Kojimashionasu, Hayashima, Okayama, 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+
August Air Quality Analysis
Kojimashionasu, Hayashima, Okayama, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2021
76AQILowest AQI recorded on
29th Aug 2024
15AQISame Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 48 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Kojimashionasu, Hayashima, Okayama, Japan
AQI
Day
Night
.
5 AM11th Aug 2025
7 PM
4 AM12th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
8AM11th Aug
50AQI
Avg. Lowest Time
7PM11th Aug
26AQI
In the last 24 hours,
Kojimashionasu's AQI reached its highest point of 50 at 8 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kojimashionasu, Hayashima, Okayama, Japan
JulAug
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
13th Jul 2025645 AMAQI
13th Jul 2025646 AMAQI
13th Jul 2025647 AMAQI
13th Jul 2025648 AMAQI
13th Jul 2025469 AMAQI
13th Jul 20252810 AMAQI
13th Jul 20252711 AMAQI
13th Jul 20252612 PMAQI
13th Jul 2025341 PMAQI
13th Jul 2025322 PMAQI
13th Jul 2025333 PMAQI
13th Jul 2025314 PMAQI
13th Jul 2025305 PMAQI
13th Jul 2025346 PMAQI
13th Jul 2025337 PMAQI
13th Jul 2025408 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025642 AMAQI
14th Jul 2025643 AMAQI
14th Jul 2025634 AMAQI
28°C25/32°C
14th Jul 2025605 AMAQI
14th Jul 2025596 AMAQI
14th Jul 2025607 AMAQI
14th Jul 2025598 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20252010 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025212 PMAQI
14th Jul 2025203 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025602 AMAQI
15th Jul 2025603 AMAQI
15th Jul 2025594 AMAQI
25°C23/27°C
15th Jul 2025565 AMAQI
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025568 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252010 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252812 PMAQI
15th Jul 2025321 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025343 PMAQI
15th Jul 2025334 PMAQI
15th Jul 2025385 PMAQI
15th Jul 2025466 PMAQI
15th Jul 2025547 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025579 PMAQI
15th Jul 20255610 PMAQI
15th Jul 20255511 PMAQI
16th Jul 20255612 AMAQI
16th Jul 2025571 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025573 AMAQI
16th Jul 2025564 AMAQI
26°C22/31°C
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025609 AMAQI
16th Jul 20255710 AMAQI
16th Jul 20255711 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025602 PMAQI
16th Jul 2025623 PMAQI
16th Jul 2025634 PMAQI
16th Jul 2025615 PMAQI
16th Jul 2025626 PMAQI
16th Jul 2025607 PMAQI
16th Jul 2025608 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20255710 PMAQI
16th Jul 20255711 PMAQI
17th Jul 20255712 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025564 AMAQI
28°C24/33°C
17th Jul 2025565 AMAQI
17th Jul 2025566 AMAQI
17th Jul 2025567 AMAQI
17th Jul 2025568 AMAQI
17th Jul 2025369 AMAQI
17th Jul 20255610 AMAQI
17th Jul 20255611 AMAQI
17th Jul 20252712 PMAQI
17th Jul 2025251 PMAQI
17th Jul 2025232 PMAQI
17th Jul 2025203 PMAQI
17th Jul 2025204 PMAQI
17th Jul 2025195 PMAQI
17th Jul 2025206 PMAQI
17th Jul 2025197 PMAQI
17th Jul 2025268 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025552 AMAQI
18th Jul 2025563 AMAQI
18th Jul 2025554 AMAQI
26°C24/29°C
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20251910 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252212 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025305 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025337 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025439 PMAQI
18th Jul 20254410 PMAQI
18th Jul 20254411 PMAQI
19th Jul 20254412 AMAQI
19th Jul 2025481 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025524 AMAQI
26°C24/30°C
19th Jul 2025505 AMAQI
19th Jul 2025496 AMAQI
19th Jul 2025487 AMAQI
19th Jul 2025488 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20251910 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025231 PMAQI
19th Jul 2025202 PMAQI
19th Jul 2025183 PMAQI
19th Jul 2025184 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025236 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025389 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025431 AMAQI
