Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Tonosho, Kagawa, 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+

October Air Quality Analysis

Tonosho, Kagawa, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
5th Oct 2025
52AQI
Lowest AQI recorded on
9th Oct 2022
22AQI

Same Day Analysis (11th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 52 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 11th Oct - 12th Oct 2025

Tonosho, Kagawa, Japan

AQI
Day
Night
.

5 AM11th Oct 2025

5 PM

4 AM12th Oct 2025

Day time
Avg. Highest Time
6AM11th Oct

54AQI

Avg. Lowest Time
4PM11th Oct

42AQI

Night time
Avg. Highest Time
11PM11th Oct

62AQI

Avg. Lowest Time
3AM12th Oct

49AQI

In the last 24 hours,

Tonosho's AQI reached its highest point of 62 at 11 PM during the Night, while the lowest point, 42, was recorded at 4 PM during the Day between 11th Oct and 12th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Tonosho, Kagawa, Japan

SepOct
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
12th Sep 2025325 AMAQI
12th Sep 2025326 AMAQI
12th Sep 2025327 AMAQI
12th Sep 2025328 AMAQI
12th Sep 2025239 AMAQI
12th Sep 20252210 AMAQI
12th Sep 20251911 AMAQI
12th Sep 20252212 PMAQI
12th Sep 2025241 PMAQI
12th Sep 2025302 PMAQI
12th Sep 2025263 PMAQI
12th Sep 2025274 PMAQI
12th Sep 2025315 PMAQI
12th Sep 2025366 PMAQI
12th Sep 2025247 PMAQI
12th Sep 2025258 PMAQI
12th Sep 2025279 PMAQI
12th Sep 20252410 PMAQI
12th Sep 20252411 PMAQI
13th Sep 20252812 AMAQI
13th Sep 2025321 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025343 AMAQI
13th Sep 2025324 AMAQI

27°C24/30°C

13th Sep 2025325 AMAQI
13th Sep 2025326 AMAQI
13th Sep 2025317 AMAQI
13th Sep 2025328 AMAQI
13th Sep 2025169 AMAQI
13th Sep 20252110 AMAQI
13th Sep 20253011 AMAQI
13th Sep 20253012 PMAQI
13th Sep 2025281 PMAQI
13th Sep 2025302 PMAQI
13th Sep 2025333 PMAQI
13th Sep 2025264 PMAQI
13th Sep 2025245 PMAQI
13th Sep 2025286 PMAQI
13th Sep 2025397 PMAQI
13th Sep 2025368 PMAQI
13th Sep 2025329 PMAQI
13th Sep 20253810 PMAQI
13th Sep 20254111 PMAQI
14th Sep 20253512 AMAQI
14th Sep 2025311 AMAQI
14th Sep 2025322 AMAQI
14th Sep 2025323 AMAQI
14th Sep 2025314 AMAQI

27°C25/30°C

14th Sep 2025315 AMAQI
14th Sep 2025326 AMAQI
14th Sep 2025317 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025319 AMAQI
14th Sep 20252010 AMAQI
14th Sep 20253011 AMAQI
14th Sep 20252912 PMAQI
14th Sep 2025201 PMAQI
14th Sep 2025262 PMAQI
14th Sep 2025323 PMAQI
14th Sep 2025314 PMAQI
14th Sep 2025245 PMAQI
14th Sep 2025386 PMAQI
14th Sep 2025347 PMAQI
14th Sep 2025328 PMAQI
14th Sep 2025309 PMAQI
14th Sep 20253210 PMAQI
14th Sep 20253311 PMAQI
15th Sep 20253712 AMAQI
15th Sep 2025341 AMAQI
15th Sep 2025332 AMAQI
15th Sep 2025333 AMAQI
15th Sep 2025324 AMAQI

28°C26/31°C

15th Sep 2025315 AMAQI
15th Sep 2025316 AMAQI
15th Sep 2025307 AMAQI
15th Sep 2025318 AMAQI
15th Sep 2025329 AMAQI
15th Sep 20252610 AMAQI
15th Sep 20253811 AMAQI
15th Sep 20254812 PMAQI
15th Sep 2025361 PMAQI
15th Sep 2025292 PMAQI
15th Sep 2025313 PMAQI
15th Sep 2025314 PMAQI
15th Sep 2025305 PMAQI
15th Sep 2025426 PMAQI
15th Sep 2025467 PMAQI
15th Sep 2025388 PMAQI
15th Sep 2025399 PMAQI
15th Sep 20253210 PMAQI
15th Sep 20253111 PMAQI
16th Sep 20253112 AMAQI
16th Sep 2025321 AMAQI
16th Sep 2025332 AMAQI
16th Sep 2025343 AMAQI
16th Sep 2025344 AMAQI

