Country Background

Kobuchi, Machida, 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

Kobuchi, Machida, Tokyo, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
5th Aug 2023
176AQI
Lowest AQI recorded on
26th Aug 2024
12AQI


Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 4th Aug - 5th Aug 2025

Kobuchi, Machida, Tokyo, 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
2PM4th Aug

97AQI

Avg. Lowest Time
3AM5th Aug

42AQI

In the last 24 hours,

Kobuchi's AQI reached its highest point of 97 at 2 PM during the Night, while the lowest point, 42, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Kobuchi, Machida, Tokyo, 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 2025444 AMAQI
6th Jul 2025455 AMAQI
6th Jul 2025476 AMAQI
6th Jul 2025477 AMAQI
6th Jul 2025478 AMAQI
6th Jul 2025549 AMAQI
6th Jul 20256010 AMAQI
6th Jul 20256411 AMAQI
6th Jul 20256012 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025642 PMAQI
6th Jul 2025623 PMAQI
6th Jul 2025624 PMAQI
6th Jul 2025775 PMAQI
6th Jul 2025886 PMAQI
6th Jul 2025877 PMAQI
6th Jul 2025808 PMAQI
6th Jul 2025679 PMAQI
6th Jul 20256810 PMAQI
6th Jul 20256711 PMAQI
7th Jul 20256712 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025472 AMAQI
7th Jul 2025483 AMAQI

30°C27/35°C

7th Jul 2025504 AMAQI
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025839 AMAQI
7th Jul 20259710 AMAQI
7th Jul 202510211 AMAQI
7th Jul 20259712 PMAQI
7th Jul 2025941 PMAQI
7th Jul 2025832 PMAQI
7th Jul 2025653 PMAQI
7th Jul 2025634 PMAQI
7th Jul 2025905 PMAQI
7th Jul 20251106 PMAQI
7th Jul 20251117 PMAQI
7th Jul 20251048 PMAQI
7th Jul 2025829 PMAQI
7th Jul 20258810 PMAQI
7th Jul 20258211 PMAQI
8th Jul 20258212 AMAQI
8th Jul 2025681 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025553 AMAQI

30°C27/34°C

8th Jul 2025584 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 20251109 AMAQI
8th Jul 202511510 AMAQI
8th Jul 202510811 AMAQI
8th Jul 202510212 PMAQI
8th Jul 2025961 PMAQI
8th Jul 2025522 PMAQI
8th Jul 2025563 PMAQI
8th Jul 2025574 PMAQI
8th Jul 2025585 PMAQI
8th Jul 2025726 PMAQI
8th Jul 2025937 PMAQI
8th Jul 2025898 PMAQI
8th Jul 2025789 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20257811 PMAQI
9th Jul 20257912 AMAQI
9th Jul 2025731 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025643 AMAQI

29°C27/33°C

9th Jul 2025664 AMAQI
9th Jul 2025705 AMAQI
9th Jul 2025716 AMAQI
9th Jul 2025707 AMAQI
9th Jul 2025718 AMAQI
9th Jul 2025879 AMAQI
9th Jul 20259610 AMAQI
9th Jul 202510611 AMAQI
9th Jul 202511112 PMAQI
9th Jul 20251061 PMAQI
9th Jul 2025882 PMAQI
9th Jul 2025623 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025655 PMAQI
9th Jul 2025706 PMAQI
9th Jul 2025607 PMAQI
9th Jul 2025598 PMAQI
9th Jul 2025639 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20255811 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025702 AMAQI
10th Jul 2025703 AMAQI

29°C26/33°C

10th Jul 2025724 AMAQI
10th Jul 2025755 AMAQI
10th Jul 2025756 AMAQI
10th Jul 2025767 AMAQI
10th Jul 2025768 AMAQI
10th Jul 2025489 AMAQI
10th Jul 20254810 AMAQI
10th Jul 20257011 AMAQI
10th Jul 20256012 PMAQI
10th Jul 2025421 PMAQI
10th Jul 2025302 PMAQI
10th Jul 2025303 PMAQI
10th Jul 2025254 PMAQI
10th Jul 2025265 PMAQI
10th Jul 2025276 PMAQI
10th Jul 2025277 PMAQI
10th Jul 2025398 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025601 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI

29°C24/34°C

11th Jul 2025694 AMAQI
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025668 AMAQI
11th Jul 2025349 AMAQI
11th Jul 20252010 AMAQI
11th Jul 20252411 AMAQI
11th Jul 20252912 PMAQI
11th Jul 2025331 PMAQI
11th Jul 2025312 PMAQI
11th Jul 2025343 PMAQI
11th Jul 2025344 PMAQI
11th Jul 2025335 PMAQI
11th Jul 2025286 PMAQI
11th Jul 2025267 PMAQI
11th Jul 2025398 PMAQI
11th Jul 2025539 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025591 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI

24°C23/27°C

12th Jul 2025634 AMAQI
12th Jul 2025605 AMAQI
12th Jul 2025606 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025349 AMAQI
12th Jul 20253210 AMAQI
12th Jul 20253711 AMAQI
12th Jul 20253612 PMAQI
12th Jul 2025451 PMAQI
12th Jul 2025502 PMAQI
12th Jul 2025503 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025515 PMAQI
12th Jul 2025516 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025538 PMAQI
12th Jul 2025569 PMAQI
12th Jul 20255610 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025571 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI

25°C22/29°C

13th Jul 2025604 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20254210 AMAQI
13th Jul 20254611 AMAQI
13th Jul 20255012 PMAQI
13th Jul 2025491 PMAQI
13th Jul 2025422 PMAQI
13th Jul 2025403 PMAQI
13th Jul 2025384 PMAQI
13th Jul 2025335 PMAQI
13th Jul 2025306 PMAQI
13th Jul 2025297 PMAQI
13th Jul 2025368 PMAQI
13th Jul 2025499 PMAQI
13th Jul 20254710 PMAQI
13th Jul 20254611 PMAQI
14th Jul 20255012 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI

26°C24/30°C

14th Jul 2025574 AMAQI
14th Jul 2025565 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20252010 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025321 PMAQI
14th Jul 2025262 PMAQI
14th Jul 2025213 PMAQI
14th Jul 2025184 PMAQI
14th Jul 2025205 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025257 PMAQI
14th Jul 2025358 PMAQI
14th Jul 2025479 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254511 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025501 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI

26°C25/29°C

15th Jul 2025554 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025537 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20251610 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20252612 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025262 PMAQI
15th Jul 2025293 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025325 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025247 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025409 PMAQI
15th Jul 20254210 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254512 AMAQI
16th Jul 2025491 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI

27°C26/29°C

16th Jul 2025524 AMAQI
16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025549 AMAQI
16th Jul 20255010 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20252412 PMAQI
16th Jul 2025251 PMAQI
16th Jul 2025252 PMAQI
16th Jul 2025243 PMAQI
16th Jul 2025284 PMAQI
16th Jul 2025295 PMAQI
16th Jul 2025266 PMAQI
16th Jul 2025277 PMAQI
16th Jul 2025278 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025411 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025513 AMAQI

27°C25/30°C

17th Jul 2025504 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252610 AMAQI
17th Jul 20253211 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025341 PMAQI
17th Jul 2025312 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025334 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025388 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254410 PMAQI
17th Jul 20254611 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025441 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI

28°C25/31°C

18th Jul 2025464 AMAQI
18th Jul 2025445 AMAQI
18th Jul 2025446 AMAQI
18th Jul 2025447 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20251710 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252712 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025272 PMAQI
18th Jul 2025253 PMAQI
18th Jul 2025234 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025236 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025318 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253512 AMAQI
19th Jul 2025381 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI

27°C24/31°C

19th Jul 2025444 AMAQI
19th Jul 2025425 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025418 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252311 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025241 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025173 PMAQI
19th Jul 2025194 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025166 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025309 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253011 PMAQI
20th Jul 20253112 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025433 AMAQI

28°C25/31°C

20th Jul 2025414 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025193 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025165 PMAQI
20th Jul 2025186 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025328 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI

29°C25/32°C

21st Jul 2025384 AMAQI
21st Jul 2025375 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025339 AMAQI
21st Jul 20253810 AMAQI
21st Jul 20253911 AMAQI
21st Jul 20253312 PMAQI
21st Jul 2025321 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025294 PMAQI
21st Jul 2025285 PMAQI
21st Jul 2025276 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20252810 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20252812 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI

30°C27/34°C

22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025379 AMAQI
22nd Jul 20254610 AMAQI
22nd Jul 20255411 AMAQI
22nd Jul 20255812 PMAQI
22nd Jul 2025601 PMAQI
22nd Jul 2025502 PMAQI
22nd Jul 2025393 PMAQI
22nd Jul 2025384 PMAQI
22nd Jul 2025305 PMAQI
22nd Jul 2025206 PMAQI
22nd Jul 2025167 PMAQI
22nd Jul 2025198 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025351 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025373 AMAQI

30°C27/35°C

23rd Jul 2025384 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025416 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025369 AMAQI
23rd Jul 20253510 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20256512 PMAQI
23rd Jul 2025621 PMAQI
23rd Jul 2025522 PMAQI
23rd Jul 2025503 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025425 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025347 PMAQI
23rd Jul 2025308 PMAQI
23rd Jul 2025339 PMAQI
23rd Jul 20253110 PMAQI
23rd Jul 20252911 PMAQI
24th Jul 20253012 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025383 AMAQI

30°C27/34°C

24th Jul 2025394 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025436 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025549 AMAQI
24th Jul 20255810 AMAQI
24th Jul 20255711 AMAQI
24th Jul 20256112 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025482 PMAQI
24th Jul 2025443 PMAQI
24th Jul 2025464 PMAQI
24th Jul 2025465 PMAQI
24th Jul 2025416 PMAQI
24th Jul 2025317 PMAQI
24th Jul 2025308 PMAQI
24th Jul 2025339 PMAQI
24th Jul 20253710 PMAQI
24th Jul 20253611 PMAQI
25th Jul 20253412 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025383 AMAQI

30°C27/35°C

25th Jul 2025414 AMAQI
25th Jul 2025445 AMAQI
25th Jul 2025456 AMAQI
25th Jul 2025447 AMAQI
25th Jul 2025448 AMAQI
25th Jul 2025519 AMAQI
25th Jul 20254510 AMAQI
25th Jul 20253811 AMAQI
25th Jul 20254712 PMAQI
25th Jul 2025411 PMAQI
25th Jul 2025352 PMAQI
25th Jul 2025313 PMAQI
25th Jul 2025304 PMAQI
25th Jul 2025285 PMAQI
25th Jul 2025266 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025318 PMAQI
25th Jul 2025369 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253212 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025412 AMAQI
26th Jul 2025403 AMAQI

31°C27/34°C

26th Jul 2025414 AMAQI
26th Jul 2025425 AMAQI
26th Jul 2025426 AMAQI
26th Jul 2025437 AMAQI
26th Jul 2025428 AMAQI
26th Jul 2025499 AMAQI
26th Jul 20255110 AMAQI
26th Jul 20255011 AMAQI
26th Jul 20254312 PMAQI
26th Jul 2025401 PMAQI
26th Jul 2025332 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025187 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025309 PMAQI
26th Jul 20253110 PMAQI
26th Jul 20253311 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025351 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025393 AMAQI

30°C27/35°C

27th Jul 2025394 AMAQI
27th Jul 2025405 AMAQI
27th Jul 2025416 AMAQI
27th Jul 2025407 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025389 AMAQI
27th Jul 20254010 AMAQI
27th Jul 20254011 AMAQI
27th Jul 20253412 PMAQI
27th Jul 2025291 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025294 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025186 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025248 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252910 PMAQI
27th Jul 20253011 PMAQI
28th Jul 20253012 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025382 AMAQI
28th Jul 2025383 AMAQI

30°C27/34°C

28th Jul 2025384 AMAQI
28th Jul 2025375 AMAQI
28th Jul 2025376 AMAQI
28th Jul 2025387 AMAQI
28th Jul 2025388 AMAQI
28th Jul 2025349 AMAQI
28th Jul 20254310 AMAQI
28th Jul 20255211 AMAQI
28th Jul 20255312 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025452 PMAQI
28th Jul 2025413 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025227 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025259 PMAQI
28th Jul 20252510 PMAQI
28th Jul 20252711 PMAQI
29th Jul 20252712 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025363 AMAQI

