Country Background

Ojicho, Togane, 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

Ojicho, Togane, Chiba, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
28th Aug 2021
67AQI
Lowest AQI recorded on
8th Aug 2021
15AQI


Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 43 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 4th Aug - 5th Aug 2025

Ojicho, Togane, Chiba, Japan

AQI
Day
Night
.

4 AM4th Aug 2025

6 PM

3 AM5th Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
5PM4th Aug

100AQI

Avg. Lowest Time
4AM4th Aug

40AQI

In the last 24 hours,

Ojicho's AQI reached its highest point of 100 at 5 PM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Ojicho, Togane, Chiba, Japan

JulAug
06th - 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 - 05th05th
Day
Night
6th Jul 2025384 AMAQI
6th Jul 2025405 AMAQI
6th Jul 2025406 AMAQI
6th Jul 2025427 AMAQI
6th Jul 2025398 AMAQI
6th Jul 2025699 AMAQI
6th Jul 202510610 AMAQI
6th Jul 202511611 AMAQI
6th Jul 20259112 PMAQI
6th Jul 2025851 PMAQI
6th Jul 2025822 PMAQI
6th Jul 2025813 PMAQI
6th Jul 2025844 PMAQI
6th Jul 2025865 PMAQI
6th Jul 2025906 PMAQI
6th Jul 2025967 PMAQI
6th Jul 2025768 PMAQI
6th Jul 2025599 PMAQI
6th Jul 20256010 PMAQI
6th Jul 20255811 PMAQI
7th Jul 20256112 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025472 AMAQI
7th Jul 2025463 AMAQI

29°C26/32°C

7th Jul 2025494 AMAQI
7th Jul 2025535 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025537 AMAQI
7th Jul 2025538 AMAQI
7th Jul 2025839 AMAQI
7th Jul 202510910 AMAQI
7th Jul 202510911 AMAQI
7th Jul 202511812 PMAQI
7th Jul 2025921 PMAQI
7th Jul 2025922 PMAQI
7th Jul 2025883 PMAQI
7th Jul 2025904 PMAQI
7th Jul 2025845 PMAQI
7th Jul 2025906 PMAQI
7th Jul 2025987 PMAQI
7th Jul 2025978 PMAQI
7th Jul 2025749 PMAQI
7th Jul 20257010 PMAQI
7th Jul 20256811 PMAQI
8th Jul 20256912 AMAQI
8th Jul 2025591 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025563 AMAQI

28°C25/32°C

8th Jul 2025574 AMAQI
8th Jul 2025625 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025628 AMAQI
8th Jul 2025929 AMAQI
8th Jul 20259410 AMAQI
8th Jul 20259211 AMAQI
8th Jul 20259612 PMAQI
8th Jul 2025881 PMAQI
8th Jul 2025832 PMAQI
8th Jul 2025823 PMAQI
8th Jul 2025824 PMAQI
8th Jul 2025805 PMAQI
8th Jul 2025826 PMAQI
8th Jul 2025867 PMAQI
8th Jul 2025828 PMAQI
8th Jul 2025749 PMAQI
8th Jul 20257910 PMAQI
8th Jul 20258011 PMAQI
9th Jul 20257612 AMAQI
9th Jul 2025641 AMAQI
9th Jul 2025622 AMAQI
9th Jul 2025623 AMAQI

29°C26/32°C

9th Jul 2025644 AMAQI
9th Jul 2025695 AMAQI
9th Jul 2025696 AMAQI
9th Jul 2025687 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025889 AMAQI
9th Jul 20259610 AMAQI
9th Jul 20259611 AMAQI
9th Jul 20259912 PMAQI
9th Jul 2025961 PMAQI
9th Jul 20251092 PMAQI
9th Jul 20251033 PMAQI
9th Jul 2025834 PMAQI
9th Jul 2025785 PMAQI
9th Jul 2025726 PMAQI
9th Jul 2025757 PMAQI
9th Jul 2025768 PMAQI
9th Jul 2025709 PMAQI
9th Jul 20257010 PMAQI
9th Jul 20256911 PMAQI
10th Jul 20256912 AMAQI
10th Jul 2025701 AMAQI
10th Jul 2025702 AMAQI
10th Jul 2025703 AMAQI

