Chayamachi Hayaoki, 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
Chayamachi Hayaoki, Hayashima, Okayama, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2021
63AQILowest AQI recorded on
13th Aug 2021
14AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 57 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Chayamachi Hayaoki, Hayashima, Okayama, Japan
AQI
Day
Night
.
5 AM5th Aug 2025
7 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5AM5th Aug
55AQI
Avg. Lowest Time
3PM5th Aug
40AQI
In the last 24 hours,
Chayamachi Hayaoki's AQI reached its highest point of 55 at 5 AM during the Night, while the lowest point, 40, was recorded at 3 PM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chayamachi Hayaoki, Hayashima, Okayama, Japan
JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
7th Jul 2025825 AMAQI
7th Jul 2025826 AMAQI
7th Jul 2025827 AMAQI
7th Jul 2025828 AMAQI
7th Jul 2025579 AMAQI
7th Jul 20255410 AMAQI
7th Jul 20255411 AMAQI
7th Jul 20255812 PMAQI
7th Jul 2025641 PMAQI
7th Jul 2025692 PMAQI
7th Jul 2025763 PMAQI
7th Jul 2025694 PMAQI
7th Jul 2025695 PMAQI
7th Jul 2025676 PMAQI
7th Jul 2025667 PMAQI
7th Jul 2025698 PMAQI
7th Jul 2025749 PMAQI
7th Jul 20257410 PMAQI
7th Jul 20257311 PMAQI
8th Jul 20257312 AMAQI
8th Jul 2025761 AMAQI
8th Jul 2025822 AMAQI
8th Jul 2025823 AMAQI
8th Jul 2025804 AMAQI
28°C24/32°C
8th Jul 2025765 AMAQI
8th Jul 2025786 AMAQI
8th Jul 2025777 AMAQI
8th Jul 2025788 AMAQI
8th Jul 2025649 AMAQI
8th Jul 20256310 AMAQI
8th Jul 20255811 AMAQI
8th Jul 20255912 PMAQI
8th Jul 2025601 PMAQI
8th Jul 2025592 PMAQI
8th Jul 2025603 PMAQI
8th Jul 2025614 PMAQI
8th Jul 2025645 PMAQI
8th Jul 2025686 PMAQI
8th Jul 2025727 PMAQI
8th Jul 2025778 PMAQI
8th Jul 2025789 PMAQI
8th Jul 20258010 PMAQI
8th Jul 20257911 PMAQI
9th Jul 20258012 AMAQI
9th Jul 2025771 AMAQI
9th Jul 2025762 AMAQI
9th Jul 2025763 AMAQI
9th Jul 2025764 AMAQI
28°C25/33°C
9th Jul 2025745 AMAQI
9th Jul 2025756 AMAQI
9th Jul 2025747 AMAQI
9th Jul 2025748 AMAQI
9th Jul 2025929 AMAQI
9th Jul 20259410 AMAQI
9th Jul 20259411 AMAQI
9th Jul 20259912 PMAQI
9th Jul 2025961 PMAQI
9th Jul 2025922 PMAQI
9th Jul 2025943 PMAQI
9th Jul 2025954 PMAQI
9th Jul 2025945 PMAQI
9th Jul 2025906 PMAQI
9th Jul 2025907 PMAQI
9th Jul 2025878 PMAQI
9th Jul 2025829 PMAQI
9th Jul 20258210 PMAQI
9th Jul 20258211 PMAQI
10th Jul 20258212 AMAQI
10th Jul 2025791 AMAQI
10th Jul 2025762 AMAQI
10th Jul 2025743 AMAQI
10th Jul 2025764 AMAQI
28°C25/32°C
10th Jul 2025785 AMAQI
10th Jul 2025786 AMAQI
10th Jul 2025787 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025769 AMAQI
10th Jul 20257410 AMAQI
10th Jul 20257811 AMAQI
10th Jul 20258612 PMAQI
10th Jul 2025901 PMAQI
10th Jul 2025822 PMAQI
10th Jul 2025653 PMAQI
10th Jul 2025634 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025536 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025578 PMAQI
10th Jul 2025659 PMAQI
10th Jul 20256610 PMAQI
10th Jul 20256611 PMAQI
11th Jul 20256812 AMAQI
11th Jul 2025721 AMAQI
11th Jul 2025772 AMAQI
11th Jul 2025763 AMAQI
11th Jul 2025774 AMAQI
29°C25/33°C
11th Jul 2025765 AMAQI
11th Jul 2025776 AMAQI
11th Jul 2025777 AMAQI
11th Jul 2025778 AMAQI
11th Jul 2025669 AMAQI
11th Jul 20255710 AMAQI
11th Jul 20255511 AMAQI
11th Jul 20255012 PMAQI
11th Jul 2025501 PMAQI
11th Jul 2025522 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025514 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025337 PMAQI
11th Jul 2025468 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256110 PMAQI
