Higashifukawa, Nagato, Yamaguchi, 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
Higashifukawa, Nagato, Yamaguchi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2024
58AQILowest AQI recorded on
29th Aug 2024
13AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Higashifukawa, Nagato, Yamaguchi, Japan
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4PM2nd Aug
54AQI
Avg. Lowest Time
3AM3rd Aug
38AQI
In the last 24 hours,
Higashifukawa's AQI reached its highest point of 54 at 4 PM during the Night, while the lowest point, 38, was recorded at 3 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Higashifukawa, Nagato, Yamaguchi, Japan
JulAug
04th - 05th05th - 06th06th - 07th07th - 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
Day
Night
4th Jul 2025655 AMAQI
4th Jul 2025646 AMAQI
4th Jul 2025647 AMAQI
4th Jul 2025648 AMAQI
4th Jul 2025769 AMAQI
4th Jul 20258710 AMAQI
4th Jul 20258811 AMAQI
4th Jul 20258712 PMAQI
4th Jul 2025801 PMAQI
4th Jul 2025792 PMAQI
4th Jul 2025813 PMAQI
4th Jul 2025804 PMAQI
4th Jul 2025785 PMAQI
4th Jul 2025806 PMAQI
4th Jul 2025817 PMAQI
4th Jul 2025788 PMAQI
4th Jul 2025719 PMAQI
4th Jul 20257010 PMAQI
4th Jul 20256811 PMAQI
5th Jul 20257012 AMAQI
5th Jul 2025671 AMAQI
5th Jul 2025642 AMAQI
5th Jul 2025643 AMAQI
5th Jul 2025664 AMAQI
26°C23/30°C
5th Jul 2025685 AMAQI
5th Jul 2025706 AMAQI
5th Jul 2025697 AMAQI
5th Jul 2025688 AMAQI
5th Jul 2025709 AMAQI
5th Jul 20257010 AMAQI
5th Jul 20256611 AMAQI
5th Jul 20256112 PMAQI
5th Jul 2025601 PMAQI
5th Jul 2025622 PMAQI
5th Jul 2025613 PMAQI
5th Jul 2025614 PMAQI
5th Jul 2025675 PMAQI
5th Jul 2025686 PMAQI
5th Jul 2025607 PMAQI
5th Jul 2025588 PMAQI
5th Jul 2025609 PMAQI
5th Jul 20255910 PMAQI
5th Jul 20256011 PMAQI
6th Jul 20255912 AMAQI
6th Jul 2025621 AMAQI
6th Jul 2025692 AMAQI
6th Jul 2025693 AMAQI
6th Jul 2025694 AMAQI
26°C23/29°C
6th Jul 2025715 AMAQI
6th Jul 2025686 AMAQI
6th Jul 2025697 AMAQI
6th Jul 2025688 AMAQI
6th Jul 2025559 AMAQI
6th Jul 20253810 AMAQI
6th Jul 20253711 AMAQI
6th Jul 20253812 PMAQI
6th Jul 2025431 PMAQI
6th Jul 2025442 PMAQI
6th Jul 2025393 PMAQI
6th Jul 2025394 PMAQI
6th Jul 2025445 PMAQI
6th Jul 2025426 PMAQI
6th Jul 2025427 PMAQI
6th Jul 2025488 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025611 AMAQI
7th Jul 2025672 AMAQI
7th Jul 2025683 AMAQI
7th Jul 2025654 AMAQI
26°C23/29°C
7th Jul 2025635 AMAQI
7th Jul 2025636 AMAQI
7th Jul 2025637 AMAQI
7th Jul 2025638 AMAQI
7th Jul 2025389 AMAQI
7th Jul 20253810 AMAQI
7th Jul 20253911 AMAQI
7th Jul 20253812 PMAQI
7th Jul 2025491 PMAQI
7th Jul 2025512 PMAQI
7th Jul 2025503 PMAQI
7th Jul 2025484 PMAQI
7th Jul 2025405 PMAQI
7th Jul 2025426 PMAQI
7th Jul 2025467 PMAQI
7th Jul 2025498 PMAQI
7th Jul 2025569 PMAQI
7th Jul 20255710 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255712 AMAQI
8th Jul 2025611 AMAQI
8th Jul 2025642 AMAQI
8th Jul 2025643 AMAQI
8th Jul 2025634 AMAQI
26°C23/30°C
8th Jul 2025605 AMAQI
8th Jul 2025606 AMAQI
8th Jul 2025607 AMAQI
8th Jul 2025608 AMAQI
8th Jul 2025539 AMAQI
8th Jul 20254910 AMAQI
8th Jul 20255311 AMAQI
8th Jul 20255512 PMAQI
8th Jul 2025561 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025583 PMAQI
8th Jul 2025574 PMAQI
8th Jul 2025565 PMAQI
8th Jul 2025556 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025588 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20255910 PMAQI
8th Jul 20255711 PMAQI
9th Jul 20255712 AMAQI
9th Jul 2025601 AMAQI
9th Jul 2025612 AMAQI
9th Jul 2025613 AMAQI
9th Jul 2025604 AMAQI
26°C24/29°C
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025617 AMAQI
9th Jul 2025608 AMAQI
