Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Kamitakeshi, Nagano, 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

Kamitakeshi, Nagano, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
20th Aug 2023
65AQI
Lowest AQI recorded on
2nd Aug 2022
10AQI

Same Day Analysis (19th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 43 of Good air quality, showing improvement over 2023 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 19th Aug - 20th Aug 2025

Kamitakeshi, Nagano, Japan

AQI
Day
Night
.

4 AM19th Aug 2025

6 PM

3 AM20th Aug 2025

Day time
Avg. Highest Time
2PM19th Aug

50AQI

Avg. Lowest Time
8AM19th Aug

41AQI

Night time
Avg. Highest Time
8PM19th Aug

53AQI

Avg. Lowest Time
3AM20th Aug

42AQI

In the last 24 hours,

Kamitakeshi's AQI reached its highest point of 53 at 8 PM during the Night, while the lowest point, 41, was recorded at 8 AM during the Day between 19th Aug and 20th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Kamitakeshi, Nagano, Japan

JulAug
21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th
Day
Night
21st Jul 2025414 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20252911 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025302 PMAQI
21st Jul 2025273 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025359 PMAQI
21st Jul 20253610 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253512 AMAQI
22nd Jul 2025361 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025393 AMAQI

24°C17/34°C

22nd Jul 2025384 AMAQI
22nd Jul 2025365 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025377 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20253010 AMAQI
22nd Jul 20252911 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025291 PMAQI
22nd Jul 2025312 PMAQI
22nd Jul 2025313 PMAQI
22nd Jul 2025324 PMAQI
22nd Jul 2025305 PMAQI
22nd Jul 2025316 PMAQI
22nd Jul 2025277 PMAQI
22nd Jul 2025268 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20253110 PMAQI
22nd Jul 20253011 PMAQI
23rd Jul 20253112 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025373 AMAQI

23°C17/33°C

23rd Jul 2025374 AMAQI
23rd Jul 2025345 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025357 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025279 AMAQI
23rd Jul 20252710 AMAQI
23rd Jul 20252511 AMAQI
23rd Jul 20252812 PMAQI
23rd Jul 2025301 PMAQI
23rd Jul 2025302 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025334 PMAQI
23rd Jul 2025315 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025268 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252912 AMAQI
24th Jul 2025321 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025343 AMAQI

23°C16/32°C

24th Jul 2025344 AMAQI
24th Jul 2025345 AMAQI
24th Jul 2025346 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025259 AMAQI
24th Jul 20253010 AMAQI
24th Jul 20253311 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025311 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025303 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025236 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025258 PMAQI
24th Jul 2025279 PMAQI
24th Jul 20252710 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252812 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025323 AMAQI

24°C16/33°C

25th Jul 2025324 AMAQI
25th Jul 2025335 AMAQI
25th Jul 2025326 AMAQI
25th Jul 2025327 AMAQI
25th Jul 2025328 AMAQI
25th Jul 2025289 AMAQI
25th Jul 20252910 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20252912 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025262 PMAQI
25th Jul 2025243 PMAQI
25th Jul 2025244 PMAQI
25th Jul 2025245 PMAQI
25th Jul 2025246 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025268 PMAQI
25th Jul 2025289 PMAQI
25th Jul 20252810 PMAQI
25th Jul 20252611 PMAQI
26th Jul 20252612 AMAQI
26th Jul 2025281 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025323 AMAQI

24°C17/33°C

26th Jul 2025324 AMAQI
26th Jul 2025315 AMAQI
26th Jul 2025316 AMAQI
26th Jul 2025317 AMAQI
26th Jul 2025318 AMAQI
26th Jul 2025229 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252611 AMAQI
26th Jul 20252512 PMAQI
26th Jul 2025231 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025283 PMAQI
26th Jul 2025304 PMAQI
26th Jul 2025285 PMAQI
26th Jul 2025256 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252610 PMAQI
26th Jul 20252611 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025303 AMAQI

24°C16/33°C

27th Jul 2025314 AMAQI
27th Jul 2025305 AMAQI
27th Jul 2025306 AMAQI
27th Jul 2025297 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252311 AMAQI
27th Jul 20252212 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025283 PMAQI
27th Jul 2025284 PMAQI
27th Jul 2025255 PMAQI
27th Jul 2025276 PMAQI
27th Jul 2025267 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252710 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252712 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025293 AMAQI