11th Jul 20256211 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025671 AMAQI
12th Jul 2025732 AMAQI
12th Jul 2025733 AMAQI
12th Jul 2025724 AMAQI
28°C25/32°C
12th Jul 2025705 AMAQI
12th Jul 2025716 AMAQI
12th Jul 2025707 AMAQI
12th Jul 2025718 AMAQI
12th Jul 2025489 AMAQI
12th Jul 20254610 AMAQI
12th Jul 20254111 AMAQI
12th Jul 20253812 PMAQI
12th Jul 2025411 PMAQI
12th Jul 2025412 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025384 PMAQI
12th Jul 2025365 PMAQI
12th Jul 2025346 PMAQI
12th Jul 2025357 PMAQI
12th Jul 2025438 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255912 AMAQI
13th Jul 2025631 AMAQI
13th Jul 2025702 AMAQI
13th Jul 2025693 AMAQI
13th Jul 2025674 AMAQI
28°C24/32°C
13th Jul 2025655 AMAQI
13th Jul 2025656 AMAQI
13th Jul 2025647 AMAQI
13th Jul 2025658 AMAQI
13th Jul 2025489 AMAQI
13th Jul 20252810 AMAQI
13th Jul 20252611 AMAQI
13th Jul 20252812 PMAQI
13th Jul 2025351 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025363 PMAQI
13th Jul 2025324 PMAQI
13th Jul 2025355 PMAQI
13th Jul 2025356 PMAQI
13th Jul 2025357 PMAQI
13th Jul 2025448 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025591 AMAQI
14th Jul 2025652 AMAQI
14th Jul 2025653 AMAQI
14th Jul 2025634 AMAQI
28°C25/32°C
14th Jul 2025615 AMAQI
14th Jul 2025606 AMAQI
14th Jul 2025607 AMAQI
14th Jul 2025608 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025233 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025245 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025398 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025602 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025594 AMAQI
25°C23/27°C
15th Jul 2025565 AMAQI
15th Jul 2025576 AMAQI
15th Jul 2025577 AMAQI
15th Jul 2025578 AMAQI
15th Jul 2025309 AMAQI
15th Jul 20253010 AMAQI
15th Jul 20253511 AMAQI
15th Jul 20253212 PMAQI
15th Jul 2025351 PMAQI
15th Jul 2025372 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025354 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025466 PMAQI
15th Jul 2025537 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025589 PMAQI
15th Jul 20255810 PMAQI
15th Jul 20255611 PMAQI
16th Jul 20255612 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025572 AMAQI
16th Jul 2025573 AMAQI
16th Jul 2025564 AMAQI
26°C22/31°C
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025629 AMAQI
16th Jul 20256510 AMAQI
16th Jul 20256111 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025603 PMAQI
16th Jul 2025624 PMAQI
16th Jul 2025635 PMAQI
16th Jul 2025646 PMAQI
16th Jul 2025617 PMAQI
16th Jul 2025618 PMAQI
16th Jul 2025589 PMAQI
16th Jul 20255710 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025563 AMAQI
17th Jul 2025564 AMAQI
28°C24/33°C
17th Jul 2025565 AMAQI
17th Jul 2025566 AMAQI
17th Jul 2025577 AMAQI
17th Jul 2025578 AMAQI
17th Jul 2025349 AMAQI
17th Jul 20252210 AMAQI
17th Jul 20252011 AMAQI
17th Jul 20251912 PMAQI
17th Jul 2025211 PMAQI
17th Jul 2025222 PMAQI
17th Jul 2025203 PMAQI
17th Jul 2025184 PMAQI
17th Jul 2025185 PMAQI
17th Jul 2025196 PMAQI
17th Jul 2025207 PMAQI
17th Jul 2025308 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025562 AMAQI
18th Jul 2025563 AMAQI
18th Jul 2025544 AMAQI
26°C24/29°C
18th Jul 2025535 AMAQI
18th Jul 2025536 AMAQI
18th Jul 2025537 AMAQI
18th Jul 2025538 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252112 PMAQI
18th Jul 2025231 PMAQI
18th Jul 2025252 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025284 PMAQI
18th Jul 2025305 PMAQI
18th Jul 2025326 PMAQI
18th Jul 2025367 PMAQI
18th Jul 2025418 PMAQI
18th Jul 2025439 PMAQI
