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
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2024
66AQILowest AQI recorded on
29th Aug 2024
15AQISame Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 50 of Good air quality on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Kojimashionasu, Hayashima, Okayama, Japan
AQI
Day
Night
.
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
12PM14th Aug
71AQI
Avg. Lowest Time
11AM14th Aug
53AQI
Night time
Avg. Highest Time
12AM15th Aug
64AQI
Avg. Lowest Time
9PM14th Aug
50AQI
In the last 24 hours,
Kojimashionasu's AQI reached its highest point of 71 at 12 PM during the Day, while the lowest point, 50, was recorded at 9 PM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Kojimashionasu, Hayashima, Okayama, Japan
JulAug
17th - 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 - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026635 AMAQI
17th Jul 2026626 AMAQI
17th Jul 2026627 AMAQI
17th Jul 2026638 AMAQI
17th Jul 2026639 AMAQI
17th Jul 20265810 AMAQI
17th Jul 20266011 AMAQI
17th Jul 20265512 PMAQI
17th Jul 2026561 PMAQI
17th Jul 2026542 PMAQI
17th Jul 2026603 PMAQI
17th Jul 2026594 PMAQI
17th Jul 2026675 PMAQI
17th Jul 2026706 PMAQI
17th Jul 2026667 PMAQI
17th Jul 2026628 PMAQI
17th Jul 2026649 PMAQI
17th Jul 20266210 PMAQI
17th Jul 20265811 PMAQI
18th Jul 20265312 AMAQI
18th Jul 2026501 AMAQI
18th Jul 2026522 AMAQI
18th Jul 2026523 AMAQI
18th Jul 2026534 AMAQI
28°C25/31°C
18th Jul 2026525 AMAQI
18th Jul 2026516 AMAQI
18th Jul 2026517 AMAQI
18th Jul 2026558 AMAQI
18th Jul 2026539 AMAQI
18th Jul 20265510 AMAQI
18th Jul 20265811 AMAQI
18th Jul 20265912 PMAQI
18th Jul 2026601 PMAQI
18th Jul 2026622 PMAQI
18th Jul 2026603 PMAQI
18th Jul 2026664 PMAQI
18th Jul 2026715 PMAQI
18th Jul 2026666 PMAQI
18th Jul 2026647 PMAQI
18th Jul 2026628 PMAQI
18th Jul 2026629 PMAQI
18th Jul 20265910 PMAQI
18th Jul 20266211 PMAQI
19th Jul 20266212 AMAQI
19th Jul 2026591 AMAQI
19th Jul 2026562 AMAQI
19th Jul 2026563 AMAQI
19th Jul 2026564 AMAQI
29°C26/32°C
19th Jul 2026555 AMAQI
19th Jul 2026556 AMAQI
19th Jul 2026577 AMAQI
19th Jul 2026558 AMAQI
19th Jul 2026549 AMAQI
19th Jul 20265110 AMAQI
19th Jul 20265411 AMAQI
19th Jul 20265612 PMAQI
19th Jul 2026571 PMAQI
19th Jul 2026542 PMAQI
19th Jul 2026523 PMAQI
19th Jul 2026534 PMAQI
19th Jul 2026525 PMAQI
19th Jul 2026516 PMAQI
19th Jul 2026487 PMAQI
19th Jul 2026528 PMAQI
19th Jul 2026519 PMAQI
19th Jul 20265510 PMAQI
19th Jul 20265311 PMAQI
20th Jul 20264812 AMAQI
20th Jul 2026441 AMAQI
20th Jul 2026512 AMAQI
20th Jul 2026513 AMAQI
20th Jul 2026524 AMAQI
29°C26/33°C
20th Jul 2026495 AMAQI
20th Jul 2026506 AMAQI
20th Jul 2026537 AMAQI
20th Jul 2026518 AMAQI
20th Jul 2026519 AMAQI
20th Jul 20265110 AMAQI
20th Jul 20265711 AMAQI
20th Jul 20266212 PMAQI
20th Jul 2026651 PMAQI
20th Jul 2026692 PMAQI
20th Jul 2026693 PMAQI
20th Jul 2026734 PMAQI
20th Jul 2026715 PMAQI
20th Jul 2026726 PMAQI
20th Jul 2026717 PMAQI
20th Jul 2026668 PMAQI
20th Jul 2026649 PMAQI
20th Jul 20266510 PMAQI
20th Jul 20266811 PMAQI
21st Jul 20266512 AMAQI
21st Jul 2026651 AMAQI
21st Jul 2026652 AMAQI
21st Jul 2026663 AMAQI
21st Jul 2026654 AMAQI
29°C26/32°C
21st Jul 2026665 AMAQI
21st Jul 2026646 AMAQI
21st Jul 2026627 AMAQI
21st Jul 2026648 AMAQI
21st Jul 2026659 AMAQI
21st Jul 20266610 AMAQI
21st Jul 20266711 AMAQI
21st Jul 2026741 PMAQI
21st Jul 2026862 PMAQI
21st Jul 2026833 PMAQI
21st Jul 2026864 PMAQI
21st Jul 2026855 PMAQI
21st Jul 2026826 PMAQI
21st Jul 20261007 PMAQI
21st Jul 2026788 PMAQI
21st Jul 2026819 PMAQI
21st Jul 20266910 PMAQI
21st Jul 20266911 PMAQI
22nd Jul 20266912 AMAQI