20th Jul 2025512 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025504 AMAQI
27°C24/31°C
20th Jul 2025465 AMAQI
20th Jul 2025456 AMAQI
20th Jul 2025467 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20251710 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025257 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253510 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025454 AMAQI
28°C24/32°C
21st Jul 2025425 AMAQI
21st Jul 2025426 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025418 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025313 PMAQI
21st Jul 2025324 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025306 PMAQI
21st Jul 2025267 PMAQI
21st Jul 2025298 PMAQI
21st Jul 2025389 PMAQI
21st Jul 20254210 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025423 AMAQI
22nd Jul 2025404 AMAQI
28°C25/32°C
22nd Jul 2025385 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252610 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20254412 PMAQI
22nd Jul 2025531 PMAQI
22nd Jul 2025562 PMAQI
22nd Jul 2025603 PMAQI
22nd Jul 2025574 PMAQI
22nd Jul 2025565 PMAQI
22nd Jul 2025546 PMAQI
22nd Jul 2025547 PMAQI
22nd Jul 2025498 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20254210 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254012 AMAQI
23rd Jul 2025401 AMAQI
23rd Jul 2025402 AMAQI
23rd Jul 2025403 AMAQI
23rd Jul 2025404 AMAQI
28°C25/32°C
23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20253011 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025461 PMAQI
23rd Jul 2025532 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025554 PMAQI
23rd Jul 2025535 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025337 PMAQI
23rd Jul 2025338 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20253610 PMAQI
23rd Jul 20253611 PMAQI
24th Jul 20253612 AMAQI
24th Jul 2025361 AMAQI
24th Jul 2025392 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025394 AMAQI
28°C25/32°C
24th Jul 2025405 AMAQI
24th Jul 2025406 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025269 AMAQI
24th Jul 20252510 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20254112 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025464 PMAQI
24th Jul 2025365 PMAQI
24th Jul 2025296 PMAQI
24th Jul 2025277 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20253010 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252712 AMAQI
25th Jul 2025321 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025394 AMAQI
29°C25/33°C
25th Jul 2025405 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025209 AMAQI
25th Jul 20251610 AMAQI
25th Jul 20251611 AMAQI
25th Jul 20251612 PMAQI
25th Jul 2025181 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025193 PMAQI
25th Jul 2025194 PMAQI
25th Jul 2025175 PMAQI
25th Jul 2025166 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20252710 PMAQI
25th Jul 20252511 PMAQI
26th Jul 20252412 AMAQI
26th Jul 2025281 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025373 AMAQI
26th Jul 2025364 AMAQI
29°C25/33°C
26th Jul 2025345 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025337 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025189 AMAQI
26th Jul 20251410 AMAQI
26th Jul 20251511 AMAQI
26th Jul 20251712 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025192 PMAQI
26th Jul 2025213 PMAQI
26th Jul 2025204 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025176 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20252512 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025323 AMAQI
27th Jul 2025314 AMAQI
29°C26/33°C
27th Jul 2025305 AMAQI
27th Jul 2025306 AMAQI
27th Jul 2025297 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20251510 AMAQI
27th Jul 20251711 AMAQI
27th Jul 20251812 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025183 PMAQI
27th Jul 2025184 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20252510 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025293 AMAQI
28th Jul 2025294 AMAQI
29°C25/33°C
28th Jul 2025275 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20253112 PMAQI
28th Jul 2025291 PMAQI
28th Jul 2025292 PMAQI
