Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Yaita, 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

Yaita, Tochigi, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
4th Aug 2025
55AQI
Lowest AQI recorded on
30th Aug 2024
11AQI

Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 46 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 20th Aug - 21st Aug 2025

Yaita, Tochigi, Japan

AQI
Day
Night
.

4 AM20th Aug 2025

6 PM

3 AM21st Aug 2025

Day time
Avg. Highest Time
2PM20th Aug

58AQI

Avg. Lowest Time
5AM20th Aug

41AQI

Night time
Avg. Highest Time
7PM20th Aug

53AQI

Avg. Lowest Time
3AM21st Aug

42AQI

In the last 24 hours,

Yaita's AQI reached its highest point of 58 at 2 PM during the Day, while the lowest point, 41, was recorded at 5 AM during the Day between 20th Aug and 21st Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Yaita, Tochigi, Japan

JulAug
22nd - 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 - 21st21st
Day
Night
22nd Jul 2025414 AMAQI
22nd Jul 2025445 AMAQI
22nd Jul 2025446 AMAQI
22nd Jul 2025437 AMAQI
22nd Jul 2025438 AMAQI
22nd Jul 2025529 AMAQI
22nd Jul 20255810 AMAQI
22nd Jul 20256311 AMAQI
22nd Jul 20256612 PMAQI
22nd Jul 2025571 PMAQI
22nd Jul 2025612 PMAQI
22nd Jul 2025593 PMAQI
22nd Jul 2025604 PMAQI
22nd Jul 2025655 PMAQI
22nd Jul 2025616 PMAQI
22nd Jul 2025527 PMAQI
22nd Jul 2025358 PMAQI
22nd Jul 2025389 PMAQI
22nd Jul 20254310 PMAQI
22nd Jul 20254411 PMAQI
23rd Jul 20254412 AMAQI
23rd Jul 2025451 AMAQI
23rd Jul 2025442 AMAQI
23rd Jul 2025433 AMAQI

28°C22/34°C

23rd Jul 2025444 AMAQI
23rd Jul 2025505 AMAQI
23rd Jul 2025496 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025488 AMAQI
23rd Jul 2025589 AMAQI
23rd Jul 20256410 AMAQI
23rd Jul 20256411 AMAQI
23rd Jul 20256412 PMAQI
23rd Jul 2025641 PMAQI
23rd Jul 2025622 PMAQI
23rd Jul 2025633 PMAQI
23rd Jul 2025594 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025527 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255310 PMAQI
23rd Jul 20255311 PMAQI
24th Jul 20255512 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025492 AMAQI
24th Jul 2025453 AMAQI

27°C22/34°C

24th Jul 2025474 AMAQI
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025528 AMAQI
24th Jul 2025599 AMAQI
24th Jul 20256310 AMAQI
24th Jul 20256511 AMAQI
24th Jul 20256412 PMAQI
24th Jul 2025641 PMAQI
24th Jul 2025632 PMAQI
24th Jul 2025623 PMAQI
24th Jul 2025584 PMAQI
24th Jul 2025615 PMAQI
24th Jul 2025616 PMAQI
24th Jul 2025647 PMAQI
24th Jul 2025618 PMAQI
24th Jul 2025589 PMAQI
24th Jul 20255810 PMAQI
24th Jul 20255711 PMAQI
25th Jul 20255712 AMAQI
25th Jul 2025571 AMAQI
25th Jul 2025532 AMAQI
25th Jul 2025513 AMAQI

27°C21/34°C

25th Jul 2025524 AMAQI
25th Jul 2025535 AMAQI
25th Jul 2025536 AMAQI
25th Jul 2025547 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025599 AMAQI
25th Jul 20256110 AMAQI
25th Jul 20256411 AMAQI
25th Jul 20256512 PMAQI
25th Jul 2025681 PMAQI
25th Jul 2025692 PMAQI
25th Jul 2025693 PMAQI
25th Jul 2025634 PMAQI
25th Jul 2025425 PMAQI
25th Jul 2025426 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025518 PMAQI
25th Jul 2025549 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255511 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025542 AMAQI
26th Jul 2025533 AMAQI

26°C21/34°C

26th Jul 2025544 AMAQI
26th Jul 2025555 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025557 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025589 AMAQI
26th Jul 20256010 AMAQI
26th Jul 20256311 AMAQI
26th Jul 20256312 PMAQI
26th Jul 2025631 PMAQI
26th Jul 2025622 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255412 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025543 AMAQI

