Kameari, Matsudo, Chiba, 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
Kameari, Matsudo, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
68AQILowest AQI recorded on
6th Aug 2021
9AQISame Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Kameari, Matsudo, Chiba, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5PM6th Aug
61AQI
Avg. Lowest Time
9AM6th Aug
47AQI
In the last 24 hours,
Kameari's AQI reached its highest point of 61 at 5 PM during the Night, while the lowest point, 47, was recorded at 9 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kameari, Matsudo, Chiba, Japan
JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
8th Jul 2025604 AMAQI
8th Jul 2025665 AMAQI
8th Jul 2025676 AMAQI
8th Jul 2025667 AMAQI
8th Jul 2025668 AMAQI
8th Jul 20251089 AMAQI
8th Jul 202511710 AMAQI
8th Jul 202511211 AMAQI
8th Jul 202510212 PMAQI
8th Jul 2025881 PMAQI
8th Jul 2025792 PMAQI
8th Jul 2025763 PMAQI
8th Jul 2025814 PMAQI
8th Jul 2025825 PMAQI
8th Jul 2025826 PMAQI
8th Jul 2025807 PMAQI
8th Jul 2025788 PMAQI
8th Jul 2025789 PMAQI
8th Jul 20258010 PMAQI
8th Jul 20258211 PMAQI
9th Jul 20258512 AMAQI
9th Jul 2025791 AMAQI
9th Jul 2025652 AMAQI
9th Jul 2025653 AMAQI
30°C27/34°C
9th Jul 2025684 AMAQI
9th Jul 2025725 AMAQI
9th Jul 2025726 AMAQI
9th Jul 2025727 AMAQI
9th Jul 2025728 AMAQI
9th Jul 2025829 AMAQI
9th Jul 20259010 AMAQI
9th Jul 20259311 AMAQI
9th Jul 20259612 PMAQI
9th Jul 2025971 PMAQI
9th Jul 2025942 PMAQI
9th Jul 20251013 PMAQI
9th Jul 20251064 PMAQI
9th Jul 20251065 PMAQI
9th Jul 2025896 PMAQI
9th Jul 2025647 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025599 PMAQI
9th Jul 20255910 PMAQI
9th Jul 20255911 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025621 AMAQI
10th Jul 2025722 AMAQI
10th Jul 2025723 AMAQI
30°C27/34°C
10th Jul 2025744 AMAQI
10th Jul 2025785 AMAQI
10th Jul 2025776 AMAQI
10th Jul 2025777 AMAQI
10th Jul 2025778 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20253610 AMAQI
10th Jul 20254611 AMAQI
10th Jul 20255312 PMAQI
10th Jul 2025481 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025413 PMAQI
10th Jul 2025334 PMAQI
10th Jul 2025415 PMAQI
10th Jul 2025406 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025558 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025621 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
28°C23/34°C
11th Jul 2025704 AMAQI
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251711 AMAQI
11th Jul 20252112 PMAQI
11th Jul 2025281 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025323 PMAQI
11th Jul 2025244 PMAQI
11th Jul 2025285 PMAQI
11th Jul 2025296 PMAQI
11th Jul 2025337 PMAQI
11th Jul 2025398 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255612 AMAQI
12th Jul 2025591 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025663 AMAQI
23°C22/26°C
12th Jul 2025644 AMAQI
12th Jul 2025605 AMAQI
12th Jul 2025606 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025419 AMAQI
12th Jul 20253710 AMAQI
12th Jul 20254111 AMAQI
12th Jul 20254312 PMAQI
12th Jul 2025401 PMAQI
12th Jul 2025392 PMAQI
12th Jul 2025403 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025386 PMAQI
12th Jul 2025387 PMAQI
12th Jul 2025428 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
24°C21/28°C
13th Jul 2025604 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20253410 AMAQI
13th Jul 20253511 AMAQI
13th Jul 20254312 PMAQI
13th Jul 2025461 PMAQI
13th Jul 2025402 PMAQI
13th Jul 2025363 PMAQI
13th Jul 2025384 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025347 PMAQI
13th Jul 2025288 PMAQI
13th Jul 2025469 PMAQI
13th Jul 20254210 PMAQI
13th Jul 20254411 PMAQI
14th Jul 20254512 AMAQI
14th Jul 2025501 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
27°C24/31°C
14th Jul 2025574 AMAQI
14th Jul 2025565 AMAQI
14th Jul 2025556 AMAQI
14th Jul 2025557 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20252812 PMAQI
14th Jul 2025271 PMAQI
14th Jul 2025222 PMAQI
14th Jul 2025223 PMAQI
14th Jul 2025214 PMAQI
14th Jul 2025235 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025338 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254510 PMAQI
14th Jul 20254211 PMAQI
15th Jul 20254212 AMAQI
15th Jul 2025461 AMAQI
15th Jul 2025552 AMAQI
15th Jul 2025553 AMAQI
