Goichuonishi, Ichihara, 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
Goichuonishi, Ichihara, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2022
156AQILowest AQI recorded on
22nd Aug 2023
15AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 60 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Goichuonishi, Ichihara, Chiba, Japan
AQI
Day
Night
.
4 AM5th Aug 2025
6 PM
3 AM6th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
10AM5th Aug
62AQI
Avg. Lowest Time
12AM6th Aug
44AQI
In the last 24 hours,
Goichuonishi's AQI reached its highest point of 62 at 10 AM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Goichuonishi, Ichihara, Chiba, Japan
JulAug
07th - 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 - 06th06th
Day
Night
7th Jul 2025494 AMAQI
7th Jul 2025555 AMAQI
7th Jul 2025556 AMAQI
7th Jul 2025557 AMAQI
7th Jul 2025568 AMAQI
7th Jul 2025929 AMAQI
7th Jul 202511210 AMAQI
7th Jul 202512311 AMAQI
7th Jul 202512012 PMAQI
7th Jul 20251011 PMAQI
7th Jul 2025902 PMAQI
7th Jul 2025863 PMAQI
7th Jul 2025804 PMAQI
7th Jul 2025855 PMAQI
7th Jul 2025976 PMAQI
7th Jul 2025987 PMAQI
7th Jul 2025908 PMAQI
7th Jul 2025769 PMAQI
7th Jul 20257610 PMAQI
7th Jul 20257511 PMAQI
8th Jul 20257012 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025543 AMAQI
28°C25/32°C
8th Jul 2025584 AMAQI
8th Jul 2025635 AMAQI
8th Jul 2025636 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 2025929 AMAQI
8th Jul 20259810 AMAQI
8th Jul 20259911 AMAQI
8th Jul 202510312 PMAQI
8th Jul 2025901 PMAQI
8th Jul 2025862 PMAQI
8th Jul 2025863 PMAQI
8th Jul 2025854 PMAQI
8th Jul 2025775 PMAQI
8th Jul 2025846 PMAQI
8th Jul 2025867 PMAQI
8th Jul 2025848 PMAQI
8th Jul 2025769 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20257612 AMAQI
9th Jul 2025631 AMAQI
9th Jul 2025612 AMAQI
9th Jul 2025613 AMAQI
28°C25/31°C
9th Jul 2025644 AMAQI
9th Jul 2025685 AMAQI
9th Jul 2025666 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025688 AMAQI
9th Jul 2025849 AMAQI
9th Jul 20259310 AMAQI
9th Jul 202510311 AMAQI
9th Jul 20259612 PMAQI
9th Jul 20251041 PMAQI
9th Jul 20251062 PMAQI
9th Jul 20251133 PMAQI
9th Jul 2025864 PMAQI
9th Jul 2025615 PMAQI
9th Jul 2025586 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025498 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255610 PMAQI
9th Jul 20255611 PMAQI
10th Jul 20255612 AMAQI
10th Jul 2025651 AMAQI
10th Jul 2025672 AMAQI
10th Jul 2025673 AMAQI
28°C25/31°C
10th Jul 2025694 AMAQI
10th Jul 2025745 AMAQI
10th Jul 2025746 AMAQI
10th Jul 2025737 AMAQI
10th Jul 2025748 AMAQI
10th Jul 2025369 AMAQI
10th Jul 20253910 AMAQI
10th Jul 20253811 AMAQI
10th Jul 20253712 PMAQI
10th Jul 2025441 PMAQI
10th Jul 2025452 PMAQI
10th Jul 2025543 PMAQI
10th Jul 2025464 PMAQI
10th Jul 2025585 PMAQI
10th Jul 2025326 PMAQI
10th Jul 2025347 PMAQI
10th Jul 2025588 PMAQI
10th Jul 2025599 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255812 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025682 AMAQI
11th Jul 2025683 AMAQI
27°C23/30°C
11th Jul 2025664 AMAQI
11th Jul 2025635 AMAQI
11th Jul 2025646 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025638 AMAQI
11th Jul 2025319 AMAQI
11th Jul 20251710 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025361 PMAQI
11th Jul 2025372 PMAQI
11th Jul 2025313 PMAQI
11th Jul 2025324 PMAQI
11th Jul 2025365 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025347 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025569 PMAQI
11th Jul 20255710 PMAQI
11th Jul 20255611 PMAQI
12th Jul 20255812 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025642 AMAQI
12th Jul 2025643 AMAQI
23°C22/25°C
12th Jul 2025624 AMAQI
12th Jul 2025595 AMAQI
12th Jul 2025586 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025598 AMAQI
12th Jul 2025469 AMAQI
12th Jul 20254410 AMAQI
12th Jul 20254211 AMAQI
12th Jul 20254912 PMAQI
12th Jul 2025511 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025523 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025515 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025468 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255310 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255212 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 2025597 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20254110 AMAQI
