Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Naka Ward, Hiroshima, 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+

August Air Quality Analysis

Naka Ward, Hiroshima, Hiroshima, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
5th Aug 2024
62AQI
Lowest AQI recorded on
29th Aug 2024
13AQI

Same Day Analysis (27th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 51 of Moderate air quality, showing improvement over 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 28th Aug - 29th Aug 2025

Naka Ward, Hiroshima, Hiroshima, Japan

AQI
Day
Night
.

5 AM28th Aug 2025

7 PM

4 AM29th Aug 2025

Day time
Avg. Highest Time
5PM28th Aug

52AQI

Avg. Lowest Time
2PM28th Aug

35AQI

Night time
Avg. Highest Time
10PM28th Aug

52AQI

Avg. Lowest Time
7PM28th Aug

44AQI

In the last 24 hours,

Naka Ward's AQI reached its highest point of 52 at 5 PM during the Day, while the lowest point, 35, was recorded at 2 PM during the Day between 28th Aug and 29th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Naka Ward, Hiroshima, Hiroshima, Japan

JulAug
30th - 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 - 27th27th - 28th28th - 29th29th
Day
Night
30th Jul 2025285 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025287 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025329 AMAQI
30th Jul 20253310 AMAQI
30th Jul 20254611 AMAQI
30th Jul 20254112 PMAQI
30th Jul 2025631 PMAQI
30th Jul 2025602 PMAQI
30th Jul 2025563 PMAQI
30th Jul 2025554 PMAQI
30th Jul 2025535 PMAQI
30th Jul 2025536 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025428 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253010 PMAQI
30th Jul 20252811 PMAQI
31st Jul 20252912 AMAQI
31st Jul 2025281 AMAQI
31st Jul 2025272 AMAQI
31st Jul 2025273 AMAQI
31st Jul 2025284 AMAQI

27°C22/32°C

31st Jul 2025285 AMAQI
31st Jul 2025286 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025289 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20254411 AMAQI
31st Jul 20255012 PMAQI
31st Jul 2025541 PMAQI
31st Jul 2025522 PMAQI
31st Jul 2025503 PMAQI
31st Jul 2025524 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025426 PMAQI
31st Jul 2025407 PMAQI
31st Jul 2025428 PMAQI
31st Jul 2025469 PMAQI
31st Jul 20254210 PMAQI
31st Jul 20253511 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025293 AMAQI
1st Aug 2025324 AMAQI

27°C22/32°C

1st Aug 2025345 AMAQI
1st Aug 2025346 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025489 AMAQI
1st Aug 20254910 AMAQI
1st Aug 20255411 AMAQI
1st Aug 20254912 PMAQI
1st Aug 2025501 PMAQI
1st Aug 2025502 PMAQI
1st Aug 2025503 PMAQI
1st Aug 2025524 PMAQI
1st Aug 2025515 PMAQI
1st Aug 2025526 PMAQI
1st Aug 2025417 PMAQI
1st Aug 2025408 PMAQI
1st Aug 2025459 PMAQI
1st Aug 20253610 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20253712 AMAQI
2nd Aug 2025381 AMAQI
2nd Aug 2025352 AMAQI
2nd Aug 2025343 AMAQI
2nd Aug 2025364 AMAQI

27°C23/32°C

2nd Aug 2025375 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025429 AMAQI
2nd Aug 20254010 AMAQI
2nd Aug 20255311 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025591 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025593 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025407 PMAQI
2nd Aug 2025378 PMAQI
2nd Aug 2025439 PMAQI
2nd Aug 20254010 PMAQI
2nd Aug 20253211 PMAQI
3rd Aug 20254412 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025424 AMAQI

28°C23/35°C

3rd Aug 2025445 AMAQI
3rd Aug 2025426 AMAQI
3rd Aug 2025437 AMAQI
3rd Aug 2025438 AMAQI
3rd Aug 2025449 AMAQI
3rd Aug 20253610 AMAQI
3rd Aug 20254511 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025441 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025413 PMAQI
3rd Aug 2025534 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025546 PMAQI
3rd Aug 2025397 PMAQI
3rd Aug 2025408 PMAQI
3rd Aug 2025509 PMAQI
3rd Aug 20254910 PMAQI
3rd Aug 20254411 PMAQI
4th Aug 20255112 AMAQI
4th Aug 2025431 AMAQI
4th Aug 2025422 AMAQI
4th Aug 2025423 AMAQI
4th Aug 2025444 AMAQI

27°C22/32°C

4th Aug 2025455 AMAQI
4th Aug 2025456 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025669 AMAQI
4th Aug 20256810 AMAQI
4th Aug 20257711 AMAQI
4th Aug 20257712 PMAQI
4th Aug 2025761 PMAQI
4th Aug 2025782 PMAQI
4th Aug 2025713 PMAQI
4th Aug 2025604 PMAQI
4th Aug 2025645 PMAQI
4th Aug 2025646 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20254911 PMAQI
5th Aug 20254812 AMAQI
5th Aug 2025501 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025433 AMAQI
5th Aug 2025524 AMAQI