30°C27/35°C

29th Jul 2025384 AMAQI
29th Jul 2025395 AMAQI
29th Jul 2025406 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025398 AMAQI
29th Jul 2025519 AMAQI
29th Jul 20255710 AMAQI
29th Jul 20256011 AMAQI
29th Jul 20255912 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025445 PMAQI
29th Jul 2025316 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025288 PMAQI
29th Jul 2025309 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252911 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025321 AMAQI
30th Jul 2025352 AMAQI
30th Jul 2025363 AMAQI

30°C26/36°C

30th Jul 2025384 AMAQI
30th Jul 2025425 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025249 AMAQI
30th Jul 20252110 AMAQI
30th Jul 20252411 AMAQI
30th Jul 20252612 PMAQI
30th Jul 2025251 PMAQI
30th Jul 2025262 PMAQI
30th Jul 2025263 PMAQI
30th Jul 2025314 PMAQI
30th Jul 2025355 PMAQI
30th Jul 2025326 PMAQI
30th Jul 2025287 PMAQI
30th Jul 2025318 PMAQI
30th Jul 2025359 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253511 PMAQI
31st Jul 20253712 AMAQI
31st Jul 2025371 AMAQI
31st Jul 2025362 AMAQI
31st Jul 2025373 AMAQI

30°C27/36°C

31st Jul 2025364 AMAQI
31st Jul 2025365 AMAQI
31st Jul 2025366 AMAQI
31st Jul 2025367 AMAQI
31st Jul 2025368 AMAQI
31st Jul 2025369 AMAQI
31st Jul 20253610 AMAQI
31st Jul 20254311 AMAQI
31st Jul 20254812 PMAQI
31st Jul 2025421 PMAQI
31st Jul 2025472 PMAQI
31st Jul 2025463 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025217 PMAQI
31st Jul 2025248 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20253011 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025331 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI

29°C26/34°C

1st Aug 2025364 AMAQI
1st Aug 2025355 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025379 AMAQI
1st Aug 20252810 AMAQI
1st Aug 20255111 AMAQI
1st Aug 20254412 PMAQI
1st Aug 2025491 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025353 PMAQI
1st Aug 2025424 PMAQI
1st Aug 2025365 PMAQI
1st Aug 2025416 PMAQI
1st Aug 2025247 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025319 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025363 AMAQI

28°C26/32°C

2nd Aug 2025384 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025399 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20254511 AMAQI
2nd Aug 20254012 PMAQI
2nd Aug 2025511 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025517 PMAQI
2nd Aug 2025378 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20253312 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025383 AMAQI

31°C27/35°C

3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025449 AMAQI
3rd Aug 20255210 AMAQI
3rd Aug 20255711 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025581 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025543 PMAQI
3rd Aug 2025534 PMAQI
3rd Aug 2025515 PMAQI
3rd Aug 2025536 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025528 PMAQI
3rd Aug 2025469 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254211 PMAQI
4th Aug 20253612 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI

31°C27/37°C

4th Aug 2025444 AMAQI
4th Aug 2025455 AMAQI
4th Aug 2025456 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025619 AMAQI
4th Aug 20256610 AMAQI
4th Aug 20258011 AMAQI
4th Aug 20258212 PMAQI
4th Aug 2025901 PMAQI
4th Aug 2025972 PMAQI
4th Aug 2025873 PMAQI
4th Aug 2025904 PMAQI
4th Aug 2025975 PMAQI
4th Aug 2025846 PMAQI
4th Aug 2025747 PMAQI
4th Aug 2025668 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20255011 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025461 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI

--°C/°C

4 AM
11 AM
6 PM
11 PM
3 AM

--°C/°C

Day time
Avg. Highest Time
11 AM - 1 PM

49AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
3 PM - 6 PM

40AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 1 PM (Avg. 49), while the lowest AQI was between 3 PM to 6 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 3 AM

45AQI

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

38AQI

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. 45), while the lowest AQI was between 7 PM to 7 PM (Avg. 38).

