Chuo, Kisarazu, 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
Chuo, Kisarazu, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
82AQILowest AQI recorded on
25th Aug 2023
10AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Chuo, Kisarazu, Chiba, Japan
AQI
Day
Night
.
4 AM3rd Aug 2025
6 PM
3 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
2PM3rd Aug
55AQI
Avg. Lowest Time
2AM4th Aug
38AQI
In the last 24 hours,
Chuo's AQI reached its highest point of 55 at 2 PM during the Night, while the lowest point, 38, was recorded at 2 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chuo, Kisarazu, Chiba, Japan
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025364 AMAQI
5th Jul 2025385 AMAQI
5th Jul 2025386 AMAQI
5th Jul 2025387 AMAQI
5th Jul 2025378 AMAQI
5th Jul 2025519 AMAQI
5th Jul 20255610 AMAQI
5th Jul 20255811 AMAQI
5th Jul 20255812 PMAQI
5th Jul 2025601 PMAQI
5th Jul 2025602 PMAQI
5th Jul 2025623 PMAQI
5th Jul 2025644 PMAQI
5th Jul 2025695 PMAQI
5th Jul 2025716 PMAQI
5th Jul 2025727 PMAQI
5th Jul 2025668 PMAQI
5th Jul 2025599 PMAQI
5th Jul 20256010 PMAQI
5th Jul 20256111 PMAQI
6th Jul 20255412 AMAQI
6th Jul 2025371 AMAQI
6th Jul 2025362 AMAQI
6th Jul 2025363 AMAQI
26°C24/28°C
6th Jul 2025374 AMAQI
6th Jul 2025415 AMAQI
6th Jul 2025426 AMAQI
6th Jul 2025437 AMAQI
6th Jul 2025428 AMAQI
6th Jul 2025609 AMAQI
6th Jul 20258610 AMAQI
6th Jul 20259711 AMAQI
6th Jul 20259412 PMAQI
6th Jul 2025871 PMAQI
6th Jul 2025862 PMAQI
6th Jul 2025843 PMAQI
6th Jul 2025934 PMAQI
6th Jul 2025935 PMAQI
6th Jul 2025966 PMAQI
6th Jul 20251027 PMAQI
6th Jul 2025958 PMAQI
6th Jul 2025719 PMAQI
6th Jul 20256910 PMAQI
6th Jul 20256811 PMAQI
7th Jul 20256812 AMAQI
7th Jul 2025501 AMAQI
7th Jul 2025432 AMAQI
7th Jul 2025423 AMAQI
27°C25/30°C
7th Jul 2025454 AMAQI
7th Jul 2025545 AMAQI
7th Jul 2025546 AMAQI
7th Jul 2025547 AMAQI
7th Jul 2025548 AMAQI
7th Jul 20251009 AMAQI
7th Jul 202511510 AMAQI
7th Jul 202511411 AMAQI
7th Jul 202510412 PMAQI
7th Jul 2025941 PMAQI
7th Jul 2025952 PMAQI
7th Jul 20251043 PMAQI
7th Jul 2025924 PMAQI
7th Jul 2025945 PMAQI
7th Jul 20251046 PMAQI
7th Jul 20251057 PMAQI
7th Jul 2025998 PMAQI
7th Jul 2025779 PMAQI
7th Jul 20257310 PMAQI
7th Jul 20257611 PMAQI
8th Jul 20256912 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025542 AMAQI
8th Jul 2025543 AMAQI
27°C25/30°C
8th Jul 2025564 AMAQI
8th Jul 2025635 AMAQI
8th Jul 2025636 AMAQI
8th Jul 2025637 AMAQI
8th Jul 2025638 AMAQI
8th Jul 2025919 AMAQI
8th Jul 202510510 AMAQI
8th Jul 202510111 AMAQI
8th Jul 20259912 PMAQI
8th Jul 2025901 PMAQI
8th Jul 2025872 PMAQI
8th Jul 2025853 PMAQI
8th Jul 2025854 PMAQI
8th Jul 2025835 PMAQI
8th Jul 2025856 PMAQI
8th Jul 2025907 PMAQI
8th Jul 2025898 PMAQI
8th Jul 2025779 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20257911 PMAQI
9th Jul 20257612 AMAQI
9th Jul 2025651 AMAQI
9th Jul 2025612 AMAQI
9th Jul 2025613 AMAQI
27°C25/29°C
9th Jul 2025634 AMAQI
9th Jul 2025695 AMAQI
9th Jul 2025706 AMAQI
9th Jul 2025697 AMAQI
9th Jul 2025688 AMAQI
9th Jul 2025779 AMAQI
9th Jul 20258410 AMAQI
9th Jul 20259411 AMAQI
9th Jul 20259712 PMAQI
9th Jul 20251041 PMAQI
9th Jul 20251122 PMAQI
9th Jul 2025913 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025565 PMAQI
9th Jul 2025526 PMAQI
9th Jul 2025427 PMAQI
9th Jul 2025408 PMAQI
9th Jul 2025579 PMAQI
9th Jul 20255710 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025682 AMAQI
10th Jul 2025683 AMAQI
27°C25/29°C
10th Jul 2025684 AMAQI
10th Jul 2025735 AMAQI
10th Jul 2025736 AMAQI
10th Jul 2025747 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025329 AMAQI
10th Jul 20251910 AMAQI
10th Jul 20253211 AMAQI
10th Jul 20252812 PMAQI
10th Jul 2025321 PMAQI
