Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Oga, Akita, 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

Oga, Akita, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
29th Aug 2021
59AQI
Lowest AQI recorded on
1st Aug 2021
13AQI

Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 37 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025

Oga, Akita, Japan

AQI
Day
Night
.

4 AM2nd Aug 2025

7 PM

3 AM3rd Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
7PM2nd Aug

46AQI

Avg. Lowest Time
5PM2nd Aug

29AQI

In the last 24 hours,

Oga's AQI reached its highest point of 46 at 7 PM during the Night, while the lowest point, 29, was recorded at 5 PM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Oga, Akita, Japan

JulAug
04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025534 AMAQI
4th Jul 2025555 AMAQI
4th Jul 2025546 AMAQI
4th Jul 2025557 AMAQI
4th Jul 2025558 AMAQI
4th Jul 2025749 AMAQI
4th Jul 20257910 AMAQI
4th Jul 20258211 AMAQI
4th Jul 20258112 PMAQI
4th Jul 2025681 PMAQI
4th Jul 2025702 PMAQI
4th Jul 2025703 PMAQI
4th Jul 2025684 PMAQI
4th Jul 2025695 PMAQI
4th Jul 2025686 PMAQI
4th Jul 2025677 PMAQI
4th Jul 2025658 PMAQI
4th Jul 2025589 PMAQI
4th Jul 20255810 PMAQI
4th Jul 20255711 PMAQI
5th Jul 20255812 AMAQI
5th Jul 2025571 AMAQI
5th Jul 2025562 AMAQI
5th Jul 2025563 AMAQI

23°C22/25°C

5th Jul 2025564 AMAQI
5th Jul 2025575 AMAQI
5th Jul 2025566 AMAQI
5th Jul 2025567 AMAQI
5th Jul 2025578 AMAQI
5th Jul 2025589 AMAQI
5th Jul 20255310 AMAQI
5th Jul 20254811 AMAQI
5th Jul 20255212 PMAQI
5th Jul 2025561 PMAQI
5th Jul 2025592 PMAQI
5th Jul 2025603 PMAQI
5th Jul 2025604 PMAQI
5th Jul 2025605 PMAQI
5th Jul 2025606 PMAQI
5th Jul 2025627 PMAQI
5th Jul 2025638 PMAQI
5th Jul 2025579 PMAQI
5th Jul 20255610 PMAQI
5th Jul 20255711 PMAQI
6th Jul 20255712 AMAQI
6th Jul 2025581 AMAQI
6th Jul 2025572 AMAQI
6th Jul 2025563 AMAQI

23°C22/24°C

6th Jul 2025574 AMAQI
6th Jul 2025565 AMAQI
6th Jul 2025566 AMAQI
6th Jul 2025567 AMAQI
6th Jul 2025568 AMAQI
6th Jul 2025619 AMAQI
6th Jul 20256710 AMAQI
6th Jul 20256411 AMAQI
6th Jul 20256212 PMAQI
6th Jul 2025601 PMAQI
6th Jul 2025592 PMAQI
6th Jul 2025583 PMAQI
6th Jul 2025574 PMAQI
6th Jul 2025575 PMAQI
6th Jul 2025576 PMAQI
6th Jul 2025567 PMAQI
6th Jul 2025568 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025572 AMAQI
7th Jul 2025573 AMAQI

23°C22/24°C

7th Jul 2025574 AMAQI
7th Jul 2025585 AMAQI
7th Jul 2025586 AMAQI
7th Jul 2025587 AMAQI
7th Jul 2025588 AMAQI
7th Jul 2025569 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20255611 AMAQI
7th Jul 20255912 PMAQI
7th Jul 2025601 PMAQI
7th Jul 2025582 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025595 PMAQI
7th Jul 2025576 PMAQI
7th Jul 2025567 PMAQI
7th Jul 2025598 PMAQI
7th Jul 2025599 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255812 AMAQI
8th Jul 2025591 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025573 AMAQI