13th Jul 20254411 AMAQI
13th Jul 20253812 PMAQI
13th Jul 2025421 PMAQI
13th Jul 2025422 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025464 PMAQI
13th Jul 2025465 PMAQI
13th Jul 2025486 PMAQI
13th Jul 2025277 PMAQI
13th Jul 2025398 PMAQI
13th Jul 2025479 PMAQI
13th Jul 20255110 PMAQI
13th Jul 20255011 PMAQI
14th Jul 20254812 AMAQI
14th Jul 2025521 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
26°C23/28°C
14th Jul 2025574 AMAQI
14th Jul 2025565 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025309 AMAQI
14th Jul 20251910 AMAQI
14th Jul 20252011 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025272 PMAQI
14th Jul 2025283 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025306 PMAQI
14th Jul 2025307 PMAQI
14th Jul 2025348 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20254512 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025553 AMAQI
25°C24/28°C
15th Jul 2025544 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025537 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20252012 PMAQI
15th Jul 2025221 PMAQI
15th Jul 2025242 PMAQI
15th Jul 2025263 PMAQI
15th Jul 2025224 PMAQI
15th Jul 2025285 PMAQI
15th Jul 2025316 PMAQI
15th Jul 2025287 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025399 PMAQI
15th Jul 20254310 PMAQI
15th Jul 20254311 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025533 AMAQI
26°C25/28°C
16th Jul 2025524 AMAQI
16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025518 AMAQI
16th Jul 2025459 AMAQI
16th Jul 20253210 AMAQI
16th Jul 20252111 AMAQI
16th Jul 20251912 PMAQI
16th Jul 2025231 PMAQI
16th Jul 2025222 PMAQI
16th Jul 2025273 PMAQI
16th Jul 2025254 PMAQI
16th Jul 2025245 PMAQI
16th Jul 2025236 PMAQI
16th Jul 2025217 PMAQI
16th Jul 2025258 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20253710 PMAQI
16th Jul 20254011 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025511 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
26°C25/27°C
17th Jul 2025504 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025498 AMAQI
17th Jul 2025339 AMAQI
17th Jul 20252910 AMAQI
17th Jul 20252911 AMAQI
17th Jul 20252612 PMAQI
17th Jul 2025331 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025266 PMAQI
17th Jul 2025227 PMAQI
17th Jul 2025368 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254510 PMAQI
17th Jul 20254211 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025502 AMAQI
18th Jul 2025503 AMAQI
27°C25/29°C
18th Jul 2025504 AMAQI
18th Jul 2025475 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025477 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025329 AMAQI
18th Jul 20252510 AMAQI
18th Jul 20252111 AMAQI
18th Jul 20252312 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025312 PMAQI
18th Jul 2025333 PMAQI
18th Jul 2025274 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253612 AMAQI
19th Jul 2025431 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025483 AMAQI
27°C25/29°C
19th Jul 2025454 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025369 AMAQI
19th Jul 20253210 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025271 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025253 PMAQI
19th Jul 2025254 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025167 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253310 PMAQI
19th Jul 20253511 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
27°C24/29°C
20th Jul 2025444 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025409 AMAQI
20th Jul 20253510 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025212 PMAQI
20th Jul 2025193 PMAQI
20th Jul 2025194 PMAQI
20th Jul 2025185 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253411 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
27°C25/30°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025331 PMAQI
21st Jul 2025382 PMAQI
21st Jul 2025323 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025346 PMAQI
21st Jul 2025267 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025289 PMAQI
21st Jul 20253010 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20253012 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025383 AMAQI