27°C21/34°C

27th Jul 2025544 AMAQI
27th Jul 2025555 AMAQI
27th Jul 2025556 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025558 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255410 AMAQI
27th Jul 20255511 AMAQI
27th Jul 20255512 PMAQI
27th Jul 2025561 PMAQI
27th Jul 2025552 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025555 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025527 PMAQI
27th Jul 2025548 PMAQI
27th Jul 2025549 PMAQI
27th Jul 20255510 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20255512 AMAQI
28th Jul 2025531 AMAQI
28th Jul 2025532 AMAQI
28th Jul 2025533 AMAQI

28°C23/35°C

28th Jul 2025534 AMAQI
28th Jul 2025545 AMAQI
28th Jul 2025536 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025548 AMAQI
28th Jul 2025479 AMAQI
28th Jul 20255210 AMAQI
28th Jul 20255311 AMAQI
28th Jul 20255212 PMAQI
28th Jul 2025511 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025463 PMAQI
28th Jul 2025484 PMAQI
28th Jul 2025465 PMAQI
28th Jul 2025536 PMAQI
28th Jul 2025527 PMAQI
28th Jul 2025528 PMAQI
28th Jul 2025539 PMAQI
28th Jul 20255310 PMAQI
28th Jul 20255311 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025522 AMAQI
29th Jul 2025533 AMAQI

28°C23/35°C

29th Jul 2025534 AMAQI
29th Jul 2025535 AMAQI
29th Jul 2025526 AMAQI
29th Jul 2025537 AMAQI
29th Jul 2025528 AMAQI
29th Jul 2025509 AMAQI
29th Jul 20255610 AMAQI
29th Jul 20255611 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025562 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025544 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025307 PMAQI
29th Jul 2025278 PMAQI
29th Jul 2025349 PMAQI
29th Jul 20253410 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20253612 AMAQI
30th Jul 2025401 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025523 AMAQI

28°C23/36°C

30th Jul 2025524 AMAQI
30th Jul 2025535 AMAQI
30th Jul 2025536 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025538 AMAQI
30th Jul 2025479 AMAQI
30th Jul 20253510 AMAQI
30th Jul 20252611 AMAQI
30th Jul 20252712 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025332 PMAQI
30th Jul 2025353 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025395 PMAQI
30th Jul 2025366 PMAQI
30th Jul 2025347 PMAQI
30th Jul 2025378 PMAQI
30th Jul 2025439 PMAQI
30th Jul 20254310 PMAQI
30th Jul 20254511 PMAQI
31st Jul 20254712 AMAQI
31st Jul 2025481 AMAQI
31st Jul 2025512 AMAQI
31st Jul 2025503 AMAQI

27°C22/34°C

31st Jul 2025514 AMAQI
31st Jul 2025515 AMAQI
31st Jul 2025516 AMAQI
31st Jul 2025517 AMAQI
31st Jul 2025518 AMAQI
31st Jul 2025519 AMAQI
31st Jul 20255110 AMAQI
31st Jul 20254211 AMAQI
31st Jul 20253912 PMAQI
31st Jul 2025401 PMAQI
31st Jul 2025352 PMAQI
31st Jul 2025413 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025405 PMAQI
31st Jul 2025426 PMAQI
31st Jul 2025357 PMAQI
31st Jul 2025358 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20253211 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025401 AMAQI
1st Aug 2025422 AMAQI
1st Aug 2025433 AMAQI

25°C20/33°C

1st Aug 2025424 AMAQI
1st Aug 2025405 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025427 AMAQI
1st Aug 2025428 AMAQI
1st Aug 2025429 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20254712 PMAQI
1st Aug 2025421 PMAQI
1st Aug 2025382 PMAQI
1st Aug 2025343 PMAQI
1st Aug 2025484 PMAQI
1st Aug 2025405 PMAQI
1st Aug 2025416 PMAQI
1st Aug 2025367 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20253410 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20253212 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025413 AMAQI

25°C20/30°C

2nd Aug 2025424 AMAQI
2nd Aug 2025415 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025418 AMAQI
2nd Aug 2025349 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20253311 AMAQI
2nd Aug 20252712 PMAQI
2nd Aug 2025361 PMAQI
2nd Aug 2025482 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025414 PMAQI
2nd Aug 2025455 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025517 PMAQI
2nd Aug 2025378 PMAQI
2nd Aug 2025409 PMAQI
2nd Aug 20253710 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253512 AMAQI
3rd Aug 2025371 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025403 AMAQI