27°C23/31°C

5th Aug 2025545 AMAQI
5th Aug 2025546 AMAQI
5th Aug 2025547 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025409 AMAQI
5th Aug 20255210 AMAQI
5th Aug 20255011 AMAQI
5th Aug 20254012 PMAQI
5th Aug 2025531 PMAQI
5th Aug 2025522 PMAQI
5th Aug 2025453 PMAQI
5th Aug 2025424 PMAQI
5th Aug 2025415 PMAQI
5th Aug 2025316 PMAQI
5th Aug 2025407 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025429 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20255011 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025521 AMAQI
6th Aug 2025512 AMAQI
6th Aug 2025503 AMAQI
6th Aug 2025524 AMAQI

28°C24/32°C

6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025508 AMAQI
6th Aug 2025389 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20254611 AMAQI
6th Aug 20253712 PMAQI
6th Aug 2025451 PMAQI
6th Aug 2025382 PMAQI
6th Aug 2025383 PMAQI
6th Aug 2025444 PMAQI
6th Aug 2025495 PMAQI
6th Aug 2025416 PMAQI
6th Aug 2025467 PMAQI
6th Aug 2025518 PMAQI
6th Aug 2025449 PMAQI
6th Aug 20254810 PMAQI
6th Aug 20254411 PMAQI
7th Aug 20254412 AMAQI
7th Aug 2025461 AMAQI
7th Aug 2025502 AMAQI
7th Aug 2025513 AMAQI
7th Aug 2025514 AMAQI

28°C24/32°C

7th Aug 2025515 AMAQI
7th Aug 2025506 AMAQI
7th Aug 2025507 AMAQI
7th Aug 2025528 AMAQI
7th Aug 2025369 AMAQI
7th Aug 20254010 AMAQI
7th Aug 20255211 AMAQI
7th Aug 20255312 PMAQI
7th Aug 2025551 PMAQI
7th Aug 2025462 PMAQI
7th Aug 2025443 PMAQI
7th Aug 2025544 PMAQI
7th Aug 2025545 PMAQI
7th Aug 2025546 PMAQI
7th Aug 2025547 PMAQI
7th Aug 2025538 PMAQI
7th Aug 2025509 PMAQI
7th Aug 20254710 PMAQI
7th Aug 20254911 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025501 AMAQI
8th Aug 2025492 AMAQI
8th Aug 2025493 AMAQI
8th Aug 2025494 AMAQI

27°C22/32°C

8th Aug 2025505 AMAQI
8th Aug 2025506 AMAQI
8th Aug 2025507 AMAQI
8th Aug 2025498 AMAQI
8th Aug 2025549 AMAQI
8th Aug 20255710 AMAQI
8th Aug 20255711 AMAQI
8th Aug 20255412 PMAQI
8th Aug 2025521 PMAQI
8th Aug 2025522 PMAQI
8th Aug 2025543 PMAQI
8th Aug 2025484 PMAQI
8th Aug 2025425 PMAQI
8th Aug 2025456 PMAQI
8th Aug 2025457 PMAQI
8th Aug 2025478 PMAQI
8th Aug 2025499 PMAQI
8th Aug 20254810 PMAQI
8th Aug 20255011 PMAQI
9th Aug 20255012 AMAQI
9th Aug 2025511 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025503 AMAQI
9th Aug 2025514 AMAQI

26°C22/31°C

9th Aug 2025515 AMAQI
9th Aug 2025526 AMAQI
9th Aug 2025527 AMAQI
9th Aug 2025528 AMAQI
9th Aug 2025319 AMAQI
9th Aug 20252210 AMAQI
9th Aug 20252311 AMAQI
9th Aug 20252312 PMAQI
9th Aug 2025261 PMAQI
9th Aug 2025272 PMAQI
9th Aug 2025233 PMAQI
9th Aug 2025224 PMAQI
9th Aug 2025225 PMAQI
9th Aug 2025236 PMAQI
9th Aug 2025197 PMAQI
9th Aug 2025268 PMAQI
9th Aug 2025389 PMAQI
9th Aug 20253810 PMAQI
9th Aug 20253811 PMAQI
10th Aug 20253712 AMAQI
10th Aug 2025461 AMAQI
10th Aug 2025512 AMAQI
10th Aug 2025503 AMAQI
10th Aug 2025494 AMAQI

