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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Mihara, Hiroshima, 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+

September Air Quality Analysis

Mihara, Hiroshima, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
9th Sep 2024
68AQI
Lowest AQI recorded on
21st Sep 2025
19AQI

Same Day Analysis (26th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 38 of Good air quality, showing improvement over 2024 and 2022 on the same day.

Day & Night AQI Trend: 25th Sep - 26th Sep 2026

Mihara, Hiroshima, Japan

AQI
Day
Night
.

5 AM25th Sep 2026

6 PM

4 AM26th Sep 2026

Day time
Avg. Highest Time
1PM25th Sep

47AQI

Avg. Lowest Time
5PM25th Sep

32AQI

Night time
Avg. Highest Time
1AM26th Sep

56AQI

Avg. Lowest Time
3AM26th Sep

29AQI

In the last 24 hours,

Mihara's AQI reached its highest point of 56 at 1 AM during the Night, while the lowest point, 29, was recorded at 3 AM during the Night between 25th Sep and 26th Sep 2026.

Day & Night AQI Trend : Aug - Sep 2026

Mihara, Hiroshima, Japan

AugSep
28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th
Day
Night
28th Aug 2026335 AMAQI
28th Aug 2026366 AMAQI
28th Aug 2026387 AMAQI
28th Aug 2026318 AMAQI
28th Aug 2026299 AMAQI
28th Aug 20263310 AMAQI
28th Aug 20263311 AMAQI
28th Aug 20263112 PMAQI
28th Aug 2026311 PMAQI
28th Aug 2026312 PMAQI
28th Aug 2026273 PMAQI
28th Aug 2026274 PMAQI
28th Aug 2026335 PMAQI
28th Aug 2026276 PMAQI
28th Aug 2026277 PMAQI
28th Aug 2026368 PMAQI
28th Aug 2026319 PMAQI
28th Aug 20263110 PMAQI
28th Aug 20263311 PMAQI
29th Aug 20263112 AMAQI
29th Aug 2026291 AMAQI
29th Aug 2026332 AMAQI
29th Aug 2026333 AMAQI
29th Aug 2026314 AMAQI

27°C24/30°C

29th Aug 2026315 AMAQI
29th Aug 2026296 AMAQI
29th Aug 2026277 AMAQI
29th Aug 2026298 AMAQI
29th Aug 2026259 AMAQI
29th Aug 20262510 AMAQI
29th Aug 20262511 AMAQI
29th Aug 20262712 PMAQI
29th Aug 2026331 PMAQI
29th Aug 2026382 PMAQI
29th Aug 2026363 PMAQI
29th Aug 2026364 PMAQI
29th Aug 2026445 PMAQI
29th Aug 2026326 PMAQI
29th Aug 2026327 PMAQI
29th Aug 2026298 PMAQI
29th Aug 2026409 PMAQI
29th Aug 20264810 PMAQI
29th Aug 20264611 PMAQI
30th Aug 20264212 AMAQI
30th Aug 2026331 AMAQI
30th Aug 2026232 AMAQI
30th Aug 2026363 AMAQI
30th Aug 2026364 AMAQI

27°C25/32°C

30th Aug 2026305 AMAQI
30th Aug 2026386 AMAQI
30th Aug 2026447 AMAQI
30th Aug 2026428 AMAQI
30th Aug 2026409 AMAQI
30th Aug 20265810 AMAQI
30th Aug 20267111 AMAQI
30th Aug 20266412 PMAQI
30th Aug 2026451 PMAQI
30th Aug 2026422 PMAQI
30th Aug 2026363 PMAQI
30th Aug 2026404 PMAQI
30th Aug 2026425 PMAQI
30th Aug 2026366 PMAQI
30th Aug 2026297 PMAQI
30th Aug 2026368 PMAQI
30th Aug 2026429 PMAQI
30th Aug 20264510 PMAQI
30th Aug 20265411 PMAQI
31st Aug 20265112 AMAQI
31st Aug 2026211 AMAQI
31st Aug 2026442 AMAQI
31st Aug 2026543 AMAQI
31st Aug 2026444 AMAQI

28°C25/33°C

31st Aug 2026365 AMAQI
31st Aug 2026336 AMAQI
31st Aug 2026387 AMAQI
31st Aug 2026328 AMAQI
31st Aug 2026389 AMAQI
31st Aug 20263410 AMAQI
31st Aug 20264911 AMAQI
31st Aug 20265512 PMAQI
31st Aug 2026511 PMAQI
31st Aug 2026402 PMAQI
31st Aug 2026343 PMAQI
31st Aug 2026504 PMAQI
31st Aug 2026545 PMAQI
31st Aug 2026556 PMAQI
31st Aug 2026347 PMAQI
31st Aug 2026348 PMAQI
31st Aug 2026289 PMAQI
31st Aug 20262710 PMAQI
31st Aug 20262311 PMAQI
1st Sep 20266512 AMAQI
1st Sep 2026511 AMAQI
1st Sep 2026532 AMAQI
1st Sep 2026523 AMAQI
1st Sep 2026524 AMAQI

