Yamatocho, Kawaguchi, Saitama, 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
Yamatocho, Kawaguchi, Saitama, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
22nd Aug 2023
63AQILowest AQI recorded on
7th Aug 2021
11AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Yamatocho, Kawaguchi, Saitama, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
5PM6th Aug
58AQI
Avg. Lowest Time
11AM6th Aug
39AQI
Night time
Avg. Highest Time
7PM6th Aug
57AQI
Avg. Lowest Time
12AM7th Aug
46AQI
In the last 24 hours,
Yamatocho's AQI reached its highest point of 58 at 5 PM during the Day, while the lowest point, 39, was recorded at 11 AM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yamatocho, Kawaguchi, Saitama, Japan
JulAug
08th - 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 - 07th07th
Day
Night
8th Jul 2025584 AMAQI
8th Jul 2025645 AMAQI
8th Jul 2025646 AMAQI
8th Jul 2025647 AMAQI
8th Jul 2025648 AMAQI
8th Jul 20251099 AMAQI
8th Jul 202511810 AMAQI
8th Jul 202511211 AMAQI
8th Jul 202511312 PMAQI
8th Jul 2025921 PMAQI
8th Jul 2025782 PMAQI
8th Jul 2025763 PMAQI
8th Jul 2025944 PMAQI
8th Jul 2025895 PMAQI
8th Jul 2025876 PMAQI
8th Jul 2025857 PMAQI
8th Jul 2025838 PMAQI
8th Jul 2025779 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20257911 PMAQI
9th Jul 20258012 AMAQI
9th Jul 2025751 AMAQI
9th Jul 2025652 AMAQI
9th Jul 2025653 AMAQI
31°C28/35°C
9th Jul 2025674 AMAQI
9th Jul 2025725 AMAQI
9th Jul 2025726 AMAQI
9th Jul 2025727 AMAQI
9th Jul 2025738 AMAQI
9th Jul 20251109 AMAQI
9th Jul 202512410 AMAQI
9th Jul 202513811 AMAQI
9th Jul 202513612 PMAQI
9th Jul 20251111 PMAQI
9th Jul 20251012 PMAQI
9th Jul 20251023 PMAQI
9th Jul 2025994 PMAQI
9th Jul 2025975 PMAQI
9th Jul 2025926 PMAQI
9th Jul 2025767 PMAQI
9th Jul 2025678 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256510 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256312 AMAQI
10th Jul 2025661 AMAQI
10th Jul 2025722 AMAQI
10th Jul 2025723 AMAQI
31°C28/35°C
10th Jul 2025744 AMAQI
10th Jul 2025785 AMAQI
10th Jul 2025786 AMAQI
10th Jul 2025787 AMAQI
10th Jul 2025798 AMAQI
10th Jul 2025499 AMAQI
10th Jul 20255610 AMAQI
10th Jul 20257011 AMAQI
10th Jul 20256812 PMAQI
10th Jul 2025661 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025513 PMAQI
10th Jul 2025504 PMAQI
10th Jul 2025495 PMAQI
10th Jul 2025476 PMAQI
10th Jul 2025507 PMAQI
10th Jul 2025548 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256010 PMAQI
10th Jul 20255911 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025712 AMAQI
11th Jul 2025703 AMAQI
29°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 2025339 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025361 PMAQI
11th Jul 2025382 PMAQI
11th Jul 2025383 PMAQI
11th Jul 2025364 PMAQI
11th Jul 2025355 PMAQI
11th Jul 2025356 PMAQI
11th Jul 2025367 PMAQI
11th Jul 2025428 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025611 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025673 AMAQI
24°C23/27°C
12th Jul 2025654 AMAQI
12th Jul 2025635 AMAQI
12th Jul 2025626 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025628 AMAQI
12th Jul 2025429 AMAQI
12th Jul 20253810 AMAQI
12th Jul 20254011 AMAQI
12th Jul 20254412 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025503 PMAQI
12th Jul 2025504 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025467 PMAQI
12th Jul 2025458 PMAQI
12th Jul 2025559 PMAQI
12th Jul 20255510 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255512 AMAQI
13th Jul 2025581 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
