Iwashita, Kumamoto, 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
Iwashita, Kumamoto, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Oct 2022
79AQILowest AQI recorded on
8th Oct 2024
13AQISame Day Analysis (7th 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: 7th Oct - 8th Oct 2025
Iwashita, Kumamoto, Japan
AQI
Day
Night
.
6 AM7th Oct 2025
6 PM
5 AM8th Oct 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
12AM8th Oct
62AQI
Avg. Lowest Time
9PM7th Oct
38AQI
In the last 24 hours,
Iwashita's AQI reached its highest point of 62 at 12 AM during the Night, while the lowest point, undefined, was recorded at 7 PM during the Night between 7th Oct and 8th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Iwashita, Kumamoto, Japan
SepOct
08th - 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 - 08th08th
Day
Night
8th Sep 2025286 AMAQI
8th Sep 2025297 AMAQI
8th Sep 2025288 AMAQI
8th Sep 2025269 AMAQI
8th Sep 20252310 AMAQI
8th Sep 20251611 AMAQI
8th Sep 20252612 PMAQI
8th Sep 2025231 PMAQI
8th Sep 2025262 PMAQI
8th Sep 2025303 PMAQI
8th Sep 2025364 PMAQI
8th Sep 2025265 PMAQI
8th Sep 2025246 PMAQI
8th Sep 2025307 PMAQI
8th Sep 2025268 PMAQI
8th Sep 2025269 PMAQI
8th Sep 20252510 PMAQI
8th Sep 20252711 PMAQI
9th Sep 20252612 AMAQI
9th Sep 2025281 AMAQI
9th Sep 2025302 AMAQI
9th Sep 2025303 AMAQI
9th Sep 2025304 AMAQI
9th Sep 2025305 AMAQI
28°C25/32°C
9th Sep 2025306 AMAQI
9th Sep 2025307 AMAQI
9th Sep 2025308 AMAQI
9th Sep 2025249 AMAQI
9th Sep 20252510 AMAQI
9th Sep 20251911 AMAQI
9th Sep 20252312 PMAQI
9th Sep 2025261 PMAQI
9th Sep 2025232 PMAQI
9th Sep 2025233 PMAQI
9th Sep 2025214 PMAQI
9th Sep 2025225 PMAQI
9th Sep 2025296 PMAQI
9th Sep 2025267 PMAQI
9th Sep 2025308 PMAQI
9th Sep 2025319 PMAQI
9th Sep 20252610 PMAQI
9th Sep 20252811 PMAQI
10th Sep 20253012 AMAQI
10th Sep 2025301 AMAQI
10th Sep 2025302 AMAQI
10th Sep 2025293 AMAQI
10th Sep 2025314 AMAQI
10th Sep 2025305 AMAQI
28°C25/32°C
10th Sep 2025326 AMAQI
10th Sep 2025327 AMAQI
10th Sep 2025298 AMAQI
10th Sep 2025229 AMAQI
10th Sep 20252210 AMAQI
10th Sep 20252011 AMAQI
10th Sep 20251912 PMAQI
10th Sep 2025201 PMAQI
10th Sep 2025232 PMAQI
10th Sep 2025243 PMAQI
10th Sep 2025234 PMAQI
10th Sep 2025225 PMAQI
10th Sep 2025256 PMAQI
10th Sep 2025277 PMAQI
10th Sep 2025268 PMAQI
10th Sep 2025269 PMAQI
10th Sep 20253010 PMAQI
10th Sep 20252811 PMAQI
11th Sep 20252412 AMAQI
11th Sep 2025331 AMAQI
11th Sep 2025332 AMAQI
11th Sep 2025333 AMAQI
11th Sep 2025314 AMAQI
11th Sep 2025305 AMAQI
26°C25/28°C
11th Sep 2025316 AMAQI
11th Sep 2025317 AMAQI
11th Sep 2025328 AMAQI
11th Sep 2025179 AMAQI
11th Sep 20252810 AMAQI
11th Sep 20252511 AMAQI
11th Sep 20253012 PMAQI
11th Sep 2025351 PMAQI
11th Sep 2025362 PMAQI
11th Sep 2025343 PMAQI
11th Sep 2025474 PMAQI
11th Sep 2025405 PMAQI
11th Sep 2025446 PMAQI
11th Sep 2025427 PMAQI
11th Sep 2025438 PMAQI
11th Sep 2025369 PMAQI
11th Sep 20253210 PMAQI
11th Sep 20253211 PMAQI
12th Sep 20253012 AMAQI
12th Sep 2025321 AMAQI
12th Sep 2025332 AMAQI
12th Sep 2025363 AMAQI
12th Sep 2025324 AMAQI
12th Sep 2025315 AMAQI
27°C24/31°C
12th Sep 2025316 AMAQI
12th Sep 2025327 AMAQI
12th Sep 2025308 AMAQI
12th Sep 2025269 AMAQI
12th Sep 20252410 AMAQI
12th Sep 20253011 AMAQI
12th Sep 20252812 PMAQI
12th Sep 2025271 PMAQI
12th Sep 2025312 PMAQI
12th Sep 2025313 PMAQI
12th Sep 2025314 PMAQI
12th Sep 2025375 PMAQI
12th Sep 2025396 PMAQI
12th Sep 2025467 PMAQI
12th Sep 2025488 PMAQI
12th Sep 2025359 PMAQI
12th Sep 20253910 PMAQI
