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+
September Air Quality Analysis
Iwakiri, Rifu, Miyagi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Sep 2023
47AQILowest AQI recorded on
23rd Sep 2024
12AQISame Day Analysis (22nd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 25 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
Iwakiri, Rifu, Miyagi, Japan
AQI
Day
Night
.
5 AM22nd Sep 2025
5 PM
4 AM23rd Sep 2025
Day time
Avg. Highest Time
12PM22nd Sep
34AQI
Avg. Lowest Time
11AM22nd Sep
22AQI
Night time
Avg. Highest Time
12AM23rd Sep
26AQI
Avg. Lowest Time
7PM22nd Sep
20AQI
In the last 24 hours,
Iwakiri's AQI reached its highest point of 34 at 12 PM during the Day, while the lowest point, 20, was recorded at 7 PM during the Night between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Iwakiri, Rifu, Miyagi, Japan
AugSep
24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
24th Aug 2025465 AMAQI
24th Aug 2025466 AMAQI
24th Aug 2025477 AMAQI
24th Aug 2025468 AMAQI
24th Aug 2025459 AMAQI
24th Aug 20255110 AMAQI
24th Aug 20254811 AMAQI
24th Aug 20254612 PMAQI
24th Aug 2025541 PMAQI
24th Aug 2025552 PMAQI
24th Aug 2025533 PMAQI
24th Aug 2025574 PMAQI
24th Aug 2025585 PMAQI
24th Aug 2025576 PMAQI
24th Aug 2025587 PMAQI
24th Aug 2025528 PMAQI
24th Aug 2025409 PMAQI
24th Aug 20254510 PMAQI
24th Aug 20254311 PMAQI
25th Aug 20253712 AMAQI
25th Aug 2025441 AMAQI
25th Aug 2025452 AMAQI
25th Aug 2025463 AMAQI
25th Aug 2025494 AMAQI
28°C24/32°C
25th Aug 2025505 AMAQI
25th Aug 2025506 AMAQI
25th Aug 2025507 AMAQI
25th Aug 2025508 AMAQI
25th Aug 2025539 AMAQI
25th Aug 20255410 AMAQI
25th Aug 20255411 AMAQI
25th Aug 20254312 PMAQI
25th Aug 2025481 PMAQI
25th Aug 2025382 PMAQI
25th Aug 2025553 PMAQI
25th Aug 2025504 PMAQI
25th Aug 2025415 PMAQI
25th Aug 2025466 PMAQI
25th Aug 2025417 PMAQI
25th Aug 2025498 PMAQI
25th Aug 2025449 PMAQI
25th Aug 20254210 PMAQI
25th Aug 20254011 PMAQI
26th Aug 20253812 AMAQI
26th Aug 2025481 AMAQI
26th Aug 2025502 AMAQI
26th Aug 2025503 AMAQI
26th Aug 2025504 AMAQI
25°C24/27°C
26th Aug 2025515 AMAQI
26th Aug 2025506 AMAQI
26th Aug 2025527 AMAQI
26th Aug 2025498 AMAQI
26th Aug 2025479 AMAQI
26th Aug 20255210 AMAQI
26th Aug 20255811 AMAQI
26th Aug 20255812 PMAQI
26th Aug 2025571 PMAQI
26th Aug 2025462 PMAQI
26th Aug 2025563 PMAQI
26th Aug 2025504 PMAQI
26th Aug 2025535 PMAQI
26th Aug 2025556 PMAQI
26th Aug 2025577 PMAQI
26th Aug 2025538 PMAQI
26th Aug 2025509 PMAQI
26th Aug 20254710 PMAQI
26th Aug 20254811 PMAQI
27th Aug 20255212 AMAQI
27th Aug 2025471 AMAQI
27th Aug 2025502 AMAQI
