Kamihonga, 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
Kamihonga, Matsudo, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2022
89AQILowest AQI recorded on
9th Aug 2024
14AQISame Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 33 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Kamihonga, Matsudo, Chiba, Japan
AQI
Day
Night
.
4 AM1st Aug 2025
6 PM
3 AM2nd Aug 2025
Day time
Avg. Highest Time
12PM1st Aug
42AQI
Avg. Lowest Time
5PM1st Aug
28AQI
Night time
Avg. Highest Time
3AM2nd Aug
37AQI
Avg. Lowest Time
7PM1st Aug
21AQI
In the last 24 hours,
Kamihonga's AQI reached its highest point of 42 at 12 PM during the Day, while the lowest point, 21, was recorded at 7 PM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kamihonga, Matsudo, Chiba, Japan
JulAug
03rd - 04th04th - 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
Day
Night
3rd Jul 2025344 AMAQI
3rd Jul 2025345 AMAQI
3rd Jul 2025346 AMAQI
3rd Jul 2025347 AMAQI
3rd Jul 2025348 AMAQI
3rd Jul 2025429 AMAQI
3rd Jul 20255210 AMAQI
3rd Jul 20255311 AMAQI
3rd Jul 20255312 PMAQI
3rd Jul 2025531 PMAQI
3rd Jul 2025532 PMAQI
3rd Jul 2025533 PMAQI
3rd Jul 2025534 PMAQI
3rd Jul 2025535 PMAQI
3rd Jul 2025446 PMAQI
3rd Jul 2025477 PMAQI
3rd Jul 2025398 PMAQI
3rd Jul 2025389 PMAQI
3rd Jul 20253810 PMAQI
3rd Jul 20253611 PMAQI
4th Jul 20253912 AMAQI
4th Jul 2025421 AMAQI
4th Jul 2025432 AMAQI
4th Jul 2025423 AMAQI
28°C25/32°C
4th Jul 2025444 AMAQI
4th Jul 2025465 AMAQI
4th Jul 2025456 AMAQI
4th Jul 2025467 AMAQI
4th Jul 2025468 AMAQI
4th Jul 2025489 AMAQI
4th Jul 20254610 AMAQI
4th Jul 20254911 AMAQI
4th Jul 20255212 PMAQI
4th Jul 2025511 PMAQI
4th Jul 2025492 PMAQI
4th Jul 2025423 PMAQI
4th Jul 2025414 PMAQI
4th Jul 2025445 PMAQI
4th Jul 2025446 PMAQI
4th Jul 2025427 PMAQI
4th Jul 2025518 PMAQI
4th Jul 2025489 PMAQI
4th Jul 20254210 PMAQI
4th Jul 20253911 PMAQI
5th Jul 20253812 AMAQI
5th Jul 2025421 AMAQI
5th Jul 2025422 AMAQI
5th Jul 2025423 AMAQI
28°C25/32°C
5th Jul 2025434 AMAQI
5th Jul 2025445 AMAQI
5th Jul 2025446 AMAQI
5th Jul 2025447 AMAQI
5th Jul 2025448 AMAQI
5th Jul 2025429 AMAQI
5th Jul 20254810 AMAQI
5th Jul 20255211 AMAQI
5th Jul 20255212 PMAQI
5th Jul 2025581 PMAQI
5th Jul 2025562 PMAQI
5th Jul 2025593 PMAQI
5th Jul 2025584 PMAQI
5th Jul 2025595 PMAQI
5th Jul 2025626 PMAQI
5th Jul 2025687 PMAQI
5th Jul 2025648 PMAQI
5th Jul 2025549 PMAQI
5th Jul 20255510 PMAQI
5th Jul 20255611 PMAQI
6th Jul 20255312 AMAQI
6th Jul 2025431 AMAQI
6th Jul 2025402 AMAQI
6th Jul 2025423 AMAQI
29°C26/33°C
6th Jul 2025434 AMAQI
6th Jul 2025455 AMAQI
6th Jul 2025446 AMAQI
6th Jul 2025467 AMAQI
6th Jul 2025458 AMAQI
6th Jul 2025589 AMAQI
6th Jul 20257410 AMAQI
6th Jul 20257511 AMAQI
6th Jul 20257612 PMAQI
6th Jul 2025761 PMAQI
6th Jul 2025772 PMAQI
6th Jul 2025723 PMAQI
6th Jul 2025764 PMAQI
6th Jul 2025795 PMAQI
6th Jul 2025856 PMAQI
6th Jul 2025947 PMAQI
6th Jul 2025898 PMAQI
6th Jul 2025729 PMAQI
6th Jul 20257010 PMAQI
6th Jul 20257011 PMAQI
7th Jul 20256612 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025472 AMAQI
7th Jul 2025463 AMAQI
31°C27/35°C
7th Jul 2025504 AMAQI
7th Jul 2025535 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025547 AMAQI
7th Jul 2025538 AMAQI
7th Jul 2025959 AMAQI
7th Jul 202510210 AMAQI
7th Jul 20259811 AMAQI
7th Jul 20259612 PMAQI
7th Jul 2025911 PMAQI
7th Jul 2025782 PMAQI
7th Jul 2025803 PMAQI
7th Jul 2025804 PMAQI
7th Jul 2025855 PMAQI
7th Jul 2025866 PMAQI
7th Jul 2025987 PMAQI
7th Jul 2025948 PMAQI
7th Jul 2025769 PMAQI
7th Jul 20257510 PMAQI
7th Jul 20257511 PMAQI
