Higashikojiya, Kawanakajima, 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+
August Air Quality Analysis
Higashikojiya, Kawanakajima, Kanagawa, Japan
2021
2022
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2022
74AQILowest AQI recorded on
8th Aug 2021
11AQISame Day Analysis (10th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 44 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Higashikojiya, Kawanakajima, Kanagawa, Japan
AQI
Day
Night
.
4 AM11th Aug 2025
6 PM
3 AM12th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5PM11th Aug
51AQI
Avg. Lowest Time
12PM11th Aug
28AQI
In the last 24 hours,
Higashikojiya's AQI reached its highest point of 51 at 5 PM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Higashikojiya, Kawanakajima, Kanagawa, Japan
JulAug
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
13th Jul 2025604 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025489 AMAQI
13th Jul 20254110 AMAQI
13th Jul 20254811 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025511 PMAQI
13th Jul 2025522 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025515 PMAQI
13th Jul 2025516 PMAQI
13th Jul 2025407 PMAQI
13th Jul 2025338 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20254910 PMAQI
13th Jul 20254811 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
26°C24/28°C
14th Jul 2025584 AMAQI
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20252810 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20252712 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025304 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025226 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025429 PMAQI
14th Jul 20254410 PMAQI
14th Jul 20254511 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025501 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
26°C25/28°C
15th Jul 2025554 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025349 AMAQI
15th Jul 20252010 AMAQI
15th Jul 20252311 AMAQI
15th Jul 20252712 PMAQI
15th Jul 2025291 PMAQI
15th Jul 2025352 PMAQI
15th Jul 2025273 PMAQI
15th Jul 2025284 PMAQI
15th Jul 2025245 PMAQI
15th Jul 2025256 PMAQI
15th Jul 2025277 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025409 PMAQI
15th Jul 20254210 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254212 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
27°C26/27°C
16th Jul 2025534 AMAQI
16th Jul 2025525 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025379 AMAQI
16th Jul 20252610 AMAQI
16th Jul 20252411 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025301 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025323 PMAQI
16th Jul 2025274 PMAQI
16th Jul 2025245 PMAQI
16th Jul 2025266 PMAQI
16th Jul 2025267 PMAQI
16th Jul 2025358 PMAQI
16th Jul 2025449 PMAQI
16th Jul 20254210 PMAQI
16th Jul 20254111 PMAQI
17th Jul 20254212 AMAQI
17th Jul 2025471 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
27°C26/28°C
17th Jul 2025514 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20253510 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20254012 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025422 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025384 PMAQI
17th Jul 2025395 PMAQI
17th Jul 2025386 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025448 PMAQI
17th Jul 2025499 PMAQI
17th Jul 20254510 PMAQI
17th Jul 20254511 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025471 AMAQI
18th Jul 2025502 AMAQI
18th Jul 2025503 AMAQI
27°C26/28°C
18th Jul 2025504 AMAQI
18th Jul 2025485 AMAQI
18th Jul 2025486 AMAQI
18th Jul 2025487 AMAQI
18th Jul 2025488 AMAQI
18th Jul 2025329 AMAQI
18th Jul 20252910 AMAQI
18th Jul 20252711 AMAQI
18th Jul 20252912 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025363 PMAQI
18th Jul 2025364 PMAQI
18th Jul 2025385 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025297 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20254011 PMAQI
19th Jul 20253912 AMAQI
19th Jul 2025411 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025493 AMAQI
26°C25/28°C
19th Jul 2025464 AMAQI
19th Jul 2025455 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025458 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252711 AMAQI
