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HistoryAQIPM2.5PM10COSO2NO2O3

Hiromihoncho, Fuji, Shizuoka, 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+

September Air Quality Analysis

Hiromihoncho, Fuji, Shizuoka, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
28th Sep 2023
65AQI
Lowest AQI recorded on
24th Sep 2022
11AQI

Same Day Analysis (27th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 38 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 28th Sep - 29th Sep 2025

Hiromihoncho, Fuji, Shizuoka, Japan

AQI
Day
Night
.

5 AM28th Sep 2025

5 PM

4 AM29th Sep 2025

Day time
Avg. Highest Time
5AM28th Sep

33AQI

Avg. Lowest Time
10AM28th Sep

22AQI

Night time
Avg. Highest Time
8PM28th Sep

35AQI

Avg. Lowest Time
1AM29th Sep

20AQI

In the last 24 hours,

Hiromihoncho's AQI reached its highest point of 35 at 8 PM during the Night, while the lowest point, 20, was recorded at 1 AM during the Night between 28th Sep and 29th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025

Hiromihoncho, Fuji, Shizuoka, Japan

AugSep
30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th
Day
Night
30th Aug 2025525 AMAQI
30th Aug 2025526 AMAQI
30th Aug 2025527 AMAQI
30th Aug 2025528 AMAQI
30th Aug 2025659 AMAQI
30th Aug 20256710 AMAQI
30th Aug 20257011 AMAQI
30th Aug 20256412 PMAQI
30th Aug 2025601 PMAQI
30th Aug 2025602 PMAQI
30th Aug 2025593 PMAQI
30th Aug 2025604 PMAQI
30th Aug 2025635 PMAQI
30th Aug 2025646 PMAQI
30th Aug 2025627 PMAQI
30th Aug 2025548 PMAQI
30th Aug 2025529 PMAQI
30th Aug 20255310 PMAQI
30th Aug 20254811 PMAQI
31st Aug 20254912 AMAQI
31st Aug 2025531 AMAQI
31st Aug 2025522 AMAQI
31st Aug 2025523 AMAQI
31st Aug 2025534 AMAQI

27°C23/31°C

31st Aug 2025545 AMAQI
31st Aug 2025546 AMAQI
31st Aug 2025547 AMAQI
31st Aug 2025548 AMAQI
31st Aug 2025639 AMAQI
31st Aug 20256310 AMAQI
31st Aug 20256011 AMAQI
31st Aug 20256412 PMAQI
31st Aug 2025601 PMAQI
31st Aug 2025582 PMAQI
31st Aug 2025553 PMAQI
31st Aug 2025584 PMAQI
31st Aug 2025565 PMAQI
31st Aug 2025536 PMAQI
31st Aug 2025537 PMAQI
31st Aug 2025538 PMAQI
31st Aug 2025549 PMAQI
31st Aug 20255210 PMAQI
31st Aug 20255111 PMAQI
1st Sep 20255212 AMAQI
1st Sep 2025521 AMAQI
1st Sep 2025522 AMAQI
1st Sep 2025513 AMAQI
1st Sep 2025534 AMAQI

26°C22/32°C

1st Sep 2025545 AMAQI
1st Sep 2025536 AMAQI
1st Sep 2025537 AMAQI
1st Sep 2025548 AMAQI
1st Sep 2025469 AMAQI
1st Sep 20254710 AMAQI
1st Sep 20253811 AMAQI
1st Sep 20254812 PMAQI
1st Sep 2025401 PMAQI
1st Sep 2025382 PMAQI
1st Sep 2025363 PMAQI
1st Sep 2025314 PMAQI
1st Sep 2025345 PMAQI
1st Sep 2025366 PMAQI
1st Sep 2025427 PMAQI
1st Sep 2025388 PMAQI
1st Sep 2025409 PMAQI
1st Sep 20253810 PMAQI
1st Sep 20253811 PMAQI
2nd Sep 20254312 AMAQI
2nd Sep 2025501 AMAQI
2nd Sep 2025522 AMAQI
2nd Sep 2025533 AMAQI
2nd Sep 2025504 AMAQI

26°C22/31°C

2nd Sep 2025495 AMAQI
2nd Sep 2025516 AMAQI
2nd Sep 2025487 AMAQI
2nd Sep 2025498 AMAQI
2nd Sep 2025189 AMAQI
2nd Sep 20254210 AMAQI
2nd Sep 20252911 AMAQI
2nd Sep 20253212 PMAQI
2nd Sep 2025251 PMAQI
2nd Sep 2025222 PMAQI
2nd Sep 2025273 PMAQI
2nd Sep 2025234 PMAQI
2nd Sep 2025265 PMAQI
2nd Sep 2025226 PMAQI
2nd Sep 2025267 PMAQI
2nd Sep 2025328 PMAQI
2nd Sep 2025359 PMAQI
2nd Sep 20253210 PMAQI
2nd Sep 20253711 PMAQI
3rd Sep 20253712 AMAQI
3rd Sep 2025461 AMAQI
3rd Sep 2025492 AMAQI
3rd Sep 2025493 AMAQI
3rd Sep 2025484 AMAQI