23°C21/25°C

10th Aug 2025475 AMAQI
10th Aug 2025466 AMAQI
10th Aug 2025477 AMAQI
10th Aug 2025478 AMAQI
10th Aug 2025329 AMAQI
10th Aug 20251610 AMAQI
10th Aug 20252111 AMAQI
10th Aug 20251912 PMAQI
10th Aug 2025201 PMAQI
10th Aug 2025242 PMAQI
10th Aug 2025223 PMAQI
10th Aug 2025214 PMAQI
10th Aug 2025205 PMAQI
10th Aug 2025186 PMAQI
10th Aug 2025187 PMAQI
10th Aug 2025258 PMAQI
10th Aug 2025309 PMAQI
10th Aug 20252910 PMAQI
10th Aug 20253011 PMAQI
11th Aug 20253112 AMAQI
11th Aug 2025381 AMAQI
11th Aug 2025462 AMAQI
11th Aug 2025463 AMAQI
11th Aug 2025444 AMAQI

25°C24/25°C

11th Aug 2025425 AMAQI
11th Aug 2025416 AMAQI
11th Aug 2025417 AMAQI
11th Aug 2025408 AMAQI
11th Aug 2025209 AMAQI
11th Aug 20251410 AMAQI
11th Aug 20251611 AMAQI
11th Aug 20251712 PMAQI
11th Aug 2025181 PMAQI
11th Aug 2025162 PMAQI
11th Aug 2025223 PMAQI
11th Aug 2025294 PMAQI
11th Aug 2025245 PMAQI
11th Aug 2025266 PMAQI
11th Aug 2025237 PMAQI
11th Aug 2025288 PMAQI
11th Aug 2025329 PMAQI
11th Aug 20253210 PMAQI
11th Aug 20253211 PMAQI
12th Aug 20253512 AMAQI
12th Aug 2025381 AMAQI
12th Aug 2025402 AMAQI
12th Aug 2025403 AMAQI
12th Aug 2025364 AMAQI

24°C23/25°C

12th Aug 2025355 AMAQI
12th Aug 2025366 AMAQI
12th Aug 2025357 AMAQI
12th Aug 2025348 AMAQI
12th Aug 2025289 AMAQI
12th Aug 20252910 AMAQI
12th Aug 20253211 AMAQI
12th Aug 20253012 PMAQI
12th Aug 2025291 PMAQI
12th Aug 2025432 PMAQI
12th Aug 2025323 PMAQI
12th Aug 2025374 PMAQI
12th Aug 2025305 PMAQI
12th Aug 2025366 PMAQI
12th Aug 2025337 PMAQI
12th Aug 2025348 PMAQI
12th Aug 2025369 PMAQI
12th Aug 20253210 PMAQI
12th Aug 20253011 PMAQI
13th Aug 20253412 AMAQI
13th Aug 2025361 AMAQI
13th Aug 2025372 AMAQI
13th Aug 2025383 AMAQI
13th Aug 2025364 AMAQI

24°C23/25°C

13th Aug 2025355 AMAQI
13th Aug 2025366 AMAQI
13th Aug 2025357 AMAQI
13th Aug 2025368 AMAQI
13th Aug 2025339 AMAQI
13th Aug 20253410 AMAQI
13th Aug 20255011 AMAQI
13th Aug 20254312 PMAQI
13th Aug 2025471 PMAQI
13th Aug 2025472 PMAQI
13th Aug 2025543 PMAQI
13th Aug 2025494 PMAQI
13th Aug 2025485 PMAQI
13th Aug 2025396 PMAQI
13th Aug 2025427 PMAQI
13th Aug 2025318 PMAQI
13th Aug 2025359 PMAQI
13th Aug 20253310 PMAQI
13th Aug 20253611 PMAQI
14th Aug 20254412 AMAQI
14th Aug 2025381 AMAQI
14th Aug 2025352 AMAQI
14th Aug 2025373 AMAQI
14th Aug 2025394 AMAQI

26°C23/30°C

14th Aug 2025405 AMAQI
14th Aug 2025406 AMAQI
14th Aug 2025387 AMAQI
14th Aug 2025398 AMAQI
14th Aug 2025339 AMAQI
14th Aug 20254910 AMAQI
14th Aug 20255611 AMAQI
14th Aug 20255612 PMAQI
14th Aug 2025591 PMAQI
14th Aug 2025582 PMAQI
14th Aug 2025583 PMAQI
14th Aug 2025534 PMAQI
14th Aug 2025525 PMAQI
14th Aug 2025566 PMAQI
14th Aug 2025567 PMAQI
14th Aug 2025498 PMAQI
14th Aug 2025489 PMAQI
14th Aug 20255210 PMAQI
14th Aug 20255211 PMAQI
15th Aug 20255212 AMAQI
15th Aug 2025421 AMAQI
15th Aug 2025382 AMAQI
15th Aug 2025373 AMAQI
15th Aug 2025404 AMAQI