8th Jul 20256812 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025543 AMAQI
31°C27/35°C
8th Jul 2025584 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 20251009 AMAQI
8th Jul 202510810 AMAQI
8th Jul 202510011 AMAQI
8th Jul 20259412 PMAQI
8th Jul 2025871 PMAQI
8th Jul 2025712 PMAQI
8th Jul 2025753 PMAQI
8th Jul 2025764 PMAQI
8th Jul 2025775 PMAQI
8th Jul 2025776 PMAQI
8th Jul 2025817 PMAQI
8th Jul 2025768 PMAQI
8th Jul 2025709 PMAQI
8th Jul 20257810 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20257712 AMAQI
9th Jul 2025641 AMAQI
9th Jul 2025622 AMAQI
9th Jul 2025623 AMAQI
30°C27/34°C
9th Jul 2025644 AMAQI
9th Jul 2025695 AMAQI
9th Jul 2025696 AMAQI
9th Jul 2025697 AMAQI
9th Jul 2025688 AMAQI
9th Jul 2025829 AMAQI
9th Jul 20258610 AMAQI
9th Jul 20259511 AMAQI
9th Jul 20259412 PMAQI
9th Jul 2025861 PMAQI
9th Jul 2025962 PMAQI
9th Jul 2025913 PMAQI
9th Jul 20251024 PMAQI
9th Jul 2025925 PMAQI
9th Jul 2025706 PMAQI
9th Jul 2025617 PMAQI
9th Jul 2025548 PMAQI
9th Jul 2025599 PMAQI
9th Jul 20255910 PMAQI
9th Jul 20255911 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025661 AMAQI
10th Jul 2025692 AMAQI
10th Jul 2025693 AMAQI
30°C27/34°C
10th Jul 2025714 AMAQI
10th Jul 2025745 AMAQI
10th Jul 2025746 AMAQI
10th Jul 2025747 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025489 AMAQI
10th Jul 20254010 AMAQI
10th Jul 20255211 AMAQI
10th Jul 20255212 PMAQI
10th Jul 2025441 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025523 PMAQI
10th Jul 2025524 PMAQI
10th Jul 2025545 PMAQI
10th Jul 2025536 PMAQI
10th Jul 2025407 PMAQI
10th Jul 2025468 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255610 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20256112 AMAQI
11th Jul 2025681 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
28°C23/34°C
11th Jul 2025694 AMAQI
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025668 AMAQI
11th Jul 2025329 AMAQI
11th Jul 20252110 AMAQI
11th Jul 20251911 AMAQI
11th Jul 20252212 PMAQI
11th Jul 2025301 PMAQI
11th Jul 2025312 PMAQI
11th Jul 2025343 PMAQI
11th Jul 2025274 PMAQI
11th Jul 2025255 PMAQI
11th Jul 2025306 PMAQI
11th Jul 2025327 PMAQI
11th Jul 2025428 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025662 AMAQI
12th Jul 2025663 AMAQI
23°C22/26°C
12th Jul 2025644 AMAQI
12th Jul 2025615 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025399 AMAQI
12th Jul 20253310 AMAQI
12th Jul 20253511 AMAQI
12th Jul 20253412 PMAQI
12th Jul 2025361 PMAQI
12th Jul 2025402 PMAQI
12th Jul 2025343 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025335 PMAQI
12th Jul 2025346 PMAQI
12th Jul 2025307 PMAQI
12th Jul 2025388 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255212 AMAQI
13th Jul 2025611 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
24°C21/28°C
13th Jul 2025614 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025419 AMAQI
13th Jul 20253810 AMAQI
13th Jul 20254011 AMAQI
13th Jul 20254412 PMAQI
13th Jul 2025471 PMAQI
13th Jul 2025412 PMAQI
13th Jul 2025423 PMAQI
13th Jul 2025384 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025346 PMAQI
13th Jul 2025387 PMAQI
13th Jul 2025448 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20255010 PMAQI
13th Jul 20255011 PMAQI
14th Jul 20254712 AMAQI
14th Jul 2025551 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
27°C24/31°C
14th Jul 2025584 AMAQI
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025568 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20252211 AMAQI
14th Jul 20251712 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025212 PMAQI