25°C22/29°C
13th Jul 2025614 AMAQI
13th Jul 2025605 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025469 AMAQI
13th Jul 20253910 AMAQI
13th Jul 20255111 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025501 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025543 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025535 PMAQI
13th Jul 2025536 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025498 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255312 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
27°C24/32°C
14th Jul 2025594 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025369 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20252111 AMAQI
14th Jul 20252412 PMAQI
14th Jul 2025281 PMAQI
14th Jul 2025272 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025354 PMAQI
14th Jul 2025325 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
27°C25/30°C
15th Jul 2025564 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025419 AMAQI
15th Jul 20253710 AMAQI
15th Jul 20252811 AMAQI
15th Jul 20252812 PMAQI
15th Jul 2025311 PMAQI
15th Jul 2025372 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025454 PMAQI
15th Jul 2025295 PMAQI
15th Jul 2025336 PMAQI
15th Jul 2025357 PMAQI
15th Jul 2025318 PMAQI
15th Jul 2025439 PMAQI
15th Jul 20254510 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025521 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
28°C26/30°C
16th Jul 2025544 AMAQI
16th Jul 2025525 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025559 AMAQI
16th Jul 20254910 AMAQI
16th Jul 20253711 AMAQI
16th Jul 20253412 PMAQI
16th Jul 2025291 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025263 PMAQI
16th Jul 2025264 PMAQI
16th Jul 2025295 PMAQI
16th Jul 2025286 PMAQI
16th Jul 2025207 PMAQI
16th Jul 2025308 PMAQI
16th Jul 2025439 PMAQI
16th Jul 20254210 PMAQI
16th Jul 20254211 PMAQI
17th Jul 20254412 AMAQI
17th Jul 2025491 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025533 AMAQI
28°C26/30°C
17th Jul 2025524 AMAQI
17th Jul 2025515 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025517 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025279 AMAQI
17th Jul 20252710 AMAQI
17th Jul 20253811 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025362 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025335 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025418 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254410 PMAQI
17th Jul 20254511 PMAQI
18th Jul 20254512 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025502 AMAQI
18th Jul 2025503 AMAQI
29°C27/32°C
18th Jul 2025494 AMAQI
18th Jul 2025475 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025349 AMAQI
18th Jul 20253110 AMAQI
18th Jul 20253211 AMAQI
18th Jul 20253112 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025272 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025354 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025297 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025389 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20253911 PMAQI
19th Jul 20253912 AMAQI
19th Jul 2025431 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025483 AMAQI
29°C26/32°C
19th Jul 2025464 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252210 AMAQI
19th Jul 20252711 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025272 PMAQI
19th Jul 2025263 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025359 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025381 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
