Chuocho, Honcho, 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
Chuocho, Honcho, Tokyo, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
58AQILowest AQI recorded on
18th Aug 2021
10AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 51 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
Chuocho, Honcho, Tokyo, Japan
AQI
Day
Night
.
4 AM5th Aug 2025
6 PM
3 AM6th Aug 2025
Day time
Avg. Highest Time
10AM5th Aug
66AQI
Avg. Lowest Time
5PM5th Aug
50AQI
Night time
Avg. Highest Time
8PM5th Aug
52AQI
Avg. Lowest Time
11PM5th Aug
46AQI
In the last 24 hours,
Chuocho's AQI reached its highest point of 66 at 10 AM during the Day, while the lowest point, 46, was recorded at 11 PM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chuocho, Honcho, 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 2025484 AMAQI
7th Jul 2025505 AMAQI
7th Jul 2025506 AMAQI
7th Jul 2025497 AMAQI
7th Jul 2025498 AMAQI
7th Jul 2025889 AMAQI
7th Jul 202510010 AMAQI
7th Jul 20259811 AMAQI
7th Jul 20259412 PMAQI
7th Jul 2025881 PMAQI
7th Jul 2025892 PMAQI
7th Jul 2025873 PMAQI
7th Jul 2025884 PMAQI
7th Jul 2025885 PMAQI
7th Jul 2025946 PMAQI
7th Jul 20251047 PMAQI
7th Jul 20251028 PMAQI
7th Jul 2025749 PMAQI
7th Jul 20257310 PMAQI
7th Jul 20257111 PMAQI
8th Jul 20257512 AMAQI
8th Jul 2025671 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI
31°C28/35°C
8th Jul 2025564 AMAQI
8th Jul 2025605 AMAQI
8th Jul 2025606 AMAQI
8th Jul 2025617 AMAQI
8th Jul 2025608 AMAQI
8th Jul 20251089 AMAQI
8th Jul 202511810 AMAQI
8th Jul 202511011 AMAQI
8th Jul 20259812 PMAQI
8th Jul 2025881 PMAQI
8th Jul 2025842 PMAQI
8th Jul 2025803 PMAQI
8th Jul 2025784 PMAQI
8th Jul 2025805 PMAQI
8th Jul 2025846 PMAQI
8th Jul 2025857 PMAQI
8th Jul 2025888 PMAQI
8th Jul 2025779 PMAQI
8th Jul 20257810 PMAQI
8th Jul 20257811 PMAQI
9th Jul 20257812 AMAQI
9th Jul 2025731 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025653 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 2025999 AMAQI
9th Jul 202510010 AMAQI
9th Jul 20259511 AMAQI
9th Jul 202510412 PMAQI
9th Jul 20251051 PMAQI
9th Jul 20251002 PMAQI
9th Jul 20251003 PMAQI
9th Jul 2025984 PMAQI
9th Jul 2025975 PMAQI
9th Jul 2025926 PMAQI
9th Jul 2025807 PMAQI
9th Jul 2025748 PMAQI
9th Jul 2025699 PMAQI
9th Jul 20256710 PMAQI
9th Jul 20256611 PMAQI
10th Jul 20256612 AMAQI
10th Jul 2025681 AMAQI
10th Jul 2025722 AMAQI
10th Jul 2025723 AMAQI
30°C27/34°C
10th Jul 2025744 AMAQI
10th Jul 2025785 AMAQI
10th Jul 2025776 AMAQI
10th Jul 2025777 AMAQI
10th Jul 2025778 AMAQI
10th Jul 2025689 AMAQI
10th Jul 20256810 AMAQI
10th Jul 20257311 AMAQI
10th Jul 20257312 PMAQI
10th Jul 2025651 PMAQI
10th Jul 2025542 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025444 PMAQI
10th Jul 2025485 PMAQI
10th Jul 2025426 PMAQI
10th Jul 2025487 PMAQI
10th Jul 2025558 PMAQI
10th Jul 2025619 PMAQI
10th Jul 20256110 PMAQI
10th Jul 20256111 PMAQI
11th Jul 20256112 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
30°C24/35°C
11th Jul 2025704 AMAQI
11th Jul 2025695 AMAQI
11th Jul 2025696 AMAQI
11th Jul 2025697 AMAQI
11th Jul 2025698 AMAQI
11th Jul 2025319 AMAQI
11th Jul 20251910 AMAQI
11th Jul 20251911 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025401 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025393 PMAQI
11th Jul 2025414 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025396 PMAQI
11th Jul 2025397 PMAQI
11th Jul 2025458 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025611 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
24°C23/26°C