28°C26/31°C

16th Sep 2025345 AMAQI
16th Sep 2025346 AMAQI
16th Sep 2025347 AMAQI
16th Sep 2025338 AMAQI
16th Sep 2025339 AMAQI
16th Sep 20252710 AMAQI
16th Sep 20253211 AMAQI
16th Sep 20254012 PMAQI
16th Sep 2025371 PMAQI
16th Sep 2025452 PMAQI
16th Sep 2025543 PMAQI
16th Sep 2025584 PMAQI
16th Sep 2025555 PMAQI
16th Sep 2025566 PMAQI
16th Sep 2025547 PMAQI
16th Sep 2025498 PMAQI
16th Sep 2025419 PMAQI
16th Sep 20253710 PMAQI
16th Sep 20253611 PMAQI
17th Sep 20253812 AMAQI
17th Sep 2025341 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025333 AMAQI
17th Sep 2025344 AMAQI

28°C26/30°C

17th Sep 2025365 AMAQI
17th Sep 2025366 AMAQI
17th Sep 2025367 AMAQI
17th Sep 2025368 AMAQI
17th Sep 2025449 AMAQI
17th Sep 20255110 AMAQI
17th Sep 20255111 AMAQI
17th Sep 20256012 PMAQI
17th Sep 2025601 PMAQI
17th Sep 2025612 PMAQI
17th Sep 2025583 PMAQI
17th Sep 2025554 PMAQI
17th Sep 2025575 PMAQI
17th Sep 2025606 PMAQI
17th Sep 2025567 PMAQI
17th Sep 2025408 PMAQI
17th Sep 2025439 PMAQI
17th Sep 20255210 PMAQI
17th Sep 20254811 PMAQI
18th Sep 20253812 AMAQI
18th Sep 2025311 AMAQI
18th Sep 2025342 AMAQI
18th Sep 2025353 AMAQI
18th Sep 2025384 AMAQI

28°C26/31°C

18th Sep 2025425 AMAQI
18th Sep 2025426 AMAQI
18th Sep 2025427 AMAQI
18th Sep 2025428 AMAQI
18th Sep 2025319 AMAQI
18th Sep 20253410 AMAQI
18th Sep 20254011 AMAQI
18th Sep 20253312 PMAQI
18th Sep 2025251 PMAQI
18th Sep 2025252 PMAQI
18th Sep 2025273 PMAQI
18th Sep 2025224 PMAQI
18th Sep 2025215 PMAQI
18th Sep 2025196 PMAQI
18th Sep 2025157 PMAQI
18th Sep 2025208 PMAQI
18th Sep 2025289 PMAQI
18th Sep 20252810 PMAQI
18th Sep 20252811 PMAQI
19th Sep 20252912 AMAQI
19th Sep 2025331 AMAQI
19th Sep 2025372 AMAQI
19th Sep 2025373 AMAQI
19th Sep 2025374 AMAQI

27°C24/29°C

19th Sep 2025355 AMAQI
19th Sep 2025366 AMAQI
19th Sep 2025387 AMAQI
19th Sep 2025368 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20251810 AMAQI
19th Sep 20251711 AMAQI
19th Sep 20251612 PMAQI
19th Sep 2025201 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025273 PMAQI
19th Sep 2025274 PMAQI
19th Sep 2025245 PMAQI
19th Sep 2025266 PMAQI
19th Sep 2025257 PMAQI
19th Sep 2025278 PMAQI
19th Sep 2025329 PMAQI
19th Sep 20253310 PMAQI
19th Sep 20253011 PMAQI
20th Sep 20252912 AMAQI
20th Sep 2025291 AMAQI
20th Sep 2025352 AMAQI
20th Sep 2025353 AMAQI
20th Sep 2025344 AMAQI

25°C23/26°C

20th Sep 2025325 AMAQI
20th Sep 2025326 AMAQI
20th Sep 2025327 AMAQI
20th Sep 2025328 AMAQI
20th Sep 2025239 AMAQI
20th Sep 20251910 AMAQI
20th Sep 20251911 AMAQI
20th Sep 20252112 PMAQI
20th Sep 2025211 PMAQI
20th Sep 2025202 PMAQI
20th Sep 2025243 PMAQI
20th Sep 2025324 PMAQI
20th Sep 2025335 PMAQI
20th Sep 2025506 PMAQI
20th Sep 2025487 PMAQI
20th Sep 2025498 PMAQI
20th Sep 2025489 PMAQI
20th Sep 20254210 PMAQI
20th Sep 20254211 PMAQI
21st Sep 20254412 AMAQI
21st Sep 2025441 AMAQI
21st Sep 2025352 AMAQI
21st Sep 2025323 AMAQI
21st Sep 2025314 AMAQI

26°C24/28°C

21st Sep 2025315 AMAQI
21st Sep 2025316 AMAQI
21st Sep 2025317 AMAQI
21st Sep 2025308 AMAQI
21st Sep 2025199 AMAQI
21st Sep 20251410 AMAQI
21st Sep 20251311 AMAQI
21st Sep 20251712 PMAQI
21st Sep 2025201 PMAQI
21st Sep 2025192 PMAQI
21st Sep 2025193 PMAQI
21st Sep 2025164 PMAQI
21st Sep 2025155 PMAQI
21st Sep 2025166 PMAQI
21st Sep 2025187 PMAQI
21st Sep 2025238 PMAQI
21st Sep 2025299 PMAQI
21st Sep 20252910 PMAQI
21st Sep 20252711 PMAQI
22nd Sep 20252712 AMAQI
22nd Sep 2025291 AMAQI
22nd Sep 2025342 AMAQI
22nd Sep 2025353 AMAQI
22nd Sep 2025344 AMAQI

