Iwaki, Fukushima, 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
Iwaki, Fukushima, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
49AQILowest AQI recorded on
14th Aug 2021
18AQISame Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 33 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Iwaki, Fukushima, Japan
AQI
Day
Night
.
4 AM11th Aug 2025
6 PM
3 AM12th Aug 2025
Day time
Avg. Highest Time
5PM11th Aug
38AQI
Avg. Lowest Time
9AM11th Aug
25AQI
Night time
Avg. Highest Time
2AM12th Aug
36AQI
Avg. Lowest Time
12AM12th Aug
31AQI
In the last 24 hours,
Iwaki's AQI reached its highest point of 38 at 5 PM during the Day, while the lowest point, 25, was recorded at 9 AM during the Day between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Iwaki, Fukushima, Japan
JulAug
13th - 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 - 11th11th - 12th12th
Day
Night
13th Jul 2025534 AMAQI
13th Jul 2025535 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025459 AMAQI
13th Jul 20254210 AMAQI
13th Jul 20254611 AMAQI
13th Jul 20254712 PMAQI
13th Jul 2025491 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025494 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025447 PMAQI
13th Jul 2025448 PMAQI
13th Jul 2025509 PMAQI
13th Jul 20255010 PMAQI
13th Jul 20255011 PMAQI
14th Jul 20255012 AMAQI
14th Jul 2025511 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
22°C17/27°C
14th Jul 2025524 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025516 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20252210 AMAQI
14th Jul 20252211 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025361 PMAQI
14th Jul 2025392 PMAQI
14th Jul 2025453 PMAQI
14th Jul 2025494 PMAQI
14th Jul 2025495 PMAQI
14th Jul 2025486 PMAQI
14th Jul 2025447 PMAQI
14th Jul 2025488 PMAQI
14th Jul 2025499 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254911 PMAQI
15th Jul 20254912 AMAQI
15th Jul 2025491 AMAQI
15th Jul 2025512 AMAQI
15th Jul 2025513 AMAQI
23°C22/25°C
15th Jul 2025514 AMAQI
15th Jul 2025515 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025518 AMAQI
15th Jul 2025489 AMAQI
15th Jul 20255110 AMAQI
15th Jul 20254311 AMAQI
15th Jul 20254012 PMAQI
15th Jul 2025431 PMAQI
15th Jul 2025422 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025424 PMAQI
15th Jul 2025455 PMAQI
15th Jul 2025476 PMAQI
15th Jul 2025507 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254810 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025491 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025513 AMAQI
24°C24/25°C
16th Jul 2025494 AMAQI
16th Jul 2025495 AMAQI
16th Jul 2025496 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025569 AMAQI
16th Jul 20255710 AMAQI
16th Jul 20255511 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025471 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025463 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025445 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025468 PMAQI
16th Jul 2025479 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254711 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025491 AMAQI
17th Jul 2025492 AMAQI
17th Jul 2025513 AMAQI
24°C23/27°C
17th Jul 2025504 AMAQI
17th Jul 2025505 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025429 AMAQI
