Kuroisosaiwaicho, Nasushiobara, Tochigi, 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
Kuroisosaiwaicho, Nasushiobara, Tochigi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
53AQILowest AQI recorded on
30th Aug 2024
10AQISame Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 34 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Kuroisosaiwaicho, Nasushiobara, Tochigi, Japan
AQI
Day
Night
.
4 AM10th Aug 2025
6 PM
3 AM11th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4AM10th Aug
38AQI
Avg. Lowest Time
10AM10th Aug
24AQI
In the last 24 hours,
Kuroisosaiwaicho's AQI reached its highest point of 38 at 4 AM during the Night, while the lowest point, 24, was recorded at 10 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kuroisosaiwaicho, Nasushiobara, Tochigi, Japan
JulAug
12th - 13th13th - 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
Day
Night
12th Jul 2025584 AMAQI
12th Jul 2025565 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025349 AMAQI
12th Jul 20252010 AMAQI
12th Jul 20252611 AMAQI
12th Jul 20252812 PMAQI
12th Jul 2025361 PMAQI
12th Jul 2025362 PMAQI
12th Jul 2025373 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025375 PMAQI
12th Jul 2025406 PMAQI
12th Jul 2025437 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
19°C16/23°C
13th Jul 2025554 AMAQI
13th Jul 2025545 AMAQI
13th Jul 2025546 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20253210 AMAQI
13th Jul 20253211 AMAQI
13th Jul 20253212 PMAQI
13th Jul 2025471 PMAQI
13th Jul 2025462 PMAQI
13th Jul 2025503 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025496 PMAQI
13th Jul 2025517 PMAQI
13th Jul 2025528 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025533 AMAQI
22°C17/27°C
14th Jul 2025534 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252210 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20252012 PMAQI
14th Jul 2025261 PMAQI
14th Jul 2025262 PMAQI
14th Jul 2025253 PMAQI
14th Jul 2025244 PMAQI
14th Jul 2025265 PMAQI
14th Jul 2025296 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025318 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254812 AMAQI
15th Jul 2025501 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
22°C21/24°C
15th Jul 2025524 AMAQI
15th Jul 2025505 AMAQI
15th Jul 2025506 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025508 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20251710 AMAQI
15th Jul 20251611 AMAQI
15th Jul 20252112 PMAQI
15th Jul 2025281 PMAQI
15th Jul 2025282 PMAQI
15th Jul 2025273 PMAQI
15th Jul 2025284 PMAQI
15th Jul 2025275 PMAQI
15th Jul 2025266 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025288 PMAQI
15th Jul 2025469 PMAQI
15th Jul 20254510 PMAQI
15th Jul 20254411 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025513 AMAQI
23°C22/24°C
16th Jul 2025504 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025486 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025488 AMAQI
16th Jul 2025439 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20254312 PMAQI
16th Jul 2025401 PMAQI
16th Jul 2025392 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025344 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025306 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254210 PMAQI
16th Jul 20254211 PMAQI
17th Jul 20254112 AMAQI
17th Jul 2025441 AMAQI
17th Jul 2025462 AMAQI
17th Jul 2025473 AMAQI
23°C22/26°C
17th Jul 2025474 AMAQI
17th Jul 2025465 AMAQI
17th Jul 2025466 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025259 AMAQI
17th Jul 20251910 AMAQI
17th Jul 20252011 AMAQI