12th Jul 2025654 AMAQI
12th Jul 2025615 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025617 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025389 AMAQI
12th Jul 20253410 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025534 PMAQI
12th Jul 2025525 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025497 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255610 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025581 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
25°C22/29°C
13th Jul 2025614 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254711 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025514 PMAQI
13th Jul 2025485 PMAQI
13th Jul 2025486 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025518 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
27°C24/31°C
14th Jul 2025584 AMAQI
14th Jul 2025565 AMAQI
14th Jul 2025566 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20252211 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025301 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025323 PMAQI
14th Jul 2025334 PMAQI
14th Jul 2025355 PMAQI
14th Jul 2025376 PMAQI
14th Jul 2025367 PMAQI
14th Jul 2025408 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255111 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025531 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 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 2025329 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252112 PMAQI
15th Jul 2025331 PMAQI
15th Jul 2025362 PMAQI
15th Jul 2025373 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025335 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025328 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254610 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
28°C26/31°C
16th Jul 2025534 AMAQI
16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20254810 AMAQI
16th Jul 20253811 AMAQI
16th Jul 20252912 PMAQI
16th Jul 2025301 PMAQI
16th Jul 2025282 PMAQI
16th Jul 2025263 PMAQI
16th Jul 2025304 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025326 PMAQI
16th Jul 2025287 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025439 PMAQI
16th Jul 20254210 PMAQI
16th Jul 20254311 PMAQI
17th Jul 20254412 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025502 AMAQI
17th Jul 2025513 AMAQI
28°C26/31°C
17th Jul 2025514 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025289 AMAQI
17th Jul 20252410 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20253112 PMAQI
17th Jul 2025341 PMAQI
17th Jul 2025322 PMAQI
17th Jul 2025353 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025441 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
29°C26/32°C
18th Jul 2025474 AMAQI
18th Jul 2025455 AMAQI
18th Jul 2025446 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252411 AMAQI
18th Jul 20252212 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025283 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025305 PMAQI
18th Jul 2025306 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025338 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20254010 PMAQI
18th Jul 20254011 PMAQI
19th Jul 20254012 AMAQI
19th Jul 2025431 AMAQI
19th Jul 2025452 AMAQI
19th Jul 2025463 AMAQI
28°C25/32°C
19th Jul 2025444 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252210 AMAQI
19th Jul 20252011 AMAQI
19th Jul 20251812 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025252 PMAQI