9th Jul 2025529 AMAQI
9th Jul 20255610 AMAQI
9th Jul 20256611 AMAQI
9th Jul 20257212 PMAQI
9th Jul 2025761 PMAQI
9th Jul 2025702 PMAQI
9th Jul 2025673 PMAQI
9th Jul 2025664 PMAQI
9th Jul 2025615 PMAQI
9th Jul 2025606 PMAQI
9th Jul 2025627 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025659 PMAQI
9th Jul 20256410 PMAQI
9th Jul 20256511 PMAQI
10th Jul 20256412 AMAQI
10th Jul 2025631 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025624 AMAQI
26°C24/30°C
10th Jul 2025625 AMAQI
10th Jul 2025626 AMAQI
10th Jul 2025627 AMAQI
10th Jul 2025628 AMAQI
10th Jul 2025669 AMAQI
10th Jul 20257410 AMAQI
10th Jul 20258011 AMAQI
10th Jul 20258012 PMAQI
10th Jul 2025781 PMAQI
10th Jul 2025772 PMAQI
10th Jul 2025783 PMAQI
10th Jul 2025854 PMAQI
10th Jul 2025855 PMAQI
10th Jul 2025826 PMAQI
10th Jul 2025747 PMAQI
10th Jul 2025688 PMAQI
10th Jul 2025649 PMAQI
10th Jul 20256310 PMAQI
10th Jul 20256411 PMAQI
11th Jul 20256412 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025632 AMAQI
11th Jul 2025623 AMAQI
11th Jul 2025644 AMAQI
26°C23/30°C
11th Jul 2025655 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025668 AMAQI
11th Jul 2025669 AMAQI
11th Jul 20256510 AMAQI
11th Jul 20256611 AMAQI
11th Jul 20256212 PMAQI
11th Jul 2025601 PMAQI
11th Jul 2025622 PMAQI
11th Jul 2025593 PMAQI
11th Jul 2025574 PMAQI
11th Jul 2025515 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025527 PMAQI
11th Jul 2025548 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255912 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025653 AMAQI
12th Jul 2025644 AMAQI
26°C23/28°C
12th Jul 2025655 AMAQI
12th Jul 2025656 AMAQI
12th Jul 2025647 AMAQI
12th Jul 2025658 AMAQI
12th Jul 2025439 AMAQI
12th Jul 20254210 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20254912 PMAQI
12th Jul 2025511 PMAQI
12th Jul 2025502 PMAQI
12th Jul 2025523 PMAQI
12th Jul 2025504 PMAQI
12th Jul 2025445 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025538 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255610 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025632 AMAQI
13th Jul 2025633 AMAQI
13th Jul 2025624 AMAQI
26°C23/28°C
13th Jul 2025615 AMAQI
13th Jul 2025616 AMAQI
13th Jul 2025617 AMAQI
13th Jul 2025618 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20252210 AMAQI
13th Jul 20252211 AMAQI
13th Jul 20252412 PMAQI
13th Jul 2025281 PMAQI
13th Jul 2025292 PMAQI
13th Jul 2025283 PMAQI
13th Jul 2025284 PMAQI
13th Jul 2025275 PMAQI
13th Jul 2025246 PMAQI
13th Jul 2025267 PMAQI
13th Jul 2025368 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255110 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025612 AMAQI
14th Jul 2025603 AMAQI
14th Jul 2025594 AMAQI
27°C24/31°C
14th Jul 2025575 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025223 PMAQI
14th Jul 2025234 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025358 PMAQI
14th Jul 2025479 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254812 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025573 AMAQI
15th Jul 2025564 AMAQI
24°C21/27°C
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025409 AMAQI
15th Jul 20254010 AMAQI
15th Jul 20254611 AMAQI
15th Jul 20254612 PMAQI
15th Jul 2025421 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025423 PMAQI
15th Jul 2025434 PMAQI
15th Jul 2025455 PMAQI
15th Jul 2025506 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025478 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255311 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025544 AMAQI
25°C21/29°C
16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20254710 AMAQI
