Oshu, Iwate, 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
Oshu, Iwate, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2021
70AQILowest AQI recorded on
12th Aug 2023
12AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 39 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Oshu, Iwate, Japan
AQI
Day
Night
.
4 AM4th Aug 2025
6 PM
3 AM5th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
9PM4th Aug
50AQI
Avg. Lowest Time
5PM4th Aug
35AQI
In the last 24 hours,
Oshu's AQI reached its highest point of 50 at 9 PM during the Night, while the lowest point, 35, was recorded at 5 PM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Oshu, Iwate, Japan
JulAug
06th - 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 - 04th04th - 05th05th
Day
Night
6th Jul 2025474 AMAQI
6th Jul 2025495 AMAQI
6th Jul 2025486 AMAQI
6th Jul 2025487 AMAQI
6th Jul 2025488 AMAQI
6th Jul 2025519 AMAQI
6th Jul 20255810 AMAQI
6th Jul 20256111 AMAQI
6th Jul 20255812 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025532 PMAQI
6th Jul 2025533 PMAQI
6th Jul 2025544 PMAQI
6th Jul 2025525 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025527 PMAQI
6th Jul 2025518 PMAQI
6th Jul 2025519 PMAQI
6th Jul 20255010 PMAQI
6th Jul 20255111 PMAQI
7th Jul 20255212 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025512 AMAQI
7th Jul 2025513 AMAQI
24°C18/31°C
7th Jul 2025524 AMAQI
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025519 AMAQI
7th Jul 20255010 AMAQI
7th Jul 20255411 AMAQI
7th Jul 20255412 PMAQI
7th Jul 2025531 PMAQI
7th Jul 2025532 PMAQI
7th Jul 2025543 PMAQI
7th Jul 2025544 PMAQI
7th Jul 2025545 PMAQI
7th Jul 2025536 PMAQI
7th Jul 2025547 PMAQI
7th Jul 2025538 PMAQI
7th Jul 2025529 PMAQI
7th Jul 20255210 PMAQI
7th Jul 20255211 PMAQI
8th Jul 20255212 AMAQI
8th Jul 2025521 AMAQI
8th Jul 2025522 AMAQI
8th Jul 2025523 AMAQI
26°C20/34°C
8th Jul 2025524 AMAQI
8th Jul 2025525 AMAQI
8th Jul 2025526 AMAQI
8th Jul 2025527 AMAQI
8th Jul 2025528 AMAQI
8th Jul 2025499 AMAQI
8th Jul 20255210 AMAQI
8th Jul 20255211 AMAQI
8th Jul 20255212 PMAQI
8th Jul 2025531 PMAQI
8th Jul 2025532 PMAQI
8th Jul 2025543 PMAQI
8th Jul 2025544 PMAQI
8th Jul 2025545 PMAQI
8th Jul 2025546 PMAQI
8th Jul 2025557 PMAQI
8th Jul 2025548 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255310 PMAQI
8th Jul 20255311 PMAQI
9th Jul 20255312 AMAQI
9th Jul 2025531 AMAQI
9th Jul 2025532 AMAQI
9th Jul 2025533 AMAQI
26°C21/33°C
9th Jul 2025534 AMAQI
9th Jul 2025535 AMAQI
9th Jul 2025536 AMAQI
9th Jul 2025537 AMAQI
9th Jul 2025538 AMAQI
9th Jul 2025699 AMAQI
9th Jul 20257710 AMAQI
9th Jul 20258011 AMAQI
9th Jul 20257612 PMAQI
9th Jul 2025641 PMAQI
9th Jul 2025652 PMAQI
9th Jul 2025623 PMAQI
9th Jul 2025604 PMAQI
9th Jul 2025565 PMAQI
9th Jul 2025546 PMAQI
9th Jul 2025527 PMAQI
9th Jul 2025528 PMAQI
9th Jul 2025529 PMAQI
9th Jul 20255210 PMAQI
9th Jul 20255311 PMAQI
10th Jul 20255312 AMAQI
10th Jul 2025541 AMAQI
10th Jul 2025532 AMAQI
10th Jul 2025533 AMAQI
25°C20/32°C
10th Jul 2025534 AMAQI
10th Jul 2025535 AMAQI
10th Jul 2025536 AMAQI
10th Jul 2025537 AMAQI
10th Jul 2025548 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20254210 AMAQI
10th Jul 20254211 AMAQI
10th Jul 20253912 PMAQI