19th Jul 2025263 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025256 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025379 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025371 AMAQI
20th Jul 2025422 AMAQI
20th Jul 2025433 AMAQI
29°C25/33°C
20th Jul 2025424 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20252310 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025251 PMAQI
20th Jul 2025282 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025284 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025347 PMAQI
20th Jul 2025368 PMAQI
20th Jul 2025359 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025392 AMAQI
21st Jul 2025393 AMAQI
30°C27/34°C
21st Jul 2025384 AMAQI
21st Jul 2025365 AMAQI
21st Jul 2025366 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025349 AMAQI
21st Jul 20253410 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254612 PMAQI
21st Jul 2025511 PMAQI
21st Jul 2025472 PMAQI
21st Jul 2025433 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025345 PMAQI
21st Jul 2025356 PMAQI
21st Jul 2025367 PMAQI
21st Jul 2025368 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025373 AMAQI
31°C28/36°C
22nd Jul 2025364 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20254911 AMAQI
22nd Jul 20255212 PMAQI
22nd Jul 2025511 PMAQI
22nd Jul 2025552 PMAQI
22nd Jul 2025543 PMAQI
22nd Jul 2025514 PMAQI
22nd Jul 2025475 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025368 PMAQI
22nd Jul 2025339 PMAQI
22nd Jul 20253310 PMAQI
22nd Jul 20253511 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025363 AMAQI
31°C28/36°C
23rd Jul 2025374 AMAQI
23rd Jul 2025395 AMAQI
23rd Jul 2025396 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025519 AMAQI
23rd Jul 20255810 AMAQI
23rd Jul 20256011 AMAQI
23rd Jul 20256112 PMAQI
23rd Jul 2025601 PMAQI
23rd Jul 2025602 PMAQI
23rd Jul 2025593 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025535 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025487 PMAQI
23rd Jul 2025378 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20253410 PMAQI
23rd Jul 20253411 PMAQI
24th Jul 20253412 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025373 AMAQI
31°C29/36°C
24th Jul 2025394 AMAQI
24th Jul 2025415 AMAQI
24th Jul 2025406 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025529 AMAQI
24th Jul 20256010 AMAQI
24th Jul 20256011 AMAQI
24th Jul 20256212 PMAQI
24th Jul 2025591 PMAQI
24th Jul 2025582 PMAQI
24th Jul 2025593 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025417 PMAQI
24th Jul 2025348 PMAQI
24th Jul 2025359 PMAQI
24th Jul 20253610 PMAQI
24th Jul 20253711 PMAQI
25th Jul 20253712 AMAQI
25th Jul 2025371 AMAQI
25th Jul 2025382 AMAQI
25th Jul 2025383 AMAQI
32°C29/36°C
25th Jul 2025404 AMAQI
25th Jul 2025435 AMAQI
25th Jul 2025446 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025438 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255710 AMAQI
25th Jul 20255811 AMAQI
25th Jul 20255912 PMAQI
25th Jul 2025571 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025443 PMAQI
25th Jul 2025404 PMAQI
25th Jul 2025415 PMAQI
25th Jul 2025406 PMAQI
25th Jul 2025327 PMAQI
25th Jul 2025318 PMAQI
25th Jul 2025369 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253412 AMAQI
26th Jul 2025351 AMAQI
26th Jul 2025402 AMAQI
26th Jul 2025403 AMAQI
32°C29/36°C
26th Jul 2025414 AMAQI
26th Jul 2025445 AMAQI
26th Jul 2025446 AMAQI
26th Jul 2025447 AMAQI
26th Jul 2025448 AMAQI
26th Jul 2025509 AMAQI
26th Jul 20255510 AMAQI
26th Jul 20255711 AMAQI
26th Jul 20255812 PMAQI
26th Jul 2025541 PMAQI
26th Jul 2025522 PMAQI
