Yahagicho, Okazaki, 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
Yahagicho, Okazaki, Aichi, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
65AQILowest AQI recorded on
19th Aug 2021
15AQISame Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Yahagicho, Okazaki, Aichi, Japan
AQI
Day
Night
.
4 AM7th Aug 2025
7 PM
3 AM8th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11AM7th Aug
54AQI
Avg. Lowest Time
5PM7th Aug
34AQI
In the last 24 hours,
Yahagicho's AQI reached its highest point of 54 at 11 AM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yahagicho, Okazaki, Aichi, Japan
JulAug
09th - 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 - 08th08th
Day
Night
9th Jul 2025664 AMAQI
9th Jul 2025685 AMAQI
9th Jul 2025666 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025688 AMAQI
9th Jul 2025939 AMAQI
9th Jul 202512210 AMAQI
9th Jul 202513411 AMAQI
9th Jul 202512212 PMAQI
9th Jul 20251001 PMAQI
9th Jul 2025962 PMAQI
9th Jul 2025883 PMAQI
9th Jul 2025874 PMAQI
9th Jul 2025895 PMAQI
9th Jul 2025926 PMAQI
9th Jul 2025887 PMAQI
9th Jul 2025808 PMAQI
9th Jul 2025709 PMAQI
9th Jul 20256510 PMAQI
9th Jul 20256611 PMAQI
10th Jul 20256512 AMAQI
10th Jul 2025671 AMAQI
10th Jul 2025702 AMAQI
10th Jul 2025703 AMAQI
29°C25/33°C
10th Jul 2025714 AMAQI
10th Jul 2025745 AMAQI
10th Jul 2025756 AMAQI
10th Jul 2025757 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025769 AMAQI
10th Jul 20256910 AMAQI
10th Jul 20256111 AMAQI
10th Jul 20255612 PMAQI
10th Jul 2025561 PMAQI
10th Jul 2025562 PMAQI
10th Jul 2025513 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025475 PMAQI
10th Jul 2025466 PMAQI
10th Jul 2025467 PMAQI
10th Jul 2025508 PMAQI
10th Jul 2025619 PMAQI
10th Jul 20256110 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256212 AMAQI
11th Jul 2025651 AMAQI
11th Jul 2025692 AMAQI
11th Jul 2025683 AMAQI
29°C26/34°C
11th Jul 2025694 AMAQI
11th Jul 2025665 AMAQI
11th Jul 2025676 AMAQI
11th Jul 2025677 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025319 AMAQI
11th Jul 20252010 AMAQI
11th Jul 20252111 AMAQI
11th Jul 20252712 PMAQI
11th Jul 2025451 PMAQI
11th Jul 2025482 PMAQI
11th Jul 2025493 PMAQI
11th Jul 2025484 PMAQI
11th Jul 2025485 PMAQI
11th Jul 2025526 PMAQI
11th Jul 2025527 PMAQI
11th Jul 2025548 PMAQI
11th Jul 2025619 PMAQI
11th Jul 20256110 PMAQI
11th Jul 20256111 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025663 AMAQI
28°C25/31°C
12th Jul 2025654 AMAQI
12th Jul 2025635 AMAQI
12th Jul 2025636 AMAQI
12th Jul 2025637 AMAQI
12th Jul 2025638 AMAQI
12th Jul 2025449 AMAQI
12th Jul 20253910 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20254112 PMAQI
12th Jul 2025511 PMAQI
12th Jul 2025512 PMAQI
12th Jul 2025503 PMAQI
12th Jul 2025514 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025446 PMAQI
12th Jul 2025467 PMAQI
12th Jul 2025498 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255911 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
27°C24/30°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 20253310 AMAQI
13th Jul 20253811 AMAQI
13th Jul 20254012 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025513 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025466 PMAQI
13th Jul 2025467 PMAQI
13th Jul 2025488 PMAQI
13th Jul 2025569 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255611 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025581 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025603 AMAQI
27°C25/31°C
14th Jul 2025594 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20252710 AMAQI