16th Jul 20254711 AMAQI
16th Jul 20255212 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025593 PMAQI
16th Jul 2025654 PMAQI
16th Jul 2025715 PMAQI
16th Jul 2025786 PMAQI
16th Jul 2025717 PMAQI
16th Jul 2025598 PMAQI
16th Jul 2025569 PMAQI
16th Jul 20255610 PMAQI
16th Jul 20255611 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025581 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025543 AMAQI
17th Jul 2025544 AMAQI
26°C22/30°C
17th Jul 2025545 AMAQI
17th Jul 2025546 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025539 AMAQI
17th Jul 20255410 AMAQI
17th Jul 20255011 AMAQI
17th Jul 20254812 PMAQI
17th Jul 2025491 PMAQI
17th Jul 2025512 PMAQI
17th Jul 2025473 PMAQI
17th Jul 2025404 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025276 PMAQI
17th Jul 2025197 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254510 PMAQI
17th Jul 20254511 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025552 AMAQI
18th Jul 2025553 AMAQI
18th Jul 2025544 AMAQI
27°C25/31°C
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025558 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20251610 AMAQI
18th Jul 20252011 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025191 PMAQI
18th Jul 2025182 PMAQI
18th Jul 2025183 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025195 PMAQI
18th Jul 2025196 PMAQI
18th Jul 2025207 PMAQI
18th Jul 2025298 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254311 PMAQI
19th Jul 20254412 AMAQI
19th Jul 2025491 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025514 AMAQI
24°C23/25°C
19th Jul 2025485 AMAQI
19th Jul 2025486 AMAQI
19th Jul 2025487 AMAQI
19th Jul 2025488 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025429 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253711 PMAQI
20th Jul 20253712 AMAQI
20th Jul 2025431 AMAQI
20th Jul 2025502 AMAQI
20th Jul 2025503 AMAQI
20th Jul 2025484 AMAQI
26°C24/29°C
20th Jul 2025465 AMAQI
20th Jul 2025456 AMAQI
20th Jul 2025467 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025183 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025166 PMAQI
20th Jul 2025157 PMAQI
20th Jul 2025228 PMAQI
20th Jul 2025319 PMAQI
20th Jul 20253110 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025443 AMAQI
21st Jul 2025434 AMAQI
27°C24/30°C
21st Jul 2025405 AMAQI
21st Jul 2025396 AMAQI
21st Jul 2025407 AMAQI
21st Jul 2025408 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20251611 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025191 PMAQI
21st Jul 2025192 PMAQI
21st Jul 2025243 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025225 PMAQI
21st Jul 2025246 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025379 PMAQI
21st Jul 20253710 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20253712 AMAQI
22nd Jul 2025371 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025403 AMAQI
22nd Jul 2025384 AMAQI
27°C24/31°C
22nd Jul 2025365 AMAQI
22nd Jul 2025366 AMAQI
22nd Jul 2025367 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025259 AMAQI
22nd Jul 20252210 AMAQI
22nd Jul 20251811 AMAQI
22nd Jul 20252212 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025262 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025264 PMAQI
22nd Jul 2025215 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025237 PMAQI
22nd Jul 2025278 PMAQI
22nd Jul 2025369 PMAQI
22nd Jul 20253610 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253312 AMAQI
23rd Jul 2025351 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025373 AMAQI
23rd Jul 2025364 AMAQI
26°C23/30°C
23rd Jul 2025355 AMAQI