24°C23/26°C

8th Jul 2025574 AMAQI
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025588 AMAQI
8th Jul 2025569 AMAQI
8th Jul 20255610 AMAQI
8th Jul 20255611 AMAQI
8th Jul 20255212 PMAQI
8th Jul 2025561 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025563 PMAQI
8th Jul 2025534 PMAQI
8th Jul 2025525 PMAQI
8th Jul 2025536 PMAQI
8th Jul 2025517 PMAQI
8th Jul 2025538 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20255810 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20255812 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025582 AMAQI
9th Jul 2025583 AMAQI

25°C22/28°C

9th Jul 2025584 AMAQI
9th Jul 2025575 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025588 AMAQI
9th Jul 2025499 AMAQI
9th Jul 20255110 AMAQI
9th Jul 20254911 AMAQI
9th Jul 20255012 PMAQI
9th Jul 2025521 PMAQI
9th Jul 2025542 PMAQI
9th Jul 2025543 PMAQI
9th Jul 2025534 PMAQI
9th Jul 2025535 PMAQI
9th Jul 2025536 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025589 PMAQI
9th Jul 20255710 PMAQI
9th Jul 20255711 PMAQI
10th Jul 20255712 AMAQI
10th Jul 2025571 AMAQI
10th Jul 2025582 AMAQI
10th Jul 2025573 AMAQI

24°C21/27°C

10th Jul 2025584 AMAQI
10th Jul 2025575 AMAQI
10th Jul 2025576 AMAQI
10th Jul 2025587 AMAQI
10th Jul 2025588 AMAQI
10th Jul 2025549 AMAQI
10th Jul 20255410 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20255312 PMAQI
10th Jul 2025521 PMAQI
10th Jul 2025512 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025524 PMAQI
10th Jul 2025525 PMAQI
10th Jul 2025516 PMAQI
10th Jul 2025507 PMAQI
10th Jul 2025508 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255512 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025572 AMAQI
11th Jul 2025563 AMAQI

24°C21/27°C

11th Jul 2025574 AMAQI
11th Jul 2025565 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025577 AMAQI
11th Jul 2025578 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20253410 AMAQI
11th Jul 20253211 AMAQI
11th Jul 20253112 PMAQI
11th Jul 2025391 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025403 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025416 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025478 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025563 AMAQI

23°C19/27°C

12th Jul 2025554 AMAQI
12th Jul 2025555 AMAQI
12th Jul 2025546 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025558 AMAQI
12th Jul 2025369 AMAQI
12th Jul 20252910 AMAQI
12th Jul 20253511 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025441 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025393 PMAQI
12th Jul 2025394 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025467 PMAQI
12th Jul 2025478 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025542 AMAQI
13th Jul 2025543 AMAQI

21°C17/25°C

13th Jul 2025544 AMAQI
13th Jul 2025535 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20255110 AMAQI
13th Jul 20254211 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025461 PMAQI
13th Jul 2025462 PMAQI
13th Jul 2025443 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025425 PMAQI
13th Jul 2025446 PMAQI
13th Jul 2025437 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025533 AMAQI

22°C18/25°C

14th Jul 2025534 AMAQI
14th Jul 2025535 AMAQI
14th Jul 2025536 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025538 AMAQI
14th Jul 2025509 AMAQI
14th Jul 20253810 AMAQI
14th Jul 20252811 AMAQI
14th Jul 20252512 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025342 PMAQI
14th Jul 2025333 PMAQI
14th Jul 2025324 PMAQI
14th Jul 2025315 PMAQI
14th Jul 2025336 PMAQI
14th Jul 2025347 PMAQI
14th Jul 2025388 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI

26°C22/30°C

15th Jul 2025524 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252711 AMAQI
15th Jul 20253112 PMAQI
15th Jul 2025391 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025377 PMAQI
15th Jul 2025388 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254710 PMAQI
15th Jul 20254711 PMAQI
16th Jul 20254712 AMAQI
16th Jul 2025491 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025523 AMAQI

