Iwaki, Fukushima, 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
Iwaki, Fukushima, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Oct 2025
61AQILowest AQI recorded on
19th Oct 2021
22AQISame Day Analysis (10th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 49 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Oct - 11th Oct 2025
Iwaki, Fukushima, Japan
AQI
Day
Night
.
5 AM10th Oct 2025
5 PM
4 AM11th Oct 2025
Day time
Avg. Highest Time
3PM10th Oct
55AQI
Avg. Lowest Time
8AM10th Oct
45AQI
Night time
Avg. Highest Time
3AM11th Oct
59AQI
Avg. Lowest Time
11PM10th Oct
49AQI
In the last 24 hours,
Iwaki's AQI reached its highest point of 59 at 3 AM during the Night, while the lowest point, 45, was recorded at 8 AM during the Day between 10th Oct and 11th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Iwaki, Fukushima, Japan
SepOct
11th - 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 - 09th09th - 10th10th - 11th11th
Day
Night
11th Sep 2025365 AMAQI
11th Sep 2025356 AMAQI
11th Sep 2025367 AMAQI
11th Sep 2025358 AMAQI
11th Sep 2025289 AMAQI
11th Sep 20253510 AMAQI
11th Sep 20253011 AMAQI
11th Sep 20253512 PMAQI
11th Sep 2025361 PMAQI
11th Sep 2025322 PMAQI
11th Sep 2025323 PMAQI
11th Sep 2025284 PMAQI
11th Sep 2025335 PMAQI
11th Sep 2025356 PMAQI
11th Sep 2025337 PMAQI
11th Sep 2025378 PMAQI
11th Sep 2025339 PMAQI
11th Sep 20253410 PMAQI
11th Sep 20253111 PMAQI
12th Sep 20253412 AMAQI
12th Sep 2025351 AMAQI
12th Sep 2025372 AMAQI
12th Sep 2025373 AMAQI
12th Sep 2025364 AMAQI
22°C22/24°C
12th Sep 2025355 AMAQI
12th Sep 2025356 AMAQI
12th Sep 2025357 AMAQI
12th Sep 2025348 AMAQI
12th Sep 2025379 AMAQI
12th Sep 20253610 AMAQI
12th Sep 20253811 AMAQI
12th Sep 20253312 PMAQI
12th Sep 2025351 PMAQI
12th Sep 2025332 PMAQI
12th Sep 2025363 PMAQI
12th Sep 2025314 PMAQI
12th Sep 2025295 PMAQI
12th Sep 2025316 PMAQI
12th Sep 2025267 PMAQI
12th Sep 2025278 PMAQI
12th Sep 2025309 PMAQI
12th Sep 20252910 PMAQI
12th Sep 20253011 PMAQI
13th Sep 20253012 AMAQI
13th Sep 2025341 AMAQI
13th Sep 2025362 AMAQI
13th Sep 2025363 AMAQI
13th Sep 2025374 AMAQI
22°C21/23°C
13th Sep 2025375 AMAQI
13th Sep 2025356 AMAQI
13th Sep 2025367 AMAQI
13th Sep 2025358 AMAQI
13th Sep 2025259 AMAQI
13th Sep 20252610 AMAQI
13th Sep 20253911 AMAQI
13th Sep 20253012 PMAQI
13th Sep 2025281 PMAQI
13th Sep 2025252 PMAQI
13th Sep 2025233 PMAQI
13th Sep 2025254 PMAQI
13th Sep 2025235 PMAQI
13th Sep 2025206 PMAQI
13th Sep 2025207 PMAQI
13th Sep 2025288 PMAQI
13th Sep 2025289 PMAQI
13th Sep 20252810 PMAQI
13th Sep 20253011 PMAQI
14th Sep 20253012 AMAQI
14th Sep 2025371 AMAQI
14th Sep 2025362 AMAQI
14th Sep 2025363 AMAQI
14th Sep 2025354 AMAQI
23°C22/25°C
14th Sep 2025355 AMAQI
14th Sep 2025346 AMAQI
14th Sep 2025357 AMAQI
14th Sep 2025368 AMAQI
14th Sep 2025259 AMAQI
14th Sep 20252210 AMAQI
14th Sep 20252211 AMAQI
14th Sep 20252212 PMAQI
14th Sep 2025271 PMAQI
14th Sep 2025292 PMAQI
14th Sep 2025283 PMAQI
14th Sep 2025304 PMAQI
14th Sep 2025365 PMAQI
14th Sep 2025376 PMAQI
14th Sep 2025397 PMAQI
14th Sep 2025388 PMAQI
14th Sep 2025359 PMAQI
14th Sep 20253510 PMAQI
14th Sep 20253611 PMAQI
15th Sep 20253512 AMAQI
15th Sep 2025361 AMAQI
15th Sep 2025352 AMAQI
15th Sep 2025363 AMAQI
15th Sep 2025334 AMAQI
25°C22/30°C
15th Sep 2025335 AMAQI
15th Sep 2025346 AMAQI
15th Sep 2025347 AMAQI
15th Sep 2025348 AMAQI
15th Sep 2025409 AMAQI
15th Sep 20253410 AMAQI
15th Sep 20253911 AMAQI
15th Sep 20254212 PMAQI
15th Sep 2025401 PMAQI
15th Sep 2025312 PMAQI
15th Sep 2025283 PMAQI
15th Sep 2025314 PMAQI
