Nakahatsuishimachi, Nikko, 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
Nakahatsuishimachi, Nikko, Tochigi, Japan
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
53AQILowest AQI recorded on
30th Aug 2024
21AQISame Day Analysis (6th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Nakahatsuishimachi, Nikko, Tochigi, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
5AM6th Aug
52AQI
Avg. Lowest Time
10AM6th Aug
32AQI
Night time
Avg. Highest Time
10PM6th Aug
48AQI
Avg. Lowest Time
8PM6th Aug
42AQI
In the last 24 hours,
Nakahatsuishimachi's AQI reached its highest point of 52 at 5 AM during the Day, while the lowest point, 32, was recorded at 10 AM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Nakahatsuishimachi, Nikko, Tochigi, Japan
JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 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
Day
Night
8th Jul 2025564 AMAQI
8th Jul 2025585 AMAQI
8th Jul 2025576 AMAQI
8th Jul 2025577 AMAQI
8th Jul 2025588 AMAQI
8th Jul 2025809 AMAQI
8th Jul 20259010 AMAQI
8th Jul 20258711 AMAQI
8th Jul 20259612 PMAQI
8th Jul 2025861 PMAQI
8th Jul 2025842 PMAQI
8th Jul 2025823 PMAQI
8th Jul 2025784 PMAQI
8th Jul 2025815 PMAQI
8th Jul 2025786 PMAQI
8th Jul 2025807 PMAQI
8th Jul 2025788 PMAQI
8th Jul 2025689 PMAQI
8th Jul 20256810 PMAQI
8th Jul 20256811 PMAQI
9th Jul 20256812 AMAQI
9th Jul 2025621 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI
27°C23/32°C
9th Jul 2025604 AMAQI
9th Jul 2025645 AMAQI
9th Jul 2025646 AMAQI
9th Jul 2025647 AMAQI
9th Jul 2025648 AMAQI
9th Jul 2025769 AMAQI
9th Jul 20257810 AMAQI
9th Jul 20258611 AMAQI
9th Jul 20258712 PMAQI
9th Jul 2025891 PMAQI
9th Jul 2025912 PMAQI
9th Jul 2025903 PMAQI
9th Jul 2025904 PMAQI
9th Jul 2025815 PMAQI
9th Jul 2025816 PMAQI
9th Jul 2025897 PMAQI
9th Jul 2025818 PMAQI
9th Jul 2025719 PMAQI
9th Jul 20256810 PMAQI
9th Jul 20256711 PMAQI
10th Jul 20256412 AMAQI
10th Jul 2025631 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025613 AMAQI
26°C22/32°C
10th Jul 2025634 AMAQI
10th Jul 2025665 AMAQI
10th Jul 2025666 AMAQI
10th Jul 2025667 AMAQI
10th Jul 2025668 AMAQI
10th Jul 2025649 AMAQI
10th Jul 20256410 AMAQI
10th Jul 20256811 AMAQI
10th Jul 20256812 PMAQI
10th Jul 2025701 PMAQI
10th Jul 2025742 PMAQI
10th Jul 2025743 PMAQI
10th Jul 2025614 PMAQI
10th Jul 2025495 PMAQI
10th Jul 2025406 PMAQI
10th Jul 2025367 PMAQI
10th Jul 2025428 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255310 PMAQI
10th Jul 20255311 PMAQI
11th Jul 20255212 AMAQI
11th Jul 2025571 AMAQI
11th Jul 2025622 AMAQI
11th Jul 2025633 AMAQI
23°C21/29°C
11th Jul 2025644 AMAQI
11th Jul 2025645 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251511 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025241 PMAQI
11th Jul 2025272 PMAQI
11th Jul 2025283 PMAQI
11th Jul 2025284 PMAQI
11th Jul 2025305 PMAQI
11th Jul 2025316 PMAQI
11th Jul 2025287 PMAQI
11th Jul 2025368 PMAQI
11th Jul 2025529 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255211 PMAQI
12th Jul 20255212 AMAQI
12th Jul 2025561 AMAQI
12th Jul 2025602 AMAQI
12th Jul 2025603 AMAQI
19°C18/21°C
12th Jul 2025594 AMAQI
12th Jul 2025555 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20252010 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20252712 PMAQI
12th Jul 2025331 PMAQI
12th Jul 2025362 PMAQI
12th Jul 2025353 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025365 PMAQI
12th Jul 2025386 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025478 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025563 AMAQI
20°C16/23°C
13th Jul 2025554 AMAQI
13th Jul 2025545 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20252910 AMAQI
