Obata, Kasugai, Aichi, 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
Obata, Kasugai, Aichi, Japan
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2024
54AQILowest AQI recorded on
29th Aug 2024
16AQISame Day Analysis (4th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 44 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Obata, Kasugai, Aichi, Japan
AQI
Day
Night
.
4 AM4th Aug 2025
7 PM
3 AM5th Aug 2025
Day time
Avg. Highest Time
5PM4th Aug
107AQI
Avg. Lowest Time
8AM4th Aug
45AQI
Night time
Avg. Highest Time
7PM4th Aug
82AQI
Avg. Lowest Time
3AM5th Aug
42AQI
In the last 24 hours,
Obata's AQI reached its highest point of 107 at 5 PM during the Day, 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
Obata, Kasugai, Aichi, 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 2025674 AMAQI
6th Jul 2025695 AMAQI
6th Jul 2025686 AMAQI
6th Jul 2025707 AMAQI
6th Jul 2025698 AMAQI
6th Jul 2025639 AMAQI
6th Jul 20255510 AMAQI
6th Jul 20255411 AMAQI
6th Jul 20255812 PMAQI
6th Jul 2025631 PMAQI
6th Jul 2025622 PMAQI
6th Jul 2025653 PMAQI
6th Jul 2025654 PMAQI
6th Jul 2025605 PMAQI
6th Jul 2025566 PMAQI
6th Jul 2025547 PMAQI
6th Jul 2025588 PMAQI
6th Jul 2025619 PMAQI
6th Jul 20256110 PMAQI
6th Jul 20256111 PMAQI
7th Jul 20256012 AMAQI
7th Jul 2025621 AMAQI
7th Jul 2025662 AMAQI
7th Jul 2025663 AMAQI
31°C26/37°C
7th Jul 2025664 AMAQI
7th Jul 2025645 AMAQI
7th Jul 2025646 AMAQI
7th Jul 2025657 AMAQI
7th Jul 2025658 AMAQI
7th Jul 2025599 AMAQI
7th Jul 20255810 AMAQI
7th Jul 20255811 AMAQI
7th Jul 20255812 PMAQI
7th Jul 2025581 PMAQI
7th Jul 2025592 PMAQI
7th Jul 2025643 PMAQI
7th Jul 2025724 PMAQI
7th Jul 2025845 PMAQI
7th Jul 2025846 PMAQI
7th Jul 2025847 PMAQI
7th Jul 2025868 PMAQI
7th Jul 2025769 PMAQI
7th Jul 20257610 PMAQI
7th Jul 20257611 PMAQI
8th Jul 20257012 AMAQI
8th Jul 2025661 AMAQI
8th Jul 2025642 AMAQI
8th Jul 2025643 AMAQI
31°C27/37°C
8th Jul 2025634 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025636 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025638 AMAQI
8th Jul 2025649 AMAQI
8th Jul 20256310 AMAQI
8th Jul 20256611 AMAQI
8th Jul 20257112 PMAQI
8th Jul 2025741 PMAQI
8th Jul 2025782 PMAQI
8th Jul 2025843 PMAQI
8th Jul 2025964 PMAQI
8th Jul 2025995 PMAQI
8th Jul 20251006 PMAQI
8th Jul 2025997 PMAQI
8th Jul 2025908 PMAQI
8th Jul 2025789 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20257911 PMAQI
9th Jul 20257712 AMAQI
9th Jul 2025721 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025643 AMAQI
30°C27/34°C
9th Jul 2025654 AMAQI
9th Jul 2025665 AMAQI
9th Jul 2025666 AMAQI
9th Jul 2025667 AMAQI
9th Jul 2025668 AMAQI
9th Jul 2025869 AMAQI
9th Jul 202510810 AMAQI
9th Jul 202512911 AMAQI
9th Jul 202513412 PMAQI
9th Jul 20251171 PMAQI
9th Jul 20251202 PMAQI
9th Jul 20251073 PMAQI
9th Jul 2025984 PMAQI
9th Jul 2025965 PMAQI
9th Jul 2025966 PMAQI
9th Jul 2025967 PMAQI
9th Jul 2025918 PMAQI
9th Jul 2025809 PMAQI
9th Jul 20257610 PMAQI
9th Jul 20256711 PMAQI
10th Jul 20256312 AMAQI
10th Jul 2025661 AMAQI
10th Jul 2025682 AMAQI
10th Jul 2025683 AMAQI
30°C25/35°C
10th Jul 2025704 AMAQI
10th Jul 2025765 AMAQI
10th Jul 2025766 AMAQI
10th Jul 2025767 AMAQI
10th Jul 2025768 AMAQI
10th Jul 2025669 AMAQI
10th Jul 20256510 AMAQI
10th Jul 20257611 AMAQI
10th Jul 20258412 PMAQI
10th Jul 2025801 PMAQI
10th Jul 2025752 PMAQI
10th Jul 2025743 PMAQI
10th Jul 2025674 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025426 PMAQI
10th Jul 2025307 PMAQI
10th Jul 2025358 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
