Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Ichinomiya, Aichi, 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

Ichinomiya, Aichi, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
11th Oct 2025
55AQI
Lowest AQI recorded on
7th Oct 2022
11AQI

Same Day Analysis (11th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 55 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 11th Oct - 12th Oct 2025

Ichinomiya, Aichi, Japan

AQI
Day
Night
.

5 AM11th Oct 2025

5 PM

4 AM12th Oct 2025

Day time
Avg. Highest Time
12PM11th Oct

59AQI

Avg. Lowest Time
5PM11th Oct

48AQI

Night time
Avg. Highest Time
3AM12th Oct

66AQI

Avg. Lowest Time
6PM11th Oct

38AQI

In the last 24 hours,

Ichinomiya's AQI reached its highest point of 66 at 3 AM during the Night, while the lowest point, 38, was recorded at 6 PM during the Night between 11th Oct and 12th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Ichinomiya, Aichi, Japan

SepOct
12th - 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 - 12th12th
Day
Night
12th Sep 2025355 AMAQI
12th Sep 2025376 AMAQI
12th Sep 2025367 AMAQI
12th Sep 2025358 AMAQI
12th Sep 2025269 AMAQI
12th Sep 20252710 AMAQI
12th Sep 20252211 AMAQI
12th Sep 20252712 PMAQI
12th Sep 2025251 PMAQI
12th Sep 2025322 PMAQI
12th Sep 2025283 PMAQI
12th Sep 2025304 PMAQI
12th Sep 2025345 PMAQI
12th Sep 2025346 PMAQI
12th Sep 2025267 PMAQI
12th Sep 2025268 PMAQI
12th Sep 2025319 PMAQI
12th Sep 20252910 PMAQI
12th Sep 20252811 PMAQI
13th Sep 20252912 AMAQI
13th Sep 2025331 AMAQI
13th Sep 2025352 AMAQI
13th Sep 2025353 AMAQI
13th Sep 2025344 AMAQI

25°C23/27°C

13th Sep 2025345 AMAQI
13th Sep 2025336 AMAQI
13th Sep 2025337 AMAQI
13th Sep 2025348 AMAQI
13th Sep 2025239 AMAQI
13th Sep 20252110 AMAQI
13th Sep 20252611 AMAQI
13th Sep 20252912 PMAQI
13th Sep 2025251 PMAQI
13th Sep 2025252 PMAQI
13th Sep 2025243 PMAQI
13th Sep 2025264 PMAQI
13th Sep 2025255 PMAQI
13th Sep 2025256 PMAQI
13th Sep 2025267 PMAQI
13th Sep 2025278 PMAQI
13th Sep 2025289 PMAQI
13th Sep 20252910 PMAQI
13th Sep 20253611 PMAQI
14th Sep 20252912 AMAQI
14th Sep 2025341 AMAQI
14th Sep 2025332 AMAQI
14th Sep 2025333 AMAQI
14th Sep 2025334 AMAQI

26°C24/29°C

14th Sep 2025325 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025327 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025289 AMAQI
14th Sep 20252710 AMAQI
14th Sep 20253411 AMAQI
14th Sep 20253512 PMAQI
14th Sep 2025391 PMAQI
14th Sep 2025362 PMAQI
14th Sep 2025383 PMAQI
14th Sep 2025404 PMAQI
14th Sep 2025475 PMAQI
14th Sep 2025526 PMAQI
14th Sep 2025527 PMAQI
14th Sep 2025468 PMAQI
14th Sep 2025399 PMAQI
14th Sep 20254110 PMAQI
14th Sep 20254211 PMAQI
15th Sep 20254312 AMAQI
15th Sep 2025361 AMAQI
15th Sep 2025342 AMAQI
15th Sep 2025333 AMAQI
15th Sep 2025334 AMAQI

27°C24/30°C

15th Sep 2025335 AMAQI
15th Sep 2025346 AMAQI
15th Sep 2025357 AMAQI
15th Sep 2025348 AMAQI
15th Sep 2025439 AMAQI
15th Sep 20255210 AMAQI
15th Sep 20254811 AMAQI
15th Sep 20254812 PMAQI
15th Sep 2025351 PMAQI
15th Sep 2025302 PMAQI
15th Sep 2025283 PMAQI
15th Sep 2025284 PMAQI
15th Sep 2025295 PMAQI
15th Sep 2025286 PMAQI
15th Sep 2025307 PMAQI
15th Sep 2025298 PMAQI
15th Sep 2025339 PMAQI
15th Sep 20253410 PMAQI
15th Sep 20253411 PMAQI
16th Sep 20253312 AMAQI
16th Sep 2025341 AMAQI
16th Sep 2025362 AMAQI
16th Sep 2025363 AMAQI
16th Sep 2025374 AMAQI