19th Jul 20252812 PMAQI
19th Jul 2025251 PMAQI
19th Jul 2025252 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025354 PMAQI
19th Jul 2025265 PMAQI
19th Jul 2025226 PMAQI
19th Jul 2025237 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025369 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253712 AMAQI
20th Jul 2025391 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
27°C26/28°C
20th Jul 2025444 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025283 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025315 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025368 PMAQI
20th Jul 2025389 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253511 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
27°C26/28°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20253011 AMAQI
21st Jul 20253212 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025372 PMAQI
21st Jul 2025393 PMAQI
21st Jul 2025404 PMAQI
21st Jul 2025415 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025357 PMAQI
21st Jul 2025338 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253110 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
28°C27/29°C
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025299 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20254112 PMAQI
22nd Jul 2025391 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025373 PMAQI
22nd Jul 2025384 PMAQI
22nd Jul 2025385 PMAQI
22nd Jul 2025306 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025238 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20253110 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025351 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025373 AMAQI
28°C27/29°C
23rd Jul 2025374 AMAQI
23rd Jul 2025385 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025378 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20253911 AMAQI
23rd Jul 20254612 PMAQI
23rd Jul 2025451 PMAQI
23rd Jul 2025402 PMAQI
23rd Jul 2025463 PMAQI
23rd Jul 2025434 PMAQI
23rd Jul 2025405 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025327 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025299 PMAQI
23rd Jul 20253110 PMAQI
23rd Jul 20253211 PMAQI
24th Jul 20253112 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025373 AMAQI
28°C27/29°C
24th Jul 2025374 AMAQI
24th Jul 2025385 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025449 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255712 PMAQI
24th Jul 2025581 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025365 PMAQI
24th Jul 2025376 PMAQI
24th Jul 2025297 PMAQI
24th Jul 2025278 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253610 PMAQI
24th Jul 20253811 PMAQI
25th Jul 20253712 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025362 AMAQI
25th Jul 2025383 AMAQI
28°C27/30°C
25th Jul 2025384 AMAQI
25th Jul 2025415 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025418 AMAQI
25th Jul 2025409 AMAQI
25th Jul 20255310 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025371 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025353 PMAQI
25th Jul 2025324 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025296 PMAQI
25th Jul 2025257 PMAQI
25th Jul 2025288 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20253110 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253112 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025382 AMAQI
26th Jul 2025383 AMAQI
28°C27/30°C
26th Jul 2025394 AMAQI
26th Jul 2025405 AMAQI
26th Jul 2025406 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20253612 PMAQI
26th Jul 2025321 PMAQI
26th Jul 2025342 PMAQI
26th Jul 2025353 PMAQI
26th Jul 2025344 PMAQI
26th Jul 2025275 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025267 PMAQI
26th Jul 2025308 PMAQI
26th Jul 2025369 PMAQI
26th Jul 20254010 PMAQI
26th Jul 20253711 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025321 AMAQI
27th Jul 2025362 AMAQI
27th Jul 2025363 AMAQI
28°C28/30°C
27th Jul 2025364 AMAQI
27th Jul 2025365 AMAQI
27th Jul 2025366 AMAQI
27th Jul 2025367 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025299 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252911 AMAQI