30°C26/36°C
11th Jul 2025704 AMAQI
11th Jul 2025725 AMAQI
11th Jul 2025716 AMAQI
11th Jul 2025717 AMAQI
11th Jul 2025728 AMAQI
11th Jul 2025369 AMAQI
11th Jul 20252810 AMAQI
11th Jul 20252511 AMAQI
11th Jul 20252612 PMAQI
11th Jul 2025351 PMAQI
11th Jul 2025472 PMAQI
11th Jul 2025483 PMAQI
11th Jul 2025394 PMAQI
11th Jul 2025355 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025337 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025579 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025611 AMAQI
12th Jul 2025672 AMAQI
12th Jul 2025683 AMAQI
28°C25/32°C
12th Jul 2025664 AMAQI
12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025638 AMAQI
12th Jul 2025429 AMAQI
12th Jul 20253810 AMAQI
12th Jul 20254211 AMAQI
12th Jul 20254812 PMAQI
12th Jul 2025511 PMAQI
12th Jul 2025532 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025395 PMAQI
12th Jul 2025366 PMAQI
12th Jul 2025327 PMAQI
12th Jul 2025368 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025632 AMAQI
13th Jul 2025633 AMAQI
27°C24/32°C
13th Jul 2025624 AMAQI
13th Jul 2025605 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025459 AMAQI
13th Jul 20253110 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20254412 PMAQI
13th Jul 2025451 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025416 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025438 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025603 AMAQI
28°C25/32°C
14th Jul 2025594 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025409 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20252911 AMAQI
14th Jul 20252712 PMAQI
14th Jul 2025281 PMAQI
14th Jul 2025232 PMAQI
14th Jul 2025213 PMAQI
14th Jul 2025204 PMAQI
14th Jul 2025205 PMAQI
14th Jul 2025206 PMAQI
14th Jul 2025217 PMAQI
14th Jul 2025278 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254811 PMAQI
15th Jul 20254812 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025573 AMAQI
28°C25/33°C
15th Jul 2025564 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025249 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20252911 AMAQI
15th Jul 20253512 PMAQI
15th Jul 2025461 PMAQI
15th Jul 2025502 PMAQI
15th Jul 2025523 PMAQI
15th Jul 2025494 PMAQI
15th Jul 2025475 PMAQI
15th Jul 2025486 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025508 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
27°C25/30°C
16th Jul 2025544 AMAQI
16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025539 AMAQI
16th Jul 20255610 AMAQI
16th Jul 20255211 AMAQI
16th Jul 20254412 PMAQI
16th Jul 2025411 PMAQI
16th Jul 2025442 PMAQI
16th Jul 2025403 PMAQI
16th Jul 2025414 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025286 PMAQI
16th Jul 2025227 PMAQI
16th Jul 2025248 PMAQI
16th Jul 2025389 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253812 AMAQI
17th Jul 2025451 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
27°C24/31°C
17th Jul 2025534 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025239 AMAQI
17th Jul 20251410 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251412 PMAQI
17th Jul 2025221 PMAQI
17th Jul 2025292 PMAQI
17th Jul 2025343 PMAQI
17th Jul 2025344 PMAQI
17th Jul 2025325 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025409 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254111 PMAQI
18th Jul 20254112 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
24°C23/25°C
18th Jul 2025514 AMAQI
18th Jul 2025485 AMAQI
