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HistoryAQIPM2.5PM10COSO2NO2O3

Ogawacho, Oyama, Kanagawa, 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+

October Air Quality Analysis

Ogawacho, Oyama, Kanagawa, Japan

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
8th Oct 2025
52AQI
Lowest AQI recorded on
1st Oct 2025
17AQI

Same Day Analysis (13th October ):
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

Globe

Day & Night AQI Trend: 13th Oct - 14th Oct 2025

Ogawacho, Oyama, Kanagawa, Japan

AQI
Day
Night
.

5 AM13th Oct 2025

5 PM

4 AM14th Oct 2025

Day time
Avg. Highest Time
11AM13th Oct

58AQI

Avg. Lowest Time
2PM13th Oct

48AQI

Night time
Avg. Highest Time
6PM13th Oct

52AQI

Avg. Lowest Time
12AM14th Oct

28AQI

In the last 24 hours,

Ogawacho's AQI reached its highest point of 58 at 11 AM during the Day, while the lowest point, 28, was recorded at 12 AM during the Night between 13th Oct and 14th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Ogawacho, Oyama, Kanagawa, Japan

SepOct
14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th
Day
Night
14th Sep 2025345 AMAQI
14th Sep 2025346 AMAQI
14th Sep 2025347 AMAQI
14th Sep 2025358 AMAQI
14th Sep 2025309 AMAQI
14th Sep 20252910 AMAQI
14th Sep 20253611 AMAQI
14th Sep 20253612 PMAQI
14th Sep 2025401 PMAQI
14th Sep 2025392 PMAQI
14th Sep 2025463 PMAQI
14th Sep 2025454 PMAQI
14th Sep 2025545 PMAQI
14th Sep 2025526 PMAQI
14th Sep 2025527 PMAQI
14th Sep 2025488 PMAQI
14th Sep 2025479 PMAQI
14th Sep 20254010 PMAQI
14th Sep 20254011 PMAQI
15th Sep 20253912 AMAQI
15th Sep 2025351 AMAQI
15th Sep 2025332 AMAQI
15th Sep 2025333 AMAQI
15th Sep 2025344 AMAQI

28°C27/28°C

15th Sep 2025335 AMAQI
15th Sep 2025346 AMAQI
15th Sep 2025357 AMAQI
15th Sep 2025348 AMAQI
15th Sep 2025439 AMAQI
15th Sep 20254010 AMAQI
15th Sep 20254611 AMAQI
15th Sep 20254412 PMAQI
15th Sep 2025441 PMAQI
15th Sep 2025312 PMAQI
15th Sep 2025243 PMAQI
15th Sep 2025224 PMAQI
15th Sep 2025225 PMAQI
15th Sep 2025236 PMAQI
15th Sep 2025207 PMAQI
15th Sep 2025218 PMAQI
15th Sep 2025369 PMAQI
15th Sep 20253810 PMAQI
15th Sep 20253211 PMAQI
16th Sep 20253412 AMAQI
16th Sep 2025351 AMAQI
16th Sep 2025342 AMAQI
16th Sep 2025343 AMAQI
16th Sep 2025364 AMAQI

27°C26/27°C

16th Sep 2025365 AMAQI
16th Sep 2025366 AMAQI
16th Sep 2025367 AMAQI
16th Sep 2025368 AMAQI
16th Sep 2025469 AMAQI
16th Sep 20254910 AMAQI
16th Sep 20255411 AMAQI
16th Sep 20255412 PMAQI
16th Sep 2025481 PMAQI
16th Sep 2025372 PMAQI
16th Sep 2025343 PMAQI
16th Sep 2025324 PMAQI
16th Sep 2025295 PMAQI
16th Sep 2025246 PMAQI
16th Sep 2025237 PMAQI
16th Sep 2025268 PMAQI
16th Sep 2025249 PMAQI
16th Sep 20252810 PMAQI
16th Sep 20253011 PMAQI
17th Sep 20252812 AMAQI
17th Sep 2025341 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025353 AMAQI
17th Sep 2025364 AMAQI