22nd Jul 2026671 AMAQI
22nd Jul 2026682 AMAQI
22nd Jul 2026663 AMAQI
22nd Jul 2026634 AMAQI
29°C26/32°C
22nd Jul 2026645 AMAQI
22nd Jul 2026666 AMAQI
22nd Jul 2026697 AMAQI
22nd Jul 2026708 AMAQI
22nd Jul 2026699 AMAQI
22nd Jul 20266510 AMAQI
22nd Jul 20267011 AMAQI
22nd Jul 20267312 PMAQI
22nd Jul 2026811 PMAQI
22nd Jul 2026782 PMAQI
22nd Jul 2026833 PMAQI
22nd Jul 2026864 PMAQI
22nd Jul 20261005 PMAQI
22nd Jul 2026986 PMAQI
22nd Jul 20261027 PMAQI
22nd Jul 20261008 PMAQI
22nd Jul 2026889 PMAQI
22nd Jul 20267810 PMAQI
22nd Jul 20267611 PMAQI
23rd Jul 20266412 AMAQI
23rd Jul 2026581 AMAQI
23rd Jul 2026572 AMAQI
23rd Jul 2026653 AMAQI
23rd Jul 2026554 AMAQI
29°C26/32°C
23rd Jul 2026535 AMAQI
23rd Jul 2026486 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026368 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20264010 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20263812 PMAQI
23rd Jul 2026501 PMAQI
23rd Jul 2026522 PMAQI
23rd Jul 2026423 PMAQI
23rd Jul 2026464 PMAQI
23rd Jul 2026365 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026427 PMAQI
23rd Jul 2026488 PMAQI
23rd Jul 2026529 PMAQI
23rd Jul 20266310 PMAQI
23rd Jul 20266711 PMAQI
24th Jul 20266612 AMAQI
24th Jul 2026541 AMAQI
24th Jul 2026332 AMAQI
24th Jul 2026423 AMAQI
24th Jul 2026384 AMAQI
29°C26/33°C
24th Jul 2026335 AMAQI
24th Jul 2026446 AMAQI
24th Jul 2026427 AMAQI
24th Jul 2026448 AMAQI
24th Jul 2026369 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20264411 AMAQI
24th Jul 20265312 PMAQI
24th Jul 2026511 PMAQI
24th Jul 2026532 PMAQI
24th Jul 2026563 PMAQI
24th Jul 2026424 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026446 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026318 PMAQI
24th Jul 2026529 PMAQI
24th Jul 20264610 PMAQI
24th Jul 20264611 PMAQI
25th Jul 20264612 AMAQI
25th Jul 2026401 AMAQI
25th Jul 2026402 AMAQI
25th Jul 2026443 AMAQI
25th Jul 2026404 AMAQI
30°C27/33°C
25th Jul 2026405 AMAQI
25th Jul 2026406 AMAQI
25th Jul 2026337 AMAQI
25th Jul 2026388 AMAQI
25th Jul 2026369 AMAQI
25th Jul 20264010 AMAQI
25th Jul 20264211 AMAQI
25th Jul 20265112 PMAQI
25th Jul 2026551 PMAQI
25th Jul 2026532 PMAQI
25th Jul 2026543 PMAQI
25th Jul 2026524 PMAQI
25th Jul 2026505 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026487 PMAQI
25th Jul 2026518 PMAQI
25th Jul 2026529 PMAQI
25th Jul 20264910 PMAQI
25th Jul 20264411 PMAQI
26th Jul 20264212 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026332 AMAQI
26th Jul 2026333 AMAQI
26th Jul 2026334 AMAQI
29°C26/33°C
26th Jul 2026385 AMAQI
26th Jul 2026316 AMAQI
26th Jul 2026297 AMAQI
26th Jul 2026318 AMAQI
26th Jul 2026299 AMAQI
26th Jul 20263110 AMAQI
26th Jul 20263811 AMAQI
26th Jul 20264412 PMAQI
26th Jul 2026501 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026563 PMAQI
26th Jul 2026544 PMAQI
26th Jul 2026535 PMAQI
26th Jul 2026516 PMAQI
26th Jul 2026487 PMAQI
26th Jul 2026408 PMAQI
26th Jul 2026409 PMAQI
26th Jul 20263810 PMAQI
26th Jul 20263811 PMAQI
27th Jul 20264412 AMAQI
27th Jul 2026421 AMAQI
27th Jul 2026362 AMAQI
27th Jul 2026403 AMAQI
27th Jul 2026364 AMAQI
29°C26/32°C
27th Jul 2026335 AMAQI
27th Jul 2026336 AMAQI
27th Jul 2026337 AMAQI
27th Jul 2026368 AMAQI
27th Jul 2026339 AMAQI
27th Jul 20263610 AMAQI
27th Jul 20263611 AMAQI
27th Jul 20263312 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026402 PMAQI
27th Jul 2026503 PMAQI
27th Jul 2026504 PMAQI
27th Jul 2026465 PMAQI
27th Jul 2026596 PMAQI
27th Jul 2026447 PMAQI
27th Jul 2026528 PMAQI
27th Jul 2026519 PMAQI
27th Jul 20264610 PMAQI
27th Jul 20263811 PMAQI
28th Jul 20264812 AMAQI
28th Jul 2026501 AMAQI
28th Jul 2026462 AMAQI
