Chigasaki, Kanagawa, 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
Chigasaki, Kanagawa, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
27th Aug 2021
74AQILowest AQI recorded on
26th Aug 2024
14AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 43 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Chigasaki, Kanagawa, Japan
AQI
Day
Night
.
4 AM4th Aug 2025
6 PM
3 AM5th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5PM4th Aug
101AQI
Avg. Lowest Time
8AM4th Aug
43AQI
In the last 24 hours,
Chigasaki's AQI reached its highest point of 101 at 5 PM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chigasaki, Kanagawa, 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 2025364 AMAQI
6th Jul 2025385 AMAQI
6th Jul 2025386 AMAQI
6th Jul 2025397 AMAQI
6th Jul 2025388 AMAQI
6th Jul 2025509 AMAQI
6th Jul 20256510 AMAQI
6th Jul 20256911 AMAQI
6th Jul 20256612 PMAQI
6th Jul 2025681 PMAQI
6th Jul 2025722 PMAQI
6th Jul 2025753 PMAQI
6th Jul 2025764 PMAQI
6th Jul 2025805 PMAQI
6th Jul 2025806 PMAQI
6th Jul 2025837 PMAQI
6th Jul 2025808 PMAQI
6th Jul 2025639 PMAQI
6th Jul 20256410 PMAQI
6th Jul 20256411 PMAQI
7th Jul 20256412 AMAQI
7th Jul 2025601 AMAQI
7th Jul 2025442 AMAQI
7th Jul 2025423 AMAQI
28°C26/31°C
7th Jul 2025464 AMAQI
7th Jul 2025515 AMAQI
7th Jul 2025516 AMAQI
7th Jul 2025517 AMAQI
7th Jul 2025518 AMAQI
7th Jul 2025979 AMAQI
7th Jul 202511410 AMAQI
7th Jul 202511411 AMAQI
7th Jul 202511612 PMAQI
7th Jul 2025961 PMAQI
7th Jul 2025832 PMAQI
7th Jul 2025513 PMAQI
7th Jul 2025584 PMAQI
7th Jul 2025705 PMAQI
7th Jul 20251076 PMAQI
7th Jul 20251167 PMAQI
7th Jul 20251008 PMAQI
7th Jul 2025769 PMAQI
7th Jul 20257510 PMAQI
7th Jul 20257411 PMAQI
8th Jul 20257712 AMAQI
8th Jul 2025681 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025563 AMAQI
28°C26/31°C
8th Jul 2025574 AMAQI
8th Jul 2025615 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025617 AMAQI
8th Jul 2025618 AMAQI
8th Jul 20251069 AMAQI
8th Jul 202511910 AMAQI
8th Jul 202511311 AMAQI
8th Jul 202510612 PMAQI
8th Jul 2025921 PMAQI
8th Jul 2025612 PMAQI
8th Jul 2025553 PMAQI
8th Jul 2025534 PMAQI
8th Jul 2025545 PMAQI
8th Jul 2025656 PMAQI
8th Jul 2025847 PMAQI
8th Jul 2025908 PMAQI
8th Jul 2025779 PMAQI
8th Jul 20257710 PMAQI
8th Jul 20257611 PMAQI
9th Jul 20257812 AMAQI
9th Jul 2025741 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025643 AMAQI
28°C26/30°C
9th Jul 2025664 AMAQI
9th Jul 2025705 AMAQI
9th Jul 2025706 AMAQI
9th Jul 2025707 AMAQI
9th Jul 2025708 AMAQI
9th Jul 20251099 AMAQI
9th Jul 202512110 AMAQI
9th Jul 202511411 AMAQI
9th Jul 20259812 PMAQI
9th Jul 2025971 PMAQI
9th Jul 2025862 PMAQI
9th Jul 2025543 PMAQI
9th Jul 2025484 PMAQI
9th Jul 2025465 PMAQI
9th Jul 2025626 PMAQI
9th Jul 2025637 PMAQI
9th Jul 2025628 PMAQI
9th Jul 2025659 PMAQI
9th Jul 20256410 PMAQI
9th Jul 20256311 PMAQI
10th Jul 20256312 AMAQI
10th Jul 2025651 AMAQI
10th Jul 2025712 AMAQI
10th Jul 2025713 AMAQI
28°C26/29°C
10th Jul 2025724 AMAQI
10th Jul 2025755 AMAQI
10th Jul 2025756 AMAQI
10th Jul 2025757 AMAQI
10th Jul 2025758 AMAQI
10th Jul 2025349 AMAQI
10th Jul 20252510 AMAQI
10th Jul 20253811 AMAQI
10th Jul 20253712 PMAQI
10th Jul 2025461 PMAQI
10th Jul 2025462 PMAQI
10th Jul 2025443 PMAQI
10th Jul 2025404 PMAQI
10th Jul 2025435 PMAQI
10th Jul 2025436 PMAQI
10th Jul 2025417 PMAQI
10th Jul 2025458 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20256010 PMAQI
10th Jul 20256011 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025693 AMAQI
28°C24/30°C