14th Jul 2025213 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025225 PMAQI
14th Jul 2025256 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025479 PMAQI
14th Jul 20254710 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20254512 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
26°C24/29°C
15th Jul 2025544 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025299 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20253011 AMAQI
15th Jul 20252912 PMAQI
15th Jul 2025291 PMAQI
15th Jul 2025292 PMAQI
15th Jul 2025303 PMAQI
15th Jul 2025314 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025277 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025439 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254511 PMAQI
16th Jul 20254912 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
27°C26/29°C
16th Jul 2025524 AMAQI
16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025469 AMAQI
16th Jul 20253510 AMAQI
16th Jul 20253011 AMAQI
16th Jul 20252812 PMAQI
16th Jul 2025241 PMAQI
16th Jul 2025242 PMAQI
16th Jul 2025243 PMAQI
16th Jul 2025274 PMAQI
16th Jul 2025265 PMAQI
16th Jul 2025226 PMAQI
16th Jul 2025197 PMAQI
16th Jul 2025298 PMAQI
16th Jul 2025389 PMAQI
16th Jul 20253810 PMAQI
16th Jul 20253711 PMAQI
17th Jul 20254212 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
27°C26/29°C
17th Jul 2025514 AMAQI
17th Jul 2025485 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025349 AMAQI
17th Jul 20253110 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025361 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025376 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025408 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025471 AMAQI
18th Jul 2025502 AMAQI
18th Jul 2025503 AMAQI
28°C26/31°C
18th Jul 2025484 AMAQI
18th Jul 2025465 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025339 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025271 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025224 PMAQI
18th Jul 2025285 PMAQI
18th Jul 2025206 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025478 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20253910 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253712 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025473 AMAQI
28°C25/31°C
19th Jul 2025454 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025193 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025215 PMAQI
19th Jul 2025166 PMAQI
19th Jul 2025257 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025419 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253911 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025351 AMAQI
20th Jul 2025422 AMAQI
20th Jul 2025443 AMAQI
28°C25/32°C
20th Jul 2025424 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025252 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025245 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025308 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253710 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
29°C26/32°C
21st Jul 2025384 AMAQI
21st Jul 2025365 AMAQI
21st Jul 2025376 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025319 AMAQI
21st Jul 20253210 AMAQI
21st Jul 20253511 AMAQI
21st Jul 20254312 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025382 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025334 PMAQI
21st Jul 2025345 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025357 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253510 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