29°C26/32°C

10th Jul 2025734 AMAQI
10th Jul 2025775 AMAQI
10th Jul 2025776 AMAQI
10th Jul 2025787 AMAQI
10th Jul 2025788 AMAQI
10th Jul 2025369 AMAQI
10th Jul 20252310 AMAQI
10th Jul 20253011 AMAQI
10th Jul 20253412 PMAQI
10th Jul 2025381 PMAQI
10th Jul 2025322 PMAQI
10th Jul 2025353 PMAQI
10th Jul 2025324 PMAQI
10th Jul 2025345 PMAQI
10th Jul 2025346 PMAQI
10th Jul 2025357 PMAQI
10th Jul 2025588 PMAQI
10th Jul 2025669 PMAQI
10th Jul 20256510 PMAQI
10th Jul 20256411 PMAQI
11th Jul 20256412 AMAQI
11th Jul 2025671 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI

27°C23/32°C

11th Jul 2025684 AMAQI
11th Jul 2025675 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025677 AMAQI
11th Jul 2025678 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251711 AMAQI
11th Jul 20252012 PMAQI
11th Jul 2025331 PMAQI
11th Jul 2025302 PMAQI
11th Jul 2025323 PMAQI
11th Jul 2025304 PMAQI
11th Jul 2025295 PMAQI
11th Jul 2025326 PMAQI
11th Jul 2025367 PMAQI
11th Jul 2025458 PMAQI
11th Jul 2025629 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256211 PMAQI
12th Jul 20256212 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI

23°C22/25°C

12th Jul 2025644 AMAQI
12th Jul 2025625 AMAQI
12th Jul 2025626 AMAQI
12th Jul 2025627 AMAQI
12th Jul 2025628 AMAQI
12th Jul 2025429 AMAQI
12th Jul 20253910 AMAQI
12th Jul 20254411 AMAQI
12th Jul 20254412 PMAQI
12th Jul 2025401 PMAQI
12th Jul 2025432 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025364 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025406 PMAQI
12th Jul 2025407 PMAQI
12th Jul 2025418 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 2025613 AMAQI

24°C21/27°C

13th Jul 2025614 AMAQI
13th Jul 2025605 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025459 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20254211 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025361 PMAQI
13th Jul 2025352 PMAQI
13th Jul 2025323 PMAQI
13th Jul 2025324 PMAQI
13th Jul 2025295 PMAQI
13th Jul 2025306 PMAQI
13th Jul 2025287 PMAQI
13th Jul 2025388 PMAQI
13th Jul 2025559 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025562 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 2025279 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251712 PMAQI
14th Jul 2025281 PMAQI
14th Jul 2025312 PMAQI
14th Jul 2025303 PMAQI
14th Jul 2025304 PMAQI
14th Jul 2025335 PMAQI
14th Jul 2025336 PMAQI
14th Jul 2025337 PMAQI
14th Jul 2025378 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255111 PMAQI
15th Jul 20255212 AMAQI
15th Jul 2025521 AMAQI
15th Jul 2025542 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 2025249 AMAQI
15th Jul 20251410 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025311 PMAQI
15th Jul 2025412 PMAQI
15th Jul 2025523 PMAQI
15th Jul 2025554 PMAQI
15th Jul 2025405 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025377 PMAQI
15th Jul 2025338 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254610 PMAQI
15th Jul 20254711 PMAQI
16th Jul 20254912 AMAQI
16th Jul 2025521 AMAQI
16th Jul 2025522 AMAQI
16th Jul 2025523 AMAQI