11th Jul 2025694 AMAQI
11th Jul 2025655 AMAQI
11th Jul 2025656 AMAQI
11th Jul 2025657 AMAQI
11th Jul 2025658 AMAQI
11th Jul 2025349 AMAQI
11th Jul 20252310 AMAQI
11th Jul 20252611 AMAQI
11th Jul 20252612 PMAQI
11th Jul 2025421 PMAQI
11th Jul 2025442 PMAQI
11th Jul 2025443 PMAQI
11th Jul 2025424 PMAQI
11th Jul 2025465 PMAQI
11th Jul 2025486 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025498 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20255912 AMAQI
12th Jul 2025611 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
24°C23/26°C
12th Jul 2025634 AMAQI
12th Jul 2025625 AMAQI
12th Jul 2025626 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025628 AMAQI
12th Jul 2025419 AMAQI
12th Jul 20253610 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20254112 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025532 PMAQI
12th Jul 2025543 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025575 PMAQI
12th Jul 2025596 PMAQI
12th Jul 2025577 PMAQI
12th Jul 2025578 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
25°C22/28°C
13th Jul 2025614 AMAQI
13th Jul 2025595 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025529 AMAQI
13th Jul 20254910 AMAQI
13th Jul 20255111 AMAQI
13th Jul 20255012 PMAQI
13th Jul 2025521 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025457 PMAQI
13th Jul 2025428 PMAQI
13th Jul 2025549 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
26°C24/28°C
14th Jul 2025594 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20252210 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025292 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025265 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025417 PMAQI
14th Jul 2025408 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
27°C25/29°C
15th Jul 2025564 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025389 AMAQI
15th Jul 20252210 AMAQI
15th Jul 20252511 AMAQI
15th Jul 20254512 PMAQI
15th Jul 2025521 PMAQI
15th Jul 2025522 PMAQI
15th Jul 2025513 PMAQI
15th Jul 2025494 PMAQI
15th Jul 2025465 PMAQI
15th Jul 2025456 PMAQI
15th Jul 2025377 PMAQI
15th Jul 2025428 PMAQI
15th Jul 2025519 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255111 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
27°C26/28°C
16th Jul 2025544 AMAQI
16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20254510 AMAQI
16th Jul 20253411 AMAQI
16th Jul 20253112 PMAQI
16th Jul 2025391 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025454 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025306 PMAQI
16th Jul 2025377 PMAQI
16th Jul 2025408 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254610 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
27°C25/28°C
17th Jul 2025524 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025339 AMAQI
17th Jul 20253810 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20254112 PMAQI
17th Jul 2025421 PMAQI
17th Jul 2025452 PMAQI
17th Jul 2025453 PMAQI
17th Jul 2025464 PMAQI
17th Jul 2025455 PMAQI
17th Jul 2025446 PMAQI
17th Jul 2025457 PMAQI
17th Jul 2025458 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254710 PMAQI
17th Jul 20254711 PMAQI
18th Jul 20254612 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025512 AMAQI
18th Jul 2025513 AMAQI
27°C26/28°C
18th Jul 2025504 AMAQI
18th Jul 2025495 AMAQI
18th Jul 2025496 AMAQI
18th Jul 2025497 AMAQI
18th Jul 2025498 AMAQI
18th Jul 2025329 AMAQI
18th Jul 20251410 AMAQI
18th Jul 20253011 AMAQI
18th Jul 20253112 PMAQI
18th Jul 2025321 PMAQI
