Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Hiratsune, Iizuka, Fukuoka, 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

Hiratsune, Iizuka, Fukuoka, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Aug 2022
60AQI
Lowest AQI recorded on
29th Aug 2024
13AQI

Same Day Analysis (9th 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 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 9th Aug - 10th Aug 2025

Hiratsune, Iizuka, Fukuoka, Japan

AQI
Day
Night
.

5 AM9th Aug 2025

7 PM

4 AM10th Aug 2025

Day time
Avg. Highest Time
5AM9th Aug

48AQI

Avg. Lowest Time
3PM9th Aug

20AQI

Night time
Avg. Highest Time
2AM10th Aug

50AQI

Avg. Lowest Time
8PM9th Aug

28AQI

In the last 24 hours,

Hiratsune's AQI reached its highest point of 50 at 2 AM during the Night, while the lowest point, 20, was recorded at 3 PM during the Day between 9th Aug and 10th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Hiratsune, Iizuka, Fukuoka, Japan

JulAug
11th - 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 - 08th08th - 09th09th - 10th10th
Day
Night
11th Jul 2025655 AMAQI
11th Jul 2025656 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20254210 AMAQI
11th Jul 20254911 AMAQI
11th Jul 20254812 PMAQI
11th Jul 2025551 PMAQI
11th Jul 2025552 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025524 PMAQI
11th Jul 2025485 PMAQI
11th Jul 2025496 PMAQI
11th Jul 2025507 PMAQI
11th Jul 2025528 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256211 PMAQI
12th Jul 20256212 AMAQI
12th Jul 2025631 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025643 AMAQI
12th Jul 2025634 AMAQI

28°C25/33°C

12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025638 AMAQI
12th Jul 2025339 AMAQI
12th Jul 20252610 AMAQI
12th Jul 20253011 AMAQI
12th Jul 20252812 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025513 PMAQI
12th Jul 2025504 PMAQI
12th Jul 2025495 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025477 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025599 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025611 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025614 AMAQI

28°C24/33°C

13th Jul 2025595 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025429 AMAQI
13th Jul 20252710 AMAQI
13th Jul 20252711 AMAQI
13th Jul 20252712 PMAQI
13th Jul 2025391 PMAQI
13th Jul 2025412 PMAQI
13th Jul 2025423 PMAQI
13th Jul 2025404 PMAQI
13th Jul 2025405 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025388 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025583 AMAQI
14th Jul 2025584 AMAQI

28°C25/34°C

14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252110 AMAQI
14th Jul 20252211 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025311 PMAQI
14th Jul 2025312 PMAQI
14th Jul 2025333 PMAQI
14th Jul 2025344 PMAQI
14th Jul 2025355 PMAQI
14th Jul 2025356 PMAQI
14th Jul 2025357 PMAQI
14th Jul 2025428 PMAQI
14th Jul 2025539 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025564 AMAQI

24°C22/26°C

15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025489 AMAQI
15th Jul 20254810 AMAQI
15th Jul 20254511 AMAQI
15th Jul 20254012 PMAQI
15th Jul 2025461 PMAQI
15th Jul 2025462 PMAQI
15th Jul 2025483 PMAQI
15th Jul 2025474 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025466 PMAQI
15th Jul 2025457 PMAQI
15th Jul 2025488 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025544 AMAQI

25°C22/30°C

16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20254911 AMAQI
16th Jul 20254912 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025572 PMAQI
16th Jul 2025603 PMAQI
16th Jul 2025644 PMAQI
16th Jul 2025775 PMAQI
16th Jul 2025746 PMAQI
16th Jul 2025707 PMAQI
16th Jul 2025688 PMAQI
16th Jul 2025569 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255411 PMAQI
17th Jul 20255412 AMAQI
17th Jul 2025531 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025534 AMAQI

