Shimoayashi, Sendai, 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
Shimoayashi, Sendai, Miyagi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Aug 2023
61AQILowest AQI recorded on
8th Aug 2021
11AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 39 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Shimoayashi, Sendai, Miyagi, Japan
AQI
Day
Night
.
4 AM3rd Aug 2025
6 PM
3 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
2PM3rd Aug
56AQI
Avg. Lowest Time
12AM4th Aug
30AQI
In the last 24 hours,
Shimoayashi's AQI reached its highest point of 56 at 2 PM during the Night, while the lowest point, 30, was recorded at 12 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Shimoayashi, Sendai, Miyagi, Japan
JulAug
05th - 06th06th - 07th07th - 08th08th - 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
Day
Night
5th Jul 2025534 AMAQI
5th Jul 2025545 AMAQI
5th Jul 2025546 AMAQI
5th Jul 2025547 AMAQI
5th Jul 2025548 AMAQI
5th Jul 2025559 AMAQI
5th Jul 20255010 AMAQI
5th Jul 20255011 AMAQI
5th Jul 20255312 PMAQI
5th Jul 2025481 PMAQI
5th Jul 2025372 PMAQI
5th Jul 2025363 PMAQI
5th Jul 2025404 PMAQI
5th Jul 2025495 PMAQI
5th Jul 2025536 PMAQI
5th Jul 2025527 PMAQI
5th Jul 2025548 PMAQI
5th Jul 2025539 PMAQI
5th Jul 20255410 PMAQI
5th Jul 20255411 PMAQI
6th Jul 20255312 AMAQI
6th Jul 2025521 AMAQI
6th Jul 2025522 AMAQI
6th Jul 2025523 AMAQI
25°C22/31°C
6th Jul 2025524 AMAQI
6th Jul 2025515 AMAQI
6th Jul 2025516 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025589 AMAQI
6th Jul 20256410 AMAQI
6th Jul 20256111 AMAQI
6th Jul 20255912 PMAQI
6th Jul 2025561 PMAQI
6th Jul 2025622 PMAQI
6th Jul 2025643 PMAQI
6th Jul 2025644 PMAQI
6th Jul 2025595 PMAQI
6th Jul 2025626 PMAQI
6th Jul 2025607 PMAQI
6th Jul 2025608 PMAQI
6th Jul 2025559 PMAQI
6th Jul 20255510 PMAQI
6th Jul 20255611 PMAQI
7th Jul 20255412 AMAQI
7th Jul 2025511 AMAQI
7th Jul 2025502 AMAQI
7th Jul 2025523 AMAQI
25°C22/31°C
7th Jul 2025524 AMAQI
7th Jul 2025535 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025537 AMAQI
7th Jul 2025538 AMAQI
7th Jul 2025549 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20256211 AMAQI
7th Jul 20256312 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025592 PMAQI
7th Jul 2025593 PMAQI
7th Jul 2025594 PMAQI
7th Jul 2025625 PMAQI
7th Jul 2025606 PMAQI
7th Jul 2025597 PMAQI
7th Jul 2025608 PMAQI
7th Jul 2025569 PMAQI
7th Jul 20255710 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025532 AMAQI
8th Jul 2025533 AMAQI
26°C23/32°C
8th Jul 2025544 AMAQI
8th Jul 2025555 AMAQI
8th Jul 2025556 AMAQI
8th Jul 2025557 AMAQI
8th Jul 2025568 AMAQI
8th Jul 2025599 AMAQI
8th Jul 20255910 AMAQI
8th Jul 20256211 AMAQI
8th Jul 20256212 PMAQI
8th Jul 2025621 PMAQI
8th Jul 2025622 PMAQI
8th Jul 2025613 PMAQI
8th Jul 2025604 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025586 PMAQI
8th Jul 2025597 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20255910 PMAQI
8th Jul 20256211 PMAQI
9th Jul 20256212 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025553 AMAQI
26°C23/30°C
9th Jul 2025554 AMAQI
9th Jul 2025565 AMAQI
9th Jul 2025566 AMAQI
9th Jul 2025567 AMAQI
9th Jul 2025578 AMAQI
9th Jul 2025659 AMAQI
9th Jul 20257210 AMAQI
9th Jul 20257511 AMAQI
9th Jul 20257312 PMAQI
9th Jul 2025691 PMAQI
9th Jul 2025722 PMAQI
9th Jul 2025663 PMAQI
9th Jul 2025534 PMAQI
9th Jul 2025485 PMAQI
9th Jul 2025526 PMAQI
9th Jul 2025577 PMAQI
9th Jul 2025578 PMAQI
9th Jul 2025589 PMAQI
9th Jul 20256310 PMAQI
9th Jul 20256811 PMAQI
10th Jul 20256612 AMAQI
10th Jul 2025681 AMAQI
10th Jul 2025622 AMAQI
10th Jul 2025573 AMAQI
25°C22/30°C
10th Jul 2025584 AMAQI
10th Jul 2025605 AMAQI