27th Aug 2025503 AMAQI
27th Aug 2025514 AMAQI
27°C25/30°C
27th Aug 2025525 AMAQI
27th Aug 2025526 AMAQI
27th Aug 2025527 AMAQI
27th Aug 2025528 AMAQI
27th Aug 2025379 AMAQI
27th Aug 20253010 AMAQI
27th Aug 20254011 AMAQI
27th Aug 20254012 PMAQI
27th Aug 2025261 PMAQI
27th Aug 2025252 PMAQI
27th Aug 2025373 PMAQI
27th Aug 2025434 PMAQI
27th Aug 2025365 PMAQI
27th Aug 2025346 PMAQI
27th Aug 2025287 PMAQI
27th Aug 2025408 PMAQI
27th Aug 2025389 PMAQI
27th Aug 20253710 PMAQI
27th Aug 20253411 PMAQI
28th Aug 20253612 AMAQI
28th Aug 2025461 AMAQI
28th Aug 2025522 AMAQI
28th Aug 2025513 AMAQI
28th Aug 2025504 AMAQI
27°C24/32°C
28th Aug 2025495 AMAQI
28th Aug 2025486 AMAQI
28th Aug 2025507 AMAQI
28th Aug 2025508 AMAQI
28th Aug 2025309 AMAQI
28th Aug 20253210 AMAQI
28th Aug 20253611 AMAQI
28th Aug 20253812 PMAQI
28th Aug 2025421 PMAQI
28th Aug 2025322 PMAQI
28th Aug 2025283 PMAQI
28th Aug 2025264 PMAQI
28th Aug 2025295 PMAQI
28th Aug 2025326 PMAQI
28th Aug 2025267 PMAQI
28th Aug 2025378 PMAQI
28th Aug 2025349 PMAQI
28th Aug 20253410 PMAQI
28th Aug 20253311 PMAQI
29th Aug 20253312 AMAQI
29th Aug 2025421 AMAQI
29th Aug 2025482 AMAQI
29th Aug 2025503 AMAQI
29th Aug 2025464 AMAQI
25°C22/28°C
29th Aug 2025445 AMAQI
29th Aug 2025466 AMAQI
29th Aug 2025447 AMAQI
29th Aug 2025458 AMAQI
29th Aug 2025309 AMAQI
29th Aug 20253410 AMAQI
29th Aug 20253611 AMAQI
29th Aug 20252712 PMAQI
29th Aug 2025391 PMAQI
29th Aug 2025342 PMAQI
29th Aug 2025413 PMAQI
29th Aug 2025384 PMAQI
29th Aug 2025365 PMAQI
29th Aug 2025496 PMAQI
29th Aug 2025417 PMAQI
29th Aug 2025388 PMAQI
29th Aug 2025429 PMAQI
29th Aug 20254310 PMAQI
29th Aug 20254211 PMAQI
30th Aug 20253512 AMAQI
30th Aug 2025451 AMAQI
30th Aug 2025472 AMAQI
30th Aug 2025473 AMAQI
30th Aug 2025444 AMAQI
25°C23/28°C
30th Aug 2025465 AMAQI
30th Aug 2025446 AMAQI
30th Aug 2025447 AMAQI
30th Aug 2025458 AMAQI
30th Aug 2025359 AMAQI
30th Aug 20255010 AMAQI
30th Aug 20254611 AMAQI
30th Aug 20254012 PMAQI
30th Aug 2025451 PMAQI
30th Aug 2025462 PMAQI
30th Aug 2025463 PMAQI
30th Aug 2025484 PMAQI
30th Aug 2025395 PMAQI
30th Aug 2025406 PMAQI
30th Aug 2025427 PMAQI
30th Aug 2025438 PMAQI
30th Aug 2025399 PMAQI
30th Aug 20253710 PMAQI
30th Aug 20253511 PMAQI
31st Aug 20253412 AMAQI
31st Aug 2025471 AMAQI
31st Aug 2025472 AMAQI
31st Aug 2025483 AMAQI
31st Aug 2025464 AMAQI
28°C24/33°C
31st Aug 2025435 AMAQI
31st Aug 2025466 AMAQI
31st Aug 2025427 AMAQI
31st Aug 2025458 AMAQI
31st Aug 2025309 AMAQI
31st Aug 20254210 AMAQI
31st Aug 20254311 AMAQI
31st Aug 20254212 PMAQI
31st Aug 2025521 PMAQI
31st Aug 2025412 PMAQI