28th Jul 2025283 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025285 PMAQI
28th Jul 2025236 PMAQI
28th Jul 2025217 PMAQI
28th Jul 2025238 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252511 PMAQI
29th Jul 20252312 AMAQI
29th Jul 2025241 AMAQI
29th Jul 2025272 AMAQI
29th Jul 2025283 AMAQI
29th Jul 2025274 AMAQI
29°C24/33°C
29th Jul 2025275 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025219 AMAQI
29th Jul 20252110 AMAQI
29th Jul 20253211 AMAQI
29th Jul 20253912 PMAQI
29th Jul 2025391 PMAQI
29th Jul 2025382 PMAQI
29th Jul 2025373 PMAQI
29th Jul 2025404 PMAQI
29th Jul 2025475 PMAQI
29th Jul 2025516 PMAQI
29th Jul 2025497 PMAQI
29th Jul 2025518 PMAQI
29th Jul 2025469 PMAQI
29th Jul 20254210 PMAQI
29th Jul 20253911 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025361 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025273 AMAQI
30th Jul 2025274 AMAQI
29°C25/34°C
30th Jul 2025285 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025297 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025329 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20253811 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025391 PMAQI
30th Jul 2025442 PMAQI
30th Jul 2025503 PMAQI
30th Jul 2025534 PMAQI
30th Jul 2025545 PMAQI
30th Jul 2025566 PMAQI
30th Jul 2025587 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025469 PMAQI
30th Jul 20254810 PMAQI
30th Jul 20254711 PMAQI
31st Jul 20254412 AMAQI
31st Jul 2025381 AMAQI
31st Jul 2025302 AMAQI
31st Jul 2025303 AMAQI
31st Jul 2025314 AMAQI
29°C26/34°C
31st Jul 2025315 AMAQI
31st Jul 2025316 AMAQI
31st Jul 2025317 AMAQI
31st Jul 2025318 AMAQI
31st Jul 2025319 AMAQI
31st Jul 20253110 AMAQI
31st Jul 20254011 AMAQI
31st Jul 20254612 PMAQI
31st Jul 2025511 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025543 PMAQI
31st Jul 2025574 PMAQI
31st Jul 2025595 PMAQI
31st Jul 2025576 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025468 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20254510 PMAQI
31st Jul 20253611 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025323 AMAQI
1st Aug 2025344 AMAQI
29°C26/33°C
1st Aug 2025355 AMAQI
1st Aug 2025356 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025459 AMAQI
1st Aug 20254710 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20255212 PMAQI
1st Aug 2025541 PMAQI
1st Aug 2025582 PMAQI
1st Aug 2025593 PMAQI
1st Aug 2025614 PMAQI
1st Aug 2025625 PMAQI
1st Aug 2025626 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025489 PMAQI
1st Aug 20254210 PMAQI
1st Aug 20254411 PMAQI
2nd Aug 20253912 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025342 AMAQI
2nd Aug 2025353 AMAQI
2nd Aug 2025364 AMAQI
29°C26/33°C
2nd Aug 2025375 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025479 AMAQI
2nd Aug 20254910 AMAQI
2nd Aug 20255311 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025601 PMAQI
2nd Aug 2025652 PMAQI
2nd Aug 2025653 PMAQI
2nd Aug 2025604 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025456 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025468 PMAQI
2nd Aug 2025419 PMAQI
2nd Aug 20253910 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20254512 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025404 AMAQI
30°C26/34°C
3rd Aug 2025435 AMAQI
3rd Aug 2025426 AMAQI
3rd Aug 2025417 AMAQI
3rd Aug 2025428 AMAQI
3rd Aug 2025459 AMAQI
3rd Aug 20254710 AMAQI
3rd Aug 20254911 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025502 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025554 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025428 PMAQI
3rd Aug 2025479 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254311 PMAQI
4th Aug 20254712 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025413 AMAQI
4th Aug 2025434 AMAQI
29°C25/34°C
4th Aug 2025445 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20257610 AMAQI
4th Aug 20258911 AMAQI
4th Aug 20258512 PMAQI
4th Aug 2025761 PMAQI
4th Aug 2025802 PMAQI
4th Aug 2025873 PMAQI
4th Aug 2025734 PMAQI
4th Aug 2025755 PMAQI
4th Aug 2025706 PMAQI
4th Aug 2025677 PMAQI
4th Aug 2025588 PMAQI
4th Aug 2025569 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254911 PMAQI