15th Sep 2025325 PMAQI
15th Sep 2025336 PMAQI
15th Sep 2025347 PMAQI
15th Sep 2025318 PMAQI
15th Sep 2025339 PMAQI
15th Sep 20253410 PMAQI
15th Sep 20253511 PMAQI
16th Sep 20253312 AMAQI
16th Sep 2025351 AMAQI
16th Sep 2025352 AMAQI
16th Sep 2025353 AMAQI
16th Sep 2025354 AMAQI
24°C22/27°C
16th Sep 2025355 AMAQI
16th Sep 2025356 AMAQI
16th Sep 2025357 AMAQI
16th Sep 2025358 AMAQI
16th Sep 2025359 AMAQI
16th Sep 20254010 AMAQI
16th Sep 20253811 AMAQI
16th Sep 20253112 PMAQI
16th Sep 2025401 PMAQI
16th Sep 2025422 PMAQI
16th Sep 2025343 PMAQI
16th Sep 2025354 PMAQI
16th Sep 2025365 PMAQI
16th Sep 2025366 PMAQI
16th Sep 2025337 PMAQI
16th Sep 2025348 PMAQI
16th Sep 2025369 PMAQI
16th Sep 20253410 PMAQI
16th Sep 20253311 PMAQI
17th Sep 20253512 AMAQI
17th Sep 2025341 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025343 AMAQI
17th Sep 2025344 AMAQI
25°C21/29°C
17th Sep 2025355 AMAQI
17th Sep 2025356 AMAQI
17th Sep 2025357 AMAQI
17th Sep 2025358 AMAQI
17th Sep 2025469 AMAQI
17th Sep 20255710 AMAQI
17th Sep 20255511 AMAQI
17th Sep 20255512 PMAQI
17th Sep 2025561 PMAQI
17th Sep 2025562 PMAQI
17th Sep 2025493 PMAQI
17th Sep 2025434 PMAQI
17th Sep 2025475 PMAQI
17th Sep 2025426 PMAQI
17th Sep 2025397 PMAQI
17th Sep 2025398 PMAQI
17th Sep 2025399 PMAQI
17th Sep 20254110 PMAQI
17th Sep 20254011 PMAQI
18th Sep 20254112 AMAQI
18th Sep 2025361 AMAQI
18th Sep 2025342 AMAQI
18th Sep 2025343 AMAQI
18th Sep 2025364 AMAQI
26°C22/31°C
18th Sep 2025405 AMAQI
18th Sep 2025406 AMAQI
18th Sep 2025407 AMAQI
18th Sep 2025408 AMAQI
18th Sep 2025399 AMAQI
18th Sep 20254610 AMAQI
18th Sep 20255411 AMAQI
18th Sep 20255112 PMAQI
18th Sep 2025371 PMAQI
18th Sep 2025272 PMAQI
18th Sep 2025213 PMAQI
18th Sep 2025234 PMAQI
18th Sep 2025205 PMAQI
18th Sep 2025176 PMAQI
18th Sep 2025177 PMAQI
18th Sep 2025228 PMAQI
18th Sep 2025299 PMAQI
18th Sep 20252910 PMAQI
18th Sep 20252911 PMAQI
19th Sep 20253012 AMAQI
19th Sep 2025341 AMAQI
19th Sep 2025372 AMAQI
19th Sep 2025373 AMAQI
19th Sep 2025374 AMAQI
24°C20/29°C
19th Sep 2025375 AMAQI
19th Sep 2025376 AMAQI
19th Sep 2025387 AMAQI
19th Sep 2025388 AMAQI
19th Sep 2025229 AMAQI
19th Sep 20251810 AMAQI
19th Sep 20251811 AMAQI
19th Sep 20252012 PMAQI
19th Sep 2025221 PMAQI
19th Sep 2025212 PMAQI
19th Sep 2025233 PMAQI
19th Sep 2025254 PMAQI
19th Sep 2025265 PMAQI
19th Sep 2025286 PMAQI
19th Sep 2025267 PMAQI
19th Sep 2025288 PMAQI
19th Sep 2025299 PMAQI
19th Sep 20252910 PMAQI
19th Sep 20252811 PMAQI
20th Sep 20252812 AMAQI
20th Sep 2025301 AMAQI
20th Sep 2025342 AMAQI
20th Sep 2025343 AMAQI
20th Sep 2025344 AMAQI
21°C18/23°C
20th Sep 2025315 AMAQI
20th Sep 2025316 AMAQI
20th Sep 2025327 AMAQI
20th Sep 2025318 AMAQI
20th Sep 2025229 AMAQI
20th Sep 20251810 AMAQI
20th Sep 20251811 AMAQI
20th Sep 20252012 PMAQI
20th Sep 2025211 PMAQI
20th Sep 2025222 PMAQI
20th Sep 2025213 PMAQI
20th Sep 2025234 PMAQI
20th Sep 2025285 PMAQI
20th Sep 2025246 PMAQI
20th Sep 2025247 PMAQI
20th Sep 2025278 PMAQI
20th Sep 2025279 PMAQI
20th Sep 20252810 PMAQI
20th Sep 20253011 PMAQI
21st Sep 20252812 AMAQI
21st Sep 2025271 AMAQI
21st Sep 2025302 AMAQI
21st Sep 2025303 AMAQI
21st Sep 2025304 AMAQI
22°C20/25°C
21st Sep 2025285 AMAQI
21st Sep 2025286 AMAQI
21st Sep 2025287 AMAQI
21st Sep 2025288 AMAQI
21st Sep 2025209 AMAQI
21st Sep 20251710 AMAQI
21st Sep 20251911 AMAQI
21st Sep 20251612 PMAQI
21st Sep 2025171 PMAQI
21st Sep 2025182 PMAQI
21st Sep 2025223 PMAQI
21st Sep 2025204 PMAQI
21st Sep 2025205 PMAQI
21st Sep 2025236 PMAQI
21st Sep 2025257 PMAQI
