Ogawacho, Kokubunji, Tokyo, 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
Ogawacho, Kokubunji, Tokyo, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2022
80AQILowest AQI recorded on
30th Aug 2024
10AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Ogawacho, Kokubunji, Tokyo, Japan
AQI
Day
Night
.
4 AM5th Aug 2025
6 PM
3 AM6th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
12PM5th Aug
67AQI
Avg. Lowest Time
11PM5th Aug
44AQI
In the last 24 hours,
Ogawacho's AQI reached its highest point of 67 at 12 PM during the Night, while the lowest point, 44, was recorded at 11 PM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ogawacho, Kokubunji, Tokyo, 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 2025494 AMAQI
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025929 AMAQI
7th Jul 202510710 AMAQI
7th Jul 202510211 AMAQI
7th Jul 202510012 PMAQI
7th Jul 2025931 PMAQI
7th Jul 2025922 PMAQI
7th Jul 2025943 PMAQI
7th Jul 2025904 PMAQI
7th Jul 2025965 PMAQI
7th Jul 2025996 PMAQI
7th Jul 20251087 PMAQI
7th Jul 20251028 PMAQI
7th Jul 2025789 PMAQI
7th Jul 20257810 PMAQI
7th Jul 20257811 PMAQI
8th Jul 20257912 AMAQI
8th Jul 2025701 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI
31°C28/35°C
8th Jul 2025574 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 20251099 AMAQI
8th Jul 202512810 AMAQI
8th Jul 202512011 AMAQI
8th Jul 202511012 PMAQI
8th Jul 2025941 PMAQI
8th Jul 2025902 PMAQI
8th Jul 2025863 PMAQI
8th Jul 2025844 PMAQI
8th Jul 2025835 PMAQI
8th Jul 2025866 PMAQI
8th Jul 2025907 PMAQI
8th Jul 2025888 PMAQI
8th Jul 2025789 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20258012 AMAQI
9th Jul 2025761 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025643 AMAQI
30°C27/35°C
9th Jul 2025664 AMAQI
9th Jul 2025725 AMAQI
9th Jul 2025716 AMAQI
9th Jul 2025727 AMAQI
9th Jul 2025718 AMAQI
9th Jul 20251019 AMAQI
9th Jul 202510210 AMAQI
9th Jul 20259711 AMAQI
9th Jul 202510212 PMAQI
9th Jul 20251191 PMAQI
9th Jul 20251162 PMAQI
9th Jul 20251113 PMAQI
9th Jul 20251064 PMAQI
9th Jul 20251045 PMAQI
9th Jul 2025936 PMAQI
9th Jul 2025847 PMAQI
9th Jul 2025688 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256610 PMAQI
9th Jul 20256311 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025712 AMAQI
10th Jul 2025723 AMAQI
30°C27/34°C
10th Jul 2025744 AMAQI
10th Jul 2025785 AMAQI
10th Jul 2025786 AMAQI
10th Jul 2025777 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025769 AMAQI
10th Jul 20257510 AMAQI
10th Jul 20258011 AMAQI
10th Jul 20258312 PMAQI
10th Jul 2025801 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025323 PMAQI
10th Jul 2025304 PMAQI
10th Jul 2025305 PMAQI
10th Jul 2025286 PMAQI
10th Jul 2025297 PMAQI
10th Jul 2025408 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255812 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
29°C24/35°C
11th Jul 2025714 AMAQI
11th Jul 2025715 AMAQI
11th Jul 2025706 AMAQI
11th Jul 2025707 AMAQI
11th Jul 2025708 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20252010 AMAQI
11th Jul 20251911 AMAQI
11th Jul 20252512 PMAQI
11th Jul 2025321 PMAQI
11th Jul 2025332 PMAQI
11th Jul 2025343 PMAQI
11th Jul 2025334 PMAQI
11th Jul 2025345 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025317 PMAQI
11th Jul 2025438 PMAQI
11th Jul 2025579 PMAQI
11th Jul 20255710 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255712 AMAQI
12th Jul 2025581 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025673 AMAQI
24°C23/26°C
12th Jul 2025654 AMAQI
12th Jul 2025625 AMAQI
12th Jul 2025626 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025628 AMAQI
12th Jul 2025409 AMAQI
12th Jul 20253710 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025524 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025506 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025559 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
25°C22/29°C
13th Jul 2025614 AMAQI
13th Jul 2025595 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025469 AMAQI
13th Jul 20254310 AMAQI
