Ishii, Tokushima, 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
Ishii, Tokushima, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
7th Sep 2024
73AQILowest AQI recorded on
15th Sep 2024
15AQISame Day Analysis (21st September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 28 of Good air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
Ishii, Tokushima, Japan
AQI
Day
Night
.
5 AM21st Sep 2025
6 PM
4 AM22nd Sep 2025
Day time
Avg. Highest Time
6AM21st Sep
33AQI
Avg. Lowest Time
10AM21st Sep
15AQI
Night time
Avg. Highest Time
3AM22nd Sep
37AQI
Avg. Lowest Time
7PM21st Sep
17AQI
In the last 24 hours,
Ishii's AQI reached its highest point of 37 at 3 AM during the Night, while the lowest point, 15, was recorded at 10 AM during the Day between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Ishii, Tokushima, Japan
AugSep
23rd - 24th24th - 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
Day
Night
23rd Aug 2025445 AMAQI
23rd Aug 2025446 AMAQI
23rd Aug 2025447 AMAQI
23rd Aug 2025448 AMAQI
23rd Aug 2025379 AMAQI
23rd Aug 20254510 AMAQI
23rd Aug 20254011 AMAQI
23rd Aug 20254712 PMAQI
23rd Aug 2025481 PMAQI
23rd Aug 2025452 PMAQI
23rd Aug 2025483 PMAQI
23rd Aug 2025544 PMAQI
23rd Aug 2025555 PMAQI
23rd Aug 2025536 PMAQI
23rd Aug 2025577 PMAQI
23rd Aug 2025558 PMAQI
23rd Aug 2025549 PMAQI
23rd Aug 20255410 PMAQI
23rd Aug 20255311 PMAQI
24th Aug 20255412 AMAQI
24th Aug 2025461 AMAQI
24th Aug 2025432 AMAQI
24th Aug 2025453 AMAQI
24th Aug 2025454 AMAQI
28°C25/30°C
24th Aug 2025445 AMAQI
24th Aug 2025436 AMAQI
24th Aug 2025447 AMAQI
24th Aug 2025448 AMAQI
24th Aug 2025529 AMAQI
24th Aug 20255610 AMAQI
24th Aug 20255711 AMAQI
24th Aug 20255712 PMAQI
24th Aug 2025561 PMAQI
24th Aug 2025562 PMAQI
24th Aug 2025603 PMAQI
24th Aug 2025614 PMAQI
24th Aug 2025575 PMAQI
24th Aug 2025616 PMAQI
24th Aug 2025587 PMAQI
24th Aug 2025558 PMAQI
24th Aug 2025479 PMAQI
24th Aug 20254710 PMAQI
24th Aug 20254511 PMAQI
25th Aug 20255112 AMAQI
25th Aug 2025471 AMAQI
25th Aug 2025452 AMAQI
25th Aug 2025463 AMAQI
25th Aug 2025474 AMAQI
28°C26/31°C
25th Aug 2025495 AMAQI
25th Aug 2025486 AMAQI
25th Aug 2025487 AMAQI
25th Aug 2025488 AMAQI
25th Aug 2025449 AMAQI
25th Aug 20254710 AMAQI
25th Aug 20255111 AMAQI
25th Aug 20255912 PMAQI
25th Aug 2025581 PMAQI
25th Aug 2025542 PMAQI
25th Aug 2025613 PMAQI
25th Aug 2025614 PMAQI
25th Aug 2025575 PMAQI
25th Aug 2025596 PMAQI
25th Aug 2025547 PMAQI
25th Aug 2025558 PMAQI
25th Aug 2025519 PMAQI
25th Aug 20254510 PMAQI
25th Aug 20254911 PMAQI
26th Aug 20254812 AMAQI
26th Aug 2025491 AMAQI
26th Aug 2025472 AMAQI
26th Aug 2025483 AMAQI
26th Aug 2025484 AMAQI
28°C26/31°C
26th Aug 2025505 AMAQI
26th Aug 2025506 AMAQI
26th Aug 2025497 AMAQI
26th Aug 2025498 AMAQI
26th Aug 2025439 AMAQI
26th Aug 20255810 AMAQI
26th Aug 20256611 AMAQI
26th Aug 20256412 PMAQI
26th Aug 2025681 PMAQI
26th Aug 2025662 PMAQI
26th Aug 2025603 PMAQI
26th Aug 2025594 PMAQI
26th Aug 2025645 PMAQI
26th Aug 2025576 PMAQI
26th Aug 2025647 PMAQI
26th Aug 2025588 PMAQI
26th Aug 2025569 PMAQI
26th Aug 20255610 PMAQI
26th Aug 20255211 PMAQI
27th Aug 20255012 AMAQI
27th Aug 2025511 AMAQI
27th Aug 2025482 AMAQI
27th Aug 2025483 AMAQI
27th Aug 2025524 AMAQI
28°C25/31°C
27th Aug 2025535 AMAQI
27th Aug 2025536 AMAQI
27th Aug 2025537 AMAQI
27th Aug 2025538 AMAQI
27th Aug 2025539 AMAQI
27th Aug 20255710 AMAQI
27th Aug 20255711 AMAQI
27th Aug 20255712 PMAQI
27th Aug 2025591 PMAQI
27th Aug 2025592 PMAQI
27th Aug 2025593 PMAQI
27th Aug 2025594 PMAQI