12th Sep 20253411 PMAQI
13th Sep 20253112 AMAQI
13th Sep 2025331 AMAQI
13th Sep 2025322 AMAQI
13th Sep 2025333 AMAQI
13th Sep 2025324 AMAQI
13th Sep 2025325 AMAQI
27°C24/32°C
13th Sep 2025326 AMAQI
13th Sep 2025327 AMAQI
13th Sep 2025328 AMAQI
13th Sep 2025269 AMAQI
13th Sep 20252710 AMAQI
13th Sep 20253411 AMAQI
13th Sep 20253112 PMAQI
13th Sep 2025391 PMAQI
13th Sep 2025352 PMAQI
13th Sep 2025353 PMAQI
13th Sep 2025234 PMAQI
13th Sep 2025265 PMAQI
13th Sep 2025286 PMAQI
13th Sep 2025307 PMAQI
13th Sep 2025288 PMAQI
13th Sep 2025259 PMAQI
13th Sep 20252810 PMAQI
13th Sep 20252911 PMAQI
14th Sep 20252912 AMAQI
14th Sep 2025311 AMAQI
14th Sep 2025322 AMAQI
14th Sep 2025333 AMAQI
14th Sep 2025324 AMAQI
14th Sep 2025325 AMAQI
27°C24/31°C
14th Sep 2025326 AMAQI
14th Sep 2025337 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025229 AMAQI
14th Sep 20252510 AMAQI
14th Sep 20252611 AMAQI
14th Sep 20251712 PMAQI
14th Sep 2025201 PMAQI
14th Sep 2025162 PMAQI
14th Sep 2025263 PMAQI
14th Sep 2025244 PMAQI
14th Sep 2025305 PMAQI
14th Sep 2025266 PMAQI
14th Sep 2025287 PMAQI
14th Sep 2025378 PMAQI
14th Sep 2025359 PMAQI
14th Sep 20253310 PMAQI
14th Sep 20253311 PMAQI
15th Sep 20252912 AMAQI
15th Sep 2025321 AMAQI
15th Sep 2025322 AMAQI
15th Sep 2025323 AMAQI
15th Sep 2025314 AMAQI
15th Sep 2025305 AMAQI
28°C25/31°C
15th Sep 2025306 AMAQI
15th Sep 2025307 AMAQI
15th Sep 2025308 AMAQI
15th Sep 2025349 AMAQI
15th Sep 20252810 AMAQI
15th Sep 20253211 AMAQI
15th Sep 20253712 PMAQI
15th Sep 2025371 PMAQI
15th Sep 2025242 PMAQI
15th Sep 2025213 PMAQI
15th Sep 2025254 PMAQI
15th Sep 2025245 PMAQI
15th Sep 2025226 PMAQI
15th Sep 2025237 PMAQI
15th Sep 2025248 PMAQI
15th Sep 2025279 PMAQI
15th Sep 20253410 PMAQI
15th Sep 20252811 PMAQI
16th Sep 20253012 AMAQI
16th Sep 2025311 AMAQI
16th Sep 2025312 AMAQI
16th Sep 2025313 AMAQI
16th Sep 2025314 AMAQI
16th Sep 2025315 AMAQI
28°C25/32°C
16th Sep 2025326 AMAQI
16th Sep 2025327 AMAQI
16th Sep 2025318 AMAQI
16th Sep 2025309 AMAQI
16th Sep 20254010 AMAQI
16th Sep 20254511 AMAQI
16th Sep 20253812 PMAQI
16th Sep 2025361 PMAQI
16th Sep 2025392 PMAQI
16th Sep 2025423 PMAQI
16th Sep 2025494 PMAQI
16th Sep 2025455 PMAQI
16th Sep 2025346 PMAQI
16th Sep 2025317 PMAQI
16th Sep 2025298 PMAQI
16th Sep 2025279 PMAQI
16th Sep 20252810 PMAQI
16th Sep 20252711 PMAQI
17th Sep 20253012 AMAQI
17th Sep 2025321 AMAQI
17th Sep 2025322 AMAQI
17th Sep 2025323 AMAQI
17th Sep 2025324 AMAQI
17th Sep 2025345 AMAQI
28°C25/32°C
17th Sep 2025326 AMAQI
17th Sep 2025337 AMAQI
17th Sep 2025338 AMAQI
17th Sep 2025269 AMAQI
17th Sep 20254410 AMAQI
17th Sep 20253111 AMAQI
17th Sep 20252112 PMAQI
17th Sep 2025261 PMAQI
17th Sep 2025222 PMAQI
17th Sep 2025233 PMAQI
17th Sep 2025264 PMAQI
17th Sep 2025285 PMAQI
17th Sep 2025266 PMAQI
17th Sep 2025227 PMAQI
17th Sep 2025358 PMAQI
17th Sep 2025279 PMAQI
17th Sep 20252310 PMAQI
17th Sep 20252411 PMAQI
18th Sep 20252512 AMAQI
18th Sep 2025261 AMAQI
18th Sep 2025322 AMAQI
18th Sep 2025323 AMAQI
18th Sep 2025304 AMAQI
18th Sep 2025305 AMAQI
28°C25/31°C
18th Sep 2025316 AMAQI
18th Sep 2025317 AMAQI
18th Sep 2025318 AMAQI
18th Sep 2025169 AMAQI
18th Sep 20251210 AMAQI
18th Sep 20251211 AMAQI
18th Sep 20251212 PMAQI
18th Sep 2025161 PMAQI
18th Sep 2025172 PMAQI
18th Sep 2025193 PMAQI
18th Sep 2025204 PMAQI
18th Sep 2025215 PMAQI
18th Sep 2025226 PMAQI
18th Sep 2025197 PMAQI
18th Sep 2025228 PMAQI
18th Sep 2025269 PMAQI
18th Sep 20252710 PMAQI
18th Sep 20252511 PMAQI
19th Sep 20252412 AMAQI
