Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Nakanojomachi, Gunma, 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

Nakanojomachi, Gunma, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Aug 2021
60AQI
Lowest AQI recorded on
30th Aug 2024
15AQI

Same Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 52 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 5th Aug - 6th Aug 2025

Nakanojomachi, Gunma, Japan

AQI
Day
Night
.

4 AM5th Aug 2025

6 PM

3 AM6th Aug 2025

Day time
Avg. Highest Time
10AM5th Aug

63AQI

Avg. Lowest Time
5PM5th Aug

46AQI

Night time
Avg. Highest Time
7PM5th Aug

53AQI

Avg. Lowest Time
11PM5th Aug

42AQI

In the last 24 hours,

Nakanojomachi's AQI reached its highest point of 63 at 10 AM during the Day, while the lowest point, 42, was recorded at 11 PM during the Night between 5th Aug and 6th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Nakanojomachi, Gunma, Japan

JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
7th Jul 2025544 AMAQI
7th Jul 2025545 AMAQI
7th Jul 2025546 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025548 AMAQI
7th Jul 2025589 AMAQI
7th Jul 20256310 AMAQI
7th Jul 20256311 AMAQI
7th Jul 20256412 PMAQI
7th Jul 2025611 PMAQI
7th Jul 2025602 PMAQI
7th Jul 2025653 PMAQI
7th Jul 2025664 PMAQI
7th Jul 2025695 PMAQI
7th Jul 2025726 PMAQI
7th Jul 2025747 PMAQI
7th Jul 2025698 PMAQI
7th Jul 2025619 PMAQI
7th Jul 20256110 PMAQI
7th Jul 20256011 PMAQI
8th Jul 20256012 AMAQI
8th Jul 2025571 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI

28°C22/34°C

8th Jul 2025564 AMAQI
8th Jul 2025575 AMAQI
8th Jul 2025566 AMAQI
8th Jul 2025577 AMAQI
8th Jul 2025578 AMAQI
8th Jul 2025789 AMAQI
8th Jul 20258810 AMAQI
8th Jul 20259411 AMAQI
8th Jul 20259112 PMAQI
8th Jul 2025811 PMAQI
8th Jul 2025772 PMAQI
8th Jul 2025793 PMAQI
8th Jul 2025784 PMAQI
8th Jul 2025725 PMAQI
8th Jul 2025726 PMAQI
8th Jul 2025717 PMAQI
8th Jul 2025698 PMAQI
8th Jul 2025629 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20256011 PMAQI
9th Jul 20256012 AMAQI
9th Jul 2025591 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI

28°C24/34°C

9th Jul 2025594 AMAQI
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025608 AMAQI
9th Jul 2025729 AMAQI
9th Jul 20258010 AMAQI
9th Jul 20258111 AMAQI
9th Jul 20257812 PMAQI
9th Jul 2025721 PMAQI
9th Jul 2025712 PMAQI
9th Jul 2025703 PMAQI
9th Jul 2025744 PMAQI
9th Jul 2025765 PMAQI
9th Jul 2025746 PMAQI
9th Jul 2025697 PMAQI
9th Jul 2025678 PMAQI
9th Jul 2025649 PMAQI
9th Jul 20256110 PMAQI
9th Jul 20256111 PMAQI
10th Jul 20255912 AMAQI
10th Jul 2025591 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025593 AMAQI

27°C22/35°C

10th Jul 2025604 AMAQI
10th Jul 2025615 AMAQI
10th Jul 2025606 AMAQI
10th Jul 2025617 AMAQI
10th Jul 2025608 AMAQI
10th Jul 2025609 AMAQI
10th Jul 20256510 AMAQI
10th Jul 20256911 AMAQI
10th Jul 20257312 PMAQI
10th Jul 2025681 PMAQI
10th Jul 2025682 PMAQI
10th Jul 2025723 PMAQI
10th Jul 2025664 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025516 PMAQI
10th Jul 2025497 PMAQI
10th Jul 2025528 PMAQI
10th Jul 2025559 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255512 AMAQI
11th Jul 2025571 AMAQI
11th Jul 2025602 AMAQI
11th Jul 2025603 AMAQI