26th Jul 2025423 PMAQI
26th Jul 2025354 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025296 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025348 PMAQI
26th Jul 2025369 PMAQI
26th Jul 20253510 PMAQI
26th Jul 20253311 PMAQI
27th Jul 20253212 AMAQI
27th Jul 2025341 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025393 AMAQI
32°C29/37°C
27th Jul 2025404 AMAQI
27th Jul 2025445 AMAQI
27th Jul 2025436 AMAQI
27th Jul 2025447 AMAQI
27th Jul 2025448 AMAQI
27th Jul 2025419 AMAQI
27th Jul 20254310 AMAQI
27th Jul 20254911 AMAQI
27th Jul 20254712 PMAQI
27th Jul 2025441 PMAQI
27th Jul 2025392 PMAQI
27th Jul 2025373 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025325 PMAQI
27th Jul 2025286 PMAQI
27th Jul 2025277 PMAQI
27th Jul 2025278 PMAQI
27th Jul 2025339 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253011 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025382 AMAQI
28th Jul 2025383 AMAQI
32°C29/36°C
28th Jul 2025394 AMAQI
28th Jul 2025415 AMAQI
28th Jul 2025416 AMAQI
28th Jul 2025407 AMAQI
28th Jul 2025418 AMAQI
28th Jul 2025319 AMAQI
28th Jul 20253410 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20254412 PMAQI
28th Jul 2025471 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025553 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025575 PMAQI
28th Jul 2025526 PMAQI
28th Jul 2025417 PMAQI
28th Jul 2025378 PMAQI
28th Jul 2025369 PMAQI
28th Jul 20253610 PMAQI
28th Jul 20253611 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025341 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025363 AMAQI
32°C29/37°C
29th Jul 2025384 AMAQI
29th Jul 2025405 AMAQI
29th Jul 2025406 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025398 AMAQI
29th Jul 2025439 AMAQI
29th Jul 20255310 AMAQI
29th Jul 20255311 AMAQI
29th Jul 20255212 PMAQI
29th Jul 2025491 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025513 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025515 PMAQI
29th Jul 2025486 PMAQI
29th Jul 2025397 PMAQI
29th Jul 2025338 PMAQI
29th Jul 2025349 PMAQI
29th Jul 20253210 PMAQI
29th Jul 20253211 PMAQI
30th Jul 20253312 AMAQI
30th Jul 2025341 AMAQI
30th Jul 2025382 AMAQI
30th Jul 2025383 AMAQI
32°C28/38°C
30th Jul 2025384 AMAQI
30th Jul 2025405 AMAQI
30th Jul 2025406 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025418 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20251710 AMAQI
30th Jul 20252111 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025301 PMAQI
30th Jul 2025342 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025334 PMAQI
30th Jul 2025325 PMAQI
30th Jul 2025326 PMAQI
30th Jul 2025337 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253712 AMAQI
31st Jul 2025361 AMAQI
31st Jul 2025362 AMAQI
31st Jul 2025373 AMAQI
31°C28/36°C
31st Jul 2025364 AMAQI
31st Jul 2025355 AMAQI
31st Jul 2025356 AMAQI
31st Jul 2025357 AMAQI
31st Jul 2025358 AMAQI
31st Jul 2025359 AMAQI
31st Jul 20253510 AMAQI
31st Jul 20253911 AMAQI
31st Jul 20253712 PMAQI
31st Jul 2025371 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025383 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025295 PMAQI
31st Jul 2025296 PMAQI
31st Jul 2025297 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252910 PMAQI
31st Jul 20252511 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025351 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI
29°C26/34°C
1st Aug 2025354 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025409 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20254111 AMAQI