26°C24/29°C
15th Jul 2025544 AMAQI
15th Jul 2025525 AMAQI
15th Jul 2025526 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025528 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20252311 AMAQI
15th Jul 20252712 PMAQI
15th Jul 2025271 PMAQI
15th Jul 2025272 PMAQI
15th Jul 2025263 PMAQI
15th Jul 2025334 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025386 PMAQI
15th Jul 2025327 PMAQI
15th Jul 2025288 PMAQI
15th Jul 2025369 PMAQI
15th Jul 20253610 PMAQI
15th Jul 20253711 PMAQI
16th Jul 20254312 AMAQI
16th Jul 2025501 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
27°C26/29°C
16th Jul 2025514 AMAQI
16th Jul 2025485 AMAQI
16th Jul 2025486 AMAQI
16th Jul 2025487 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025489 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20253311 AMAQI
16th Jul 20252712 PMAQI
16th Jul 2025301 PMAQI
16th Jul 2025252 PMAQI
16th Jul 2025253 PMAQI
16th Jul 2025254 PMAQI
16th Jul 2025245 PMAQI
16th Jul 2025256 PMAQI
16th Jul 2025227 PMAQI
16th Jul 2025308 PMAQI
16th Jul 2025419 PMAQI
16th Jul 20253810 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20253812 AMAQI
17th Jul 2025421 AMAQI
17th Jul 2025482 AMAQI
17th Jul 2025513 AMAQI
27°C26/29°C
17th Jul 2025504 AMAQI
17th Jul 2025475 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025477 AMAQI
17th Jul 2025478 AMAQI
17th Jul 2025319 AMAQI
17th Jul 20253410 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20253912 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025402 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025404 PMAQI
17th Jul 2025435 PMAQI
17th Jul 2025466 PMAQI
17th Jul 2025447 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025459 PMAQI
17th Jul 20254410 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025451 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
27°C26/30°C
18th Jul 2025464 AMAQI
18th Jul 2025455 AMAQI
18th Jul 2025456 AMAQI
18th Jul 2025457 AMAQI
18th Jul 2025448 AMAQI
18th Jul 2025359 AMAQI
18th Jul 20253710 AMAQI
18th Jul 20254411 AMAQI
18th Jul 20253112 PMAQI
18th Jul 2025311 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025234 PMAQI
18th Jul 2025245 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025268 PMAQI
18th Jul 2025389 PMAQI
18th Jul 20253710 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253412 AMAQI
19th Jul 2025391 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI
28°C25/31°C
19th Jul 2025444 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20253011 AMAQI
19th Jul 20252312 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025235 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025217 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025389 PMAQI
19th Jul 20253610 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025433 AMAQI
28°C25/32°C
20th Jul 2025414 AMAQI
20th Jul 2025395 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025387 AMAQI
20th Jul 2025398 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251911 AMAQI
20th Jul 20252612 PMAQI
20th Jul 2025251 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025318 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253310 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253312 AMAQI
21st Jul 2025351 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
29°C26/32°C
21st Jul 2025384 AMAQI
21st Jul 2025365 AMAQI
21st Jul 2025366 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20253411 AMAQI
21st Jul 20253612 PMAQI
21st Jul 2025361 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025303 PMAQI
21st Jul 2025304 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025277 PMAQI
21st Jul 2025328 PMAQI
21st Jul 2025339 PMAQI
21st Jul 20253110 PMAQI
21st Jul 20253011 PMAQI
22nd Jul 20252912 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025383 AMAQI
30°C27/34°C
22nd Jul 2025374 AMAQI
22nd Jul 2025365 AMAQI
22nd Jul 2025366 AMAQI
22nd Jul 2025367 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025249 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20253912 PMAQI
22nd Jul 2025351 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025383 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025445 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025277 PMAQI