29°C26/33°C
20th Jul 2025434 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025416 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025319 AMAQI
20th Jul 20252510 AMAQI
20th Jul 20253311 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025292 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025306 PMAQI
20th Jul 2025317 PMAQI
20th Jul 2025338 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253610 PMAQI
20th Jul 20253711 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025403 AMAQI
30°C27/34°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20253010 AMAQI
21st Jul 20254211 AMAQI
21st Jul 20254812 PMAQI
21st Jul 2025461 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025493 PMAQI
21st Jul 2025464 PMAQI
21st Jul 2025445 PMAQI
21st Jul 2025406 PMAQI
21st Jul 2025357 PMAQI
21st Jul 2025338 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253312 AMAQI
22nd Jul 2025361 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
31°C28/35°C
22nd Jul 2025384 AMAQI
22nd Jul 2025385 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20253910 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20255412 PMAQI
22nd Jul 2025541 PMAQI
22nd Jul 2025572 PMAQI
22nd Jul 2025563 PMAQI
22nd Jul 2025544 PMAQI
22nd Jul 2025495 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025407 PMAQI
22nd Jul 2025408 PMAQI
22nd Jul 2025409 PMAQI
22nd Jul 20254010 PMAQI
22nd Jul 20254011 PMAQI
23rd Jul 20254012 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025383 AMAQI
31°C28/35°C
23rd Jul 2025384 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025359 AMAQI
23rd Jul 20254710 AMAQI
23rd Jul 20255411 AMAQI
23rd Jul 20255612 PMAQI
23rd Jul 2025581 PMAQI
23rd Jul 2025572 PMAQI
23rd Jul 2025583 PMAQI
23rd Jul 2025574 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025516 PMAQI
23rd Jul 2025417 PMAQI
23rd Jul 2025358 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20254110 PMAQI
23rd Jul 20254111 PMAQI
24th Jul 20254412 AMAQI
24th Jul 2025431 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025393 AMAQI
31°C28/35°C
24th Jul 2025404 AMAQI
24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025469 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20255811 AMAQI
24th Jul 20256312 PMAQI
24th Jul 2025601 PMAQI
24th Jul 2025642 PMAQI
24th Jul 2025683 PMAQI
24th Jul 2025624 PMAQI
24th Jul 2025605 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025317 PMAQI
24th Jul 2025338 PMAQI
24th Jul 2025379 PMAQI
24th Jul 20253810 PMAQI
24th Jul 20253911 PMAQI
25th Jul 20253812 AMAQI
25th Jul 2025391 AMAQI
25th Jul 2025392 AMAQI
25th Jul 2025393 AMAQI
32°C28/36°C
25th Jul 2025424 AMAQI
25th Jul 2025465 AMAQI
25th Jul 2025466 AMAQI
25th Jul 2025467 AMAQI
25th Jul 2025448 AMAQI
25th Jul 2025509 AMAQI
25th Jul 20255410 AMAQI
25th Jul 20256011 AMAQI
25th Jul 20255812 PMAQI
25th Jul 2025621 PMAQI
25th Jul 2025602 PMAQI
25th Jul 2025503 PMAQI
25th Jul 2025434 PMAQI
25th Jul 2025425 PMAQI
25th Jul 2025366 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025288 PMAQI
25th Jul 2025349 PMAQI
25th Jul 20253410 PMAQI
25th Jul 20253611 PMAQI
26th Jul 20253412 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025412 AMAQI
26th Jul 2025423 AMAQI
32°C29/36°C
26th Jul 2025424 AMAQI
26th Jul 2025465 AMAQI
26th Jul 2025446 AMAQI
26th Jul 2025457 AMAQI
26th Jul 2025458 AMAQI
26th Jul 2025409 AMAQI
26th Jul 20255110 AMAQI
26th Jul 20256011 AMAQI
26th Jul 20256212 PMAQI