25°C20/32°C

11th Jul 2025604 AMAQI
11th Jul 2025615 AMAQI
11th Jul 2025616 AMAQI
11th Jul 2025617 AMAQI
11th Jul 2025608 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251912 PMAQI
11th Jul 2025311 PMAQI
11th Jul 2025322 PMAQI
11th Jul 2025323 PMAQI
11th Jul 2025374 PMAQI
11th Jul 2025395 PMAQI
11th Jul 2025376 PMAQI
11th Jul 2025387 PMAQI
11th Jul 2025438 PMAQI
11th Jul 2025539 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255311 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025573 AMAQI

21°C18/22°C

12th Jul 2025574 AMAQI
12th Jul 2025555 AMAQI
12th Jul 2025556 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025558 AMAQI
12th Jul 2025289 AMAQI
12th Jul 20252110 AMAQI
12th Jul 20253211 AMAQI
12th Jul 20253612 PMAQI
12th Jul 2025411 PMAQI
12th Jul 2025452 PMAQI
12th Jul 2025463 PMAQI
12th Jul 2025464 PMAQI
12th Jul 2025475 PMAQI
12th Jul 2025436 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025468 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025531 AMAQI
13th Jul 2025542 AMAQI
13th Jul 2025543 AMAQI

22°C19/26°C

13th Jul 2025544 AMAQI
13th Jul 2025525 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20252810 AMAQI
13th Jul 20252611 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025431 PMAQI
13th Jul 2025442 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025484 PMAQI
13th Jul 2025515 PMAQI
13th Jul 2025526 PMAQI
13th Jul 2025537 PMAQI
13th Jul 2025528 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025533 AMAQI

24°C19/30°C

14th Jul 2025534 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025419 AMAQI
14th Jul 20252910 AMAQI
14th Jul 20252111 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025271 PMAQI
14th Jul 2025282 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025294 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025499 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254911 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025511 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI

23°C19/28°C

15th Jul 2025524 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025249 AMAQI
15th Jul 20251510 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20251912 PMAQI
15th Jul 2025251 PMAQI
15th Jul 2025252 PMAQI
15th Jul 2025253 PMAQI
15th Jul 2025284 PMAQI
15th Jul 2025275 PMAQI
15th Jul 2025276 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254310 PMAQI
15th Jul 20254311 PMAQI
16th Jul 20254412 AMAQI
16th Jul 2025471 AMAQI
16th Jul 2025512 AMAQI
16th Jul 2025523 AMAQI

23°C20/28°C

16th Jul 2025514 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025486 AMAQI
16th Jul 2025477 AMAQI
16th Jul 2025488 AMAQI
16th Jul 2025349 AMAQI
16th Jul 20253010 AMAQI
16th Jul 20253011 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025461 PMAQI
16th Jul 2025502 PMAQI
16th Jul 2025483 PMAQI
16th Jul 2025464 PMAQI
16th Jul 2025435 PMAQI
16th Jul 2025406 PMAQI
16th Jul 2025387 PMAQI
16th Jul 2025368 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20253911 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025441 AMAQI
17th Jul 2025472 AMAQI
17th Jul 2025473 AMAQI

25°C21/31°C

17th Jul 2025464 AMAQI
17th Jul 2025465 AMAQI
17th Jul 2025466 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025468 AMAQI
17th Jul 2025239 AMAQI
17th Jul 20251510 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251812 PMAQI
17th Jul 2025271 PMAQI
17th Jul 2025262 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025314 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025297 PMAQI
17th Jul 2025328 PMAQI
17th Jul 2025399 PMAQI
17th Jul 20253910 PMAQI
17th Jul 20253911 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025442 AMAQI
18th Jul 2025433 AMAQI

24°C21/28°C

18th Jul 2025424 AMAQI
18th Jul 2025395 AMAQI
18th Jul 2025396 AMAQI
18th Jul 2025387 AMAQI
18th Jul 2025408 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252110 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252912 PMAQI
18th Jul 2025341 PMAQI
18th Jul 2025392 PMAQI
18th Jul 2025393 PMAQI
18th Jul 2025384 PMAQI
18th Jul 2025385 PMAQI
18th Jul 2025396 PMAQI
18th Jul 2025447 PMAQI
18th Jul 2025428 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20254111 PMAQI
19th Jul 20254012 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025422 AMAQI
19th Jul 2025433 AMAQI

