Otecho, Sakaidecho, 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
Otecho, Sakaidecho, Kagawa, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
19th Oct 2023
68AQILowest AQI recorded on
19th Oct 2022
20AQISame Day Analysis (6th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 52 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Oct - 7th Oct 2025
Otecho, Sakaidecho, Kagawa, Japan
AQI
Day
Night
.
5 AM6th Oct 2025
6 PM
4 AM7th Oct 2025
Day time
Avg. Highest Time
6AM6th Oct
63AQI
Avg. Lowest Time
3PM6th Oct
55AQI
Night time
Avg. Highest Time
8PM6th Oct
64AQI
Avg. Lowest Time
11PM6th Oct
58AQI
In the last 24 hours,
Otecho's AQI reached its highest point of 64 at 8 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 6th Oct and 7th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Otecho, Sakaidecho, Kagawa, Japan
SepOct
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 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
Day
Night
7th Sep 2025245 AMAQI
7th Sep 2025246 AMAQI
7th Sep 2025247 AMAQI
7th Sep 2025248 AMAQI
7th Sep 2025349 AMAQI
7th Sep 20253510 AMAQI
7th Sep 20253811 AMAQI
7th Sep 20254312 PMAQI
7th Sep 2025341 PMAQI
7th Sep 2025412 PMAQI
7th Sep 2025373 PMAQI
7th Sep 2025404 PMAQI
7th Sep 2025405 PMAQI
7th Sep 2025406 PMAQI
7th Sep 2025417 PMAQI
7th Sep 2025318 PMAQI
7th Sep 2025309 PMAQI
7th Sep 20252810 PMAQI
7th Sep 20252911 PMAQI
8th Sep 20253112 AMAQI
8th Sep 2025261 AMAQI
8th Sep 2025262 AMAQI
8th Sep 2025253 AMAQI
8th Sep 2025264 AMAQI
29°C26/31°C
8th Sep 2025265 AMAQI
8th Sep 2025276 AMAQI
8th Sep 2025277 AMAQI
8th Sep 2025288 AMAQI
8th Sep 2025349 AMAQI
8th Sep 20254310 AMAQI
8th Sep 20254211 AMAQI
8th Sep 20254212 PMAQI
8th Sep 2025341 PMAQI
8th Sep 2025442 PMAQI
8th Sep 2025373 PMAQI
8th Sep 2025484 PMAQI
8th Sep 2025375 PMAQI
8th Sep 2025376 PMAQI
8th Sep 2025367 PMAQI
8th Sep 2025328 PMAQI
8th Sep 2025329 PMAQI
8th Sep 20253210 PMAQI
8th Sep 20253011 PMAQI
9th Sep 20253112 AMAQI
9th Sep 2025291 AMAQI
9th Sep 2025262 AMAQI
9th Sep 2025283 AMAQI
9th Sep 2025284 AMAQI
28°C26/30°C
9th Sep 2025305 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025307 AMAQI
9th Sep 2025308 AMAQI
9th Sep 2025449 AMAQI
9th Sep 20253510 AMAQI
9th Sep 20253211 AMAQI
9th Sep 20253212 PMAQI
9th Sep 2025471 PMAQI
9th Sep 2025382 PMAQI
9th Sep 2025383 PMAQI
9th Sep 2025304 PMAQI
9th Sep 2025355 PMAQI
9th Sep 2025286 PMAQI
9th Sep 2025317 PMAQI
9th Sep 2025288 PMAQI
9th Sep 2025299 PMAQI
9th Sep 20252710 PMAQI
9th Sep 20252711 PMAQI
10th Sep 20253212 AMAQI
10th Sep 2025301 AMAQI
10th Sep 2025302 AMAQI
10th Sep 2025293 AMAQI
10th Sep 2025314 AMAQI
29°C27/31°C
10th Sep 2025325 AMAQI
10th Sep 2025306 AMAQI
10th Sep 2025317 AMAQI
10th Sep 2025328 AMAQI
10th Sep 2025409 AMAQI
10th Sep 20254110 AMAQI
10th Sep 20254411 AMAQI
10th Sep 20254012 PMAQI
10th Sep 2025441 PMAQI
10th Sep 2025422 PMAQI
10th Sep 2025343 PMAQI
10th Sep 2025304 PMAQI
10th Sep 2025245 PMAQI
10th Sep 2025316 PMAQI
10th Sep 2025277 PMAQI
10th Sep 2025318 PMAQI
10th Sep 2025299 PMAQI
10th Sep 20252810 PMAQI
10th Sep 20253111 PMAQI
11th Sep 20252612 AMAQI
11th Sep 2025341 AMAQI
11th Sep 2025322 AMAQI
11th Sep 2025343 AMAQI
11th Sep 2025334 AMAQI
28°C26/31°C
11th Sep 2025345 AMAQI
11th Sep 2025336 AMAQI
11th Sep 2025347 AMAQI
11th Sep 2025348 AMAQI
11th Sep 2025169 AMAQI
11th Sep 20252810 AMAQI
11th Sep 20252111 AMAQI
11th Sep 20253412 PMAQI
11th Sep 2025341 PMAQI
11th Sep 2025382 PMAQI
11th Sep 2025303 PMAQI
11th Sep 2025264 PMAQI
11th Sep 2025215 PMAQI