21st Sep 2025248 PMAQI
21st Sep 2025269 PMAQI
21st Sep 20252610 PMAQI
21st Sep 20252611 PMAQI
22nd Sep 20252512 AMAQI
22nd Sep 2025261 AMAQI
22nd Sep 2025282 AMAQI
22nd Sep 2025283 AMAQI
22nd Sep 2025284 AMAQI
22°C18/26°C
22nd Sep 2025275 AMAQI
22nd Sep 2025266 AMAQI
22nd Sep 2025267 AMAQI
22nd Sep 2025268 AMAQI
22nd Sep 2025259 AMAQI
22nd Sep 20252310 AMAQI
22nd Sep 20252111 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025221 PMAQI
22nd Sep 2025232 PMAQI
22nd Sep 2025243 PMAQI
22nd Sep 2025214 PMAQI
22nd Sep 2025205 PMAQI
22nd Sep 2025236 PMAQI
22nd Sep 2025207 PMAQI
22nd Sep 2025238 PMAQI
22nd Sep 2025239 PMAQI
22nd Sep 20252310 PMAQI
22nd Sep 20252311 PMAQI
23rd Sep 20252412 AMAQI
23rd Sep 2025261 AMAQI
23rd Sep 2025272 AMAQI
23rd Sep 2025263 AMAQI
23rd Sep 2025274 AMAQI
19°C15/23°C
23rd Sep 2025265 AMAQI
23rd Sep 2025266 AMAQI
23rd Sep 2025267 AMAQI
23rd Sep 2025268 AMAQI
23rd Sep 2025229 AMAQI
23rd Sep 20252310 AMAQI
23rd Sep 20252511 AMAQI
23rd Sep 20252512 PMAQI
23rd Sep 2025231 PMAQI
23rd Sep 2025212 PMAQI
23rd Sep 2025203 PMAQI
23rd Sep 2025224 PMAQI
23rd Sep 2025215 PMAQI
23rd Sep 2025206 PMAQI
23rd Sep 2025227 PMAQI
23rd Sep 2025248 PMAQI
23rd Sep 2025249 PMAQI
23rd Sep 20252410 PMAQI
23rd Sep 20252311 PMAQI
24th Sep 20252212 AMAQI
24th Sep 2025231 AMAQI
24th Sep 2025262 AMAQI
24th Sep 2025263 AMAQI
24th Sep 2025264 AMAQI
18°C15/22°C
24th Sep 2025255 AMAQI
24th Sep 2025246 AMAQI
24th Sep 2025257 AMAQI
24th Sep 2025258 AMAQI
24th Sep 2025209 AMAQI
24th Sep 20252210 AMAQI
24th Sep 20252111 AMAQI
24th Sep 20251912 PMAQI
24th Sep 2025221 PMAQI
24th Sep 2025232 PMAQI
24th Sep 2025233 PMAQI
24th Sep 2025254 PMAQI
24th Sep 2025245 PMAQI
24th Sep 2025246 PMAQI
24th Sep 2025257 PMAQI
24th Sep 2025258 PMAQI
24th Sep 2025269 PMAQI
24th Sep 20252410 PMAQI
24th Sep 20252311 PMAQI
25th Sep 20252312 AMAQI
25th Sep 2025241 AMAQI
25th Sep 2025262 AMAQI
25th Sep 2025253 AMAQI
25th Sep 2025244 AMAQI
18°C15/22°C
25th Sep 2025245 AMAQI
25th Sep 2025246 AMAQI
25th Sep 2025247 AMAQI
25th Sep 2025248 AMAQI
25th Sep 2025209 AMAQI
25th Sep 20252710 AMAQI
25th Sep 20252811 AMAQI
25th Sep 20253112 PMAQI
25th Sep 2025291 PMAQI
25th Sep 2025402 PMAQI
25th Sep 2025433 PMAQI
25th Sep 2025464 PMAQI
25th Sep 2025475 PMAQI
25th Sep 2025426 PMAQI
25th Sep 2025397 PMAQI
25th Sep 2025398 PMAQI
25th Sep 2025399 PMAQI
25th Sep 20255110 PMAQI
25th Sep 20254811 PMAQI
26th Sep 20254612 AMAQI
26th Sep 2025541 AMAQI
26th Sep 2025542 AMAQI
26th Sep 2025513 AMAQI
26th Sep 2025534 AMAQI
21°C16/26°C
26th Sep 2025505 AMAQI
26th Sep 2025466 AMAQI
26th Sep 2025417 AMAQI
26th Sep 2025388 AMAQI
26th Sep 2025419 AMAQI
26th Sep 20253910 AMAQI
26th Sep 20253711 AMAQI
26th Sep 20253312 PMAQI
26th Sep 2025321 PMAQI
26th Sep 2025342 PMAQI
26th Sep 2025363 PMAQI
26th Sep 2025364 PMAQI
26th Sep 2025355 PMAQI
26th Sep 2025386 PMAQI
26th Sep 2025377 PMAQI
26th Sep 2025368 PMAQI
26th Sep 2025409 PMAQI
26th Sep 20253410 PMAQI
26th Sep 20253311 PMAQI
27th Sep 20252212 AMAQI
27th Sep 2025141 AMAQI
27th Sep 2025172 AMAQI
27th Sep 2025193 AMAQI
27th Sep 2025204 AMAQI
23°C20/27°C
27th Sep 2025225 AMAQI
27th Sep 2025276 AMAQI
27th Sep 2025287 AMAQI
27th Sep 2025228 AMAQI
27th Sep 2025239 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20253311 AMAQI
27th Sep 20253612 PMAQI
27th Sep 2025341 PMAQI
27th Sep 2025242 PMAQI
27th Sep 2025213 PMAQI
27th Sep 2025244 PMAQI
27th Sep 2025295 PMAQI
27th Sep 2025336 PMAQI
27th Sep 2025317 PMAQI
27th Sep 2025278 PMAQI
27th Sep 2025299 PMAQI
27th Sep 20253410 PMAQI