24°C22/27°C

22nd Sep 2025325 AMAQI
22nd Sep 2025316 AMAQI
22nd Sep 2025327 AMAQI
22nd Sep 2025328 AMAQI
22nd Sep 2025199 AMAQI
22nd Sep 20251810 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20252012 PMAQI
22nd Sep 2025181 PMAQI
22nd Sep 2025192 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025224 PMAQI
22nd Sep 2025245 PMAQI
22nd Sep 2025256 PMAQI
22nd Sep 2025277 PMAQI
22nd Sep 2025288 PMAQI
22nd Sep 2025269 PMAQI
22nd Sep 20252710 PMAQI
22nd Sep 20252711 PMAQI
23rd Sep 20252812 AMAQI
23rd Sep 2025301 AMAQI
23rd Sep 2025322 AMAQI
23rd Sep 2025323 AMAQI
23rd Sep 2025304 AMAQI

23°C20/25°C

23rd Sep 2025305 AMAQI
23rd Sep 2025306 AMAQI
23rd Sep 2025297 AMAQI
23rd Sep 2025308 AMAQI
23rd Sep 2025279 AMAQI
23rd Sep 20252510 AMAQI
23rd Sep 20252311 AMAQI
23rd Sep 20252612 PMAQI
23rd Sep 2025241 PMAQI
23rd Sep 2025282 PMAQI
23rd Sep 2025283 PMAQI
23rd Sep 2025284 PMAQI
23rd Sep 2025265 PMAQI
23rd Sep 2025236 PMAQI
23rd Sep 2025217 PMAQI
23rd Sep 2025238 PMAQI
23rd Sep 2025259 PMAQI
23rd Sep 20252810 PMAQI
23rd Sep 20252811 PMAQI
24th Sep 20252812 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025302 AMAQI
24th Sep 2025303 AMAQI
24th Sep 2025304 AMAQI

23°C22/24°C

24th Sep 2025295 AMAQI
24th Sep 2025296 AMAQI
24th Sep 2025297 AMAQI
24th Sep 2025298 AMAQI
24th Sep 2025299 AMAQI
24th Sep 20253010 AMAQI
24th Sep 20253111 AMAQI
24th Sep 20252712 PMAQI
24th Sep 2025231 PMAQI
24th Sep 2025242 PMAQI
24th Sep 2025263 PMAQI
24th Sep 2025214 PMAQI
24th Sep 2025215 PMAQI
24th Sep 2025236 PMAQI
24th Sep 2025267 PMAQI
24th Sep 2025258 PMAQI
24th Sep 2025269 PMAQI
24th Sep 20252610 PMAQI
24th Sep 20252711 PMAQI
25th Sep 20252612 AMAQI
25th Sep 2025271 AMAQI
25th Sep 2025292 AMAQI
25th Sep 2025283 AMAQI
25th Sep 2025294 AMAQI

25°C23/28°C

25th Sep 2025285 AMAQI
25th Sep 2025286 AMAQI
25th Sep 2025287 AMAQI
25th Sep 2025288 AMAQI
25th Sep 2025219 AMAQI
25th Sep 20252310 AMAQI
25th Sep 20252111 AMAQI
25th Sep 20251912 PMAQI
25th Sep 2025191 PMAQI
25th Sep 2025272 PMAQI
25th Sep 2025303 PMAQI
25th Sep 2025314 PMAQI
25th Sep 2025345 PMAQI
25th Sep 2025366 PMAQI
25th Sep 2025327 PMAQI
25th Sep 2025248 PMAQI
25th Sep 2025239 PMAQI
25th Sep 20251910 PMAQI
25th Sep 20251611 PMAQI
26th Sep 20251712 AMAQI
26th Sep 2025211 AMAQI
26th Sep 2025222 AMAQI
26th Sep 2025253 AMAQI
26th Sep 2025224 AMAQI

25°C24/27°C

26th Sep 2025195 AMAQI
26th Sep 2025226 AMAQI
26th Sep 2025307 AMAQI
26th Sep 2025428 AMAQI
26th Sep 2025439 AMAQI
26th Sep 20255310 AMAQI
26th Sep 20255011 AMAQI
26th Sep 20255312 PMAQI
26th Sep 2025591 PMAQI
26th Sep 2025452 PMAQI
26th Sep 2025523 PMAQI
26th Sep 2025494 PMAQI
26th Sep 2025445 PMAQI
26th Sep 2025456 PMAQI
26th Sep 2025457 PMAQI
26th Sep 2025468 PMAQI
26th Sep 2025309 PMAQI
26th Sep 20253710 PMAQI
26th Sep 20253511 PMAQI
27th Sep 20252412 AMAQI
27th Sep 2025221 AMAQI
27th Sep 2025202 AMAQI
27th Sep 2025263 AMAQI
27th Sep 2025294 AMAQI