11th Sep 2025236 PMAQI
11th Sep 2025227 PMAQI
11th Sep 2025288 PMAQI
11th Sep 2025289 PMAQI
11th Sep 20252810 PMAQI
11th Sep 20252611 PMAQI
12th Sep 20252612 AMAQI
12th Sep 2025311 AMAQI
12th Sep 2025342 AMAQI
12th Sep 2025343 AMAQI
12th Sep 2025324 AMAQI
26°C24/29°C
12th Sep 2025315 AMAQI
12th Sep 2025316 AMAQI
12th Sep 2025327 AMAQI
12th Sep 2025328 AMAQI
12th Sep 2025229 AMAQI
12th Sep 20252610 AMAQI
12th Sep 20252211 AMAQI
12th Sep 20252412 PMAQI
12th Sep 2025251 PMAQI
12th Sep 2025292 PMAQI
12th Sep 2025233 PMAQI
12th Sep 2025324 PMAQI
12th Sep 2025325 PMAQI
12th Sep 2025386 PMAQI
12th Sep 2025257 PMAQI
12th Sep 2025278 PMAQI
12th Sep 2025279 PMAQI
12th Sep 20252510 PMAQI
12th Sep 20252411 PMAQI
13th Sep 20252712 AMAQI
13th Sep 2025311 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025323 AMAQI
13th Sep 2025324 AMAQI
27°C24/30°C
13th Sep 2025315 AMAQI
13th Sep 2025326 AMAQI
13th Sep 2025317 AMAQI
13th Sep 2025318 AMAQI
13th Sep 2025189 AMAQI
13th Sep 20252010 AMAQI
13th Sep 20253011 AMAQI
13th Sep 20253012 PMAQI
13th Sep 2025341 PMAQI
13th Sep 2025312 PMAQI
13th Sep 2025323 PMAQI
13th Sep 2025264 PMAQI
13th Sep 2025285 PMAQI
13th Sep 2025266 PMAQI
13th Sep 2025377 PMAQI
13th Sep 2025348 PMAQI
13th Sep 2025329 PMAQI
13th Sep 20253510 PMAQI
13th Sep 20253511 PMAQI
14th Sep 20253412 AMAQI
14th Sep 2025311 AMAQI
14th Sep 2025322 AMAQI
14th Sep 2025313 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 2025309 AMAQI
14th Sep 20252110 AMAQI
14th Sep 20253011 AMAQI
14th Sep 20253012 PMAQI
14th Sep 2025221 PMAQI
14th Sep 2025262 PMAQI
14th Sep 2025253 PMAQI
14th Sep 2025284 PMAQI
14th Sep 2025255 PMAQI
14th Sep 2025306 PMAQI
14th Sep 2025327 PMAQI
14th Sep 2025308 PMAQI
14th Sep 2025319 PMAQI
14th Sep 20253110 PMAQI
14th Sep 20253211 PMAQI
15th Sep 20253412 AMAQI
15th Sep 2025331 AMAQI
15th Sep 2025332 AMAQI
15th Sep 2025323 AMAQI
15th Sep 2025314 AMAQI
28°C26/30°C
15th Sep 2025305 AMAQI
15th Sep 2025316 AMAQI
15th Sep 2025307 AMAQI
15th Sep 2025318 AMAQI
15th Sep 2025339 AMAQI
15th Sep 20252810 AMAQI
15th Sep 20253811 AMAQI
15th Sep 20254712 PMAQI
15th Sep 2025441 PMAQI
15th Sep 2025442 PMAQI
15th Sep 2025463 PMAQI
15th Sep 2025414 PMAQI
15th Sep 2025435 PMAQI
15th Sep 2025436 PMAQI
15th Sep 2025477 PMAQI
15th Sep 2025458 PMAQI
15th Sep 2025449 PMAQI
15th Sep 20253910 PMAQI
15th Sep 20253111 PMAQI
16th Sep 20253412 AMAQI
16th Sep 2025341 AMAQI
16th Sep 2025322 AMAQI
16th Sep 2025333 AMAQI
16th Sep 2025334 AMAQI
29°C26/31°C
16th Sep 2025345 AMAQI
16th Sep 2025346 AMAQI
16th Sep 2025347 AMAQI
16th Sep 2025338 AMAQI
16th Sep 2025409 AMAQI
16th Sep 20254510 AMAQI
16th Sep 20254611 AMAQI
16th Sep 20255012 PMAQI
16th Sep 2025451 PMAQI
16th Sep 2025442 PMAQI
16th Sep 2025463 PMAQI
16th Sep 2025494 PMAQI
16th Sep 2025545 PMAQI
16th Sep 2025576 PMAQI
16th Sep 2025487 PMAQI
16th Sep 2025388 PMAQI
16th Sep 2025369 PMAQI
16th Sep 20253810 PMAQI
16th Sep 20254011 PMAQI
17th Sep 20254012 AMAQI
17th Sep 2025341 AMAQI
17th Sep 2025322 AMAQI
17th Sep 2025333 AMAQI
17th Sep 2025344 AMAQI
28°C26/31°C
17th Sep 2025365 AMAQI
17th Sep 2025366 AMAQI
17th Sep 2025367 AMAQI
17th Sep 2025368 AMAQI
17th Sep 2025509 AMAQI
17th Sep 20256110 AMAQI
17th Sep 20256511 AMAQI
17th Sep 20256612 PMAQI
17th Sep 2025591 PMAQI
17th Sep 2025622 PMAQI
17th Sep 2025583 PMAQI
17th Sep 2025534 PMAQI
17th Sep 2025585 PMAQI
17th Sep 2025636 PMAQI
17th Sep 2025547 PMAQI
17th Sep 2025398 PMAQI
17th Sep 2025419 PMAQI
17th Sep 20253610 PMAQI
17th Sep 20253211 PMAQI