23rd Jul 2025356 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252310 AMAQI
23rd Jul 20252611 AMAQI
23rd Jul 20252412 PMAQI
23rd Jul 2025271 PMAQI
23rd Jul 2025222 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025274 PMAQI
23rd Jul 2025245 PMAQI
23rd Jul 2025246 PMAQI
23rd Jul 2025277 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025379 PMAQI
23rd Jul 20253710 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20252912 AMAQI
24th Jul 2025321 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
24th Jul 2025354 AMAQI
27°C23/31°C
24th Jul 2025335 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025337 AMAQI
24th Jul 2025338 AMAQI
24th Jul 2025269 AMAQI
24th Jul 20252210 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20252512 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025332 PMAQI
24th Jul 2025333 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025335 PMAQI
24th Jul 2025336 PMAQI
24th Jul 2025307 PMAQI
24th Jul 2025348 PMAQI
24th Jul 2025359 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20252711 PMAQI
25th Jul 20252712 AMAQI
25th Jul 2025291 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025343 AMAQI
25th Jul 2025334 AMAQI
27°C23/31°C
25th Jul 2025335 AMAQI
25th Jul 2025326 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025338 AMAQI
25th Jul 2025209 AMAQI
25th Jul 20251810 AMAQI
25th Jul 20251611 AMAQI
25th Jul 20251612 PMAQI
25th Jul 2025221 PMAQI
25th Jul 2025222 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025254 PMAQI
25th Jul 2025315 PMAQI
25th Jul 2025346 PMAQI
25th Jul 2025377 PMAQI
25th Jul 2025348 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20252610 PMAQI
25th Jul 20252611 PMAQI
26th Jul 20252912 AMAQI
26th Jul 2025321 AMAQI
26th Jul 2025332 AMAQI
26th Jul 2025323 AMAQI
26th Jul 2025314 AMAQI
27°C24/31°C
26th Jul 2025295 AMAQI
26th Jul 2025296 AMAQI
26th Jul 2025307 AMAQI
26th Jul 2025308 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20251810 AMAQI
26th Jul 20251911 AMAQI
26th Jul 20251812 PMAQI
26th Jul 2025171 PMAQI
26th Jul 2025182 PMAQI
26th Jul 2025193 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025196 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025239 PMAQI
26th Jul 20252210 PMAQI
26th Jul 20252211 PMAQI
27th Jul 20252212 AMAQI
27th Jul 2025271 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025313 AMAQI
27th Jul 2025304 AMAQI
28°C24/32°C
27th Jul 2025285 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20252110 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20251812 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025182 PMAQI
27th Jul 2025163 PMAQI
27th Jul 2025164 PMAQI
27th Jul 2025195 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20252210 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252712 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025292 AMAQI
28th Jul 2025283 AMAQI
28th Jul 2025284 AMAQI
28°C24/32°C
28th Jul 2025275 AMAQI
28th Jul 2025276 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025229 AMAQI
28th Jul 20252210 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251912 PMAQI
28th Jul 2025221 PMAQI
28th Jul 2025232 PMAQI
28th Jul 2025243 PMAQI
28th Jul 2025254 PMAQI
28th Jul 2025265 PMAQI
28th Jul 2025296 PMAQI
28th Jul 2025307 PMAQI
28th Jul 2025308 PMAQI
28th Jul 2025279 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20252512 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025283 AMAQI
29th Jul 2025274 AMAQI
27°C23/31°C
29th Jul 2025265 AMAQI
29th Jul 2025266 AMAQI
29th Jul 2025267 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025209 AMAQI
