Wakamatsudai, Sayama, Osaka, 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
Wakamatsudai, Sayama, Osaka, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2021
75AQILowest AQI recorded on
29th Aug 2024
11AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 56 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Wakamatsudai, Sayama, Osaka, Japan
AQI
Day
Night
.
5 AM5th Aug 2025
7 PM
4 AM6th Aug 2025
Day time
Avg. Highest Time
1PM5th Aug
57AQI
Avg. Lowest Time
6PM5th Aug
40AQI
Night time
Avg. Highest Time
2AM6th Aug
52AQI
Avg. Lowest Time
11PM5th Aug
46AQI
In the last 24 hours,
Wakamatsudai's AQI reached its highest point of 57 at 1 PM during the Day, while the lowest point, 40, was recorded at 6 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Wakamatsudai, Sayama, Osaka, 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 2025785 AMAQI
7th Jul 2025796 AMAQI
7th Jul 2025807 AMAQI
7th Jul 2025768 AMAQI
7th Jul 2025599 AMAQI
7th Jul 20255210 AMAQI
7th Jul 20255211 AMAQI
7th Jul 20255612 PMAQI
7th Jul 2025621 PMAQI
7th Jul 2025622 PMAQI
7th Jul 2025633 PMAQI
7th Jul 2025634 PMAQI
7th Jul 2025645 PMAQI
7th Jul 2025656 PMAQI
7th Jul 2025647 PMAQI
7th Jul 2025688 PMAQI
7th Jul 2025739 PMAQI
7th Jul 20257310 PMAQI
7th Jul 20257311 PMAQI
8th Jul 20257412 AMAQI
8th Jul 2025751 AMAQI
8th Jul 2025752 AMAQI
8th Jul 2025763 AMAQI
8th Jul 2025754 AMAQI
30°C26/34°C
8th Jul 2025735 AMAQI
8th Jul 2025736 AMAQI
8th Jul 2025737 AMAQI
8th Jul 2025728 AMAQI
8th Jul 2025649 AMAQI
8th Jul 20256010 AMAQI
8th Jul 20256111 AMAQI
8th Jul 20256812 PMAQI
8th Jul 2025751 PMAQI
8th Jul 2025742 PMAQI
8th Jul 2025683 PMAQI
8th Jul 2025574 PMAQI
8th Jul 2025595 PMAQI
8th Jul 2025686 PMAQI
8th Jul 2025757 PMAQI
8th Jul 2025798 PMAQI
8th Jul 2025769 PMAQI
8th Jul 20257610 PMAQI
8th Jul 20257611 PMAQI
9th Jul 20257612 AMAQI
9th Jul 2025751 AMAQI
9th Jul 2025742 AMAQI
9th Jul 2025733 AMAQI
9th Jul 2025744 AMAQI
29°C26/34°C
9th Jul 2025735 AMAQI
9th Jul 2025736 AMAQI
9th Jul 2025737 AMAQI
9th Jul 2025728 AMAQI
9th Jul 2025759 AMAQI
9th Jul 20257910 AMAQI
9th Jul 20258211 AMAQI
9th Jul 20258812 PMAQI
9th Jul 2025881 PMAQI
9th Jul 2025902 PMAQI
9th Jul 2025903 PMAQI
9th Jul 2025934 PMAQI
9th Jul 2025955 PMAQI
9th Jul 2025716 PMAQI
9th Jul 2025717 PMAQI
9th Jul 2025768 PMAQI
9th Jul 2025789 PMAQI
9th Jul 20257710 PMAQI
9th Jul 20257611 PMAQI
10th Jul 20257612 AMAQI
10th Jul 2025761 AMAQI
10th Jul 2025742 AMAQI
10th Jul 2025743 AMAQI
10th Jul 2025744 AMAQI
28°C25/32°C
10th Jul 2025765 AMAQI
10th Jul 2025766 AMAQI
10th Jul 2025767 AMAQI
10th Jul 2025768 AMAQI
10th Jul 2025819 AMAQI
10th Jul 20257710 AMAQI
10th Jul 20256011 AMAQI
10th Jul 20255412 PMAQI
10th Jul 2025581 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025553 PMAQI
10th Jul 2025584 PMAQI
10th Jul 2025595 PMAQI
10th Jul 2025566 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025548 PMAQI
10th Jul 2025709 PMAQI
10th Jul 20257010 PMAQI
10th Jul 20257011 PMAQI
11th Jul 20257112 AMAQI
11th Jul 2025741 AMAQI
11th Jul 2025752 AMAQI
11th Jul 2025753 AMAQI
11th Jul 2025744 AMAQI
29°C26/34°C
11th Jul 2025745 AMAQI
11th Jul 2025746 AMAQI
11th Jul 2025747 AMAQI
11th Jul 2025748 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20252110 AMAQI
11th Jul 20252311 AMAQI
11th Jul 20252812 PMAQI
11th Jul 2025501 PMAQI
11th Jul 2025492 PMAQI
11th Jul 2025503 PMAQI
11th Jul 2025514 PMAQI
11th Jul 2025535 PMAQI
11th Jul 2025516 PMAQI
11th Jul 2025537 PMAQI
11th Jul 2025558 PMAQI
11th Jul 2025669 PMAQI
11th Jul 20256510 PMAQI