26°C25/27°C

16th Jul 2025524 AMAQI
16th Jul 2025495 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025507 AMAQI
16th Jul 2025508 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025381 PMAQI
16th Jul 2025482 PMAQI
16th Jul 2025523 PMAQI
16th Jul 2025494 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025366 PMAQI
16th Jul 2025447 PMAQI
16th Jul 2025318 PMAQI
16th Jul 2025439 PMAQI
16th Jul 20254410 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254812 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025512 AMAQI
17th Jul 2025513 AMAQI

25°C25/26°C

17th Jul 2025514 AMAQI
17th Jul 2025515 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025279 AMAQI
17th Jul 20252210 AMAQI
17th Jul 20252911 AMAQI
17th Jul 20253512 PMAQI
17th Jul 2025361 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025333 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025295 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025317 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025439 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254411 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI

27°C25/30°C

18th Jul 2025474 AMAQI
18th Jul 2025465 AMAQI
18th Jul 2025466 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025468 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252410 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025362 PMAQI
18th Jul 2025363 PMAQI
18th Jul 2025354 PMAQI
18th Jul 2025345 PMAQI
18th Jul 2025356 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025419 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20254211 PMAQI
19th Jul 20254012 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025463 AMAQI

27°C25/31°C

19th Jul 2025444 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025437 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025229 AMAQI
19th Jul 20251710 AMAQI
19th Jul 20252311 AMAQI
19th Jul 20252112 PMAQI
19th Jul 2025191 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025213 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025215 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025187 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20252910 PMAQI
19th Jul 20252811 PMAQI
20th Jul 20253012 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI

27°C25/30°C

20th Jul 2025424 AMAQI
20th Jul 2025405 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025397 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025279 AMAQI
20th Jul 20251710 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025182 PMAQI
20th Jul 2025163 PMAQI
20th Jul 2025174 PMAQI
20th Jul 2025155 PMAQI
20th Jul 2025166 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025279 PMAQI
20th Jul 20252810 PMAQI
20th Jul 20252911 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025402 AMAQI
21st Jul 2025403 AMAQI

28°C25/32°C

21st Jul 2025394 AMAQI
21st Jul 2025365 AMAQI
21st Jul 2025366 AMAQI
21st Jul 2025367 AMAQI
21st Jul 2025368 AMAQI
21st Jul 2025239 AMAQI
21st Jul 20252010 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025241 PMAQI
21st Jul 2025262 PMAQI
21st Jul 2025303 PMAQI
21st Jul 2025274 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025206 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025248 PMAQI
21st Jul 2025269 PMAQI
21st Jul 20252610 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20252712 AMAQI
22nd Jul 2025331 AMAQI
22nd Jul 2025372 AMAQI
22nd Jul 2025373 AMAQI

29°C25/33°C

22nd Jul 2025364 AMAQI
22nd Jul 2025355 AMAQI
22nd Jul 2025346 AMAQI
22nd Jul 2025357 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025341 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025283 PMAQI
22nd Jul 2025334 PMAQI
22nd Jul 2025335 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025238 PMAQI
22nd Jul 2025299 PMAQI
22nd Jul 20252910 PMAQI
22nd Jul 20252611 PMAQI
23rd Jul 20252612 AMAQI
23rd Jul 2025271 AMAQI
23rd Jul 2025302 AMAQI
23rd Jul 2025363 AMAQI

29°C25/33°C

23rd Jul 2025364 AMAQI
23rd Jul 2025355 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025358 AMAQI
23rd Jul 2025229 AMAQI
23rd Jul 20251910 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20253212 PMAQI
23rd Jul 2025411 PMAQI
23rd Jul 2025382 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025374 PMAQI
23rd Jul 2025355 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025287 PMAQI
23rd Jul 2025248 PMAQI
23rd Jul 2025339 PMAQI
23rd Jul 20253310 PMAQI
23rd Jul 20253311 PMAQI
24th Jul 20253412 AMAQI
24th Jul 2025361 AMAQI
24th Jul 2025342 AMAQI
24th Jul 2025343 AMAQI