27th Sep 20253011 PMAQI
28th Sep 20252812 AMAQI
28th Sep 2025251 AMAQI
28th Sep 2025222 AMAQI
28th Sep 2025223 AMAQI
28th Sep 2025184 AMAQI
21°C18/26°C
28th Sep 2025165 AMAQI
28th Sep 2025186 AMAQI
28th Sep 2025197 AMAQI
28th Sep 2025188 AMAQI
28th Sep 2025199 AMAQI
28th Sep 20252610 AMAQI
28th Sep 20252711 AMAQI
28th Sep 20252912 PMAQI
28th Sep 2025271 PMAQI
28th Sep 2025232 PMAQI
28th Sep 2025273 PMAQI
28th Sep 2025304 PMAQI
28th Sep 2025335 PMAQI
28th Sep 2025326 PMAQI
28th Sep 2025257 PMAQI
28th Sep 2025278 PMAQI
28th Sep 2025329 PMAQI
28th Sep 20253210 PMAQI
28th Sep 20253611 PMAQI
29th Sep 20254012 AMAQI
29th Sep 2025381 AMAQI
29th Sep 2025342 AMAQI
29th Sep 2025253 AMAQI
29th Sep 2025244 AMAQI
21°C17/25°C
29th Sep 2025315 AMAQI
29th Sep 2025306 AMAQI
29th Sep 2025237 AMAQI
29th Sep 2025258 AMAQI
29th Sep 2025359 AMAQI
29th Sep 20253710 AMAQI
29th Sep 20252611 AMAQI
29th Sep 20252212 PMAQI
29th Sep 2025301 PMAQI
29th Sep 2025252 PMAQI
29th Sep 2025223 PMAQI
29th Sep 2025254 PMAQI
29th Sep 2025175 PMAQI
29th Sep 2025126 PMAQI
29th Sep 2025167 PMAQI
29th Sep 2025168 PMAQI
29th Sep 2025169 PMAQI
29th Sep 20251810 PMAQI
29th Sep 20251811 PMAQI
30th Sep 20251412 AMAQI
30th Sep 2025171 AMAQI
30th Sep 2025222 AMAQI
30th Sep 2025143 AMAQI
30th Sep 2025114 AMAQI
23°C18/28°C
30th Sep 2025195 AMAQI
30th Sep 2025206 AMAQI
30th Sep 2025207 AMAQI
30th Sep 2025208 AMAQI
30th Sep 2025249 AMAQI
30th Sep 20253110 AMAQI
30th Sep 20252111 AMAQI
30th Sep 20251812 PMAQI
30th Sep 2025221 PMAQI
30th Sep 2025212 PMAQI
30th Sep 2025233 PMAQI
30th Sep 2025274 PMAQI
30th Sep 2025285 PMAQI
30th Sep 2025306 PMAQI
30th Sep 2025347 PMAQI
30th Sep 2025308 PMAQI
30th Sep 2025319 PMAQI
30th Sep 20253110 PMAQI
30th Sep 20253411 PMAQI
1st Oct 20253112 AMAQI
1st Oct 2025331 AMAQI
1st Oct 2025322 AMAQI
1st Oct 2025263 AMAQI
1st Oct 2025294 AMAQI
20°C17/24°C
1st Oct 2025295 AMAQI
1st Oct 2025296 AMAQI
1st Oct 2025317 AMAQI
1st Oct 2025318 AMAQI
1st Oct 2025359 AMAQI
1st Oct 20253110 AMAQI
1st Oct 20253011 AMAQI
1st Oct 20252612 PMAQI
1st Oct 2025271 PMAQI
1st Oct 2025282 PMAQI
1st Oct 2025313 PMAQI
1st Oct 2025334 PMAQI
1st Oct 2025375 PMAQI
1st Oct 2025346 PMAQI
1st Oct 2025327 PMAQI
1st Oct 2025368 PMAQI
1st Oct 2025349 PMAQI
1st Oct 20252710 PMAQI
1st Oct 20252111 PMAQI
2nd Oct 20252612 AMAQI
2nd Oct 2025361 AMAQI
2nd Oct 2025372 AMAQI
2nd Oct 2025373 AMAQI
2nd Oct 2025374 AMAQI
19°C17/20°C
2nd Oct 2025375 AMAQI
2nd Oct 2025436 AMAQI
2nd Oct 2025437 AMAQI
2nd Oct 2025418 AMAQI
2nd Oct 2025429 AMAQI
2nd Oct 20254210 AMAQI
2nd Oct 20254611 AMAQI
2nd Oct 20254912 PMAQI
2nd Oct 2025491 PMAQI
2nd Oct 2025452 PMAQI
2nd Oct 2025413 PMAQI
2nd Oct 2025434 PMAQI
2nd Oct 2025445 PMAQI
2nd Oct 2025446 PMAQI
2nd Oct 2025487 PMAQI
2nd Oct 2025488 PMAQI
2nd Oct 2025479 PMAQI
2nd Oct 20254710 PMAQI
2nd Oct 20254811 PMAQI
3rd Oct 20254612 AMAQI
3rd Oct 2025451 AMAQI
3rd Oct 2025492 AMAQI
3rd Oct 2025533 AMAQI
3rd Oct 2025534 AMAQI
19°C15/25°C
3rd Oct 2025465 AMAQI
3rd Oct 2025386 AMAQI
3rd Oct 2025387 AMAQI
3rd Oct 2025408 AMAQI
3rd Oct 2025449 AMAQI
3rd Oct 20254010 AMAQI
3rd Oct 20254211 AMAQI
3rd Oct 20254812 PMAQI
3rd Oct 2025481 PMAQI
3rd Oct 2025492 PMAQI
3rd Oct 2025533 PMAQI
3rd Oct 2025554 PMAQI
3rd Oct 2025515 PMAQI
3rd Oct 2025536 PMAQI
3rd Oct 2025567 PMAQI
3rd Oct 2025518 PMAQI
3rd Oct 2025659 PMAQI
3rd Oct 20256410 PMAQI
3rd Oct 20256611 PMAQI
4th Oct 20256112 AMAQI
4th Oct 2025551 AMAQI
4th Oct 2025602 AMAQI
4th Oct 2025603 AMAQI
4th Oct 2025624 AMAQI
19°C16/23°C
4th Oct 2025615 AMAQI
