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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Ichiwaki, Hashimoto, Wakayama, 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

Ichiwaki, Hashimoto, Wakayama, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
3rd Aug 2024
67AQI
Lowest AQI recorded on
29th Aug 2024
8AQI

Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 40 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 13th Aug - 14th Aug 2026

Ichiwaki, Hashimoto, Wakayama, Japan

AQI
Day
Night
.

5 AM13th Aug 2026

7 PM

4 AM14th Aug 2026

Day time
Avg. Highest Time
6AM13th Aug

29AQI

Avg. Lowest Time
5PM13th Aug

21AQI

Night time
Avg. Highest Time
11PM13th Aug

40AQI

Avg. Lowest Time
7PM13th Aug

29AQI

In the last 24 hours,

Ichiwaki's AQI reached its highest point of 40 at 11 PM during the Night, while the lowest point, 21, was recorded at 5 PM during the Day between 13th Aug and 14th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Ichiwaki, Hashimoto, Wakayama, Japan

JulAug
16th - 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 - 13th13th - 14th14th
Day
Night
16th Jul 2026695 AMAQI
16th Jul 2026626 AMAQI
16th Jul 2026587 AMAQI
16th Jul 2026548 AMAQI
16th Jul 2026539 AMAQI
16th Jul 20265310 AMAQI
16th Jul 20265011 AMAQI
16th Jul 20265312 PMAQI
16th Jul 2026401 PMAQI
16th Jul 2026422 PMAQI
16th Jul 2026403 PMAQI
16th Jul 2026404 PMAQI
16th Jul 2026405 PMAQI
16th Jul 2026366 PMAQI
16th Jul 2026337 PMAQI
16th Jul 2026388 PMAQI
16th Jul 2026389 PMAQI
16th Jul 20264210 PMAQI
16th Jul 20264411 PMAQI
17th Jul 20263812 AMAQI
17th Jul 2026401 AMAQI
17th Jul 2026332 AMAQI
17th Jul 2026403 AMAQI
17th Jul 2026404 AMAQI

27°C23/32°C

17th Jul 2026335 AMAQI
17th Jul 2026386 AMAQI
17th Jul 2026427 AMAQI
17th Jul 2026428 AMAQI
17th Jul 2026409 AMAQI
17th Jul 20264910 AMAQI
17th Jul 20265311 AMAQI
17th Jul 20265212 PMAQI
17th Jul 2026381 PMAQI
17th Jul 2026252 PMAQI
17th Jul 2026263 PMAQI
17th Jul 2026664 PMAQI
17th Jul 2026625 PMAQI
17th Jul 2026626 PMAQI
17th Jul 2026607 PMAQI
17th Jul 2026588 PMAQI
17th Jul 2026629 PMAQI
17th Jul 20266010 PMAQI
17th Jul 20266011 PMAQI
18th Jul 20266012 AMAQI
18th Jul 2026621 AMAQI
18th Jul 2026602 AMAQI
18th Jul 2026663 AMAQI
18th Jul 2026664 AMAQI

27°C23/33°C

18th Jul 2026625 AMAQI
18th Jul 2026606 AMAQI
18th Jul 2026667 AMAQI
18th Jul 2026678 AMAQI
18th Jul 2026689 AMAQI
18th Jul 20267310 AMAQI
18th Jul 20268111 AMAQI
18th Jul 20268012 PMAQI
18th Jul 2026781 PMAQI
18th Jul 2026732 PMAQI
18th Jul 2026733 PMAQI
18th Jul 2026714 PMAQI
18th Jul 2026725 PMAQI
18th Jul 2026696 PMAQI
18th Jul 2026697 PMAQI
18th Jul 2026588 PMAQI
18th Jul 2026539 PMAQI
18th Jul 20265510 PMAQI
18th Jul 20265611 PMAQI
19th Jul 20265412 AMAQI
19th Jul 2026521 AMAQI
19th Jul 2026522 AMAQI
19th Jul 2026523 AMAQI
19th Jul 2026504 AMAQI

27°C22/32°C

19th Jul 2026515 AMAQI
19th Jul 2026516 AMAQI
19th Jul 2026467 AMAQI
19th Jul 2026508 AMAQI
19th Jul 2026539 AMAQI
19th Jul 20265210 AMAQI
19th Jul 20265411 AMAQI
19th Jul 20265212 PMAQI
19th Jul 2026501 PMAQI
19th Jul 2026462 PMAQI
19th Jul 2026443 PMAQI
19th Jul 2026504 PMAQI
19th Jul 2026545 PMAQI
19th Jul 2026536 PMAQI
19th Jul 2026507 PMAQI
19th Jul 2026508 PMAQI
19th Jul 2026509 PMAQI
19th Jul 20264410 PMAQI
19th Jul 20264611 PMAQI
20th Jul 20264212 AMAQI
20th Jul 2026401 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026343 AMAQI
20th Jul 2026384 AMAQI