31st Aug 2025463 PMAQI
31st Aug 2025374 PMAQI
31st Aug 2025435 PMAQI
31st Aug 2025466 PMAQI
31st Aug 2025407 PMAQI
31st Aug 2025448 PMAQI
31st Aug 2025389 PMAQI
31st Aug 20253810 PMAQI
31st Aug 20254611 PMAQI
1st Sep 20254012 AMAQI
1st Sep 2025441 AMAQI
1st Sep 2025462 AMAQI
1st Sep 2025463 AMAQI
1st Sep 2025474 AMAQI
25°C24/27°C
1st Sep 2025445 AMAQI
1st Sep 2025486 AMAQI
1st Sep 2025477 AMAQI
1st Sep 2025488 AMAQI
1st Sep 2025389 AMAQI
1st Sep 20253710 AMAQI
1st Sep 20253811 AMAQI
1st Sep 20255212 PMAQI
1st Sep 2025491 PMAQI
1st Sep 2025442 PMAQI
1st Sep 2025423 PMAQI
1st Sep 2025394 PMAQI
1st Sep 2025415 PMAQI
1st Sep 2025406 PMAQI
1st Sep 2025417 PMAQI
1st Sep 2025388 PMAQI
1st Sep 2025409 PMAQI
1st Sep 20254410 PMAQI
1st Sep 20254311 PMAQI
2nd Sep 20254312 AMAQI
2nd Sep 2025471 AMAQI
2nd Sep 2025462 AMAQI
2nd Sep 2025483 AMAQI
2nd Sep 2025464 AMAQI
27°C25/30°C
2nd Sep 2025465 AMAQI
2nd Sep 2025466 AMAQI
2nd Sep 2025467 AMAQI
2nd Sep 2025468 AMAQI
2nd Sep 2025199 AMAQI
2nd Sep 20252410 AMAQI
2nd Sep 20253811 AMAQI
2nd Sep 20252412 PMAQI
2nd Sep 2025301 PMAQI
2nd Sep 2025272 PMAQI
2nd Sep 2025233 PMAQI
2nd Sep 2025274 PMAQI
2nd Sep 2025215 PMAQI
2nd Sep 2025286 PMAQI
2nd Sep 2025267 PMAQI
2nd Sep 2025298 PMAQI
2nd Sep 2025339 PMAQI
2nd Sep 20253810 PMAQI
2nd Sep 20253511 PMAQI
3rd Sep 20253612 AMAQI
3rd Sep 2025451 AMAQI
3rd Sep 2025472 AMAQI
3rd Sep 2025483 AMAQI
3rd Sep 2025444 AMAQI
29°C26/32°C
3rd Sep 2025425 AMAQI
3rd Sep 2025456 AMAQI
3rd Sep 2025447 AMAQI
3rd Sep 2025428 AMAQI
3rd Sep 2025279 AMAQI
3rd Sep 20252910 AMAQI
3rd Sep 20252511 AMAQI
3rd Sep 20252412 PMAQI
3rd Sep 2025301 PMAQI
3rd Sep 2025262 PMAQI
3rd Sep 2025333 PMAQI
3rd Sep 2025374 PMAQI
3rd Sep 2025285 PMAQI
3rd Sep 2025306 PMAQI
3rd Sep 2025267 PMAQI
3rd Sep 2025328 PMAQI
3rd Sep 2025349 PMAQI
3rd Sep 20253410 PMAQI
3rd Sep 20253111 PMAQI
4th Sep 20253412 AMAQI
4th Sep 2025421 AMAQI
4th Sep 2025462 AMAQI
4th Sep 2025463 AMAQI
4th Sep 2025434 AMAQI
27°C23/32°C
4th Sep 2025425 AMAQI
4th Sep 2025446 AMAQI
4th Sep 2025427 AMAQI
4th Sep 2025418 AMAQI
4th Sep 2025279 AMAQI
4th Sep 20252510 AMAQI
4th Sep 20252511 AMAQI
4th Sep 20252612 PMAQI
4th Sep 2025221 PMAQI
4th Sep 2025252 PMAQI
4th Sep 2025243 PMAQI
4th Sep 2025264 PMAQI
4th Sep 2025225 PMAQI
4th Sep 2025196 PMAQI
4th Sep 2025127 PMAQI
4th Sep 2025128 PMAQI
4th Sep 2025149 PMAQI
4th Sep 20252610 PMAQI
4th Sep 20253211 PMAQI
5th Sep 20253912 AMAQI
5th Sep 2025341 AMAQI
5th Sep 2025412 AMAQI
5th Sep 2025443 AMAQI
5th Sep 2025404 AMAQI
24°C22/26°C
5th Sep 2025385 AMAQI
5th Sep 2025386 AMAQI