28°C26/31°C
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025376 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025299 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253011 AMAQI
22nd Jul 20253412 PMAQI
22nd Jul 2025401 PMAQI
22nd Jul 2025402 PMAQI
22nd Jul 2025383 PMAQI
22nd Jul 2025354 PMAQI
22nd Jul 2025305 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025238 PMAQI
22nd Jul 2025289 PMAQI
22nd Jul 20252910 PMAQI
22nd Jul 20252811 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025331 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025373 AMAQI
28°C26/31°C
23rd Jul 2025374 AMAQI
23rd Jul 2025375 AMAQI
23rd Jul 2025376 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025299 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20253011 AMAQI
23rd Jul 20253312 PMAQI
23rd Jul 2025311 PMAQI
23rd Jul 2025302 PMAQI
23rd Jul 2025303 PMAQI
23rd Jul 2025294 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025326 PMAQI
23rd Jul 2025197 PMAQI
23rd Jul 2025268 PMAQI
23rd Jul 2025279 PMAQI
23rd Jul 20252710 PMAQI
23rd Jul 20252611 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
28°C26/31°C
24th Jul 2025364 AMAQI
24th Jul 2025345 AMAQI
24th Jul 2025346 AMAQI
24th Jul 2025357 AMAQI
24th Jul 2025358 AMAQI
24th Jul 2025449 AMAQI
24th Jul 20255610 AMAQI
24th Jul 20255611 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025651 PMAQI
24th Jul 2025582 PMAQI
24th Jul 2025483 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025265 PMAQI
24th Jul 2025206 PMAQI
24th Jul 2025197 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20253011 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025321 AMAQI
25th Jul 2025342 AMAQI
25th Jul 2025343 AMAQI
28°C25/32°C
25th Jul 2025364 AMAQI
25th Jul 2025395 AMAQI
25th Jul 2025396 AMAQI
25th Jul 2025397 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025329 AMAQI
25th Jul 20253610 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025183 PMAQI
25th Jul 2025264 PMAQI
25th Jul 2025185 PMAQI
25th Jul 2025186 PMAQI
25th Jul 2025177 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025279 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20252711 PMAQI
26th Jul 20252812 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025352 AMAQI
26th Jul 2025343 AMAQI
28°C26/31°C
26th Jul 2025344 AMAQI
26th Jul 2025345 AMAQI
26th Jul 2025346 AMAQI
26th Jul 2025347 AMAQI
26th Jul 2025338 AMAQI
26th Jul 2025259 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20253011 AMAQI
26th Jul 20253012 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025225 PMAQI
26th Jul 2025216 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252811 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025311 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025323 AMAQI
29°C26/32°C
27th Jul 2025324 AMAQI
27th Jul 2025315 AMAQI
27th Jul 2025316 AMAQI
27th Jul 2025317 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252510 AMAQI
27th Jul 20252511 AMAQI
27th Jul 20251912 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025245 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025312 AMAQI
28th Jul 2025313 AMAQI
28°C26/31°C
28th Jul 2025314 AMAQI
28th Jul 2025295 AMAQI
28th Jul 2025306 AMAQI
28th Jul 2025307 AMAQI
28th Jul 2025308 AMAQI
28th Jul 2025299 AMAQI
28th Jul 20254410 AMAQI
28th Jul 20254011 AMAQI
28th Jul 20255112 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025552 PMAQI
28th Jul 2025463 PMAQI
28th Jul 2025454 PMAQI
28th Jul 2025345 PMAQI
28th Jul 2025266 PMAQI
28th Jul 2025227 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025269 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252511 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025292 AMAQI
29th Jul 2025303 AMAQI
28°C26/31°C
29th Jul 2025314 AMAQI
29th Jul 2025345 AMAQI
29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025309 AMAQI
29th Jul 20253110 AMAQI
29th Jul 20253411 AMAQI
29th Jul 20253412 PMAQI
29th Jul 2025341 PMAQI
29th Jul 2025312 PMAQI
29th Jul 2025273 PMAQI
29th Jul 2025254 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025216 PMAQI
29th Jul 2025217 PMAQI
29th Jul 2025188 PMAQI