14th Jul 20252911 AMAQI
14th Jul 20253012 PMAQI
14th Jul 2025401 PMAQI
14th Jul 2025362 PMAQI
14th Jul 2025353 PMAQI
14th Jul 2025334 PMAQI
14th Jul 2025345 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025327 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255411 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025583 AMAQI
27°C24/31°C
15th Jul 2025574 AMAQI
15th Jul 2025565 AMAQI
15th Jul 2025566 AMAQI
15th Jul 2025567 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20251610 AMAQI
15th Jul 20252311 AMAQI
15th Jul 20253312 PMAQI
15th Jul 2025431 PMAQI
15th Jul 2025472 PMAQI
15th Jul 2025503 PMAQI
15th Jul 2025504 PMAQI
15th Jul 2025515 PMAQI
15th Jul 2025526 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025528 PMAQI
15th Jul 2025549 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255411 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025553 AMAQI
27°C25/29°C
16th Jul 2025554 AMAQI
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025569 AMAQI
16th Jul 20255610 AMAQI
16th Jul 20255111 AMAQI
16th Jul 20254812 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025492 PMAQI
16th Jul 2025463 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025435 PMAQI
16th Jul 2025426 PMAQI
16th Jul 2025367 PMAQI
16th Jul 2025398 PMAQI
16th Jul 2025509 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025543 AMAQI
27°C24/30°C
17th Jul 2025544 AMAQI
17th Jul 2025535 AMAQI
17th Jul 2025536 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025538 AMAQI
17th Jul 2025249 AMAQI
17th Jul 20251610 AMAQI
17th Jul 20251911 AMAQI
17th Jul 20252612 PMAQI
17th Jul 2025371 PMAQI
17th Jul 2025412 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025454 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025436 PMAQI
17th Jul 2025447 PMAQI
17th Jul 2025448 PMAQI
17th Jul 2025499 PMAQI
17th Jul 20254910 PMAQI
17th Jul 20254811 PMAQI
18th Jul 20254812 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
24°C23/25°C
18th Jul 2025524 AMAQI
18th Jul 2025515 AMAQI
18th Jul 2025516 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025518 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20251910 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252112 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025292 PMAQI
18th Jul 2025323 PMAQI
18th Jul 2025334 PMAQI
18th Jul 2025335 PMAQI
18th Jul 2025356 PMAQI
18th Jul 2025357 PMAQI
18th Jul 2025378 PMAQI
18th Jul 2025479 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254612 AMAQI
19th Jul 2025481 AMAQI
19th Jul 2025512 AMAQI
19th Jul 2025513 AMAQI
26°C22/30°C
19th Jul 2025504 AMAQI
19th Jul 2025485 AMAQI
19th Jul 2025496 AMAQI
19th Jul 2025487 AMAQI
19th Jul 2025488 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252210 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025281 PMAQI
19th Jul 2025312 PMAQI
19th Jul 2025313 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025267 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20254110 PMAQI
19th Jul 20254211 PMAQI
20th Jul 20254212 AMAQI
20th Jul 2025441 AMAQI
20th Jul 2025472 AMAQI
20th Jul 2025483 AMAQI
27°C23/31°C
20th Jul 2025464 AMAQI
20th Jul 2025455 AMAQI
20th Jul 2025446 AMAQI
20th Jul 2025457 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025339 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252112 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025252 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025176 PMAQI
20th Jul 2025207 PMAQI
20th Jul 2025258 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025453 AMAQI
28°C24/31°C