26°C23/31°C

15th Aug 2025425 AMAQI
15th Aug 2025426 AMAQI
15th Aug 2025427 AMAQI
15th Aug 2025418 AMAQI
15th Aug 2025409 AMAQI
15th Aug 20254210 AMAQI
15th Aug 20253911 AMAQI
15th Aug 20254812 PMAQI
15th Aug 2025481 PMAQI
15th Aug 2025402 PMAQI
15th Aug 2025453 PMAQI
15th Aug 2025464 PMAQI
15th Aug 2025385 PMAQI
15th Aug 2025476 PMAQI
15th Aug 2025397 PMAQI
15th Aug 2025438 PMAQI
15th Aug 2025449 PMAQI
15th Aug 20253610 PMAQI
15th Aug 20254011 PMAQI
16th Aug 20254212 AMAQI
16th Aug 2025411 AMAQI
16th Aug 2025412 AMAQI
16th Aug 2025393 AMAQI
16th Aug 2025424 AMAQI

27°C23/32°C

16th Aug 2025425 AMAQI
16th Aug 2025426 AMAQI
16th Aug 2025437 AMAQI
16th Aug 2025428 AMAQI
16th Aug 2025329 AMAQI
16th Aug 20253210 AMAQI
16th Aug 20253911 AMAQI
16th Aug 20254012 PMAQI
16th Aug 2025471 PMAQI
16th Aug 2025482 PMAQI
16th Aug 2025533 PMAQI
16th Aug 2025554 PMAQI
16th Aug 2025525 PMAQI
16th Aug 2025436 PMAQI
16th Aug 2025427 PMAQI
16th Aug 2025438 PMAQI
16th Aug 2025419 PMAQI
16th Aug 20253710 PMAQI
16th Aug 20254411 PMAQI
17th Aug 20254312 AMAQI
17th Aug 2025421 AMAQI
17th Aug 2025402 AMAQI
17th Aug 2025413 AMAQI
17th Aug 2025414 AMAQI

27°C23/32°C

17th Aug 2025435 AMAQI
17th Aug 2025426 AMAQI
17th Aug 2025447 AMAQI
17th Aug 2025428 AMAQI
17th Aug 2025419 AMAQI
17th Aug 20253410 AMAQI
17th Aug 20254211 AMAQI
17th Aug 20255312 PMAQI
17th Aug 2025541 PMAQI
17th Aug 2025362 PMAQI
17th Aug 2025433 PMAQI
17th Aug 2025364 PMAQI
17th Aug 2025465 PMAQI
17th Aug 2025416 PMAQI
17th Aug 2025407 PMAQI
17th Aug 2025338 PMAQI
17th Aug 2025389 PMAQI
17th Aug 20253410 PMAQI
17th Aug 20253311 PMAQI
18th Aug 20253612 AMAQI
18th Aug 2025391 AMAQI
18th Aug 2025422 AMAQI
18th Aug 2025423 AMAQI
18th Aug 2025424 AMAQI

26°C23/31°C

18th Aug 2025435 AMAQI
18th Aug 2025436 AMAQI
18th Aug 2025447 AMAQI
18th Aug 2025438 AMAQI
18th Aug 2025369 AMAQI
18th Aug 20254010 AMAQI
18th Aug 20254911 AMAQI
18th Aug 20254112 PMAQI
18th Aug 2025521 PMAQI
18th Aug 2025542 PMAQI
18th Aug 2025463 PMAQI
18th Aug 2025434 PMAQI
18th Aug 2025575 PMAQI
18th Aug 2025556 PMAQI
18th Aug 2025537 PMAQI
18th Aug 2025488 PMAQI
18th Aug 2025449 PMAQI
18th Aug 20254610 PMAQI
18th Aug 20254811 PMAQI
19th Aug 20255112 AMAQI
19th Aug 2025421 AMAQI
19th Aug 2025422 AMAQI
19th Aug 2025413 AMAQI
19th Aug 2025434 AMAQI

27°C24/31°C

19th Aug 2025435 AMAQI
19th Aug 2025446 AMAQI
19th Aug 2025447 AMAQI
19th Aug 2025448 AMAQI
19th Aug 2025489 AMAQI
19th Aug 20255610 AMAQI
19th Aug 20254011 AMAQI
19th Aug 20255812 PMAQI
19th Aug 2025591 PMAQI
19th Aug 2025592 PMAQI
19th Aug 2025563 PMAQI
19th Aug 2025534 PMAQI
19th Aug 2025515 PMAQI
19th Aug 2025586 PMAQI
19th Aug 2025517 PMAQI
19th Aug 2025548 PMAQI
19th Aug 2025479 PMAQI
19th Aug 20255210 PMAQI
19th Aug 20255211 PMAQI
20th Aug 20255212 AMAQI
20th Aug 2025481 AMAQI
20th Aug 2025432 AMAQI
20th Aug 2025443 AMAQI
20th Aug 2025494 AMAQI