25°C20/32°C

28th Jul 2025294 AMAQI
28th Jul 2025285 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20252511 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025323 PMAQI
28th Jul 2025394 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025326 PMAQI
28th Jul 2025287 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20253110 PMAQI
28th Jul 20252911 PMAQI
29th Jul 20252712 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025292 AMAQI
29th Jul 2025283 AMAQI

26°C21/33°C

29th Jul 2025284 AMAQI
29th Jul 2025285 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025259 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253411 AMAQI
29th Jul 20253412 PMAQI
29th Jul 2025341 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025393 PMAQI
29th Jul 2025474 PMAQI
29th Jul 2025515 PMAQI
29th Jul 2025436 PMAQI
29th Jul 2025377 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025329 PMAQI
29th Jul 20252910 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025271 AMAQI
30th Jul 2025292 AMAQI
30th Jul 2025293 AMAQI

26°C20/34°C

30th Jul 2025294 AMAQI
30th Jul 2025295 AMAQI
30th Jul 2025306 AMAQI
30th Jul 2025307 AMAQI
30th Jul 2025298 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20253510 AMAQI
30th Jul 20254111 AMAQI
30th Jul 20253712 PMAQI
30th Jul 2025361 PMAQI
30th Jul 2025422 PMAQI
30th Jul 2025463 PMAQI
30th Jul 2025454 PMAQI
30th Jul 2025405 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025347 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025299 PMAQI
30th Jul 20252810 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025281 AMAQI
31st Jul 2025292 AMAQI
31st Jul 2025283 AMAQI

26°C20/33°C

31st Jul 2025294 AMAQI
31st Jul 2025295 AMAQI
31st Jul 2025296 AMAQI
31st Jul 2025297 AMAQI
31st Jul 2025298 AMAQI
31st Jul 2025299 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20254012 PMAQI
31st Jul 2025431 PMAQI
31st Jul 2025472 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025564 PMAQI
31st Jul 2025555 PMAQI
31st Jul 2025546 PMAQI
31st Jul 2025527 PMAQI
31st Jul 2025468 PMAQI
31st Jul 2025509 PMAQI
31st Jul 20253910 PMAQI
31st Jul 20253711 PMAQI
1st Aug 20254112 AMAQI
1st Aug 2025431 AMAQI
1st Aug 2025362 AMAQI
1st Aug 2025403 AMAQI

25°C19/33°C

1st Aug 2025374 AMAQI
1st Aug 2025375 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025388 AMAQI
1st Aug 2025489 AMAQI
1st Aug 20255010 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20254312 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025343 PMAQI
1st Aug 2025484 PMAQI
1st Aug 2025445 PMAQI
1st Aug 2025536 PMAQI
1st Aug 2025467 PMAQI
1st Aug 2025428 PMAQI
1st Aug 2025459 PMAQI
1st Aug 20254110 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253612 AMAQI
2nd Aug 2025381 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025403 AMAQI

24°C18/31°C

2nd Aug 2025424 AMAQI
2nd Aug 2025415 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025418 AMAQI
2nd Aug 2025469 AMAQI
2nd Aug 20253810 AMAQI
2nd Aug 20254811 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025551 PMAQI
2nd Aug 2025502 PMAQI
2nd Aug 2025553 PMAQI
2nd Aug 2025484 PMAQI
2nd Aug 2025485 PMAQI
2nd Aug 2025516 PMAQI
2nd Aug 2025487 PMAQI
2nd Aug 2025438 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20254410 PMAQI
2nd Aug 20254411 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025403 AMAQI

24°C19/33°C

3rd Aug 2025414 AMAQI
3rd Aug 2025425 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025397 AMAQI
3rd Aug 2025418 AMAQI
3rd Aug 2025439 AMAQI
3rd Aug 20255110 AMAQI
3rd Aug 20254211 AMAQI
3rd Aug 20255512 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025564 PMAQI
3rd Aug 2025565 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025558 PMAQI
3rd Aug 2025479 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254611 PMAQI
4th Aug 20254212 AMAQI
4th Aug 2025411 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025413 AMAQI

