Omuro, Kashiwa, 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
Omuro, Kashiwa, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
72AQILowest AQI recorded on
8th Aug 2021
13AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Omuro, Kashiwa, 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
1PM4th Aug
87AQI
Avg. Lowest Time
2AM5th Aug
40AQI
In the last 24 hours,
Omuro's AQI reached its highest point of 87 at 1 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
Omuro, Kashiwa, 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 2025414 AMAQI
6th Jul 2025425 AMAQI
6th Jul 2025436 AMAQI
6th Jul 2025437 AMAQI
6th Jul 2025428 AMAQI
6th Jul 2025629 AMAQI
6th Jul 20258810 AMAQI
6th Jul 20258811 AMAQI
6th Jul 20258512 PMAQI
6th Jul 2025701 PMAQI
6th Jul 2025712 PMAQI
6th Jul 2025753 PMAQI
6th Jul 2025774 PMAQI
6th Jul 2025755 PMAQI
6th Jul 2025806 PMAQI
6th Jul 2025867 PMAQI
6th Jul 2025828 PMAQI
6th Jul 2025589 PMAQI
6th Jul 20255810 PMAQI
6th Jul 20255911 PMAQI
7th Jul 20255812 AMAQI
7th Jul 2025501 AMAQI
7th Jul 2025472 AMAQI
7th Jul 2025473 AMAQI
30°C26/35°C
7th Jul 2025494 AMAQI
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 20251089 AMAQI
7th Jul 202512610 AMAQI
7th Jul 202512611 AMAQI
7th Jul 202511612 PMAQI
7th Jul 2025921 PMAQI
7th Jul 2025852 PMAQI
7th Jul 2025763 PMAQI
7th Jul 2025754 PMAQI
7th Jul 2025835 PMAQI
7th Jul 2025846 PMAQI
7th Jul 2025877 PMAQI
7th Jul 2025868 PMAQI
7th Jul 2025719 PMAQI
7th Jul 20256810 PMAQI
7th Jul 20256911 PMAQI
8th Jul 20256612 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025562 AMAQI
8th Jul 2025563 AMAQI
30°C27/36°C
8th Jul 2025574 AMAQI
8th Jul 2025615 AMAQI
8th Jul 2025626 AMAQI
8th Jul 2025627 AMAQI
8th Jul 2025618 AMAQI
8th Jul 20251099 AMAQI
8th Jul 202512610 AMAQI
8th Jul 202511711 AMAQI
8th Jul 202510412 PMAQI
8th Jul 2025881 PMAQI
8th Jul 2025792 PMAQI
8th Jul 2025783 PMAQI
8th Jul 2025864 PMAQI
8th Jul 2025825 PMAQI
8th Jul 2025826 PMAQI
8th Jul 2025847 PMAQI
8th Jul 2025798 PMAQI
8th Jul 2025749 PMAQI
8th Jul 20257310 PMAQI
8th Jul 20257611 PMAQI
9th Jul 20257412 AMAQI
9th Jul 2025661 AMAQI
9th Jul 2025642 AMAQI
9th Jul 2025643 AMAQI
30°C27/36°C
9th Jul 2025664 AMAQI
9th Jul 2025705 AMAQI
9th Jul 2025716 AMAQI
9th Jul 2025717 AMAQI
9th Jul 2025708 AMAQI
9th Jul 2025989 AMAQI
9th Jul 202511410 AMAQI
9th Jul 202511111 AMAQI
9th Jul 202510612 PMAQI
9th Jul 2025971 PMAQI
9th Jul 2025962 PMAQI
9th Jul 20251023 PMAQI
9th Jul 20251144 PMAQI
9th Jul 2025965 PMAQI
9th Jul 2025786 PMAQI
9th Jul 2025617 PMAQI
9th Jul 2025608 PMAQI
9th Jul 2025669 PMAQI
9th Jul 20256510 PMAQI
9th Jul 20256511 PMAQI
10th Jul 20256612 AMAQI
10th Jul 2025691 AMAQI
10th Jul 2025712 AMAQI
10th Jul 2025713 AMAQI
30°C27/35°C
10th Jul 2025724 AMAQI
10th Jul 2025755 AMAQI
10th Jul 2025766 AMAQI
10th Jul 2025767 AMAQI
10th Jul 2025758 AMAQI
10th Jul 2025469 AMAQI
10th Jul 20254910 AMAQI
10th Jul 20256411 AMAQI
10th Jul 20256012 PMAQI
10th Jul 2025641 PMAQI
10th Jul 2025632 PMAQI
10th Jul 2025553 PMAQI
10th Jul 2025574 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025546 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025538 PMAQI
10th Jul 2025629 PMAQI
10th Jul 20256110 PMAQI
10th Jul 20256211 PMAQI
11th Jul 20256212 AMAQI
11th Jul 2025661 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025703 AMAQI
28°C22/34°C
11th Jul 2025704 AMAQI
11th Jul 2025665 AMAQI
11th Jul 2025666 AMAQI
11th Jul 2025677 AMAQI
11th Jul 2025668 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251911 AMAQI
11th Jul 20252412 PMAQI