10th Jul 2025292 PMAQI
10th Jul 2025343 PMAQI
10th Jul 2025364 PMAQI
10th Jul 2025325 PMAQI
10th Jul 2025316 PMAQI
10th Jul 2025297 PMAQI
10th Jul 2025388 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20256410 PMAQI
10th Jul 20256011 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025692 AMAQI
11th Jul 2025683 AMAQI
27°C23/29°C
11th Jul 2025684 AMAQI
11th Jul 2025625 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025638 AMAQI
11th Jul 2025349 AMAQI
11th Jul 20252110 AMAQI
11th Jul 20252111 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025341 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025343 PMAQI
11th Jul 2025304 PMAQI
11th Jul 2025325 PMAQI
11th Jul 2025336 PMAQI
11th Jul 2025357 PMAQI
11th Jul 2025408 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255610 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255712 AMAQI
12th Jul 2025621 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025653 AMAQI
23°C22/26°C
12th Jul 2025634 AMAQI
12th Jul 2025605 AMAQI
12th Jul 2025596 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025598 AMAQI
12th Jul 2025429 AMAQI
12th Jul 20253910 AMAQI
12th Jul 20254511 AMAQI
12th Jul 20255112 PMAQI
12th Jul 2025461 PMAQI
12th Jul 2025452 PMAQI
12th Jul 2025443 PMAQI
12th Jul 2025474 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025376 PMAQI
12th Jul 2025367 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025591 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
24°C21/27°C
13th Jul 2025604 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025587 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025459 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20254011 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025521 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025533 PMAQI
13th Jul 2025474 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025246 PMAQI
13th Jul 2025227 PMAQI
13th Jul 2025288 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20254810 PMAQI
13th Jul 20254611 PMAQI
14th Jul 20254712 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
25°C23/28°C
14th Jul 2025584 AMAQI
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025232 PMAQI
14th Jul 2025233 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025215 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025257 PMAQI
14th Jul 2025278 PMAQI
14th Jul 2025449 PMAQI
14th Jul 20254410 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20254512 AMAQI
15th Jul 2025511 AMAQI
15th Jul 2025552 AMAQI
15th Jul 2025553 AMAQI
25°C24/28°C
15th Jul 2025554 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025527 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025279 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20252211 AMAQI
15th Jul 20252212 PMAQI
15th Jul 2025201 PMAQI
15th Jul 2025212 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025224 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025248 PMAQI
15th Jul 2025379 PMAQI
15th Jul 20253810 PMAQI
15th Jul 20254311 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025511 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
26°C25/27°C
16th Jul 2025524 AMAQI
16th Jul 2025495 AMAQI
16th Jul 2025506 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025498 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20252410 AMAQI
16th Jul 20252111 AMAQI
16th Jul 20252012 PMAQI
16th Jul 2025211 PMAQI
16th Jul 2025262 PMAQI
16th Jul 2025233 PMAQI
16th Jul 2025264 PMAQI
16th Jul 2025235 PMAQI
16th Jul 2025226 PMAQI
16th Jul 2025227 PMAQI
16th Jul 2025248 PMAQI
16th Jul 2025369 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025461 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025513 AMAQI