18th Jul 20254310 PMAQI
18th Jul 20254311 PMAQI
19th Jul 20254212 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 2025506 AMAQI
19th Jul 2025507 AMAQI
19th Jul 2025508 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20251710 AMAQI
19th Jul 20251911 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025214 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025226 PMAQI
19th Jul 2025237 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025389 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253911 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025512 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025484 AMAQI
27°C24/31°C
20th Jul 2025465 AMAQI
20th Jul 2025466 AMAQI
20th Jul 2025467 AMAQI
20th Jul 2025458 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20251711 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025253 PMAQI
20th Jul 2025234 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025371 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 2025428 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252711 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025291 PMAQI
21st Jul 2025302 PMAQI
21st Jul 2025303 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025275 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025359 PMAQI
21st Jul 20253310 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253312 AMAQI
22nd Jul 2025361 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 2025397 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252310 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20254512 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025503 PMAQI
22nd Jul 2025494 PMAQI
22nd Jul 2025505 PMAQI
22nd Jul 2025516 PMAQI
22nd Jul 2025477 PMAQI
22nd Jul 2025468 PMAQI
22nd Jul 2025419 PMAQI
22nd Jul 20253910 PMAQI
22nd Jul 20253811 PMAQI
23rd Jul 20253712 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025393 AMAQI
23rd Jul 2025384 AMAQI
28°C25/32°C
23rd Jul 2025395 AMAQI
23rd Jul 2025396 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025279 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20252712 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025412 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025347 PMAQI
23rd Jul 2025378 PMAQI
23rd Jul 2025379 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20254111 PMAQI
24th Jul 20254112 AMAQI
24th Jul 2025371 AMAQI
24th Jul 2025392 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025384 AMAQI
28°C25/32°C
24th Jul 2025385 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252210 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20253112 PMAQI
24th Jul 2025361 PMAQI
24th Jul 2025502 PMAQI
24th Jul 2025483 PMAQI
24th Jul 2025354 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025266 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025278 PMAQI
24th Jul 2025319 PMAQI
24th Jul 20253010 PMAQI
24th Jul 20252811 PMAQI
25th Jul 20252912 AMAQI
25th Jul 2025331 AMAQI
25th Jul 2025382 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025384 AMAQI
29°C25/33°C
25th Jul 2025385 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025209 AMAQI
25th Jul 20251510 AMAQI
25th Jul 20251511 AMAQI
25th Jul 20251912 PMAQI
25th Jul 2025201 PMAQI
25th Jul 2025202 PMAQI
25th Jul 2025203 PMAQI
25th Jul 2025184 PMAQI
25th Jul 2025185 PMAQI
25th Jul 2025176 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252710 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252712 AMAQI
26th Jul 2025281 AMAQI
26th Jul 2025332 AMAQI