21st Jul 2025444 AMAQI
21st Jul 2025415 AMAQI
21st Jul 2025416 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025249 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025281 PMAQI
21st Jul 2025222 PMAQI
21st Jul 2025243 PMAQI
21st Jul 2025244 PMAQI
21st Jul 2025215 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025238 PMAQI
21st Jul 2025309 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025413 AMAQI
28°C25/33°C
22nd Jul 2025404 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025239 AMAQI
22nd Jul 20252010 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025341 PMAQI
22nd Jul 2025412 PMAQI
22nd Jul 2025463 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025355 PMAQI
22nd Jul 2025276 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025289 PMAQI
22nd Jul 20252810 PMAQI
22nd Jul 20252811 PMAQI
23rd Jul 20252912 AMAQI
23rd Jul 2025321 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025383 AMAQI
29°C25/34°C
23rd Jul 2025384 AMAQI
23rd Jul 2025385 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20252711 AMAQI
23rd Jul 20253012 PMAQI
23rd Jul 2025381 PMAQI
23rd Jul 2025442 PMAQI
23rd Jul 2025413 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025365 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025307 PMAQI
23rd Jul 2025268 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252912 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025363 AMAQI
29°C25/33°C
24th Jul 2025364 AMAQI
24th Jul 2025355 AMAQI
24th Jul 2025366 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025368 AMAQI
24th Jul 2025249 AMAQI
24th Jul 20252110 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20252612 PMAQI
24th Jul 2025281 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025363 PMAQI
24th Jul 2025384 PMAQI
24th Jul 2025475 PMAQI
24th Jul 2025376 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025228 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252511 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025291 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025343 AMAQI
29°C25/33°C
25th Jul 2025334 AMAQI
25th Jul 2025345 AMAQI
25th Jul 2025336 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025338 AMAQI
25th Jul 2025239 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20251811 AMAQI
25th Jul 20252312 PMAQI
25th Jul 2025211 PMAQI
25th Jul 2025212 PMAQI
25th Jul 2025183 PMAQI
25th Jul 2025174 PMAQI
25th Jul 2025165 PMAQI
25th Jul 2025166 PMAQI
25th Jul 2025167 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025249 PMAQI
25th Jul 20252410 PMAQI
25th Jul 20252511 PMAQI
26th Jul 20252612 AMAQI
26th Jul 2025281 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025323 AMAQI
29°C26/33°C
26th Jul 2025324 AMAQI
26th Jul 2025305 AMAQI
26th Jul 2025306 AMAQI
26th Jul 2025317 AMAQI
26th Jul 2025318 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20251910 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025203 PMAQI
26th Jul 2025204 PMAQI
26th Jul 2025215 PMAQI
26th Jul 2025196 PMAQI
26th Jul 2025207 PMAQI
26th Jul 2025248 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20252712 AMAQI
27th Jul 2025301 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025313 AMAQI
29°C25/33°C
27th Jul 2025314 AMAQI
27th Jul 2025295 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20251811 AMAQI
27th Jul 20251912 PMAQI
27th Jul 2025201 PMAQI
27th Jul 2025412 PMAQI
27th Jul 2025203 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252310 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025261 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025293 AMAQI