10th Jul 2025606 AMAQI
10th Jul 2025607 AMAQI
10th Jul 2025608 AMAQI
10th Jul 2025539 AMAQI
10th Jul 20254310 AMAQI
10th Jul 20254911 AMAQI
10th Jul 20254912 PMAQI
10th Jul 2025501 PMAQI
10th Jul 2025472 PMAQI
10th Jul 2025483 PMAQI
10th Jul 2025484 PMAQI
10th Jul 2025425 PMAQI
10th Jul 2025416 PMAQI
10th Jul 2025367 PMAQI
10th Jul 2025498 PMAQI
10th Jul 2025559 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255412 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025592 AMAQI
11th Jul 2025613 AMAQI
21°C19/23°C
11th Jul 2025604 AMAQI
11th Jul 2025595 AMAQI
11th Jul 2025596 AMAQI
11th Jul 2025597 AMAQI
11th Jul 2025598 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20251912 PMAQI
11th Jul 2025271 PMAQI
11th Jul 2025282 PMAQI
11th Jul 2025313 PMAQI
11th Jul 2025324 PMAQI
11th Jul 2025345 PMAQI
11th Jul 2025366 PMAQI
11th Jul 2025367 PMAQI
11th Jul 2025408 PMAQI
11th Jul 2025529 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255211 PMAQI
12th Jul 20255212 AMAQI
12th Jul 2025531 AMAQI
12th Jul 2025542 AMAQI
12th Jul 2025583 AMAQI
19°C18/20°C
12th Jul 2025564 AMAQI
12th Jul 2025555 AMAQI
12th Jul 2025546 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025309 AMAQI
12th Jul 20252310 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20252312 PMAQI
12th Jul 2025261 PMAQI
12th Jul 2025292 PMAQI
12th Jul 2025303 PMAQI
12th Jul 2025314 PMAQI
12th Jul 2025325 PMAQI
12th Jul 2025346 PMAQI
12th Jul 2025347 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025499 PMAQI
12th Jul 20254810 PMAQI
12th Jul 20254611 PMAQI
13th Jul 20254612 AMAQI
13th Jul 2025501 AMAQI
13th Jul 2025542 AMAQI
13th Jul 2025553 AMAQI
19°C17/21°C
13th Jul 2025544 AMAQI
13th Jul 2025525 AMAQI
13th Jul 2025526 AMAQI
13th Jul 2025527 AMAQI
13th Jul 2025528 AMAQI
13th Jul 2025369 AMAQI
13th Jul 20252210 AMAQI
13th Jul 20252811 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025371 PMAQI
13th Jul 2025402 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025435 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025397 PMAQI
13th Jul 2025408 PMAQI
13th Jul 2025509 PMAQI
13th Jul 20255010 PMAQI
13th Jul 20254711 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025461 AMAQI
14th Jul 2025502 AMAQI
14th Jul 2025523 AMAQI
22°C18/26°C
14th Jul 2025524 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025516 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025459 AMAQI
14th Jul 20253110 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20251512 PMAQI
14th Jul 2025201 PMAQI
14th Jul 2025202 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025254 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025369 PMAQI
14th Jul 20253510 PMAQI
14th Jul 20254211 PMAQI
15th Jul 20254012 AMAQI
15th Jul 2025371 AMAQI
15th Jul 2025452 AMAQI
15th Jul 2025513 AMAQI
23°C20/24°C
15th Jul 2025504 AMAQI
15th Jul 2025495 AMAQI
15th Jul 2025496 AMAQI
15th Jul 2025497 AMAQI
15th Jul 2025498 AMAQI
15th Jul 2025389 AMAQI
15th Jul 20253410 AMAQI
15th Jul 20253211 AMAQI
15th Jul 20253112 PMAQI
15th Jul 2025401 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025373 PMAQI
15th Jul 2025354 PMAQI
15th Jul 2025315 PMAQI
15th Jul 2025256 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025338 PMAQI
15th Jul 2025389 PMAQI
15th Jul 20253810 PMAQI
15th Jul 20253811 PMAQI
16th Jul 20254012 AMAQI
16th Jul 2025401 AMAQI
16th Jul 2025462 AMAQI
16th Jul 2025473 AMAQI
24°C22/26°C
16th Jul 2025484 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025466 AMAQI
16th Jul 2025457 AMAQI
16th Jul 2025468 AMAQI
16th Jul 2025319 AMAQI
16th Jul 20253910 AMAQI
16th Jul 20255311 AMAQI
