Country Background

Isehara, Kanagawa, 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

Isehara, Kanagawa, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
6th Oct 2021
59AQI
Lowest AQI recorded on
4th Oct 2024
14AQI


Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 18th Oct - 19th Oct 2025

Isehara, Kanagawa, Japan

AQI
Day
Night
.

5 AM18th Oct 2025

5 PM

4 AM19th Oct 2025

Day time
Avg. Highest Time
11AM18th Oct

57AQI

Avg. Lowest Time
9AM18th Oct

20AQI

Night time
Avg. Highest Time
11PM18th Oct

54AQI

Avg. Lowest Time
9PM18th Oct

17AQI

In the last 24 hours,

Isehara's AQI reached its highest point of 57 at 11 AM during the Day, while the lowest point, 17, was recorded at 9 PM during the Night between 18th Oct and 19th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Isehara, Kanagawa, Japan

SepOct
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th
Day
Night
19th Sep 2025525 AMAQI
19th Sep 2025526 AMAQI
19th Sep 2025527 AMAQI
19th Sep 2025528 AMAQI
19th Sep 2025249 AMAQI
19th Sep 20251810 AMAQI
19th Sep 20251711 AMAQI
19th Sep 20252012 PMAQI
19th Sep 2025251 PMAQI
19th Sep 2025242 PMAQI
19th Sep 2025283 PMAQI
19th Sep 2025294 PMAQI
19th Sep 2025315 PMAQI
19th Sep 2025316 PMAQI
19th Sep 2025307 PMAQI
19th Sep 2025348 PMAQI
19th Sep 2025379 PMAQI
19th Sep 20253810 PMAQI
19th Sep 20253811 PMAQI
20th Sep 20253612 AMAQI
20th Sep 2025391 AMAQI
20th Sep 2025452 AMAQI
20th Sep 2025433 AMAQI
20th Sep 2025424 AMAQI

21°C20/23°C

20th Sep 2025385 AMAQI
20th Sep 2025386 AMAQI
20th Sep 2025387 AMAQI
20th Sep 2025388 AMAQI
20th Sep 2025309 AMAQI
20th Sep 20253010 AMAQI
20th Sep 20252511 AMAQI
20th Sep 20251212 PMAQI
20th Sep 2025201 PMAQI
20th Sep 2025202 PMAQI
20th Sep 2025213 PMAQI
20th Sep 2025214 PMAQI
20th Sep 2025215 PMAQI
20th Sep 2025236 PMAQI
20th Sep 2025287 PMAQI
20th Sep 2025328 PMAQI
20th Sep 2025369 PMAQI
20th Sep 20253810 PMAQI
20th Sep 20253611 PMAQI
21st Sep 20253612 AMAQI
21st Sep 2025371 AMAQI
21st Sep 2025392 AMAQI
21st Sep 2025393 AMAQI
21st Sep 2025374 AMAQI

22°C21/24°C

21st Sep 2025375 AMAQI
21st Sep 2025366 AMAQI
21st Sep 2025367 AMAQI
21st Sep 2025378 AMAQI
21st Sep 2025369 AMAQI
21st Sep 20253010 AMAQI
21st Sep 20252311 AMAQI
21st Sep 20252112 PMAQI
21st Sep 2025221 PMAQI
21st Sep 2025222 PMAQI
21st Sep 2025223 PMAQI
21st Sep 2025224 PMAQI
21st Sep 2025185 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025197 PMAQI
21st Sep 2025228 PMAQI
21st Sep 2025309 PMAQI
21st Sep 20253010 PMAQI
21st Sep 20253111 PMAQI
22nd Sep 20253012 AMAQI
22nd Sep 2025341 AMAQI
22nd Sep 2025372 AMAQI
22nd Sep 2025363 AMAQI
22nd Sep 2025364 AMAQI

25°C22/29°C

22nd Sep 2025345 AMAQI
22nd Sep 2025346 AMAQI
22nd Sep 2025347 AMAQI
22nd Sep 2025348 AMAQI
22nd Sep 2025209 AMAQI
22nd Sep 20251910 AMAQI
22nd Sep 20251911 AMAQI
22nd Sep 20251812 PMAQI
22nd Sep 2025221 PMAQI
22nd Sep 2025232 PMAQI
22nd Sep 2025273 PMAQI
22nd Sep 2025254 PMAQI
22nd Sep 2025235 PMAQI
22nd Sep 2025246 PMAQI
22nd Sep 2025257 PMAQI
22nd Sep 2025288 PMAQI
22nd Sep 2025319 PMAQI
22nd Sep 20253010 PMAQI
22nd Sep 20252911 PMAQI
23rd Sep 20252912 AMAQI
23rd Sep 2025311 AMAQI
23rd Sep 2025332 AMAQI
23rd Sep 2025343 AMAQI
23rd Sep 2025324 AMAQI