29°C25/34°C

16th Sep 2025375 AMAQI
16th Sep 2025376 AMAQI
16th Sep 2025377 AMAQI
16th Sep 2025368 AMAQI
16th Sep 2025349 AMAQI
16th Sep 20253310 AMAQI
16th Sep 20253511 AMAQI
16th Sep 20253912 PMAQI
16th Sep 2025391 PMAQI
16th Sep 2025392 PMAQI
16th Sep 2025403 PMAQI
16th Sep 2025434 PMAQI
16th Sep 2025455 PMAQI
16th Sep 2025526 PMAQI
16th Sep 2025507 PMAQI
16th Sep 2025498 PMAQI
16th Sep 2025499 PMAQI
16th Sep 20254910 PMAQI
16th Sep 20254811 PMAQI
17th Sep 20255012 AMAQI
17th Sep 2025401 AMAQI
17th Sep 2025352 AMAQI
17th Sep 2025353 AMAQI
17th Sep 2025364 AMAQI

28°C24/33°C

17th Sep 2025375 AMAQI
17th Sep 2025366 AMAQI
17th Sep 2025377 AMAQI
17th Sep 2025368 AMAQI
17th Sep 2025509 AMAQI
17th Sep 20255710 AMAQI
17th Sep 20255911 AMAQI
17th Sep 20255912 PMAQI
17th Sep 2025581 PMAQI
17th Sep 2025622 PMAQI
17th Sep 2025603 PMAQI
17th Sep 2025564 PMAQI
17th Sep 2025585 PMAQI
17th Sep 2025606 PMAQI
17th Sep 2025577 PMAQI
17th Sep 2025558 PMAQI
17th Sep 2025549 PMAQI
17th Sep 20255310 PMAQI
17th Sep 20255011 PMAQI
18th Sep 20254412 AMAQI
18th Sep 2025441 AMAQI
18th Sep 2025412 AMAQI
18th Sep 2025423 AMAQI
18th Sep 2025424 AMAQI

29°C25/34°C

18th Sep 2025475 AMAQI
18th Sep 2025476 AMAQI
18th Sep 2025477 AMAQI
18th Sep 2025478 AMAQI
18th Sep 2025479 AMAQI
18th Sep 20255410 AMAQI
18th Sep 20256011 AMAQI
18th Sep 20255612 PMAQI
18th Sep 2025451 PMAQI
18th Sep 2025342 PMAQI
18th Sep 2025343 PMAQI
18th Sep 2025294 PMAQI
18th Sep 2025205 PMAQI
18th Sep 2025206 PMAQI
18th Sep 2025187 PMAQI
18th Sep 2025208 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20253110 PMAQI
18th Sep 20253111 PMAQI
19th Sep 20253112 AMAQI
19th Sep 2025371 AMAQI
19th Sep 2025442 AMAQI
19th Sep 2025443 AMAQI
19th Sep 2025454 AMAQI

27°C24/32°C

19th Sep 2025465 AMAQI
19th Sep 2025466 AMAQI
19th Sep 2025467 AMAQI
19th Sep 2025468 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20251710 AMAQI
19th Sep 20251611 AMAQI
19th Sep 20251712 PMAQI
19th Sep 2025211 PMAQI
19th Sep 2025222 PMAQI
19th Sep 2025243 PMAQI
19th Sep 2025274 PMAQI
19th Sep 2025295 PMAQI
19th Sep 2025296 PMAQI
19th Sep 2025267 PMAQI
19th Sep 2025278 PMAQI
19th Sep 2025309 PMAQI
19th Sep 20253110 PMAQI
19th Sep 20253211 PMAQI
20th Sep 20253312 AMAQI
20th Sep 2025341 AMAQI
20th Sep 2025382 AMAQI
20th Sep 2025383 AMAQI
20th Sep 2025384 AMAQI

25°C23/30°C

20th Sep 2025365 AMAQI
20th Sep 2025356 AMAQI
20th Sep 2025357 AMAQI
20th Sep 2025368 AMAQI
20th Sep 2025319 AMAQI
20th Sep 20253410 AMAQI
20th Sep 20252811 AMAQI
20th Sep 20253012 PMAQI
20th Sep 2025301 PMAQI
20th Sep 2025292 PMAQI
20th Sep 2025303 PMAQI
20th Sep 2025284 PMAQI
20th Sep 2025295 PMAQI
20th Sep 2025316 PMAQI
20th Sep 2025347 PMAQI
20th Sep 2025358 PMAQI
20th Sep 2025369 PMAQI
20th Sep 20253610 PMAQI
20th Sep 20253711 PMAQI
21st Sep 20253512 AMAQI
21st Sep 2025371 AMAQI
21st Sep 2025362 AMAQI
21st Sep 2025363 AMAQI
21st Sep 2025364 AMAQI

23°C22/24°C

21st Sep 2025355 AMAQI
21st Sep 2025356 AMAQI
21st Sep 2025357 AMAQI
21st Sep 2025358 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20251210 AMAQI
21st Sep 20251211 AMAQI
21st Sep 20251312 PMAQI
21st Sep 2025171 PMAQI
21st Sep 2025162 PMAQI
21st Sep 2025173 PMAQI
21st Sep 2025174 PMAQI
21st Sep 2025175 PMAQI
21st Sep 2025196 PMAQI
21st Sep 2025177 PMAQI
21st Sep 2025208 PMAQI
21st Sep 2025279 PMAQI
21st Sep 20252810 PMAQI
21st Sep 20252811 PMAQI
22nd Sep 20252912 AMAQI
22nd Sep 2025321 AMAQI
22nd Sep 2025362 AMAQI
22nd Sep 2025363 AMAQI
22nd Sep 2025354 AMAQI