22nd Jul 2025298 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20253010 PMAQI
22nd Jul 20253011 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025301 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025363 AMAQI
30°C27/34°C
23rd Jul 2025364 AMAQI
23rd Jul 2025365 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20253010 AMAQI
23rd Jul 20253411 AMAQI
23rd Jul 20254412 PMAQI
23rd Jul 2025451 PMAQI
23rd Jul 2025472 PMAQI
23rd Jul 2025473 PMAQI
23rd Jul 2025464 PMAQI
23rd Jul 2025465 PMAQI
23rd Jul 2025366 PMAQI
23rd Jul 2025307 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20252810 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025301 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
30°C27/34°C
24th Jul 2025364 AMAQI
24th Jul 2025385 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025377 AMAQI
24th Jul 2025378 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20253210 AMAQI
24th Jul 20254411 AMAQI
24th Jul 20255012 PMAQI
24th Jul 2025541 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025603 PMAQI
24th Jul 2025574 PMAQI
24th Jul 2025535 PMAQI
24th Jul 2025466 PMAQI
24th Jul 2025267 PMAQI
24th Jul 2025288 PMAQI
24th Jul 2025309 PMAQI
24th Jul 20253010 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20253212 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025352 AMAQI
25th Jul 2025363 AMAQI
30°C27/35°C
25th Jul 2025374 AMAQI
25th Jul 2025405 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025397 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025329 AMAQI
25th Jul 20253810 AMAQI
25th Jul 20254911 AMAQI
25th Jul 20255012 PMAQI
25th Jul 2025481 PMAQI
25th Jul 2025352 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025265 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025267 PMAQI
25th Jul 2025258 PMAQI
25th Jul 2025299 PMAQI
25th Jul 20252910 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252712 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025363 AMAQI
30°C28/34°C
26th Jul 2025374 AMAQI
26th Jul 2025385 AMAQI
26th Jul 2025386 AMAQI
26th Jul 2025387 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025279 AMAQI
26th Jul 20253210 AMAQI
26th Jul 20255011 AMAQI
26th Jul 20254312 PMAQI
26th Jul 2025351 PMAQI
26th Jul 2025322 PMAQI
26th Jul 2025283 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025295 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025337 PMAQI
26th Jul 2025278 PMAQI
26th Jul 2025329 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253111 PMAQI
27th Jul 20252912 AMAQI
27th Jul 2025321 AMAQI
27th Jul 2025362 AMAQI
27th Jul 2025363 AMAQI
30°C28/34°C
27th Jul 2025364 AMAQI
27th Jul 2025365 AMAQI
27th Jul 2025366 AMAQI
27th Jul 2025367 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252810 AMAQI
27th Jul 20253611 AMAQI
27th Jul 20254012 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025262 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025245 PMAQI
27th Jul 2025226 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025291 AMAQI
28th Jul 2025352 AMAQI
28th Jul 2025353 AMAQI
30°C27/34°C
28th Jul 2025344 AMAQI
28th Jul 2025345 AMAQI
28th Jul 2025346 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025348 AMAQI
28th Jul 2025269 AMAQI
28th Jul 20252410 AMAQI
28th Jul 20253511 AMAQI
28th Jul 20255412 PMAQI
28th Jul 2025591 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025533 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025565 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025477 PMAQI
28th Jul 2025388 PMAQI
28th Jul 2025369 PMAQI
28th Jul 20253610 PMAQI
28th Jul 20253611 PMAQI
29th Jul 20253012 AMAQI
29th Jul 2025311 AMAQI
29th Jul 2025322 AMAQI
29th Jul 2025333 AMAQI
30°C27/36°C
29th Jul 2025354 AMAQI
29th Jul 2025385 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025377 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025419 AMAQI
29th Jul 20254110 AMAQI
29th Jul 20254411 AMAQI
29th Jul 20254312 PMAQI
29th Jul 2025531 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025483 PMAQI
29th Jul 2025434 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025256 PMAQI
29th Jul 2025217 PMAQI
29th Jul 2025258 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252410 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025251 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025353 AMAQI