19th Sep 2025251 AMAQI
19th Sep 2025292 AMAQI
19th Sep 2025303 AMAQI
19th Sep 2025284 AMAQI
19th Sep 2025265 AMAQI
27°C25/30°C
19th Sep 2025266 AMAQI
19th Sep 2025267 AMAQI
19th Sep 2025268 AMAQI
19th Sep 2025219 AMAQI
19th Sep 20252310 AMAQI
19th Sep 20253111 AMAQI
19th Sep 20254112 PMAQI
19th Sep 2025381 PMAQI
19th Sep 2025302 PMAQI
19th Sep 2025353 PMAQI
19th Sep 2025444 PMAQI
19th Sep 2025415 PMAQI
19th Sep 2025276 PMAQI
19th Sep 2025307 PMAQI
19th Sep 2025298 PMAQI
19th Sep 2025309 PMAQI
19th Sep 20253210 PMAQI
19th Sep 20253411 PMAQI
20th Sep 20253612 AMAQI
20th Sep 2025361 AMAQI
20th Sep 2025272 AMAQI
20th Sep 2025273 AMAQI
20th Sep 2025274 AMAQI
20th Sep 2025275 AMAQI
26°C23/28°C
20th Sep 2025276 AMAQI
20th Sep 2025287 AMAQI
20th Sep 2025288 AMAQI
20th Sep 2025409 AMAQI
20th Sep 20254610 AMAQI
20th Sep 20255411 AMAQI
20th Sep 20255612 PMAQI
20th Sep 2025461 PMAQI
20th Sep 2025262 PMAQI
20th Sep 2025173 PMAQI
20th Sep 2025174 PMAQI
20th Sep 2025195 PMAQI
20th Sep 2025266 PMAQI
20th Sep 2025237 PMAQI
20th Sep 2025228 PMAQI
20th Sep 2025239 PMAQI
20th Sep 20252210 PMAQI
20th Sep 20252211 PMAQI
21st Sep 20252312 AMAQI
21st Sep 2025231 AMAQI
21st Sep 2025282 AMAQI
21st Sep 2025293 AMAQI
21st Sep 2025314 AMAQI
21st Sep 2025325 AMAQI
26°C24/29°C
21st Sep 2025336 AMAQI
21st Sep 2025327 AMAQI
21st Sep 2025328 AMAQI
21st Sep 2025189 AMAQI
21st Sep 20251610 AMAQI
21st Sep 20252211 AMAQI
21st Sep 20252912 PMAQI
21st Sep 2025281 PMAQI
21st Sep 2025162 PMAQI
21st Sep 2025203 PMAQI
21st Sep 2025224 PMAQI
21st Sep 2025235 PMAQI
21st Sep 2025236 PMAQI
21st Sep 2025227 PMAQI
21st Sep 2025258 PMAQI
21st Sep 2025299 PMAQI
21st Sep 20252510 PMAQI
21st Sep 20252511 PMAQI
22nd Sep 20252612 AMAQI
22nd Sep 2025281 AMAQI
22nd Sep 2025282 AMAQI
22nd Sep 2025283 AMAQI
22nd Sep 2025284 AMAQI
22nd Sep 2025275 AMAQI
26°C23/30°C
22nd Sep 2025276 AMAQI
22nd Sep 2025277 AMAQI
22nd Sep 2025278 AMAQI
22nd Sep 2025249 AMAQI
22nd Sep 20252810 AMAQI
22nd Sep 20253411 AMAQI
22nd Sep 20255012 PMAQI
22nd Sep 2025551 PMAQI
22nd Sep 2025542 PMAQI
22nd Sep 2025503 PMAQI
22nd Sep 2025414 PMAQI
22nd Sep 2025435 PMAQI
22nd Sep 2025506 PMAQI
22nd Sep 2025447 PMAQI
22nd Sep 2025328 PMAQI
22nd Sep 2025299 PMAQI
22nd Sep 20252710 PMAQI
22nd Sep 20252811 PMAQI
23rd Sep 20252612 AMAQI
23rd Sep 2025261 AMAQI
23rd Sep 2025282 AMAQI
23rd Sep 2025283 AMAQI
23rd Sep 2025284 AMAQI
23rd Sep 2025315 AMAQI
25°C23/28°C
23rd Sep 2025306 AMAQI
23rd Sep 2025307 AMAQI
23rd Sep 2025308 AMAQI
23rd Sep 2025269 AMAQI
23rd Sep 20253110 AMAQI
23rd Sep 20253211 AMAQI
23rd Sep 20253012 PMAQI
23rd Sep 2025381 PMAQI
23rd Sep 2025422 PMAQI
23rd Sep 2025353 PMAQI
23rd Sep 2025304 PMAQI
23rd Sep 2025285 PMAQI
23rd Sep 2025326 PMAQI
23rd Sep 2025297 PMAQI
23rd Sep 2025228 PMAQI
23rd Sep 2025219 PMAQI
23rd Sep 20252210 PMAQI
23rd Sep 20252211 PMAQI
24th Sep 20252212 AMAQI
24th Sep 2025221 AMAQI
24th Sep 2025242 AMAQI
24th Sep 2025293 AMAQI
24th Sep 2025274 AMAQI
24th Sep 2025285 AMAQI
26°C24/29°C
24th Sep 2025286 AMAQI
24th Sep 2025287 AMAQI
24th Sep 2025288 AMAQI
24th Sep 2025169 AMAQI
24th Sep 20251410 AMAQI
24th Sep 20252211 AMAQI
24th Sep 20253012 PMAQI
24th Sep 2025181 PMAQI
24th Sep 2025162 PMAQI
24th Sep 2025153 PMAQI
24th Sep 2025154 PMAQI
24th Sep 2025175 PMAQI
24th Sep 2025206 PMAQI
24th Sep 2025157 PMAQI
24th Sep 2025188 PMAQI
24th Sep 2025249 PMAQI
24th Sep 20252210 PMAQI
24th Sep 20252011 PMAQI
25th Sep 20252212 AMAQI
25th Sep 2025221 AMAQI
25th Sep 2025262 AMAQI