16th Jul 20255612 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025612 PMAQI
16th Jul 2025653 PMAQI
16th Jul 2025574 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025376 PMAQI
16th Jul 2025277 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025369 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025371 AMAQI
17th Jul 2025462 AMAQI
17th Jul 2025483 AMAQI
26°C23/30°C
17th Jul 2025484 AMAQI
17th Jul 2025485 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025477 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252010 AMAQI
17th Jul 20251611 AMAQI
17th Jul 20251912 PMAQI
17th Jul 2025241 PMAQI
17th Jul 2025242 PMAQI
17th Jul 2025263 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025397 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254211 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025471 AMAQI
18th Jul 2025462 AMAQI
18th Jul 2025463 AMAQI
25°C23/30°C
18th Jul 2025454 AMAQI
18th Jul 2025425 AMAQI
18th Jul 2025406 AMAQI
18th Jul 2025427 AMAQI
18th Jul 2025428 AMAQI
18th Jul 2025399 AMAQI
18th Jul 20253810 AMAQI
18th Jul 20254711 AMAQI
18th Jul 20254212 PMAQI
18th Jul 2025411 PMAQI
18th Jul 2025492 PMAQI
18th Jul 2025483 PMAQI
18th Jul 2025474 PMAQI
18th Jul 2025535 PMAQI
18th Jul 2025516 PMAQI
18th Jul 2025467 PMAQI
18th Jul 2025458 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254512 AMAQI
19th Jul 2025461 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025443 AMAQI
25°C22/29°C
19th Jul 2025444 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025379 AMAQI
19th Jul 20253710 AMAQI
19th Jul 20254911 AMAQI
19th Jul 20255512 PMAQI
19th Jul 2025541 PMAQI
19th Jul 2025552 PMAQI
19th Jul 2025523 PMAQI
19th Jul 2025444 PMAQI
19th Jul 2025395 PMAQI
19th Jul 2025406 PMAQI
19th Jul 2025387 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20254211 PMAQI
20th Jul 20254312 AMAQI
20th Jul 2025441 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025433 AMAQI
25°C21/29°C
20th Jul 2025454 AMAQI
20th Jul 2025465 AMAQI
20th Jul 2025466 AMAQI
20th Jul 2025467 AMAQI
20th Jul 2025468 AMAQI
20th Jul 2025509 AMAQI
20th Jul 20255710 AMAQI
20th Jul 20256011 AMAQI
20th Jul 20255712 PMAQI
20th Jul 2025551 PMAQI
20th Jul 2025542 PMAQI
20th Jul 2025573 PMAQI
20th Jul 2025534 PMAQI
20th Jul 2025525 PMAQI
20th Jul 2025516 PMAQI
20th Jul 2025527 PMAQI
20th Jul 2025528 PMAQI
20th Jul 2025469 PMAQI
20th Jul 20254910 PMAQI
20th Jul 20254811 PMAQI
21st Jul 20255012 AMAQI
21st Jul 2025501 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025443 AMAQI
26°C22/31°C
21st Jul 2025464 AMAQI
21st Jul 2025485 AMAQI
21st Jul 2025486 AMAQI
21st Jul 2025487 AMAQI
21st Jul 2025488 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20255210 AMAQI
21st Jul 20255211 AMAQI
21st Jul 20255612 PMAQI
21st Jul 2025521 PMAQI
21st Jul 2025502 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025544 PMAQI
21st Jul 2025505 PMAQI
21st Jul 2025456 PMAQI
21st Jul 2025507 PMAQI
21st Jul 2025508 PMAQI
21st Jul 2025509 PMAQI
21st Jul 20254810 PMAQI
21st Jul 20254811 PMAQI
22nd Jul 20254712 AMAQI
22nd Jul 2025491 AMAQI
22nd Jul 2025462 AMAQI
22nd Jul 2025463 AMAQI
27°C23/33°C
22nd Jul 2025484 AMAQI
22nd Jul 2025485 AMAQI
22nd Jul 2025496 AMAQI
22nd Jul 2025497 AMAQI
22nd Jul 2025498 AMAQI
22nd Jul 2025449 AMAQI
22nd Jul 20254610 AMAQI
22nd Jul 20254911 AMAQI
22nd Jul 20254312 PMAQI
22nd Jul 2025401 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025553 PMAQI
22nd Jul 2025514 PMAQI
22nd Jul 2025465 PMAQI
22nd Jul 2025416 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025468 PMAQI
22nd Jul 2025489 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20254711 PMAQI
23rd Jul 20254812 AMAQI