26th Jul 2025373 AMAQI
26th Jul 2025344 AMAQI
29°C25/33°C
26th Jul 2025345 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025337 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025199 AMAQI
26th Jul 20251710 AMAQI
26th Jul 20251711 AMAQI
26th Jul 20251912 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025212 PMAQI
26th Jul 2025203 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025175 PMAQI
26th Jul 2025186 PMAQI
26th Jul 2025207 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252811 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025323 AMAQI
27th Jul 2025324 AMAQI
29°C26/33°C
27th Jul 2025305 AMAQI
27th Jul 2025306 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20251510 AMAQI
27th Jul 20251511 AMAQI
27th Jul 20251612 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20252510 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252512 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025293 AMAQI
28th Jul 2025284 AMAQI
29°C25/33°C
28th Jul 2025285 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20251911 AMAQI
28th Jul 20252212 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025272 PMAQI
28th Jul 2025273 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025236 PMAQI
28th Jul 2025227 PMAQI
28th Jul 2025228 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252610 PMAQI
28th Jul 20252511 PMAQI
29th Jul 20252412 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025272 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025274 AMAQI
29°C24/33°C
29th Jul 2025275 AMAQI
29th Jul 2025266 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20252311 AMAQI
29th Jul 20252512 PMAQI
29th Jul 2025311 PMAQI
29th Jul 2025362 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025475 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025517 PMAQI
29th Jul 2025478 PMAQI
29th Jul 2025429 PMAQI
29th Jul 20254410 PMAQI
29th Jul 20254611 PMAQI
30th Jul 20254112 AMAQI
30th Jul 2025351 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025273 AMAQI
30th Jul 2025284 AMAQI
29°C25/34°C
30th Jul 2025285 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20253010 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025431 PMAQI
30th Jul 2025462 PMAQI
30th Jul 2025513 PMAQI
30th Jul 2025514 PMAQI
30th Jul 2025545 PMAQI
30th Jul 2025556 PMAQI
30th Jul 2025567 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025529 PMAQI
30th Jul 20254910 PMAQI
30th Jul 20254311 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025331 AMAQI
31st Jul 2025302 AMAQI
31st Jul 2025303 AMAQI
31st Jul 2025304 AMAQI
29°C26/34°C
31st Jul 2025295 AMAQI
31st Jul 2025296 AMAQI
31st Jul 2025297 AMAQI
31st Jul 2025298 AMAQI
31st Jul 2025299 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20254211 AMAQI
31st Jul 20255012 PMAQI
31st Jul 2025551 PMAQI
31st Jul 2025582 PMAQI
31st Jul 2025633 PMAQI
31st Jul 2025664 PMAQI
31st Jul 2025645 PMAQI
31st Jul 2025596 PMAQI
31st Jul 2025557 PMAQI
31st Jul 2025458 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20254810 PMAQI
31st Jul 20254111 PMAQI
1st Aug 20253312 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025323 AMAQI
1st Aug 2025374 AMAQI
29°C26/33°C
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20254010 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20254312 PMAQI
1st Aug 2025431 PMAQI
1st Aug 2025572 PMAQI
1st Aug 2025643 PMAQI
1st Aug 2025544 PMAQI
1st Aug 2025655 PMAQI
1st Aug 2025646 PMAQI
1st Aug 2025707 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025429 PMAQI