25th Sep 2025253 AMAQI
25th Sep 2025244 AMAQI
25th Sep 2025245 AMAQI
26°C24/30°C
25th Sep 2025256 AMAQI
25th Sep 2025247 AMAQI
25th Sep 2025258 AMAQI
25th Sep 2025169 AMAQI
25th Sep 20251410 AMAQI
25th Sep 20251311 AMAQI
25th Sep 20251912 PMAQI
25th Sep 2025241 PMAQI
25th Sep 2025272 PMAQI
25th Sep 2025443 PMAQI
25th Sep 2025524 PMAQI
25th Sep 2025485 PMAQI
25th Sep 2025466 PMAQI
25th Sep 2025447 PMAQI
25th Sep 2025468 PMAQI
25th Sep 2025449 PMAQI
25th Sep 20254110 PMAQI
25th Sep 20254411 PMAQI
26th Sep 20254512 AMAQI
26th Sep 2025401 AMAQI
26th Sep 2025402 AMAQI
26th Sep 2025403 AMAQI
26th Sep 2025454 AMAQI
26th Sep 2025465 AMAQI
25°C23/27°C
26th Sep 2025456 AMAQI
26th Sep 2025427 AMAQI
26th Sep 2025438 AMAQI
26th Sep 2025469 AMAQI
26th Sep 20255410 AMAQI
26th Sep 20256111 AMAQI
26th Sep 20256112 PMAQI
26th Sep 2025511 PMAQI
26th Sep 2025482 PMAQI
26th Sep 2025483 PMAQI
26th Sep 2025314 PMAQI
26th Sep 2025235 PMAQI
26th Sep 2025486 PMAQI
26th Sep 2025547 PMAQI
26th Sep 2025538 PMAQI
26th Sep 2025529 PMAQI
26th Sep 20254810 PMAQI
26th Sep 20253611 PMAQI
27th Sep 20253012 AMAQI
27th Sep 2025231 AMAQI
27th Sep 2025222 AMAQI
27th Sep 2025223 AMAQI
27th Sep 2025224 AMAQI
27th Sep 2025225 AMAQI
26°C23/28°C
27th Sep 2025226 AMAQI
27th Sep 2025227 AMAQI
27th Sep 2025228 AMAQI
27th Sep 2025209 AMAQI
27th Sep 20252910 AMAQI
27th Sep 20253311 AMAQI
27th Sep 20253312 PMAQI
27th Sep 2025301 PMAQI
27th Sep 2025172 PMAQI
27th Sep 2025243 PMAQI
27th Sep 2025244 PMAQI
27th Sep 2025275 PMAQI
27th Sep 2025286 PMAQI
27th Sep 2025287 PMAQI
27th Sep 2025288 PMAQI
27th Sep 2025269 PMAQI
27th Sep 20252210 PMAQI
27th Sep 20252111 PMAQI
28th Sep 20252012 AMAQI
28th Sep 2025181 AMAQI
28th Sep 2025172 AMAQI
28th Sep 2025173 AMAQI
28th Sep 2025174 AMAQI
28th Sep 2025175 AMAQI
24°C22/27°C
28th Sep 2025186 AMAQI
28th Sep 2025207 AMAQI
28th Sep 2025218 AMAQI
28th Sep 2025229 AMAQI
28th Sep 20253110 AMAQI
28th Sep 20254011 AMAQI
28th Sep 20254412 PMAQI
28th Sep 2025341 PMAQI
28th Sep 2025322 PMAQI
28th Sep 2025303 PMAQI
28th Sep 2025314 PMAQI
28th Sep 2025305 PMAQI
28th Sep 2025286 PMAQI
28th Sep 2025307 PMAQI
28th Sep 2025338 PMAQI
28th Sep 2025309 PMAQI
28th Sep 20252910 PMAQI
28th Sep 20252911 PMAQI
29th Sep 20253012 AMAQI
29th Sep 2025321 AMAQI
29th Sep 2025342 AMAQI
29th Sep 2025373 AMAQI
29th Sep 2025254 AMAQI
29th Sep 2025115 AMAQI
25°C22/28°C
29th Sep 2025106 AMAQI
29th Sep 2025117 AMAQI
29th Sep 2025118 AMAQI
29th Sep 2025119 AMAQI
29th Sep 20252510 AMAQI
29th Sep 20252011 AMAQI
29th Sep 20251912 PMAQI
29th Sep 2025221 PMAQI
29th Sep 2025192 PMAQI
29th Sep 2025243 PMAQI
29th Sep 2025144 PMAQI
29th Sep 2025205 PMAQI
29th Sep 2025226 PMAQI
29th Sep 2025227 PMAQI
29th Sep 2025228 PMAQI
29th Sep 2025279 PMAQI
29th Sep 20253910 PMAQI
29th Sep 20253011 PMAQI
30th Sep 20252512 AMAQI
30th Sep 2025261 AMAQI
30th Sep 2025332 AMAQI
30th Sep 2025283 AMAQI
30th Sep 2025304 AMAQI
30th Sep 2025245 AMAQI
25°C22/28°C
30th Sep 2025316 AMAQI
30th Sep 2025387 AMAQI
30th Sep 2025368 AMAQI
30th Sep 2025319 AMAQI
30th Sep 20254210 AMAQI
30th Sep 20254411 AMAQI
30th Sep 20254712 PMAQI
30th Sep 2025441 PMAQI
30th Sep 2025382 PMAQI
30th Sep 2025493 PMAQI
30th Sep 2025434 PMAQI
30th Sep 2025445 PMAQI
30th Sep 2025396 PMAQI
30th Sep 2025427 PMAQI
30th Sep 2025408 PMAQI
30th Sep 2025399 PMAQI
30th Sep 20254210 PMAQI
30th Sep 20254711 PMAQI
1st Oct 20254212 AMAQI
1st Oct 2025441 AMAQI
1st Oct 2025442 AMAQI
1st Oct 2025503 AMAQI
1st Oct 2025434 AMAQI
1st Oct 2025465 AMAQI