29°C25/33°C
28th Jul 2025294 AMAQI
28th Jul 2025285 AMAQI
28th Jul 2025286 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025219 AMAQI
28th Jul 20251910 AMAQI
28th Jul 20251911 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025392 PMAQI
28th Jul 2025443 PMAQI
28th Jul 2025464 PMAQI
28th Jul 2025385 PMAQI
28th Jul 2025326 PMAQI
28th Jul 2025267 PMAQI
28th Jul 2025278 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20252910 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20252412 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025272 AMAQI
29th Jul 2025283 AMAQI
29°C26/33°C
29th Jul 2025274 AMAQI
29th Jul 2025285 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025287 AMAQI
29th Jul 2025288 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20254010 AMAQI
29th Jul 20254811 AMAQI
29th Jul 20255112 PMAQI
29th Jul 2025561 PMAQI
29th Jul 2025582 PMAQI
29th Jul 2025583 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025555 PMAQI
29th Jul 2025546 PMAQI
29th Jul 2025437 PMAQI
29th Jul 2025348 PMAQI
29th Jul 2025299 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025271 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025283 AMAQI
30°C26/36°C
30th Jul 2025284 AMAQI
30th Jul 2025325 AMAQI
30th Jul 2025326 AMAQI
30th Jul 2025327 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20253410 AMAQI
30th Jul 20254211 AMAQI
30th Jul 20255012 PMAQI
30th Jul 2025551 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025543 PMAQI
30th Jul 2025524 PMAQI
30th Jul 2025485 PMAQI
30th Jul 2025386 PMAQI
30th Jul 2025377 PMAQI
30th Jul 2025368 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025291 AMAQI
31st Jul 2025292 AMAQI
31st Jul 2025303 AMAQI
30°C26/34°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 20253611 AMAQI
31st Jul 20254612 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025542 PMAQI
31st Jul 2025543 PMAQI
31st Jul 2025534 PMAQI
31st Jul 2025525 PMAQI
31st Jul 2025446 PMAQI
31st Jul 2025427 PMAQI
31st Jul 2025388 PMAQI
31st Jul 2025329 PMAQI
31st Jul 20253110 PMAQI
31st Jul 20253211 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025293 AMAQI
29°C27/32°C
1st Aug 2025314 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025336 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025429 AMAQI
1st Aug 20254310 AMAQI
1st Aug 20255011 AMAQI
1st Aug 20254812 PMAQI
1st Aug 2025501 PMAQI
1st Aug 2025562 PMAQI
1st Aug 2025583 PMAQI
1st Aug 2025604 PMAQI
1st Aug 2025605 PMAQI
1st Aug 2025596 PMAQI
1st Aug 2025587 PMAQI
1st Aug 2025508 PMAQI
1st Aug 2025419 PMAQI
1st Aug 20253610 PMAQI
1st Aug 20253611 PMAQI
2nd Aug 20253312 AMAQI
2nd Aug 2025331 AMAQI
2nd Aug 2025342 AMAQI
2nd Aug 2025323 AMAQI
30°C26/37°C
2nd Aug 2025374 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025479 AMAQI
2nd Aug 20254710 AMAQI
2nd Aug 20255311 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025561 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025613 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025575 PMAQI
2nd Aug 2025576 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025458 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253810 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20254612 AMAQI
3rd Aug 2025391 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
30°C26/37°C
3rd Aug 2025404 AMAQI
3rd Aug 2025425 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025408 AMAQI
3rd Aug 2025479 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255611 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025561 PMAQI