5th Aug 20255112 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025432 AMAQI
5th Aug 2025423 AMAQI
5th Aug 2025524 AMAQI
30°C27/34°C
5th Aug 2025555 AMAQI
5th Aug 2025556 AMAQI
5th Aug 2025547 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025469 AMAQI
5th Aug 20255510 AMAQI
5th Aug 20254811 AMAQI
5th Aug 20255812 PMAQI
5th Aug 2025621 PMAQI
5th Aug 2025522 PMAQI
5th Aug 2025443 PMAQI
5th Aug 2025504 PMAQI
5th Aug 2025485 PMAQI
5th Aug 2025486 PMAQI
5th Aug 2025487 PMAQI
5th Aug 2025478 PMAQI
5th Aug 2025509 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20255112 AMAQI
6th Aug 2025511 AMAQI
6th Aug 2025512 AMAQI
6th Aug 2025503 AMAQI
6th Aug 2025514 AMAQI
29°C26/33°C
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025509 AMAQI
6th Aug 20254210 AMAQI
6th Aug 20255411 AMAQI
6th Aug 20255412 PMAQI
6th Aug 2025461 PMAQI
6th Aug 2025452 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025514 PMAQI
6th Aug 2025525 PMAQI
6th Aug 2025516 PMAQI
6th Aug 2025547 PMAQI
6th Aug 2025548 PMAQI
6th Aug 2025539 PMAQI
6th Aug 20255310 PMAQI
6th Aug 20255311 PMAQI
7th Aug 20255012 AMAQI
7th Aug 2025491 AMAQI
7th Aug 2025502 AMAQI
7th Aug 2025513 AMAQI
7th Aug 2025504 AMAQI
30°C27/34°C
7th Aug 2025505 AMAQI
7th Aug 2025506 AMAQI
7th Aug 2025497 AMAQI
7th Aug 2025498 AMAQI
7th Aug 2025479 AMAQI
7th Aug 20254810 AMAQI
7th Aug 20254711 AMAQI
7th Aug 20254812 PMAQI
7th Aug 2025431 PMAQI
7th Aug 2025412 PMAQI
7th Aug 2025343 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025395 PMAQI
7th Aug 2025486 PMAQI
7th Aug 2025537 PMAQI
7th Aug 2025528 PMAQI
7th Aug 2025449 PMAQI
7th Aug 20254010 PMAQI
7th Aug 20253911 PMAQI
8th Aug 20254112 AMAQI
8th Aug 2025441 AMAQI
8th Aug 2025502 AMAQI
8th Aug 2025513 AMAQI
8th Aug 2025504 AMAQI
28°C25/32°C
8th Aug 2025505 AMAQI
8th Aug 2025506 AMAQI
8th Aug 2025507 AMAQI
8th Aug 2025498 AMAQI
8th Aug 2025319 AMAQI
8th Aug 20252710 AMAQI
8th Aug 20253111 AMAQI
8th Aug 20254012 PMAQI
8th Aug 2025511 PMAQI
8th Aug 2025602 PMAQI
8th Aug 2025553 PMAQI
8th Aug 2025534 PMAQI
8th Aug 2025535 PMAQI
8th Aug 2025546 PMAQI
8th Aug 2025547 PMAQI
8th Aug 2025538 PMAQI
8th Aug 2025529 PMAQI
8th Aug 20255010 PMAQI
8th Aug 20254611 PMAQI
9th Aug 20254212 AMAQI
9th Aug 2025461 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025503 AMAQI
9th Aug 2025504 AMAQI
27°C24/31°C
9th Aug 2025505 AMAQI
9th Aug 2025506 AMAQI
9th Aug 2025497 AMAQI
9th Aug 2025498 AMAQI
9th Aug 2025389 AMAQI
9th Aug 20253810 AMAQI
9th Aug 20254311 AMAQI
9th Aug 20254912 PMAQI
9th Aug 2025521 PMAQI
9th Aug 2025532 PMAQI
9th Aug 2025543 PMAQI
9th Aug 2025574 PMAQI
9th Aug 2025565 PMAQI
9th Aug 2025526 PMAQI
9th Aug 2025387 PMAQI
9th Aug 2025348 PMAQI
9th Aug 2025409 PMAQI
9th Aug 20254110 PMAQI
9th Aug 20253811 PMAQI
10th Aug 20253912 AMAQI
10th Aug 2025441 AMAQI
10th Aug 2025492 AMAQI
10th Aug 2025493 AMAQI
10th Aug 2025494 AMAQI
24°C22/26°C
10th Aug 2025505 AMAQI
10th Aug 2025506 AMAQI
10th Aug 2025497 AMAQI
10th Aug 2025508 AMAQI
10th Aug 2025479 AMAQI
10th Aug 20255110 AMAQI
10th Aug 20255411 AMAQI
10th Aug 20255612 PMAQI
10th Aug 2025551 PMAQI
10th Aug 2025512 PMAQI
10th Aug 2025493 PMAQI
10th Aug 2025514 PMAQI
10th Aug 2025525 PMAQI
10th Aug 2025506 PMAQI
10th Aug 2025487 PMAQI
10th Aug 2025468 PMAQI
10th Aug 2025449 PMAQI
10th Aug 20253710 PMAQI
10th Aug 20253611 PMAQI
11th Aug 20253312 AMAQI
11th Aug 2025401 AMAQI
11th Aug 2025492 AMAQI
11th Aug 2025483 AMAQI
11th Aug 2025484 AMAQI
24°C23/25°C
11th Aug 2025495 AMAQI
11th Aug 2025486 AMAQI
11th Aug 2025497 AMAQI
11th Aug 2025508 AMAQI
11th Aug 2025399 AMAQI
11th Aug 20253310 AMAQI
11th Aug 20253311 AMAQI
11th Aug 20252812 PMAQI
11th Aug 2025311 PMAQI
11th Aug 2025372 PMAQI
11th Aug 2025303 PMAQI
11th Aug 2025274 PMAQI
11th Aug 2025325 PMAQI
11th Aug 2025316 PMAQI
11th Aug 2025267 PMAQI
11th Aug 2025328 PMAQI
11th Aug 2025349 PMAQI
11th Aug 20253510 PMAQI
11th Aug 20253411 PMAQI
12th Aug 20253712 AMAQI
12th Aug 2025421 AMAQI
12th Aug 2025422 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
44AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 44), while the lowest AQI was between 10 AM to 10 AM (Avg. 33).