17th Jul 20251912 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025272 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025336 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025399 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025442 AMAQI
18th Jul 2025433 AMAQI
23°C21/27°C
18th Jul 2025444 AMAQI
18th Jul 2025405 AMAQI
18th Jul 2025406 AMAQI
18th Jul 2025407 AMAQI
18th Jul 2025418 AMAQI
18th Jul 2025239 AMAQI
18th Jul 20252410 AMAQI
18th Jul 20253111 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025361 PMAQI
18th Jul 2025342 PMAQI
18th Jul 2025323 PMAQI
18th Jul 2025364 PMAQI
18th Jul 2025365 PMAQI
18th Jul 2025296 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025388 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20253910 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253912 AMAQI
19th Jul 2025411 AMAQI
19th Jul 2025422 AMAQI
19th Jul 2025443 AMAQI
24°C20/29°C
19th Jul 2025424 AMAQI
19th Jul 2025415 AMAQI
19th Jul 2025416 AMAQI
19th Jul 2025407 AMAQI
19th Jul 2025418 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252810 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025333 PMAQI
19th Jul 2025324 PMAQI
19th Jul 2025335 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025357 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025389 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025391 AMAQI
20th Jul 2025402 AMAQI
20th Jul 2025413 AMAQI
24°C20/30°C
20th Jul 2025414 AMAQI
20th Jul 2025395 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025387 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20252710 AMAQI
20th Jul 20253111 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025502 PMAQI
20th Jul 2025403 PMAQI
20th Jul 2025344 PMAQI
20th Jul 2025435 PMAQI
20th Jul 2025446 PMAQI
20th Jul 2025367 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20253710 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
26°C21/31°C
21st Jul 2025404 AMAQI
21st Jul 2025395 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025349 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025421 PMAQI
21st Jul 2025412 PMAQI
21st Jul 2025453 PMAQI
21st Jul 2025514 PMAQI
21st Jul 2025415 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025369 PMAQI
21st Jul 20253510 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025351 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025393 AMAQI
26°C22/32°C
22nd Jul 2025394 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025439 AMAQI
22nd Jul 20255010 AMAQI
22nd Jul 20254911 AMAQI
22nd Jul 20255312 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025522 PMAQI
22nd Jul 2025563 PMAQI
22nd Jul 2025544 PMAQI
22nd Jul 2025555 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025328 PMAQI
22nd Jul 2025349 PMAQI
22nd Jul 20253310 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20254212 AMAQI
23rd Jul 2025421 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025393 AMAQI
27°C22/32°C
23rd Jul 2025404 AMAQI
23rd Jul 2025415 AMAQI
23rd Jul 2025426 AMAQI
23rd Jul 2025427 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025519 AMAQI
23rd Jul 20255210 AMAQI
23rd Jul 20255311 AMAQI
23rd Jul 20254912 PMAQI
23rd Jul 2025581 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025523 PMAQI
23rd Jul 2025424 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025436 PMAQI
23rd Jul 2025377 PMAQI
23rd Jul 2025278 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20254210 PMAQI
23rd Jul 20254211 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025371 AMAQI
24th Jul 2025422 AMAQI
24th Jul 2025423 AMAQI
27°C22/33°C
24th Jul 2025434 AMAQI
24th Jul 2025455 AMAQI
24th Jul 2025446 AMAQI
24th Jul 2025457 AMAQI
