Iwakiri, Rifu, Miyagi, 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
Iwakiri, Rifu, Miyagi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2022
59AQILowest AQI recorded on
8th Aug 2021
10AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 41 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Iwakiri, Rifu, Miyagi, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
5PM6th Aug
51AQI
Avg. Lowest Time
3PM6th Aug
36AQI
Night time
Avg. Highest Time
8PM6th Aug
48AQI
Avg. Lowest Time
12AM7th Aug
36AQI
In the last 24 hours,
Iwakiri's AQI reached its highest point of 51 at 5 PM during the Day, while the lowest point, 36, was recorded at 12 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Iwakiri, Rifu, Miyagi, 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 2025554 AMAQI
8th Jul 2025565 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025557 AMAQI
8th Jul 2025558 AMAQI
8th Jul 2025589 AMAQI
8th Jul 20256210 AMAQI
8th Jul 20256711 AMAQI
8th Jul 20256412 PMAQI
8th Jul 2025631 PMAQI
8th Jul 2025642 PMAQI
8th Jul 2025643 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025565 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025607 PMAQI
8th Jul 2025768 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20256510 PMAQI
8th Jul 20256811 PMAQI
9th Jul 20256312 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025573 AMAQI
26°C23/29°C
9th Jul 2025574 AMAQI
9th Jul 2025585 AMAQI
9th Jul 2025576 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025588 AMAQI
9th Jul 2025769 AMAQI
9th Jul 20258410 AMAQI
9th Jul 20258111 AMAQI
9th Jul 20258212 PMAQI
9th Jul 2025781 PMAQI
9th Jul 2025782 PMAQI
9th Jul 2025823 PMAQI
9th Jul 2025814 PMAQI
9th Jul 2025755 PMAQI
9th Jul 2025796 PMAQI
9th Jul 2025807 PMAQI
9th Jul 2025808 PMAQI
9th Jul 2025689 PMAQI
9th Jul 20256710 PMAQI
9th Jul 20256811 PMAQI
10th Jul 20257112 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025603 AMAQI
25°C22/28°C
10th Jul 2025644 AMAQI
10th Jul 2025645 AMAQI
10th Jul 2025636 AMAQI
10th Jul 2025637 AMAQI
10th Jul 2025648 AMAQI
10th Jul 2025559 AMAQI
10th Jul 20254910 AMAQI
10th Jul 20255511 AMAQI
10th Jul 20254912 PMAQI
10th Jul 2025521 PMAQI
10th Jul 2025532 PMAQI
10th Jul 2025503 PMAQI
10th Jul 2025484 PMAQI
10th Jul 2025445 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025467 PMAQI
10th Jul 2025488 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256010 PMAQI
10th Jul 20256011 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025662 AMAQI
11th Jul 2025643 AMAQI
22°C19/23°C
11th Jul 2025624 AMAQI
11th Jul 2025625 AMAQI
11th Jul 2025606 AMAQI
11th Jul 2025627 AMAQI
11th Jul 2025608 AMAQI
11th Jul 2025359 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252811 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025391 PMAQI
11th Jul 2025522 PMAQI
11th Jul 2025463 PMAQI
11th Jul 2025434 PMAQI
11th Jul 2025435 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025417 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255311 PMAQI
12th Jul 20255512 AMAQI
12th Jul 2025561 AMAQI
12th Jul 2025582 AMAQI
12th Jul 2025593 AMAQI
20°C19/21°C
12th Jul 2025584 AMAQI
12th Jul 2025575 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025578 AMAQI
12th Jul 2025349 AMAQI
12th Jul 20253010 AMAQI
12th Jul 20252811 AMAQI
12th Jul 20252412 PMAQI
12th Jul 2025381 PMAQI
12th Jul 2025322 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025414 PMAQI
12th Jul 2025445 PMAQI
12th Jul 2025386 PMAQI
12th Jul 2025407 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025563 AMAQI
19°C18/21°C
13th Jul 2025554 AMAQI
13th Jul 2025545 AMAQI