4th Oct 2025586 AMAQI
4th Oct 2025587 AMAQI
4th Oct 2025568 AMAQI
4th Oct 2025619 AMAQI
4th Oct 20256210 AMAQI
4th Oct 20256311 AMAQI
4th Oct 20256612 PMAQI
4th Oct 2025611 PMAQI
4th Oct 2025632 PMAQI
4th Oct 2025643 PMAQI
4th Oct 2025634 PMAQI
4th Oct 2025625 PMAQI
4th Oct 2025606 PMAQI
4th Oct 2025597 PMAQI
4th Oct 2025618 PMAQI
4th Oct 2025649 PMAQI
4th Oct 20256210 PMAQI
4th Oct 20256111 PMAQI
5th Oct 20256212 AMAQI
5th Oct 2025611 AMAQI
5th Oct 2025602 AMAQI
5th Oct 2025583 AMAQI
5th Oct 2025564 AMAQI
20°C17/23°C
5th Oct 2025595 AMAQI
5th Oct 2025596 AMAQI
5th Oct 2025587 AMAQI
5th Oct 2025528 AMAQI
5th Oct 2025569 AMAQI
5th Oct 20256510 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20255712 PMAQI
5th Oct 2025581 PMAQI
5th Oct 2025672 PMAQI
5th Oct 2025633 PMAQI
5th Oct 2025504 PMAQI
5th Oct 2025555 PMAQI
5th Oct 2025566 PMAQI
5th Oct 2025557 PMAQI
5th Oct 2025608 PMAQI
5th Oct 2025639 PMAQI
5th Oct 20256410 PMAQI
5th Oct 20256311 PMAQI
6th Oct 20255712 AMAQI
6th Oct 2025491 AMAQI
6th Oct 2025542 AMAQI
6th Oct 2025573 AMAQI
6th Oct 2025594 AMAQI
22°C20/26°C
6th Oct 2025615 AMAQI
6th Oct 2025666 AMAQI
6th Oct 2025597 AMAQI
6th Oct 2025518 AMAQI
6th Oct 2025569 AMAQI
6th Oct 20256410 AMAQI
6th Oct 20255811 AMAQI
6th Oct 20255212 PMAQI
6th Oct 2025581 PMAQI
6th Oct 2025542 PMAQI
6th Oct 2025493 PMAQI
6th Oct 2025574 PMAQI
6th Oct 2025545 PMAQI
6th Oct 2025576 PMAQI
6th Oct 2025587 PMAQI
6th Oct 2025568 PMAQI
6th Oct 2025589 PMAQI
6th Oct 20256110 PMAQI
6th Oct 20256311 PMAQI
7th Oct 20256112 AMAQI
7th Oct 2025521 AMAQI
7th Oct 2025572 AMAQI
20°C18/23°C
7th Oct 2025478 PMAQI
7th Oct 2025289 PMAQI
7th Oct 20255310 PMAQI
7th Oct 20255311 PMAQI
8th Oct 20254912 AMAQI
8th Oct 2025481 AMAQI
8th Oct 2025512 AMAQI
8th Oct 2025533 AMAQI
8th Oct 2025464 AMAQI
18°C18/19°C
8th Oct 2025475 AMAQI
8th Oct 2025436 AMAQI
8th Oct 2025517 AMAQI
8th Oct 2025508 AMAQI
8th Oct 2025529 AMAQI
8th Oct 20255010 AMAQI
8th Oct 20255411 AMAQI
8th Oct 20255512 PMAQI
8th Oct 2025561 PMAQI
8th Oct 2025572 PMAQI
8th Oct 2025623 PMAQI
8th Oct 2025634 PMAQI
8th Oct 2025615 PMAQI
8th Oct 2025626 PMAQI
8th Oct 2025637 PMAQI
8th Oct 2025638 PMAQI
8th Oct 2025669 PMAQI
8th Oct 20256710 PMAQI
8th Oct 20256311 PMAQI
9th Oct 20256112 AMAQI
9th Oct 2025621 AMAQI
9th Oct 2025612 AMAQI
9th Oct 2025583 AMAQI
9th Oct 2025604 AMAQI
21°C18/26°C
9th Oct 2025585 AMAQI
9th Oct 2025566 AMAQI
9th Oct 2025517 AMAQI
9th Oct 2025458 AMAQI
9th Oct 2025459 AMAQI
9th Oct 20255310 AMAQI
9th Oct 20256011 AMAQI
9th Oct 20255912 PMAQI
9th Oct 2025621 PMAQI
9th Oct 2025562 PMAQI
9th Oct 2025543 PMAQI
9th Oct 2025524 PMAQI
9th Oct 2025505 PMAQI
9th Oct 2025506 PMAQI
9th Oct 2025497 PMAQI
9th Oct 2025488 PMAQI
9th Oct 2025409 PMAQI
9th Oct 20253910 PMAQI
9th Oct 20254811 PMAQI
10th Oct 20254612 AMAQI
10th Oct 2025461 AMAQI
10th Oct 2025452 AMAQI
10th Oct 2025443 AMAQI
10th Oct 2025494 AMAQI
18°C15/19°C
10th Oct 2025455 AMAQI
10th Oct 2025466 AMAQI
10th Oct 2025467 AMAQI
10th Oct 2025458 AMAQI
10th Oct 2025529 AMAQI
10th Oct 20254910 AMAQI
10th Oct 20255011 AMAQI
10th Oct 20255212 PMAQI
10th Oct 2025541 PMAQI
10th Oct 2025542 PMAQI
10th Oct 2025553 PMAQI
10th Oct 2025554 PMAQI
10th Oct 2025555 PMAQI
10th Oct 2025576 PMAQI
10th Oct 2025537 PMAQI
10th Oct 2025568 PMAQI
10th Oct 2025529 PMAQI
10th Oct 20254910 PMAQI
10th Oct 20254911 PMAQI
11th Oct 20255512 AMAQI
11th Oct 2025581 AMAQI
11th Oct 2025572 AMAQI
11th Oct 2025593 AMAQI
11th Oct 2025574 AMAQI
17°C13/20°C
11th Oct 2025505 AMAQI
5 AM11th Oct 2025516 AMAQI