17th Jul 20253910 AMAQI
17th Jul 20254411 AMAQI
17th Jul 20254512 PMAQI
17th Jul 2025451 PMAQI
17th Jul 2025502 PMAQI
17th Jul 2025503 PMAQI
17th Jul 2025514 PMAQI
17th Jul 2025475 PMAQI
17th Jul 2025476 PMAQI
17th Jul 2025497 PMAQI
17th Jul 2025488 PMAQI
17th Jul 2025479 PMAQI
17th Jul 20254810 PMAQI
17th Jul 20254611 PMAQI
18th Jul 20254712 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025492 AMAQI
18th Jul 2025493 AMAQI
25°C22/29°C
18th Jul 2025494 AMAQI
18th Jul 2025495 AMAQI
18th Jul 2025486 AMAQI
18th Jul 2025487 AMAQI
18th Jul 2025488 AMAQI
18th Jul 2025489 AMAQI
18th Jul 20254410 AMAQI
18th Jul 20254311 AMAQI
18th Jul 20254412 PMAQI
18th Jul 2025431 PMAQI
18th Jul 2025432 PMAQI
18th Jul 2025463 PMAQI
18th Jul 2025444 PMAQI
18th Jul 2025435 PMAQI
18th Jul 2025436 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025448 PMAQI
18th Jul 2025459 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254511 PMAQI
19th Jul 20254612 AMAQI
19th Jul 2025481 AMAQI
19th Jul 2025492 AMAQI
19th Jul 2025493 AMAQI
25°C22/29°C
19th Jul 2025484 AMAQI
19th Jul 2025485 AMAQI
19th Jul 2025486 AMAQI
19th Jul 2025487 AMAQI
19th Jul 2025488 AMAQI
19th Jul 2025459 AMAQI
19th Jul 20253910 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253512 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025363 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025385 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025358 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20253910 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20254012 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025482 AMAQI
20th Jul 2025483 AMAQI
24°C21/28°C
20th Jul 2025474 AMAQI
20th Jul 2025455 AMAQI
20th Jul 2025456 AMAQI
20th Jul 2025467 AMAQI
20th Jul 2025468 AMAQI
20th Jul 2025479 AMAQI
20th Jul 20254610 AMAQI
20th Jul 20254411 AMAQI
20th Jul 20254212 PMAQI
20th Jul 2025471 PMAQI
20th Jul 2025502 PMAQI
20th Jul 2025483 PMAQI
20th Jul 2025464 PMAQI
20th Jul 2025435 PMAQI
20th Jul 2025436 PMAQI
20th Jul 2025467 PMAQI
20th Jul 2025468 PMAQI
20th Jul 2025449 PMAQI
20th Jul 20254610 PMAQI
20th Jul 20254611 PMAQI
21st Jul 20254412 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025443 AMAQI
25°C22/29°C
21st Jul 2025444 AMAQI
21st Jul 2025465 AMAQI
21st Jul 2025466 AMAQI
21st Jul 2025447 AMAQI
21st Jul 2025458 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20254910 AMAQI
21st Jul 20255311 AMAQI
21st Jul 20254812 PMAQI
21st Jul 2025451 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025513 PMAQI
21st Jul 2025494 PMAQI
21st Jul 2025455 PMAQI
21st Jul 2025486 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025458 PMAQI
21st Jul 2025479 PMAQI
21st Jul 20254810 PMAQI
21st Jul 20254711 PMAQI
22nd Jul 20254612 AMAQI
22nd Jul 2025441 AMAQI
22nd Jul 2025432 AMAQI
22nd Jul 2025443 AMAQI
26°C22/30°C
22nd Jul 2025444 AMAQI
22nd Jul 2025445 AMAQI
22nd Jul 2025456 AMAQI
22nd Jul 2025447 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025569 AMAQI
22nd Jul 20255510 AMAQI
22nd Jul 20255711 AMAQI
22nd Jul 20255712 PMAQI
22nd Jul 2025551 PMAQI
22nd Jul 2025542 PMAQI
22nd Jul 2025543 PMAQI
22nd Jul 2025524 PMAQI
22nd Jul 2025495 PMAQI
22nd Jul 2025466 PMAQI
22nd Jul 2025487 PMAQI
22nd Jul 2025518 PMAQI