30°C27/34°C
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20253811 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025381 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025444 PMAQI
22nd Jul 2025435 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025307 PMAQI
22nd Jul 2025328 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253510 PMAQI
22nd Jul 20253111 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025331 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025373 AMAQI
30°C27/34°C
23rd Jul 2025374 AMAQI
23rd Jul 2025385 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025378 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20253410 AMAQI
23rd Jul 20253511 AMAQI
23rd Jul 20254912 PMAQI
23rd Jul 2025501 PMAQI
23rd Jul 2025512 PMAQI
23rd Jul 2025443 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025355 PMAQI
23rd Jul 2025286 PMAQI
23rd Jul 2025317 PMAQI
23rd Jul 2025298 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20252911 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025361 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025373 AMAQI
30°C27/34°C
24th Jul 2025374 AMAQI
24th Jul 2025385 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025409 AMAQI
24th Jul 20254210 AMAQI
24th Jul 20254411 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025541 PMAQI
24th Jul 2025562 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025444 PMAQI
24th Jul 2025415 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025277 PMAQI
24th Jul 2025348 PMAQI
24th Jul 2025369 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20253411 PMAQI
25th Jul 20253412 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025362 AMAQI
25th Jul 2025383 AMAQI
30°C27/35°C
25th Jul 2025384 AMAQI
25th Jul 2025405 AMAQI
25th Jul 2025406 AMAQI
25th Jul 2025417 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20253810 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20254412 PMAQI
25th Jul 2025381 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025343 PMAQI
25th Jul 2025304 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025207 PMAQI
25th Jul 2025248 PMAQI
25th Jul 2025339 PMAQI
25th Jul 20253410 PMAQI
25th Jul 20253211 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025383 AMAQI
30°C28/34°C
26th Jul 2025374 AMAQI
26th Jul 2025385 AMAQI
26th Jul 2025386 AMAQI
26th Jul 2025397 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025319 AMAQI
26th Jul 20253610 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20254012 PMAQI
26th Jul 2025341 PMAQI
26th Jul 2025342 PMAQI
26th Jul 2025323 PMAQI
26th Jul 2025264 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025316 PMAQI
26th Jul 2025307 PMAQI
26th Jul 2025338 PMAQI
26th Jul 2025379 PMAQI
26th Jul 20253410 PMAQI
26th Jul 20253011 PMAQI
27th Jul 20253112 AMAQI
27th Jul 2025371 AMAQI
27th Jul 2025372 AMAQI
27th Jul 2025363 AMAQI
30°C28/34°C
27th Jul 2025374 AMAQI
27th Jul 2025365 AMAQI
27th Jul 2025366 AMAQI
27th Jul 2025367 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20253510 AMAQI
27th Jul 20254611 AMAQI
27th Jul 20253812 PMAQI
27th Jul 2025381 PMAQI
27th Jul 2025252 PMAQI
27th Jul 2025253 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025235 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025237 PMAQI
27th Jul 2025258 PMAQI
27th Jul 2025329 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025362 AMAQI
28th Jul 2025363 AMAQI
30°C27/34°C
28th Jul 2025364 AMAQI
28th Jul 2025355 AMAQI
28th Jul 2025366 AMAQI
28th Jul 2025367 AMAQI
28th Jul 2025348 AMAQI
