Aioicho, Hamamatsu, Shizuoka, 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
Aioicho, Hamamatsu, Shizuoka, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Aug 2024
61AQILowest AQI recorded on
28th Aug 2024
12AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 39 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Aioicho, Hamamatsu, Shizuoka, Japan
AQI
Day
Night
.
4 AM2nd Aug 2025
7 PM
3 AM3rd Aug 2025
Day time
Avg. Highest Time
2PM2nd Aug
60AQI
Avg. Lowest Time
5AM2nd Aug
36AQI
Night time
Avg. Highest Time
7PM2nd Aug
50AQI
Avg. Lowest Time
4AM2nd Aug
36AQI
In the last 24 hours,
Aioicho's AQI reached its highest point of 60 at 2 PM during the Day, while the lowest point, 36, was recorded at 5 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Aioicho, Hamamatsu, Shizuoka, Japan
JulAug
04th - 05th05th - 06th06th - 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
Day
Night
4th Jul 2025434 AMAQI
4th Jul 2025485 AMAQI
4th Jul 2025476 AMAQI
4th Jul 2025477 AMAQI
4th Jul 2025478 AMAQI
4th Jul 2025409 AMAQI
4th Jul 20253610 AMAQI
4th Jul 20253811 AMAQI
4th Jul 20253712 PMAQI
4th Jul 2025421 PMAQI
4th Jul 2025412 PMAQI
4th Jul 2025423 PMAQI
4th Jul 2025474 PMAQI
4th Jul 2025465 PMAQI
4th Jul 2025456 PMAQI
4th Jul 2025447 PMAQI
4th Jul 2025448 PMAQI
4th Jul 2025469 PMAQI
4th Jul 20254610 PMAQI
4th Jul 20254711 PMAQI
5th Jul 20254612 AMAQI
5th Jul 2025431 AMAQI
5th Jul 2025442 AMAQI
5th Jul 2025443 AMAQI
27°C25/30°C
5th Jul 2025444 AMAQI
5th Jul 2025435 AMAQI
5th Jul 2025426 AMAQI
5th Jul 2025427 AMAQI
5th Jul 2025428 AMAQI
5th Jul 2025629 AMAQI
5th Jul 20258210 AMAQI
5th Jul 202510811 AMAQI
5th Jul 202513212 PMAQI
5th Jul 20251281 PMAQI
5th Jul 20251142 PMAQI
5th Jul 20251253 PMAQI
5th Jul 20251274 PMAQI
5th Jul 20251205 PMAQI
5th Jul 20251316 PMAQI
5th Jul 20251307 PMAQI
5th Jul 20251218 PMAQI
5th Jul 2025829 PMAQI
5th Jul 20258010 PMAQI
5th Jul 20257711 PMAQI
6th Jul 20257612 AMAQI
6th Jul 2025461 AMAQI
6th Jul 2025442 AMAQI
6th Jul 2025443 AMAQI
29°C26/34°C
6th Jul 2025474 AMAQI
6th Jul 2025585 AMAQI
6th Jul 2025586 AMAQI
6th Jul 2025587 AMAQI
6th Jul 2025588 AMAQI
6th Jul 2025569 AMAQI
6th Jul 20255810 AMAQI
6th Jul 20255911 AMAQI
6th Jul 20255712 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025582 PMAQI
6th Jul 2025683 PMAQI
6th Jul 20251024 PMAQI
6th Jul 2025895 PMAQI
6th Jul 2025906 PMAQI
6th Jul 2025897 PMAQI
6th Jul 2025828 PMAQI
6th Jul 2025729 PMAQI
6th Jul 20257210 PMAQI
6th Jul 20257111 PMAQI
7th Jul 20256512 AMAQI
7th Jul 2025581 AMAQI
7th Jul 2025562 AMAQI
7th Jul 2025573 AMAQI
30°C26/35°C
7th Jul 2025564 AMAQI
7th Jul 2025565 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025577 AMAQI
7th Jul 2025568 AMAQI
7th Jul 2025879 AMAQI
7th Jul 202510010 AMAQI
7th Jul 20259511 AMAQI
7th Jul 20259512 PMAQI
7th Jul 2025921 PMAQI
7th Jul 2025922 PMAQI
7th Jul 2025903 PMAQI
7th Jul 2025904 PMAQI
7th Jul 2025935 PMAQI
7th Jul 20251006 PMAQI
7th Jul 20251057 PMAQI
7th Jul 2025998 PMAQI
7th Jul 2025779 PMAQI
7th Jul 20257410 PMAQI
7th Jul 20257011 PMAQI
8th Jul 20256612 AMAQI
8th Jul 2025601 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025583 AMAQI
29°C27/33°C
8th Jul 2025604 AMAQI
8th Jul 2025665 AMAQI
8th Jul 2025656 AMAQI
8th Jul 2025657 AMAQI
8th Jul 2025658 AMAQI
8th Jul 2025939 AMAQI
8th Jul 202512010 AMAQI
8th Jul 202514511 AMAQI
8th Jul 202513012 PMAQI
8th Jul 20251221 PMAQI
8th Jul 2025992 PMAQI
8th Jul 2025963 PMAQI
8th Jul 2025964 PMAQI
8th Jul 2025955 PMAQI
8th Jul 2025966 PMAQI
8th Jul 20251007 PMAQI
8th Jul 2025928 PMAQI
8th Jul 2025789 PMAQI
8th Jul 20258010 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20257712 AMAQI