22nd Jul 2025489 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20254811 PMAQI
23rd Jul 20254712 AMAQI
23rd Jul 2025461 AMAQI
23rd Jul 2025442 AMAQI
23rd Jul 2025433 AMAQI
26°C23/31°C
23rd Jul 2025444 AMAQI
23rd Jul 2025485 AMAQI
23rd Jul 2025496 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025488 AMAQI
23rd Jul 2025579 AMAQI
23rd Jul 20256010 AMAQI
23rd Jul 20256011 AMAQI
23rd Jul 20255812 PMAQI
23rd Jul 2025581 PMAQI
23rd Jul 2025592 PMAQI
23rd Jul 2025623 PMAQI
23rd Jul 2025594 PMAQI
23rd Jul 2025545 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025517 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20255010 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20255112 AMAQI
24th Jul 2025491 AMAQI
24th Jul 2025462 AMAQI
24th Jul 2025463 AMAQI
26°C23/30°C
24th Jul 2025484 AMAQI
24th Jul 2025505 AMAQI
24th Jul 2025506 AMAQI
24th Jul 2025507 AMAQI
24th Jul 2025518 AMAQI
24th Jul 2025579 AMAQI
24th Jul 20256210 AMAQI
24th Jul 20256111 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025565 PMAQI
24th Jul 2025556 PMAQI
24th Jul 2025547 PMAQI
24th Jul 2025538 PMAQI
24th Jul 2025529 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025512 AMAQI
25th Jul 2025513 AMAQI
26°C22/30°C
25th Jul 2025514 AMAQI
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025528 AMAQI
25th Jul 2025579 AMAQI
25th Jul 20256410 AMAQI
25th Jul 20256611 AMAQI
25th Jul 20256412 PMAQI
25th Jul 2025611 PMAQI
25th Jul 2025622 PMAQI
25th Jul 2025623 PMAQI
25th Jul 2025594 PMAQI
25th Jul 2025585 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025497 PMAQI
25th Jul 2025498 PMAQI
25th Jul 2025519 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255311 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025531 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26°C23/30°C
26th Jul 2025524 AMAQI
26th Jul 2025535 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025537 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025579 AMAQI
26th Jul 20255910 AMAQI
26th Jul 20256011 AMAQI
26th Jul 20255912 PMAQI
26th Jul 2025591 PMAQI
26th Jul 2025572 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025545 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025557 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025529 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025533 AMAQI
26°C22/30°C
27th Jul 2025534 AMAQI
27th Jul 2025545 AMAQI
27th Jul 2025536 AMAQI
27th Jul 2025537 AMAQI
27th Jul 2025548 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255511 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025581 PMAQI
27th Jul 2025572 PMAQI
27th Jul 2025533 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025555 PMAQI
27th Jul 2025546 PMAQI
27th Jul 2025517 PMAQI
27th Jul 2025498 PMAQI
27th Jul 2025529 PMAQI
27th Jul 20255310 PMAQI
27th Jul 20255311 PMAQI
28th Jul 20255412 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025532 AMAQI
28th Jul 2025533 AMAQI
26°C23/31°C
28th Jul 2025534 AMAQI
28th Jul 2025545 AMAQI
28th Jul 2025536 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025548 AMAQI
28th Jul 2025509 AMAQI
28th Jul 20255010 AMAQI
28th Jul 20255311 AMAQI
28th Jul 20255212 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025482 PMAQI
28th Jul 2025453 PMAQI
28th Jul 2025474 PMAQI
28th Jul 2025495 PMAQI