11th Oct 2025527 AMAQI
11th Oct 2025508 AMAQI
11th Oct 2025449 AMAQI
11th Oct 20254410 AMAQI
11th Oct 20254611 AMAQI
11 AM11th Oct 20254412 PMAQI
11th Oct 2025471 PMAQI
11th Oct 2025402 PMAQI
11th Oct 2025433 PMAQI
11th Oct 2025454 PMAQI
11th Oct 2025475 PMAQI
5 PM11th Oct 2025496 PMAQI
11th Oct 2025507 PMAQI
11th Oct 2025508 PMAQI
11th Oct 2025319 PMAQI
11th Oct 20253010 PMAQI
11th Oct 20252811 PMAQI
11 PM4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 5 PM
37AQI
13 hours / Day
390 hours / Month
Avg. Lowest Time
5 AM - 9 AM
36AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 PM (Avg. 37), while the lowest AQI was between 5 AM to 9 AM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 11 PM
37AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
12 AM - 11 PM
37AQI
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. 37), while the lowest AQI was between 12 AM to 11 PM (Avg. 37).
2025 Days Vs Air Quality
Iwaki, Fukushima, Japan
2025
88%
249
12%
34
Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)
Good
249 DaysModerate
34 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 284 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
Iwaki, Fukushima, 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
28AQI
28AQI
2nd January 2025
27AQI
27AQI
3rd January 2025
26AQI
26AQI
4th January 2025
25AQI
25AQI
5th January 2025
25AQI
25AQI
6th January 2025
31AQI
31AQI
7th January 2025
27AQI
27AQI
8th January 2025
27AQI
27AQI
9th January 2025
26AQI
26AQI
10th January 2025
26AQI
26AQI
11th January 2025
25AQI
25AQI
12th January 2025
24AQI
24AQI
13th January 2025
26AQI
26AQI
14th January 2025
30AQI
30AQI
15th January 2025
26AQI
26AQI
16th January 2025
26AQI
26AQI
17th January 2025
25AQI
25AQI
18th January 2025
27AQI
27AQI
19th January 2025
31AQI
31AQI
20th January 2025
33AQI
33AQI
21st January 2025
42AQI
42AQI
22nd January 2025
35AQI
35AQI
23rd January 2025
40AQI
40AQI
24th January 2025
34AQI
34AQI
25th January 2025
33AQI
33AQI
26th January 2025
31AQI
31AQI
27th January 2025
27AQI
27AQI
28th January 2025
29AQI
29AQI
29th January 2025
29AQI
29AQI
30th January 2025
31AQI
31AQI
31st January 2025
28AQI
28AQI
1st February 2025
29AQI
29AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
26AQI
26AQI
4th February 2025
29AQI
29AQI
5th February 2025
28AQI
28AQI
6th February 2025
28AQI
28AQI
7th February 2025
28AQI
28AQI
8th February 2025
28AQI
28AQI
9th February 2025
28AQI
28AQI
10th February 2025
28AQI
28AQI
11th February 2025
29AQI
29AQI
12th February 2025
31AQI
31AQI
13th February 2025
33AQI
33AQI
14th February 2025
30AQI
30AQI
15th February 2025
29AQI
29AQI
16th February 2025
33AQI
33AQI
17th February 2025
36AQI
36AQI
18th February 2025
30AQI
30AQI
19th February 2025
30AQI
30AQI
20th February 2025
29AQI
29AQI
21st February 2025
30AQI
30AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
31AQI
31AQI
24th February 2025
31AQI
31AQI
25th February 2025
34AQI
34AQI
26th February 2025
40AQI
40AQI
27th February 2025
42AQI
42AQI
28th February 2025
47AQI
47AQI
1st March 2025
47AQI
47AQI
2nd March 2025
53AQI
53AQI
3rd March 2025
37AQI
37AQI
4th March 2025
38AQI
38AQI
5th March 2025
30AQI
30AQI
6th March 2025
33AQI
33AQI
7th March 2025
32AQI
32AQI
8th March 2025
33AQI
33AQI
9th March 2025
33AQI
33AQI
10th March 2025
38AQI
38AQI
11th March 2025
38AQI
38AQI
12th March 2025
44AQI
44AQI
13th March 2025
49AQI
49AQI
14th March 2025
40AQI
40AQI
15th March 2025
38AQI
38AQI
16th March 2025
27AQI
27AQI
17th March 2025
22AQI
22AQI
18th March 2025
27AQI
27AQI