23rd Jul 2025501 AMAQI
23rd Jul 2025482 AMAQI
23rd Jul 2025473 AMAQI
27°C23/34°C
23rd Jul 2025474 AMAQI
23rd Jul 2025485 AMAQI
23rd Jul 2025486 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025468 AMAQI
23rd Jul 2025469 AMAQI
23rd Jul 20255310 AMAQI
23rd Jul 20254011 AMAQI
23rd Jul 20253212 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025503 PMAQI
23rd Jul 2025564 PMAQI
23rd Jul 2025535 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025568 PMAQI
23rd Jul 2025549 PMAQI
23rd Jul 20255510 PMAQI
23rd Jul 20255211 PMAQI
24th Jul 20255412 AMAQI
24th Jul 2025501 AMAQI
24th Jul 2025502 AMAQI
24th Jul 2025483 AMAQI
28°C24/34°C
24th Jul 2025484 AMAQI
24th Jul 2025475 AMAQI
24th Jul 2025486 AMAQI
24th Jul 2025487 AMAQI
24th Jul 2025498 AMAQI
24th Jul 2025459 AMAQI
24th Jul 20254710 AMAQI
24th Jul 20254611 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025481 PMAQI
24th Jul 2025492 PMAQI
24th Jul 2025503 PMAQI
24th Jul 2025524 PMAQI
24th Jul 2025495 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025577 PMAQI
24th Jul 2025568 PMAQI
24th Jul 2025539 PMAQI
24th Jul 20255710 PMAQI
24th Jul 20255411 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025493 AMAQI
28°C24/34°C
25th Jul 2025484 AMAQI
25th Jul 2025505 AMAQI
25th Jul 2025506 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20256010 AMAQI
25th Jul 20255411 AMAQI
25th Jul 20254312 PMAQI
25th Jul 2025431 PMAQI
25th Jul 2025542 PMAQI
25th Jul 2025593 PMAQI
25th Jul 2025544 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025546 PMAQI
25th Jul 2025647 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025519 PMAQI
25th Jul 20254810 PMAQI
25th Jul 20255011 PMAQI
26th Jul 20255112 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025482 AMAQI
26th Jul 2025503 AMAQI
27°C23/33°C
26th Jul 2025504 AMAQI
26th Jul 2025495 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20256010 AMAQI
26th Jul 20255911 AMAQI
26th Jul 20255312 PMAQI
26th Jul 2025421 PMAQI
26th Jul 2025472 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025574 PMAQI
26th Jul 2025545 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025487 PMAQI
26th Jul 2025538 PMAQI
26th Jul 2025549 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20255411 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025503 AMAQI
27°C23/33°C
27th Jul 2025514 AMAQI
27th Jul 2025545 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20255710 AMAQI
27th Jul 20255811 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025451 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025493 PMAQI
27th Jul 2025594 PMAQI
27th Jul 2025625 PMAQI
27th Jul 2025606 PMAQI
27th Jul 2025617 PMAQI
27th Jul 2025618 PMAQI
27th Jul 2025599 PMAQI
27th Jul 20255710 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255512 AMAQI
28th Jul 2025531 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025533 AMAQI
28°C24/33°C
28th Jul 2025534 AMAQI
28th Jul 2025535 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025538 AMAQI
28th Jul 2025449 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20254411 AMAQI
28th Jul 20253812 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025352 PMAQI
28th Jul 2025393 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025425 PMAQI
28th Jul 2025386 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025468 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255010 PMAQI
28th Jul 20255111 PMAQI
29th Jul 20255012 AMAQI
29th Jul 2025521 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025523 AMAQI
28°C24/34°C
29th Jul 2025534 AMAQI
29th Jul 2025525 AMAQI
29th Jul 2025526 AMAQI
29th Jul 2025527 AMAQI