10th Jul 2025431 PMAQI
10th Jul 2025412 PMAQI
10th Jul 2025423 PMAQI
10th Jul 2025424 PMAQI
10th Jul 2025435 PMAQI
10th Jul 2025426 PMAQI
10th Jul 2025407 PMAQI
10th Jul 2025458 PMAQI
10th Jul 2025529 PMAQI
10th Jul 20255310 PMAQI
10th Jul 20255311 PMAQI
11th Jul 20255312 AMAQI
11th Jul 2025541 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025543 AMAQI
22°C17/26°C
11th Jul 2025544 AMAQI
11th Jul 2025545 AMAQI
11th Jul 2025536 AMAQI
11th Jul 2025537 AMAQI
11th Jul 2025538 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20252310 AMAQI
11th Jul 20252611 AMAQI
11th Jul 20253112 PMAQI
11th Jul 2025411 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025403 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025395 PMAQI
11th Jul 2025436 PMAQI
11th Jul 2025407 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025539 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255311 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025531 AMAQI
12th Jul 2025542 AMAQI
12th Jul 2025533 AMAQI
19°C14/24°C
12th Jul 2025534 AMAQI
12th Jul 2025535 AMAQI
12th Jul 2025536 AMAQI
12th Jul 2025537 AMAQI
12th Jul 2025538 AMAQI
12th Jul 2025279 AMAQI
12th Jul 20252010 AMAQI
12th Jul 20252311 AMAQI
12th Jul 20252612 PMAQI
12th Jul 2025361 PMAQI
12th Jul 2025352 PMAQI
12th Jul 2025383 PMAQI
12th Jul 2025394 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025386 PMAQI
12th Jul 2025397 PMAQI
12th Jul 2025428 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025523 AMAQI
18°C13/23°C
13th Jul 2025534 AMAQI
13th Jul 2025525 AMAQI
13th Jul 2025526 AMAQI
13th Jul 2025527 AMAQI
13th Jul 2025528 AMAQI
13th Jul 2025389 AMAQI
13th Jul 20252310 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20253412 PMAQI
13th Jul 2025411 PMAQI
13th Jul 2025432 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025467 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025522 AMAQI
14th Jul 2025523 AMAQI
21°C14/29°C
14th Jul 2025524 AMAQI
14th Jul 2025525 AMAQI
14th Jul 2025526 AMAQI
14th Jul 2025527 AMAQI
14th Jul 2025528 AMAQI
14th Jul 2025299 AMAQI
14th Jul 20252110 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025301 PMAQI
14th Jul 2025322 PMAQI
14th Jul 2025313 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025337 PMAQI
14th Jul 2025338 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254911 PMAQI
15th Jul 20254812 AMAQI
15th Jul 2025501 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
23°C20/28°C
15th Jul 2025524 AMAQI
15th Jul 2025505 AMAQI
15th Jul 2025506 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025518 AMAQI
15th Jul 2025319 AMAQI
15th Jul 20252210 AMAQI
15th Jul 20251711 AMAQI
15th Jul 20252112 PMAQI
15th Jul 2025341 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025343 PMAQI
15th Jul 2025334 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025408 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254810 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025481 AMAQI
16th Jul 2025502 AMAQI
16th Jul 2025513 AMAQI
23°C21/25°C
16th Jul 2025514 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025496 AMAQI
16th Jul 2025497 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025299 AMAQI
16th Jul 20252610 AMAQI