9th Jul 2025661 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025633 AMAQI
29°C27/32°C
9th Jul 2025654 AMAQI
9th Jul 2025725 AMAQI
9th Jul 2025726 AMAQI
9th Jul 2025727 AMAQI
9th Jul 2025728 AMAQI
9th Jul 2025979 AMAQI
9th Jul 202510010 AMAQI
9th Jul 20259811 AMAQI
9th Jul 20259712 PMAQI
9th Jul 2025951 PMAQI
9th Jul 20251002 PMAQI
9th Jul 2025993 PMAQI
9th Jul 2025834 PMAQI
9th Jul 2025865 PMAQI
9th Jul 2025566 PMAQI
9th Jul 2025557 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025609 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20255911 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025681 AMAQI
10th Jul 2025702 AMAQI
10th Jul 2025703 AMAQI
29°C26/31°C
10th Jul 2025714 AMAQI
10th Jul 2025765 AMAQI
10th Jul 2025766 AMAQI
10th Jul 2025757 AMAQI
10th Jul 2025758 AMAQI
10th Jul 2025519 AMAQI
10th Jul 20253210 AMAQI
10th Jul 20252911 AMAQI
10th Jul 20252812 PMAQI
10th Jul 2025341 PMAQI
10th Jul 2025252 PMAQI
10th Jul 2025303 PMAQI
10th Jul 2025274 PMAQI
10th Jul 2025255 PMAQI
10th Jul 2025226 PMAQI
10th Jul 2025257 PMAQI
10th Jul 2025338 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255811 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025641 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
29°C26/32°C
11th Jul 2025694 AMAQI
11th Jul 2025645 AMAQI
11th Jul 2025656 AMAQI
11th Jul 2025657 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025329 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252711 AMAQI
11th Jul 20253012 PMAQI
11th Jul 2025401 PMAQI
11th Jul 2025392 PMAQI
11th Jul 2025403 PMAQI
11th Jul 2025364 PMAQI
11th Jul 2025405 PMAQI
11th Jul 2025456 PMAQI
11th Jul 2025417 PMAQI
11th Jul 2025438 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255510 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
28°C26/31°C
12th Jul 2025644 AMAQI
12th Jul 2025615 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025617 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025469 AMAQI
12th Jul 20253410 AMAQI
12th Jul 20254311 AMAQI
12th Jul 20253812 PMAQI
12th Jul 2025391 PMAQI
12th Jul 2025362 PMAQI
12th Jul 2025333 PMAQI
12th Jul 2025324 PMAQI
12th Jul 2025315 PMAQI
12th Jul 2025316 PMAQI
12th Jul 2025367 PMAQI
12th Jul 2025398 PMAQI
12th Jul 2025559 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
27°C25/29°C
13th Jul 2025614 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025499 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254111 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025371 PMAQI
13th Jul 2025382 PMAQI
13th Jul 2025293 PMAQI
13th Jul 2025314 PMAQI
13th Jul 2025285 PMAQI
13th Jul 2025366 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025358 PMAQI
13th Jul 2025509 PMAQI
13th Jul 20254910 PMAQI
13th Jul 20254811 PMAQI
14th Jul 20254912 AMAQI
14th Jul 2025591 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025603 AMAQI
27°C25/30°C
14th Jul 2025594 AMAQI
14th Jul 2025565 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025369 AMAQI
14th Jul 20253010 AMAQI
14th Jul 20252711 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025212 PMAQI
14th Jul 2025203 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025185 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025217 PMAQI
14th Jul 2025278 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20254811 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025573 AMAQI
27°C25/30°C
15th Jul 2025564 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025329 AMAQI
15th Jul 20252810 AMAQI
15th Jul 20253011 AMAQI