18th Jul 2025352 PMAQI
18th Jul 2025353 PMAQI
18th Jul 2025324 PMAQI
18th Jul 2025345 PMAQI
18th Jul 2025336 PMAQI
18th Jul 2025347 PMAQI
18th Jul 2025388 PMAQI
18th Jul 2025449 PMAQI
18th Jul 20254310 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254212 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025483 AMAQI
26°C25/28°C
19th Jul 2025474 AMAQI
19th Jul 2025465 AMAQI
19th Jul 2025466 AMAQI
19th Jul 2025467 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025339 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20252711 AMAQI
19th Jul 20252912 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025272 PMAQI
19th Jul 2025183 PMAQI
19th Jul 2025194 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025176 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025248 PMAQI
19th Jul 2025359 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253311 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025401 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
27°C25/29°C
20th Jul 2025454 AMAQI
20th Jul 2025435 AMAQI
20th Jul 2025446 AMAQI
20th Jul 2025437 AMAQI
20th Jul 2025438 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20252610 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025262 PMAQI
20th Jul 2025173 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025165 PMAQI
20th Jul 2025176 PMAQI
20th Jul 2025237 PMAQI
20th Jul 2025358 PMAQI
20th Jul 2025389 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20253911 PMAQI
21st Jul 20253812 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
27°C26/29°C
21st Jul 2025414 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20252710 AMAQI
21st Jul 20252811 AMAQI
21st Jul 20252912 PMAQI
21st Jul 2025321 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025345 PMAQI
21st Jul 2025356 PMAQI
21st Jul 2025337 PMAQI
21st Jul 2025338 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20252810 PMAQI
21st Jul 20252911 PMAQI
22nd Jul 20253012 AMAQI
22nd Jul 2025371 AMAQI
22nd Jul 2025402 AMAQI
22nd Jul 2025393 AMAQI
28°C27/30°C
22nd Jul 2025394 AMAQI
22nd Jul 2025385 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025419 AMAQI
22nd Jul 20254310 AMAQI
22nd Jul 20253511 AMAQI
22nd Jul 20253212 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025322 PMAQI
22nd Jul 2025313 PMAQI
22nd Jul 2025254 PMAQI
22nd Jul 2025235 PMAQI
22nd Jul 2025156 PMAQI
22nd Jul 2025157 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252611 PMAQI
23rd Jul 20252712 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025373 AMAQI
28°C27/30°C
23rd Jul 2025374 AMAQI
23rd Jul 2025385 AMAQI
23rd Jul 2025376 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025199 AMAQI
23rd Jul 20251510 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20253912 PMAQI
23rd Jul 2025331 PMAQI
23rd Jul 2025292 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025294 PMAQI
23rd Jul 2025275 PMAQI
23rd Jul 2025276 PMAQI
23rd Jul 2025307 PMAQI
23rd Jul 2025308 PMAQI
23rd Jul 2025319 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20253111 PMAQI
24th Jul 20253012 AMAQI
24th Jul 2025321 AMAQI
24th Jul 2025352 AMAQI
24th Jul 2025353 AMAQI
28°C27/30°C
24th Jul 2025344 AMAQI
24th Jul 2025335 AMAQI
24th Jul 2025346 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20254711 AMAQI
24th Jul 20254312 PMAQI
24th Jul 2025371 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025274 PMAQI
24th Jul 2025285 PMAQI
24th Jul 2025286 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025319 PMAQI