24th Jul 2025448 AMAQI
24th Jul 2025429 AMAQI
24th Jul 20254510 AMAQI
24th Jul 20255111 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025551 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025543 PMAQI
24th Jul 2025534 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025526 PMAQI
24th Jul 2025567 PMAQI
24th Jul 2025568 PMAQI
24th Jul 2025529 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255011 PMAQI
25th Jul 20255012 AMAQI
25th Jul 2025491 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025443 AMAQI
27°C22/33°C
25th Jul 2025444 AMAQI
25th Jul 2025465 AMAQI
25th Jul 2025466 AMAQI
25th Jul 2025457 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255611 AMAQI
25th Jul 20255812 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025602 PMAQI
25th Jul 2025583 PMAQI
25th Jul 2025554 PMAQI
25th Jul 2025355 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025388 PMAQI
25th Jul 2025399 PMAQI
25th Jul 20254210 PMAQI
25th Jul 20254611 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
25°C22/33°C
26th Jul 2025484 AMAQI
26th Jul 2025505 AMAQI
26th Jul 2025506 AMAQI
26th Jul 2025507 AMAQI
26th Jul 2025508 AMAQI
26th Jul 2025499 AMAQI
26th Jul 20255210 AMAQI
26th Jul 20255411 AMAQI
26th Jul 20255312 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025442 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025464 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025536 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025498 PMAQI
26th Jul 2025469 PMAQI
26th Jul 20254610 PMAQI
26th Jul 20254511 PMAQI
27th Jul 20254512 AMAQI
27th Jul 2025441 AMAQI
27th Jul 2025472 AMAQI
27th Jul 2025483 AMAQI
27°C22/33°C
27th Jul 2025484 AMAQI
27th Jul 2025495 AMAQI
27th Jul 2025486 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025498 AMAQI
27th Jul 2025509 AMAQI
27th Jul 20254810 AMAQI
27th Jul 20255311 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025511 PMAQI
27th Jul 2025482 PMAQI
27th Jul 2025423 PMAQI
27th Jul 2025514 PMAQI
27th Jul 2025525 PMAQI
27th Jul 2025456 PMAQI
27th Jul 2025417 PMAQI
27th Jul 2025338 PMAQI
27th Jul 2025429 PMAQI
27th Jul 20253810 PMAQI
27th Jul 20254011 PMAQI
28th Jul 20254212 AMAQI
28th Jul 2025451 AMAQI
28th Jul 2025492 AMAQI
28th Jul 2025493 AMAQI
27°C22/33°C
28th Jul 2025494 AMAQI
28th Jul 2025495 AMAQI
28th Jul 2025486 AMAQI
28th Jul 2025497 AMAQI
28th Jul 2025508 AMAQI
28th Jul 2025329 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20253411 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025271 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025344 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025426 PMAQI
28th Jul 2025507 PMAQI
28th Jul 2025468 PMAQI
28th Jul 2025429 PMAQI
28th Jul 20254610 PMAQI
28th Jul 20254711 PMAQI
29th Jul 20254812 AMAQI
29th Jul 2025491 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025483 AMAQI
27°C22/34°C
29th Jul 2025474 AMAQI
29th Jul 2025465 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025468 AMAQI
29th Jul 2025429 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20254212 PMAQI
29th Jul 2025451 PMAQI
29th Jul 2025452 PMAQI
29th Jul 2025393 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025427 PMAQI
29th Jul 2025408 PMAQI
29th Jul 2025429 PMAQI
29th Jul 20253410 PMAQI
29th Jul 20253311 PMAQI
30th Jul 20253412 AMAQI
30th Jul 2025381 AMAQI
30th Jul 2025492 AMAQI
30th Jul 2025483 AMAQI
27°C22/34°C
30th Jul 2025484 AMAQI
30th Jul 2025485 AMAQI
30th Jul 2025486 AMAQI
30th Jul 2025487 AMAQI
30th Jul 2025488 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252111 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025323 PMAQI