28°C25/34°C

1st Sep 2026555 AMAQI
1st Sep 2026566 AMAQI
1st Sep 2026577 AMAQI
1st Sep 2026528 AMAQI
1st Sep 2026539 AMAQI
1st Sep 20265410 AMAQI
1st Sep 20265811 AMAQI
1st Sep 20265812 PMAQI
1st Sep 2026291 PMAQI
1st Sep 2026212 PMAQI
1st Sep 2026313 PMAQI
1st Sep 2026254 PMAQI
1st Sep 2026235 PMAQI
1st Sep 2026276 PMAQI
1st Sep 2026217 PMAQI
1st Sep 2026258 PMAQI
1st Sep 2026299 PMAQI
1st Sep 20262510 PMAQI
1st Sep 20262311 PMAQI
2nd Sep 20262312 AMAQI
2nd Sep 2026171 AMAQI
2nd Sep 2026272 AMAQI
2nd Sep 2026273 AMAQI
2nd Sep 2026274 AMAQI

28°C24/33°C

2nd Sep 2026315 AMAQI
2nd Sep 2026296 AMAQI
2nd Sep 2026387 AMAQI
2nd Sep 2026448 AMAQI
2nd Sep 2026469 AMAQI
2nd Sep 20265810 AMAQI
2nd Sep 20262111 AMAQI
2nd Sep 20262112 PMAQI
2nd Sep 2026311 PMAQI
2nd Sep 2026232 PMAQI
2nd Sep 2026253 PMAQI
2nd Sep 2026314 PMAQI
2nd Sep 2026235 PMAQI
2nd Sep 2026256 PMAQI
2nd Sep 2026237 PMAQI
2nd Sep 2026108 PMAQI
2nd Sep 2026239 PMAQI
2nd Sep 20262510 PMAQI
2nd Sep 20262511 PMAQI
3rd Sep 20262512 AMAQI
3rd Sep 2026231 AMAQI
3rd Sep 2026332 AMAQI
3rd Sep 2026333 AMAQI
3rd Sep 2026334 AMAQI

28°C24/33°C

3rd Sep 2026405 AMAQI
3rd Sep 2026386 AMAQI
3rd Sep 2026407 AMAQI
3rd Sep 2026408 AMAQI
3rd Sep 2026369 AMAQI
3rd Sep 20263810 AMAQI
3rd Sep 20264411 AMAQI
3rd Sep 20264512 PMAQI
3rd Sep 2026361 PMAQI
3rd Sep 2026272 PMAQI
3rd Sep 2026253 PMAQI
3rd Sep 2026294 PMAQI
3rd Sep 2026315 PMAQI
3rd Sep 2026256 PMAQI
3rd Sep 2026257 PMAQI
3rd Sep 2026258 PMAQI
3rd Sep 2026219 PMAQI
3rd Sep 20262710 PMAQI
3rd Sep 20262711 PMAQI
4th Sep 20262312 AMAQI
4th Sep 2026231 AMAQI
4th Sep 2026232 AMAQI
4th Sep 2026273 AMAQI
4th Sep 2026254 AMAQI

23°C21/26°C

4th Sep 2026255 AMAQI
4th Sep 2026276 AMAQI
4th Sep 2026277 AMAQI
4th Sep 2026238 AMAQI
4th Sep 2026259 AMAQI
4th Sep 20262710 AMAQI
4th Sep 20262911 AMAQI
4th Sep 20262712 PMAQI
4th Sep 2026271 PMAQI
4th Sep 2026252 PMAQI
4th Sep 2026253 PMAQI
4th Sep 2026254 PMAQI
4th Sep 2026235 PMAQI
4th Sep 2026296 PMAQI
4th Sep 2026217 PMAQI
4th Sep 2026218 PMAQI
4th Sep 2026259 PMAQI
4th Sep 20263310 PMAQI
4th Sep 20262111 PMAQI
5th Sep 20262512 AMAQI
5th Sep 2026271 AMAQI
5th Sep 2026252 AMAQI
5th Sep 2026233 AMAQI
5th Sep 2026254 AMAQI

21°C20/22°C

5th Sep 2026235 AMAQI
5th Sep 2026276 AMAQI
5th Sep 2026217 AMAQI
5th Sep 2026218 AMAQI
5th Sep 2026279 AMAQI
5th Sep 20262310 AMAQI
5th Sep 20263311 AMAQI
5th Sep 20263612 PMAQI
5th Sep 2026331 PMAQI
5th Sep 2026272 PMAQI
5th Sep 2026293 PMAQI
5th Sep 2026314 PMAQI
5th Sep 2026335 PMAQI
5th Sep 2026386 PMAQI
5th Sep 2026337 PMAQI
5th Sep 2026408 PMAQI
5th Sep 2026409 PMAQI
5th Sep 20263610 PMAQI
5th Sep 20263611 PMAQI
6th Sep 20263312 AMAQI
6th Sep 2026331 AMAQI
6th Sep 2026342 AMAQI
6th Sep 2026333 AMAQI
6th Sep 2026364 AMAQI

23°C20/27°C

6th Sep 2026365 AMAQI
6th Sep 2026336 AMAQI
6th Sep 2026317 AMAQI
6th Sep 2026338 AMAQI
6th Sep 2026339 AMAQI
6th Sep 20263310 AMAQI
6th Sep 20263311 AMAQI
6th Sep 20263312 PMAQI
6th Sep 2026361 PMAQI
6th Sep 2026362 PMAQI
6th Sep 2026383 PMAQI
6th Sep 2026334 PMAQI
6th Sep 2026365 PMAQI
6th Sep 2026336 PMAQI
6th Sep 2026337 PMAQI
6th Sep 2026318 PMAQI
6th Sep 2026319 PMAQI
6th Sep 20263310 PMAQI
6th Sep 20263311 PMAQI
7th Sep 20263112 AMAQI
7th Sep 2026291 AMAQI
7th Sep 2026312 AMAQI
7th Sep 2026293 AMAQI
7th Sep 2026254 AMAQI

