Masuda, Natori Shi, 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
Masuda, Natori Shi, Miyagi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2023
60AQILowest AQI recorded on
13th Aug 2021
9AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 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
Masuda, Natori Shi, 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
46AQI
Avg. Lowest Time
12AM7th Aug
36AQI
In the last 24 hours,
Masuda'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
Masuda, Natori Shi, 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 2025564 AMAQI
8th Jul 2025555 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025557 AMAQI
8th Jul 2025558 AMAQI
8th Jul 2025579 AMAQI
8th Jul 20256410 AMAQI
8th Jul 20256811 AMAQI
8th Jul 20256312 PMAQI
8th Jul 2025661 PMAQI
8th Jul 2025652 PMAQI
8th Jul 2025593 PMAQI
8th Jul 2025584 PMAQI
8th Jul 2025565 PMAQI
8th Jul 2025576 PMAQI
8th Jul 2025627 PMAQI
8th Jul 2025698 PMAQI
8th Jul 2025669 PMAQI
8th Jul 20257510 PMAQI
8th Jul 20257011 PMAQI
9th Jul 20256912 AMAQI
9th Jul 2025651 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025563 AMAQI
26°C23/29°C
9th Jul 2025564 AMAQI
9th Jul 2025585 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025588 AMAQI
9th Jul 2025769 AMAQI
9th Jul 20258510 AMAQI
9th Jul 20259111 AMAQI
9th Jul 20258912 PMAQI
9th Jul 2025781 PMAQI
9th Jul 2025812 PMAQI
9th Jul 2025853 PMAQI
9th Jul 2025884 PMAQI
9th Jul 2025765 PMAQI
9th Jul 2025876 PMAQI
9th Jul 2025817 PMAQI
9th Jul 2025808 PMAQI
9th Jul 2025709 PMAQI
9th Jul 20256910 PMAQI
9th Jul 20256811 PMAQI
10th Jul 20257012 AMAQI
10th Jul 2025631 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025593 AMAQI
25°C22/29°C
10th Jul 2025624 AMAQI
10th Jul 2025645 AMAQI
10th Jul 2025636 AMAQI
10th Jul 2025647 AMAQI
10th Jul 2025648 AMAQI
10th Jul 2025529 AMAQI
10th Jul 20254710 AMAQI
10th Jul 20255011 AMAQI
10th Jul 20254312 PMAQI
10th Jul 2025481 PMAQI
10th Jul 2025422 PMAQI
10th Jul 2025423 PMAQI
10th Jul 2025414 PMAQI
10th Jul 2025365 PMAQI
10th Jul 2025386 PMAQI
10th Jul 2025457 PMAQI
10th Jul 2025508 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025601 AMAQI
11th Jul 2025642 AMAQI
11th Jul 2025633 AMAQI
21°C19/22°C
11th Jul 2025614 AMAQI
11th Jul 2025605 AMAQI
11th Jul 2025606 AMAQI
11th Jul 2025607 AMAQI
11th Jul 2025608 AMAQI
11th Jul 2025359 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252711 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025341 PMAQI
11th Jul 2025362 PMAQI
11th Jul 2025403 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025406 PMAQI
11th Jul 2025367 PMAQI
11th Jul 2025428 PMAQI
11th Jul 2025529 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255111 PMAQI
12th Jul 20255212 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025592 AMAQI
12th Jul 2025603 AMAQI
19°C18/20°C
12th Jul 2025574 AMAQI
12th Jul 2025565 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025309 AMAQI
12th Jul 20252610 AMAQI
12th Jul 20253111 AMAQI
12th Jul 20252412 PMAQI
12th Jul 2025331 PMAQI
12th Jul 2025292 PMAQI
12th Jul 2025343 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025365 PMAQI
12th Jul 2025356 PMAQI
12th Jul 2025327 PMAQI
12th Jul 2025368 PMAQI
12th Jul 2025499 PMAQI
12th Jul 20255010 PMAQI
12th Jul 20255011 PMAQI
13th Jul 20255012 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
19°C18/21°C
13th Jul 2025544 AMAQI
13th Jul 2025545 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20253410 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20254412 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025432 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025366 PMAQI