28th Jul 2025516 PMAQI
28th Jul 2025507 PMAQI
28th Jul 2025518 PMAQI
28th Jul 2025539 PMAQI
28th Jul 20255310 PMAQI
28th Jul 20255411 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025531 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025533 AMAQI
26°C23/30°C
29th Jul 2025544 AMAQI
29th Jul 2025535 AMAQI
29th Jul 2025536 AMAQI
29th Jul 2025537 AMAQI
29th Jul 2025538 AMAQI
29th Jul 2025529 AMAQI
29th Jul 20255410 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255512 PMAQI
29th Jul 2025531 PMAQI
29th Jul 2025542 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025435 PMAQI
29th Jul 2025376 PMAQI
29th Jul 2025297 PMAQI
29th Jul 2025368 PMAQI
29th Jul 2025489 PMAQI
29th Jul 20254310 PMAQI
29th Jul 20254611 PMAQI
30th Jul 20255012 AMAQI
30th Jul 2025491 AMAQI
30th Jul 2025532 AMAQI
30th Jul 2025533 AMAQI
25°C22/30°C
30th Jul 2025544 AMAQI
30th Jul 2025545 AMAQI
30th Jul 2025546 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025548 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20254010 AMAQI
30th Jul 20254111 AMAQI
30th Jul 20253812 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025432 PMAQI
30th Jul 2025423 PMAQI
30th Jul 2025434 PMAQI
30th Jul 2025445 PMAQI
30th Jul 2025476 PMAQI
30th Jul 2025487 PMAQI
30th Jul 2025478 PMAQI
30th Jul 2025509 PMAQI
30th Jul 20254810 PMAQI
30th Jul 20254611 PMAQI
31st Jul 20254712 AMAQI
31st Jul 2025491 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
24°C21/28°C
31st Jul 2025534 AMAQI
31st Jul 2025525 AMAQI
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255210 AMAQI
31st Jul 20253711 AMAQI
31st Jul 20252912 PMAQI
31st Jul 2025301 PMAQI
31st Jul 2025282 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025315 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025287 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025329 PMAQI
31st Jul 20253510 PMAQI
31st Jul 20253511 PMAQI
1st Aug 20253112 AMAQI
1st Aug 2025391 AMAQI
1st Aug 2025422 AMAQI
1st Aug 2025423 AMAQI
24°C20/27°C
1st Aug 2025444 AMAQI
1st Aug 2025415 AMAQI
1st Aug 2025416 AMAQI
1st Aug 2025437 AMAQI
1st Aug 2025418 AMAQI
1st Aug 2025419 AMAQI
1st Aug 20253910 AMAQI
1st Aug 20254211 AMAQI
1st Aug 20254612 PMAQI
1st Aug 2025391 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025353 PMAQI
1st Aug 2025424 PMAQI
1st Aug 2025405 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025287 PMAQI
1st Aug 2025328 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253410 PMAQI
1st Aug 20253111 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025413 AMAQI
24°C21/26°C
2nd Aug 2025414 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025418 AMAQI
2nd Aug 2025329 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20253911 AMAQI
2nd Aug 20253312 PMAQI
2nd Aug 2025381 PMAQI
2nd Aug 2025452 PMAQI
2nd Aug 2025423 PMAQI
2nd Aug 2025384 PMAQI
2nd Aug 2025435 PMAQI
2nd Aug 2025456 PMAQI
2nd Aug 2025477 PMAQI
2nd Aug 2025358 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253310 PMAQI
2nd Aug 20253511 PMAQI
3rd Aug 20253012 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
26°C23/31°C
3rd Aug 2025384 AMAQI
3rd Aug 2025385 AMAQI
3rd Aug 2025376 AMAQI
3rd Aug 2025377 AMAQI
3rd Aug 2025378 AMAQI
3rd Aug 2025429 AMAQI
3rd Aug 20253910 AMAQI
3rd Aug 20254711 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025491 PMAQI