18th Jul 2025476 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252212 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025232 PMAQI
18th Jul 2025183 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025216 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025288 PMAQI
18th Jul 2025389 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025431 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025493 AMAQI
27°C22/31°C
19th Jul 2025474 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20252810 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252212 PMAQI
19th Jul 2025231 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025215 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025238 PMAQI
19th Jul 2025309 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025371 AMAQI
20th Jul 2025452 AMAQI
20th Jul 2025463 AMAQI
27°C23/32°C
20th Jul 2025444 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20252310 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252012 PMAQI
20th Jul 2025221 PMAQI
20th Jul 2025312 PMAQI
20th Jul 2025423 PMAQI
20th Jul 2025414 PMAQI
20th Jul 2025315 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025258 PMAQI
20th Jul 2025319 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20253011 PMAQI
21st Jul 20253012 AMAQI
21st Jul 2025341 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
28°C24/33°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20252310 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025341 PMAQI
21st Jul 2025442 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025484 PMAQI
21st Jul 2025425 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025297 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253110 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20252812 AMAQI
22nd Jul 2025321 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
29°C25/33°C
22nd Jul 2025384 AMAQI
22nd Jul 2025365 AMAQI
22nd Jul 2025376 AMAQI
22nd Jul 2025377 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252510 AMAQI
22nd Jul 20252811 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025503 PMAQI
22nd Jul 2025604 PMAQI
22nd Jul 2025565 PMAQI
22nd Jul 2025416 PMAQI
22nd Jul 2025257 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252411 PMAQI
23rd Jul 20252512 AMAQI
23rd Jul 2025301 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025363 AMAQI
30°C26/36°C
23rd Jul 2025364 AMAQI
23rd Jul 2025365 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20253211 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025531 PMAQI
23rd Jul 2025592 PMAQI
23rd Jul 2025603 PMAQI
23rd Jul 2025584 PMAQI
23rd Jul 2025565 PMAQI
23rd Jul 2025486 PMAQI
23rd Jul 2025337 PMAQI
23rd Jul 2025278 PMAQI
23rd Jul 2025279 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252612 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025343 AMAQI
30°C26/35°C
24th Jul 2025354 AMAQI
24th Jul 2025365 AMAQI
24th Jul 2025376 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025378 AMAQI
24th Jul 2025279 AMAQI
24th Jul 20252610 AMAQI
24th Jul 20253411 AMAQI
24th Jul 20254112 PMAQI
24th Jul 2025481 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025614 PMAQI
24th Jul 2025545 PMAQI
24th Jul 2025446 PMAQI
24th Jul 2025367 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252510 PMAQI
24th Jul 20252511 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025332 AMAQI
25th Jul 2025343 AMAQI
30°C26/36°C
25th Jul 2025344 AMAQI
25th Jul 2025355 AMAQI
25th Jul 2025366 AMAQI