23°C21/26°C

7th Sep 2026255 AMAQI
7th Sep 2026276 AMAQI
7th Sep 2026277 AMAQI
7th Sep 2026258 AMAQI
7th Sep 2026219 AMAQI
7th Sep 20262510 AMAQI
7th Sep 20261911 AMAQI
7th Sep 20261912 PMAQI
7th Sep 2026211 PMAQI
7th Sep 2026232 PMAQI
7th Sep 2026233 PMAQI
7th Sep 2026254 PMAQI
7th Sep 2026295 PMAQI
7th Sep 2026296 PMAQI
7th Sep 2026317 PMAQI
7th Sep 2026298 PMAQI
7th Sep 2026299 PMAQI
7th Sep 20262710 PMAQI
7th Sep 20262711 PMAQI
8th Sep 20262912 AMAQI
8th Sep 2026311 AMAQI
8th Sep 2026292 AMAQI
8th Sep 2026293 AMAQI
8th Sep 2026274 AMAQI

25°C22/29°C

8th Sep 2026275 AMAQI
8th Sep 2026296 AMAQI
8th Sep 2026317 AMAQI
8th Sep 2026298 AMAQI
8th Sep 2026299 AMAQI
8th Sep 20263310 AMAQI
8th Sep 20262911 AMAQI
8th Sep 20263112 PMAQI
8th Sep 2026311 PMAQI
8th Sep 2026332 PMAQI
8th Sep 2026333 PMAQI
8th Sep 2026314 PMAQI
8th Sep 2026315 PMAQI
8th Sep 2026386 PMAQI
8th Sep 2026217 PMAQI
8th Sep 2026258 PMAQI
8th Sep 2026239 PMAQI
8th Sep 20262310 PMAQI
8th Sep 20262111 PMAQI
9th Sep 20262112 AMAQI
9th Sep 2026211 AMAQI
9th Sep 2026232 AMAQI
9th Sep 2026233 AMAQI
9th Sep 2026124 AMAQI

24°C22/29°C

9th Sep 2026125 AMAQI
9th Sep 2026126 AMAQI
9th Sep 2026127 AMAQI
9th Sep 2026128 AMAQI
9th Sep 2026219 AMAQI
9th Sep 20262110 AMAQI
9th Sep 20262511 AMAQI
9th Sep 20262512 PMAQI
9th Sep 2026251 PMAQI
9th Sep 2026252 PMAQI
9th Sep 2026213 PMAQI
9th Sep 2026254 PMAQI
9th Sep 2026255 PMAQI
9th Sep 2026256 PMAQI
9th Sep 2026257 PMAQI
9th Sep 2026258 PMAQI
9th Sep 2026299 PMAQI
9th Sep 20262510 PMAQI
9th Sep 20262511 PMAQI
10th Sep 20262512 AMAQI
10th Sep 2026291 AMAQI
10th Sep 2026252 AMAQI
10th Sep 2026253 AMAQI
10th Sep 2026254 AMAQI

22°C19/24°C

10th Sep 2026255 AMAQI
10th Sep 2026256 AMAQI
10th Sep 2026257 AMAQI
10th Sep 2026258 AMAQI
10th Sep 2026259 AMAQI
10th Sep 20262510 AMAQI
10th Sep 20262511 AMAQI
10th Sep 20262512 PMAQI
10th Sep 2026251 PMAQI
10th Sep 2026292 PMAQI
10th Sep 2026293 PMAQI
10th Sep 2026274 PMAQI
10th Sep 2026295 PMAQI
10th Sep 2026256 PMAQI
10th Sep 2026257 PMAQI
10th Sep 2026258 PMAQI
10th Sep 2026259 PMAQI
10th Sep 20262910 PMAQI
10th Sep 20263311 PMAQI
11th Sep 20262912 AMAQI
11th Sep 2026251 AMAQI
11th Sep 2026292 AMAQI
11th Sep 2026253 AMAQI
11th Sep 2026254 AMAQI

21°C19/23°C

11th Sep 2026255 AMAQI
11th Sep 2026296 AMAQI
11th Sep 2026297 AMAQI
11th Sep 2026298 AMAQI
11th Sep 2026319 AMAQI
11th Sep 20262910 AMAQI
11th Sep 20262911 AMAQI
11th Sep 20264212 PMAQI
11th Sep 2026381 PMAQI
11th Sep 2026292 PMAQI
11th Sep 2026253 PMAQI
11th Sep 2026384 PMAQI
11th Sep 2026335 PMAQI
11th Sep 2026336 PMAQI
11th Sep 2026487 PMAQI
11th Sep 2026388 PMAQI
11th Sep 2026339 PMAQI
11th Sep 20262910 PMAQI
11th Sep 20262511 PMAQI
12th Sep 20262512 AMAQI
12th Sep 2026211 AMAQI
12th Sep 2026272 AMAQI
12th Sep 2026253 AMAQI
12th Sep 2026254 AMAQI