26°C21/31°C

20th Jul 2026465 AMAQI
20th Jul 2026366 AMAQI
20th Jul 2026337 AMAQI
20th Jul 2026388 AMAQI
20th Jul 2026369 AMAQI
20th Jul 20263810 AMAQI
20th Jul 20264011 AMAQI
20th Jul 20264012 PMAQI
20th Jul 2026401 PMAQI
20th Jul 2026482 PMAQI
20th Jul 2026523 PMAQI
20th Jul 2026544 PMAQI
20th Jul 2026605 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026587 PMAQI
20th Jul 2026608 PMAQI
20th Jul 2026599 PMAQI
20th Jul 20265710 PMAQI
20th Jul 20265411 PMAQI
21st Jul 20265512 AMAQI
21st Jul 2026601 AMAQI
21st Jul 2026542 AMAQI
21st Jul 2026533 AMAQI
21st Jul 2026574 AMAQI

27°C22/33°C

21st Jul 2026555 AMAQI
21st Jul 2026586 AMAQI
21st Jul 2026577 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026569 AMAQI
21st Jul 20266210 AMAQI
21st Jul 20266211 AMAQI
21st Jul 2026641 PMAQI
21st Jul 2026652 PMAQI
21st Jul 2026603 PMAQI
21st Jul 2026624 PMAQI
21st Jul 2026625 PMAQI
21st Jul 2026666 PMAQI
21st Jul 20261027 PMAQI
21st Jul 2026708 PMAQI
21st Jul 2026679 PMAQI
21st Jul 20266610 PMAQI
21st Jul 20266911 PMAQI
22nd Jul 20267012 AMAQI
22nd Jul 2026671 AMAQI
22nd Jul 2026682 AMAQI
22nd Jul 2026623 AMAQI
22nd Jul 2026594 AMAQI

28°C22/33°C

22nd Jul 2026605 AMAQI
22nd Jul 2026626 AMAQI
22nd Jul 2026607 AMAQI
22nd Jul 2026608 AMAQI
22nd Jul 2026659 AMAQI
22nd Jul 20266410 AMAQI
22nd Jul 20266711 AMAQI
22nd Jul 20267012 PMAQI
22nd Jul 2026721 PMAQI
22nd Jul 2026782 PMAQI
22nd Jul 2026833 PMAQI
22nd Jul 2026804 PMAQI
22nd Jul 2026785 PMAQI
22nd Jul 2026786 PMAQI
22nd Jul 2026727 PMAQI
22nd Jul 2026748 PMAQI
22nd Jul 2026819 PMAQI
22nd Jul 20267610 PMAQI
22nd Jul 20268011 PMAQI
23rd Jul 20267412 AMAQI
23rd Jul 2026781 AMAQI
23rd Jul 2026722 AMAQI
23rd Jul 2026723 AMAQI
23rd Jul 2026724 AMAQI

28°C23/34°C

23rd Jul 2026725 AMAQI
23rd Jul 2026736 AMAQI
23rd Jul 2026767 AMAQI
23rd Jul 2026768 AMAQI
23rd Jul 2026789 AMAQI
23rd Jul 20267910 AMAQI
23rd Jul 20268111 AMAQI
23rd Jul 20268812 PMAQI
23rd Jul 2026931 PMAQI
23rd Jul 2026922 PMAQI
23rd Jul 20261183 PMAQI
23rd Jul 20261114 PMAQI
23rd Jul 2026975 PMAQI
23rd Jul 2026966 PMAQI
23rd Jul 2026797 PMAQI
23rd Jul 2026838 PMAQI
23rd Jul 2026799 PMAQI
23rd Jul 20267410 PMAQI
23rd Jul 20268011 PMAQI
24th Jul 20269212 AMAQI
24th Jul 2026891 AMAQI
24th Jul 2026922 AMAQI
24th Jul 2026943 AMAQI
24th Jul 2026804 AMAQI

29°C23/36°C

24th Jul 2026625 AMAQI
24th Jul 2026576 AMAQI
24th Jul 2026607 AMAQI
24th Jul 2026628 AMAQI
24th Jul 2026659 AMAQI
24th Jul 20267810 AMAQI
24th Jul 20268411 AMAQI
24th Jul 20267812 PMAQI
24th Jul 2026621 PMAQI
24th Jul 2026692 PMAQI
24th Jul 2026683 PMAQI
24th Jul 2026704 PMAQI
24th Jul 2026735 PMAQI
24th Jul 2026826 PMAQI
24th Jul 2026767 PMAQI
24th Jul 2026848 PMAQI
24th Jul 2026829 PMAQI
24th Jul 20268310 PMAQI
24th Jul 20268211 PMAQI
25th Jul 20268012 AMAQI
25th Jul 2026781 AMAQI
25th Jul 2026672 AMAQI
25th Jul 2026573 AMAQI
25th Jul 2026564 AMAQI