25th Jul 2025367 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025349 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20252611 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025361 PMAQI
25th Jul 2025392 PMAQI
25th Jul 2025313 PMAQI
25th Jul 2025214 PMAQI
25th Jul 2025195 PMAQI
25th Jul 2025166 PMAQI
25th Jul 2025167 PMAQI
25th Jul 2025178 PMAQI
25th Jul 2025249 PMAQI
25th Jul 20252310 PMAQI
25th Jul 20252411 PMAQI
26th Jul 20252312 AMAQI
26th Jul 2025261 AMAQI
26th Jul 2025312 AMAQI
26th Jul 2025323 AMAQI
30°C26/35°C
26th Jul 2025334 AMAQI
26th Jul 2025335 AMAQI
26th Jul 2025336 AMAQI
26th Jul 2025337 AMAQI
26th Jul 2025338 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252010 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20252012 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025166 PMAQI
26th Jul 2025157 PMAQI
26th Jul 2025178 PMAQI
26th Jul 2025239 PMAQI
26th Jul 20252410 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252412 AMAQI
27th Jul 2025281 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025313 AMAQI
30°C26/35°C
27th Jul 2025314 AMAQI
27th Jul 2025305 AMAQI
27th Jul 2025296 AMAQI
27th Jul 2025297 AMAQI
27th Jul 2025298 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20251710 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251912 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025262 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025344 PMAQI
27th Jul 2025375 PMAQI
27th Jul 2025266 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025208 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20252310 PMAQI
27th Jul 20252311 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025293 AMAQI
30°C26/35°C
28th Jul 2025294 AMAQI
28th Jul 2025285 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025239 AMAQI
28th Jul 20252110 AMAQI
28th Jul 20252711 AMAQI
28th Jul 20253512 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025442 PMAQI
28th Jul 2025493 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025515 PMAQI
28th Jul 2025446 PMAQI
28th Jul 2025357 PMAQI
28th Jul 2025328 PMAQI
28th Jul 2025289 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252711 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025273 AMAQI
30°C26/35°C
29th Jul 2025284 AMAQI
29th Jul 2025285 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025297 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025309 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20254511 AMAQI
29th Jul 20255312 PMAQI
29th Jul 2025551 PMAQI
29th Jul 2025562 PMAQI
29th Jul 2025533 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025565 PMAQI
29th Jul 2025586 PMAQI
29th Jul 2025497 PMAQI
29th Jul 2025408 PMAQI
29th Jul 2025319 PMAQI
29th Jul 20252810 PMAQI
29th Jul 20252511 PMAQI
30th Jul 20252512 AMAQI
30th Jul 2025271 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025283 AMAQI
31°C27/38°C
30th Jul 2025294 AMAQI
30th Jul 2025325 AMAQI
30th Jul 2025326 AMAQI
30th Jul 2025327 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025399 AMAQI
30th Jul 20254710 AMAQI
30th Jul 20255211 AMAQI
30th Jul 20255412 PMAQI
30th Jul 2025581 PMAQI
30th Jul 2025622 PMAQI
30th Jul 2025703 PMAQI
30th Jul 2025714 PMAQI
30th Jul 2025595 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025427 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253112 AMAQI
31st Jul 2025291 AMAQI
31st Jul 2025292 AMAQI
31st Jul 2025293 AMAQI
31°C27/37°C
31st Jul 2025284 AMAQI
31st Jul 2025285 AMAQI