15th Jul 20253412 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025452 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025354 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025286 PMAQI
15th Jul 2025327 PMAQI
15th Jul 2025408 PMAQI
15th Jul 2025509 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025553 AMAQI
27°C25/29°C
16th Jul 2025544 AMAQI
16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025549 AMAQI
16th Jul 20253910 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20253912 PMAQI
16th Jul 2025361 PMAQI
16th Jul 2025432 PMAQI
16th Jul 2025353 PMAQI
16th Jul 2025264 PMAQI
16th Jul 2025235 PMAQI
16th Jul 2025266 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025258 PMAQI
16th Jul 2025409 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20254011 PMAQI
17th Jul 20254412 AMAQI
17th Jul 2025531 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
26°C24/29°C
17th Jul 2025534 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025439 AMAQI
17th Jul 20254010 AMAQI
17th Jul 20253511 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025361 PMAQI
17th Jul 2025332 PMAQI
17th Jul 2025333 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025337 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
25°C24/28°C
18th Jul 2025524 AMAQI
18th Jul 2025515 AMAQI
18th Jul 2025506 AMAQI
18th Jul 2025507 AMAQI
18th Jul 2025508 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025241 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025293 PMAQI
18th Jul 2025244 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025297 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20253710 PMAQI
18th Jul 20253711 PMAQI
19th Jul 20254112 AMAQI
19th Jul 2025481 AMAQI
19th Jul 2025502 AMAQI
19th Jul 2025503 AMAQI
26°C24/29°C
19th Jul 2025484 AMAQI
19th Jul 2025465 AMAQI
19th Jul 2025456 AMAQI
19th Jul 2025467 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252110 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20252312 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025213 PMAQI
19th Jul 2025304 PMAQI
19th Jul 2025255 PMAQI
19th Jul 2025256 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253712 AMAQI
20th Jul 2025461 AMAQI
20th Jul 2025472 AMAQI
20th Jul 2025473 AMAQI
27°C24/30°C
20th Jul 2025454 AMAQI
20th Jul 2025425 AMAQI
20th Jul 2025436 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025339 AMAQI
20th Jul 20252310 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025185 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025268 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253310 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20253412 AMAQI
21st Jul 2025411 AMAQI
21st Jul 2025432 AMAQI
21st Jul 2025433 AMAQI
28°C25/31°C
21st Jul 2025414 AMAQI
21st Jul 2025395 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025259 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252011 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025212 PMAQI
21st Jul 2025193 PMAQI
21st Jul 2025184 PMAQI
21st Jul 2025185 PMAQI
21st Jul 2025176 PMAQI
21st Jul 2025217 PMAQI
21st Jul 2025238 PMAQI
21st Jul 2025289 PMAQI
21st Jul 20252610 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20252812 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025403 AMAQI
28°C26/31°C
22nd Jul 2025384 AMAQI
22nd Jul 2025365 AMAQI
22nd Jul 2025376 AMAQI
22nd Jul 2025367 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20252010 AMAQI
22nd Jul 20252311 AMAQI
22nd Jul 20252212 PMAQI
22nd Jul 2025201 PMAQI
22nd Jul 2025202 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025184 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025146 PMAQI