13th Jul 20253011 AMAQI
13th Jul 20253512 PMAQI
13th Jul 2025401 PMAQI
13th Jul 2025452 PMAQI
13th Jul 2025453 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025515 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025538 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025543 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 2025359 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025233 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025227 PMAQI
14th Jul 2025268 PMAQI
14th Jul 2025399 PMAQI
14th Jul 20254210 PMAQI
14th Jul 20254211 PMAQI
15th Jul 20254412 AMAQI
15th Jul 2025481 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
23°C21/25°C
15th Jul 2025524 AMAQI
15th Jul 2025515 AMAQI
15th Jul 2025516 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025518 AMAQI
15th Jul 2025249 AMAQI
15th Jul 20251610 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025201 PMAQI
15th Jul 2025222 PMAQI
15th Jul 2025233 PMAQI
15th Jul 2025244 PMAQI
15th Jul 2025225 PMAQI
15th Jul 2025216 PMAQI
15th Jul 2025227 PMAQI
15th Jul 2025298 PMAQI
15th Jul 2025389 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20253611 PMAQI
16th Jul 20253712 AMAQI
16th Jul 2025401 AMAQI
16th Jul 2025462 AMAQI
16th Jul 2025523 AMAQI
24°C22/25°C
16th Jul 2025504 AMAQI
16th Jul 2025465 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025457 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025389 AMAQI
16th Jul 20254410 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20255512 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025393 PMAQI
16th Jul 2025314 PMAQI
16th Jul 2025265 PMAQI
16th Jul 2025286 PMAQI
16th Jul 2025277 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254410 PMAQI
16th Jul 20253511 PMAQI
17th Jul 20253812 AMAQI
17th Jul 2025411 AMAQI
17th Jul 2025442 AMAQI
17th Jul 2025473 AMAQI
23°C20/27°C
17th Jul 2025464 AMAQI
17th Jul 2025475 AMAQI
17th Jul 2025466 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025229 AMAQI
17th Jul 20251610 AMAQI
17th Jul 20251911 AMAQI
17th Jul 20251812 PMAQI
17th Jul 2025221 PMAQI
17th Jul 2025252 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025334 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025336 PMAQI
17th Jul 2025347 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025409 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20253911 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025411 AMAQI
18th Jul 2025442 AMAQI
18th Jul 2025443 AMAQI
23°C20/27°C
18th Jul 2025424 AMAQI
18th Jul 2025395 AMAQI
18th Jul 2025396 AMAQI
18th Jul 2025397 AMAQI
18th Jul 2025398 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252710 AMAQI
18th Jul 20253011 AMAQI
18th Jul 20253212 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025444 PMAQI
18th Jul 2025415 PMAQI
18th Jul 2025406 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025418 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253712 AMAQI
19th Jul 2025381 AMAQI
19th Jul 2025422 AMAQI
19th Jul 2025433 AMAQI
24°C20/30°C
19th Jul 2025414 AMAQI
19th Jul 2025405 AMAQI
19th Jul 2025406 AMAQI
19th Jul 2025417 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20253010 AMAQI
19th Jul 20253511 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025331 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025383 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025385 PMAQI
19th Jul 2025446 PMAQI
19th Jul 2025397 PMAQI
19th Jul 2025408 PMAQI
19th Jul 2025469 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253711 PMAQI
20th Jul 20253712 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025402 AMAQI
20th Jul 2025413 AMAQI