24°C20/27°C
1st Oct 2025466 AMAQI
1st Oct 2025487 AMAQI
1st Oct 2025478 AMAQI
1st Oct 2025509 AMAQI
1st Oct 20254910 AMAQI
1st Oct 20254411 AMAQI
1st Oct 20255212 PMAQI
1st Oct 2025481 PMAQI
1st Oct 2025412 PMAQI
1st Oct 2025343 PMAQI
1st Oct 2025344 PMAQI
1st Oct 2025355 PMAQI
1st Oct 2025356 PMAQI
1st Oct 2025347 PMAQI
1st Oct 2025368 PMAQI
1st Oct 2025489 PMAQI
1st Oct 20254510 PMAQI
1st Oct 20254611 PMAQI
2nd Oct 20254912 AMAQI
2nd Oct 2025481 AMAQI
2nd Oct 2025432 AMAQI
2nd Oct 2025393 AMAQI
2nd Oct 2025364 AMAQI
2nd Oct 2025405 AMAQI
24°C21/27°C
2nd Oct 2025416 AMAQI
2nd Oct 2025387 AMAQI
2nd Oct 2025418 AMAQI
2nd Oct 2025419 AMAQI
2nd Oct 20254310 AMAQI
2nd Oct 20254911 AMAQI
2nd Oct 20255612 PMAQI
2nd Oct 2025601 PMAQI
2nd Oct 2025562 PMAQI
2nd Oct 2025683 PMAQI
2nd Oct 2025664 PMAQI
2nd Oct 2025585 PMAQI
2nd Oct 2025556 PMAQI
2nd Oct 2025567 PMAQI
2nd Oct 2025558 PMAQI
2nd Oct 2025579 PMAQI
2nd Oct 20255610 PMAQI
2nd Oct 20255811 PMAQI
3rd Oct 20255512 AMAQI
3rd Oct 2025551 AMAQI
3rd Oct 2025552 AMAQI
3rd Oct 2025563 AMAQI
3rd Oct 2025544 AMAQI
3rd Oct 2025485 AMAQI
24°C20/29°C
3rd Oct 2025516 AMAQI
3rd Oct 2025517 AMAQI
3rd Oct 2025478 AMAQI
3rd Oct 2025539 AMAQI
3rd Oct 20255110 AMAQI
3rd Oct 20255111 AMAQI
3rd Oct 20256112 PMAQI
3rd Oct 2025651 PMAQI
3rd Oct 2025662 PMAQI
3rd Oct 2025683 PMAQI
3rd Oct 2025684 PMAQI
3rd Oct 2025705 PMAQI
3rd Oct 2025636 PMAQI
3rd Oct 2025587 PMAQI
3rd Oct 2025598 PMAQI
3rd Oct 2025859 PMAQI
3rd Oct 20256310 PMAQI
3rd Oct 20255911 PMAQI
4th Oct 20255612 AMAQI
4th Oct 2025561 AMAQI
4th Oct 2025602 AMAQI
4th Oct 2025663 AMAQI
4th Oct 2025644 AMAQI
4th Oct 2025625 AMAQI
24°C22/26°C
4th Oct 2025676 AMAQI
4th Oct 2025657 AMAQI
4th Oct 2025668 AMAQI
4th Oct 2025649 AMAQI
4th Oct 20256410 AMAQI
4th Oct 20256411 AMAQI
4th Oct 20256312 PMAQI
4th Oct 2025651 PMAQI
4th Oct 2025562 PMAQI
4th Oct 2025613 PMAQI
4th Oct 2025554 PMAQI
4th Oct 2025525 PMAQI
4th Oct 2025526 PMAQI
4th Oct 2025427 PMAQI
4th Oct 2025478 PMAQI
4th Oct 2025479 PMAQI
4th Oct 20255210 PMAQI
4th Oct 20255411 PMAQI
5th Oct 20255512 AMAQI
5th Oct 2025551 AMAQI
5th Oct 2025542 AMAQI
5th Oct 2025543 AMAQI
5th Oct 2025544 AMAQI
5th Oct 2025575 AMAQI
25°C22/28°C
5th Oct 2025546 AMAQI
5th Oct 2025447 AMAQI
5th Oct 2025388 AMAQI
5th Oct 2025419 AMAQI
5th Oct 20255810 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20255612 PMAQI
5th Oct 2025591 PMAQI
5th Oct 2025602 PMAQI
5th Oct 2025513 PMAQI
5th Oct 2025504 PMAQI
5th Oct 2025535 PMAQI
5th Oct 2025426 PMAQI
5th Oct 2025387 PMAQI
5th Oct 2025388 PMAQI
5th Oct 2025449 PMAQI
5th Oct 20254510 PMAQI
5th Oct 20255211 PMAQI
6th Oct 20255312 AMAQI
6th Oct 2025561 AMAQI
6th Oct 2025532 AMAQI
6th Oct 2025503 AMAQI
6th Oct 2025494 AMAQI
6th Oct 2025445 AMAQI
26°C23/29°C
6th Oct 2025446 AMAQI
6th Oct 2025457 AMAQI
6th Oct 2025518 AMAQI
6th Oct 2025519 AMAQI
6th Oct 20255410 AMAQI
6th Oct 20255511 AMAQI
6th Oct 20254512 PMAQI
6th Oct 2025491 PMAQI
6th Oct 2025542 PMAQI
6th Oct 2025573 PMAQI
6th Oct 2025504 PMAQI
6th Oct 2025505 PMAQI
6th Oct 2025496 PMAQI
6th Oct 2025527 PMAQI
6th Oct 2025518 PMAQI
6th Oct 2025489 PMAQI
6th Oct 20254410 PMAQI
6th Oct 20253611 PMAQI
7th Oct 20254012 AMAQI
7th Oct 2025581 AMAQI
7th Oct 2025622 AMAQI
26°C22/30°C
7th Oct 2025488 PMAQI
7th Oct 2025389 PMAQI
7th Oct 20255610 PMAQI
7th Oct 20256011 PMAQI
8th Oct 20256212 AMAQI
8th Oct 2025611 AMAQI
8th Oct 2025562 AMAQI
8th Oct 2025563 AMAQI
8th Oct 2025554 AMAQI
8th Oct 2025575 AMAQI