13th Jul 2025556 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025558 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20254611 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025452 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025485 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025417 PMAQI
13th Jul 2025418 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025533 AMAQI
22°C19/25°C
14th Jul 2025524 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025399 AMAQI
14th Jul 20252910 AMAQI
14th Jul 20252911 AMAQI
14th Jul 20252012 PMAQI
14th Jul 2025321 PMAQI
14th Jul 2025342 PMAQI
14th Jul 2025423 PMAQI
14th Jul 2025424 PMAQI
14th Jul 2025415 PMAQI
14th Jul 2025376 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025479 PMAQI
14th Jul 20254910 PMAQI
14th Jul 20254911 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
23°C21/25°C
15th Jul 2025524 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025489 AMAQI
15th Jul 20255210 AMAQI
15th Jul 20254911 AMAQI
15th Jul 20254212 PMAQI
15th Jul 2025471 PMAQI
15th Jul 2025442 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025445 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025397 PMAQI
15th Jul 2025448 PMAQI
15th Jul 2025499 PMAQI
15th Jul 20255010 PMAQI
15th Jul 20255111 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025523 AMAQI
24°C23/25°C
16th Jul 2025514 AMAQI
16th Jul 2025515 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025659 AMAQI
16th Jul 20256210 AMAQI
16th Jul 20255411 AMAQI
16th Jul 20256112 PMAQI
16th Jul 2025591 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025503 PMAQI
16th Jul 2025484 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025486 PMAQI
16th Jul 2025477 PMAQI
16th Jul 2025438 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20254711 PMAQI
17th Jul 20255012 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025523 AMAQI
25°C23/27°C
17th Jul 2025524 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025536 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025359 AMAQI
17th Jul 20253010 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20255212 PMAQI
17th Jul 2025461 PMAQI
17th Jul 2025502 PMAQI
17th Jul 2025493 PMAQI
17th Jul 2025544 PMAQI
17th Jul 2025595 PMAQI
17th Jul 2025556 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025568 PMAQI
17th Jul 2025529 PMAQI
17th Jul 20255110 PMAQI
17th Jul 20255111 PMAQI
18th Jul 20255112 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025512 AMAQI
18th Jul 2025503 AMAQI
25°C23/27°C
18th Jul 2025524 AMAQI
18th Jul 2025515 AMAQI
18th Jul 2025516 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025509 AMAQI
18th Jul 20254710 AMAQI
18th Jul 20255311 AMAQI
18th Jul 20254712 PMAQI
18th Jul 2025481 PMAQI
18th Jul 2025542 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025544 PMAQI
18th Jul 2025575 PMAQI
18th Jul 2025616 PMAQI
18th Jul 2025547 PMAQI
18th Jul 2025548 PMAQI
18th Jul 2025509 PMAQI
18th Jul 20255110 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255012 AMAQI
19th Jul 2025491 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025513 AMAQI
24°C22/27°C
19th Jul 2025524 AMAQI
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025429 AMAQI
19th Jul 20254610 AMAQI
19th Jul 20254611 AMAQI
19th Jul 20255612 PMAQI
19th Jul 2025531 PMAQI
19th Jul 2025542 PMAQI
19th Jul 2025443 PMAQI
19th Jul 2025404 PMAQI
19th Jul 2025375 PMAQI
19th Jul 2025346 PMAQI
19th Jul 2025377 PMAQI
19th Jul 2025408 PMAQI
19th Jul 2025469 PMAQI
19th Jul 20254510 PMAQI
19th Jul 20254711 PMAQI
20th Jul 20254712 AMAQI
20th Jul 2025491 AMAQI
20th Jul 2025482 AMAQI
20th Jul 2025503 AMAQI
24°C22/27°C
20th Jul 2025494 AMAQI
20th Jul 2025505 AMAQI