27°C26/28°C

17th Sep 2025385 AMAQI
17th Sep 2025386 AMAQI
17th Sep 2025387 AMAQI
17th Sep 2025388 AMAQI
17th Sep 2025499 AMAQI
17th Sep 20255210 AMAQI
17th Sep 20255411 AMAQI
17th Sep 20255812 PMAQI
17th Sep 2025621 PMAQI
17th Sep 2025632 PMAQI
17th Sep 2025603 PMAQI
17th Sep 2025604 PMAQI
17th Sep 2025655 PMAQI
17th Sep 2025616 PMAQI
17th Sep 2025657 PMAQI
17th Sep 2025568 PMAQI
17th Sep 2025569 PMAQI
17th Sep 20255710 PMAQI
17th Sep 20255811 PMAQI
18th Sep 20255712 AMAQI
18th Sep 2025511 AMAQI
18th Sep 2025352 AMAQI
18th Sep 2025353 AMAQI
18th Sep 2025394 AMAQI

27°C26/28°C

18th Sep 2025425 AMAQI
18th Sep 2025426 AMAQI
18th Sep 2025437 AMAQI
18th Sep 2025438 AMAQI
18th Sep 2025659 AMAQI
18th Sep 20257210 AMAQI
18th Sep 20257311 AMAQI
18th Sep 20257112 PMAQI
18th Sep 2025571 PMAQI
18th Sep 2025482 PMAQI
18th Sep 2025663 PMAQI
18th Sep 2025684 PMAQI
18th Sep 2025665 PMAQI
18th Sep 2025646 PMAQI
18th Sep 2025477 PMAQI
18th Sep 2025348 PMAQI
18th Sep 2025329 PMAQI
18th Sep 20253310 PMAQI
18th Sep 20253411 PMAQI
19th Sep 20253312 AMAQI
19th Sep 2025381 AMAQI
19th Sep 2025462 AMAQI
19th Sep 2025463 AMAQI
19th Sep 2025494 AMAQI

27°C24/29°C

19th Sep 2025535 AMAQI
19th Sep 2025526 AMAQI
19th Sep 2025537 AMAQI
19th Sep 2025538 AMAQI
19th Sep 2025329 AMAQI
19th Sep 20252010 AMAQI
19th Sep 20252511 AMAQI
19th Sep 20252112 PMAQI
19th Sep 2025251 PMAQI
19th Sep 2025282 PMAQI
19th Sep 2025303 PMAQI
19th Sep 2025304 PMAQI
19th Sep 2025305 PMAQI
19th Sep 2025326 PMAQI
19th Sep 2025347 PMAQI
19th Sep 2025378 PMAQI
19th Sep 2025409 PMAQI
19th Sep 20254210 PMAQI
19th Sep 20254411 PMAQI
20th Sep 20253812 AMAQI
20th Sep 2025441 AMAQI
20th Sep 2025482 AMAQI
20th Sep 2025473 AMAQI
20th Sep 2025444 AMAQI

23°C21/23°C

20th Sep 2025425 AMAQI
20th Sep 2025436 AMAQI
20th Sep 2025437 AMAQI
20th Sep 2025428 AMAQI
20th Sep 2025339 AMAQI
20th Sep 20253110 AMAQI
20th Sep 20252711 AMAQI
20th Sep 20251212 PMAQI
20th Sep 2025201 PMAQI
20th Sep 2025312 PMAQI
20th Sep 2025243 PMAQI
20th Sep 2025234 PMAQI
20th Sep 2025215 PMAQI
20th Sep 2025226 PMAQI
20th Sep 2025277 PMAQI
20th Sep 2025338 PMAQI
20th Sep 2025409 PMAQI
20th Sep 20253810 PMAQI
20th Sep 20253911 PMAQI
21st Sep 20254012 AMAQI
21st Sep 2025391 AMAQI
21st Sep 2025432 AMAQI
21st Sep 2025443 AMAQI
21st Sep 2025414 AMAQI