27°C22/32°C

17th Jul 2025525 AMAQI
17th Jul 2025536 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025538 AMAQI
17th Jul 2025579 AMAQI
17th Jul 20255810 AMAQI
17th Jul 20255611 AMAQI
17th Jul 20256012 PMAQI
17th Jul 2025611 PMAQI
17th Jul 2025622 PMAQI
17th Jul 2025633 PMAQI
17th Jul 2025584 PMAQI
17th Jul 2025565 PMAQI
17th Jul 2025576 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025568 PMAQI
17th Jul 2025539 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255311 PMAQI
18th Jul 20255312 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025543 AMAQI
18th Jul 2025544 AMAQI

28°C23/34°C

18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025351 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025283 PMAQI
18th Jul 2025274 PMAQI
18th Jul 2025295 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025368 PMAQI
18th Jul 2025509 PMAQI
18th Jul 20255010 PMAQI
18th Jul 20255011 PMAQI
19th Jul 20255012 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025534 AMAQI

24°C23/26°C

19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252811 AMAQI
19th Jul 20253212 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025332 PMAQI
19th Jul 2025343 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025336 PMAQI
19th Jul 2025277 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025449 PMAQI
19th Jul 20254310 PMAQI
19th Jul 20254311 PMAQI
20th Jul 20254412 AMAQI
20th Jul 2025501 AMAQI
20th Jul 2025502 AMAQI
20th Jul 2025513 AMAQI
20th Jul 2025504 AMAQI

26°C23/32°C

20th Jul 2025485 AMAQI
20th Jul 2025486 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20253111 AMAQI
20th Jul 20252912 PMAQI
20th Jul 2025321 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025313 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025257 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025461 AMAQI
21st Jul 2025472 AMAQI
21st Jul 2025483 AMAQI
21st Jul 2025464 AMAQI

27°C23/34°C

21st Jul 2025445 AMAQI
21st Jul 2025446 AMAQI
21st Jul 2025447 AMAQI
21st Jul 2025448 AMAQI
21st Jul 2025239 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252811 AMAQI
21st Jul 20252712 PMAQI
21st Jul 2025321 PMAQI
21st Jul 2025332 PMAQI
21st Jul 2025363 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025425 PMAQI
21st Jul 2025396 PMAQI
21st Jul 2025357 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025389 PMAQI
21st Jul 20253810 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20253812 AMAQI
22nd Jul 2025421 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025423 AMAQI
22nd Jul 2025414 AMAQI

28°C24/33°C

22nd Jul 2025395 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025329 AMAQI
22nd Jul 20254310 AMAQI
22nd Jul 20255011 AMAQI
22nd Jul 20255312 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025473 PMAQI
22nd Jul 2025484 PMAQI
22nd Jul 2025495 PMAQI
22nd Jul 2025496 PMAQI
22nd Jul 2025457 PMAQI
22nd Jul 2025398 PMAQI
22nd Jul 2025419 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20253711 PMAQI
23rd Jul 20253812 AMAQI
23rd Jul 2025391 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025403 AMAQI
23rd Jul 2025404 AMAQI

28°C24/33°C

23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253510 AMAQI
23rd Jul 20253811 AMAQI
23rd Jul 20254412 PMAQI
23rd Jul 2025421 PMAQI
23rd Jul 2025422 PMAQI
23rd Jul 2025413 PMAQI
23rd Jul 2025434 PMAQI
23rd Jul 2025385 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025337 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025379 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253711 PMAQI
24th Jul 20253612 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025392 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025394 AMAQI

28°C24/34°C

24th Jul 2025405 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025397 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025299 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20253511 AMAQI
24th Jul 20253412 PMAQI
24th Jul 2025361 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025295 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025307 PMAQI
24th Jul 2025308 PMAQI
24th Jul 2025339 PMAQI
24th Jul 20253310 PMAQI
24th Jul 20253311 PMAQI
25th Jul 20253212 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025372 AMAQI
25th Jul 2025373 AMAQI
25th Jul 2025374 AMAQI