27°C24/30°C

3rd Sep 2025465 AMAQI
3rd Sep 2025466 AMAQI
3rd Sep 2025497 AMAQI
3rd Sep 2025468 AMAQI
3rd Sep 2025299 AMAQI
3rd Sep 20253310 AMAQI
3rd Sep 20252811 AMAQI
3rd Sep 20253012 PMAQI
3rd Sep 2025391 PMAQI
3rd Sep 2025472 PMAQI
3rd Sep 2025323 PMAQI
3rd Sep 2025344 PMAQI
3rd Sep 2025325 PMAQI
3rd Sep 2025376 PMAQI
3rd Sep 2025327 PMAQI
3rd Sep 2025328 PMAQI
3rd Sep 2025349 PMAQI
3rd Sep 20253210 PMAQI
3rd Sep 20253011 PMAQI
4th Sep 20253112 AMAQI
4th Sep 2025431 AMAQI
4th Sep 2025462 AMAQI
4th Sep 2025453 AMAQI
4th Sep 2025454 AMAQI

26°C24/31°C

4th Sep 2025445 AMAQI
4th Sep 2025446 AMAQI
4th Sep 2025427 AMAQI
4th Sep 2025428 AMAQI
4th Sep 2025209 AMAQI
4th Sep 20252210 AMAQI
4th Sep 20252211 AMAQI
4th Sep 20253012 PMAQI
4th Sep 2025271 PMAQI
4th Sep 2025282 PMAQI
4th Sep 2025203 PMAQI
4th Sep 2025204 PMAQI
4th Sep 2025205 PMAQI
4th Sep 2025196 PMAQI
4th Sep 2025117 PMAQI
4th Sep 2025118 PMAQI
4th Sep 2025119 PMAQI
4th Sep 20251110 PMAQI
4th Sep 20251111 PMAQI
5th Sep 20251112 AMAQI
5th Sep 2025211 AMAQI
5th Sep 2025432 AMAQI
5th Sep 2025443 AMAQI
5th Sep 2025424 AMAQI

24°C23/25°C

5th Sep 2025395 AMAQI
5th Sep 2025386 AMAQI
5th Sep 2025397 AMAQI
5th Sep 2025388 AMAQI
5th Sep 2025239 AMAQI
5th Sep 20252310 AMAQI
5th Sep 20252011 AMAQI
5th Sep 20252212 PMAQI
5th Sep 2025241 PMAQI
5th Sep 2025252 PMAQI
5th Sep 2025263 PMAQI
5th Sep 2025224 PMAQI
5th Sep 2025215 PMAQI
5th Sep 2025266 PMAQI
5th Sep 2025387 PMAQI
5th Sep 2025368 PMAQI
5th Sep 2025249 PMAQI
5th Sep 20252310 PMAQI
5th Sep 20252411 PMAQI
6th Sep 20252212 AMAQI
6th Sep 2025261 AMAQI
6th Sep 2025252 AMAQI
6th Sep 2025303 AMAQI
6th Sep 2025314 AMAQI

23°C19/25°C

6th Sep 2025295 AMAQI
6th Sep 2025306 AMAQI
6th Sep 2025307 AMAQI
6th Sep 2025318 AMAQI
6th Sep 2025179 AMAQI
6th Sep 20252110 AMAQI
6th Sep 20252911 AMAQI
6th Sep 20252712 PMAQI
6th Sep 2025301 PMAQI
6th Sep 2025312 PMAQI
6th Sep 2025343 PMAQI
6th Sep 2025344 PMAQI
6th Sep 2025395 PMAQI
6th Sep 2025336 PMAQI
6th Sep 2025267 PMAQI
6th Sep 2025298 PMAQI
6th Sep 2025269 PMAQI
6th Sep 20252410 PMAQI
6th Sep 20252711 PMAQI
7th Sep 20252412 AMAQI
7th Sep 2025261 AMAQI
7th Sep 2025272 AMAQI
7th Sep 2025263 AMAQI
7th Sep 2025284 AMAQI

24°C19/28°C

7th Sep 2025275 AMAQI
7th Sep 2025276 AMAQI
7th Sep 2025267 AMAQI
7th Sep 2025288 AMAQI
7th Sep 2025289 AMAQI
7th Sep 20252510 AMAQI
7th Sep 20253011 AMAQI
7th Sep 20253912 PMAQI
7th Sep 2025331 PMAQI
7th Sep 2025382 PMAQI
7th Sep 2025393 PMAQI
7th Sep 2025374 PMAQI
7th Sep 2025335 PMAQI
7th Sep 2025366 PMAQI
7th Sep 2025307 PMAQI
7th Sep 2025378 PMAQI
7th Sep 2025329 PMAQI
7th Sep 20253010 PMAQI
7th Sep 20252911 PMAQI
8th Sep 20253112 AMAQI
8th Sep 2025261 AMAQI
8th Sep 2025272 AMAQI
8th Sep 2025263 AMAQI
8th Sep 2025274 AMAQI

