Suehiro, Ichikawa, 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
Suehiro, Ichikawa, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
26th Aug 2021
69AQILowest AQI recorded on
8th Aug 2021
13AQISame 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: 5th Aug - 6th Aug 2025
Suehiro, Ichikawa, 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
11AM5th Aug
58AQI
Avg. Lowest Time
9PM5th Aug
45AQI
In the last 24 hours,
Suehiro's AQI reached its highest point of 58 at 11 AM during the Night, while the lowest point, 45, was recorded at 9 PM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Suehiro, Ichikawa, 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 2025484 AMAQI
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 20251009 AMAQI
7th Jul 202511710 AMAQI
7th Jul 202511811 AMAQI
7th Jul 202512012 PMAQI
7th Jul 2025921 PMAQI
7th Jul 2025842 PMAQI
7th Jul 2025863 PMAQI
7th Jul 2025894 PMAQI
7th Jul 2025885 PMAQI
7th Jul 2025966 PMAQI
7th Jul 20251007 PMAQI
7th Jul 2025968 PMAQI
7th Jul 2025699 PMAQI
7th Jul 20257010 PMAQI
7th Jul 20257011 PMAQI
8th Jul 20256812 AMAQI
8th Jul 2025621 AMAQI
8th Jul 2025562 AMAQI
8th Jul 2025563 AMAQI
29°C27/33°C
8th Jul 2025574 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 20251059 AMAQI
8th Jul 202511410 AMAQI
8th Jul 202511211 AMAQI
8th Jul 202510212 PMAQI
8th Jul 2025871 PMAQI
8th Jul 2025822 PMAQI
8th Jul 2025833 PMAQI
8th Jul 2025834 PMAQI
8th Jul 2025805 PMAQI
8th Jul 2025816 PMAQI
8th Jul 2025837 PMAQI
8th Jul 2025828 PMAQI
8th Jul 2025759 PMAQI
8th Jul 20257610 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20257712 AMAQI
9th Jul 2025711 AMAQI
9th Jul 2025652 AMAQI
9th Jul 2025653 AMAQI
29°C27/32°C
9th Jul 2025664 AMAQI
9th Jul 2025725 AMAQI
9th Jul 2025716 AMAQI
9th Jul 2025727 AMAQI
9th Jul 2025728 AMAQI
9th Jul 2025779 AMAQI
9th Jul 20258110 AMAQI
9th Jul 20258811 AMAQI
9th Jul 20259012 PMAQI
9th Jul 2025881 PMAQI
9th Jul 2025902 PMAQI
9th Jul 20251023 PMAQI
9th Jul 20251024 PMAQI
9th Jul 2025945 PMAQI
9th Jul 2025746 PMAQI
9th Jul 2025597 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256510 PMAQI
9th Jul 20256411 PMAQI
10th Jul 20256512 AMAQI
10th Jul 2025681 AMAQI
10th Jul 2025722 AMAQI
10th Jul 2025713 AMAQI
29°C26/32°C
10th Jul 2025734 AMAQI
10th Jul 2025765 AMAQI
10th Jul 2025766 AMAQI
10th Jul 2025767 AMAQI
10th Jul 2025768 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20253210 AMAQI
10th Jul 20253411 AMAQI
10th Jul 20253512 PMAQI
10th Jul 2025491 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025474 PMAQI
10th Jul 2025505 PMAQI
10th Jul 2025546 PMAQI
10th Jul 2025567 PMAQI
10th Jul 2025568 PMAQI
10th Jul 2025639 PMAQI
10th Jul 20256110 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256312 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
28°C23/32°C
11th Jul 2025694 AMAQI
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025667 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20251912 PMAQI
11th Jul 2025391 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025413 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025609 PMAQI
11th Jul 20256010 PMAQI
11th Jul 20256111 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
24°C22/26°C
12th Jul 2025644 AMAQI
12th Jul 2025635 AMAQI
12th Jul 2025626 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025628 AMAQI
12th Jul 2025419 AMAQI
12th Jul 20253310 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20253412 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025472 PMAQI
12th Jul 2025453 PMAQI
12th Jul 2025464 PMAQI
12th Jul 2025495 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025498 PMAQI
12th Jul 2025589 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025611 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
24°C21/28°C
13th Jul 2025614 AMAQI
13th Jul 2025605 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025618 AMAQI
13th Jul 2025439 AMAQI
13th Jul 20253210 AMAQI
13th Jul 20254011 AMAQI
13th Jul 20254912 PMAQI
13th Jul 2025511 PMAQI
13th Jul 2025472 PMAQI
13th Jul 2025473 PMAQI
13th Jul 2025504 PMAQI
13th Jul 2025495 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025367 PMAQI
