Hanamigawa, Yachiyo, 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
Hanamigawa, Yachiyo, Chiba, Japan
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Aug 2021
138AQILowest AQI recorded on
7th Aug 2021
16AQISame Day Analysis (5th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Hanamigawa, Yachiyo, Chiba, Japan
AQI
Day
Night
.
4 AM6th Aug 2025
6 PM
3 AM7th Aug 2025
Day time
Avg. Highest Time
5PM6th Aug
59AQI
Avg. Lowest Time
10AM6th Aug
40AQI
Night time
Avg. Highest Time
7PM6th Aug
60AQI
Avg. Lowest Time
12AM7th Aug
46AQI
In the last 24 hours,
Hanamigawa's AQI reached its highest point of 60 at 7 PM during the Night, while the lowest point, 40, was recorded at 10 AM during the Day between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hanamigawa, Yachiyo, Chiba, Japan
JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
8th Jul 2025574 AMAQI
8th Jul 2025635 AMAQI
8th Jul 2025636 AMAQI
8th Jul 2025637 AMAQI
8th Jul 2025638 AMAQI
8th Jul 2025969 AMAQI
8th Jul 202510410 AMAQI
8th Jul 202510011 AMAQI
8th Jul 20259312 PMAQI
8th Jul 2025871 PMAQI
8th Jul 2025842 PMAQI
8th Jul 2025863 PMAQI
8th Jul 2025894 PMAQI
8th Jul 2025875 PMAQI
8th Jul 2025866 PMAQI
8th Jul 2025867 PMAQI
8th Jul 2025868 PMAQI
8th Jul 2025769 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20257712 AMAQI
9th Jul 2025641 AMAQI
9th Jul 2025632 AMAQI
9th Jul 2025633 AMAQI
29°C26/33°C
9th Jul 2025654 AMAQI
9th Jul 2025705 AMAQI
9th Jul 2025706 AMAQI
9th Jul 2025707 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025809 AMAQI
9th Jul 20259110 AMAQI
9th Jul 20259811 AMAQI
9th Jul 202510012 PMAQI
9th Jul 2025981 PMAQI
9th Jul 2025982 PMAQI
9th Jul 20251173 PMAQI
9th Jul 20251084 PMAQI
9th Jul 2025785 PMAQI
9th Jul 2025606 PMAQI
9th Jul 2025557 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025599 PMAQI
9th Jul 20255910 PMAQI
9th Jul 20255911 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025671 AMAQI
10th Jul 2025682 AMAQI
10th Jul 2025683 AMAQI
29°C26/32°C
10th Jul 2025704 AMAQI
10th Jul 2025755 AMAQI
10th Jul 2025746 AMAQI
10th Jul 2025757 AMAQI
10th Jul 2025758 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20253010 AMAQI
10th Jul 20253211 AMAQI
10th Jul 20253712 PMAQI
10th Jul 2025411 PMAQI
10th Jul 2025412 PMAQI
10th Jul 2025463 PMAQI
10th Jul 2025454 PMAQI
10th Jul 2025465 PMAQI
10th Jul 2025506 PMAQI
10th Jul 2025477 PMAQI
10th Jul 2025518 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20256010 PMAQI
10th Jul 20255911 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025692 AMAQI
11th Jul 2025683 AMAQI
27°C22/32°C
11th Jul 2025684 AMAQI
11th Jul 2025645 AMAQI
11th Jul 2025646 AMAQI
11th Jul 2025647 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20251710 AMAQI
11th Jul 20251811 AMAQI
11th Jul 20252012 PMAQI
11th Jul 2025351 PMAQI
11th Jul 2025362 PMAQI
11th Jul 2025363 PMAQI
11th Jul 2025334 PMAQI
11th Jul 2025355 PMAQI
11th Jul 2025366 PMAQI
11th Jul 2025387 PMAQI
11th Jul 2025448 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255810 PMAQI
11th Jul 20255811 PMAQI
12th Jul 20256012 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
23°C22/26°C
12th Jul 2025634 AMAQI
12th Jul 2025605 AMAQI
12th Jul 2025606 AMAQI
12th Jul 2025607 AMAQI
12th Jul 2025608 AMAQI
12th Jul 2025439 AMAQI
12th Jul 20253810 AMAQI
12th Jul 20253911 AMAQI
12th Jul 20254012 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025472 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025354 PMAQI
12th Jul 2025405 PMAQI
12th Jul 2025386 PMAQI