26°C24/29°C

16th Jul 2025514 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025309 AMAQI
16th Jul 20253210 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20254012 PMAQI
16th Jul 2025421 PMAQI
16th Jul 2025422 PMAQI
16th Jul 2025413 PMAQI
16th Jul 2025434 PMAQI
16th Jul 2025465 PMAQI
16th Jul 2025496 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025528 PMAQI
16th Jul 2025499 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254912 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025492 AMAQI
17th Jul 2025483 AMAQI

27°C25/30°C

17th Jul 2025484 AMAQI
17th Jul 2025485 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025467 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025419 AMAQI
17th Jul 20253810 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20254312 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025362 PMAQI
17th Jul 2025353 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025377 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025479 PMAQI
17th Jul 20254710 PMAQI
17th Jul 20254611 PMAQI
18th Jul 20254612 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025492 AMAQI
18th Jul 2025503 AMAQI

26°C24/30°C

18th Jul 2025494 AMAQI
18th Jul 2025485 AMAQI
18th Jul 2025486 AMAQI
18th Jul 2025487 AMAQI
18th Jul 2025488 AMAQI
18th Jul 2025409 AMAQI
18th Jul 20253910 AMAQI
18th Jul 20253911 AMAQI
18th Jul 20253912 PMAQI
18th Jul 2025411 PMAQI
18th Jul 2025392 PMAQI
18th Jul 2025373 PMAQI
18th Jul 2025384 PMAQI
18th Jul 2025345 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025357 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025439 PMAQI
18th Jul 20254410 PMAQI
18th Jul 20254311 PMAQI
19th Jul 20254412 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025473 AMAQI

26°C24/29°C

19th Jul 2025464 AMAQI
19th Jul 2025445 AMAQI
19th Jul 2025456 AMAQI
19th Jul 2025457 AMAQI
19th Jul 2025458 AMAQI
19th Jul 2025409 AMAQI
19th Jul 20254210 AMAQI
19th Jul 20254211 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025363 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025356 PMAQI
19th Jul 2025347 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025419 PMAQI
19th Jul 20254110 PMAQI
19th Jul 20254311 PMAQI
20th Jul 20254112 AMAQI
20th Jul 2025431 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI

27°C24/30°C

20th Jul 2025444 AMAQI
20th Jul 2025445 AMAQI
20th Jul 2025436 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025429 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20254011 AMAQI
20th Jul 20254412 PMAQI
20th Jul 2025421 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025353 PMAQI
20th Jul 2025364 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025356 PMAQI
20th Jul 2025347 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20254111 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025411 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI

26°C24/28°C

21st Jul 2025424 AMAQI
21st Jul 2025425 AMAQI
21st Jul 2025426 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025359 AMAQI
21st Jul 20253610 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20253612 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025373 PMAQI
21st Jul 2025404 PMAQI
21st Jul 2025395 PMAQI
21st Jul 2025376 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025378 PMAQI
21st Jul 2025409 PMAQI
21st Jul 20254010 PMAQI
21st Jul 20254011 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025423 AMAQI

26°C24/28°C

22nd Jul 2025424 AMAQI
22nd Jul 2025415 AMAQI
22nd Jul 2025406 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025418 AMAQI
22nd Jul 2025339 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253511 AMAQI
22nd Jul 20253212 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025332 PMAQI
22nd Jul 2025323 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025376 PMAQI
22nd Jul 2025347 PMAQI
22nd Jul 2025398 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20254110 PMAQI
22nd Jul 20254111 PMAQI
23rd Jul 20254112 AMAQI
23rd Jul 2025401 AMAQI
23rd Jul 2025402 AMAQI
23rd Jul 2025413 AMAQI