3rd Aug 2025592 PMAQI
3rd Aug 2025563 PMAQI
3rd Aug 2025594 PMAQI
3rd Aug 2025535 PMAQI
3rd Aug 2025526 PMAQI
3rd Aug 2025507 PMAQI
3rd Aug 2025478 PMAQI
3rd Aug 2025439 PMAQI
3rd Aug 20254710 PMAQI
3rd Aug 20254411 PMAQI
4th Aug 20254012 AMAQI
4th Aug 2025401 AMAQI
4th Aug 2025402 AMAQI
4th Aug 2025403 AMAQI
31°C27/35°C
4th Aug 2025444 AMAQI
4th Aug 2025465 AMAQI
4th Aug 2025466 AMAQI
4th Aug 2025457 AMAQI
4th Aug 2025448 AMAQI
4th Aug 2025689 AMAQI
4th Aug 20258310 AMAQI
4th Aug 20258811 AMAQI
4th Aug 20258812 PMAQI
4th Aug 2025861 PMAQI
4th Aug 2025982 PMAQI
4th Aug 2025913 PMAQI
4th Aug 2025954 PMAQI
4th Aug 20251025 PMAQI
4th Aug 2025966 PMAQI
4th Aug 2025807 PMAQI
4th Aug 2025788 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254912 AMAQI
5th Aug 2025481 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025423 AMAQI
30°C27/33°C
5th Aug 2025534 AMAQI
5th Aug 2025565 AMAQI
5th Aug 2025566 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025558 AMAQI
5th Aug 2025609 AMAQI
5th Aug 20256010 AMAQI
5th Aug 20256411 AMAQI
5th Aug 20256012 PMAQI
5th Aug 2025561 PMAQI
5th Aug 2025532 PMAQI
5th Aug 2025503 PMAQI
5th Aug 2025514 PMAQI
5th Aug 2025515 PMAQI
5th Aug 2025456 PMAQI
5th Aug 2025467 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025519 PMAQI
5th Aug 20255010 PMAQI
5th Aug 20255411 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025521 AMAQI
6th Aug 2025512 AMAQI
6th Aug 2025503 AMAQI
31°C27/36°C
6th Aug 2025534 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025536 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025499 AMAQI
6th Aug 20254310 AMAQI
6th Aug 20255511 AMAQI
6th Aug 20255412 PMAQI
6th Aug 2025561 PMAQI
6th Aug 2025522 PMAQI
6th Aug 2025503 PMAQI
6th Aug 2025554 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025576 PMAQI
6th Aug 2025597 PMAQI
6th Aug 2025568 PMAQI
6th Aug 2025549 PMAQI
6th Aug 20255410 PMAQI
6th Aug 20255211 PMAQI
7th Aug 20255412 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025522 AMAQI
7th Aug 2025523 AMAQI
31°C28/35°C
7th Aug 2025524 AMAQI
7th Aug 2025525 AMAQI
7th Aug 2025526 AMAQI
7th Aug 2025487 AMAQI
7th Aug 2025528 AMAQI
7th Aug 2025479 AMAQI
7th Aug 20255010 AMAQI
7th Aug 20255411 AMAQI
7th Aug 20254112 PMAQI
7th Aug 2025381 PMAQI
7th Aug 2025362 PMAQI
7th Aug 2025363 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025345 PMAQI
7th Aug 2025386 PMAQI
7th Aug 2025387 PMAQI
7th Aug 2025418 PMAQI
7th Aug 2025489 PMAQI
7th Aug 20254810 PMAQI
7th Aug 20254811 PMAQI
8th Aug 20254812 AMAQI
--°C/°C
4 AM
11 AM
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
2 PM - 6 PM
45AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 10 AM
38AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 6 PM (Avg. 45), while the lowest AQI was between 9 AM to 10 AM (Avg. 38).
Night time
Avg. Highest Time
12 AM - 3 AM
44AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
8 PM
40AQI
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. 44), while the lowest AQI was between 8 PM to 8 PM (Avg. 40).
2025 Days Vs Air Quality
Yahagicho, Okazaki, Aichi, Japan
2025
92%
201
8%
17
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
201 DaysModerate
17 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% 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
Yahagicho, Okazaki, 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
31AQI
31AQI
2nd January 2025
34AQI
34AQI
3rd January 2025
31AQI
31AQI
4th January 2025
26AQI
26AQI
5th January 2025
25AQI
25AQI
6th January 2025
23AQI
23AQI