27th Jul 20252812 PMAQI
27th Jul 2025321 PMAQI
27th Jul 2025322 PMAQI
27th Jul 2025273 PMAQI
27th Jul 2025314 PMAQI
27th Jul 2025255 PMAQI
27th Jul 2025236 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20253010 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025331 AMAQI
28th Jul 2025342 AMAQI
28th Jul 2025333 AMAQI
28°C27/29°C
28th Jul 2025334 AMAQI
28th Jul 2025335 AMAQI
28th Jul 2025336 AMAQI
28th Jul 2025337 AMAQI
28th Jul 2025338 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20252910 AMAQI
28th Jul 20254411 AMAQI
28th Jul 20255412 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025532 PMAQI
28th Jul 2025563 PMAQI
28th Jul 2025544 PMAQI
28th Jul 2025535 PMAQI
28th Jul 2025466 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025308 PMAQI
28th Jul 2025319 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253112 AMAQI
29th Jul 2025311 AMAQI
29th Jul 2025332 AMAQI
29th Jul 2025333 AMAQI
28°C27/30°C
29th Jul 2025354 AMAQI
29th Jul 2025365 AMAQI
29th Jul 2025366 AMAQI
29th Jul 2025367 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025269 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20255112 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025582 PMAQI
29th Jul 2025573 PMAQI
29th Jul 2025584 PMAQI
29th Jul 2025505 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025307 PMAQI
29th Jul 2025278 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252712 AMAQI
30th Jul 2025301 AMAQI
30th Jul 2025332 AMAQI
30th Jul 2025343 AMAQI
28°C26/32°C
30th Jul 2025344 AMAQI
30th Jul 2025365 AMAQI
30th Jul 2025366 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025323 PMAQI
30th Jul 2025404 PMAQI
30th Jul 2025335 PMAQI
30th Jul 2025336 PMAQI
30th Jul 2025337 PMAQI
30th Jul 2025378 PMAQI
30th Jul 2025359 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025351 AMAQI
31st Jul 2025332 AMAQI
31st Jul 2025323 AMAQI
29°C26/32°C
31st Jul 2025324 AMAQI
31st Jul 2025325 AMAQI
31st Jul 2025326 AMAQI
31st Jul 2025327 AMAQI
31st Jul 2025328 AMAQI
31st Jul 2025329 AMAQI
31st Jul 20253210 AMAQI
31st Jul 20253911 AMAQI
31st Jul 20253612 PMAQI
31st Jul 2025381 PMAQI
31st Jul 2025392 PMAQI
31st Jul 2025323 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025305 PMAQI
31st Jul 2025276 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025258 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025362 AMAQI
1st Aug 2025373 AMAQI
28°C25/31°C
1st Aug 2025384 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025396 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025309 AMAQI
1st Aug 20252910 AMAQI
1st Aug 20253411 AMAQI
1st Aug 20253712 PMAQI
1st Aug 2025301 PMAQI
1st Aug 2025352 PMAQI
1st Aug 2025353 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025365 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
28°C26/30°C
2nd Aug 2025374 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025329 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20254312 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025495 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253710 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253512 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
28°C27/30°C
3rd Aug 2025404 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025459 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20256212 PMAQI
3rd Aug 2025531 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025523 PMAQI
3rd Aug 2025494 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025427 PMAQI
3rd Aug 2025458 PMAQI
3rd Aug 2025419 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254111 PMAQI
4th Aug 20254212 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025383 AMAQI
29°C27/32°C
4th Aug 2025414 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025629 AMAQI
4th Aug 20257410 AMAQI
4th Aug 20258211 AMAQI
4th Aug 20258312 PMAQI
4th Aug 2025901 PMAQI
4th Aug 2025902 PMAQI
4th Aug 2025883 PMAQI
4th Aug 2025884 PMAQI
4th Aug 2025895 PMAQI
4th Aug 2025866 PMAQI
4th Aug 2025787 PMAQI
4th Aug 2025728 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254711 PMAQI
5th Aug 20256312 AMAQI