22nd Jul 2025157 PMAQI
22nd Jul 2025198 PMAQI
22nd Jul 2025249 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252411 PMAQI
23rd Jul 20252612 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025373 AMAQI
28°C26/31°C
23rd Jul 2025354 AMAQI
23rd Jul 2025345 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025348 AMAQI
23rd Jul 2025229 AMAQI
23rd Jul 20251810 AMAQI
23rd Jul 20251811 AMAQI
23rd Jul 20251712 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025172 PMAQI
23rd Jul 2025183 PMAQI
23rd Jul 2025184 PMAQI
23rd Jul 2025215 PMAQI
23rd Jul 2025196 PMAQI
23rd Jul 2025187 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025259 PMAQI
23rd Jul 20252410 PMAQI
23rd Jul 20252611 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025341 AMAQI
24th Jul 2025352 AMAQI
24th Jul 2025343 AMAQI
28°C26/31°C
24th Jul 2025344 AMAQI
24th Jul 2025325 AMAQI
24th Jul 2025316 AMAQI
24th Jul 2025327 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025239 AMAQI
24th Jul 20252110 AMAQI
24th Jul 20252011 AMAQI
24th Jul 20251712 PMAQI
24th Jul 2025201 PMAQI
24th Jul 2025212 PMAQI
24th Jul 2025213 PMAQI
24th Jul 2025194 PMAQI
24th Jul 2025195 PMAQI
24th Jul 2025176 PMAQI
24th Jul 2025167 PMAQI
24th Jul 2025208 PMAQI
24th Jul 2025249 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252411 PMAQI
25th Jul 20252312 AMAQI
25th Jul 2025271 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025333 AMAQI
29°C26/32°C
25th Jul 2025324 AMAQI
25th Jul 2025325 AMAQI
25th Jul 2025316 AMAQI
25th Jul 2025317 AMAQI
25th Jul 2025318 AMAQI
25th Jul 2025279 AMAQI
25th Jul 20252410 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252012 PMAQI
25th Jul 2025191 PMAQI
25th Jul 2025182 PMAQI
25th Jul 2025183 PMAQI
25th Jul 2025174 PMAQI
25th Jul 2025155 PMAQI
25th Jul 2025146 PMAQI
25th Jul 2025157 PMAQI
25th Jul 2025198 PMAQI
25th Jul 2025239 PMAQI
25th Jul 20252310 PMAQI
25th Jul 20252111 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025323 AMAQI
29°C26/31°C
26th Jul 2025304 AMAQI
26th Jul 2025285 AMAQI
26th Jul 2025286 AMAQI
26th Jul 2025297 AMAQI
26th Jul 2025288 AMAQI
26th Jul 2025219 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025223 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025226 PMAQI
26th Jul 2025187 PMAQI
26th Jul 2025198 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252410 PMAQI
26th Jul 20252511 PMAQI
27th Jul 20252512 AMAQI
27th Jul 2025301 AMAQI
27th Jul 2025292 AMAQI
27th Jul 2025303 AMAQI
29°C26/32°C
27th Jul 2025284 AMAQI
27th Jul 2025285 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025239 AMAQI
27th Jul 20251810 AMAQI
27th Jul 20251611 AMAQI
27th Jul 20251812 PMAQI
27th Jul 2025181 PMAQI
27th Jul 2025172 PMAQI
27th Jul 2025173 PMAQI
27th Jul 2025184 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025157 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025209 PMAQI
27th Jul 20252210 PMAQI
27th Jul 20252011 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025292 AMAQI
28th Jul 2025283 AMAQI
28°C26/31°C
28th Jul 2025284 AMAQI
28th Jul 2025265 AMAQI
28th Jul 2025276 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20251910 AMAQI
28th Jul 20253211 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025261 PMAQI
28th Jul 2025242 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025175 PMAQI
28th Jul 2025206 PMAQI
28th Jul 2025177 PMAQI
28th Jul 2025238 PMAQI
28th Jul 2025239 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252511 PMAQI
29th Jul 20252312 AMAQI
29th Jul 2025271 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025283 AMAQI
29°C26/32°C
29th Jul 2025274 AMAQI