29°C23/35°C

25th Jul 2026525 AMAQI
25th Jul 2026536 AMAQI
25th Jul 2026547 AMAQI
25th Jul 2026538 AMAQI
25th Jul 2026529 AMAQI
25th Jul 20266610 AMAQI
25th Jul 20265411 AMAQI
25th Jul 20265812 PMAQI
25th Jul 2026511 PMAQI
25th Jul 2026522 PMAQI
25th Jul 2026513 PMAQI
25th Jul 2026624 PMAQI
25th Jul 2026465 PMAQI
25th Jul 2026526 PMAQI
25th Jul 2026507 PMAQI
25th Jul 2026488 PMAQI
25th Jul 2026489 PMAQI
25th Jul 20265010 PMAQI
25th Jul 20265211 PMAQI
26th Jul 20265312 AMAQI
26th Jul 2026421 AMAQI
26th Jul 2026482 AMAQI
26th Jul 2026293 AMAQI
26th Jul 2026364 AMAQI

28°C23/35°C

26th Jul 2026335 AMAQI
26th Jul 2026446 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026388 AMAQI
26th Jul 2026469 AMAQI
26th Jul 20265310 AMAQI
26th Jul 20265211 AMAQI
26th Jul 20265912 PMAQI
26th Jul 2026531 PMAQI
26th Jul 2026562 PMAQI
26th Jul 2026483 PMAQI
26th Jul 2026534 PMAQI
26th Jul 2026535 PMAQI
26th Jul 2026536 PMAQI
26th Jul 2026547 PMAQI
26th Jul 2026448 PMAQI
26th Jul 2026449 PMAQI
26th Jul 20264610 PMAQI
26th Jul 20265211 PMAQI
27th Jul 20265012 AMAQI
27th Jul 2026501 AMAQI
27th Jul 2026462 AMAQI
27th Jul 2026483 AMAQI
27th Jul 2026514 AMAQI

27°C22/33°C

27th Jul 2026515 AMAQI
27th Jul 2026486 AMAQI
27th Jul 2026467 AMAQI
27th Jul 2026508 AMAQI
27th Jul 2026489 AMAQI
27th Jul 20265310 AMAQI
27th Jul 20265411 AMAQI
27th Jul 20265412 PMAQI
27th Jul 2026531 PMAQI
27th Jul 2026492 PMAQI
27th Jul 2026483 PMAQI
27th Jul 2026494 PMAQI
27th Jul 2026425 PMAQI
27th Jul 2026426 PMAQI
27th Jul 2026407 PMAQI
27th Jul 2026298 PMAQI
27th Jul 2026389 PMAQI
27th Jul 20263610 PMAQI
27th Jul 20263811 PMAQI
28th Jul 20264612 AMAQI
28th Jul 2026441 AMAQI
28th Jul 2026462 AMAQI
28th Jul 2026423 AMAQI
28th Jul 2026424 AMAQI

27°C23/33°C

28th Jul 2026385 AMAQI
28th Jul 2026446 AMAQI
28th Jul 2026427 AMAQI
28th Jul 2026408 AMAQI
28th Jul 2026499 AMAQI
28th Jul 20265610 AMAQI
28th Jul 20266411 AMAQI
28th Jul 20265712 PMAQI
28th Jul 2026591 PMAQI
28th Jul 2026542 PMAQI
28th Jul 2026513 PMAQI
28th Jul 2026504 PMAQI
28th Jul 2026485 PMAQI
28th Jul 2026466 PMAQI
28th Jul 2026427 PMAQI
28th Jul 2026448 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20263410 PMAQI
28th Jul 20263111 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026292 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026274 AMAQI

27°C22/33°C

29th Jul 2026315 AMAQI
29th Jul 2026336 AMAQI
29th Jul 2026337 AMAQI
29th Jul 2026338 AMAQI
29th Jul 2026339 AMAQI
29th Jul 20263810 AMAQI
29th Jul 20264811 AMAQI
29th Jul 20265012 PMAQI
29th Jul 2026521 PMAQI
29th Jul 2026522 PMAQI
29th Jul 2026523 PMAQI
29th Jul 2026534 PMAQI
29th Jul 2026525 PMAQI
29th Jul 2026466 PMAQI
29th Jul 2026517 PMAQI
29th Jul 2026528 PMAQI
29th Jul 2026519 PMAQI
29th Jul 20265110 PMAQI
29th Jul 20265111 PMAQI
30th Jul 20265212 AMAQI
30th Jul 2026531 AMAQI
30th Jul 2026512 AMAQI
30th Jul 2026513 AMAQI
30th Jul 2026494 AMAQI