18th Sep 20253312 AMAQI
18th Sep 2025311 AMAQI
18th Sep 2025342 AMAQI
18th Sep 2025353 AMAQI
18th Sep 2025384 AMAQI
28°C26/31°C
18th Sep 2025445 AMAQI
18th Sep 2025436 AMAQI
18th Sep 2025437 AMAQI
18th Sep 2025438 AMAQI
18th Sep 2025379 AMAQI
18th Sep 20254010 AMAQI
18th Sep 20253811 AMAQI
18th Sep 20252912 PMAQI
18th Sep 2025191 PMAQI
18th Sep 2025192 PMAQI
18th Sep 2025193 PMAQI
18th Sep 2025224 PMAQI
18th Sep 2025225 PMAQI
18th Sep 2025206 PMAQI
18th Sep 2025187 PMAQI
18th Sep 2025228 PMAQI
18th Sep 2025269 PMAQI
18th Sep 20252810 PMAQI
18th Sep 20252611 PMAQI
19th Sep 20252712 AMAQI
19th Sep 2025281 AMAQI
19th Sep 2025312 AMAQI
19th Sep 2025363 AMAQI
19th Sep 2025374 AMAQI
27°C24/29°C
19th Sep 2025355 AMAQI
19th Sep 2025356 AMAQI
19th Sep 2025377 AMAQI
19th Sep 2025368 AMAQI
19th Sep 2025239 AMAQI
19th Sep 20251910 AMAQI
19th Sep 20252211 AMAQI
19th Sep 20252012 PMAQI
19th Sep 2025241 PMAQI
19th Sep 2025242 PMAQI
19th Sep 2025243 PMAQI
19th Sep 2025224 PMAQI
19th Sep 2025235 PMAQI
19th Sep 2025256 PMAQI
19th Sep 2025257 PMAQI
19th Sep 2025278 PMAQI
19th Sep 2025309 PMAQI
19th Sep 20253010 PMAQI
19th Sep 20253011 PMAQI
20th Sep 20253012 AMAQI
20th Sep 2025301 AMAQI
20th Sep 2025322 AMAQI
20th Sep 2025323 AMAQI
20th Sep 2025324 AMAQI
25°C23/28°C
20th Sep 2025305 AMAQI
20th Sep 2025296 AMAQI
20th Sep 2025317 AMAQI
20th Sep 2025308 AMAQI
20th Sep 2025269 AMAQI
20th Sep 20252910 AMAQI
20th Sep 20253211 AMAQI
20th Sep 20253512 PMAQI
20th Sep 2025381 PMAQI
20th Sep 2025362 PMAQI
20th Sep 2025413 PMAQI
20th Sep 2025484 PMAQI
20th Sep 2025535 PMAQI
20th Sep 2025586 PMAQI
20th Sep 2025587 PMAQI
20th Sep 2025578 PMAQI
20th Sep 2025539 PMAQI
20th Sep 20255410 PMAQI
20th Sep 20255411 PMAQI
21st Sep 20255412 AMAQI
21st Sep 2025461 AMAQI
21st Sep 2025282 AMAQI
21st Sep 2025303 AMAQI
21st Sep 2025304 AMAQI
26°C24/28°C
21st Sep 2025315 AMAQI
21st Sep 2025326 AMAQI
21st Sep 2025317 AMAQI
21st Sep 2025318 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20251610 AMAQI
21st Sep 20252311 AMAQI
21st Sep 20252512 PMAQI
21st Sep 2025181 PMAQI
21st Sep 2025202 PMAQI
21st Sep 2025253 PMAQI
21st Sep 2025224 PMAQI
21st Sep 2025225 PMAQI
21st Sep 2025186 PMAQI
21st Sep 2025167 PMAQI
21st Sep 2025228 PMAQI
21st Sep 2025279 PMAQI
21st Sep 20252810 PMAQI
21st Sep 20252811 PMAQI
22nd Sep 20252812 AMAQI
22nd Sep 2025301 AMAQI
22nd Sep 2025322 AMAQI
22nd Sep 2025333 AMAQI
22nd Sep 2025344 AMAQI
25°C22/28°C
22nd Sep 2025335 AMAQI
22nd Sep 2025326 AMAQI
22nd Sep 2025327 AMAQI
22nd Sep 2025328 AMAQI
22nd Sep 2025209 AMAQI
22nd Sep 20252210 AMAQI
22nd Sep 20251611 AMAQI
22nd Sep 20251712 PMAQI
22nd Sep 2025181 PMAQI
22nd Sep 2025202 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025224 PMAQI
22nd Sep 2025225 PMAQI
22nd Sep 2025226 PMAQI
22nd Sep 2025237 PMAQI
22nd Sep 2025248 PMAQI
22nd Sep 2025329 PMAQI
22nd Sep 20252910 PMAQI
22nd Sep 20253011 PMAQI
23rd Sep 20253012 AMAQI
23rd Sep 2025321 AMAQI
23rd Sep 2025322 AMAQI
23rd Sep 2025323 AMAQI
23rd Sep 2025314 AMAQI
23°C21/26°C
23rd Sep 2025295 AMAQI
23rd Sep 2025306 AMAQI
23rd Sep 2025297 AMAQI
23rd Sep 2025308 AMAQI
23rd Sep 2025319 AMAQI
23rd Sep 20253910 AMAQI
23rd Sep 20253611 AMAQI
23rd Sep 20253412 PMAQI
23rd Sep 2025281 PMAQI
23rd Sep 2025252 PMAQI
23rd Sep 2025223 PMAQI
23rd Sep 2025264 PMAQI
23rd Sep 2025245 PMAQI
23rd Sep 2025216 PMAQI
23rd Sep 2025257 PMAQI
23rd Sep 2025268 PMAQI
23rd Sep 2025289 PMAQI
23rd Sep 20252810 PMAQI
23rd Sep 20252911 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 2025306 AMAQI