20th Jul 2025506 AMAQI
20th Jul 2025517 AMAQI
20th Jul 2025518 AMAQI
20th Jul 2025479 AMAQI
20th Jul 20255510 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20255012 PMAQI
20th Jul 2025521 PMAQI
20th Jul 2025522 PMAQI
20th Jul 2025523 PMAQI
20th Jul 2025494 PMAQI
20th Jul 2025505 PMAQI
20th Jul 2025506 PMAQI
20th Jul 2025507 PMAQI
20th Jul 2025508 PMAQI
20th Jul 2025509 PMAQI
20th Jul 20255010 PMAQI
20th Jul 20254911 PMAQI
21st Jul 20255012 AMAQI
21st Jul 2025501 AMAQI
21st Jul 2025492 AMAQI
21st Jul 2025483 AMAQI
25°C23/29°C
21st Jul 2025494 AMAQI
21st Jul 2025505 AMAQI
21st Jul 2025516 AMAQI
21st Jul 2025507 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025569 AMAQI
21st Jul 20255710 AMAQI
21st Jul 20256011 AMAQI
21st Jul 20255812 PMAQI
21st Jul 2025531 PMAQI
21st Jul 2025542 PMAQI
21st Jul 2025563 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025515 PMAQI
21st Jul 2025486 PMAQI
21st Jul 2025497 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025481 AMAQI
22nd Jul 2025482 AMAQI
22nd Jul 2025493 AMAQI
26°C23/30°C
22nd Jul 2025504 AMAQI
22nd Jul 2025505 AMAQI
22nd Jul 2025506 AMAQI
22nd Jul 2025527 AMAQI
22nd Jul 2025518 AMAQI
22nd Jul 2025569 AMAQI
22nd Jul 20254010 AMAQI
22nd Jul 20255111 AMAQI
22nd Jul 20255512 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025532 PMAQI
22nd Jul 2025543 PMAQI
22nd Jul 2025464 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025436 PMAQI
22nd Jul 2025527 PMAQI
22nd Jul 2025508 PMAQI
22nd Jul 2025479 PMAQI
22nd Jul 20254910 PMAQI
22nd Jul 20255111 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025511 AMAQI
23rd Jul 2025492 AMAQI
23rd Jul 2025503 AMAQI
27°C23/32°C
23rd Jul 2025514 AMAQI
23rd Jul 2025525 AMAQI
23rd Jul 2025526 AMAQI
23rd Jul 2025517 AMAQI
23rd Jul 2025528 AMAQI
23rd Jul 2025489 AMAQI
23rd Jul 20254610 AMAQI
23rd Jul 20254811 AMAQI
23rd Jul 20255412 PMAQI
23rd Jul 2025571 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025553 PMAQI
23rd Jul 2025564 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025556 PMAQI
23rd Jul 2025557 PMAQI
23rd Jul 2025568 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255310 PMAQI
23rd Jul 20255311 PMAQI
24th Jul 20255512 AMAQI
24th Jul 2025521 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025523 AMAQI
27°C24/32°C
24th Jul 2025524 AMAQI
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025528 AMAQI
24th Jul 2025539 AMAQI
24th Jul 20255510 AMAQI
24th Jul 20255911 AMAQI
24th Jul 20255912 PMAQI
24th Jul 2025591 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025553 PMAQI
24th Jul 2025544 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025586 PMAQI
24th Jul 2025617 PMAQI
24th Jul 2025598 PMAQI
24th Jul 2025599 PMAQI
24th Jul 20256010 PMAQI
24th Jul 20255711 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025541 AMAQI
25th Jul 2025542 AMAQI
25th Jul 2025543 AMAQI
27°C24/31°C
25th Jul 2025544 AMAQI
25th Jul 2025545 AMAQI
25th Jul 2025546 AMAQI
25th Jul 2025547 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025579 AMAQI
25th Jul 20256210 AMAQI
25th Jul 20256011 AMAQI
25th Jul 20255712 PMAQI
25th Jul 2025561 PMAQI
25th Jul 2025562 PMAQI
25th Jul 2025573 PMAQI
25th Jul 2025594 PMAQI
25th Jul 2025595 PMAQI
25th Jul 2025586 PMAQI
25th Jul 2025597 PMAQI
25th Jul 2025608 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255710 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20255512 AMAQI
26th Jul 2025561 AMAQI
26th Jul 2025542 AMAQI
26th Jul 2025533 AMAQI
27°C24/31°C
26th Jul 2025544 AMAQI
26th Jul 2025545 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025589 AMAQI
26th Jul 20256310 AMAQI
26th Jul 20255611 AMAQI
26th Jul 20256112 PMAQI