25°C21/29°C

30th Jul 2026505 AMAQI
30th Jul 2026526 AMAQI
30th Jul 2026527 AMAQI
30th Jul 2026518 AMAQI
30th Jul 2026469 AMAQI
30th Jul 20265110 AMAQI
30th Jul 20265011 AMAQI
30th Jul 20265012 PMAQI
30th Jul 2026541 PMAQI
30th Jul 2026542 PMAQI
30th Jul 2026523 PMAQI
30th Jul 2026544 PMAQI
30th Jul 2026475 PMAQI
30th Jul 2026386 PMAQI
30th Jul 2026367 PMAQI
30th Jul 2026408 PMAQI
30th Jul 2026429 PMAQI
30th Jul 20264010 PMAQI
30th Jul 20264411 PMAQI
31st Jul 20264212 AMAQI
31st Jul 2026401 AMAQI
31st Jul 2026422 AMAQI
31st Jul 2026443 AMAQI
31st Jul 2026404 AMAQI

27°C23/33°C

31st Jul 2026425 AMAQI
31st Jul 2026426 AMAQI
31st Jul 2026487 AMAQI
31st Jul 2026518 AMAQI
31st Jul 2026529 AMAQI
31st Jul 20265910 AMAQI
31st Jul 20266011 AMAQI
31st Jul 20265312 PMAQI
31st Jul 2026581 PMAQI
31st Jul 2026542 PMAQI
31st Jul 2026523 PMAQI
31st Jul 2026604 PMAQI
31st Jul 2026525 PMAQI
31st Jul 2026506 PMAQI
31st Jul 2026427 PMAQI
31st Jul 2026338 PMAQI
31st Jul 2026339 PMAQI
31st Jul 20265810 PMAQI
31st Jul 20265311 PMAQI
1st Aug 20265212 AMAQI
1st Aug 2026441 AMAQI
1st Aug 2026482 AMAQI
1st Aug 2026423 AMAQI
1st Aug 2026504 AMAQI

28°C22/34°C

1st Aug 2026485 AMAQI
1st Aug 2026526 AMAQI
1st Aug 2026447 AMAQI
1st Aug 2026518 AMAQI
1st Aug 2026549 AMAQI
1st Aug 20265610 AMAQI
1st Aug 20266011 AMAQI
1st Aug 20265812 PMAQI
1st Aug 2026631 PMAQI
1st Aug 2026622 PMAQI
1st Aug 2026593 PMAQI
1st Aug 2026574 PMAQI
1st Aug 2026575 PMAQI
1st Aug 2026516 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026428 PMAQI
1st Aug 2026469 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20264211 PMAQI
2nd Aug 20264412 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026462 AMAQI
2nd Aug 2026483 AMAQI
2nd Aug 2026464 AMAQI

28°C22/34°C

2nd Aug 2026485 AMAQI
2nd Aug 2026486 AMAQI
2nd Aug 2026507 AMAQI
2nd Aug 2026508 AMAQI
2nd Aug 2026529 AMAQI
2nd Aug 20265210 AMAQI
2nd Aug 20265311 AMAQI
2nd Aug 20265212 PMAQI
2nd Aug 2026541 PMAQI
2nd Aug 2026532 PMAQI
2nd Aug 2026523 PMAQI
2nd Aug 2026494 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026466 PMAQI
2nd Aug 2026517 PMAQI
2nd Aug 2026518 PMAQI
2nd Aug 2026509 PMAQI
2nd Aug 20264810 PMAQI
2nd Aug 20264811 PMAQI
3rd Aug 20264812 AMAQI
3rd Aug 2026421 AMAQI
3rd Aug 2026442 AMAQI
3rd Aug 2026483 AMAQI
3rd Aug 2026494 AMAQI

28°C23/33°C

3rd Aug 2026495 AMAQI
3rd Aug 2026526 AMAQI
3rd Aug 2026537 AMAQI
3rd Aug 2026488 AMAQI
3rd Aug 2026569 AMAQI
3rd Aug 20265310 AMAQI
3rd Aug 20265811 AMAQI
3rd Aug 20265512 PMAQI
3rd Aug 2026711 PMAQI
3rd Aug 2026592 PMAQI
3rd Aug 2026573 PMAQI
3rd Aug 2026584 PMAQI
3rd Aug 2026485 PMAQI
3rd Aug 2026496 PMAQI
3rd Aug 2026447 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026429 PMAQI
3rd Aug 20264010 PMAQI
3rd Aug 20263111 PMAQI
4th Aug 20262912 AMAQI
4th Aug 2026291 AMAQI
4th Aug 2026272 AMAQI
4th Aug 2026253 AMAQI
4th Aug 2026234 AMAQI