13th Jul 2025377 PMAQI
13th Jul 2025428 PMAQI
13th Jul 2025499 PMAQI
13th Jul 20254710 PMAQI
13th Jul 20254711 PMAQI
14th Jul 20254912 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025533 AMAQI
22°C18/25°C
14th Jul 2025524 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025389 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20252411 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025301 PMAQI
14th Jul 2025382 PMAQI
14th Jul 2025503 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025535 PMAQI
14th Jul 2025386 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025288 PMAQI
14th Jul 2025459 PMAQI
14th Jul 20254710 PMAQI
14th Jul 20255111 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
22°C20/24°C
15th Jul 2025524 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025506 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025518 AMAQI
15th Jul 2025539 AMAQI
15th Jul 20255910 AMAQI
15th Jul 20255911 AMAQI
15th Jul 20255612 PMAQI
15th Jul 2025541 PMAQI
15th Jul 2025512 PMAQI
15th Jul 2025433 PMAQI
15th Jul 2025444 PMAQI
15th Jul 2025485 PMAQI
15th Jul 2025546 PMAQI
15th Jul 2025547 PMAQI
15th Jul 2025568 PMAQI
15th Jul 2025559 PMAQI
15th Jul 20255810 PMAQI
15th Jul 20255911 PMAQI
16th Jul 20256012 AMAQI
16th Jul 2025571 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
24°C23/26°C
16th Jul 2025524 AMAQI
16th Jul 2025525 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025669 AMAQI
16th Jul 20256210 AMAQI
16th Jul 20256211 AMAQI
16th Jul 20256012 PMAQI
16th Jul 2025611 PMAQI
16th Jul 2025602 PMAQI
16th Jul 2025623 PMAQI
16th Jul 2025624 PMAQI
16th Jul 2025575 PMAQI
16th Jul 2025516 PMAQI
16th Jul 2025527 PMAQI
16th Jul 2025528 PMAQI
16th Jul 2025539 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255111 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
25°C22/29°C
17th Jul 2025544 AMAQI
17th Jul 2025545 AMAQI
17th Jul 2025556 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025329 AMAQI
17th Jul 20253010 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20253712 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025522 PMAQI
17th Jul 2025603 PMAQI
17th Jul 2025584 PMAQI
17th Jul 2025655 PMAQI
17th Jul 2025576 PMAQI
17th Jul 2025587 PMAQI
17th Jul 2025588 PMAQI
17th Jul 2025539 PMAQI
17th Jul 20255310 PMAQI
17th Jul 20255411 PMAQI
18th Jul 20255712 AMAQI
18th Jul 2025551 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
25°C23/29°C
18th Jul 2025524 AMAQI
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025539 AMAQI
18th Jul 20255210 AMAQI
18th Jul 20255111 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025471 PMAQI
18th Jul 2025522 PMAQI
18th Jul 2025543 PMAQI
18th Jul 2025544 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025566 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025568 PMAQI
18th Jul 2025529 PMAQI
18th Jul 20255110 PMAQI
18th Jul 20255311 PMAQI
19th Jul 20255212 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
25°C22/28°C
19th Jul 2025524 AMAQI
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025389 AMAQI
19th Jul 20254110 AMAQI
19th Jul 20254411 AMAQI
19th Jul 20255212 PMAQI
19th Jul 2025511 PMAQI
19th Jul 2025482 PMAQI
19th Jul 2025373 PMAQI
19th Jul 2025404 PMAQI
19th Jul 2025385 PMAQI
19th Jul 2025366 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025408 PMAQI
19th Jul 2025479 PMAQI
19th Jul 20254610 PMAQI
19th Jul 20254411 PMAQI
20th Jul 20254412 AMAQI
20th Jul 2025481 AMAQI
20th Jul 2025502 AMAQI
20th Jul 2025513 AMAQI