25°C18/34°C

4th Aug 2025454 AMAQI
4th Aug 2025465 AMAQI
4th Aug 2025466 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025468 AMAQI
4th Aug 2025549 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20256411 AMAQI
4th Aug 20256412 PMAQI
4th Aug 2025671 PMAQI
4th Aug 2025722 PMAQI
4th Aug 2025643 PMAQI
4th Aug 2025804 PMAQI
4th Aug 2025705 PMAQI
4th Aug 2025686 PMAQI
4th Aug 2025647 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255712 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025462 AMAQI
5th Aug 2025443 AMAQI

26°C19/35°C

5th Aug 2025524 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025546 AMAQI
5th Aug 2025547 AMAQI
5th Aug 2025538 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20256310 AMAQI
5th Aug 20255611 AMAQI
5th Aug 20256012 PMAQI
5th Aug 2025551 PMAQI
5th Aug 2025492 PMAQI
5th Aug 2025513 PMAQI
5th Aug 2025514 PMAQI
5th Aug 2025495 PMAQI
5th Aug 2025506 PMAQI
5th Aug 2025527 PMAQI
5th Aug 2025528 PMAQI
5th Aug 2025569 PMAQI
5th Aug 20255310 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254712 AMAQI
6th Aug 2025521 AMAQI
6th Aug 2025512 AMAQI
6th Aug 2025503 AMAQI

25°C18/35°C

6th Aug 2025534 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025399 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253811 AMAQI
6th Aug 20255412 PMAQI
6th Aug 2025451 PMAQI
6th Aug 2025442 PMAQI
6th Aug 2025513 PMAQI
6th Aug 2025414 PMAQI
6th Aug 2025445 PMAQI
6th Aug 2025416 PMAQI
6th Aug 2025527 PMAQI
6th Aug 2025558 PMAQI
6th Aug 2025589 PMAQI
6th Aug 20255410 PMAQI
6th Aug 20255211 PMAQI
7th Aug 20255012 AMAQI
7th Aug 2025501 AMAQI
7th Aug 2025482 AMAQI
7th Aug 2025483 AMAQI

24°C18/31°C

7th Aug 2025494 AMAQI
7th Aug 2025485 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025477 AMAQI
7th Aug 2025478 AMAQI
7th Aug 2025389 AMAQI
7th Aug 20254610 AMAQI
7th Aug 20254211 AMAQI
7th Aug 20253412 PMAQI
7th Aug 2025291 PMAQI
7th Aug 2025302 PMAQI
7th Aug 2025363 PMAQI
7th Aug 2025394 PMAQI
7th Aug 2025425 PMAQI
7th Aug 2025406 PMAQI
7th Aug 2025387 PMAQI
7th Aug 2025428 PMAQI
7th Aug 2025469 PMAQI
7th Aug 20254210 PMAQI
7th Aug 20254211 PMAQI
8th Aug 20254212 AMAQI
8th Aug 2025461 AMAQI
8th Aug 2025482 AMAQI
8th Aug 2025483 AMAQI

21°C16/29°C

8th Aug 2025474 AMAQI
8th Aug 2025455 AMAQI
8th Aug 2025466 AMAQI
8th Aug 2025457 AMAQI
8th Aug 2025468 AMAQI
8th Aug 2025359 AMAQI
8th Aug 20253210 AMAQI
8th Aug 20253511 AMAQI
8th Aug 20253912 PMAQI
8th Aug 2025381 PMAQI
8th Aug 2025392 PMAQI
8th Aug 2025463 PMAQI
8th Aug 2025454 PMAQI
8th Aug 2025475 PMAQI
8th Aug 2025506 PMAQI
8th Aug 2025457 PMAQI
8th Aug 2025438 PMAQI
8th Aug 2025439 PMAQI
8th Aug 20254110 PMAQI
8th Aug 20254111 PMAQI
9th Aug 20253812 AMAQI
9th Aug 2025421 AMAQI
9th Aug 2025462 AMAQI
9th Aug 2025463 AMAQI