29th Jul 2025528 AMAQI
29th Jul 2025579 AMAQI
29th Jul 20255810 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025601 PMAQI
29th Jul 2025622 PMAQI
29th Jul 2025613 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025535 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025427 PMAQI
29th Jul 2025368 PMAQI
29th Jul 2025429 PMAQI
29th Jul 20254410 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025481 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025523 AMAQI
27°C23/33°C
30th Jul 2025524 AMAQI
30th Jul 2025545 AMAQI
30th Jul 2025546 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025538 AMAQI
30th Jul 2025389 AMAQI
30th Jul 20254410 AMAQI
30th Jul 20254611 AMAQI
30th Jul 20254012 PMAQI
30th Jul 2025371 PMAQI
30th Jul 2025332 PMAQI
30th Jul 2025303 PMAQI
30th Jul 2025294 PMAQI
30th Jul 2025315 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025338 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20254610 PMAQI
30th Jul 20254611 PMAQI
31st Jul 20254812 AMAQI
31st Jul 2025481 AMAQI
31st Jul 2025502 AMAQI
31st Jul 2025523 AMAQI
25°C22/29°C
31st Jul 2025524 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 20255211 AMAQI
31st Jul 20254312 PMAQI
31st Jul 2025381 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025333 PMAQI
31st Jul 2025284 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025296 PMAQI
31st Jul 2025247 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025339 PMAQI
31st Jul 20253410 PMAQI
31st Jul 20253111 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025381 AMAQI
1st Aug 2025412 AMAQI
1st Aug 2025423 AMAQI
25°C22/29°C
1st Aug 2025424 AMAQI
1st Aug 2025415 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025408 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20254711 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025451 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025323 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025405 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025287 PMAQI
1st Aug 2025318 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20253510 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025413 AMAQI
24°C22/27°C
2nd Aug 2025414 AMAQI
2nd Aug 2025425 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025369 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20254011 AMAQI
2nd Aug 20252712 PMAQI
2nd Aug 2025421 PMAQI
2nd Aug 2025462 PMAQI
2nd Aug 2025473 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025465 PMAQI
2nd Aug 2025506 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025348 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20252812 AMAQI
3rd Aug 2025341 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025373 AMAQI
27°C24/31°C
3rd Aug 2025384 AMAQI
3rd Aug 2025385 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025377 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025399 AMAQI
3rd Aug 20254410 AMAQI
3rd Aug 20254811 AMAQI
3rd Aug 20255512 PMAQI
3rd Aug 2025531 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025545 PMAQI
3rd Aug 2025546 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025418 PMAQI
3rd Aug 2025419 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253411 PMAQI
4th Aug 20253012 AMAQI
4th Aug 2025361 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025373 AMAQI
--°C/°C
4th Aug 2025394 AMAQI
4 AM4th Aug 2025405 AMAQI
4th Aug 2025406 AMAQI
4th Aug 2025397 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
50AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 PM - 6 PM
46AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 50), while the lowest AQI was between 12 PM to 6 PM (Avg. 46).