19th March 2025
22AQI
22AQI
20th March 2025
25AQI
25AQI
21st March 2025
39AQI
39AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
48AQI
48AQI
24th March 2025
42AQI
42AQI
25th March 2025
62AQI
62AQI
26th March 2025
64AQI
64AQI
27th March 2025
65AQI
65AQI
28th March 2025
51AQI
51AQI
29th March 2025
39AQI
39AQI
30th March 2025
35AQI
35AQI
31st March 2025
34AQI
34AQI
1st April 2025
29AQI
29AQI
2nd April 2025
26AQI
26AQI
3rd April 2025
22AQI
22AQI
4th April 2025
22AQI
22AQI
5th April 2025
27AQI
27AQI
6th April 2025
30AQI
30AQI
7th April 2025
30AQI
30AQI
8th April 2025
41AQI
41AQI
9th April 2025
30AQI
30AQI
10th April 2025
44AQI
44AQI
11th April 2025
46AQI
46AQI
12th April 2025
35AQI
35AQI
13th April 2025
34AQI
34AQI
14th April 2025
35AQI
35AQI
15th April 2025
29AQI
29AQI
16th April 2025
26AQI
26AQI
17th April 2025
42AQI
42AQI
18th April 2025
53AQI
53AQI
19th April 2025
61AQI
61AQI
20th April 2025
57AQI
57AQI
21st April 2025
44AQI
44AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
35AQI
35AQI
24th April 2025
38AQI
38AQI
25th April 2025
38AQI
38AQI
26th April 2025
52AQI
52AQI
27th April 2025
50AQI
50AQI
28th April 2025
50AQI
50AQI
29th April 2025
33AQI
33AQI
30th April 2025
32AQI
32AQI
1st May 2025
31AQI
31AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
35AQI
35AQI
4th May 2025
35AQI
35AQI
5th May 2025
36AQI
36AQI
6th May 2025
32AQI
32AQI
7th May 2025
27AQI
27AQI
8th May 2025
32AQI
32AQI
9th May 2025
33AQI
33AQI
10th May 2025
29AQI
29AQI
11th May 2025
27AQI
27AQI
12th May 2025
25AQI
25AQI
13th May 2025
39AQI
39AQI
14th May 2025
38AQI
38AQI
15th May 2025
40AQI
40AQI
16th May 2025
47AQI
47AQI
17th May 2025
34AQI
34AQI
18th May 2025
47AQI
47AQI
19th May 2025
41AQI
41AQI
20th May 2025
61AQI
61AQI
21st May 2025
59AQI
59AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
47AQI
47AQI
24th May 2025
41AQI
41AQI
25th May 2025
30AQI
30AQI
26th May 2025
30AQI
30AQI
27th May 2025
30AQI
30AQI
28th May 2025
30AQI
30AQI
29th May 2025
32AQI
32AQI
30th May 2025
30AQI
30AQI
31st May 2025
22AQI
22AQI
1st June 2025
22AQI
22AQI
2nd June 2025
35AQI
35AQI
3rd June 2025
40AQI
40AQI
4th June 2025
33AQI
33AQI
5th June 2025
44AQI
44AQI
6th June 2025
49AQI
49AQI
7th June 2025
56AQI
56AQI
8th June 2025
60AQI
60AQI
9th June 2025
54AQI
54AQI
10th June 2025
45AQI
45AQI
11th June 2025
40AQI
40AQI
12th June 2025
41AQI
41AQI
13th June 2025
37AQI
37AQI
14th June 2025
36AQI
36AQI
15th June 2025
34AQI
34AQI
16th June 2025
30AQI
30AQI
17th June 2025
36AQI
36AQI
18th June 2025
39AQI
39AQI
19th June 2025
41AQI
41AQI
20th June 2025
34AQI
34AQI
21st June 2025
36AQI
36AQI
22nd June 2025
39AQI
39AQI
23rd June 2025
41AQI
41AQI
24th June 2025
39AQI
39AQI
25th June 2025
37AQI
37AQI
26th June 2025
31AQI
31AQI
27th June 2025
36AQI
36AQI
28th June 2025
34AQI
34AQI
29th June 2025
37AQI
37AQI
30th June 2025
41AQI
41AQI
1st July 2025
43AQI
43AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
51AQI
51AQI
4th July 2025
49AQI
49AQI
5th July 2025
53AQI
53AQI
6th July 2025
55AQI
55AQI
7th July 2025
62AQI
62AQI
8th July 2025
65AQI
65AQI
9th July 2025
66AQI
66AQI
10th July 2025
51AQI
51AQI
11th July 2025
47AQI
47AQI
12th July 2025
47AQI
47AQI
13th July 2025
50AQI
50AQI
14th July 2025
46AQI
46AQI
15th July 2025
48AQI
48AQI
16th July 2025
49AQI
49AQI
17th July 2025
48AQI
48AQI
18th July 2025
46AQI
46AQI
19th July 2025
42AQI
42AQI
20th July 2025
45AQI
45AQI
21st July 2025
46AQI
46AQI
22nd July 2025
48AQI
48AQI
23rd July 2025
51AQI
51AQI
24th July 2025
53AQI
53AQI
25th July 2025
54AQI
54AQI
26th July 2025