27th Aug 2025585 PMAQI
27th Aug 2025566 PMAQI
27th Aug 2025557 PMAQI
27th Aug 2025488 PMAQI
27th Aug 2025479 PMAQI
27th Aug 20254810 PMAQI
27th Aug 20255111 PMAQI
28th Aug 20255112 AMAQI
28th Aug 2025491 AMAQI
28th Aug 2025522 AMAQI
28th Aug 2025523 AMAQI
28th Aug 2025524 AMAQI
27°C25/30°C
28th Aug 2025535 AMAQI
28th Aug 2025536 AMAQI
28th Aug 2025527 AMAQI
28th Aug 2025538 AMAQI
28th Aug 2025489 AMAQI
28th Aug 20255310 AMAQI
28th Aug 20255211 AMAQI
28th Aug 20255212 PMAQI
28th Aug 2025541 PMAQI
28th Aug 2025562 PMAQI
28th Aug 2025533 PMAQI
28th Aug 2025534 PMAQI
28th Aug 2025575 PMAQI
28th Aug 2025586 PMAQI
28th Aug 2025557 PMAQI
28th Aug 2025558 PMAQI
28th Aug 2025509 PMAQI
28th Aug 20255410 PMAQI
28th Aug 20255011 PMAQI
29th Aug 20255012 AMAQI
29th Aug 2025501 AMAQI
29th Aug 2025502 AMAQI
29th Aug 2025513 AMAQI
29th Aug 2025504 AMAQI
27°C25/30°C
29th Aug 2025495 AMAQI
29th Aug 2025506 AMAQI
29th Aug 2025517 AMAQI
29th Aug 2025518 AMAQI
29th Aug 2025469 AMAQI
29th Aug 20255510 AMAQI
29th Aug 20255411 AMAQI
29th Aug 20255612 PMAQI
29th Aug 2025561 PMAQI
29th Aug 2025572 PMAQI
29th Aug 2025623 PMAQI
29th Aug 2025604 PMAQI
29th Aug 2025615 PMAQI
29th Aug 2025606 PMAQI
29th Aug 2025607 PMAQI
29th Aug 2025588 PMAQI
29th Aug 2025569 PMAQI
29th Aug 20255510 PMAQI
29th Aug 20255511 PMAQI
30th Aug 20255512 AMAQI
30th Aug 2025511 AMAQI
30th Aug 2025502 AMAQI
30th Aug 2025503 AMAQI
30th Aug 2025514 AMAQI
28°C25/30°C
30th Aug 2025505 AMAQI
30th Aug 2025516 AMAQI
30th Aug 2025517 AMAQI
30th Aug 2025518 AMAQI
30th Aug 2025559 AMAQI
30th Aug 20255510 AMAQI
30th Aug 20255711 AMAQI
30th Aug 20255712 PMAQI
30th Aug 2025581 PMAQI
30th Aug 2025582 PMAQI
30th Aug 2025553 PMAQI
30th Aug 2025574 PMAQI
30th Aug 2025605 PMAQI
30th Aug 2025616 PMAQI
30th Aug 2025587 PMAQI
30th Aug 2025588 PMAQI
30th Aug 2025539 PMAQI
30th Aug 20255410 PMAQI
30th Aug 20255411 PMAQI
31st Aug 20255212 AMAQI
31st Aug 2025521 AMAQI
31st Aug 2025522 AMAQI
31st Aug 2025523 AMAQI
31st Aug 2025524 AMAQI
28°C25/31°C
31st Aug 2025525 AMAQI
31st Aug 2025526 AMAQI
31st Aug 2025527 AMAQI
31st Aug 2025528 AMAQI
31st Aug 2025529 AMAQI
31st Aug 20255410 AMAQI
31st Aug 20255811 AMAQI
31st Aug 20255712 PMAQI
31st Aug 2025521 PMAQI
31st Aug 2025542 PMAQI
31st Aug 2025563 PMAQI
31st Aug 2025564 PMAQI
31st Aug 2025535 PMAQI
31st Aug 2025576 PMAQI
31st Aug 2025527 PMAQI
31st Aug 2025548 PMAQI
31st Aug 2025549 PMAQI
31st Aug 20255210 PMAQI
31st Aug 20254811 PMAQI
1st Sep 20254912 AMAQI
1st Sep 2025501 AMAQI
1st Sep 2025502 AMAQI
1st Sep 2025503 AMAQI
1st Sep 2025524 AMAQI
28°C25/32°C
1st Sep 2025525 AMAQI
1st Sep 2025516 AMAQI
1st Sep 2025527 AMAQI
1st Sep 2025528 AMAQI
1st Sep 2025359 AMAQI
1st Sep 20253110 AMAQI
1st Sep 20252311 AMAQI
1st Sep 20252412 PMAQI
1st Sep 2025321 PMAQI
1st Sep 2025322 PMAQI
1st Sep 2025333 PMAQI
1st Sep 2025244 PMAQI
1st Sep 2025285 PMAQI
1st Sep 2025286 PMAQI
1st Sep 2025347 PMAQI
1st Sep 2025328 PMAQI
1st Sep 2025369 PMAQI
1st Sep 20253810 PMAQI
1st Sep 20253611 PMAQI
2nd Sep 20254012 AMAQI
2nd Sep 2025461 AMAQI
2nd Sep 2025482 AMAQI
2nd Sep 2025483 AMAQI
2nd Sep 2025464 AMAQI
28°C25/31°C
2nd Sep 2025455 AMAQI
2nd Sep 2025456 AMAQI
2nd Sep 2025467 AMAQI
2nd Sep 2025448 AMAQI
2nd Sep 2025169 AMAQI
2nd Sep 20252010 AMAQI
2nd Sep 20252011 AMAQI
2nd Sep 20251912 PMAQI
2nd Sep 2025191 PMAQI
2nd Sep 2025252 PMAQI
2nd Sep 2025243 PMAQI
2nd Sep 2025334 PMAQI
2nd Sep 2025255 PMAQI
2nd Sep 2025246 PMAQI
2nd Sep 2025227 PMAQI
2nd Sep 2025338 PMAQI
2nd Sep 2025359 PMAQI