13th Jul 20254711 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025541 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025543 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025428 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
27°C24/31°C
14th Jul 2025584 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20252210 AMAQI
14th Jul 20251911 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025251 PMAQI
14th Jul 2025262 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025294 PMAQI
14th Jul 2025315 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025358 PMAQI
14th Jul 2025469 PMAQI
14th Jul 20254410 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025491 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
27°C25/30°C
15th Jul 2025554 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20252911 AMAQI
15th Jul 20252312 PMAQI
15th Jul 2025321 PMAQI
15th Jul 2025342 PMAQI
15th Jul 2025293 PMAQI
15th Jul 2025354 PMAQI
15th Jul 2025285 PMAQI
15th Jul 2025246 PMAQI
15th Jul 2025287 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025439 PMAQI
15th Jul 20254210 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254512 AMAQI
16th Jul 2025461 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
28°C26/31°C
16th Jul 2025524 AMAQI
16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025559 AMAQI
16th Jul 20255210 AMAQI
16th Jul 20254311 AMAQI
16th Jul 20253912 PMAQI
16th Jul 2025281 PMAQI
16th Jul 2025262 PMAQI
16th Jul 2025203 PMAQI
16th Jul 2025294 PMAQI
16th Jul 2025325 PMAQI
16th Jul 2025236 PMAQI
16th Jul 2025207 PMAQI
16th Jul 2025268 PMAQI
16th Jul 2025409 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253712 AMAQI
17th Jul 2025401 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025513 AMAQI
28°C25/31°C
17th Jul 2025504 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025289 AMAQI
17th Jul 20252410 AMAQI
17th Jul 20253411 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025351 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025303 PMAQI
17th Jul 2025294 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025357 PMAQI
17th Jul 2025398 PMAQI
17th Jul 2025419 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254211 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025441 AMAQI
18th Jul 2025462 AMAQI
18th Jul 2025483 AMAQI
29°C26/32°C
18th Jul 2025464 AMAQI
18th Jul 2025445 AMAQI
18th Jul 2025446 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025349 AMAQI
18th Jul 20252810 AMAQI
18th Jul 20253011 AMAQI
18th Jul 20253112 PMAQI
18th Jul 2025331 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025254 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025236 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025308 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253510 PMAQI
18th Jul 20253711 PMAQI
19th Jul 20253712 AMAQI
19th Jul 2025401 AMAQI
19th Jul 2025452 AMAQI
19th Jul 2025463 AMAQI
28°C25/32°C
19th Jul 2025444 AMAQI
19th Jul 2025425 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20253012 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025226 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025341 AMAQI
20th Jul 2025422 AMAQI
20th Jul 2025433 AMAQI
29°C25/33°C
20th Jul 2025424 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025379 AMAQI
20th Jul 20252910 AMAQI
20th Jul 20252911 AMAQI
20th Jul 20253112 PMAQI
20th Jul 2025381 PMAQI
20th Jul 2025362 PMAQI
20th Jul 2025333 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025517 PMAQI
20th Jul 2025408 PMAQI
20th Jul 2025359 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
30°C26/34°C
21st Jul 2025394 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025469 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20254711 AMAQI
21st Jul 20255212 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025522 PMAQI
21st Jul 2025503 PMAQI
21st Jul 2025434 PMAQI
21st Jul 2025345 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253312 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
31°C28/36°C
22nd Jul 2025394 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025407 AMAQI
22nd Jul 2025408 AMAQI