24th Sep 2025307 AMAQI
24th Sep 2025298 AMAQI
24th Sep 2025309 AMAQI
24th Sep 20253110 AMAQI
24th Sep 20253111 AMAQI
24th Sep 20253212 PMAQI
24th Sep 2025271 PMAQI
24th Sep 2025272 PMAQI
24th Sep 2025263 PMAQI
24th Sep 2025284 PMAQI
24th Sep 2025275 PMAQI
24th Sep 2025296 PMAQI
24th Sep 2025227 PMAQI
24th Sep 2025258 PMAQI
24th Sep 2025269 PMAQI
24th Sep 20252810 PMAQI
24th Sep 20252411 PMAQI
25th Sep 20252412 AMAQI
25th Sep 2025261 AMAQI
25th Sep 2025282 AMAQI
25th Sep 2025283 AMAQI
25th Sep 2025284 AMAQI
25°C23/29°C
25th Sep 2025285 AMAQI
25th Sep 2025286 AMAQI
25th Sep 2025287 AMAQI
25th Sep 2025288 AMAQI
25th Sep 2025219 AMAQI
25th Sep 20252010 AMAQI
25th Sep 20252011 AMAQI
25th Sep 20251912 PMAQI
25th Sep 2025201 PMAQI
25th Sep 2025262 PMAQI
25th Sep 2025253 PMAQI
25th Sep 2025274 PMAQI
25th Sep 2025305 PMAQI
25th Sep 2025306 PMAQI
25th Sep 2025277 PMAQI
25th Sep 2025258 PMAQI
25th Sep 2025279 PMAQI
25th Sep 20252210 PMAQI
25th Sep 20252611 PMAQI
26th Sep 20252412 AMAQI
26th Sep 2025221 AMAQI
26th Sep 2025222 AMAQI
26th Sep 2025223 AMAQI
26th Sep 2025224 AMAQI
25°C24/27°C
26th Sep 2025195 AMAQI
26th Sep 2025206 AMAQI
26th Sep 2025267 AMAQI
26th Sep 2025288 AMAQI
26th Sep 2025329 AMAQI
26th Sep 20254010 AMAQI
26th Sep 20254611 AMAQI
26th Sep 20254212 PMAQI
26th Sep 2025401 PMAQI
26th Sep 2025422 PMAQI
26th Sep 2025373 PMAQI
26th Sep 2025364 PMAQI
26th Sep 2025445 PMAQI
26th Sep 2025486 PMAQI
26th Sep 2025477 PMAQI
26th Sep 2025388 PMAQI
26th Sep 2025419 PMAQI
26th Sep 20254210 PMAQI
26th Sep 20253911 PMAQI
27th Sep 20252912 AMAQI
27th Sep 2025201 AMAQI
27th Sep 2025182 AMAQI
27th Sep 2025183 AMAQI
27th Sep 2025194 AMAQI
26°C24/28°C
27th Sep 2025225 AMAQI
27th Sep 2025256 AMAQI
27th Sep 2025267 AMAQI
27th Sep 2025348 AMAQI
27th Sep 2025329 AMAQI
27th Sep 20253210 AMAQI
27th Sep 20253711 AMAQI
27th Sep 20254012 PMAQI
27th Sep 2025361 PMAQI
27th Sep 2025222 PMAQI
27th Sep 2025223 PMAQI
27th Sep 2025214 PMAQI
27th Sep 2025225 PMAQI
27th Sep 2025226 PMAQI
27th Sep 2025237 PMAQI
27th Sep 2025298 PMAQI
27th Sep 2025359 PMAQI
27th Sep 20253910 PMAQI
27th Sep 20253911 PMAQI
28th Sep 20253512 AMAQI
28th Sep 2025261 AMAQI
28th Sep 2025222 AMAQI
28th Sep 2025193 AMAQI
28th Sep 2025174 AMAQI
24°C22/26°C
28th Sep 2025165 AMAQI
28th Sep 2025166 AMAQI
28th Sep 2025177 AMAQI
28th Sep 2025208 AMAQI
28th Sep 2025229 AMAQI
28th Sep 20252210 AMAQI
28th Sep 20252811 AMAQI
28th Sep 20253012 PMAQI
28th Sep 2025331 PMAQI
28th Sep 2025402 PMAQI
28th Sep 2025363 PMAQI
28th Sep 2025354 PMAQI
28th Sep 2025355 PMAQI
28th Sep 2025336 PMAQI
28th Sep 2025367 PMAQI
28th Sep 2025428 PMAQI
28th Sep 2025419 PMAQI
28th Sep 20254210 PMAQI
28th Sep 20254411 PMAQI
29th Sep 20254412 AMAQI
29th Sep 2025441 AMAQI
29th Sep 2025502 AMAQI
29th Sep 2025493 AMAQI
29th Sep 2025414 AMAQI
23°C21/25°C
29th Sep 2025395 AMAQI
29th Sep 2025396 AMAQI
29th Sep 2025327 AMAQI
29th Sep 2025288 AMAQI
29th Sep 2025309 AMAQI
29th Sep 20253110 AMAQI
29th Sep 20252311 AMAQI
29th Sep 20252212 PMAQI
29th Sep 2025271 PMAQI
29th Sep 2025302 PMAQI
29th Sep 2025323 PMAQI
29th Sep 2025374 PMAQI
29th Sep 2025375 PMAQI
29th Sep 2025346 PMAQI
29th Sep 2025447 PMAQI
29th Sep 2025408 PMAQI
29th Sep 2025389 PMAQI
29th Sep 20253810 PMAQI
29th Sep 20253711 PMAQI
30th Sep 20254112 AMAQI
30th Sep 2025421 AMAQI
30th Sep 2025402 AMAQI
30th Sep 2025363 AMAQI
30th Sep 2025374 AMAQI
24°C21/26°C
30th Sep 2025405 AMAQI
30th Sep 2025396 AMAQI
30th Sep 2025377 AMAQI
30th Sep 2025428 AMAQI
30th Sep 2025529 AMAQI