26°C24/28°C

27th Sep 2025305 AMAQI
27th Sep 2025236 AMAQI
27th Sep 2025277 AMAQI
27th Sep 2025248 AMAQI
27th Sep 2025259 AMAQI
27th Sep 20252710 AMAQI
27th Sep 20252711 AMAQI
27th Sep 20252912 PMAQI
27th Sep 2025291 PMAQI
27th Sep 2025262 PMAQI
27th Sep 2025223 PMAQI
27th Sep 2025224 PMAQI
27th Sep 2025225 PMAQI
27th Sep 2025226 PMAQI
27th Sep 2025227 PMAQI
27th Sep 2025298 PMAQI
27th Sep 2025299 PMAQI
27th Sep 20253310 PMAQI
27th Sep 20253511 PMAQI
28th Sep 20252412 AMAQI
28th Sep 2025181 AMAQI
28th Sep 2025172 AMAQI
28th Sep 2025163 AMAQI
28th Sep 2025164 AMAQI

24°C22/25°C

28th Sep 2025155 AMAQI
28th Sep 2025176 AMAQI
28th Sep 2025217 AMAQI
28th Sep 2025208 AMAQI
28th Sep 2025249 AMAQI
28th Sep 20251410 AMAQI
28th Sep 20251611 AMAQI
28th Sep 20251812 PMAQI
28th Sep 2025301 PMAQI
28th Sep 2025332 PMAQI
28th Sep 2025303 PMAQI
28th Sep 2025354 PMAQI
28th Sep 2025325 PMAQI
28th Sep 2025256 PMAQI
28th Sep 2025227 PMAQI
28th Sep 2025338 PMAQI
28th Sep 2025349 PMAQI
28th Sep 20253310 PMAQI
28th Sep 20253311 PMAQI
29th Sep 20253112 AMAQI
29th Sep 2025281 AMAQI
29th Sep 2025322 AMAQI
29th Sep 2025203 AMAQI
29th Sep 2025334 AMAQI

23°C21/25°C

29th Sep 2025345 AMAQI
29th Sep 2025416 AMAQI
29th Sep 2025357 AMAQI
29th Sep 2025228 AMAQI
29th Sep 2025229 AMAQI
29th Sep 20251310 AMAQI
29th Sep 20251811 AMAQI
29th Sep 20251912 PMAQI
29th Sep 2025171 PMAQI
29th Sep 2025172 PMAQI
29th Sep 2025223 PMAQI
29th Sep 2025294 PMAQI
29th Sep 2025305 PMAQI
29th Sep 2025226 PMAQI
29th Sep 2025197 PMAQI
29th Sep 2025178 PMAQI
29th Sep 2025189 PMAQI
29th Sep 20251510 PMAQI
29th Sep 20251911 PMAQI
30th Sep 20251512 AMAQI
30th Sep 2025171 AMAQI
30th Sep 2025192 AMAQI
30th Sep 2025173 AMAQI
30th Sep 2025174 AMAQI

24°C21/26°C

30th Sep 2025195 AMAQI
30th Sep 2025226 AMAQI
30th Sep 2025397 AMAQI
30th Sep 2025368 AMAQI
30th Sep 2025269 AMAQI
30th Sep 20252610 AMAQI
30th Sep 20254011 AMAQI
30th Sep 20253112 PMAQI
30th Sep 2025451 PMAQI
30th Sep 2025332 PMAQI
30th Sep 2025263 PMAQI
30th Sep 2025284 PMAQI
30th Sep 2025275 PMAQI
30th Sep 2025246 PMAQI
30th Sep 2025417 PMAQI
30th Sep 2025378 PMAQI
30th Sep 2025299 PMAQI
30th Sep 20253110 PMAQI
30th Sep 20253211 PMAQI
1st Oct 20252912 AMAQI
1st Oct 2025261 AMAQI
1st Oct 2025292 AMAQI
1st Oct 2025263 AMAQI
1st Oct 2025334 AMAQI

23°C20/25°C

1st Oct 2025295 AMAQI
1st Oct 2025296 AMAQI
1st Oct 2025327 AMAQI
1st Oct 2025248 AMAQI
1st Oct 2025289 AMAQI
1st Oct 20254010 AMAQI
1st Oct 20254011 AMAQI
1st Oct 20254912 PMAQI
1st Oct 2025531 PMAQI
1st Oct 2025532 PMAQI
1st Oct 2025583 PMAQI
1st Oct 2025604 PMAQI
1st Oct 2025585 PMAQI
1st Oct 2025576 PMAQI
1st Oct 2025597 PMAQI
1st Oct 2025568 PMAQI
1st Oct 2025229 PMAQI
1st Oct 20252510 PMAQI
1st Oct 20255211 PMAQI
2nd Oct 20255412 AMAQI
2nd Oct 2025541 AMAQI
2nd Oct 2025582 AMAQI
2nd Oct 2025583 AMAQI
2nd Oct 2025584 AMAQI