26th Jul 2025571 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025573 PMAQI
26th Jul 2025544 PMAQI
26th Jul 2025545 PMAQI
26th Jul 2025556 PMAQI
26th Jul 2025557 PMAQI
26th Jul 2025608 PMAQI
26th Jul 2025589 PMAQI
26th Jul 20255810 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20256012 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025533 AMAQI
26°C23/31°C
27th Jul 2025544 AMAQI
27th Jul 2025555 AMAQI
27th Jul 2025556 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025558 AMAQI
27th Jul 2025579 AMAQI
27th Jul 20255510 AMAQI
27th Jul 20256011 AMAQI
27th Jul 20255812 PMAQI
27th Jul 2025641 PMAQI
27th Jul 2025602 PMAQI
27th Jul 2025563 PMAQI
27th Jul 2025594 PMAQI
27th Jul 2025565 PMAQI
27th Jul 2025606 PMAQI
27th Jul 2025627 PMAQI
27th Jul 2025598 PMAQI
27th Jul 2025609 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255911 PMAQI
28th Jul 20255612 AMAQI
28th Jul 2025581 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025563 AMAQI
27°C24/31°C
28th Jul 2025564 AMAQI
28th Jul 2025575 AMAQI
28th Jul 2025586 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025568 AMAQI
28th Jul 2025409 AMAQI
28th Jul 20253410 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20254312 PMAQI
28th Jul 2025491 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025523 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025525 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025517 PMAQI
28th Jul 2025528 PMAQI
28th Jul 2025579 PMAQI
28th Jul 20255710 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025572 AMAQI
29th Jul 2025563 AMAQI
27°C24/32°C
29th Jul 2025584 AMAQI
29th Jul 2025565 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025568 AMAQI
29th Jul 2025609 AMAQI
29th Jul 20255810 AMAQI
29th Jul 20256411 AMAQI
29th Jul 20256312 PMAQI
29th Jul 2025581 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025544 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025447 PMAQI
29th Jul 2025408 PMAQI
29th Jul 2025529 PMAQI
29th Jul 20255110 PMAQI
29th Jul 20255211 PMAQI
30th Jul 20255012 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025562 AMAQI
30th Jul 2025543 AMAQI
26°C23/30°C
30th Jul 2025554 AMAQI
30th Jul 2025575 AMAQI
30th Jul 2025576 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025568 AMAQI
30th Jul 2025369 AMAQI
30th Jul 20253510 AMAQI
30th Jul 20253811 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025311 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025424 PMAQI
30th Jul 2025415 PMAQI
30th Jul 2025426 PMAQI
30th Jul 2025407 PMAQI
30th Jul 2025438 PMAQI
30th Jul 2025509 PMAQI
30th Jul 20255110 PMAQI
30th Jul 20254811 PMAQI
31st Jul 20255012 AMAQI
31st Jul 2025541 AMAQI
31st Jul 2025532 AMAQI
31st Jul 2025533 AMAQI
25°C23/28°C
31st Jul 2025534 AMAQI
31st Jul 2025535 AMAQI
31st Jul 2025536 AMAQI
31st Jul 2025537 AMAQI
31st Jul 2025538 AMAQI
31st Jul 2025539 AMAQI
31st Jul 20255310 AMAQI
31st Jul 20253911 AMAQI
31st Jul 20252512 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025373 PMAQI
31st Jul 2025354 PMAQI
31st Jul 2025375 PMAQI
31st Jul 2025356 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025348 PMAQI
31st Jul 2025319 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20252911 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025392 AMAQI
1st Aug 2025403 AMAQI
25°C23/27°C
1st Aug 2025434 AMAQI
1st Aug 2025405 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025398 AMAQI
1st Aug 2025319 AMAQI
1st Aug 20253910 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20254712 PMAQI
1st Aug 2025351 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025333 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025395 PMAQI