5th Aug 2025431 AMAQI
5th Aug 2025412 AMAQI
5th Aug 2025403 AMAQI
29°C28/31°C
5th Aug 2025504 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025559 AMAQI
5th Aug 20255910 AMAQI
5th Aug 20255911 AMAQI
5th Aug 20255612 PMAQI
5th Aug 2025571 PMAQI
5th Aug 2025502 PMAQI
5th Aug 2025483 PMAQI
5th Aug 2025564 PMAQI
5th Aug 2025535 PMAQI
5th Aug 2025506 PMAQI
5th Aug 2025507 PMAQI
5th Aug 2025498 PMAQI
5th Aug 2025509 PMAQI
5th Aug 20254710 PMAQI
5th Aug 20254811 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025491 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025483 AMAQI
30°C28/32°C
6th Aug 2025524 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025539 AMAQI
6th Aug 20254610 AMAQI
6th Aug 20255011 AMAQI
6th Aug 20255912 PMAQI
6th Aug 2025551 PMAQI
6th Aug 2025582 PMAQI
6th Aug 2025483 PMAQI
6th Aug 2025564 PMAQI
6th Aug 2025605 PMAQI
6th Aug 2025566 PMAQI
6th Aug 2025567 PMAQI
6th Aug 2025548 PMAQI
6th Aug 2025489 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20254711 PMAQI
7th Aug 20254812 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025512 AMAQI
7th Aug 2025493 AMAQI
30°C28/31°C
7th Aug 2025514 AMAQI
7th Aug 2025505 AMAQI
7th Aug 2025506 AMAQI
7th Aug 2025467 AMAQI
7th Aug 2025508 AMAQI
7th Aug 2025499 AMAQI
7th Aug 20254510 AMAQI
7th Aug 20254411 AMAQI
7th Aug 20252812 PMAQI
7th Aug 2025351 PMAQI
7th Aug 2025412 PMAQI
7th Aug 2025543 PMAQI
7th Aug 2025614 PMAQI
7th Aug 2025675 PMAQI
7th Aug 2025596 PMAQI
7th Aug 2025527 PMAQI
7th Aug 2025518 PMAQI
7th Aug 2025539 PMAQI
7th Aug 20255410 PMAQI
7th Aug 20255511 PMAQI
8th Aug 20255412 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025502 AMAQI
8th Aug 2025503 AMAQI
30°C29/33°C
8th Aug 2025494 AMAQI
8th Aug 2025485 AMAQI
8th Aug 2025486 AMAQI
8th Aug 2025497 AMAQI
8th Aug 2025488 AMAQI
8th Aug 2025389 AMAQI
8th Aug 20253710 AMAQI
8th Aug 20253911 AMAQI
8th Aug 20254512 PMAQI
8th Aug 2025561 PMAQI
8th Aug 2025632 PMAQI
8th Aug 2025643 PMAQI
8th Aug 2025584 PMAQI
8th Aug 2025555 PMAQI
8th Aug 2025596 PMAQI
8th Aug 2025517 PMAQI
8th Aug 2025528 PMAQI
8th Aug 2025519 PMAQI
8th Aug 20255210 PMAQI
8th Aug 20255011 PMAQI
9th Aug 20254312 AMAQI
9th Aug 2025451 AMAQI
9th Aug 2025512 AMAQI
9th Aug 2025513 AMAQI
29°C26/31°C
9th Aug 2025514 AMAQI
9th Aug 2025515 AMAQI
9th Aug 2025516 AMAQI
9th Aug 2025517 AMAQI
9th Aug 2025518 AMAQI
9th Aug 2025349 AMAQI
9th Aug 20253010 AMAQI
9th Aug 20253711 AMAQI
9th Aug 20254412 PMAQI
9th Aug 2025521 PMAQI
9th Aug 2025522 PMAQI
9th Aug 2025563 PMAQI
9th Aug 2025634 PMAQI
9th Aug 2025645 PMAQI
9th Aug 2025566 PMAQI
9th Aug 2025607 PMAQI
9th Aug 2025588 PMAQI
9th Aug 2025559 PMAQI
9th Aug 20255410 PMAQI
9th Aug 20255411 PMAQI
10th Aug 20255312 AMAQI
10th Aug 2025511 AMAQI
10th Aug 2025492 AMAQI
10th Aug 2025493 AMAQI
28°C26/29°C
10th Aug 2025504 AMAQI
10th Aug 2025485 AMAQI
10th Aug 2025486 AMAQI
10th Aug 2025487 AMAQI
10th Aug 2025488 AMAQI
10th Aug 2025409 AMAQI
10th Aug 20253610 AMAQI
10th Aug 20253711 AMAQI
10th Aug 20253012 PMAQI
10th Aug 2025281 PMAQI
10th Aug 2025292 PMAQI
10th Aug 2025363 PMAQI
10th Aug 2025224 PMAQI
10th Aug 2025275 PMAQI
10th Aug 2025346 PMAQI
10th Aug 2025337 PMAQI
10th Aug 2025368 PMAQI
10th Aug 2025389 PMAQI
10th Aug 20253910 PMAQI
10th Aug 20254311 PMAQI
11th Aug 20254412 AMAQI
11th Aug 2025471 AMAQI
11th Aug 2025512 AMAQI
11th Aug 2025503 AMAQI
27°C26/28°C
11th Aug 2025504 AMAQI
11th Aug 2025465 AMAQI
11th Aug 2025466 AMAQI
11th Aug 2025477 AMAQI
11th Aug 2025478 AMAQI
11th Aug 2025399 AMAQI
11th Aug 20253910 AMAQI
11th Aug 20254111 AMAQI
11th Aug 20252812 PMAQI
11th Aug 2025301 PMAQI
11th Aug 2025342 PMAQI
11th Aug 2025363 PMAQI
11th Aug 2025324 PMAQI
11th Aug 2025515 PMAQI
11th Aug 2025426 PMAQI
11th Aug 2025327 PMAQI
11th Aug 2025358 PMAQI
11th Aug 2025329 PMAQI
11th Aug 20253410 PMAQI
11th Aug 20253511 PMAQI
12th Aug 20253712 AMAQI
12th Aug 2025441 AMAQI
12th Aug 2025452 AMAQI
--°C/°C
4 AM
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
44AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 10 AM
36AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 44), while the lowest AQI was between 9 AM to 10 AM (Avg. 36).