29th Jul 2025239 PMAQI
29th Jul 20252310 PMAQI
29th Jul 20252211 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025301 AMAQI
30th Jul 2025302 AMAQI
30th Jul 2025303 AMAQI
28°C25/33°C
30th Jul 2025314 AMAQI
30th Jul 2025325 AMAQI
30th Jul 2025316 AMAQI
30th Jul 2025317 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20252110 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025221 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025264 PMAQI
30th Jul 2025345 PMAQI
30th Jul 2025346 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025339 PMAQI
30th Jul 20253710 PMAQI
30th Jul 20253411 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025311 AMAQI
31st Jul 2025302 AMAQI
31st Jul 2025303 AMAQI
28°C25/33°C
31st Jul 2025304 AMAQI
31st Jul 2025295 AMAQI
31st Jul 2025296 AMAQI
31st Jul 2025297 AMAQI
31st Jul 2025298 AMAQI
31st Jul 2025299 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20253411 AMAQI
31st Jul 20253212 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025323 PMAQI
31st Jul 2025274 PMAQI
31st Jul 2025235 PMAQI
31st Jul 2025276 PMAQI
31st Jul 2025327 PMAQI
31st Jul 2025308 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025352 AMAQI
1st Aug 2025363 AMAQI
27°C24/31°C
1st Aug 2025344 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025376 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025388 AMAQI
1st Aug 2025309 AMAQI
1st Aug 20252910 AMAQI
1st Aug 20253811 AMAQI
1st Aug 20254012 PMAQI
1st Aug 2025301 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025313 PMAQI
1st Aug 2025384 PMAQI
1st Aug 2025295 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025279 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252411 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025321 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025363 AMAQI
27°C25/30°C
2nd Aug 2025364 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025366 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20253610 AMAQI
2nd Aug 20254711 AMAQI
2nd Aug 20254612 PMAQI
2nd Aug 2025461 PMAQI
2nd Aug 2025552 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025514 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025586 PMAQI
2nd Aug 2025577 PMAQI
2nd Aug 2025398 PMAQI
2nd Aug 2025359 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025373 AMAQI
28°C25/33°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025396 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20255211 AMAQI
3rd Aug 20256212 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025612 PMAQI
3rd Aug 2025473 PMAQI
3rd Aug 2025514 PMAQI
3rd Aug 2025455 PMAQI
3rd Aug 2025496 PMAQI
3rd Aug 2025437 PMAQI
3rd Aug 2025478 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254510 PMAQI
3rd Aug 20255011 PMAQI
4th Aug 20254312 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
29°C26/33°C
4th Aug 2025424 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025436 AMAQI
4th Aug 2025447 AMAQI
4th Aug 2025428 AMAQI
4th Aug 2025619 AMAQI
4th Aug 20257510 AMAQI
4th Aug 20258411 AMAQI
4th Aug 20258312 PMAQI
4th Aug 2025911 PMAQI
4th Aug 2025952 PMAQI
4th Aug 2025883 PMAQI
4th Aug 2025884 PMAQI
4th Aug 2025885 PMAQI
4th Aug 2025806 PMAQI
4th Aug 2025747 PMAQI
4th Aug 2025728 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255710 PMAQI
4th Aug 20255811 PMAQI
5th Aug 20255112 AMAQI
5th Aug 2025471 AMAQI
5th Aug 2025432 AMAQI
5th Aug 2025413 AMAQI
29°C27/32°C
5th Aug 2025504 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025526 AMAQI
5th Aug 2025517 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025589 AMAQI
5th Aug 20256210 AMAQI
5th Aug 20256211 AMAQI
5th Aug 20256212 PMAQI
5th Aug 2025581 PMAQI
5th Aug 2025532 PMAQI
5th Aug 2025583 PMAQI
5th Aug 2025584 PMAQI
5th Aug 2025605 PMAQI
5th Aug 2025566 PMAQI
5th Aug 2025567 PMAQI
5th Aug 2025568 PMAQI
5th Aug 2025549 PMAQI
5th Aug 20255410 PMAQI
5th Aug 20255211 PMAQI
6th Aug 20254412 AMAQI
6th Aug 2025501 AMAQI
--°C/°C
4 AM
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
45AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
4 PM - 6 PM
39AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 45), while the lowest AQI was between 4 PM to 6 PM (Avg. 39).