27°C22/32°C

4th Aug 2026235 AMAQI
4th Aug 2026216 AMAQI
4th Aug 2026237 AMAQI
4th Aug 2026218 AMAQI
4th Aug 2026219 AMAQI
4th Aug 20262110 AMAQI
4th Aug 20262311 AMAQI
4th Aug 20262312 PMAQI
4th Aug 2026231 PMAQI
4th Aug 2026252 PMAQI
4th Aug 2026253 PMAQI
4th Aug 2026174 PMAQI
4th Aug 2026235 PMAQI
4th Aug 2026236 PMAQI
4th Aug 2026317 PMAQI
4th Aug 2026468 PMAQI
4th Aug 2026339 PMAQI
4th Aug 20263610 PMAQI
4th Aug 20263111 PMAQI
5th Aug 20261712 AMAQI
5th Aug 2026141 AMAQI
5th Aug 2026172 AMAQI
5th Aug 2026143 AMAQI
5th Aug 2026144 AMAQI

26°C21/32°C

5th Aug 2026175 AMAQI
5th Aug 2026176 AMAQI
5th Aug 2026147 AMAQI
5th Aug 2026128 AMAQI
5th Aug 2026129 AMAQI
5th Aug 20261210 AMAQI
5th Aug 20261811 AMAQI
5th Aug 20262112 PMAQI
5th Aug 2026191 PMAQI
5th Aug 2026232 PMAQI
5th Aug 2026233 PMAQI
5th Aug 2026214 PMAQI
5th Aug 2026235 PMAQI
5th Aug 2026276 PMAQI
5th Aug 2026277 PMAQI
5th Aug 2026258 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20261410 PMAQI
5th Aug 20261911 PMAQI
6th Aug 20261912 AMAQI
6th Aug 2026211 AMAQI
6th Aug 2026192 AMAQI
6th Aug 2026143 AMAQI
6th Aug 2026174 AMAQI

26°C19/33°C

6th Aug 2026175 AMAQI
6th Aug 2026176 AMAQI
6th Aug 2026177 AMAQI
6th Aug 2026178 AMAQI
6th Aug 2026219 AMAQI
6th Aug 20262110 AMAQI
6th Aug 20261911 AMAQI
6th Aug 20261912 PMAQI
6th Aug 2026231 PMAQI
6th Aug 2026212 PMAQI
6th Aug 2026213 PMAQI
6th Aug 2026214 PMAQI
6th Aug 2026145 PMAQI
6th Aug 2026196 PMAQI
6th Aug 2026197 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026179 PMAQI
6th Aug 20261910 PMAQI
6th Aug 20262311 PMAQI
7th Aug 20261912 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026192 AMAQI
7th Aug 2026193 AMAQI
7th Aug 2026194 AMAQI

27°C21/33°C

7th Aug 2026215 AMAQI
7th Aug 2026236 AMAQI
7th Aug 2026237 AMAQI
7th Aug 2026218 AMAQI
7th Aug 2026259 AMAQI
7th Aug 20262510 AMAQI
7th Aug 20262511 AMAQI
7th Aug 20262512 PMAQI
7th Aug 2026271 PMAQI
7th Aug 2026402 PMAQI
7th Aug 2026233 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026177 PMAQI
7th Aug 2026238 PMAQI
7th Aug 2026239 PMAQI
7th Aug 20262510 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026251 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026233 AMAQI
8th Aug 2026254 AMAQI

27°C22/33°C

8th Aug 2026255 AMAQI
8th Aug 2026216 AMAQI
8th Aug 2026237 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026259 AMAQI
8th Aug 20262910 AMAQI
8th Aug 20262911 AMAQI
8th Aug 20262712 PMAQI
8th Aug 2026271 PMAQI
8th Aug 2026272 PMAQI
8th Aug 2026253 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026255 PMAQI
8th Aug 2026236 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026299 PMAQI
8th Aug 20262510 PMAQI
8th Aug 20262311 PMAQI
9th Aug 20262512 AMAQI
9th Aug 2026251 AMAQI
9th Aug 2026232 AMAQI
9th Aug 2026253 AMAQI
9th Aug 2026254 AMAQI

26°C21/33°C

9th Aug 2026235 AMAQI
9th Aug 2026256 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026299 AMAQI
9th Aug 20262110 AMAQI
9th Aug 20262111 AMAQI
9th Aug 20262112 PMAQI
9th Aug 2026231 PMAQI
9th Aug 2026232 PMAQI
9th Aug 2026233 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026256 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026259 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026233 AMAQI
10th Aug 2026254 AMAQI

25°C21/31°C

10th Aug 2026235 AMAQI
10th Aug 2026256 AMAQI
10th Aug 2026237 AMAQI
10th Aug 2026238 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026252 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026254 PMAQI
10th Aug 2026255 PMAQI
10th Aug 2026256 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026259 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262112 AMAQI
11th Aug 2026211 AMAQI
11th Aug 2026212 AMAQI
11th Aug 2026213 AMAQI
11th Aug 2026234 AMAQI