22nd Jul 2025399 AMAQI
22nd Jul 20254010 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20256012 PMAQI
22nd Jul 2025621 PMAQI
22nd Jul 2025602 PMAQI
22nd Jul 2025583 PMAQI
22nd Jul 2025554 PMAQI
22nd Jul 2025485 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025327 PMAQI
22nd Jul 2025308 PMAQI
22nd Jul 2025319 PMAQI
22nd Jul 20253110 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253112 AMAQI
23rd Jul 2025331 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025383 AMAQI
31°C28/36°C
23rd Jul 2025394 AMAQI
23rd Jul 2025415 AMAQI
23rd Jul 2025426 AMAQI
23rd Jul 2025427 AMAQI
23rd Jul 2025428 AMAQI
23rd Jul 2025549 AMAQI
23rd Jul 20255810 AMAQI
23rd Jul 20256311 AMAQI
23rd Jul 20256812 PMAQI
23rd Jul 2025621 PMAQI
23rd Jul 2025622 PMAQI
23rd Jul 2025673 PMAQI
23rd Jul 2025594 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025536 PMAQI
23rd Jul 2025477 PMAQI
23rd Jul 2025348 PMAQI
23rd Jul 2025339 PMAQI
23rd Jul 20253410 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253112 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025393 AMAQI
31°C28/36°C
24th Jul 2025414 AMAQI
24th Jul 2025445 AMAQI
24th Jul 2025456 AMAQI
24th Jul 2025457 AMAQI
24th Jul 2025468 AMAQI
24th Jul 2025569 AMAQI
24th Jul 20256010 AMAQI
24th Jul 20256311 AMAQI
24th Jul 20256712 PMAQI
24th Jul 2025651 PMAQI
24th Jul 2025652 PMAQI
24th Jul 2025643 PMAQI
24th Jul 2025584 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025318 PMAQI
24th Jul 2025339 PMAQI
24th Jul 20253610 PMAQI
24th Jul 20253811 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025371 AMAQI
25th Jul 2025382 AMAQI
25th Jul 2025393 AMAQI
32°C28/37°C
25th Jul 2025424 AMAQI
25th Jul 2025485 AMAQI
25th Jul 2025476 AMAQI
25th Jul 2025477 AMAQI
25th Jul 2025478 AMAQI
25th Jul 2025589 AMAQI
25th Jul 20256110 AMAQI
25th Jul 20256411 AMAQI
25th Jul 20256512 PMAQI
25th Jul 2025611 PMAQI
25th Jul 2025602 PMAQI
25th Jul 2025513 PMAQI
25th Jul 2025454 PMAQI
25th Jul 2025415 PMAQI
25th Jul 2025326 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025298 PMAQI
25th Jul 2025329 PMAQI
25th Jul 20253210 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253212 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025422 AMAQI
26th Jul 2025423 AMAQI
32°C28/36°C
26th Jul 2025454 AMAQI
26th Jul 2025475 AMAQI
26th Jul 2025476 AMAQI
26th Jul 2025477 AMAQI
26th Jul 2025478 AMAQI
26th Jul 2025549 AMAQI
26th Jul 20255710 AMAQI
26th Jul 20255911 AMAQI
26th Jul 20255912 PMAQI
26th Jul 2025571 PMAQI
26th Jul 2025562 PMAQI
26th Jul 2025463 PMAQI
26th Jul 2025444 PMAQI
26th Jul 2025345 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025307 PMAQI
26th Jul 2025298 PMAQI
26th Jul 2025339 PMAQI
26th Jul 20253110 PMAQI
26th Jul 20253411 PMAQI
27th Jul 20253212 AMAQI
27th Jul 2025351 AMAQI
27th Jul 2025422 AMAQI
27th Jul 2025433 AMAQI
32°C28/37°C
27th Jul 2025454 AMAQI
27th Jul 2025465 AMAQI
27th Jul 2025476 AMAQI
27th Jul 2025467 AMAQI
27th Jul 2025468 AMAQI
27th Jul 2025469 AMAQI
27th Jul 20254810 AMAQI
27th Jul 20254811 AMAQI
27th Jul 20255012 PMAQI
27th Jul 2025491 PMAQI
27th Jul 2025432 PMAQI
27th Jul 2025413 PMAQI
27th Jul 2025404 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025246 PMAQI
27th Jul 2025247 PMAQI
27th Jul 2025258 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20253011 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025361 AMAQI
28th Jul 2025422 AMAQI
28th Jul 2025413 AMAQI
31°C29/36°C
28th Jul 2025424 AMAQI
28th Jul 2025435 AMAQI
28th Jul 2025446 AMAQI
28th Jul 2025447 AMAQI
28th Jul 2025438 AMAQI
28th Jul 2025369 AMAQI
28th Jul 20254210 AMAQI
28th Jul 20254511 AMAQI
28th Jul 20255312 PMAQI
28th Jul 2025541 PMAQI
28th Jul 2025562 PMAQI
28th Jul 2025663 PMAQI
28th Jul 2025644 PMAQI
28th Jul 2025595 PMAQI
28th Jul 2025556 PMAQI
28th Jul 2025407 PMAQI
28th Jul 2025368 PMAQI
28th Jul 2025329 PMAQI
28th Jul 20253410 PMAQI
28th Jul 20253611 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025331 AMAQI
29th Jul 2025402 AMAQI
29th Jul 2025413 AMAQI
32°C28/36°C
29th Jul 2025404 AMAQI
29th Jul 2025435 AMAQI
29th Jul 2025436 AMAQI