Night time
Avg. Highest Time
1 AM - 3 AM
45AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
35AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 3 AM (Avg. 45), while the lowest AQI was between 7 PM to 7 PM (Avg. 35).
2025 Days Vs Air Quality
Goichuonishi, Ichihara, Chiba, Japan
2025
90%
194
10%
22
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
194 DaysModerate
22 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 217 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
Goichuonishi, Ichihara, 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
35AQI
35AQI
3rd January 2025
25AQI
25AQI
4th January 2025
31AQI
31AQI
5th January 2025
39AQI
39AQI
6th January 2025
58AQI
58AQI
7th January 2025
32AQI
32AQI
8th January 2025
39AQI
39AQI
9th January 2025
30AQI
30AQI
10th January 2025
31AQI
31AQI
11th January 2025
28AQI
28AQI
12th January 2025
39AQI
39AQI
13th January 2025
28AQI
28AQI
14th January 2025
44AQI
44AQI
15th January 2025
37AQI
37AQI
16th January 2025
36AQI
36AQI
17th January 2025
31AQI
31AQI
18th January 2025
34AQI
34AQI
19th January 2025
57AQI
57AQI
20th January 2025
46AQI
46AQI
21st January 2025
46AQI
46AQI
22nd January 2025
42AQI
42AQI
23rd January 2025
58AQI
58AQI
24th January 2025
49AQI
49AQI
25th January 2025
48AQI
48AQI
26th January 2025
38AQI
38AQI
27th January 2025
39AQI
39AQI
28th January 2025
40AQI
40AQI
29th January 2025
32AQI
32AQI
30th January 2025
36AQI
36AQI
31st January 2025
30AQI
30AQI
1st February 2025
43AQI
43AQI
2nd February 2025
36AQI
36AQI
3rd February 2025
48AQI
48AQI
4th February 2025
32AQI
32AQI
5th February 2025
37AQI
37AQI
6th February 2025
30AQI
30AQI
7th February 2025
32AQI
32AQI
8th February 2025
30AQI
30AQI
9th February 2025
30AQI
30AQI
10th February 2025
30AQI
30AQI
11th February 2025
31AQI
31AQI
12th February 2025
33AQI
33AQI
13th February 2025
31AQI
31AQI
14th February 2025
30AQI
30AQI
15th February 2025
30AQI
30AQI
16th February 2025
40AQI
40AQI
17th February 2025
36AQI
36AQI
18th February 2025
33AQI
33AQI
19th February 2025
31AQI
31AQI
20th February 2025
30AQI
30AQI
21st February 2025
31AQI
31AQI
22nd February 2025
32AQI
32AQI
23rd February 2025
33AQI
33AQI
24th February 2025
33AQI
33AQI
25th February 2025
35AQI
35AQI
26th February 2025
35AQI
35AQI
27th February 2025
38AQI
38AQI
28th February 2025
61AQI
61AQI
1st March 2025
50AQI
50AQI
2nd March 2025
68AQI
68AQI
3rd March 2025
42AQI
42AQI
4th March 2025
43AQI
43AQI
5th March 2025
27AQI
27AQI
6th March 2025
36AQI
36AQI
7th March 2025
32AQI
32AQI
8th March 2025
35AQI
35AQI
9th March 2025
34AQI
34AQI
10th March 2025
36AQI
36AQI
11th March 2025