5th Sep 2025397 AMAQI
5th Sep 2025388 AMAQI
5th Sep 2025269 AMAQI
5th Sep 20252610 AMAQI
5th Sep 20252711 AMAQI
5th Sep 20252512 PMAQI
5th Sep 2025261 PMAQI
5th Sep 2025252 PMAQI
5th Sep 2025243 PMAQI
5th Sep 2025244 PMAQI
5th Sep 2025245 PMAQI
5th Sep 2025276 PMAQI
5th Sep 2025307 PMAQI
5th Sep 2025318 PMAQI
5th Sep 2025269 PMAQI
5th Sep 20252710 PMAQI
5th Sep 20252911 PMAQI
6th Sep 20252812 AMAQI
6th Sep 2025291 AMAQI
6th Sep 2025302 AMAQI
6th Sep 2025313 AMAQI
6th Sep 2025314 AMAQI
23°C22/25°C
6th Sep 2025305 AMAQI
6th Sep 2025326 AMAQI
6th Sep 2025307 AMAQI
6th Sep 2025308 AMAQI
6th Sep 2025209 AMAQI
6th Sep 20252210 AMAQI
6th Sep 20252511 AMAQI
6th Sep 20252512 PMAQI
6th Sep 2025271 PMAQI
6th Sep 2025282 PMAQI
6th Sep 2025273 PMAQI
6th Sep 2025284 PMAQI
6th Sep 2025275 PMAQI
6th Sep 2025306 PMAQI
6th Sep 2025297 PMAQI
6th Sep 2025308 PMAQI
6th Sep 2025299 PMAQI
6th Sep 20252710 PMAQI
6th Sep 20252811 PMAQI
7th Sep 20252612 AMAQI
7th Sep 2025291 AMAQI
7th Sep 2025312 AMAQI
7th Sep 2025293 AMAQI
7th Sep 2025294 AMAQI
24°C21/27°C
7th Sep 2025285 AMAQI
7th Sep 2025286 AMAQI
7th Sep 2025287 AMAQI
7th Sep 2025288 AMAQI
7th Sep 2025269 AMAQI
7th Sep 20252410 AMAQI
7th Sep 20252811 AMAQI
7th Sep 20253312 PMAQI
7th Sep 2025271 PMAQI
7th Sep 2025392 PMAQI
7th Sep 2025363 PMAQI
7th Sep 2025344 PMAQI
7th Sep 2025345 PMAQI
7th Sep 2025366 PMAQI
7th Sep 2025327 PMAQI
7th Sep 2025348 PMAQI
7th Sep 2025309 PMAQI
7th Sep 20252910 PMAQI
7th Sep 20252811 PMAQI
8th Sep 20253012 AMAQI
8th Sep 2025281 AMAQI
8th Sep 2025282 AMAQI
8th Sep 2025283 AMAQI
8th Sep 2025284 AMAQI
25°C21/29°C
8th Sep 2025285 AMAQI
8th Sep 2025286 AMAQI
8th Sep 2025297 AMAQI
8th Sep 2025288 AMAQI
8th Sep 2025389 AMAQI
8th Sep 20254810 AMAQI
8th Sep 20254211 AMAQI
8th Sep 20253712 PMAQI
8th Sep 2025441 PMAQI
8th Sep 2025462 PMAQI
8th Sep 2025463 PMAQI
8th Sep 2025484 PMAQI
8th Sep 2025495 PMAQI
8th Sep 2025456 PMAQI
8th Sep 2025467 PMAQI
8th Sep 2025348 PMAQI
8th Sep 2025359 PMAQI
8th Sep 20253410 PMAQI
8th Sep 20253311 PMAQI
9th Sep 20253012 AMAQI
9th Sep 2025311 AMAQI
9th Sep 2025292 AMAQI
9th Sep 2025303 AMAQI
9th Sep 2025314 AMAQI
24°C23/25°C
9th Sep 2025325 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025317 AMAQI
9th Sep 2025328 AMAQI
9th Sep 2025449 AMAQI
9th Sep 20254210 AMAQI
9th Sep 20254411 AMAQI
9th Sep 20255612 PMAQI
9th Sep 2025541 PMAQI
9th Sep 2025542 PMAQI
9th Sep 2025463 PMAQI
9th Sep 2025554 PMAQI
9th Sep 2025545 PMAQI
9th Sep 2025506 PMAQI
9th Sep 2025527 PMAQI
9th Sep 2025448 PMAQI
9th Sep 2025349 PMAQI
9th Sep 20253210 PMAQI
9th Sep 20253611 PMAQI