20°C14/29°C

9th Aug 2025444 AMAQI
9th Aug 2025445 AMAQI
9th Aug 2025446 AMAQI
9th Aug 2025447 AMAQI
9th Aug 2025448 AMAQI
9th Aug 2025289 AMAQI
9th Aug 20252910 AMAQI
9th Aug 20253411 AMAQI
9th Aug 20254212 PMAQI
9th Aug 2025481 PMAQI
9th Aug 2025482 PMAQI
9th Aug 2025463 PMAQI
9th Aug 2025504 PMAQI
9th Aug 2025545 PMAQI
9th Aug 2025526 PMAQI
9th Aug 2025517 PMAQI
9th Aug 2025488 PMAQI
9th Aug 2025439 PMAQI
9th Aug 20254110 PMAQI
9th Aug 20253811 PMAQI
10th Aug 20253812 AMAQI
10th Aug 2025401 AMAQI
10th Aug 2025442 AMAQI
10th Aug 2025433 AMAQI

21°C13/31°C

10th Aug 2025424 AMAQI
10th Aug 2025425 AMAQI
10th Aug 2025426 AMAQI
10th Aug 2025427 AMAQI
10th Aug 2025428 AMAQI
10th Aug 2025379 AMAQI
10th Aug 20253210 AMAQI
10th Aug 20253711 AMAQI
10th Aug 20254112 PMAQI
10th Aug 2025421 PMAQI
10th Aug 2025412 PMAQI
10th Aug 2025393 PMAQI
10th Aug 2025484 PMAQI
10th Aug 2025445 PMAQI
10th Aug 2025406 PMAQI
10th Aug 2025377 PMAQI
10th Aug 2025378 PMAQI
10th Aug 2025369 PMAQI
10th Aug 20253410 PMAQI
10th Aug 20253311 PMAQI
11th Aug 20253312 AMAQI
11th Aug 2025381 AMAQI
11th Aug 2025402 AMAQI
11th Aug 2025423 AMAQI

19°C15/22°C

11th Aug 2025424 AMAQI
11th Aug 2025425 AMAQI
11th Aug 2025416 AMAQI
11th Aug 2025427 AMAQI
11th Aug 2025418 AMAQI
11th Aug 2025269 AMAQI
11th Aug 20252410 AMAQI
11th Aug 20252611 AMAQI
11th Aug 20252612 PMAQI
11th Aug 2025301 PMAQI
11th Aug 2025302 PMAQI
11th Aug 2025343 PMAQI
11th Aug 2025364 PMAQI
11th Aug 2025445 PMAQI
11th Aug 2025336 PMAQI
11th Aug 2025377 PMAQI
11th Aug 2025348 PMAQI
11th Aug 2025389 PMAQI
11th Aug 20253310 PMAQI
11th Aug 20253611 PMAQI
12th Aug 20253812 AMAQI
12th Aug 2025421 AMAQI
12th Aug 2025442 AMAQI
12th Aug 2025433 AMAQI

20°C16/26°C

12th Aug 2025404 AMAQI
12th Aug 2025385 AMAQI
12th Aug 2025386 AMAQI
12th Aug 2025397 AMAQI
12th Aug 2025398 AMAQI
12th Aug 2025329 AMAQI
12th Aug 20253010 AMAQI
12th Aug 20253311 AMAQI
12th Aug 20253012 PMAQI
12th Aug 2025261 PMAQI
12th Aug 2025262 PMAQI
12th Aug 2025263 PMAQI
12th Aug 2025294 PMAQI
12th Aug 2025335 PMAQI
12th Aug 2025326 PMAQI
12th Aug 2025367 PMAQI
12th Aug 2025368 PMAQI
12th Aug 2025389 PMAQI
12th Aug 20253210 PMAQI
12th Aug 20253411 PMAQI
13th Aug 20253612 AMAQI
13th Aug 2025381 AMAQI
13th Aug 2025402 AMAQI
13th Aug 2025383 AMAQI