29th Jul 2025437 AMAQI
29th Jul 2025438 AMAQI
29th Jul 2025539 AMAQI
29th Jul 20256010 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255712 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025542 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025554 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025407 PMAQI
29th Jul 2025328 PMAQI
29th Jul 2025339 PMAQI
29th Jul 20253110 PMAQI
29th Jul 20253211 PMAQI
30th Jul 20253212 AMAQI
30th Jul 2025331 AMAQI
30th Jul 2025402 AMAQI
30th Jul 2025403 AMAQI
31°C27/38°C
30th Jul 2025414 AMAQI
30th Jul 2025435 AMAQI
30th Jul 2025456 AMAQI
30th Jul 2025447 AMAQI
30th Jul 2025438 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20251810 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025271 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025363 PMAQI
30th Jul 2025414 PMAQI
30th Jul 2025395 PMAQI
30th Jul 2025286 PMAQI
30th Jul 2025317 PMAQI
30th Jul 2025338 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253712 AMAQI
31st Jul 2025381 AMAQI
31st Jul 2025402 AMAQI
31st Jul 2025403 AMAQI
31°C27/36°C
31st Jul 2025384 AMAQI
31st Jul 2025385 AMAQI
31st Jul 2025386 AMAQI
31st Jul 2025387 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025389 AMAQI
31st Jul 20253810 AMAQI
31st Jul 20254811 AMAQI
31st Jul 20254912 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025452 PMAQI
31st Jul 2025413 PMAQI
31st Jul 2025424 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025296 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20252910 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI
29°C26/35°C
1st Aug 2025354 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025409 AMAQI
1st Aug 20252710 AMAQI
1st Aug 20254811 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025363 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025385 PMAQI
1st Aug 2025426 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
28°C26/32°C
2nd Aug 2025384 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025389 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20254511 AMAQI
2nd Aug 20253812 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025555 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025418 PMAQI
2nd Aug 2025399 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20254611 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
31°C27/37°C
3rd Aug 2025404 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025429 AMAQI
3rd Aug 20255210 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025543 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025535 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025538 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254310 PMAQI
3rd Aug 20254211 PMAQI
4th Aug 20253612 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
32°C28/37°C
4th Aug 2025434 AMAQI
4th Aug 2025445 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025619 AMAQI
4th Aug 20256410 AMAQI
4th Aug 20257811 AMAQI
4th Aug 20258112 PMAQI
4th Aug 2025931 PMAQI
4th Aug 2025922 PMAQI
4th Aug 2025863 PMAQI
4th Aug 2025894 PMAQI
4th Aug 2025955 PMAQI
4th Aug 2025876 PMAQI
4th Aug 2025767 PMAQI
4th Aug 2025638 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025441 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025413 AMAQI
33°C29/38°C
5th Aug 2025514 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025619 AMAQI
5th Aug 20256610 AMAQI
5th Aug 20256311 AMAQI
5th Aug 20256712 PMAQI
5th Aug 2025581 PMAQI
5th Aug 2025572 PMAQI
5th Aug 2025563 PMAQI
5th Aug 2025584 PMAQI
5th Aug 2025525 PMAQI
5th Aug 2025496 PMAQI
5th Aug 2025517 PMAQI
5th Aug 2025528 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254910 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20254812 AMAQI
6th Aug 2025511 AMAQI
6th Aug 2025512 AMAQI
6th Aug 2025483 AMAQI
--°C/°C
4 AM
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 2 PM
51AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
6 PM
44AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 2 PM (Avg. 51), while the lowest AQI was between 6 PM to 6 PM (Avg. 44).