11th Jul 20256411 PMAQI
12th Jul 20256612 AMAQI
12th Jul 2025681 AMAQI
12th Jul 2025722 AMAQI
12th Jul 2025723 AMAQI
12th Jul 2025704 AMAQI
29°C26/33°C
12th Jul 2025695 AMAQI
12th Jul 2025696 AMAQI
12th Jul 2025697 AMAQI
12th Jul 2025698 AMAQI
12th Jul 2025339 AMAQI
12th Jul 20252510 AMAQI
12th Jul 20252811 AMAQI
12th Jul 20253312 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025532 PMAQI
12th Jul 2025553 PMAQI
12th Jul 2025554 PMAQI
12th Jul 2025545 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025507 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025629 PMAQI
12th Jul 20256210 PMAQI
12th Jul 20256211 PMAQI
13th Jul 20256212 AMAQI
13th Jul 2025661 AMAQI
13th Jul 2025672 AMAQI
13th Jul 2025673 AMAQI
13th Jul 2025674 AMAQI
28°C25/32°C
13th Jul 2025655 AMAQI
13th Jul 2025656 AMAQI
13th Jul 2025657 AMAQI
13th Jul 2025658 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20252610 AMAQI
13th Jul 20252411 AMAQI
13th Jul 20252712 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025503 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025515 PMAQI
13th Jul 2025486 PMAQI
13th Jul 2025487 PMAQI
13th Jul 2025508 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255912 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025642 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025634 AMAQI
28°C25/32°C
14th Jul 2025615 AMAQI
14th Jul 2025616 AMAQI
14th Jul 2025617 AMAQI
14th Jul 2025628 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251612 PMAQI
14th Jul 2025321 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025363 PMAQI
14th Jul 2025364 PMAQI
14th Jul 2025335 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025559 PMAQI
14th Jul 20255510 PMAQI
14th Jul 20255511 PMAQI
15th Jul 20255512 AMAQI
15th Jul 2025571 AMAQI
15th Jul 2025592 AMAQI
15th Jul 2025603 AMAQI
15th Jul 2025604 AMAQI
27°C24/32°C
15th Jul 2025585 AMAQI
15th Jul 2025586 AMAQI
15th Jul 2025587 AMAQI
15th Jul 2025578 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20252811 AMAQI
15th Jul 20252812 PMAQI
15th Jul 2025411 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025403 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025435 PMAQI
15th Jul 2025516 PMAQI
15th Jul 2025567 PMAQI
15th Jul 2025598 PMAQI
15th Jul 2025589 PMAQI
15th Jul 20255910 PMAQI
15th Jul 20255811 PMAQI
16th Jul 20255812 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025564 AMAQI
28°C24/32°C
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025558 AMAQI
16th Jul 2025549 AMAQI
16th Jul 20255710 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20254712 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025552 PMAQI
16th Jul 2025563 PMAQI
16th Jul 2025584 PMAQI
16th Jul 2025535 PMAQI
16th Jul 2025526 PMAQI
16th Jul 2025547 PMAQI
16th Jul 2025558 PMAQI
16th Jul 2025559 PMAQI
16th Jul 20255410 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025561 AMAQI
17th Jul 2025562 AMAQI
17th Jul 2025563 AMAQI
17th Jul 2025564 AMAQI
29°C25/33°C
17th Jul 2025555 AMAQI
17th Jul 2025556 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20251410 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20251412 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025302 PMAQI
17th Jul 2025293 PMAQI
17th Jul 2025284 PMAQI
17th Jul 2025295 PMAQI
17th Jul 2025296 PMAQI
17th Jul 2025277 PMAQI
17th Jul 2025318 PMAQI
17th Jul 2025529 PMAQI
17th Jul 20255110 PMAQI
17th Jul 20255211 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025553 AMAQI
18th Jul 2025544 AMAQI
25°C24/27°C
18th Jul 2025545 AMAQI