13th Jul 2025418 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
26°C24/29°C
14th Jul 2025584 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025339 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251811 AMAQI
14th Jul 20252012 PMAQI
14th Jul 2025341 PMAQI
14th Jul 2025312 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025344 PMAQI
14th Jul 2025365 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025367 PMAQI
14th Jul 2025378 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255211 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025553 AMAQI
26°C24/29°C
15th Jul 2025554 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025309 AMAQI
15th Jul 20251910 AMAQI
15th Jul 20252011 AMAQI
15th Jul 20252212 PMAQI
15th Jul 2025311 PMAQI
15th Jul 2025282 PMAQI
15th Jul 2025303 PMAQI
15th Jul 2025314 PMAQI
15th Jul 2025325 PMAQI
15th Jul 2025336 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254610 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20255012 AMAQI
16th Jul 2025521 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI
27°C26/28°C
16th Jul 2025524 AMAQI
16th Jul 2025495 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025459 AMAQI
16th Jul 20253610 AMAQI
16th Jul 20252711 AMAQI
16th Jul 20252512 PMAQI
16th Jul 2025301 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025323 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025305 PMAQI
16th Jul 2025316 PMAQI
16th Jul 2025347 PMAQI
16th Jul 2025318 PMAQI
16th Jul 2025459 PMAQI
16th Jul 20254410 PMAQI
16th Jul 20254711 PMAQI
17th Jul 20254712 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025513 AMAQI
27°C26/28°C
17th Jul 2025514 AMAQI
17th Jul 2025495 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025299 AMAQI
17th Jul 20252710 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20252612 PMAQI
17th Jul 2025361 PMAQI
17th Jul 2025372 PMAQI
17th Jul 2025383 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025375 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025398 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254412 AMAQI
18th Jul 2025461 AMAQI
18th Jul 2025492 AMAQI
18th Jul 2025483 AMAQI
27°C26/30°C
18th Jul 2025484 AMAQI
18th Jul 2025465 AMAQI
18th Jul 2025486 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252410 AMAQI
18th Jul 20252711 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025322 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025264 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025296 PMAQI
18th Jul 2025307 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025429 PMAQI
18th Jul 20254210 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254212 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI
27°C25/30°C
19th Jul 2025464 AMAQI
19th Jul 2025445 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025259 AMAQI
19th Jul 20251910 AMAQI
19th Jul 20251811 AMAQI
19th Jul 20252112 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025232 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025348 PMAQI
19th Jul 2025409 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20253911 PMAQI
20th Jul 20253912 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
28°C25/30°C
20th Jul 2025434 AMAQI
20th Jul 2025425 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20252010 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025251 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025263 PMAQI
20th Jul 2025244 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025256 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025298 PMAQI
20th Jul 2025369 PMAQI
20th Jul 20253610 PMAQI
20th Jul 20253611 PMAQI
21st Jul 20253712 AMAQI
21st Jul 2025391 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025413 AMAQI
28°C26/31°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025289 AMAQI
21st Jul 20252410 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025321 PMAQI
21st Jul 2025322 PMAQI
21st Jul 2025323 PMAQI
21st Jul 2025324 PMAQI
21st Jul 2025315 PMAQI
21st Jul 2025306 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025338 PMAQI
21st Jul 2025359 PMAQI
21st Jul 20253410 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253412 AMAQI