29th Jul 20251910 AMAQI
29th Jul 20251811 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025261 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025223 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025285 PMAQI
29th Jul 2025306 PMAQI
29th Jul 2025337 PMAQI
29th Jul 2025288 PMAQI
29th Jul 2025299 PMAQI
29th Jul 20252910 PMAQI
29th Jul 20253011 PMAQI
30th Jul 20252712 AMAQI
30th Jul 2025271 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025283 AMAQI
30th Jul 2025274 AMAQI
27°C24/31°C
30th Jul 2025265 AMAQI
30th Jul 2025276 AMAQI
30th Jul 2025267 AMAQI
30th Jul 2025268 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025461 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025424 PMAQI
30th Jul 2025445 PMAQI
30th Jul 2025466 PMAQI
30th Jul 2025417 PMAQI
30th Jul 2025358 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253010 PMAQI
30th Jul 20252811 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025272 AMAQI
31st Jul 2025273 AMAQI
31st Jul 2025274 AMAQI
27°C23/32°C
31st Jul 2025275 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025277 AMAQI
31st Jul 2025278 AMAQI
31st Jul 2025279 AMAQI
31st Jul 20252710 AMAQI
31st Jul 20253711 AMAQI
31st Jul 20254212 PMAQI
31st Jul 2025421 PMAQI
31st Jul 2025412 PMAQI
31st Jul 2025393 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025406 PMAQI
31st Jul 2025377 PMAQI
31st Jul 2025328 PMAQI
31st Jul 2025509 PMAQI
31st Jul 20254610 PMAQI
31st Jul 20253811 PMAQI
1st Aug 20253712 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025362 AMAQI
1st Aug 2025333 AMAQI
1st Aug 2025354 AMAQI
27°C23/31°C
1st Aug 2025355 AMAQI
1st Aug 2025386 AMAQI
1st Aug 2025437 AMAQI
1st Aug 2025388 AMAQI
1st Aug 2025469 AMAQI
1st Aug 20255010 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025471 PMAQI
1st Aug 2025522 PMAQI
1st Aug 2025533 PMAQI
1st Aug 2025534 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025546 PMAQI
1st Aug 2025527 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025429 PMAQI
1st Aug 20254110 PMAQI
1st Aug 20253911 PMAQI
2nd Aug 20254512 AMAQI
2nd Aug 2025381 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025374 AMAQI
27°C24/31°C
2nd Aug 2025405 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025529 AMAQI
2nd Aug 20255110 AMAQI
2nd Aug 20255211 AMAQI
2nd Aug 20255012 PMAQI
2nd Aug 2025491 PMAQI
2nd Aug 2025492 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025387 PMAQI
2nd Aug 2025428 PMAQI
2nd Aug 2025449 PMAQI
2nd Aug 20254410 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20254012 AMAQI
3rd Aug 2025391 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025404 AMAQI
--°C/°C
3rd Aug 2025425 AMAQI
5 AM3rd Aug 2025416 AMAQI
3rd Aug 2025427 AMAQI
3rd Aug 2025428 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
47AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM - 12 PM
38AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 47), while the lowest AQI was between 10 AM to 12 PM (Avg. 38).
Night time
Avg. Highest Time
2 AM - 4 AM
48AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM
41AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 4 AM (Avg. 48), while the lowest AQI was between 8 PM to 8 PM (Avg. 41).
2025 Days Vs Air Quality
Higashifukawa, Nagato, Yamaguchi, Japan
2025
77%
164
23%
50
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
164 DaysModerate
50 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 77%
Health Risk Level:
Low
In 2025, 77% of 214 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
Higashifukawa, Nagato, Yamaguchi, 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