25°C21/31°C
20th Jul 2025414 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025359 AMAQI
20th Jul 20253310 AMAQI
20th Jul 20253711 AMAQI
20th Jul 20253812 PMAQI
20th Jul 2025421 PMAQI
20th Jul 2025432 PMAQI
20th Jul 2025473 PMAQI
20th Jul 2025504 PMAQI
20th Jul 2025515 PMAQI
20th Jul 2025506 PMAQI
20th Jul 2025497 PMAQI
20th Jul 2025478 PMAQI
20th Jul 2025449 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255211 PMAQI
21st Jul 20254112 AMAQI
21st Jul 2025391 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
26°C22/32°C
21st Jul 2025394 AMAQI
21st Jul 2025395 AMAQI
21st Jul 2025396 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025429 AMAQI
21st Jul 20254410 AMAQI
21st Jul 20254811 AMAQI
21st Jul 20255012 PMAQI
21st Jul 2025521 PMAQI
21st Jul 2025522 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025545 PMAQI
21st Jul 2025506 PMAQI
21st Jul 2025427 PMAQI
21st Jul 2025408 PMAQI
21st Jul 2025419 PMAQI
21st Jul 20254210 PMAQI
21st Jul 20254111 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025393 AMAQI
27°C21/33°C
22nd Jul 2025404 AMAQI
22nd Jul 2025425 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025417 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025489 AMAQI
22nd Jul 20255010 AMAQI
22nd Jul 20255511 AMAQI
22nd Jul 20255612 PMAQI
22nd Jul 2025581 PMAQI
22nd Jul 2025582 PMAQI
22nd Jul 2025563 PMAQI
22nd Jul 2025544 PMAQI
22nd Jul 2025545 PMAQI
22nd Jul 2025536 PMAQI
22nd Jul 2025507 PMAQI
22nd Jul 2025468 PMAQI
22nd Jul 2025469 PMAQI
22nd Jul 20254510 PMAQI
22nd Jul 20254411 PMAQI
23rd Jul 20254412 AMAQI
23rd Jul 2025431 AMAQI
23rd Jul 2025402 AMAQI
23rd Jul 2025403 AMAQI
27°C22/33°C
23rd Jul 2025424 AMAQI
23rd Jul 2025445 AMAQI
23rd Jul 2025446 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025438 AMAQI
23rd Jul 2025529 AMAQI
23rd Jul 20255310 AMAQI
23rd Jul 20255611 AMAQI
23rd Jul 20255612 PMAQI
23rd Jul 2025591 PMAQI
23rd Jul 2025592 PMAQI
23rd Jul 2025593 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025535 PMAQI
23rd Jul 2025566 PMAQI
23rd Jul 2025557 PMAQI
23rd Jul 2025498 PMAQI
23rd Jul 2025459 PMAQI
23rd Jul 20254410 PMAQI
23rd Jul 20254511 PMAQI
24th Jul 20254612 AMAQI
24th Jul 2025421 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI
26°C21/33°C
24th Jul 2025464 AMAQI
24th Jul 2025485 AMAQI
24th Jul 2025486 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025488 AMAQI
24th Jul 2025509 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20255511 AMAQI
24th Jul 20255512 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025582 PMAQI
24th Jul 2025603 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025526 PMAQI
24th Jul 2025537 PMAQI
24th Jul 2025538 PMAQI
24th Jul 2025529 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025491 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025453 AMAQI
27°C21/32°C
25th Jul 2025474 AMAQI
25th Jul 2025505 AMAQI
25th Jul 2025506 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255711 AMAQI
25th Jul 20255812 PMAQI
25th Jul 2025601 PMAQI
25th Jul 2025622 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025484 PMAQI
25th Jul 2025435 PMAQI
25th Jul 2025506 PMAQI
25th Jul 2025527 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255311 PMAQI
26th Jul 20255212 AMAQI
26th Jul 2025501 AMAQI
26th Jul 2025482 AMAQI
26th Jul 2025493 AMAQI
26°C21/33°C
26th Jul 2025504 AMAQI
26th Jul 2025525 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025559 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20255611 AMAQI
26th Jul 20255812 PMAQI
26th Jul 2025601 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025563 PMAQI
26th Jul 2025564 PMAQI