41AQI
41AQI
12th March 2025
48AQI
48AQI
13th March 2025
46AQI
46AQI
14th March 2025
43AQI
43AQI
15th March 2025
37AQI
37AQI
16th March 2025
29AQI
29AQI
17th March 2025
23AQI
23AQI
18th March 2025
26AQI
26AQI
19th March 2025
20AQI
20AQI
20th March 2025
24AQI
24AQI
21st March 2025
45AQI
45AQI
22nd March 2025
50AQI
50AQI
23rd March 2025
59AQI
59AQI
24th March 2025
55AQI
55AQI
25th March 2025
68AQI
68AQI
26th March 2025
83AQI
83AQI
27th March 2025
69AQI
69AQI
28th March 2025
50AQI
50AQI
29th March 2025
40AQI
40AQI
30th March 2025
46AQI
46AQI
31st March 2025
34AQI
34AQI
1st April 2025
33AQI
33AQI
2nd April 2025
23AQI
23AQI
3rd April 2025
22AQI
22AQI
4th April 2025
22AQI
22AQI
5th April 2025
23AQI
23AQI
6th April 2025
24AQI
24AQI
7th April 2025
32AQI
32AQI
8th April 2025
38AQI
38AQI
9th April 2025
26AQI
26AQI
10th April 2025
48AQI
48AQI
11th April 2025
40AQI
40AQI
12th April 2025
38AQI
38AQI
13th April 2025
30AQI
30AQI
14th April 2025
42AQI
42AQI
15th April 2025
33AQI
33AQI
16th April 2025
37AQI
37AQI
17th April 2025
48AQI
48AQI
18th April 2025
52AQI
52AQI
19th April 2025
63AQI
63AQI
20th April 2025
47AQI
47AQI
21st April 2025
44AQI
44AQI
22nd April 2025
42AQI
42AQI
23rd April 2025
29AQI
29AQI
24th April 2025
37AQI
37AQI
25th April 2025
38AQI
38AQI
26th April 2025
43AQI
43AQI
27th April 2025
47AQI
47AQI
28th April 2025
39AQI
39AQI
29th April 2025
39AQI
39AQI
30th April 2025
46AQI
46AQI
1st May 2025
42AQI
42AQI
2nd May 2025
28AQI
28AQI
3rd May 2025
35AQI
35AQI
4th May 2025
39AQI
39AQI
5th May 2025
37AQI
37AQI
6th May 2025
29AQI
29AQI
7th May 2025
25AQI
25AQI
8th May 2025
26AQI
26AQI
9th May 2025
28AQI
28AQI
10th May 2025
25AQI
25AQI
11th May 2025
32AQI
32AQI
12th May 2025
32AQI
32AQI
13th May 2025
34AQI
34AQI
14th May 2025
32AQI
32AQI
15th May 2025
39AQI
39AQI
16th May 2025
39AQI
39AQI
17th May 2025
28AQI
28AQI
18th May 2025
45AQI
45AQI
19th May 2025
43AQI
43AQI
20th May 2025
60AQI
60AQI
21st May 2025
39AQI
39AQI
22nd May 2025
40AQI
40AQI
23rd May 2025
40AQI
40AQI
24th May 2025
38AQI
38AQI
25th May 2025
31AQI
31AQI
26th May 2025
29AQI
29AQI
27th May 2025
27AQI
27AQI
28th May 2025
26AQI
26AQI
29th May 2025
27AQI
27AQI
30th May 2025
27AQI
27AQI
31st May 2025
17AQI
17AQI
1st June 2025
20AQI
20AQI
2nd June 2025
26AQI
26AQI
3rd June 2025
31AQI
31AQI
4th June 2025
35AQI
35AQI
5th June 2025
42AQI
42AQI
6th June 2025
47AQI
47AQI
7th June 2025
48AQI
48AQI
8th June 2025
53AQI
53AQI
9th June 2025
39AQI
39AQI
10th June 2025
32AQI
32AQI
11th June 2025
30AQI
30AQI
12th June 2025
39AQI
39AQI
13th June 2025
34AQI
34AQI
14th June 2025
33AQI
33AQI
15th June 2025
40AQI
40AQI