7th January 2025
26AQI
26AQI
8th January 2025
25AQI
25AQI
9th January 2025
26AQI
26AQI
10th January 2025
21AQI
21AQI
11th January 2025
24AQI
24AQI
12th January 2025
22AQI
22AQI
13th January 2025
25AQI
25AQI
14th January 2025
29AQI
29AQI
15th January 2025
29AQI
29AQI
16th January 2025
23AQI
23AQI
17th January 2025
27AQI
27AQI
18th January 2025
24AQI
24AQI
19th January 2025
29AQI
29AQI
20th January 2025
26AQI
26AQI
21st January 2025
32AQI
32AQI
22nd January 2025
30AQI
30AQI
23rd January 2025
37AQI
37AQI
24th January 2025
36AQI
36AQI
25th January 2025
35AQI
35AQI
26th January 2025
31AQI
31AQI
27th January 2025
24AQI
24AQI
28th January 2025
30AQI
30AQI
29th January 2025
27AQI
27AQI
30th January 2025
28AQI
28AQI
31st January 2025
32AQI
32AQI
1st February 2025
36AQI
36AQI
2nd February 2025
26AQI
26AQI
3rd February 2025
30AQI
30AQI
4th February 2025
29AQI
29AQI
5th February 2025
30AQI
30AQI
6th February 2025
28AQI
28AQI
7th February 2025
30AQI
30AQI
8th February 2025
27AQI
27AQI
9th February 2025
28AQI
28AQI
10th February 2025
27AQI
27AQI
11th February 2025
29AQI
29AQI
12th February 2025
25AQI
25AQI
13th February 2025
32AQI
32AQI
14th February 2025
26AQI
26AQI
15th February 2025
29AQI
29AQI
16th February 2025
30AQI
30AQI
17th February 2025
31AQI
31AQI
18th February 2025
29AQI
29AQI
19th February 2025
29AQI
29AQI
20th February 2025
27AQI
27AQI
21st February 2025
27AQI
27AQI
22nd February 2025
28AQI
28AQI
23rd February 2025
29AQI
29AQI
24th February 2025
30AQI
30AQI
25th February 2025
31AQI
31AQI
26th February 2025
35AQI
35AQI
27th February 2025
38AQI
38AQI
28th February 2025
37AQI
37AQI
1st March 2025
38AQI
38AQI
2nd March 2025
38AQI
38AQI
3rd March 2025
31AQI
31AQI
4th March 2025
25AQI
25AQI
5th March 2025
22AQI
22AQI
6th March 2025
30AQI
30AQI
7th March 2025
30AQI
30AQI
8th March 2025
30AQI
30AQI
9th March 2025
34AQI
34AQI
10th March 2025
33AQI
33AQI
11th March 2025
28AQI
28AQI
12th March 2025
26AQI
26AQI
13th March 2025
34AQI
34AQI
14th March 2025
23AQI
23AQI
15th March 2025
22AQI
22AQI
16th March 2025
18AQI
18AQI
17th March 2025
16AQI
16AQI
18th March 2025
17AQI
17AQI
19th March 2025
14AQI
14AQI
20th March 2025
20AQI
20AQI
21st March 2025
29AQI
29AQI
22nd March 2025
29AQI
29AQI
23rd March 2025
35AQI
35AQI
24th March 2025
33AQI
33AQI
25th March 2025
51AQI
51AQI
26th March 2025
74AQI
74AQI
27th March 2025
63AQI
63AQI
28th March 2025
42AQI
42AQI
29th March 2025
33AQI
33AQI
30th March 2025
33AQI
33AQI
31st March 2025
33AQI
33AQI
1st April 2025
23AQI
23AQI
2nd April 2025
25AQI
25AQI
3rd April 2025
18AQI
18AQI
4th April 2025
18AQI
18AQI
5th April 2025
18AQI
18AQI
6th April 2025
15AQI
15AQI
7th April 2025
16AQI
16AQI
8th April 2025
18AQI
18AQI
9th April 2025
17AQI
17AQI
10th April 2025
22AQI
22AQI
11th April 2025
23AQI
23AQI
12th April 2025
24AQI
24AQI
13th April 2025
19AQI
19AQI
14th April 2025
22AQI
22AQI
15th April 2025
18AQI
18AQI
16th April 2025
20AQI
20AQI
17th April 2025
22AQI
22AQI
18th April 2025
27AQI
27AQI
19th April 2025
29AQI
29AQI
20th April 2025
25AQI
25AQI
21st April 2025
22AQI
22AQI
22nd April 2025
19AQI
19AQI
23rd April 2025
15AQI
15AQI
24th April 2025
13AQI
13AQI
25th April 2025
20AQI
20AQI
26th April 2025
20AQI
20AQI
27th April 2025
21AQI
21AQI
28th April 2025
19AQI
19AQI
29th April 2025
20AQI
20AQI
30th April 2025
21AQI
21AQI
1st May 2025
19AQI
19AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
19AQI
19AQI
4th May 2025
19AQI
19AQI
5th May 2025
18AQI
18AQI
6th May 2025
16AQI
16AQI
7th May 2025
16AQI
16AQI
8th May 2025
16AQI
16AQI
9th May 2025
16AQI
16AQI
10th May 2025
14AQI
14AQI