30th Sep 20254910 AMAQI
30th Sep 20255311 AMAQI
30th Sep 20255312 PMAQI
30th Sep 2025531 PMAQI
30th Sep 2025562 PMAQI
30th Sep 2025533 PMAQI
30th Sep 2025554 PMAQI
30th Sep 2025565 PMAQI
30th Sep 2025576 PMAQI
30th Sep 2025547 PMAQI
30th Sep 2025458 PMAQI
30th Sep 2025519 PMAQI
30th Sep 20255410 PMAQI
30th Sep 20255711 PMAQI
1st Oct 20255412 AMAQI
1st Oct 2025511 AMAQI
1st Oct 2025532 AMAQI
1st Oct 2025533 AMAQI
1st Oct 2025564 AMAQI
23°C20/25°C
1st Oct 2025575 AMAQI
1st Oct 2025506 AMAQI
1st Oct 2025527 AMAQI
1st Oct 2025528 AMAQI
1st Oct 2025509 AMAQI
1st Oct 20255610 AMAQI
1st Oct 20256111 AMAQI
1st Oct 20255712 PMAQI
1st Oct 2025511 PMAQI
1st Oct 2025502 PMAQI
1st Oct 2025503 PMAQI
1st Oct 2025504 PMAQI
1st Oct 2025505 PMAQI
1st Oct 2025516 PMAQI
1st Oct 2025517 PMAQI
1st Oct 2025558 PMAQI
1st Oct 2025579 PMAQI
1st Oct 20255810 PMAQI
1st Oct 20255511 PMAQI
2nd Oct 20255612 AMAQI
2nd Oct 2025521 AMAQI
2nd Oct 2025442 AMAQI
2nd Oct 2025493 AMAQI
2nd Oct 2025504 AMAQI
24°C21/26°C
2nd Oct 2025475 AMAQI
2nd Oct 2025516 AMAQI
2nd Oct 2025557 AMAQI
2nd Oct 2025538 AMAQI
2nd Oct 2025549 AMAQI
2nd Oct 20255510 AMAQI
2nd Oct 20255411 AMAQI
2nd Oct 20255512 PMAQI
2nd Oct 2025521 PMAQI
2nd Oct 2025562 PMAQI
2nd Oct 2025533 PMAQI
2nd Oct 2025524 PMAQI
2nd Oct 2025535 PMAQI
2nd Oct 2025526 PMAQI
2nd Oct 2025507 PMAQI
2nd Oct 2025548 PMAQI
2nd Oct 2025579 PMAQI
2nd Oct 20256610 PMAQI
2nd Oct 20257311 PMAQI
3rd Oct 20256812 AMAQI
3rd Oct 2025691 AMAQI
3rd Oct 2025622 AMAQI
3rd Oct 2025623 AMAQI
3rd Oct 2025574 AMAQI
23°C20/25°C
3rd Oct 2025405 AMAQI
3rd Oct 2025356 AMAQI
3rd Oct 2025337 AMAQI
3rd Oct 2025308 AMAQI
3rd Oct 2025449 AMAQI
3rd Oct 20255210 AMAQI
3rd Oct 20255511 AMAQI
3rd Oct 20255912 PMAQI
3rd Oct 2025581 PMAQI
3rd Oct 2025592 PMAQI
3rd Oct 2025583 PMAQI
3rd Oct 2025584 PMAQI
3rd Oct 2025575 PMAQI
3rd Oct 2025586 PMAQI
3rd Oct 2025597 PMAQI
3rd Oct 2025528 PMAQI
3rd Oct 2025659 PMAQI
3rd Oct 20255910 PMAQI
3rd Oct 20255711 PMAQI
4th Oct 20255612 AMAQI
4th Oct 2025541 AMAQI
4th Oct 2025632 AMAQI
4th Oct 2025663 AMAQI
4th Oct 2025654 AMAQI
21°C20/23°C
4th Oct 2025585 AMAQI
4th Oct 2025566 AMAQI
4th Oct 2025567 AMAQI
4th Oct 2025558 AMAQI
4th Oct 2025559 AMAQI
4th Oct 20255110 AMAQI
4th Oct 20254411 AMAQI
4th Oct 20254812 PMAQI
4th Oct 2025481 PMAQI
4th Oct 2025492 PMAQI
4th Oct 2025483 PMAQI
4th Oct 2025524 PMAQI
4th Oct 2025545 PMAQI
4th Oct 2025546 PMAQI
4th Oct 2025607 PMAQI
4th Oct 2025588 PMAQI
4th Oct 2025599 PMAQI
4th Oct 20255710 PMAQI
4th Oct 20256011 PMAQI
5th Oct 20255912 AMAQI
5th Oct 2025611 AMAQI
5th Oct 2025592 AMAQI
5th Oct 2025573 AMAQI
5th Oct 2025594 AMAQI
23°C21/24°C
5th Oct 2025615 AMAQI
5th Oct 2025636 AMAQI
5th Oct 2025577 AMAQI
5th Oct 2025568 AMAQI
5th Oct 2025559 AMAQI
5th Oct 20253610 AMAQI
5th Oct 20251211 AMAQI
5th Oct 20251212 PMAQI
5th Oct 2025391 PMAQI
5th Oct 2025462 PMAQI
5th Oct 2025433 PMAQI
5th Oct 2025544 PMAQI
5th Oct 2025585 PMAQI
5th Oct 2025466 PMAQI
5th Oct 2025467 PMAQI
5th Oct 2025448 PMAQI
5th Oct 2025489 PMAQI
5th Oct 20255010 PMAQI
5th Oct 20254911 PMAQI
6th Oct 20255412 AMAQI
6th Oct 2025521 AMAQI
6th Oct 2025372 AMAQI
6th Oct 2025383 AMAQI
6th Oct 2025564 AMAQI
25°C23/27°C
6th Oct 2025605 AMAQI
6th Oct 2025636 AMAQI
6th Oct 2025567 AMAQI
6th Oct 2025568 AMAQI
6th Oct 2025589 AMAQI
6th Oct 20256010 AMAQI
6th Oct 20255611 AMAQI
6th Oct 20255612 PMAQI
6th Oct 2025571 PMAQI
6th Oct 2025552 PMAQI
6th Oct 2025553 PMAQI
6th Oct 2025564 PMAQI
6th Oct 2025595 PMAQI
6th Oct 2025586 PMAQI