25°C21/28°C

8th Sep 2025275 AMAQI
8th Sep 2025286 AMAQI
8th Sep 2025287 AMAQI
8th Sep 2025288 AMAQI
8th Sep 2025389 AMAQI
8th Sep 20254910 AMAQI
8th Sep 20254611 AMAQI
8th Sep 20255612 PMAQI
8th Sep 2025601 PMAQI
8th Sep 2025512 PMAQI
8th Sep 2025503 PMAQI
8th Sep 2025514 PMAQI
8th Sep 2025555 PMAQI
8th Sep 2025526 PMAQI
8th Sep 2025517 PMAQI
8th Sep 2025318 PMAQI
8th Sep 2025339 PMAQI
8th Sep 20253610 PMAQI
8th Sep 20253611 PMAQI
9th Sep 20253012 AMAQI
9th Sep 2025331 AMAQI
9th Sep 2025292 AMAQI
9th Sep 2025303 AMAQI
9th Sep 2025334 AMAQI

25°C21/30°C

9th Sep 2025345 AMAQI
9th Sep 2025336 AMAQI
9th Sep 2025327 AMAQI
9th Sep 2025348 AMAQI
9th Sep 2025409 AMAQI
9th Sep 20254010 AMAQI
9th Sep 20254711 AMAQI
9th Sep 20254712 PMAQI
9th Sep 2025541 PMAQI
9th Sep 2025512 PMAQI
9th Sep 2025463 PMAQI
9th Sep 2025504 PMAQI
9th Sep 2025555 PMAQI
9th Sep 2025566 PMAQI
9th Sep 2025577 PMAQI
9th Sep 2025488 PMAQI
9th Sep 2025419 PMAQI
9th Sep 20254010 PMAQI
9th Sep 20253911 PMAQI
10th Sep 20253512 AMAQI
10th Sep 2025321 AMAQI
10th Sep 2025322 AMAQI
10th Sep 2025323 AMAQI
10th Sep 2025344 AMAQI

26°C22/29°C

10th Sep 2025365 AMAQI
10th Sep 2025356 AMAQI
10th Sep 2025357 AMAQI
10th Sep 2025368 AMAQI
10th Sep 2025499 AMAQI
10th Sep 20255210 AMAQI
10th Sep 20255311 AMAQI
10th Sep 20255412 PMAQI
10th Sep 2025541 PMAQI
10th Sep 2025442 PMAQI
10th Sep 2025523 PMAQI
10th Sep 2025414 PMAQI
10th Sep 2025385 PMAQI
10th Sep 2025306 PMAQI
10th Sep 2025247 PMAQI
10th Sep 2025298 PMAQI
10th Sep 2025309 PMAQI
10th Sep 20253110 PMAQI
10th Sep 20252811 PMAQI
11th Sep 20253012 AMAQI
11th Sep 2025371 AMAQI
11th Sep 2025362 AMAQI
11th Sep 2025383 AMAQI
11th Sep 2025374 AMAQI

26°C24/28°C

11th Sep 2025385 AMAQI
11th Sep 2025376 AMAQI
11th Sep 2025377 AMAQI
11th Sep 2025378 AMAQI
11th Sep 2025189 AMAQI
11th Sep 20252510 AMAQI
11th Sep 20251711 AMAQI
11th Sep 20252012 PMAQI
11th Sep 2025261 PMAQI
11th Sep 2025332 PMAQI
11th Sep 2025263 PMAQI
11th Sep 2025314 PMAQI
11th Sep 2025275 PMAQI
11th Sep 2025306 PMAQI
11th Sep 2025287 PMAQI
11th Sep 2025328 PMAQI
11th Sep 2025309 PMAQI
11th Sep 20252910 PMAQI
11th Sep 20253011 PMAQI
12th Sep 20253312 AMAQI
12th Sep 2025371 AMAQI
12th Sep 2025382 AMAQI
12th Sep 2025383 AMAQI
12th Sep 2025384 AMAQI

25°C20/28°C

12th Sep 2025365 AMAQI
12th Sep 2025366 AMAQI
12th Sep 2025377 AMAQI
12th Sep 2025368 AMAQI
12th Sep 2025249 AMAQI
12th Sep 20252610 AMAQI
12th Sep 20251911 AMAQI
12th Sep 20252312 PMAQI
12th Sep 2025261 PMAQI
12th Sep 2025422 PMAQI
12th Sep 2025313 PMAQI
12th Sep 2025344 PMAQI
12th Sep 2025315 PMAQI
12th Sep 2025326 PMAQI
12th Sep 2025297 PMAQI
12th Sep 2025288 PMAQI
12th Sep 2025309 PMAQI
12th Sep 20252810 PMAQI
12th Sep 20252811 PMAQI
13th Sep 20253012 AMAQI
13th Sep 2025331 AMAQI
13th Sep 2025372 AMAQI
13th Sep 2025353 AMAQI
13th Sep 2025364 AMAQI

24°C23/27°C

13th Sep 2025345 AMAQI
13th Sep 2025346 AMAQI
13th Sep 2025347 AMAQI
13th Sep 2025338 AMAQI
13th Sep 2025169 AMAQI
13th Sep 20252610 AMAQI
13th Sep 20252811 AMAQI
13th Sep 20253012 PMAQI
13th Sep 2025221 PMAQI
13th Sep 2025222 PMAQI
13th Sep 2025243 PMAQI
13th Sep 2025264 PMAQI
13th Sep 2025245 PMAQI
13th Sep 2025236 PMAQI
13th Sep 2025287 PMAQI
13th Sep 2025308 PMAQI
13th Sep 2025269 PMAQI
13th Sep 20252810 PMAQI
13th Sep 20253011 PMAQI
14th Sep 20252712 AMAQI
14th Sep 2025311 AMAQI
14th Sep 2025332 AMAQI
14th Sep 2025343 AMAQI
14th Sep 2025314 AMAQI