28th Jul 2026443 AMAQI
28th Jul 2026464 AMAQI
29°C26/33°C
28th Jul 2026465 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026487 AMAQI
28th Jul 2026488 AMAQI
28th Jul 2026449 AMAQI
28th Jul 20264410 AMAQI
28th Jul 20264211 AMAQI
28th Jul 20264212 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026235 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026338 PMAQI
28th Jul 2026429 PMAQI
28th Jul 20263810 PMAQI
28th Jul 20263311 PMAQI
29th Jul 20263812 AMAQI
29th Jul 2026381 AMAQI
29th Jul 2026402 AMAQI
29th Jul 2026383 AMAQI
29th Jul 2026384 AMAQI
29°C27/33°C
29th Jul 2026425 AMAQI
29th Jul 2026386 AMAQI
29th Jul 2026407 AMAQI
29th Jul 2026388 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20264010 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20264012 PMAQI
29th Jul 2026421 PMAQI
29th Jul 2026382 PMAQI
29th Jul 2026363 PMAQI
29th Jul 2026404 PMAQI
29th Jul 2026465 PMAQI
29th Jul 2026466 PMAQI
29th Jul 2026447 PMAQI
29th Jul 2026408 PMAQI
29th Jul 2026429 PMAQI
29th Jul 20263810 PMAQI
29th Jul 20264411 PMAQI
30th Jul 20264212 AMAQI
30th Jul 2026361 AMAQI
30th Jul 2026382 AMAQI
30th Jul 2026363 AMAQI
30th Jul 2026344 AMAQI
28°C26/31°C
30th Jul 2026385 AMAQI
30th Jul 2026336 AMAQI
30th Jul 2026317 AMAQI
30th Jul 2026318 AMAQI
30th Jul 2026319 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262912 PMAQI
30th Jul 2026291 PMAQI
30th Jul 2026332 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026316 PMAQI
30th Jul 2026317 PMAQI
30th Jul 2026368 PMAQI
30th Jul 2026369 PMAQI
30th Jul 20263310 PMAQI
30th Jul 20263111 PMAQI
31st Jul 20263312 AMAQI
31st Jul 2026311 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026313 AMAQI
31st Jul 2026314 AMAQI
29°C26/33°C
31st Jul 2026315 AMAQI
31st Jul 2026316 AMAQI
31st Jul 2026297 AMAQI
31st Jul 2026318 AMAQI
31st Jul 2026319 AMAQI
31st Jul 20263310 AMAQI
31st Jul 20263611 AMAQI
31st Jul 20263612 PMAQI
31st Jul 2026361 PMAQI
31st Jul 2026362 PMAQI
31st Jul 2026333 PMAQI
31st Jul 2026364 PMAQI
31st Jul 2026335 PMAQI
31st Jul 2026316 PMAQI
31st Jul 2026367 PMAQI
31st Jul 2026338 PMAQI
31st Jul 2026319 PMAQI
31st Jul 20263610 PMAQI
31st Jul 20263611 PMAQI
1st Aug 20263812 AMAQI
1st Aug 2026591 AMAQI
1st Aug 2026582 AMAQI
1st Aug 2026603 AMAQI
1st Aug 2026534 AMAQI
28°C25/32°C
1st Aug 2026465 AMAQI
1st Aug 2026406 AMAQI
1st Aug 2026447 AMAQI
1st Aug 2026488 AMAQI
1st Aug 2026409 AMAQI
1st Aug 20263610 AMAQI
1st Aug 20264211 AMAQI
1st Aug 20264412 PMAQI
1st Aug 2026491 PMAQI
1st Aug 2026482 PMAQI
1st Aug 2026443 PMAQI
1st Aug 2026544 PMAQI
1st Aug 2026445 PMAQI
1st Aug 2026406 PMAQI
1st Aug 2026487 PMAQI
1st Aug 2026428 PMAQI
1st Aug 2026429 PMAQI
1st Aug 20264410 PMAQI
1st Aug 20265011 PMAQI
2nd Aug 20263312 AMAQI
2nd Aug 2026401 AMAQI
2nd Aug 2026362 AMAQI
2nd Aug 2026333 AMAQI
2nd Aug 2026384 AMAQI
29°C26/32°C
2nd Aug 2026365 AMAQI
2nd Aug 2026336 AMAQI
2nd Aug 2026337 AMAQI
2nd Aug 2026338 AMAQI
2nd Aug 2026389 AMAQI
2nd Aug 20263310 AMAQI
2nd Aug 20263611 AMAQI
2nd Aug 20263812 PMAQI
2nd Aug 2026401 PMAQI
2nd Aug 2026402 PMAQI
2nd Aug 2026423 PMAQI
2nd Aug 2026404 PMAQI
2nd Aug 2026425 PMAQI
2nd Aug 2026426 PMAQI
2nd Aug 2026407 PMAQI
2nd Aug 2026408 PMAQI
2nd Aug 2026409 PMAQI
2nd Aug 20263810 PMAQI
2nd Aug 20263811 PMAQI
3rd Aug 20263612 AMAQI
3rd Aug 2026331 AMAQI
3rd Aug 2026332 AMAQI
3rd Aug 2026363 AMAQI
3rd Aug 2026384 AMAQI
30°C27/34°C
3rd Aug 2026365 AMAQI
3rd Aug 2026336 AMAQI
3rd Aug 2026367 AMAQI
3rd Aug 2026368 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 20263610 AMAQI
3rd Aug 20263611 AMAQI
3rd Aug 20264012 PMAQI
3rd Aug 2026381 PMAQI
3rd Aug 2026382 PMAQI
3rd Aug 2026543 PMAQI