1st Aug 2025366 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20253111 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025413 AMAQI
25°C22/27°C
2nd Aug 2025404 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025416 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025329 AMAQI
2nd Aug 20253210 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20253212 PMAQI
2nd Aug 2025391 PMAQI
2nd Aug 2025482 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025394 PMAQI
2nd Aug 2025385 PMAQI
2nd Aug 2025466 PMAQI
2nd Aug 2025487 PMAQI
2nd Aug 2025358 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253310 PMAQI
2nd Aug 20253611 PMAQI
3rd Aug 20252812 AMAQI
3rd Aug 2025341 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
27°C25/31°C
3rd Aug 2025384 AMAQI
3rd Aug 2025385 AMAQI
3rd Aug 2025376 AMAQI
3rd Aug 2025367 AMAQI
3rd Aug 2025378 AMAQI
3rd Aug 2025439 AMAQI
3rd Aug 20254310 AMAQI
3rd Aug 20254311 AMAQI
3rd Aug 20256112 PMAQI
3rd Aug 2025471 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025443 PMAQI
3rd Aug 2025384 PMAQI
3rd Aug 2025465 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025388 PMAQI
3rd Aug 2025349 PMAQI
3rd Aug 20253410 PMAQI
3rd Aug 20253511 PMAQI
4th Aug 20253312 AMAQI
4th Aug 2025361 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025363 AMAQI
27°C24/31°C
4th Aug 2025394 AMAQI
4th Aug 2025395 AMAQI
4th Aug 2025396 AMAQI
4th Aug 2025387 AMAQI
4th Aug 2025408 AMAQI
4th Aug 2025509 AMAQI
4th Aug 20254610 AMAQI
4th Aug 20255511 AMAQI
4th Aug 20255212 PMAQI
4th Aug 2025541 PMAQI
4th Aug 2025542 PMAQI
4th Aug 2025503 PMAQI
4th Aug 2025554 PMAQI
4th Aug 2025515 PMAQI
4th Aug 2025586 PMAQI
4th Aug 2025527 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255010 PMAQI
4th Aug 20254711 PMAQI
5th Aug 20254412 AMAQI
5th Aug 2025401 AMAQI
5th Aug 2025382 AMAQI
5th Aug 2025383 AMAQI
27°C25/29°C
5th Aug 2025424 AMAQI
5th Aug 2025425 AMAQI
5th Aug 2025406 AMAQI
5th Aug 2025427 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025459 AMAQI
5th Aug 20254910 AMAQI
5th Aug 20254611 AMAQI
5th Aug 20255012 PMAQI
5th Aug 2025431 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025463 PMAQI
5th Aug 2025494 PMAQI
5th Aug 2025505 PMAQI
5th Aug 2025426 PMAQI
5th Aug 2025367 PMAQI
5th Aug 2025398 PMAQI
5th Aug 2025389 PMAQI
5th Aug 20253810 PMAQI
5th Aug 20253611 PMAQI
6th Aug 20253712 AMAQI
6th Aug 2025401 AMAQI
6th Aug 2025422 AMAQI
6th Aug 2025433 AMAQI
29°C25/33°C
6th Aug 2025464 AMAQI
6th Aug 2025455 AMAQI
6th Aug 2025446 AMAQI
6th Aug 2025437 AMAQI
6th Aug 2025448 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20253910 AMAQI
6th Aug 20254211 AMAQI
6th Aug 20254612 PMAQI
6th Aug 2025371 PMAQI
6th Aug 2025372 PMAQI
6th Aug 2025363 PMAQI
6th Aug 2025434 PMAQI
6th Aug 2025515 PMAQI
6th Aug 2025396 PMAQI
6th Aug 2025427 PMAQI
6th Aug 2025488 PMAQI
6th Aug 2025429 PMAQI
6th Aug 20254010 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20253612 AMAQI
7th Aug 2025411 AMAQI
7th Aug 2025452 AMAQI
7th Aug 2025433 AMAQI
27°C25/31°C
7th Aug 2025424 AMAQI
4 AM7th Aug 2025425 AMAQI
7th Aug 2025426 AMAQI
7th Aug 2025407 AMAQI
7th Aug 2025428 AMAQI
7th Aug 2025319 AMAQI
7th Aug 20253510 AMAQI
7th Aug 20253511 AMAQI
11 AM7th Aug 20252612 PMAQI
7th Aug 2025291 PMAQI
7th Aug 2025282 PMAQI
7th Aug 2025283 PMAQI
7th Aug 2025274 PMAQI
7th Aug 2025285 PMAQI
7th Aug 2025276 PMAQI
6 PM7th Aug 2025267 PMAQI
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
51AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 6 PM
48AQI
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. 51), while the lowest AQI was between 9 AM to 6 PM (Avg. 48).