2nd Sep 20253510 PMAQI
2nd Sep 20253311 PMAQI
3rd Sep 20253412 AMAQI
3rd Sep 2025411 AMAQI
3rd Sep 2025452 AMAQI
3rd Sep 2025453 AMAQI
3rd Sep 2025424 AMAQI
28°C25/31°C
3rd Sep 2025425 AMAQI
3rd Sep 2025426 AMAQI
3rd Sep 2025417 AMAQI
3rd Sep 2025408 AMAQI
3rd Sep 2025279 AMAQI
3rd Sep 20253210 AMAQI
3rd Sep 20253011 AMAQI
3rd Sep 20253712 PMAQI
3rd Sep 2025441 PMAQI
3rd Sep 2025382 PMAQI
3rd Sep 2025293 PMAQI
3rd Sep 2025354 PMAQI
3rd Sep 2025375 PMAQI
3rd Sep 2025386 PMAQI
3rd Sep 2025397 PMAQI
3rd Sep 2025338 PMAQI
3rd Sep 2025339 PMAQI
3rd Sep 20253310 PMAQI
3rd Sep 20253311 PMAQI
4th Sep 20253112 AMAQI
4th Sep 2025381 AMAQI
4th Sep 2025432 AMAQI
4th Sep 2025423 AMAQI
4th Sep 2025424 AMAQI
27°C25/30°C
4th Sep 2025415 AMAQI
4th Sep 2025416 AMAQI
4th Sep 2025397 AMAQI
4th Sep 2025408 AMAQI
4th Sep 2025239 AMAQI
4th Sep 20252010 AMAQI
4th Sep 20251811 AMAQI
4th Sep 20251812 PMAQI
4th Sep 2025241 PMAQI
4th Sep 2025212 PMAQI
4th Sep 2025203 PMAQI
4th Sep 2025214 PMAQI
4th Sep 2025185 PMAQI
4th Sep 2025176 PMAQI
4th Sep 2025247 PMAQI
4th Sep 2025228 PMAQI
4th Sep 2025199 PMAQI
4th Sep 20251710 PMAQI
4th Sep 20251711 PMAQI
5th Sep 20251712 AMAQI
5th Sep 2025241 AMAQI
5th Sep 2025382 AMAQI
5th Sep 2025393 AMAQI
5th Sep 2025374 AMAQI
25°C25/25°C
5th Sep 2025375 AMAQI
5th Sep 2025356 AMAQI
5th Sep 2025367 AMAQI
5th Sep 2025368 AMAQI
5th Sep 2025169 AMAQI
5th Sep 20251710 AMAQI
5th Sep 20251611 AMAQI
5th Sep 20251712 PMAQI
5th Sep 2025171 PMAQI
5th Sep 2025192 PMAQI
5th Sep 2025213 PMAQI
5th Sep 2025234 PMAQI
5th Sep 2025215 PMAQI
5th Sep 2025256 PMAQI
5th Sep 2025267 PMAQI
5th Sep 2025218 PMAQI
5th Sep 2025229 PMAQI
5th Sep 20252010 PMAQI
5th Sep 20252111 PMAQI
6th Sep 20252012 AMAQI
6th Sep 2025211 AMAQI
6th Sep 2025232 AMAQI
6th Sep 2025233 AMAQI
6th Sep 2025244 AMAQI
27°C25/30°C
6th Sep 2025265 AMAQI
6th Sep 2025266 AMAQI
6th Sep 2025267 AMAQI
6th Sep 2025278 AMAQI
6th Sep 2025269 AMAQI
6th Sep 20252410 AMAQI
6th Sep 20252711 AMAQI
6th Sep 20252712 PMAQI
6th Sep 2025311 PMAQI
6th Sep 2025272 PMAQI
6th Sep 2025303 PMAQI
6th Sep 2025324 PMAQI
6th Sep 2025365 PMAQI
6th Sep 2025316 PMAQI
6th Sep 2025337 PMAQI
6th Sep 2025308 PMAQI
6th Sep 2025309 PMAQI
6th Sep 20252810 PMAQI
6th Sep 20252711 PMAQI
7th Sep 20252812 AMAQI
7th Sep 2025251 AMAQI
7th Sep 2025242 AMAQI
7th Sep 2025243 AMAQI
7th Sep 2025244 AMAQI
27°C24/30°C
7th Sep 2025245 AMAQI
7th Sep 2025246 AMAQI
7th Sep 2025247 AMAQI
7th Sep 2025258 AMAQI
7th Sep 2025319 AMAQI
7th Sep 20253410 AMAQI
7th Sep 20253611 AMAQI
7th Sep 20254112 PMAQI
7th Sep 2025391 PMAQI
7th Sep 2025452 PMAQI
7th Sep 2025413 PMAQI
7th Sep 2025384 PMAQI
7th Sep 2025405 PMAQI
7th Sep 2025366 PMAQI
7th Sep 2025447 PMAQI
7th Sep 2025348 PMAQI
7th Sep 2025319 PMAQI
7th Sep 20252910 PMAQI
7th Sep 20252811 PMAQI
8th Sep 20252912 AMAQI
8th Sep 2025261 AMAQI
8th Sep 2025262 AMAQI
8th Sep 2025253 AMAQI
8th Sep 2025264 AMAQI
27°C25/30°C
8th Sep 2025275 AMAQI
8th Sep 2025276 AMAQI
8th Sep 2025277 AMAQI
8th Sep 2025278 AMAQI
8th Sep 2025339 AMAQI
8th Sep 20253310 AMAQI
8th Sep 20253611 AMAQI
8th Sep 20254012 PMAQI
8th Sep 2025351 PMAQI
8th Sep 2025372 PMAQI
8th Sep 2025413 PMAQI
8th Sep 2025444 PMAQI
8th Sep 2025365 PMAQI
8th Sep 2025386 PMAQI
8th Sep 2025367 PMAQI
8th Sep 2025328 PMAQI
8th Sep 2025319 PMAQI
8th Sep 20253210 PMAQI
8th Sep 20253211 PMAQI
9th Sep 20253112 AMAQI
9th Sep 2025291 AMAQI
9th Sep 2025282 AMAQI
9th Sep 2025293 AMAQI
9th Sep 2025294 AMAQI
28°C25/31°C