22°C20/25°C

23rd Sep 2025315 AMAQI
23rd Sep 2025316 AMAQI
23rd Sep 2025317 AMAQI
23rd Sep 2025318 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20252010 AMAQI
23rd Sep 20252111 AMAQI
23rd Sep 20252412 PMAQI
23rd Sep 2025271 PMAQI
23rd Sep 2025252 PMAQI
23rd Sep 2025143 PMAQI
23rd Sep 2025184 PMAQI
23rd Sep 2025185 PMAQI
23rd Sep 2025226 PMAQI
23rd Sep 2025227 PMAQI
23rd Sep 2025288 PMAQI
23rd Sep 2025329 PMAQI
23rd Sep 20253110 PMAQI
23rd Sep 20252911 PMAQI
24th Sep 20252912 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025302 AMAQI
24th Sep 2025313 AMAQI
24th Sep 2025304 AMAQI

22°C19/25°C

24th Sep 2025285 AMAQI
24th Sep 2025296 AMAQI
24th Sep 2025297 AMAQI
24th Sep 2025288 AMAQI
24th Sep 2025189 AMAQI
24th Sep 20251410 AMAQI
24th Sep 20251411 AMAQI
24th Sep 20251612 PMAQI
24th Sep 2025211 PMAQI
24th Sep 2025262 PMAQI
24th Sep 2025303 PMAQI
24th Sep 2025334 PMAQI
24th Sep 2025345 PMAQI
24th Sep 2025336 PMAQI
24th Sep 2025327 PMAQI
24th Sep 2025268 PMAQI
24th Sep 2025289 PMAQI
24th Sep 20252610 PMAQI
24th Sep 20252811 PMAQI
25th Sep 20252612 AMAQI
25th Sep 2025281 AMAQI
25th Sep 2025302 AMAQI
25th Sep 2025293 AMAQI
25th Sep 2025294 AMAQI

22°C20/25°C

25th Sep 2025285 AMAQI
25th Sep 2025286 AMAQI
25th Sep 2025287 AMAQI
25th Sep 2025288 AMAQI
25th Sep 2025329 AMAQI
25th Sep 20253210 AMAQI
25th Sep 20252911 AMAQI
25th Sep 20253112 PMAQI
25th Sep 2025271 PMAQI
25th Sep 2025332 PMAQI
25th Sep 2025393 PMAQI
25th Sep 2025404 PMAQI
25th Sep 2025425 PMAQI
25th Sep 2025426 PMAQI
25th Sep 2025327 PMAQI
25th Sep 2025238 PMAQI
25th Sep 2025219 PMAQI
25th Sep 20252010 PMAQI
25th Sep 20251911 PMAQI
26th Sep 20251812 AMAQI
26th Sep 2025361 AMAQI
26th Sep 2025392 AMAQI
26th Sep 2025383 AMAQI
26th Sep 2025374 AMAQI

23°C20/26°C

26th Sep 2025375 AMAQI
26th Sep 2025396 AMAQI
26th Sep 2025447 AMAQI
26th Sep 2025428 AMAQI
26th Sep 2025469 AMAQI
26th Sep 20255110 AMAQI
26th Sep 20254911 AMAQI
26th Sep 20254512 PMAQI
26th Sep 2025391 PMAQI
26th Sep 2025422 PMAQI
26th Sep 2025743 PMAQI
26th Sep 2025864 PMAQI
26th Sep 2025845 PMAQI
26th Sep 2025896 PMAQI
26th Sep 2025637 PMAQI
26th Sep 2025478 PMAQI
26th Sep 2025449 PMAQI
26th Sep 20254010 PMAQI
26th Sep 20253811 PMAQI
27th Sep 20253812 AMAQI
27th Sep 2025341 AMAQI
27th Sep 2025292 AMAQI
27th Sep 2025313 AMAQI
27th Sep 2025314 AMAQI

25°C23/29°C

27th Sep 2025315 AMAQI
27th Sep 2025386 AMAQI
27th Sep 2025347 AMAQI
27th Sep 2025308 AMAQI
27th Sep 2025299 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20253011 AMAQI
27th Sep 20253212 PMAQI
27th Sep 2025331 PMAQI
27th Sep 2025382 PMAQI
27th Sep 2025283 PMAQI
27th Sep 2025244 PMAQI
27th Sep 2025205 PMAQI
27th Sep 2025186 PMAQI
27th Sep 2025297 PMAQI
27th Sep 2025338 PMAQI
27th Sep 2025349 PMAQI
27th Sep 20252910 PMAQI
27th Sep 20252611 PMAQI
28th Sep 20252712 AMAQI
28th Sep 2025231 AMAQI
28th Sep 2025192 AMAQI
28th Sep 2025263 AMAQI
28th Sep 2025324 AMAQI

23°C21/25°C

28th Sep 2025335 AMAQI
28th Sep 2025296 AMAQI
28th Sep 2025327 AMAQI
28th Sep 2025388 AMAQI
28th Sep 2025399 AMAQI
28th Sep 20253910 AMAQI
28th Sep 20253911 AMAQI
28th Sep 20253912 PMAQI
28th Sep 2025331 PMAQI
28th Sep 2025292 PMAQI
28th Sep 2025233 PMAQI
28th Sep 2025274 PMAQI
28th Sep 2025195 PMAQI
28th Sep 2025196 PMAQI
28th Sep 2025227 PMAQI
28th Sep 2025198 PMAQI
28th Sep 2025259 PMAQI
28th Sep 20252410 PMAQI
28th Sep 20252111 PMAQI
29th Sep 20252212 AMAQI
29th Sep 2025221 AMAQI
29th Sep 2025162 AMAQI
29th Sep 2025113 AMAQI
29th Sep 2025304 AMAQI