18th Jul 2025536 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025361 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025315 PMAQI
18th Jul 2025326 PMAQI
18th Jul 2025317 PMAQI
18th Jul 2025378 PMAQI
18th Jul 2025509 PMAQI
18th Jul 20255010 PMAQI
18th Jul 20255011 PMAQI
19th Jul 20255012 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025532 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025524 AMAQI
28°C24/33°C
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20251911 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025439 PMAQI
19th Jul 20254310 PMAQI
19th Jul 20254311 PMAQI
20th Jul 20254512 AMAQI
20th Jul 2025521 AMAQI
20th Jul 2025512 AMAQI
20th Jul 2025513 AMAQI
20th Jul 2025504 AMAQI
28°C24/32°C
20th Jul 2025485 AMAQI
20th Jul 2025486 AMAQI
20th Jul 2025487 AMAQI
20th Jul 2025488 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20251511 AMAQI
20th Jul 20252112 PMAQI
20th Jul 2025291 PMAQI
20th Jul 2025292 PMAQI
20th Jul 2025303 PMAQI
20th Jul 2025264 PMAQI
20th Jul 2025305 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025308 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20253910 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20253912 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025454 AMAQI
28°C25/31°C
21st Jul 2025435 AMAQI
21st Jul 2025446 AMAQI
21st Jul 2025437 AMAQI
21st Jul 2025448 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252410 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20253312 PMAQI
21st Jul 2025321 PMAQI
21st Jul 2025292 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025275 PMAQI
21st Jul 2025236 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025268 PMAQI
21st Jul 2025359 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253511 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025391 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025423 AMAQI
22nd Jul 2025414 AMAQI
28°C26/31°C
22nd Jul 2025405 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253111 AMAQI
22nd Jul 20253512 PMAQI
22nd Jul 2025401 PMAQI
22nd Jul 2025432 PMAQI
22nd Jul 2025423 PMAQI
22nd Jul 2025424 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025287 PMAQI
22nd Jul 2025278 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253210 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025383 AMAQI
23rd Jul 2025384 AMAQI
28°C26/31°C
23rd Jul 2025395 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20253210 AMAQI
23rd Jul 20253011 AMAQI
23rd Jul 20253012 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025453 PMAQI
23rd Jul 2025514 PMAQI
23rd Jul 2025475 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025337 PMAQI
23rd Jul 2025328 PMAQI
23rd Jul 2025339 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253311 PMAQI
24th Jul 20253312 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
24th Jul 2025374 AMAQI
29°C26/32°C
24th Jul 2025385 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025279 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025451 PMAQI
24th Jul 2025442 PMAQI
24th Jul 2025393 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025315 PMAQI
24th Jul 2025276 PMAQI
24th Jul 2025257 PMAQI
24th Jul 2025268 PMAQI
24th Jul 2025319 PMAQI
24th Jul 20253110 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253112 AMAQI
25th Jul 2025341 AMAQI
25th Jul 2025362 AMAQI
25th Jul 2025363 AMAQI
25th Jul 2025364 AMAQI
29°C26/33°C
25th Jul 2025385 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20253410 AMAQI
25th Jul 20253911 AMAQI