12th Jul 2025377 PMAQI
12th Jul 2025408 PMAQI
12th Jul 2025559 PMAQI
12th Jul 20255510 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255512 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
24°C21/28°C
13th Jul 2025604 AMAQI
13th Jul 2025585 AMAQI
13th Jul 2025586 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025449 AMAQI
13th Jul 20253410 AMAQI
13th Jul 20253711 AMAQI
13th Jul 20254112 PMAQI
13th Jul 2025421 PMAQI
13th Jul 2025402 PMAQI
13th Jul 2025383 PMAQI
13th Jul 2025374 PMAQI
13th Jul 2025325 PMAQI
13th Jul 2025316 PMAQI
13th Jul 2025327 PMAQI
13th Jul 2025368 PMAQI
13th Jul 2025529 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255211 PMAQI
14th Jul 20255212 AMAQI
14th Jul 2025551 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025583 AMAQI
26°C23/29°C
14th Jul 2025584 AMAQI
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251810 AMAQI
14th Jul 20251711 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025241 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025273 PMAQI
14th Jul 2025294 PMAQI
14th Jul 2025265 PMAQI
14th Jul 2025286 PMAQI
14th Jul 2025297 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025499 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025553 AMAQI
26°C24/29°C
15th Jul 2025554 AMAQI
15th Jul 2025535 AMAQI
15th Jul 2025536 AMAQI
15th Jul 2025537 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252210 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025231 PMAQI
15th Jul 2025242 PMAQI
15th Jul 2025253 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025305 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025317 PMAQI
15th Jul 2025308 PMAQI
15th Jul 2025459 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254511 PMAQI
16th Jul 20254912 AMAQI
16th Jul 2025521 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 2025449 AMAQI
16th Jul 20253410 AMAQI
16th Jul 20252411 AMAQI
16th Jul 20252012 PMAQI
16th Jul 2025231 PMAQI
16th Jul 2025272 PMAQI
16th Jul 2025263 PMAQI
16th Jul 2025284 PMAQI
16th Jul 2025265 PMAQI
16th Jul 2025276 PMAQI
16th Jul 2025247 PMAQI
16th Jul 2025268 PMAQI
16th Jul 2025399 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20254211 PMAQI
17th Jul 20254512 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025523 AMAQI
26°C25/28°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 20253210 AMAQI
17th Jul 20253411 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025393 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025326 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025429 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025503 AMAQI
27°C25/30°C
18th Jul 2025494 AMAQI
18th Jul 2025475 AMAQI
18th Jul 2025476 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025478 AMAQI
18th Jul 2025339 AMAQI
18th Jul 20253010 AMAQI
18th Jul 20253211 AMAQI
18th Jul 20252812 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025313 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025315 PMAQI
18th Jul 2025286 PMAQI
18th Jul 2025317 PMAQI
18th Jul 2025438 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20253910 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025472 AMAQI
19th Jul 2025473 AMAQI
27°C25/31°C
19th Jul 2025464 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20253011 AMAQI
19th Jul 20252712 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025233 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025215 PMAQI
19th Jul 2025176 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025359 PMAQI