31st Jul 2025286 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025289 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20254211 AMAQI
31st Jul 20255112 PMAQI
31st Jul 2025551 PMAQI
31st Jul 2025612 PMAQI
31st Jul 2025623 PMAQI
31st Jul 2025604 PMAQI
31st Jul 2025605 PMAQI
31st Jul 2025566 PMAQI
31st Jul 2025517 PMAQI
31st Jul 2025408 PMAQI
31st Jul 2025319 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20253111 PMAQI
1st Aug 20253112 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025303 AMAQI
31°C27/36°C
1st Aug 2025324 AMAQI
1st Aug 2025335 AMAQI
1st Aug 2025346 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025449 AMAQI
1st Aug 20254510 AMAQI
1st Aug 20255111 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025531 PMAQI
1st Aug 2025602 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025574 PMAQI
1st Aug 2025585 PMAQI
1st Aug 2025616 PMAQI
1st Aug 2025587 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025429 PMAQI
1st Aug 20253810 PMAQI
1st Aug 20254111 PMAQI
2nd Aug 20253612 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025342 AMAQI
2nd Aug 2025333 AMAQI
32°C27/38°C
2nd Aug 2025374 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025398 AMAQI
2nd Aug 2025539 AMAQI
2nd Aug 20255510 AMAQI
2nd Aug 20255411 AMAQI
2nd Aug 20255412 PMAQI
2nd Aug 2025531 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025603 PMAQI
2nd Aug 2025574 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025516 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025468 PMAQI
2nd Aug 2025419 PMAQI
2nd Aug 20254010 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025411 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025383 AMAQI
32°C27/39°C
3rd Aug 2025404 AMAQI
3rd Aug 2025425 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025418 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20256212 PMAQI
3rd Aug 2025601 PMAQI
3rd Aug 2025662 PMAQI
3rd Aug 2025543 PMAQI
3rd Aug 2025574 PMAQI
3rd Aug 2025575 PMAQI
3rd Aug 2025586 PMAQI
3rd Aug 2025597 PMAQI
3rd Aug 2025538 PMAQI
3rd Aug 2025469 PMAQI
3rd Aug 20254910 PMAQI
3rd Aug 20254511 PMAQI
4th Aug 20254412 AMAQI
4th Aug 2025391 AMAQI
4th Aug 2025412 AMAQI
4th Aug 2025413 AMAQI
32°C28/38°C
4th Aug 2025454 AMAQI
4th Aug 2025465 AMAQI
4th Aug 2025476 AMAQI
4th Aug 2025467 AMAQI
4th Aug 2025458 AMAQI
4th Aug 2025659 AMAQI
4th Aug 20257510 AMAQI
4th Aug 20258611 AMAQI
4th Aug 20258512 PMAQI
4th Aug 2025941 PMAQI
4th Aug 20251002 PMAQI
4th Aug 2025963 PMAQI
4th Aug 2025954 PMAQI
4th Aug 20251075 PMAQI
4th Aug 20251046 PMAQI
4th Aug 2025827 PMAQI
4th Aug 2025728 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20255012 AMAQI
5th Aug 2025461 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI
31°C28/36°C
5th Aug 2025534 AMAQI
4 AM5th Aug 2025565 AMAQI
5th Aug 2025566 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025558 AMAQI
5th Aug 2025609 AMAQI
5th Aug 20256610 AMAQI
5th Aug 20256211 AMAQI
11 AM5th Aug 20256012 PMAQI
5th Aug 2025591 PMAQI
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
2 PM - 5 PM
52AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 10 AM
41AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 5 PM (Avg. 52), while the lowest AQI was between 9 AM to 10 AM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 3 AM
45AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM - 11 PM
42AQI
4 hours / Day
120 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 8 PM to 11 PM (Avg. 42).
2025 Days Vs Air Quality