Night time
Avg. Highest Time
12 AM - 3 AM
48AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 11 PM
47AQI
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. 48), while the lowest AQI was between 7 PM to 11 PM (Avg. 47).
2025 Days Vs Air Quality
Shimoayashi, Sendai, Miyagi, Japan
2025
89%
192
11%
23
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
192 DaysModerate
23 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 215 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
Shimoayashi, Sendai, 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
25AQI
25AQI
2nd January 2025
25AQI
25AQI
3rd January 2025
23AQI
23AQI
4th January 2025
23AQI
23AQI
5th January 2025
22AQI
22AQI
6th January 2025
26AQI
26AQI
7th January 2025
25AQI
25AQI
8th January 2025
24AQI
24AQI
9th January 2025
19AQI
19AQI
10th January 2025
20AQI
20AQI
11th January 2025
22AQI
22AQI
12th January 2025
21AQI
21AQI
13th January 2025
23AQI
23AQI
14th January 2025
36AQI
36AQI
15th January 2025
27AQI
27AQI
16th January 2025
27AQI
27AQI
17th January 2025
21AQI
21AQI
18th January 2025
24AQI
24AQI
19th January 2025
28AQI
28AQI
20th January 2025
34AQI
34AQI
21st January 2025
43AQI
43AQI
22nd January 2025
36AQI
36AQI
23rd January 2025
36AQI
36AQI
24th January 2025
35AQI
35AQI
25th January 2025
31AQI
31AQI
26th January 2025
27AQI
27AQI
27th January 2025
26AQI
26AQI
28th January 2025
26AQI
26AQI
29th January 2025
24AQI
24AQI
30th January 2025
24AQI
24AQI
31st January 2025
24AQI
24AQI
1st February 2025
25AQI
25AQI
2nd February 2025
25AQI
25AQI
3rd February 2025
24AQI
24AQI
4th February 2025
25AQI
25AQI
5th February 2025
23AQI
23AQI
6th February 2025
23AQI
23AQI
7th February 2025
24AQI
24AQI
8th February 2025
23AQI
23AQI
9th February 2025
24AQI
24AQI
10th February 2025
23AQI
23AQI
11th February 2025
24AQI
24AQI
12th February 2025
26AQI
26AQI
13th February 2025
25AQI
25AQI
14th February 2025
25AQI
25AQI
15th February 2025
23AQI
23AQI
16th February 2025
25AQI
25AQI
17th February 2025
37AQI
37AQI
18th February 2025
23AQI
23AQI
19th February 2025
28AQI
28AQI
20th February 2025
23AQI
23AQI
21st February 2025
24AQI
24AQI
22nd February 2025
23AQI
23AQI
23rd February 2025
23AQI
23AQI
24th February 2025
23AQI
23AQI
25th February 2025
26AQI
26AQI
26th February 2025
38AQI
38AQI
27th February 2025
31AQI
31AQI
28th February 2025
47AQI
47AQI
1st March 2025
42AQI
42AQI
2nd March 2025
52AQI
52AQI
3rd March 2025
34AQI
34AQI
4th March 2025
33AQI
33AQI
5th March 2025
23AQI
23AQI
6th March 2025
24AQI
24AQI
7th March 2025
25AQI
25AQI
8th March 2025
30AQI
30AQI
9th March 2025
27AQI
27AQI