1st Aug 20254412 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025422 PMAQI
1st Aug 2025343 PMAQI
1st Aug 2025464 PMAQI
1st Aug 2025375 PMAQI
1st Aug 2025416 PMAQI
1st Aug 2025247 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025311 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
28°C27/32°C
2nd Aug 2025374 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025409 AMAQI
2nd Aug 20253810 AMAQI
2nd Aug 20254211 AMAQI
2nd Aug 20253612 PMAQI
2nd Aug 2025451 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025583 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025555 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025428 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
31°C27/37°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025397 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025469 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20256112 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025582 PMAQI
3rd Aug 2025533 PMAQI
3rd Aug 2025494 PMAQI
3rd Aug 2025505 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025537 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025419 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20253911 PMAQI
4th Aug 20253712 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
32°C28/37°C
4th Aug 2025434 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025629 AMAQI
4th Aug 20256610 AMAQI
4th Aug 20257911 AMAQI
4th Aug 20257812 PMAQI
4th Aug 2025921 PMAQI
4th Aug 2025922 PMAQI
4th Aug 2025913 PMAQI
4th Aug 2025884 PMAQI
4th Aug 2025945 PMAQI
4th Aug 2025906 PMAQI
4th Aug 2025737 PMAQI
4th Aug 2025688 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20255112 AMAQI
5th Aug 2025421 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025403 AMAQI
33°C30/38°C
5th Aug 2025514 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025526 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025528 AMAQI
5th Aug 2025619 AMAQI
5th Aug 20256610 AMAQI
5th Aug 20256411 AMAQI
5th Aug 20256412 PMAQI
5th Aug 2025621 PMAQI
5th Aug 2025592 PMAQI
5th Aug 2025573 PMAQI
5th Aug 2025594 PMAQI
5th Aug 2025505 PMAQI
5th Aug 2025516 PMAQI
5th Aug 2025517 PMAQI
5th Aug 2025528 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254910 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254812 AMAQI
6th Aug 2025491 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025503 AMAQI
34°C29/40°C
6th Aug 2025524 AMAQI
4 AM6th Aug 2025535 AMAQI
6th Aug 2025536 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025389 AMAQI
6th Aug 20253810 AMAQI
6th Aug 20254211 AMAQI
11 AM6th Aug 20254912 PMAQI
6th Aug 2025511 PMAQI
6th Aug 2025532 PMAQI
6th Aug 2025483 PMAQI
6th Aug 2025484 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025546 PMAQI
6 PM6th Aug 2025587 PMAQI
6th Aug 2025538 PMAQI
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
4 AM - 6 PM
48AQI
15 hours / Day
450 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 4 AM to 6 PM (Avg. 48).
Night time
Avg. Highest Time
12 AM - 11 PM
45AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
45AQI
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. 45), while the lowest AQI was between 12 AM to 11 PM (Avg. 45).
2025 Days Vs Air Quality
Chuocho, Honcho, Tokyo, Japan
2025
94%
205
6%
12
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
205 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 218 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
Chuocho, Honcho, 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