28th Jul 2025339 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253812 PMAQI
28th Jul 2025481 PMAQI
28th Jul 2025562 PMAQI
28th Jul 2025563 PMAQI
28th Jul 2025564 PMAQI
28th Jul 2025415 PMAQI
28th Jul 2025366 PMAQI
28th Jul 2025367 PMAQI
28th Jul 2025378 PMAQI
28th Jul 2025379 PMAQI
28th Jul 20253510 PMAQI
28th Jul 20253011 PMAQI
29th Jul 20252812 AMAQI
29th Jul 2025341 AMAQI
29th Jul 2025342 AMAQI
29th Jul 2025343 AMAQI
30°C27/36°C
29th Jul 2025364 AMAQI
29th Jul 2025385 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025367 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253710 AMAQI
29th Jul 20253611 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025295 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025227 PMAQI
29th Jul 2025218 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252511 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025301 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025353 AMAQI
31°C26/37°C
30th Jul 2025354 AMAQI
30th Jul 2025365 AMAQI
30th Jul 2025356 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025358 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20251610 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20252112 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025232 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025186 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025318 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253111 PMAQI
31st Jul 20253312 AMAQI
31st Jul 2025331 AMAQI
31st Jul 2025322 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 20253211 AMAQI
31st Jul 20252812 PMAQI
31st Jul 2025221 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025204 PMAQI
31st Jul 2025225 PMAQI
31st Jul 2025216 PMAQI
31st Jul 2025197 PMAQI
31st Jul 2025268 PMAQI
31st Jul 2025279 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI
28°C25/33°C
1st Aug 2025354 AMAQI
1st Aug 2025355 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025329 AMAQI
1st Aug 20253110 AMAQI
1st Aug 20254011 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025381 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025283 PMAQI
1st Aug 2025364 PMAQI
1st Aug 2025285 PMAQI
1st Aug 2025336 PMAQI
1st Aug 2025217 PMAQI
1st Aug 2025268 PMAQI
1st Aug 2025269 PMAQI
1st Aug 20252910 PMAQI
1st Aug 20252411 PMAQI
2nd Aug 20252712 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
28°C25/32°C
2nd Aug 2025374 AMAQI
4 AM2nd Aug 2025385 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20254211 AMAQI
11 AM2nd Aug 20253812 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025552 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025494 PMAQI
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
46AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM
37AQI
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. 46), while the lowest AQI was between 6 PM to 6 PM (Avg. 37).
Night time
Avg. Highest Time
1 AM - 3 AM
46AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
38AQI
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. 46), while the lowest AQI was between 7 PM to 7 PM (Avg. 38).
2025 Days Vs Air Quality
Kamihonga, Matsudo, Chiba, Japan
2025
92%
195
8%
18
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
195 DaysModerate
18 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 214 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
Kamihonga, 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
30AQI
30AQI
2nd January 2025
29AQI
29AQI
3rd January 2025
24AQI
24AQI
4th January 2025