26th Jul 2025535 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025547 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025519 PMAQI
26th Jul 20255010 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255012 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025502 AMAQI
27th Jul 2025503 AMAQI
26°C21/33°C
27th Jul 2025504 AMAQI
27th Jul 2025525 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025509 AMAQI
27th Jul 20255210 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20255412 PMAQI
27th Jul 2025541 PMAQI
27th Jul 2025542 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025554 PMAQI
27th Jul 2025535 PMAQI
27th Jul 2025476 PMAQI
27th Jul 2025497 PMAQI
27th Jul 2025508 PMAQI
27th Jul 2025519 PMAQI
27th Jul 20255110 PMAQI
27th Jul 20255111 PMAQI
28th Jul 20255112 AMAQI
28th Jul 2025501 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
27°C22/33°C
28th Jul 2025514 AMAQI
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025509 AMAQI
28th Jul 20254610 AMAQI
28th Jul 20254511 AMAQI
28th Jul 20254512 PMAQI
28th Jul 2025481 PMAQI
28th Jul 2025462 PMAQI
28th Jul 2025493 PMAQI
28th Jul 2025544 PMAQI
28th Jul 2025495 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025567 PMAQI
28th Jul 2025538 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20254910 PMAQI
28th Jul 20254911 PMAQI
29th Jul 20255012 AMAQI
29th Jul 2025501 AMAQI
29th Jul 2025502 AMAQI
29th Jul 2025503 AMAQI
27°C22/33°C
29th Jul 2025504 AMAQI
29th Jul 2025515 AMAQI
29th Jul 2025516 AMAQI
29th Jul 2025517 AMAQI
29th Jul 2025528 AMAQI
29th Jul 2025529 AMAQI
29th Jul 20255310 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20255512 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025552 PMAQI
29th Jul 2025563 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025565 PMAQI
29th Jul 2025566 PMAQI
29th Jul 2025547 PMAQI
29th Jul 2025518 PMAQI
29th Jul 2025479 PMAQI
29th Jul 20254210 PMAQI
29th Jul 20254311 PMAQI
30th Jul 20254112 AMAQI
30th Jul 2025431 AMAQI
30th Jul 2025482 AMAQI
30th Jul 2025513 AMAQI
27°C22/34°C
30th Jul 2025514 AMAQI
30th Jul 2025525 AMAQI
30th Jul 2025526 AMAQI
30th Jul 2025527 AMAQI
30th Jul 2025528 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20253710 AMAQI
30th Jul 20252911 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025321 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025395 PMAQI
30th Jul 2025396 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025429 PMAQI
30th Jul 20254210 PMAQI
30th Jul 20254211 PMAQI
31st Jul 20254212 AMAQI
31st Jul 2025471 AMAQI
31st Jul 2025512 AMAQI
31st Jul 2025503 AMAQI
26°C21/32°C
31st Jul 2025504 AMAQI
31st Jul 2025495 AMAQI
31st Jul 2025496 AMAQI
31st Jul 2025497 AMAQI
31st Jul 2025498 AMAQI
31st Jul 2025499 AMAQI
31st Jul 20254910 AMAQI
31st Jul 20254411 AMAQI
31st Jul 20254112 PMAQI
31st Jul 2025391 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025453 PMAQI
31st Jul 2025444 PMAQI
31st Jul 2025405 PMAQI
31st Jul 2025446 PMAQI
31st Jul 2025427 PMAQI
31st Jul 2025378 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20253911 PMAQI
1st Aug 20253512 AMAQI
1st Aug 2025411 AMAQI
1st Aug 2025392 AMAQI
1st Aug 2025403 AMAQI
24°C20/32°C
1st Aug 2025414 AMAQI
1st Aug 2025415 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025417 AMAQI
1st Aug 2025418 AMAQI
1st Aug 2025519 AMAQI
1st Aug 20254210 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025501 PMAQI
1st Aug 2025412 PMAQI
1st Aug 2025353 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025435 PMAQI
1st Aug 2025516 PMAQI
1st Aug 2025397 PMAQI
1st Aug 2025328 PMAQI
1st Aug 2025339 PMAQI