26°C23/30°C

20th Aug 2025485 AMAQI
20th Aug 2025486 AMAQI
20th Aug 2025517 AMAQI
20th Aug 2025508 AMAQI
20th Aug 2025509 AMAQI
20th Aug 20255610 AMAQI
20th Aug 20255611 AMAQI
20th Aug 20256012 PMAQI
20th Aug 2025541 PMAQI
20th Aug 2025522 PMAQI
20th Aug 2025443 PMAQI
20th Aug 2025564 PMAQI
20th Aug 2025475 PMAQI
20th Aug 2025426 PMAQI
20th Aug 2025457 PMAQI
20th Aug 2025408 PMAQI
20th Aug 2025419 PMAQI
20th Aug 20254410 PMAQI
20th Aug 20253511 PMAQI
21st Aug 20254212 AMAQI
21st Aug 2025461 AMAQI
21st Aug 2025482 AMAQI
21st Aug 2025483 AMAQI
21st Aug 2025504 AMAQI

26°C23/30°C

21st Aug 2025515 AMAQI
21st Aug 2025526 AMAQI
21st Aug 2025527 AMAQI
21st Aug 2025518 AMAQI
21st Aug 2025309 AMAQI
21st Aug 20253610 AMAQI
21st Aug 20252211 AMAQI
21st Aug 20254012 PMAQI
21st Aug 2025461 PMAQI
21st Aug 2025462 PMAQI
21st Aug 2025483 PMAQI
21st Aug 2025424 PMAQI
21st Aug 2025395 PMAQI
21st Aug 2025346 PMAQI
21st Aug 2025357 PMAQI
21st Aug 2025368 PMAQI
21st Aug 2025389 PMAQI
21st Aug 20253410 PMAQI
21st Aug 20254011 PMAQI
22nd Aug 20254112 AMAQI
22nd Aug 2025461 AMAQI
22nd Aug 2025502 AMAQI
22nd Aug 2025493 AMAQI
22nd Aug 2025484 AMAQI

26°C23/31°C

22nd Aug 2025475 AMAQI
22nd Aug 2025476 AMAQI
22nd Aug 2025477 AMAQI
22nd Aug 2025468 AMAQI
22nd Aug 2025379 AMAQI
22nd Aug 20252410 AMAQI
22nd Aug 20254511 AMAQI
22nd Aug 20253612 PMAQI
22nd Aug 2025321 PMAQI
22nd Aug 2025382 PMAQI
22nd Aug 2025323 PMAQI
22nd Aug 2025314 PMAQI
22nd Aug 2025295 PMAQI
22nd Aug 2025346 PMAQI
22nd Aug 2025407 PMAQI
22nd Aug 2025358 PMAQI
22nd Aug 2025449 PMAQI
22nd Aug 20253910 PMAQI
22nd Aug 20253711 PMAQI
23rd Aug 20254012 AMAQI
23rd Aug 2025441 AMAQI
23rd Aug 2025462 AMAQI
23rd Aug 2025473 AMAQI
23rd Aug 2025474 AMAQI

27°C23/32°C

23rd Aug 2025465 AMAQI
23rd Aug 2025466 AMAQI
23rd Aug 2025467 AMAQI
23rd Aug 2025468 AMAQI
23rd Aug 2025399 AMAQI
23rd Aug 20253110 AMAQI
23rd Aug 20253811 AMAQI
23rd Aug 20253812 PMAQI
23rd Aug 2025381 PMAQI
23rd Aug 2025402 PMAQI
23rd Aug 2025383 PMAQI
23rd Aug 2025404 PMAQI
23rd Aug 2025415 PMAQI
23rd Aug 2025486 PMAQI
23rd Aug 2025527 PMAQI
23rd Aug 2025528 PMAQI
23rd Aug 2025519 PMAQI
23rd Aug 20255210 PMAQI
23rd Aug 20255311 PMAQI
24th Aug 20254912 AMAQI
24th Aug 2025461 AMAQI
24th Aug 2025462 AMAQI
24th Aug 2025473 AMAQI
24th Aug 2025464 AMAQI

27°C24/31°C

24th Aug 2025445 AMAQI
24th Aug 2025456 AMAQI
24th Aug 2025457 AMAQI
24th Aug 2025448 AMAQI
24th Aug 2025409 AMAQI
24th Aug 20253610 AMAQI
24th Aug 20254511 AMAQI
24th Aug 20254812 PMAQI
24th Aug 2025541 PMAQI
24th Aug 2025592 PMAQI
24th Aug 2025563 PMAQI
24th Aug 2025584 PMAQI
24th Aug 2025535 PMAQI
24th Aug 2025586 PMAQI
24th Aug 2025467 PMAQI
24th Aug 2025448 PMAQI
24th Aug 2025399 PMAQI
24th Aug 20254010 PMAQI
24th Aug 20254011 PMAQI
25th Aug 20254612 AMAQI
25th Aug 2025471 AMAQI
25th Aug 2025472 AMAQI
25th Aug 2025463 AMAQI
25th Aug 2025494 AMAQI