25°C22/27°C

14th Sep 2025325 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025327 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025279 AMAQI
14th Sep 20253210 AMAQI
14th Sep 20252811 AMAQI
14th Sep 20253812 PMAQI
14th Sep 2025531 PMAQI
14th Sep 2025442 PMAQI
14th Sep 2025443 PMAQI
14th Sep 2025424 PMAQI
14th Sep 2025505 PMAQI
14th Sep 2025546 PMAQI
14th Sep 2025547 PMAQI
14th Sep 2025518 PMAQI
14th Sep 2025459 PMAQI
14th Sep 20254610 PMAQI
14th Sep 20254411 PMAQI
15th Sep 20254212 AMAQI
15th Sep 2025331 AMAQI
15th Sep 2025322 AMAQI
15th Sep 2025323 AMAQI
15th Sep 2025324 AMAQI

26°C24/30°C

15th Sep 2025325 AMAQI
15th Sep 2025336 AMAQI
15th Sep 2025347 AMAQI
15th Sep 2025338 AMAQI
15th Sep 2025349 AMAQI
15th Sep 20254310 AMAQI
15th Sep 20253811 AMAQI
15th Sep 20254312 PMAQI
15th Sep 2025411 PMAQI
15th Sep 2025642 PMAQI
15th Sep 2025613 PMAQI
15th Sep 2025614 PMAQI
15th Sep 2025605 PMAQI
15th Sep 2025626 PMAQI
15th Sep 2025447 PMAQI
15th Sep 2025528 PMAQI
15th Sep 2025479 PMAQI
15th Sep 20253810 PMAQI
15th Sep 20253311 PMAQI
16th Sep 20253412 AMAQI
16th Sep 2025341 AMAQI
16th Sep 2025352 AMAQI
16th Sep 2025343 AMAQI
16th Sep 2025364 AMAQI

26°C24/28°C

16th Sep 2025375 AMAQI
16th Sep 2025386 AMAQI
16th Sep 2025377 AMAQI
16th Sep 2025368 AMAQI
16th Sep 2025539 AMAQI
16th Sep 20256210 AMAQI
16th Sep 20256211 AMAQI
16th Sep 20256512 PMAQI
16th Sep 2025631 PMAQI
16th Sep 2025602 PMAQI
16th Sep 2025583 PMAQI
16th Sep 2025564 PMAQI
16th Sep 2025565 PMAQI
16th Sep 2025586 PMAQI
16th Sep 2025567 PMAQI
16th Sep 2025458 PMAQI
16th Sep 2025409 PMAQI
16th Sep 20254410 PMAQI
16th Sep 20254211 PMAQI
17th Sep 20253912 AMAQI
17th Sep 2025361 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025353 AMAQI
17th Sep 2025394 AMAQI

26°C23/29°C

17th Sep 2025425 AMAQI
17th Sep 2025436 AMAQI
17th Sep 2025437 AMAQI
17th Sep 2025448 AMAQI
17th Sep 2025599 AMAQI
17th Sep 20256110 AMAQI
17th Sep 20256811 AMAQI
17th Sep 20256012 PMAQI
17th Sep 2025621 PMAQI
17th Sep 2025622 PMAQI
17th Sep 2025593 PMAQI
17th Sep 2025574 PMAQI
17th Sep 2025585 PMAQI
17th Sep 2025576 PMAQI
17th Sep 2025537 PMAQI
17th Sep 2025578 PMAQI
17th Sep 2025569 PMAQI
17th Sep 20255710 PMAQI
17th Sep 20255811 PMAQI
18th Sep 20255612 AMAQI
18th Sep 2025441 AMAQI
18th Sep 2025392 AMAQI
18th Sep 2025393 AMAQI
18th Sep 2025424 AMAQI

26°C23/30°C

18th Sep 2025465 AMAQI
18th Sep 2025466 AMAQI
18th Sep 2025467 AMAQI
18th Sep 2025478 AMAQI
18th Sep 2025689 AMAQI
18th Sep 20257310 AMAQI
18th Sep 20257611 AMAQI
18th Sep 20257612 PMAQI
18th Sep 2025761 PMAQI
18th Sep 2025702 PMAQI
18th Sep 2025663 PMAQI
18th Sep 2025664 PMAQI
18th Sep 2025625 PMAQI
18th Sep 2025616 PMAQI
18th Sep 2025577 PMAQI
18th Sep 2025548 PMAQI
18th Sep 2025509 PMAQI
18th Sep 20254710 PMAQI
18th Sep 20254011 PMAQI
19th Sep 20253812 AMAQI
19th Sep 2025431 AMAQI
19th Sep 2025452 AMAQI
19th Sep 2025453 AMAQI
19th Sep 2025484 AMAQI