16th Jul 20252511 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025451 PMAQI
16th Jul 2025492 PMAQI
16th Jul 2025523 PMAQI
16th Jul 2025534 PMAQI
16th Jul 2025545 PMAQI
16th Jul 2025506 PMAQI
16th Jul 2025487 PMAQI
16th Jul 2025458 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254910 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254912 AMAQI
17th Jul 2025491 AMAQI
17th Jul 2025492 AMAQI
17th Jul 2025493 AMAQI
25°C21/30°C
17th Jul 2025494 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025319 AMAQI
17th Jul 20252510 AMAQI
17th Jul 20252211 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025403 PMAQI
17th Jul 2025464 PMAQI
17th Jul 2025435 PMAQI
17th Jul 2025426 PMAQI
17th Jul 2025457 PMAQI
17th Jul 2025488 PMAQI
17th Jul 2025499 PMAQI
17th Jul 20254810 PMAQI
17th Jul 20254711 PMAQI
18th Jul 20254712 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025492 AMAQI
18th Jul 2025503 AMAQI
24°C22/28°C
18th Jul 2025494 AMAQI
18th Jul 2025505 AMAQI
18th Jul 2025496 AMAQI
18th Jul 2025497 AMAQI
18th Jul 2025498 AMAQI
18th Jul 2025439 AMAQI
18th Jul 20254610 AMAQI
18th Jul 20255011 AMAQI
18th Jul 20255112 PMAQI
18th Jul 2025511 PMAQI
18th Jul 2025522 PMAQI
18th Jul 2025503 PMAQI
18th Jul 2025504 PMAQI
18th Jul 2025495 PMAQI
18th Jul 2025486 PMAQI
18th Jul 2025507 PMAQI
18th Jul 2025518 PMAQI
18th Jul 2025479 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254711 PMAQI
19th Jul 20254512 AMAQI
19th Jul 2025461 AMAQI
19th Jul 2025492 AMAQI
19th Jul 2025473 AMAQI
25°C21/31°C
19th Jul 2025474 AMAQI
19th Jul 2025495 AMAQI
19th Jul 2025506 AMAQI
19th Jul 2025497 AMAQI
19th Jul 2025508 AMAQI
19th Jul 2025449 AMAQI
19th Jul 20254610 AMAQI
19th Jul 20254611 AMAQI
19th Jul 20254212 PMAQI
19th Jul 2025461 PMAQI
19th Jul 2025402 PMAQI
19th Jul 2025503 PMAQI
19th Jul 2025464 PMAQI
19th Jul 2025455 PMAQI
19th Jul 2025486 PMAQI
19th Jul 2025447 PMAQI
19th Jul 2025478 PMAQI
19th Jul 2025439 PMAQI
19th Jul 20254310 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20253912 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
25°C21/31°C
20th Jul 2025464 AMAQI
20th Jul 2025475 AMAQI
20th Jul 2025476 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025459 AMAQI
20th Jul 20254610 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20254412 PMAQI
20th Jul 2025441 PMAQI
20th Jul 2025402 PMAQI
20th Jul 2025413 PMAQI
20th Jul 2025464 PMAQI
20th Jul 2025425 PMAQI
20th Jul 2025406 PMAQI
20th Jul 2025427 PMAQI
20th Jul 2025428 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254410 PMAQI
20th Jul 20254311 PMAQI
21st Jul 20254212 AMAQI
21st Jul 2025431 AMAQI
21st Jul 2025452 AMAQI
21st Jul 2025443 AMAQI
27°C22/33°C
21st Jul 2025454 AMAQI
21st Jul 2025465 AMAQI
21st Jul 2025466 AMAQI
21st Jul 2025447 AMAQI
21st Jul 2025448 AMAQI
21st Jul 2025429 AMAQI
21st Jul 20254510 AMAQI
21st Jul 20254611 AMAQI
21st Jul 20254312 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025403 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025315 PMAQI
21st Jul 2025346 PMAQI
21st Jul 2025327 PMAQI
21st Jul 2025338 PMAQI
21st Jul 2025389 PMAQI
21st Jul 20253910 PMAQI
21st Jul 20254211 PMAQI
22nd Jul 20254012 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025452 AMAQI