23°C21/26°C

12th Sep 2026215 AMAQI
12th Sep 2026256 AMAQI
12th Sep 2026257 AMAQI
12th Sep 2026298 AMAQI
12th Sep 2026219 AMAQI
12th Sep 20262510 AMAQI
12th Sep 20263611 AMAQI
12th Sep 20264412 PMAQI
12th Sep 2026521 PMAQI
12th Sep 2026442 PMAQI
12th Sep 2026363 PMAQI
12th Sep 2026444 PMAQI
12th Sep 2026305 PMAQI
12th Sep 2026386 PMAQI
12th Sep 2026427 PMAQI
12th Sep 2026348 PMAQI
12th Sep 2026369 PMAQI
12th Sep 20267110 PMAQI
12th Sep 20266211 PMAQI
13th Sep 20263612 AMAQI
13th Sep 2026421 AMAQI
13th Sep 2026362 AMAQI
13th Sep 2026403 AMAQI
13th Sep 2026464 AMAQI

25°C22/29°C

13th Sep 2026276 AMAQI
13th Sep 2026277 AMAQI
13th Sep 2026408 AMAQI
13th Sep 2026409 AMAQI
13th Sep 20262910 AMAQI
13th Sep 20263111 AMAQI
13th Sep 20264012 PMAQI
13th Sep 2026571 PMAQI
13th Sep 2026402 PMAQI
13th Sep 2026423 PMAQI
13th Sep 2026304 PMAQI
13th Sep 2026275 PMAQI
13th Sep 2026466 PMAQI
13th Sep 2026287 PMAQI
13th Sep 2026278 PMAQI
13th Sep 2026349 PMAQI
13th Sep 20263610 PMAQI
13th Sep 20265111 PMAQI
14th Sep 20264412 AMAQI
14th Sep 2026291 AMAQI
14th Sep 2026402 AMAQI
14th Sep 2026403 AMAQI
14th Sep 2026344 AMAQI

26°C23/30°C

14th Sep 2026515 AMAQI
14th Sep 2026446 AMAQI
14th Sep 2026387 AMAQI
14th Sep 2026278 AMAQI
14th Sep 2026389 AMAQI
14th Sep 20265810 AMAQI
14th Sep 20265811 AMAQI
14th Sep 20265412 PMAQI
14th Sep 2026521 PMAQI
14th Sep 2026462 PMAQI
14th Sep 2026403 PMAQI
14th Sep 2026294 PMAQI
14th Sep 202665 PMAQI
14th Sep 2026256 PMAQI
14th Sep 2026257 PMAQI
14th Sep 2026258 PMAQI
14th Sep 2026179 PMAQI
14th Sep 20262110 PMAQI
14th Sep 20262111 PMAQI
15th Sep 20262112 AMAQI
15th Sep 202691 AMAQI
15th Sep 202682 AMAQI
15th Sep 202683 AMAQI
15th Sep 202674 AMAQI

25°C22/29°C

15th Sep 202685 AMAQI
15th Sep 202676 AMAQI
15th Sep 2026147 AMAQI
15th Sep 2026258 AMAQI
15th Sep 2026259 AMAQI
15th Sep 20262510 AMAQI
15th Sep 20262911 AMAQI
15th Sep 20262512 PMAQI
15th Sep 2026291 PMAQI
15th Sep 2026232 PMAQI
15th Sep 2026253 PMAQI
15th Sep 2026214 PMAQI
15th Sep 2026215 PMAQI
15th Sep 2026426 PMAQI
15th Sep 2026217 PMAQI
15th Sep 2026218 PMAQI
15th Sep 2026219 PMAQI
15th Sep 20262110 PMAQI
15th Sep 20262511 PMAQI
16th Sep 20262512 AMAQI
16th Sep 2026171 AMAQI
16th Sep 2026212 AMAQI
16th Sep 2026233 AMAQI
16th Sep 2026214 AMAQI

23°C21/26°C

16th Sep 2026215 AMAQI
16th Sep 2026216 AMAQI
16th Sep 2026237 AMAQI
16th Sep 2026258 AMAQI
16th Sep 2026219 AMAQI
16th Sep 20262510 AMAQI
16th Sep 20262511 AMAQI
16th Sep 20264212 PMAQI
16th Sep 2026461 PMAQI
16th Sep 2026422 PMAQI
16th Sep 2026443 PMAQI
16th Sep 2026404 PMAQI
16th Sep 2026385 PMAQI
16th Sep 2026426 PMAQI
16th Sep 2026387 PMAQI
16th Sep 2026448 PMAQI
16th Sep 2026469 PMAQI
16th Sep 20265110 PMAQI
16th Sep 20265011 PMAQI
17th Sep 20265112 AMAQI
17th Sep 2026381 AMAQI
17th Sep 2026332 AMAQI
17th Sep 2026333 AMAQI
17th Sep 2026314 AMAQI

21°C20/22°C

17th Sep 2026335 AMAQI
17th Sep 2026316 AMAQI
17th Sep 2026297 AMAQI
17th Sep 2026338 AMAQI
17th Sep 2026319 AMAQI
17th Sep 20263310 AMAQI
17th Sep 20262911 AMAQI
17th Sep 20263812 PMAQI
17th Sep 2026331 PMAQI
17th Sep 2026382 PMAQI
17th Sep 2026403 PMAQI
17th Sep 2026364 PMAQI
17th Sep 2026365 PMAQI
17th Sep 2026366 PMAQI
17th Sep 2026387 PMAQI
17th Sep 2026388 PMAQI
17th Sep 2026369 PMAQI
17th Sep 20264010 PMAQI
17th Sep 20263311 PMAQI
18th Sep 20263612 AMAQI
18th Sep 2026331 AMAQI
18th Sep 2026342 AMAQI
18th Sep 2026363 AMAQI
18th Sep 2026364 AMAQI