24°C22/26°C

29th Sep 2025295 AMAQI
29th Sep 2025276 AMAQI
29th Sep 2025237 AMAQI
29th Sep 2025248 AMAQI
29th Sep 2025289 AMAQI
29th Sep 20253410 AMAQI
29th Sep 20253911 AMAQI
29th Sep 20254212 PMAQI
29th Sep 2025401 PMAQI
29th Sep 2025492 PMAQI
29th Sep 2025423 PMAQI
29th Sep 2025394 PMAQI
29th Sep 2025345 PMAQI
29th Sep 2025336 PMAQI
29th Sep 2025427 PMAQI
29th Sep 2025318 PMAQI
29th Sep 2025199 PMAQI
29th Sep 20251610 PMAQI
29th Sep 20251211 PMAQI
30th Sep 20251412 AMAQI
30th Sep 2025171 AMAQI
30th Sep 2025202 AMAQI
30th Sep 2025153 AMAQI
30th Sep 2025154 AMAQI

25°C22/31°C

30th Sep 2025325 AMAQI
30th Sep 2025386 AMAQI
30th Sep 2025327 AMAQI
30th Sep 2025218 AMAQI
30th Sep 2025159 AMAQI
30th Sep 20251410 AMAQI
30th Sep 20251811 AMAQI
30th Sep 20251912 PMAQI
30th Sep 2025271 PMAQI
30th Sep 2025262 PMAQI
30th Sep 2025273 PMAQI
30th Sep 2025364 PMAQI
30th Sep 2025295 PMAQI
30th Sep 2025266 PMAQI
30th Sep 2025247 PMAQI
30th Sep 2025468 PMAQI
30th Sep 2025419 PMAQI
30th Sep 20253910 PMAQI
30th Sep 20253011 PMAQI
1st Oct 20252612 AMAQI
1st Oct 2025241 AMAQI
1st Oct 2025282 AMAQI
1st Oct 2025323 AMAQI
1st Oct 2025314 AMAQI

22°C20/24°C

1st Oct 2025175 AMAQI
1st Oct 2025156 AMAQI
1st Oct 2025187 AMAQI
1st Oct 2025258 AMAQI
1st Oct 2025229 AMAQI
1st Oct 20251810 AMAQI
1st Oct 20252611 AMAQI
1st Oct 20251412 PMAQI
1st Oct 2025161 PMAQI
1st Oct 2025112 PMAQI
1st Oct 2025163 PMAQI
1st Oct 2025224 PMAQI
1st Oct 2025225 PMAQI
1st Oct 2025156 PMAQI
1st Oct 2025117 PMAQI
1st Oct 202588 PMAQI
1st Oct 202589 PMAQI
1st Oct 2025910 PMAQI
1st Oct 2025911 PMAQI
2nd Oct 20251612 AMAQI
2nd Oct 2025461 AMAQI
2nd Oct 2025452 AMAQI
2nd Oct 2025433 AMAQI
2nd Oct 2025324 AMAQI

19°C18/20°C

2nd Oct 2025315 AMAQI
2nd Oct 2025306 AMAQI
2nd Oct 2025347 AMAQI
2nd Oct 2025348 AMAQI
2nd Oct 2025369 AMAQI
2nd Oct 20254310 AMAQI
2nd Oct 20254011 AMAQI
2nd Oct 20253712 PMAQI
2nd Oct 2025381 PMAQI
2nd Oct 2025402 PMAQI
2nd Oct 2025423 PMAQI
2nd Oct 2025384 PMAQI
2nd Oct 2025395 PMAQI
2nd Oct 2025386 PMAQI
2nd Oct 2025377 PMAQI
2nd Oct 2025428 PMAQI
2nd Oct 2025429 PMAQI
2nd Oct 20254810 PMAQI
2nd Oct 20254411 PMAQI
3rd Oct 20254412 AMAQI
3rd Oct 2025511 AMAQI
3rd Oct 2025482 AMAQI
3rd Oct 2025533 AMAQI
3rd Oct 2025524 AMAQI

21°C18/25°C

3rd Oct 2025515 AMAQI
3rd Oct 2025526 AMAQI
3rd Oct 2025467 AMAQI
3rd Oct 2025498 AMAQI
3rd Oct 2025489 AMAQI
3rd Oct 20254910 AMAQI
3rd Oct 20255411 AMAQI
3rd Oct 20255312 PMAQI
3rd Oct 2025501 PMAQI
3rd Oct 2025512 PMAQI
3rd Oct 2025463 PMAQI
3rd Oct 2025474 PMAQI
3rd Oct 2025395 PMAQI
3rd Oct 2025466 PMAQI
3rd Oct 2025487 PMAQI
3rd Oct 2025438 PMAQI
3rd Oct 2025629 PMAQI
3rd Oct 20256510 PMAQI
3rd Oct 20256411 PMAQI
4th Oct 20256112 AMAQI
4th Oct 2025571 AMAQI
4th Oct 2025552 AMAQI
4th Oct 2025543 AMAQI
4th Oct 2025554 AMAQI