10th Sep 20253612 AMAQI
10th Sep 2025331 AMAQI
10th Sep 2025332 AMAQI
10th Sep 2025323 AMAQI
10th Sep 2025364 AMAQI
25°C23/27°C
10th Sep 2025365 AMAQI
10th Sep 2025366 AMAQI
10th Sep 2025367 AMAQI
10th Sep 2025368 AMAQI
10th Sep 2025439 AMAQI
10th Sep 20253510 AMAQI
10th Sep 20253411 AMAQI
10th Sep 20253412 PMAQI
10th Sep 2025311 PMAQI
10th Sep 2025332 PMAQI
10th Sep 2025383 PMAQI
10th Sep 2025384 PMAQI
10th Sep 2025295 PMAQI
10th Sep 2025336 PMAQI
10th Sep 2025327 PMAQI
10th Sep 2025368 PMAQI
10th Sep 2025349 PMAQI
10th Sep 20253210 PMAQI
10th Sep 20253311 PMAQI
11th Sep 20253312 AMAQI
11th Sep 2025361 AMAQI
11th Sep 2025362 AMAQI
11th Sep 2025353 AMAQI
11th Sep 2025364 AMAQI
24°C22/26°C
11th Sep 2025365 AMAQI
11th Sep 2025366 AMAQI
11th Sep 2025367 AMAQI
11th Sep 2025368 AMAQI
11th Sep 2025219 AMAQI
11th Sep 20253310 AMAQI
11th Sep 20252311 AMAQI
11th Sep 20253012 PMAQI
11th Sep 2025351 PMAQI
11th Sep 2025342 PMAQI
11th Sep 2025333 PMAQI
11th Sep 2025304 PMAQI
11th Sep 2025325 PMAQI
11th Sep 2025366 PMAQI
11th Sep 2025357 PMAQI
11th Sep 2025418 PMAQI
11th Sep 2025349 PMAQI
11th Sep 20253710 PMAQI
11th Sep 20253211 PMAQI
12th Sep 20253412 AMAQI
12th Sep 2025361 AMAQI
12th Sep 2025382 AMAQI
12th Sep 2025383 AMAQI
12th Sep 2025364 AMAQI
22°C20/23°C
12th Sep 2025345 AMAQI
12th Sep 2025346 AMAQI
12th Sep 2025357 AMAQI
12th Sep 2025338 AMAQI
12th Sep 2025329 AMAQI
12th Sep 20253310 AMAQI
12th Sep 20253011 AMAQI
12th Sep 20253212 PMAQI
12th Sep 2025381 PMAQI
12th Sep 2025492 PMAQI
12th Sep 2025433 PMAQI
12th Sep 2025344 PMAQI
12th Sep 2025365 PMAQI
12th Sep 2025386 PMAQI
12th Sep 2025417 PMAQI
12th Sep 2025358 PMAQI
12th Sep 2025339 PMAQI
12th Sep 20253210 PMAQI
12th Sep 20253311 PMAQI
13th Sep 20253412 AMAQI
13th Sep 2025391 AMAQI
13th Sep 2025372 AMAQI
13th Sep 2025363 AMAQI
13th Sep 2025374 AMAQI
23°C22/24°C
13th Sep 2025365 AMAQI
13th Sep 2025366 AMAQI
13th Sep 2025357 AMAQI
13th Sep 2025358 AMAQI
13th Sep 2025299 AMAQI
13th Sep 20252810 AMAQI
13th Sep 20253411 AMAQI
13th Sep 20253012 PMAQI
13th Sep 2025301 PMAQI
13th Sep 2025252 PMAQI
13th Sep 2025243 PMAQI
13th Sep 2025244 PMAQI
13th Sep 2025225 PMAQI
13th Sep 2025206 PMAQI
13th Sep 2025207 PMAQI
13th Sep 2025268 PMAQI
13th Sep 2025269 PMAQI
13th Sep 20252610 PMAQI
13th Sep 20252811 PMAQI
14th Sep 20253012 AMAQI
14th Sep 2025371 AMAQI
14th Sep 2025372 AMAQI
14th Sep 2025383 AMAQI
14th Sep 2025364 AMAQI
23°C22/23°C
14th Sep 2025345 AMAQI
14th Sep 2025346 AMAQI
14th Sep 2025367 AMAQI
14th Sep 2025378 AMAQI
14th Sep 2025249 AMAQI
14th Sep 20252110 AMAQI