Night time
Avg. Highest Time
2 AM - 3 AM
44AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM - 8 PM
37AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 3 AM (Avg. 44), while the lowest AQI was between 7 PM to 8 PM (Avg. 37).
2025 Days Vs Air Quality
Higashikojiya, Kawanakajima, Kanagawa, Japan
2025
93%
207
7%
15
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
207 DaysModerate
15 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Higashikojiya, Kawanakajima, 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.
1st January 2025
27AQI
27AQI
2nd January 2025
25AQI
25AQI
3rd January 2025
23AQI
23AQI
4th January 2025
25AQI
25AQI
5th January 2025
24AQI
24AQI
6th January 2025
31AQI
31AQI
7th January 2025
28AQI
28AQI
8th January 2025
28AQI
28AQI
9th January 2025
27AQI
27AQI
10th January 2025
24AQI
24AQI
11th January 2025
23AQI
23AQI
12th January 2025
26AQI
26AQI
13th January 2025
30AQI
30AQI
14th January 2025
28AQI
28AQI
15th January 2025
30AQI
30AQI
16th January 2025
24AQI
24AQI
17th January 2025
27AQI
27AQI
18th January 2025
26AQI
26AQI
19th January 2025
28AQI
28AQI
20th January 2025
29AQI
29AQI
21st January 2025
30AQI
30AQI
22nd January 2025
31AQI
31AQI
23rd January 2025
32AQI
32AQI
24th January 2025
39AQI
39AQI
25th January 2025
40AQI
40AQI
26th January 2025
36AQI
36AQI
27th January 2025
29AQI
29AQI
28th January 2025
27AQI
27AQI
29th January 2025
22AQI
22AQI
30th January 2025
25AQI
25AQI
31st January 2025
25AQI
25AQI
1st February 2025
26AQI
26AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
26AQI
26AQI
4th February 2025
28AQI
28AQI
5th February 2025
28AQI
28AQI
6th February 2025
26AQI
26AQI
7th February 2025
26AQI
26AQI
8th February 2025
29AQI
29AQI
9th February 2025
28AQI
28AQI
10th February 2025
26AQI
26AQI
11th February 2025
29AQI
29AQI
12th February 2025
28AQI
28AQI
13th February 2025
31AQI
31AQI
14th February 2025
26AQI
26AQI
15th February 2025
30AQI
30AQI
16th February 2025
29AQI
29AQI
17th February 2025
33AQI
33AQI
18th February 2025
28AQI
28AQI
19th February 2025
29AQI
29AQI
20th February 2025
28AQI
28AQI
21st February 2025
29AQI
29AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
32AQI
32AQI
24th February 2025
32AQI
32AQI
25th February 2025
31AQI
31AQI
26th February 2025
33AQI
33AQI
27th February 2025
35AQI
35AQI
28th February 2025
38AQI
38AQI
1st March 2025
45AQI
45AQI
2nd March 2025
44AQI
44AQI
3rd March 2025
36AQI
36AQI
4th March 2025
30AQI
30AQI
5th March 2025
25AQI
25AQI
6th March 2025
30AQI
30AQI
7th March 2025
31AQI
31AQI
8th March 2025
31AQI
31AQI
9th March 2025
34AQI
34AQI
10th March 2025
32AQI
32AQI
11th March 2025
32AQI
32AQI
12th March 2025