11th Jul 2025401 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025423 PMAQI
11th Jul 2025424 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025456 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025498 PMAQI
11th Jul 2025609 PMAQI
11th Jul 20256010 PMAQI
11th Jul 20256011 PMAQI
12th Jul 20256112 AMAQI
12th Jul 2025641 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
23°C21/26°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 20254010 AMAQI
12th Jul 20254611 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025501 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025503 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025476 PMAQI
12th Jul 2025457 PMAQI
12th Jul 2025478 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255810 PMAQI
12th Jul 20255811 PMAQI
13th Jul 20255812 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
23°C21/27°C
13th Jul 2025614 AMAQI
13th Jul 2025605 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025479 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254411 AMAQI
13th Jul 20255312 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025532 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025505 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025407 PMAQI
13th Jul 2025448 PMAQI
13th Jul 2025569 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255511 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025582 AMAQI
14th Jul 2025583 AMAQI
26°C23/30°C
14th Jul 2025584 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025289 AMAQI
14th Jul 20251910 AMAQI
14th Jul 20253011 AMAQI
14th Jul 20251912 PMAQI
14th Jul 2025301 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025333 PMAQI
14th Jul 2025334 PMAQI
14th Jul 2025375 PMAQI
14th Jul 2025406 PMAQI
14th Jul 2025397 PMAQI
14th Jul 2025398 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 2025563 AMAQI
25°C24/29°C
15th Jul 2025564 AMAQI
15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20252510 AMAQI
15th Jul 20252811 AMAQI
15th Jul 20253012 PMAQI
15th Jul 2025321 PMAQI
15th Jul 2025292 PMAQI
15th Jul 2025353 PMAQI
15th Jul 2025404 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025388 PMAQI
15th Jul 2025509 PMAQI
15th Jul 20255010 PMAQI
15th Jul 20255111 PMAQI
16th Jul 20255112 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025543 AMAQI
26°C25/28°C
16th Jul 2025544 AMAQI
16th Jul 2025525 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025499 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20253511 AMAQI
16th Jul 20253012 PMAQI
16th Jul 2025321 PMAQI
16th Jul 2025292 PMAQI
16th Jul 2025363 PMAQI
16th Jul 2025374 PMAQI
16th Jul 2025355 PMAQI
16th Jul 2025346 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025338 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20254510 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
26°C25/28°C
17th Jul 2025514 AMAQI
17th Jul 2025505 AMAQI
17th Jul 2025506 AMAQI
17th Jul 2025507 AMAQI
17th Jul 2025508 AMAQI
17th Jul 2025299 AMAQI
17th Jul 20252810 AMAQI
17th Jul 20253611 AMAQI
17th Jul 20254912 PMAQI
17th Jul 2025391 PMAQI
17th Jul 2025392 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025374 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025366 PMAQI
17th Jul 2025397 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025449 PMAQI
17th Jul 20254310 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025471 AMAQI
18th Jul 2025482 AMAQI
18th Jul 2025483 AMAQI
28°C26/31°C
18th Jul 2025484 AMAQI
18th Jul 2025465 AMAQI