30th Jul 2025324 PMAQI
30th Jul 2025335 PMAQI
30th Jul 2025316 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025389 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253811 PMAQI
31st Jul 20253912 AMAQI
31st Jul 2025441 AMAQI
31st Jul 2025442 AMAQI
31st Jul 2025443 AMAQI
26°C21/33°C
31st Jul 2025424 AMAQI
31st Jul 2025425 AMAQI
31st Jul 2025426 AMAQI
31st Jul 2025427 AMAQI
31st Jul 2025428 AMAQI
31st Jul 2025429 AMAQI
31st Jul 20254210 AMAQI
31st Jul 20254311 AMAQI
31st Jul 20253712 PMAQI
31st Jul 2025361 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025303 PMAQI
31st Jul 2025224 PMAQI
31st Jul 2025265 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025297 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025519 PMAQI
31st Jul 20254110 PMAQI
31st Jul 20253511 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025381 AMAQI
1st Aug 2025402 AMAQI
1st Aug 2025443 AMAQI
24°C20/32°C
1st Aug 2025424 AMAQI
1st Aug 2025415 AMAQI
1st Aug 2025416 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025418 AMAQI
1st Aug 2025429 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20253911 AMAQI
1st Aug 20254412 PMAQI
1st Aug 2025481 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025445 PMAQI
1st Aug 2025446 PMAQI
1st Aug 2025387 PMAQI
1st Aug 2025368 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20253410 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253212 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025413 AMAQI
23°C19/26°C
2nd Aug 2025424 AMAQI
2nd Aug 2025435 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025427 AMAQI
2nd Aug 2025438 AMAQI
2nd Aug 2025379 AMAQI
2nd Aug 20253210 AMAQI
2nd Aug 20253111 AMAQI
2nd Aug 20252412 PMAQI
2nd Aug 2025351 PMAQI
2nd Aug 2025382 PMAQI
2nd Aug 2025483 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025466 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025388 PMAQI
2nd Aug 2025409 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20253012 AMAQI
3rd Aug 2025371 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025393 AMAQI
27°C23/33°C
3rd Aug 2025424 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025419 AMAQI
3rd Aug 20254410 AMAQI
3rd Aug 20254111 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025531 PMAQI
3rd Aug 2025532 PMAQI
3rd Aug 2025413 PMAQI
3rd Aug 2025524 PMAQI
3rd Aug 2025535 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025558 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254210 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20253612 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025413 AMAQI
27°C22/34°C
4th Aug 2025434 AMAQI
4th Aug 2025445 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025469 AMAQI
4th Aug 20255610 AMAQI
4th Aug 20256111 AMAQI
4th Aug 20256212 PMAQI
4th Aug 2025611 PMAQI
4th Aug 2025622 PMAQI
4th Aug 2025613 PMAQI
4th Aug 2025704 PMAQI
4th Aug 2025625 PMAQI
4th Aug 2025696 PMAQI
4th Aug 2025647 PMAQI
4th Aug 2025638 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI
27°C21/33°C
5th Aug 2025474 AMAQI
5th Aug 2025495 AMAQI
5th Aug 2025456 AMAQI
5th Aug 2025467 AMAQI
5th Aug 2025488 AMAQI
5th Aug 2025469 AMAQI
5th Aug 20255810 AMAQI
5th Aug 20255411 AMAQI
5th Aug 20256512 PMAQI
5th Aug 2025501 PMAQI
5th Aug 2025472 PMAQI
5th Aug 2025533 PMAQI
5th Aug 2025594 PMAQI
5th Aug 2025575 PMAQI
5th Aug 2025596 PMAQI
5th Aug 2025507 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20253811 PMAQI
6th Aug 20254112 AMAQI
6th Aug 2025451 AMAQI
6th Aug 2025462 AMAQI
6th Aug 2025483 AMAQI
27°C23/33°C
6th Aug 2025514 AMAQI
6th Aug 2025505 AMAQI