26°C25/26°C
17th Jul 2025504 AMAQI
17th Jul 2025485 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025478 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20252910 AMAQI
17th Jul 20253811 AMAQI
17th Jul 20253012 PMAQI
17th Jul 2025301 PMAQI
17th Jul 2025312 PMAQI
17th Jul 2025343 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025317 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025409 PMAQI
17th Jul 20254210 PMAQI
17th Jul 20254111 PMAQI
18th Jul 20254112 AMAQI
18th Jul 2025451 AMAQI
18th Jul 2025492 AMAQI
18th Jul 2025483 AMAQI
26°C25/28°C
18th Jul 2025484 AMAQI
18th Jul 2025455 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025458 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252112 PMAQI
18th Jul 2025211 PMAQI
18th Jul 2025222 PMAQI
18th Jul 2025203 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025205 PMAQI
18th Jul 2025236 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025288 PMAQI
18th Jul 2025349 PMAQI
18th Jul 20253410 PMAQI
18th Jul 20253511 PMAQI
19th Jul 20253212 AMAQI
19th Jul 2025411 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025463 AMAQI
26°C24/28°C
19th Jul 2025454 AMAQI
19th Jul 2025425 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025427 AMAQI
19th Jul 2025428 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20251811 AMAQI
19th Jul 20251712 PMAQI
19th Jul 2025211 PMAQI
19th Jul 2025202 PMAQI
19th Jul 2025183 PMAQI
19th Jul 2025174 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025166 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025268 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253111 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025371 AMAQI
20th Jul 2025432 AMAQI
20th Jul 2025433 AMAQI
26°C25/29°C
20th Jul 2025424 AMAQI
20th Jul 2025395 AMAQI
20th Jul 2025396 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025388 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20251812 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025183 PMAQI
20th Jul 2025184 PMAQI
20th Jul 2025195 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025217 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20253010 PMAQI
20th Jul 20253111 PMAQI
21st Jul 20253012 AMAQI
21st Jul 2025361 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI
27°C25/29°C
21st Jul 2025384 AMAQI
21st Jul 2025365 AMAQI
21st Jul 2025366 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025368 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252411 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025262 PMAQI
21st Jul 2025233 PMAQI
21st Jul 2025244 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025217 PMAQI
21st Jul 2025228 PMAQI
21st Jul 2025269 PMAQI
21st Jul 20252810 PMAQI
21st Jul 20252611 PMAQI
22nd Jul 20252712 AMAQI
22nd Jul 2025311 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025373 AMAQI
27°C26/29°C
22nd Jul 2025354 AMAQI
22nd Jul 2025355 AMAQI
22nd Jul 2025346 AMAQI
22nd Jul 2025357 AMAQI
22nd Jul 2025358 AMAQI
22nd Jul 2025239 AMAQI
22nd Jul 20252610 AMAQI
22nd Jul 20252311 AMAQI
22nd Jul 20252412 PMAQI
22nd Jul 2025261 PMAQI
22nd Jul 2025222 PMAQI
22nd Jul 2025223 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025196 PMAQI
22nd Jul 2025167 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025279 PMAQI
22nd Jul 20252510 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20252712 AMAQI
23rd Jul 2025311 AMAQI
23rd Jul 2025352 AMAQI
23rd Jul 2025353 AMAQI
27°C26/29°C
23rd Jul 2025344 AMAQI
23rd Jul 2025335 AMAQI
23rd Jul 2025336 AMAQI
23rd Jul 2025337 AMAQI
23rd Jul 2025338 AMAQI
23rd Jul 2025229 AMAQI