25th Jul 20253912 PMAQI
25th Jul 2025331 PMAQI
25th Jul 2025312 PMAQI
25th Jul 2025263 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025217 PMAQI
25th Jul 2025258 PMAQI
25th Jul 2025289 PMAQI
25th Jul 20252910 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252812 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025342 AMAQI
26th Jul 2025333 AMAQI
26th Jul 2025344 AMAQI
29°C26/32°C
26th Jul 2025365 AMAQI
26th Jul 2025366 AMAQI
26th Jul 2025367 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252412 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025292 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025275 PMAQI
26th Jul 2025256 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025288 PMAQI
26th Jul 2025319 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20252911 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025311 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025323 AMAQI
27th Jul 2025324 AMAQI
28°C25/32°C
27th Jul 2025315 AMAQI
27th Jul 2025316 AMAQI
27th Jul 2025317 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251911 AMAQI
27th Jul 20252212 PMAQI
27th Jul 2025271 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025243 PMAQI
27th Jul 2025264 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025236 PMAQI
27th Jul 2025247 PMAQI
27th Jul 2025258 PMAQI
27th Jul 2025279 PMAQI
27th Jul 20252710 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025291 AMAQI
28th Jul 2025312 AMAQI
28th Jul 2025313 AMAQI
28th Jul 2025304 AMAQI
28°C25/32°C
28th Jul 2025285 AMAQI
28th Jul 2025296 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025229 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20253412 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025362 PMAQI
28th Jul 2025423 PMAQI
28th Jul 2025424 PMAQI
28th Jul 2025405 PMAQI
28th Jul 2025376 PMAQI
28th Jul 2025327 PMAQI
28th Jul 2025268 PMAQI
28th Jul 2025279 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252911 PMAQI
29th Jul 20253012 AMAQI
29th Jul 2025291 AMAQI
29th Jul 2025292 AMAQI
29th Jul 2025293 AMAQI
29th Jul 2025294 AMAQI
29°C26/32°C
29th Jul 2025315 AMAQI
29th Jul 2025306 AMAQI
29th Jul 2025317 AMAQI
29th Jul 2025318 AMAQI
29th Jul 2025279 AMAQI
29th Jul 20252710 AMAQI
29th Jul 20253611 AMAQI
29th Jul 20254612 PMAQI
29th Jul 2025481 PMAQI
29th Jul 2025472 PMAQI
29th Jul 2025503 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025545 PMAQI
29th Jul 2025526 PMAQI
29th Jul 2025487 PMAQI
29th Jul 2025418 PMAQI
29th Jul 2025349 PMAQI
29th Jul 20253510 PMAQI
29th Jul 20253611 PMAQI
30th Jul 20253612 AMAQI
30th Jul 2025331 AMAQI
30th Jul 2025322 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025324 AMAQI
29°C26/34°C
30th Jul 2025335 AMAQI
30th Jul 2025346 AMAQI
30th Jul 2025337 AMAQI
30th Jul 2025338 AMAQI
30th Jul 2025349 AMAQI
30th Jul 20253710 AMAQI
30th Jul 20254011 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025541 PMAQI
30th Jul 2025582 PMAQI
30th Jul 2025613 PMAQI
30th Jul 2025594 PMAQI
30th Jul 2025575 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025477 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025379 PMAQI
30th Jul 20253810 PMAQI
30th Jul 20253811 PMAQI
31st Jul 20253812 AMAQI
31st Jul 2025351 AMAQI
31st Jul 2025352 AMAQI
31st Jul 2025343 AMAQI
31st Jul 2025344 AMAQI
29°C27/33°C
31st Jul 2025345 AMAQI
31st Jul 2025346 AMAQI
31st Jul 2025347 AMAQI
31st Jul 2025348 AMAQI
31st Jul 2025349 AMAQI
31st Jul 20253410 AMAQI
31st Jul 20254511 AMAQI
31st Jul 20255712 PMAQI