27°C24/31°C

25th Aug 2025515 AMAQI
25th Aug 2025526 AMAQI
25th Aug 2025517 AMAQI
25th Aug 2025488 AMAQI
25th Aug 2025369 AMAQI
25th Aug 20254010 AMAQI
25th Aug 20253211 AMAQI
25th Aug 20254712 PMAQI
25th Aug 2025571 PMAQI
25th Aug 2025522 PMAQI
25th Aug 2025583 PMAQI
25th Aug 2025604 PMAQI
25th Aug 2025565 PMAQI
25th Aug 2025626 PMAQI
25th Aug 2025587 PMAQI
25th Aug 2025528 PMAQI
25th Aug 2025529 PMAQI
25th Aug 20254910 PMAQI
25th Aug 20254911 PMAQI
26th Aug 20255012 AMAQI
26th Aug 2025521 AMAQI
26th Aug 2025502 AMAQI
26th Aug 2025493 AMAQI
26th Aug 2025514 AMAQI

27°C24/31°C

26th Aug 2025515 AMAQI
26th Aug 2025516 AMAQI
26th Aug 2025507 AMAQI
26th Aug 2025508 AMAQI
26th Aug 2025369 AMAQI
26th Aug 20254610 AMAQI
26th Aug 20254811 AMAQI
26th Aug 20254112 PMAQI
26th Aug 2025561 PMAQI
26th Aug 2025532 PMAQI
26th Aug 2025563 PMAQI
26th Aug 2025584 PMAQI
26th Aug 2025415 PMAQI
26th Aug 2025416 PMAQI
26th Aug 2025407 PMAQI
26th Aug 2025468 PMAQI
26th Aug 2025449 PMAQI
26th Aug 20254210 PMAQI
26th Aug 20254211 PMAQI
27th Aug 20255212 AMAQI
27th Aug 2025521 AMAQI
27th Aug 2025512 AMAQI
27th Aug 2025523 AMAQI
27th Aug 2025504 AMAQI

26°C24/30°C

27th Aug 2025495 AMAQI
27th Aug 2025516 AMAQI
27th Aug 2025507 AMAQI
27th Aug 2025508 AMAQI
27th Aug 2025529 AMAQI
27th Aug 20254510 AMAQI
27th Aug 20255511 AMAQI
27th Aug 20255412 PMAQI
27th Aug 2025511 PMAQI
27th Aug 2025552 PMAQI
27th Aug 2025623 PMAQI
27th Aug 2025594 PMAQI
27th Aug 2025555 PMAQI
27th Aug 2025576 PMAQI
27th Aug 2025507 PMAQI
27th Aug 2025398 PMAQI
27th Aug 2025439 PMAQI
27th Aug 20254310 PMAQI
27th Aug 20254511 PMAQI
28th Aug 20254712 AMAQI
28th Aug 2025501 AMAQI
28th Aug 2025492 AMAQI
28th Aug 2025503 AMAQI
28th Aug 2025504 AMAQI

26°C23/29°C

28th Aug 2025505 AMAQI
28th Aug 2025516 AMAQI
28th Aug 2025517 AMAQI
28th Aug 2025518 AMAQI
28th Aug 2025379 AMAQI
28th Aug 20254010 AMAQI
28th Aug 20254711 AMAQI
28th Aug 20254012 PMAQI
28th Aug 2025471 PMAQI
28th Aug 2025352 PMAQI
28th Aug 2025493 PMAQI
28th Aug 2025504 PMAQI
28th Aug 2025525 PMAQI
28th Aug 2025496 PMAQI
28th Aug 2025447 PMAQI
28th Aug 2025498 PMAQI
28th Aug 2025509 PMAQI
28th Aug 20255210 PMAQI
28th Aug 20254811 PMAQI
29th Aug 20254712 AMAQI
29th Aug 2025501 AMAQI
29th Aug 2025492 AMAQI
29th Aug 2025503 AMAQI
29th Aug 2025514 AMAQI

26°C23/31°C

29th Aug 2025515 AMAQI
5 AM
29th Aug 2025516 AMAQI
29th Aug 2025517 AMAQI
29th Aug 2025528 AMAQI
29th Aug 2025429 AMAQI
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
1 PM - 4 PM

47AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 10 AM

39AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 4 PM (Avg. 47), while the lowest AQI was between 9 AM to 10 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 4 AM

43AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM - 11 PM

42AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 43), while the lowest AQI was between 8 PM to 11 PM (Avg. 42).