Night time
Avg. Highest Time
12 AM - 4 AM
43AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM
40AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 43), while the lowest AQI was between 8 PM to 8 PM (Avg. 40).
2025 Days Vs Air Quality
Kojimashionasu, Hayashima, Okayama, Japan
2025
59%
132
39%
87
1%
3
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
132 DaysModerate
87 DaysPoor
3 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 59%
Health Risk Level:
Considerable
In 2025, 59% of 223 days were within WHO’s safe air quality limits, and 41% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Kojimashionasu, Hayashima, Okayama, 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.
1st January 2025
38AQI
38AQI
2nd January 2025
43AQI
43AQI
3rd January 2025
39AQI
39AQI
4th January 2025
39AQI
39AQI
5th January 2025
38AQI
38AQI
6th January 2025
53AQI
53AQI
7th January 2025
42AQI
42AQI
8th January 2025
44AQI
44AQI
9th January 2025
39AQI
39AQI
10th January 2025
36AQI
36AQI
11th January 2025
36AQI
36AQI
12th January 2025
39AQI
39AQI
13th January 2025
36AQI
36AQI
14th January 2025
47AQI
47AQI
15th January 2025
47AQI
47AQI
16th January 2025
45AQI
45AQI
17th January 2025
38AQI
38AQI
18th January 2025
35AQI
35AQI
19th January 2025
44AQI
44AQI
20th January 2025
56AQI
56AQI
21st January 2025
51AQI
51AQI
22nd January 2025
67AQI
67AQI
23rd January 2025
91AQI
91AQI
24th January 2025
74AQI
74AQI
25th January 2025
50AQI
50AQI
26th January 2025
45AQI
45AQI
27th January 2025
38AQI
38AQI
28th January 2025
41AQI
41AQI
29th January 2025
37AQI
37AQI
30th January 2025
53AQI
53AQI
31st January 2025
67AQI
67AQI
1st February 2025
74AQI
74AQI
2nd February 2025
53AQI
53AQI
3rd February 2025
61AQI
61AQI
4th February 2025
48AQI
48AQI
5th February 2025
46AQI
46AQI
6th February 2025
36AQI
36AQI
7th February 2025
44AQI
44AQI
8th February 2025
38AQI
38AQI
9th February 2025
37AQI
37AQI
10th February 2025
37AQI
37AQI
11th February 2025
39AQI
39AQI
12th February 2025
39AQI
39AQI
13th February 2025
33AQI
33AQI
14th February 2025
42AQI
42AQI
15th February 2025
30AQI
30AQI
16th February 2025
55AQI
55AQI
17th February 2025
47AQI
47AQI
18th February 2025
46AQI
46AQI
19th February 2025
41AQI
41AQI
20th February 2025
41AQI
41AQI
21st February 2025
36AQI
36AQI
22nd February 2025
41AQI
41AQI
23rd February 2025
38AQI
38AQI
24th February 2025
42AQI
42AQI
25th February 2025
44AQI
44AQI
26th February 2025
45AQI
45AQI
27th February 2025
70AQI
70AQI
28th February 2025
79AQI
79AQI
1st March 2025
112AQI
112AQI
2nd March 2025
111AQI
111AQI
3rd March 2025
63AQI
63AQI
4th March 2025
53AQI
53AQI
5th March 2025
41AQI
41AQI
6th March 2025
41AQI
41AQI
7th March 2025
38AQI
38AQI
8th March 2025
43AQI
43AQI
9th March 2025
44AQI
44AQI