25°C21/30°C

22nd Sep 2025345 AMAQI
22nd Sep 2025346 AMAQI
22nd Sep 2025347 AMAQI
22nd Sep 2025348 AMAQI
22nd Sep 2025229 AMAQI
22nd Sep 20251910 AMAQI
22nd Sep 20251911 AMAQI
22nd Sep 20252112 PMAQI
22nd Sep 2025251 PMAQI
22nd Sep 2025232 PMAQI
22nd Sep 2025243 PMAQI
22nd Sep 2025264 PMAQI
22nd Sep 2025275 PMAQI
22nd Sep 2025266 PMAQI
22nd Sep 2025247 PMAQI
22nd Sep 2025278 PMAQI
22nd Sep 2025299 PMAQI
22nd Sep 20252910 PMAQI
22nd Sep 20253011 PMAQI
23rd Sep 20252912 AMAQI
23rd Sep 2025301 AMAQI
23rd Sep 2025322 AMAQI
23rd Sep 2025323 AMAQI
23rd Sep 2025324 AMAQI

22°C19/27°C

23rd Sep 2025315 AMAQI
23rd Sep 2025306 AMAQI
23rd Sep 2025307 AMAQI
23rd Sep 2025318 AMAQI
23rd Sep 2025329 AMAQI
23rd Sep 20252910 AMAQI
23rd Sep 20253111 AMAQI
23rd Sep 20253612 PMAQI
23rd Sep 2025361 PMAQI
23rd Sep 2025392 PMAQI
23rd Sep 2025433 PMAQI
23rd Sep 2025464 PMAQI
23rd Sep 2025385 PMAQI
23rd Sep 2025276 PMAQI
23rd Sep 2025287 PMAQI
23rd Sep 2025288 PMAQI
23rd Sep 2025289 PMAQI
23rd Sep 20252910 PMAQI
23rd Sep 20252811 PMAQI
24th Sep 20252812 AMAQI
24th Sep 2025281 AMAQI
24th Sep 2025302 AMAQI
24th Sep 2025303 AMAQI
24th Sep 2025314 AMAQI

23°C21/26°C

24th Sep 2025315 AMAQI
24th Sep 2025316 AMAQI
24th Sep 2025317 AMAQI
24th Sep 2025318 AMAQI
24th Sep 2025399 AMAQI
24th Sep 20254310 AMAQI
24th Sep 20254911 AMAQI
24th Sep 20254812 PMAQI
24th Sep 2025421 PMAQI
24th Sep 2025382 PMAQI
24th Sep 2025363 PMAQI
24th Sep 2025314 PMAQI
24th Sep 2025295 PMAQI
24th Sep 2025296 PMAQI
24th Sep 2025317 PMAQI
24th Sep 2025298 PMAQI
24th Sep 2025329 PMAQI
24th Sep 20253410 PMAQI
24th Sep 20253311 PMAQI
25th Sep 20253312 AMAQI
25th Sep 2025321 AMAQI
25th Sep 2025302 AMAQI
25th Sep 2025303 AMAQI
25th Sep 2025304 AMAQI

23°C20/27°C

25th Sep 2025315 AMAQI
25th Sep 2025326 AMAQI
25th Sep 2025317 AMAQI
25th Sep 2025318 AMAQI
25th Sep 2025339 AMAQI
25th Sep 20253410 AMAQI
25th Sep 20253611 AMAQI
25th Sep 20253812 PMAQI
25th Sep 2025311 PMAQI
25th Sep 2025272 PMAQI
25th Sep 2025273 PMAQI
25th Sep 2025284 PMAQI
25th Sep 2025305 PMAQI
25th Sep 2025296 PMAQI
25th Sep 2025277 PMAQI
25th Sep 2025258 PMAQI
25th Sep 2025269 PMAQI
25th Sep 20252510 PMAQI
25th Sep 20252411 PMAQI
26th Sep 20252112 AMAQI
26th Sep 2025161 AMAQI
26th Sep 2025162 AMAQI
26th Sep 2025173 AMAQI
26th Sep 2025144 AMAQI

25°C23/29°C

26th Sep 2025125 AMAQI
26th Sep 2025196 AMAQI
26th Sep 2025237 AMAQI
26th Sep 2025268 AMAQI
26th Sep 2025259 AMAQI
26th Sep 20251810 AMAQI
26th Sep 20252011 AMAQI
26th Sep 20252212 PMAQI
26th Sep 2025221 PMAQI
26th Sep 2025242 PMAQI
26th Sep 2025243 PMAQI
26th Sep 2025234 PMAQI
26th Sep 2025185 PMAQI
26th Sep 2025166 PMAQI
26th Sep 2025187 PMAQI
26th Sep 2025198 PMAQI
26th Sep 2025189 PMAQI
26th Sep 20252010 PMAQI
26th Sep 20252411 PMAQI
27th Sep 20252312 AMAQI
27th Sep 2025221 AMAQI
27th Sep 2025252 AMAQI
27th Sep 2025253 AMAQI
27th Sep 2025274 AMAQI