26°C25/28°C

23rd Jul 2025404 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025449 AMAQI
23rd Jul 20254410 AMAQI
23rd Jul 20253711 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025381 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025373 PMAQI
23rd Jul 2025354 PMAQI
23rd Jul 2025355 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025347 PMAQI
23rd Jul 2025378 PMAQI
23rd Jul 2025419 PMAQI
23rd Jul 20254110 PMAQI
23rd Jul 20254111 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025401 AMAQI
24th Jul 2025412 AMAQI
24th Jul 2025413 AMAQI

26°C25/28°C

24th Jul 2025414 AMAQI
24th Jul 2025415 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253012 PMAQI
24th Jul 2025341 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025323 PMAQI
24th Jul 2025374 PMAQI
24th Jul 2025345 PMAQI
24th Jul 2025376 PMAQI
24th Jul 2025397 PMAQI
24th Jul 2025428 PMAQI
24th Jul 2025419 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20253911 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025393 AMAQI

26°C24/28°C

25th Jul 2025404 AMAQI
25th Jul 2025405 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20253410 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20252912 PMAQI
25th Jul 2025351 PMAQI
25th Jul 2025352 PMAQI
25th Jul 2025333 PMAQI
25th Jul 2025344 PMAQI
25th Jul 2025365 PMAQI
25th Jul 2025366 PMAQI
25th Jul 2025367 PMAQI
25th Jul 2025378 PMAQI
25th Jul 2025399 PMAQI
25th Jul 20254110 PMAQI
25th Jul 20254011 PMAQI
26th Jul 20254012 AMAQI
26th Jul 2025421 AMAQI
26th Jul 2025402 AMAQI
26th Jul 2025403 AMAQI

26°C24/29°C

26th Jul 2025414 AMAQI
26th Jul 2025405 AMAQI
26th Jul 2025406 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025479 AMAQI
26th Jul 20254810 AMAQI
26th Jul 20254211 AMAQI
26th Jul 20253812 PMAQI
26th Jul 2025421 PMAQI
26th Jul 2025382 PMAQI
26th Jul 2025393 PMAQI
26th Jul 2025394 PMAQI
26th Jul 2025365 PMAQI
26th Jul 2025386 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025408 PMAQI
26th Jul 2025429 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20254211 PMAQI
27th Jul 20254212 AMAQI
27th Jul 2025391 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025413 AMAQI

26°C24/28°C

27th Jul 2025404 AMAQI
27th Jul 2025415 AMAQI
27th Jul 2025416 AMAQI
27th Jul 2025427 AMAQI
27th Jul 2025418 AMAQI
27th Jul 2025409 AMAQI
27th Jul 20254010 AMAQI
27th Jul 20254411 AMAQI
27th Jul 20254012 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025332 PMAQI
27th Jul 2025343 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025355 PMAQI
27th Jul 2025346 PMAQI
27th Jul 2025337 PMAQI
27th Jul 2025358 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20253910 PMAQI
27th Jul 20253911 PMAQI
28th Jul 20254012 AMAQI
28th Jul 2025401 AMAQI
28th Jul 2025412 AMAQI
28th Jul 2025403 AMAQI

27°C25/28°C

28th Jul 2025404 AMAQI
28th Jul 2025405 AMAQI
28th Jul 2025406 AMAQI
28th Jul 2025417 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025339 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253411 AMAQI
28th Jul 20253612 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025332 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025315 PMAQI
28th Jul 2025326 PMAQI
28th Jul 2025357 PMAQI
28th Jul 2025358 PMAQI
28th Jul 2025409 PMAQI
28th Jul 20254210 PMAQI
28th Jul 20254111 PMAQI
29th Jul 20254212 AMAQI
29th Jul 2025411 AMAQI
29th Jul 2025422 AMAQI
29th Jul 2025423 AMAQI

27°C25/29°C

29th Jul 2025414 AMAQI
29th Jul 2025415 AMAQI
29th Jul 2025416 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025359 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20253512 PMAQI
29th Jul 2025361 PMAQI
29th Jul 2025342 PMAQI
29th Jul 2025323 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025305 PMAQI
29th Jul 2025316 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025338 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20253810 PMAQI
29th Jul 20253811 PMAQI
30th Jul 20253912 AMAQI
30th Jul 2025411 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025423 AMAQI