9th Sep 2025305 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025307 AMAQI
9th Sep 2025308 AMAQI
9th Sep 2025489 AMAQI
9th Sep 20253910 AMAQI
9th Sep 20254111 AMAQI
9th Sep 20253612 PMAQI
9th Sep 2025471 PMAQI
9th Sep 2025402 PMAQI
9th Sep 2025413 PMAQI
9th Sep 2025374 PMAQI
9th Sep 2025385 PMAQI
9th Sep 2025336 PMAQI
9th Sep 2025357 PMAQI
9th Sep 2025328 PMAQI
9th Sep 2025329 PMAQI
9th Sep 20253110 PMAQI
9th Sep 20253111 PMAQI
10th Sep 20253312 AMAQI
10th Sep 2025321 AMAQI
10th Sep 2025312 AMAQI
10th Sep 2025303 AMAQI
10th Sep 2025314 AMAQI
28°C26/31°C
10th Sep 2025315 AMAQI
10th Sep 2025316 AMAQI
10th Sep 2025327 AMAQI
10th Sep 2025328 AMAQI
10th Sep 2025419 AMAQI
10th Sep 20254110 AMAQI
10th Sep 20254711 AMAQI
10th Sep 20254012 PMAQI
10th Sep 2025441 PMAQI
10th Sep 2025402 PMAQI
10th Sep 2025343 PMAQI
10th Sep 2025304 PMAQI
10th Sep 2025265 PMAQI
10th Sep 2025286 PMAQI
10th Sep 2025267 PMAQI
10th Sep 2025318 PMAQI
10th Sep 2025299 PMAQI
10th Sep 20252810 PMAQI
10th Sep 20252911 PMAQI
11th Sep 20252812 AMAQI
11th Sep 2025341 AMAQI
11th Sep 2025332 AMAQI
11th Sep 2025343 AMAQI
11th Sep 2025344 AMAQI
28°C25/32°C
11th Sep 2025355 AMAQI
11th Sep 2025356 AMAQI
11th Sep 2025357 AMAQI
11th Sep 2025358 AMAQI
11th Sep 2025199 AMAQI
11th Sep 20252610 AMAQI
11th Sep 20252011 AMAQI
11th Sep 20252812 PMAQI
11th Sep 2025241 PMAQI
11th Sep 2025322 PMAQI
11th Sep 2025253 PMAQI
11th Sep 2025264 PMAQI
11th Sep 2025235 PMAQI
11th Sep 2025236 PMAQI
11th Sep 2025287 PMAQI
11th Sep 2025348 PMAQI
11th Sep 2025339 PMAQI
11th Sep 20253010 PMAQI
11th Sep 20252711 PMAQI
12th Sep 20252712 AMAQI
12th Sep 2025321 AMAQI
12th Sep 2025342 AMAQI
12th Sep 2025353 AMAQI
12th Sep 2025324 AMAQI
25°C24/28°C
12th Sep 2025315 AMAQI
12th Sep 2025326 AMAQI
12th Sep 2025327 AMAQI
12th Sep 2025318 AMAQI
12th Sep 2025209 AMAQI
12th Sep 20252210 AMAQI
12th Sep 20252411 AMAQI
12th Sep 20252512 PMAQI
12th Sep 2025281 PMAQI
12th Sep 2025362 PMAQI
12th Sep 2025283 PMAQI
12th Sep 2025334 PMAQI
12th Sep 2025325 PMAQI
12th Sep 2025386 PMAQI
12th Sep 2025297 PMAQI
12th Sep 2025278 PMAQI
12th Sep 2025289 PMAQI
12th Sep 20252510 PMAQI
12th Sep 20252611 PMAQI
13th Sep 20252812 AMAQI
13th Sep 2025321 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025333 AMAQI
13th Sep 2025314 AMAQI
26°C24/29°C
13th Sep 2025315 AMAQI
13th Sep 2025326 AMAQI
13th Sep 2025317 AMAQI
13th Sep 2025318 AMAQI
13th Sep 2025179 AMAQI
13th Sep 20252110 AMAQI
13th Sep 20252611 AMAQI
13th Sep 20253012 PMAQI
13th Sep 2025281 PMAQI
13th Sep 2025322 PMAQI
13th Sep 2025343 PMAQI
13th Sep 2025264 PMAQI
13th Sep 2025275 PMAQI
13th Sep 2025316 PMAQI
13th Sep 2025367 PMAQI
13th Sep 2025348 PMAQI
13th Sep 2025319 PMAQI
13th Sep 20253410 PMAQI
13th Sep 20253111 PMAQI
14th Sep 20253112 AMAQI
14th Sep 2025301 AMAQI
14th Sep 2025322 AMAQI
14th Sep 2025323 AMAQI
14th Sep 2025324 AMAQI
27°C24/31°C
14th Sep 2025315 AMAQI
14th Sep 2025316 AMAQI
14th Sep 2025317 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025339 AMAQI
14th Sep 20252510 AMAQI
14th Sep 20253811 AMAQI
14th Sep 20253912 PMAQI
14th Sep 2025331 PMAQI
14th Sep 2025312 PMAQI
14th Sep 2025333 PMAQI
14th Sep 2025314 PMAQI
14th Sep 2025305 PMAQI
14th Sep 2025406 PMAQI
14th Sep 2025367 PMAQI
14th Sep 2025368 PMAQI
14th Sep 2025359 PMAQI
14th Sep 20253410 PMAQI
14th Sep 20253411 PMAQI
15th Sep 20253412 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025332 AMAQI
15th Sep 2025343 AMAQI
15th Sep 2025314 AMAQI
28°C26/30°C
15th Sep 2025315 AMAQI
15th Sep 2025326 AMAQI
15th Sep 2025317 AMAQI