26°C22/32°C

27th Sep 2025265 AMAQI
27th Sep 2025286 AMAQI
27th Sep 2025287 AMAQI
27th Sep 2025308 AMAQI
27th Sep 2025319 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20252711 AMAQI
27th Sep 20252312 PMAQI
27th Sep 2025281 PMAQI
27th Sep 2025292 PMAQI
27th Sep 2025323 PMAQI
27th Sep 2025264 PMAQI
27th Sep 2025265 PMAQI
27th Sep 2025286 PMAQI
27th Sep 2025287 PMAQI
27th Sep 2025288 PMAQI
27th Sep 2025269 PMAQI
27th Sep 20252710 PMAQI
27th Sep 20252711 PMAQI
28th Sep 20252712 AMAQI
28th Sep 2025301 AMAQI
28th Sep 2025292 AMAQI
28th Sep 2025323 AMAQI
28th Sep 2025324 AMAQI

24°C20/30°C

28th Sep 2025335 AMAQI
28th Sep 2025386 AMAQI
28th Sep 2025427 AMAQI
28th Sep 2025448 AMAQI
28th Sep 2025449 AMAQI
28th Sep 20254410 AMAQI
28th Sep 20254011 AMAQI
28th Sep 20253912 PMAQI
28th Sep 2025391 PMAQI
28th Sep 2025372 PMAQI
28th Sep 2025263 PMAQI
28th Sep 2025274 PMAQI
28th Sep 2025325 PMAQI
28th Sep 2025296 PMAQI
28th Sep 2025267 PMAQI
28th Sep 2025228 PMAQI
28th Sep 2025249 PMAQI
28th Sep 20252110 PMAQI
28th Sep 20252111 PMAQI
29th Sep 20252012 AMAQI
29th Sep 2025191 AMAQI
29th Sep 2025192 AMAQI
29th Sep 2025213 AMAQI
29th Sep 2025214 AMAQI

24°C22/28°C

29th Sep 2025325 AMAQI
29th Sep 2025216 AMAQI
29th Sep 2025197 AMAQI
29th Sep 2025228 AMAQI
29th Sep 2025239 AMAQI
29th Sep 20252110 AMAQI
29th Sep 20251811 AMAQI
29th Sep 20251512 PMAQI
29th Sep 2025151 PMAQI
29th Sep 2025132 PMAQI
29th Sep 2025143 PMAQI
29th Sep 2025124 PMAQI
29th Sep 2025125 PMAQI
29th Sep 2025156 PMAQI
29th Sep 2025157 PMAQI
29th Sep 2025108 PMAQI
29th Sep 2025119 PMAQI
29th Sep 20251210 PMAQI
29th Sep 20251311 PMAQI
30th Sep 2025912 AMAQI
30th Sep 2025101 AMAQI
30th Sep 2025102 AMAQI
30th Sep 2025163 AMAQI
30th Sep 2025164 AMAQI

24°C21/28°C

30th Sep 2025165 AMAQI
30th Sep 2025166 AMAQI
30th Sep 2025207 AMAQI
30th Sep 2025228 AMAQI
30th Sep 2025239 AMAQI
30th Sep 20252110 AMAQI
30th Sep 20252011 AMAQI
30th Sep 20252412 PMAQI
30th Sep 2025261 PMAQI
30th Sep 2025292 PMAQI
30th Sep 2025243 PMAQI
30th Sep 2025264 PMAQI
30th Sep 2025235 PMAQI
30th Sep 2025256 PMAQI
30th Sep 2025277 PMAQI
30th Sep 2025258 PMAQI
30th Sep 2025289 PMAQI
30th Sep 20252910 PMAQI
30th Sep 20252911 PMAQI
1st Oct 20253012 AMAQI
1st Oct 2025251 AMAQI
1st Oct 2025262 AMAQI
1st Oct 2025263 AMAQI
1st Oct 2025294 AMAQI

23°C19/28°C

1st Oct 2025285 AMAQI
1st Oct 2025236 AMAQI
1st Oct 2025277 AMAQI
1st Oct 2025328 AMAQI
1st Oct 2025349 AMAQI
1st Oct 20253810 AMAQI
1st Oct 20253811 AMAQI
1st Oct 20253912 PMAQI
1st Oct 2025431 PMAQI
1st Oct 2025442 PMAQI
1st Oct 2025433 PMAQI
1st Oct 2025464 PMAQI
1st Oct 2025355 PMAQI
1st Oct 2025346 PMAQI
1st Oct 2025347 PMAQI
1st Oct 2025348 PMAQI
1st Oct 2025359 PMAQI
1st Oct 20252710 PMAQI
1st Oct 20252011 PMAQI
2nd Oct 20252012 AMAQI
2nd Oct 2025421 AMAQI
2nd Oct 2025482 AMAQI
2nd Oct 2025483 AMAQI
2nd Oct 2025464 AMAQI