26th Jul 2025581 PMAQI
26th Jul 2025522 PMAQI
26th Jul 2025483 PMAQI
26th Jul 2025474 PMAQI
26th Jul 2025375 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025267 PMAQI
26th Jul 2025308 PMAQI
26th Jul 2025339 PMAQI
26th Jul 20253410 PMAQI
26th Jul 20253511 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025361 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025403 AMAQI
32°C29/36°C
27th Jul 2025414 AMAQI
27th Jul 2025455 AMAQI
27th Jul 2025446 AMAQI
27th Jul 2025447 AMAQI
27th Jul 2025448 AMAQI
27th Jul 2025369 AMAQI
27th Jul 20253810 AMAQI
27th Jul 20255311 AMAQI
27th Jul 20255412 PMAQI
27th Jul 2025511 PMAQI
27th Jul 2025462 PMAQI
27th Jul 2025443 PMAQI
27th Jul 2025364 PMAQI
27th Jul 2025335 PMAQI
27th Jul 2025276 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025248 PMAQI
27th Jul 2025349 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253311 PMAQI
28th Jul 20253412 AMAQI
28th Jul 2025351 AMAQI
28th Jul 2025402 AMAQI
28th Jul 2025403 AMAQI
31°C29/36°C
28th Jul 2025404 AMAQI
28th Jul 2025415 AMAQI
28th Jul 2025426 AMAQI
28th Jul 2025427 AMAQI
28th Jul 2025428 AMAQI
28th Jul 2025329 AMAQI
28th Jul 20253710 AMAQI
28th Jul 20254911 AMAQI
28th Jul 20255212 PMAQI
28th Jul 2025541 PMAQI
28th Jul 2025572 PMAQI
28th Jul 2025583 PMAQI
28th Jul 2025604 PMAQI
28th Jul 2025605 PMAQI
28th Jul 2025576 PMAQI
28th Jul 2025547 PMAQI
28th Jul 2025408 PMAQI
28th Jul 2025349 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025351 AMAQI
29th Jul 2025382 AMAQI
29th Jul 2025373 AMAQI
32°C28/37°C
29th Jul 2025394 AMAQI
29th Jul 2025415 AMAQI
29th Jul 2025426 AMAQI
29th Jul 2025427 AMAQI
29th Jul 2025408 AMAQI
29th Jul 2025309 AMAQI
29th Jul 20253510 AMAQI
29th Jul 20254811 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025503 PMAQI
29th Jul 2025514 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025456 PMAQI
29th Jul 2025397 PMAQI
29th Jul 2025338 PMAQI
29th Jul 2025369 PMAQI
29th Jul 20253610 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20253812 AMAQI
30th Jul 2025391 AMAQI
30th Jul 2025382 AMAQI
30th Jul 2025383 AMAQI
31°C27/36°C
30th Jul 2025384 AMAQI
30th Jul 2025395 AMAQI
30th Jul 2025396 AMAQI
30th Jul 2025407 AMAQI
30th Jul 2025408 AMAQI
30th Jul 2025289 AMAQI
30th Jul 20252810 AMAQI
30th Jul 20253211 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025381 PMAQI
30th Jul 2025402 PMAQI
30th Jul 2025363 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025295 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025377 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025389 PMAQI
30th Jul 20254010 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025361 AMAQI
31st Jul 2025372 AMAQI
31st Jul 2025383 AMAQI
31°C27/36°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 20254611 AMAQI
31st Jul 20254712 PMAQI
31st Jul 2025391 PMAQI
31st Jul 2025412 PMAQI
31st Jul 2025343 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025375 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025197 PMAQI
31st Jul 2025268 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20253012 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 2025409 AMAQI
1st Aug 20252910 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025313 PMAQI
1st Aug 2025364 PMAQI
1st Aug 2025305 PMAQI
1st Aug 2025326 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025279 PMAQI
1st Aug 20252910 PMAQI
1st Aug 20252711 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025373 AMAQI
29°C26/32°C