31st Jul 2025551 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025603 PMAQI
31st Jul 2025624 PMAQI
31st Jul 2025615 PMAQI
31st Jul 2025576 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025468 PMAQI
31st Jul 2025409 PMAQI
31st Jul 20254110 PMAQI
31st Jul 20253611 PMAQI
1st Aug 20253612 AMAQI
1st Aug 2025331 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025334 AMAQI
30°C27/33°C
1st Aug 2025325 AMAQI
1st Aug 2025336 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025449 AMAQI
1st Aug 20254710 AMAQI
1st Aug 20254711 AMAQI
1st Aug 20255412 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025582 PMAQI
1st Aug 2025623 PMAQI
1st Aug 2025624 PMAQI
1st Aug 2025625 PMAQI
1st Aug 2025636 PMAQI
1st Aug 2025627 PMAQI
1st Aug 2025578 PMAQI
1st Aug 2025519 PMAQI
1st Aug 20254410 PMAQI
1st Aug 20254311 PMAQI
2nd Aug 20254212 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025342 AMAQI
2nd Aug 2025343 AMAQI
2nd Aug 2025374 AMAQI
30°C26/33°C
2nd Aug 2025395 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025529 AMAQI
2nd Aug 20254810 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025581 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025594 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025536 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025488 PMAQI
2nd Aug 2025429 PMAQI
2nd Aug 20253810 PMAQI
2nd Aug 20254411 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025401 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025404 AMAQI
30°C27/34°C
3rd Aug 2025435 AMAQI
3rd Aug 2025416 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025418 AMAQI
3rd Aug 2025469 AMAQI
3rd Aug 20255210 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20255612 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025533 PMAQI
3rd Aug 2025584 PMAQI
3rd Aug 2025525 PMAQI
3rd Aug 2025556 PMAQI
3rd Aug 2025527 PMAQI
3rd Aug 2025538 PMAQI
3rd Aug 2025509 PMAQI
3rd Aug 20255010 PMAQI
3rd Aug 20254711 PMAQI
4th Aug 20254812 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025402 AMAQI
4th Aug 2025403 AMAQI
4th Aug 2025444 AMAQI
30°C27/33°C
4th Aug 2025445 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025649 AMAQI
4th Aug 20257810 AMAQI
4th Aug 20259211 AMAQI
4th Aug 20259212 PMAQI
4th Aug 2025861 PMAQI
4th Aug 2025922 PMAQI
4th Aug 2025813 PMAQI
4th Aug 2025754 PMAQI
4th Aug 2025765 PMAQI
4th Aug 2025726 PMAQI
4th Aug 2025627 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025569 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255311 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025471 AMAQI
5th Aug 2025432 AMAQI
5th Aug 2025423 AMAQI
5th Aug 2025524 AMAQI
30°C27/34°C
5th Aug 2025565 AMAQI
5th Aug 2025566 AMAQI
5th Aug 2025547 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025529 AMAQI
5th Aug 20255410 AMAQI
5th Aug 20255311 AMAQI
5th Aug 20255012 PMAQI
5th Aug 2025571 PMAQI
5th Aug 2025512 PMAQI
5th Aug 2025483 PMAQI
5th Aug 2025484 PMAQI
5th Aug 2025505 PMAQI
5th Aug 2025406 PMAQI
5th Aug 2025477 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20255012 AMAQI
6th Aug 2025511 AMAQI
6th Aug 2025522 AMAQI
6th Aug 2025503 AMAQI
6th Aug 2025524 AMAQI
31°C27/34°C
6th Aug 2025525 AMAQI
5 AM6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025459 AMAQI
6th Aug 20254410 AMAQI
6th Aug 20255011 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 AM
50AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
10 AM
37AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 50), while the lowest AQI was between 10 AM to 10 AM (Avg. 37).