36AQI
36AQI
13th March 2025
32AQI
32AQI
14th March 2025
27AQI
27AQI
15th March 2025
22AQI
22AQI
16th March 2025
18AQI
18AQI
17th March 2025
16AQI
16AQI
18th March 2025
17AQI
17AQI
19th March 2025
14AQI
14AQI
20th March 2025
17AQI
17AQI
21st March 2025
25AQI
25AQI
22nd March 2025
29AQI
29AQI
23rd March 2025
33AQI
33AQI
24th March 2025
32AQI
32AQI
25th March 2025
49AQI
49AQI
26th March 2025
60AQI
60AQI
27th March 2025
56AQI
56AQI
28th March 2025
37AQI
37AQI
29th March 2025
31AQI
31AQI
30th March 2025
38AQI
38AQI
31st March 2025
29AQI
29AQI
1st April 2025
23AQI
23AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
17AQI
17AQI
4th April 2025
19AQI
19AQI
5th April 2025
18AQI
18AQI
6th April 2025
15AQI
15AQI
7th April 2025
17AQI
17AQI
8th April 2025
19AQI
19AQI
9th April 2025
17AQI
17AQI
10th April 2025
21AQI
21AQI
11th April 2025
22AQI
22AQI
12th April 2025
21AQI
21AQI
13th April 2025
18AQI
18AQI
14th April 2025
22AQI
22AQI
15th April 2025
21AQI
21AQI
16th April 2025
19AQI
19AQI
17th April 2025
24AQI
24AQI
18th April 2025
27AQI
27AQI
19th April 2025
32AQI
32AQI
20th April 2025
25AQI
25AQI
21st April 2025
22AQI
22AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
16AQI
16AQI
24th April 2025
19AQI
19AQI
25th April 2025
18AQI
18AQI
26th April 2025
20AQI
20AQI
27th April 2025
20AQI
20AQI
28th April 2025
20AQI
20AQI
29th April 2025
16AQI
16AQI
30th April 2025
20AQI
20AQI
1st May 2025
20AQI
20AQI
2nd May 2025
18AQI
18AQI
3rd May 2025
17AQI
17AQI
4th May 2025
21AQI
21AQI
5th May 2025
17AQI
17AQI
6th May 2025
17AQI
17AQI
7th May 2025
14AQI
14AQI
8th May 2025
16AQI
16AQI
9th May 2025
16AQI
16AQI
10th May 2025
14AQI
14AQI
11th May 2025
16AQI
16AQI
12th May 2025
15AQI
15AQI
13th May 2025
20AQI
20AQI
14th May 2025
17AQI
17AQI
15th May 2025
19AQI
19AQI
16th May 2025
20AQI
20AQI
17th May 2025
18AQI
18AQI
18th May 2025
20AQI
20AQI
19th May 2025
21AQI
21AQI
20th May 2025
35AQI
35AQI
21st May 2025
28AQI
28AQI
22nd May 2025
26AQI
26AQI
23rd May 2025
22AQI
22AQI
24th May 2025
21AQI
21AQI
25th May 2025
17AQI
17AQI
26th May 2025
17AQI
17AQI
27th May 2025
16AQI
16AQI
28th May 2025
15AQI
15AQI
29th May 2025
17AQI
17AQI
30th May 2025
14AQI
14AQI
31st May 2025
13AQI
13AQI
1st June 2025
14AQI
14AQI
2nd June 2025
16AQI
16AQI
3rd June 2025
17AQI
17AQI
4th June 2025
16AQI
16AQI
5th June 2025
20AQI
20AQI
6th June 2025
21AQI
21AQI
7th June 2025
22AQI
22AQI
8th June 2025
24AQI
24AQI
9th June 2025
21AQI
21AQI
10th June 2025
22AQI
22AQI
11th June 2025
22AQI
22AQI
12th June 2025
24AQI
24AQI
13th June 2025
22AQI
22AQI
14th June 2025
20AQI
20AQI
15th June 2025
22AQI
22AQI
16th June 2025
22AQI
22AQI
17th June 2025
28AQI