15th Sep 2025328 AMAQI
15th Sep 2025349 AMAQI
15th Sep 20253210 AMAQI
15th Sep 20253711 AMAQI
15th Sep 20254512 PMAQI
15th Sep 2025431 PMAQI
15th Sep 2025482 PMAQI
15th Sep 2025513 PMAQI
15th Sep 2025534 PMAQI
15th Sep 2025545 PMAQI
15th Sep 2025526 PMAQI
15th Sep 2025567 PMAQI
15th Sep 2025558 PMAQI
15th Sep 2025509 PMAQI
15th Sep 20253910 PMAQI
15th Sep 20253211 PMAQI
16th Sep 20253412 AMAQI
16th Sep 2025391 AMAQI
16th Sep 2025332 AMAQI
16th Sep 2025333 AMAQI
16th Sep 2025334 AMAQI
28°C26/30°C
16th Sep 2025345 AMAQI
16th Sep 2025356 AMAQI
16th Sep 2025357 AMAQI
16th Sep 2025348 AMAQI
16th Sep 2025399 AMAQI
16th Sep 20254310 AMAQI
16th Sep 20255011 AMAQI
16th Sep 20254912 PMAQI
16th Sep 2025501 PMAQI
16th Sep 2025572 PMAQI
16th Sep 2025583 PMAQI
16th Sep 2025584 PMAQI
16th Sep 2025555 PMAQI
16th Sep 2025546 PMAQI
16th Sep 2025577 PMAQI
16th Sep 2025518 PMAQI
16th Sep 2025429 PMAQI
16th Sep 20254210 PMAQI
16th Sep 20254011 PMAQI
17th Sep 20253812 AMAQI
17th Sep 2025361 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025343 AMAQI
17th Sep 2025364 AMAQI
28°C25/31°C
17th Sep 2025385 AMAQI
17th Sep 2025386 AMAQI
17th Sep 2025387 AMAQI
17th Sep 2025388 AMAQI
17th Sep 2025409 AMAQI
17th Sep 20254610 AMAQI
17th Sep 20254911 AMAQI
17th Sep 20255512 PMAQI
17th Sep 2025571 PMAQI
17th Sep 2025652 PMAQI
17th Sep 2025593 PMAQI
17th Sep 2025614 PMAQI
17th Sep 2025575 PMAQI
17th Sep 2025606 PMAQI
17th Sep 2025567 PMAQI
17th Sep 2025458 PMAQI
17th Sep 2025439 PMAQI
17th Sep 20254310 PMAQI
17th Sep 20254111 PMAQI
18th Sep 20253912 AMAQI
18th Sep 2025361 AMAQI
18th Sep 2025352 AMAQI
18th Sep 2025363 AMAQI
18th Sep 2025384 AMAQI
27°C25/30°C
18th Sep 2025425 AMAQI
18th Sep 2025426 AMAQI
18th Sep 2025427 AMAQI
18th Sep 2025438 AMAQI
18th Sep 2025389 AMAQI
18th Sep 20253310 AMAQI
18th Sep 20253611 AMAQI
18th Sep 20253012 PMAQI
18th Sep 2025331 PMAQI
18th Sep 2025222 PMAQI
18th Sep 2025223 PMAQI
18th Sep 2025214 PMAQI
18th Sep 2025245 PMAQI
18th Sep 2025216 PMAQI
18th Sep 2025217 PMAQI
18th Sep 2025268 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20253010 PMAQI
18th Sep 20253011 PMAQI
19th Sep 20252912 AMAQI
19th Sep 2025311 AMAQI
19th Sep 2025362 AMAQI
19th Sep 2025383 AMAQI
19th Sep 2025374 AMAQI
27°C24/31°C
19th Sep 2025365 AMAQI
19th Sep 2025366 AMAQI
19th Sep 2025377 AMAQI
19th Sep 2025378 AMAQI
19th Sep 2025239 AMAQI
19th Sep 20252310 AMAQI
19th Sep 20252111 AMAQI
19th Sep 20251812 PMAQI
19th Sep 2025211 PMAQI
19th Sep 2025232 PMAQI
19th Sep 2025223 PMAQI
19th Sep 2025244 PMAQI
19th Sep 2025265 PMAQI
19th Sep 2025306 PMAQI
19th Sep 2025287 PMAQI
19th Sep 2025318 PMAQI
19th Sep 2025379 PMAQI
19th Sep 20253410 PMAQI
19th Sep 20253011 PMAQI
20th Sep 20253312 AMAQI
20th Sep 2025321 AMAQI
20th Sep 2025332 AMAQI
20th Sep 2025343 AMAQI
20th Sep 2025344 AMAQI
25°C23/27°C
20th Sep 2025325 AMAQI
20th Sep 2025326 AMAQI
20th Sep 2025327 AMAQI
20th Sep 2025328 AMAQI
20th Sep 2025279 AMAQI
20th Sep 20252610 AMAQI
20th Sep 20252411 AMAQI
20th Sep 20253112 PMAQI
20th Sep 2025321 PMAQI
20th Sep 2025362 PMAQI
20th Sep 2025433 PMAQI
20th Sep 2025494 PMAQI
20th Sep 2025515 PMAQI
20th Sep 2025596 PMAQI
20th Sep 2025627 PMAQI
20th Sep 2025618 PMAQI
20th Sep 2025579 PMAQI
20th Sep 20255510 PMAQI
20th Sep 20255511 PMAQI
21st Sep 20255412 AMAQI
21st Sep 2025471 AMAQI
21st Sep 2025322 AMAQI
21st Sep 2025313 AMAQI
21st Sep 2025324 AMAQI
26°C24/29°C
21st Sep 2025325 AMAQI
21st Sep 2025336 AMAQI
21st Sep 2025317 AMAQI
21st Sep 2025328 AMAQI