3rd Aug 2026514 PMAQI
3rd Aug 2026495 PMAQI
3rd Aug 2026426 PMAQI
3rd Aug 2026487 PMAQI
3rd Aug 2026468 PMAQI
3rd Aug 2026389 PMAQI
3rd Aug 20264010 PMAQI
3rd Aug 20263811 PMAQI
4th Aug 20263112 AMAQI
4th Aug 2026421 AMAQI
4th Aug 2026442 AMAQI
4th Aug 2026363 AMAQI
4th Aug 2026334 AMAQI
31°C27/34°C
4th Aug 2026385 AMAQI
4th Aug 2026336 AMAQI
4th Aug 2026337 AMAQI
4th Aug 2026388 AMAQI
4th Aug 2026319 AMAQI
4th Aug 20262910 AMAQI
4th Aug 20262911 AMAQI
4th Aug 20263112 PMAQI
4th Aug 2026361 PMAQI
4th Aug 2026312 PMAQI
4th Aug 2026313 PMAQI
4th Aug 2026294 PMAQI
4th Aug 2026295 PMAQI
4th Aug 2026316 PMAQI
4th Aug 2026297 PMAQI
4th Aug 2026318 PMAQI
4th Aug 2026299 PMAQI
4th Aug 20262910 PMAQI
4th Aug 20262911 PMAQI
5th Aug 20262912 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026312 AMAQI
5th Aug 2026293 AMAQI
5th Aug 2026294 AMAQI
29°C27/32°C
5th Aug 2026255 AMAQI
5th Aug 2026276 AMAQI
5th Aug 2026257 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026219 AMAQI
5th Aug 20262110 AMAQI
5th Aug 20262111 AMAQI
5th Aug 20262112 PMAQI
5th Aug 2026211 PMAQI
5th Aug 2026252 PMAQI
5th Aug 2026213 PMAQI
5th Aug 2026214 PMAQI
5th Aug 2026215 PMAQI
5th Aug 2026216 PMAQI
5th Aug 2026237 PMAQI
5th Aug 2026218 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262710 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262512 AMAQI
6th Aug 2026231 AMAQI
6th Aug 2026232 AMAQI
6th Aug 2026253 AMAQI
6th Aug 2026234 AMAQI
29°C26/33°C
6th Aug 2026235 AMAQI
6th Aug 2026256 AMAQI
6th Aug 2026257 AMAQI
6th Aug 2026258 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20262510 AMAQI
6th Aug 20262511 AMAQI
6th Aug 20262312 PMAQI
6th Aug 2026211 PMAQI
6th Aug 2026292 PMAQI
6th Aug 2026273 PMAQI
6th Aug 2026254 PMAQI
6th Aug 2026255 PMAQI
6th Aug 2026276 PMAQI
6th Aug 2026257 PMAQI
6th Aug 2026258 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20262110 PMAQI
6th Aug 20262311 PMAQI
7th Aug 20262112 AMAQI
7th Aug 2026251 AMAQI
7th Aug 2026252 AMAQI
7th Aug 2026253 AMAQI
7th Aug 2026254 AMAQI
30°C27/34°C
7th Aug 2026255 AMAQI
7th Aug 2026296 AMAQI
7th Aug 2026257 AMAQI
7th Aug 2026258 AMAQI
7th Aug 2026259 AMAQI
7th Aug 20262510 AMAQI
7th Aug 20262511 AMAQI
7th Aug 20262512 PMAQI
7th Aug 2026321 PMAQI
7th Aug 2026402 PMAQI
7th Aug 2026293 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026258 PMAQI
7th Aug 2026259 PMAQI
7th Aug 20262510 PMAQI
7th Aug 20262311 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026211 AMAQI
8th Aug 2026212 AMAQI
8th Aug 2026213 AMAQI
8th Aug 2026254 AMAQI
30°C27/33°C
8th Aug 2026255 AMAQI
8th Aug 2026256 AMAQI
8th Aug 2026257 AMAQI
8th Aug 2026238 AMAQI
8th Aug 2026239 AMAQI
8th Aug 20262110 AMAQI
8th Aug 20262111 AMAQI
8th Aug 20262112 PMAQI
8th Aug 2026211 PMAQI
8th Aug 2026212 PMAQI
8th Aug 2026253 PMAQI
8th Aug 2026214 PMAQI
8th Aug 2026215 PMAQI
8th Aug 2026216 PMAQI
8th Aug 2026257 PMAQI
8th Aug 2026218 PMAQI
8th Aug 2026239 PMAQI
8th Aug 20262110 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262512 AMAQI
9th Aug 2026211 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026213 AMAQI
9th Aug 2026214 AMAQI
29°C26/33°C
9th Aug 2026255 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262910 AMAQI
9th Aug 20262511 AMAQI
9th Aug 20262512 PMAQI
9th Aug 2026291 PMAQI
9th Aug 2026252 PMAQI
9th Aug 2026213 PMAQI
9th Aug 2026254 PMAQI
9th Aug 2026215 PMAQI
9th Aug 2026256 PMAQI
9th Aug 2026237 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026219 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262312 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026212 AMAQI
10th Aug 2026233 AMAQI
10th Aug 2026234 AMAQI