24°C22/28°C
20th Jul 2025504 AMAQI
20th Jul 2025515 AMAQI
20th Jul 2025516 AMAQI
20th Jul 2025527 AMAQI
20th Jul 2025528 AMAQI
20th Jul 2025469 AMAQI
20th Jul 20255210 AMAQI
20th Jul 20255211 AMAQI
20th Jul 20254812 PMAQI
20th Jul 2025481 PMAQI
20th Jul 2025442 PMAQI
20th Jul 2025433 PMAQI
20th Jul 2025494 PMAQI
20th Jul 2025485 PMAQI
20th Jul 2025506 PMAQI
20th Jul 2025497 PMAQI
20th Jul 2025508 PMAQI
20th Jul 2025529 PMAQI
20th Jul 20254910 PMAQI
20th Jul 20254811 PMAQI
21st Jul 20254812 AMAQI
21st Jul 2025471 AMAQI
21st Jul 2025492 AMAQI
21st Jul 2025493 AMAQI
26°C23/29°C
21st Jul 2025484 AMAQI
21st Jul 2025495 AMAQI
21st Jul 2025506 AMAQI
21st Jul 2025507 AMAQI
21st Jul 2025508 AMAQI
21st Jul 2025519 AMAQI
21st Jul 20255610 AMAQI
21st Jul 20255911 AMAQI
21st Jul 20255812 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025582 PMAQI
21st Jul 2025553 PMAQI
21st Jul 2025504 PMAQI
21st Jul 2025485 PMAQI
21st Jul 2025476 PMAQI
21st Jul 2025527 PMAQI
21st Jul 2025538 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20255010 PMAQI
21st Jul 20254811 PMAQI
22nd Jul 20254812 AMAQI
22nd Jul 2025461 AMAQI
22nd Jul 2025482 AMAQI
22nd Jul 2025483 AMAQI
26°C23/31°C
22nd Jul 2025494 AMAQI
22nd Jul 2025515 AMAQI
22nd Jul 2025506 AMAQI
22nd Jul 2025517 AMAQI
22nd Jul 2025518 AMAQI
22nd Jul 2025509 AMAQI
22nd Jul 20255410 AMAQI
22nd Jul 20255811 AMAQI
22nd Jul 20255312 PMAQI
22nd Jul 2025541 PMAQI
22nd Jul 2025522 PMAQI
22nd Jul 2025543 PMAQI
22nd Jul 2025464 PMAQI
22nd Jul 2025465 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025537 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025479 PMAQI
22nd Jul 20255010 PMAQI
22nd Jul 20255011 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025481 AMAQI
23rd Jul 2025472 AMAQI
23rd Jul 2025493 AMAQI
27°C23/32°C
23rd Jul 2025504 AMAQI
23rd Jul 2025515 AMAQI
23rd Jul 2025516 AMAQI
23rd Jul 2025507 AMAQI
23rd Jul 2025508 AMAQI
23rd Jul 2025539 AMAQI
23rd Jul 20257610 AMAQI
23rd Jul 20255711 AMAQI
23rd Jul 20255812 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025572 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025564 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025576 PMAQI
23rd Jul 2025587 PMAQI
23rd Jul 2025578 PMAQI
23rd Jul 2025529 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255211 PMAQI
24th Jul 20255412 AMAQI
24th Jul 2025511 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025483 AMAQI
27°C24/32°C
24th Jul 2025514 AMAQI
24th Jul 2025515 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025528 AMAQI
24th Jul 2025549 AMAQI
24th Jul 20256010 AMAQI
24th Jul 20256011 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025591 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025524 PMAQI
24th Jul 2025575 PMAQI
24th Jul 2025566 PMAQI
24th Jul 2025647 PMAQI
24th Jul 2025598 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20255910 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255512 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
27°C24/32°C
25th Jul 2025514 AMAQI
25th Jul 2025525 AMAQI
25th Jul 2025536 AMAQI
25th Jul 2025537 AMAQI
25th Jul 2025538 AMAQI
25th Jul 2025579 AMAQI
25th Jul 20256410 AMAQI
25th Jul 20256111 AMAQI
25th Jul 20256312 PMAQI
25th Jul 2025561 PMAQI
25th Jul 2025592 PMAQI
25th Jul 2025603 PMAQI
25th Jul 2025594 PMAQI
25th Jul 2025605 PMAQI
25th Jul 2025566 PMAQI
25th Jul 2025627 PMAQI
25th Jul 2025608 PMAQI
25th Jul 2025579 PMAQI
25th Jul 20255810 PMAQI
25th Jul 20255711 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025561 AMAQI
26th Jul 2025532 AMAQI
26th Jul 2025523 AMAQI