29°C23/35°C

25th Jul 2025365 AMAQI
25th Jul 2025366 AMAQI
25th Jul 2025367 AMAQI
25th Jul 2025368 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252910 AMAQI
25th Jul 20252911 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025252 PMAQI
25th Jul 2025283 PMAQI
25th Jul 2025294 PMAQI
25th Jul 2025245 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025217 PMAQI
25th Jul 2025238 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20253110 PMAQI
25th Jul 20253111 PMAQI
26th Jul 20253212 AMAQI
26th Jul 2025341 AMAQI
26th Jul 2025352 AMAQI
26th Jul 2025363 AMAQI
26th Jul 2025344 AMAQI

29°C24/35°C

26th Jul 2025335 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025337 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025232 PMAQI
26th Jul 2025253 PMAQI
26th Jul 2025254 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025226 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025258 PMAQI
26th Jul 2025299 PMAQI
26th Jul 20253010 PMAQI
26th Jul 20252911 PMAQI
27th Jul 20253012 AMAQI
27th Jul 2025321 AMAQI
27th Jul 2025342 AMAQI
27th Jul 2025323 AMAQI
27th Jul 2025324 AMAQI

28°C24/34°C

27th Jul 2025325 AMAQI
27th Jul 2025326 AMAQI
27th Jul 2025327 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252311 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025251 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025253 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252610 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252712 AMAQI
28th Jul 2025301 AMAQI
28th Jul 2025312 AMAQI
28th Jul 2025303 AMAQI
28th Jul 2025304 AMAQI

28°C25/34°C

28th Jul 2025285 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025269 AMAQI
28th Jul 20253210 AMAQI
28th Jul 20253211 AMAQI
28th Jul 20252812 PMAQI
28th Jul 2025301 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025283 PMAQI
28th Jul 2025264 PMAQI
28th Jul 2025275 PMAQI
28th Jul 2025286 PMAQI
28th Jul 2025247 PMAQI
28th Jul 2025258 PMAQI
28th Jul 2025279 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025271 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025283 AMAQI
29th Jul 2025284 AMAQI

29°C23/35°C

29th Jul 2025285 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025189 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20253011 AMAQI
29th Jul 20253212 PMAQI
29th Jul 2025281 PMAQI
29th Jul 2025282 PMAQI
29th Jul 2025283 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025285 PMAQI
29th Jul 2025286 PMAQI
29th Jul 2025297 PMAQI
29th Jul 2025278 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252810 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025283 AMAQI
30th Jul 2025284 AMAQI

29°C23/36°C

30th Jul 2025285 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025289 AMAQI
30th Jul 20252710 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025312 PMAQI
30th Jul 2025333 PMAQI
30th Jul 2025294 PMAQI
30th Jul 2025305 PMAQI
30th Jul 2025296 PMAQI
30th Jul 2025287 PMAQI
30th Jul 2025268 PMAQI
30th Jul 2025279 PMAQI
30th Jul 20252810 PMAQI
30th Jul 20252611 PMAQI
31st Jul 20252812 AMAQI
31st Jul 2025281 AMAQI
31st Jul 2025272 AMAQI
31st Jul 2025283 AMAQI
31st Jul 2025284 AMAQI

29°C23/37°C

31st Jul 2025275 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025277 AMAQI
31st Jul 2025278 AMAQI
31st Jul 2025279 AMAQI
31st Jul 20252710 AMAQI
31st Jul 20253711 AMAQI
31st Jul 20253912 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025342 PMAQI
31st Jul 2025373 PMAQI
31st Jul 2025334 PMAQI
31st Jul 2025315 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025357 PMAQI
31st Jul 2025368 PMAQI
31st Jul 2025379 PMAQI
31st Jul 20254210 PMAQI
31st Jul 20254011 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025313 AMAQI
1st Aug 2025304 AMAQI

29°C23/36°C

1st Aug 2025295 AMAQI
1st Aug 2025296 AMAQI
1st Aug 2025317 AMAQI
1st Aug 2025328 AMAQI
1st Aug 2025519 AMAQI
1st Aug 20254910 AMAQI
1st Aug 20254911 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025512 PMAQI
1st Aug 2025533 PMAQI
1st Aug 2025584 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025576 PMAQI
1st Aug 2025537 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025499 PMAQI
1st Aug 20254410 PMAQI
1st Aug 20254511 PMAQI
2nd Aug 20254612 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025322 AMAQI
2nd Aug 2025323 AMAQI
2nd Aug 2025364 AMAQI