29°C27/32°C
10th Aug 2026255 AMAQI
10th Aug 2026216 AMAQI
10th Aug 2026217 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026279 AMAQI
10th Aug 20262110 AMAQI
10th Aug 20262111 AMAQI
10th Aug 20262112 PMAQI
10th Aug 2026211 PMAQI
10th Aug 2026232 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026214 PMAQI
10th Aug 2026235 PMAQI
10th Aug 2026216 PMAQI
10th Aug 2026217 PMAQI
10th Aug 2026218 PMAQI
10th Aug 2026219 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262312 AMAQI
11th Aug 2026211 AMAQI
11th Aug 2026212 AMAQI
11th Aug 2026233 AMAQI
11th Aug 2026254 AMAQI
28°C25/31°C
11th Aug 2026235 AMAQI
11th Aug 2026236 AMAQI
11th Aug 2026217 AMAQI
11th Aug 2026218 AMAQI
11th Aug 2026219 AMAQI
11th Aug 20262710 AMAQI
11th Aug 20262311 AMAQI
11th Aug 20262112 PMAQI
11th Aug 2026251 PMAQI
11th Aug 2026232 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026254 PMAQI
11th Aug 2026255 PMAQI
11th Aug 2026256 PMAQI
11th Aug 2026237 PMAQI
11th Aug 2026238 PMAQI
11th Aug 2026299 PMAQI
11th Aug 20262510 PMAQI
11th Aug 20262711 PMAQI
12th Aug 20262912 AMAQI
12th Aug 2026251 AMAQI
12th Aug 2026272 AMAQI
12th Aug 2026293 AMAQI
12th Aug 2026294 AMAQI
26°C21/31°C
12th Aug 2026295 AMAQI
12th Aug 2026276 AMAQI
12th Aug 2026297 AMAQI
12th Aug 2026298 AMAQI
12th Aug 2026299 AMAQI
12th Aug 20262910 AMAQI
12th Aug 20262511 AMAQI
12th Aug 20262512 PMAQI
12th Aug 2026271 PMAQI
12th Aug 2026252 PMAQI
12th Aug 2026253 PMAQI
12th Aug 2026254 PMAQI
12th Aug 2026275 PMAQI
12th Aug 2026256 PMAQI
12th Aug 2026277 PMAQI
12th Aug 2026298 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20262110 PMAQI
12th Aug 20262111 PMAQI
13th Aug 20262112 AMAQI
13th Aug 2026211 AMAQI
13th Aug 2026212 AMAQI
13th Aug 2026213 AMAQI
13th Aug 2026214 AMAQI
26°C23/29°C
13th Aug 2026215 AMAQI
13th Aug 2026216 AMAQI
13th Aug 2026217 AMAQI
13th Aug 2026218 AMAQI
13th Aug 2026219 AMAQI
13th Aug 20262110 AMAQI
13th Aug 20262111 AMAQI
13th Aug 20262112 PMAQI
13th Aug 2026211 PMAQI
13th Aug 2026212 PMAQI
13th Aug 2026213 PMAQI
13th Aug 2026234 PMAQI
13th Aug 2026235 PMAQI
13th Aug 2026216 PMAQI
13th Aug 2026257 PMAQI
13th Aug 2026408 PMAQI
13th Aug 2026449 PMAQI
13th Aug 20265410 PMAQI
13th Aug 20266711 PMAQI
14th Aug 20266012 AMAQI
14th Aug 2026651 AMAQI
14th Aug 2026602 AMAQI
14th Aug 2026603 AMAQI
14th Aug 2026574 AMAQI
27°C24/31°C
14th Aug 2026555 AMAQI
14th Aug 2026576 AMAQI
14th Aug 2026547 AMAQI
14th Aug 2026568 AMAQI
14th Aug 2026539 AMAQI
14th Aug 20265710 AMAQI
14th Aug 20265311 AMAQI
14th Aug 20267112 PMAQI
14th Aug 2026631 PMAQI
14th Aug 2026672 PMAQI
14th Aug 2026703 PMAQI
14th Aug 2026574 PMAQI
14th Aug 2026605 PMAQI
14th Aug 2026636 PMAQI
14th Aug 2026577 PMAQI
14th Aug 2026548 PMAQI
14th Aug 2026509 PMAQI
14th Aug 20266310 PMAQI
14th Aug 20266011 PMAQI
15th Aug 20266412 AMAQI
15th Aug 2026561 AMAQI
15th Aug 2026562 AMAQI
15th Aug 2026593 AMAQI
15th Aug 2026514 AMAQI
26°C23/30°C
15th Aug 2026515 AMAQI
5 AM15th Aug 2026566 AMAQI
15th Aug 2026567 AMAQI
15th Aug 2026498 AMAQI
15th Aug 2026469 AMAQI
15th Aug 20265510 AMAQI
15th Aug 20265411 AMAQI
15th Aug 20265912 PMAQI
12 PM15th Aug 2026571 PMAQI
15th Aug 2026592 PMAQI
15th Aug 2026683 PMAQI
15th Aug 2026534 PMAQI
15th Aug 2026515 PMAQI
15th Aug 2026516 PMAQI
15th Aug 2026447 PMAQI
7 PM15th Aug 2026298 PMAQI
15th Aug 2026239 PMAQI
15th Aug 20262310 PMAQI
15th Aug 20262111 PMAQI
12 AM
4 AM
27°C23/31°C
Day time
Avg. Highest Time
1 PM - 7 PM
43AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
9 AM - 12 PM
39AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 7 PM (Avg. 43), while the lowest AQI was between 9 AM to 12 PM (Avg. 39).