28°C23/35°C

3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025396 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025419 AMAQI
3rd Aug 20254610 AMAQI
3rd Aug 20254611 AMAQI
3rd Aug 20255712 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025443 PMAQI
3rd Aug 2025544 PMAQI
3rd Aug 2025575 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025439 PMAQI
3rd Aug 20254310 PMAQI
3rd Aug 20254111 PMAQI
4th Aug 20253712 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI

27°C22/35°C

4th Aug 2025444 AMAQI
4th Aug 2025455 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025509 AMAQI
4th Aug 20255110 AMAQI
4th Aug 20256311 AMAQI
4th Aug 20256712 PMAQI
4th Aug 2025671 PMAQI
4th Aug 2025712 PMAQI
4th Aug 2025663 PMAQI
4th Aug 2025744 PMAQI
4th Aug 2025735 PMAQI
4th Aug 2025746 PMAQI
4th Aug 2025667 PMAQI
4th Aug 2025648 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025471 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025413 AMAQI

28°C22/34°C

5th Aug 2025474 AMAQI
5th Aug 2025495 AMAQI
5th Aug 2025466 AMAQI
5th Aug 2025487 AMAQI
5th Aug 2025518 AMAQI
5th Aug 2025559 AMAQI
5th Aug 20256210 AMAQI
5th Aug 20255811 AMAQI
5th Aug 20256912 PMAQI
5th Aug 2025521 PMAQI
5th Aug 2025572 PMAQI
5th Aug 2025553 PMAQI
5th Aug 2025614 PMAQI
5th Aug 2025565 PMAQI
5th Aug 2025566 PMAQI
5th Aug 2025487 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025469 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254011 PMAQI
6th Aug 20254412 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025482 AMAQI
6th Aug 2025503 AMAQI

28°C23/35°C

6th Aug 2025524 AMAQI
6th Aug 2025515 AMAQI
6th Aug 2025516 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025508 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20253610 AMAQI
6th Aug 20253411 AMAQI
6th Aug 20254212 PMAQI
6th Aug 2025351 PMAQI
6th Aug 2025432 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025404 PMAQI
6th Aug 2025495 PMAQI
6th Aug 2025406 PMAQI
6th Aug 2025457 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025519 PMAQI
6th Aug 20255210 PMAQI
6th Aug 20255011 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025491 AMAQI
7th Aug 2025472 AMAQI
7th Aug 2025463 AMAQI

27°C22/32°C

7th Aug 2025454 AMAQI
7th Aug 2025465 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025437 AMAQI
7th Aug 2025448 AMAQI
7th Aug 2025319 AMAQI
7th Aug 20253110 AMAQI
7th Aug 20254211 AMAQI
7th Aug 20252712 PMAQI
7th Aug 2025231 PMAQI
7th Aug 2025252 PMAQI
7th Aug 2025213 PMAQI
7th Aug 2025264 PMAQI
7th Aug 2025285 PMAQI
7th Aug 2025326 PMAQI
7th Aug 2025347 PMAQI
7th Aug 2025368 PMAQI
7th Aug 2025429 PMAQI
7th Aug 20254110 PMAQI
7th Aug 20253711 PMAQI
8th Aug 20253612 AMAQI
8th Aug 2025401 AMAQI
8th Aug 2025482 AMAQI
8th Aug 2025483 AMAQI

25°C19/29°C

8th Aug 2025464 AMAQI
8th Aug 2025425 AMAQI
8th Aug 2025426 AMAQI
8th Aug 2025417 AMAQI
8th Aug 2025428 AMAQI
8th Aug 2025359 AMAQI
8th Aug 20253610 AMAQI
8th Aug 20253311 AMAQI
8th Aug 20252812 PMAQI
8th Aug 2025311 PMAQI
8th Aug 2025292 PMAQI
8th Aug 2025203 PMAQI
8th Aug 2025214 PMAQI
8th Aug 2025225 PMAQI
8th Aug 2025216 PMAQI
8th Aug 2025237 PMAQI
8th Aug 2025338 PMAQI
8th Aug 2025339 PMAQI
8th Aug 20253610 PMAQI
8th Aug 20253611 PMAQI
9th Aug 20253612 AMAQI
9th Aug 2025401 AMAQI
9th Aug 2025412 AMAQI
9th Aug 2025433 AMAQI