26AQI
26AQI
2nd January 2025
25AQI
25AQI
3rd January 2025
23AQI
23AQI
4th January 2025
25AQI
25AQI
5th January 2025
24AQI
24AQI
6th January 2025
28AQI
28AQI
7th January 2025
23AQI
23AQI
8th January 2025
27AQI
27AQI
9th January 2025
23AQI
23AQI
10th January 2025
24AQI
24AQI
11th January 2025
23AQI
23AQI
12th January 2025
26AQI
26AQI
13th January 2025
27AQI
27AQI
14th January 2025
25AQI
25AQI
15th January 2025
26AQI
26AQI
16th January 2025
24AQI
24AQI
17th January 2025
26AQI
26AQI
18th January 2025
25AQI
25AQI
19th January 2025
28AQI
28AQI
20th January 2025
28AQI
28AQI
21st January 2025
28AQI
28AQI
22nd January 2025
28AQI
28AQI
23rd January 2025
30AQI
30AQI
24th January 2025
33AQI
33AQI
25th January 2025
28AQI
28AQI
26th January 2025
30AQI
30AQI
27th January 2025
24AQI
24AQI
28th January 2025
28AQI
28AQI
29th January 2025
25AQI
25AQI
30th January 2025
28AQI
28AQI
31st January 2025
26AQI
26AQI
1st February 2025
28AQI
28AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
27AQI
27AQI
4th February 2025
30AQI
30AQI
5th February 2025
27AQI
27AQI
6th February 2025
27AQI
27AQI
7th February 2025
25AQI
25AQI
8th February 2025
26AQI
26AQI
9th February 2025
25AQI
25AQI
10th February 2025
25AQI
25AQI
11th February 2025
26AQI
26AQI
12th February 2025
27AQI
27AQI
13th February 2025
37AQI
37AQI
14th February 2025
26AQI
26AQI
15th February 2025
34AQI
34AQI
16th February 2025
28AQI
28AQI
17th February 2025
32AQI
32AQI
18th February 2025
27AQI
27AQI
19th February 2025
29AQI
29AQI
20th February 2025
27AQI
27AQI
21st February 2025
28AQI
28AQI
22nd February 2025
27AQI
27AQI
23rd February 2025
29AQI
29AQI
24th February 2025
27AQI
27AQI
25th February 2025
29AQI
29AQI
26th February 2025
31AQI
31AQI
27th February 2025
35AQI
35AQI
28th February 2025
38AQI
38AQI
1st March 2025
45AQI
45AQI
2nd March 2025
43AQI
43AQI
3rd March 2025
32AQI
32AQI
4th March 2025
31AQI
31AQI
5th March 2025
26AQI
26AQI
6th March 2025
30AQI
30AQI
7th March 2025
31AQI
31AQI
8th March 2025
31AQI
31AQI
9th March 2025
35AQI
35AQI
10th March 2025
32AQI
32AQI
11th March 2025
33AQI
33AQI
12th March 2025
32AQI
32AQI
13th March 2025
37AQI
37AQI
14th March 2025
24AQI
24AQI
15th March 2025
22AQI
22AQI
16th March 2025
17AQI
17AQI
17th March 2025
17AQI
17AQI
18th March 2025
15AQI
15AQI
19th March 2025
14AQI
14AQI
20th March 2025
16AQI
16AQI
21st March 2025
22AQI
22AQI
22nd March 2025
26AQI
26AQI
23rd March 2025
29AQI
29AQI
24th March 2025
30AQI
30AQI
25th March 2025
50AQI
50AQI
26th March 2025
60AQI
60AQI
27th March 2025
57AQI
57AQI
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
19AQI
19AQI
5th April 2025
17AQI
17AQI
6th April 2025
14AQI
14AQI
7th April 2025
15AQI
15AQI
8th April 2025
18AQI
18AQI
9th April 2025
16AQI
16AQI
10th April 2025
20AQI
20AQI
11th April 2025
21AQI
21AQI
12th April 2025
21AQI
21AQI
13th April 2025
18AQI
18AQI
14th April 2025
20AQI
20AQI
15th April 2025
19AQI
19AQI
16th April 2025
18AQI
18AQI
17th April 2025
24AQI
24AQI
18th April 2025
28AQI
28AQI
19th April 2025
32AQI
32AQI
20th April 2025
26AQI
26AQI
21st April 2025
23AQI
23AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
17AQI
17AQI
24th April 2025
16AQI
16AQI
25th April 2025
19AQI
19AQI
26th April 2025
20AQI
20AQI
27th April 2025
21AQI
21AQI
28th April 2025
19AQI
19AQI
29th April 2025
15AQI
15AQI
30th April 2025
19AQI
19AQI
1st May 2025
18AQI
18AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
17AQI
17AQI
4th May 2025
22AQI
22AQI
5th May 2025
18AQI
18AQI
6th May 2025
17AQI
17AQI
7th May 2025
14AQI
14AQI
8th May 2025
17AQI