27°C23/32°C
26th Jul 2025534 AMAQI
26th Jul 2025545 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025609 AMAQI
26th Jul 20256410 AMAQI
26th Jul 20256211 AMAQI
26th Jul 20256412 PMAQI
26th Jul 2025581 PMAQI
26th Jul 2025582 PMAQI
26th Jul 2025573 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025565 PMAQI
26th Jul 2025586 PMAQI
26th Jul 2025577 PMAQI
26th Jul 2025638 PMAQI
26th Jul 2025589 PMAQI
26th Jul 20255810 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20256012 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025523 AMAQI
26°C23/31°C
27th Jul 2025544 AMAQI
27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025557 AMAQI
27th Jul 2025558 AMAQI
27th Jul 2025559 AMAQI
27th Jul 20255810 AMAQI
27th Jul 20256111 AMAQI
27th Jul 20256212 PMAQI
27th Jul 2025701 PMAQI
27th Jul 2025622 PMAQI
27th Jul 2025583 PMAQI
27th Jul 2025614 PMAQI
27th Jul 2025585 PMAQI
27th Jul 2025616 PMAQI
27th Jul 2025637 PMAQI
27th Jul 2025668 PMAQI
27th Jul 2025619 PMAQI
27th Jul 20255710 PMAQI
27th Jul 20255911 PMAQI
28th Jul 20255412 AMAQI
28th Jul 2025571 AMAQI
28th Jul 2025562 AMAQI
28th Jul 2025563 AMAQI
27°C24/32°C
28th Jul 2025564 AMAQI
28th Jul 2025575 AMAQI
28th Jul 2025586 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025568 AMAQI
28th Jul 2025549 AMAQI
28th Jul 20255310 AMAQI
28th Jul 20255011 AMAQI
28th Jul 20255312 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025512 PMAQI
28th Jul 2025563 PMAQI
28th Jul 2025484 PMAQI
28th Jul 2025465 PMAQI
28th Jul 2025456 PMAQI
28th Jul 2025487 PMAQI
28th Jul 2025538 PMAQI
28th Jul 2025569 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255511 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025541 AMAQI
29th Jul 2025562 AMAQI
29th Jul 2025563 AMAQI
27°C24/32°C
29th Jul 2025564 AMAQI
29th Jul 2025555 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025557 AMAQI
29th Jul 2025558 AMAQI
29th Jul 2025559 AMAQI
29th Jul 20254910 AMAQI
29th Jul 20256011 AMAQI
29th Jul 20256012 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025562 PMAQI
29th Jul 2025573 PMAQI
29th Jul 2025544 PMAQI
29th Jul 2025565 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025377 PMAQI
29th Jul 2025378 PMAQI
29th Jul 2025479 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20254711 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025501 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025543 AMAQI
27°C23/31°C
30th Jul 2025554 AMAQI
30th Jul 2025565 AMAQI
30th Jul 2025556 AMAQI
30th Jul 2025557 AMAQI
30th Jul 2025558 AMAQI
30th Jul 2025449 AMAQI
30th Jul 20254610 AMAQI
30th Jul 20254811 AMAQI
30th Jul 20253112 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025332 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025404 PMAQI
30th Jul 2025415 PMAQI
30th Jul 2025406 PMAQI
30th Jul 2025427 PMAQI
30th Jul 2025478 PMAQI
30th Jul 2025499 PMAQI
30th Jul 20255110 PMAQI
30th Jul 20255111 PMAQI
31st Jul 20255212 AMAQI
31st Jul 2025551 AMAQI
31st Jul 2025542 AMAQI
31st Jul 2025543 AMAQI
25°C22/28°C
31st Jul 2025544 AMAQI
31st Jul 2025545 AMAQI
31st Jul 2025546 AMAQI
31st Jul 2025547 AMAQI
31st Jul 2025548 AMAQI
31st Jul 2025549 AMAQI
31st Jul 20255410 AMAQI
31st Jul 20253511 AMAQI
31st Jul 20253112 PMAQI
31st Jul 2025331 PMAQI
31st Jul 2025352 PMAQI
31st Jul 2025293 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025386 PMAQI
31st Jul 2025347 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025319 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025392 AMAQI
1st Aug 2025403 AMAQI
25°C22/28°C
1st Aug 2025434 AMAQI