6th Oct 2025627 PMAQI
6th Oct 2025648 PMAQI
6th Oct 2025639 PMAQI
6th Oct 20256110 PMAQI
6th Oct 20255811 PMAQI
7th Oct 20256212 AMAQI
7th Oct 2025621 AMAQI
7th Oct 2025632 AMAQI
24°C22/26°C
5 AM
11 AM
6 PM
7th Oct 2025518 PMAQI
7th Oct 2025409 PMAQI
7th Oct 20256710 PMAQI
7th Oct 20257611 PMAQI
11 PM4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
37AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 6 PM
37AQI
14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 PM (Avg. 37), while the lowest AQI was between 5 AM to 6 PM (Avg. 37).
Night time
Avg. Highest Time
7 PM - 11 PM
39AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
12 AM - 4 AM
36AQI
5 hours / Day
150 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 4 AM (Avg. 36).
2025 Days Vs Air Quality
Otecho, Sakaidecho, Kagawa, Japan
2025
69%
192
31%
86
0.3%
1
Total number of days with different AQI categories in last 280 days in 2025 (85 days remaining)
Good
192 DaysModerate
86 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 69%
Health Risk Level:
Moderate
In 2025, 69% of 280 days were within WHO’s safe air quality limits, and 31% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Otecho, Sakaidecho, 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
35AQI
35AQI
2nd January 2025
46AQI
46AQI
3rd January 2025
37AQI
37AQI
4th January 2025
32AQI
32AQI
5th January 2025
31AQI
31AQI
6th January 2025
44AQI
44AQI
7th January 2025
32AQI
32AQI
8th January 2025
33AQI
33AQI
9th January 2025
28AQI
28AQI
10th January 2025
28AQI
28AQI
11th January 2025
28AQI
28AQI
12th January 2025
30AQI
30AQI
13th January 2025
34AQI
34AQI
14th January 2025
44AQI
44AQI
15th January 2025
38AQI
38AQI
16th January 2025
35AQI
35AQI
17th January 2025
31AQI
31AQI
18th January 2025
30AQI
30AQI
19th January 2025
40AQI
40AQI
20th January 2025
36AQI
36AQI
21st January 2025
45AQI
45AQI
22nd January 2025
55AQI
55AQI
23rd January 2025
66AQI
66AQI
24th January 2025
68AQI
68AQI
25th January 2025
44AQI
44AQI
26th January 2025
43AQI
43AQI
27th January 2025
34AQI
34AQI
28th January 2025
36AQI
36AQI
29th January 2025
31AQI
31AQI
30th January 2025
42AQI
42AQI
31st January 2025
55AQI
55AQI
1st February 2025
69AQI
69AQI
2nd February 2025
48AQI
48AQI
3rd February 2025
52AQI
52AQI
4th February 2025
39AQI
39AQI
5th February 2025
40AQI
40AQI
6th February 2025
32AQI
32AQI
7th February 2025
34AQI
34AQI
8th February 2025
31AQI
31AQI
9th February 2025
31AQI
31AQI
10th February 2025
30AQI
30AQI
11th February 2025
36AQI
36AQI
12th February 2025
38AQI
38AQI
13th February 2025
32AQI
32AQI
14th February 2025
38AQI
38AQI
15th February 2025
30AQI
30AQI
16th February 2025
47AQI
47AQI
17th February 2025
43AQI
43AQI
18th February 2025
39AQI
39AQI
19th February 2025
36AQI
36AQI
20th February 2025
33AQI
33AQI
21st February 2025
33AQI
33AQI
22nd February 2025
34AQI
34AQI
23rd February 2025
34AQI
34AQI
24th February 2025
35AQI
35AQI
25th February 2025
38AQI
38AQI
26th February 2025
39AQI
39AQI
27th February 2025
67AQI
67AQI
28th February 2025
77AQI
77AQI
1st March 2025
99AQI
99AQI
2nd March 2025
87AQI
87AQI
3rd March 2025
57AQI
57AQI
4th March 2025
46AQI
46AQI
5th March 2025
35AQI
35AQI
6th March 2025
38AQI
38AQI
7th March 2025
38AQI
38AQI
8th March 2025
38AQI
38AQI
9th March 2025
42AQI
42AQI
10th March 2025
42AQI
42AQI
11th March 2025
39AQI
39AQI
12th March 2025
53AQI
53AQI
13th March 2025
55AQI
55AQI
14th March 2025
47AQI
47AQI
15th March 2025
36AQI
36AQI
16th March 2025
25AQI
25AQI
17th March 2025
40AQI
40AQI
18th March 2025