1st Aug 20253810 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20253912 AMAQI
2nd Aug 2025371 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025374 AMAQI
29°C26/33°C
2nd Aug 2025385 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025429 AMAQI
2nd Aug 20254210 AMAQI
2nd Aug 20254511 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025555 PMAQI
2nd Aug 2025486 PMAQI
2nd Aug 2025487 PMAQI
2nd Aug 2025478 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253410 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025404 AMAQI
30°C26/34°C
3rd Aug 2025415 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025417 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025389 AMAQI
3rd Aug 20254410 AMAQI
3rd Aug 20255011 AMAQI
3rd Aug 20255212 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025402 PMAQI
3rd Aug 2025563 PMAQI
3rd Aug 2025544 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025426 PMAQI
3rd Aug 2025407 PMAQI
3rd Aug 2025368 PMAQI
3rd Aug 2025449 PMAQI
3rd Aug 20254510 PMAQI
3rd Aug 20254211 PMAQI
4th Aug 20254812 AMAQI
4th Aug 2025421 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025413 AMAQI
4th Aug 2025424 AMAQI
29°C25/34°C
4th Aug 2025435 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025649 AMAQI
4th Aug 20257410 AMAQI
4th Aug 20258511 AMAQI
4th Aug 20258412 PMAQI
4th Aug 2025761 PMAQI
4th Aug 2025762 PMAQI
4th Aug 2025823 PMAQI
4th Aug 2025744 PMAQI
4th Aug 2025785 PMAQI
4th Aug 2025706 PMAQI
4th Aug 2025667 PMAQI
4th Aug 2025608 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20254810 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20255012 AMAQI
5th Aug 2025471 AMAQI
5th Aug 2025432 AMAQI
5th Aug 2025413 AMAQI
5th Aug 2025524 AMAQI
30°C27/34°C
5th Aug 2025555 AMAQI
5th Aug 2025556 AMAQI
5th Aug 2025557 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025439 AMAQI
5th Aug 20254710 AMAQI
5th Aug 20254211 AMAQI
5th Aug 20255412 PMAQI
5th Aug 2025531 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025403 PMAQI
5th Aug 2025454 PMAQI
5th Aug 2025435 PMAQI
5th Aug 2025436 PMAQI
5th Aug 2025457 PMAQI
5th Aug 2025478 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254211 PMAQI
6th Aug 20255012 AMAQI
6th Aug 2025511 AMAQI
6th Aug 2025522 AMAQI
6th Aug 2025503 AMAQI
6th Aug 2025524 AMAQI
--°C/°C
6th Aug 2025525 AMAQI
5 AM6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
50AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM
36AQI
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. 50), while the lowest AQI was between 10 AM to 10 AM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 4 AM
49AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM
44AQI
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. 49), while the lowest AQI was between 8 PM to 8 PM (Avg. 44).
2025 Days Vs Air Quality
Chayamachi Hayaoki, Hayashima, Okayama, Japan
2025
57%
123
42%
91
0.9%
2
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
123 DaysModerate
91 DaysPoor
2 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 57%
Health Risk Level:
Considerable
In 2025, 57% of 217 days were within WHO’s safe air quality limits, and 43% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Chayamachi Hayaoki, 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
35AQI
35AQI
2nd January 2025
41AQI
41AQI
3rd January 2025
34AQI
34AQI
4th January 2025
35AQI
35AQI
5th January 2025
42AQI
42AQI
6th January 2025
54AQI
54AQI
7th January 2025
36AQI
36AQI
8th January 2025
37AQI
37AQI
9th January 2025
31AQI
31AQI