25°C20/31°C

19th Jul 2025414 AMAQI
19th Jul 2025415 AMAQI
19th Jul 2025406 AMAQI
19th Jul 2025417 AMAQI
19th Jul 2025408 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20252910 AMAQI
19th Jul 20253111 AMAQI
19th Jul 20253812 PMAQI
19th Jul 2025371 PMAQI
19th Jul 2025452 PMAQI
19th Jul 2025423 PMAQI
19th Jul 2025354 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025396 PMAQI
19th Jul 2025457 PMAQI
19th Jul 2025458 PMAQI
19th Jul 2025449 PMAQI
19th Jul 20254210 PMAQI
19th Jul 20254111 PMAQI
20th Jul 20254312 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025422 AMAQI
20th Jul 2025413 AMAQI

26°C22/31°C

20th Jul 2025414 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20253610 AMAQI
20th Jul 20254011 AMAQI
20th Jul 20254312 PMAQI
20th Jul 2025421 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025453 PMAQI
20th Jul 2025474 PMAQI
20th Jul 2025505 PMAQI
20th Jul 2025516 PMAQI
20th Jul 2025517 PMAQI
20th Jul 2025488 PMAQI
20th Jul 2025449 PMAQI
20th Jul 20254510 PMAQI
20th Jul 20254611 PMAQI
21st Jul 20254212 AMAQI
21st Jul 2025421 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025413 AMAQI

28°C21/34°C

21st Jul 2025424 AMAQI
21st Jul 2025425 AMAQI
21st Jul 2025426 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025418 AMAQI
21st Jul 2025429 AMAQI
21st Jul 20254410 AMAQI
21st Jul 20254611 AMAQI
21st Jul 20254712 PMAQI
21st Jul 2025451 PMAQI
21st Jul 2025452 PMAQI
21st Jul 2025493 PMAQI
21st Jul 2025534 PMAQI
21st Jul 2025505 PMAQI
21st Jul 2025456 PMAQI
21st Jul 2025447 PMAQI
21st Jul 2025448 PMAQI
21st Jul 2025439 PMAQI
21st Jul 20254210 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20254112 AMAQI
22nd Jul 2025411 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025413 AMAQI

28°C22/35°C

22nd Jul 2025414 AMAQI
22nd Jul 2025435 AMAQI
22nd Jul 2025426 AMAQI
22nd Jul 2025427 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025509 AMAQI
22nd Jul 20255210 AMAQI
22nd Jul 20255511 AMAQI
22nd Jul 20255612 PMAQI
22nd Jul 2025541 PMAQI
22nd Jul 2025552 PMAQI
22nd Jul 2025603 PMAQI
22nd Jul 2025614 PMAQI
22nd Jul 2025595 PMAQI
22nd Jul 2025566 PMAQI
22nd Jul 2025537 PMAQI
22nd Jul 2025518 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20254711 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025461 AMAQI
23rd Jul 2025422 AMAQI
23rd Jul 2025423 AMAQI

28°C22/35°C

23rd Jul 2025424 AMAQI
23rd Jul 2025455 AMAQI
23rd Jul 2025456 AMAQI
23rd Jul 2025447 AMAQI
23rd Jul 2025448 AMAQI
23rd Jul 2025549 AMAQI
23rd Jul 20255710 AMAQI
23rd Jul 20255611 AMAQI
23rd Jul 20255512 PMAQI
23rd Jul 2025531 PMAQI
23rd Jul 2025512 PMAQI
23rd Jul 2025533 PMAQI
23rd Jul 2025564 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025557 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025509 PMAQI
23rd Jul 20254910 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20254612 AMAQI
24th Jul 2025431 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI

27°C21/35°C

24th Jul 2025464 AMAQI
24th Jul 2025475 AMAQI
24th Jul 2025476 AMAQI
24th Jul 2025467 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025529 AMAQI
24th Jul 20255610 AMAQI
24th Jul 20255711 AMAQI
24th Jul 20255712 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025574 PMAQI
24th Jul 2025565 PMAQI
24th Jul 2025536 PMAQI
24th Jul 2025527 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20255110 PMAQI
24th Jul 20255111 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025491 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025453 AMAQI