23°C20/26°C

2nd Oct 2025335 AMAQI
2nd Oct 2025336 AMAQI
2nd Oct 2025347 AMAQI
2nd Oct 2025388 AMAQI
2nd Oct 2025379 AMAQI
2nd Oct 20253410 AMAQI
2nd Oct 20253411 AMAQI
2nd Oct 20253912 PMAQI
2nd Oct 2025441 PMAQI
2nd Oct 2025452 PMAQI
2nd Oct 2025433 PMAQI
2nd Oct 2025444 PMAQI
2nd Oct 2025445 PMAQI
2nd Oct 2025486 PMAQI
2nd Oct 2025477 PMAQI
2nd Oct 2025478 PMAQI
2nd Oct 2025439 PMAQI
2nd Oct 20253610 PMAQI
2nd Oct 20253511 PMAQI
3rd Oct 20253812 AMAQI
3rd Oct 2025371 AMAQI
3rd Oct 2025392 AMAQI
3rd Oct 2025413 AMAQI
3rd Oct 2025424 AMAQI

22°C18/28°C

3rd Oct 2025385 AMAQI
3rd Oct 2025356 AMAQI
3rd Oct 2025367 AMAQI
3rd Oct 2025318 AMAQI
3rd Oct 2025369 AMAQI
3rd Oct 20254110 AMAQI
3rd Oct 20253811 AMAQI
3rd Oct 20254512 PMAQI
3rd Oct 2025501 PMAQI
3rd Oct 2025442 PMAQI
3rd Oct 2025463 PMAQI
3rd Oct 2025514 PMAQI
3rd Oct 2025515 PMAQI
3rd Oct 2025526 PMAQI
3rd Oct 2025577 PMAQI
3rd Oct 2025488 PMAQI
3rd Oct 2025669 PMAQI
3rd Oct 20257110 PMAQI
3rd Oct 20257211 PMAQI
4th Oct 20256612 AMAQI
4th Oct 2025651 AMAQI
4th Oct 2025572 AMAQI
4th Oct 2025553 AMAQI
4th Oct 2025544 AMAQI

22°C20/25°C

4th Oct 2025505 AMAQI
4th Oct 2025466 AMAQI
4th Oct 2025447 AMAQI
4th Oct 2025468 AMAQI
4th Oct 2025469 AMAQI
4th Oct 20254610 AMAQI
4th Oct 20255711 AMAQI
4th Oct 20255112 PMAQI
4th Oct 2025511 PMAQI
4th Oct 2025482 PMAQI
4th Oct 2025443 PMAQI
4th Oct 2025404 PMAQI
4th Oct 2025335 PMAQI
4th Oct 2025516 PMAQI
4th Oct 2025557 PMAQI
4th Oct 2025488 PMAQI
4th Oct 2025489 PMAQI
4th Oct 20254810 PMAQI
4th Oct 20255111 PMAQI
5th Oct 20255012 AMAQI
5th Oct 2025471 AMAQI
5th Oct 2025472 AMAQI
5th Oct 2025513 AMAQI
5th Oct 2025474 AMAQI

20°C19/20°C

5th Oct 2025465 AMAQI
5th Oct 2025456 AMAQI
5th Oct 2025437 AMAQI
5th Oct 2025458 AMAQI
5th Oct 2025329 AMAQI
5th Oct 20252710 AMAQI
5th Oct 20252811 AMAQI
5th Oct 20252812 PMAQI
5th Oct 2025321 PMAQI
5th Oct 2025352 PMAQI
5th Oct 2025303 PMAQI
5th Oct 2025334 PMAQI
5th Oct 2025275 PMAQI
5th Oct 2025406 PMAQI
5th Oct 2025497 PMAQI
5th Oct 2025458 PMAQI
5th Oct 2025409 PMAQI
5th Oct 20254110 PMAQI
5th Oct 20254411 PMAQI
6th Oct 20254412 AMAQI
6th Oct 2025431 AMAQI
6th Oct 2025442 AMAQI
6th Oct 2025393 AMAQI
6th Oct 2025414 AMAQI

21°C20/22°C

6th Oct 2025425 AMAQI
6th Oct 2025386 AMAQI
6th Oct 2025407 AMAQI
6th Oct 2025408 AMAQI
6th Oct 2025399 AMAQI
6th Oct 20253910 AMAQI
6th Oct 20254111 AMAQI
6th Oct 20253912 PMAQI
6th Oct 2025391 PMAQI
6th Oct 2025492 PMAQI
6th Oct 2025403 PMAQI
6th Oct 2025454 PMAQI
6th Oct 2025575 PMAQI
6th Oct 2025566 PMAQI
6th Oct 2025577 PMAQI
6th Oct 2025638 PMAQI
6th Oct 2025519 PMAQI
6th Oct 20255210 PMAQI
6th Oct 20255111 PMAQI
7th Oct 20254912 AMAQI
7th Oct 2025511 AMAQI
7th Oct 2025512 AMAQI