1st Aug 20253410 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253412 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025423 AMAQI
24°C19/29°C
2nd Aug 2025424 AMAQI
2nd Aug 2025425 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025428 AMAQI
2nd Aug 2025429 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20253212 PMAQI
2nd Aug 2025371 PMAQI
2nd Aug 2025472 PMAQI
2nd Aug 2025453 PMAQI
2nd Aug 2025414 PMAQI
2nd Aug 2025485 PMAQI
2nd Aug 2025496 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025428 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20253710 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025452 AMAQI
3rd Aug 2025403 AMAQI
27°C22/35°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025416 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025449 AMAQI
3rd Aug 20254910 AMAQI
3rd Aug 20254211 AMAQI
3rd Aug 20255712 PMAQI
3rd Aug 2025571 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025473 PMAQI
3rd Aug 2025544 PMAQI
3rd Aug 2025545 PMAQI
3rd Aug 2025556 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025459 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254211 PMAQI
4th Aug 20253912 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
27°C22/34°C
4th Aug 2025424 AMAQI
4th Aug 2025455 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025509 AMAQI
4th Aug 20255610 AMAQI
4th Aug 20255811 AMAQI
4th Aug 20256512 PMAQI
4th Aug 2025661 PMAQI
4th Aug 2025712 PMAQI
4th Aug 2025653 PMAQI
4th Aug 2025714 PMAQI
4th Aug 2025655 PMAQI
4th Aug 2025706 PMAQI
4th Aug 2025647 PMAQI
4th Aug 2025628 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20255611 PMAQI
5th Aug 20255812 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI
27°C23/33°C
5th Aug 2025494 AMAQI
5th Aug 2025505 AMAQI
5th Aug 2025486 AMAQI
5th Aug 2025497 AMAQI
5th Aug 2025518 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20256110 AMAQI
5th Aug 20255611 AMAQI
5th Aug 20256112 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025512 PMAQI
5th Aug 2025563 PMAQI
5th Aug 2025604 PMAQI
5th Aug 2025545 PMAQI
5th Aug 2025556 PMAQI
5th Aug 2025527 PMAQI
5th Aug 2025528 PMAQI
5th Aug 2025469 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20253911 PMAQI
6th Aug 20254412 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025482 AMAQI
6th Aug 2025483 AMAQI
28°C24/35°C
6th Aug 2025514 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025506 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025498 AMAQI
6th Aug 2025389 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20253311 AMAQI
6th Aug 20254212 PMAQI
6th Aug 2025381 PMAQI
6th Aug 2025372 PMAQI
6th Aug 2025443 PMAQI
6th Aug 2025384 PMAQI
6th Aug 2025435 PMAQI
6th Aug 2025336 PMAQI
6th Aug 2025457 PMAQI
6th Aug 2025428 PMAQI
6th Aug 2025449 PMAQI
6th Aug 20254810 PMAQI
6th Aug 20254811 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025461 AMAQI
7th Aug 2025462 AMAQI
7th Aug 2025473 AMAQI
26°C23/32°C
7th Aug 2025464 AMAQI
4 AM7th Aug 2025475 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025437 AMAQI
7th Aug 2025448 AMAQI
7th Aug 2025319 AMAQI
7th Aug 20254010 AMAQI
7th Aug 20253811 AMAQI
11 AM7th Aug 20252212 PMAQI
7th Aug 2025281 PMAQI
7th Aug 2025232 PMAQI
7th Aug 2025203 PMAQI
7th Aug 2025224 PMAQI
7th Aug 2025225 PMAQI
7th Aug 2025246 PMAQI
6 PM7th Aug 2025307 PMAQI
7th Aug 2025278 PMAQI
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
49AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 6 PM
46AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 49), while the lowest AQI was between 9 AM to 6 PM (Avg. 46).
Night time
Avg. Highest Time
12 AM - 11 PM
47AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
47AQI