30°C25/35°C

2nd Aug 2025385 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20256010 AMAQI
2nd Aug 20255911 AMAQI
2nd Aug 20255812 PMAQI
2nd Aug 2025591 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025576 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025528 PMAQI
2nd Aug 2025489 PMAQI
2nd Aug 20254810 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20254012 AMAQI
3rd Aug 2025391 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025393 AMAQI
3rd Aug 2025424 AMAQI

29°C24/35°C

3rd Aug 2025455 AMAQI
3rd Aug 2025436 AMAQI
3rd Aug 2025437 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025509 AMAQI
3rd Aug 20255510 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025581 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025563 PMAQI
3rd Aug 2025614 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025546 PMAQI
3rd Aug 2025527 PMAQI
3rd Aug 2025558 PMAQI
3rd Aug 2025509 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20254611 PMAQI
4th Aug 20254712 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025413 AMAQI
4th Aug 2025444 AMAQI

29°C24/36°C

4th Aug 2025465 AMAQI
4th Aug 2025486 AMAQI
4th Aug 2025467 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025479 AMAQI
4th Aug 20254910 AMAQI
4th Aug 20255211 AMAQI
4th Aug 20254212 PMAQI
4th Aug 2025401 PMAQI
4th Aug 2025412 PMAQI
4th Aug 2025373 PMAQI
4th Aug 2025444 PMAQI
4th Aug 2025485 PMAQI
4th Aug 2025516 PMAQI
4th Aug 2025457 PMAQI
4th Aug 2025528 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20254910 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254612 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025443 AMAQI
5th Aug 2025464 AMAQI

29°C26/33°C

5th Aug 2025465 AMAQI
5th Aug 2025466 AMAQI
5th Aug 2025487 AMAQI
5th Aug 2025458 AMAQI
5th Aug 2025409 AMAQI
5th Aug 20254610 AMAQI
5th Aug 20255011 AMAQI
5th Aug 20254512 PMAQI
5th Aug 2025511 PMAQI
5th Aug 2025552 PMAQI
5th Aug 2025503 PMAQI
5th Aug 2025424 PMAQI
5th Aug 2025405 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025407 PMAQI
5th Aug 2025448 PMAQI
5th Aug 2025479 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025461 AMAQI
6th Aug 2025462 AMAQI
6th Aug 2025443 AMAQI
6th Aug 2025484 AMAQI

30°C26/35°C

6th Aug 2025485 AMAQI
6th Aug 2025486 AMAQI
6th Aug 2025477 AMAQI
6th Aug 2025478 AMAQI
6th Aug 2025359 AMAQI
6th Aug 20253410 AMAQI
6th Aug 20253611 AMAQI
6th Aug 20253612 PMAQI
6th Aug 2025351 PMAQI
6th Aug 2025402 PMAQI
6th Aug 2025383 PMAQI
6th Aug 2025414 PMAQI
6th Aug 2025445 PMAQI
6th Aug 2025426 PMAQI
6th Aug 2025487 PMAQI
6th Aug 2025498 PMAQI
6th Aug 2025499 PMAQI
6th Aug 20254710 PMAQI
6th Aug 20254411 PMAQI
7th Aug 20254712 AMAQI
7th Aug 2025461 AMAQI
7th Aug 2025462 AMAQI
7th Aug 2025453 AMAQI
7th Aug 2025454 AMAQI