24°C20/30°C

7th Oct 2025438 PMAQI
7th Oct 2025359 PMAQI
7th Oct 20255010 PMAQI
7th Oct 20254611 PMAQI
8th Oct 20254612 AMAQI
8th Oct 2025491 AMAQI
8th Oct 2025492 AMAQI
8th Oct 2025503 AMAQI
8th Oct 2025514 AMAQI

24°C22/27°C

8th Oct 2025525 AMAQI
8th Oct 2025496 AMAQI
8th Oct 2025537 AMAQI
8th Oct 2025528 AMAQI
8th Oct 2025479 AMAQI
8th Oct 20254810 AMAQI
8th Oct 20255011 AMAQI
8th Oct 20255512 PMAQI
8th Oct 2025561 PMAQI
8th Oct 2025632 PMAQI
8th Oct 2025583 PMAQI
8th Oct 2025544 PMAQI
8th Oct 2025495 PMAQI
8th Oct 2025566 PMAQI
8th Oct 2025587 PMAQI
8th Oct 2025558 PMAQI
8th Oct 2025539 PMAQI
8th Oct 20255110 PMAQI
8th Oct 20255011 PMAQI
9th Oct 20254812 AMAQI
9th Oct 2025471 AMAQI
9th Oct 2025472 AMAQI
9th Oct 2025453 AMAQI
9th Oct 2025454 AMAQI

26°C21/31°C

9th Oct 2025415 AMAQI
9th Oct 2025406 AMAQI
9th Oct 2025397 AMAQI
9th Oct 2025478 AMAQI
9th Oct 2025459 AMAQI
9th Oct 20254610 AMAQI
9th Oct 20254511 AMAQI
9th Oct 20254512 PMAQI
9th Oct 2025541 PMAQI
9th Oct 2025502 PMAQI
9th Oct 2025473 PMAQI
9th Oct 2025464 PMAQI
9th Oct 2025455 PMAQI
9th Oct 2025416 PMAQI
9th Oct 2025447 PMAQI
9th Oct 2025468 PMAQI
9th Oct 2025389 PMAQI
9th Oct 20254010 PMAQI
9th Oct 20254711 PMAQI
10th Oct 20254812 AMAQI
10th Oct 2025441 AMAQI
10th Oct 2025362 AMAQI
10th Oct 2025393 AMAQI
10th Oct 2025444 AMAQI

24°C20/29°C

10th Oct 2025425 AMAQI
10th Oct 2025416 AMAQI
10th Oct 2025547 AMAQI
10th Oct 2025588 AMAQI
10th Oct 2025459 AMAQI
10th Oct 20253910 AMAQI
10th Oct 20254811 AMAQI
10th Oct 20254912 PMAQI
10th Oct 2025471 PMAQI
10th Oct 2025522 PMAQI
10th Oct 2025573 PMAQI
10th Oct 2025564 PMAQI
10th Oct 2025615 PMAQI
10th Oct 2025616 PMAQI
10th Oct 2025577 PMAQI
10th Oct 2025558 PMAQI
10th Oct 2025539 PMAQI
10th Oct 20255610 PMAQI
10th Oct 20255311 PMAQI
11th Oct 20255612 AMAQI
11th Oct 2025551 AMAQI
11th Oct 2025552 AMAQI
11th Oct 2025543 AMAQI
11th Oct 2025544 AMAQI

21°C18/24°C

11th Oct 2025585 AMAQI
11th Oct 2025576 AMAQI
11th Oct 2025547 AMAQI
11th Oct 2025558 AMAQI
11th Oct 2025549 AMAQI
11th Oct 20255710 AMAQI
11th Oct 20255811 AMAQI
11th Oct 20255912 PMAQI
11th Oct 2025591 PMAQI
11th Oct 2025532 PMAQI
11th Oct 2025523 PMAQI
11th Oct 2025524 PMAQI
11th Oct 2025485 PMAQI
11th Oct 2025386 PMAQI
11th Oct 2025417 PMAQI
11th Oct 2025428 PMAQI
11th Oct 2025509 PMAQI
11th Oct 20254410 PMAQI
11th Oct 20254211 PMAQI
12th Oct 20254812 AMAQI
12th Oct 2025511 AMAQI
12th Oct 2025602 AMAQI
12th Oct 2025663 AMAQI
12th Oct 2025564 AMAQI

22°C21/23°C

12th Oct 2025495 AMAQI
5 AM
12th Oct 2025506 AMAQI
12th Oct 2025427 AMAQI
12th Oct 2025438 AMAQI
12th Oct 2025419 AMAQI
12th Oct 20253910 AMAQI
12th Oct 20253811 AMAQI
11 AM
5 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

37AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 5 PM

36AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 37), while the lowest AQI was between 9 AM to 5 PM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 11 PM

37AQI

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

37AQI

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. 37), while the lowest AQI was between 12 AM to 11 PM (Avg. 37).