Night time
Avg. Highest Time
8 PM - 11 PM
42AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
12 AM - 4 AM
40AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 11 PM (Avg. 42), while the lowest AQI was between 12 AM to 4 AM (Avg. 40).
2026 Days Vs Air Quality
Kojimashionasu, Hayashima, Okayama, Japan
2026
68%
154
32%
73
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
154 DaysModerate
73 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 68%
Health Risk Level:
Moderate
In 2026, 68% of 227 days were within WHO’s safe air quality limits, and 32% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Kojimashionasu, Hayashima, Okayama, Japan
AQI levels in 2026
AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
32AQI (US)
32AQI (US)
2nd January 2026
50AQI (US)
50AQI (US)
3rd January 2026
51AQI (US)
51AQI (US)
4th January 2026
57AQI (US)
57AQI (US)
5th January 2026
68AQI (US)
68AQI (US)
6th January 2026
28AQI (US)
28AQI (US)
7th January 2026
49AQI (US)
49AQI (US)
8th January 2026
40AQI (US)
40AQI (US)
9th January 2026
39AQI (US)
39AQI (US)
10th January 2026
48AQI (US)
48AQI (US)
11th January 2026
52AQI (US)
52AQI (US)
12th January 2026
45AQI (US)
45AQI (US)
13th January 2026
40AQI (US)
40AQI (US)
14th January 2026
47AQI (US)
47AQI (US)
15th January 2026
52AQI (US)
52AQI (US)
16th January 2026
85AQI (US)
85AQI (US)
17th January 2026
95AQI (US)
95AQI (US)
18th January 2026
59AQI (US)
59AQI (US)
19th January 2026
65AQI (US)
65AQI (US)
20th January 2026
37AQI (US)
37AQI (US)
21st January 2026
23AQI (US)
23AQI (US)
22nd January 2026
45AQI (US)
45AQI (US)
23rd January 2026
48AQI (US)
48AQI (US)
24th January 2026
63AQI (US)
63AQI (US)
25th January 2026
35AQI (US)
35AQI (US)
26th January 2026
29AQI (US)
29AQI (US)
27th January 2026
41AQI (US)
41AQI (US)
28th January 2026
27AQI (US)
27AQI (US)
29th January 2026
48AQI (US)
48AQI (US)
30th January 2026
46AQI (US)
46AQI (US)
31st January 2026
40AQI (US)
40AQI (US)
1st February 2026
51AQI (US)
51AQI (US)
2nd February 2026
52AQI (US)
52AQI (US)
3rd February 2026
28AQI (US)
28AQI (US)
4th February 2026
51AQI (US)
51AQI (US)
5th February 2026
64AQI (US)
64AQI (US)
6th February 2026
65AQI (US)
65AQI (US)
7th February 2026
27AQI (US)
27AQI (US)
8th February 2026
30AQI (US)
30AQI (US)
9th February 2026
43AQI (US)
43AQI (US)
10th February 2026
48AQI (US)
48AQI (US)
11th February 2026
59AQI (US)
59AQI (US)
12th February 2026
65AQI (US)
65AQI (US)
13th February 2026
64AQI (US)
64AQI (US)
14th February 2026
71AQI (US)
71AQI (US)
15th February 2026
81AQI (US)
81AQI (US)
16th February 2026
60AQI (US)
60AQI (US)
17th February 2026
25AQI (US)
25AQI (US)
18th February 2026
51AQI (US)
51AQI (US)
19th February 2026
33AQI (US)
33AQI (US)
20th February 2026
42AQI (US)
42AQI (US)
21st February 2026
66AQI (US)
66AQI (US)
22nd February 2026
61AQI (US)
61AQI (US)
23rd February 2026
60AQI (US)
60AQI (US)
24th February 2026
52AQI (US)
52AQI (US)
25th February 2026
15AQI (US)
15AQI (US)
26th February 2026
14AQI (US)
14AQI (US)
27th February 2026
51AQI (US)
51AQI (US)
28th February 2026
24AQI (US)
24AQI (US)
1st March 2026
33AQI (US)
33AQI (US)
2nd March 2026
56AQI (US)
56AQI (US)
3rd March 2026
39AQI (US)
39AQI (US)
4th March 2026
49AQI (US)
49AQI (US)
5th March 2026
50AQI (US)
50AQI (US)
6th March 2026
58AQI (US)
58AQI (US)
7th March 2026
48AQI (US)
48AQI (US)
8th March 2026
24AQI (US)
24AQI (US)
9th March 2026
40AQI (US)
40AQI (US)
10th March 2026
56AQI (US)
56AQI (US)
11th March 2026
55AQI (US)
55AQI (US)
12th March 2026
58AQI (US)
58AQI (US)
13th March 2026
36AQI (US)
36AQI (US)
14th March 2026