23°C20/26°C

2nd Oct 2025545 AMAQI
2nd Oct 2025526 AMAQI
2nd Oct 2025537 AMAQI
2nd Oct 2025528 AMAQI
2nd Oct 2025549 AMAQI
2nd Oct 20254510 AMAQI
2nd Oct 20253911 AMAQI
2nd Oct 20254312 PMAQI
2nd Oct 2025451 PMAQI
2nd Oct 2025452 PMAQI
2nd Oct 2025373 PMAQI
2nd Oct 2025474 PMAQI
2nd Oct 2025415 PMAQI
2nd Oct 2025446 PMAQI
2nd Oct 2025557 PMAQI
2nd Oct 2025478 PMAQI
2nd Oct 2025609 PMAQI
2nd Oct 20255910 PMAQI
2nd Oct 20256511 PMAQI
3rd Oct 20256412 AMAQI
3rd Oct 2025581 AMAQI
3rd Oct 2025532 AMAQI
3rd Oct 2025463 AMAQI
3rd Oct 2025404 AMAQI

23°C20/25°C

3rd Oct 2025465 AMAQI
3rd Oct 2025446 AMAQI
3rd Oct 2025417 AMAQI
3rd Oct 2025428 AMAQI
3rd Oct 2025459 AMAQI
3rd Oct 20254010 AMAQI
3rd Oct 20254211 AMAQI
3rd Oct 20254812 PMAQI
3rd Oct 2025531 PMAQI
3rd Oct 2025532 PMAQI
3rd Oct 2025453 PMAQI
3rd Oct 2025444 PMAQI
3rd Oct 2025495 PMAQI
3rd Oct 2025376 PMAQI
3rd Oct 2025387 PMAQI
3rd Oct 2025438 PMAQI
3rd Oct 2025519 PMAQI
3rd Oct 20254010 PMAQI
3rd Oct 20254811 PMAQI
4th Oct 20255612 AMAQI
4th Oct 2025571 AMAQI
4th Oct 2025512 AMAQI
4th Oct 2025473 AMAQI
4th Oct 2025534 AMAQI

21°C20/22°C

4th Oct 2025575 AMAQI
4th Oct 2025456 AMAQI
4th Oct 2025427 AMAQI
4th Oct 2025578 AMAQI
4th Oct 2025509 AMAQI
4th Oct 20255210 AMAQI
4th Oct 20254911 AMAQI
4th Oct 20255212 PMAQI
4th Oct 2025511 PMAQI
4th Oct 2025512 PMAQI
4th Oct 2025513 PMAQI
4th Oct 2025514 PMAQI
4th Oct 2025495 PMAQI
4th Oct 2025466 PMAQI
4th Oct 2025467 PMAQI
4th Oct 2025458 PMAQI
4th Oct 2025479 PMAQI
4th Oct 20255310 PMAQI
4th Oct 20255111 PMAQI
5th Oct 20254612 AMAQI
5th Oct 2025611 AMAQI
5th Oct 2025622 AMAQI
5th Oct 2025553 AMAQI
5th Oct 2025554 AMAQI

23°C21/25°C

5th Oct 2025475 AMAQI
5th Oct 2025506 AMAQI
5th Oct 2025527 AMAQI
5th Oct 2025508 AMAQI
5th Oct 2025559 AMAQI
5th Oct 20255710 AMAQI
5th Oct 20255411 AMAQI
5th Oct 20254912 PMAQI
5th Oct 2025511 PMAQI
5th Oct 2025432 PMAQI
5th Oct 2025483 PMAQI
5th Oct 2025554 PMAQI
5th Oct 2025505 PMAQI
5th Oct 2025466 PMAQI
5th Oct 2025487 PMAQI
5th Oct 2025458 PMAQI
5th Oct 2025559 PMAQI
5th Oct 20255710 PMAQI
5th Oct 20255611 PMAQI
6th Oct 20255312 AMAQI
6th Oct 2025551 AMAQI
6th Oct 2025552 AMAQI
6th Oct 2025573 AMAQI
6th Oct 2025544 AMAQI

24°C23/27°C

6th Oct 2025545 AMAQI
6th Oct 2025466 AMAQI
6th Oct 2025477 AMAQI
6th Oct 2025548 AMAQI
6th Oct 2025589 AMAQI
6th Oct 20255310 AMAQI
6th Oct 20254611 AMAQI
6th Oct 20254612 PMAQI
6th Oct 2025411 PMAQI
6th Oct 2025512 PMAQI
6th Oct 2025593 PMAQI
6th Oct 2025534 PMAQI
6th Oct 2025415 PMAQI
6th Oct 2025456 PMAQI
6th Oct 2025607 PMAQI
6th Oct 2025568 PMAQI
6th Oct 2025519 PMAQI
6th Oct 20255410 PMAQI
6th Oct 20254511 PMAQI
7th Oct 20255312 AMAQI
7th Oct 2025491 AMAQI
7th Oct 2025392 AMAQI

24°C21/27°C

7th Oct 2025488 PMAQI
7th Oct 2025429 PMAQI
7th Oct 20255110 PMAQI
7th Oct 20256011 PMAQI
8th Oct 20255812 AMAQI
8th Oct 2025531 AMAQI
8th Oct 2025502 AMAQI
8th Oct 2025583 AMAQI
8th Oct 2025594 AMAQI