22nd Jul 2025371 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
29°C27/32°C
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025377 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252710 AMAQI
22nd Jul 20252511 AMAQI
22nd Jul 20252812 PMAQI
22nd Jul 2025321 PMAQI
22nd Jul 2025322 PMAQI
22nd Jul 2025323 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025295 PMAQI
22nd Jul 2025266 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025288 PMAQI
22nd Jul 2025319 PMAQI
22nd Jul 20253210 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025331 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025363 AMAQI
29°C27/31°C
23rd Jul 2025364 AMAQI
23rd Jul 2025355 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025357 AMAQI
23rd Jul 2025348 AMAQI
23rd Jul 2025259 AMAQI
23rd Jul 20252710 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025371 PMAQI
23rd Jul 2025412 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025304 PMAQI
23rd Jul 2025295 PMAQI
23rd Jul 2025276 PMAQI
23rd Jul 2025277 PMAQI
23rd Jul 2025278 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253011 PMAQI
24th Jul 20253012 AMAQI
24th Jul 2025331 AMAQI
24th Jul 2025352 AMAQI
24th Jul 2025343 AMAQI
29°C26/31°C
24th Jul 2025354 AMAQI
24th Jul 2025355 AMAQI
24th Jul 2025366 AMAQI
24th Jul 2025357 AMAQI
24th Jul 2025358 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253610 AMAQI
24th Jul 20253911 AMAQI
24th Jul 20253912 PMAQI
24th Jul 2025491 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025473 PMAQI
24th Jul 2025334 PMAQI
24th Jul 2025275 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025248 PMAQI
24th Jul 2025309 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20252911 PMAQI
25th Jul 20252912 AMAQI
25th Jul 2025311 AMAQI
25th Jul 2025332 AMAQI
25th Jul 2025323 AMAQI
29°C26/33°C
25th Jul 2025344 AMAQI
25th Jul 2025365 AMAQI
25th Jul 2025366 AMAQI
25th Jul 2025367 AMAQI
25th Jul 2025358 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253711 AMAQI
25th Jul 20253412 PMAQI
25th Jul 2025291 PMAQI
25th Jul 2025282 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025235 PMAQI
25th Jul 2025236 PMAQI
25th Jul 2025207 PMAQI
25th Jul 2025238 PMAQI
25th Jul 2025299 PMAQI
25th Jul 20252810 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252812 AMAQI
26th Jul 2025301 AMAQI
26th Jul 2025332 AMAQI
26th Jul 2025333 AMAQI
29°C27/32°C
26th Jul 2025334 AMAQI
26th Jul 2025365 AMAQI
26th Jul 2025356 AMAQI
26th Jul 2025347 AMAQI
26th Jul 2025338 AMAQI
26th Jul 2025259 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252211 AMAQI
26th Jul 20252612 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025242 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025246 PMAQI
26th Jul 2025247 PMAQI
26th Jul 2025258 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252910 PMAQI
26th Jul 20252811 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025291 AMAQI
27th Jul 2025322 AMAQI
27th Jul 2025313 AMAQI
29°C28/32°C
27th Jul 2025324 AMAQI
27th Jul 2025315 AMAQI
27th Jul 2025316 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20251810 AMAQI
27th Jul 20252111 AMAQI
27th Jul 20252212 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025248 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252810 PMAQI
27th Jul 20252711 PMAQI
28th Jul 20252612 AMAQI
28th Jul 2025281 AMAQI
28th Jul 2025312 AMAQI
28th Jul 2025313 AMAQI
29°C27/32°C
28th Jul 2025314 AMAQI
28th Jul 2025305 AMAQI
28th Jul 2025306 AMAQI
28th Jul 2025307 AMAQI
28th Jul 2025308 AMAQI
28th Jul 2025309 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20253211 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025411 PMAQI
28th Jul 2025502 PMAQI
28th Jul 2025503 PMAQI
28th Jul 2025414 PMAQI
28th Jul 2025345 PMAQI
28th Jul 2025296 PMAQI
28th Jul 2025277 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252711 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025302 AMAQI
29th Jul 2025303 AMAQI
29°C27/33°C
29th Jul 2025314 AMAQI
29th Jul 2025345 AMAQI
29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025239 AMAQI
29th Jul 20252610 AMAQI
29th Jul 20253211 AMAQI