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. 47), while the lowest AQI was between 12 AM to 11 PM (Avg. 47).
2025 Days Vs Air Quality
Nakahatsuishimachi, Nikko, Tochigi, Japan
2025
84%
183
16%
35
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
183 DaysModerate
35 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 219 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
Nakahatsuishimachi, Nikko, 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
28AQI
28AQI
3rd January 2025
26AQI
26AQI
4th January 2025
26AQI
26AQI
5th January 2025
27AQI
27AQI
6th January 2025
36AQI
36AQI
7th January 2025
26AQI
26AQI
8th January 2025
28AQI
28AQI
9th January 2025
26AQI
26AQI
10th January 2025
26AQI
26AQI
11th January 2025
25AQI
25AQI
12th January 2025
29AQI
29AQI
13th January 2025
28AQI
28AQI
14th January 2025
27AQI
27AQI
15th January 2025
28AQI
28AQI
16th January 2025
26AQI
26AQI
17th January 2025
26AQI
26AQI
18th January 2025
27AQI
27AQI
19th January 2025
35AQI
35AQI
20th January 2025
35AQI
35AQI
21st January 2025
37AQI
37AQI
22nd January 2025
34AQI
34AQI
23rd January 2025
37AQI
37AQI
24th January 2025
39AQI
39AQI
25th January 2025
32AQI
32AQI
26th January 2025
33AQI
33AQI
27th January 2025
30AQI
30AQI
28th January 2025
29AQI
29AQI
29th January 2025
29AQI
29AQI
30th January 2025
28AQI
28AQI
31st January 2025
29AQI
29AQI
1st February 2025
31AQI
31AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
30AQI
30AQI
4th February 2025
32AQI
32AQI
5th February 2025
32AQI
32AQI
6th February 2025
30AQI
30AQI
7th February 2025
30AQI
30AQI
8th February 2025
30AQI
30AQI
9th February 2025
29AQI
29AQI
10th February 2025
30AQI
30AQI
11th February 2025
32AQI
32AQI
12th February 2025
31AQI
31AQI
13th February 2025
34AQI
34AQI
14th February 2025
31AQI
31AQI
15th February 2025
31AQI
31AQI
16th February 2025
41AQI
41AQI
17th February 2025
41AQI
41AQI
18th February 2025
35AQI
35AQI
19th February 2025
33AQI
33AQI
20th February 2025
31AQI
31AQI
21st February 2025
32AQI
32AQI
22nd February 2025
32AQI
32AQI
23rd February 2025
33AQI
33AQI
24th February 2025
33AQI
33AQI
25th February 2025
35AQI
35AQI
26th February 2025
35AQI
35AQI
27th February 2025
38AQI
38AQI
28th February 2025
44AQI
44AQI
1st March 2025
48AQI
48AQI
2nd March 2025
46AQI
46AQI
3rd March 2025
39AQI
39AQI
4th March 2025
37AQI
37AQI
5th March 2025
29AQI
29AQI
6th March 2025
33AQI
33AQI
7th March 2025
33AQI
33AQI
8th March 2025
38AQI
38AQI
9th March 2025
35AQI
35AQI
10th March 2025
38AQI
38AQI
11th March 2025
43AQI
43AQI
12th March 2025
46AQI
46AQI
13th March 2025
47AQI
47AQI
14th March 2025
35AQI
35AQI
15th March 2025
40AQI
40AQI
16th March 2025
23AQI
23AQI
17th March 2025
23AQI
23AQI
18th March 2025
25AQI
25AQI
19th March 2025
18AQI
18AQI
20th March 2025
25AQI
25AQI
21st March 2025
36AQI
36AQI
22nd March 2025
45AQI
45AQI
23rd March 2025
53AQI
53AQI
24th March 2025
54AQI
54AQI
25th March 2025
69AQI
69AQI
26th March 2025
67AQI
67AQI
27th March 2025
69AQI
69AQI
28th March 2025
50AQI
50AQI
29th March 2025
37AQI
37AQI
30th March 2025
35AQI
35AQI
31st March 2025
32AQI
32AQI
1st April 2025
28AQI
28AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
21AQI
21AQI
4th April 2025
23AQI
23AQI
5th April 2025
29AQI
29AQI
6th April 2025
26AQI
26AQI
7th April 2025
30AQI
30AQI
8th April 2025
40AQI
40AQI
9th April 2025
29AQI
29AQI
10th April 2025
45AQI
45AQI
11th April 2025
37AQI
37AQI
12th April 2025
43AQI
43AQI
13th April 2025
24AQI
24AQI
14th April 2025
25AQI
25AQI
15th April 2025
25AQI
25AQI
16th April 2025
23AQI
23AQI
17th April 2025
43AQI
43AQI
18th April 2025
52AQI
52AQI
19th April 2025
65AQI
65AQI
20th April 2025
64AQI
64AQI
21st April 2025
48AQI
48AQI