27AQI
27AQI
5th January 2025
34AQI
34AQI
6th January 2025
49AQI
49AQI
7th January 2025
29AQI
29AQI
8th January 2025
33AQI
33AQI
9th January 2025
29AQI
29AQI
10th January 2025
27AQI
27AQI
11th January 2025
27AQI
27AQI
12th January 2025
38AQI
38AQI
13th January 2025
28AQI
28AQI
14th January 2025
42AQI
42AQI
15th January 2025
35AQI
35AQI
16th January 2025
33AQI
33AQI
17th January 2025
30AQI
30AQI
18th January 2025
33AQI
33AQI
19th January 2025
48AQI
48AQI
20th January 2025
42AQI
42AQI
21st January 2025
44AQI
44AQI
22nd January 2025
39AQI
39AQI
23rd January 2025
51AQI
51AQI
24th January 2025
44AQI
44AQI
25th January 2025
39AQI
39AQI
26th January 2025
34AQI
34AQI
27th January 2025
40AQI
40AQI
28th January 2025
40AQI
40AQI
29th January 2025
31AQI
31AQI
30th January 2025
32AQI
32AQI
31st January 2025
27AQI
27AQI
1st February 2025
39AQI
39AQI
2nd February 2025
30AQI
30AQI
3rd February 2025
38AQI
38AQI
4th February 2025
29AQI
29AQI
5th February 2025
31AQI
31AQI
6th February 2025
25AQI
25AQI
7th February 2025
28AQI
28AQI
8th February 2025
26AQI
26AQI
9th February 2025
28AQI
28AQI
10th February 2025
25AQI
25AQI
11th February 2025
29AQI
29AQI
12th February 2025
35AQI
35AQI
13th February 2025
33AQI
33AQI
14th February 2025
30AQI
30AQI
15th February 2025
28AQI
28AQI
16th February 2025
37AQI
37AQI
17th February 2025
33AQI
33AQI
18th February 2025
32AQI
32AQI
19th February 2025
28AQI
28AQI
20th February 2025
28AQI
28AQI
21st February 2025
28AQI
28AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
30AQI
30AQI
24th February 2025
31AQI
31AQI
25th February 2025
31AQI
31AQI
26th February 2025
36AQI
36AQI
27th February 2025
37AQI
37AQI
28th February 2025
54AQI
54AQI
1st March 2025
47AQI
47AQI
2nd March 2025
59AQI
59AQI
3rd March 2025
37AQI
37AQI
4th March 2025
37AQI
37AQI
5th March 2025
24AQI
24AQI
6th March 2025
32AQI
32AQI
7th March 2025
29AQI
29AQI
8th March 2025
33AQI
33AQI
9th March 2025
33AQI
33AQI
10th March 2025
33AQI
33AQI
11th March 2025
43AQI
43AQI
12th March 2025
45AQI
45AQI
13th March 2025
41AQI
41AQI
14th March 2025
38AQI
38AQI
15th March 2025
34AQI
34AQI
16th March 2025
25AQI
25AQI
17th March 2025
20AQI
20AQI
18th March 2025
23AQI
23AQI
19th March 2025
17AQI
17AQI
20th March 2025
24AQI
24AQI
21st March 2025
41AQI
41AQI
22nd March 2025
51AQI
51AQI
23rd March 2025
52AQI
52AQI
24th March 2025
52AQI
52AQI
25th March 2025
65AQI
65AQI
26th March 2025
72AQI
72AQI
27th March 2025
68AQI
68AQI
28th March 2025
48AQI
48AQI
29th March 2025
37AQI
37AQI
30th March 2025
38AQI
38AQI
31st March 2025
30AQI
30AQI
1st April 2025
26AQI
26AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
19AQI
19AQI
4th April 2025
19AQI
19AQI
5th April 2025
29AQI
29AQI
6th April 2025
24AQI
24AQI
7th April 2025
29AQI
29AQI
8th April 2025
38AQI
38AQI
9th April 2025
24AQI
24AQI
10th April 2025
46AQI
46AQI
11th April 2025
36AQI
36AQI
12th April 2025
37AQI
37AQI
13th April 2025
28AQI
28AQI
14th April 2025
39AQI
39AQI
15th April 2025
29AQI
29AQI
16th April 2025
31AQI
31AQI
17th April 2025
44AQI
44AQI
18th April 2025
50AQI
50AQI
19th April 2025
61AQI
61AQI
20th April 2025
50AQI
50AQI
21st April 2025
43AQI
43AQI
22nd April 2025
44AQI
44AQI
23rd April 2025
30AQI
30AQI
24th April 2025
41AQI
41AQI
25th April 2025
41AQI
41AQI
26th April 2025
46AQI
46AQI
27th April 2025
50AQI
50AQI
28th April 2025
46AQI
46AQI
29th April 2025
33AQI
33AQI
30th April 2025
43AQI
43AQI
1st May 2025
39AQI
39AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
30AQI
30AQI
4th May 2025
35AQI
35AQI
5th May 2025
33AQI
33AQI
6th May 2025
25AQI
25AQI
7th May 2025