26°C23/29°C
8th Oct 2025536 AMAQI
6 AM8th Oct 2025507 AMAQI
8th Oct 2025498 AMAQI
8th Oct 2025619 AMAQI
8th Oct 20255610 AMAQI
8th Oct 20255511 AMAQI
8th Oct 20255512 PMAQI
12 PM8th Oct 2025531 PMAQI
8th Oct 2025642 PMAQI
8th Oct 2025683 PMAQI
8th Oct 2025654 PMAQI
8th Oct 2025715 PMAQI
8th Oct 2025696 PMAQI
6 PM8th Oct 2025677 PMAQI
8th Oct 2025668 PMAQI
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
12 PM - 1 PM
38AQI
2 hours / Day
60 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 12 PM to 1 PM (Avg. 38), while the lowest AQI was between 9 AM to 9 AM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 11 PM
35AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
12 AM - 11 PM
35AQI
11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 35), while the lowest AQI was between 12 AM to 11 PM (Avg. 35).
2025 Days Vs Air Quality
Iwashita, Kumamoto, Japan
2025
81%
227
19%
52
0.3%
1
Total number of days with different AQI categories in last 281 days in 2025 (84 days remaining)
Good
227 DaysModerate
52 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2025, 81% of 281 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
Iwashita, Kumamoto, 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
38AQI
38AQI
3rd January 2025
35AQI
35AQI
4th January 2025
36AQI
36AQI
5th January 2025
34AQI
34AQI
6th January 2025
44AQI
44AQI
7th January 2025
30AQI
30AQI
8th January 2025
39AQI
39AQI
9th January 2025
29AQI
29AQI
10th January 2025
31AQI
31AQI
11th January 2025
30AQI
30AQI
12th January 2025
34AQI
34AQI
13th January 2025
44AQI
44AQI
14th January 2025
44AQI
44AQI
15th January 2025
49AQI
49AQI
16th January 2025
42AQI
42AQI
17th January 2025
48AQI
48AQI
18th January 2025
50AQI
50AQI
19th January 2025
56AQI
56AQI
20th January 2025
51AQI
51AQI
21st January 2025
73AQI
73AQI
22nd January 2025
69AQI
69AQI
23rd January 2025
70AQI
70AQI
24th January 2025
74AQI
74AQI
25th January 2025
52AQI
52AQI
26th January 2025
45AQI
45AQI
27th January 2025
39AQI
39AQI
28th January 2025
36AQI
36AQI
29th January 2025
32AQI
32AQI
30th January 2025
36AQI
36AQI
31st January 2025
43AQI
43AQI
1st February 2025
40AQI
40AQI
2nd February 2025
32AQI
32AQI
3rd February 2025
45AQI
45AQI
4th February 2025
31AQI
31AQI
5th February 2025
40AQI
40AQI
6th February 2025
31AQI
31AQI
7th February 2025
35AQI
35AQI
8th February 2025
29AQI
29AQI
9th February 2025
31AQI
31AQI
10th February 2025
30AQI
30AQI
11th February 2025
41AQI
41AQI
12th February 2025
38AQI
38AQI
13th February 2025
34AQI
34AQI
14th February 2025
39AQI
39AQI
15th February 2025
31AQI
31AQI
16th February 2025
35AQI
35AQI
17th February 2025
43AQI
43AQI
18th February 2025
32AQI
32AQI
19th February 2025
37AQI
37AQI
20th February 2025
34AQI
34AQI
21st February 2025
34AQI
34AQI
22nd February 2025
42AQI
42AQI
23rd February 2025
37AQI
37AQI
24th February 2025
39AQI
39AQI
25th February 2025
35AQI
35AQI
26th February 2025
36AQI
36AQI
27th February 2025
65AQI
65AQI
28th February 2025
49AQI
49AQI
1st March 2025
53AQI
53AQI
2nd March 2025
42AQI
42AQI
3rd March 2025
39AQI
39AQI
4th March 2025
29AQI
29AQI
5th March 2025
26AQI
26AQI
6th March 2025
31AQI
31AQI
7th March 2025
32AQI
32AQI
8th March 2025
42AQI
42AQI
9th March 2025
44AQI
44AQI
10th March 2025
48AQI
48AQI
11th March 2025
39AQI
39AQI
12th March 2025
45AQI
45AQI
13th March 2025
52AQI
52AQI
14th March 2025
44AQI
44AQI
15th March 2025
34AQI
34AQI
16th March 2025
29AQI
29AQI
17th March 2025
50AQI
50AQI
18th March 2025
40AQI
40AQI
19th March 2025
40AQI