24th Jul 20253210 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025343 AMAQI
28°C27/31°C
25th Jul 2025344 AMAQI
25th Jul 2025355 AMAQI
25th Jul 2025356 AMAQI
25th Jul 2025357 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025349 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20251911 AMAQI
25th Jul 20252712 PMAQI
25th Jul 2025271 PMAQI
25th Jul 2025272 PMAQI
25th Jul 2025263 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025295 PMAQI
25th Jul 2025296 PMAQI
25th Jul 2025297 PMAQI
25th Jul 2025318 PMAQI
25th Jul 2025319 PMAQI
25th Jul 20253210 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025342 AMAQI
26th Jul 2025333 AMAQI
29°C27/30°C
26th Jul 2025324 AMAQI
26th Jul 2025325 AMAQI
26th Jul 2025326 AMAQI
26th Jul 2025327 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025299 AMAQI
26th Jul 20252810 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20252912 PMAQI
26th Jul 2025301 PMAQI
26th Jul 2025302 PMAQI
26th Jul 2025303 PMAQI
26th Jul 2025314 PMAQI
26th Jul 2025325 PMAQI
26th Jul 2025346 PMAQI
26th Jul 2025367 PMAQI
26th Jul 2025328 PMAQI
26th Jul 2025359 PMAQI
26th Jul 20253310 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20253212 AMAQI
27th Jul 2025321 AMAQI
27th Jul 2025332 AMAQI
27th Jul 2025323 AMAQI
29°C27/31°C
27th Jul 2025324 AMAQI
27th Jul 2025325 AMAQI
27th Jul 2025326 AMAQI
27th Jul 2025327 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20252810 AMAQI
27th Jul 20252211 AMAQI
27th Jul 20252512 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025272 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025264 PMAQI
27th Jul 2025275 PMAQI
27th Jul 2025266 PMAQI
27th Jul 2025277 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025309 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253211 PMAQI
28th Jul 20253112 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025322 AMAQI
28th Jul 2025323 AMAQI
28°C27/30°C
28th Jul 2025324 AMAQI
28th Jul 2025325 AMAQI
28th Jul 2025316 AMAQI
28th Jul 2025327 AMAQI
28th Jul 2025318 AMAQI
28th Jul 2025329 AMAQI
28th Jul 20254510 AMAQI
28th Jul 20255311 AMAQI
28th Jul 20254812 PMAQI
28th Jul 2025411 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025163 PMAQI
28th Jul 2025174 PMAQI
28th Jul 2025165 PMAQI
28th Jul 2025166 PMAQI
28th Jul 2025167 PMAQI
28th Jul 2025178 PMAQI
28th Jul 2025239 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252712 AMAQI
29th Jul 2025301 AMAQI
29th Jul 2025312 AMAQI
29th Jul 2025323 AMAQI
28°C27/31°C
29th Jul 2025324 AMAQI
29th Jul 2025335 AMAQI
29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025379 AMAQI
29th Jul 20255410 AMAQI
29th Jul 20255011 AMAQI
29th Jul 20253512 PMAQI
29th Jul 2025311 PMAQI
29th Jul 2025332 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025264 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025246 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025302 AMAQI
30th Jul 2025313 AMAQI
29°C26/31°C
30th Jul 2025324 AMAQI
30th Jul 2025335 AMAQI
30th Jul 2025336 AMAQI
30th Jul 2025337 AMAQI
30th Jul 2025338 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20252912 PMAQI
30th Jul 2025331 PMAQI
30th Jul 2025332 PMAQI
30th Jul 2025373 PMAQI
30th Jul 2025354 PMAQI
30th Jul 2025325 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025407 PMAQI
30th Jul 2025408 PMAQI
30th Jul 2025359 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025321 AMAQI
31st Jul 2025312 AMAQI
31st Jul 2025313 AMAQI
29°C26/33°C
31st Jul 2025304 AMAQI