29th Jul 2025275 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20253410 AMAQI
29th Jul 20253911 AMAQI
29th Jul 20254212 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025282 PMAQI
29th Jul 2025313 PMAQI
29th Jul 2025254 PMAQI
29th Jul 2025225 PMAQI
29th Jul 2025216 PMAQI
29th Jul 2025267 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025259 PMAQI
29th Jul 20252410 PMAQI
29th Jul 20252311 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025283 AMAQI
29°C26/32°C
30th Jul 2025284 AMAQI
30th Jul 2025295 AMAQI
30th Jul 2025296 AMAQI
30th Jul 2025307 AMAQI
30th Jul 2025298 AMAQI
30th Jul 2025269 AMAQI
30th Jul 20253510 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025441 PMAQI
30th Jul 2025482 PMAQI
30th Jul 2025473 PMAQI
30th Jul 2025444 PMAQI
30th Jul 2025485 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025427 PMAQI
30th Jul 2025328 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025321 AMAQI
31st Jul 2025282 AMAQI
31st Jul 2025273 AMAQI
29°C26/33°C
31st Jul 2025274 AMAQI
31st Jul 2025275 AMAQI
31st Jul 2025276 AMAQI
31st Jul 2025277 AMAQI
31st Jul 2025278 AMAQI
31st Jul 2025279 AMAQI
31st Jul 20252710 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20254012 PMAQI
31st Jul 2025361 PMAQI
31st Jul 2025372 PMAQI
31st Jul 2025343 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025386 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025358 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20253310 PMAQI
31st Jul 20253311 PMAQI
1st Aug 20253012 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025302 AMAQI
1st Aug 2025293 AMAQI
29°C26/33°C
1st Aug 2025324 AMAQI
1st Aug 2025325 AMAQI
1st Aug 2025326 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025348 AMAQI
1st Aug 2025409 AMAQI
1st Aug 20254010 AMAQI
1st Aug 20254911 AMAQI
1st Aug 20255112 PMAQI
1st Aug 2025481 PMAQI
1st Aug 2025542 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025584 PMAQI
1st Aug 2025585 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025507 PMAQI
1st Aug 2025428 PMAQI
1st Aug 2025409 PMAQI
1st Aug 20253610 PMAQI
1st Aug 20253711 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025341 AMAQI
2nd Aug 2025332 AMAQI
2nd Aug 2025323 AMAQI
30°C26/35°C
2nd Aug 2025364 AMAQI
2nd Aug 2025365 AMAQI
2nd Aug 2025376 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025459 AMAQI
2nd Aug 20254610 AMAQI
2nd Aug 20255111 AMAQI
2nd Aug 20255312 PMAQI
2nd Aug 2025561 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025603 PMAQI
2nd Aug 2025574 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025576 PMAQI
2nd Aug 2025507 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253910 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20253912 AMAQI
3rd Aug 2025371 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
30°C27/35°C
3rd Aug 2025404 AMAQI
4 AM3rd Aug 2025415 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025408 AMAQI
3rd Aug 2025419 AMAQI
11 AM
7 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
45AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
10 AM
39AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 45), while the lowest AQI was between 10 AM to 10 AM (Avg. 39).
Night time
Avg. Highest Time
1 AM - 3 AM
45AQI
3 hours / Day
90 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 1 AM to 3 AM (Avg. 45), while the lowest AQI was between 8 PM to 8 PM (Avg. 40).
2025 Days Vs Air Quality
Aioicho, Hamamatsu, Shizuoka, Japan
2025
87%
186
13%
27
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
186 DaysModerate
27 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 215 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