23rd Jul 20252510 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20252712 PMAQI
23rd Jul 2025251 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025234 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025207 PMAQI
23rd Jul 2025208 PMAQI
23rd Jul 2025259 PMAQI
23rd Jul 20252510 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025271 AMAQI
24th Jul 2025332 AMAQI
24th Jul 2025333 AMAQI
27°C25/29°C
24th Jul 2025324 AMAQI
24th Jul 2025335 AMAQI
24th Jul 2025316 AMAQI
24th Jul 2025327 AMAQI
24th Jul 2025328 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253510 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20255312 PMAQI
24th Jul 2025471 PMAQI
24th Jul 2025312 PMAQI
24th Jul 2025283 PMAQI
24th Jul 2025214 PMAQI
24th Jul 2025185 PMAQI
24th Jul 2025196 PMAQI
24th Jul 2025187 PMAQI
24th Jul 2025198 PMAQI
24th Jul 2025239 PMAQI
24th Jul 20252410 PMAQI
24th Jul 20252511 PMAQI
25th Jul 20252412 AMAQI
25th Jul 2025281 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025323 AMAQI
27°C25/30°C
25th Jul 2025334 AMAQI
25th Jul 2025345 AMAQI
25th Jul 2025346 AMAQI
25th Jul 2025347 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20252010 AMAQI
25th Jul 20251711 AMAQI
25th Jul 20251912 PMAQI
25th Jul 2025171 PMAQI
25th Jul 2025172 PMAQI
25th Jul 2025223 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025165 PMAQI
25th Jul 2025176 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025198 PMAQI
25th Jul 2025229 PMAQI
25th Jul 20252210 PMAQI
25th Jul 20252211 PMAQI
26th Jul 20252312 AMAQI
26th Jul 2025311 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025323 AMAQI
28°C26/30°C
26th Jul 2025314 AMAQI
26th Jul 2025295 AMAQI
26th Jul 2025286 AMAQI
26th Jul 2025287 AMAQI
26th Jul 2025298 AMAQI
26th Jul 2025239 AMAQI
26th Jul 20252210 AMAQI
26th Jul 20252011 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025201 PMAQI
26th Jul 2025212 PMAQI
26th Jul 2025253 PMAQI
26th Jul 2025204 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025207 PMAQI
26th Jul 2025218 PMAQI
26th Jul 2025249 PMAQI
26th Jul 20252510 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252112 AMAQI
27th Jul 2025271 AMAQI
27th Jul 2025302 AMAQI
27th Jul 2025303 AMAQI
28°C26/30°C
27th Jul 2025284 AMAQI
27th Jul 2025285 AMAQI
27th Jul 2025286 AMAQI
27th Jul 2025287 AMAQI
27th Jul 2025288 AMAQI
27th Jul 2025229 AMAQI
27th Jul 20251510 AMAQI
27th Jul 20251511 AMAQI
27th Jul 20251512 PMAQI
27th Jul 2025161 PMAQI
27th Jul 2025152 PMAQI
27th Jul 2025183 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025205 PMAQI
27th Jul 2025156 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025188 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20252110 PMAQI
27th Jul 20252211 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025282 AMAQI
28th Jul 2025283 AMAQI
27°C26/29°C
28th Jul 2025274 AMAQI
28th Jul 2025265 AMAQI
28th Jul 2025266 AMAQI
28th Jul 2025267 AMAQI
28th Jul 2025268 AMAQI
28th Jul 2025239 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20253412 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025302 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025194 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025196 PMAQI
28th Jul 2025167 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025209 PMAQI
28th Jul 20252010 PMAQI
28th Jul 20252211 PMAQI
29th Jul 20252012 AMAQI
29th Jul 2025241 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025273 AMAQI
27°C25/30°C
29th Jul 2025274 AMAQI
29th Jul 2025275 AMAQI
29th Jul 2025276 AMAQI
29th Jul 2025277 AMAQI
29th Jul 2025278 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20254111 AMAQI
29th Jul 20253812 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025362 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025284 PMAQI