14th Sep 20252411 AMAQI
14th Sep 20252212 PMAQI
14th Sep 2025251 PMAQI
14th Sep 2025302 PMAQI
14th Sep 2025273 PMAQI
14th Sep 2025334 PMAQI
14th Sep 2025335 PMAQI
14th Sep 2025356 PMAQI
14th Sep 2025427 PMAQI
14th Sep 2025398 PMAQI
14th Sep 2025349 PMAQI
14th Sep 20253610 PMAQI
14th Sep 20253811 PMAQI
15th Sep 20253412 AMAQI
15th Sep 2025361 AMAQI
15th Sep 2025352 AMAQI
15th Sep 2025363 AMAQI
15th Sep 2025334 AMAQI
25°C22/28°C
15th Sep 2025335 AMAQI
15th Sep 2025346 AMAQI
15th Sep 2025347 AMAQI
15th Sep 2025358 AMAQI
15th Sep 2025419 AMAQI
15th Sep 20253810 AMAQI
15th Sep 20254211 AMAQI
15th Sep 20253712 PMAQI
15th Sep 2025381 PMAQI
15th Sep 2025322 PMAQI
15th Sep 2025303 PMAQI
15th Sep 2025294 PMAQI
15th Sep 2025265 PMAQI
15th Sep 2025286 PMAQI
15th Sep 2025327 PMAQI
15th Sep 2025358 PMAQI
15th Sep 2025339 PMAQI
15th Sep 20253310 PMAQI
15th Sep 20253611 PMAQI
16th Sep 20253212 AMAQI
16th Sep 2025351 AMAQI
16th Sep 2025362 AMAQI
16th Sep 2025353 AMAQI
16th Sep 2025364 AMAQI
24°C22/26°C
16th Sep 2025365 AMAQI
16th Sep 2025366 AMAQI
16th Sep 2025367 AMAQI
16th Sep 2025368 AMAQI
16th Sep 2025309 AMAQI
16th Sep 20253010 AMAQI
16th Sep 20253011 AMAQI
16th Sep 20254012 PMAQI
16th Sep 2025361 PMAQI
16th Sep 2025442 PMAQI
16th Sep 2025363 PMAQI
16th Sep 2025304 PMAQI
16th Sep 2025285 PMAQI
16th Sep 2025326 PMAQI
16th Sep 2025327 PMAQI
16th Sep 2025388 PMAQI
16th Sep 2025369 PMAQI
16th Sep 20253610 PMAQI
16th Sep 20253611 PMAQI
17th Sep 20253612 AMAQI
17th Sep 2025351 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025343 AMAQI
17th Sep 2025344 AMAQI
25°C22/29°C
17th Sep 2025345 AMAQI
17th Sep 2025346 AMAQI
17th Sep 2025347 AMAQI
17th Sep 2025348 AMAQI
17th Sep 2025429 AMAQI
17th Sep 20254910 AMAQI
17th Sep 20253611 AMAQI
17th Sep 20251912 PMAQI
17th Sep 2025361 PMAQI
17th Sep 2025502 PMAQI
17th Sep 2025463 PMAQI
17th Sep 2025444 PMAQI
17th Sep 2025465 PMAQI
17th Sep 2025426 PMAQI
17th Sep 2025357 PMAQI
17th Sep 2025448 PMAQI
17th Sep 2025349 PMAQI
17th Sep 20253210 PMAQI
17th Sep 20253411 PMAQI
18th Sep 20253412 AMAQI
18th Sep 2025331 AMAQI
18th Sep 2025342 AMAQI
18th Sep 2025343 AMAQI
18th Sep 2025354 AMAQI
27°C23/31°C
18th Sep 2025355 AMAQI
18th Sep 2025366 AMAQI
18th Sep 2025357 AMAQI
18th Sep 2025358 AMAQI
18th Sep 2025209 AMAQI
18th Sep 20251810 AMAQI
18th Sep 20251711 AMAQI
18th Sep 20252112 PMAQI
18th Sep 2025131 PMAQI
18th Sep 2025172 PMAQI
18th Sep 2025193 PMAQI
18th Sep 2025224 PMAQI
18th Sep 2025145 PMAQI
18th Sep 2025116 PMAQI
18th Sep 2025137 PMAQI
18th Sep 2025168 PMAQI
18th Sep 2025249 PMAQI
18th Sep 20253010 PMAQI