27°C24/29°C

30th Jul 2025424 AMAQI
30th Jul 2025415 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025418 AMAQI
30th Jul 2025469 AMAQI
30th Jul 20254410 AMAQI
30th Jul 20254311 AMAQI
30th Jul 20254012 PMAQI
30th Jul 2025441 PMAQI
30th Jul 2025432 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025414 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025436 PMAQI
30th Jul 2025437 PMAQI
30th Jul 2025468 PMAQI
30th Jul 2025429 PMAQI
30th Jul 20254210 PMAQI
30th Jul 20254211 PMAQI
31st Jul 20254212 AMAQI
31st Jul 2025421 AMAQI
31st Jul 2025412 AMAQI
31st Jul 2025403 AMAQI

28°C24/32°C

31st Jul 2025414 AMAQI
31st Jul 2025415 AMAQI
31st Jul 2025416 AMAQI
31st Jul 2025417 AMAQI
31st Jul 2025418 AMAQI
31st Jul 2025419 AMAQI
31st Jul 20254110 AMAQI
31st Jul 20254411 AMAQI
31st Jul 20254812 PMAQI
31st Jul 2025431 PMAQI
31st Jul 2025422 PMAQI
31st Jul 2025403 PMAQI
31st Jul 2025434 PMAQI
31st Jul 2025435 PMAQI
31st Jul 2025426 PMAQI
31st Jul 2025417 PMAQI
31st Jul 2025398 PMAQI
31st Jul 2025369 PMAQI
31st Jul 20253610 PMAQI
31st Jul 20253111 PMAQI
1st Aug 20253312 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025402 AMAQI
1st Aug 2025403 AMAQI

28°C24/32°C

1st Aug 2025424 AMAQI
1st Aug 2025425 AMAQI
1st Aug 2025426 AMAQI
1st Aug 2025437 AMAQI
1st Aug 2025428 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20253810 AMAQI
1st Aug 20253511 AMAQI
1st Aug 20254012 PMAQI
1st Aug 2025351 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025414 PMAQI
1st Aug 2025345 PMAQI
1st Aug 2025426 PMAQI
1st Aug 2025287 PMAQI
1st Aug 2025318 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20253710 PMAQI
1st Aug 20253411 PMAQI
2nd Aug 20253112 AMAQI
2nd Aug 2025371 AMAQI
2nd Aug 2025392 AMAQI
2nd Aug 2025403 AMAQI

28°C23/33°C

2nd Aug 2025424 AMAQI
2nd Aug 2025415 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025339 AMAQI
2nd Aug 20253210 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20253212 PMAQI
2nd Aug 2025301 PMAQI
2nd Aug 2025422 PMAQI
2nd Aug 2025453 PMAQI
2nd Aug 2025344 PMAQI
2nd Aug 2025295 PMAQI
2nd Aug 2025366 PMAQI
2nd Aug 2025467 PMAQI
2nd Aug 2025378 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253210 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20253112 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025383 AMAQI

--°C/°C

3rd Aug 2025384 AMAQI
4 AM
11 AM
7 PM
11 PM
3 AM

--°C/°C

Day time
Avg. Highest Time
4 AM - 8 AM

48AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 7 PM

42AQI

11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 48), while the lowest AQI was between 9 AM to 7 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM - 3 AM

47AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM

43AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 47), while the lowest AQI was between 8 PM to 8 PM (Avg. 43).