2025 Days Vs Air Quality

Kobuchi, Machida, Tokyo, Japan

2025

96%

206

4%

9

Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)

Good
206 Days
Moderate
9 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2025, 96% 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

Kobuchi, Machida, 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
25AQI
2nd January 2025
29AQI
3rd January 2025
23AQI
4th January 2025
25AQI
5th January 2025
22AQI
6th January 2025
34AQI
7th January 2025
26AQI
8th January 2025
31AQI
9th January 2025
28AQI
10th January 2025
30AQI
11th January 2025
25AQI
12th January 2025
27AQI
13th January 2025
28AQI
14th January 2025
26AQI
15th January 2025
27AQI
16th January 2025
23AQI
17th January 2025
25AQI
18th January 2025
25AQI
19th January 2025
28AQI
20th January 2025
27AQI
21st January 2025
29AQI
22nd January 2025
32AQI
23rd January 2025
35AQI
24th January 2025
34AQI
25th January 2025
31AQI
26th January 2025
30AQI
27th January 2025
25AQI
28th January 2025
27AQI
29th January 2025
25AQI
30th January 2025
24AQI
31st January 2025
25AQI
1st February 2025
23AQI
2nd February 2025
23AQI
3rd February 2025
26AQI
4th February 2025
26AQI
5th February 2025
26AQI
6th February 2025
26AQI
7th February 2025
25AQI
8th February 2025
25AQI
9th February 2025
26AQI
10th February 2025
25AQI
11th February 2025
27AQI
12th February 2025
26AQI
13th February 2025
28AQI
14th February 2025
26AQI
15th February 2025
26AQI
16th February 2025
29AQI
17th February 2025
30AQI
18th February 2025
26AQI
19th February 2025
27AQI
20th February 2025
26AQI
21st February 2025
26AQI
22nd February 2025
26AQI
23rd February 2025
27AQI
24th February 2025
28AQI
25th February 2025
29AQI
26th February 2025
28AQI
27th February 2025
30AQI
28th February 2025
34AQI
1st March 2025
50AQI
2nd March 2025
36AQI
3rd March 2025
36AQI
4th March 2025
28AQI
5th March 2025
26AQI
6th March 2025
27AQI
7th March 2025
28AQI
8th March 2025
29AQI
9th March 2025
30AQI
10th March 2025
28AQI
11th March 2025
29AQI
12th March 2025
27AQI
13th March 2025
30AQI
14th March 2025
22AQI
15th March 2025
20AQI
16th March 2025
16AQI
17th March 2025
16AQI
18th March 2025
15AQI
19th March 2025
14AQI
20th March 2025
17AQI
21st March 2025
25AQI
22nd March 2025
26AQI
23rd March 2025
28AQI
24th March 2025
28AQI
25th March 2025
46AQI
26th March 2025
57AQI
27th March 2025
54AQI
28th March 2025
34AQI
29th March 2025
29AQI
30th March 2025
28AQI
31st March 2025
25AQI
1st April 2025
21AQI
2nd April 2025
20AQI
3rd April 2025
18AQI
4th April 2025
18AQI
5th April 2025
18AQI
6th April 2025
14AQI
7th April 2025
15AQI
8th April 2025
17AQI
9th April 2025
18AQI
10th April 2025
20AQI
11th April 2025
21AQI
12th April 2025
21AQI
13th April 2025
18AQI
14th April 2025
20AQI
15th April 2025
19AQI
16th April 2025
18AQI
17th April 2025
24AQI
18th April 2025
27AQI
19th April 2025
31AQI
20th April 2025
24AQI
21st April 2025
22AQI
22nd April 2025
20AQI
23rd April 2025
14AQI
24th April 2025
15AQI
25th April 2025
17AQI
26th April 2025
19AQI
27th April 2025
20AQI
28th April 2025
19AQI
29th April 2025
14AQI
30th April 2025
18AQI
1st May 2025
17AQI
2nd May 2025
16AQI
3rd May 2025
17AQI
4th May 2025
23AQI
5th May 2025
18AQI
6th May 2025
18AQI
7th May 2025
15AQI
8th May 2025
17AQI
9th May 2025
16AQI
10th May 2025
13AQI
11th May 2025
15AQI
12th May 2025
15AQI
13th May 2025
18AQI
14th May 2025
18AQI
15th May 2025
19AQI
16th May 2025
20AQI
17th May 2025
19AQI
18th May 2025
23AQI
19th May 2025
26AQI
20th May 2025
50AQI
21st May 2025
37AQI
22nd May 2025
31AQI
23rd May 2025
28AQI
24th May 2025
23AQI
25th May 2025
18AQI
26th May 2025
18AQI
27th May 2025
20AQI
28th May 2025
16AQI
29th May 2025
18AQI
30th May 2025
14AQI
31st May 2025
13AQI
1st June 2025
14AQI
2nd June 2025
16AQI
3rd June 2025
17AQI
4th June 2025
17AQI
5th June 2025
24AQI
6th June 2025
23AQI
7th June 2025
32AQI
8th June 2025
29AQI
9th June 2025
25AQI
10th June 2025
22AQI
11th June 2025
21AQI
12th June 2025
24AQI
13th June 2025
22AQI
14th June 2025
19AQI
15th June 2025
21AQI
16th June 2025
20AQI
17th June 2025
27AQI
18th June 2025
26AQI
19th June 2025
25AQI
20th June 2025
23AQI
21st June 2025
20AQI
22nd June 2025
13AQI
23rd June 2025
13AQI
24th June 2025
15AQI
25th June 2025
17AQI
26th June 2025
16AQI
27th June 2025
20AQI
28th June 2025
19AQI
29th June 2025
23AQI
30th June 2025
36AQI
1st July 2025
40AQI
2nd July 2025
46AQI
3rd July 2025
44AQI
4th July 2025
45AQI
5th July 2025
52AQI
6th July 2025
60AQI
7th July 2025
77AQI
8th July 2025
75AQI
9th July 2025
73AQI
10th July 2025
53AQI
11th July 2025
47AQI
12th July 2025
53AQI
13th July 2025
48AQI
14th July 2025
40AQI
15th July 2025
39AQI
16th July 2025
40AQI
17th July 2025
40AQI
18th July 2025
34AQI
19th July 2025
30AQI
20th July 2025
31AQI
21st July 2025
33AQI
22nd July 2025
35AQI
23rd July 2025
39AQI
24th July 2025
42AQI
25th July 2025
37AQI
26th July 2025
35AQI
27th July 2025
32AQI
28th July 2025
34AQI
29th July 2025
39AQI
30th July 2025
33AQI
31st July 2025
35AQI
1st August 2025
35AQI
2nd August 2025
42AQI
3rd August 2025
45AQI