2025 Days Vs Air Quality

Ichinomiya, Aichi, Japan

2025

89%

253

11%

31

Total number of days with different AQI categories in last 285 days in 2025 (80 days remaining)

Good
253 Days
Moderate
31 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 89%

Health Risk Level:

Low

In 2025, 89% of 285 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

Ichinomiya, Aichi, 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
26AQI
2nd January 2025
27AQI
3rd January 2025
27AQI
4th January 2025
26AQI
5th January 2025
25AQI
6th January 2025
24AQI
7th January 2025
26AQI
8th January 2025
25AQI
9th January 2025
27AQI
10th January 2025
22AQI
11th January 2025
22AQI
12th January 2025
23AQI
13th January 2025
24AQI
14th January 2025
29AQI
15th January 2025
28AQI
16th January 2025
24AQI
17th January 2025
27AQI
18th January 2025
24AQI
19th January 2025
27AQI
20th January 2025
27AQI
21st January 2025
31AQI
22nd January 2025
30AQI
23rd January 2025
36AQI
24th January 2025
36AQI
25th January 2025
35AQI
26th January 2025
31AQI
27th January 2025
24AQI
28th January 2025
28AQI
29th January 2025
28AQI
30th January 2025
28AQI
31st January 2025
32AQI
1st February 2025
36AQI
2nd February 2025
27AQI
3rd February 2025
29AQI
4th February 2025
29AQI
5th February 2025
29AQI
6th February 2025
30AQI
7th February 2025
30AQI
8th February 2025
29AQI
9th February 2025
28AQI
10th February 2025
29AQI
11th February 2025
29AQI
12th February 2025
24AQI
13th February 2025
29AQI
14th February 2025
26AQI
15th February 2025
29AQI
16th February 2025
30AQI
17th February 2025
32AQI
18th February 2025
29AQI
19th February 2025
29AQI
20th February 2025
28AQI
21st February 2025
29AQI
22nd February 2025
29AQI
23rd February 2025
30AQI
24th February 2025
30AQI
25th February 2025
30AQI
26th February 2025
35AQI
27th February 2025
38AQI
28th February 2025
36AQI
1st March 2025
37AQI
2nd March 2025
36AQI
3rd March 2025
33AQI
4th March 2025
26AQI
5th March 2025
22AQI
6th March 2025
31AQI
7th March 2025
31AQI
8th March 2025
31AQI
9th March 2025
35AQI
10th March 2025
33AQI
11th March 2025
30AQI
12th March 2025
26AQI
13th March 2025
34AQI
14th March 2025
21AQI
15th March 2025
22AQI
16th March 2025
16AQI
17th March 2025
16AQI
18th March 2025
16AQI
19th March 2025
14AQI
20th March 2025
19AQI
21st March 2025
29AQI
22nd March 2025
30AQI
23rd March 2025
38AQI
24th March 2025
38AQI
25th March 2025
50AQI
26th March 2025
61AQI
27th March 2025
58AQI
28th March 2025
37AQI
29th March 2025
31AQI
30th March 2025
29AQI
31st March 2025
29AQI
1st April 2025
22AQI
2nd April 2025
23AQI
3rd April 2025
17AQI
4th April 2025
17AQI
5th April 2025
18AQI
6th April 2025
17AQI
7th April 2025
18AQI
8th April 2025
20AQI
9th April 2025
18AQI
10th April 2025
25AQI
11th April 2025
25AQI
12th April 2025
25AQI
13th April 2025
19AQI
14th April 2025
23AQI
15th April 2025
18AQI
16th April 2025
21AQI
17th April 2025
24AQI
18th April 2025
32AQI
19th April 2025
31AQI
20th April 2025
28AQI
21st April 2025
22AQI
22nd April 2025
21AQI
23rd April 2025
14AQI
24th April 2025
14AQI
25th April 2025
25AQI
26th April 2025
24AQI
27th April 2025
24AQI
28th April 2025
23AQI
29th April 2025
25AQI
30th April 2025
29AQI
1st May 2025
25AQI
2nd May 2025
22AQI
3rd May 2025
24AQI
4th May 2025
23AQI
5th May 2025
23AQI
6th May 2025
17AQI
7th May 2025
17AQI
8th May 2025
19AQI
9th May 2025
18AQI
10th May 2025
16AQI
11th May 2025
16AQI
12th May 2025
25AQI
13th May 2025
31AQI
14th May 2025
35AQI
15th May 2025
33AQI
16th May 2025
34AQI
17th May 2025
23AQI
18th May 2025
32AQI
19th May 2025
34AQI
20th May 2025
47AQI
21st May 2025
41AQI
22nd May 2025
29AQI
23rd May 2025
33AQI
24th May 2025
32AQI
25th May 2025
20AQI
26th May 2025
21AQI
27th May 2025
21AQI
28th May 2025
18AQI
29th May 2025
32AQI
30th May 2025
28AQI
31st May 2025
21AQI
1st June 2025
25AQI
2nd June 2025
36AQI
3rd June 2025
22AQI
4th June 2025
32AQI
5th June 2025
30AQI
6th June 2025
40AQI
7th June 2025
48AQI
8th June 2025
51AQI
9th June 2025
40AQI
10th June 2025
30AQI
11th June 2025
30AQI
12th June 2025
35AQI
13th June 2025
37AQI
14th June 2025
29AQI
15th June 2025
25AQI
16th June 2025
33AQI
17th June 2025
34AQI
18th June 2025
41AQI
19th June 2025
45AQI
20th June 2025
49AQI
21st June 2025
43AQI
22nd June 2025
36AQI
23rd June 2025
29AQI
24th June 2025
26AQI
25th June 2025
26AQI
26th June 2025
25AQI
27th June 2025
33AQI
28th June 2025
30AQI
29th June 2025
36AQI
30th June 2025
46AQI
1st July 2025
54AQI
2nd July 2025
70AQI
3rd July 2025
68AQI
4th July 2025
67AQI
5th July 2025
72AQI
6th July 2025
63AQI
7th July 2025
65AQI
8th July 2025
69AQI
9th July 2025
82AQI
10th July 2025
68AQI
11th July 2025
55AQI
12th July 2025
54AQI
13th July 2025
53AQI
14th July 2025
44AQI
15th July 2025
46AQI
16th July 2025
47AQI
17th July 2025
37AQI
18th July 2025
37AQI
19th July 2025
35AQI
20th July 2025
33AQI
21st July 2025
36AQI
22nd July 2025
34AQI
23rd July 2025
33AQI
24th July 2025
33AQI
25th July 2025
28AQI
26th July 2025
26AQI
27th July 2025
26AQI
28th July 2025
28AQI
29th July 2025
34AQI
30th July 2025
35AQI
31st July 2025
37AQI
1st August 2025
44AQI
2nd August 2025
45AQI
3rd August 2025
47AQI
4th August 2025
61AQI
5th August 2025
53AQI
6th August 2025
53AQI
7th August 2025
48AQI
8th August 2025
42AQI
9th August 2025
45AQI
10th August 2025
41AQI
11th August 2025
38AQI
12th August 2025
37AQI
13th August 2025
35AQI
14th August 2025
40AQI
15th August 2025
40AQI
16th August 2025
41AQI
17th August 2025
42AQI
18th August 2025
44AQI
19th August 2025
49AQI
20th August 2025
49AQI
21st August 2025
51AQI
22nd August 2025
52AQI
23rd August 2025
50AQI
24th August 2025
57AQI
25th August 2025
57AQI
26th August 2025
56AQI
27th August 2025
52AQI
28th August 2025
49AQI
29th August 2025
54AQI
30th August 2025
55AQI
31st August 2025
52AQI
1st September 2025
46AQI
2nd September 2025
38AQI
3rd September 2025
39AQI
4th September 2025
27AQI
5th September 2025
28AQI
6th September 2025
27AQI
7th September 2025
32AQI
8th September 2025
39AQI
9th September 2025
40AQI
10th September 2025
37AQI
11th September 2025
30AQI
12th September 2025
31AQI
13th September 2025
29AQI
14th September 2025
36AQI
15th September 2025
36AQI
16th September 2025
40AQI
17th September 2025
50AQI
18th September 2025
38AQI
19th September 2025
32AQI
20th September 2025
34AQI
21st September 2025
27AQI
22nd September 2025
28AQI
23rd September 2025
31AQI
24th September 2025
33AQI
25th September 2025
30AQI
26th September 2025
20AQI
27th September 2025
26AQI
28th September 2025
31AQI
29th September 2025
18AQI
30th September 2025
20AQI
1st October 2025
32AQI
2nd October 2025
37AQI
3rd October 2025
45AQI
4th October 2025
53AQI
5th October 2025
42AQI
6th October 2025
47AQI
7th October 2025
46AQI
8th October 2025
51AQI
9th October 2025
45AQI
10th October 2025
50AQI
11th October 2025
55AQI
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