18th Sep 20252311 PMAQI
19th Sep 20252312 AMAQI
19th Sep 2025271 AMAQI
19th Sep 2025312 AMAQI
19th Sep 2025333 AMAQI
19th Sep 2025334 AMAQI
23°C20/24°C
19th Sep 2025315 AMAQI
19th Sep 2025316 AMAQI
19th Sep 2025317 AMAQI
19th Sep 2025318 AMAQI
19th Sep 2025189 AMAQI
19th Sep 20251610 AMAQI
19th Sep 20251611 AMAQI
19th Sep 20251812 PMAQI
19th Sep 2025241 PMAQI
19th Sep 2025222 PMAQI
19th Sep 2025273 PMAQI
19th Sep 2025244 PMAQI
19th Sep 2025205 PMAQI
19th Sep 2025196 PMAQI
19th Sep 2025207 PMAQI
19th Sep 2025228 PMAQI
19th Sep 2025249 PMAQI
19th Sep 20252510 PMAQI
19th Sep 20252411 PMAQI
20th Sep 20252312 AMAQI
20th Sep 2025261 AMAQI
20th Sep 2025282 AMAQI
20th Sep 2025283 AMAQI
20th Sep 2025274 AMAQI
20°C18/23°C
20th Sep 2025275 AMAQI
20th Sep 2025286 AMAQI
20th Sep 2025287 AMAQI
20th Sep 2025288 AMAQI
20th Sep 2025219 AMAQI
20th Sep 20252110 AMAQI
20th Sep 20253411 AMAQI
20th Sep 20252312 PMAQI
20th Sep 2025221 PMAQI
20th Sep 2025252 PMAQI
20th Sep 2025233 PMAQI
20th Sep 2025204 PMAQI
20th Sep 2025185 PMAQI
20th Sep 2025206 PMAQI
20th Sep 2025197 PMAQI
20th Sep 2025218 PMAQI
20th Sep 2025239 PMAQI
20th Sep 20252210 PMAQI
20th Sep 20252211 PMAQI
21st Sep 20252312 AMAQI
21st Sep 2025231 AMAQI
21st Sep 2025252 AMAQI
21st Sep 2025263 AMAQI
21st Sep 2025264 AMAQI
21°C19/22°C
21st Sep 2025265 AMAQI
21st Sep 2025276 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025268 AMAQI
21st Sep 2025229 AMAQI
21st Sep 20252710 AMAQI
21st Sep 20252411 AMAQI
21st Sep 20252212 PMAQI
21st Sep 2025191 PMAQI
21st Sep 2025182 PMAQI
21st Sep 2025183 PMAQI
21st Sep 2025194 PMAQI
21st Sep 2025175 PMAQI
21st Sep 2025176 PMAQI
21st Sep 2025197 PMAQI
21st Sep 2025218 PMAQI
21st Sep 2025239 PMAQI
21st Sep 20252610 PMAQI
21st Sep 20252611 PMAQI
22nd Sep 20252412 AMAQI
22nd Sep 2025241 AMAQI
22nd Sep 2025252 AMAQI
22nd Sep 2025263 AMAQI
22nd Sep 2025244 AMAQI
22°C18/25°C
22nd Sep 2025245 AMAQI
22nd Sep 2025236 AMAQI
22nd Sep 2025247 AMAQI
22nd Sep 2025248 AMAQI
22nd Sep 2025259 AMAQI
22nd Sep 20252210 AMAQI
22nd Sep 20252211 AMAQI
22nd Sep 20253412 PMAQI
22nd Sep 2025281 PMAQI
22nd Sep 2025282 PMAQI
22nd Sep 2025263 PMAQI
22nd Sep 2025264 PMAQI
22nd Sep 2025235 PMAQI
22nd Sep 2025236 PMAQI
22nd Sep 2025207 PMAQI
22nd Sep 2025228 PMAQI
22nd Sep 2025249 PMAQI
22nd Sep 20252510 PMAQI
22nd Sep 20252511 PMAQI
23rd Sep 20252612 AMAQI
23rd Sep 2025251 AMAQI
23rd Sep 2025252 AMAQI
23rd Sep 2025253 AMAQI
23rd Sep 2025264 AMAQI
20°C17/22°C
23rd Sep 2025255 AMAQI
5 AM23rd Sep 2025266 AMAQI
23rd Sep 2025257 AMAQI
23rd Sep 2025258 AMAQI
23rd Sep 2025219 AMAQI