Night time
Avg. Highest Time
12 AM - 4 AM
49AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM
44AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 49), while the lowest AQI was between 8 PM to 8 PM (Avg. 44).
2025 Days Vs Air Quality
Wakamatsudai, Sayama, Osaka, Japan
2025
73%
157
27%
59
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
157 DaysModerate
59 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 218 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Wakamatsudai, Sayama, Osaka, 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
30AQI
30AQI
2nd January 2025
34AQI
34AQI
3rd January 2025
31AQI
31AQI
4th January 2025
31AQI
31AQI
5th January 2025
33AQI
33AQI
6th January 2025
35AQI
35AQI
7th January 2025
32AQI
32AQI
8th January 2025
30AQI
30AQI
9th January 2025
29AQI
29AQI
10th January 2025
26AQI
26AQI
11th January 2025
26AQI
26AQI
12th January 2025
34AQI
34AQI
13th January 2025
36AQI
36AQI
14th January 2025
46AQI
46AQI
15th January 2025
42AQI
42AQI
16th January 2025
39AQI
39AQI
17th January 2025
33AQI
33AQI
18th January 2025
34AQI
34AQI
19th January 2025
35AQI
35AQI
20th January 2025
43AQI
43AQI
21st January 2025
40AQI
40AQI
22nd January 2025
51AQI
51AQI
23rd January 2025
66AQI
66AQI
24th January 2025
63AQI
63AQI
25th January 2025
44AQI
44AQI
26th January 2025
40AQI
40AQI
27th January 2025
45AQI
45AQI
28th January 2025
36AQI
36AQI
29th January 2025
36AQI
36AQI
30th January 2025
39AQI
39AQI
31st January 2025
65AQI
65AQI
1st February 2025
63AQI
63AQI
2nd February 2025
45AQI
45AQI
3rd February 2025
47AQI
47AQI
4th February 2025
40AQI
40AQI
5th February 2025
40AQI
40AQI
6th February 2025
32AQI
32AQI
7th February 2025
35AQI
35AQI
8th February 2025
31AQI
31AQI
9th February 2025
30AQI
30AQI
10th February 2025
31AQI
31AQI
11th February 2025
31AQI
31AQI
12th February 2025
44AQI
44AQI
13th February 2025
31AQI
31AQI
14th February 2025
42AQI
42AQI
15th February 2025
29AQI
29AQI
16th February 2025
47AQI
47AQI
17th February 2025
37AQI
37AQI
18th February 2025
38AQI
38AQI
19th February 2025
30AQI
30AQI
20th February 2025
30AQI
30AQI
21st February 2025
30AQI
30AQI
22nd February 2025
35AQI
35AQI
23rd February 2025
35AQI
35AQI
24th February 2025
33AQI
33AQI
25th February 2025
37AQI
37AQI
26th February 2025
38AQI
38AQI
27th February 2025
57AQI
57AQI
28th February 2025
62AQI
62AQI
1st March 2025
71AQI
71AQI
2nd March 2025
94AQI
94AQI
3rd March 2025
52AQI
52AQI
4th March 2025
46AQI
46AQI
5th March 2025
35AQI
35AQI
6th March 2025
39AQI
39AQI
7th March 2025
34AQI
34AQI
8th March 2025
38AQI
38AQI
9th March 2025
37AQI
37AQI
10th March 2025
42AQI