Night time
Avg. Highest Time
12 AM - 3 AM
51AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 11 PM
49AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 51), while the lowest AQI was between 7 PM to 11 PM (Avg. 49).
2025 Days Vs Air Quality
Iwakiri, Rifu, Miyagi, Japan
2025
87%
189
13%
29
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
189 DaysModerate
29 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% 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
Iwakiri, Rifu, Miyagi, 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
26AQI
26AQI
2nd January 2025
23AQI
23AQI
3rd January 2025
23AQI
23AQI
4th January 2025
23AQI
23AQI
5th January 2025
23AQI
23AQI
6th January 2025
28AQI
28AQI
7th January 2025
25AQI
25AQI
8th January 2025
23AQI
23AQI
9th January 2025
22AQI
22AQI
10th January 2025
20AQI
20AQI
11th January 2025
21AQI
21AQI
12th January 2025
24AQI
24AQI
13th January 2025
23AQI
23AQI
14th January 2025
31AQI
31AQI
15th January 2025
25AQI
25AQI
16th January 2025
24AQI
24AQI
17th January 2025
21AQI
21AQI
18th January 2025
24AQI
24AQI
19th January 2025
27AQI
27AQI
20th January 2025
33AQI
33AQI
21st January 2025
42AQI
42AQI
22nd January 2025
33AQI
33AQI
23rd January 2025
37AQI
37AQI
24th January 2025
35AQI
35AQI
25th January 2025
31AQI
31AQI
26th January 2025
27AQI
27AQI
27th January 2025
29AQI
29AQI
28th January 2025
24AQI
24AQI
29th January 2025
25AQI
25AQI
30th January 2025
22AQI
22AQI
31st January 2025
25AQI
25AQI
1st February 2025
24AQI
24AQI
2nd February 2025
25AQI
25AQI
3rd February 2025
25AQI
25AQI
4th February 2025
25AQI
25AQI
5th February 2025
22AQI
22AQI
6th February 2025
24AQI
24AQI
7th February 2025
24AQI
24AQI
8th February 2025
20AQI
20AQI
9th February 2025
23AQI
23AQI
10th February 2025
23AQI
23AQI
11th February 2025
23AQI
23AQI
12th February 2025
26AQI
26AQI
13th February 2025
25AQI
25AQI
14th February 2025
26AQI
26AQI
15th February 2025
23AQI
23AQI
16th February 2025
27AQI
27AQI
17th February 2025
36AQI
36AQI
18th February 2025
24AQI
24AQI
19th February 2025
26AQI
26AQI
20th February 2025
22AQI
22AQI
21st February 2025
20AQI
20AQI
22nd February 2025
21AQI
21AQI
23rd February 2025
22AQI
22AQI
24th February 2025
23AQI
23AQI
25th February 2025
26AQI
26AQI
26th February 2025
35AQI
35AQI
27th February 2025
30AQI
30AQI
28th February 2025
45AQI
45AQI
1st March 2025
40AQI
40AQI
2nd March 2025
53AQI
53AQI
3rd March 2025
32AQI
32AQI
4th March 2025
36AQI
36AQI
5th March 2025
24AQI
24AQI
6th March 2025
27AQI
27AQI
7th March 2025
25AQI
25AQI
8th March 2025
30AQI
30AQI
9th March 2025
28AQI
28AQI
10th March 2025
32AQI