11th May 2025
15AQI
15AQI
12th May 2025
21AQI
21AQI
13th May 2025
23AQI
23AQI
14th May 2025
25AQI
25AQI
15th May 2025
25AQI
25AQI
16th May 2025
23AQI
23AQI
17th May 2025
22AQI
22AQI
18th May 2025
26AQI
26AQI
19th May 2025
29AQI
29AQI
20th May 2025
37AQI
37AQI
21st May 2025
33AQI
33AQI
22nd May 2025
26AQI
26AQI
23rd May 2025
24AQI
24AQI
24th May 2025
24AQI
24AQI
25th May 2025
17AQI
17AQI
26th May 2025
19AQI
19AQI
27th May 2025
19AQI
19AQI
28th May 2025
16AQI
16AQI
29th May 2025
19AQI
19AQI
30th May 2025
17AQI
17AQI
31st May 2025
17AQI
17AQI
1st June 2025
16AQI
16AQI
2nd June 2025
20AQI
20AQI
3rd June 2025
16AQI
16AQI
4th June 2025
21AQI
21AQI
5th June 2025
20AQI
20AQI
6th June 2025
22AQI
22AQI
7th June 2025
27AQI
27AQI
8th June 2025
32AQI
32AQI
9th June 2025
23AQI
23AQI
10th June 2025
19AQI
19AQI
11th June 2025
18AQI
18AQI
12th June 2025
21AQI
21AQI
13th June 2025
20AQI
20AQI
14th June 2025
18AQI
18AQI
15th June 2025
16AQI
16AQI
16th June 2025
18AQI
18AQI
17th June 2025
22AQI
22AQI
18th June 2025
22AQI
22AQI
19th June 2025
26AQI
26AQI
20th June 2025
27AQI
27AQI
21st June 2025
25AQI
25AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
19AQI
19AQI
24th June 2025
18AQI
18AQI
25th June 2025
18AQI
18AQI
26th June 2025
16AQI
16AQI
27th June 2025
19AQI
19AQI
28th June 2025
18AQI
18AQI
29th June 2025
19AQI
19AQI
30th June 2025
34AQI
34AQI
1st July 2025
41AQI
41AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
59AQI
59AQI
4th July 2025
59AQI
59AQI
5th July 2025
69AQI
69AQI
6th July 2025
61AQI
61AQI
7th July 2025
68AQI
68AQI
8th July 2025
73AQI
73AQI
9th July 2025
80AQI
80AQI
10th July 2025
62AQI
62AQI
11th July 2025
56AQI
56AQI
12th July 2025
55AQI
55AQI
13th July 2025
54AQI
54AQI
14th July 2025
48AQI
48AQI
15th July 2025
50AQI
50AQI
16th July 2025
50AQI
50AQI
17th July 2025
46AQI
46AQI
18th July 2025
42AQI
42AQI
19th July 2025
39AQI
39AQI
20th July 2025
33AQI
33AQI
21st July 2025
31AQI
31AQI
22nd July 2025
32AQI
32AQI
23rd July 2025
33AQI
33AQI
24th July 2025
31AQI
31AQI
25th July 2025
25AQI
25AQI
26th July 2025
25AQI
25AQI
27th July 2025
25AQI
25AQI
28th July 2025
29AQI
29AQI
29th July 2025
37AQI
37AQI
30th July 2025
37AQI
37AQI
31st July 2025
36AQI
36AQI
1st August 2025
43AQI
43AQI
2nd August 2025
44AQI
44AQI
3rd August 2025
47AQI
47AQI
4th August 2025
65AQI
65AQI
5th August 2025
52AQI
52AQI
6th August 2025
53AQI
53AQI
28AQI
30AQI
32AQI
20AQI
21AQI
21AQI
46AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202529AQI
31
28
28
3
30
31
30
20
11
3
3
201
17
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
April20AQI
202438AQI
28
1
27
2
27
4
17
13
28
3
26
4
26
5
24
7
24
6
28
3
25
5
31
311
53
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
December24AQI
202340AQI
28
3
25
3
27
4
18
12
25
6
20
10
21
10
29
2
28
2
26
2
24
5
26
5
297
64
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
August31AQI
202238AQI
29
1
20
1
24
7
11
5
19
12
23
7
18
3
1
24
4
25
4
27
3
31
252
47
Highest AQI recorded in
May46AQI
Lowest AQI recorded in
December29AQI
202137AQI
28
3
24
4
25
6
18
4
25
6
24
6
20
11
26
5
23
7
27
2
27
3
31
298
57
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
December31AQI
202037AQI
13
19
2
16
2
22
8
29
2
17
14
11
25
4
24
6
29
2
205
40
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
September29AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
40AQILeast Polluted Year Recorded
2025(Avg.)
29AQIYahagicho's annual 2025 AQI (29) shows an average percentage change of -23.5% (improved AQI) compared to previous years: 2020 (37), 2021 (37), 2022 (38), 2023 (40), 2024 (38).