29th Jul 20253912 PMAQI
29th Jul 2025381 PMAQI
29th Jul 2025402 PMAQI
29th Jul 2025383 PMAQI
29th Jul 2025354 PMAQI
29th Jul 2025325 PMAQI
29th Jul 2025256 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025228 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025312 AMAQI
30th Jul 2025313 AMAQI
30°C26/35°C
30th Jul 2025324 AMAQI
30th Jul 2025325 AMAQI
30th Jul 2025326 AMAQI
30th Jul 2025327 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025219 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20252011 AMAQI
30th Jul 20252012 PMAQI
30th Jul 2025221 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025244 PMAQI
30th Jul 2025245 PMAQI
30th Jul 2025256 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025358 PMAQI
30th Jul 2025319 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253112 AMAQI
31st Jul 2025321 AMAQI
31st Jul 2025292 AMAQI
31st Jul 2025293 AMAQI
29°C26/34°C
31st Jul 2025294 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 20252812 PMAQI
31st Jul 2025231 PMAQI
31st Jul 2025242 PMAQI
31st Jul 2025223 PMAQI
31st Jul 2025184 PMAQI
31st Jul 2025185 PMAQI
31st Jul 2025186 PMAQI
31st Jul 2025177 PMAQI
31st Jul 2025258 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025352 AMAQI
1st Aug 2025363 AMAQI
28°C25/32°C
1st Aug 2025364 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025396 AMAQI
1st Aug 2025387 AMAQI
1st Aug 2025398 AMAQI
1st Aug 2025299 AMAQI
1st Aug 20252910 AMAQI
1st Aug 20253411 AMAQI
1st Aug 20253812 PMAQI
1st Aug 2025301 PMAQI
1st Aug 2025352 PMAQI
1st Aug 2025303 PMAQI
1st Aug 2025434 PMAQI
1st Aug 2025295 PMAQI
1st Aug 2025346 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025289 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252511 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025281 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025373 AMAQI
28°C25/31°C
2nd Aug 2025384 AMAQI
2nd Aug 2025395 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025289 AMAQI
2nd Aug 20252810 AMAQI
2nd Aug 20253411 AMAQI
2nd Aug 20253912 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025523 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025455 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025497 PMAQI
2nd Aug 2025398 PMAQI
2nd Aug 2025349 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
29°C26/33°C
3rd Aug 2025394 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025449 AMAQI
3rd Aug 20255210 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20256012 PMAQI
3rd Aug 2025491 PMAQI
3rd Aug 2025542 PMAQI
3rd Aug 2025473 PMAQI
3rd Aug 2025434 PMAQI
3rd Aug 2025445 PMAQI
3rd Aug 2025426 PMAQI
3rd Aug 2025357 PMAQI
3rd Aug 2025438 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254310 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20254112 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
30°C27/35°C
4th Aug 2025414 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025629 AMAQI
4th Aug 20257210 AMAQI
4th Aug 20258211 AMAQI
4th Aug 20258412 PMAQI
4th Aug 2025891 PMAQI
4th Aug 2025922 PMAQI
4th Aug 2025873 PMAQI
4th Aug 2025864 PMAQI
4th Aug 2025865 PMAQI
4th Aug 2025806 PMAQI
4th Aug 2025767 PMAQI
4th Aug 2025678 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20255012 AMAQI
5th Aug 2025441 AMAQI
5th Aug 2025402 AMAQI
5th Aug 2025403 AMAQI
30°C28/33°C
5th Aug 2025504 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025526 AMAQI
5th Aug 2025517 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025559 AMAQI
5th Aug 20255710 AMAQI
5th Aug 20255811 AMAQI
5th Aug 20255812 PMAQI
5th Aug 2025571 PMAQI
5th Aug 2025492 PMAQI
5th Aug 2025533 PMAQI
5th Aug 2025574 PMAQI
5th Aug 2025505 PMAQI
5th Aug 2025506 PMAQI
5th Aug 2025467 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025459 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254811 PMAQI
6th Aug 20254712 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025492 AMAQI
6th Aug 2025483 AMAQI
--°C/°C
6th Aug 2025524 AMAQI
4 AM6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
11 AM
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
10 AM
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 10 AM to 10 AM (Avg. 37).