2nd Aug 2025384 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025319 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20254211 AMAQI
2nd Aug 20253812 PMAQI
2nd Aug 2025431 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025515 PMAQI
2nd Aug 2025506 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025388 PMAQI
2nd Aug 2025399 PMAQI
2nd Aug 20253810 PMAQI
2nd Aug 20254411 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025361 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 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025523 PMAQI
3rd Aug 2025484 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025536 PMAQI
3rd Aug 2025517 PMAQI
3rd Aug 2025508 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254510 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20254112 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI
32°C28/37°C
4th Aug 2025424 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025629 AMAQI
4th Aug 20256210 AMAQI
4th Aug 20258011 AMAQI
4th Aug 20258112 PMAQI
4th Aug 2025941 PMAQI
4th Aug 2025982 PMAQI
4th Aug 2025883 PMAQI
4th Aug 2025904 PMAQI
4th Aug 2025955 PMAQI
4th Aug 2025766 PMAQI
4th Aug 2025747 PMAQI
4th Aug 2025678 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20256212 AMAQI
5th Aug 2025431 AMAQI
5th Aug 2025412 AMAQI
5th Aug 2025403 AMAQI
32°C30/35°C
5th Aug 2025514 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025569 AMAQI
5th Aug 20256410 AMAQI
5th Aug 20256011 AMAQI
5th Aug 20256412 PMAQI
5th Aug 2025571 PMAQI
5th Aug 2025552 PMAQI
5th Aug 2025573 PMAQI
5th Aug 2025624 PMAQI
5th Aug 2025545 PMAQI
5th Aug 2025506 PMAQI
5th Aug 2025447 PMAQI
5th Aug 2025498 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025491 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025503 AMAQI
34°C30/39°C
6th Aug 2025524 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025449 AMAQI
6th Aug 20254010 AMAQI
6th Aug 20253911 AMAQI
6th Aug 20255412 PMAQI
6th Aug 2025511 PMAQI
6th Aug 2025532 PMAQI
6th Aug 2025493 PMAQI
6th Aug 2025484 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025546 PMAQI
6th Aug 2025577 PMAQI
6th Aug 2025558 PMAQI
6th Aug 2025489 PMAQI
6th Aug 20254910 PMAQI
6th Aug 20254811 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025522 AMAQI
7th Aug 2025513 AMAQI
33°C30/38°C
7th Aug 2025514 AMAQI
4 AM7th Aug 2025505 AMAQI
7th Aug 2025516 AMAQI
7th Aug 2025467 AMAQI
7th Aug 2025518 AMAQI
7th Aug 2025479 AMAQI
7th Aug 20254310 AMAQI
7th Aug 20254411 AMAQI
11 AM6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 5 PM
50AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
9 AM - 10 AM
45AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 5 PM (Avg. 50), while the lowest AQI was between 9 AM to 10 AM (Avg. 45).
Night time
Avg. Highest Time
12 AM - 3 AM
47AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM
41AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 47), while the lowest AQI was between 7 PM to 8 PM (Avg. 41).
2025 Days Vs Air Quality
Yamatocho, Kawaguchi, Saitama, Japan
2025
94%
204
6%
14
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
204 DaysModerate
14 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 219 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
Yamatocho, Kawaguchi, Saitama, 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
25AQI
25AQI
3rd January 2025
23AQI
23AQI
4th January 2025
26AQI
26AQI
5th January 2025
23AQI
23AQI
6th January 2025
29AQI
29AQI
7th January 2025
24AQI
24AQI
8th January 2025
27AQI
27AQI
9th January 2025