19th Jul 20253510 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
27°C25/30°C
20th Jul 2025434 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025416 AMAQI
20th Jul 2025417 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025319 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025202 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025244 PMAQI
20th Jul 2025185 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20253412 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025423 AMAQI
28°C25/31°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025319 AMAQI
21st Jul 20253010 AMAQI
21st Jul 20253411 AMAQI
21st Jul 20253512 PMAQI
21st Jul 2025411 PMAQI
21st Jul 2025392 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025334 PMAQI
21st Jul 2025275 PMAQI
21st Jul 2025236 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025298 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253012 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025383 AMAQI
29°C26/32°C
22nd Jul 2025384 AMAQI
22nd Jul 2025385 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253811 AMAQI
22nd Jul 20254212 PMAQI
22nd Jul 2025481 PMAQI
22nd Jul 2025472 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025424 PMAQI
22nd Jul 2025335 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025208 PMAQI
22nd Jul 2025289 PMAQI
22nd Jul 20252810 PMAQI
22nd Jul 20252811 PMAQI
23rd Jul 20252812 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025373 AMAQI
29°C26/33°C
23rd Jul 2025384 AMAQI
23rd Jul 2025385 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025387 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025329 AMAQI
23rd Jul 20253210 AMAQI
23rd Jul 20254011 AMAQI
23rd Jul 20255412 PMAQI
23rd Jul 2025561 PMAQI
23rd Jul 2025552 PMAQI
23rd Jul 2025483 PMAQI
23rd Jul 2025444 PMAQI
23rd Jul 2025375 PMAQI
23rd Jul 2025346 PMAQI
23rd Jul 2025307 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025289 PMAQI
23rd Jul 20253010 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252912 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025372 AMAQI
24th Jul 2025373 AMAQI
29°C26/33°C
24th Jul 2025384 AMAQI
24th Jul 2025405 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025397 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025379 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20254411 AMAQI
24th Jul 20255312 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025582 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025464 PMAQI
24th Jul 2025305 PMAQI
24th Jul 2025266 PMAQI
24th Jul 2025217 PMAQI
24th Jul 2025258 PMAQI
24th Jul 2025289 PMAQI
24th Jul 20253010 PMAQI
24th Jul 20253111 PMAQI
25th Jul 20253012 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025372 AMAQI
25th Jul 2025383 AMAQI
29°C26/33°C
25th Jul 2025394 AMAQI
25th Jul 2025415 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025417 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025359 AMAQI
25th Jul 20253810 AMAQI
25th Jul 20254611 AMAQI
25th Jul 20254612 PMAQI
25th Jul 2025441 PMAQI
25th Jul 2025382 PMAQI
25th Jul 2025303 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025216 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025208 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252810 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025383 AMAQI
29°C26/32°C
26th Jul 2025384 AMAQI
26th Jul 2025395 AMAQI
26th Jul 2025386 AMAQI
26th Jul 2025397 AMAQI
26th Jul 2025388 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20253110 AMAQI