23°C17/31°C

9th Aug 2025424 AMAQI
9th Aug 2025405 AMAQI
9th Aug 2025396 AMAQI
9th Aug 2025407 AMAQI
9th Aug 2025408 AMAQI
9th Aug 2025299 AMAQI
9th Aug 20253110 AMAQI
9th Aug 20253511 AMAQI
9th Aug 20253212 PMAQI
9th Aug 2025331 PMAQI
9th Aug 2025352 PMAQI
9th Aug 2025333 PMAQI
9th Aug 2025334 PMAQI
9th Aug 2025345 PMAQI
9th Aug 2025366 PMAQI
9th Aug 2025387 PMAQI
9th Aug 2025408 PMAQI
9th Aug 2025399 PMAQI
9th Aug 20254110 PMAQI
9th Aug 20253911 PMAQI
10th Aug 20253912 AMAQI
10th Aug 2025371 AMAQI
10th Aug 2025402 AMAQI
10th Aug 2025413 AMAQI

24°C18/30°C

10th Aug 2025414 AMAQI
10th Aug 2025385 AMAQI
10th Aug 2025386 AMAQI
10th Aug 2025387 AMAQI
10th Aug 2025388 AMAQI
10th Aug 2025379 AMAQI
10th Aug 20254110 AMAQI
10th Aug 20254611 AMAQI
10th Aug 20254212 PMAQI
10th Aug 2025421 PMAQI
10th Aug 2025442 PMAQI
10th Aug 2025473 PMAQI
10th Aug 2025424 PMAQI
10th Aug 2025435 PMAQI
10th Aug 2025476 PMAQI
10th Aug 2025437 PMAQI
10th Aug 2025408 PMAQI
10th Aug 2025399 PMAQI
10th Aug 20253810 PMAQI
10th Aug 20253911 PMAQI
11th Aug 20253812 AMAQI
11th Aug 2025371 AMAQI
11th Aug 2025392 AMAQI
11th Aug 2025403 AMAQI

21°C19/22°C

11th Aug 2025414 AMAQI
11th Aug 2025415 AMAQI
11th Aug 2025406 AMAQI
11th Aug 2025397 AMAQI
11th Aug 2025408 AMAQI
11th Aug 2025269 AMAQI
11th Aug 20252310 AMAQI
11th Aug 20252411 AMAQI
11th Aug 20252412 PMAQI
11th Aug 2025251 PMAQI
11th Aug 2025252 PMAQI
11th Aug 2025313 PMAQI
11th Aug 2025324 PMAQI
11th Aug 2025395 PMAQI
11th Aug 2025356 PMAQI
11th Aug 2025327 PMAQI
11th Aug 2025318 PMAQI
11th Aug 2025359 PMAQI
11th Aug 20253510 PMAQI
11th Aug 20253411 PMAQI
12th Aug 20253612 AMAQI
12th Aug 2025381 AMAQI
12th Aug 2025402 AMAQI
12th Aug 2025383 AMAQI

23°C21/26°C

12th Aug 2025344 AMAQI
12th Aug 2025335 AMAQI
12th Aug 2025336 AMAQI
12th Aug 2025347 AMAQI
12th Aug 2025348 AMAQI
12th Aug 2025259 AMAQI
12th Aug 20252810 AMAQI
12th Aug 20253411 AMAQI
12th Aug 20253012 PMAQI
12th Aug 2025261 PMAQI
12th Aug 2025252 PMAQI
12th Aug 2025233 PMAQI
12th Aug 2025274 PMAQI
12th Aug 2025325 PMAQI
12th Aug 2025296 PMAQI
12th Aug 2025317 PMAQI
12th Aug 2025358 PMAQI
12th Aug 2025359 PMAQI
12th Aug 20253210 PMAQI
12th Aug 20253211 PMAQI
13th Aug 20253712 AMAQI
13th Aug 2025391 AMAQI
13th Aug 2025372 AMAQI
13th Aug 2025363 AMAQI