25AQI
25AQI
10th January 2025
25AQI
25AQI
11th January 2025
24AQI
24AQI
12th January 2025
28AQI
28AQI
13th January 2025
29AQI
29AQI
14th January 2025
28AQI
28AQI
15th January 2025
30AQI
30AQI
16th January 2025
23AQI
23AQI
17th January 2025
29AQI
29AQI
18th January 2025
27AQI
27AQI
19th January 2025
32AQI
32AQI
20th January 2025
33AQI
33AQI
21st January 2025
33AQI
33AQI
22nd January 2025
34AQI
34AQI
23rd January 2025
35AQI
35AQI
24th January 2025
36AQI
36AQI
25th January 2025
35AQI
35AQI
26th January 2025
33AQI
33AQI
27th January 2025
27AQI
27AQI
28th January 2025
31AQI
31AQI
29th January 2025
28AQI
28AQI
30th January 2025
30AQI
30AQI
31st January 2025
29AQI
29AQI
1st February 2025
30AQI
30AQI
2nd February 2025
30AQI
30AQI
3rd February 2025
28AQI
28AQI
4th February 2025
30AQI
30AQI
5th February 2025
29AQI
29AQI
6th February 2025
27AQI
27AQI
7th February 2025
27AQI
27AQI
8th February 2025
29AQI
29AQI
9th February 2025
29AQI
29AQI
10th February 2025
26AQI
26AQI
11th February 2025
30AQI
30AQI
12th February 2025
28AQI
28AQI
13th February 2025
31AQI
31AQI
14th February 2025
28AQI
28AQI
15th February 2025
30AQI
30AQI
16th February 2025
33AQI
33AQI
17th February 2025
34AQI
34AQI
18th February 2025
30AQI
30AQI
19th February 2025
30AQI
30AQI
20th February 2025
30AQI
30AQI
21st February 2025
29AQI
29AQI
22nd February 2025
31AQI
31AQI
23rd February 2025
31AQI
31AQI
24th February 2025
32AQI
32AQI
25th February 2025
32AQI
32AQI
26th February 2025
34AQI
34AQI
27th February 2025
37AQI
37AQI
28th February 2025
42AQI
42AQI
1st March 2025
45AQI
45AQI
2nd March 2025
49AQI
49AQI
3rd March 2025
35AQI
35AQI
4th March 2025
33AQI
33AQI
5th March 2025
24AQI
24AQI
6th March 2025
31AQI
31AQI
7th March 2025
31AQI
31AQI
8th March 2025
33AQI
33AQI
9th March 2025
34AQI
34AQI
10th March 2025
34AQI
34AQI
11th March 2025
32AQI
32AQI
12th March 2025
38AQI
38AQI
13th March 2025
36AQI
36AQI
14th March 2025
29AQI
29AQI
15th March 2025
26AQI
26AQI
16th March 2025
20AQI
20AQI
17th March 2025
17AQI
17AQI
18th March 2025
18AQI
18AQI
19th March 2025
14AQI
14AQI
20th March 2025
18AQI
18AQI
21st March 2025
25AQI
25AQI
22nd March 2025
30AQI
30AQI
23rd March 2025
31AQI
31AQI
24th March 2025
34AQI
34AQI
25th March 2025
54AQI
54AQI
26th March 2025
64AQI
64AQI
27th March 2025
58AQI
58AQI
28th March 2025
39AQI
39AQI
29th March 2025
32AQI
32AQI
30th March 2025
36AQI
36AQI
31st March 2025
28AQI
28AQI
1st April 2025
24AQI
24AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
19AQI
19AQI
4th April 2025
19AQI
19AQI
5th April 2025
20AQI
20AQI
6th April 2025
14AQI
14AQI
7th April 2025
16AQI
16AQI
8th April 2025
18AQI
18AQI
9th April 2025
16AQI
16AQI
10th April 2025
22AQI
22AQI
11th April 2025
23AQI
23AQI
12th April 2025
21AQI
21AQI
13th April 2025
18AQI
18AQI
14th April 2025
21AQI
21AQI
15th April 2025
19AQI
19AQI
16th April 2025
20AQI
20AQI
17th April 2025
25AQI
25AQI
18th April 2025
29AQI
29AQI
19th April 2025
34AQI
34AQI
20th April 2025
24AQI
24AQI
21st April 2025
23AQI
23AQI
22nd April 2025
20AQI
20AQI
23rd April 2025
15AQI
15AQI
24th April 2025
18AQI
18AQI
25th April 2025
20AQI
20AQI
26th April 2025
21AQI
21AQI
27th April 2025
21AQI
21AQI
28th April 2025
18AQI
18AQI
29th April 2025
15AQI
15AQI
30th April 2025
18AQI
18AQI
1st May 2025
18AQI
18AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
17AQI
17AQI
4th May 2025
23AQI
23AQI
5th May 2025
19AQI
19AQI
6th May 2025
17AQI
17AQI
7th May 2025
14AQI
14AQI
8th May 2025
17AQI
17AQI
9th May 2025
18AQI
18AQI
10th May 2025
15AQI
15AQI