21st Sep 2025219 AMAQI
21st Sep 20251510 AMAQI
21st Sep 20252011 AMAQI
21st Sep 20251812 PMAQI
21st Sep 2025191 PMAQI
21st Sep 2025222 PMAQI
21st Sep 2025183 PMAQI
21st Sep 2025204 PMAQI
21st Sep 2025205 PMAQI
21st Sep 2025176 PMAQI
21st Sep 2025177 PMAQI
21st Sep 2025238 PMAQI
21st Sep 2025319 PMAQI
21st Sep 20253210 PMAQI
21st Sep 20253111 PMAQI
22nd Sep 20253012 AMAQI
22nd Sep 2025311 AMAQI
22nd Sep 2025362 AMAQI
22nd Sep 2025373 AMAQI
22nd Sep 2025364 AMAQI
25°C22/27°C
22nd Sep 2025335 AMAQI
5 AM22nd Sep 2025336 AMAQI
22nd Sep 2025347 AMAQI
22nd Sep 2025338 AMAQI
22nd Sep 2025229 AMAQI
22nd Sep 20252010 AMAQI
22nd Sep 20251811 AMAQI
11 AM22nd Sep 20251812 PMAQI
22nd Sep 2025201 PMAQI
22nd Sep 2025232 PMAQI
22nd Sep 2025243 PMAQI
22nd Sep 2025224 PMAQI
22nd Sep 2025255 PMAQI
22nd Sep 2025276 PMAQI
6 PM22nd Sep 2025257 PMAQI
22nd Sep 2025288 PMAQI
22nd Sep 2025329 PMAQI
22nd Sep 20252910 PMAQI
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
1 PM - 6 PM
41AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
9 AM
34AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 6 PM (Avg. 41), while the lowest AQI was between 9 AM to 9 AM (Avg. 34).
Night time
Avg. Highest Time
7 PM - 11 PM
39AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM - 11 PM
39AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 39), while the lowest AQI was between 12 AM to 11 PM (Avg. 39).
2025 Days Vs Air Quality
Ishii, Tokushima, Japan
2025
73%
193
27%
71
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Good
193 DaysModerate
71 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 265 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
Ishii, Tokushima, 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
33AQI
33AQI
2nd January 2025
42AQI
42AQI
3rd January 2025
37AQI
37AQI
4th January 2025
32AQI
32AQI
5th January 2025
31AQI
31AQI
6th January 2025
33AQI
33AQI
7th January 2025
32AQI
32AQI
8th January 2025
28AQI
28AQI
9th January 2025
28AQI
28AQI
10th January 2025
27AQI
27AQI
11th January 2025
27AQI
27AQI
12th January 2025
29AQI
29AQI
13th January 2025
32AQI
32AQI
14th January 2025
41AQI
41AQI
15th January 2025
34AQI
34AQI
16th January 2025
34AQI
34AQI
17th January 2025
29AQI
29AQI
18th January 2025
28AQI
28AQI
19th January 2025
34AQI
34AQI
20th January 2025
31AQI
31AQI
21st January 2025
36AQI
36AQI
22nd January 2025
50AQI
50AQI
23rd January 2025
55AQI
55AQI
24th January 2025
62AQI
62AQI
25th January 2025
43AQI
43AQI
26th January 2025
39AQI
39AQI
27th January 2025
31AQI
31AQI
28th January 2025
33AQI
33AQI
29th January 2025
31AQI
31AQI
30th January 2025
39AQI
39AQI
31st January 2025
58AQI
58AQI
1st February 2025
61AQI
61AQI
2nd February 2025
40AQI
40AQI
3rd February 2025
46AQI
46AQI
4th February 2025
37AQI
37AQI
5th February 2025
39AQI
39AQI
6th February 2025
32AQI
32AQI
7th February 2025
32AQI
32AQI
8th February 2025
32AQI
32AQI
9th February 2025
30AQI
30AQI
10th February 2025
31AQI
31AQI
11th February 2025
32AQI
32AQI
12th February 2025
35AQI
35AQI
13th February 2025
32AQI
32AQI
14th February 2025
36AQI
36AQI
15th February 2025
30AQI
30AQI
16th February 2025
39AQI
39AQI
17th February 2025
42AQI
42AQI
18th February 2025
35AQI
35AQI
19th February 2025
36AQI
36AQI
20th February 2025
32AQI
32AQI
21st February 2025
33AQI
33AQI
22nd February 2025
36AQI
36AQI
23rd February 2025
33AQI
33AQI
24th February 2025
34AQI
34AQI
25th February 2025
35AQI
35AQI
26th February 2025
37AQI
37AQI
27th February 2025
58AQI
58AQI
28th February 2025
58AQI
58AQI