6th Aug 2025496 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025498 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20253010 AMAQI
6th Aug 20252811 AMAQI
6th Aug 20254012 PMAQI
6th Aug 2025341 PMAQI
6th Aug 2025412 PMAQI
6th Aug 2025393 PMAQI
6th Aug 2025354 PMAQI
6th Aug 2025445 PMAQI
6th Aug 2025326 PMAQI
6th Aug 2025437 PMAQI
6th Aug 2025458 PMAQI
6th Aug 2025459 PMAQI
6th Aug 20254610 PMAQI
6th Aug 20254511 PMAQI
7th Aug 20254412 AMAQI
7th Aug 2025461 AMAQI
7th Aug 2025462 AMAQI
7th Aug 2025473 AMAQI
25°C22/29°C
7th Aug 2025454 AMAQI
7th Aug 2025445 AMAQI
7th Aug 2025446 AMAQI
7th Aug 2025427 AMAQI
7th Aug 2025438 AMAQI
7th Aug 2025329 AMAQI
7th Aug 20253210 AMAQI
7th Aug 20253011 AMAQI
7th Aug 20252412 PMAQI
7th Aug 2025231 PMAQI
7th Aug 2025242 PMAQI
7th Aug 2025213 PMAQI
7th Aug 2025234 PMAQI
7th Aug 2025225 PMAQI
7th Aug 2025216 PMAQI
7th Aug 2025267 PMAQI
7th Aug 2025358 PMAQI
7th Aug 2025389 PMAQI
7th Aug 20253610 PMAQI
7th Aug 20253511 PMAQI
8th Aug 20253612 AMAQI
8th Aug 2025371 AMAQI
8th Aug 2025462 AMAQI
8th Aug 2025463 AMAQI
24°C20/28°C
8th Aug 2025454 AMAQI
8th Aug 2025405 AMAQI
8th Aug 2025416 AMAQI
8th Aug 2025407 AMAQI
8th Aug 2025408 AMAQI
8th Aug 2025249 AMAQI
8th Aug 20252210 AMAQI
8th Aug 20252311 AMAQI
8th Aug 20252212 PMAQI
8th Aug 2025241 PMAQI
8th Aug 2025222 PMAQI
8th Aug 2025203 PMAQI
8th Aug 2025204 PMAQI
8th Aug 2025215 PMAQI
8th Aug 2025256 PMAQI
8th Aug 2025227 PMAQI
8th Aug 2025268 PMAQI
8th Aug 2025379 PMAQI
8th Aug 20253410 PMAQI
8th Aug 20253211 PMAQI
9th Aug 20253512 AMAQI
9th Aug 2025351 AMAQI
9th Aug 2025402 AMAQI
9th Aug 2025413 AMAQI
22°C18/30°C
9th Aug 2025404 AMAQI
9th Aug 2025375 AMAQI
9th Aug 2025386 AMAQI
9th Aug 2025377 AMAQI
9th Aug 2025378 AMAQI
9th Aug 2025279 AMAQI
9th Aug 20252210 AMAQI
9th Aug 20252211 AMAQI
9th Aug 20252212 PMAQI
9th Aug 2025241 PMAQI
9th Aug 2025322 PMAQI
9th Aug 2025333 PMAQI
9th Aug 2025304 PMAQI
9th Aug 2025255 PMAQI
9th Aug 2025286 PMAQI
9th Aug 2025287 PMAQI
9th Aug 2025328 PMAQI
9th Aug 2025359 PMAQI
9th Aug 20253310 PMAQI
9th Aug 20253411 PMAQI
10th Aug 20253312 AMAQI
10th Aug 2025361 AMAQI
10th Aug 2025392 AMAQI
10th Aug 2025403 AMAQI
23°C17/29°C
10th Aug 2025384 AMAQI
10th Aug 2025375 AMAQI
10th Aug 2025366 AMAQI
10th Aug 2025367 AMAQI
10th Aug 2025368 AMAQI
10th Aug 2025329 AMAQI
10th Aug 20252410 AMAQI
10th Aug 20252711 AMAQI
10th Aug 20253212 PMAQI
10th Aug 2025351 PMAQI
10th Aug 2025362 PMAQI
10th Aug 2025343 PMAQI
10th Aug 2025374 PMAQI
10th Aug 2025365 PMAQI
10th Aug 2025376 PMAQI
10th Aug 2025367 PMAQI
10th Aug 2025318 PMAQI
10th Aug 2025349 PMAQI
10th Aug 20253410 PMAQI
10th Aug 20253411 PMAQI
11th Aug 20253412 AMAQI
11th Aug 2025351 AMAQI
11th Aug 2025362 AMAQI
11th Aug 2025383 AMAQI
--°C/°C
11th Aug 2025374 AMAQI
4 AM11th Aug 2025375 AMAQI
11th Aug 2025376 AMAQI
11th Aug 2025367 AMAQI
11th Aug 2025368 AMAQI
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
10 AM
35AQI
1 hours / Day
30 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 10 AM to 10 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 3 AM
43AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM
39AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 43), while the lowest AQI was between 7 PM to 8 PM (Avg. 39).
2025 Days Vs Air Quality
Kuroisosaiwaicho, Nasushiobara, Tochigi, Japan
2025
91%
201
9%
21
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Good
201 DaysModerate
21 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 222 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
Kuroisosaiwaicho, Nasushiobara, Tochigi, 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
29AQI
29AQI
2nd January 2025
29AQI
29AQI