1st Aug 2025405 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025408 AMAQI
1st Aug 2025289 AMAQI
1st Aug 20253810 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20254812 PMAQI
1st Aug 2025361 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025343 PMAQI
1st Aug 2025414 PMAQI
1st Aug 2025395 PMAQI
1st Aug 2025376 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253310 PMAQI
1st Aug 20253111 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025413 AMAQI
24°C21/27°C
2nd Aug 2025404 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025436 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025339 AMAQI
2nd Aug 20253010 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20253612 PMAQI
2nd Aug 2025381 PMAQI
2nd Aug 2025462 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025364 PMAQI
2nd Aug 2025385 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025477 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
26°C24/30°C
3rd Aug 2025384 AMAQI
3rd Aug 2025385 AMAQI
3rd Aug 2025376 AMAQI
3rd Aug 2025377 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025459 AMAQI
3rd Aug 20254210 AMAQI
3rd Aug 20254611 AMAQI
3rd Aug 20256112 PMAQI
3rd Aug 2025471 PMAQI
3rd Aug 2025522 PMAQI
3rd Aug 2025443 PMAQI
3rd Aug 2025424 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025526 PMAQI
3rd Aug 2025507 PMAQI
3rd Aug 2025378 PMAQI
3rd Aug 2025349 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253511 PMAQI
4th Aug 20253312 AMAQI
4th Aug 2025361 AMAQI
4th Aug 2025392 AMAQI
4th Aug 2025373 AMAQI
27°C24/31°C
4th Aug 2025394 AMAQI
4th Aug 2025395 AMAQI
4th Aug 2025396 AMAQI
4th Aug 2025387 AMAQI
4th Aug 2025398 AMAQI
4th Aug 2025509 AMAQI
4th Aug 20254810 AMAQI
4th Aug 20255611 AMAQI
4th Aug 20255212 PMAQI
4th Aug 2025541 PMAQI
4th Aug 2025532 PMAQI
4th Aug 2025533 PMAQI
4th Aug 2025554 PMAQI
4th Aug 2025525 PMAQI
4th Aug 2025586 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255210 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20254312 AMAQI
5th Aug 2025381 AMAQI
5th Aug 2025382 AMAQI
5th Aug 2025383 AMAQI
26°C24/30°C
5th Aug 2025424 AMAQI
5th Aug 2025435 AMAQI
5th Aug 2025406 AMAQI
5th Aug 2025427 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025449 AMAQI
5th Aug 20255210 AMAQI
5th Aug 20254811 AMAQI
5th Aug 20255012 PMAQI
5th Aug 2025421 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025443 PMAQI
5th Aug 2025504 PMAQI
5th Aug 2025495 PMAQI
5th Aug 2025416 PMAQI
5th Aug 2025367 PMAQI
5th Aug 2025408 PMAQI
5th Aug 2025389 PMAQI
5th Aug 20253710 PMAQI
5th Aug 20253611 PMAQI
6th Aug 20253712 AMAQI
6th Aug 2025401 AMAQI
6th Aug 2025422 AMAQI
6th Aug 2025443 AMAQI
29°C25/33°C
6th Aug 2025464 AMAQI
6th Aug 2025465 AMAQI
6th Aug 2025456 AMAQI
6th Aug 2025457 AMAQI
6th Aug 2025448 AMAQI
6th Aug 2025369 AMAQI
6th Aug 20254110 AMAQI
6th Aug 20254211 AMAQI
6th Aug 20254712 PMAQI
6th Aug 2025371 PMAQI
6th Aug 2025362 PMAQI
6th Aug 2025363 PMAQI
6th Aug 2025444 PMAQI
6th Aug 2025515 PMAQI
6th Aug 2025386 PMAQI
6th Aug 2025407 PMAQI
6th Aug 2025468 PMAQI
6th Aug 2025429 PMAQI
6th Aug 20254010 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20253612 AMAQI
7th Aug 2025421 AMAQI
7th Aug 2025452 AMAQI
7th Aug 2025443 AMAQI
27°C25/32°C
7th Aug 2025424 AMAQI
4 AM7th Aug 2025435 AMAQI
7th Aug 2025436 AMAQI
7th Aug 2025407 AMAQI
7th Aug 2025428 AMAQI
7th Aug 2025329 AMAQI
7th Aug 20253610 AMAQI
7th Aug 20253511 AMAQI
11 AM7th Aug 20252512 PMAQI
7th Aug 2025261 PMAQI
6 PM
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
49AQI
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. 49).