26°C22/32°C

19th Sep 2025545 AMAQI
19th Sep 2025536 AMAQI
19th Sep 2025547 AMAQI
19th Sep 2025548 AMAQI
19th Sep 2025249 AMAQI
19th Sep 20251410 AMAQI
19th Sep 20251411 AMAQI
19th Sep 20251512 PMAQI
19th Sep 2025211 PMAQI
19th Sep 2025192 PMAQI
19th Sep 2025213 PMAQI
19th Sep 2025244 PMAQI
19th Sep 2025235 PMAQI
19th Sep 2025236 PMAQI
19th Sep 2025227 PMAQI
19th Sep 2025298 PMAQI
19th Sep 2025369 PMAQI
19th Sep 20253510 PMAQI
19th Sep 20253411 PMAQI
20th Sep 20253312 AMAQI
20th Sep 2025411 AMAQI
20th Sep 2025482 AMAQI
20th Sep 2025483 AMAQI
20th Sep 2025464 AMAQI

22°C21/24°C

20th Sep 2025415 AMAQI
20th Sep 2025416 AMAQI
20th Sep 2025427 AMAQI
20th Sep 2025428 AMAQI
20th Sep 2025299 AMAQI
20th Sep 20252410 AMAQI
20th Sep 20252111 AMAQI
20th Sep 20252212 PMAQI
20th Sep 2025201 PMAQI
20th Sep 2025192 PMAQI
20th Sep 2025213 PMAQI
20th Sep 2025224 PMAQI
20th Sep 2025245 PMAQI
20th Sep 2025246 PMAQI
20th Sep 2025267 PMAQI
20th Sep 2025288 PMAQI
20th Sep 2025349 PMAQI
20th Sep 20254110 PMAQI
20th Sep 20254411 PMAQI
21st Sep 20254212 AMAQI
21st Sep 2025431 AMAQI
21st Sep 2025422 AMAQI
21st Sep 2025423 AMAQI
21st Sep 2025414 AMAQI

21°C21/22°C

21st Sep 2025385 AMAQI
21st Sep 2025386 AMAQI
21st Sep 2025387 AMAQI
21st Sep 2025388 AMAQI
21st Sep 2025369 AMAQI
21st Sep 20253310 AMAQI
21st Sep 20253011 AMAQI
21st Sep 20252412 PMAQI
21st Sep 2025201 PMAQI
21st Sep 2025242 PMAQI
21st Sep 2025263 PMAQI
21st Sep 2025264 PMAQI
21st Sep 2025215 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025177 PMAQI
21st Sep 2025228 PMAQI
21st Sep 2025299 PMAQI
21st Sep 20252810 PMAQI
21st Sep 20252711 PMAQI
22nd Sep 20253012 AMAQI
22nd Sep 2025391 AMAQI
22nd Sep 2025402 AMAQI
22nd Sep 2025413 AMAQI
22nd Sep 2025394 AMAQI

25°C22/29°C

22nd Sep 2025375 AMAQI
22nd Sep 2025386 AMAQI
22nd Sep 2025377 AMAQI
22nd Sep 2025388 AMAQI
22nd Sep 2025219 AMAQI
22nd Sep 20251810 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025271 PMAQI
22nd Sep 2025272 PMAQI
22nd Sep 2025293 PMAQI
22nd Sep 2025334 PMAQI
22nd Sep 2025415 PMAQI
22nd Sep 2025386 PMAQI
22nd Sep 2025287 PMAQI
22nd Sep 2025318 PMAQI
22nd Sep 2025339 PMAQI
22nd Sep 20253310 PMAQI
22nd Sep 20253211 PMAQI
23rd Sep 20253212 AMAQI
23rd Sep 2025381 AMAQI
23rd Sep 2025382 AMAQI
23rd Sep 2025383 AMAQI
23rd Sep 2025374 AMAQI

21°C17/24°C

23rd Sep 2025355 AMAQI
23rd Sep 2025346 AMAQI
23rd Sep 2025347 AMAQI
23rd Sep 2025348 AMAQI
23rd Sep 2025329 AMAQI
23rd Sep 20252210 AMAQI
23rd Sep 20252411 AMAQI
23rd Sep 20252412 PMAQI
23rd Sep 2025261 PMAQI
23rd Sep 2025242 PMAQI
23rd Sep 2025233 PMAQI
23rd Sep 2025274 PMAQI
23rd Sep 2025315 PMAQI
23rd Sep 2025286 PMAQI
23rd Sep 2025227 PMAQI
23rd Sep 2025258 PMAQI
23rd Sep 2025309 PMAQI
23rd Sep 20253110 PMAQI
23rd Sep 20253111 PMAQI
24th Sep 20253112 AMAQI
24th Sep 2025341 AMAQI
24th Sep 2025362 AMAQI
24th Sep 2025373 AMAQI
24th Sep 2025344 AMAQI