28AQI
28AQI
2nd January 2025
36AQI
36AQI
3rd January 2025
31AQI
31AQI
4th January 2025
31AQI
31AQI
5th January 2025
28AQI
28AQI
6th January 2025
48AQI
48AQI
7th January 2025
30AQI
30AQI
8th January 2025
38AQI
38AQI
9th January 2025
29AQI
29AQI
10th January 2025
29AQI
29AQI
11th January 2025
29AQI
29AQI
12th January 2025
31AQI
31AQI
13th January 2025
41AQI
41AQI
14th January 2025
47AQI
47AQI
15th January 2025
38AQI
38AQI
16th January 2025
38AQI
38AQI
17th January 2025
42AQI
42AQI
18th January 2025
37AQI
37AQI
19th January 2025
45AQI
45AQI
20th January 2025
45AQI
45AQI
21st January 2025
52AQI
52AQI
22nd January 2025
67AQI
67AQI
23rd January 2025
75AQI
75AQI
24th January 2025
60AQI
60AQI
25th January 2025
46AQI
46AQI
26th January 2025
42AQI
42AQI
27th January 2025
39AQI
39AQI
28th January 2025
36AQI
36AQI
29th January 2025
33AQI
33AQI
30th January 2025
41AQI
41AQI
31st January 2025
47AQI
47AQI
1st February 2025
45AQI
45AQI
2nd February 2025
37AQI
37AQI
3rd February 2025
46AQI
46AQI
4th February 2025
32AQI
32AQI
5th February 2025
38AQI
38AQI
6th February 2025
31AQI
31AQI
7th February 2025
35AQI
35AQI
8th February 2025
31AQI
31AQI
9th February 2025
33AQI
33AQI
10th February 2025
33AQI
33AQI
11th February 2025
42AQI
42AQI
12th February 2025
35AQI
35AQI
13th February 2025
35AQI
35AQI
14th February 2025
43AQI
43AQI
15th February 2025
34AQI
34AQI
16th February 2025
46AQI
46AQI
17th February 2025
40AQI
40AQI
18th February 2025
36AQI
36AQI
19th February 2025
37AQI
37AQI
20th February 2025
34AQI
34AQI
21st February 2025
37AQI
37AQI
22nd February 2025
41AQI
41AQI
23rd February 2025
41AQI
41AQI
24th February 2025
41AQI
41AQI
25th February 2025
41AQI
41AQI
26th February 2025
56AQI
56AQI
27th February 2025
49AQI
49AQI
28th February 2025
58AQI
58AQI
1st March 2025
57AQI
57AQI
2nd March 2025
47AQI
47AQI
3rd March 2025
43AQI
43AQI
4th March 2025
38AQI
38AQI
5th March 2025
34AQI
34AQI
6th March 2025
37AQI
37AQI
7th March 2025
36AQI
36AQI
8th March 2025
37AQI
37AQI
9th March 2025
40AQI
40AQI
10th March 2025
43AQI
43AQI
11th March 2025
43AQI
43AQI
12th March 2025
48AQI
48AQI
13th March 2025
49AQI
49AQI
14th March 2025
39AQI
39AQI
15th March 2025
32AQI
32AQI
16th March 2025
23AQI
23AQI
17th March 2025
35AQI
35AQI
18th March 2025
38AQI
38AQI
19th March 2025
43AQI
43AQI
20th March 2025
54AQI
54AQI
21st March 2025
54AQI
54AQI
22nd March 2025
70AQI
70AQI
23rd March 2025
65AQI
65AQI
24th March 2025
62AQI
62AQI
25th March 2025
71AQI
71AQI
26th March 2025
76AQI
76AQI
27th March 2025
65AQI
65AQI
28th March 2025
60AQI
60AQI
29th March 2025
49AQI
49AQI
30th March 2025
42AQI
42AQI
31st March 2025
40AQI
40AQI
1st April 2025
41AQI
41AQI
2nd April 2025
35AQI
35AQI
3rd April 2025
27AQI
27AQI
4th April 2025
34AQI
34AQI
5th April 2025
38AQI
38AQI
6th April 2025
42AQI
42AQI
7th April 2025
35AQI
35AQI
8th April 2025
33AQI
33AQI
9th April 2025
49AQI
49AQI
10th April 2025
47AQI
47AQI
11th April 2025
53AQI
53AQI
12th April 2025
50AQI
50AQI
13th April 2025
48AQI
48AQI
14th April 2025
44AQI
44AQI
15th April 2025
34AQI
34AQI
16th April 2025
48AQI
48AQI
17th April 2025
45AQI
45AQI
18th April 2025
50AQI
50AQI
19th April 2025
50AQI
50AQI
20th April 2025
38AQI
38AQI
21st April 2025
34AQI
34AQI
22nd April 2025
29AQI
29AQI
23rd April 2025
20AQI
20AQI
24th April 2025
33AQI
33AQI
25th April 2025
58AQI
58AQI
26th April 2025
49AQI
49AQI
27th April 2025
56AQI
56AQI
28th April 2025
44AQI
44AQI
29th April 2025
47AQI
47AQI
30th April 2025
49AQI
49AQI
1st May 2025
48AQI
48AQI
2nd May 2025
45AQI
45AQI
3rd May 2025
46AQI
46AQI
4th May 2025
41AQI
41AQI
5th May 2025
40AQI
40AQI