2025 Days Vs Air Quality

Naka Ward, Hiroshima, Hiroshima, Japan

2025

85%

203

15%

36

Total number of days with different AQI categories in last 241 days in 2025 (124 days remaining)

Good
203 Days
Moderate
36 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 2025, 85% of 241 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

Naka Ward, Hiroshima, Hiroshima, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
25AQI
2nd January 2025
32AQI
3rd January 2025
28AQI
4th January 2025
28AQI
5th January 2025
25AQI
6th January 2025
26AQI
7th January 2025
27AQI
8th January 2025
26AQI
9th January 2025
27AQI
10th January 2025
25AQI
11th January 2025
25AQI
12th January 2025
27AQI
13th January 2025
32AQI
14th January 2025
32AQI
15th January 2025
35AQI
16th January 2025
30AQI
17th January 2025
28AQI
18th January 2025
26AQI
19th January 2025
36AQI
20th January 2025
30AQI
21st January 2025
38AQI
22nd January 2025
58AQI
23rd January 2025
62AQI
24th January 2025
50AQI
25th January 2025
44AQI
26th January 2025
38AQI
27th January 2025
31AQI
28th January 2025
31AQI
29th January 2025
29AQI
30th January 2025
43AQI
31st January 2025
36AQI
1st February 2025
38AQI
2nd February 2025
29AQI
3rd February 2025
33AQI
4th February 2025
30AQI
5th February 2025
30AQI
6th February 2025
30AQI
7th February 2025
27AQI
8th February 2025
28AQI
9th February 2025
26AQI
10th February 2025
27AQI
11th February 2025
32AQI
12th February 2025
26AQI
13th February 2025
31AQI
14th February 2025
33AQI
15th February 2025
29AQI
16th February 2025
37AQI
17th February 2025
39AQI
18th February 2025
33AQI
19th February 2025
33AQI
20th February 2025
29AQI
21st February 2025
30AQI
22nd February 2025
35AQI
23rd February 2025
31AQI
24th February 2025
34AQI
25th February 2025
35AQI
26th February 2025
36AQI
27th February 2025
42AQI
28th February 2025
38AQI
1st March 2025
45AQI
2nd March 2025
67AQI
3rd March 2025
43AQI
4th March 2025
40AQI
5th March 2025
31AQI
6th March 2025
35AQI
7th March 2025
33AQI
8th March 2025
39AQI
9th March 2025
39AQI
10th March 2025
40AQI
11th March 2025
42AQI
12th March 2025
45AQI
13th March 2025
49AQI
14th March 2025
29AQI
15th March 2025
28AQI
16th March 2025
19AQI
17th March 2025
32AQI
18th March 2025
20AQI
19th March 2025
38AQI
20th March 2025
42AQI
21st March 2025
36AQI
22nd March 2025
65AQI
23rd March 2025
43AQI
24th March 2025
41AQI
25th March 2025
58AQI
26th March 2025
73AQI
27th March 2025
62AQI
28th March 2025
43AQI
29th March 2025
40AQI
30th March 2025
39AQI
31st March 2025
39AQI
1st April 2025
40AQI
2nd April 2025
35AQI
3rd April 2025
24AQI
4th April 2025
30AQI
5th April 2025
25AQI
6th April 2025
21AQI
7th April 2025
20AQI
8th April 2025
17AQI
9th April 2025
25AQI
10th April 2025
23AQI
11th April 2025
24AQI
12th April 2025
24AQI
13th April 2025
20AQI
14th April 2025
22AQI
15th April 2025
19AQI
16th April 2025
22AQI
17th April 2025
23AQI
18th April 2025
26AQI
19th April 2025
23AQI
20th April 2025
21AQI
21st April 2025
18AQI
22nd April 2025
18AQI
23rd April 2025
14AQI
24th April 2025
14AQI
25th April 2025
51AQI
26th April 2025
29AQI
27th April 2025
37AQI
28th April 2025
32AQI
29th April 2025
29AQI
30th April 2025
28AQI
1st May 2025
47AQI
2nd May 2025
37AQI
3rd May 2025
46AQI
4th May 2025
29AQI
5th May 2025
32AQI
6th May 2025
22AQI
7th May 2025
24AQI
8th May 2025
26AQI
9th May 2025
39AQI
10th May 2025
31AQI
11th May 2025
43AQI
12th May 2025
51AQI
13th May 2025
43AQI
14th May 2025
57AQI
15th May 2025
54AQI
16th May 2025
42AQI
17th May 2025
43AQI
18th May 2025
39AQI
19th May 2025
58AQI
20th May 2025
57AQI
21st May 2025
40AQI
22nd May 2025
43AQI
23rd May 2025
32AQI
24th May 2025
30AQI
25th May 2025
22AQI
26th May 2025
24AQI
27th May 2025
38AQI
28th May 2025
27AQI
29th May 2025
47AQI
30th May 2025
39AQI
31st May 2025
41AQI
1st June 2025
47AQI
2nd June 2025
53AQI
3rd June 2025
29AQI
4th June 2025
47AQI
5th June 2025
46AQI
6th June 2025
44AQI
7th June 2025
39AQI
8th June 2025
67AQI
9th June 2025
70AQI
10th June 2025
33AQI
11th June 2025
33AQI
12th June 2025
53AQI
13th June 2025
40AQI
14th June 2025
41AQI
15th June 2025
28AQI
16th June 2025
29AQI
17th June 2025
26AQI
18th June 2025
32AQI
19th June 2025
46AQI
20th June 2025
51AQI
21st June 2025
49AQI
22nd June 2025
63AQI
23rd June 2025
46AQI
24th June 2025
40AQI
25th June 2025
42AQI
26th June 2025
50AQI
27th June 2025
55AQI
28th June 2025
42AQI
29th June 2025
44AQI
30th June 2025
55AQI
1st July 2025
54AQI
2nd July 2025
88AQI
3rd July 2025
82AQI
4th July 2025
99AQI
5th July 2025
86AQI
6th July 2025
70AQI
7th July 2025
63AQI
8th July 2025
68AQI
9th July 2025
61AQI
10th July 2025
82AQI
11th July 2025
56AQI
12th July 2025
51AQI
13th July 2025
53AQI
14th July 2025
41AQI
15th July 2025
44AQI
16th July 2025
44AQI
17th July 2025
47AQI
18th July 2025
34AQI
19th July 2025
31AQI
20th July 2025
29AQI
21st July 2025
26AQI
22nd July 2025
25AQI
23rd July 2025
24AQI
24th July 2025
38AQI
25th July 2025
26AQI
26th July 2025
23AQI
27th July 2025
22AQI
28th July 2025
33AQI
29th July 2025
28AQI
30th July 2025
38AQI
31st July 2025
37AQI
1st August 2025
41AQI
2nd August 2025
43AQI
3rd August 2025
45AQI
4th August 2025
56AQI
5th August 2025
47AQI
6th August 2025
46AQI
7th August 2025
50AQI
8th August 2025
50AQI
9th August 2025
36AQI
10th August 2025
32AQI
11th August 2025
31AQI
12th August 2025
34AQI
13th August 2025
39AQI
14th August 2025
47AQI
15th August 2025
42AQI
16th August 2025
42AQI
17th August 2025
41AQI
18th August 2025
46AQI
19th August 2025
49AQI
20th August 2025
48AQI
21st August 2025
42AQI
22nd August 2025
40AQI
23rd August 2025
45AQI
24th August 2025
47AQI
25th August 2025
50AQI
26th August 2025
47AQI
27th August 2025
51AQI
28th August 2025
29th August 2025
30th August 2025
31st August 2025
1st September 2025
2nd September 2025
3rd September 2025
4th September 2025
5th September 2025
6th September 2025
7th September 2025
8th September 2025
9th September 2025
10th September 2025
11th September 2025
12th September 2025
13th September 2025
14th September 2025
15th September 2025
16th September 2025
17th September 2025
18th September 2025
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