1st March 2025
66AQI
66AQI
2nd March 2025
69AQI
69AQI
3rd March 2025
47AQI
47AQI
4th March 2025
43AQI
43AQI
5th March 2025
30AQI
30AQI
6th March 2025
38AQI
38AQI
7th March 2025
34AQI
34AQI
8th March 2025
38AQI
38AQI
9th March 2025
39AQI
39AQI
10th March 2025
38AQI
38AQI
11th March 2025
35AQI
35AQI
12th March 2025
38AQI
38AQI
13th March 2025
51AQI
51AQI
14th March 2025
37AQI
37AQI
15th March 2025
34AQI
34AQI
16th March 2025
22AQI
22AQI
17th March 2025
38AQI
38AQI
18th March 2025
25AQI
25AQI
19th March 2025
35AQI
35AQI
20th March 2025
38AQI
38AQI
21st March 2025
53AQI
53AQI
22nd March 2025
54AQI
54AQI
23rd March 2025
59AQI
59AQI
24th March 2025
62AQI
62AQI
25th March 2025
70AQI
70AQI
26th March 2025
77AQI
77AQI
27th March 2025
63AQI
63AQI
28th March 2025
53AQI
53AQI
29th March 2025
45AQI
45AQI
30th March 2025
38AQI
38AQI
31st March 2025
34AQI
34AQI
1st April 2025
32AQI
32AQI
2nd April 2025
31AQI
31AQI
3rd April 2025
25AQI
25AQI
4th April 2025
30AQI
30AQI
5th April 2025
37AQI
37AQI
6th April 2025
44AQI
44AQI
7th April 2025
44AQI
44AQI
8th April 2025
40AQI
40AQI
9th April 2025
57AQI
57AQI
10th April 2025
56AQI
56AQI
11th April 2025
54AQI
54AQI
12th April 2025
54AQI
54AQI
13th April 2025
38AQI
38AQI
14th April 2025
46AQI
46AQI
15th April 2025
25AQI
25AQI
16th April 2025
38AQI
38AQI
17th April 2025
46AQI
46AQI
18th April 2025
55AQI
55AQI
19th April 2025
58AQI
58AQI
20th April 2025
52AQI
52AQI
21st April 2025
39AQI
39AQI
22nd April 2025
39AQI
39AQI
23rd April 2025
31AQI
31AQI
24th April 2025
31AQI
31AQI
25th April 2025
49AQI
49AQI
26th April 2025
53AQI
53AQI
27th April 2025
52AQI
52AQI
28th April 2025
52AQI
52AQI
29th April 2025
47AQI
47AQI
30th April 2025
56AQI
56AQI
1st May 2025
53AQI
53AQI
2nd May 2025
38AQI
38AQI
3rd May 2025
47AQI
47AQI
4th May 2025
37AQI
37AQI
5th May 2025
39AQI
39AQI
6th May 2025
27AQI
27AQI
7th May 2025
32AQI
32AQI
8th May 2025
27AQI
27AQI
9th May 2025
34AQI
34AQI
10th May 2025
31AQI
31AQI
11th May 2025
33AQI
33AQI
12th May 2025
48AQI
48AQI
13th May 2025
52AQI
52AQI
14th May 2025
58AQI
58AQI
15th May 2025
54AQI
54AQI
16th May 2025
51AQI
51AQI
17th May 2025
38AQI
38AQI
18th May 2025
54AQI
54AQI
19th May 2025
55AQI
55AQI
20th May 2025
63AQI
63AQI
21st May 2025
48AQI
48AQI
22nd May 2025
36AQI
36AQI
23rd May 2025
51AQI
51AQI
24th May 2025
35AQI
35AQI
25th May 2025
29AQI
29AQI
26th May 2025
30AQI
30AQI
27th May 2025
35AQI
35AQI
28th May 2025
37AQI
37AQI
29th May 2025
36AQI
36AQI
30th May 2025
35AQI
35AQI
31st May 2025
36AQI
36AQI
1st June 2025
43AQI
43AQI
2nd June 2025
50AQI
50AQI
3rd June 2025
29AQI
29AQI
4th June 2025
44AQI
44AQI
5th June 2025
42AQI
42AQI
6th June 2025
50AQI
50AQI
7th June 2025
54AQI
54AQI
8th June 2025
64AQI
64AQI
9th June 2025
43AQI
43AQI
10th June 2025
32AQI
32AQI
11th June 2025
37AQI
37AQI
12th June 2025
52AQI
52AQI
13th June 2025
47AQI
47AQI
14th June 2025
32AQI
32AQI
15th June 2025
33AQI
33AQI
16th June 2025
45AQI
45AQI
17th June 2025
43AQI
43AQI
18th June 2025
49AQI
49AQI
19th June 2025
51AQI
51AQI
20th June 2025
57AQI
57AQI
21st June 2025
55AQI
55AQI
22nd June 2025
55AQI
55AQI
23rd June 2025
48AQI
48AQI
24th June 2025
39AQI
39AQI
25th June 2025
38AQI
38AQI
26th June 2025
42AQI
42AQI
27th June 2025
49AQI
49AQI
28th June 2025
54AQI
54AQI
29th June 2025
57AQI
57AQI
30th June 2025
60AQI
60AQI
1st July 2025
64AQI
64AQI
2nd July 2025
87AQI
87AQI
3rd July 2025
81AQI
81AQI
4th July 2025
95AQI
95AQI
5th July 2025
93AQI
93AQI
6th July 2025
70AQI
70AQI
7th July 2025
69AQI
69AQI
8th July 2025
73AQI