20°C17/24°C

24th Sep 2025335 AMAQI
24th Sep 2025326 AMAQI
24th Sep 2025337 AMAQI
24th Sep 2025348 AMAQI
24th Sep 2025329 AMAQI
24th Sep 20253010 AMAQI
24th Sep 20253511 AMAQI
24th Sep 20253012 PMAQI
24th Sep 2025261 PMAQI
24th Sep 2025262 PMAQI
24th Sep 2025293 PMAQI
24th Sep 2025294 PMAQI
24th Sep 2025305 PMAQI
24th Sep 2025336 PMAQI
24th Sep 2025357 PMAQI
24th Sep 2025368 PMAQI
24th Sep 2025359 PMAQI
24th Sep 20253510 PMAQI
24th Sep 20253511 PMAQI
25th Sep 20253812 AMAQI
25th Sep 2025331 AMAQI
25th Sep 2025342 AMAQI
25th Sep 2025333 AMAQI
25th Sep 2025354 AMAQI

20°C17/24°C

25th Sep 2025335 AMAQI
25th Sep 2025336 AMAQI
25th Sep 2025337 AMAQI
25th Sep 2025348 AMAQI
25th Sep 2025349 AMAQI
25th Sep 20253110 AMAQI
25th Sep 20252711 AMAQI
25th Sep 20253212 PMAQI
25th Sep 2025341 PMAQI
25th Sep 2025392 PMAQI
25th Sep 2025453 PMAQI
25th Sep 2025444 PMAQI
25th Sep 2025425 PMAQI
25th Sep 2025446 PMAQI
25th Sep 2025457 PMAQI
25th Sep 2025408 PMAQI
25th Sep 2025399 PMAQI
25th Sep 20254910 PMAQI
25th Sep 20255811 PMAQI
26th Sep 20255612 AMAQI
26th Sep 2025341 AMAQI
26th Sep 2025202 AMAQI
26th Sep 2025213 AMAQI
26th Sep 2025254 AMAQI

21°C16/25°C

26th Sep 2025325 AMAQI
26th Sep 2025346 AMAQI
26th Sep 2025327 AMAQI
26th Sep 2025328 AMAQI
26th Sep 2025439 AMAQI
26th Sep 20255410 AMAQI
26th Sep 20255511 AMAQI
26th Sep 20255512 PMAQI
26th Sep 2025511 PMAQI
26th Sep 2025512 PMAQI
26th Sep 2025553 PMAQI
26th Sep 2025544 PMAQI
26th Sep 2025505 PMAQI
26th Sep 2025486 PMAQI
26th Sep 2025547 PMAQI
26th Sep 2025568 PMAQI
26th Sep 2025359 PMAQI
26th Sep 20252510 PMAQI
26th Sep 20252511 PMAQI
27th Sep 20253012 AMAQI
27th Sep 2025321 AMAQI
27th Sep 2025332 AMAQI
27th Sep 2025373 AMAQI
27th Sep 2025404 AMAQI

23°C18/28°C

27th Sep 2025445 AMAQI
27th Sep 2025486 AMAQI
27th Sep 2025487 AMAQI
27th Sep 2025378 AMAQI
27th Sep 2025359 AMAQI
27th Sep 20254610 AMAQI
27th Sep 20254611 AMAQI
27th Sep 20254412 PMAQI
27th Sep 2025491 PMAQI
27th Sep 2025492 PMAQI
27th Sep 2025393 PMAQI
27th Sep 2025354 PMAQI
27th Sep 2025405 PMAQI
27th Sep 2025446 PMAQI
27th Sep 2025417 PMAQI
27th Sep 2025328 PMAQI
27th Sep 2025329 PMAQI
27th Sep 20253510 PMAQI
27th Sep 20253911 PMAQI
28th Sep 20253512 AMAQI
28th Sep 2025311 AMAQI
28th Sep 2025322 AMAQI
28th Sep 2025323 AMAQI
28th Sep 2025334 AMAQI

23°C20/25°C

28th Sep 2025335 AMAQI
28th Sep 2025336 AMAQI
28th Sep 2025327 AMAQI
28th Sep 2025268 AMAQI
28th Sep 2025229 AMAQI
28th Sep 20252210 AMAQI
28th Sep 20252311 AMAQI
28th Sep 20252812 PMAQI
28th Sep 2025281 PMAQI
28th Sep 2025312 PMAQI
28th Sep 2025333 PMAQI
28th Sep 2025334 PMAQI
28th Sep 2025335 PMAQI
28th Sep 2025336 PMAQI
28th Sep 2025337 PMAQI
28th Sep 2025358 PMAQI
28th Sep 2025329 PMAQI
28th Sep 20253010 PMAQI
28th Sep 20253311 PMAQI
29th Sep 20252612 AMAQI
29th Sep 2025201 AMAQI
29th Sep 2025242 AMAQI
29th Sep 2025313 AMAQI
29th Sep 2025314 AMAQI

22°C19/26°C

29th Sep 2025265 AMAQI
5 AM
29th Sep 2025276 AMAQI
29th Sep 2025327 AMAQI
29th Sep 2025368 AMAQI
29th Sep 2025409 AMAQI
29th Sep 20254410 AMAQI
29th Sep 20254911 AMAQI
11 AM
29th Sep 20254812 PMAQI
29th Sep 2025421 PMAQI
29th Sep 2025392 PMAQI
29th Sep 2025393 PMAQI
29th Sep 2025434 PMAQI
5 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
12 PM - 5 PM

39AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
9 AM

35AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 5 PM (Avg. 39), while the lowest AQI was between 9 AM to 9 AM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 6 PM

38AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
7 PM - 11 PM

36AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 6 PM (Avg. 38), while the lowest AQI was between 7 PM to 11 PM (Avg. 36).