19°C15/23°C

13th Aug 2025364 AMAQI
13th Aug 2025365 AMAQI
13th Aug 2025376 AMAQI
13th Aug 2025367 AMAQI
13th Aug 2025368 AMAQI
13th Aug 2025249 AMAQI
13th Aug 20252410 AMAQI
13th Aug 20252411 AMAQI
13th Aug 20252912 PMAQI
13th Aug 2025261 PMAQI
13th Aug 2025342 PMAQI
13th Aug 2025343 PMAQI
13th Aug 2025434 PMAQI
13th Aug 2025495 PMAQI
13th Aug 2025526 PMAQI
13th Aug 2025497 PMAQI
13th Aug 2025348 PMAQI
13th Aug 2025419 PMAQI
13th Aug 20254910 PMAQI
13th Aug 20253711 PMAQI
14th Aug 20253212 AMAQI
14th Aug 2025361 AMAQI
14th Aug 2025372 AMAQI
14th Aug 2025383 AMAQI

21°C16/28°C

14th Aug 2025354 AMAQI
14th Aug 2025355 AMAQI
14th Aug 2025366 AMAQI
14th Aug 2025347 AMAQI
14th Aug 2025368 AMAQI
14th Aug 2025509 AMAQI
14th Aug 20253910 AMAQI
14th Aug 20253811 AMAQI
14th Aug 20253412 PMAQI
14th Aug 2025441 PMAQI
14th Aug 2025462 PMAQI
14th Aug 2025503 PMAQI
14th Aug 2025474 PMAQI
14th Aug 2025535 PMAQI
14th Aug 2025566 PMAQI
14th Aug 2025607 PMAQI
14th Aug 2025528 PMAQI
14th Aug 2025519 PMAQI
14th Aug 20254310 PMAQI
14th Aug 20254311 PMAQI
15th Aug 20254612 AMAQI
15th Aug 2025451 AMAQI
15th Aug 2025412 AMAQI
15th Aug 2025403 AMAQI

23°C17/30°C

15th Aug 2025454 AMAQI
15th Aug 2025415 AMAQI
15th Aug 2025426 AMAQI
15th Aug 2025407 AMAQI
15th Aug 2025428 AMAQI
15th Aug 2025499 AMAQI
15th Aug 20255010 AMAQI
15th Aug 20255211 AMAQI
15th Aug 20256112 PMAQI
15th Aug 2025561 PMAQI
15th Aug 2025482 PMAQI
15th Aug 2025373 PMAQI
15th Aug 2025514 PMAQI
15th Aug 2025525 PMAQI
15th Aug 2025526 PMAQI
15th Aug 2025547 PMAQI
15th Aug 2025538 PMAQI
15th Aug 2025509 PMAQI
15th Aug 20255210 PMAQI
15th Aug 20255211 PMAQI
16th Aug 20254412 AMAQI
16th Aug 2025431 AMAQI
16th Aug 2025432 AMAQI
16th Aug 2025413 AMAQI

23°C16/31°C

16th Aug 2025454 AMAQI
16th Aug 2025445 AMAQI
16th Aug 2025446 AMAQI
16th Aug 2025447 AMAQI
16th Aug 2025438 AMAQI
16th Aug 2025449 AMAQI
16th Aug 20254710 AMAQI
16th Aug 20254511 AMAQI
16th Aug 20254912 PMAQI
16th Aug 2025551 PMAQI
16th Aug 2025502 PMAQI
16th Aug 2025523 PMAQI
16th Aug 2025464 PMAQI
16th Aug 2025425 PMAQI
16th Aug 2025496 PMAQI
16th Aug 2025477 PMAQI
16th Aug 2025508 PMAQI
16th Aug 2025489 PMAQI
16th Aug 20254510 PMAQI
16th Aug 20254111 PMAQI
17th Aug 20254312 AMAQI
17th Aug 2025441 AMAQI
17th Aug 2025412 AMAQI
17th Aug 2025413 AMAQI

23°C16/31°C

17th Aug 2025424 AMAQI
17th Aug 2025465 AMAQI
17th Aug 2025436 AMAQI
17th Aug 2025437 AMAQI
17th Aug 2025428 AMAQI
17th Aug 2025469 AMAQI
17th Aug 20254910 AMAQI
17th Aug 20255211 AMAQI
17th Aug 20254512 PMAQI
17th Aug 2025501 PMAQI
17th Aug 2025462 PMAQI
17th Aug 2025503 PMAQI
17th Aug 2025484 PMAQI
17th Aug 2025495 PMAQI
17th Aug 2025406 PMAQI
17th Aug 2025447 PMAQI
17th Aug 2025448 PMAQI
17th Aug 2025399 PMAQI
17th Aug 20253810 PMAQI
17th Aug 20254411 PMAQI
18th Aug 20254112 AMAQI
18th Aug 2025431 AMAQI
18th Aug 2025432 AMAQI
18th Aug 2025433 AMAQI