27AQI

27AQI

29AQI

19AQI

20AQI

21AQI

44AQI

41AQI


No. of days

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

202527AQI

31
28
29
2
30
31
30
24
7
3
206
9

Highest AQI recorded in

July

44AQI


Lowest AQI recorded in

April

19AQI


202431AQI

31
29
30
1
29
1
30
1
29
1
25
6
30
1
30
31
30
31
355
11

Highest AQI recorded in

June

41AQI


Lowest AQI recorded in

December

24AQI


202331AQI

31
28
31
29
1
30
1
28
2
29
2
29
1
1
29
1
31
29
31
355
7
1
1

Highest AQI recorded in

April

39AQI


Lowest AQI recorded in

September

25AQI


202236AQI

30
1
20
1
26
5
23
7
24
7
23
7
21
3
1
27
1
31
30
31
287
32

Highest AQI recorded in

May

44AQI


Lowest AQI recorded in

December

28AQI


202125AQI

31
28
31
30
29
2
28
2
30
1
27
4
30
30
1
30
30
1
354
11

Highest AQI recorded in

June

37AQI


Lowest AQI recorded in

January

11AQI


202025AQI

12
1
20
1
18
24
6
27
4
19
12
19
31
30
31
231
24

Highest AQI recorded in

August

46AQI


Lowest AQI recorded in

September

10AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
36AQI
Least Polluted Year Recorded
2021(Avg.)
25AQI


Kobuchi's annual 2025 AQI (27) shows an average percentage change of -7.5% (improved AQI) compared to previous years: 2020 (25), 2021 (25), 2022 (36), 2023 (31), 2024 (31).