Night time
Avg. Highest Time
12 AM - 11 PM
50AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
50AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 50), while the lowest AQI was between 12 AM to 11 PM (Avg. 50).
2025 Days Vs Air Quality
Masuda, Natori Shi, Miyagi, Japan
2025
83%
180
17%
38
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
180 DaysModerate
38 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% 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
Masuda, Natori Shi, 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
30AQI
30AQI
2nd January 2025
25AQI
25AQI
3rd January 2025
24AQI
24AQI
4th January 2025
24AQI
24AQI
5th January 2025
24AQI
24AQI
6th January 2025
33AQI
33AQI
7th January 2025
24AQI
24AQI
8th January 2025
23AQI
23AQI
9th January 2025
23AQI
23AQI
10th January 2025
20AQI
20AQI
11th January 2025
21AQI
21AQI
12th January 2025
24AQI
24AQI
13th January 2025
24AQI
24AQI
14th January 2025
31AQI
31AQI
15th January 2025
24AQI
24AQI
16th January 2025
26AQI
26AQI
17th January 2025
22AQI
22AQI
18th January 2025
27AQI
27AQI
19th January 2025
32AQI
32AQI
20th January 2025
41AQI
41AQI
21st January 2025
47AQI
47AQI
22nd January 2025
37AQI
37AQI
23rd January 2025
41AQI
41AQI
24th January 2025
39AQI
39AQI
25th January 2025
35AQI
35AQI
26th January 2025
28AQI
28AQI
27th January 2025
32AQI
32AQI
28th January 2025
27AQI
27AQI
29th January 2025
24AQI
24AQI
30th January 2025
24AQI
24AQI
31st January 2025
26AQI
26AQI
1st February 2025
27AQI
27AQI
2nd February 2025
29AQI
29AQI
3rd February 2025
28AQI
28AQI
4th February 2025
26AQI
26AQI
5th February 2025
22AQI
22AQI
6th February 2025
22AQI
22AQI
7th February 2025
29AQI
29AQI
8th February 2025
20AQI
20AQI
9th February 2025
22AQI
22AQI
10th February 2025
25AQI
25AQI
11th February 2025
24AQI
24AQI
12th February 2025
30AQI
30AQI
13th February 2025
25AQI
25AQI
14th February 2025
27AQI
27AQI
15th February 2025
23AQI
23AQI
16th February 2025
30AQI
30AQI
17th February 2025
36AQI
36AQI
18th February 2025
24AQI
24AQI
19th February 2025
26AQI
26AQI
20th February 2025
22AQI
22AQI
21st February 2025
22AQI
22AQI
22nd February 2025
21AQI
21AQI
23rd February 2025
22AQI
22AQI
24th February 2025
23AQI
23AQI
25th February 2025
28AQI
28AQI
26th February 2025
38AQI
38AQI
27th February 2025
35AQI
35AQI
28th February 2025
49AQI
49AQI
1st March 2025
47AQI
47AQI
2nd March 2025
57AQI
57AQI
3rd March 2025
35AQI
35AQI
4th March 2025
36AQI
36AQI
5th March 2025
24AQI
24AQI
6th March 2025
22AQI
22AQI
7th March 2025
24AQI
24AQI
8th March 2025
31AQI
31AQI
9th March 2025
28AQI
28AQI
10th March 2025
40AQI