18th Jul 2025456 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025458 AMAQI
18th Jul 2025489 AMAQI
18th Jul 20253510 AMAQI
18th Jul 20252711 AMAQI
18th Jul 20253212 PMAQI
18th Jul 2025311 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025293 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025306 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025419 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
28°C25/32°C
19th Jul 2025444 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025426 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025419 AMAQI
19th Jul 20254310 AMAQI
19th Jul 20252211 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025212 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025184 PMAQI
19th Jul 2025165 PMAQI
19th Jul 2025166 PMAQI
19th Jul 2025167 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253710 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025411 AMAQI
20th Jul 2025442 AMAQI
20th Jul 2025443 AMAQI
28°C25/32°C
20th Jul 2025434 AMAQI
20th Jul 2025415 AMAQI
20th Jul 2025416 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025418 AMAQI
20th Jul 2025349 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20253211 AMAQI
20th Jul 20253112 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025273 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025175 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025258 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253311 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025413 AMAQI
29°C26/33°C
21st Jul 2025414 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025399 AMAQI
21st Jul 20253410 AMAQI
21st Jul 20254711 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025451 PMAQI
21st Jul 2025482 PMAQI
21st Jul 2025443 PMAQI
21st Jul 2025494 PMAQI
21st Jul 2025385 PMAQI
21st Jul 2025346 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025268 PMAQI
21st Jul 2025319 PMAQI
21st Jul 20253110 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253412 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025383 AMAQI
30°C26/35°C
22nd Jul 2025394 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20255810 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20255712 PMAQI
22nd Jul 2025531 PMAQI
22nd Jul 2025542 PMAQI
22nd Jul 2025543 PMAQI
22nd Jul 2025534 PMAQI
22nd Jul 2025485 PMAQI
22nd Jul 2025206 PMAQI
22nd Jul 2025207 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025299 PMAQI
22nd Jul 20253010 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025351 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025383 AMAQI
30°C26/35°C
23rd Jul 2025384 AMAQI
23rd Jul 2025405 AMAQI
23rd Jul 2025416 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025429 AMAQI
23rd Jul 20254410 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20255812 PMAQI
23rd Jul 2025541 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025563 PMAQI
23rd Jul 2025564 PMAQI
23rd Jul 2025505 PMAQI
23rd Jul 2025316 PMAQI
23rd Jul 2025237 PMAQI
23rd Jul 2025298 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252911 PMAQI
24th Jul 20253112 AMAQI
24th Jul 2025361 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025383 AMAQI
30°C26/36°C
24th Jul 2025384 AMAQI
24th Jul 2025415 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025417 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025519 AMAQI
24th Jul 20255510 AMAQI
24th Jul 20255811 AMAQI
24th Jul 20255612 PMAQI
24th Jul 2025541 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025584 PMAQI
24th Jul 2025485 PMAQI