27°C21/35°C

25th Jul 2025464 AMAQI
25th Jul 2025495 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025487 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255711 AMAQI
25th Jul 20255612 PMAQI
25th Jul 2025581 PMAQI
25th Jul 2025592 PMAQI
25th Jul 2025573 PMAQI
25th Jul 2025584 PMAQI
25th Jul 2025555 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025517 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025539 PMAQI
25th Jul 20255410 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255412 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025472 AMAQI
26th Jul 2025463 AMAQI

27°C21/35°C

26th Jul 2025494 AMAQI
26th Jul 2025515 AMAQI
26th Jul 2025516 AMAQI
26th Jul 2025517 AMAQI
26th Jul 2025518 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255911 AMAQI
26th Jul 20255612 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025604 PMAQI
26th Jul 2025575 PMAQI
26th Jul 2025546 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025508 PMAQI
26th Jul 2025509 PMAQI
26th Jul 20255110 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025501 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025503 AMAQI

27°C20/36°C

27th Jul 2025504 AMAQI
27th Jul 2025525 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025529 AMAQI
27th Jul 20255310 AMAQI
27th Jul 20255211 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025511 PMAQI
27th Jul 2025522 PMAQI
27th Jul 2025503 PMAQI
27th Jul 2025464 PMAQI
27th Jul 2025465 PMAQI
27th Jul 2025476 PMAQI
27th Jul 2025447 PMAQI
27th Jul 2025468 PMAQI
27th Jul 2025509 PMAQI
27th Jul 20255010 PMAQI
27th Jul 20255211 PMAQI
28th Jul 20255212 AMAQI
28th Jul 2025481 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025493 AMAQI

28°C20/36°C

28th Jul 2025494 AMAQI
28th Jul 2025515 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025507 AMAQI
28th Jul 2025518 AMAQI
28th Jul 2025529 AMAQI
28th Jul 20255010 AMAQI
28th Jul 20254311 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025351 PMAQI
28th Jul 2025352 PMAQI
28th Jul 2025453 PMAQI
28th Jul 2025534 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025537 PMAQI
28th Jul 2025538 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20255111 PMAQI
29th Jul 20255112 AMAQI
29th Jul 2025491 AMAQI
29th Jul 2025482 AMAQI
29th Jul 2025483 AMAQI

29°C23/35°C

29th Jul 2025484 AMAQI
29th Jul 2025485 AMAQI
29th Jul 2025486 AMAQI
29th Jul 2025487 AMAQI
29th Jul 2025488 AMAQI
29th Jul 2025549 AMAQI
29th Jul 20255610 AMAQI
29th Jul 20255511 AMAQI
29th Jul 20255412 PMAQI
29th Jul 2025541 PMAQI
29th Jul 2025532 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025537 PMAQI
29th Jul 2025528 PMAQI
29th Jul 2025509 PMAQI
29th Jul 20254710 PMAQI
29th Jul 20254211 PMAQI
30th Jul 20254412 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025492 AMAQI
30th Jul 2025493 AMAQI

29°C23/36°C

30th Jul 2025494 AMAQI
30th Jul 2025515 AMAQI
30th Jul 2025516 AMAQI
30th Jul 2025517 AMAQI
30th Jul 2025518 AMAQI
30th Jul 2025429 AMAQI
30th Jul 20254210 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20254412 PMAQI
30th Jul 2025511 PMAQI
30th Jul 2025522 PMAQI
30th Jul 2025523 PMAQI
30th Jul 2025484 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025426 PMAQI
30th Jul 2025437 PMAQI
30th Jul 2025438 PMAQI
30th Jul 2025429 PMAQI
30th Jul 20254310 PMAQI
30th Jul 20254411 PMAQI
31st Jul 20254112 AMAQI
31st Jul 2025441 AMAQI
31st Jul 2025492 AMAQI
31st Jul 2025503 AMAQI

28°C23/35°C

31st Jul 2025504 AMAQI
31st Jul 2025505 AMAQI
31st Jul 2025506 AMAQI
31st Jul 2025507 AMAQI
31st Jul 2025508 AMAQI
31st Jul 2025509 AMAQI
31st Jul 20255010 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20253812 PMAQI
31st Jul 2025401 PMAQI
31st Jul 2025422 PMAQI
31st Jul 2025443 PMAQI
31st Jul 2025434 PMAQI
31st Jul 2025485 PMAQI
31st Jul 2025526 PMAQI
31st Jul 2025507 PMAQI
31st Jul 2025448 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20254210 PMAQI
31st Jul 20253711 PMAQI
1st Aug 20253812 AMAQI
1st Aug 2025391 AMAQI
1st Aug 2025382 AMAQI
1st Aug 2025423 AMAQI