Night time
Avg. Highest Time
12 AM - 3 AM
44AQI
4 hours / Day
120 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 12 AM to 3 AM (Avg. 44), while the lowest AQI was between 7 PM to 7 PM (Avg. 38).
2025 Days Vs Air Quality
Suehiro, Ichikawa, Chiba, Japan
2025
88%
192
12%
25
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
192 DaysModerate
25 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Suehiro, Ichikawa, 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
32AQI
32AQI
2nd January 2025
32AQI
32AQI
3rd January 2025
25AQI
25AQI
4th January 2025
29AQI
29AQI
5th January 2025
36AQI
36AQI
6th January 2025
49AQI
49AQI
7th January 2025
32AQI
32AQI
8th January 2025
33AQI
33AQI
9th January 2025
28AQI
28AQI
10th January 2025
28AQI
28AQI
11th January 2025
29AQI
29AQI
12th January 2025
37AQI
37AQI
13th January 2025
30AQI
30AQI
14th January 2025
43AQI
43AQI
15th January 2025
38AQI
38AQI
16th January 2025
33AQI
33AQI
17th January 2025
32AQI
32AQI
18th January 2025
31AQI
31AQI
19th January 2025
50AQI
50AQI
20th January 2025
42AQI
42AQI
21st January 2025
42AQI
42AQI
22nd January 2025
40AQI
40AQI
23rd January 2025
53AQI
53AQI
24th January 2025
48AQI
48AQI
25th January 2025
42AQI
42AQI
26th January 2025
36AQI
36AQI
27th January 2025
39AQI
39AQI
28th January 2025
41AQI
41AQI
29th January 2025
32AQI
32AQI
30th January 2025
34AQI
34AQI
31st January 2025
28AQI
28AQI
1st February 2025
39AQI
39AQI
2nd February 2025
32AQI
32AQI
3rd February 2025
40AQI
40AQI
4th February 2025
32AQI
32AQI
5th February 2025
32AQI
32AQI
6th February 2025
27AQI
27AQI
7th February 2025
30AQI
30AQI
8th February 2025
29AQI
29AQI
9th February 2025
29AQI
29AQI
10th February 2025
27AQI
27AQI
11th February 2025
30AQI
30AQI
12th February 2025
33AQI
33AQI
13th February 2025
32AQI
32AQI
14th February 2025
29AQI
29AQI
15th February 2025
30AQI
30AQI
16th February 2025
38AQI
38AQI
17th February 2025
35AQI
35AQI
18th February 2025
31AQI
31AQI
19th February 2025
29AQI
29AQI
20th February 2025
28AQI
28AQI
21st February 2025
29AQI
29AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
31AQI
31AQI
24th February 2025
33AQI
33AQI
25th February 2025
33AQI
33AQI
26th February 2025
37AQI
37AQI
27th February 2025
39AQI
39AQI
28th February 2025
55AQI
55AQI
1st March 2025
51AQI
51AQI
2nd March 2025
61AQI
61AQI
3rd March 2025
41AQI
41AQI
4th March 2025
39AQI
39AQI
5th March 2025
25AQI
25AQI
6th March 2025
33AQI
33AQI
7th March 2025
31AQI
31AQI
8th March 2025
34AQI
34AQI
9th March 2025
34AQI
34AQI
10th March 2025
34AQI
34AQI
11th March 2025
44AQI
44AQI
12th March 2025
49AQI