22°C18/27°C

18th Sep 2026335 AMAQI
18th Sep 2026336 AMAQI
18th Sep 2026337 AMAQI
18th Sep 2026368 AMAQI
18th Sep 2026369 AMAQI
18th Sep 20263810 AMAQI
18th Sep 20263311 AMAQI
18th Sep 20262912 PMAQI
18th Sep 2026341 PMAQI
18th Sep 2026382 PMAQI
18th Sep 2026443 PMAQI
18th Sep 2026404 PMAQI
18th Sep 2026405 PMAQI
18th Sep 2026386 PMAQI
18th Sep 2026387 PMAQI
18th Sep 2026388 PMAQI
18th Sep 2026389 PMAQI
18th Sep 20263810 PMAQI
18th Sep 20264011 PMAQI
19th Sep 20264012 AMAQI
19th Sep 2026401 AMAQI
19th Sep 2026382 AMAQI
19th Sep 2026423 AMAQI
19th Sep 2026424 AMAQI

23°C20/28°C

19th Sep 2026385 AMAQI
19th Sep 2026426 AMAQI
19th Sep 2026387 AMAQI
19th Sep 2026428 AMAQI
19th Sep 2026389 AMAQI
19th Sep 20263810 AMAQI
19th Sep 20263811 AMAQI
19th Sep 20263812 PMAQI
19th Sep 2026361 PMAQI
19th Sep 2026482 PMAQI
19th Sep 2026503 PMAQI
19th Sep 2026494 PMAQI
19th Sep 2026465 PMAQI
19th Sep 2026516 PMAQI
19th Sep 2026507 PMAQI
19th Sep 2026548 PMAQI
19th Sep 2026519 PMAQI
19th Sep 20265010 PMAQI
19th Sep 20264611 PMAQI
20th Sep 20264012 AMAQI
20th Sep 2026421 AMAQI
20th Sep 2026382 AMAQI
20th Sep 2026383 AMAQI
20th Sep 2026404 AMAQI

23°C20/27°C

20th Sep 2026385 AMAQI
20th Sep 2026386 AMAQI
20th Sep 2026367 AMAQI
20th Sep 2026338 AMAQI
20th Sep 2026279 AMAQI
20th Sep 20262710 AMAQI
20th Sep 20262711 AMAQI
20th Sep 20262912 PMAQI
20th Sep 2026231 PMAQI
20th Sep 2026192 PMAQI
20th Sep 2026763 PMAQI
20th Sep 2026834 PMAQI
20th Sep 2026645 PMAQI
20th Sep 2026636 PMAQI
20th Sep 2026627 PMAQI
20th Sep 2026668 PMAQI
20th Sep 2026569 PMAQI
20th Sep 20262510 PMAQI
20th Sep 20262911 PMAQI
21st Sep 20262912 AMAQI
21st Sep 202681 AMAQI
21st Sep 2026342 AMAQI
21st Sep 2026583 AMAQI
21st Sep 2026534 AMAQI

24°C21/29°C

21st Sep 2026495 AMAQI
21st Sep 2026446 AMAQI
21st Sep 2026317 AMAQI
21st Sep 2026348 AMAQI
21st Sep 2026409 AMAQI
21st Sep 20263410 AMAQI
21st Sep 20264911 AMAQI
21st Sep 20266212 PMAQI
21st Sep 2026601 PMAQI
21st Sep 2026522 PMAQI
21st Sep 2026193 PMAQI
21st Sep 2026214 PMAQI
21st Sep 2026235 PMAQI
21st Sep 2026276 PMAQI
21st Sep 2026257 PMAQI
21st Sep 2026278 PMAQI
21st Sep 2026299 PMAQI
21st Sep 20263310 PMAQI
21st Sep 20263111 PMAQI
22nd Sep 20262912 AMAQI
22nd Sep 2026311 AMAQI
22nd Sep 2026332 AMAQI
22nd Sep 2026293 AMAQI
22nd Sep 2026314 AMAQI

22°C19/23°C

22nd Sep 2026385 AMAQI
22nd Sep 2026426 AMAQI
22nd Sep 2026387 AMAQI
22nd Sep 2026538 AMAQI
22nd Sep 2026409 AMAQI
22nd Sep 20262710 AMAQI
22nd Sep 20263311 AMAQI
22nd Sep 20263312 PMAQI
22nd Sep 2026331 PMAQI
22nd Sep 2026362 PMAQI
22nd Sep 2026273 PMAQI
22nd Sep 2026314 PMAQI
22nd Sep 2026315 PMAQI
22nd Sep 2026296 PMAQI
22nd Sep 2026317 PMAQI
22nd Sep 2026258 PMAQI
22nd Sep 2026219 PMAQI
22nd Sep 20262510 PMAQI
22nd Sep 20262511 PMAQI
23rd Sep 20262512 AMAQI
23rd Sep 2026231 AMAQI
23rd Sep 2026232 AMAQI
23rd Sep 2026213 AMAQI
23rd Sep 2026234 AMAQI

22°C18/28°C

23rd Sep 2026295 AMAQI
23rd Sep 2026236 AMAQI
23rd Sep 2026257 AMAQI
23rd Sep 2026298 AMAQI
23rd Sep 2026299 AMAQI
23rd Sep 20262110 AMAQI
23rd Sep 20262511 AMAQI
23rd Sep 20262112 PMAQI
23rd Sep 2026231 PMAQI
23rd Sep 2026292 PMAQI
23rd Sep 2026423 PMAQI
23rd Sep 2026544 PMAQI
23rd Sep 2026555 PMAQI
23rd Sep 2026466 PMAQI
23rd Sep 2026427 PMAQI
23rd Sep 2026578 PMAQI
23rd Sep 2026299 PMAQI
23rd Sep 20263410 PMAQI
23rd Sep 20263011 PMAQI
24th Sep 20263812 AMAQI
24th Sep 2026421 AMAQI
24th Sep 2026272 AMAQI
24th Sep 2026293 AMAQI
24th Sep 2026384 AMAQI