26°C20/33°C

1st Aug 2025424 AMAQI
1st Aug 2025395 AMAQI
1st Aug 2025396 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025398 AMAQI
1st Aug 2025349 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20254612 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025382 PMAQI
1st Aug 2025363 PMAQI
1st Aug 2025494 PMAQI
1st Aug 2025465 PMAQI
1st Aug 2025506 PMAQI
1st Aug 2025407 PMAQI
1st Aug 2025348 PMAQI
1st Aug 2025359 PMAQI
1st Aug 20253710 PMAQI
1st Aug 20253211 PMAQI
2nd Aug 20253512 AMAQI
2nd Aug 2025361 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025413 AMAQI

26°C21/31°C

2nd Aug 2025424 AMAQI
2nd Aug 2025425 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025397 AMAQI
2nd Aug 2025428 AMAQI
2nd Aug 2025429 AMAQI
2nd Aug 20253710 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20252912 PMAQI
2nd Aug 2025421 PMAQI
2nd Aug 2025462 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025424 PMAQI
2nd Aug 2025445 PMAQI
2nd Aug 2025466 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025448 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20253810 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20253312 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025403 AMAQI

27°C20/36°C

3rd Aug 2025424 AMAQI
3rd Aug 2025415 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025408 AMAQI
3rd Aug 2025459 AMAQI
3rd Aug 20254610 AMAQI
3rd Aug 20254411 AMAQI
3rd Aug 20255712 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025532 PMAQI
3rd Aug 2025463 PMAQI
3rd Aug 2025554 PMAQI
3rd Aug 2025555 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025607 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025459 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254311 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025391 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI

28°C21/35°C

4th Aug 2025444 AMAQI
4th Aug 2025465 AMAQI
4th Aug 2025456 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025458 AMAQI
4th Aug 2025509 AMAQI
4th Aug 20255910 AMAQI
4th Aug 20256611 AMAQI
4th Aug 20256712 PMAQI
4th Aug 2025651 PMAQI
4th Aug 2025712 PMAQI
4th Aug 2025673 PMAQI
4th Aug 2025774 PMAQI
4th Aug 2025745 PMAQI
4th Aug 2025706 PMAQI
4th Aug 2025617 PMAQI
4th Aug 2025648 PMAQI
4th Aug 2025569 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255311 PMAQI
5th Aug 20255612 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025442 AMAQI
5th Aug 2025433 AMAQI

28°C22/36°C

5th Aug 2025504 AMAQI
5th Aug 2025525 AMAQI
5th Aug 2025526 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025538 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20256310 AMAQI
5th Aug 20255511 AMAQI
5th Aug 20256212 PMAQI
5th Aug 2025521 PMAQI
5th Aug 2025472 PMAQI
5th Aug 2025553 PMAQI
5th Aug 2025554 PMAQI
5th Aug 2025465 PMAQI
5th Aug 2025506 PMAQI
5th Aug 2025537 PMAQI
5th Aug 2025518 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254910 PMAQI
5th Aug 20254211 PMAQI
6th Aug 20254412 AMAQI
6th Aug 2025501 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025503 AMAQI

29°C23/38°C

6th Aug 2025524 AMAQI
4 AM
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20253110 AMAQI
6th Aug 20252711 AMAQI
11 AM
6th Aug 20254412 PMAQI
6th Aug 2025401 PMAQI
6th Aug 2025392 PMAQI
6th Aug 2025403 PMAQI
6th Aug 2025354 PMAQI
6th Aug 2025435 PMAQI
6th Aug 2025396 PMAQI
6 PM
11 PM
3 AM

--°C/°C

Day time
Avg. Highest Time
4 AM - 6 PM

48AQI

15 hours / Day
450 hours / Month
Avg. Lowest Time
9 AM - 6 PM

48AQI

10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 6 PM (Avg. 48), while the lowest AQI was between 9 AM to 6 PM (Avg. 48).
Night time
Avg. Highest Time
12 AM - 11 PM

48AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM

48AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 48), while the lowest AQI was between 12 AM to 11 PM (Avg. 48).