31°C26/37°C
30th Jul 2025364 AMAQI
30th Jul 2025375 AMAQI
30th Jul 2025366 AMAQI
30th Jul 2025377 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20251710 AMAQI
30th Jul 20251811 AMAQI
30th Jul 20252412 PMAQI
30th Jul 2025301 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025245 PMAQI
30th Jul 2025266 PMAQI
30th Jul 2025307 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253311 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025331 AMAQI
31st Jul 2025332 AMAQI
31st Jul 2025323 AMAQI
30°C26/35°C
31st Jul 2025334 AMAQI
31st Jul 2025335 AMAQI
31st Jul 2025336 AMAQI
31st Jul 2025337 AMAQI
31st Jul 2025338 AMAQI
31st Jul 2025339 AMAQI
31st Jul 20253310 AMAQI
31st Jul 20253611 AMAQI
31st Jul 20253912 PMAQI
31st Jul 2025301 PMAQI
31st Jul 2025232 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025246 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025258 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025301 AMAQI
1st Aug 2025362 AMAQI
1st Aug 2025363 AMAQI
28°C25/33°C
1st Aug 2025364 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025329 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20253711 AMAQI
1st Aug 20253712 PMAQI
1st Aug 2025311 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025393 PMAQI
1st Aug 2025394 PMAQI
1st Aug 2025395 PMAQI
1st Aug 2025476 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025388 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025373 AMAQI
28°C25/32°C
2nd Aug 2025384 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025339 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20254211 AMAQI
2nd Aug 20254212 PMAQI
2nd Aug 2025461 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025544 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025359 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
30°C26/35°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025406 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025469 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255611 AMAQI
3rd Aug 20256212 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025533 PMAQI
3rd Aug 2025514 PMAQI
3rd Aug 2025505 PMAQI
3rd Aug 2025486 PMAQI
3rd Aug 2025467 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254310 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
31°C27/36°C
4th Aug 2025414 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20256610 AMAQI
4th Aug 20258211 AMAQI
4th Aug 20257912 PMAQI
4th Aug 2025921 PMAQI
4th Aug 2025842 PMAQI
4th Aug 2025833 PMAQI
4th Aug 2025864 PMAQI
4th Aug 2025885 PMAQI
4th Aug 2025836 PMAQI
4th Aug 2025777 PMAQI
4th Aug 2025698 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025421 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025403 AMAQI
31°C29/35°C
5th Aug 2025504 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025526 AMAQI
5th Aug 2025517 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20256210 AMAQI
5th Aug 20255511 AMAQI
5th Aug 20256212 PMAQI
5th Aug 2025551 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025513 PMAQI
5th Aug 2025564 PMAQI
5th Aug 2025485 PMAQI
5th Aug 2025456 PMAQI
5th Aug 2025447 PMAQI
5th Aug 2025458 PMAQI
5th Aug 2025469 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254712 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025492 AMAQI
6th Aug 2025503 AMAQI
32°C29/36°C
6th Aug 2025524 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025479 AMAQI
6th Aug 20255010 AMAQI
6th Aug 20255311 AMAQI
6th Aug 20255812 PMAQI
6th Aug 2025601 PMAQI
6th Aug 2025602 PMAQI
6th Aug 2025533 PMAQI
6th Aug 2025554 PMAQI
6th Aug 2025615 PMAQI
6th Aug 2025566 PMAQI
6th Aug 2025577 PMAQI
6th Aug 2025558 PMAQI
6th Aug 2025509 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20254811 PMAQI
7th Aug 20254912 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025512 AMAQI
7th Aug 2025493 AMAQI
--°C/°C
7th Aug 2025524 AMAQI
4 AM7th Aug 2025515 AMAQI
7th Aug 2025516 AMAQI
7th Aug 2025457 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
47AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 AM - 10 AM
39AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 47), while the lowest AQI was between 9 AM to 10 AM (Avg. 39).