22nd April 2025
54AQI
54AQI
23rd April 2025
31AQI
31AQI
24th April 2025
37AQI
37AQI
25th April 2025
39AQI
39AQI
26th April 2025
48AQI
48AQI
27th April 2025
46AQI
46AQI
28th April 2025
51AQI
51AQI
29th April 2025
35AQI
35AQI
30th April 2025
47AQI
47AQI
1st May 2025
46AQI
46AQI
2nd May 2025
31AQI
31AQI
3rd May 2025
33AQI
33AQI
4th May 2025
32AQI
32AQI
5th May 2025
38AQI
38AQI
6th May 2025
31AQI
31AQI
7th May 2025
28AQI
28AQI
8th May 2025
35AQI
35AQI
9th May 2025
36AQI
36AQI
10th May 2025
23AQI
23AQI
11th May 2025
25AQI
25AQI
12th May 2025
24AQI
24AQI
13th May 2025
35AQI
35AQI
14th May 2025
41AQI
41AQI
15th May 2025
45AQI
45AQI
16th May 2025
50AQI
50AQI
17th May 2025
33AQI
33AQI
18th May 2025
39AQI
39AQI
19th May 2025
37AQI
37AQI
20th May 2025
53AQI
53AQI
21st May 2025
64AQI
64AQI
22nd May 2025
57AQI
57AQI
23rd May 2025
53AQI
53AQI
24th May 2025
44AQI
44AQI
25th May 2025
30AQI
30AQI
26th May 2025
32AQI
32AQI
27th May 2025
30AQI
30AQI
28th May 2025
30AQI
30AQI
29th May 2025
38AQI
38AQI
30th May 2025
27AQI
27AQI
31st May 2025
19AQI
19AQI
1st June 2025
21AQI
21AQI
2nd June 2025
35AQI
35AQI
3rd June 2025
31AQI
31AQI
4th June 2025
30AQI
30AQI
5th June 2025
34AQI
34AQI
6th June 2025
46AQI
46AQI
7th June 2025
52AQI
52AQI
8th June 2025
62AQI
62AQI
9th June 2025
58AQI
58AQI
10th June 2025
44AQI
44AQI
11th June 2025
35AQI
35AQI
12th June 2025
39AQI
39AQI
13th June 2025
45AQI
45AQI
14th June 2025
40AQI
40AQI
15th June 2025
30AQI
30AQI
16th June 2025
36AQI
36AQI
17th June 2025
43AQI
43AQI
18th June 2025
43AQI
43AQI
19th June 2025
46AQI
46AQI
20th June 2025
47AQI
47AQI
21st June 2025
47AQI
47AQI
22nd June 2025
54AQI
54AQI
23rd June 2025
47AQI
47AQI
24th June 2025
41AQI
41AQI
25th June 2025
36AQI
36AQI
26th June 2025
32AQI
32AQI
27th June 2025
37AQI
37AQI
28th June 2025
38AQI
38AQI
29th June 2025
45AQI
45AQI
30th June 2025
50AQI
50AQI
1st July 2025
53AQI
53AQI
2nd July 2025
51AQI
51AQI
3rd July 2025
52AQI
52AQI
4th July 2025
52AQI
52AQI
5th July 2025
54AQI
54AQI
6th July 2025
56AQI
56AQI
7th July 2025
65AQI
65AQI
8th July 2025
70AQI
70AQI
9th July 2025
73AQI
73AQI
10th July 2025
60AQI
60AQI
11th July 2025
45AQI
45AQI
12th July 2025
47AQI
47AQI
13th July 2025
50AQI
50AQI
14th July 2025
40AQI
40AQI
15th July 2025
36AQI
36AQI
16th July 2025
41AQI
41AQI
17th July 2025
36AQI
36AQI
18th July 2025
39AQI
39AQI
19th July 2025
39AQI
39AQI
20th July 2025
42AQI
42AQI
21st July 2025
43AQI
43AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
48AQI
48AQI
24th July 2025
50AQI
50AQI
25th July 2025
52AQI
52AQI
26th July 2025
53AQI
53AQI
27th July 2025
51AQI
51AQI
28th July 2025
51AQI
51AQI
29th July 2025
51AQI
51AQI
30th July 2025
42AQI
42AQI
31st July 2025
44AQI
44AQI
1st August 2025
40AQI
40AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
44AQI
44AQI
4th August 2025
53AQI
53AQI
5th August 2025
52AQI
52AQI
6th August 2025
47AQI
47AQI
30AQI
33AQI
40AQI
38AQI
37AQI
41AQI
49AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
31
28
26
5
25
5
27
4
26
4
16
15
4
2
183
35
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
January30AQI
202431AQI
16
1
2
12
28
2
29
2
31
24
5
31
29
1
31
234
10
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
January11AQI
202313AQI
3
31
34
Highest AQI recorded in
December13AQI
Lowest AQI recorded in
November11AQI
202033AQI
1
1
Highest AQI recorded in
September33AQI
Lowest AQI recorded in
September33AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2025(Avg.)
39AQILeast Polluted Year Recorded
2023(Avg.)
13AQINakahatsuishimachi's annual 2025 AQI (39) shows an average percentage change of 82.3% (worsened AQI) compared to previous years: 2020 (33), 2023 (13), 2024 (31).