25°C21/30°C

11th Aug 2026215 AMAQI
11th Aug 2026216 AMAQI
11th Aug 2026217 AMAQI
11th Aug 2026218 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262110 AMAQI
11th Aug 20262311 AMAQI
11th Aug 20262112 PMAQI
11th Aug 2026231 PMAQI
11th Aug 2026212 PMAQI
11th Aug 2026213 PMAQI
11th Aug 2026214 PMAQI
11th Aug 2026235 PMAQI
11th Aug 2026216 PMAQI
11th Aug 2026297 PMAQI
11th Aug 2026218 PMAQI
11th Aug 2026219 PMAQI
11th Aug 20262310 PMAQI
11th Aug 20262311 PMAQI
12th Aug 20262112 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026213 AMAQI
12th Aug 2026234 AMAQI

23°C18/28°C

12th Aug 2026215 AMAQI
12th Aug 2026236 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026258 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20262111 AMAQI
12th Aug 20262312 PMAQI
12th Aug 2026211 PMAQI
12th Aug 2026212 PMAQI
12th Aug 2026213 PMAQI
12th Aug 2026214 PMAQI
12th Aug 2026215 PMAQI
12th Aug 2026216 PMAQI
12th Aug 2026257 PMAQI
12th Aug 2026218 PMAQI
12th Aug 2026219 PMAQI
12th Aug 20262310 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262712 AMAQI
13th Aug 2026231 AMAQI
13th Aug 2026252 AMAQI
13th Aug 2026253 AMAQI
13th Aug 2026254 AMAQI

22°C20/26°C

13th Aug 2026275 AMAQI
13th Aug 2026296 AMAQI
13th Aug 2026277 AMAQI
13th Aug 2026258 AMAQI
13th Aug 2026259 AMAQI
13th Aug 20262510 AMAQI
13th Aug 20262511 AMAQI
13th Aug 20262312 PMAQI
13th Aug 2026251 PMAQI
13th Aug 2026272 PMAQI
13th Aug 2026213 PMAQI
13th Aug 2026254 PMAQI
13th Aug 2026215 PMAQI
13th Aug 2026236 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026368 PMAQI
13th Aug 2026339 PMAQI
13th Aug 20263610 PMAQI
13th Aug 20264011 PMAQI
14th Aug 20263812 AMAQI
14th Aug 2026381 AMAQI
14th Aug 2026382 AMAQI
14th Aug 2026403 AMAQI
14th Aug 2026364 AMAQI

23°C18/30°C

14th Aug 2026385 AMAQI
5 AM
14th Aug 2026366 AMAQI
14th Aug 2026387 AMAQI
14th Aug 2026338 AMAQI
14th Aug 2026389 AMAQI
14th Aug 20264610 AMAQI
14th Aug 20263811 AMAQI
14th Aug 20264612 PMAQI
12 PM
14th Aug 2026441 PMAQI
14th Aug 2026442 PMAQI
14th Aug 2026483 PMAQI
14th Aug 2026484 PMAQI
14th Aug 2026525 PMAQI
14th Aug 2026466 PMAQI
14th Aug 2026387 PMAQI
7 PM
14th Aug 2026388 PMAQI
14th Aug 2026349 PMAQI
14th Aug 20262710 PMAQI
14th Aug 20263111 PMAQI
12 AM
4 AM

24°C19/31°C

Day time
Avg. Highest Time
4 PM - 7 PM

46AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
5 AM - 9 AM

41AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 7 PM (Avg. 46), while the lowest AQI was between 5 AM to 9 AM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 11 PM

43AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 4 AM

42AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 43), while the lowest AQI was between 12 AM to 4 AM (Avg. 42).

2026 Days Vs Air Quality

Ichiwaki, Hashimoto, Wakayama, Japan

2026

80%

180

20%

46

Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)

Good
180 Days
Moderate
46 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 80%

Health Risk Level:

Low

In 2026, 80% of 226 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

Ichiwaki, Hashimoto, Wakayama, 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
18AQI (US)
2nd January 2026
21AQI (US)
3rd January 2026
14AQI (US)
4th January 2026
25AQI (US)
5th January 2026
45AQI (US)
6th January 2026
26AQI (US)
7th January 2026
31AQI (US)
8th January 2026
36AQI (US)
9th January 2026
18AQI (US)
10th January 2026
30AQI (US)
11th January 2026
28AQI (US)
12th January 2026
30AQI (US)
13th January 2026
38AQI (US)
14th January 2026
26AQI (US)
15th January 2026
44AQI (US)
16th January 2026
54AQI (US)
17th January 2026
51AQI (US)
18th January 2026
49AQI (US)
19th January 2026
58AQI (US)
20th January 2026
28AQI (US)
21st January 2026
14AQI (US)
22nd January 2026
22AQI (US)
23rd January 2026
42AQI (US)
24th January 2026
43AQI (US)
25th January 2026
36AQI (US)
26th January 2026
23AQI (US)
27th January 2026
48AQI (US)
28th January 2026
34AQI (US)
29th January 2026
23AQI (US)
30th January 2026
35AQI (US)
31st January 2026
32AQI (US)
1st February 2026
39AQI (US)
2nd February 2026
49AQI (US)
3rd February 2026
35AQI (US)
4th February 2026
35AQI (US)
5th February 2026
42AQI (US)
6th February 2026
42AQI (US)
7th February 2026
14AQI (US)
8th February 2026
13AQI (US)
9th February 2026
38AQI (US)
10th February 2026
45AQI (US)
11th February 2026
51AQI (US)
12th February 2026
51AQI (US)
13th February 2026
52AQI (US)
14th February 2026
63AQI (US)
15th February 2026
52AQI (US)
16th February 2026
58AQI (US)
17th February 2026
18AQI (US)
18th February 2026
26AQI (US)
19th February 2026
36AQI (US)
20th February 2026
34AQI (US)
21st February 2026
55AQI (US)
22nd February 2026
25AQI (US)
23rd February 2026
54AQI (US)
24th February 2026
58AQI (US)
25th February 2026
40AQI (US)
26th February 2026
18AQI (US)
27th February 2026
47AQI (US)
28th February 2026
44AQI (US)
1st March 2026
44AQI (US)
2nd March 2026
81AQI (US)
3rd March 2026
45AQI (US)
4th March 2026
62AQI (US)
5th March 2026
57AQI (US)
6th March 2026
54AQI (US)
7th March 2026
49AQI (US)
8th March 2026
46AQI (US)
9th March 2026
51AQI (US)
10th March 2026
58AQI (US)
11th March 2026
54AQI (US)
12th March 2026
64AQI (US)
13th March 2026
47AQI (US)
14th March 2026
46AQI (US)
15th March 2026
61AQI (US)
16th March 2026
62AQI (US)
17th March 2026
52AQI (US)
18th March 2026
62AQI (US)
19th March 2026
38AQI (US)
20th March 2026
57AQI (US)
21st March 2026
56AQI (US)
22nd March 2026
51AQI (US)
23rd March 2026
48AQI (US)
24th March 2026
52AQI (US)
25th March 2026
34AQI (US)
26th March 2026
10AQI (US)
27th March 2026
31AQI (US)
28th March 2026
50AQI (US)
29th March 2026
59AQI (US)
30th March 2026
38AQI (US)
31st March 2026
22AQI (US)
1st April 2026
31AQI (US)
2nd April 2026
47AQI (US)
3rd April 2026
53AQI (US)
4th April 2026
38AQI (US)
5th April 2026
18AQI (US)
6th April 2026
36AQI (US)
7th April 2026
28AQI (US)
8th April 2026
30AQI (US)
9th April 2026
28AQI (US)
10th April 2026
47AQI (US)
11th April 2026
36AQI (US)
12th April 2026
38AQI (US)
13th April 2026
36AQI (US)
14th April 2026
41AQI (US)
15th April 2026
18AQI (US)
16th April 2026
25AQI (US)
17th April 2026
40AQI (US)
18th April 2026
32AQI (US)
19th April 2026
37AQI (US)
20th April 2026
38AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
43AQI (US)
23rd April 2026
35AQI (US)
24th April 2026
32AQI (US)
25th April 2026
45AQI (US)
26th April 2026
48AQI (US)
27th April 2026
49AQI (US)
28th April 2026
47AQI (US)
29th April 2026
44AQI (US)
30th April 2026
28AQI (US)
1st May 2026
34AQI (US)
2nd May 2026
54AQI (US)
3rd May 2026
39AQI (US)
4th May 2026
28AQI (US)
5th May 2026
23AQI (US)
6th May 2026
32AQI (US)
7th May 2026
33AQI (US)
8th May 2026
25AQI (US)
9th May 2026
28AQI (US)
10th May 2026
33AQI (US)
11th May 2026
37AQI (US)
12th May 2026
39AQI (US)
13th May 2026
44AQI (US)
14th May 2026
39AQI (US)
15th May 2026
39AQI (US)
16th May 2026
85AQI (US)
17th May 2026
67AQI (US)
18th May 2026
53AQI (US)
19th May 2026
48AQI (US)
20th May 2026
61AQI (US)
21st May 2026
60AQI (US)
22nd May 2026
64AQI (US)
23rd May 2026
56AQI (US)
24th May 2026
59AQI (US)
25th May 2026
49AQI (US)
26th May 2026
40AQI (US)
27th May 2026
25AQI (US)
28th May 2026
24AQI (US)
29th May 2026
26AQI (US)
30th May 2026
24AQI (US)
31st May 2026
28AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
25AQI (US)
4th June 2026
24AQI (US)
5th June 2026
22AQI (US)
6th June 2026
24AQI (US)
7th June 2026
21AQI (US)
8th June 2026
20AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
25AQI (US)
12th June 2026
26AQI (US)
13th June 2026
28AQI (US)
14th June 2026
25AQI (US)
15th June 2026
22AQI (US)
16th June 2026
26AQI (US)
17th June 2026
24AQI (US)
18th June 2026
24AQI (US)
19th June 2026
35AQI (US)
20th June 2026
28AQI (US)
21st June 2026
21AQI (US)
22nd June 2026
19AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
22AQI (US)
25th June 2026
26AQI (US)
26th June 2026
30AQI (US)
27th June 2026
26AQI (US)
28th June 2026
27AQI (US)
29th June 2026
30AQI (US)
30th June 2026
44AQI (US)
1st July 2026
31AQI (US)
2nd July 2026
15AQI (US)
3rd July 2026
21AQI (US)
4th July 2026
25AQI (US)
5th July 2026
21AQI (US)
6th July 2026
18AQI (US)
7th July 2026
16AQI (US)
8th July 2026
25AQI (US)
9th July 2026
24AQI (US)
10th July 2026
26AQI (US)
11th July 2026
26AQI (US)
12th July 2026
26AQI (US)
13th July 2026
28AQI (US)
14th July 2026
28AQI (US)
15th July 2026
31AQI (US)
16th July 2026
50AQI (US)
17th July 2026
47AQI (US)
18th July 2026
67AQI (US)
19th July 2026
50AQI (US)
20th July 2026
46AQI (US)
21st July 2026
62AQI (US)
22nd July 2026
70AQI (US)
23rd July 2026
83AQI (US)
24th July 2026
76AQI (US)
25th July 2026
56AQI (US)
26th July 2026
47AQI (US)
27th July 2026
46AQI (US)
28th July 2026
46AQI (US)
29th July 2026
42AQI (US)
30th July 2026
48AQI (US)
31st July 2026
48AQI (US)
1st August 2026
51AQI (US)
2nd August 2026
49AQI (US)
3rd August 2026
50AQI (US)
4th August 2026
26AQI (US)
5th August 2026
19AQI (US)
6th August 2026
19AQI (US)
7th August 2026
23AQI (US)
8th August 2026
25AQI (US)
9th August 2026
24AQI (US)
10th August 2026
24AQI (US)
11th August 2026
22AQI (US)
12th August 2026
22AQI (US)
13th August 2026
27AQI (US)
14th August 2026
40AQI (US)
15th August 2026
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