24°C21/26°C

8th Oct 2025525 AMAQI
8th Oct 2025486 AMAQI
8th Oct 2025647 AMAQI
8th Oct 2025608 AMAQI
8th Oct 2025529 AMAQI
8th Oct 20255810 AMAQI
8th Oct 20255611 AMAQI
8th Oct 20255012 PMAQI
8th Oct 2025391 PMAQI
8th Oct 2025492 PMAQI
8th Oct 2025533 PMAQI
8th Oct 2025514 PMAQI
8th Oct 2025485 PMAQI
8th Oct 2025516 PMAQI
8th Oct 2025467 PMAQI
8th Oct 2025468 PMAQI
8th Oct 2025479 PMAQI
8th Oct 20254610 PMAQI
8th Oct 20254811 PMAQI
9th Oct 20254512 AMAQI
9th Oct 2025451 AMAQI
9th Oct 2025492 AMAQI
9th Oct 2025503 AMAQI
9th Oct 2025524 AMAQI

25°C23/27°C

9th Oct 2025565 AMAQI
9th Oct 2025546 AMAQI
9th Oct 2025507 AMAQI
9th Oct 2025528 AMAQI
9th Oct 2025509 AMAQI
9th Oct 20255310 AMAQI
9th Oct 20255411 AMAQI
9th Oct 20254912 PMAQI
9th Oct 2025441 PMAQI
9th Oct 2025512 PMAQI
9th Oct 2025523 PMAQI
9th Oct 2025514 PMAQI
9th Oct 2025565 PMAQI
9th Oct 2025586 PMAQI
9th Oct 2025527 PMAQI
9th Oct 2025488 PMAQI
9th Oct 2025489 PMAQI
9th Oct 20256010 PMAQI
9th Oct 20255611 PMAQI
10th Oct 20254412 AMAQI
10th Oct 2025481 AMAQI
10th Oct 2025552 AMAQI
10th Oct 2025523 AMAQI
10th Oct 2025524 AMAQI

22°C20/25°C

10th Oct 2025465 AMAQI
10th Oct 2025426 AMAQI
10th Oct 2025527 AMAQI
10th Oct 2025568 AMAQI
10th Oct 2025559 AMAQI
10th Oct 20255610 AMAQI
10th Oct 20254611 AMAQI
10th Oct 20254312 PMAQI
10th Oct 2025501 PMAQI
10th Oct 2025522 PMAQI
10th Oct 2025523 PMAQI
10th Oct 2025534 PMAQI
10th Oct 2025495 PMAQI
10th Oct 2025436 PMAQI
10th Oct 2025417 PMAQI
10th Oct 2025378 PMAQI
10th Oct 2025539 PMAQI
10th Oct 20257310 PMAQI
10th Oct 20256511 PMAQI
11th Oct 20256112 AMAQI
11th Oct 2025531 AMAQI
11th Oct 2025552 AMAQI
11th Oct 2025573 AMAQI
11th Oct 2025564 AMAQI

22°C19/24°C

11th Oct 2025555 AMAQI
11th Oct 2025546 AMAQI
11th Oct 2025537 AMAQI
11th Oct 2025448 AMAQI
11th Oct 2025479 AMAQI
11th Oct 20254510 AMAQI
11th Oct 20254611 AMAQI
11th Oct 20255212 PMAQI
11th Oct 2025481 PMAQI
11th Oct 2025442 PMAQI
11th Oct 2025473 PMAQI
11th Oct 2025424 PMAQI
11th Oct 2025535 PMAQI
11th Oct 2025536 PMAQI
11th Oct 2025517 PMAQI
11th Oct 2025548 PMAQI
11th Oct 2025569 PMAQI
11th Oct 20255510 PMAQI
11th Oct 20256211 PMAQI
12th Oct 20255712 AMAQI
12th Oct 2025521 AMAQI
12th Oct 2025612 AMAQI
12th Oct 2025493 AMAQI
12th Oct 2025584 AMAQI

23°C21/26°C

12th Oct 2025615 AMAQI
5 AM
12th Oct 2025596 AMAQI
12th Oct 2025587 AMAQI
12th Oct 2025568 AMAQI
12th Oct 2025579 AMAQI
12th Oct 20255610 AMAQI
12th Oct 20255411 AMAQI
11 AM
12th Oct 20255212 PMAQI
12th Oct 2025611 PMAQI
12th Oct 2025562 PMAQI
12th Oct 2025533 PMAQI
12th Oct 2025514 PMAQI
12th Oct 2025495 PMAQI
5 PM
12th Oct 2025476 PMAQI
12th Oct 2025537 PMAQI
12th Oct 2025548 PMAQI
12th Oct 2025529 PMAQI
12th Oct 20254910 PMAQI
12th Oct 20255811 PMAQI
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 - 5 PM

36AQI

9 hours / Day
270 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 5 PM (Avg. 36).
Night time
Avg. Highest Time
11 PM

41AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 10 PM

38AQI

10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 41), while the lowest AQI was between 12 AM to 10 PM (Avg. 38).