22°C20/24°C

13th Aug 2025354 AMAQI
13th Aug 2025335 AMAQI
13th Aug 2025336 AMAQI
13th Aug 2025367 AMAQI
13th Aug 2025348 AMAQI
13th Aug 2025269 AMAQI
13th Aug 20252210 AMAQI
13th Aug 20252511 AMAQI
13th Aug 20252412 PMAQI
13th Aug 2025281 PMAQI
13th Aug 2025262 PMAQI
13th Aug 2025313 PMAQI
13th Aug 2025344 PMAQI
13th Aug 2025385 PMAQI
13th Aug 2025386 PMAQI
13th Aug 2025467 PMAQI
13th Aug 2025328 PMAQI
13th Aug 2025329 PMAQI
13th Aug 20253310 PMAQI
13th Aug 20253211 PMAQI
14th Aug 20253212 AMAQI
14th Aug 2025331 AMAQI
14th Aug 2025362 AMAQI
14th Aug 2025363 AMAQI

24°C20/30°C

14th Aug 2025354 AMAQI
14th Aug 2025345 AMAQI
14th Aug 2025346 AMAQI
14th Aug 2025327 AMAQI
14th Aug 2025348 AMAQI
14th Aug 2025429 AMAQI
14th Aug 20253510 AMAQI
14th Aug 20253911 AMAQI
14th Aug 20253212 PMAQI
14th Aug 2025341 PMAQI
14th Aug 2025322 PMAQI
14th Aug 2025383 PMAQI
14th Aug 2025374 PMAQI
14th Aug 2025325 PMAQI
14th Aug 2025366 PMAQI
14th Aug 2025487 PMAQI
14th Aug 2025388 PMAQI
14th Aug 2025349 PMAQI
14th Aug 20253210 PMAQI
14th Aug 20253211 PMAQI
15th Aug 20253612 AMAQI
15th Aug 2025391 AMAQI
15th Aug 2025382 AMAQI
15th Aug 2025363 AMAQI

24°C20/28°C

15th Aug 2025444 AMAQI
15th Aug 2025385 AMAQI
15th Aug 2025406 AMAQI
15th Aug 2025407 AMAQI
15th Aug 2025428 AMAQI
15th Aug 2025429 AMAQI
15th Aug 20254410 AMAQI
15th Aug 20254711 AMAQI
15th Aug 20255612 PMAQI
15th Aug 2025471 PMAQI
15th Aug 2025422 PMAQI
15th Aug 2025343 PMAQI
15th Aug 2025464 PMAQI
15th Aug 2025425 PMAQI
15th Aug 2025456 PMAQI
15th Aug 2025507 PMAQI
15th Aug 2025448 PMAQI
15th Aug 2025459 PMAQI
15th Aug 20254610 PMAQI
15th Aug 20254811 PMAQI
16th Aug 20254512 AMAQI
16th Aug 2025411 AMAQI
16th Aug 2025382 AMAQI
16th Aug 2025383 AMAQI

25°C21/31°C

16th Aug 2025414 AMAQI
16th Aug 2025425 AMAQI
16th Aug 2025426 AMAQI
16th Aug 2025407 AMAQI
16th Aug 2025388 AMAQI
16th Aug 2025379 AMAQI
16th Aug 20254610 AMAQI
16th Aug 20254611 AMAQI
16th Aug 20255212 PMAQI
16th Aug 2025571 PMAQI
16th Aug 2025542 PMAQI
16th Aug 2025523 PMAQI
16th Aug 2025524 PMAQI
16th Aug 2025445 PMAQI
16th Aug 2025506 PMAQI
16th Aug 2025467 PMAQI
16th Aug 2025518 PMAQI
16th Aug 2025499 PMAQI
16th Aug 20254310 PMAQI
16th Aug 20254011 PMAQI
17th Aug 20253812 AMAQI
17th Aug 2025451 AMAQI
17th Aug 2025402 AMAQI
17th Aug 2025393 AMAQI

24°C19/28°C

17th Aug 2025404 AMAQI
17th Aug 2025425 AMAQI
17th Aug 2025426 AMAQI
17th Aug 2025397 AMAQI
17th Aug 2025398 AMAQI
17th Aug 2025389 AMAQI
17th Aug 20253210 AMAQI
17th Aug 20253511 AMAQI
17th Aug 20253612 PMAQI
17th Aug 2025471 PMAQI
17th Aug 2025402 PMAQI
17th Aug 2025453 PMAQI
17th Aug 2025404 PMAQI
17th Aug 2025415 PMAQI
17th Aug 2025416 PMAQI
17th Aug 2025447 PMAQI
17th Aug 2025448 PMAQI
17th Aug 2025389 PMAQI
17th Aug 20253710 PMAQI
17th Aug 20254011 PMAQI
18th Aug 20253912 AMAQI
18th Aug 2025381 AMAQI
18th Aug 2025422 AMAQI
18th Aug 2025423 AMAQI