27AQI

30AQI

31AQI

22AQI

26AQI

35AQI

47AQI

48AQI

32AQI

46AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202534AQI

31
28
29
2
30
31
29
1
18
13
19
12
30
8
3
253
31

Highest AQI recorded in

August

48AQI

Lowest AQI recorded in

April

22AQI

202429AQI

30
1
29
30
1
27
3
31
29
1
30
1
28
3
29
1
31
30
31
355
11

Highest AQI recorded in

April

37AQI

Lowest AQI recorded in

January

24AQI

202327AQI

31
28
31
30
31
30
31
31
30
31
29
31
364

Highest AQI recorded in

April

34AQI

Lowest AQI recorded in

August

20AQI

202230AQI

3
19
2
19
12
21
9
30
1
30
22
1
28
31
30
31
265
24

Highest AQI recorded in

March

46AQI

Lowest AQI recorded in

January

17AQI

202121AQI

31
28
29
1
30
31
29
1
31
31
30
31
29
1
31
361
3

Highest AQI recorded in

June

34AQI

Lowest AQI recorded in

January

9AQI

202012AQI

13
21
18
30
31
31
19
21
30
31
245

Highest AQI recorded in

August

19AQI

Lowest AQI recorded in

December

10AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
34AQI
Least Polluted Year Recorded
2020(Avg.)
12AQI

Ichinomiya's annual 2025 AQI (34) shows an average percentage change of 58.002% (worsened AQI) compared to previous years: 2020 (12), 2021 (21), 2022 (30), 2023 (27), 2024 (29).