24th Jul 2025316 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025228 PMAQI
24th Jul 2025329 PMAQI
24th Jul 20253310 PMAQI
24th Jul 20253211 PMAQI
25th Jul 20253512 AMAQI
25th Jul 2025371 AMAQI
25th Jul 2025372 AMAQI
25th Jul 2025383 AMAQI
30°C26/37°C
25th Jul 2025394 AMAQI
25th Jul 2025425 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025428 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20254610 AMAQI
25th Jul 20254111 AMAQI
25th Jul 20255212 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025502 PMAQI
25th Jul 2025403 PMAQI
25th Jul 2025314 PMAQI
25th Jul 2025315 PMAQI
25th Jul 2025286 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025228 PMAQI
25th Jul 2025339 PMAQI
25th Jul 20253210 PMAQI
25th Jul 20253111 PMAQI
26th Jul 20253112 AMAQI
26th Jul 2025381 AMAQI
26th Jul 2025392 AMAQI
26th Jul 2025393 AMAQI
30°C27/36°C
26th Jul 2025404 AMAQI
26th Jul 2025415 AMAQI
26th Jul 2025416 AMAQI
26th Jul 2025417 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025339 AMAQI
26th Jul 20253010 AMAQI
26th Jul 20253411 AMAQI
26th Jul 20254412 PMAQI
26th Jul 2025461 PMAQI
26th Jul 2025502 PMAQI
26th Jul 2025483 PMAQI
26th Jul 2025404 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025196 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025248 PMAQI
26th Jul 2025319 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253311 PMAQI
27th Jul 20253312 AMAQI
27th Jul 2025381 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025383 AMAQI
30°C27/36°C
27th Jul 2025374 AMAQI
27th Jul 2025385 AMAQI
27th Jul 2025376 AMAQI
27th Jul 2025387 AMAQI
27th Jul 2025378 AMAQI
27th Jul 2025459 AMAQI
27th Jul 20254510 AMAQI
27th Jul 20255211 AMAQI
27th Jul 20255012 PMAQI
27th Jul 2025411 PMAQI
27th Jul 2025452 PMAQI
27th Jul 2025333 PMAQI
27th Jul 2025284 PMAQI
27th Jul 2025275 PMAQI
27th Jul 2025216 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025289 PMAQI
27th Jul 20252910 PMAQI
27th Jul 20253011 PMAQI
28th Jul 20253012 AMAQI
28th Jul 2025351 AMAQI
28th Jul 2025372 AMAQI
28th Jul 2025373 AMAQI
30°C26/35°C
28th Jul 2025384 AMAQI
28th Jul 2025385 AMAQI
28th Jul 2025406 AMAQI
28th Jul 2025397 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025422 PMAQI
28th Jul 2025533 PMAQI
28th Jul 2025554 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025416 PMAQI
28th Jul 2025387 PMAQI
28th Jul 2025338 PMAQI
28th Jul 2025369 PMAQI
28th Jul 20253710 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025371 AMAQI
29th Jul 2025382 AMAQI
29th Jul 2025373 AMAQI
30°C26/37°C
29th Jul 2025384 AMAQI
29th Jul 2025395 AMAQI
29th Jul 2025386 AMAQI
29th Jul 2025387 AMAQI
29th Jul 2025378 AMAQI
29th Jul 2025459 AMAQI
29th Jul 20255510 AMAQI
29th Jul 20255811 AMAQI
29th Jul 20255812 PMAQI
29th Jul 2025591 PMAQI
29th Jul 2025572 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025424 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025226 PMAQI
29th Jul 2025197 PMAQI
29th Jul 2025228 PMAQI
29th Jul 2025289 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025331 AMAQI
30th Jul 2025372 AMAQI
30th Jul 2025383 AMAQI
31°C26/37°C
30th Jul 2025394 AMAQI
30th Jul 2025425 AMAQI
30th Jul 2025416 AMAQI
30th Jul 2025417 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025309 AMAQI
30th Jul 20252310 AMAQI
30th Jul 20252411 AMAQI
30th Jul 20253312 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025252 PMAQI
30th Jul 2025233 PMAQI
30th Jul 2025284 PMAQI
30th Jul 2025305 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025257 PMAQI
30th Jul 2025288 PMAQI