21°C17/27°C

24th Sep 2026215 AMAQI
24th Sep 2026276 AMAQI
24th Sep 2026307 AMAQI
24th Sep 2026238 AMAQI
24th Sep 2026279 AMAQI
24th Sep 20262310 AMAQI
24th Sep 20262511 AMAQI
24th Sep 20263612 PMAQI
24th Sep 2026381 PMAQI
24th Sep 2026462 PMAQI
24th Sep 2026563 PMAQI
24th Sep 2026544 PMAQI
24th Sep 2026525 PMAQI
24th Sep 2026526 PMAQI
24th Sep 2026507 PMAQI
24th Sep 2026548 PMAQI
24th Sep 2026599 PMAQI
24th Sep 20265210 PMAQI
24th Sep 20264611 PMAQI
25th Sep 20263412 AMAQI
25th Sep 2026481 AMAQI
25th Sep 2026442 AMAQI
25th Sep 2026443 AMAQI
25th Sep 2026444 AMAQI

23°C20/29°C

25th Sep 2026385 AMAQI
25th Sep 2026406 AMAQI
25th Sep 2026407 AMAQI
25th Sep 2026408 AMAQI
25th Sep 2026429 AMAQI
25th Sep 20263610 AMAQI
25th Sep 20264211 AMAQI
25th Sep 20264412 PMAQI
25th Sep 2026471 PMAQI
25th Sep 2026452 PMAQI
25th Sep 2026343 PMAQI
25th Sep 2026384 PMAQI
25th Sep 2026325 PMAQI
25th Sep 2026366 PMAQI
25th Sep 2026387 PMAQI
25th Sep 2026408 PMAQI
25th Sep 2026319 PMAQI
25th Sep 20264210 PMAQI
25th Sep 20264011 PMAQI
26th Sep 20264612 AMAQI
26th Sep 2026561 AMAQI
26th Sep 2026422 AMAQI
26th Sep 2026293 AMAQI
26th Sep 2026324 AMAQI

22°C20/26°C

26th Sep 2026315 AMAQI
5 AM
26th Sep 2026296 AMAQI
26th Sep 2026367 AMAQI
26th Sep 2026368 AMAQI
26th Sep 2026259 AMAQI
26th Sep 20264710 AMAQI
26th Sep 20265111 AMAQI
11 AM
26th Sep 20264412 PMAQI
26th Sep 2026341 PMAQI
26th Sep 2026402 PMAQI
26th Sep 2026363 PMAQI
26th Sep 2026384 PMAQI
26th Sep 2026405 PMAQI
26th Sep 2026446 PMAQI
6 PM
26th Sep 2026367 PMAQI
26th Sep 2026408 PMAQI
26th Sep 2026429 PMAQI
26th Sep 20263210 PMAQI
26th Sep 20263611 PMAQI
11 PM
4 AM

20°C18/22°C

Day time
Avg. Highest Time
12 PM - 4 PM

36AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
5 AM - 6 AM

31AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 4 PM (Avg. 36), while the lowest AQI was between 5 AM to 6 AM (Avg. 31).
Night time
Avg. Highest Time
7 PM - 11 PM

34AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
1 AM

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 11 PM (Avg. 34), while the lowest AQI was between 1 AM to 1 AM (Avg. 30).

2026 Days Vs Air Quality

Mihara, Hiroshima, Japan

2026

85%

229

15%

40

Total number of days with different AQI categories in last 269 days in 2026 (96 days remaining)

Good
229 Days
Moderate
40 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 85%

Health Risk Level:

Low

In 2026, 85% of 269 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

Mihara, Hiroshima, 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
20AQI (US)
2nd January 2026
16AQI (US)
3rd January 2026
18AQI (US)
4th January 2026
29AQI (US)
5th January 2026
38AQI (US)
6th January 2026
15AQI (US)
7th January 2026
23AQI (US)
8th January 2026
26AQI (US)
9th January 2026
16AQI (US)
10th January 2026
32AQI (US)
11th January 2026
18AQI (US)
12th January 2026
18AQI (US)
13th January 2026
31AQI (US)
14th January 2026
29AQI (US)
15th January 2026
44AQI (US)
16th January 2026
51AQI (US)
17th January 2026
47AQI (US)
18th January 2026
60AQI (US)
19th January 2026
58AQI (US)
20th January 2026
22AQI (US)
21st January 2026
11AQI (US)
22nd January 2026
21AQI (US)
23rd January 2026
36AQI (US)
24th January 2026
43AQI (US)
25th January 2026
41AQI (US)
26th January 2026
22AQI (US)
27th January 2026
42AQI (US)
28th January 2026
25AQI (US)
29th January 2026
17AQI (US)
30th January 2026
34AQI (US)
31st January 2026
20AQI (US)
1st February 2026
38AQI (US)
2nd February 2026
46AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
36AQI (US)
5th February 2026
43AQI (US)
6th February 2026
45AQI (US)
7th February 2026
22AQI (US)
8th February 2026
13AQI (US)
9th February 2026
34AQI (US)
10th February 2026
44AQI (US)
11th February 2026
32AQI (US)
12th February 2026
22AQI (US)
13th February 2026
34AQI (US)
14th February 2026
58AQI (US)
15th February 2026
54AQI (US)
16th February 2026
43AQI (US)
17th February 2026
18AQI (US)
18th February 2026
19AQI (US)
19th February 2026
39AQI (US)
20th February 2026
38AQI (US)
21st February 2026
60AQI (US)
22nd February 2026
57AQI (US)
23rd February 2026
46AQI (US)
24th February 2026
45AQI (US)
25th February 2026
21AQI (US)
26th February 2026
10AQI (US)
27th February 2026
45AQI (US)
28th February 2026
17AQI (US)
1st March 2026
34AQI (US)
2nd March 2026
46AQI (US)
3rd March 2026
12AQI (US)
4th March 2026
13AQI (US)
5th March 2026
45AQI (US)
6th March 2026
45AQI (US)
7th March 2026
41AQI (US)
8th March 2026
17AQI (US)
9th March 2026
38AQI (US)
10th March 2026
56AQI (US)
11th March 2026
51AQI (US)
12th March 2026
55AQI (US)
13th March 2026
35AQI (US)
14th March 2026
41AQI (US)
15th March 2026
57AQI (US)
16th March 2026
48AQI (US)
17th March 2026
42AQI (US)
18th March 2026
56AQI (US)
19th March 2026
45AQI (US)
20th March 2026
50AQI (US)
21st March 2026
44AQI (US)
22nd March 2026
37AQI (US)
23rd March 2026
37AQI (US)
24th March 2026
34AQI (US)
25th March 2026
50AQI (US)
26th March 2026
14AQI (US)
27th March 2026
32AQI (US)
28th March 2026
57AQI (US)
29th March 2026
78AQI (US)
30th March 2026
78AQI (US)
31st March 2026
20AQI (US)
1st April 2026
11AQI (US)
2nd April 2026
48AQI (US)
3rd April 2026
50AQI (US)
4th April 2026
36AQI (US)
5th April 2026
19AQI (US)
6th April 2026
46AQI (US)
7th April 2026
21AQI (US)
8th April 2026
31AQI (US)
9th April 2026
37AQI (US)
10th April 2026
23AQI (US)
11th April 2026
17AQI (US)
12th April 2026
32AQI (US)
13th April 2026
46AQI (US)
14th April 2026
48AQI (US)
15th April 2026
17AQI (US)
16th April 2026
21AQI (US)
17th April 2026
39AQI (US)
18th April 2026
40AQI (US)
19th April 2026
32AQI (US)
20th April 2026
28AQI (US)
21st April 2026
35AQI (US)
22nd April 2026
46AQI (US)
23rd April 2026
29AQI (US)
24th April 2026
26AQI (US)
25th April 2026
44AQI (US)
26th April 2026
32AQI (US)
27th April 2026
29AQI (US)
28th April 2026
45AQI (US)
29th April 2026
40AQI (US)
30th April 2026
32AQI (US)
1st May 2026
46AQI (US)
2nd May 2026
40AQI (US)
3rd May 2026
33AQI (US)
4th May 2026
20AQI (US)
5th May 2026
16AQI (US)
6th May 2026
26AQI (US)
7th May 2026
25AQI (US)
8th May 2026
20AQI (US)
9th May 2026
15AQI (US)
10th May 2026
24AQI (US)
11th May 2026
27AQI (US)
12th May 2026
21AQI (US)
13th May 2026
34AQI (US)
14th May 2026
25AQI (US)
15th May 2026
31AQI (US)
16th May 2026
79AQI (US)
17th May 2026
63AQI (US)
18th May 2026
53AQI (US)
19th May 2026
46AQI (US)
20th May 2026
60AQI (US)
21st May 2026
65AQI (US)
22nd May 2026
69AQI (US)
23rd May 2026
61AQI (US)
24th May 2026
63AQI (US)
25th May 2026
54AQI (US)
26th May 2026
42AQI (US)
27th May 2026
22AQI (US)
28th May 2026
32AQI (US)
29th May 2026
32AQI (US)
30th May 2026
24AQI (US)
31st May 2026
30AQI (US)
1st June 2026
44AQI (US)
2nd June 2026
18AQI (US)
3rd June 2026
11AQI (US)
4th June 2026
22AQI (US)
5th June 2026
27AQI (US)
6th June 2026
46AQI (US)
7th June 2026
20AQI (US)
8th June 2026
13AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
25AQI (US)
12th June 2026
29AQI (US)
13th June 2026
26AQI (US)
14th June 2026
21AQI (US)
15th June 2026
15AQI (US)
16th June 2026
26AQI (US)
17th June 2026
17AQI (US)
18th June 2026
25AQI (US)
19th June 2026
32AQI (US)
20th June 2026
47AQI (US)
21st June 2026
14AQI (US)
22nd June 2026
13AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
22AQI (US)
25th June 2026
21AQI (US)
26th June 2026
29AQI (US)
27th June 2026
26AQI (US)
28th June 2026
36AQI (US)
29th June 2026
48AQI (US)
30th June 2026
62AQI (US)
1st July 2026
64AQI (US)
2nd July 2026
12AQI (US)
3rd July 2026
26AQI (US)
4th July 2026
19AQI (US)
5th July 2026
21AQI (US)
6th July 2026
20AQI (US)
7th July 2026
45AQI (US)
8th July 2026
45AQI (US)
9th July 2026
38AQI (US)
10th July 2026
36AQI (US)
11th July 2026
34AQI (US)
12th July 2026
19AQI (US)
13th July 2026
36AQI (US)
14th July 2026
32AQI (US)
15th July 2026
30AQI (US)
16th July 2026
34AQI (US)
17th July 2026
43AQI (US)
18th July 2026
64AQI (US)
19th July 2026
64AQI (US)
20th July 2026
63AQI (US)
21st July 2026
65AQI (US)
22nd July 2026
68AQI (US)
23rd July 2026
57AQI (US)
24th July 2026
53AQI (US)
25th July 2026
51AQI (US)
26th July 2026
37AQI (US)
27th July 2026
33AQI (US)
28th July 2026
38AQI (US)
29th July 2026
38AQI (US)
30th July 2026
41AQI (US)
31st July 2026
25AQI (US)
1st August 2026
38AQI (US)
2nd August 2026
54AQI (US)
3rd August 2026
57AQI (US)
4th August 2026
53AQI (US)
5th August 2026
57AQI (US)
6th August 2026
43AQI (US)
7th August 2026
29AQI (US)
8th August 2026
28AQI (US)
9th August 2026
26AQI (US)
10th August 2026
26AQI (US)
11th August 2026
22AQI (US)
12th August 2026
22AQI (US)
13th August 2026
29AQI (US)
14th August 2026
61AQI (US)
15th August 2026
57AQI (US)
16th August 2026
26AQI (US)
17th August 2026
24AQI (US)
18th August 2026
27AQI (US)
19th August 2026
28AQI (US)
20th August 2026
37AQI (US)
21st August 2026
48AQI (US)
22nd August 2026
47AQI (US)
23rd August 2026
50AQI (US)
24th August 2026
48AQI (US)
25th August 2026
38AQI (US)
26th August 2026
34AQI (US)
27th August 2026
33AQI (US)
28th August 2026
31AQI (US)
29th August 2026
33AQI (US)
30th August 2026
42AQI (US)
31st August 2026
40AQI (US)
1st September 2026
41AQI (US)
2nd September 2026
28AQI (US)
3rd September 2026
32AQI (US)
4th September 2026
25AQI (US)
5th September 2026
30AQI (US)
6th September 2026
34AQI (US)
7th September 2026
26AQI (US)
8th September 2026
29AQI (US)
9th September 2026
21AQI (US)
10th September 2026
26AQI (US)
11th September 2026
31AQI (US)
12th September 2026
35AQI (US)
13th September 2026
37AQI (US)
14th September 2026
36AQI (US)
15th September 2026
20AQI (US)
16th September 2026
33AQI (US)
17th September 2026
35AQI (US)
18th September 2026
36AQI (US)
19th September 2026
44AQI (US)
20th September 2026
42AQI (US)
21st September 2026
36AQI (US)
22nd September 2026
32AQI (US)
23rd September 2026
32AQI (US)
24th September 2026
39AQI (US)
25th September 2026
40AQI (US)
26th September 2026
38AQI (US)
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