22°C20/25°C

4th Oct 2025545 AMAQI
4th Oct 2025546 AMAQI
4th Oct 2025577 AMAQI
4th Oct 2025598 AMAQI
4th Oct 2025599 AMAQI
4th Oct 20255710 AMAQI
4th Oct 20255811 AMAQI
4th Oct 20255612 PMAQI
4th Oct 2025521 PMAQI
4th Oct 2025522 PMAQI
4th Oct 2025523 PMAQI
4th Oct 2025584 PMAQI
4th Oct 2025565 PMAQI
4th Oct 2025576 PMAQI
4th Oct 2025597 PMAQI
4th Oct 2025578 PMAQI
4th Oct 2025589 PMAQI
4th Oct 20255710 PMAQI
4th Oct 20255211 PMAQI
5th Oct 20255112 AMAQI
5th Oct 2025551 AMAQI
5th Oct 2025512 AMAQI
5th Oct 2025493 AMAQI
5th Oct 2025464 AMAQI

22°C21/24°C

5th Oct 2025555 AMAQI
5th Oct 2025536 AMAQI
5th Oct 2025527 AMAQI
5th Oct 2025548 AMAQI
5th Oct 2025619 AMAQI
5th Oct 20256410 AMAQI
5th Oct 20255011 AMAQI
5th Oct 20254612 PMAQI
5th Oct 2025521 PMAQI
5th Oct 2025562 PMAQI
5th Oct 2025553 PMAQI
5th Oct 2025544 PMAQI
5th Oct 2025545 PMAQI
5th Oct 2025606 PMAQI
5th Oct 2025487 PMAQI
5th Oct 2025458 PMAQI
5th Oct 2025509 PMAQI
5th Oct 20255410 PMAQI
5th Oct 20255011 PMAQI
6th Oct 20254912 AMAQI
6th Oct 2025501 AMAQI
6th Oct 2025442 AMAQI
6th Oct 2025403 AMAQI
6th Oct 2025424 AMAQI

23°C20/26°C

6th Oct 2025425 AMAQI
6th Oct 2025546 AMAQI
6th Oct 2025477 AMAQI
6th Oct 2025438 AMAQI
6th Oct 2025469 AMAQI
6th Oct 20254910 AMAQI
6th Oct 20254911 AMAQI
6th Oct 20255512 PMAQI
6th Oct 2025551 PMAQI
6th Oct 2025562 PMAQI
6th Oct 2025493 PMAQI
6th Oct 2025514 PMAQI
6th Oct 2025505 PMAQI
6th Oct 2025496 PMAQI
6th Oct 2025537 PMAQI
6th Oct 2025508 PMAQI
6th Oct 2025509 PMAQI
6th Oct 20254810 PMAQI
6th Oct 20255211 PMAQI
7th Oct 20255212 AMAQI
7th Oct 2025531 AMAQI
7th Oct 2025512 AMAQI

23°C19/27°C

7th Oct 2025468 PMAQI
7th Oct 2025269 PMAQI
7th Oct 20254710 PMAQI
7th Oct 20255411 PMAQI
8th Oct 20255512 AMAQI
8th Oct 2025541 AMAQI
8th Oct 2025512 AMAQI
8th Oct 2025503 AMAQI
8th Oct 2025514 AMAQI

20°C19/22°C

8th Oct 2025515 AMAQI
8th Oct 2025536 AMAQI
8th Oct 2025527 AMAQI
8th Oct 2025528 AMAQI
8th Oct 2025479 AMAQI
8th Oct 20254810 AMAQI
8th Oct 20254811 AMAQI
8th Oct 20254812 PMAQI
8th Oct 2025541 PMAQI
8th Oct 2025542 PMAQI
8th Oct 2025553 PMAQI
8th Oct 2025564 PMAQI
8th Oct 2025585 PMAQI
8th Oct 2025576 PMAQI
8th Oct 2025627 PMAQI
8th Oct 2025608 PMAQI
8th Oct 2025659 PMAQI
8th Oct 20256510 PMAQI
8th Oct 20256611 PMAQI
9th Oct 20256112 AMAQI
9th Oct 2025611 AMAQI
9th Oct 2025602 AMAQI
9th Oct 2025613 AMAQI
9th Oct 2025604 AMAQI

23°C19/26°C

9th Oct 2025605 AMAQI
9th Oct 2025626 AMAQI
9th Oct 2025627 AMAQI
9th Oct 2025598 AMAQI
9th Oct 2025589 AMAQI
9th Oct 20255810 AMAQI
9th Oct 20255311 AMAQI
9th Oct 20254612 PMAQI
9th Oct 2025411 PMAQI
9th Oct 2025432 PMAQI
9th Oct 2025393 PMAQI
9th Oct 2025404 PMAQI
9th Oct 2025415 PMAQI
9th Oct 2025456 PMAQI
9th Oct 2025487 PMAQI
9th Oct 2025518 PMAQI
9th Oct 2025549 PMAQI
9th Oct 20255710 PMAQI
9th Oct 20255411 PMAQI
10th Oct 20255312 AMAQI
10th Oct 2025551 AMAQI
10th Oct 2025482 AMAQI
10th Oct 2025463 AMAQI
10th Oct 2025474 AMAQI