30°C26/35°C

7th Aug 2025465 AMAQI
7th Aug 2025466 AMAQI
7th Aug 2025467 AMAQI
7th Aug 2025458 AMAQI
7th Aug 2025489 AMAQI
7th Aug 20255310 AMAQI
7th Aug 20254811 AMAQI
7th Aug 20255512 PMAQI
7th Aug 2025551 PMAQI
7th Aug 2025552 PMAQI
7th Aug 2025583 PMAQI
7th Aug 2025604 PMAQI
7th Aug 2025585 PMAQI
7th Aug 2025616 PMAQI
7th Aug 2025607 PMAQI
7th Aug 2025608 PMAQI
7th Aug 2025549 PMAQI
7th Aug 20255410 PMAQI
7th Aug 20255311 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025481 AMAQI
8th Aug 2025472 AMAQI
8th Aug 2025473 AMAQI
8th Aug 2025484 AMAQI

28°C25/31°C

8th Aug 2025485 AMAQI
8th Aug 2025496 AMAQI
8th Aug 2025497 AMAQI
8th Aug 2025488 AMAQI
8th Aug 2025509 AMAQI
8th Aug 20254110 AMAQI
8th Aug 20253511 AMAQI
8th Aug 20253612 PMAQI
8th Aug 2025371 PMAQI
8th Aug 2025402 PMAQI
8th Aug 2025383 PMAQI
8th Aug 2025394 PMAQI
8th Aug 2025415 PMAQI
8th Aug 2025386 PMAQI
8th Aug 2025377 PMAQI
8th Aug 2025388 PMAQI
8th Aug 2025439 PMAQI
8th Aug 20254110 PMAQI
8th Aug 20254411 PMAQI
9th Aug 20254412 AMAQI
9th Aug 2025491 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025503 AMAQI
9th Aug 2025494 AMAQI

27°C24/31°C

9th Aug 2025485 AMAQI
9th Aug 2025486 AMAQI
9th Aug 2025487 AMAQI
9th Aug 2025488 AMAQI
9th Aug 2025309 AMAQI
9th Aug 20252510 AMAQI
9th Aug 20253111 AMAQI
9th Aug 20252712 PMAQI
9th Aug 2025221 PMAQI
9th Aug 2025202 PMAQI
9th Aug 2025203 PMAQI
9th Aug 2025224 PMAQI
9th Aug 2025265 PMAQI
9th Aug 2025256 PMAQI
9th Aug 2025257 PMAQI
9th Aug 2025288 PMAQI
9th Aug 2025349 PMAQI
9th Aug 20253910 PMAQI
9th Aug 20254111 PMAQI
10th Aug 20254412 AMAQI
10th Aug 2025481 AMAQI
10th Aug 2025502 AMAQI
10th Aug 2025493 AMAQI
10th Aug 2025484 AMAQI

23°C22/23°C

10th Aug 2025445 AMAQI
5 AM
10th Aug 2025446 AMAQI
10th Aug 2025447 AMAQI
10th Aug 2025438 AMAQI
10th Aug 2025379 AMAQI
10th Aug 20252810 AMAQI
10th Aug 20253411 AMAQI
10th Aug 20253712 PMAQI
12 PM
10th Aug 2025331 PMAQI
10th Aug 2025312 PMAQI
10th Aug 2025303 PMAQI
10th Aug 2025274 PMAQI
10th Aug 2025275 PMAQI
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

44AQI

4 hours / Day
120 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 5 AM to 8 AM (Avg. 44), while the lowest AQI was between 9 AM to 10 AM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 4 AM

44AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM

40AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 44), while the lowest AQI was between 8 PM to 8 PM (Avg. 40).

2025 Days Vs Air Quality

Hiratsune, Iizuka, Fukuoka, Japan

2025

71%

156

29%

65

Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)

Good
156 Days
Moderate
65 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 71%

Health Risk Level:

Low

In 2025, 71% of 222 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

Hiratsune, Iizuka, Fukuoka, 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
35AQI
2nd January 2025
43AQI
3rd January 2025
33AQI
4th January 2025
40AQI
5th January 2025
40AQI
6th January 2025
60AQI
7th January 2025
32AQI
8th January 2025
43AQI
9th January 2025
29AQI
10th January 2025
32AQI
11th January 2025
32AQI
12th January 2025
31AQI
13th January 2025
41AQI
14th January 2025
45AQI
15th January 2025
45AQI
16th January 2025
44AQI
17th January 2025
54AQI
18th January 2025
52AQI
19th January 2025
51AQI
20th January 2025
66AQI
21st January 2025
73AQI
22nd January 2025
80AQI
23rd January 2025
67AQI
24th January 2025
76AQI
25th January 2025
48AQI
26th January 2025
46AQI
27th January 2025
45AQI
28th January 2025
38AQI
29th January 2025
35AQI
30th January 2025
38AQI
31st January 2025
48AQI
1st February 2025
44AQI
2nd February 2025
35AQI
3rd February 2025
55AQI
4th February 2025
33AQI
5th February 2025
44AQI
6th February 2025
30AQI
7th February 2025
39AQI
8th February 2025
30AQI
9th February 2025
33AQI
10th February 2025
31AQI
11th February 2025
42AQI
12th February 2025
38AQI
13th February 2025
35AQI
14th February 2025
42AQI
15th February 2025
31AQI
16th February 2025
39AQI
17th February 2025
39AQI
18th February 2025
35AQI
19th February 2025
35AQI
20th February 2025
32AQI
21st February 2025
34AQI
22nd February 2025
39AQI
23rd February 2025
38AQI
24th February 2025
36AQI
25th February 2025
37AQI
26th February 2025
54AQI
27th February 2025
59AQI
28th February 2025
68AQI
1st March 2025
59AQI
2nd March 2025
40AQI
3rd March 2025
42AQI
4th March 2025
34AQI
5th March 2025
34AQI
6th March 2025
33AQI
7th March 2025
37AQI
8th March 2025
40AQI
9th March 2025
44AQI
10th March 2025
49AQI
11th March 2025
52AQI
12th March 2025
53AQI
13th March 2025
55AQI
14th March 2025
44AQI
15th March 2025
34AQI
16th March 2025
34AQI
17th March 2025
48AQI
18th March 2025
46AQI
19th March 2025
41AQI
20th March 2025
57AQI
21st March 2025
56AQI
22nd March 2025
67AQI
23rd March 2025
64AQI
24th March 2025
57AQI
25th March 2025
65AQI
26th March 2025
65AQI
27th March 2025
55AQI
28th March 2025
64AQI
29th March 2025
51AQI
30th March 2025
44AQI
31st March 2025
44AQI
1st April 2025
47AQI
2nd April 2025
37AQI
3rd April 2025
34AQI
4th April 2025
40AQI
5th April 2025
42AQI
6th April 2025
44AQI
7th April 2025
42AQI
8th April 2025
42AQI
9th April 2025
54AQI
10th April 2025
47AQI
11th April 2025
57AQI
12th April 2025
53AQI
13th April 2025
51AQI
14th April 2025
49AQI
15th April 2025
35AQI
16th April 2025
51AQI
17th April 2025
45AQI
18th April 2025
52AQI
19th April 2025
53AQI
20th April 2025
46AQI
21st April 2025
44AQI
22nd April 2025
41AQI
23rd April 2025
29AQI
24th April 2025
40AQI
25th April 2025
56AQI
26th April 2025
47AQI
27th April 2025
54AQI
28th April 2025
44AQI
29th April 2025
51AQI
30th April 2025
53AQI
1st May 2025
50AQI
2nd May 2025
44AQI
3rd May 2025
45AQI
4th May 2025
42AQI
5th May 2025
45AQI
6th May 2025
34AQI
7th May 2025
37AQI
8th May 2025
42AQI
9th May 2025
29AQI
10th May 2025
39AQI
11th May 2025
45AQI
12th May 2025
52AQI
13th May 2025
56AQI
14th May 2025
62AQI
15th May 2025
58AQI
16th May 2025
61AQI
17th May 2025
40AQI
18th May 2025
53AQI
19th May 2025
55AQI
20th May 2025
43AQI
21st May 2025
41AQI
22nd May 2025
39AQI
23rd May 2025
45AQI
24th May 2025
26AQI
25th May 2025
34AQI
26th May 2025
36AQI
27th May 2025
44AQI
28th May 2025
48AQI
29th May 2025
47AQI
30th May 2025
45AQI
31st May 2025
41AQI
1st June 2025
50AQI
2nd June 2025
53AQI
3rd June 2025
35AQI
4th June 2025
46AQI
5th June 2025
45AQI
6th June 2025
51AQI
7th June 2025
64AQI
8th June 2025
70AQI
9th June 2025
36AQI
10th June 2025
29AQI
11th June 2025
40AQI
12th June 2025
40AQI
13th June 2025
37AQI
14th June 2025
30AQI
15th June 2025
28AQI
16th June 2025
28AQI
17th June 2025
30AQI
18th June 2025
36AQI
19th June 2025
37AQI
20th June 2025
39AQI
21st June 2025
31AQI
22nd June 2025
26AQI
23rd June 2025
26AQI
24th June 2025
25AQI
25th June 2025
29AQI
26th June 2025
33AQI
27th June 2025
33AQI
28th June 2025
34AQI
29th June 2025
36AQI
30th June 2025
44AQI
1st July 2025
57AQI
2nd July 2025
67AQI
3rd July 2025
81AQI
4th July 2025
76AQI
5th July 2025
69AQI
6th July 2025
62AQI
7th July 2025
60AQI
8th July 2025
62AQI
9th July 2025
68AQI
10th July 2025
69AQI
11th July 2025
58AQI
12th July 2025
54AQI
13th July 2025
50AQI
14th July 2025
46AQI
15th July 2025
51AQI
16th July 2025
56AQI
17th July 2025
55AQI
18th July 2025
43AQI
19th July 2025
42AQI
20th July 2025
37AQI
21st July 2025
38AQI
22nd July 2025
42AQI
23rd July 2025
38AQI
24th July 2025
35AQI
25th July 2025
30AQI
26th July 2025
29AQI
27th July 2025
27AQI
28th July 2025
28AQI
29th July 2025
28AQI
30th July 2025
28AQI
31st July 2025
32AQI
1st August 2025
44AQI
2nd August 2025
47AQI
3rd August 2025
49AQI
4th August 2025
46AQI
5th August 2025
45AQI
6th August 2025
44AQI
7th August 2025
52AQI
8th August 2025
43AQI
9th August 2025
43AQI