28AQI
18th June 2025
27AQI
27AQI
19th June 2025
27AQI
27AQI
20th June 2025
23AQI
23AQI
21st June 2025
20AQI
20AQI
22nd June 2025
13AQI
13AQI
23rd June 2025
14AQI
14AQI
24th June 2025
14AQI
14AQI
25th June 2025
16AQI
16AQI
26th June 2025
16AQI
16AQI
27th June 2025
21AQI
21AQI
28th June 2025
17AQI
17AQI
29th June 2025
22AQI
22AQI
30th June 2025
37AQI
37AQI
1st July 2025
41AQI
41AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
41AQI
41AQI
4th July 2025
44AQI
44AQI
5th July 2025
52AQI
52AQI
6th July 2025
68AQI
68AQI
7th July 2025
81AQI
81AQI
8th July 2025
81AQI
81AQI
9th July 2025
76AQI
76AQI
10th July 2025
55AQI
55AQI
11th July 2025
48AQI
48AQI
12th July 2025
52AQI
52AQI
13th July 2025
52AQI
52AQI
14th July 2025
40AQI
40AQI
15th July 2025
39AQI
39AQI
16th July 2025
39AQI
39AQI
17th July 2025
44AQI
44AQI
18th July 2025
40AQI
40AQI
19th July 2025
35AQI
35AQI
20th July 2025
35AQI
35AQI
21st July 2025
36AQI
36AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
36AQI
36AQI
24th July 2025
40AQI
40AQI
25th July 2025
37AQI
37AQI
26th July 2025
35AQI
35AQI
27th July 2025
30AQI
30AQI
28th July 2025
38AQI
38AQI
29th July 2025
37AQI
37AQI
30th July 2025
32AQI
32AQI
31st July 2025
32AQI
32AQI
1st August 2025
33AQI
33AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
44AQI
44AQI
4th August 2025
61AQI
61AQI
5th August 2025
51AQI
51AQI
6th August 2025
52AQI
52AQI
7th August 2025
50AQI
50AQI
8th August 2025
51AQI
51AQI
9th August 2025
51AQI
51AQI
10th August 2025
44AQI
44AQI
28AQI
29AQI
32AQI
20AQI
19AQI
21AQI
45AQI
48AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202529AQI
31
28
29
2
30
31
30
23
8
5
5
207
15
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
May19AQI
202431AQI
20
1
8
1
29
1
29
2
29
1
26
5
31
29
1
31
30
31
294
11
Highest AQI recorded in
February38AQI
Lowest AQI recorded in
August25AQI
202334AQI
30
1
27
1
28
3
25
5
29
2
28
2
3
3
31
204
14
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
November20AQI
202233AQI
30
1
19
2
29
2
29
1
24
7
19
11
21
3
1
1
29
31
30
31
293
28
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
October25AQI
202127AQI
31
28
30
1
30
29
2
29
1
29
2
27
4
30
30
1
25
5
23
8
341
24
Highest AQI recorded in
December39AQI
Lowest AQI recorded in
January11AQI
202016AQI
13
21
18
30
31
30
1
19
31
30
31
254
1
Highest AQI recorded in
August26AQI
Lowest AQI recorded in
May11AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
34AQILeast Polluted Year Recorded
2020(Avg.)
16AQIHigashikojiya's annual 2025 AQI (29) shows an average percentage change of 8.9% (worsened AQI) compared to previous years: 2020 (16), 2021 (27), 2022 (33), 2023 (34), 2024 (31).