22nd Jul 2025443 AMAQI
28°C22/35°C
22nd Jul 2025434 AMAQI
22nd Jul 2025445 AMAQI
22nd Jul 2025446 AMAQI
22nd Jul 2025447 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025429 AMAQI
22nd Jul 20254210 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025291 PMAQI
22nd Jul 2025312 PMAQI
22nd Jul 2025333 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025365 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025377 PMAQI
22nd Jul 2025368 PMAQI
22nd Jul 2025409 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20253711 PMAQI
23rd Jul 20253612 AMAQI
23rd Jul 2025401 AMAQI
23rd Jul 2025442 AMAQI
23rd Jul 2025443 AMAQI
27°C23/34°C
23rd Jul 2025434 AMAQI
23rd Jul 2025425 AMAQI
23rd Jul 2025426 AMAQI
23rd Jul 2025427 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025379 AMAQI
23rd Jul 20253810 AMAQI
23rd Jul 20253811 AMAQI
23rd Jul 20253012 PMAQI
23rd Jul 2025311 PMAQI
23rd Jul 2025412 PMAQI
23rd Jul 2025493 PMAQI
23rd Jul 2025474 PMAQI
23rd Jul 2025535 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025468 PMAQI
23rd Jul 2025429 PMAQI
23rd Jul 20254110 PMAQI
23rd Jul 20254011 PMAQI
24th Jul 20253812 AMAQI
24th Jul 2025371 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI
27°C22/33°C
24th Jul 2025434 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20253412 PMAQI
24th Jul 2025321 PMAQI
24th Jul 2025322 PMAQI
24th Jul 2025343 PMAQI
24th Jul 2025324 PMAQI
24th Jul 2025365 PMAQI
24th Jul 2025346 PMAQI
24th Jul 2025307 PMAQI
24th Jul 2025328 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253610 PMAQI
24th Jul 20253711 PMAQI
25th Jul 20253612 AMAQI
25th Jul 2025391 AMAQI
25th Jul 2025422 AMAQI
25th Jul 2025423 AMAQI
27°C21/34°C
25th Jul 2025414 AMAQI
25th Jul 2025405 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025417 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20254110 AMAQI
25th Jul 20254011 AMAQI
25th Jul 20253812 PMAQI
25th Jul 2025341 PMAQI
25th Jul 2025352 PMAQI
25th Jul 2025373 PMAQI
25th Jul 2025334 PMAQI
25th Jul 2025335 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025477 PMAQI
25th Jul 2025468 PMAQI
25th Jul 2025439 PMAQI
25th Jul 20254210 PMAQI
25th Jul 20254211 PMAQI
26th Jul 20254112 AMAQI
26th Jul 2025401 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025413 AMAQI
26°C20/33°C
26th Jul 2025404 AMAQI
26th Jul 2025425 AMAQI
26th Jul 2025416 AMAQI
26th Jul 2025407 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025479 AMAQI
26th Jul 20255410 AMAQI
26th Jul 20255411 AMAQI
26th Jul 20254612 PMAQI
26th Jul 2025381 PMAQI
26th Jul 2025362 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025344 PMAQI
26th Jul 2025365 PMAQI
26th Jul 2025376 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025408 PMAQI
26th Jul 2025429 PMAQI
26th Jul 20254410 PMAQI
26th Jul 20254311 PMAQI
27th Jul 20254112 AMAQI
27th Jul 2025391 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025413 AMAQI
24°C19/30°C
27th Jul 2025414 AMAQI
27th Jul 2025425 AMAQI
27th Jul 2025426 AMAQI
27th Jul 2025427 AMAQI
27th Jul 2025438 AMAQI
27th Jul 2025479 AMAQI
27th Jul 20255310 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255212 PMAQI
27th Jul 2025471 PMAQI