47AQI

40AQI

49AQI

46AQI

44AQI

38AQI

49AQI

46AQI

No. of days

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

202545AQI

22
9
24
4
17
14
19
11
24
7
26
4
16
15
8
1
156
65

Highest AQI recorded in

July

49AQI

Lowest AQI recorded in

June

38AQI

202438AQI

25
6
24
5
25
6
17
12
1
23
8
26
4
31
28
3
24
6
31
27
3
30
1
311
54
1

Highest AQI recorded in

April

50AQI

Lowest AQI recorded in

July

25AQI

202343AQI

23
6
2
25
3
19
12
15
15
18
13
16
14
25
6
29
2
29
1
29
2
18
11
23
8
269
93
2

Highest AQI recorded in

April

52AQI

Lowest AQI recorded in

August

36AQI

202246AQI

21
9
16
5
21
10
20
10
15
16
21
9
10
12
1
22
6
23
8
20
10
29
2
218
98

Highest AQI recorded in

August

60AQI

Lowest AQI recorded in

December

36AQI

202142AQI

22
8
21
7
21
9
1
24
6
20
11
15
15
30
1
30
1
25
5
24
7
20
10
25
6
277
86
1

Highest AQI recorded in

June

50AQI

Lowest AQI recorded in

August

33AQI

202042AQI

12
1
14
7
9
9
20
10
29
2
15
14
2
16
3
26
5
23
7
22
9
186
67
2

Highest AQI recorded in

August

56AQI

Lowest AQI recorded in

July

29AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
46AQI
Least Polluted Year Recorded
2024(Avg.)
38AQI

Hiratsune's annual 2025 AQI (45) shows an average percentage change of 6.1% (worsened AQI) compared to previous years: 2020 (42), 2021 (42), 2022 (46), 2023 (43), 2024 (38).