26°C21/32°C

18th Aug 2025414 AMAQI
18th Aug 2025415 AMAQI
18th Aug 2025416 AMAQI
18th Aug 2025417 AMAQI
18th Aug 2025418 AMAQI
18th Aug 2025349 AMAQI
18th Aug 20253510 AMAQI
18th Aug 20254211 AMAQI
18th Aug 20254312 PMAQI
18th Aug 2025451 PMAQI
18th Aug 2025392 PMAQI
18th Aug 2025433 PMAQI
18th Aug 2025534 PMAQI
18th Aug 2025565 PMAQI
18th Aug 2025536 PMAQI
18th Aug 2025537 PMAQI
18th Aug 2025468 PMAQI
18th Aug 2025429 PMAQI
18th Aug 20253810 PMAQI
18th Aug 20253911 PMAQI
19th Aug 20253412 AMAQI
19th Aug 2025421 AMAQI
19th Aug 2025402 AMAQI
19th Aug 2025413 AMAQI

25°C20/33°C

19th Aug 2025394 AMAQI
19th Aug 2025405 AMAQI
19th Aug 2025406 AMAQI
19th Aug 2025417 AMAQI
19th Aug 2025398 AMAQI
19th Aug 2025439 AMAQI
19th Aug 20254410 AMAQI
19th Aug 20255011 AMAQI
19th Aug 20255212 PMAQI
19th Aug 2025511 PMAQI
19th Aug 2025512 PMAQI
19th Aug 2025423 PMAQI
19th Aug 2025454 PMAQI
19th Aug 2025505 PMAQI
19th Aug 2025486 PMAQI
19th Aug 2025487 PMAQI
19th Aug 2025508 PMAQI
19th Aug 2025439 PMAQI
19th Aug 20254410 PMAQI
19th Aug 20254011 PMAQI
20th Aug 20254412 AMAQI
20th Aug 2025431 AMAQI
20th Aug 2025402 AMAQI
20th Aug 2025403 AMAQI

25°C20/33°C

20th Aug 2025434 AMAQI
20th Aug 2025415 AMAQI
20th Aug 2025436 AMAQI
20th Aug 2025427 AMAQI
20th Aug 2025428 AMAQI
20th Aug 2025509 AMAQI
20th Aug 20254910 AMAQI
20th Aug 20255211 AMAQI
20th Aug 20255012 PMAQI
20th Aug 2025531 PMAQI
20th Aug 2025582 PMAQI
20th Aug 2025543 PMAQI
20th Aug 2025554 PMAQI
20th Aug 2025485 PMAQI
20th Aug 2025586 PMAQI
20th Aug 2025537 PMAQI
20th Aug 2025538 PMAQI
20th Aug 2025539 PMAQI
20th Aug 20255110 PMAQI
20th Aug 20255211 PMAQI
21st Aug 20254812 AMAQI
21st Aug 2025471 AMAQI
21st Aug 2025432 AMAQI
21st Aug 2025423 AMAQI

26°C20/33°C

21st Aug 2025444 AMAQI
4 AM
21st Aug 2025445 AMAQI
21st Aug 2025446 AMAQI
21st Aug 2025447 AMAQI
21st Aug 2025458 AMAQI
21st Aug 2025489 AMAQI
21st Aug 20254410 AMAQI
21st Aug 20254511 AMAQI
11 AM
21st Aug 20254712 PMAQI
21st Aug 2025521 PMAQI
21st Aug 2025532 PMAQI
21st Aug 2025543 PMAQI
21st Aug 2025484 PMAQI
21st Aug 2025525 PMAQI
6 PM
11 PM
3 AM

--°C/°C

Day time
Avg. Highest Time
4 AM - 6 PM

45AQI

15 hours / Day
450 hours / Month
Avg. Lowest Time
4 AM - 6 PM

45AQI

15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 6 PM (Avg. 45), while the lowest AQI was between 4 AM to 6 PM (Avg. 45).
Night time
Avg. Highest Time
12 AM - 11 PM

44AQI

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

44AQI

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. 44), while the lowest AQI was between 12 AM to 11 PM (Avg. 44).