33AQI

32AQI

42AQI

25AQI

39AQI

45AQI

48AQI

44AQI

No. of days

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

202539AQI

29
2
28
26
5
29
1
26
5
22
8
18
13
25
2
203
36

Highest AQI recorded in

July

48AQI

Lowest AQI recorded in

April

25AQI

202440AQI

30
1
24
5
22
9
15
14
1
23
8
20
10
28
3
24
7
20
10
28
3
28
2
31
293
72
1

Highest AQI recorded in

April

51AQI

Lowest AQI recorded in

December

27AQI

202344AQI

22
8
1
26
2
13
18
14
16
21
10
15
15
26
5
29
2
26
4
26
5
20
9
22
9
260
103
1

Highest AQI recorded in

March

53AQI

Lowest AQI recorded in

August

35AQI

202244AQI

24
7
17
4
17
14
18
12
11
20
18
12
15
7
2
26
3
24
7
21
9
30
1
223
96

Highest AQI recorded in

May

55AQI

Lowest AQI recorded in

December

34AQI

202142AQI

17
5
18
12
21
10
21
9
26
5
103
41

Highest AQI recorded in

September

47AQI

Lowest AQI recorded in

December

38AQI

202047AQI

12
1
19
2
13
5
13
17
28
3
14
16
1
7
1
106
45
1

Highest AQI recorded in

August

59AQI

Lowest AQI recorded in

September

37AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2020(Avg.)
47AQI
Least Polluted Year Recorded
2025(Avg.)
39AQI

Naka Ward's annual 2025 AQI (39) shows an average percentage change of -10.4% (improved AQI) compared to previous years: 2020 (47), 2021 (42), 2022 (44), 2023 (44), 2024 (40).