2025 Days Vs Air Quality

Tonosho, Kagawa, Japan

2025

74%

210

26%

74

Total number of days with different AQI categories in last 285 days in 2025 (80 days remaining)

Good
210 Days
Moderate
74 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 74%

Health Risk Level:

Low

In 2025, 74% of 285 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

Tonosho, Kagawa, 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
36AQI
2nd January 2025
44AQI
3rd January 2025
36AQI
4th January 2025
35AQI
5th January 2025
33AQI
6th January 2025
45AQI
7th January 2025
34AQI
8th January 2025
35AQI
9th January 2025
29AQI
10th January 2025
28AQI
11th January 2025
30AQI
12th January 2025
32AQI
13th January 2025
35AQI
14th January 2025
48AQI
15th January 2025
41AQI
16th January 2025
39AQI
17th January 2025
33AQI
18th January 2025
31AQI
19th January 2025
41AQI
20th January 2025
46AQI
21st January 2025
43AQI
22nd January 2025
62AQI
23rd January 2025
78AQI
24th January 2025
71AQI
25th January 2025
46AQI
26th January 2025
41AQI
27th January 2025
34AQI
28th January 2025
35AQI
29th January 2025
31AQI
30th January 2025
40AQI
31st January 2025
57AQI
1st February 2025
61AQI
2nd February 2025
43AQI
3rd February 2025
48AQI
4th February 2025
39AQI
5th February 2025
38AQI
6th February 2025
32AQI
7th February 2025
33AQI
8th February 2025
32AQI
9th February 2025
30AQI
10th February 2025
32AQI
11th February 2025
31AQI
12th February 2025
35AQI
13th February 2025
32AQI
14th February 2025
40AQI
15th February 2025
31AQI
16th February 2025
48AQI
17th February 2025
40AQI
18th February 2025
39AQI
19th February 2025
35AQI
20th February 2025
32AQI
21st February 2025
33AQI
22nd February 2025
35AQI
23rd February 2025
34AQI
24th February 2025
36AQI
25th February 2025
38AQI
26th February 2025
38AQI
27th February 2025
58AQI
28th February 2025
65AQI
1st March 2025
77AQI
2nd March 2025
78AQI
3rd March 2025
52AQI
4th March 2025
45AQI
5th March 2025
32AQI
6th March 2025
39AQI
7th March 2025
35AQI
8th March 2025
37AQI
9th March 2025
37AQI
10th March 2025
39AQI
11th March 2025
36AQI
12th March 2025
48AQI
13th March 2025
49AQI
14th March 2025
42AQI
15th March 2025
33AQI
16th March 2025
24AQI
17th March 2025
37AQI
18th March 2025
27AQI
19th March 2025
33AQI
20th March 2025
42AQI
21st March 2025
54AQI
22nd March 2025
60AQI
23rd March 2025
64AQI
24th March 2025
69AQI
25th March 2025
69AQI
26th March 2025
79AQI
27th March 2025
70AQI
28th March 2025
48AQI
29th March 2025
44AQI
30th March 2025
36AQI
31st March 2025
34AQI
1st April 2025
32AQI
2nd April 2025
40AQI
3rd April 2025
24AQI
4th April 2025
33AQI
5th April 2025
34AQI
6th April 2025
45AQI
7th April 2025
44AQI
8th April 2025
46AQI
9th April 2025
57AQI
10th April 2025
59AQI
11th April 2025
59AQI
12th April 2025
55AQI
13th April 2025
42AQI
14th April 2025
51AQI
15th April 2025
28AQI
16th April 2025
42AQI
17th April 2025
46AQI
18th April 2025
54AQI
19th April 2025
55AQI
20th April 2025
53AQI
21st April 2025
40AQI
22nd April 2025
44AQI
23rd April 2025
40AQI
24th April 2025
30AQI
25th April 2025
63AQI
26th April 2025
56AQI
27th April 2025
60AQI
28th April 2025
53AQI
29th April 2025
45AQI
30th April 2025
58AQI
1st May 2025
55AQI
2nd May 2025
40AQI
3rd May 2025
48AQI
4th May 2025
37AQI
5th May 2025
42AQI
6th May 2025
26AQI
7th May 2025
33AQI
8th May 2025
27AQI
9th May 2025
37AQI
10th May 2025
32AQI
11th May 2025
34AQI
12th May 2025
49AQI
13th May 2025
56AQI
14th May 2025
59AQI
15th May 2025
57AQI
16th May 2025
51AQI
17th May 2025
39AQI
18th May 2025
45AQI
19th May 2025
55AQI
20th May 2025
63AQI
21st May 2025
46AQI
22nd May 2025
36AQI
23rd May 2025
47AQI
24th May 2025
36AQI
25th May 2025
26AQI
26th May 2025
28AQI
27th May 2025
33AQI
28th May 2025
33AQI
29th May 2025
36AQI
30th May 2025
36AQI
31st May 2025
35AQI
1st June 2025
44AQI
2nd June 2025
50AQI
3rd June 2025
29AQI
4th June 2025
46AQI
5th June 2025
43AQI
6th June 2025
49AQI
7th June 2025
53AQI
8th June 2025
65AQI
9th June 2025
44AQI
10th June 2025
30AQI
11th June 2025
42AQI
12th June 2025
58AQI
13th June 2025
52AQI
14th June 2025
34AQI
15th June 2025
30AQI
16th June 2025
43AQI
17th June 2025
34AQI
18th June 2025
45AQI
19th June 2025
50AQI
20th June 2025
55AQI
21st June 2025
51AQI
22nd June 2025
44AQI
23rd June 2025
38AQI
24th June 2025
37AQI
25th June 2025
37AQI
26th June 2025
43AQI
27th June 2025
53AQI
28th June 2025
57AQI
29th June 2025
56AQI
30th June 2025
58AQI
1st July 2025
58AQI
2nd July 2025
71AQI
3rd July 2025
72AQI
4th July 2025
89AQI
5th July 2025
76AQI
6th July 2025
64AQI
7th July 2025
64AQI
8th July 2025
70AQI
9th July 2025
85AQI
10th July 2025
71AQI
11th July 2025
56AQI
12th July 2025
51AQI
13th July 2025
47AQI
14th July 2025
41AQI
15th July 2025
48AQI
16th July 2025
57AQI
17th July 2025
38AQI
18th July 2025
39AQI
19th July 2025
35AQI
20th July 2025
31AQI
21st July 2025
32AQI
22nd July 2025
38AQI
23rd July 2025
35AQI
24th July 2025
32AQI
25th July 2025
26AQI
26th July 2025
25AQI
27th July 2025
24AQI
28th July 2025
24AQI
29th July 2025
31AQI
30th July 2025
35AQI
31st July 2025
41AQI
1st August 2025
45AQI
2nd August 2025
42AQI
3rd August 2025
42AQI
4th August 2025
58AQI
5th August 2025
47AQI
6th August 2025
48AQI
7th August 2025
44AQI
8th August 2025
48AQI
9th August 2025
45AQI
10th August 2025
41AQI
11th August 2025
34AQI
12th August 2025
33AQI
13th August 2025
39AQI
14th August 2025
46AQI
15th August 2025
42AQI
16th August 2025
41AQI
17th August 2025
37AQI
18th August 2025
43AQI
19th August 2025
42AQI
20th August 2025
45AQI
21st August 2025
40AQI
22nd August 2025
38AQI
23rd August 2025
45AQI
24th August 2025
50AQI
25th August 2025
52AQI
26th August 2025
53AQI
27th August 2025
52AQI
28th August 2025
50AQI
29th August 2025
52AQI
30th August 2025
53AQI
31st August 2025
52AQI
1st September 2025
39AQI
2nd September 2025
32AQI
3rd September 2025
39AQI
4th September 2025
26AQI
5th September 2025
23AQI
6th September 2025
25AQI
7th September 2025
31AQI
8th September 2025
33AQI
9th September 2025
31AQI
10th September 2025
32AQI
11th September 2025
29AQI
12th September 2025
28AQI
13th September 2025
31AQI
14th September 2025
31AQI
15th September 2025
34AQI
16th September 2025
40AQI
17th September 2025
46AQI
18th September 2025
31AQI
19th September 2025
29AQI
20th September 2025
34AQI
21st September 2025
26AQI
22nd September 2025
27AQI
23rd September 2025
27AQI
24th September 2025
27AQI
25th September 2025
27AQI
26th September 2025
37AQI
27th September 2025
26AQI
28th September 2025
24AQI
29th September 2025
24AQI
30th September 2025
28AQI
1st October 2025
40AQI
2nd October 2025
51AQI
3rd October 2025
46AQI
4th October 2025
50AQI
5th October 2025
52AQI
6th October 2025
52AQI
7th October 2025
50AQI
8th October 2025
51AQI
9th October 2025
52AQI
10th October 2025
51AQI
11th October 2025
52AQI
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