2025 Days Vs Air Quality

Hiromihoncho, Fuji, Shizuoka, Japan

2025

90%

242

10%

27

0.3%

1

Total number of days with different AQI categories in last 272 days in 2025 (93 days remaining)

Good
242 Days
Moderate
27 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 90%

Health Risk Level:

Very Low

In 2025, 90% of 272 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

Hiromihoncho, Fuji, Shizuoka, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
27AQI
2nd January 2025
29AQI
3rd January 2025
28AQI
4th January 2025
28AQI
5th January 2025
27AQI
6th January 2025
31AQI
7th January 2025
27AQI
8th January 2025
28AQI
9th January 2025
28AQI
10th January 2025
24AQI
11th January 2025
26AQI
12th January 2025
25AQI
13th January 2025
26AQI
14th January 2025
31AQI
15th January 2025
33AQI
16th January 2025
27AQI
17th January 2025
27AQI
18th January 2025
27AQI
19th January 2025
32AQI
20th January 2025
30AQI
21st January 2025
35AQI
22nd January 2025
33AQI
23rd January 2025
47AQI
24th January 2025
53AQI
25th January 2025
43AQI
26th January 2025
38AQI
27th January 2025
29AQI
28th January 2025
30AQI
29th January 2025
30AQI
30th January 2025
29AQI
31st January 2025
29AQI
1st February 2025
33AQI
2nd February 2025
29AQI
3rd February 2025
34AQI
4th February 2025
30AQI
5th February 2025
32AQI
6th February 2025
29AQI
7th February 2025
32AQI
8th February 2025
29AQI
9th February 2025
29AQI
10th February 2025
28AQI
11th February 2025
30AQI
12th February 2025
29AQI
13th February 2025
30AQI
14th February 2025
29AQI
15th February 2025
30AQI
16th February 2025
35AQI
17th February 2025
35AQI
18th February 2025
30AQI
19th February 2025
31AQI
20th February 2025
30AQI
21st February 2025
30AQI
22nd February 2025
30AQI
23rd February 2025
32AQI
24th February 2025
32AQI
25th February 2025
34AQI
26th February 2025
35AQI
27th February 2025
40AQI
28th February 2025
41AQI
1st March 2025
48AQI
2nd March 2025
50AQI
3rd March 2025
38AQI
4th March 2025
35AQI
5th March 2025
24AQI
6th March 2025
26AQI
7th March 2025
30AQI
8th March 2025
35AQI
9th March 2025
34AQI
10th March 2025
34AQI
11th March 2025
30AQI
12th March 2025
26AQI
13th March 2025
42AQI
14th March 2025
36AQI
15th March 2025
36AQI
16th March 2025
21AQI
17th March 2025
20AQI
18th March 2025
17AQI
19th March 2025
16AQI
20th March 2025
28AQI
21st March 2025
41AQI
22nd March 2025
42AQI
23rd March 2025
62AQI
24th March 2025
57AQI
25th March 2025
67AQI
26th March 2025
116AQI
27th March 2025
71AQI
28th March 2025
66AQI
29th March 2025
36AQI
30th March 2025
46AQI
31st March 2025
31AQI
1st April 2025
28AQI
2nd April 2025
21AQI
3rd April 2025
22AQI
4th April 2025
21AQI
5th April 2025
24AQI
6th April 2025
23AQI
7th April 2025
31AQI
8th April 2025
33AQI
9th April 2025
48AQI
10th April 2025
44AQI
11th April 2025
43AQI
12th April 2025
43AQI
13th April 2025
25AQI
14th April 2025
44AQI
15th April 2025
24AQI
16th April 2025
34AQI
17th April 2025
44AQI
18th April 2025
49AQI
19th April 2025
57AQI
20th April 2025
38AQI
21st April 2025
44AQI
22nd April 2025
32AQI
23rd April 2025
23AQI
24th April 2025
22AQI
25th April 2025
41AQI
26th April 2025
42AQI
27th April 2025
47AQI
28th April 2025
36AQI
29th April 2025
33AQI
30th April 2025
39AQI
1st May 2025
34AQI
2nd May 2025
24AQI
3rd May 2025
25AQI
4th May 2025
34AQI
5th May 2025
29AQI
6th May 2025
21AQI
7th May 2025
24AQI
8th May 2025
27AQI
9th May 2025
25AQI
10th May 2025
19AQI
11th May 2025
25AQI
12th May 2025
28AQI
13th May 2025
31AQI
14th May 2025
33AQI
15th May 2025
32AQI
16th May 2025
36AQI
17th May 2025
24AQI
18th May 2025
42AQI
19th May 2025
41AQI
20th May 2025
59AQI
21st May 2025
43AQI
22nd May 2025
35AQI
23rd May 2025
42AQI
24th May 2025
38AQI
25th May 2025
27AQI
26th May 2025
26AQI
27th May 2025
26AQI
28th May 2025
25AQI
29th May 2025
33AQI
30th May 2025
19AQI
31st May 2025
22AQI
1st June 2025
20AQI
2nd June 2025
21AQI
3rd June 2025
19AQI
4th June 2025
26AQI
5th June 2025
32AQI
6th June 2025
29AQI
7th June 2025
35AQI
8th June 2025
43AQI
9th June 2025
29AQI
10th June 2025
25AQI
11th June 2025
24AQI
12th June 2025
38AQI
13th June 2025
27AQI
14th June 2025
22AQI
15th June 2025
30AQI
16th June 2025
27AQI
17th June 2025
36AQI
18th June 2025
40AQI
19th June 2025
41AQI
20th June 2025
33AQI
21st June 2025
29AQI
22nd June 2025
17AQI
23rd June 2025
21AQI
24th June 2025
21AQI
25th June 2025
20AQI
26th June 2025
22AQI
27th June 2025
37AQI
28th June 2025
36AQI
29th June 2025
34AQI
30th June 2025
36AQI
1st July 2025
35AQI
2nd July 2025
39AQI
3rd July 2025
39AQI
4th July 2025
36AQI
5th July 2025
54AQI
6th July 2025
63AQI
7th July 2025
72AQI
8th July 2025
78AQI
9th July 2025
70AQI
10th July 2025
53AQI
11th July 2025
48AQI
12th July 2025
49AQI
13th July 2025
47AQI
14th July 2025
39AQI
15th July 2025
38AQI
16th July 2025
41AQI
17th July 2025
41AQI
18th July 2025
35AQI
19th July 2025
32AQI
20th July 2025
31AQI
21st July 2025
29AQI
22nd July 2025
27AQI
23rd July 2025
28AQI
24th July 2025
27AQI
25th July 2025
26AQI
26th July 2025
26AQI
27th July 2025
25AQI
28th July 2025
27AQI
29th July 2025
32AQI
30th July 2025
35AQI
31st July 2025
36AQI
1st August 2025
36AQI
2nd August 2025
43AQI
3rd August 2025
47AQI
4th August 2025
65AQI
5th August 2025
53AQI
6th August 2025
52AQI
7th August 2025
48AQI
8th August 2025
46AQI
9th August 2025
53AQI
10th August 2025
38AQI
11th August 2025
37AQI
12th August 2025
35AQI
13th August 2025
35AQI
14th August 2025
40AQI
15th August 2025
40AQI
16th August 2025
41AQI
17th August 2025
40AQI
18th August 2025
43AQI
19th August 2025
47AQI
20th August 2025
47AQI
21st August 2025
48AQI
22nd August 2025
48AQI
23rd August 2025
49AQI
24th August 2025
57AQI
25th August 2025
59AQI
26th August 2025
56AQI
27th August 2025
53AQI
28th August 2025
49AQI
29th August 2025
55AQI
30th August 2025
57AQI
31st August 2025
55AQI
1st September 2025
44AQI
2nd September 2025
37AQI
3rd September 2025
38AQI
4th September 2025
26AQI
5th September 2025
25AQI
6th September 2025
29AQI
7th September 2025
30AQI
8th September 2025
39AQI
9th September 2025
42AQI
10th September 2025
37AQI
11th September 2025
31AQI
12th September 2025
32AQI
13th September 2025
29AQI
14th September 2025
40AQI
15th September 2025
42AQI
16th September 2025
47AQI
17th September 2025
51AQI
18th September 2025
55AQI
19th September 2025
34AQI
20th September 2025
33AQI
21st September 2025
31AQI
22nd September 2025
33AQI
23rd September 2025
30AQI
24th September 2025
33AQI
25th September 2025
40AQI
26th September 2025
44AQI
27th September 2025
38AQI
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