30AQI (US)

36AQI (US)

42AQI (US)

33AQI (US)

39AQI (US)

27AQI (US)

40AQI (US)

38AQI (US)

33AQI (US)

No. of days

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

202635AQI (US)

28
3
24
4
23
8
30
22
9
29
1
22
9
25
6
26
229
40

Highest AQI (US) recorded in

March

42AQI (US)

Lowest AQI (US) recorded in

June

27AQI (US)

202539AQI (US)

30
1
27
1
24
7
30
26
5
22
8
18
12
1
29
2
30
18
13
23
7
27
4
304
60
1

Highest AQI (US) recorded in

July

51AQI (US)

Lowest AQI (US) recorded in

April

26AQI (US)

202438AQI (US)

28
2
23
6
26
5
16
13
1
23
8
20
10
31
24
7
24
6
28
3
27
3
31
301
63
1

Highest AQI (US) recorded in

April

52AQI (US)

Lowest AQI (US) recorded in

December

26AQI (US)

202342AQI (US)

25
5
1
27
1
18
13
18
12
21
10
17
13
24
7
29
2
26
4
26
5
19
9
23
8
273
89
1

Highest AQI (US) recorded in

April

50AQI (US)

Lowest AQI (US) recorded in

August

36AQI (US)

202241AQI (US)

26
3
19
2
20
11
19
10
11
20
17
13
14
8
1
27
1
24
7
21
9
31
230
84

Highest AQI (US) recorded in

May

54AQI (US)

Lowest AQI (US) recorded in

August

21AQI (US)

202141AQI (US)

23
7
20
8
19
11
1
26
4
20
11
14
16
25
6
22
6
25
5
25
6
23
7
28
3
270
90
1

Highest AQI (US) recorded in

June

52AQI (US)

Lowest AQI (US) recorded in

December

31AQI (US)

202043AQI (US)

6
7
15
6
11
7
16
14
25
6
15
16
17
2
25
6
22
8
25
6
177
78

Highest AQI (US) recorded in

August

57AQI (US)

Lowest AQI (US) recorded in

September

35AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2020(Avg.)
43AQI (US)
Least Polluted Year Recorded
2026(Avg.)
35AQI (US)

Mihara's annual 2026 AQI (US) (35) shows an average percentage change of -13.7% (improved AQI (US)) compared to previous years: 2020 (43), 2021 (41), 2022 (41), 2023 (42), 2024 (38), 2025 (39).