29th Jul 2025215 PMAQI
29th Jul 2025186 PMAQI
29th Jul 2025197 PMAQI
29th Jul 2025198 PMAQI
29th Jul 2025219 PMAQI
29th Jul 20252210 PMAQI
29th Jul 20252311 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025251 AMAQI
30th Jul 2025272 AMAQI
30th Jul 2025263 AMAQI
27°C24/32°C
30th Jul 2025284 AMAQI
30th Jul 2025285 AMAQI
30th Jul 2025286 AMAQI
30th Jul 2025297 AMAQI
30th Jul 2025288 AMAQI
30th Jul 2025269 AMAQI
30th Jul 20252310 AMAQI
30th Jul 20252611 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025281 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025293 PMAQI
30th Jul 2025324 PMAQI
30th Jul 2025285 PMAQI
30th Jul 2025286 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025308 PMAQI
30th Jul 2025309 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253111 PMAQI
31st Jul 20253112 AMAQI
31st Jul 2025281 AMAQI
31st Jul 2025282 AMAQI
31st Jul 2025273 AMAQI
28°C24/32°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 20253912 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025382 PMAQI
31st Jul 2025373 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025265 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025277 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253310 PMAQI
31st Jul 20253411 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025411 AMAQI
1st Aug 2025362 AMAQI
1st Aug 2025383 AMAQI
27°C24/31°C
1st Aug 2025344 AMAQI
1st Aug 2025355 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20254611 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025421 PMAQI
1st Aug 2025392 PMAQI
1st Aug 2025413 PMAQI
1st Aug 2025484 PMAQI
1st Aug 2025425 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025367 PMAQI
1st Aug 2025408 PMAQI
1st Aug 2025339 PMAQI
1st Aug 20253310 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20253112 AMAQI
2nd Aug 2025311 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI
27°C25/29°C
2nd Aug 2025374 AMAQI
2nd Aug 2025405 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025359 AMAQI
2nd Aug 20253410 AMAQI
2nd Aug 20254111 AMAQI
2nd Aug 20253912 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025612 PMAQI
2nd Aug 2025593 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025606 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025418 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253410 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20253512 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
28°C25/31°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025396 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025449 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255011 AMAQI
3rd Aug 20255212 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025503 PMAQI
3rd Aug 2025484 PMAQI
3rd Aug 2025425 PMAQI
3rd Aug 2025476 PMAQI
3rd Aug 2025457 PMAQI
3rd Aug 2025448 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20253912 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
--°C/°C
4th Aug 2025404 AMAQI
4 AM4th Aug 2025425 AMAQI
4th Aug 2025426 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
43AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
5 PM - 6 PM
37AQI
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. 43), while the lowest AQI was between 5 PM to 6 PM (Avg. 37).
Night time
Avg. Highest Time
12 AM - 3 AM
42AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM
36AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 42), while the lowest AQI was between 7 PM to 8 PM (Avg. 36).
2025 Days Vs Air Quality
Chuo, Kisarazu, Chiba, Japan
2025
90%
193
10%
21
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