2025 Days Vs Air Quality

Yaita, Tochigi, Japan

2025

83%

193

17%

39

Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)

Good
193 Days
Moderate
39 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 83%

Health Risk Level:

Low

In 2025, 83% of 233 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

Yaita, 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
27AQI
2nd January 2025
26AQI
3rd January 2025
26AQI
4th January 2025
26AQI
5th January 2025
26AQI
6th January 2025
42AQI
7th January 2025
26AQI
8th January 2025
30AQI
9th January 2025
29AQI
10th January 2025
26AQI
11th January 2025
24AQI
12th January 2025
28AQI
13th January 2025
35AQI
14th January 2025
34AQI
15th January 2025
31AQI
16th January 2025
28AQI
17th January 2025
27AQI
18th January 2025
28AQI
19th January 2025
35AQI
20th January 2025
31AQI
21st January 2025
36AQI
22nd January 2025
33AQI
23rd January 2025
37AQI
24th January 2025
38AQI
25th January 2025
32AQI
26th January 2025
32AQI
27th January 2025
29AQI
28th January 2025
33AQI
29th January 2025
30AQI
30th January 2025
29AQI
31st January 2025
28AQI
1st February 2025
29AQI
2nd February 2025
40AQI
3rd February 2025
31AQI
4th February 2025
33AQI
5th February 2025
31AQI
6th February 2025
28AQI
7th February 2025
32AQI
8th February 2025
31AQI
9th February 2025
28AQI
10th February 2025
28AQI
11th February 2025
29AQI
12th February 2025
31AQI
13th February 2025
32AQI
14th February 2025
31AQI
15th February 2025
30AQI
16th February 2025
51AQI
17th February 2025
35AQI
18th February 2025
39AQI
19th February 2025
31AQI
20th February 2025
31AQI
21st February 2025
32AQI
22nd February 2025
32AQI
23rd February 2025
32AQI
24th February 2025
34AQI
25th February 2025
34AQI
26th February 2025
38AQI
27th February 2025
36AQI
28th February 2025
46AQI
1st March 2025
53AQI
2nd March 2025
52AQI
3rd March 2025
39AQI
4th March 2025
37AQI
5th March 2025
30AQI
6th March 2025
34AQI
7th March 2025
35AQI
8th March 2025
36AQI
9th March 2025
36AQI
10th March 2025
38AQI
11th March 2025
42AQI
12th March 2025
40AQI
13th March 2025
44AQI
14th March 2025
30AQI
15th March 2025
37AQI
16th March 2025
21AQI
17th March 2025
21AQI
18th March 2025
23AQI
19th March 2025
18AQI
20th March 2025
24AQI
21st March 2025
37AQI
22nd March 2025
46AQI
23rd March 2025
51AQI
24th March 2025
53AQI
25th March 2025
68AQI
26th March 2025
60AQI
27th March 2025
67AQI
28th March 2025
52AQI
29th March 2025
35AQI
30th March 2025
33AQI
31st March 2025
29AQI
1st April 2025
25AQI
2nd April 2025
22AQI
3rd April 2025
18AQI
4th April 2025
20AQI
5th April 2025
27AQI
6th April 2025
26AQI
7th April 2025
28AQI
8th April 2025
39AQI
9th April 2025
26AQI
10th April 2025
45AQI
11th April 2025
37AQI
12th April 2025
41AQI
13th April 2025
25AQI
14th April 2025
24AQI
15th April 2025
26AQI
16th April 2025
24AQI
17th April 2025
43AQI
18th April 2025
53AQI
19th April 2025
67AQI
20th April 2025
65AQI
21st April 2025
46AQI
22nd April 2025
54AQI
23rd April 2025
30AQI
24th April 2025
36AQI
25th April 2025
33AQI
26th April 2025
47AQI
27th April 2025
46AQI
28th April 2025
54AQI
29th April 2025
33AQI
30th April 2025
40AQI
1st May 2025
42AQI
2nd May 2025
28AQI
3rd May 2025
33AQI
4th May 2025
31AQI
5th May 2025
35AQI
6th May 2025
30AQI
7th May 2025
24AQI
8th May 2025
30AQI
9th May 2025
35AQI
10th May 2025
20AQI
11th May 2025
22AQI
12th May 2025
21AQI
13th May 2025
35AQI
14th May 2025
42AQI
15th May 2025
45AQI
16th May 2025
52AQI
17th May 2025
34AQI
18th May 2025
41AQI
19th May 2025
44AQI
20th May 2025
56AQI
21st May 2025
67AQI
22nd May 2025
54AQI
23rd May 2025
50AQI
24th May 2025
44AQI
25th May 2025
29AQI
26th May 2025
30AQI
27th May 2025
28AQI
28th May 2025
28AQI
29th May 2025
35AQI
30th May 2025
29AQI
31st May 2025
21AQI
1st June 2025
22AQI
2nd June 2025
36AQI
3rd June 2025
37AQI
4th June 2025
35AQI
5th June 2025
38AQI
6th June 2025
48AQI
7th June 2025
55AQI
8th June 2025
66AQI
9th June 2025
60AQI
10th June 2025
46AQI
11th June 2025
35AQI
12th June 2025
41AQI
13th June 2025
43AQI
14th June 2025
41AQI
15th June 2025
31AQI
16th June 2025
38AQI
17th June 2025
41AQI
18th June 2025
42AQI
19th June 2025
44AQI
20th June 2025
43AQI
21st June 2025
44AQI
22nd June 2025
48AQI
23rd June 2025
45AQI
24th June 2025
44AQI
25th June 2025
36AQI
26th June 2025
34AQI
27th June 2025
38AQI
28th June 2025
39AQI
29th June 2025
45AQI
30th June 2025
50AQI
1st July 2025
53AQI
2nd July 2025
52AQI
3rd July 2025
55AQI
4th July 2025
53AQI
5th July 2025
55AQI
6th July 2025
57AQI
7th July 2025
66AQI
8th July 2025
73AQI
9th July 2025
77AQI
10th July 2025
61AQI
11th July 2025
48AQI
12th July 2025
47AQI
13th July 2025
50AQI
14th July 2025
38AQI
15th July 2025
37AQI
16th July 2025
41AQI
17th July 2025
37AQI
18th July 2025
38AQI
19th July 2025
36AQI
20th July 2025
43AQI
21st July 2025
48AQI
22nd July 2025
49AQI
23rd July 2025
53AQI
24th July 2025
57AQI
25th July 2025
55AQI
26th July 2025
56AQI
27th July 2025
54AQI
28th July 2025
52AQI
29th July 2025
48AQI
30th July 2025
42AQI
31st July 2025
44AQI
1st August 2025
39AQI
2nd August 2025
40AQI
3rd August 2025
46AQI
4th August 2025
55AQI
5th August 2025
51AQI
6th August 2025
46AQI
7th August 2025
38AQI
8th August 2025
35AQI
9th August 2025
37AQI
10th August 2025
41AQI
11th August 2025
34AQI
12th August 2025
32AQI
13th August 2025
33AQI
14th August 2025
35AQI
15th August 2025
43AQI
16th August 2025
45AQI
17th August 2025
40AQI
18th August 2025
43AQI
19th August 2025
44AQI
20th August 2025
46AQI