20°C17/21°C

10th Oct 2025525 AMAQI
10th Oct 2025536 AMAQI
10th Oct 2025517 AMAQI
10th Oct 2025518 AMAQI
10th Oct 2025509 AMAQI
10th Oct 20254710 AMAQI
10th Oct 20254511 AMAQI
10th Oct 20255312 PMAQI
10th Oct 2025511 PMAQI
10th Oct 2025522 PMAQI
10th Oct 2025523 PMAQI
10th Oct 2025574 PMAQI
10th Oct 2025545 PMAQI
10th Oct 2025556 PMAQI
10th Oct 2025547 PMAQI
10th Oct 2025548 PMAQI
10th Oct 2025589 PMAQI
10th Oct 20255810 PMAQI
10th Oct 20256011 PMAQI
11th Oct 20255812 AMAQI
11th Oct 2025571 AMAQI
11th Oct 2025542 AMAQI
11th Oct 2025553 AMAQI
11th Oct 2025564 AMAQI

19°C17/21°C

11th Oct 2025605 AMAQI
11th Oct 2025556 AMAQI
11th Oct 2025557 AMAQI
11th Oct 2025548 AMAQI
11th Oct 2025569 AMAQI
11th Oct 20255910 AMAQI
11th Oct 20255711 AMAQI
11th Oct 20255312 PMAQI
11th Oct 2025521 PMAQI
11th Oct 2025402 PMAQI
11th Oct 2025483 PMAQI
11th Oct 2025444 PMAQI
11th Oct 2025445 PMAQI
11th Oct 2025466 PMAQI
11th Oct 2025487 PMAQI
11th Oct 2025388 PMAQI
11th Oct 2025359 PMAQI
11th Oct 20254010 PMAQI
11th Oct 20253811 PMAQI
12th Oct 20254612 AMAQI
12th Oct 2025421 AMAQI
12th Oct 2025372 AMAQI
12th Oct 2025443 AMAQI
12th Oct 2025464 AMAQI

18°C17/19°C

12th Oct 2025485 AMAQI
12th Oct 2025456 AMAQI
12th Oct 2025437 AMAQI
12th Oct 2025418 AMAQI
12th Oct 2025429 AMAQI
12th Oct 20254310 AMAQI
12th Oct 20255411 AMAQI
12th Oct 20254512 PMAQI
12th Oct 2025401 PMAQI
12th Oct 2025432 PMAQI
12th Oct 2025443 PMAQI
12th Oct 2025444 PMAQI
12th Oct 2025475 PMAQI
12th Oct 2025526 PMAQI
12th Oct 2025497 PMAQI
12th Oct 2025498 PMAQI
12th Oct 2025529 PMAQI
12th Oct 20255010 PMAQI
12th Oct 20257111 PMAQI
13th Oct 20256612 AMAQI
13th Oct 2025561 AMAQI
13th Oct 2025522 AMAQI
13th Oct 2025523 AMAQI
13th Oct 2025554 AMAQI

20°C17/24°C

13th Oct 2025575 AMAQI
13th Oct 2025596 AMAQI
13th Oct 2025577 AMAQI
13th Oct 2025548 AMAQI
13th Oct 2025559 AMAQI
13th Oct 20255510 AMAQI
13th Oct 20255511 AMAQI
13th Oct 20255712 PMAQI
13th Oct 2025531 PMAQI
13th Oct 2025512 PMAQI
13th Oct 2025523 PMAQI
13th Oct 2025504 PMAQI
13th Oct 2025465 PMAQI
13th Oct 2025496 PMAQI
13th Oct 2025537 PMAQI
13th Oct 2025558 PMAQI
13th Oct 2025559 PMAQI
13th Oct 20255410 PMAQI
13th Oct 20255511 PMAQI
14th Oct 20254712 AMAQI
14th Oct 2025451 AMAQI
14th Oct 2025422 AMAQI
14th Oct 2025413 AMAQI
14th Oct 2025434 AMAQI

22°C20/26°C

14th Oct 2025545 AMAQI
14th Oct 2025536 AMAQI
14th Oct 2025447 AMAQI
14th Oct 2025478 AMAQI
14th Oct 2025559 AMAQI
14th Oct 20255610 AMAQI
14th Oct 20255511 AMAQI
14th Oct 20255512 PMAQI
14th Oct 2025541 PMAQI
14th Oct 2025592 PMAQI
14th Oct 2025563 PMAQI
14th Oct 2025554 PMAQI
14th Oct 2025585 PMAQI
14th Oct 2025586 PMAQI
14th Oct 2025607 PMAQI
14th Oct 2025668 PMAQI
14th Oct 2025679 PMAQI
14th Oct 20256810 PMAQI
14th Oct 20256011 PMAQI
15th Oct 20255512 AMAQI
15th Oct 2025511 AMAQI
15th Oct 2025512 AMAQI
15th Oct 2025533 AMAQI
15th Oct 2025574 AMAQI