23AQI
23AQI
8th May 2025
27AQI
27AQI
9th May 2025
30AQI
30AQI
10th May 2025
23AQI
23AQI
11th May 2025
27AQI
27AQI
12th May 2025
22AQI
22AQI
13th May 2025
33AQI
33AQI
14th May 2025
32AQI
32AQI
15th May 2025
37AQI
37AQI
16th May 2025
40AQI
40AQI
17th May 2025
30AQI
30AQI
18th May 2025
44AQI
44AQI
19th May 2025
42AQI
42AQI
20th May 2025
62AQI
62AQI
21st May 2025
46AQI
46AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
40AQI
40AQI
24th May 2025
36AQI
36AQI
25th May 2025
28AQI
28AQI
26th May 2025
28AQI
28AQI
27th May 2025
23AQI
23AQI
28th May 2025
23AQI
23AQI
29th May 2025
27AQI
27AQI
30th May 2025
24AQI
24AQI
31st May 2025
18AQI
18AQI
1st June 2025
23AQI
23AQI
2nd June 2025
30AQI
30AQI
3rd June 2025
33AQI
33AQI
4th June 2025
30AQI
30AQI
5th June 2025
38AQI
38AQI
6th June 2025
44AQI
44AQI
7th June 2025
46AQI
46AQI
8th June 2025
56AQI
56AQI
9th June 2025
43AQI
43AQI
10th June 2025
36AQI
36AQI
11th June 2025
31AQI
31AQI
12th June 2025
40AQI
40AQI
13th June 2025
40AQI
40AQI
14th June 2025
37AQI
37AQI
15th June 2025
38AQI
38AQI
16th June 2025
40AQI
40AQI
17th June 2025
50AQI
50AQI
18th June 2025
42AQI
42AQI
19th June 2025
43AQI
43AQI
20th June 2025
39AQI
39AQI
21st June 2025
32AQI
32AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
28AQI
28AQI
24th June 2025
27AQI
27AQI
25th June 2025
23AQI
23AQI
26th June 2025
25AQI
25AQI
27th June 2025
30AQI
30AQI
28th June 2025
28AQI
28AQI
29th June 2025
34AQI
34AQI
30th June 2025
39AQI
39AQI
1st July 2025
41AQI
41AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
44AQI
44AQI
4th July 2025
45AQI
45AQI
5th July 2025
51AQI
51AQI
6th July 2025
64AQI
64AQI
7th July 2025
73AQI
73AQI
8th July 2025
74AQI
74AQI
9th July 2025
73AQI
73AQI
10th July 2025
58AQI
58AQI
11th July 2025
48AQI
48AQI
12th July 2025
48AQI
48AQI
13th July 2025
49AQI
49AQI
14th July 2025
39AQI
39AQI
15th July 2025
40AQI
40AQI
16th July 2025
38AQI
38AQI
17th July 2025
42AQI
42AQI
18th July 2025
37AQI
37AQI
19th July 2025
33AQI
33AQI
20th July 2025
31AQI
31AQI
21st July 2025
36AQI
36AQI
22nd July 2025
36AQI
36AQI
23rd July 2025
36AQI
36AQI
24th July 2025
39AQI
39AQI
25th July 2025
34AQI
34AQI
26th July 2025
34AQI
34AQI
27th July 2025
32AQI
32AQI
28th July 2025
37AQI
37AQI
29th July 2025
32AQI
32AQI
30th July 2025
29AQI
29AQI
31st July 2025
28AQI
28AQI
1st August 2025
33AQI
33AQI
35AQI
32AQI
40AQI
37AQI
32AQI
36AQI
43AQI
33AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
30
1
27
1
24
7
29
1
30
1
29
1
25
6
1
195
18
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
February32AQI
202437AQI
25
6
23
5
1
25
6
23
7
26
5
25
5
22
9
30
1
29
1
30
1
28
2
31
317
48
1
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
August28AQI
202340AQI
23
8
20
8
26
5
20
10
27
4
20
10
21
10
30
1
29
1
30
1
18
11
21
10
285
79
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
August30AQI
202237AQI
28
3
21
25
6
14
3
27
4
21
9
18
3
1
1
29
28
3
22
8
27
4
261
44
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
September22AQI
202142AQI
21
8
1
18
10
24
7
26
3
23
8
25
5
27
4
28
3
27
3
29
2
19
11
17
14
284
78
1
Highest AQI recorded in
December50AQI
Lowest AQI recorded in
April37AQI
202041AQI
7
6
15
6
13
5
10
19
1
17
14
19
12
19
30
1
24
6
23
8
177
77
1
Highest AQI recorded in
June57AQI
Lowest AQI recorded in
September25AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
42AQILeast Polluted Year Recorded
2025(Avg.)
36AQIKamihonga's annual 2025 AQI (36) shows an average percentage change of -6.9% (improved AQI) compared to previous years: 2020 (41), 2021 (42), 2022 (37), 2023 (40), 2024 (37).