6th May 2025
33AQI
33AQI
7th May 2025
33AQI
33AQI
8th May 2025
34AQI
34AQI
9th May 2025
31AQI
31AQI
10th May 2025
32AQI
32AQI
11th May 2025
46AQI
46AQI
12th May 2025
53AQI
53AQI
13th May 2025
55AQI
55AQI
14th May 2025
60AQI
60AQI
15th May 2025
57AQI
57AQI
16th May 2025
51AQI
51AQI
17th May 2025
37AQI
37AQI
18th May 2025
48AQI
48AQI
19th May 2025
57AQI
57AQI
20th May 2025
56AQI
56AQI
21st May 2025
43AQI
43AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
45AQI
45AQI
24th May 2025
30AQI
30AQI
25th May 2025
30AQI
30AQI
26th May 2025
29AQI
29AQI
27th May 2025
37AQI
37AQI
28th May 2025
38AQI
38AQI
29th May 2025
38AQI
38AQI
30th May 2025
39AQI
39AQI
31st May 2025
35AQI
35AQI
1st June 2025
44AQI
44AQI
2nd June 2025
50AQI
50AQI
3rd June 2025
32AQI
32AQI
4th June 2025
44AQI
44AQI
5th June 2025
43AQI
43AQI
6th June 2025
51AQI
51AQI
7th June 2025
58AQI
58AQI
8th June 2025
63AQI
63AQI
9th June 2025
52AQI
52AQI
10th June 2025
31AQI
31AQI
11th June 2025
43AQI
43AQI
12th June 2025
51AQI
51AQI
13th June 2025
45AQI
45AQI
14th June 2025
34AQI
34AQI
15th June 2025
30AQI
30AQI
16th June 2025
30AQI
30AQI
17th June 2025
35AQI
35AQI
18th June 2025
43AQI
43AQI
19th June 2025
41AQI
41AQI
20th June 2025
52AQI
52AQI
21st June 2025
51AQI
51AQI
22nd June 2025
65AQI
65AQI
23rd June 2025
45AQI
45AQI
24th June 2025
46AQI
46AQI
25th June 2025
43AQI
43AQI
26th June 2025
51AQI
51AQI
27th June 2025
52AQI
52AQI
28th June 2025
43AQI
43AQI
29th June 2025
41AQI
41AQI
30th June 2025
52AQI
52AQI
1st July 2025
62AQI
62AQI
2nd July 2025
65AQI
65AQI
3rd July 2025
66AQI
66AQI
4th July 2025
73AQI
73AQI
5th July 2025
65AQI
65AQI
6th July 2025
54AQI
54AQI
7th July 2025
53AQI
53AQI
8th July 2025
58AQI
58AQI
9th July 2025
62AQI
62AQI
10th July 2025
69AQI
69AQI
11th July 2025
60AQI
60AQI
12th July 2025
55AQI
55AQI
13th July 2025
44AQI
44AQI
14th July 2025
40AQI
40AQI
15th July 2025
49AQI
49AQI
16th July 2025
57AQI
57AQI
17th July 2025
46AQI
46AQI
18th July 2025
36AQI
36AQI
19th July 2025
35AQI
35AQI
20th July 2025
32AQI
32AQI
21st July 2025
32AQI
32AQI
22nd July 2025
31AQI
31AQI
23rd July 2025
31AQI
31AQI
24th July 2025
32AQI
32AQI
25th July 2025
28AQI
28AQI
26th July 2025
24AQI
24AQI
27th July 2025
23AQI
23AQI
28th July 2025
26AQI
26AQI
29th July 2025
26AQI
26AQI
30th July 2025
32AQI
32AQI
31st July 2025
34AQI
34AQI
1st August 2025
44AQI
44AQI
2nd August 2025
42AQI
42AQI
41AQI
40AQI
47AQI
42AQI
42AQI
45AQI
45AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202543AQI
27
4
26
2
21
10
27
3
24
7
19
11
18
13
2
164
50
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
February40AQI
202437AQI
29
2
25
4
24
7
24
5
1
23
8
26
4
30
1
30
1
27
3
31
29
1
31
329
36
1
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
July28AQI
202342AQI
23
6
2
26
2
19
11
1
12
18
20
11
24
6
23
8
31
29
1
30
1
24
5
25
6
286
75
3
Highest AQI recorded in
April56AQI
Lowest AQI recorded in
August31AQI
202240AQI
23
8
17
4
21
10
23
7
19
12
23
7
22
3
3
29
28
3
27
3
29
2
264
59
Highest AQI recorded in
March50AQI
Lowest AQI recorded in
September33AQI
202137AQI
24
7
22
6
24
5
17
4
23
8
22
8
31
29
2
29
1
28
3
21
9
29
2
299
55
Highest AQI recorded in
May44AQI
Lowest AQI recorded in
July29AQI
202036AQI
11
2
14
7
14
4
25
5
30
1
12
3
4
18
1
28
3
27
3
24
7
203
36
4
Highest AQI recorded in
August55AQI
Lowest AQI recorded in
July25AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
43AQILeast Polluted Year Recorded
2020(Avg.)
36AQIHigashifukawa's annual 2025 AQI (43) shows an average percentage change of 13.4% (worsened AQI) compared to previous years: 2020 (36), 2021 (37), 2022 (40), 2023 (42), 2024 (37).