23rd Sep 20251610 AMAQI
23rd Sep 20251811 AMAQI
11 AM23rd Sep 20251512 PMAQI
23rd Sep 2025171 PMAQI
23rd Sep 2025202 PMAQI
5 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
38AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 38), while the lowest AQI was between 9 AM to 9 AM (Avg. 31).
Night time
Avg. Highest Time
1 AM - 4 AM
38AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 38), while the lowest AQI was between 7 PM to 7 PM (Avg. 33).
2025 Days Vs Air Quality
Iwakiri, Rifu, Miyagi, Japan
2025
89%
235
11%
30
Total number of days with different AQI categories in last 266 days in 2025 (99 days remaining)
Good
235 DaysModerate
30 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 266 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
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
7th August 2025
35AQI
35AQI
8th August 2025
32AQI
32AQI
9th August 2025
31AQI
31AQI
10th August 2025
33AQI
33AQI
11th August 2025
32AQI
32AQI
12th August 2025
33AQI
33AQI
13th August 2025
31AQI
31AQI
14th August 2025
32AQI
32AQI
15th August 2025
32AQI
32AQI
16th August 2025
30AQI
30AQI
17th August 2025
36AQI
36AQI
18th August 2025
37AQI
37AQI
19th August 2025
39AQI
39AQI
20th August 2025
45AQI
45AQI
21st August 2025
46AQI
46AQI
22nd August 2025
48AQI
48AQI
23rd August 2025
47AQI
47AQI
24th August 2025
49AQI
49AQI
25th August 2025
44AQI
44AQI
26th August 2025
51AQI
51AQI
27th August 2025
43AQI
43AQI
28th August 2025
38AQI
38AQI
29th August 2025
39AQI
39AQI
30th August 2025
42AQI
42AQI
31st August 2025
41AQI
41AQI
1st September 2025
45AQI
45AQI
2nd September 2025
36AQI
36AQI
3rd September 2025
35AQI
35AQI
4th September 2025
30AQI
30AQI
5th September 2025
33AQI
33AQI
6th September 2025
29AQI
29AQI
7th September 2025
29AQI
29AQI
8th September 2025
35AQI
35AQI
9th September 2025
39AQI
39AQI
10th September 2025
36AQI
36AQI
11th September 2025
34AQI
34AQI
12th September 2025
34AQI
34AQI
13th September 2025
30AQI
30AQI
14th September 2025
33AQI
33AQI
15th September 2025
35AQI
35AQI
16th September 2025
35AQI
35AQI
17th September 2025
37AQI
37AQI
18th September 2025
24AQI
24AQI
19th September 2025
24AQI
24AQI
20th September 2025
24AQI
24AQI
21st September 2025
23AQI
23AQI
22nd September 2025
25AQI
25AQI
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
26AQI
26AQI
35AQI
33AQI
34AQI
38AQI
52AQI
39AQI
32AQI
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
30
1
22
235
30
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 32.1% (worsened AQI) compared to previous years: 2020 (25), 2021 (25), 2022 (27), 2023 (28), 2024 (28).