18°C16/19°C

15th Oct 2025555 AMAQI
15th Oct 2025556 AMAQI
15th Oct 2025537 AMAQI
15th Oct 2025498 AMAQI
15th Oct 2025509 AMAQI
15th Oct 20254410 AMAQI
15th Oct 20254311 AMAQI
15th Oct 20253612 PMAQI
15th Oct 2025451 PMAQI
15th Oct 2025502 PMAQI
15th Oct 2025523 PMAQI
15th Oct 2025464 PMAQI
15th Oct 2025505 PMAQI
15th Oct 2025536 PMAQI
15th Oct 2025457 PMAQI
15th Oct 2025518 PMAQI
15th Oct 2025589 PMAQI
15th Oct 20254410 PMAQI
15th Oct 20253711 PMAQI
16th Oct 20254012 AMAQI
16th Oct 2025361 AMAQI
16th Oct 2025422 AMAQI
16th Oct 2025413 AMAQI
16th Oct 2025514 AMAQI

18°C15/20°C

16th Oct 2025505 AMAQI
16th Oct 2025546 AMAQI
16th Oct 2025527 AMAQI
16th Oct 2025488 AMAQI
16th Oct 2025459 AMAQI
16th Oct 20254510 AMAQI
16th Oct 20254311 AMAQI
16th Oct 20254212 PMAQI
16th Oct 2025481 PMAQI
16th Oct 2025502 PMAQI
16th Oct 2025523 PMAQI
16th Oct 2025554 PMAQI
16th Oct 2025555 PMAQI
16th Oct 2025526 PMAQI
16th Oct 2025447 PMAQI
16th Oct 2025408 PMAQI
16th Oct 2025479 PMAQI
16th Oct 20255210 PMAQI
16th Oct 20256311 PMAQI
17th Oct 20256412 AMAQI
17th Oct 2025611 AMAQI
17th Oct 2025602 AMAQI
17th Oct 2025613 AMAQI
17th Oct 2025554 AMAQI

19°C17/21°C

17th Oct 2025485 AMAQI
17th Oct 2025456 AMAQI
17th Oct 2025497 AMAQI
17th Oct 2025478 AMAQI
17th Oct 2025489 AMAQI
17th Oct 20254310 AMAQI
17th Oct 20253911 AMAQI
17th Oct 20254812 PMAQI
17th Oct 2025511 PMAQI
17th Oct 2025422 PMAQI
17th Oct 2025503 PMAQI
17th Oct 2025504 PMAQI
17th Oct 2025545 PMAQI
17th Oct 2025496 PMAQI
17th Oct 2025507 PMAQI
17th Oct 2025468 PMAQI
17th Oct 2025529 PMAQI
17th Oct 20254910 PMAQI
17th Oct 20255111 PMAQI
18th Oct 20255312 AMAQI
18th Oct 2025611 AMAQI
18th Oct 2025482 AMAQI
18th Oct 2025453 AMAQI
18th Oct 2025424 AMAQI

21°C18/25°C

18th Oct 2025475 AMAQI
18th Oct 2025466 AMAQI
18th Oct 2025507 AMAQI
18th Oct 2025428 AMAQI
18th Oct 2025209 AMAQI
18th Oct 20255010 AMAQI
18th Oct 20255711 AMAQI
18th Oct 20255612 PMAQI
18th Oct 2025481 PMAQI
18th Oct 2025362 PMAQI
18th Oct 2025303 PMAQI
18th Oct 2025324 PMAQI
18th Oct 2025415 PMAQI
18th Oct 2025516 PMAQI
18th Oct 2025537 PMAQI
18th Oct 2025268 PMAQI
18th Oct 2025179 PMAQI
18th Oct 20255110 PMAQI
18th Oct 20255411 PMAQI
19th Oct 20255112 AMAQI
19th Oct 2025441 AMAQI
19th Oct 2025422 AMAQI
19th Oct 2025423 AMAQI
19th Oct 2025514 AMAQI

21°C17/25°C

19th Oct 2025565 AMAQI
5 AM
19th Oct 2025616 AMAQI
19th Oct 2025587 AMAQI
19th Oct 2025528 AMAQI
19th Oct 2025539 AMAQI
19th Oct 20254810 AMAQI
19th Oct 20254711 AMAQI
11 AM
19th Oct 20254712 PMAQI
19th Oct 2025441 PMAQI
19th Oct 2025452 PMAQI
19th Oct 2025433 PMAQI
19th Oct 2025464 PMAQI
19th Oct 2025555 PMAQI
5 PM
19th Oct 2025536 PMAQI
19th Oct 2025537 PMAQI
19th Oct 2025518 PMAQI
19th Oct 2025439 PMAQI
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

43AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 3 PM

40AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 43), while the lowest AQI was between 9 AM to 3 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 11 PM

42AQI

11 hours / Day
330 hours / Month
Avg. Lowest Time
12 AM - 9 PM

42AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 42), while the lowest AQI was between 12 AM to 9 PM (Avg. 42).