Night time
Avg. Highest Time
2 AM - 3 AM
46AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM - 8 PM
38AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 3 AM (Avg. 46), while the lowest AQI was between 7 PM to 8 PM (Avg. 38).
2025 Days Vs Air Quality
Kameari, Matsudo, Chiba, Japan
2025
96%
208
4%
9
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Good
208 DaysModerate
9 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 218 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
Kameari, Matsudo, Chiba, 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
27AQI
27AQI
2nd January 2025
27AQI
27AQI
3rd January 2025
23AQI
23AQI
4th January 2025
26AQI
26AQI
5th January 2025
25AQI
25AQI
6th January 2025
31AQI
31AQI
7th January 2025
25AQI
25AQI
8th January 2025
25AQI
25AQI
9th January 2025
24AQI
24AQI
10th January 2025
26AQI
26AQI
11th January 2025
23AQI
23AQI
12th January 2025
27AQI
27AQI
13th January 2025
30AQI
30AQI
14th January 2025
28AQI
28AQI
15th January 2025
32AQI
32AQI
16th January 2025
25AQI
25AQI
17th January 2025
29AQI
29AQI
18th January 2025
27AQI
27AQI
19th January 2025
33AQI
33AQI
20th January 2025
30AQI
30AQI
21st January 2025
33AQI
33AQI
22nd January 2025
32AQI
32AQI
23rd January 2025
34AQI
34AQI
24th January 2025
37AQI
37AQI
25th January 2025
33AQI
33AQI
26th January 2025
33AQI
33AQI
27th January 2025
27AQI
27AQI
28th January 2025
29AQI
29AQI
29th January 2025
27AQI
27AQI
30th January 2025
27AQI
27AQI
31st January 2025
28AQI
28AQI
1st February 2025
27AQI
27AQI
2nd February 2025
29AQI
29AQI
3rd February 2025
26AQI
26AQI
4th February 2025
28AQI
28AQI
5th February 2025
27AQI
27AQI
6th February 2025
27AQI
27AQI
7th February 2025
27AQI
27AQI
8th February 2025
29AQI
29AQI
9th February 2025
28AQI
28AQI
10th February 2025
26AQI
26AQI
11th February 2025
30AQI
30AQI
12th February 2025
29AQI
29AQI
13th February 2025
30AQI
30AQI
14th February 2025
28AQI
28AQI
15th February 2025
29AQI
29AQI
16th February 2025
34AQI
34AQI
17th February 2025
34AQI
34AQI
18th February 2025
31AQI
31AQI
19th February 2025
29AQI
29AQI
20th February 2025
29AQI
29AQI
21st February 2025
29AQI
29AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
30AQI
30AQI
24th February 2025
32AQI
32AQI
25th February 2025
31AQI
31AQI
26th February 2025
33AQI
33AQI
27th February 2025
39AQI
39AQI
28th February 2025
40AQI
40AQI
1st March 2025
44AQI
44AQI
2nd March 2025
49AQI
49AQI
3rd March 2025
36AQI
36AQI
4th March 2025
34AQI
34AQI
5th March 2025
25AQI
25AQI
6th March 2025
30AQI
30AQI
7th March 2025
29AQI
29AQI
8th March 2025
32AQI
32AQI
9th March 2025
32AQI
32AQI
10th March 2025