26th Jul 20253411 AMAQI
26th Jul 20253512 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025392 PMAQI
26th Jul 2025353 PMAQI
26th Jul 2025294 PMAQI
26th Jul 2025225 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025167 PMAQI
26th Jul 2025208 PMAQI
26th Jul 2025329 PMAQI
26th Jul 20253610 PMAQI
26th Jul 20253411 PMAQI
27th Jul 20253112 AMAQI
27th Jul 2025371 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025383 AMAQI
29°C26/33°C
27th Jul 2025374 AMAQI
27th Jul 2025375 AMAQI
27th Jul 2025366 AMAQI
27th Jul 2025367 AMAQI
27th Jul 2025378 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252911 AMAQI
27th Jul 20253212 PMAQI
27th Jul 2025291 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025264 PMAQI
27th Jul 2025255 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025188 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20253010 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252912 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025372 AMAQI
28th Jul 2025373 AMAQI
29°C26/33°C
28th Jul 2025364 AMAQI
28th Jul 2025345 AMAQI
28th Jul 2025366 AMAQI
28th Jul 2025357 AMAQI
28th Jul 2025358 AMAQI
28th Jul 2025309 AMAQI
28th Jul 20253110 AMAQI
28th Jul 20253911 AMAQI
28th Jul 20254612 PMAQI
28th Jul 2025561 PMAQI
28th Jul 2025562 PMAQI
28th Jul 2025553 PMAQI
28th Jul 2025534 PMAQI
28th Jul 2025395 PMAQI
28th Jul 2025306 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025288 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252811 PMAQI
29th Jul 20253012 AMAQI
29th Jul 2025341 AMAQI
29th Jul 2025342 AMAQI
29th Jul 2025353 AMAQI
29°C26/34°C
29th Jul 2025364 AMAQI
29th Jul 2025395 AMAQI
29th Jul 2025386 AMAQI
29th Jul 2025397 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20253710 AMAQI
29th Jul 20254011 AMAQI
29th Jul 20254212 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025403 PMAQI
29th Jul 2025294 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025186 PMAQI
29th Jul 2025167 PMAQI
29th Jul 2025218 PMAQI
29th Jul 2025259 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252611 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025341 AMAQI
30th Jul 2025352 AMAQI
30th Jul 2025353 AMAQI
30°C25/36°C
30th Jul 2025364 AMAQI
30th Jul 2025375 AMAQI
30th Jul 2025366 AMAQI
30th Jul 2025377 AMAQI
30th Jul 2025378 AMAQI
30th Jul 2025269 AMAQI
30th Jul 20252210 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025293 PMAQI
30th Jul 2025284 PMAQI
30th Jul 2025295 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025307 PMAQI
30th Jul 2025318 PMAQI
30th Jul 2025339 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253511 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025341 AMAQI
31st Jul 2025342 AMAQI
31st Jul 2025343 AMAQI
29°C25/34°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 20253212 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025272 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025245 PMAQI
31st Jul 2025216 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025278 PMAQI
31st Jul 2025299 PMAQI
31st Jul 20253110 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20252612 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI
27°C24/32°C
1st Aug 2025344 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20252810 AMAQI
1st Aug 20254111 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025431 PMAQI
1st Aug 2025352 PMAQI
1st Aug 2025263 PMAQI
1st Aug 2025424 PMAQI
1st Aug 2025315 PMAQI
1st Aug 2025376 PMAQI