31st Jul 2025305 AMAQI
31st Jul 2025306 AMAQI
31st Jul 2025307 AMAQI
31st Jul 2025308 AMAQI
31st Jul 2025309 AMAQI
31st Jul 20253010 AMAQI
31st Jul 20254211 AMAQI
31st Jul 20254712 PMAQI
31st Jul 2025431 PMAQI
31st Jul 2025402 PMAQI
31st Jul 2025393 PMAQI
31st Jul 2025364 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025247 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025279 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025281 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025333 AMAQI
28°C26/32°C
1st Aug 2025334 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025346 AMAQI
1st Aug 2025357 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025359 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025341 PMAQI
1st Aug 2025372 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025384 PMAQI
1st Aug 2025345 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025237 PMAQI
1st Aug 2025268 PMAQI
1st Aug 2025279 PMAQI
1st Aug 20252910 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025321 AMAQI
2nd Aug 2025352 AMAQI
2nd Aug 2025363 AMAQI
28°C27/31°C
2nd Aug 2025364 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025376 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025378 AMAQI
2nd Aug 2025349 AMAQI
2nd Aug 20253710 AMAQI
2nd Aug 20254711 AMAQI
2nd Aug 20254712 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025576 PMAQI
2nd Aug 2025517 PMAQI
2nd Aug 2025398 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20253911 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025363 AMAQI
29°C27/31°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025479 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025523 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025516 PMAQI
3rd Aug 2025447 PMAQI
3rd Aug 2025478 PMAQI
3rd Aug 2025419 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254211 PMAQI
4th Aug 20254012 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025383 AMAQI
29°C27/33°C
4th Aug 2025434 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025446 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025639 AMAQI
4th Aug 20257710 AMAQI
4th Aug 20258411 AMAQI
4th Aug 20258612 PMAQI
4th Aug 2025921 PMAQI
4th Aug 2025972 PMAQI
4th Aug 2025903 PMAQI
4th Aug 2025964 PMAQI
4th Aug 20251015 PMAQI
4th Aug 2025946 PMAQI
4th Aug 2025807 PMAQI
4th Aug 2025758 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20254911 PMAQI
5th Aug 20255412 AMAQI
--°C/°C
4 AM
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 2 PM
45AQI
11 hours / Day
330 hours / Month
Avg. Lowest Time
3 PM - 6 PM
41AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 2 PM (Avg. 45), while the lowest AQI was between 3 PM to 6 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 3 AM
45AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 11 PM
43AQI
5 hours / Day
150 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 7 PM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
Chigasaki, Kanagawa, Japan
2025
94%
202
6%
13
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
202 DaysModerate
13 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 216 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
Chigasaki, Kanagawa, 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
24AQI
24AQI
2nd January 2025
29AQI
29AQI
3rd January 2025
23AQI
23AQI
4th January 2025
25AQI
25AQI
5th January 2025
21AQI
21AQI
6th January 2025
53AQI
53AQI
7th January 2025
31AQI
31AQI
8th January 2025
34AQI
34AQI