3rd Aug 2025512 PMAQI
3rd Aug 2025433 PMAQI
3rd Aug 2025444 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025437 PMAQI
3rd Aug 2025378 PMAQI
3rd Aug 2025359 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253611 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025372 AMAQI
4th Aug 2025373 AMAQI
26°C23/30°C
4th Aug 2025394 AMAQI
4th Aug 2025405 AMAQI
4th Aug 2025396 AMAQI
4th Aug 2025397 AMAQI
4th Aug 2025408 AMAQI
4th Aug 2025519 AMAQI
4th Aug 20255410 AMAQI
4th Aug 20256311 AMAQI
4th Aug 20256012 PMAQI
4th Aug 2025601 PMAQI
4th Aug 2025602 PMAQI
4th Aug 2025593 PMAQI
4th Aug 2025664 PMAQI
4th Aug 2025625 PMAQI
4th Aug 2025636 PMAQI
4th Aug 2025577 PMAQI
4th Aug 2025608 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255010 PMAQI
4th Aug 20254311 PMAQI
5th Aug 20254612 AMAQI
5th Aug 2025411 AMAQI
5th Aug 2025402 AMAQI
5th Aug 2025393 AMAQI
26°C23/31°C
5th Aug 2025424 AMAQI
5th Aug 2025435 AMAQI
5th Aug 2025406 AMAQI
5th Aug 2025417 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025479 AMAQI
5th Aug 20255210 AMAQI
5th Aug 20255111 AMAQI
5th Aug 20255712 PMAQI
5th Aug 2025511 PMAQI
5th Aug 2025502 PMAQI
5th Aug 2025503 PMAQI
5th Aug 2025524 PMAQI
5th Aug 2025515 PMAQI
5th Aug 2025466 PMAQI
5th Aug 2025377 PMAQI
5th Aug 2025448 PMAQI
5th Aug 2025409 PMAQI
5th Aug 20253810 PMAQI
5th Aug 20253711 PMAQI
6th Aug 20253712 AMAQI
6th Aug 2025421 AMAQI
6th Aug 2025452 AMAQI
6th Aug 2025453 AMAQI
28°C23/33°C
6th Aug 2025474 AMAQI
6th Aug 2025465 AMAQI
6th Aug 2025456 AMAQI
6th Aug 2025457 AMAQI
6th Aug 2025448 AMAQI
6th Aug 2025399 AMAQI
6th Aug 20253810 AMAQI
6th Aug 20253811 AMAQI
6th Aug 20254812 PMAQI
6th Aug 2025391 PMAQI
6th Aug 2025452 PMAQI
6th Aug 2025403 PMAQI
6th Aug 2025434 PMAQI
6th Aug 2025445 PMAQI
6th Aug 2025376 PMAQI
6th Aug 2025407 PMAQI
6th Aug 2025438 PMAQI
6th Aug 2025419 PMAQI
6th Aug 20254410 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20253912 AMAQI
7th Aug 2025421 AMAQI
7th Aug 2025452 AMAQI
7th Aug 2025433 AMAQI
26°C23/31°C
7th Aug 2025434 AMAQI
7th Aug 2025435 AMAQI
7th Aug 2025436 AMAQI
7th Aug 2025417 AMAQI
7th Aug 2025428 AMAQI
7th Aug 2025319 AMAQI
7th Aug 20253610 AMAQI
7th Aug 20253911 AMAQI
7th Aug 20252412 PMAQI
7th Aug 2025281 PMAQI
7th Aug 2025312 PMAQI
7th Aug 2025243 PMAQI
7th Aug 2025234 PMAQI
7th Aug 2025275 PMAQI
7th Aug 2025316 PMAQI
7th Aug 2025357 PMAQI
7th Aug 2025358 PMAQI
7th Aug 2025379 PMAQI
7th Aug 20253610 PMAQI
7th Aug 20253711 PMAQI
8th Aug 20253712 AMAQI
8th Aug 2025381 AMAQI
8th Aug 2025422 AMAQI
8th Aug 2025423 AMAQI
26°C22/30°C
8th Aug 2025414 AMAQI
8th Aug 2025395 AMAQI
8th Aug 2025396 AMAQI
8th Aug 2025407 AMAQI
8th Aug 2025408 AMAQI
8th Aug 2025259 AMAQI
8th Aug 20252110 AMAQI
8th Aug 20252111 AMAQI
8th Aug 20252112 PMAQI
8th Aug 2025251 PMAQI
8th Aug 2025272 PMAQI
8th Aug 2025303 PMAQI
8th Aug 2025324 PMAQI
8th Aug 2025325 PMAQI
8th Aug 2025316 PMAQI
8th Aug 2025307 PMAQI
8th Aug 2025318 PMAQI
8th Aug 2025359 PMAQI
8th Aug 20253510 PMAQI
8th Aug 20253611 PMAQI
9th Aug 20253412 AMAQI
9th Aug 2025351 AMAQI
9th Aug 2025372 AMAQI
9th Aug 2025383 AMAQI
25°C22/31°C
9th Aug 2025384 AMAQI
9th Aug 2025385 AMAQI
9th Aug 2025376 AMAQI
9th Aug 2025377 AMAQI
9th Aug 2025368 AMAQI
9th Aug 2025269 AMAQI