40AQI
20th March 2025
49AQI
49AQI
21st March 2025
53AQI
53AQI
22nd March 2025
60AQI
60AQI
23rd March 2025
59AQI
59AQI
24th March 2025
46AQI
46AQI
25th March 2025
60AQI
60AQI
26th March 2025
60AQI
60AQI
27th March 2025
52AQI
52AQI
28th March 2025
58AQI
58AQI
29th March 2025
55AQI
55AQI
30th March 2025
44AQI
44AQI
31st March 2025
45AQI
45AQI
1st April 2025
43AQI
43AQI
2nd April 2025
38AQI
38AQI
3rd April 2025
39AQI
39AQI
4th April 2025
40AQI
40AQI
5th April 2025
45AQI
45AQI
6th April 2025
46AQI
46AQI
7th April 2025
41AQI
41AQI
8th April 2025
41AQI
41AQI
9th April 2025
54AQI
54AQI
10th April 2025
43AQI
43AQI
11th April 2025
57AQI
57AQI
12th April 2025
54AQI
54AQI
13th April 2025
50AQI
50AQI
14th April 2025
56AQI
56AQI
15th April 2025
35AQI
35AQI
16th April 2025
51AQI
51AQI
17th April 2025
45AQI
45AQI
18th April 2025
51AQI
51AQI
19th April 2025
53AQI
53AQI
20th April 2025
43AQI
43AQI
21st April 2025
47AQI
47AQI
22nd April 2025
33AQI
33AQI
23rd April 2025
29AQI
29AQI
24th April 2025
34AQI
34AQI
25th April 2025
46AQI
46AQI
26th April 2025
48AQI
48AQI
27th April 2025
52AQI
52AQI
28th April 2025
42AQI
42AQI
29th April 2025
50AQI
50AQI
30th April 2025
51AQI
51AQI
1st May 2025
48AQI
48AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
44AQI
44AQI
4th May 2025
40AQI
40AQI
5th May 2025
44AQI
44AQI
6th May 2025
32AQI
32AQI
7th May 2025
38AQI
38AQI
8th May 2025
46AQI
46AQI
9th May 2025
31AQI
31AQI
10th May 2025
40AQI
40AQI
11th May 2025
43AQI
43AQI
12th May 2025
52AQI
52AQI
13th May 2025
55AQI
55AQI
14th May 2025
60AQI
60AQI
15th May 2025
57AQI
57AQI
16th May 2025
64AQI
64AQI
17th May 2025
36AQI
36AQI
18th May 2025
48AQI
48AQI
19th May 2025
52AQI
52AQI
20th May 2025
43AQI
43AQI
21st May 2025
32AQI
32AQI
22nd May 2025
35AQI
35AQI
23rd May 2025
46AQI
46AQI
24th May 2025
30AQI
30AQI
25th May 2025
32AQI
32AQI
26th May 2025
37AQI
37AQI
27th May 2025
43AQI
43AQI
28th May 2025
48AQI
48AQI
29th May 2025
39AQI
39AQI
30th May 2025
41AQI
41AQI
31st May 2025
39AQI
39AQI
1st June 2025
50AQI
50AQI
2nd June 2025
46AQI
46AQI
3rd June 2025
29AQI
29AQI
4th June 2025
43AQI
43AQI
5th June 2025
45AQI
45AQI
6th June 2025
53AQI
53AQI
7th June 2025
61AQI
61AQI
8th June 2025
59AQI
59AQI
9th June 2025
31AQI
31AQI
10th June 2025
29AQI
29AQI
11th June 2025
34AQI
34AQI
12th June 2025
34AQI
34AQI
13th June 2025
44AQI
44AQI
14th June 2025
27AQI
27AQI
15th June 2025
28AQI
28AQI
16th June 2025
28AQI
28AQI
17th June 2025
29AQI
29AQI
18th June 2025
34AQI
34AQI
19th June 2025
36AQI
36AQI
20th June 2025
38AQI
38AQI
21st June 2025
32AQI
32AQI
22nd June 2025
18AQI
18AQI
23rd June 2025
17AQI
17AQI
24th June 2025
24AQI
24AQI
25th June 2025
27AQI
27AQI
26th June 2025
25AQI
25AQI
27th June 2025
28AQI
28AQI
28th June 2025
32AQI
32AQI
29th June 2025
42AQI
42AQI
30th June 2025
54AQI
54AQI
1st July 2025
72AQI
72AQI
2nd July 2025
104AQI
104AQI
3rd July 2025
93AQI
93AQI
4th July 2025
93AQI
93AQI
5th July 2025
75AQI
75AQI
6th July 2025
58AQI
58AQI
7th July 2025
58AQI
58AQI
8th July 2025
63AQI
63AQI
9th July 2025
68AQI
68AQI
10th July 2025
49AQI
49AQI
11th July 2025
42AQI
42AQI
12th July 2025
41AQI
41AQI
13th July 2025
39AQI
39AQI
14th July 2025
36AQI
36AQI
15th July 2025
38AQI
38AQI
16th July 2025
54AQI
54AQI
17th July 2025
53AQI
53AQI
18th July 2025
34AQI
34AQI
19th July 2025
33AQI
33AQI
20th July 2025
31AQI
31AQI
21st July 2025
29AQI
29AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
36AQI
36AQI
24th July 2025
25AQI
25AQI
25th July 2025
23AQI
23AQI
26th July 2025