1st Aug 2025257 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253110 PMAQI
1st Aug 20252911 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI
27°C25/30°C
2nd Aug 2025374 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025339 AMAQI
2nd Aug 20253210 AMAQI
2nd Aug 20253911 AMAQI
2nd Aug 20253812 PMAQI
2nd Aug 2025451 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025603 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025515 PMAQI
2nd Aug 2025506 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025418 PMAQI
2nd Aug 2025389 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025363 AMAQI
29°C25/34°C
3rd Aug 2025404 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025396 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255510 AMAQI
3rd Aug 20255411 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025471 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025513 PMAQI
3rd Aug 2025494 PMAQI
3rd Aug 2025505 PMAQI
3rd Aug 2025546 PMAQI
3rd Aug 2025447 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20254012 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI
30°C26/34°C
4th Aug 2025424 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025639 AMAQI
4th Aug 20257210 AMAQI
4th Aug 20258111 AMAQI
4th Aug 20258312 PMAQI
4th Aug 2025921 PMAQI
4th Aug 2025962 PMAQI
4th Aug 2025883 PMAQI
4th Aug 2025944 PMAQI
4th Aug 2025975 PMAQI
4th Aug 2025836 PMAQI
4th Aug 2025747 PMAQI
4th Aug 2025668 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20254912 AMAQI
5th Aug 2025431 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025403 AMAQI
30°C27/33°C
5th Aug 2025514 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025589 AMAQI
5th Aug 20256010 AMAQI
5th Aug 20256011 AMAQI
5th Aug 20256012 PMAQI
5th Aug 2025551 PMAQI
5th Aug 2025582 PMAQI
5th Aug 2025583 PMAQI
5th Aug 2025604 PMAQI
5th Aug 2025515 PMAQI
5th Aug 2025486 PMAQI
5th Aug 2025447 PMAQI
5th Aug 2025468 PMAQI
5th Aug 2025469 PMAQI
5th Aug 20254610 PMAQI
5th Aug 20254011 PMAQI
6th Aug 20254312 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025503 AMAQI
30°C27/34°C
6th Aug 2025524 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025439 AMAQI
6th Aug 20254010 AMAQI
6th Aug 20254311 AMAQI
6th Aug 20255012 PMAQI
6th Aug 2025501 PMAQI
6th Aug 2025532 PMAQI
6th Aug 2025523 PMAQI
6th Aug 2025484 PMAQI
6th Aug 2025595 PMAQI
6th Aug 2025566 PMAQI
6th Aug 2025607 PMAQI
6th Aug 2025568 PMAQI
6th Aug 2025499 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20255011 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025522 AMAQI
7th Aug 2025503 AMAQI
31°C28/35°C
7th Aug 2025514 AMAQI
4 AM7th Aug 2025505 AMAQI
7th Aug 2025506 AMAQI
7th Aug 2025447 AMAQI
7th Aug 2025508 AMAQI
7th Aug 2025509 AMAQI
7th Aug 20254610 AMAQI
7th Aug 20255311 AMAQI
11 AM6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
47AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM
36AQI
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. 47), while the lowest AQI was between 6 PM to 6 PM (Avg. 36).
Night time
Avg. Highest Time
1 AM - 3 AM
46AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
34AQI
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. 34).
2025 Days Vs Air Quality
Hanamigawa, Yachiyo, Chiba, Japan
2025
89%
194
11%
23
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Good
194 DaysModerate
23 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 219 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
Hanamigawa, Yachiyo, 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
36AQI