49AQI
13th March 2025
42AQI
42AQI
14th March 2025
39AQI
39AQI
15th March 2025
36AQI
36AQI
16th March 2025
25AQI
25AQI
17th March 2025
21AQI
21AQI
18th March 2025
25AQI
25AQI
19th March 2025
17AQI
17AQI
20th March 2025
24AQI
24AQI
21st March 2025
41AQI
41AQI
22nd March 2025
50AQI
50AQI
23rd March 2025
56AQI
56AQI
24th March 2025
53AQI
53AQI
25th March 2025
66AQI
66AQI
26th March 2025
78AQI
78AQI
27th March 2025
70AQI
70AQI
28th March 2025
51AQI
51AQI
29th March 2025
38AQI
38AQI
30th March 2025
41AQI
41AQI
31st March 2025
31AQI
31AQI
1st April 2025
29AQI
29AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
20AQI
20AQI
4th April 2025
20AQI
20AQI
5th April 2025
26AQI
26AQI
6th April 2025
25AQI
25AQI
7th April 2025
30AQI
30AQI
8th April 2025
39AQI
39AQI
9th April 2025
28AQI
28AQI
10th April 2025
46AQI
46AQI
11th April 2025
41AQI
41AQI
12th April 2025
38AQI
38AQI
13th April 2025
27AQI
27AQI
14th April 2025
39AQI
39AQI
15th April 2025
32AQI
32AQI
16th April 2025
32AQI
32AQI
17th April 2025
47AQI
47AQI
18th April 2025
52AQI
52AQI
19th April 2025
62AQI
62AQI
20th April 2025
51AQI
51AQI
21st April 2025
45AQI
45AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
30AQI
30AQI
24th April 2025
43AQI
43AQI
25th April 2025
37AQI
37AQI
26th April 2025
47AQI
47AQI
27th April 2025
49AQI
49AQI
28th April 2025
44AQI
44AQI
29th April 2025
36AQI
36AQI
30th April 2025
46AQI
46AQI
1st May 2025
40AQI
40AQI
2nd May 2025
31AQI
31AQI
3rd May 2025
32AQI
32AQI
4th May 2025
38AQI
38AQI
5th May 2025
35AQI
35AQI
6th May 2025
28AQI
28AQI
7th May 2025
25AQI
25AQI
8th May 2025
29AQI
29AQI
9th May 2025
29AQI
29AQI
10th May 2025
23AQI
23AQI
11th May 2025
28AQI
28AQI
12th May 2025
26AQI
26AQI
13th May 2025
36AQI
36AQI
14th May 2025
34AQI
34AQI
15th May 2025
38AQI
38AQI
16th May 2025
41AQI
41AQI
17th May 2025
30AQI
30AQI
18th May 2025
45AQI
45AQI
19th May 2025
43AQI
43AQI
20th May 2025
61AQI
61AQI
21st May 2025
44AQI
44AQI
22nd May 2025
39AQI
39AQI
23rd May 2025
40AQI
40AQI
24th May 2025
38AQI
38AQI
25th May 2025
31AQI
31AQI
26th May 2025
27AQI
27AQI
27th May 2025
23AQI
23AQI
28th May 2025
23AQI
23AQI
29th May 2025
27AQI
27AQI
30th May 2025
25AQI
25AQI
31st May 2025
17AQI
17AQI
1st June 2025
22AQI
22AQI
2nd June 2025
30AQI
30AQI
3rd June 2025
35AQI
35AQI
4th June 2025
33AQI
33AQI
5th June 2025
40AQI
40AQI
6th June 2025
47AQI
47AQI
7th June 2025
48AQI
48AQI
8th June 2025
56AQI
56AQI
9th June 2025
40AQI
40AQI
10th June 2025
31AQI
31AQI
11th June 2025
27AQI
27AQI
12th June 2025
35AQI
35AQI
13th June 2025
35AQI
35AQI
14th June 2025
31AQI
31AQI
15th June 2025