9th Aug 20252710 AMAQI
9th Aug 20252811 AMAQI
9th Aug 20252812 PMAQI
9th Aug 2025301 PMAQI
9th Aug 2025302 PMAQI
9th Aug 2025293 PMAQI
9th Aug 2025254 PMAQI
9th Aug 2025275 PMAQI
9th Aug 2025266 PMAQI
9th Aug 2025277 PMAQI
9th Aug 2025288 PMAQI
9th Aug 2025349 PMAQI
9th Aug 20253510 PMAQI
9th Aug 20253611 PMAQI
10th Aug 20253412 AMAQI
10th Aug 2025351 AMAQI
10th Aug 2025372 AMAQI
10th Aug 2025363 AMAQI
24°C21/29°C
10th Aug 2025364 AMAQI
10th Aug 2025345 AMAQI
10th Aug 2025346 AMAQI
10th Aug 2025357 AMAQI
10th Aug 2025348 AMAQI
10th Aug 2025369 AMAQI
10th Aug 20253610 AMAQI
10th Aug 20253311 AMAQI
10th Aug 20253412 PMAQI
10th Aug 2025401 PMAQI
10th Aug 2025432 PMAQI
10th Aug 2025413 PMAQI
10th Aug 2025394 PMAQI
10th Aug 2025335 PMAQI
10th Aug 2025286 PMAQI
10th Aug 2025327 PMAQI
10th Aug 2025368 PMAQI
10th Aug 2025349 PMAQI
10th Aug 20253110 PMAQI
10th Aug 20253211 PMAQI
11th Aug 20253412 AMAQI
11th Aug 2025341 AMAQI
11th Aug 2025342 AMAQI
11th Aug 2025343 AMAQI
23°C22/23°C
11th Aug 2025344 AMAQI
11th Aug 2025355 AMAQI
11th Aug 2025356 AMAQI
11th Aug 2025347 AMAQI
11th Aug 2025358 AMAQI
11th Aug 2025259 AMAQI
11th Aug 20252810 AMAQI
11th Aug 20253711 AMAQI
11th Aug 20253412 PMAQI
11th Aug 2025271 PMAQI
11th Aug 2025302 PMAQI
11th Aug 2025323 PMAQI
11th Aug 2025334 PMAQI
11th Aug 2025385 PMAQI
11th Aug 2025336 PMAQI
11th Aug 2025357 PMAQI
11th Aug 2025338 PMAQI
11th Aug 2025329 PMAQI
11th Aug 20253210 PMAQI
11th Aug 20253111 PMAQI
12th Aug 20253112 AMAQI
12th Aug 2025341 AMAQI
12th Aug 2025362 AMAQI
12th Aug 2025343 AMAQI
25°C23/27°C
12th Aug 2025354 AMAQI
4 AM12th Aug 2025325 AMAQI
12th Aug 2025316 AMAQI
12th Aug 2025317 AMAQI
12th Aug 2025328 AMAQI
12th Aug 2025259 AMAQI
12th Aug 20252810 AMAQI
12th Aug 20253311 AMAQI
11 AM12th Aug 20253012 PMAQI
12th Aug 2025301 PMAQI
12th Aug 2025282 PMAQI
12th Aug 2025263 PMAQI
12th Aug 2025284 PMAQI
12th Aug 2025245 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 - 3 AM
45AQI
4 hours / Day
120 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 3 AM (Avg. 45), while the lowest AQI was between 12 AM to 11 PM (Avg. 44).
2025 Days Vs Air Quality
Iwaki, Fukushima, Japan
2025
88%
196
12%
27
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Good
196 DaysModerate
27 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 224 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
Iwaki, Fukushima, 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
28AQI
28AQI
2nd January 2025
27AQI
27AQI
3rd January 2025
26AQI
26AQI
4th January 2025
25AQI
25AQI
5th January 2025
25AQI
25AQI
6th January 2025
31AQI
31AQI
7th January 2025
27AQI
27AQI
8th January 2025
27AQI
27AQI
9th January 2025
26AQI
26AQI
10th January 2025
26AQI
26AQI
11th January 2025
25AQI
25AQI
12th January 2025
24AQI
24AQI
13th January 2025
26AQI
26AQI
14th January 2025
30AQI
30AQI
15th January 2025
26AQI
26AQI
16th January 2025
26AQI
26AQI
17th January 2025
25AQI
25AQI
18th January 2025
27AQI
27AQI
19th January 2025
31AQI
31AQI
20th January 2025
33AQI
33AQI
21st January 2025
42AQI
42AQI
22nd January 2025
35AQI
35AQI
23rd January 2025
40AQI
40AQI
24th January 2025
34AQI
34AQI
25th January 2025
33AQI
33AQI
26th January 2025
31AQI
31AQI
27th January 2025
27AQI
27AQI
28th January 2025
29AQI
29AQI
29th January 2025
29AQI
29AQI