33AQI (US)

41AQI (US)

50AQI (US)

37AQI (US)

42AQI (US)

26AQI (US)

40AQI (US)

30AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202638AQI (US)

28
3
19
9
14
17
29
1
22
9
30
25
6
13
1
180
46

Highest AQI (US) recorded in

March

50AQI (US)

Lowest AQI (US) recorded in

June

26AQI (US)

202542AQI (US)

28
3
25
3
22
9
20
10
22
9
22
8
18
13
19
12
30
23
8
21
9
26
5
276
89

Highest AQI (US) recorded in

July

50AQI (US)

Lowest AQI (US) recorded in

September

32AQI (US)

202436AQI (US)

31
28
1
28
3
22
7
1
28
3
27
3
28
3
24
7
27
3
31
29
1
31
334
31
1

Highest AQI (US) recorded in

April

44AQI (US)

Lowest AQI (US) recorded in

October

30AQI (US)

202339AQI (US)

28
3
28
28
3
21
9
27
4
25
5
26
5
30
1
29
1
31
25
4
28
3
326
38

Highest AQI (US) recorded in

April

47AQI (US)

Lowest AQI (US) recorded in

January

34AQI (US)

202239AQI (US)

29
2
21
2
23
8
22
7
17
14
27
3
17
7
1
29
28
3
28
2
31
273
48

Highest AQI (US) recorded in

May

49AQI (US)

Lowest AQI (US) recorded in

December

33AQI (US)

202136AQI (US)

25
5
24
4
27
3
22
1
26
5
21
9
28
3
30
1
27
3
30
1
26
4
31
317
39

Highest AQI (US) recorded in

June

45AQI (US)

Lowest AQI (US) recorded in

April

31AQI (US)

202037AQI (US)

12
1
16
5
17
1
23
7
28
3
19
11
1
18
1
30
1
26
4
28
3
217
37
1

Highest AQI (US) recorded in

August

51AQI (US)

Lowest AQI (US) recorded in

July

31AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
42AQI (US)
Least Polluted Year Recorded
2021(Avg.)
36AQI (US)

Ichiwaki's annual 2026 AQI (US) (38) shows an average percentage change of -0.1% (improved AQI (US)) compared to previous years: 2020 (37), 2021 (36), 2022 (39), 2023 (39), 2024 (36), 2025 (42).