2025 Days Vs Air Quality

Nakanojomachi, Gunma, Japan

2025

84%

182

16%

35

Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)

Good
182 Days
Moderate
35 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 84%

Health Risk Level:

Low

In 2025, 84% of 218 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

Nakanojomachi, Gunma, 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
2nd January 2025
30AQI
3rd January 2025
28AQI
4th January 2025
24AQI
5th January 2025
26AQI
6th January 2025
33AQI
7th January 2025
28AQI
8th January 2025
27AQI
9th January 2025
26AQI
10th January 2025
27AQI
11th January 2025
25AQI
12th January 2025
25AQI
13th January 2025
27AQI
14th January 2025
28AQI
15th January 2025
27AQI
16th January 2025
25AQI
17th January 2025
26AQI
18th January 2025
26AQI
19th January 2025
36AQI
20th January 2025
34AQI
21st January 2025
37AQI
22nd January 2025
33AQI
23rd January 2025
41AQI
24th January 2025
38AQI
25th January 2025
36AQI
26th January 2025
30AQI
27th January 2025
30AQI
28th January 2025
31AQI
29th January 2025
30AQI
30th January 2025
29AQI
31st January 2025
30AQI
1st February 2025
35AQI
2nd February 2025
43AQI
3rd February 2025
39AQI
4th February 2025
33AQI
5th February 2025
33AQI
6th February 2025
29AQI
7th February 2025
30AQI
8th February 2025
30AQI
9th February 2025
29AQI
10th February 2025
29AQI
11th February 2025
30AQI
12th February 2025
30AQI
13th February 2025
31AQI
14th February 2025
29AQI
15th February 2025
30AQI
16th February 2025
34AQI
17th February 2025
36AQI
18th February 2025
32AQI
19th February 2025
31AQI
20th February 2025
31AQI
21st February 2025
31AQI
22nd February 2025
32AQI
23rd February 2025
32AQI
24th February 2025
33AQI
25th February 2025
35AQI
26th February 2025
38AQI
27th February 2025
45AQI
28th February 2025
46AQI
1st March 2025
49AQI
2nd March 2025
48AQI
3rd March 2025
39AQI
4th March 2025
38AQI
5th March 2025
26AQI
6th March 2025
33AQI
7th March 2025
32AQI
8th March 2025
39AQI
9th March 2025
37AQI
10th March 2025
38AQI
11th March 2025
42AQI
12th March 2025
38AQI
13th March 2025
47AQI
14th March 2025
36AQI
15th March 2025
39AQI
16th March 2025
24AQI
17th March 2025
21AQI
18th March 2025
26AQI
19th March 2025
19AQI
20th March 2025
25AQI
21st March 2025
37AQI
22nd March 2025
45AQI
23rd March 2025
56AQI
24th March 2025
59AQI
25th March 2025
68AQI
26th March 2025
63AQI
27th March 2025
63AQI
28th March 2025
48AQI
29th March 2025
40AQI
30th March 2025
39AQI
31st March 2025
37AQI
1st April 2025
36AQI
2nd April 2025
31AQI
3rd April 2025
30AQI
4th April 2025
30AQI
5th April 2025
38AQI
6th April 2025
36AQI
7th April 2025
36AQI
8th April 2025
42AQI
9th April 2025
35AQI
10th April 2025
46AQI
11th April 2025
42AQI
12th April 2025
45AQI
13th April 2025
31AQI
14th April 2025
33AQI
15th April 2025
31AQI
16th April 2025
31AQI
17th April 2025
46AQI
18th April 2025
51AQI
19th April 2025
59AQI
20th April 2025
53AQI
21st April 2025
44AQI
22nd April 2025
51AQI
23rd April 2025
37AQI
24th April 2025
42AQI
25th April 2025
42AQI
26th April 2025
50AQI
27th April 2025
45AQI
28th April 2025
51AQI
29th April 2025
40AQI
30th April 2025
49AQI
1st May 2025
47AQI
2nd May 2025
37AQI
3rd May 2025
37AQI
4th May 2025
36AQI
5th May 2025
39AQI
6th May 2025
35AQI
7th May 2025
32AQI
8th May 2025
37AQI
9th May 2025
39AQI
10th May 2025
31AQI
11th May 2025
30AQI
12th May 2025
33AQI
13th May 2025
40AQI
14th May 2025
46AQI
15th May 2025
49AQI
16th May 2025
52AQI
17th May 2025
39AQI
18th May 2025
43AQI
19th May 2025
40AQI
20th May 2025
53AQI
21st May 2025
59AQI
22nd May 2025
56AQI
23rd May 2025
50AQI
24th May 2025
46AQI
25th May 2025
35AQI
26th May 2025
34AQI
27th May 2025
36AQI
28th May 2025
35AQI
29th May 2025
41AQI
30th May 2025
35AQI
31st May 2025
31AQI
1st June 2025
28AQI
2nd June 2025
39AQI
3rd June 2025
36AQI
4th June 2025
36AQI
5th June 2025
39AQI
6th June 2025
47AQI
7th June 2025
51AQI
8th June 2025
58AQI
9th June 2025
56AQI
10th June 2025
46AQI
11th June 2025
39AQI
12th June 2025
40AQI
13th June 2025
47AQI
14th June 2025
43AQI
15th June 2025
34AQI
16th June 2025
40AQI
17th June 2025
45AQI
18th June 2025
45AQI
19th June 2025
48AQI
20th June 2025
50AQI
21st June 2025
53AQI
22nd June 2025
59AQI
23rd June 2025
49AQI
24th June 2025
48AQI
25th June 2025
44AQI
26th June 2025
41AQI
27th June 2025
46AQI
28th June 2025
44AQI
29th June 2025
49AQI
30th June 2025
52AQI
1st July 2025
55AQI
2nd July 2025
52AQI
3rd July 2025
54AQI
4th July 2025
55AQI
5th July 2025
55AQI
6th July 2025
54AQI
7th July 2025
60AQI
8th July 2025
66AQI
9th July 2025
65AQI
10th July 2025
59AQI
11th July 2025
47AQI
12th July 2025
49AQI
13th July 2025
49AQI
14th July 2025
43AQI
15th July 2025
39AQI
16th July 2025
43AQI
17th July 2025
36AQI
18th July 2025
39AQI
19th July 2025
40AQI
20th July 2025
43AQI
21st July 2025
44AQI
22nd July 2025
48AQI
23rd July 2025
50AQI
24th July 2025
50AQI
25th July 2025
52AQI
26th July 2025
53AQI
27th July 2025
50AQI
28th July 2025
49AQI
29th July 2025
51AQI
30th July 2025
46AQI
31st July 2025
46AQI
1st August 2025
39AQI
2nd August 2025
41AQI
3rd August 2025
45AQI
4th August 2025
54AQI
5th August 2025
52AQI