30th Jul 2025339 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025371 AMAQI
31st Jul 2025372 AMAQI
31st Jul 2025373 AMAQI
29°C25/34°C
31st Jul 2025384 AMAQI
31st Jul 2025385 AMAQI
31st Jul 2025386 AMAQI
31st Jul 2025387 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025389 AMAQI
31st Jul 20253810 AMAQI
31st Jul 20253511 AMAQI
31st Jul 20253312 PMAQI
31st Jul 2025361 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025293 PMAQI
31st Jul 2025304 PMAQI
31st Jul 2025305 PMAQI
31st Jul 2025256 PMAQI
31st Jul 2025187 PMAQI
31st Jul 2025248 PMAQI
31st Jul 2025269 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252612 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025322 AMAQI
1st Aug 2025343 AMAQI
28°C24/32°C
1st Aug 2025344 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20253811 AMAQI
1st Aug 20255012 PMAQI
1st Aug 2025371 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025283 PMAQI
1st Aug 2025394 PMAQI
1st Aug 2025305 PMAQI
1st Aug 2025336 PMAQI
1st Aug 2025217 PMAQI
1st Aug 2025278 PMAQI
1st Aug 2025269 PMAQI
1st Aug 20253110 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252712 AMAQI
2nd Aug 2025311 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025373 AMAQI
28°C25/32°C
2nd Aug 2025374 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025319 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20254411 AMAQI
2nd Aug 20254012 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025504 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254311 PMAQI
3rd Aug 20253312 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
30°C25/36°C
3rd Aug 2025404 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025386 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 2025491 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025493 PMAQI
3rd Aug 2025474 PMAQI
3rd Aug 2025565 PMAQI
3rd Aug 2025536 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025419 PMAQI
3rd Aug 20254210 PMAQI
3rd Aug 20253911 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
31°C27/36°C
4th Aug 2025424 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025589 AMAQI
4th Aug 20256410 AMAQI
4th Aug 20257811 AMAQI
4th Aug 20258012 PMAQI
4th Aug 2025871 PMAQI
4th Aug 2025832 PMAQI
4th Aug 2025813 PMAQI
4th Aug 2025854 PMAQI
4th Aug 2025865 PMAQI
4th Aug 2025756 PMAQI
4th Aug 2025777 PMAQI
4th Aug 2025668 PMAQI
4th Aug 2025609 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20254911 PMAQI
5th Aug 20255112 AMAQI
5th Aug 2025431 AMAQI
5th Aug 2025402 AMAQI
--°C/°C
4 AM
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 4 PM
48AQI
13 hours / Day
390 hours / Month
Avg. Lowest Time
6 PM
41AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 PM (Avg. 48), while the lowest AQI was between 6 PM to 6 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 3 AM
46AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM
40AQI
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. 46), while the lowest AQI was between 7 PM to 8 PM (Avg. 40).
2025 Days Vs Air Quality
Omuro, Kashiwa, Chiba, Japan
2025
87%
187
13%
28
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
187 DaysModerate
28 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 216 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
Omuro, Kashiwa, 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
34AQI
34AQI
2nd January 2025
31AQI
31AQI
3rd January 2025
26AQI
26AQI
4th January 2025
27AQI
27AQI
5th January 2025
35AQI
35AQI
6th January 2025
60AQI
60AQI
7th January 2025
31AQI