Night time
Avg. Highest Time
2 AM - 3 AM
47AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM - 11 PM
42AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 3 AM (Avg. 47), while the lowest AQI was between 7 PM to 11 PM (Avg. 42).
2025 Days Vs Air Quality
Ogawacho, Kokubunji, Tokyo, Japan
2025
94%
204
6%
12
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
204 DaysModerate
12 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 217 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
Ogawacho, Kokubunji, Tokyo, 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
27AQI
27AQI
2nd January 2025
26AQI
26AQI
3rd January 2025
24AQI
24AQI
4th January 2025
26AQI
26AQI
5th January 2025
23AQI
23AQI
6th January 2025
29AQI
29AQI
7th January 2025
25AQI
25AQI
8th January 2025
28AQI
28AQI
9th January 2025
25AQI
25AQI
10th January 2025
25AQI
25AQI
11th January 2025
23AQI
23AQI
12th January 2025
26AQI
26AQI
13th January 2025
27AQI
27AQI
14th January 2025
26AQI
26AQI
15th January 2025
27AQI
27AQI
16th January 2025
23AQI
23AQI
17th January 2025
27AQI
27AQI
18th January 2025
25AQI
25AQI
19th January 2025
30AQI
30AQI
20th January 2025
27AQI
27AQI
21st January 2025
31AQI
31AQI
22nd January 2025
30AQI
30AQI
23rd January 2025
30AQI
30AQI
24th January 2025
36AQI
36AQI
25th January 2025
32AQI
32AQI
26th January 2025
33AQI
33AQI
27th January 2025
23AQI
23AQI
28th January 2025
30AQI
30AQI
29th January 2025
26AQI
26AQI
30th January 2025
27AQI
27AQI
31st January 2025
28AQI
28AQI
1st February 2025
29AQI
29AQI
2nd February 2025
33AQI
33AQI
3rd February 2025
28AQI
28AQI
4th February 2025
31AQI
31AQI
5th February 2025
29AQI
29AQI
6th February 2025
27AQI
27AQI
7th February 2025
28AQI
28AQI
8th February 2025
29AQI
29AQI
9th February 2025
29AQI
29AQI
10th February 2025
28AQI
28AQI
11th February 2025
30AQI
30AQI
12th February 2025
28AQI
28AQI
13th February 2025
33AQI
33AQI
14th February 2025
28AQI
28AQI
15th February 2025
28AQI
28AQI
16th February 2025
32AQI
32AQI
17th February 2025
34AQI
34AQI
18th February 2025
30AQI
30AQI
19th February 2025
30AQI
30AQI
20th February 2025
30AQI
30AQI
21st February 2025
32AQI
32AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
32AQI
32AQI
24th February 2025
32AQI
32AQI
25th February 2025
34AQI
34AQI
26th February 2025
34AQI
34AQI
27th February 2025
38AQI
38AQI
28th February 2025
40AQI
40AQI
1st March 2025
46AQI
46AQI
2nd March 2025
44AQI
44AQI
3rd March 2025
34AQI
34AQI
4th March 2025
31AQI
31AQI
5th March 2025
27AQI
27AQI
6th March 2025
31AQI
31AQI
7th March 2025
32AQI
32AQI
8th March 2025
32AQI
32AQI
9th March 2025