9th January 2025
30AQI
30AQI
10th January 2025
28AQI
28AQI
11th January 2025
25AQI
25AQI
12th January 2025
25AQI
25AQI
13th January 2025
32AQI
32AQI
14th January 2025
26AQI
26AQI
15th January 2025
32AQI
32AQI
16th January 2025
22AQI
22AQI
17th January 2025
26AQI
26AQI
18th January 2025
24AQI
24AQI
19th January 2025
28AQI
28AQI
20th January 2025
28AQI
28AQI
21st January 2025
31AQI
31AQI
22nd January 2025
37AQI
37AQI
23rd January 2025
40AQI
40AQI
24th January 2025
40AQI
40AQI
25th January 2025
38AQI
38AQI
26th January 2025
34AQI
34AQI
27th January 2025
31AQI
31AQI
28th January 2025
30AQI
30AQI
29th January 2025
30AQI
30AQI
30th January 2025
27AQI
27AQI
31st January 2025
27AQI
27AQI
1st February 2025
25AQI
25AQI
2nd February 2025
24AQI
24AQI
3rd February 2025
31AQI
31AQI
4th February 2025
31AQI
31AQI
5th February 2025
31AQI
31AQI
6th February 2025
28AQI
28AQI
7th February 2025
28AQI
28AQI
8th February 2025
28AQI
28AQI
9th February 2025
29AQI
29AQI
10th February 2025
27AQI
27AQI
11th February 2025
29AQI
29AQI
12th February 2025
29AQI
29AQI
13th February 2025
30AQI
30AQI
14th February 2025
28AQI
28AQI
15th February 2025
28AQI
28AQI
16th February 2025
31AQI
31AQI
17th February 2025
34AQI
34AQI
18th February 2025
29AQI
29AQI
19th February 2025
29AQI
29AQI
20th February 2025
28AQI
28AQI
21st February 2025
30AQI
30AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
32AQI
32AQI
24th February 2025
32AQI
32AQI
25th February 2025
34AQI
34AQI
26th February 2025
35AQI
35AQI
27th February 2025
37AQI
37AQI
28th February 2025
39AQI
39AQI
1st March 2025
53AQI
53AQI
2nd March 2025
43AQI
43AQI
3rd March 2025
40AQI
40AQI
4th March 2025
30AQI
30AQI
5th March 2025
29AQI
29AQI
6th March 2025
27AQI
27AQI
7th March 2025
32AQI
32AQI
8th March 2025
30AQI
30AQI
9th March 2025
35AQI
35AQI
10th March 2025
34AQI
34AQI
11th March 2025
32AQI
32AQI
12th March 2025
31AQI
31AQI
13th March 2025
35AQI
35AQI
14th March 2025
24AQI
24AQI
15th March 2025
21AQI
21AQI
16th March 2025
17AQI
17AQI
17th March 2025
15AQI
15AQI
18th March 2025
15AQI
15AQI
19th March 2025
14AQI
14AQI
20th March 2025
16AQI
16AQI
21st March 2025
22AQI
22AQI
22nd March 2025
27AQI
27AQI
23rd March 2025
30AQI
30AQI
24th March 2025
30AQI
30AQI
25th March 2025
44AQI
44AQI
26th March 2025
60AQI
60AQI
27th March 2025
54AQI
54AQI
28th March 2025
38AQI
38AQI
29th March 2025
29AQI
29AQI
30th March 2025
31AQI
31AQI
31st March 2025
28AQI
28AQI
1st April 2025
21AQI
21AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
17AQI
17AQI
4th April 2025
18AQI
18AQI
5th April 2025
17AQI
17AQI
6th April 2025
15AQI
15AQI
7th April 2025
16AQI
16AQI
8th April 2025
18AQI
18AQI
9th April 2025
21AQI
21AQI
10th April 2025
23AQI
23AQI
11th April 2025
23AQI
23AQI
12th April 2025
22AQI
22AQI
13th April 2025
18AQI
18AQI
14th April 2025
24AQI
24AQI
15th April 2025
20AQI
20AQI
16th April 2025
20AQI
20AQI
17th April 2025
24AQI
24AQI
18th April 2025
29AQI
29AQI
19th April 2025
31AQI
31AQI
20th April 2025
25AQI
25AQI
21st April 2025
24AQI
24AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
16AQI
16AQI
24th April 2025
18AQI
18AQI
25th April 2025
18AQI
18AQI
26th April 2025
20AQI
20AQI
27th April 2025
23AQI
23AQI
28th April 2025
21AQI
21AQI
29th April 2025
16AQI
16AQI
30th April 2025
21AQI
21AQI
1st May 2025
21AQI
21AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
16AQI
16AQI
4th May 2025
20AQI
20AQI
5th May 2025
17AQI
17AQI
6th May 2025
17AQI
17AQI
7th May 2025
15AQI
15AQI
8th May 2025
17AQI
17AQI
9th May 2025
17AQI
17AQI