43AQI (US)
43AQI (US)
15th March 2026
56AQI (US)
56AQI (US)
16th March 2026
27AQI (US)
27AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
52AQI (US)
52AQI (US)
19th March 2026
56AQI (US)
56AQI (US)
20th March 2026
72AQI (US)
72AQI (US)
21st March 2026
56AQI (US)
56AQI (US)
22nd March 2026
63AQI (US)
63AQI (US)
23rd March 2026
63AQI (US)
63AQI (US)
24th March 2026
53AQI (US)
53AQI (US)
25th March 2026
49AQI (US)
49AQI (US)
26th March 2026
22AQI (US)
22AQI (US)
27th March 2026
43AQI (US)
43AQI (US)
28th March 2026
78AQI (US)
78AQI (US)
29th March 2026
88AQI (US)
88AQI (US)
30th March 2026
97AQI (US)
97AQI (US)
31st March 2026
28AQI (US)
28AQI (US)
1st April 2026
16AQI (US)
16AQI (US)
2nd April 2026
55AQI (US)
55AQI (US)
3rd April 2026
59AQI (US)
59AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
33AQI (US)
33AQI (US)
6th April 2026
68AQI (US)
68AQI (US)
7th April 2026
40AQI (US)
40AQI (US)
8th April 2026
49AQI (US)
49AQI (US)
9th April 2026
33AQI (US)
33AQI (US)
10th April 2026
47AQI (US)
47AQI (US)
11th April 2026
52AQI (US)
52AQI (US)
12th April 2026
42AQI (US)
42AQI (US)
13th April 2026
41AQI (US)
41AQI (US)
14th April 2026
40AQI (US)
40AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
34AQI (US)
34AQI (US)
17th April 2026
35AQI (US)
35AQI (US)
18th April 2026
32AQI (US)
32AQI (US)
19th April 2026
32AQI (US)
32AQI (US)
20th April 2026
30AQI (US)
30AQI (US)
21st April 2026
47AQI (US)
47AQI (US)
22nd April 2026
42AQI (US)
42AQI (US)
23rd April 2026
26AQI (US)
26AQI (US)
24th April 2026
25AQI (US)
25AQI (US)
25th April 2026
46AQI (US)
46AQI (US)
26th April 2026
49AQI (US)
49AQI (US)
27th April 2026
51AQI (US)
51AQI (US)
28th April 2026
55AQI (US)
55AQI (US)
29th April 2026
43AQI (US)
43AQI (US)
30th April 2026
24AQI (US)
24AQI (US)
1st May 2026
48AQI (US)
48AQI (US)
2nd May 2026
58AQI (US)
58AQI (US)
3rd May 2026
48AQI (US)
48AQI (US)
4th May 2026
28AQI (US)
28AQI (US)
5th May 2026
24AQI (US)
24AQI (US)
6th May 2026
28AQI (US)
28AQI (US)
7th May 2026
38AQI (US)
38AQI (US)
8th May 2026
50AQI (US)
50AQI (US)
9th May 2026
37AQI (US)
37AQI (US)
10th May 2026
31AQI (US)
31AQI (US)
11th May 2026
34AQI (US)
34AQI (US)
12th May 2026
41AQI (US)
41AQI (US)
13th May 2026
41AQI (US)
41AQI (US)
14th May 2026
41AQI (US)
41AQI (US)
15th May 2026
35AQI (US)
35AQI (US)
16th May 2026
78AQI (US)
78AQI (US)
17th May 2026
63AQI (US)
63AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
46AQI (US)
46AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
66AQI (US)
66AQI (US)
22nd May 2026
69AQI (US)
69AQI (US)
23rd May 2026
61AQI (US)
61AQI (US)
24th May 2026
62AQI (US)
62AQI (US)
25th May 2026
55AQI (US)
55AQI (US)
26th May 2026
41AQI (US)
41AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
34AQI (US)
34AQI (US)
29th May 2026
45AQI (US)
45AQI (US)
30th May 2026
40AQI (US)
40AQI (US)
31st May 2026
53AQI (US)
53AQI (US)
1st June 2026
48AQI (US)
48AQI (US)
2nd June 2026
19AQI (US)
19AQI (US)
3rd June 2026
15AQI (US)
15AQI (US)
4th June 2026
26AQI (US)
26AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
24AQI (US)
24AQI (US)
7th June 2026
21AQI (US)
21AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
35AQI (US)
35AQI (US)
10th June 2026
38AQI (US)
38AQI (US)
11th June 2026
54AQI (US)
54AQI (US)
12th June 2026
56AQI (US)
56AQI (US)
13th June 2026
52AQI (US)
52AQI (US)
14th June 2026
45AQI (US)
45AQI (US)
15th June 2026
25AQI (US)
25AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
23AQI (US)
23AQI (US)
18th June 2026
36AQI (US)
36AQI (US)
19th June 2026
36AQI (US)
36AQI (US)
20th June 2026
51AQI (US)
51AQI (US)