17AQI
9th May 2025
17AQI
17AQI
10th May 2025
14AQI
14AQI
11th May 2025
16AQI
16AQI
12th May 2025
15AQI
15AQI
13th May 2025
19AQI
19AQI
14th May 2025
19AQI
19AQI
15th May 2025
20AQI
20AQI
16th May 2025
22AQI
22AQI
17th May 2025
18AQI
18AQI
18th May 2025
24AQI
24AQI
19th May 2025
25AQI
25AQI
20th May 2025
37AQI
37AQI
21st May 2025
39AQI
39AQI
22nd May 2025
29AQI
29AQI
23rd May 2025
28AQI
28AQI
24th May 2025
24AQI
24AQI
25th May 2025
19AQI
19AQI
26th May 2025
19AQI
19AQI
27th May 2025
20AQI
20AQI
28th May 2025
21AQI
21AQI
29th May 2025
20AQI
20AQI
30th May 2025
16AQI
16AQI
31st May 2025
13AQI
13AQI
1st June 2025
16AQI
16AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
17AQI
17AQI
4th June 2025
16AQI
16AQI
5th June 2025
22AQI
22AQI
6th June 2025
23AQI
23AQI
7th June 2025
25AQI
25AQI
8th June 2025
30AQI
30AQI
9th June 2025
25AQI
25AQI
10th June 2025
20AQI
20AQI
11th June 2025
19AQI
19AQI
12th June 2025
21AQI
21AQI
13th June 2025
21AQI
21AQI
14th June 2025
19AQI
19AQI
15th June 2025
18AQI
18AQI
16th June 2025
18AQI
18AQI
17th June 2025
27AQI
27AQI
18th June 2025
21AQI
21AQI
19th June 2025
23AQI
23AQI
20th June 2025
23AQI
23AQI
21st June 2025
19AQI
19AQI
22nd June 2025
11AQI
11AQI
23rd June 2025
12AQI
12AQI
24th June 2025
14AQI
14AQI
25th June 2025
14AQI
14AQI
26th June 2025
15AQI
15AQI
27th June 2025
18AQI
18AQI
28th June 2025
17AQI
17AQI
29th June 2025
19AQI
19AQI
30th June 2025
32AQI
32AQI
1st July 2025
36AQI
36AQI
2nd July 2025
42AQI
42AQI
3rd July 2025
48AQI
48AQI
4th July 2025
47AQI
47AQI
5th July 2025
48AQI
48AQI
6th July 2025
55AQI
55AQI
7th July 2025
71AQI
71AQI
8th July 2025
77AQI
77AQI
9th July 2025
80AQI
80AQI
10th July 2025
64AQI
64AQI
11th July 2025
53AQI
53AQI
12th July 2025
55AQI
55AQI
13th July 2025
54AQI
54AQI
14th July 2025
46AQI
46AQI
15th July 2025
44AQI
44AQI
16th July 2025
43AQI
43AQI
17th July 2025
42AQI
42AQI
18th July 2025
38AQI
38AQI
19th July 2025
35AQI
35AQI
20th July 2025
34AQI
34AQI
21st July 2025
37AQI
37AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
42AQI
42AQI
24th July 2025
42AQI
42AQI
25th July 2025
41AQI
41AQI
26th July 2025
40AQI
40AQI
27th July 2025
36AQI
36AQI
28th July 2025
40AQI
40AQI
29th July 2025
40AQI
40AQI
30th July 2025
34AQI
34AQI
31st July 2025
34AQI
34AQI
1st August 2025
34AQI
34AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
44AQI
44AQI
4th August 2025
56AQI
56AQI
5th August 2025
51AQI
51AQI
26AQI
29AQI
31AQI
20AQI
20AQI
20AQI
46AQI
45AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
31
28
29
2
30
31
30
23
8
3
2
205
12
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
June20AQI
202429AQI
31
29
31
30
31
28
2
25
6
31
29
1
31
30
31
357
9
Highest AQI recorded in
July38AQI
Lowest AQI recorded in
August25AQI
202327AQI
31
25
1
28
3
24
6
31
29
1
31
31
30
31
28
1
31
350
12
Highest AQI recorded in
April34AQI
Lowest AQI recorded in
August20AQI
202228AQI
3
20
1
25
6
21
9
30
1
30
20
2
1
28
31
30
31
270
19
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
January21AQI
202121AQI
31
28
31
30
30
1
30
31
30
1
30
31
30
31
363
2
Highest AQI recorded in
June29AQI
Lowest AQI recorded in
January12AQI
202014AQI
13
21
18
30
31
31
19
31
30
31
255
Highest AQI recorded in
August21AQI
Lowest AQI recorded in
April10AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2024(Avg.)
29AQILeast Polluted Year Recorded
2020(Avg.)
14AQIChuocho's annual 2025 AQI (28) shows an average percentage change of 26.9% (worsened AQI) compared to previous years: 2020 (14), 2021 (21), 2022 (28), 2023 (27), 2024 (29).