31AQI

32AQI

41AQI

35AQI

31AQI

29AQI

41AQI

47AQI

37AQI

No. of days

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

202536AQI

30
1
28
25
5
1
29
1
30
1
30
25
6
20
11
25
2
242
27
1

Highest AQI recorded in

August

47AQI

Lowest AQI recorded in

June

29AQI

202435AQI

31
28
1
26
5
23
7
28
3
27
3
20
11
27
4
29
1
30
1
29
1
31
329
37

Highest AQI recorded in

April

45AQI

Lowest AQI recorded in

December

27AQI

202336AQI

29
2
27
1
24
7
21
9
27
4
22
8
25
6
30
1
28
2
28
3
25
4
29
2
315
49

Highest AQI recorded in

April

47AQI

Lowest AQI recorded in

August

26AQI

202236AQI

28
3
18
3
20
11
14
4
22
9
28
2
20
1
1
25
3
31
29
1
31
267
37

Highest AQI recorded in

March

48AQI

Lowest AQI recorded in

August

20AQI

202135AQI

26
5
24
4
26
5
23
7
24
7
26
4
30
1
25
6
29
1
30
1
25
5
31
319
46

Highest AQI recorded in

May

41AQI

Lowest AQI recorded in

January

32AQI

202041AQI

4
10
18
1
21
10
22
8
28
3
93
32

Highest AQI recorded in

August

61AQI

Lowest AQI recorded in

September

31AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2020(Avg.)
41AQI
Least Polluted Year Recorded
2024(Avg.)
35AQI

Hiromihoncho's annual 2025 AQI (36) shows an average percentage change of -1.5% (improved AQI) compared to previous years: 2020 (41), 2021 (35), 2022 (36), 2023 (36), 2024 (35).