23°C16/33°C

18th Aug 2025454 AMAQI
18th Aug 2025445 AMAQI
18th Aug 2025476 AMAQI
18th Aug 2025467 AMAQI
18th Aug 2025448 AMAQI
18th Aug 2025339 AMAQI
18th Aug 20254510 AMAQI
18th Aug 20254011 AMAQI
18th Aug 20254712 PMAQI
18th Aug 2025481 PMAQI
18th Aug 2025462 PMAQI
18th Aug 2025483 PMAQI
18th Aug 2025484 PMAQI
18th Aug 2025525 PMAQI
18th Aug 2025466 PMAQI
18th Aug 2025527 PMAQI
18th Aug 2025488 PMAQI
18th Aug 2025439 PMAQI
18th Aug 20254010 PMAQI
18th Aug 20254211 PMAQI
19th Aug 20253812 AMAQI
19th Aug 2025431 AMAQI
19th Aug 2025422 AMAQI
19th Aug 2025423 AMAQI

22°C16/32°C

19th Aug 2025444 AMAQI
19th Aug 2025425 AMAQI
19th Aug 2025426 AMAQI
19th Aug 2025427 AMAQI
19th Aug 2025418 AMAQI
19th Aug 2025489 AMAQI
19th Aug 20254410 AMAQI
19th Aug 20254411 AMAQI
19th Aug 20254912 PMAQI
19th Aug 2025481 PMAQI
19th Aug 2025502 PMAQI
19th Aug 2025493 PMAQI
19th Aug 2025424 PMAQI
19th Aug 2025465 PMAQI
19th Aug 2025506 PMAQI
19th Aug 2025527 PMAQI
19th Aug 2025538 PMAQI
19th Aug 2025509 PMAQI
19th Aug 20254810 PMAQI
19th Aug 20254611 PMAQI
20th Aug 20254512 AMAQI
20th Aug 2025441 AMAQI
20th Aug 2025422 AMAQI
20th Aug 2025423 AMAQI

24°C16/33°C

20th Aug 2025444 AMAQI
4 AM
20th Aug 2025425 AMAQI
20th Aug 2025446 AMAQI
20th Aug 2025437 AMAQI
20th Aug 2025428 AMAQI
20th Aug 2025519 AMAQI
20th Aug 20254810 AMAQI
20th Aug 20255211 AMAQI
11 AM
20th Aug 20255412 PMAQI
20th Aug 2025551 PMAQI
20th Aug 2025562 PMAQI
20th Aug 2025583 PMAQI
20th Aug 2025564 PMAQI
20th Aug 2025545 PMAQI
20th Aug 2025546 PMAQI
6 PM
20th Aug 2025527 PMAQI
20th Aug 2025568 PMAQI
20th Aug 2025549 PMAQI
20th Aug 20254910 PMAQI
11 PM
3 AM

--°C/°C

Day time
Avg. Highest Time
11 AM - 6 PM

41AQI

8 hours / Day
240 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 11 AM to 6 PM (Avg. 41), while the lowest AQI was between 9 AM to 10 AM (Avg. 36).
Night time
Avg. Highest Time
7 PM - 10 PM

41AQI

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

38AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 10 PM (Avg. 41), while the lowest AQI was between 12 AM to 3 AM (Avg. 38).

2025 Days Vs Air Quality

Kamitakeshi, Nagano, Japan

2025

78%

181

22%

50

Total number of days with different AQI categories in last 232 days in 2025 (133 days remaining)

Good
181 Days
Moderate
50 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 78%

Health Risk Level:

Low

In 2025, 78% of 232 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

Kamitakeshi, Nagano, 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
30AQI
2nd January 2025
34AQI
3rd January 2025
31AQI
4th January 2025
30AQI
5th January 2025
31AQI
6th January 2025
42AQI
7th January 2025
31AQI
8th January 2025
33AQI
9th January 2025
30AQI
10th January 2025
27AQI
11th January 2025
29AQI
12th January 2025
33AQI
13th January 2025
37AQI
14th January 2025
45AQI
15th January 2025
43AQI
16th January 2025
37AQI
17th January 2025
34AQI
18th January 2025
36AQI
19th January 2025
44AQI
20th January 2025
46AQI
21st January 2025
45AQI
22nd January 2025
55AQI
23rd January 2025
62AQI
24th January 2025
63AQI
25th January 2025
42AQI
26th January 2025
39AQI
27th January 2025
38AQI
28th January 2025
36AQI
29th January 2025
32AQI
30th January 2025
37AQI
31st January 2025
59AQI
1st February 2025
62AQI
2nd February 2025
44AQI
3rd February 2025
49AQI
4th February 2025
38AQI
5th February 2025
38AQI
6th February 2025
32AQI
7th February 2025
33AQI
8th February 2025
31AQI
9th February 2025
30AQI
10th February 2025
31AQI
11th February 2025
31AQI
12th February 2025
42AQI
13th February 2025
31AQI
14th February 2025
40AQI
15th February 2025
31AQI
16th February 2025
50AQI
17th February 2025
41AQI
18th February 2025
39AQI
19th February 2025
33AQI
20th February 2025
31AQI
21st February 2025
31AQI
22nd February 2025
35AQI
23rd February 2025
33AQI
24th February 2025
34AQI
25th February 2025
36AQI
26th February 2025
38AQI
27th February 2025
57AQI
28th February 2025
55AQI
1st March 2025
65AQI
2nd March 2025
75AQI
3rd March 2025
44AQI
4th March 2025
40AQI
5th March 2025
33AQI
6th March 2025
35AQI
7th March 2025
34AQI
8th March 2025
39AQI
9th March 2025
37AQI
10th March 2025
40AQI
11th March 2025
35AQI
12th March 2025
40AQI
13th March 2025
48AQI
14th March 2025
44AQI
15th March 2025
37AQI
16th March 2025
24AQI
17th March 2025
38AQI
18th March 2025
32AQI
19th March 2025
30AQI
20th March 2025
43AQI
21st March 2025
52AQI
22nd March 2025
59AQI
23rd March 2025
64AQI
24th March 2025
65AQI
25th March 2025
68AQI
26th March 2025
81AQI
27th March 2025
66AQI
28th March 2025
53AQI
29th March 2025
45AQI
30th March 2025
41AQI
31st March 2025
37AQI
1st April 2025
33AQI
2nd April 2025
35AQI
3rd April 2025
24AQI
4th April 2025
32AQI
5th April 2025
40AQI
6th April 2025
43AQI
7th April 2025
45AQI
8th April 2025
45AQI
9th April 2025
52AQI
10th April 2025
54AQI
11th April 2025
51AQI
12th April 2025
52AQI
13th April 2025
33AQI
14th April 2025
47AQI
15th April 2025
22AQI
16th April 2025
41AQI
17th April 2025
42AQI
18th April 2025
53AQI
19th April 2025
56AQI
20th April 2025
46AQI
21st April 2025
41AQI
22nd April 2025
44AQI
23rd April 2025
25AQI
24th April 2025
31AQI
25th April 2025
51AQI
26th April 2025
53AQI
27th April 2025
57AQI
28th April 2025
47AQI
29th April 2025
47AQI
30th April 2025
58AQI
1st May 2025
52AQI
2nd May 2025
37AQI
3rd May 2025
42AQI
4th May 2025
35AQI
5th May 2025
40AQI
6th May 2025
24AQI
7th May 2025
30AQI
8th May 2025
29AQI
9th May 2025
32AQI
10th May 2025
29AQI
11th May 2025
31AQI
12th May 2025
44AQI
13th May 2025
49AQI
14th May 2025
52AQI
15th May 2025
49AQI
16th May 2025
50AQI
17th May 2025
39AQI
18th May 2025
48AQI
19th May 2025
50AQI
20th May 2025
59AQI
21st May 2025
43AQI
22nd May 2025
40AQI
23rd May 2025
48AQI
24th May 2025
35AQI
25th May 2025
26AQI
26th May 2025
28AQI
27th May 2025
26AQI
28th May 2025
27AQI
29th May 2025
32AQI
30th May 2025
31AQI
31st May 2025
33AQI
1st June 2025
37AQI
2nd June 2025
43AQI
3rd June 2025
25AQI
4th June 2025
38AQI
5th June 2025
40AQI
6th June 2025
47AQI
7th June 2025
49AQI
8th June 2025
55AQI
9th June 2025
41AQI
10th June 2025
33AQI
11th June 2025
34AQI
12th June 2025
44AQI
13th June 2025
47AQI
14th June 2025
34AQI
15th June 2025
31AQI
16th June 2025
39AQI
17th June 2025
38AQI
18th June 2025
45AQI
19th June 2025
48AQI
20th June 2025
52AQI
21st June 2025
52AQI
22nd June 2025
53AQI
23rd June 2025
49AQI
24th June 2025
43AQI
25th June 2025
40AQI
26th June 2025
44AQI
27th June 2025
49AQI
28th June 2025
50AQI
29th June 2025
51AQI
30th June 2025
53AQI
1st July 2025
54AQI
2nd July 2025
60AQI
3rd July 2025
67AQI
4th July 2025
74AQI
5th July 2025
76AQI
6th July 2025
68AQI
7th July 2025
65AQI
8th July 2025
67AQI
9th July 2025
74AQI
10th July 2025
60AQI
11th July 2025
52AQI
12th July 2025
50AQI
13th July 2025
48AQI
14th July 2025
44AQI
15th July 2025
50AQI
16th July 2025
52AQI
17th July 2025
41AQI
18th July 2025
40AQI
19th July 2025
36AQI
20th July 2025
34AQI
21st July 2025
33AQI
22nd July 2025
33AQI
23rd July 2025
31AQI
24th July 2025
30AQI
25th July 2025
28AQI
26th July 2025
28AQI
27th July 2025
27AQI
28th July 2025
29AQI
29th July 2025
33AQI
30th July 2025
32AQI
31st July 2025
38AQI
1st August 2025
42AQI
2nd August 2025
44AQI
3rd August 2025
46AQI
4th August 2025
55AQI
5th August 2025
52AQI
6th August 2025
49AQI
7th August 2025
43AQI
8th August 2025
43AQI
9th August 2025
44AQI
10th August 2025
39AQI
11th August 2025
36AQI
12th August 2025
35AQI
13th August 2025
37AQI
14th August 2025
42AQI
15th August 2025
48AQI
16th August 2025
46AQI
17th August 2025
44AQI
18th August 2025
45AQI
19th August 2025
43AQI