29°C25/33°C

24th Jul 2025344 AMAQI
24th Jul 2025345 AMAQI
24th Jul 2025336 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20253610 AMAQI
24th Jul 20254011 AMAQI
24th Jul 20254412 PMAQI
24th Jul 2025481 PMAQI
24th Jul 2025472 PMAQI
24th Jul 2025393 PMAQI
24th Jul 2025394 PMAQI
24th Jul 2025345 PMAQI
24th Jul 2025306 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025208 PMAQI
24th Jul 2025229 PMAQI
24th Jul 20252410 PMAQI
24th Jul 20252611 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025291 AMAQI
25th Jul 2025352 AMAQI
25th Jul 2025353 AMAQI

29°C25/34°C

25th Jul 2025364 AMAQI
25th Jul 2025375 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025367 AMAQI
25th Jul 2025378 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252610 AMAQI
25th Jul 20253211 AMAQI
25th Jul 20253012 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025282 PMAQI
25th Jul 2025193 PMAQI
25th Jul 2025174 PMAQI
25th Jul 2025165 PMAQI
25th Jul 2025156 PMAQI
25th Jul 2025167 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252610 PMAQI
25th Jul 20252411 PMAQI
26th Jul 20252512 AMAQI
26th Jul 2025301 AMAQI
26th Jul 2025352 AMAQI
26th Jul 2025363 AMAQI

29°C26/34°C

26th Jul 2025364 AMAQI
26th Jul 2025345 AMAQI
26th Jul 2025356 AMAQI
26th Jul 2025357 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252010 AMAQI
26th Jul 20252011 AMAQI
26th Jul 20252212 PMAQI
26th Jul 2025211 PMAQI
26th Jul 2025212 PMAQI
26th Jul 2025193 PMAQI
26th Jul 2025174 PMAQI
26th Jul 2025165 PMAQI
26th Jul 2025146 PMAQI
26th Jul 2025157 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025269 PMAQI
26th Jul 20252510 PMAQI
26th Jul 20252611 PMAQI
27th Jul 20252512 AMAQI
27th Jul 2025261 AMAQI
27th Jul 2025302 AMAQI
27th Jul 2025343 AMAQI

29°C26/34°C

27th Jul 2025334 AMAQI
27th Jul 2025315 AMAQI
27th Jul 2025326 AMAQI
27th Jul 2025327 AMAQI
27th Jul 2025328 AMAQI
27th Jul 2025259 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20252311 AMAQI
27th Jul 20251912 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025202 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025224 PMAQI
27th Jul 2025175 PMAQI
27th Jul 2025156 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025168 PMAQI
27th Jul 2025239 PMAQI
27th Jul 20252510 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20252812 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025322 AMAQI
28th Jul 2025323 AMAQI

29°C26/33°C

28th Jul 2025324 AMAQI
28th Jul 2025315 AMAQI
28th Jul 2025306 AMAQI
28th Jul 2025317 AMAQI
28th Jul 2025318 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251810 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025381 PMAQI
28th Jul 2025332 PMAQI
28th Jul 2025343 PMAQI
28th Jul 2025244 PMAQI
28th Jul 2025235 PMAQI
28th Jul 2025246 PMAQI
28th Jul 2025257 PMAQI
28th Jul 2025258 PMAQI
28th Jul 2025269 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252311 PMAQI
29th Jul 20252512 AMAQI
29th Jul 2025251 AMAQI
29th Jul 2025312 AMAQI
29th Jul 2025323 AMAQI

29°C25/33°C

29th Jul 2025324 AMAQI
29th Jul 2025335 AMAQI
29th Jul 2025326 AMAQI
29th Jul 2025327 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025249 AMAQI
29th Jul 20252310 AMAQI
29th Jul 20252611 AMAQI
29th Jul 20252812 PMAQI
29th Jul 2025351 PMAQI
29th Jul 2025262 PMAQI
29th Jul 2025223 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025226 PMAQI
29th Jul 2025177 PMAQI
29th Jul 2025198 PMAQI
29th Jul 2025239 PMAQI
29th Jul 20252310 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025322 AMAQI
30th Jul 2025323 AMAQI