40AQI
11th March 2025
39AQI
39AQI
12th March 2025
44AQI
44AQI
13th March 2025
48AQI
48AQI
14th March 2025
39AQI
39AQI
15th March 2025
42AQI
42AQI
16th March 2025
28AQI
28AQI
17th March 2025
22AQI
22AQI
18th March 2025
29AQI
29AQI
19th March 2025
23AQI
23AQI
20th March 2025
30AQI
30AQI
21st March 2025
48AQI
48AQI
22nd March 2025
53AQI
53AQI
23rd March 2025
41AQI
41AQI
24th March 2025
38AQI
38AQI
25th March 2025
58AQI
58AQI
26th March 2025
59AQI
59AQI
27th March 2025
61AQI
61AQI
28th March 2025
52AQI
52AQI
29th March 2025
39AQI
39AQI
30th March 2025
38AQI
38AQI
31st March 2025
38AQI
38AQI
1st April 2025
31AQI
31AQI
2nd April 2025
26AQI
26AQI
3rd April 2025
22AQI
22AQI
4th April 2025
20AQI
20AQI
5th April 2025
26AQI
26AQI
6th April 2025
33AQI
33AQI
7th April 2025
27AQI
27AQI
8th April 2025
40AQI
40AQI
9th April 2025
31AQI
31AQI
10th April 2025
45AQI
45AQI
11th April 2025
45AQI
45AQI
12th April 2025
37AQI
37AQI
13th April 2025
26AQI
26AQI
14th April 2025
21AQI
21AQI
15th April 2025
23AQI
23AQI
16th April 2025
22AQI
22AQI
17th April 2025
43AQI
43AQI
18th April 2025
49AQI
49AQI
19th April 2025
63AQI
63AQI
20th April 2025
54AQI
54AQI
21st April 2025
46AQI
46AQI
22nd April 2025
47AQI
47AQI
23rd April 2025
47AQI
47AQI
24th April 2025
42AQI
42AQI
25th April 2025
37AQI
37AQI
26th April 2025
53AQI
53AQI
27th April 2025
51AQI
51AQI
28th April 2025
51AQI
51AQI
29th April 2025
30AQI
30AQI
30th April 2025
27AQI
27AQI
1st May 2025
26AQI
26AQI
2nd May 2025
28AQI
28AQI
3rd May 2025
32AQI
32AQI
4th May 2025
30AQI
30AQI
5th May 2025
36AQI
36AQI
6th May 2025
30AQI
30AQI
7th May 2025
28AQI
28AQI
8th May 2025
36AQI
36AQI
9th May 2025
38AQI
38AQI
10th May 2025
30AQI
30AQI
11th May 2025
24AQI
24AQI
12th May 2025
26AQI
26AQI
13th May 2025
38AQI
38AQI
14th May 2025
45AQI
45AQI
15th May 2025
43AQI
43AQI
16th May 2025
49AQI
49AQI
17th May 2025
41AQI
41AQI
18th May 2025
47AQI
47AQI
19th May 2025
42AQI
42AQI
20th May 2025
52AQI
52AQI
21st May 2025
54AQI
54AQI
22nd May 2025
46AQI
46AQI
23rd May 2025
45AQI
45AQI
24th May 2025
38AQI
38AQI
25th May 2025
25AQI
25AQI
26th May 2025
27AQI
27AQI
27th May 2025
32AQI
32AQI
28th May 2025
28AQI
28AQI
29th May 2025
34AQI
34AQI
30th May 2025
30AQI
30AQI
31st May 2025
23AQI
23AQI
1st June 2025
21AQI
21AQI
2nd June 2025
37AQI
37AQI
3rd June 2025
42AQI
42AQI
4th June 2025
37AQI
37AQI
5th June 2025
37AQI
37AQI
6th June 2025
43AQI
43AQI
7th June 2025
55AQI
55AQI
8th June 2025
58AQI
58AQI
9th June 2025
59AQI
59AQI
10th June 2025
47AQI
47AQI
11th June 2025
44AQI
44AQI
12th June 2025
39AQI
39AQI
13th June 2025
36AQI
36AQI
14th June 2025
41AQI