Obata, Kasugai, Aichi, Japan
2025
94%
204
6%
12
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
204 DaysModerate
12 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Obata, Kasugai, Aichi, 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
26AQI
26AQI
4th January 2025
26AQI
26AQI
5th January 2025
25AQI
25AQI
6th January 2025
23AQI
23AQI
7th January 2025
26AQI
26AQI
8th January 2025
26AQI
26AQI
9th January 2025
26AQI
26AQI
10th January 2025
21AQI
21AQI
11th January 2025
23AQI
23AQI
12th January 2025
25AQI
25AQI
13th January 2025
24AQI
24AQI
14th January 2025
29AQI
29AQI
15th January 2025
28AQI
28AQI
16th January 2025
24AQI
24AQI
17th January 2025
27AQI
27AQI
18th January 2025
25AQI
25AQI
19th January 2025
26AQI
26AQI
20th January 2025
26AQI
26AQI
21st January 2025
32AQI
32AQI
22nd January 2025
30AQI
30AQI
23rd January 2025
36AQI
36AQI
24th January 2025
36AQI
36AQI
25th January 2025
35AQI
35AQI
26th January 2025
31AQI
31AQI
27th January 2025
25AQI
25AQI
28th January 2025
29AQI
29AQI
29th January 2025
29AQI
29AQI
30th January 2025
28AQI
28AQI
31st January 2025
31AQI
31AQI
1st February 2025
36AQI
36AQI
2nd February 2025
24AQI
24AQI
3rd February 2025
29AQI
29AQI
4th February 2025
29AQI
29AQI
5th February 2025
29AQI
29AQI
6th February 2025
30AQI
30AQI
7th February 2025
29AQI
29AQI
8th February 2025
28AQI
28AQI
9th February 2025
27AQI
27AQI
10th February 2025
29AQI
29AQI
11th February 2025
29AQI
29AQI
12th February 2025
25AQI
25AQI
13th February 2025
31AQI
31AQI
14th February 2025
27AQI
27AQI
15th February 2025
29AQI
29AQI
16th February 2025
30AQI
30AQI
17th February 2025
32AQI
32AQI
18th February 2025
29AQI
29AQI
19th February 2025
30AQI
30AQI
20th February 2025
29AQI
29AQI
21st February 2025
29AQI
29AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
31AQI
31AQI
24th February 2025
31AQI
31AQI
25th February 2025
31AQI
31AQI
26th February 2025
35AQI
35AQI
27th February 2025
38AQI
38AQI
28th February 2025
36AQI
36AQI
1st March 2025
38AQI
38AQI
2nd March 2025
36AQI
36AQI
3rd March 2025
32AQI
32AQI
4th March 2025
23AQI
23AQI
5th March 2025
22AQI
22AQI
6th March 2025
31AQI
31AQI
7th March 2025
30AQI
30AQI
8th March 2025
30AQI
30AQI
9th March 2025
34AQI
34AQI
10th March 2025
34AQI
34AQI
11th March 2025
29AQI
29AQI
12th March 2025
27AQI
27AQI
13th March 2025
34AQI
34AQI
14th March 2025
21AQI
21AQI
15th March 2025
20AQI
20AQI
16th March 2025
16AQI
16AQI
17th March 2025
16AQI
16AQI
18th March 2025
17AQI
17AQI
19th March 2025
14AQI
14AQI
20th March 2025
18AQI
18AQI
21st March 2025
29AQI
29AQI
22nd March 2025
27AQI
27AQI
23rd March 2025
33AQI
33AQI
24th March 2025
32AQI
32AQI
25th March 2025
39AQI
39AQI
26th March 2025
44AQI
44AQI
27th March 2025
37AQI
37AQI
28th March 2025
27AQI
27AQI
29th March 2025
23AQI
23AQI
30th March 2025
20AQI
20AQI
31st March 2025
21AQI
21AQI
1st April 2025
18AQI
18AQI
2nd April 2025
18AQI
18AQI
3rd April 2025
16AQI
16AQI
4th April 2025
16AQI
16AQI
5th April 2025
16AQI
16AQI
6th April 2025
14AQI
14AQI
7th April 2025
15AQI
15AQI
8th April 2025
16AQI
16AQI
9th April 2025
16AQI
16AQI
10th April 2025
18AQI
18AQI
11th April 2025
20AQI
20AQI
12th April 2025
20AQI
20AQI
13th April 2025
17AQI
17AQI
14th April 2025
20AQI
20AQI
15th April 2025
18AQI
18AQI
16th April 2025
18AQI
18AQI
17th April 2025
20AQI
20AQI
18th April 2025
23AQI
23AQI
19th April 2025
22AQI
22AQI
20th April 2025
20AQI
20AQI
21st April 2025
16AQI
16AQI
22nd April 2025
15AQI
15AQI
23rd April 2025
14AQI
14AQI
24th April 2025
13AQI
13AQI
25th April 2025