54AQI
54AQI
27th July 2025
53AQI
53AQI
28th July 2025
52AQI
52AQI
29th July 2025
49AQI
49AQI
30th July 2025
48AQI
48AQI
31st July 2025
40AQI
40AQI
1st August 2025
38AQI
38AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
40AQI
40AQI
4th August 2025
49AQI
49AQI
5th August 2025
44AQI
44AQI
6th August 2025
42AQI
42AQI
7th August 2025
36AQI
36AQI
8th August 2025
34AQI
34AQI
9th August 2025
33AQI
33AQI
10th August 2025
35AQI
35AQI
11th August 2025
33AQI
33AQI
12th August 2025
31AQI
31AQI
13th August 2025
31AQI
31AQI
14th August 2025
34AQI
34AQI
15th August 2025
33AQI
33AQI
16th August 2025
33AQI
33AQI
17th August 2025
36AQI
36AQI
18th August 2025
40AQI
40AQI
19th August 2025
41AQI
41AQI
20th August 2025
46AQI
46AQI
21st August 2025
47AQI
47AQI
22nd August 2025
49AQI
49AQI
23rd August 2025
48AQI
48AQI
24th August 2025
51AQI
51AQI
25th August 2025
49AQI
49AQI
26th August 2025
51AQI
51AQI
27th August 2025
44AQI
44AQI
28th August 2025
39AQI
39AQI
29th August 2025
42AQI
42AQI
30th August 2025
44AQI
44AQI
31st August 2025
44AQI
44AQI
1st September 2025
42AQI
42AQI
2nd September 2025
36AQI
36AQI
3rd September 2025
35AQI
35AQI
4th September 2025
31AQI
31AQI
5th September 2025
27AQI
27AQI
6th September 2025
29AQI
29AQI
7th September 2025
31AQI
31AQI
8th September 2025
36AQI
36AQI
9th September 2025
40AQI
40AQI
10th September 2025
37AQI
37AQI
11th September 2025
34AQI
34AQI
12th September 2025
33AQI
33AQI
13th September 2025
30AQI
30AQI
14th September 2025
33AQI
33AQI
15th September 2025
35AQI
35AQI
16th September 2025
35AQI
35AQI
17th September 2025
42AQI
42AQI
18th September 2025
33AQI
33AQI
19th September 2025
29AQI
29AQI
20th September 2025
27AQI
27AQI
21st September 2025
25AQI
25AQI
22nd September 2025
24AQI
24AQI
23rd September 2025
24AQI
24AQI
24th September 2025
24AQI
24AQI
25th September 2025
35AQI
35AQI
26th September 2025
41AQI
41AQI
27th September 2025
27AQI
27AQI
28th September 2025
26AQI
26AQI
29th September 2025
27AQI
27AQI
30th September 2025
23AQI
23AQI
1st October 2025
31AQI
31AQI
2nd October 2025
40AQI
40AQI
3rd October 2025
50AQI
50AQI
4th October 2025
61AQI
61AQI
5th October 2025
60AQI
60AQI
6th October 2025
59AQI
59AQI
7th October 2025
49AQI
49AQI
8th October 2025
55AQI
55AQI
9th October 2025
54AQI
54AQI
10th October 2025
49AQI
49AQI
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
29AQI
31AQI
40AQI
38AQI
36AQI
39AQI
50AQI
41AQI
32AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
31
28
26
5
26
4
29
2
27
3
18
13
29
2
30
5
5
249
34
Highest AQI recorded in
October51AQI
Lowest AQI recorded in
January29AQI
202435AQI
31
29
27
4
22
8
28
3
28
2
20
11
31
28
2
30
1
30
31
335
31
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
December26AQI
202338AQI
31
27
1
27
4
14
16
18
13
8
22
28
3
31
30
31
28
1
31
304
60
Highest AQI recorded in
June61AQI
Lowest AQI recorded in
December28AQI
202234AQI
30
21
1
29
2
28
2
29
2
26
4
23
1
1
29
31
30
31
308
12
Highest AQI recorded in
March40AQI
Lowest AQI recorded in
December26AQI
202131AQI
31
26
2
28
1
21
30
1
26
4
31
31
30
30
1
30
31
345
9
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
January24AQI
202029AQI
13
21
17
1
27
3
31
23
8
19
30
1
27
3
31
239
16
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
December20AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
38AQILeast Polluted Year Recorded
2020(Avg.)
29AQIIwaki's annual 2025 AQI (38) shows an average percentage change of 14.06% (worsened AQI) compared to previous years: 2020 (29), 2021 (31), 2022 (34), 2023 (38), 2024 (35).