16th June 2025
40AQI
40AQI
17th June 2025
50AQI
50AQI
18th June 2025
45AQI
45AQI
19th June 2025
42AQI
42AQI
20th June 2025
34AQI
34AQI
21st June 2025
30AQI
30AQI
22nd June 2025
19AQI
19AQI
23rd June 2025
24AQI
24AQI
24th June 2025
22AQI
22AQI
25th June 2025
22AQI
22AQI
26th June 2025
24AQI
24AQI
27th June 2025
36AQI
36AQI
28th June 2025
32AQI
32AQI
29th June 2025
35AQI
35AQI
30th June 2025
39AQI
39AQI
1st July 2025
39AQI
39AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
41AQI
41AQI
4th July 2025
43AQI
43AQI
5th July 2025
53AQI
53AQI
6th July 2025
71AQI
71AQI
7th July 2025
77AQI
77AQI
8th July 2025
76AQI
76AQI
9th July 2025
71AQI
71AQI
10th July 2025
55AQI
55AQI
11th July 2025
48AQI
48AQI
12th July 2025
54AQI
54AQI
13th July 2025
50AQI
50AQI
14th July 2025
41AQI
41AQI
15th July 2025
38AQI
38AQI
16th July 2025
37AQI
37AQI
17th July 2025
40AQI
40AQI
18th July 2025
37AQI
37AQI
19th July 2025
34AQI
34AQI
20th July 2025
32AQI
32AQI
21st July 2025
34AQI
34AQI
22nd July 2025
32AQI
32AQI
23rd July 2025
31AQI
31AQI
24th July 2025
36AQI
36AQI
25th July 2025
29AQI
29AQI
26th July 2025
28AQI
28AQI
27th July 2025
26AQI
26AQI
28th July 2025
32AQI
32AQI
29th July 2025
27AQI
27AQI
30th July 2025
30AQI
30AQI
31st July 2025
30AQI
30AQI
1st August 2025
32AQI
32AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
45AQI
45AQI
4th August 2025
60AQI
60AQI
38AQI
35AQI
43AQI
38AQI
34AQI
35AQI
42AQI
45AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202538AQI
28
3
27
1
25
6
28
2
30
1
29
1
24
7
3
1
194
22
Highest AQI recorded in
August45AQI
Lowest AQI recorded in
May34AQI
202439AQI
25
6
28
1
25
6
21
9
26
5
27
3
13
18
28
3
26
4
30
1
27
3
30
1
306
60
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
August32AQI
202340AQI
23
8
26
2
24
7
24
6
27
4
18
12
21
10
31
29
1
28
3
20
9
19
12
290
74
Highest AQI recorded in
December47AQI
Lowest AQI recorded in
August27AQI
202246AQI
27
4
17
4
18
13
12
5
22
9
19
11
12
9
1
1
20
9
22
9
23
7
24
7
217
87
1
Highest AQI recorded in
August88AQI
Lowest AQI recorded in
January41AQI
202143AQI
20
10
22
6
26
4
1
26
4
20
11
24
6
19
12
21
10
25
5
26
5
21
9
21
10
271
92
1
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
April38AQI
202040AQI
11
2
20
1
16
2
23
7
29
2
21
9
1
16
3
27
4
19
11
21
10
203
51
1
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
May34AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
46AQILeast Polluted Year Recorded
2025(Avg.)
38AQIGoichuonishi's annual 2025 AQI (38) shows an average percentage change of -8.4% (improved AQI) compared to previous years: 2020 (40), 2021 (43), 2022 (46), 2023 (40), 2024 (39).