30AQI

33AQI

39AQI

37AQI

36AQI

42AQI

51AQI

41AQI

No. of days

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

202539AQI

31
27
1
23
8
25
5
27
4
27
3
15
16
18
2
193
39

Highest AQI recorded in

July

51AQI

Lowest AQI recorded in

January

30AQI

202436AQI

31
28
1
26
5
19
11
26
5
25
5
18
13
31
28
2
31
29
1
31
323
43

Highest AQI recorded in

July

48AQI

Lowest AQI recorded in

December

27AQI

202337AQI

10
3
24
7
23
7
18
13
29
2
29
1
30
1
24
5
31
218
39

Highest AQI recorded in

July

48AQI

Lowest AQI recorded in

October

30AQI

202236AQI

30
1
22
26
5
21
9
26
5
21
9
21
3
1
29
29
2
12
238
34

Highest AQI recorded in

April

43AQI

Lowest AQI recorded in

October

29AQI

202131AQI

29
2
26
2
29
20
1
28
3
25
5
27
4
29
2
30
30
1
28
2
31
332
22

Highest AQI recorded in

June

40AQI

Lowest AQI recorded in

January

25AQI

202031AQI

12
1
21
18
25
4
1
29
2
15
16
19
28
3
26
4
31
224
30
1

Highest AQI recorded in

August

52AQI

Lowest AQI recorded in

December

20AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
39AQI
Least Polluted Year Recorded
2021(Avg.)
31AQI

Yaita's annual 2025 AQI (39) shows an average percentage change of 14.2% (worsened AQI) compared to previous years: 2020 (31), 2021 (31), 2022 (36), 2023 (37), 2024 (36).