42AQI
11th March 2025
33AQI
33AQI
12th March 2025
40AQI
40AQI
13th March 2025
49AQI
49AQI
14th March 2025
43AQI
43AQI
15th March 2025
37AQI
37AQI
16th March 2025
24AQI
24AQI
17th March 2025
38AQI
38AQI
18th March 2025
28AQI
28AQI
19th March 2025
28AQI
28AQI
20th March 2025
37AQI
37AQI
21st March 2025
52AQI
52AQI
22nd March 2025
55AQI
55AQI
23rd March 2025
62AQI
62AQI
24th March 2025
67AQI
67AQI
25th March 2025
70AQI
70AQI
26th March 2025
75AQI
75AQI
27th March 2025
53AQI
53AQI
28th March 2025
43AQI
43AQI
29th March 2025
41AQI
41AQI
30th March 2025
35AQI
35AQI
31st March 2025
36AQI
36AQI
1st April 2025
35AQI
35AQI
2nd April 2025
43AQI
43AQI
3rd April 2025
25AQI
25AQI
4th April 2025
29AQI
29AQI
5th April 2025
38AQI
38AQI
6th April 2025
40AQI
40AQI
7th April 2025
45AQI
45AQI
8th April 2025
45AQI
45AQI
9th April 2025
51AQI
51AQI
10th April 2025
52AQI
52AQI
11th April 2025
51AQI
51AQI
12th April 2025
52AQI
52AQI
13th April 2025
32AQI
32AQI
14th April 2025
47AQI
47AQI
15th April 2025
23AQI
23AQI
16th April 2025
42AQI
42AQI
17th April 2025
46AQI
46AQI
18th April 2025
54AQI
54AQI
19th April 2025
58AQI
58AQI
20th April 2025
43AQI
43AQI
21st April 2025
42AQI
42AQI
22nd April 2025
48AQI
48AQI
23rd April 2025
35AQI
35AQI
24th April 2025
33AQI
33AQI
25th April 2025
57AQI
57AQI
26th April 2025
52AQI
52AQI
27th April 2025
56AQI
56AQI
28th April 2025
44AQI
44AQI
29th April 2025
51AQI
51AQI
30th April 2025
61AQI
61AQI
1st May 2025
55AQI
55AQI
2nd May 2025
40AQI
40AQI
3rd May 2025
45AQI
45AQI
4th May 2025
37AQI
37AQI
5th May 2025
43AQI
43AQI
6th May 2025
25AQI
25AQI
7th May 2025
33AQI
33AQI
8th May 2025
29AQI
29AQI
9th May 2025
33AQI
33AQI
10th May 2025
29AQI
29AQI
11th May 2025
32AQI
32AQI
12th May 2025
48AQI
48AQI
13th May 2025
51AQI
51AQI
14th May 2025
56AQI
56AQI
15th May 2025
53AQI
53AQI
16th May 2025
51AQI
51AQI
17th May 2025
43AQI
43AQI
18th May 2025
53AQI
53AQI
19th May 2025
54AQI
54AQI
20th May 2025
62AQI
62AQI
21st May 2025
42AQI
42AQI
22nd May 2025
38AQI
38AQI
23rd May 2025
51AQI
51AQI
24th May 2025
32AQI
32AQI
25th May 2025
26AQI
26AQI
26th May 2025
30AQI
30AQI
27th May 2025
30AQI
30AQI
28th May 2025
28AQI
28AQI
29th May 2025
38AQI
38AQI
30th May 2025
30AQI
30AQI
31st May 2025
36AQI
36AQI
1st June 2025
42AQI
42AQI
2nd June 2025
47AQI
47AQI
3rd June 2025
27AQI
27AQI
4th June 2025
44AQI
44AQI
5th June 2025
42AQI
42AQI
6th June 2025
44AQI
44AQI
7th June 2025
51AQI
51AQI
8th June 2025
61AQI
61AQI
9th June 2025
44AQI
44AQI
10th June 2025
30AQI
30AQI
11th June 2025
31AQI
31AQI
12th June 2025
45AQI
45AQI
13th June 2025
52AQI
52AQI
14th June 2025
37AQI
37AQI
15th June 2025