2025 Days Vs Air Quality

Isehara, Kanagawa, Japan

2025

89%

260

11%

31

Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)

Good
260 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 292 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

Isehara, Kanagawa, 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
28AQI
3rd January 2025
23AQI
4th January 2025
24AQI
5th January 2025
22AQI
6th January 2025
43AQI
7th January 2025
27AQI
8th January 2025
35AQI
9th January 2025
29AQI
10th January 2025
25AQI
11th January 2025
24AQI
12th January 2025
24AQI
13th January 2025
28AQI
14th January 2025
24AQI
15th January 2025
31AQI
16th January 2025
22AQI
17th January 2025
24AQI
18th January 2025
25AQI
19th January 2025
26AQI
20th January 2025
26AQI
21st January 2025
29AQI
22nd January 2025
32AQI
23rd January 2025
37AQI
24th January 2025
36AQI
25th January 2025
34AQI
26th January 2025
32AQI
27th January 2025
27AQI
28th January 2025
30AQI
29th January 2025
30AQI
30th January 2025
27AQI
31st January 2025
26AQI
1st February 2025
24AQI
2nd February 2025
25AQI
3rd February 2025
24AQI
4th February 2025
28AQI
5th February 2025
28AQI
6th February 2025
28AQI
7th February 2025
28AQI
8th February 2025
28AQI
9th February 2025
28AQI
10th February 2025
27AQI
11th February 2025
28AQI
12th February 2025
29AQI
13th February 2025
29AQI
14th February 2025
27AQI
15th February 2025
28AQI
16th February 2025
31AQI
17th February 2025
33AQI
18th February 2025
29AQI
19th February 2025
29AQI
20th February 2025
28AQI
21st February 2025
30AQI
22nd February 2025
28AQI
23rd February 2025
31AQI
24th February 2025
29AQI
25th February 2025
32AQI
26th February 2025
34AQI
27th February 2025
35AQI
28th February 2025
39AQI
1st March 2025
49AQI
2nd March 2025
42AQI
3rd March 2025
39AQI
4th March 2025
30AQI
5th March 2025
28AQI
6th March 2025
26AQI
7th March 2025
32AQI
8th March 2025
29AQI
9th March 2025
33AQI
10th March 2025
33AQI
11th March 2025
31AQI
12th March 2025
27AQI
13th March 2025
33AQI
14th March 2025
23AQI
15th March 2025
20AQI
16th March 2025
16AQI
17th March 2025
16AQI
18th March 2025
14AQI
19th March 2025
14AQI
20th March 2025
15AQI
21st March 2025
22AQI
22nd March 2025
24AQI
23rd March 2025
27AQI
24th March 2025
29AQI
25th March 2025
46AQI
26th March 2025
65AQI
27th March 2025
56AQI
28th March 2025
37AQI
29th March 2025
30AQI
30th March 2025
30AQI
31st March 2025
27AQI
1st April 2025
20AQI
2nd April 2025
20AQI
3rd April 2025
17AQI
4th April 2025
17AQI
5th April 2025
17AQI
6th April 2025
14AQI
7th April 2025
15AQI
8th April 2025
17AQI
9th April 2025
21AQI
10th April 2025
22AQI
11th April 2025
22AQI
12th April 2025
22AQI
13th April 2025
17AQI
14th April 2025
22AQI
15th April 2025
19AQI
16th April 2025
19AQI
17th April 2025
24AQI
18th April 2025
29AQI
19th April 2025
32AQI
20th April 2025
25AQI
21st April 2025
23AQI
22nd April 2025
21AQI
23rd April 2025
15AQI
24th April 2025
17AQI
25th April 2025
17AQI
26th April 2025
20AQI
27th April 2025
20AQI
28th April 2025
19AQI
29th April 2025
15AQI
30th April 2025
19AQI
1st May 2025
18AQI
2nd May 2025
17AQI
3rd May 2025
16AQI
4th May 2025
23AQI
5th May 2025
18AQI
6th May 2025
18AQI
7th May 2025
15AQI
8th May 2025
17AQI
9th May 2025
17AQI
10th May 2025
14AQI
11th May 2025
17AQI
12th May 2025
16AQI
13th May 2025
19AQI
14th May 2025
19AQI
15th May 2025
20AQI
16th May 2025
21AQI
17th May 2025
18AQI
18th May 2025
23AQI
19th May 2025
28AQI
20th May 2025
54AQI
21st May 2025
36AQI
22nd May 2025
30AQI
23rd May 2025
29AQI
24th May 2025
26AQI
25th May 2025
19AQI
26th May 2025
21AQI
27th May 2025
24AQI
28th May 2025
17AQI
29th May 2025
20AQI
30th May 2025
15AQI
31st May 2025
14AQI
1st June 2025
14AQI
2nd June 2025
17AQI
3rd June 2025
17AQI
4th June 2025
17AQI
5th June 2025
21AQI
6th June 2025
23AQI
7th June 2025
38AQI
8th June 2025
34AQI
9th June 2025
28AQI
10th June 2025
22AQI
11th June 2025
19AQI
12th June 2025
23AQI
13th June 2025
21AQI
14th June 2025
19AQI
15th June 2025
19AQI
16th June 2025
21AQI
17th June 2025
27AQI
18th June 2025
26AQI
19th June 2025
28AQI
20th June 2025
26AQI
21st June 2025
22AQI
22nd June 2025
15AQI
23rd June 2025
14AQI
24th June 2025
15AQI
25th June 2025
17AQI
26th June 2025
15AQI
27th June 2025
18AQI
28th June 2025
19AQI
29th June 2025
21AQI
30th June 2025
32AQI
1st July 2025
35AQI
2nd July 2025
42AQI
3rd July 2025
46AQI
4th July 2025
44AQI
5th July 2025
48AQI
6th July 2025
55AQI
7th July 2025
70AQI
8th July 2025
75AQI
9th July 2025
74AQI
10th July 2025
59AQI
11th July 2025
54AQI
12th July 2025
56AQI
13th July 2025
54AQI
14th July 2025
45AQI
15th July 2025
46AQI
16th July 2025
45AQI
17th July 2025
43AQI
18th July 2025
40AQI
19th July 2025
36AQI
20th July 2025
34AQI
21st July 2025
34AQI
22nd July 2025
33AQI
23rd July 2025
33AQI
24th July 2025
36AQI
25th July 2025
32AQI
26th July 2025
29AQI
27th July 2025
27AQI
28th July 2025
27AQI
29th July 2025
30AQI
30th July 2025
28AQI
31st July 2025
31AQI
1st August 2025
34AQI
2nd August 2025
40AQI
3rd August 2025
45AQI
4th August 2025
61AQI
5th August 2025
52AQI
6th August 2025
51AQI
7th August 2025
49AQI
8th August 2025
46AQI
9th August 2025
46AQI
10th August 2025
40AQI
11th August 2025
39AQI
12th August 2025
35AQI
13th August 2025
35AQI
14th August 2025
35AQI
15th August 2025
36AQI
16th August 2025
36AQI
17th August 2025
40AQI
18th August 2025
41AQI
19th August 2025
45AQI
20th August 2025
45AQI
21st August 2025
48AQI
22nd August 2025
48AQI
23rd August 2025
46AQI
24th August 2025
56AQI
25th August 2025
56AQI
26th August 2025
54AQI
27th August 2025
51AQI
28th August 2025
48AQI
29th August 2025
50AQI
30th August 2025
55AQI
31st August 2025
52AQI
1st September 2025
44AQI
2nd September 2025
37AQI
3rd September 2025
37AQI
4th September 2025
37AQI
5th September 2025
34AQI
6th September 2025
27AQI
7th September 2025
29AQI
8th September 2025
37AQI
9th September 2025
40AQI
10th September 2025
36AQI
11th September 2025
30AQI
12th September 2025
31AQI
13th September 2025
28AQI
14th September 2025
35AQI
15th September 2025
36AQI
16th September 2025
38AQI
17th September 2025
46AQI
18th September 2025
49AQI
19th September 2025
36AQI
20th September 2025
33AQI
21st September 2025
30AQI
22nd September 2025
29AQI
23rd September 2025
27AQI
24th September 2025
28AQI
25th September 2025
29AQI
26th September 2025
43AQI
27th September 2025
32AQI
28th September 2025
27AQI
29th September 2025
27AQI
30th September 2025
24AQI
1st October 2025
20AQI
2nd October 2025
34AQI
3rd October 2025
51AQI
4th October 2025
57AQI
5th October 2025
52AQI
6th October 2025
48AQI
7th October 2025
46AQI
8th October 2025
55AQI
9th October 2025
55AQI
10th October 2025
53AQI
11th October 2025
52AQI
12th October 2025
46AQI
13th October 2025
57AQI
14th October 2025
54AQI
15th October 2025
51AQI
16th October 2025
47AQI
17th October 2025
52AQI
18th October 2025
47AQI
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