21AQI
21AQI
27th July 2025
21AQI
21AQI
28th July 2025
22AQI
22AQI
29th July 2025
24AQI
24AQI
30th July 2025
24AQI
24AQI
31st July 2025
27AQI
27AQI
1st August 2025
42AQI
42AQI
2nd August 2025
47AQI
47AQI
3rd August 2025
48AQI
48AQI
4th August 2025
45AQI
45AQI
5th August 2025
45AQI
45AQI
6th August 2025
46AQI
46AQI
7th August 2025
41AQI
41AQI
8th August 2025
38AQI
38AQI
9th August 2025
32AQI
32AQI
10th August 2025
37AQI
37AQI
11th August 2025
30AQI
30AQI
12th August 2025
35AQI
35AQI
13th August 2025
37AQI
37AQI
14th August 2025
38AQI
38AQI
15th August 2025
42AQI
42AQI
16th August 2025
42AQI
42AQI
17th August 2025
43AQI
43AQI
18th August 2025
48AQI
48AQI
19th August 2025
49AQI
49AQI
20th August 2025
38AQI
38AQI
21st August 2025
38AQI
38AQI
22nd August 2025
46AQI
46AQI
23rd August 2025
41AQI
41AQI
24th August 2025
39AQI
39AQI
25th August 2025
38AQI
38AQI
26th August 2025
35AQI
35AQI
27th August 2025
38AQI
38AQI
28th August 2025
42AQI
42AQI
29th August 2025
46AQI
46AQI
30th August 2025
51AQI
51AQI
31st August 2025
48AQI
48AQI
1st September 2025
39AQI
39AQI
2nd September 2025
41AQI
41AQI
3rd September 2025
38AQI
38AQI
4th September 2025
26AQI
26AQI
5th September 2025
27AQI
27AQI
6th September 2025
32AQI
32AQI
7th September 2025
35AQI
35AQI
8th September 2025
27AQI
27AQI
9th September 2025
27AQI
27AQI
10th September 2025
26AQI
26AQI
11th September 2025
34AQI
34AQI
12th September 2025
34AQI
34AQI
13th September 2025
30AQI
30AQI
14th September 2025
29AQI
29AQI
15th September 2025
29AQI
29AQI
16th September 2025
34AQI
34AQI
17th September 2025
29AQI
29AQI
18th September 2025
24AQI
24AQI
19th September 2025
30AQI
30AQI
20th September 2025
29AQI
29AQI
21st September 2025
25AQI
25AQI
22nd September 2025
34AQI
34AQI
23rd September 2025
28AQI
28AQI
24th September 2025
22AQI
22AQI
25th September 2025
34AQI
34AQI
26th September 2025
46AQI
46AQI
27th September 2025
25AQI
25AQI
28th September 2025
26AQI
26AQI
29th September 2025
23AQI
23AQI
30th September 2025
37AQI
37AQI
1st October 2025
43AQI
43AQI
2nd October 2025
50AQI
50AQI
3rd October 2025
59AQI
59AQI
4th October 2025
58AQI
58AQI
5th October 2025
52AQI
52AQI
6th October 2025
48AQI
48AQI
7th October 2025
52AQI
52AQI
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
44AQI
37AQI
45AQI
45AQI
43AQI
36AQI
46AQI
41AQI
31AQI
52AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202541AQI
24
7
27
1
21
10
21
9
25
6
26
4
20
10
1
30
1
30
3
4
227
52
1
Highest AQI recorded in
October52AQI
Lowest AQI recorded in
September31AQI
202437AQI
16
6
24
7
25
5
31
18
13
23
7
28
3
20
10
31
206
61
Highest AQI recorded in
January65AQI
Lowest AQI recorded in
July24AQI
202337AQI
25
6
22
6
26
5
19
11
24
7
22
8
28
3
28
3
24
6
29
2
25
4
26
4
298
65
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
August27AQI
202240AQI
25
6
16
5
21
10
25
5
18
13
24
6
20
5
2
1
24
5
25
6
22
8
29
2
251
72
Highest AQI recorded in
May47AQI
Lowest AQI recorded in
September35AQI
202137AQI
26
5
27
1
21
8
18
3
23
8
20
10
28
3
30
1
27
3
25
6
19
11
29
2
293
61
Highest AQI recorded in
May44AQI
Lowest AQI recorded in
August24AQI
202039AQI
10
3
13
8
12
6
21
9
30
1
17
14
18
1
22
9
25
5
22
9
190
65
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
July24AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
41AQILeast Polluted Year Recorded
2021(Avg.)
37AQIIwashita's annual 2025 AQI (41) shows an average percentage change of 8.1% (worsened AQI) compared to previous years: 2020 (39), 2021 (37), 2022 (40), 2023 (37), 2024 (37).