10th March 2025
44AQI
44AQI
11th March 2025
37AQI
37AQI
12th March 2025
56AQI
56AQI
13th March 2025
58AQI
58AQI
14th March 2025
49AQI
49AQI
15th March 2025
41AQI
41AQI
16th March 2025
30AQI
30AQI
17th March 2025
45AQI
45AQI
18th March 2025
35AQI
35AQI
19th March 2025
44AQI
44AQI
20th March 2025
50AQI
50AQI
21st March 2025
60AQI
60AQI
22nd March 2025
66AQI
66AQI
23rd March 2025
69AQI
69AQI
24th March 2025
78AQI
78AQI
25th March 2025
74AQI
74AQI
26th March 2025
85AQI
85AQI
27th March 2025
83AQI
83AQI
28th March 2025
56AQI
56AQI
29th March 2025
53AQI
53AQI
30th March 2025
43AQI
43AQI
31st March 2025
42AQI
42AQI
1st April 2025
41AQI
41AQI
2nd April 2025
48AQI
48AQI
3rd April 2025
30AQI
30AQI
4th April 2025
44AQI
44AQI
5th April 2025
41AQI
41AQI
6th April 2025
52AQI
52AQI
7th April 2025
49AQI
49AQI
8th April 2025
53AQI
53AQI
9th April 2025
64AQI
64AQI
10th April 2025
67AQI
67AQI
11th April 2025
67AQI
67AQI
12th April 2025
58AQI
58AQI
13th April 2025
48AQI
48AQI
14th April 2025
55AQI
55AQI
15th April 2025
39AQI
39AQI
16th April 2025
54AQI
54AQI
17th April 2025
58AQI
58AQI
18th April 2025
66AQI
66AQI
19th April 2025
66AQI
66AQI
20th April 2025
61AQI
61AQI
21st April 2025
45AQI
45AQI
22nd April 2025
50AQI
50AQI
23rd April 2025
52AQI
52AQI
24th April 2025
36AQI
36AQI
25th April 2025
67AQI
67AQI
26th April 2025
64AQI
64AQI
27th April 2025
65AQI
65AQI
28th April 2025
60AQI
60AQI
29th April 2025
53AQI
53AQI
30th April 2025
65AQI
65AQI
1st May 2025
59AQI
59AQI
2nd May 2025
44AQI
44AQI
3rd May 2025
54AQI
54AQI
4th May 2025
44AQI
44AQI
5th May 2025
47AQI
47AQI
6th May 2025
34AQI
34AQI
7th May 2025
38AQI
38AQI
8th May 2025
33AQI
33AQI
9th May 2025
38AQI
38AQI
10th May 2025
39AQI
39AQI
11th May 2025
40AQI
40AQI
12th May 2025
53AQI
53AQI
13th May 2025
58AQI
58AQI
14th May 2025
66AQI
66AQI
15th May 2025
64AQI
64AQI
16th May 2025
59AQI
59AQI
17th May 2025
49AQI
49AQI
18th May 2025
50AQI
50AQI
19th May 2025
60AQI
60AQI
20th May 2025
66AQI
66AQI
21st May 2025
57AQI
57AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
51AQI
51AQI
24th May 2025
39AQI
39AQI
25th May 2025
29AQI
29AQI
26th May 2025
29AQI
29AQI
27th May 2025
38AQI
38AQI
28th May 2025
44AQI
44AQI
29th May 2025
46AQI
46AQI
30th May 2025
46AQI
46AQI
31st May 2025
46AQI
46AQI
1st June 2025
50AQI
50AQI
2nd June 2025
56AQI
56AQI
3rd June 2025
34AQI
34AQI
4th June 2025
52AQI
52AQI
5th June 2025
48AQI
48AQI
6th June 2025
59AQI
59AQI
7th June 2025
62AQI
62AQI
8th June 2025
72AQI
72AQI
9th June 2025
51AQI
51AQI
10th June 2025
39AQI
39AQI
11th June 2025
48AQI
48AQI
12th June 2025
70AQI
70AQI
13th June 2025
59AQI
59AQI
14th June 2025
40AQI
40AQI
15th June 2025
35AQI
35AQI
16th June 2025
45AQI
45AQI
17th June 2025
38AQI
38AQI
18th June 2025
49AQI