3rd January 2025
28AQI
28AQI
4th January 2025
28AQI
28AQI
5th January 2025
28AQI
28AQI
6th January 2025
40AQI
40AQI
7th January 2025
28AQI
28AQI
8th January 2025
32AQI
32AQI
9th January 2025
27AQI
27AQI
10th January 2025
27AQI
27AQI
11th January 2025
27AQI
27AQI
12th January 2025
29AQI
29AQI
13th January 2025
30AQI
30AQI
14th January 2025
29AQI
29AQI
15th January 2025
28AQI
28AQI
16th January 2025
27AQI
27AQI
17th January 2025
27AQI
27AQI
18th January 2025
28AQI
28AQI
19th January 2025
40AQI
40AQI
20th January 2025
37AQI
37AQI
21st January 2025
38AQI
38AQI
22nd January 2025
36AQI
36AQI
23rd January 2025
39AQI
39AQI
24th January 2025
35AQI
35AQI
25th January 2025
34AQI
34AQI
26th January 2025
32AQI
32AQI
27th January 2025
30AQI
30AQI
28th January 2025
32AQI
32AQI
29th January 2025
29AQI
29AQI
30th January 2025
29AQI
29AQI
31st January 2025
30AQI
30AQI
1st February 2025
31AQI
31AQI
2nd February 2025
33AQI
33AQI
3rd February 2025
31AQI
31AQI
4th February 2025
33AQI
33AQI
5th February 2025
31AQI
31AQI
6th February 2025
30AQI
30AQI
7th February 2025
29AQI
29AQI
8th February 2025
30AQI
30AQI
9th February 2025
30AQI
30AQI
10th February 2025
31AQI
31AQI
11th February 2025
33AQI
33AQI
12th February 2025
32AQI
32AQI
13th February 2025
33AQI
33AQI
14th February 2025
31AQI
31AQI
15th February 2025
31AQI
31AQI
16th February 2025
35AQI
35AQI
17th February 2025
35AQI
35AQI
18th February 2025
32AQI
32AQI
19th February 2025
32AQI
32AQI
20th February 2025
32AQI
32AQI
21st February 2025
32AQI
32AQI
22nd February 2025
33AQI
33AQI
23rd February 2025
33AQI
33AQI
24th February 2025
34AQI
34AQI
25th February 2025
36AQI
36AQI
26th February 2025
37AQI
37AQI
27th February 2025
40AQI
40AQI
28th February 2025
42AQI
42AQI
1st March 2025
47AQI
47AQI
2nd March 2025
49AQI
49AQI
3rd March 2025
40AQI
40AQI
4th March 2025
38AQI
38AQI
5th March 2025
30AQI
30AQI
6th March 2025
34AQI
34AQI
7th March 2025
35AQI
35AQI
8th March 2025
35AQI
35AQI
9th March 2025
35AQI
35AQI
10th March 2025
39AQI
39AQI
11th March 2025
42AQI
42AQI
12th March 2025
40AQI
40AQI
13th March 2025
45AQI
45AQI
14th March 2025
30AQI
30AQI
15th March 2025
33AQI
33AQI
16th March 2025
21AQI
21AQI
17th March 2025
21AQI
21AQI
18th March 2025
22AQI
22AQI
19th March 2025
19AQI
19AQI
20th March 2025
23AQI
23AQI
21st March 2025
35AQI
35AQI
22nd March 2025
44AQI
44AQI
23rd March 2025
52AQI
52AQI
24th March 2025
48AQI
48AQI
25th March 2025
62AQI
62AQI
26th March 2025
63AQI
63AQI
27th March 2025
66AQI
66AQI
28th March 2025
48AQI
48AQI
29th March 2025
36AQI
36AQI
30th March 2025
33AQI
33AQI
31st March 2025
29AQI
29AQI
1st April 2025
25AQI
25AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
19AQI
19AQI
4th April 2025
20AQI
20AQI
5th April 2025
27AQI
27AQI
6th April 2025
22AQI
22AQI
7th April 2025
28AQI
28AQI
8th April 2025
35AQI
35AQI
9th April 2025
25AQI
25AQI
10th April 2025
40AQI
40AQI
11th April 2025
33AQI
33AQI
12th April 2025
36AQI
36AQI
13th April 2025
25AQI
25AQI
14th April 2025
24AQI
24AQI
15th April 2025
24AQI
24AQI
16th April 2025
21AQI
21AQI
17th April 2025
37AQI
37AQI
18th April 2025
48AQI
48AQI
19th April 2025
58AQI
58AQI
20th April 2025
63AQI
63AQI
21st April 2025
42AQI
42AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
29AQI
29AQI
24th April 2025
31AQI
31AQI
25th April 2025
34AQI
34AQI
26th April 2025
44AQI
44AQI
27th April 2025
43AQI
43AQI
28th April 2025
45AQI
45AQI
29th April 2025
31AQI
31AQI
30th April 2025
31AQI
31AQI
1st May 2025
37AQI
37AQI
2nd May 2025
25AQI
25AQI
3rd May 2025
30AQI
30AQI
4th May 2025
27AQI
27AQI
5th May 2025
30AQI
30AQI
6th May 2025
24AQI
24AQI
7th May 2025
23AQI
23AQI
8th May 2025
27AQI
27AQI