16AQI
16AQI
26th April 2025
17AQI
17AQI
27th April 2025
16AQI
16AQI
28th April 2025
17AQI
17AQI
29th April 2025
17AQI
17AQI
30th April 2025
17AQI
17AQI
1st May 2025
17AQI
17AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
18AQI
18AQI
4th May 2025
18AQI
18AQI
5th May 2025
18AQI
18AQI
6th May 2025
15AQI
15AQI
7th May 2025
15AQI
15AQI
8th May 2025
16AQI
16AQI
9th May 2025
16AQI
16AQI
10th May 2025
15AQI
15AQI
11th May 2025
15AQI
15AQI
12th May 2025
18AQI
18AQI
13th May 2025
20AQI
20AQI
14th May 2025
20AQI
20AQI
15th May 2025
20AQI
20AQI
16th May 2025
20AQI
20AQI
17th May 2025
17AQI
17AQI
18th May 2025
20AQI
20AQI
19th May 2025
22AQI
22AQI
20th May 2025
28AQI
28AQI
21st May 2025
26AQI
26AQI
22nd May 2025
22AQI
22AQI
23rd May 2025
20AQI
20AQI
24th May 2025
20AQI
20AQI
25th May 2025
17AQI
17AQI
26th May 2025
17AQI
17AQI
27th May 2025
17AQI
17AQI
28th May 2025
15AQI
15AQI
29th May 2025
17AQI
17AQI
30th May 2025
15AQI
15AQI
31st May 2025
15AQI
15AQI
1st June 2025
15AQI
15AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
16AQI
16AQI
4th June 2025
17AQI
17AQI
5th June 2025
18AQI
18AQI
6th June 2025
19AQI
19AQI
7th June 2025
22AQI
22AQI
8th June 2025
24AQI
24AQI
9th June 2025
20AQI
20AQI
10th June 2025
17AQI
17AQI
11th June 2025
16AQI
16AQI
12th June 2025
19AQI
19AQI
13th June 2025
18AQI
18AQI
14th June 2025
17AQI
17AQI
15th June 2025
17AQI
17AQI
16th June 2025
17AQI
17AQI
17th June 2025
19AQI
19AQI
18th June 2025
22AQI
22AQI
19th June 2025
23AQI
23AQI
20th June 2025
25AQI
25AQI
21st June 2025
22AQI
22AQI
22nd June 2025
16AQI
16AQI
23rd June 2025
15AQI
15AQI
24th June 2025
17AQI
17AQI
25th June 2025
18AQI
18AQI
26th June 2025
17AQI
17AQI
27th June 2025
21AQI
21AQI
28th June 2025
20AQI
20AQI
29th June 2025
20AQI
20AQI
30th June 2025
37AQI
37AQI
1st July 2025
48AQI
48AQI
2nd July 2025
76AQI
76AQI
3rd July 2025
82AQI
82AQI
4th July 2025
71AQI
71AQI
5th July 2025
75AQI
75AQI
6th July 2025
62AQI
62AQI
7th July 2025
68AQI
68AQI
8th July 2025
75AQI
75AQI
9th July 2025
85AQI
85AQI
10th July 2025
63AQI
63AQI
11th July 2025
52AQI
52AQI
12th July 2025
53AQI
53AQI
13th July 2025
51AQI
51AQI
14th July 2025
43AQI
43AQI
15th July 2025
49AQI
49AQI
16th July 2025
45AQI
45AQI
17th July 2025
37AQI
37AQI
18th July 2025
36AQI
36AQI
19th July 2025
33AQI
33AQI
20th July 2025
33AQI
33AQI
21st July 2025
34AQI
34AQI
22nd July 2025
33AQI
33AQI
23rd July 2025
34AQI
34AQI
24th July 2025
34AQI
34AQI
25th July 2025
27AQI
27AQI
26th July 2025
24AQI
24AQI
27th July 2025
25AQI
25AQI
28th July 2025
30AQI
30AQI
29th July 2025
36AQI
36AQI
30th July 2025
38AQI
38AQI
31st July 2025
37AQI
37AQI
1st August 2025
42AQI
42AQI
2nd August 2025
44AQI
44AQI
3rd August 2025
47AQI
47AQI
4th August 2025
44AQI
44AQI
27AQI
30AQI
28AQI
17AQI
18AQI
19AQI
48AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202527AQI
31
28
31
30
31
30
19
12
4
204
12
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
April17AQI
202432AQI
15
1
1
2
12
30
31
29
2
19
10
29
2
30
31
229
15
Highest AQI recorded in
September46AQI
Lowest AQI recorded in
March13AQI
202324AQI
3
31
34
Highest AQI recorded in
December24AQI
Lowest AQI recorded in
November18AQI
202013AQI
1
1
Highest AQI recorded in
September13AQI
Lowest AQI recorded in
September13AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2024(Avg.)
32AQILeast Polluted Year Recorded
2020(Avg.)
13AQIObata's annual 2025 AQI (27) shows an average percentage change of 36.5% (worsened AQI) compared to previous years: 2020 (13), 2023 (24), 2024 (32).
