest AQI recorded in

July

28AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
44AQI
Least Polluted Year Recorded
2024(Avg.)
39AQI

Ureshinomachi Shimojuku's annual 2025 AQI (41) shows an average percentage change of -2.09% (improved AQI) compared to previous years: 2020 (44), 2021 (43), 2022 (43), 2023 (44), 2024 (39).