27th Jul 2025382 PMAQI
27th Jul 2025333 PMAQI
27th Jul 2025344 PMAQI
27th Jul 2025355 PMAQI
27th Jul 2025356 PMAQI
27th Jul 2025337 PMAQI
27th Jul 2025388 PMAQI
27th Jul 2025399 PMAQI
27th Jul 20253910 PMAQI
27th Jul 20253811 PMAQI
28th Jul 20253712 AMAQI
28th Jul 2025381 AMAQI
28th Jul 2025412 AMAQI
28th Jul 2025413 AMAQI
25°C21/31°C
28th Jul 2025424 AMAQI
28th Jul 2025435 AMAQI
28th Jul 2025426 AMAQI
28th Jul 2025427 AMAQI
28th Jul 2025428 AMAQI
28th Jul 2025359 AMAQI
28th Jul 20253110 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20252712 PMAQI
28th Jul 2025301 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025303 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025295 PMAQI
28th Jul 2025316 PMAQI
28th Jul 2025327 PMAQI
28th Jul 2025338 PMAQI
28th Jul 2025409 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20253911 PMAQI
29th Jul 20254112 AMAQI
29th Jul 2025421 AMAQI
29th Jul 2025422 AMAQI
29th Jul 2025433 AMAQI
26°C20/34°C
29th Jul 2025424 AMAQI
29th Jul 2025405 AMAQI
29th Jul 2025406 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025429 AMAQI
29th Jul 20254910 AMAQI
29th Jul 20255411 AMAQI
29th Jul 20254812 PMAQI
29th Jul 2025461 PMAQI
29th Jul 2025542 PMAQI
29th Jul 2025513 PMAQI
29th Jul 2025514 PMAQI
29th Jul 2025485 PMAQI
29th Jul 2025476 PMAQI
29th Jul 2025437 PMAQI
29th Jul 2025418 PMAQI
29th Jul 2025439 PMAQI
29th Jul 20253810 PMAQI
29th Jul 20253811 PMAQI
30th Jul 20253512 AMAQI
30th Jul 2025361 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025433 AMAQI
27°C20/36°C
30th Jul 2025434 AMAQI
30th Jul 2025445 AMAQI
30th Jul 2025446 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025438 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20252710 AMAQI
30th Jul 20254011 AMAQI
30th Jul 20253412 PMAQI
30th Jul 2025321 PMAQI
30th Jul 2025332 PMAQI
30th Jul 2025323 PMAQI
30th Jul 2025364 PMAQI
30th Jul 2025315 PMAQI
30th Jul 2025336 PMAQI
30th Jul 2025337 PMAQI
30th Jul 2025358 PMAQI
30th Jul 2025389 PMAQI
30th Jul 20254010 PMAQI
30th Jul 20253911 PMAQI
31st Jul 20253712 AMAQI
31st Jul 2025401 AMAQI
31st Jul 2025442 AMAQI
31st Jul 2025433 AMAQI
25°C19/34°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 20253311 AMAQI
31st Jul 20253712 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025342 PMAQI
31st Jul 2025383 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025317 PMAQI
31st Jul 2025338 PMAQI
31st Jul 2025359 PMAQI
31st Jul 20253410 PMAQI
31st Jul 20253111 PMAQI
1st Aug 20253412 AMAQI
1st Aug 2025391 AMAQI
1st Aug 2025412 AMAQI
1st Aug 2025473 AMAQI
25°C19/32°C
1st Aug 2025434 AMAQI
1st Aug 2025405 AMAQI
1st Aug 2025406 AMAQI
1st Aug 2025407 AMAQI
1st Aug 2025398 AMAQI
1st Aug 2025399 AMAQI
1st Aug 20253510 AMAQI
1st Aug 20253211 AMAQI
1st Aug 20254012 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025392 PMAQI
1st Aug 2025293 PMAQI
1st Aug 2025414 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025307 PMAQI
1st Aug 2025338 PMAQI
1st Aug 2025319 PMAQI
1st Aug 20253510 PMAQI
1st Aug 20253311 PMAQI
2nd Aug 20253212 AMAQI
2nd Aug 2025351 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025403 AMAQI
24°C19/31°C
2nd Aug 2025424 AMAQI
2nd Aug 2025425 AMAQI
2nd Aug 2025426 AMAQI