21st June 2026
31AQI (US)
31AQI (US)
22nd June 2026
18AQI (US)
18AQI (US)
23rd June 2026
21AQI (US)
21AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
30AQI (US)
30AQI (US)
27th June 2026
27AQI (US)
27AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
45AQI (US)
45AQI (US)
30th June 2026
62AQI (US)
62AQI (US)
1st July 2026
58AQI (US)
58AQI (US)
2nd July 2026
17AQI (US)
17AQI (US)
3rd July 2026
34AQI (US)
34AQI (US)
4th July 2026
25AQI (US)
25AQI (US)
5th July 2026
26AQI (US)
26AQI (US)
6th July 2026
24AQI (US)
24AQI (US)
7th July 2026
27AQI (US)
27AQI (US)
8th July 2026
25AQI (US)
25AQI (US)
9th July 2026
26AQI (US)
26AQI (US)
10th July 2026
28AQI (US)
28AQI (US)
11th July 2026
29AQI (US)
29AQI (US)
12th July 2026
28AQI (US)
28AQI (US)
13th July 2026
40AQI (US)
40AQI (US)
14th July 2026
34AQI (US)
34AQI (US)
15th July 2026
25AQI (US)
25AQI (US)
16th July 2026
27AQI (US)
27AQI (US)
17th July 2026
55AQI (US)
55AQI (US)
18th July 2026
58AQI (US)
58AQI (US)
19th July 2026
54AQI (US)
54AQI (US)
20th July 2026
59AQI (US)
59AQI (US)
21st July 2026
73AQI (US)
73AQI (US)
22nd July 2026
77AQI (US)
77AQI (US)
23rd July 2026
48AQI (US)
48AQI (US)
24th July 2026
44AQI (US)
44AQI (US)
25th July 2026
45AQI (US)
45AQI (US)
26th July 2026
40AQI (US)
40AQI (US)
27th July 2026
41AQI (US)
41AQI (US)
28th July 2026
39AQI (US)
39AQI (US)
29th July 2026
40AQI (US)
40AQI (US)
30th July 2026
33AQI (US)
33AQI (US)
31st July 2026
33AQI (US)
33AQI (US)
1st August 2026
46AQI (US)
46AQI (US)
2nd August 2026
38AQI (US)
38AQI (US)
3rd August 2026
39AQI (US)
39AQI (US)
4th August 2026
33AQI (US)
33AQI (US)
5th August 2026
24AQI (US)
24AQI (US)
6th August 2026
24AQI (US)
24AQI (US)
7th August 2026
26AQI (US)
26AQI (US)
8th August 2026
22AQI (US)
22AQI (US)
9th August 2026
24AQI (US)
24AQI (US)
10th August 2026
22AQI (US)
22AQI (US)
11th August 2026
24AQI (US)
24AQI (US)
12th August 2026
27AQI (US)
27AQI (US)
13th August 2026
26AQI (US)
26AQI (US)
14th August 2026
59AQI (US)
59AQI (US)
15th August 2026
50AQI (US)
50AQI (US)
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
48AQI (US)
48AQI (US)
51AQI (US)
40AQI (US)
46AQI (US)
33AQI (US)
39AQI (US)
32AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202643AQI (US)
21
10
11
17
15
16
24
6
20
11
25
5
24
7
14
1
154
73
Highest AQI (US) recorded in
March51AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202550AQI (US)
23
8
22
6
16
13
2
11
19
20
11
14
16
18
12
1
22
9
30
10
21
4
26
9
22
199
163
3
Highest AQI (US) recorded in
November58AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202442AQI (US)
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 (US) recorded in
April56AQI (US)
Lowest AQI (US) recorded in
October34AQI (US)
202347AQI (US)
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 (US) recorded in
April58AQI (US)
Lowest AQI (US) recorded in
August28AQI (US)
202244AQI (US)
21
9
16
5
12
19
12
5
14
17
19
11
15
6
1
25
3
27
4
23
7
27
4
212
90
Highest AQI (US) recorded in
March56AQI (US)
Lowest AQI (US) recorded in
October35AQI (US)
202145AQI (US)
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 (US) recorded in
January48AQI (US)
Lowest AQI (US) recorded in
April39AQI (US)
202045AQI (US)
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 (US) recorded in
August62AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
50AQI (US)Least Polluted Year Recorded
2024(Avg.)
42AQI (US)Kojimashionasu's annual 2026 AQI (US) (43) shows an average percentage change of -5.2% (improved AQI (US)) compared to previous years: 2020 (45), 2021 (45), 2022 (44), 2023 (47), 2024 (42), 2025 (50).