49AQI
19th June 2025
51AQI
51AQI
20th June 2025
58AQI
58AQI
21st June 2025
56AQI
56AQI
22nd June 2025
56AQI
56AQI
23rd June 2025
47AQI
47AQI
24th June 2025
43AQI
43AQI
25th June 2025
42AQI
42AQI
26th June 2025
47AQI
47AQI
27th June 2025
55AQI
55AQI
28th June 2025
59AQI
59AQI
29th June 2025
59AQI
59AQI
30th June 2025
61AQI
61AQI
1st July 2025
59AQI
59AQI
2nd July 2025
90AQI
90AQI
3rd July 2025
93AQI
93AQI
4th July 2025
106AQI
106AQI
5th July 2025
87AQI
87AQI
6th July 2025
70AQI
70AQI
7th July 2025
66AQI
66AQI
8th July 2025
71AQI
71AQI
9th July 2025
81AQI
81AQI
10th July 2025
72AQI
72AQI
11th July 2025
58AQI
58AQI
12th July 2025
52AQI
52AQI
13th July 2025
48AQI
48AQI
14th July 2025
42AQI
42AQI
15th July 2025
48AQI
48AQI
16th July 2025
58AQI
58AQI
17th July 2025
41AQI
41AQI
18th July 2025
39AQI
39AQI
19th July 2025
35AQI
35AQI
20th July 2025
34AQI
34AQI
21st July 2025
36AQI
36AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
40AQI
40AQI
24th July 2025
36AQI
36AQI
25th July 2025
27AQI
27AQI
26th July 2025
25AQI
25AQI
27th July 2025
24AQI
24AQI
28th July 2025
26AQI
26AQI
29th July 2025
35AQI
35AQI
30th July 2025
40AQI
40AQI
31st July 2025
42AQI
42AQI
1st August 2025
46AQI
46AQI
2nd August 2025
45AQI
45AQI
3rd August 2025
45AQI
45AQI
4th August 2025
59AQI
59AQI
5th August 2025
50AQI
50AQI
6th August 2025
51AQI
51AQI
7th August 2025
46AQI
46AQI
8th August 2025
48AQI
48AQI
9th August 2025
46AQI
46AQI
10th August 2025
48AQI
48AQI
47AQI
46AQI
56AQI
54AQI
47AQI
51AQI
52AQI
48AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202550AQI
23
8
22
6
16
13
2
11
19
20
11
14
16
18
12
1
8
2
132
87
3
Highest AQI recorded in
March56AQI
Lowest AQI recorded in
February46AQI
202442AQI
13
18
21
8
18
13
16
13
1
21
9
22
8
29
2
27
4
27
3
31
24
6
30
1
279
85
1
Highest AQI recorded in
April56AQI
Lowest AQI recorded in
October34AQI
202347AQI
17
11
2
1
15
13
14
17
10
20
23
8
15
15
24
7
30
1
28
2
21
10
20
9
15
15
232
128
2
1
Highest AQI recorded in
April58AQI
Lowest AQI recorded in
August28AQI
202244AQI
22
9
16
5
12
19
12
5
14
17
19
11
15
6
1
25
3
27
4
23
7
27
4
213
90
Highest AQI recorded in
March56AQI
Lowest AQI recorded in
September35AQI
202145AQI
19
12
17
11
23
6
17
4
19
12
18
12
23
8
26
5
24
6
26
5
20
10
21
10
253
101
Highest AQI recorded in
May48AQI
Lowest AQI recorded in
April39AQI
202045AQI
9
4
14
7
13
5
20
10
27
4
15
12
4
19
27
4
23
7
19
11
1
186
64
5
Highest AQI recorded in
August62AQI
Lowest AQI recorded in
September29AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
50AQILeast Polluted Year Recorded
2024(Avg.)
42AQIKojimashionasu's annual 2025 AQI (50) shows an average percentage change of 13.8% (worsened AQI) compared to previous years: 2020 (45), 2021 (45), 2022 (44), 2023 (47), 2024 (42).