9th May 2025
31AQI
31AQI
10th May 2025
22AQI
22AQI
11th May 2025
22AQI
22AQI
12th May 2025
23AQI
23AQI
13th May 2025
32AQI
32AQI
14th May 2025
38AQI
38AQI
15th May 2025
43AQI
43AQI
16th May 2025
48AQI
48AQI
17th May 2025
30AQI
30AQI
18th May 2025
36AQI
36AQI
19th May 2025
39AQI
39AQI
20th May 2025
52AQI
52AQI
21st May 2025
63AQI
63AQI
22nd May 2025
51AQI
51AQI
23rd May 2025
45AQI
45AQI
24th May 2025
40AQI
40AQI
25th May 2025
29AQI
29AQI
26th May 2025
31AQI
31AQI
27th May 2025
29AQI
29AQI
28th May 2025
27AQI
27AQI
29th May 2025
31AQI
31AQI
30th May 2025
26AQI
26AQI
31st May 2025
20AQI
20AQI
1st June 2025
20AQI
20AQI
2nd June 2025
32AQI
32AQI
3rd June 2025
31AQI
31AQI
4th June 2025
30AQI
30AQI
5th June 2025
33AQI
33AQI
6th June 2025
44AQI
44AQI
7th June 2025
49AQI
49AQI
8th June 2025
59AQI
59AQI
9th June 2025
53AQI
53AQI
10th June 2025
43AQI
43AQI
11th June 2025
34AQI
34AQI
12th June 2025
35AQI
35AQI
13th June 2025
38AQI
38AQI
14th June 2025
37AQI
37AQI
15th June 2025
26AQI
26AQI
16th June 2025
30AQI
30AQI
17th June 2025
34AQI
34AQI
18th June 2025
38AQI
38AQI
19th June 2025
42AQI
42AQI
20th June 2025
44AQI
44AQI
21st June 2025
44AQI
44AQI
22nd June 2025
46AQI
46AQI
23rd June 2025
43AQI
43AQI
24th June 2025
42AQI
42AQI
25th June 2025
39AQI
39AQI
26th June 2025
37AQI
37AQI
27th June 2025
40AQI
40AQI
28th June 2025
39AQI
39AQI
29th June 2025
42AQI
42AQI
30th June 2025
47AQI
47AQI
1st July 2025
50AQI
50AQI
2nd July 2025
52AQI
52AQI
3rd July 2025
53AQI
53AQI
4th July 2025
53AQI
53AQI
5th July 2025
54AQI
54AQI
6th July 2025
55AQI
55AQI
7th July 2025
61AQI
61AQI
8th July 2025
67AQI
67AQI
9th July 2025
69AQI
69AQI
10th July 2025
58AQI
58AQI
11th July 2025
48AQI
48AQI
12th July 2025
47AQI
47AQI
13th July 2025
50AQI
50AQI
14th July 2025
41AQI
41AQI
15th July 2025
40AQI
40AQI
16th July 2025
43AQI
43AQI
17th July 2025
37AQI
37AQI
18th July 2025
37AQI
37AQI
19th July 2025
37AQI
37AQI
20th July 2025
38AQI
38AQI
21st July 2025
37AQI
37AQI
22nd July 2025
43AQI
43AQI
23rd July 2025
43AQI
43AQI
24th July 2025
48AQI
48AQI
25th July 2025
47AQI
47AQI
26th July 2025
49AQI
49AQI
27th July 2025
46AQI
46AQI
28th July 2025
42AQI
42AQI
29th July 2025
44AQI
44AQI
30th July 2025
37AQI
37AQI
31st July 2025
38AQI
38AQI
1st August 2025
39AQI
39AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
44AQI
44AQI
4th August 2025
53AQI
53AQI
5th August 2025
49AQI
49AQI
6th August 2025
43AQI
43AQI
7th August 2025
35AQI
35AQI
8th August 2025
32AQI
32AQI
9th August 2025
32AQI
32AQI
10th August 2025
34AQI
34AQI
31AQI
33AQI
39AQI
34AQI
33AQI
39AQI
47AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
31
28
27
4
28
2
28
3
28
2
22
9
9
1
201
21
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
January31AQI
202432AQI
31
29
29
2
24
6
30
1
27
3
29
2
31
30
31
30
31
352
14
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
August26AQI
202332AQI
12
1
28
3
27
3
29
2
31
30
31
27
2
31
246
11
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
August25AQI
202235AQI
28
2
19
2
27
4
22
8
26
5
25
5
22
3
1
28
30
1
12
240
30
Highest AQI recorded in
April43AQI
Lowest AQI recorded in
September26AQI
202129AQI
30
1
24
4
28
1
20
1
29
2
26
4
28
3
31
30
31
29
1
31
337
17
Highest AQI recorded in
June38AQI
Lowest AQI recorded in
January24AQI
202025AQI
13
21
18
25
5
31
21
10
19
29
2
26
4
31
234
21
Highest AQI recorded in
August42AQI
Lowest AQI recorded in
September17AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2020(Avg.)
25AQIKuroisosaiwaicho's annual 2025 AQI (37) shows an average percentage change of 21.1% (worsened AQI) compared to previous years: 2020 (25), 2021 (29), 2022 (35), 2023 (32), 2024 (32).