10th March 2025
33AQI
33AQI
11th March 2025
33AQI
33AQI
12th March 2025
36AQI
36AQI
13th March 2025
42AQI
42AQI
14th March 2025
33AQI
33AQI
15th March 2025
39AQI
39AQI
16th March 2025
25AQI
25AQI
17th March 2025
22AQI
22AQI
18th March 2025
24AQI
24AQI
19th March 2025
23AQI
23AQI
20th March 2025
27AQI
27AQI
21st March 2025
45AQI
45AQI
22nd March 2025
50AQI
50AQI
23rd March 2025
36AQI
36AQI
24th March 2025
35AQI
35AQI
25th March 2025
58AQI
58AQI
26th March 2025
58AQI
58AQI
27th March 2025
58AQI
58AQI
28th March 2025
48AQI
48AQI
29th March 2025
35AQI
35AQI
30th March 2025
30AQI
30AQI
31st March 2025
33AQI
33AQI
1st April 2025
30AQI
30AQI
2nd April 2025
24AQI
24AQI
3rd April 2025
22AQI
22AQI
4th April 2025
20AQI
20AQI
5th April 2025
23AQI
23AQI
6th April 2025
29AQI
29AQI
7th April 2025
23AQI
23AQI
8th April 2025
35AQI
35AQI
9th April 2025
28AQI
28AQI
10th April 2025
37AQI
37AQI
11th April 2025
45AQI
45AQI
12th April 2025
34AQI
34AQI
13th April 2025
24AQI
24AQI
14th April 2025
20AQI
20AQI
15th April 2025
19AQI
19AQI
16th April 2025
21AQI
21AQI
17th April 2025
41AQI
41AQI
18th April 2025
45AQI
45AQI
19th April 2025
57AQI
57AQI
20th April 2025
53AQI
53AQI
21st April 2025
40AQI
40AQI
22nd April 2025
43AQI
43AQI
23rd April 2025
34AQI
34AQI
24th April 2025
31AQI
31AQI
25th April 2025
32AQI
32AQI
26th April 2025
49AQI
49AQI
27th April 2025
46AQI
46AQI
28th April 2025
46AQI
46AQI
29th April 2025
26AQI
26AQI
30th April 2025
23AQI
23AQI
1st May 2025
21AQI
21AQI
2nd May 2025
19AQI
19AQI
3rd May 2025
28AQI
28AQI
4th May 2025
26AQI
26AQI
5th May 2025
31AQI
31AQI
6th May 2025
27AQI
27AQI
7th May 2025
23AQI
23AQI
8th May 2025
31AQI
31AQI
9th May 2025
30AQI
30AQI
10th May 2025
25AQI
25AQI
11th May 2025
21AQI
21AQI
12th May 2025
22AQI
22AQI
13th May 2025
35AQI
35AQI
14th May 2025
43AQI
43AQI
15th May 2025
42AQI
42AQI
16th May 2025
48AQI
48AQI
17th May 2025
34AQI
34AQI
18th May 2025
39AQI
39AQI
19th May 2025
37AQI
37AQI
20th May 2025
50AQI
50AQI
21st May 2025
54AQI
54AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
42AQI
42AQI
24th May 2025
36AQI
36AQI
25th May 2025
24AQI
24AQI
26th May 2025
25AQI
25AQI
27th May 2025
28AQI
28AQI
28th May 2025
27AQI
27AQI
29th May 2025
31AQI
31AQI
30th May 2025
29AQI
29AQI
31st May 2025
18AQI
18AQI
1st June 2025
19AQI
19AQI
2nd June 2025
33AQI
33AQI
3rd June 2025
37AQI
37AQI
4th June 2025
28AQI
28AQI
5th June 2025
33AQI
33AQI
6th June 2025
40AQI
40AQI
7th June 2025
53AQI
53AQI
8th June 2025
57AQI
57AQI
9th June 2025
59AQI
59AQI
10th June 2025
50AQI
50AQI
11th June 2025
42AQI
42AQI
12th June 2025
36AQI
36AQI
13th June 2025