36AQI
36AQI
10th March 2025
34AQI
34AQI
11th March 2025
34AQI
34AQI
12th March 2025
33AQI
33AQI
13th March 2025
37AQI
37AQI
14th March 2025
25AQI
25AQI
15th March 2025
21AQI
21AQI
16th March 2025
18AQI
18AQI
17th March 2025
16AQI
16AQI
18th March 2025
16AQI
16AQI
19th March 2025
13AQI
13AQI
20th March 2025
16AQI
16AQI
21st March 2025
22AQI
22AQI
22nd March 2025
25AQI
25AQI
23rd March 2025
29AQI
29AQI
24th March 2025
30AQI
30AQI
25th March 2025
51AQI
51AQI
26th March 2025
61AQI
61AQI
27th March 2025
58AQI
58AQI
28th March 2025
38AQI
38AQI
29th March 2025
30AQI
30AQI
30th March 2025
35AQI
35AQI
31st March 2025
28AQI
28AQI
1st April 2025
23AQI
23AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
18AQI
18AQI
4th April 2025
18AQI
18AQI
5th April 2025
18AQI
18AQI
6th April 2025
14AQI
14AQI
7th April 2025
14AQI
14AQI
8th April 2025
17AQI
17AQI
9th April 2025
15AQI
15AQI
10th April 2025
20AQI
20AQI
11th April 2025
21AQI
21AQI
12th April 2025
20AQI
20AQI
13th April 2025
18AQI
18AQI
14th April 2025
21AQI
21AQI
15th April 2025
19AQI
19AQI
16th April 2025
17AQI
17AQI
17th April 2025
21AQI
21AQI
18th April 2025
26AQI
26AQI
19th April 2025
30AQI
30AQI
20th April 2025
25AQI
25AQI
21st April 2025
23AQI
23AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
15AQI
15AQI
24th April 2025
15AQI
15AQI
25th April 2025
16AQI
16AQI
26th April 2025
18AQI
18AQI
27th April 2025
19AQI
19AQI
28th April 2025
19AQI
19AQI
29th April 2025
14AQI
14AQI
30th April 2025
19AQI
19AQI
1st May 2025
18AQI
18AQI
2nd May 2025
16AQI
16AQI
3rd May 2025
15AQI
15AQI
4th May 2025
19AQI
19AQI
5th May 2025
16AQI
16AQI
6th May 2025
17AQI
17AQI
7th May 2025
14AQI
14AQI
8th May 2025
16AQI
16AQI
9th May 2025
16AQI
16AQI
10th May 2025
13AQI
13AQI
11th May 2025
15AQI
15AQI
12th May 2025
15AQI
15AQI
13th May 2025
17AQI
17AQI
14th May 2025
18AQI
18AQI
15th May 2025
19AQI
19AQI
16th May 2025
20AQI
20AQI
17th May 2025
17AQI
17AQI
18th May 2025
22AQI
22AQI
19th May 2025
22AQI
22AQI
20th May 2025
37AQI
37AQI
21st May 2025
39AQI
39AQI
22nd May 2025
29AQI
29AQI
23rd May 2025
27AQI
27AQI
24th May 2025
23AQI
23AQI
25th May 2025
18AQI
18AQI
26th May 2025
18AQI
18AQI
27th May 2025
17AQI
17AQI
28th May 2025
20AQI
20AQI
29th May 2025
24AQI
24AQI
30th May 2025
17AQI
17AQI
31st May 2025
14AQI
14AQI
1st June 2025
15AQI
15AQI
2nd June 2025
16AQI
16AQI
3rd June 2025
16AQI
16AQI
4th June 2025
16AQI
16AQI
5th June 2025
19AQI
19AQI
6th June 2025
20AQI
20AQI
7th June 2025
22AQI
22AQI
8th June 2025
26AQI
26AQI
9th June 2025
23AQI
23AQI
10th June 2025
21AQI
21AQI
11th June 2025
20AQI
20AQI
12th June 2025