30th January 2025
31AQI
31AQI
31st January 2025
28AQI
28AQI
1st February 2025
29AQI
29AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
26AQI
26AQI
4th February 2025
29AQI
29AQI
5th February 2025
28AQI
28AQI
6th February 2025
28AQI
28AQI
7th February 2025
28AQI
28AQI
8th February 2025
28AQI
28AQI
9th February 2025
28AQI
28AQI
10th February 2025
28AQI
28AQI
11th February 2025
29AQI
29AQI
12th February 2025
31AQI
31AQI
13th February 2025
33AQI
33AQI
14th February 2025
30AQI
30AQI
15th February 2025
29AQI
29AQI
16th February 2025
33AQI
33AQI
17th February 2025
36AQI
36AQI
18th February 2025
30AQI
30AQI
19th February 2025
30AQI
30AQI
20th February 2025
29AQI
29AQI
21st February 2025
30AQI
30AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
31AQI
31AQI
24th February 2025
31AQI
31AQI
25th February 2025
34AQI
34AQI
26th February 2025
40AQI
40AQI
27th February 2025
42AQI
42AQI
28th February 2025
47AQI
47AQI
1st March 2025
47AQI
47AQI
2nd March 2025
53AQI
53AQI
3rd March 2025
37AQI
37AQI
4th March 2025
38AQI
38AQI
5th March 2025
30AQI
30AQI
6th March 2025
33AQI
33AQI
7th March 2025
32AQI
32AQI
8th March 2025
33AQI
33AQI
9th March 2025
33AQI
33AQI
10th March 2025
38AQI
38AQI
11th March 2025
38AQI
38AQI
12th March 2025
44AQI
44AQI
13th March 2025
49AQI
49AQI
14th March 2025
40AQI
40AQI
15th March 2025
38AQI
38AQI
16th March 2025
27AQI
27AQI
17th March 2025
22AQI
22AQI
18th March 2025
27AQI
27AQI
19th March 2025
22AQI
22AQI
20th March 2025
25AQI
25AQI
21st March 2025
39AQI
39AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
48AQI
48AQI
24th March 2025
42AQI
42AQI
25th March 2025
62AQI
62AQI
26th March 2025
64AQI
64AQI
27th March 2025
65AQI
65AQI
28th March 2025
51AQI
51AQI
29th March 2025
39AQI
39AQI
30th March 2025
35AQI
35AQI
31st March 2025
34AQI
34AQI
1st April 2025
29AQI
29AQI
2nd April 2025
26AQI
26AQI
3rd April 2025
22AQI
22AQI
4th April 2025
22AQI
22AQI
5th April 2025
27AQI
27AQI
6th April 2025
30AQI
30AQI
7th April 2025
30AQI
30AQI
8th April 2025
41AQI
41AQI
9th April 2025
30AQI
30AQI
10th April 2025
44AQI
44AQI
11th April 2025
46AQI
46AQI
12th April 2025
35AQI
35AQI
13th April 2025
34AQI
34AQI
14th April 2025
35AQI
35AQI
15th April 2025
29AQI
29AQI
16th April 2025
26AQI
26AQI
17th April 2025
42AQI
42AQI
18th April 2025
53AQI
53AQI
19th April 2025
61AQI
61AQI
20th April 2025
57AQI
57AQI
21st April 2025
44AQI
44AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
35AQI
35AQI
24th April 2025
38AQI
38AQI
25th April 2025
38AQI
38AQI
26th April 2025
52AQI
52AQI
27th April 2025
50AQI
50AQI
28th April 2025
50AQI
50AQI
29th April 2025
33AQI
33AQI
30th April 2025
32AQI
32AQI
1st May 2025
31AQI
31AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
35AQI
35AQI
4th May 2025
35AQI
35AQI
5th May 2025
36AQI
36AQI
6th May 2025
32AQI
32AQI
7th May 2025
27AQI
27AQI
8th May 2025
32AQI
32AQI
9th May 2025
33AQI
33AQI
10th May 2025
29AQI
29AQI
11th May 2025
27AQI
27AQI
12th May 2025
25AQI
25AQI
13th May 2025
39AQI
39AQI
14th May 2025
38AQI
38AQI
15th May 2025
40AQI
40AQI
16th May 2025
47AQI
47AQI
17th May 2025
34AQI
34AQI
18th May 2025
47AQI
47AQI
19th May 2025
41AQI
41AQI
20th May 2025
61AQI
61AQI
21st May 2025
59AQI
59AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
47AQI
47AQI
24th May 2025
41AQI
41AQI
25th May 2025
30AQI