30AQI

33AQI

40AQI

41AQI

40AQI

45AQI

50AQI

46AQI

No. of days

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

202540AQI

31
28
26
5
25
5
27
4
24
6
18
13
3
2
182
35

Highest AQI recorded in

July

50AQI

Lowest AQI recorded in

January

30AQI

202435AQI

31
29
27
4
16
14
26
5
25
5
31
31
27
3
31
29
1
31
334
32

Highest AQI recorded in

April

52AQI

Lowest AQI recorded in

January

25AQI

202336AQI

31
27
1
21
10
19
11
25
6
22
8
21
10
30
1
29
1
31
24
2
31
311
50

Highest AQI recorded in

April

47AQI

Lowest AQI recorded in

December

27AQI

202237AQI

3
20
1
25
6
21
9
23
8
20
10
16
8
1
27
1
30
1
27
1
31
244
45

Highest AQI recorded in

August

50AQI

Lowest AQI recorded in

December

23AQI

202133AQI

31
26
2
28
3
23
30
1
20
10
25
6
27
4
29
1
30
1
29
1
31
329
29

Highest AQI recorded in

June

46AQI

Lowest AQI recorded in

January

22AQI

202032AQI

12
1
18
3
18
22
8
29
2
14
17
17
2
28
3
26
3
31
215
39

Highest AQI recorded in

August

55AQI

Lowest AQI recorded in

December

21AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
40AQI
Least Polluted Year Recorded
2020(Avg.)
32AQI

Nakanojomachi's annual 2025 AQI (40) shows an average percentage change of 16.1% (worsened AQI) compared to previous years: 2020 (32), 2021 (33), 2022 (37), 2023 (36), 2024 (35).