32AQI
11th March 2025
32AQI
32AQI
12th March 2025
37AQI
37AQI
13th March 2025
40AQI
40AQI
14th March 2025
35AQI
35AQI
15th March 2025
33AQI
33AQI
16th March 2025
24AQI
24AQI
17th March 2025
19AQI
19AQI
18th March 2025
25AQI
25AQI
19th March 2025
20AQI
20AQI
20th March 2025
29AQI
29AQI
21st March 2025
44AQI
44AQI
22nd March 2025
49AQI
49AQI
23rd March 2025
35AQI
35AQI
24th March 2025
34AQI
34AQI
25th March 2025
54AQI
54AQI
26th March 2025
53AQI
53AQI
27th March 2025
54AQI
54AQI
28th March 2025
50AQI
50AQI
29th March 2025
35AQI
35AQI
30th March 2025
35AQI
35AQI
31st March 2025
32AQI
32AQI
1st April 2025
28AQI
28AQI
2nd April 2025
24AQI
24AQI
3rd April 2025
20AQI
20AQI
4th April 2025
18AQI
18AQI
5th April 2025
22AQI
22AQI
6th April 2025
27AQI
27AQI
7th April 2025
24AQI
24AQI
8th April 2025
32AQI
32AQI
9th April 2025
29AQI
29AQI
10th April 2025
41AQI
41AQI
11th April 2025
42AQI
42AQI
12th April 2025
32AQI
32AQI
13th April 2025
25AQI
25AQI
14th April 2025
20AQI
20AQI
15th April 2025
20AQI
20AQI
16th April 2025
20AQI
20AQI
17th April 2025
39AQI
39AQI
18th April 2025
44AQI
44AQI
19th April 2025
58AQI
58AQI
20th April 2025
46AQI
46AQI
21st April 2025
41AQI
41AQI
22nd April 2025
40AQI
40AQI
23rd April 2025
42AQI
42AQI
24th April 2025
39AQI
39AQI
25th April 2025
33AQI
33AQI
26th April 2025
50AQI
50AQI
27th April 2025
46AQI
46AQI
28th April 2025
43AQI
43AQI
29th April 2025
30AQI
30AQI
30th April 2025
24AQI
24AQI
1st May 2025
25AQI
25AQI
2nd May 2025
25AQI
25AQI
3rd May 2025
31AQI
31AQI
4th May 2025
28AQI
28AQI
5th May 2025
31AQI
31AQI
6th May 2025
30AQI
30AQI
7th May 2025
29AQI
29AQI
8th May 2025
31AQI
31AQI
9th May 2025
32AQI
32AQI
10th May 2025
27AQI
27AQI
11th May 2025
24AQI
24AQI
12th May 2025
26AQI
26AQI
13th May 2025
35AQI
35AQI
14th May 2025
43AQI
43AQI
15th May 2025
41AQI
41AQI
16th May 2025
45AQI
45AQI
17th May 2025
37AQI
37AQI
18th May 2025
43AQI
43AQI
19th May 2025
35AQI
35AQI
20th May 2025
49AQI
49AQI
21st May 2025
53AQI
53AQI
22nd May 2025
46AQI
46AQI
23rd May 2025
42AQI
42AQI
24th May 2025
37AQI
37AQI
25th May 2025
26AQI
26AQI
26th May 2025
26AQI
26AQI
27th May 2025
32AQI
32AQI
28th May 2025
26AQI
26AQI
29th May 2025
33AQI
33AQI
30th May 2025
29AQI
29AQI
31st May 2025
23AQI
23AQI
1st June 2025
22AQI
22AQI
2nd June 2025
35AQI
35AQI
3rd June 2025
40AQI
40AQI
4th June 2025
33AQI
33AQI
5th June 2025
34AQI
34AQI
6th June 2025
40AQI
40AQI
7th June 2025
54AQI
54AQI
8th June 2025
56AQI
56AQI
9th June 2025
57AQI
57AQI
10th June 2025
44AQI
44AQI
11th June 2025
51AQI
51AQI
12th June 2025
42AQI
42AQI
13th June 2025
34AQI
34AQI
14th June 2025
35AQI
35AQI