41AQI

39AQI

47AQI

46AQI

41AQI

46AQI

49AQI

45AQI

31AQI

50AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202543AQI

27
4
25
3
21
10
17
13
24
7
20
10
18
13
24
7
30
4
7
210
74

Highest AQI recorded in

October

50AQI

Lowest AQI recorded in

September

31AQI

202436AQI

30
1
26
3
25
6
25
5
28
3
25
5
31
27
4
27
3
31
29
1
31
335
31

Highest AQI recorded in

April

45AQI

Lowest AQI recorded in

January

31AQI

202337AQI

25
5
1
27
1
26
5
22
8
26
5
25
5
29
2
30
1
29
1
30
1
25
4
27
4
321
42
1

Highest AQI recorded in

April

45AQI

Lowest AQI recorded in

August

26AQI

202237AQI

28
3
18
3
23
8
16
1
19
12
26
4
20
1
2
29
31
28
2
31
271
34

Highest AQI recorded in

May

47AQI

Lowest AQI recorded in

December

31AQI

202133AQI

27
4
26
2
26
3
21
27
4
27
3
28
3
29
2
28
2
31
27
3
31
328
26

Highest AQI recorded in

June

39AQI

Lowest AQI recorded in

April

27AQI

202031AQI

11
2
20
1
17
1
26
4
30
1
18
13
19
30
1
30
28
3
229
26

Highest AQI recorded in

August

49AQI

Lowest AQI recorded in

September

23AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
43AQI
Least Polluted Year Recorded
2020(Avg.)
31AQI

Tonosho's annual 2025 AQI (43) shows an average percentage change of 24.8% (worsened AQI) compared to previous years: 2020 (31), 2021 (33), 2022 (37), 2023 (37), 2024 (36).