30AQI
26th May 2025
30AQI
30AQI
27th May 2025
30AQI
30AQI
28th May 2025
30AQI
30AQI
29th May 2025
32AQI
32AQI
30th May 2025
30AQI
30AQI
31st May 2025
22AQI
22AQI
1st June 2025
22AQI
22AQI
2nd June 2025
35AQI
35AQI
3rd June 2025
40AQI
40AQI
4th June 2025
33AQI
33AQI
5th June 2025
44AQI
44AQI
6th June 2025
49AQI
49AQI
7th June 2025
56AQI
56AQI
8th June 2025
60AQI
60AQI
9th June 2025
54AQI
54AQI
10th June 2025
45AQI
45AQI
11th June 2025
40AQI
40AQI
12th June 2025
41AQI
41AQI
13th June 2025
37AQI
37AQI
14th June 2025
36AQI
36AQI
15th June 2025
34AQI
34AQI
16th June 2025
30AQI
30AQI
17th June 2025
36AQI
36AQI
18th June 2025
39AQI
39AQI
19th June 2025
41AQI
41AQI
20th June 2025
34AQI
34AQI
21st June 2025
36AQI
36AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
41AQI
41AQI
24th June 2025
39AQI
39AQI
25th June 2025
37AQI
37AQI
26th June 2025
31AQI
31AQI
27th June 2025
36AQI
36AQI
28th June 2025
34AQI
34AQI
29th June 2025
37AQI
37AQI
30th June 2025
41AQI
41AQI
1st July 2025
43AQI
43AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
51AQI
51AQI
4th July 2025
49AQI
49AQI
5th July 2025
53AQI
53AQI
6th July 2025
55AQI
55AQI
7th July 2025
62AQI
62AQI
8th July 2025
65AQI
65AQI
9th July 2025
66AQI
66AQI
10th July 2025
51AQI
51AQI
11th July 2025
47AQI
47AQI
12th July 2025
47AQI
47AQI
13th July 2025
50AQI
50AQI
14th July 2025
46AQI
46AQI
15th July 2025
48AQI
48AQI
16th July 2025
49AQI
49AQI
17th July 2025
48AQI
48AQI
18th July 2025
46AQI
46AQI
19th July 2025
42AQI
42AQI
20th July 2025
45AQI
45AQI
21st July 2025
46AQI
46AQI
22nd July 2025
48AQI
48AQI
23rd July 2025
51AQI
51AQI
24th July 2025
53AQI
53AQI
25th July 2025
54AQI
54AQI
26th July 2025
54AQI
54AQI
27th July 2025
53AQI
53AQI
28th July 2025
52AQI
52AQI
29th July 2025
49AQI
49AQI
30th July 2025
48AQI
48AQI
31st July 2025
40AQI
40AQI
1st August 2025
38AQI
38AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
40AQI
40AQI
4th August 2025
49AQI
49AQI
5th August 2025
44AQI
44AQI
6th August 2025
42AQI
42AQI
7th August 2025
36AQI
36AQI
8th August 2025
34AQI
34AQI
9th August 2025
33AQI
33AQI
10th August 2025
35AQI
35AQI
11th August 2025
33AQI
33AQI
29AQI
31AQI
40AQI
38AQI
36AQI
39AQI
50AQI
38AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
31
28
26
5
26
4
29
2
27
3
18
13
11
196
27
Highest AQI recorded in
July50AQI
Lowest AQI recorded in
January29AQI
202435AQI
31
29
27
4
22
8
28
3
28
2
20
11
31
28
2
30
1
30
31
335
31
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
December26AQI
202338AQI
31
27
1
27
4
14
16
18
13
8
22
28
3
31
30
31
28
1
31
304
60
Highest AQI recorded in
June61AQI
Lowest AQI recorded in
December28AQI
202234AQI
30
21
1
29
2
28
2
29
2
26
4
23
1
1
29
31
30
31
308
12
Highest AQI recorded in
March40AQI
Lowest AQI recorded in
December26AQI
202131AQI
31
26
2
28
1
21
30
1
26
4
31
31
30
30
1
30
31
345
9
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
January24AQI
202029AQI
13
21
17
1
27
3
31
23
8
19
30
1
27
3
31
239
16
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
December20AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
38AQILeast Polluted Year Recorded
2020(Avg.)
29AQIIwaki's annual 2025 AQI (38) shows an average percentage change of 13.7% (worsened AQI) compared to previous years: 2020 (29), 2021 (31), 2022 (34), 2023 (38), 2024 (35).