34AQI
34AQI
16th June 2025
40AQI
40AQI
17th June 2025
51AQI
51AQI
18th June 2025
48AQI
48AQI
19th June 2025
47AQI
47AQI
20th June 2025
42AQI
42AQI
21st June 2025
34AQI
34AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
24AQI
24AQI
24th June 2025
23AQI
23AQI
25th June 2025
21AQI
21AQI
26th June 2025
21AQI
21AQI
27th June 2025
28AQI
28AQI
28th June 2025
28AQI
28AQI
29th June 2025
31AQI
31AQI
30th June 2025
34AQI
34AQI
1st July 2025
34AQI
34AQI
2nd July 2025
39AQI
39AQI
3rd July 2025
39AQI
39AQI
4th July 2025
40AQI
40AQI
5th July 2025
47AQI
47AQI
6th July 2025
60AQI
60AQI
7th July 2025
74AQI
74AQI
8th July 2025
76AQI
76AQI
9th July 2025
75AQI
75AQI
10th July 2025
60AQI
60AQI
11th July 2025
54AQI
54AQI
12th July 2025
55AQI
55AQI
13th July 2025
53AQI
53AQI
14th July 2025
46AQI
46AQI
15th July 2025
43AQI
43AQI
16th July 2025
42AQI
42AQI
17th July 2025
43AQI
43AQI
18th July 2025
39AQI
39AQI
19th July 2025
36AQI
36AQI
20th July 2025
34AQI
34AQI
21st July 2025
34AQI
34AQI
22nd July 2025
32AQI
32AQI
23rd July 2025
32AQI
32AQI
24th July 2025
33AQI
33AQI
25th July 2025
29AQI
29AQI
26th July 2025
28AQI
28AQI
27th July 2025
27AQI
27AQI
28th July 2025
31AQI
31AQI
29th July 2025
29AQI
29AQI
30th July 2025
27AQI
27AQI
31st July 2025
26AQI
26AQI
1st August 2025
32AQI
32AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
42AQI
42AQI
4th August 2025
58AQI
58AQI
5th August 2025
50AQI
50AQI
36AQI
33AQI
41AQI
38AQI
33AQI
35AQI
42AQI
44AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
30
1
27
1
23
8
27
3
30
1
28
2
23
8
4
1
192
25
Highest AQI recorded in
August44AQI
Lowest AQI recorded in
February33AQI
202436AQI
27
4
25
2
25
6
22
8
27
4
28
2
22
9
30
1
29
1
30
1
27
3
30
1
322
42
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
September27AQI
202336AQI
25
6
24
4
27
4
24
6
28
3
26
4
28
3
30
1
30
31
21
6
22
7
316
44
Highest AQI recorded in
April43AQI
Lowest AQI recorded in
August24AQI
202236AQI
26
2
18
3
26
5
25
4
26
5
27
3
21
1
28
28
3
25
5
30
1
281
31
Highest AQI recorded in
March40AQI
Lowest AQI recorded in
August19AQI
202133AQI
23
8
25
3
29
2
21
1
27
3
27
3
29
2
29
2
30
28
1
27
3
21
10
316
38
Highest AQI recorded in
December42AQI
Lowest AQI recorded in
April27AQI
202030AQI
11
2
20
1
18
26
4
31
25
6
19
29
2
22
8
22
9
223
32
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
September21AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2020(Avg.)
30AQISuehiro's annual 2025 AQI (37) shows an average percentage change of 9.03% (worsened AQI) compared to previous years: 2020 (30), 2021 (33), 2022 (36), 2023 (36), 2024 (36).