36AQI
2nd January 2025
33AQI
33AQI
3rd January 2025
29AQI
29AQI
4th January 2025
30AQI
30AQI
5th January 2025
38AQI
38AQI
6th January 2025
54AQI
54AQI
7th January 2025
31AQI
31AQI
8th January 2025
35AQI
35AQI
9th January 2025
30AQI
30AQI
10th January 2025
30AQI
30AQI
11th January 2025
31AQI
31AQI
12th January 2025
35AQI
35AQI
13th January 2025
30AQI
30AQI
14th January 2025
42AQI
42AQI
15th January 2025
37AQI
37AQI
16th January 2025
34AQI
34AQI
17th January 2025
30AQI
30AQI
18th January 2025
36AQI
36AQI
19th January 2025
56AQI
56AQI
20th January 2025
41AQI
41AQI
21st January 2025
45AQI
45AQI
22nd January 2025
41AQI
41AQI
23rd January 2025
54AQI
54AQI
24th January 2025
46AQI
46AQI
25th January 2025
40AQI
40AQI
26th January 2025
37AQI
37AQI
27th January 2025
37AQI
37AQI
28th January 2025
39AQI
39AQI
29th January 2025
33AQI
33AQI
30th January 2025
34AQI
34AQI
31st January 2025
29AQI
29AQI
1st February 2025
41AQI
41AQI
2nd February 2025
34AQI
34AQI
3rd February 2025
41AQI
41AQI
4th February 2025
32AQI
32AQI
5th February 2025
34AQI
34AQI
6th February 2025
29AQI
29AQI
7th February 2025
30AQI
30AQI
8th February 2025
30AQI
30AQI
9th February 2025
30AQI
30AQI
10th February 2025
30AQI
30AQI
11th February 2025
32AQI
32AQI
12th February 2025
33AQI
33AQI
13th February 2025
43AQI
43AQI
14th February 2025
30AQI
30AQI
15th February 2025
45AQI
45AQI
16th February 2025
38AQI
38AQI
17th February 2025
40AQI
40AQI
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
32AQI
32AQI
24th February 2025
35AQI
35AQI
25th February 2025
35AQI
35AQI
26th February 2025
37AQI
37AQI
27th February 2025
41AQI
41AQI
28th February 2025
55AQI
55AQI
1st March 2025
48AQI
48AQI
2nd March 2025
62AQI
62AQI
3rd March 2025
40AQI
40AQI
4th March 2025
40AQI
40AQI
5th March 2025
26AQI
26AQI
6th March 2025
33AQI
33AQI
7th March 2025
32AQI
32AQI
8th March 2025
34AQI
34AQI
9th March 2025
33AQI
33AQI
10th March 2025
36AQI
36AQI
11th March 2025
41AQI
41AQI
12th March 2025
45AQI
45AQI
13th March 2025
40AQI
40AQI
14th March 2025
41AQI
41AQI
15th March 2025
34AQI
34AQI
16th March 2025
26AQI
26AQI
17th March 2025
20AQI
20AQI
18th March 2025
24AQI
24AQI
19th March 2025
18AQI
18AQI
20th March 2025
24AQI
24AQI
21st March 2025
43AQI
43AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
55AQI
55AQI
24th March 2025
51AQI
51AQI
25th March 2025
65AQI
65AQI
26th March 2025
80AQI
80AQI
27th March 2025
70AQI
70AQI
28th March 2025
48AQI
48AQI
29th March 2025
38AQI
38AQI
30th March 2025
42AQI
42AQI
31st March 2025
34AQI
34AQI
1st April 2025
29AQI
29AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
21AQI
21AQI
4th April 2025
22AQI
22AQI
5th April 2025
23AQI
23AQI
6th April 2025
23AQI
23AQI
7th April 2025
29AQI
29AQI
8th April 2025
35AQI
35AQI
9th April 2025
25AQI
25AQI
10th April 2025
45AQI
45AQI
11th April 2025
40AQI
40AQI
12th April 2025
37AQI
37AQI
13th April 2025
28AQI
28AQI
14th April 2025
39AQI
39AQI
15th April 2025
30AQI
30AQI
16th April 2025
31AQI
31AQI
17th April 2025
46AQI
46AQI
18th April 2025
51AQI
51AQI
19th April 2025
61AQI
61AQI
20th April 2025
49AQI
49AQI
21st April 2025
43AQI
43AQI
22nd April 2025
43AQI
43AQI
23rd April 2025
28AQI
28AQI
24th April 2025
37AQI
37AQI
25th April 2025
36AQI
36AQI
26th April 2025
44AQI
44AQI
27th April 2025
46AQI
46AQI
28th April 2025
41AQI
41AQI
29th April 2025
33AQI
33AQI
30th April 2025
43AQI
43AQI
1st May 2025
37AQI
37AQI
2nd May 2025
26AQI
26AQI
3rd May 2025
30AQI
30AQI
4th May 2025
36AQI
36AQI
5th May 2025
32AQI
32AQI
6th May 2025
26AQI
26AQI
7th May 2025
23AQI