29AQI
29AQI
19th March 2025
39AQI
39AQI
20th March 2025
43AQI
43AQI
21st March 2025
58AQI
58AQI
22nd March 2025
64AQI
64AQI
23rd March 2025
69AQI
69AQI
24th March 2025
74AQI
74AQI
25th March 2025
73AQI
73AQI
26th March 2025
79AQI
79AQI
27th March 2025
81AQI
81AQI
28th March 2025
55AQI
55AQI
29th March 2025
51AQI
51AQI
30th March 2025
38AQI
38AQI
31st March 2025
39AQI
39AQI
1st April 2025
38AQI
38AQI
2nd April 2025
43AQI
43AQI
3rd April 2025
26AQI
26AQI
4th April 2025
37AQI
37AQI
5th April 2025
39AQI
39AQI
6th April 2025
47AQI
47AQI
7th April 2025
45AQI
45AQI
8th April 2025
45AQI
45AQI
9th April 2025
61AQI
61AQI
10th April 2025
63AQI
63AQI
11th April 2025
62AQI
62AQI
12th April 2025
57AQI
57AQI
13th April 2025
43AQI
43AQI
14th April 2025
52AQI
52AQI
15th April 2025
29AQI
29AQI
16th April 2025
47AQI
47AQI
17th April 2025
50AQI
50AQI
18th April 2025
61AQI
61AQI
19th April 2025
61AQI
61AQI
20th April 2025
58AQI
58AQI
21st April 2025
43AQI
43AQI
22nd April 2025
50AQI
50AQI
23rd April 2025
45AQI
45AQI
24th April 2025
33AQI
33AQI
25th April 2025
60AQI
60AQI
26th April 2025
58AQI
58AQI
27th April 2025
58AQI
58AQI
28th April 2025
54AQI
54AQI
29th April 2025
46AQI
46AQI
30th April 2025
58AQI
58AQI
1st May 2025
57AQI
57AQI
2nd May 2025
41AQI
41AQI
3rd May 2025
51AQI
51AQI
4th May 2025
39AQI
39AQI
5th May 2025
45AQI
45AQI
6th May 2025
28AQI
28AQI
7th May 2025
36AQI
36AQI
8th May 2025
28AQI
28AQI
9th May 2025
35AQI
35AQI
10th May 2025
35AQI
35AQI
11th May 2025
36AQI
36AQI
12th May 2025
51AQI
51AQI
13th May 2025
56AQI
56AQI
14th May 2025
63AQI
63AQI
15th May 2025
61AQI
61AQI
16th May 2025
60AQI
60AQI
17th May 2025
46AQI
46AQI
18th May 2025
50AQI
50AQI
19th May 2025
58AQI
58AQI
20th May 2025
66AQI
66AQI
21st May 2025
56AQI
56AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
51AQI
51AQI
24th May 2025
37AQI
37AQI
25th May 2025
27AQI
27AQI
26th May 2025
31AQI
31AQI
27th May 2025
36AQI
36AQI
28th May 2025
45AQI
45AQI
29th May 2025
42AQI
42AQI
30th May 2025
42AQI
42AQI
31st May 2025
40AQI
40AQI
1st June 2025
45AQI
45AQI
2nd June 2025
53AQI
53AQI
3rd June 2025
31AQI
31AQI
4th June 2025
47AQI
47AQI
5th June 2025
44AQI
44AQI
6th June 2025
56AQI
56AQI
7th June 2025
60AQI
60AQI
8th June 2025
69AQI
69AQI
9th June 2025
49AQI
49AQI
10th June 2025
38AQI
38AQI
11th June 2025
44AQI
44AQI
12th June 2025
64AQI
64AQI
13th June 2025
59AQI
59AQI
14th June 2025
40AQI
40AQI
15th June 2025
34AQI
34AQI
16th June 2025
46AQI
46AQI
17th June 2025
35AQI
35AQI
18th June 2025
49AQI
49AQI
19th June 2025
51AQI
51AQI
20th June 2025
58AQI
58AQI
21st June 2025
57AQI
57AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
44AQI
44AQI
24th June 2025
45AQI
45AQI
25th June 2025
43AQI
43AQI
26th June 2025
46AQI
46AQI
27th June 2025
54AQI
54AQI
28th June 2025
57AQI
57AQI
29th June 2025
58AQI
58AQI
30th June 2025
60AQI
60AQI
1st July 2025
61AQI
61AQI
2nd July 2025
96AQI
96AQI
3rd July 2025
97AQI
97AQI
4th July 2025
109AQI
109AQI
5th July 2025
92AQI
92AQI
6th July 2025
69AQI
69AQI
7th July 2025
67AQI
67AQI
8th July 2025
71AQI
71AQI
9th July 2025
76AQI
76AQI
10th July 2025
76AQI
76AQI
11th July 2025
58AQI
58AQI
12th July 2025
54AQI
54AQI
13th July 2025
48AQI
48AQI
14th July 2025
40AQI
40AQI
15th July 2025
53AQI
53AQI
16th July 2025
58AQI
58AQI
17th July 2025
41AQI
41AQI
18th July 2025
38AQI
38AQI
19th July 2025
35AQI
35AQI
20th July 2025
34AQI
34AQI
21st July 2025
38AQI
38AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
43AQI
43AQI
24th July 2025
41AQI
41AQI
25th July 2025