73AQI
9th July 2025
83AQI
83AQI
10th July 2025
71AQI
71AQI
11th July 2025
54AQI
54AQI
12th July 2025
50AQI
50AQI
13th July 2025
46AQI
46AQI
14th July 2025
42AQI
42AQI
15th July 2025
52AQI
52AQI
16th July 2025
59AQI
59AQI
17th July 2025
38AQI
38AQI
18th July 2025
37AQI
37AQI
19th July 2025
33AQI
33AQI
20th July 2025
31AQI
31AQI
21st July 2025
33AQI
33AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
34AQI
34AQI
24th July 2025
31AQI
31AQI
25th July 2025
27AQI
27AQI
26th July 2025
25AQI
25AQI
27th July 2025
23AQI
23AQI
28th July 2025
24AQI
24AQI
29th July 2025
36AQI
36AQI
30th July 2025
40AQI
40AQI
31st July 2025
41AQI
41AQI
1st August 2025
45AQI
45AQI
2nd August 2025
45AQI
45AQI
3rd August 2025
48AQI
48AQI
4th August 2025
59AQI
59AQI
5th August 2025
51AQI
51AQI
6th August 2025
50AQI
50AQI
7th August 2025
46AQI
46AQI
8th August 2025
49AQI
49AQI
9th August 2025
51AQI
51AQI
10th August 2025
48AQI
48AQI
11th August 2025
35AQI
35AQI
12th August 2025
35AQI
35AQI
13th August 2025
40AQI
40AQI
14th August 2025
46AQI
46AQI
15th August 2025
47AQI
47AQI
16th August 2025
44AQI
44AQI
17th August 2025
43AQI
43AQI
18th August 2025
46AQI
46AQI
19th August 2025
46AQI
46AQI
20th August 2025
44AQI
44AQI
21st August 2025
40AQI
40AQI
22nd August 2025
40AQI
40AQI
23rd August 2025
48AQI
48AQI
24th August 2025
51AQI
51AQI
25th August 2025
51AQI
51AQI
26th August 2025
55AQI
55AQI
27th August 2025
53AQI
53AQI
28th August 2025
53AQI
53AQI
29th August 2025
54AQI
54AQI
30th August 2025
55AQI
55AQI
31st August 2025
53AQI
53AQI
1st September 2025
39AQI
39AQI
2nd September 2025
34AQI
34AQI
3rd September 2025
37AQI
37AQI
4th September 2025
27AQI
27AQI
5th September 2025
24AQI
24AQI
6th September 2025
27AQI
27AQI
7th September 2025
32AQI
32AQI
8th September 2025
32AQI
32AQI
9th September 2025
34AQI
34AQI
10th September 2025
32AQI
32AQI
11th September 2025
29AQI
29AQI
12th September 2025
30AQI
30AQI
13th September 2025
30AQI
30AQI
14th September 2025
33AQI
33AQI
15th September 2025
41AQI
41AQI
16th September 2025
44AQI
44AQI
17th September 2025
46AQI
46AQI
18th September 2025
32AQI
32AQI
19th September 2025
30AQI
30AQI
20th September 2025
41AQI
41AQI
21st September 2025
28AQI
28AQI
22nd September 2025
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
36AQI
38AQI
45AQI
44AQI
41AQI
46AQI
51AQI
47AQI
33AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202543AQI
28
3
25
3
20
11
19
11
22
9
20
10
18
13
20
11
21
193
71
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
September33AQI
202437AQI
30
1
25
4
27
4
26
3
1
26
5
23
7
24
7
23
8
25
5
31
26
4
31
317
48
1
Highest AQI recorded in
April43AQI
Lowest AQI recorded in
December29AQI
202339AQI
26
5
27
1
22
9
22
8
27
4
19
11
23
8
30
1
29
1
29
2
25
4
28
3
307
57
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
August29AQI
202239AQI
29
2
19
2
24
7
21
9
23
8
24
6
20
3
3
29
29
2
28
2
31
280
41
Highest AQI recorded in
May47AQI
Lowest AQI recorded in
December31AQI
202136AQI
27
4
25
3
26
3
21
25
6
23
7
26
5
26
5
27
3
30
1
25
5
31
312
42
Highest AQI recorded in
June42AQI
Lowest AQI recorded in
April31AQI
202037AQI
11
2
16
5
17
1
23
7
28
3
17
12
2
18
1
30
1
27
3
28
3
215
38
2
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
September30AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
43AQILeast Polluted Year Recorded
2021(Avg.)
36AQIIshii's annual 2025 AQI (43) shows an average percentage change of 13.8% (worsened AQI) compared to previous years: 2020 (37), 2021 (36), 2022 (39), 2023 (39), 2024 (37).