23AQI
8th May 2025
25AQI
25AQI
9th May 2025
27AQI
27AQI
10th May 2025
22AQI
22AQI
11th May 2025
28AQI
28AQI
12th May 2025
25AQI
25AQI
13th May 2025
33AQI
33AQI
14th May 2025
31AQI
31AQI
15th May 2025
36AQI
36AQI
16th May 2025
40AQI
40AQI
17th May 2025
27AQI
27AQI
18th May 2025
44AQI
44AQI
19th May 2025
38AQI
38AQI
20th May 2025
60AQI
60AQI
21st May 2025
42AQI
42AQI
22nd May 2025
43AQI
43AQI
23rd May 2025
37AQI
37AQI
24th May 2025
37AQI
37AQI
25th May 2025
29AQI
29AQI
26th May 2025
26AQI
26AQI
27th May 2025
24AQI
24AQI
28th May 2025
22AQI
22AQI
29th May 2025
26AQI
26AQI
30th May 2025
23AQI
23AQI
31st May 2025
16AQI
16AQI
1st June 2025
20AQI
20AQI
2nd June 2025
26AQI
26AQI
3rd June 2025
28AQI
28AQI
4th June 2025
31AQI
31AQI
5th June 2025
37AQI
37AQI
6th June 2025
44AQI
44AQI
7th June 2025
46AQI
46AQI
8th June 2025
52AQI
52AQI
9th June 2025
41AQI
41AQI
10th June 2025
36AQI
36AQI
11th June 2025
27AQI
27AQI
12th June 2025
36AQI
36AQI
13th June 2025
32AQI
32AQI
14th June 2025
31AQI
31AQI
15th June 2025
39AQI
39AQI
16th June 2025
37AQI
37AQI
17th June 2025
46AQI
46AQI
18th June 2025
40AQI
40AQI
19th June 2025
38AQI
38AQI
20th June 2025
33AQI
33AQI
21st June 2025
31AQI
31AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
24AQI
24AQI
24th June 2025
22AQI
22AQI
25th June 2025
20AQI
20AQI
26th June 2025
22AQI
22AQI
27th June 2025
31AQI
31AQI
28th June 2025
29AQI
29AQI
29th June 2025
34AQI
34AQI
30th June 2025
38AQI
38AQI
1st July 2025
38AQI
38AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
41AQI
41AQI
4th July 2025
44AQI
44AQI
5th July 2025
52AQI
52AQI
6th July 2025
68AQI
68AQI
7th July 2025
76AQI
76AQI
8th July 2025
77AQI
77AQI
9th July 2025
73AQI
73AQI
10th July 2025
56AQI
56AQI
11th July 2025
49AQI
49AQI
12th July 2025
51AQI
51AQI
13th July 2025
48AQI
48AQI
14th July 2025
41AQI
41AQI
15th July 2025
40AQI
40AQI
16th July 2025
39AQI
39AQI
17th July 2025
41AQI
41AQI
18th July 2025
39AQI
39AQI
19th July 2025
33AQI
33AQI
20th July 2025
32AQI
32AQI
21st July 2025
34AQI
34AQI
22nd July 2025
34AQI
34AQI
23rd July 2025
37AQI
37AQI
24th July 2025
37AQI
37AQI
25th July 2025
33AQI
33AQI
26th July 2025
32AQI
32AQI
27th July 2025
30AQI
30AQI
28th July 2025
36AQI
36AQI
29th July 2025
32AQI
32AQI
30th July 2025
31AQI
31AQI
31st July 2025
30AQI
30AQI
1st August 2025
33AQI
33AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
45AQI
45AQI
4th August 2025
62AQI
62AQI
5th August 2025
51AQI
51AQI
37AQI
35AQI
41AQI
36AQI
31AQI
33AQI
43AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
28
3
27
1
25
6
28
2
30
1
29
1
24
7
3
2
194
23
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
May31AQI
202438AQI
16
11
1
30
19
12
30
1
23
5
1
29
2
28
2
31
217
23
1
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
August31AQI
202337AQI
3
24
7
27
7
Highest AQI recorded in
December38AQI
Lowest AQI recorded in
November25AQI
202241AQI
24
5
24
5
Highest AQI recorded in
January41AQI
Lowest AQI recorded in
January41AQI
202140AQI
20
11
23
5
27
3
22
1
23
8
26
4
30
1
25
4
2
28
2
30
1
24
6
17
14
295
60
2
Highest AQI recorded in
December49AQI
Lowest AQI recorded in
April32AQI
202040AQI
8
5
17
4
18
21
9
30
1
18
13
17
2
28
3
18
12
17
14
192
63
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
September33AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
41AQILeast Polluted Year Recorded
2023(Avg.)
37AQIHanamigawa's annual 2025 AQI (37) shows an average percentage change of -5.05% (improved AQI) compared to previous years: 2020 (40), 2021 (40), 2022 (41), 2023 (37), 2024 (38).