33AQI
33AQI
11th March 2025
30AQI
30AQI
12th March 2025
35AQI
35AQI
13th March 2025
32AQI
32AQI
14th March 2025
29AQI
29AQI
15th March 2025
22AQI
22AQI
16th March 2025
20AQI
20AQI
17th March 2025
16AQI
16AQI
18th March 2025
17AQI
17AQI
19th March 2025
15AQI
15AQI
20th March 2025
17AQI
17AQI
21st March 2025
25AQI
25AQI
22nd March 2025
30AQI
30AQI
23rd March 2025
31AQI
31AQI
24th March 2025
30AQI
30AQI
25th March 2025
50AQI
50AQI
26th March 2025
64AQI
64AQI
27th March 2025
61AQI
61AQI
28th March 2025
40AQI
40AQI
29th March 2025
32AQI
32AQI
30th March 2025
40AQI
40AQI
31st March 2025
31AQI
31AQI
1st April 2025
25AQI
25AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
18AQI
18AQI
4th April 2025
19AQI
19AQI
5th April 2025
18AQI
18AQI
6th April 2025
15AQI
15AQI
7th April 2025
17AQI
17AQI
8th April 2025
19AQI
19AQI
9th April 2025
16AQI
16AQI
10th April 2025
22AQI
22AQI
11th April 2025
22AQI
22AQI
12th April 2025
21AQI
21AQI
13th April 2025
18AQI
18AQI
14th April 2025
22AQI
22AQI
15th April 2025
20AQI
20AQI
16th April 2025
19AQI
19AQI
17th April 2025
24AQI
24AQI
18th April 2025
27AQI
27AQI
19th April 2025
31AQI
31AQI
20th April 2025
25AQI
25AQI
21st April 2025
23AQI
23AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
16AQI
16AQI
24th April 2025
19AQI
19AQI
25th April 2025
20AQI
20AQI
26th April 2025
20AQI
20AQI
27th April 2025
22AQI
22AQI
28th April 2025
19AQI
19AQI
29th April 2025
15AQI
15AQI
30th April 2025
19AQI
19AQI
1st May 2025
18AQI
18AQI
2nd May 2025
18AQI
18AQI
3rd May 2025
17AQI
17AQI
4th May 2025
21AQI
21AQI
5th May 2025
18AQI
18AQI
6th May 2025
19AQI
19AQI
7th May 2025
20AQI
20AQI
8th May 2025
19AQI
19AQI
9th May 2025
18AQI
18AQI
10th May 2025
17AQI
17AQI
11th May 2025
17AQI
17AQI
12th May 2025
16AQI
16AQI
13th May 2025
17AQI
17AQI
14th May 2025
17AQI
17AQI
15th May 2025
20AQI
20AQI
16th May 2025
20AQI
20AQI
17th May 2025
19AQI
19AQI
18th May 2025
22AQI
22AQI
19th May 2025
21AQI
21AQI
20th May 2025
32AQI
32AQI
21st May 2025
26AQI
26AQI
22nd May 2025
25AQI
25AQI
23rd May 2025
21AQI
21AQI
24th May 2025
24AQI
24AQI
25th May 2025
17AQI
17AQI
26th May 2025
18AQI
18AQI
27th May 2025
16AQI
16AQI
28th May 2025
14AQI
14AQI
29th May 2025
16AQI
16AQI
30th May 2025
16AQI
16AQI
31st May 2025
14AQI
14AQI
1st June 2025
14AQI
14AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
16AQI
16AQI
4th June 2025
17AQI
17AQI
5th June 2025
19AQI
19AQI
6th June 2025
20AQI
20AQI
7th June 2025
21AQI
21AQI
8th June 2025
25AQI
25AQI
9th June 2025
20AQI
20AQI
10th June 2025
21AQI
21AQI
11th June 2025
22AQI
22AQI
12th June 2025
24AQI
24AQI
13th June 2025
22AQI