31AQI
8th January 2025
36AQI
36AQI
9th January 2025
31AQI
31AQI
10th January 2025
29AQI
29AQI
11th January 2025
30AQI
30AQI
12th January 2025
39AQI
39AQI
13th January 2025
29AQI
29AQI
14th January 2025
41AQI
41AQI
15th January 2025
38AQI
38AQI
16th January 2025
35AQI
35AQI
17th January 2025
31AQI
31AQI
18th January 2025
37AQI
37AQI
19th January 2025
58AQI
58AQI
20th January 2025
41AQI
41AQI
21st January 2025
49AQI
49AQI
22nd January 2025
43AQI
43AQI
23rd January 2025
57AQI
57AQI
24th January 2025
48AQI
48AQI
25th January 2025
44AQI
44AQI
26th January 2025
36AQI
36AQI
27th January 2025
40AQI
40AQI
28th January 2025
45AQI
45AQI
29th January 2025
33AQI
33AQI
30th January 2025
35AQI
35AQI
31st January 2025
29AQI
29AQI
1st February 2025
44AQI
44AQI
2nd February 2025
37AQI
37AQI
3rd February 2025
46AQI
46AQI
4th February 2025
32AQI
32AQI
5th February 2025
34AQI
34AQI
6th February 2025
28AQI
28AQI
7th February 2025
30AQI
30AQI
8th February 2025
28AQI
28AQI
9th February 2025
29AQI
29AQI
10th February 2025
30AQI
30AQI
11th February 2025
31AQI
31AQI
12th February 2025
42AQI
42AQI
13th February 2025
45AQI
45AQI
14th February 2025
35AQI
35AQI
15th February 2025
44AQI
44AQI
16th February 2025
42AQI
42AQI
17th February 2025
40AQI
40AQI
18th February 2025
33AQI
33AQI
19th February 2025
31AQI
31AQI
20th February 2025
30AQI
30AQI
21st February 2025
30AQI
30AQI
22nd February 2025
31AQI
31AQI
23rd February 2025
32AQI
32AQI
24th February 2025
33AQI
33AQI
25th February 2025
33AQI
33AQI
26th February 2025
40AQI
40AQI
27th February 2025
43AQI
43AQI
28th February 2025
57AQI
57AQI
1st March 2025
52AQI
52AQI
2nd March 2025
65AQI
65AQI
3rd March 2025
40AQI
40AQI
4th March 2025
41AQI
41AQI
5th March 2025
28AQI
28AQI
6th March 2025
33AQI
33AQI
7th March 2025
31AQI
31AQI
8th March 2025
39AQI
39AQI
9th March 2025
35AQI
35AQI
10th March 2025
37AQI
37AQI
11th March 2025
44AQI
44AQI
12th March 2025
53AQI
53AQI
13th March 2025
43AQI
43AQI
14th March 2025
44AQI
44AQI
15th March 2025
39AQI
39AQI
16th March 2025
32AQI
32AQI
17th March 2025
24AQI
24AQI
18th March 2025
28AQI
28AQI
19th March 2025
19AQI
19AQI
20th March 2025
25AQI
25AQI
21st March 2025
42AQI
42AQI
22nd March 2025
53AQI
53AQI
23rd March 2025
56AQI
56AQI
24th March 2025
54AQI
54AQI
25th March 2025
71AQI
71AQI
26th March 2025
72AQI
72AQI
27th March 2025
73AQI
73AQI
28th March 2025
50AQI
50AQI
29th March 2025
40AQI
40AQI
30th March 2025
42AQI
42AQI
31st March 2025
34AQI
34AQI
1st April 2025
30AQI
30AQI
2nd April 2025
23AQI
23AQI
3rd April 2025
21AQI
21AQI
4th April 2025
21AQI
21AQI
5th April 2025
28AQI
28AQI
6th April 2025
24AQI
24AQI
7th April 2025
30AQI
30AQI
8th April 2025
39AQI
39AQI
9th April 2025
27AQI
27AQI
10th April 2025
48AQI
48AQI
11th April 2025
39AQI
39AQI
12th April 2025
41AQI
41AQI
13th April 2025
30AQI
30AQI
14th April 2025
42AQI
42AQI
15th April 2025
29AQI
29AQI
16th April 2025
34AQI
34AQI
17th April 2025
46AQI
46AQI
18th April 2025
53AQI
53AQI
19th April 2025
66AQI
66AQI
20th April 2025
52AQI
52AQI
21st April 2025
48AQI
48AQI
22nd April 2025
47AQI
47AQI
23rd April 2025
32AQI
32AQI
24th April 2025
40AQI
40AQI
25th April 2025
46AQI
46AQI
26th April 2025
47AQI
47AQI
27th April 2025
54AQI
54AQI
28th April 2025
46AQI
46AQI
29th April 2025
36AQI
36AQI
30th April 2025
47AQI
47AQI
1st May 2025
41AQI
41AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
35AQI
35AQI
4th May 2025
37AQI
37AQI
5th May 2025
37AQI
37AQI
6th May 2025
29AQI
29AQI
7th May 2025
26AQI
26AQI
8th May 2025
30AQI
30AQI
9th May 2025
31AQI
31AQI
10th May 2025