Aioicho, Hamamatsu, Shizuoka, 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
32AQI
32AQI
3rd January 2025
31AQI
31AQI
4th January 2025
30AQI
30AQI
5th January 2025
30AQI
30AQI
6th January 2025
28AQI
28AQI
7th January 2025
33AQI
33AQI
8th January 2025
27AQI
27AQI
9th January 2025
30AQI
30AQI
10th January 2025
27AQI
27AQI
11th January 2025
28AQI
28AQI
12th January 2025
27AQI
27AQI
13th January 2025
27AQI
27AQI
14th January 2025
39AQI
39AQI
15th January 2025
37AQI
37AQI
16th January 2025
30AQI
30AQI
17th January 2025
31AQI
31AQI
18th January 2025
28AQI
28AQI
19th January 2025
28AQI
28AQI
20th January 2025
31AQI
31AQI
21st January 2025
34AQI
34AQI
22nd January 2025
34AQI
34AQI
23rd January 2025
54AQI
54AQI
24th January 2025
49AQI
49AQI
25th January 2025
41AQI
41AQI
26th January 2025
39AQI
39AQI
27th January 2025
28AQI
28AQI
28th January 2025
34AQI
34AQI
29th January 2025
30AQI
30AQI
30th January 2025
32AQI
32AQI
31st January 2025
43AQI
43AQI
1st February 2025
43AQI
43AQI
2nd February 2025
34AQI
34AQI
3rd February 2025
37AQI
37AQI
4th February 2025
33AQI
33AQI
5th February 2025
34AQI
34AQI
6th February 2025
32AQI
32AQI
7th February 2025
35AQI
35AQI
8th February 2025
31AQI
31AQI
9th February 2025
31AQI
31AQI
10th February 2025
31AQI
31AQI
11th February 2025
33AQI
33AQI
12th February 2025
30AQI
30AQI
13th February 2025
33AQI
33AQI
14th February 2025
32AQI
32AQI
15th February 2025
30AQI
30AQI
16th February 2025
35AQI
35AQI
17th February 2025
38AQI
38AQI
18th February 2025
32AQI
32AQI
19th February 2025
33AQI
33AQI
20th February 2025
32AQI
32AQI
21st February 2025
32AQI
32AQI
22nd February 2025
33AQI
33AQI
23rd February 2025
34AQI
34AQI
24th February 2025
35AQI
35AQI
25th February 2025
36AQI
36AQI
26th February 2025
39AQI
39AQI
27th February 2025
46AQI
46AQI
28th February 2025
51AQI
51AQI
1st March 2025
48AQI
48AQI
2nd March 2025
54AQI
54AQI
3rd March 2025
40AQI
40AQI
4th March 2025
39AQI
39AQI
5th March 2025
28AQI
28AQI
6th March 2025
33AQI
33AQI
7th March 2025
33AQI
33AQI
8th March 2025
32AQI
32AQI
9th March 2025
36AQI
36AQI
10th March 2025
36AQI
36AQI
11th March 2025
32AQI
32AQI
12th March 2025
25AQI
25AQI
13th March 2025
43AQI
43AQI
14th March 2025
34AQI
34AQI
15th March 2025
37AQI
37AQI
16th March 2025
21AQI
21AQI
17th March 2025
21AQI
21AQI
18th March 2025
22AQI
22AQI
19th March 2025
19AQI
19AQI
20th March 2025
30AQI
30AQI
21st March 2025
51AQI
51AQI
22nd March 2025
52AQI
52AQI
23rd March 2025
63AQI
63AQI
24th March 2025
62AQI
62AQI
25th March 2025
67AQI
67AQI
26th March 2025
111AQI
111AQI
27th March 2025
75AQI
75AQI
28th March 2025
62AQI
62AQI
29th March 2025
45AQI
45AQI
30th March 2025
40AQI
40AQI
31st March 2025
36AQI
36AQI
1st April 2025
29AQI
29AQI
2nd April 2025
29AQI
29AQI
3rd April 2025
24AQI
24AQI
4th April 2025
22AQI
22AQI
5th April 2025
27AQI
27AQI
6th April 2025
27AQI
27AQI
7th April 2025
35AQI
35AQI
8th April 2025
40AQI
40AQI
9th April 2025
39AQI
39AQI
10th April 2025
50AQI
50AQI
11th April 2025
46AQI
46AQI
12th April 2025
51AQI
51AQI
13th April 2025
33AQI
33AQI
14th April 2025
50AQI
50AQI
15th April 2025
24AQI
24AQI
16th April 2025
44AQI
44AQI
17th April 2025
45AQI
45AQI
18th April 2025
54AQI
54AQI
19th April 2025
62AQI
62AQI
20th April 2025
47AQI
47AQI
21st April 2025
52AQI
52AQI
22nd April 2025
44AQI
44AQI
23rd April 2025
36AQI
36AQI
24th April 2025
40AQI
40AQI
25th April 2025
49AQI
49AQI
26th April 2025
51AQI
51AQI
27th April 2025
55AQI
55AQI
28th April 2025
45AQI
45AQI
29th April 2025
47AQI
47AQI
30th April 2025
52AQI
52AQI
1st May 2025
48AQI
48AQI
2nd May 2025
32AQI
32AQI