11th May 2025
16AQI
16AQI
12th May 2025
17AQI
17AQI
13th May 2025
20AQI
20AQI
14th May 2025
18AQI
18AQI
15th May 2025
21AQI
21AQI
16th May 2025
23AQI
23AQI
17th May 2025
18AQI
18AQI
18th May 2025
24AQI
24AQI
19th May 2025
22AQI
22AQI
20th May 2025
35AQI
35AQI
21st May 2025
31AQI
31AQI
22nd May 2025
26AQI
26AQI
23rd May 2025
26AQI
26AQI
24th May 2025
24AQI
24AQI
25th May 2025
21AQI
21AQI
26th May 2025
18AQI
18AQI
27th May 2025
17AQI
17AQI
28th May 2025
16AQI
16AQI
29th May 2025
18AQI
18AQI
30th May 2025
18AQI
18AQI
31st May 2025
13AQI
13AQI
1st June 2025
14AQI
14AQI
2nd June 2025
19AQI
19AQI
3rd June 2025
19AQI
19AQI
4th June 2025
16AQI
16AQI
5th June 2025
22AQI
22AQI
6th June 2025
23AQI
23AQI
7th June 2025
23AQI
23AQI
8th June 2025
32AQI
32AQI
9th June 2025
22AQI
22AQI
10th June 2025
23AQI
23AQI
11th June 2025
23AQI
23AQI
12th June 2025
25AQI
25AQI
13th June 2025
24AQI
24AQI
14th June 2025
20AQI
20AQI
15th June 2025
19AQI
19AQI
16th June 2025
19AQI
19AQI
17th June 2025
28AQI
28AQI
18th June 2025
26AQI
26AQI
19th June 2025
28AQI
28AQI
20th June 2025
27AQI
27AQI
21st June 2025
20AQI
20AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
13AQI
13AQI
24th June 2025
15AQI
15AQI
25th June 2025
15AQI
15AQI
26th June 2025
15AQI
15AQI
27th June 2025
19AQI
19AQI
28th June 2025
19AQI
19AQI
29th June 2025
22AQI
22AQI
30th June 2025
38AQI
38AQI
1st July 2025
41AQI
41AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
45AQI
45AQI
4th July 2025
48AQI
48AQI
5th July 2025
53AQI
53AQI
6th July 2025
65AQI
65AQI
7th July 2025
79AQI
79AQI
8th July 2025
80AQI
80AQI
9th July 2025
84AQI
84AQI
10th July 2025
63AQI
63AQI
11th July 2025
51AQI
51AQI
12th July 2025
54AQI
54AQI
13th July 2025
54AQI
54AQI
14th July 2025
43AQI
43AQI
15th July 2025
44AQI
44AQI
16th July 2025
41AQI
41AQI
17th July 2025
43AQI
43AQI
18th July 2025
39AQI
39AQI
19th July 2025
34AQI
34AQI
20th July 2025
35AQI
35AQI
21st July 2025
38AQI
38AQI
22nd July 2025
42AQI
42AQI
23rd July 2025
44AQI
44AQI
24th July 2025
46AQI
46AQI
25th July 2025
42AQI
42AQI
26th July 2025
41AQI
41AQI
27th July 2025
38AQI
38AQI
28th July 2025
44AQI
44AQI
29th July 2025
41AQI
41AQI
30th July 2025
37AQI
37AQI
31st July 2025
34AQI
34AQI
1st August 2025
33AQI
33AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
45AQI
45AQI
4th August 2025
61AQI
61AQI
5th August 2025
52AQI
52AQI
6th August 2025
50AQI
50AQI
29AQI
31AQI
33AQI
20AQI
20AQI
21AQI
48AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202529AQI
31
28
28
3
30
31
30
22
9
4
2
204
14
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
May20AQI
202435AQI
29
2
28
1
30
1
29
1
30
1
26
4
21
10
31
29
1
30
1
27
3
31
341
25
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
December26AQI
202335AQI
30
1
26
2
27
4
24
6
28
3
28
2
30
1
30
1
30
31
27
2
31
342
22
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
August24AQI
202235AQI
31
19
2
29
2
27
3
22
9
18
12
18
5
1
28
31
30
30
1
284
34
Highest AQI recorded in
June50AQI
Lowest AQI recorded in
August24AQI
202122AQI
31
28
31
30
29
2
29
1
30
1
29
2
30
30
1
30
31
358
7
Highest AQI recorded in
June32AQI
Lowest AQI recorded in
January13AQI
202017AQI
13
21
18
30
31
31
19
31
30
31
255
Highest AQI recorded in
August23AQI
Lowest AQI recorded in
April12AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
35AQILeast Polluted Year Recorded
2020(Avg.)
17AQIYamatocho's annual 2025 AQI (29) shows an average percentage change of 11.2% (worsened AQI) compared to previous years: 2020 (17), 2021 (22), 2022 (35), 2023 (35), 2024 (35).