15th June 2025
28AQI
28AQI
16th June 2025
26AQI
26AQI
17th June 2025
29AQI
29AQI
18th June 2025
33AQI
33AQI
19th June 2025
40AQI
40AQI
20th June 2025
35AQI
35AQI
21st June 2025
34AQI
34AQI
22nd June 2025
32AQI
32AQI
23rd June 2025
41AQI
41AQI
24th June 2025
37AQI
37AQI
25th June 2025
38AQI
38AQI
26th June 2025
32AQI
32AQI
27th June 2025
33AQI
33AQI
28th June 2025
34AQI
34AQI
29th June 2025
35AQI
35AQI
30th June 2025
43AQI
43AQI
1st July 2025
47AQI
47AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
56AQI
56AQI
4th July 2025
55AQI
55AQI
5th July 2025
52AQI
52AQI
6th July 2025
57AQI
57AQI
7th July 2025
57AQI
57AQI
8th July 2025
60AQI
60AQI
9th July 2025
69AQI
69AQI
10th July 2025
58AQI
58AQI
11th July 2025
51AQI
51AQI
12th July 2025
48AQI
48AQI
13th July 2025
49AQI
49AQI
14th July 2025
44AQI
44AQI
15th July 2025
48AQI
48AQI
16th July 2025
51AQI
51AQI
17th July 2025
50AQI
50AQI
18th July 2025
51AQI
51AQI
19th July 2025
47AQI
47AQI
20th July 2025
50AQI
50AQI
21st July 2025
51AQI
51AQI
22nd July 2025
50AQI
50AQI
23rd July 2025
52AQI
52AQI
24th July 2025
56AQI
56AQI
25th July 2025
56AQI
56AQI
26th July 2025
56AQI
56AQI
27th July 2025
57AQI
57AQI
28th July 2025
54AQI
54AQI
29th July 2025
55AQI
55AQI
30th July 2025
47AQI
47AQI
31st July 2025
43AQI
43AQI
1st August 2025
36AQI
36AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
38AQI
38AQI
4th August 2025
44AQI
44AQI
5th August 2025
43AQI
43AQI
6th August 2025
41AQI
41AQI
26AQI
26AQI
35AQI
33AQI
34AQI
38AQI
52AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202535AQI
31
28
27
4
29
1
30
1
26
4
12
19
6
189
29
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
February26AQI
202428AQI
31
29
31
28
2
31
28
2
25
6
31
30
31
30
31
356
10
Highest AQI recorded in
July37AQI
Lowest AQI recorded in
January19AQI
202328AQI
31
28
27
2
28
2
28
3
29
1
27
4
31
30
31
28
1
31
349
13
Highest AQI recorded in
April37AQI
Lowest AQI recorded in
December20AQI
202227AQI
30
21
31
26
4
28
3
27
3
23
1
2
28
30
1
30
31
306
13
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
December17AQI
202125AQI
31
26
2
29
2
30
30
1
26
4
29
2
31
30
31
30
31
354
11
Highest AQI recorded in
June32AQI
Lowest AQI recorded in
December20AQI
202025AQI
13
21
18
29
1
31
28
3
19
31
29
1
31
250
5
Highest AQI recorded in
August34AQI
Lowest AQI recorded in
December18AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
35AQILeast Polluted Year Recorded
2021(Avg.)
25AQIIwakiri's annual 2025 AQI (35) shows an average percentage change of 31.8% (worsened AQI) compared to previous years: 2020 (25), 2021 (25), 2022 (27), 2023 (28), 2024 (28).