32AQI
32AQI
14th June 2025
36AQI
36AQI
15th June 2025
27AQI
27AQI
16th June 2025
24AQI
24AQI
17th June 2025
30AQI
30AQI
18th June 2025
37AQI
37AQI
19th June 2025
46AQI
46AQI
20th June 2025
39AQI
39AQI
21st June 2025
39AQI
39AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
44AQI
44AQI
24th June 2025
31AQI
31AQI
25th June 2025
34AQI
34AQI
26th June 2025
29AQI
29AQI
27th June 2025
30AQI
30AQI
28th June 2025
30AQI
30AQI
29th June 2025
37AQI
37AQI
30th June 2025
46AQI
46AQI
1st July 2025
49AQI
49AQI
2nd July 2025
51AQI
51AQI
3rd July 2025
55AQI
55AQI
4th July 2025
54AQI
54AQI
5th July 2025
51AQI
51AQI
6th July 2025
56AQI
56AQI
7th July 2025
56AQI
56AQI
8th July 2025
58AQI
58AQI
9th July 2025
60AQI
60AQI
10th July 2025
53AQI
53AQI
11th July 2025
45AQI
45AQI
12th July 2025
42AQI
42AQI
13th July 2025
45AQI
45AQI
14th July 2025
38AQI
38AQI
15th July 2025
39AQI
39AQI
16th July 2025
44AQI
44AQI
17th July 2025
37AQI
37AQI
18th July 2025
45AQI
45AQI
19th July 2025
44AQI
44AQI
20th July 2025
49AQI
49AQI
21st July 2025
49AQI
49AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
49AQI
49AQI
24th July 2025
50AQI
50AQI
25th July 2025
52AQI
52AQI
26th July 2025
52AQI
52AQI
27th July 2025
55AQI
55AQI
28th July 2025
47AQI
47AQI
29th July 2025
51AQI
51AQI
30th July 2025
43AQI
43AQI
31st July 2025
41AQI
41AQI
1st August 2025
38AQI
38AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
39AQI
39AQI
27AQI
26AQI
36AQI
33AQI
32AQI
37AQI
49AQI
39AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
31
28
27
4
28
2
30
1
27
3
18
13
3
192
23
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
February26AQI
202433AQI
31
28
1
28
3
20
9
1
31
27
3
25
6
31
30
31
29
1
31
342
23
1
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
December22AQI
202336AQI
30
1
26
2
18
11
19
11
23
8
26
4
26
5
26
5
29
1
31
28
1
30
1
312
50
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
October26AQI
202234AQI
31
19
2
27
4
22
8
25
6
27
3
24
1
3
1
29
29
2
29
1
31
296
28
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
December24AQI
202131AQI
31
26
2
26
3
20
1
28
3
22
8
25
6
31
30
31
30
31
331
23
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
January25AQI
202026AQI
12
1
21
17
1
28
2
31
25
6
19
31
28
2
31
243
12
Highest AQI recorded in
August39AQI
Lowest AQI recorded in
December19AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
36AQILeast Polluted Year Recorded
2020(Avg.)
26AQIShimoayashi's annual 2025 AQI (34) shows an average percentage change of 10.05% (worsened AQI) compared to previous years: 2020 (26), 2021 (31), 2022 (34), 2023 (36), 2024 (33).