2nd Aug 2025407 AMAQI
2nd Aug 2025418 AMAQI
2nd Aug 2025379 AMAQI
2nd Aug 20253910 AMAQI
2nd Aug 20254411 AMAQI
2nd Aug 20252612 PMAQI
2nd Aug 2025361 PMAQI
2nd Aug 2025452 PMAQI
2nd Aug 2025463 PMAQI
2nd Aug 2025344 PMAQI
2nd Aug 2025385 PMAQI
2nd Aug 2025506 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025368 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253310 PMAQI
2nd Aug 20253611 PMAQI
3rd Aug 20252812 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025383 AMAQI
27°C23/35°C
3rd Aug 2025384 AMAQI
3rd Aug 2025385 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025377 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025309 AMAQI
3rd Aug 20253210 AMAQI
3rd Aug 20254011 AMAQI
3rd Aug 20255312 PMAQI
3rd Aug 2025471 PMAQI
3rd Aug 2025502 PMAQI
3rd Aug 2025413 PMAQI
3rd Aug 2025404 PMAQI
3rd Aug 2025475 PMAQI
3rd Aug 2025406 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025408 PMAQI
3rd Aug 2025349 PMAQI
3rd Aug 20253410 PMAQI
3rd Aug 20253511 PMAQI
4th Aug 20253212 AMAQI
4th Aug 2025361 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025363 AMAQI
28°C23/35°C
4th Aug 2025384 AMAQI
4th Aug 2025385 AMAQI
4th Aug 2025386 AMAQI
4th Aug 2025387 AMAQI
4th Aug 2025388 AMAQI
4th Aug 2025449 AMAQI
4th Aug 20254010 AMAQI
4th Aug 20254411 AMAQI
4th Aug 20254512 PMAQI
4th Aug 2025421 PMAQI
4th Aug 2025462 PMAQI
4th Aug 2025493 PMAQI
4th Aug 2025464 PMAQI
4th Aug 2025355 PMAQI
4th Aug 2025426 PMAQI
4th Aug 2025477 PMAQI
4th Aug 2025478 PMAQI
4th Aug 2025509 PMAQI
4th Aug 20254310 PMAQI
4th Aug 20254311 PMAQI
5th Aug 20254212 AMAQI
5th Aug 2025381 AMAQI
5th Aug 2025382 AMAQI
5th Aug 2025373 AMAQI
--°C/°C
5th Aug 2025404 AMAQI
4 AM5th Aug 2025425 AMAQI
5th Aug 2025386 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
46AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 6 PM
41AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 46), while the lowest AQI was between 9 AM to 6 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 3 AM
45AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 11 PM
43AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 45), while the lowest AQI was between 7 PM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
Oshu, Iwate, Japan
2025
95%
204
5%
11
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
204 DaysModerate
11 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Oshu, Iwate, 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
26AQI
26AQI
2nd January 2025
26AQI
26AQI
3rd January 2025
26AQI
26AQI
4th January 2025
25AQI
25AQI
5th January 2025
25AQI
25AQI
6th January 2025
35AQI
35AQI
7th January 2025
27AQI
27AQI
8th January 2025
27AQI
27AQI
9th January 2025
22AQI
22AQI
10th January 2025
22AQI
22AQI
11th January 2025
23AQI
23AQI
12th January 2025
26AQI
26AQI
13th January 2025
25AQI
25AQI
14th January 2025
32AQI
32AQI
15th January 2025
25AQI
25AQI
16th January 2025
26AQI
26AQI
17th January 2025
23AQI
23AQI
18th January 2025
25AQI
25AQI
19th January 2025
35AQI
35AQI
20th January 2025
43AQI
43AQI
21st January 2025
48AQI
48AQI
22nd January 2025
44AQI
44AQI
23rd January 2025
46AQI
46AQI
24th January 2025
41AQI
41AQI
25th January 2025
35AQI
35AQI
26th January 2025
31AQI