10th January 2025
31AQI
31AQI
11th January 2025
32AQI
32AQI
12th January 2025
34AQI
34AQI
13th January 2025
38AQI
38AQI
14th January 2025
49AQI
49AQI
15th January 2025
42AQI
42AQI
16th January 2025
40AQI
40AQI
17th January 2025
34AQI
34AQI
18th January 2025
37AQI
37AQI
19th January 2025
46AQI
46AQI
20th January 2025
52AQI
52AQI
21st January 2025
50AQI
50AQI
22nd January 2025
69AQI
69AQI
23rd January 2025
88AQI
88AQI
24th January 2025
77AQI
77AQI
25th January 2025
50AQI
50AQI
26th January 2025
47AQI
47AQI
27th January 2025
40AQI
40AQI
28th January 2025
41AQI
41AQI
29th January 2025
34AQI
34AQI
30th January 2025
46AQI
46AQI
31st January 2025
63AQI
63AQI
1st February 2025
72AQI
72AQI
2nd February 2025
49AQI
49AQI
3rd February 2025
59AQI
59AQI
4th February 2025
41AQI
41AQI
5th February 2025
42AQI
42AQI
6th February 2025
33AQI
33AQI
7th February 2025
38AQI
38AQI
8th February 2025
32AQI
32AQI
9th February 2025
32AQI
32AQI
10th February 2025
33AQI
33AQI
11th February 2025
35AQI
35AQI
12th February 2025
44AQI
44AQI
13th February 2025
32AQI
32AQI
14th February 2025
47AQI
47AQI
15th February 2025
31AQI
31AQI
16th February 2025
57AQI
57AQI
17th February 2025
41AQI
41AQI
18th February 2025
42AQI
42AQI
19th February 2025
36AQI
36AQI
20th February 2025
36AQI
36AQI
21st February 2025
33AQI
33AQI
22nd February 2025
35AQI
35AQI
23rd February 2025
33AQI
33AQI
24th February 2025
36AQI
36AQI
25th February 2025
43AQI
43AQI
26th February 2025
41AQI
41AQI
27th February 2025
69AQI
69AQI
28th February 2025
78AQI
78AQI
1st March 2025
102AQI
102AQI
2nd March 2025
99AQI
99AQI
3rd March 2025
60AQI
60AQI
4th March 2025
49AQI
49AQI
5th March 2025
38AQI
38AQI
6th March 2025
42AQI
42AQI
7th March 2025
38AQI
38AQI
8th March 2025
45AQI
45AQI
9th March 2025
44AQI
44AQI
10th March 2025
45AQI
45AQI
11th March 2025
45AQI
45AQI
12th March 2025
60AQI
60AQI
13th March 2025
54AQI
54AQI
14th March 2025
48AQI
48AQI
15th March 2025
41AQI
41AQI
16th March 2025
27AQI
27AQI
17th March 2025
40AQI
40AQI
18th March 2025
33AQI
33AQI
19th March 2025
38AQI
38AQI
20th March 2025
51AQI
51AQI
21st March 2025
60AQI
60AQI
22nd March 2025
68AQI
68AQI
23rd March 2025
75AQI
75AQI
24th March 2025
79AQI
79AQI
25th March 2025
79AQI
79AQI
26th March 2025
87AQI
87AQI
27th March 2025
81AQI
81AQI
28th March 2025
55AQI
55AQI
29th March 2025
53AQI
53AQI
30th March 2025
42AQI
42AQI
31st March 2025
37AQI
37AQI
1st April 2025
37AQI
37AQI
2nd April 2025
38AQI
38AQI
3rd April 2025
25AQI
25AQI
4th April 2025
43AQI
43AQI
5th April 2025
41AQI
41AQI
6th April 2025
55AQI
55AQI
7th April 2025
53AQI
53AQI
8th April 2025
56AQI
56AQI
9th April 2025
69AQI
69AQI
10th April 2025
68AQI
68AQI
11th April 2025
68AQI
68AQI
12th April 2025
57AQI
57AQI
13th April 2025
49AQI
49AQI
14th April 2025
52AQI
52AQI
15th April 2025
33AQI
33AQI
16th April 2025
53AQI
53AQI
17th April 2025
54AQI
54AQI
18th April 2025
63AQI
63AQI
19th April 2025
67AQI
67AQI
20th April 2025
63AQI
63AQI
21st April 2025
46AQI
46AQI
22nd April 2025
52AQI
52AQI
23rd April 2025
57AQI
57AQI
24th April 2025
46AQI
46AQI
25th April 2025
74AQI
74AQI
26th April 2025
70AQI
70AQI
27th April 2025
67AQI
67AQI
28th April 2025
59AQI
59AQI
29th April 2025
53AQI
53AQI
30th April 2025
63AQI
63AQI
1st May 2025
58AQI
58AQI
2nd May 2025
43AQI
43AQI
3rd May 2025
54AQI
54AQI
4th May 2025
46AQI
46AQI
5th May 2025
49AQI
49AQI
6th May 2025
34AQI
34AQI
7th May 2025
41AQI
41AQI
8th May 2025
33AQI
33AQI
9th May 2025
41AQI
41AQI
10th May 2025
36AQI
36AQI
11th May 2025
43AQI
43AQI
12th May 2025
55AQI
55AQI
13th May 2025
59AQI
59AQI