41AQI
15th June 2025
28AQI
28AQI
16th June 2025
25AQI
25AQI
17th June 2025
30AQI
30AQI
18th June 2025
37AQI
37AQI
19th June 2025
43AQI
43AQI
20th June 2025
35AQI
35AQI
21st June 2025
36AQI
36AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
46AQI
46AQI
24th June 2025
39AQI
39AQI
25th June 2025
36AQI
36AQI
26th June 2025
32AQI
32AQI
27th June 2025
32AQI
32AQI
28th June 2025
34AQI
34AQI
29th June 2025
38AQI
38AQI
30th June 2025
47AQI
47AQI
1st July 2025
51AQI
51AQI
2nd July 2025
51AQI
51AQI
3rd July 2025
55AQI
55AQI
4th July 2025
54AQI
54AQI
5th July 2025
54AQI
54AQI
6th July 2025
59AQI
59AQI
7th July 2025
58AQI
58AQI
8th July 2025
61AQI
61AQI
9th July 2025
71AQI
71AQI
10th July 2025
54AQI
54AQI
11th July 2025
47AQI
47AQI
12th July 2025
44AQI
44AQI
13th July 2025
47AQI
47AQI
14th July 2025
43AQI
43AQI
15th July 2025
53AQI
53AQI
16th July 2025
55AQI
55AQI
17th July 2025
52AQI
52AQI
18th July 2025
53AQI
53AQI
19th July 2025
46AQI
46AQI
20th July 2025
49AQI
49AQI
21st July 2025
51AQI
51AQI
22nd July 2025
50AQI
50AQI
23rd July 2025
54AQI
54AQI
24th July 2025
55AQI
55AQI
25th July 2025
57AQI
57AQI
26th July 2025
57AQI
57AQI
27th July 2025
59AQI
59AQI
28th July 2025
53AQI
53AQI
29th July 2025
52AQI
52AQI
30th July 2025
47AQI
47AQI
31st July 2025
43AQI
43AQI
1st August 2025
36AQI
36AQI
2nd August 2025
38AQI
38AQI
3rd August 2025
41AQI
41AQI
4th August 2025
47AQI
47AQI
5th August 2025
42AQI
42AQI
6th August 2025
42AQI
42AQI
28AQI
27AQI
39AQI
37AQI
36AQI
39AQI
53AQI
41AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
31
28
25
6
25
5
29
2
27
3
9
22
6
180
38
Highest AQI recorded in
July53AQI
Lowest AQI recorded in
February27AQI
202432AQI
31
27
2
28
3
17
12
1
25
6
26
4
26
5
31
30
31
28
2
31
331
34
1
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
January22AQI
202336AQI
30
1
26
2
18
11
16
14
23
8
26
4
22
9
27
4
29
1
31
26
3
29
2
303
59
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
December25AQI
202232AQI
31
22
23
8
21
9
24
7
26
4
23
2
2
1
28
1
29
2
27
3
31
287
37
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
December17AQI
202133AQI
31
25
3
22
8
1
28
2
27
4
24
6
24
7
31
30
28
3
29
1
31
330
34
1
Highest AQI recorded in
March43AQI
Lowest AQI recorded in
December25AQI
202034AQI
13
19
2
16
2
25
5
31
21
10
18
1
29
2
26
4
30
1
228
27
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
December28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2022(Avg.)
32AQIMasuda's annual 2025 AQI (37) shows an average percentage change of 11.5% (worsened AQI) compared to previous years: 2020 (34), 2021 (33), 2022 (32), 2023 (36), 2024 (32).