2025 Days Vs Air Quality

Oga, Akita, Japan

2025

88%

188

12%

25

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
188 Days
Moderate
25 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 88%

Health Risk Level:

Low

In 2025, 88% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Oga, Akita, 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
29AQI
2nd January 2025
29AQI
3rd January 2025
28AQI
4th January 2025
29AQI
5th January 2025
28AQI
6th January 2025
29AQI
7th January 2025
31AQI
8th January 2025
29AQI
9th January 2025
28AQI
10th January 2025
26AQI
11th January 2025
24AQI
12th January 2025
26AQI
13th January 2025
28AQI
14th January 2025
35AQI
15th January 2025
28AQI
16th January 2025
28AQI
17th January 2025
26AQI
18th January 2025
28AQI
19th January 2025
29AQI
20th January 2025
39AQI
21st January 2025
43AQI
22nd January 2025
35AQI
23rd January 2025
35AQI
24th January 2025
40AQI
25th January 2025
32AQI
26th January 2025
31AQI
27th January 2025
28AQI
28th January 2025
29AQI
29th January 2025
30AQI
30th January 2025
30AQI
31st January 2025
31AQI
1st February 2025
31AQI
2nd February 2025
29AQI
3rd February 2025
30AQI
4th February 2025
31AQI
5th February 2025
31AQI
6th February 2025
32AQI
7th February 2025
33AQI
8th February 2025
30AQI
9th February 2025
31AQI
10th February 2025
31AQI
11th February 2025
32AQI
12th February 2025
29AQI
13th February 2025
32AQI
14th February 2025
32AQI
15th February 2025
31AQI
16th February 2025
39AQI
17th February 2025
46AQI
18th February 2025
32AQI
19th February 2025
37AQI
20th February 2025
31AQI
21st February 2025
31AQI
22nd February 2025
31AQI
23rd February 2025
32AQI
24th February 2025
31AQI
25th February 2025
35AQI
26th February 2025
39AQI
27th February 2025
36AQI
28th February 2025
49AQI
1st March 2025
49AQI
2nd March 2025
55AQI
3rd March 2025
40AQI
4th March 2025
40AQI
5th March 2025
32AQI
6th March 2025
30AQI
7th March 2025
33AQI
8th March 2025
33AQI
9th March 2025
33AQI
10th March 2025
37AQI
11th March 2025
45AQI
12th March 2025
47AQI
13th March 2025
56AQI
14th March 2025
50AQI
15th March 2025
41AQI
16th March 2025
30AQI
17th March 2025
24AQI
18th March 2025
23AQI
19th March 2025
23AQI
20th March 2025
43AQI
21st March 2025
56AQI
22nd March 2025
58AQI
23rd March 2025
38AQI
24th March 2025
47AQI
25th March 2025
65AQI
26th March 2025
49AQI
27th March 2025
61AQI
28th March 2025
44AQI
29th March 2025
40AQI
30th March 2025
36AQI
31st March 2025
35AQI
1st April 2025
32AQI
2nd April 2025
22AQI
3rd April 2025
23AQI
4th April 2025
24AQI
5th April 2025
30AQI
6th April 2025
32AQI
7th April 2025
29AQI
8th April 2025
35AQI
9th April 2025
29AQI
10th April 2025
37AQI
11th April 2025
44AQI
12th April 2025
36AQI
13th April 2025
30AQI
14th April 2025
22AQI
15th April 2025
26AQI
16th April 2025
30AQI
17th April 2025
43AQI
18th April 2025
46AQI
19th April 2025
50AQI
20th April 2025
44AQI
21st April 2025
45AQI
22nd April 2025
42AQI
23rd April 2025
43AQI
24th April 2025
30AQI
25th April 2025
29AQI
26th April 2025
59AQI
27th April 2025
48AQI
28th April 2025
54AQI
29th April 2025
33AQI
30th April 2025
29AQI
1st May 2025
28AQI
2nd May 2025
26AQI
3rd May 2025
36AQI
4th May 2025
33AQI
5th May 2025
39AQI
6th May 2025
31AQI
7th May 2025
26AQI
8th May 2025
35AQI
9th May 2025
42AQI
10th May 2025
28AQI
11th May 2025
36AQI
12th May 2025
32AQI
13th May 2025
41AQI
14th May 2025
44AQI
15th May 2025
49AQI
16th May 2025
54AQI
17th May 2025
42AQI
18th May 2025
44AQI
19th May 2025
42AQI
20th May 2025
52AQI
21st May 2025
44AQI
22nd May 2025
41AQI
23rd May 2025
35AQI
24th May 2025
36AQI
25th May 2025
25AQI
26th May 2025
27AQI
27th May 2025
31AQI
28th May 2025
33AQI
29th May 2025
34AQI
30th May 2025
35AQI
31st May 2025
26AQI
1st June 2025
25AQI
2nd June 2025
33AQI
3rd June 2025
41AQI
4th June 2025
38AQI
5th June 2025
36AQI
6th June 2025
35AQI
7th June 2025
48AQI
8th June 2025
49AQI
9th June 2025
56AQI
10th June 2025
59AQI
11th June 2025
51AQI
12th June 2025
42AQI
13th June 2025
40AQI
14th June 2025
42AQI
15th June 2025
29AQI
16th June 2025
26AQI
17th June 2025
33AQI
18th June 2025
33AQI
19th June 2025
39AQI
20th June 2025
43AQI
21st June 2025
44AQI
22nd June 2025
55AQI
23rd June 2025
48AQI
24th June 2025
47AQI
25th June 2025
49AQI
26th June 2025
45AQI
27th June 2025
51AQI
28th June 2025
43AQI
29th June 2025
44AQI
30th June 2025
48AQI
1st July 2025
51AQI
2nd July 2025
52AQI
3rd July 2025
60AQI
4th July 2025
62AQI
5th July 2025
57AQI
6th July 2025
58AQI
7th July 2025
58AQI
8th July 2025
56AQI
9th July 2025
56AQI
10th July 2025
55AQI
11th July 2025
49AQI
12th July 2025
49AQI
13th July 2025
50AQI
14th July 2025
45AQI
15th July 2025
44AQI
16th July 2025
47AQI
17th July 2025
44AQI
18th July 2025
43AQI
19th July 2025
41AQI
20th July 2025
40AQI
21st July 2025
39AQI
22nd July 2025
38AQI
23rd July 2025
39AQI
24th July 2025
38AQI
25th July 2025
38AQI
26th July 2025
41AQI
27th July 2025
39AQI
28th July 2025
38AQI
29th July 2025
38AQI
30th July 2025
42AQI
31st July 2025
41AQI
1st August 2025
37AQI