28°C25/32°C

30th Jul 2025324 AMAQI
30th Jul 2025325 AMAQI
30th Jul 2025316 AMAQI
30th Jul 2025317 AMAQI
30th Jul 2025328 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20252010 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20251912 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025263 PMAQI
30th Jul 2025364 PMAQI
30th Jul 2025315 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025277 PMAQI
30th Jul 2025288 PMAQI
30th Jul 2025349 PMAQI
30th Jul 20253310 PMAQI
30th Jul 20253511 PMAQI
31st Jul 20253412 AMAQI
31st Jul 2025351 AMAQI
31st Jul 2025322 AMAQI
31st Jul 2025323 AMAQI

28°C24/32°C

31st Jul 2025324 AMAQI
31st Jul 2025325 AMAQI
31st Jul 2025326 AMAQI
31st Jul 2025327 AMAQI
31st Jul 2025328 AMAQI
31st Jul 2025329 AMAQI
31st Jul 20253210 AMAQI
31st Jul 20252711 AMAQI
31st Jul 20252612 PMAQI
31st Jul 2025261 PMAQI
31st Jul 2025252 PMAQI
31st Jul 2025273 PMAQI
31st Jul 2025234 PMAQI
31st Jul 2025285 PMAQI
31st Jul 2025296 PMAQI
31st Jul 2025307 PMAQI
31st Jul 2025318 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI

27°C24/31°C

1st Aug 2025344 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025356 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025359 AMAQI
1st Aug 20252610 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20255212 PMAQI
1st Aug 2025461 PMAQI
1st Aug 2025402 PMAQI
1st Aug 2025253 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025335 PMAQI
1st Aug 2025446 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20253611 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025311 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI

26°C24/29°C

2nd Aug 2025374 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025409 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20253512 PMAQI
2nd Aug 2025451 PMAQI
2nd Aug 2025542 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025534 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025527 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253410 PMAQI
2nd Aug 20253711 PMAQI
3rd Aug 20253312 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025363 AMAQI

29°C25/34°C

3rd Aug 2025384 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025376 AMAQI
3rd Aug 2025387 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025419 AMAQI
3rd Aug 20255310 AMAQI
3rd Aug 20254911 AMAQI
3rd Aug 20255912 PMAQI
3rd Aug 2025471 PMAQI
3rd Aug 2025552 PMAQI
3rd Aug 2025513 PMAQI
3rd Aug 2025474 PMAQI
3rd Aug 2025505 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025517 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025409 PMAQI
3rd Aug 20254210 PMAQI
3rd Aug 20253811 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI

29°C26/33°C

4th Aug 2025404 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20257310 AMAQI
4th Aug 20257711 AMAQI
4th Aug 20258212 PMAQI
4th Aug 2025891 PMAQI
4th Aug 2025942 PMAQI
4th Aug 2025893 PMAQI
4th Aug 2025914 PMAQI
4th Aug 20251005 PMAQI
4th Aug 2025976 PMAQI
4th Aug 2025727 PMAQI
4th Aug 2025668 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255410 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254812 AMAQI
5th Aug 2025471 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
9 AM - 10 AM

38AQI

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. 45), while the lowest AQI was between 9 AM to 10 AM (Avg. 38).
Night time
Avg. Highest Time
12 AM - 3 AM

44AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM

39AQI

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. 44), while the lowest AQI was between 7 PM to 8 PM (Avg. 39).