193 DaysModerate
21 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 215 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
Chuo, Kisarazu, 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
31AQI
31AQI
2nd January 2025
32AQI
32AQI
3rd January 2025
26AQI
26AQI
4th January 2025
32AQI
32AQI
5th January 2025
33AQI
33AQI
6th January 2025
57AQI
57AQI
7th January 2025
31AQI
31AQI
8th January 2025
39AQI
39AQI
9th January 2025
31AQI
31AQI
10th January 2025
31AQI
31AQI
11th January 2025
30AQI
30AQI
12th January 2025
40AQI
40AQI
13th January 2025
31AQI
31AQI
14th January 2025
41AQI
41AQI
15th January 2025
39AQI
39AQI
16th January 2025
35AQI
35AQI
17th January 2025
31AQI
31AQI
18th January 2025
34AQI
34AQI
19th January 2025
54AQI
54AQI
20th January 2025
46AQI
46AQI
21st January 2025
43AQI
43AQI
22nd January 2025
43AQI
43AQI
23rd January 2025
52AQI
52AQI
24th January 2025
51AQI
51AQI
25th January 2025
43AQI
43AQI
26th January 2025
39AQI
39AQI
27th January 2025
35AQI
35AQI
28th January 2025
38AQI
38AQI
29th January 2025
33AQI
33AQI
30th January 2025
34AQI
34AQI
31st January 2025
29AQI
29AQI
1st February 2025
39AQI
39AQI
2nd February 2025
32AQI
32AQI
3rd February 2025
46AQI
46AQI
4th February 2025
30AQI
30AQI
5th February 2025
36AQI
36AQI
6th February 2025
29AQI
29AQI
7th February 2025
34AQI
34AQI
8th February 2025
31AQI
31AQI
9th February 2025
31AQI
31AQI
10th February 2025
33AQI
33AQI
11th February 2025
32AQI
32AQI
12th February 2025
32AQI
32AQI
13th February 2025
32AQI
32AQI
14th February 2025
30AQI
30AQI
15th February 2025
31AQI
31AQI
16th February 2025
39AQI
39AQI
17th February 2025
36AQI
36AQI
18th February 2025
32AQI
32AQI
19th February 2025
31AQI
31AQI
20th February 2025
30AQI
30AQI
21st February 2025
31AQI
31AQI
22nd February 2025
31AQI
31AQI
23rd February 2025
34AQI
34AQI
24th February 2025
33AQI
33AQI
25th February 2025
35AQI
35AQI
26th February 2025
35AQI
35AQI
27th February 2025
39AQI
39AQI
28th February 2025
48AQI
48AQI
1st March 2025
50AQI
50AQI
2nd March 2025
62AQI
62AQI
3rd March 2025
41AQI
41AQI
4th March 2025
40AQI
40AQI
5th March 2025
26AQI
26AQI
6th March 2025
34AQI
34AQI
7th March 2025
32AQI
32AQI
8th March 2025
35AQI
35AQI
9th March 2025
33AQI
33AQI
10th March 2025
35AQI
35AQI
11th March 2025
41AQI
41AQI
12th March 2025
53AQI
53AQI
13th March 2025
47AQI
47AQI
14th March 2025
42AQI
42AQI
15th March 2025
39AQI
39AQI
16th March 2025
27AQI
27AQI
17th March 2025
24AQI
24AQI
18th March 2025
24AQI
24AQI
19th March 2025
18AQI
18AQI
20th March 2025
26AQI
26AQI
21st March 2025
43AQI
43AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
57AQI
57AQI
24th March 2025
56AQI
56AQI
25th March 2025
64AQI
64AQI
26th March 2025
84AQI
84AQI
27th March 2025
68AQI
68AQI
28th March 2025
52AQI
52AQI
29th March 2025
38AQI
38AQI
30th March 2025
44AQI
44AQI
31st March 2025
33AQI
33AQI
1st April 2025
30AQI
30AQI
2nd April 2025
23AQI
23AQI
3rd April 2025
22AQI
22AQI
4th April 2025
22AQI
22AQI
5th April 2025
24AQI
24AQI
6th April 2025
23AQI
23AQI
7th April 2025
30AQI
30AQI
8th April 2025
37AQI
37AQI
9th April 2025
30AQI
30AQI
10th April 2025
45AQI
45AQI
11th April 2025
38AQI
38AQI
12th April 2025
38AQI
38AQI
13th April 2025
26AQI
26AQI
14th April 2025
40AQI
40AQI
15th April 2025
29AQI
29AQI
16th April 2025
38AQI
38AQI
17th April 2025
44AQI
44AQI
18th April 2025
50AQI
50AQI
19th April 2025
57AQI
57AQI
20th April 2025
44AQI
44AQI
21st April 2025
44AQI
44AQI
22nd April 2025
39AQI
39AQI
23rd April 2025
29AQI
29AQI
24th April 2025
41AQI
41AQI
25th April 2025
35AQI
35AQI
26th April 2025
45AQI
45AQI
27th April 2025
45AQI
45AQI
28th April 2025
39AQI
39AQI
29th April 2025
38AQI
38AQI
30th April 2025
45AQI
45AQI
1st May 2025
41AQI
41AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
32AQI
32AQI
4th May 2025
38AQI
38AQI
5th May 2025
35AQI
35AQI
6th May 2025
27AQI
27AQI
7th May 2025
25AQI
25AQI
8th May 2025
26AQI
26AQI
9th May 2025
28AQI
28AQI
10th May 2025
23AQI
23AQI
11th May 2025
30AQI
30AQI
12th May 2025
29AQI
29AQI
13th May 2025
37AQI
37AQI
14th May 2025
32AQI
32AQI
15th May 2025
37AQI
37AQI
16th May 2025
36AQI
36AQI
17th May 2025
28AQI
28AQI
18th May 2025
41AQI
41AQI
19th May 2025
42AQI
42AQI
20th May 2025
56AQI
56AQI
21st May 2025
35AQI
35AQI
22nd May 2025
34AQI
34AQI
23rd May 2025
37AQI
37AQI
24th May 2025
34AQI
34AQI
25th May 2025
30AQI
30AQI
26th May 2025
27AQI
27AQI
27th May 2025
27AQI
27AQI
28th May 2025
24AQI
24AQI
29th May 2025
28AQI
28AQI
30th May 2025
22AQI
22AQI
31st May 2025
17AQI
17AQI
1st June 2025
20AQI
20AQI
2nd June 2025
27AQI
27AQI
3rd June 2025
27AQI
27AQI
4th June 2025
29AQI
29AQI
5th June 2025
37AQI
37AQI
6th June 2025
43AQI
43AQI
7th June 2025
45AQI
45AQI
8th June 2025
52AQI
52AQI
9th June 2025
35AQI
35AQI
10th June 2025
29AQI
29AQI
11th June 2025
28AQI
28AQI
12th June 2025
40AQI
40AQI
13th June 2025
33AQI
33AQI
14th June 2025
29AQI
29AQI
15th June 2025
39AQI
39AQI
16th June 2025
37AQI
37AQI
17th June 2025
45AQI
45AQI
18th June 2025
43AQI
43AQI
19th June 2025
40AQI
40AQI
20th June 2025
33AQI
33AQI
21st June 2025
27AQI
27AQI
22nd June 2025
20AQI
20AQI
23rd June 2025
22AQI
22AQI
24th June 2025
22AQI
22AQI
25th June 2025
22AQI
22AQI
26th June 2025
21AQI
21AQI
27th June 2025
34AQI
34AQI
28th June 2025
32AQI
32AQI
29th June 2025
30AQI
30AQI
30th June 2025
35AQI
35AQI
1st July 2025
33AQI
33AQI
2nd July 2025
37AQI
37AQI
3rd July 2025
37AQI
37AQI
4th July 2025
37AQI
37AQI
5th July 2025
53AQI
53AQI
6th July 2025
68AQI
68AQI
7th July 2025
78AQI
78AQI
8th July 2025
77AQI
77AQI
9th July 2025
68AQI
68AQI
10th July 2025
50AQI
50AQI
11th July 2025
48AQI
48AQI
12th July 2025
51AQI
51AQI
13th July 2025
48AQI
48AQI
14th July 2025
39AQI
39AQI
15th July 2025
38AQI
38AQI
16th July 2025
36AQI
36AQI
17th July 2025
40AQI
40AQI
18th July 2025
33AQI
33AQI
19th July 2025
31AQI
31AQI
20th July 2025
30AQI
30AQI
21st July 2025
29AQI
29AQI
22nd July 2025
27AQI
27AQI
23rd July 2025
27AQI
27AQI
24th July 2025
29AQI
29AQI
25th July 2025
24AQI
24AQI
26th July 2025
25AQI
25AQI
27th July 2025
22AQI
22AQI
28th July 2025
24AQI
24AQI
29th July 2025
26AQI
26AQI
30th July 2025
28AQI
28AQI
31st July 2025
30AQI
30AQI
1st August 2025
38AQI
38AQI
2nd August 2025
42AQI
42AQI
38AQI
34AQI
42AQI
36AQI
32AQI
33AQI
39AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
27
4
28
23
8
29
1
30
1
29
1
25
6
2
193
21
Highest AQI recorded in
March42AQI
Lowest AQI recorded in
May32AQI
202437AQI
27
3
28
1
22
9
23
7
28
3
28
2
17
14
30
1
29
1
31
27
3
31
321
44
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
September28AQI
202338AQI
23
8
24
4
28
3
25
5
29
2
25
5
27
4
30
1
29
1
29
2
23
6
22
8
314
49
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
August23AQI
202238AQI
26
5
17
4
20
11
13
4
26
5
29
1
20
1
1
28
28
3
26
4
28
3
262
41
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
August22AQI
202139AQI
20
11
22
6
26
4
1
28
2
23
8
27
3
27
4
26
5
28
2
26
5
19
11
25
6
297
67
1
Highest AQI recorded in
November45AQI
Lowest AQI recorded in
August35AQI
202035AQI
12
1
19
2
18
24
6
31
21
9
1
18
1
27
4
18
12
23
8
211
43
1
Highest AQI recorded in
November43AQI
Lowest AQI recorded in
September26AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
39AQILeast Polluted Year Recorded
2020(Avg.)
35AQIChuo's annual 2025 AQI (36) shows an average percentage change of -2.1% (improved AQI) compared to previous years: 2020 (35), 2021 (39), 2022 (38), 2023 (38), 2024 (37).