29AQI
29AQI
26th July 2025
27AQI
27AQI
27th July 2025
26AQI
26AQI
28th July 2025
27AQI
27AQI
29th July 2025
38AQI
38AQI
30th July 2025
45AQI
45AQI
31st July 2025
42AQI
42AQI
1st August 2025
45AQI
45AQI
2nd August 2025
44AQI
44AQI
3rd August 2025
45AQI
45AQI
4th August 2025
58AQI
58AQI
5th August 2025
49AQI
49AQI
6th August 2025
49AQI
49AQI
7th August 2025
47AQI
47AQI
8th August 2025
51AQI
51AQI
9th August 2025
48AQI
48AQI
10th August 2025
48AQI
48AQI
11th August 2025
35AQI
35AQI
12th August 2025
34AQI
34AQI
13th August 2025
41AQI
41AQI
14th August 2025
46AQI
46AQI
15th August 2025
44AQI
44AQI
16th August 2025
42AQI
42AQI
17th August 2025
41AQI
41AQI
18th August 2025
45AQI
45AQI
19th August 2025
47AQI
47AQI
20th August 2025
45AQI
45AQI
21st August 2025
42AQI
42AQI
22nd August 2025
43AQI
43AQI
23rd August 2025
47AQI
47AQI
24th August 2025
49AQI
49AQI
25th August 2025
50AQI
50AQI
26th August 2025
53AQI
53AQI
27th August 2025
52AQI
52AQI
28th August 2025
52AQI
52AQI
29th August 2025
53AQI
53AQI
30th August 2025
53AQI
53AQI
31st August 2025
51AQI
51AQI
1st September 2025
39AQI
39AQI
2nd September 2025
32AQI
32AQI
3rd September 2025
40AQI
40AQI
4th September 2025
29AQI
29AQI
5th September 2025
23AQI
23AQI
6th September 2025
26AQI
26AQI
7th September 2025
31AQI
31AQI
8th September 2025
33AQI
33AQI
9th September 2025
31AQI
31AQI
10th September 2025
32AQI
32AQI
11th September 2025
29AQI
29AQI
12th September 2025
29AQI
29AQI
13th September 2025
31AQI
31AQI
14th September 2025
30AQI
30AQI
15th September 2025
37AQI
37AQI
16th September 2025
40AQI
40AQI
17th September 2025
46AQI
46AQI
18th September 2025
30AQI
30AQI
19th September 2025
28AQI
28AQI
20th September 2025
40AQI
40AQI
21st September 2025
27AQI
27AQI
22nd September 2025
26AQI
26AQI
23rd September 2025
29AQI
29AQI
24th September 2025
28AQI
28AQI
25th September 2025
26AQI
26AQI
26th September 2025
34AQI
34AQI
27th September 2025
27AQI
27AQI
28th September 2025
30AQI
30AQI
29th September 2025
37AQI
37AQI
30th September 2025
48AQI
48AQI
1st October 2025
53AQI
53AQI
2nd October 2025
54AQI
54AQI
3rd October 2025
55AQI
55AQI
4th October 2025
56AQI
56AQI
5th October 2025
50AQI
50AQI
6th October 2025
52AQI
52AQI
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
39AQI
41AQI
52AQI
49AQI
45AQI
50AQI
54AQI
47AQI
32AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202546AQI
27
4
24
4
17
14
17
13
20
11
16
14
17
13
1
23
8
30
1
5
192
86
1
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
September32AQI
202441AQI
30
1
24
5
25
6
13
16
1
22
9
20
10
27
4
23
8
24
6
30
1
24
6
31
293
72
1
Highest AQI recorded in
April55AQI
Lowest AQI recorded in
December32AQI
202342AQI
25
6
24
4
20
11
20
10
27
4
19
11
21
10
29
2
24
6
22
9
25
4
24
7
280
84
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
August33AQI
202240AQI
29
2
19
2
19
12
20
10
15
16
21
9
16
9
3
25
4
26
5
27
3
30
1
250
73
Highest AQI recorded in
May50AQI
Lowest AQI recorded in
December32AQI
202138AQI
22
9
20
8
26
2
20
1
22
9
22
8
27
4
28
3
27
3
25
6
23
7
30
1
292
61
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
April29AQI
202046AQI
7
6
12
9
9
9
16
14
26
5
11
16
4
16
3
24
7
22
8
21
10
164
87
4
Highest AQI recorded in
August66AQI
Lowest AQI recorded in
September35AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
46AQILeast Polluted Year Recorded
2021(Avg.)
38AQIOtecho's annual 2025 AQI (46) shows an average percentage change of 10.7% (worsened AQI) compared to previous years: 2020 (46), 2021 (38), 2022 (40), 2023 (42), 2024 (41).