22AQI
14th June 2025
20AQI
20AQI
15th June 2025
22AQI
22AQI
16th June 2025
21AQI
21AQI
17th June 2025
29AQI
29AQI
18th June 2025
25AQI
25AQI
19th June 2025
26AQI
26AQI
20th June 2025
23AQI
23AQI
21st June 2025
19AQI
19AQI
22nd June 2025
11AQI
11AQI
23rd June 2025
14AQI
14AQI
24th June 2025
15AQI
15AQI
25th June 2025
15AQI
15AQI
26th June 2025
16AQI
16AQI
27th June 2025
18AQI
18AQI
28th June 2025
16AQI
16AQI
29th June 2025
20AQI
20AQI
30th June 2025
36AQI
36AQI
1st July 2025
37AQI
37AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
43AQI
43AQI
4th July 2025
45AQI
45AQI
5th July 2025
52AQI
52AQI
6th July 2025
67AQI
67AQI
7th July 2025
80AQI
80AQI
8th July 2025
79AQI
79AQI
9th July 2025
77AQI
77AQI
10th July 2025
57AQI
57AQI
11th July 2025
47AQI
47AQI
12th July 2025
50AQI
50AQI
13th July 2025
47AQI
47AQI
14th July 2025
39AQI
39AQI
15th July 2025
39AQI
39AQI
16th July 2025
38AQI
38AQI
17th July 2025
43AQI
43AQI
18th July 2025
36AQI
36AQI
19th July 2025
33AQI
33AQI
20th July 2025
32AQI
32AQI
21st July 2025
34AQI
34AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
35AQI
35AQI
24th July 2025
38AQI
38AQI
25th July 2025
34AQI
34AQI
26th July 2025
34AQI
34AQI
27th July 2025
30AQI
30AQI
28th July 2025
39AQI
39AQI
29th July 2025
35AQI
35AQI
30th July 2025
30AQI
30AQI
31st July 2025
30AQI
30AQI
1st August 2025
35AQI
35AQI
2nd August 2025
42AQI
42AQI
3rd August 2025
45AQI
45AQI
4th August 2025
60AQI
60AQI
5th August 2025
50AQI
50AQI
28AQI
30AQI
33AQI
21AQI
19AQI
20AQI
44AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
31
28
29
2
30
31
30
25
6
4
1
208
9
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
May19AQI
202436AQI
22
9
25
4
23
8
18
12
27
4
27
3
30
1
30
1
27
1
2
31
29
1
31
320
44
2
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
December26AQI
202342AQI
22
9
21
7
21
10
16
14
22
9
21
9
23
8
30
1
29
1
28
3
18
11
16
15
267
97
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
August28AQI
202231AQI
31
20
1
31
29
1
30
1
30
20
1
1
28
28
3
21
9
25
6
294
22
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
September21AQI
202123AQI
30
1
28
29
2
30
31
28
2
31
27
4
30
30
1
30
31
355
10
Highest AQI recorded in
June33AQI
Lowest AQI recorded in
January15AQI
202017AQI
13
21
18
30
31
31
19
31
29
1
31
254
1
Highest AQI recorded in
August23AQI
Lowest AQI recorded in
October12AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
42AQILeast Polluted Year Recorded
2020(Avg.)
17AQIKameari's annual 2025 AQI (28) shows an average percentage change of 6.6% (worsened AQI) compared to previous years: 2020 (17), 2021 (23), 2022 (31), 2023 (42), 2024 (36).