28AQI

29AQI

30AQI

20AQI

21AQI

22AQI

43AQI

46AQI

34AQI

49AQI


No. of days

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

202532AQI

31
28
29
2
30
30
1
30
23
8
22
9
30
7
11
260
31

Highest AQI recorded in

October

49AQI


Lowest AQI recorded in

April

20AQI


202435AQI

29
29
26
3
24
6
28
3
27
3
13
18
24
7
29
1
31
29
1
31
320
42

Highest AQI recorded in

July

51AQI


Lowest AQI recorded in

December

24AQI


202338AQI

29
26
2
29
2
22
8
27
4
21
9
22
9
30
1
27
3
29
2
26
3
29
2
317
45

Highest AQI recorded in

June

45AQI


Lowest AQI recorded in

January

32AQI


202240AQI

28
2
15
4
19
12
18
11
23
8
20
10
18
3
1
24
4
30
1
27
3
31
254
58

Highest AQI recorded in

March

47AQI


Lowest AQI recorded in

August

28AQI


202139AQI

28
1
21
4
23
5
18
5
22
9
25
5
25
6
25
6
27
3
29
2
23
7
26
5
292
58

Highest AQI recorded in

May

46AQI


Lowest AQI recorded in

January

25AQI


202033AQI

11
2
17
4
17
1
21
9
27
4
18
13
19
29
2
30
30
1
219
36

Highest AQI recorded in

August

51AQI


Lowest AQI recorded in

November

17AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
40AQI
Least Polluted Year Recorded
2025(Avg.)
32AQI


Isehara's annual 2025 AQI (32) shows an average percentage change of -14.2% (improved AQI) compared to previous years: 2020 (33), 2021 (39), 2022 (40), 2023 (38), 2024 (35).