22AQI
22AQI
13th June 2025
22AQI
22AQI
14th June 2025
19AQI
19AQI
15th June 2025
20AQI
20AQI
16th June 2025
20AQI
20AQI
17th June 2025
28AQI
28AQI
18th June 2025
24AQI
24AQI
19th June 2025
26AQI
26AQI
20th June 2025
24AQI
24AQI
21st June 2025
19AQI
19AQI
22nd June 2025
13AQI
13AQI
23rd June 2025
13AQI
13AQI
24th June 2025
14AQI
14AQI
25th June 2025
15AQI
15AQI
26th June 2025
15AQI
15AQI
27th June 2025
20AQI
20AQI
28th June 2025
17AQI
17AQI
29th June 2025
19AQI
19AQI
30th June 2025
39AQI
39AQI
1st July 2025
42AQI
42AQI
2nd July 2025
47AQI
47AQI
3rd July 2025
47AQI
47AQI
4th July 2025
49AQI
49AQI
5th July 2025
52AQI
52AQI
6th July 2025
61AQI
61AQI
7th July 2025
78AQI
78AQI
8th July 2025
81AQI
81AQI
9th July 2025
83AQI
83AQI
10th July 2025
60AQI
60AQI
11th July 2025
49AQI
49AQI
12th July 2025
54AQI
54AQI
13th July 2025
52AQI
52AQI
14th July 2025
41AQI
41AQI
15th July 2025
40AQI
40AQI
16th July 2025
40AQI
40AQI
17th July 2025
40AQI
40AQI
18th July 2025
36AQI
36AQI
19th July 2025
33AQI
33AQI
20th July 2025
36AQI
36AQI
21st July 2025
38AQI
38AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
46AQI
46AQI
24th July 2025
46AQI
46AQI
25th July 2025
43AQI
43AQI
26th July 2025
42AQI
42AQI
27th July 2025
38AQI
38AQI
28th July 2025
44AQI
44AQI
29th July 2025
44AQI
44AQI
30th July 2025
35AQI
35AQI
31st July 2025
37AQI
37AQI
1st August 2025
35AQI
35AQI
2nd August 2025
42AQI
42AQI
3rd August 2025
46AQI
46AQI
4th August 2025
54AQI
54AQI
27AQI
31AQI
32AQI
19AQI
20AQI
20AQI
48AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
31
28
28
3
30
31
30
23
8
3
1
204
12
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
April19AQI
202432AQI
31
29
31
29
1
30
1
28
2
13
18
29
2
30
31
30
31
342
24
Highest AQI recorded in
July50AQI
Lowest AQI recorded in
December25AQI
202331AQI
31
27
1
29
2
25
5
29
2
29
1
27
4
31
30
31
28
1
31
348
16
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
August20AQI
202231AQI
31
20
1
30
1
16
1
29
2
28
2
18
3
1
1
29
31
30
31
294
11
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
December24AQI
202124AQI
30
1
28
31
30
27
4
26
4
30
1
28
3
30
31
30
31
352
13
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
February11AQI
202016AQI
13
21
18
30
31
31
19
31
30
31
255
Highest AQI recorded in
August26AQI
Lowest AQI recorded in
April11AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2024(Avg.)
32AQILeast Polluted Year Recorded
2020(Avg.)
16AQIOgawacho's annual 2025 AQI (28) shows an average percentage change of 14.09% (worsened AQI) compared to previous years: 2020 (16), 2021 (24), 2022 (31), 2023 (31), 2024 (32).