29AQI
29AQI
16th June 2025
35AQI
35AQI
17th June 2025
36AQI
36AQI
18th June 2025
44AQI
44AQI
19th June 2025
47AQI
47AQI
20th June 2025
51AQI
51AQI
21st June 2025
49AQI
49AQI
22nd June 2025
45AQI
45AQI
23rd June 2025
41AQI
41AQI
24th June 2025
39AQI
39AQI
25th June 2025
38AQI
38AQI
26th June 2025
38AQI
38AQI
27th June 2025
48AQI
48AQI
28th June 2025
49AQI
49AQI
29th June 2025
51AQI
51AQI
30th June 2025
54AQI
54AQI
1st July 2025
56AQI
56AQI
2nd July 2025
66AQI
66AQI
3rd July 2025
76AQI
76AQI
4th July 2025
89AQI
89AQI
5th July 2025
82AQI
82AQI
6th July 2025
74AQI
74AQI
7th July 2025
70AQI
70AQI
8th July 2025
72AQI
72AQI
9th July 2025
78AQI
78AQI
10th July 2025
68AQI
68AQI
11th July 2025
61AQI
61AQI
12th July 2025
59AQI
59AQI
13th July 2025
55AQI
55AQI
14th July 2025
48AQI
48AQI
15th July 2025
51AQI
51AQI
16th July 2025
55AQI
55AQI
17th July 2025
44AQI
44AQI
18th July 2025
44AQI
44AQI
19th July 2025
41AQI
41AQI
20th July 2025
38AQI
38AQI
21st July 2025
35AQI
35AQI
22nd July 2025
36AQI
36AQI
23rd July 2025
36AQI
36AQI
24th July 2025
34AQI
34AQI
25th July 2025
31AQI
31AQI
26th July 2025
29AQI
29AQI
27th July 2025
27AQI
27AQI
28th July 2025
30AQI
30AQI
29th July 2025
36AQI
36AQI
30th July 2025
40AQI
40AQI
31st July 2025
44AQI
44AQI
1st August 2025
46AQI
46AQI
2nd August 2025
45AQI
45AQI
3rd August 2025
48AQI
48AQI
4th August 2025
56AQI
56AQI
39AQI
39AQI
46AQI
44AQI
40AQI
43AQI
52AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202543AQI
27
4
25
3
21
10
19
11
22
9
24
6
16
15
3
1
157
59
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
February39AQI
202436AQI
28
3
27
2
25
6
23
6
1
27
4
25
5
28
3
23
8
27
3
30
1
27
3
31
321
44
1
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
December31AQI
202343AQI
25
5
1
22
6
21
10
15
15
24
7
17
13
14
13
26
5
26
4
24
7
24
5
25
6
263
96
1
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
August34AQI
202241AQI
22
1
17
4
20
11
19
11
14
17
21
9
13
8
1
25
3
27
4
22
8
27
4
228
80
Highest AQI recorded in
May52AQI
Lowest AQI recorded in
August25AQI
202141AQI
22
8
16
12
22
8
1
26
4
22
9
15
15
18
13
24
7
25
5
25
6
22
8
30
1
267
96
1
Highest AQI recorded in
June51AQI
Lowest AQI recorded in
April33AQI
202039AQI
10
3
18
3
15
3
22
8
26
5
8
20
3
18
1
29
2
24
6
24
7
194
58
3
Highest AQI recorded in
August63AQI
Lowest AQI recorded in
October31AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
43AQILeast Polluted Year Recorded
2024(Avg.)
36AQIWakamatsudai's annual 2025 AQI (43) shows an average percentage change of 8.7% (worsened AQI) compared to previous years: 2020 (39), 2021 (41), 2022 (41), 2023 (43), 2024 (36).