2025 Days Vs Air Quality

Ojicho, Togane, Chiba, Japan

2025

91%

196

9%

19

Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)

Good
196 Days
Moderate
19 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2025, 91% of 216 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

Ojicho, Togane, 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
35AQI
2nd January 2025
33AQI
3rd January 2025
30AQI
4th January 2025
30AQI
5th January 2025
34AQI
6th January 2025
49AQI
7th January 2025
31AQI
8th January 2025
37AQI
9th January 2025
31AQI
10th January 2025
34AQI
11th January 2025
27AQI
12th January 2025
41AQI
13th January 2025
35AQI
14th January 2025
37AQI
15th January 2025
37AQI
16th January 2025
36AQI
17th January 2025
35AQI
18th January 2025
33AQI
19th January 2025
52AQI
20th January 2025
36AQI
21st January 2025
45AQI
22nd January 2025
40AQI
23rd January 2025
46AQI
24th January 2025
46AQI
25th January 2025
37AQI
26th January 2025
37AQI
27th January 2025
31AQI
28th January 2025
38AQI
29th January 2025
34AQI
30th January 2025
37AQI
31st January 2025
35AQI
1st February 2025
39AQI
2nd February 2025
33AQI
3rd February 2025
37AQI
4th February 2025
34AQI
5th February 2025
34AQI
6th February 2025
33AQI
7th February 2025
32AQI
8th February 2025
39AQI
9th February 2025
32AQI
10th February 2025
33AQI
11th February 2025
34AQI
12th February 2025
33AQI
13th February 2025
56AQI
14th February 2025
32AQI
15th February 2025
52AQI
16th February 2025
37AQI
17th February 2025
46AQI
18th February 2025
36AQI
19th February 2025
35AQI
20th February 2025
31AQI
21st February 2025
32AQI
22nd February 2025
31AQI
23rd February 2025
32AQI
24th February 2025
36AQI
25th February 2025
38AQI
26th February 2025
39AQI
27th February 2025
39AQI
28th February 2025
51AQI
1st March 2025
45AQI
2nd March 2025
61AQI
3rd March 2025
42AQI
4th March 2025
43AQI
5th March 2025
27AQI
6th March 2025
35AQI
7th March 2025
33AQI
8th March 2025
33AQI
9th March 2025
35AQI
10th March 2025
37AQI
11th March 2025
35AQI
12th March 2025
37AQI
13th March 2025
41AQI
14th March 2025
40AQI
15th March 2025
31AQI
16th March 2025
30AQI
17th March 2025
25AQI
18th March 2025
27AQI
19th March 2025
22AQI
20th March 2025
31AQI
21st March 2025
34AQI
22nd March 2025
42AQI
23rd March 2025
51AQI
24th March 2025
46AQI
25th March 2025
63AQI
26th March 2025
79AQI
27th March 2025
68AQI
28th March 2025
55AQI
29th March 2025
36AQI
30th March 2025
42AQI
31st March 2025
35AQI
1st April 2025
33AQI
2nd April 2025
27AQI
3rd April 2025
26AQI
4th April 2025
27AQI
5th April 2025
26AQI
6th April 2025
22AQI
7th April 2025
28AQI
8th April 2025
31AQI
9th April 2025
28AQI
10th April 2025
43AQI
11th April 2025
35AQI
12th April 2025
32AQI
13th April 2025
27AQI
14th April 2025
38AQI
15th April 2025
30AQI
16th April 2025
33AQI
17th April 2025
42AQI
18th April 2025
47AQI
19th April 2025
57AQI
20th April 2025
43AQI
21st April 2025
42AQI
22nd April 2025
38AQI
23rd April 2025
32AQI
24th April 2025
31AQI
25th April 2025
36AQI
26th April 2025
39AQI
27th April 2025
41AQI
28th April 2025
34AQI
29th April 2025
35AQI
30th April 2025
36AQI
1st May 2025
37AQI
2nd May 2025
26AQI
3rd May 2025
28AQI
4th May 2025
36AQI
5th May 2025
27AQI
6th May 2025
27AQI
7th May 2025
21AQI
8th May 2025
23AQI
9th May 2025
26AQI
10th May 2025
22AQI
11th May 2025
29AQI
12th May 2025
30AQI
13th May 2025
39AQI
14th May 2025
28AQI
15th May 2025
34AQI
16th May 2025
35AQI
17th May 2025
23AQI
18th May 2025
38AQI
19th May 2025
34AQI
20th May 2025
58AQI
21st May 2025
40AQI
22nd May 2025
38AQI
23rd May 2025
36AQI
24th May 2025
35AQI
25th May 2025
34AQI
26th May 2025
26AQI
27th May 2025
24AQI
28th May 2025
23AQI
29th May 2025
23AQI
30th May 2025
22AQI
31st May 2025
16AQI
1st June 2025
19AQI
2nd June 2025
21AQI
3rd June 2025
25AQI
4th June 2025
28AQI
5th June 2025
36AQI
6th June 2025
39AQI
7th June 2025
46AQI
8th June 2025
48AQI
9th June 2025
40AQI
10th June 2025
28AQI
11th June 2025
29AQI
12th June 2025
31AQI
13th June 2025
29AQI
14th June 2025
30AQI
15th June 2025
28AQI
16th June 2025
30AQI
17th June 2025
40AQI
18th June 2025
39AQI
19th June 2025
36AQI
20th June 2025
33AQI
21st June 2025
27AQI
22nd June 2025
19AQI
23rd June 2025
20AQI
24th June 2025
21AQI
25th June 2025
22AQI
26th June 2025
20AQI
27th June 2025
28AQI
28th June 2025
25AQI
29th June 2025
27AQI
30th June 2025
32AQI
1st July 2025
32AQI
2nd July 2025
40AQI
3rd July 2025
43AQI
4th July 2025
39AQI
5th July 2025
47AQI
6th July 2025
63AQI
7th July 2025
73AQI
8th July 2025
74AQI
9th July 2025
78AQI
10th July 2025
57AQI
11th July 2025
51AQI
12th July 2025
54AQI
13th July 2025
49AQI
14th July 2025
45AQI
15th July 2025
44AQI
16th July 2025
45AQI
17th July 2025
41AQI
18th July 2025
39AQI
19th July 2025
31AQI
20th July 2025
29AQI
21st July 2025
29AQI
22nd July 2025
30AQI
23rd July 2025
32AQI
24th July 2025
33AQI
25th July 2025
27AQI
26th July 2025
25AQI
27th July 2025
24AQI
28th July 2025
27AQI
29th July 2025
26AQI
30th July 2025
29AQI
31st July 2025
30AQI
1st August 2025
35AQI
2nd August 2025
41AQI
3rd August 2025
43AQI