3rd May 2025
41AQI
41AQI
4th May 2025
35AQI
35AQI
5th May 2025
38AQI
38AQI
6th May 2025
27AQI
27AQI
7th May 2025
30AQI
30AQI
8th May 2025
29AQI
29AQI
9th May 2025
30AQI
30AQI
10th May 2025
25AQI
25AQI
11th May 2025
26AQI
26AQI
12th May 2025
37AQI
37AQI
13th May 2025
47AQI
47AQI
14th May 2025
48AQI
48AQI
15th May 2025
47AQI
47AQI
16th May 2025
48AQI
48AQI
17th May 2025
36AQI
36AQI
18th May 2025
50AQI
50AQI
19th May 2025
48AQI
48AQI
20th May 2025
58AQI
58AQI
21st May 2025
39AQI
39AQI
22nd May 2025
33AQI
33AQI
23rd May 2025
41AQI
41AQI
24th May 2025
40AQI
40AQI
25th May 2025
25AQI
25AQI
26th May 2025
30AQI
30AQI
27th May 2025
28AQI
28AQI
28th May 2025
30AQI
30AQI
29th May 2025
34AQI
34AQI
30th May 2025
29AQI
29AQI
31st May 2025
28AQI
28AQI
1st June 2025
24AQI
24AQI
2nd June 2025
33AQI
33AQI
3rd June 2025
29AQI
29AQI
4th June 2025
38AQI
38AQI
5th June 2025
43AQI
43AQI
6th June 2025
47AQI
47AQI
7th June 2025
52AQI
52AQI
8th June 2025
58AQI
58AQI
9th June 2025
44AQI
44AQI
10th June 2025
32AQI
32AQI
11th June 2025
34AQI
34AQI
12th June 2025
47AQI
47AQI
13th June 2025
41AQI
41AQI
14th June 2025
34AQI
34AQI
15th June 2025
32AQI
32AQI
16th June 2025
40AQI
40AQI
17th June 2025
43AQI
43AQI
18th June 2025
48AQI
48AQI
19th June 2025
52AQI
52AQI
20th June 2025
39AQI
39AQI
21st June 2025
33AQI
33AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
23AQI
23AQI
24th June 2025
22AQI
22AQI
25th June 2025
22AQI
22AQI
26th June 2025
22AQI
22AQI
27th June 2025
36AQI
36AQI
28th June 2025
39AQI
39AQI
29th June 2025
36AQI
36AQI
30th June 2025
38AQI
38AQI
1st July 2025
43AQI
43AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
45AQI
45AQI
4th July 2025
43AQI
43AQI
5th July 2025
83AQI
83AQI
6th July 2025
66AQI
66AQI
7th July 2025
78AQI
78AQI
8th July 2025
85AQI
85AQI
9th July 2025
74AQI
74AQI
10th July 2025
50AQI
50AQI
11th July 2025
51AQI
51AQI
12th July 2025
49AQI
49AQI
13th July 2025
47AQI
47AQI
14th July 2025
40AQI
40AQI
15th July 2025
44AQI
44AQI
16th July 2025
42AQI
42AQI
17th July 2025
43AQI
43AQI
18th July 2025
37AQI
37AQI
19th July 2025
35AQI
35AQI
20th July 2025
32AQI
32AQI
21st July 2025
29AQI
29AQI
22nd July 2025
27AQI
27AQI
23rd July 2025
26AQI
26AQI
24th July 2025
25AQI
25AQI
25th July 2025
24AQI
24AQI
26th July 2025
24AQI
24AQI
27th July 2025
22AQI
22AQI
28th July 2025
24AQI
24AQI
29th July 2025
28AQI
28AQI
30th July 2025
36AQI
36AQI
31st July 2025
32AQI
32AQI
1st August 2025
41AQI
41AQI
2nd August 2025
39AQI
39AQI
33AQI
35AQI
43AQI
42AQI
37AQI
37AQI
43AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
30
1
27
1
22
8
1
23
7
30
1
27
3
25
6
2
186
27
1
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
January33AQI
202437AQI
31
27
2
25
6
20
10
26
5
27
3
24
7
27
4
28
2
29
2
30
31
325
41
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
December30AQI
202336AQI
30
1
28
29
2
19
11
27
4
23
7
28
3
30
1
29
1
30
1
23
6
27
4
323
41
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
August24AQI
202235AQI
30
20
1
26
5
23
7
20
11
29
1
21
3
1
26
2
28
3
28
2
31
283
35
Highest AQI recorded in
May45AQI
Lowest AQI recorded in
August19AQI
202132AQI
30
1
25
3
29
2
25
5
29
2
26
4
31
30
1
27
3
31
28
1
31
342
20
2
Highest AQI recorded in
June38AQI
Lowest AQI recorded in
January23AQI
202025AQI
12
2
19
31
29
1
31
122
3
Highest AQI recorded in
August31AQI
Lowest AQI recorded in
September19AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
38AQILeast Polluted Year Recorded
2020(Avg.)
25AQIAioicho's annual 2025 AQI (38) shows an average percentage change of 20.005% (worsened AQI) compared to previous years: 2020 (25), 2021 (32), 2022 (35), 2023 (36), 2024 (37).