10th May 2025
14AQI
14AQI
11th May 2025
16AQI
16AQI
12th May 2025
16AQI
16AQI
13th May 2025
19AQI
19AQI
14th May 2025
17AQI
17AQI
15th May 2025
19AQI
19AQI
16th May 2025
19AQI
19AQI
17th May 2025
20AQI
20AQI
18th May 2025
21AQI
21AQI
19th May 2025
23AQI
23AQI
20th May 2025
52AQI
52AQI
21st May 2025
29AQI
29AQI
22nd May 2025
29AQI
29AQI
23rd May 2025
24AQI
24AQI
24th May 2025
23AQI
23AQI
25th May 2025
17AQI
17AQI
26th May 2025
19AQI
19AQI
27th May 2025
23AQI
23AQI
28th May 2025
15AQI
15AQI
29th May 2025
18AQI
18AQI
30th May 2025
15AQI
15AQI
31st May 2025
14AQI
14AQI
1st June 2025
14AQI
14AQI
2nd June 2025
16AQI
16AQI
3rd June 2025
18AQI
18AQI
4th June 2025
16AQI
16AQI
5th June 2025
21AQI
21AQI
6th June 2025
21AQI
21AQI
7th June 2025
36AQI
36AQI
8th June 2025
27AQI
27AQI
9th June 2025
25AQI
25AQI
10th June 2025
21AQI
21AQI
11th June 2025
23AQI
23AQI
12th June 2025
24AQI
24AQI
13th June 2025
21AQI
21AQI
14th June 2025
18AQI
18AQI
15th June 2025
24AQI
24AQI
16th June 2025
22AQI
22AQI
17th June 2025
26AQI
26AQI
18th June 2025
27AQI
27AQI
19th June 2025
24AQI
24AQI
20th June 2025
22AQI
22AQI
21st June 2025
19AQI
19AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
13AQI
13AQI
24th June 2025
15AQI
15AQI
25th June 2025
20AQI
20AQI
26th June 2025
16AQI
16AQI
27th June 2025
18AQI
18AQI
28th June 2025
20AQI
20AQI
29th June 2025
20AQI
20AQI
30th June 2025
33AQI
33AQI
1st July 2025
34AQI
34AQI
2nd July 2025
38AQI
38AQI
3rd July 2025
36AQI
36AQI
4th July 2025
37AQI
37AQI
5th July 2025
48AQI
48AQI
6th July 2025
58AQI
58AQI
7th July 2025
74AQI
74AQI
8th July 2025
73AQI
73AQI
9th July 2025
73AQI
73AQI
10th July 2025
56AQI
56AQI
11th July 2025
53AQI
53AQI
12th July 2025
56AQI
56AQI
13th July 2025
53AQI
53AQI
14th July 2025
45AQI
45AQI
15th July 2025
48AQI
48AQI
16th July 2025
46AQI
46AQI
17th July 2025
47AQI
47AQI
18th July 2025
41AQI
41AQI
19th July 2025
35AQI
35AQI
20th July 2025
34AQI
34AQI
21st July 2025
35AQI
35AQI
22nd July 2025
31AQI
31AQI
23rd July 2025
31AQI
31AQI
24th July 2025
33AQI
33AQI
25th July 2025
31AQI
31AQI
26th July 2025
32AQI
32AQI
27th July 2025
29AQI
29AQI
28th July 2025
29AQI
29AQI
29th July 2025
31AQI
31AQI
30th July 2025
32AQI
32AQI
31st July 2025
32AQI
32AQI
1st August 2025
32AQI
32AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
43AQI
43AQI
30AQI
30AQI
31AQI
21AQI
20AQI
21AQI
43AQI
39AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
30
1
28
28
3
30
30
1
30
23
8
3
202
13
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
May20AQI
202435AQI
26
3
27
2
23
6
24
6
30
1
27
3
22
9
31
30
31
29
1
31
331
31
Highest AQI recorded in
July44AQI
Lowest AQI recorded in
December25AQI
202342AQI
23
6
23
5
23
8
19
11
25
6
19
11
21
10
27
4
27
3
28
3
21
8
24
7
280
82
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
September37AQI
202240AQI
28
3
15
4
22
9
12
5
22
9
20
10
18
5
2
1
24
5
28
3
26
4
31
248
58
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
December34AQI
202139AQI
23
6
21
4
25
4
20
3
24
7
26
4
27
4
23
8
28
2
29
2
25
5
27
4
298
53
Highest AQI recorded in
May46AQI
Lowest AQI recorded in
March34AQI
202038AQI
10
3
17
4
17
1
20
10
28
3
20
10
1
19
29
2
21
9
24
7
205
49
1
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
September30AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
42AQILeast Polluted Year Recorded
2025(Avg.)
28AQIChigasaki's annual 2025 AQI (28) shows an average percentage change of -27.09% (improved AQI) compared to previous years: 2020 (38), 2021 (39), 2022 (40), 2023 (42), 2024 (35).