30AQI

33AQI

42AQI

36AQI

36AQI

42AQI

47AQI

37AQI

No. of days

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

202538AQI

31
28
25
6
28
2
29
2
25
5
21
10
1
188
25

Highest AQI recorded in

July

47AQI

Lowest AQI recorded in

January

30AQI

202435AQI

31
28
1
28
3
20
10
26
5
20
10
23
8
31
30
31
30
31
329
37

Highest AQI recorded in

April

47AQI

Lowest AQI recorded in

August

27AQI

202337AQI

28
3
26
2
15
16
20
10
25
6
27
3
22
9
31
30
31
27
2
30
1
312
52

Highest AQI recorded in

March

52AQI

Lowest AQI recorded in

September

28AQI

202236AQI

30
18
3
28
3
19
11
21
10
22
8
23
2
27
1
30
1
30
31
281
37

Highest AQI recorded in

May

47AQI

Lowest AQI recorded in

August

23AQI

202133AQI

31
23
5
24
5
19
2
29
2
26
4
28
3
28
3
30
31
30
31
330
24

Highest AQI recorded in

June

40AQI

Lowest AQI recorded in

November

28AQI

202031AQI

11
2
18
3
16
2
26
4
30
1
20
9
2
19
31
27
3
29
2
227
26
2

Highest AQI recorded in

August

47AQI

Lowest AQI recorded in

July

25AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
38AQI
Least Polluted Year Recorded
2020(Avg.)
31AQI

Oga's annual 2025 AQI (38) shows an average percentage change of 10.2% (worsened AQI) compared to previous years: 2020 (31), 2021 (33), 2022 (36), 2023 (37), 2024 (35).