37AQI

37AQI

41AQI

35AQI

30AQI

30AQI

41AQI

40AQI


No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202536AQI

30
1
25
3
25
6
29
1
30
1
30
24
7
3
196
19

Highest AQI recorded in

July

41AQI


Lowest AQI recorded in

June

30AQI


202441AQI

31
26
1
23
8
22
8
27
4
25
3
2
16
15
28
3
27
3
30
1
28
2
31
314
48
2

Highest AQI recorded in

July

50AQI


Lowest AQI recorded in

December

34AQI


202341AQI

27
4
26
2
27
4
24
6
26
5
22
8
26
5
28
3
28
1
1
28
3
23
4
24
5
309
50
1

Highest AQI recorded in

April

48AQI


Lowest AQI recorded in

August

35AQI


202240AQI

26
2
19
2
27
4
25
5
27
4
23
7
20
4
1
28
27
4
27
3
28
3
278
38

Highest AQI recorded in

April

43AQI


Lowest AQI recorded in

August

30AQI


202134AQI

29
2
25
3
30
22
1
27
4
28
2
28
3
27
4
30
30
1
26
4
26
5
328
29

Highest AQI recorded in

November

40AQI


Lowest AQI recorded in

April

28AQI


202032AQI

12
1
20
1
18
27
3
31
21
10
19
30
1
25
5
27
4
230
25

Highest AQI recorded in

August

41AQI


Lowest AQI recorded in

May

25AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2024(Avg.)
41AQI
Least Polluted Year Recorded
2020(Avg.)
32AQI


Ojicho's annual 2025 AQI (36) shows an average percentage change of -3.5% (improved AQI) compared to previous years: 2020 (32), 2021 (34), 2022 (40), 2023 (41), 2024 (41).