31AQI
27th January 2025
31AQI
31AQI
28th January 2025
28AQI
28AQI
29th January 2025
27AQI
27AQI
30th January 2025
27AQI
27AQI
31st January 2025
28AQI
28AQI
1st February 2025
28AQI
28AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
28AQI
28AQI
4th February 2025
28AQI
28AQI
5th February 2025
28AQI
28AQI
6th February 2025
28AQI
28AQI
7th February 2025
29AQI
29AQI
8th February 2025
29AQI
29AQI
9th February 2025
28AQI
28AQI
10th February 2025
28AQI
28AQI
11th February 2025
30AQI
30AQI
12th February 2025
30AQI
30AQI
13th February 2025
30AQI
30AQI
14th February 2025
30AQI
30AQI
15th February 2025
29AQI
29AQI
16th February 2025
34AQI
34AQI
17th February 2025
44AQI
44AQI
18th February 2025
29AQI
29AQI
19th February 2025
35AQI
35AQI
20th February 2025
28AQI
28AQI
21st February 2025
28AQI
28AQI
22nd February 2025
28AQI
28AQI
23rd February 2025
29AQI
29AQI
24th February 2025
29AQI
29AQI
25th February 2025
32AQI
32AQI
26th February 2025
38AQI
38AQI
27th February 2025
34AQI
34AQI
28th February 2025
52AQI
52AQI
1st March 2025
48AQI
48AQI
2nd March 2025
60AQI
60AQI
3rd March 2025
39AQI
39AQI
4th March 2025
40AQI
40AQI
5th March 2025
28AQI
28AQI
6th March 2025
31AQI
31AQI
7th March 2025
30AQI
30AQI
8th March 2025
31AQI
31AQI
9th March 2025
32AQI
32AQI
10th March 2025
36AQI
36AQI
11th March 2025
40AQI
40AQI
12th March 2025
40AQI
40AQI
13th March 2025
49AQI
49AQI
14th March 2025
40AQI
40AQI
15th March 2025
36AQI
36AQI
16th March 2025
29AQI
29AQI
17th March 2025
20AQI
20AQI
18th March 2025
25AQI
25AQI
19th March 2025
23AQI
23AQI
20th March 2025
27AQI
27AQI
21st March 2025
43AQI
43AQI
22nd March 2025
50AQI
50AQI
23rd March 2025
31AQI
31AQI
24th March 2025
37AQI
37AQI
25th March 2025
55AQI
55AQI
26th March 2025
45AQI
45AQI
27th March 2025
57AQI
57AQI
28th March 2025
44AQI
44AQI
29th March 2025
34AQI
34AQI
30th March 2025
33AQI
33AQI
31st March 2025
29AQI
29AQI
1st April 2025
27AQI
27AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
20AQI
20AQI
4th April 2025
18AQI
18AQI
5th April 2025
24AQI
24AQI
6th April 2025
27AQI
27AQI
7th April 2025
23AQI
23AQI
8th April 2025
31AQI
31AQI
9th April 2025
24AQI
24AQI
10th April 2025
34AQI
34AQI
11th April 2025
37AQI
37AQI
12th April 2025
32AQI
32AQI
13th April 2025
25AQI
25AQI
14th April 2025
20AQI
20AQI
15th April 2025
21AQI
21AQI
16th April 2025
22AQI
22AQI
17th April 2025
37AQI
37AQI
18th April 2025
34AQI
34AQI
19th April 2025
46AQI
46AQI
20th April 2025
39AQI
39AQI
21st April 2025
37AQI
37AQI
22nd April 2025
34AQI
34AQI
23rd April 2025
28AQI
28AQI
24th April 2025
24AQI
24AQI
25th April 2025
23AQI
23AQI
26th April 2025
48AQI
48AQI
27th April 2025
44AQI
44AQI
28th April 2025
45AQI
45AQI
29th April 2025
28AQI
28AQI
30th April 2025
23AQI
23AQI
1st May 2025
22AQI
22AQI
2nd May 2025
20AQI
20AQI
3rd May 2025
30AQI
30AQI
4th May 2025
27AQI
27AQI
5th May 2025
28AQI
28AQI
6th May 2025
28AQI
28AQI
7th May 2025
21AQI
21AQI
8th May 2025
32AQI
32AQI
9th May 2025
32AQI
32AQI
10th May 2025
22AQI
22AQI
11th May 2025
25AQI
25AQI
12th May 2025
27AQI
27AQI
13th May 2025
31AQI
31AQI
14th May 2025
38AQI
38AQI
15th May 2025
39AQI
39AQI
16th May 2025
46AQI
46AQI
17th May 2025
32AQI
32AQI
18th May 2025
41AQI
41AQI
19th May 2025
40AQI