39AQI

38AQI

47AQI

43AQI

38AQI

43AQI

47AQI

44AQI

No. of days

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

202542AQI

27
4
25
3
21
10
20
10
28
3
24
6
19
12
17
2
181
50

Highest AQI recorded in

July

47AQI

Lowest AQI recorded in

May

38AQI

202437AQI

28
3
25
4
26
5
22
8
30
1
25
5
28
3
26
5
28
2
31
29
1
31
329
37

Highest AQI recorded in

April

45AQI

Lowest AQI recorded in

October

29AQI

202340AQI

23
8
24
4
19
12
17
13
26
5
24
6
25
6
28
3
29
1
30
1
21
8
31
297
67

Highest AQI recorded in

April

49AQI

Lowest AQI recorded in

December

29AQI

202241AQI

28
3
18
3
21
10
23
7
18
13
25
5
20
5
4
29
31
25
5
30
1
272
52

Highest AQI recorded in

May

49AQI

Lowest AQI recorded in

August

24AQI

202138AQI

24
7
22
6
26
5
28
2
24
7
25
5
30
1
28
3
26
4
31
24
6
27
4
315
50

Highest AQI recorded in

May

43AQI

Lowest AQI recorded in

August

32AQI

202039AQI

10
3
18
3
17
1
24
6
28
3
12
19
19
29
2
25
5
23
8
205
50

Highest AQI recorded in

August

55AQI

Lowest AQI recorded in

September

32AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
42AQI
Least Polluted Year Recorded
2024(Avg.)
37AQI

Kamitakeshi's annual 2025 AQI (42) shows an average percentage change of 9.5% (worsened AQI) compared to previous years: 2020 (39), 2021 (38), 2022 (41), 2023 (40), 2024 (37).