23AQI
23AQI
11th May 2025
28AQI
28AQI
12th May 2025
22AQI
22AQI
13th May 2025
36AQI
36AQI
14th May 2025
37AQI
37AQI
15th May 2025
41AQI
41AQI
16th May 2025
44AQI
44AQI
17th May 2025
29AQI
29AQI
18th May 2025
48AQI
48AQI
19th May 2025
42AQI
42AQI
20th May 2025
65AQI
65AQI
21st May 2025
50AQI
50AQI
22nd May 2025
47AQI
47AQI
23rd May 2025
44AQI
44AQI
24th May 2025
42AQI
42AQI
25th May 2025
30AQI
30AQI
26th May 2025
29AQI
29AQI
27th May 2025
25AQI
25AQI
28th May 2025
27AQI
27AQI
29th May 2025
29AQI
29AQI
30th May 2025
24AQI
24AQI
31st May 2025
17AQI
17AQI
1st June 2025
24AQI
24AQI
2nd June 2025
30AQI
30AQI
3rd June 2025
32AQI
32AQI
4th June 2025
29AQI
29AQI
5th June 2025
40AQI
40AQI
6th June 2025
46AQI
46AQI
7th June 2025
49AQI
49AQI
8th June 2025
59AQI
59AQI
9th June 2025
48AQI
48AQI
10th June 2025
36AQI
36AQI
11th June 2025
34AQI
34AQI
12th June 2025
39AQI
39AQI
13th June 2025
41AQI
41AQI
14th June 2025
37AQI
37AQI
15th June 2025
36AQI
36AQI
16th June 2025
41AQI
41AQI
17th June 2025
52AQI
52AQI
18th June 2025
45AQI
45AQI
19th June 2025
44AQI
44AQI
20th June 2025
40AQI
40AQI
21st June 2025
36AQI
36AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
27AQI
27AQI
24th June 2025
25AQI
25AQI
25th June 2025
22AQI
22AQI
26th June 2025
22AQI
22AQI
27th June 2025
28AQI
28AQI
28th June 2025
28AQI
28AQI
29th June 2025
32AQI
32AQI
30th June 2025
34AQI
34AQI
1st July 2025
37AQI
37AQI
2nd July 2025
41AQI
41AQI
3rd July 2025
44AQI
44AQI
4th July 2025
45AQI
45AQI
5th July 2025
49AQI
49AQI
6th July 2025
60AQI
60AQI
7th July 2025
72AQI
72AQI
8th July 2025
76AQI
76AQI
9th July 2025
78AQI
78AQI
10th July 2025
63AQI
63AQI
11th July 2025
54AQI
54AQI
12th July 2025
55AQI
55AQI
13th July 2025
54AQI
54AQI
14th July 2025
47AQI
47AQI
15th July 2025
46AQI
46AQI
16th July 2025
44AQI
44AQI
17th July 2025
44AQI
44AQI
18th July 2025
40AQI
40AQI
19th July 2025
33AQI
33AQI
20th July 2025
33AQI
33AQI
21st July 2025
37AQI
37AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
39AQI
39AQI
24th July 2025
41AQI
41AQI
25th July 2025
37AQI
37AQI
26th July 2025
35AQI
35AQI
27th July 2025
34AQI
34AQI
28th July 2025
38AQI
38AQI
29th July 2025
37AQI
37AQI
30th July 2025
32AQI
32AQI
31st July 2025
32AQI
32AQI
1st August 2025
32AQI
32AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
42AQI
42AQI
38AQI
36AQI
43AQI
39AQI
35AQI
36AQI
46AQI
38AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
28
3
27
1
22
9
26
4
30
1
28
2
23
8
3
187
28
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
May35AQI
202439AQI
22
9
25
4
23
8
20
10
27
4
26
4
18
13
28
2
29
1
30
1
26
4
30
1
304
61
Highest AQI recorded in
July50AQI
Lowest AQI recorded in
September32AQI
202341AQI
23
7
1
21
7
23
8
21
9
26
5
20
10
22
9
29
2
29
1
29
2
18
11
19
12
280
83
1
Highest AQI recorded in
December49AQI
Lowest AQI recorded in
August29AQI
202239AQI
24
6
15
7
22
9
13
4
26
5
23
7
19
5
2
28
26
5
19
11
23
8
240
67
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
September31AQI
202139AQI
19
11
1
18
10
22
9
23
7
24
7
26
4
29
2
28
3
29
1
27
4
19
11
18
13
282
82
1
Highest AQI recorded in
December48AQI
Lowest AQI recorded in
August32AQI
202038AQI
11
2
17
4
16
2
23
7
31
22
9
18
1
27
4
15
14
1
18
13
198
56
1
Highest AQI recorded in
December49AQI
Lowest AQI recorded in
September27AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
41AQILeast Polluted Year Recorded
2020(Avg.)
38AQIOmuro's annual 2025 AQI (39) shows an average percentage change of -1.08% (improved AQI) compared to previous years: 2020 (38), 2021 (39), 2022 (39), 2023 (41), 2024 (39).