40AQI
20th May 2025
49AQI
49AQI
21st May 2025
46AQI
46AQI
22nd May 2025
38AQI
38AQI
23rd May 2025
38AQI
38AQI
24th May 2025
33AQI
33AQI
25th May 2025
24AQI
24AQI
26th May 2025
24AQI
24AQI
27th May 2025
28AQI
28AQI
28th May 2025
30AQI
30AQI
29th May 2025
33AQI
33AQI
30th May 2025
31AQI
31AQI
31st May 2025
23AQI
23AQI
1st June 2025
21AQI
21AQI
2nd June 2025
32AQI
32AQI
3rd June 2025
34AQI
34AQI
4th June 2025
28AQI
28AQI
5th June 2025
33AQI
33AQI
6th June 2025
37AQI
37AQI
7th June 2025
51AQI
51AQI
8th June 2025
53AQI
53AQI
9th June 2025
57AQI
57AQI
10th June 2025
45AQI
45AQI
11th June 2025
39AQI
39AQI
12th June 2025
37AQI
37AQI
13th June 2025
34AQI
34AQI
14th June 2025
34AQI
34AQI
15th June 2025
26AQI
26AQI
16th June 2025
24AQI
24AQI
17th June 2025
26AQI
26AQI
18th June 2025
35AQI
35AQI
19th June 2025
38AQI
38AQI
20th June 2025
34AQI
34AQI
21st June 2025
34AQI
34AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
31AQI
31AQI
24th June 2025
33AQI
33AQI
25th June 2025
35AQI
35AQI
26th June 2025
32AQI
32AQI
27th June 2025
33AQI
33AQI
28th June 2025
32AQI
32AQI
29th June 2025
35AQI
35AQI
30th June 2025
39AQI
39AQI
1st July 2025
41AQI
41AQI
2nd July 2025
42AQI
42AQI
3rd July 2025
49AQI
49AQI
4th July 2025
49AQI
49AQI
5th July 2025
48AQI
48AQI
6th July 2025
51AQI
51AQI
7th July 2025
52AQI
52AQI
8th July 2025
53AQI
53AQI
9th July 2025
57AQI
57AQI
10th July 2025
49AQI
49AQI
11th July 2025
47AQI
47AQI
12th July 2025
46AQI
46AQI
13th July 2025
48AQI
48AQI
14th July 2025
43AQI
43AQI
15th July 2025
43AQI
43AQI
16th July 2025
47AQI
47AQI
17th July 2025
45AQI
45AQI
18th July 2025
49AQI
49AQI
19th July 2025
46AQI
46AQI
20th July 2025
44AQI
44AQI
21st July 2025
40AQI
40AQI
22nd July 2025
39AQI
39AQI
23rd July 2025
43AQI
43AQI
24th July 2025
37AQI
37AQI
25th July 2025
40AQI
40AQI
26th July 2025
41AQI
41AQI
27th July 2025
41AQI
41AQI
28th July 2025
36AQI
36AQI
29th July 2025
44AQI
44AQI
30th July 2025
37AQI
37AQI
31st July 2025
37AQI
37AQI
1st August 2025
37AQI
37AQI
2nd August 2025
39AQI
39AQI
3rd August 2025
39AQI
39AQI
30AQI
31AQI
37AQI
30AQI
32AQI
35AQI
45AQI
38AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
31
27
1
28
3
30
31
27
3
27
4
3
204
11
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
April30AQI
202431AQI
31
28
1
30
1
28
2
31
29
1
29
2
31
30
31
29
1
31
358
8
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
August24AQI
202333AQI
27
4
25
3
21
10
21
9
25
6
30
29
2
31
30
31
28
1
31
329
35
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
September24AQI
202240AQI
29
2
16
5
25
6
22
7
18
13
25
5
21
1
27
1
23
8
22
8
31
260
55
Highest AQI recorded in
May48AQI
Lowest AQI recorded in
December33AQI
202141AQI
22
9
23
5
25
6
20
3
25
6
16
14
21
10
23
8
25
5
26
5
23
7
26
5
275
83
Highest AQI recorded in
June50AQI
Lowest AQI recorded in
April34AQI
202039AQI
8
3
16
4
15
3
25
5
31
18
13
18
1
24
7
19
10
1
24
7
198
52
2
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
July32AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
41AQILeast Polluted Year Recorded
2024(Avg.)
31AQIOshu's annual 2025 AQI (34) shows an average percentage change of -5.3% (improved AQI) compared to previous years: 2020 (39), 2021 (41), 2022 (40), 2023 (33), 2024 (31).