14th May 2025
64AQI
64AQI
15th May 2025
52AQI
52AQI
16th May 2025
55AQI
55AQI
17th May 2025
48AQI
48AQI
18th May 2025
56AQI
56AQI
19th May 2025
61AQI
61AQI
20th May 2025
69AQI
69AQI
21st May 2025
58AQI
58AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
54AQI
54AQI
24th May 2025
43AQI
43AQI
25th May 2025
28AQI
28AQI
26th May 2025
36AQI
36AQI
27th May 2025
39AQI
39AQI
28th May 2025
46AQI
46AQI
29th May 2025
49AQI
49AQI
30th May 2025
43AQI
43AQI
31st May 2025
44AQI
44AQI
1st June 2025
52AQI
52AQI
2nd June 2025
80AQI
80AQI
3rd June 2025
40AQI
40AQI
4th June 2025
56AQI
56AQI
5th June 2025
53AQI
53AQI
6th June 2025
67AQI
67AQI
7th June 2025
67AQI
67AQI
8th June 2025
73AQI
73AQI
9th June 2025
55AQI
55AQI
10th June 2025
37AQI
37AQI
11th June 2025
53AQI
53AQI
12th June 2025
67AQI
67AQI
13th June 2025
59AQI
59AQI
14th June 2025
42AQI
42AQI
15th June 2025
45AQI
45AQI
16th June 2025
50AQI
50AQI
17th June 2025
46AQI
46AQI
18th June 2025
54AQI
54AQI
19th June 2025
58AQI
58AQI
20th June 2025
60AQI
60AQI
21st June 2025
57AQI
57AQI
22nd June 2025
55AQI
55AQI
23rd June 2025
48AQI
48AQI
24th June 2025
43AQI
43AQI
25th June 2025
42AQI
42AQI
26th June 2025
49AQI
49AQI
27th June 2025
59AQI
59AQI
28th June 2025
64AQI
64AQI
29th June 2025
59AQI
59AQI
30th June 2025
63AQI
63AQI
1st July 2025
64AQI
64AQI
2nd July 2025
92AQI
92AQI
3rd July 2025
88AQI
88AQI
4th July 2025
105AQI
105AQI
5th July 2025
90AQI
90AQI
6th July 2025
74AQI
74AQI
7th July 2025
73AQI
73AQI
8th July 2025
72AQI
72AQI
9th July 2025
84AQI
84AQI
10th July 2025
71AQI
71AQI
11th July 2025
60AQI
60AQI
12th July 2025
54AQI
54AQI
13th July 2025
50AQI
50AQI
14th July 2025
43AQI
43AQI
15th July 2025
49AQI
49AQI
16th July 2025
58AQI
58AQI
17th July 2025
38AQI
38AQI
18th July 2025
40AQI
40AQI
19th July 2025
35AQI
35AQI
20th July 2025
34AQI
34AQI
21st July 2025
34AQI
34AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
36AQI
36AQI
24th July 2025
34AQI
34AQI
25th July 2025
27AQI
27AQI
26th July 2025
25AQI
25AQI
27th July 2025
24AQI
24AQI
28th July 2025
25AQI
25AQI
29th July 2025
34AQI
34AQI
30th July 2025
40AQI
40AQI
31st July 2025
43AQI
43AQI
1st August 2025
45AQI
45AQI
2nd August 2025
43AQI
43AQI
3rd August 2025
43AQI
43AQI
4th August 2025
57AQI
57AQI
45AQI
43AQI
55AQI
54AQI
48AQI
55AQI
53AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202550AQI
25
6
23
5
16
14
1
9
21
19
12
10
20
18
12
1
3
1
123
91
2
Highest AQI recorded in
March55AQI
Lowest AQI recorded in
February43AQI
202443AQI
15
16
24
5
24
7
13
16
1
19
11
18
12
28
3
27
4
27
3
29
2
21
9
30
1
275
89
1
Highest AQI recorded in
April56AQI
Lowest AQI recorded in
August36AQI
202345AQI
21
9
1
17
11
14
17
15
15
19
12
16
14
23
8
31
26
4
20
11
13
14
2
18
12
233
127
3
Highest AQI recorded in
November55AQI
Lowest AQI recorded in
August28AQI
202244AQI
23
8
15
6
16
15
16
14
14
17
22
8
19
5
2
27
2
21
10
19
10
1
26
5
220
100
1
Highest AQI recorded in
May53AQI
Lowest AQI recorded in
August23AQI
202143AQI
22
9
17
11
16
13
16
5
16
15
21
9
27
4
26
5
26
4
20
11
17
12
1
23
8
247
106
1
Highest AQI recorded in
November54AQI
Lowest AQI recorded in
August33AQI
202049AQI
5
8
13
8
10
7
1
15
14
1
24
7
7
19
5
15
4
20
11
19
10
1
22
9
150
97
8
Highest AQI recorded in
August72AQI
Lowest AQI recorded in
September37AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
50AQILeast Polluted Year Recorded
2021(Avg.)
43AQIChayamachi Hayaoki's annual 2025 AQI (50) shows an average percentage change of 12.5% (worsened AQI) compared to previous years: 2020 (49), 2021 (43), 2022 (44), 2023 (45), 2024 (43).