24°C23/26°C

21st Sep 2025405 AMAQI
21st Sep 2025406 AMAQI
21st Sep 2025407 AMAQI
21st Sep 2025408 AMAQI
21st Sep 2025499 AMAQI
21st Sep 20253010 AMAQI
21st Sep 20251611 AMAQI
21st Sep 20252612 PMAQI
21st Sep 2025271 PMAQI
21st Sep 2025222 PMAQI
21st Sep 2025183 PMAQI
21st Sep 2025174 PMAQI
21st Sep 2025145 PMAQI
21st Sep 2025156 PMAQI
21st Sep 2025237 PMAQI
21st Sep 2025288 PMAQI
21st Sep 2025329 PMAQI
21st Sep 20253110 PMAQI
21st Sep 20253111 PMAQI
22nd Sep 20253112 AMAQI
22nd Sep 2025361 AMAQI
22nd Sep 2025412 AMAQI
22nd Sep 2025413 AMAQI
22nd Sep 2025394 AMAQI

26°C23/29°C

22nd Sep 2025375 AMAQI
22nd Sep 2025386 AMAQI
22nd Sep 2025377 AMAQI
22nd Sep 2025388 AMAQI
22nd Sep 2025219 AMAQI
22nd Sep 20252010 AMAQI
22nd Sep 20252211 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025231 PMAQI
22nd Sep 2025192 PMAQI
22nd Sep 2025183 PMAQI
22nd Sep 2025204 PMAQI
22nd Sep 2025275 PMAQI
22nd Sep 2025306 PMAQI
22nd Sep 2025277 PMAQI
22nd Sep 2025268 PMAQI
22nd Sep 2025319 PMAQI
22nd Sep 20253210 PMAQI
22nd Sep 20253111 PMAQI
23rd Sep 20253012 AMAQI
23rd Sep 2025341 AMAQI
23rd Sep 2025382 AMAQI
23rd Sep 2025373 AMAQI
23rd Sep 2025364 AMAQI

23°C22/25°C

23rd Sep 2025345 AMAQI
23rd Sep 2025346 AMAQI
23rd Sep 2025337 AMAQI
23rd Sep 2025348 AMAQI
23rd Sep 2025279 AMAQI
23rd Sep 20252410 AMAQI
23rd Sep 20252311 AMAQI
23rd Sep 20252412 PMAQI
23rd Sep 2025261 PMAQI
23rd Sep 2025232 PMAQI
23rd Sep 2025143 PMAQI
23rd Sep 2025154 PMAQI
23rd Sep 2025165 PMAQI
23rd Sep 2025186 PMAQI
23rd Sep 2025227 PMAQI
23rd Sep 2025308 PMAQI
23rd Sep 2025329 PMAQI
23rd Sep 20252810 PMAQI
23rd Sep 20252711 PMAQI
24th Sep 20252712 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025342 AMAQI
24th Sep 2025343 AMAQI
24th Sep 2025334 AMAQI

23°C22/25°C

24th Sep 2025325 AMAQI
24th Sep 2025326 AMAQI
24th Sep 2025327 AMAQI
24th Sep 2025328 AMAQI
24th Sep 2025209 AMAQI
24th Sep 20251610 AMAQI
24th Sep 20251511 AMAQI
24th Sep 20251412 PMAQI
24th Sep 2025201 PMAQI
24th Sep 2025292 PMAQI
24th Sep 2025343 PMAQI
24th Sep 2025364 PMAQI
24th Sep 2025345 PMAQI
24th Sep 2025306 PMAQI
24th Sep 2025287 PMAQI
24th Sep 2025238 PMAQI
24th Sep 2025269 PMAQI
24th Sep 20252210 PMAQI
24th Sep 20252311 PMAQI
25th Sep 20252812 AMAQI
25th Sep 2025351 AMAQI
25th Sep 2025322 AMAQI
25th Sep 2025323 AMAQI
25th Sep 2025314 AMAQI

23°C22/25°C

25th Sep 2025305 AMAQI
25th Sep 2025306 AMAQI
25th Sep 2025297 AMAQI
25th Sep 2025308 AMAQI
25th Sep 2025349 AMAQI
25th Sep 20253510 AMAQI
25th Sep 20253211 AMAQI
25th Sep 20253012 PMAQI
25th Sep 2025291 PMAQI
25th Sep 2025322 PMAQI
25th Sep 2025343 PMAQI
25th Sep 2025374 PMAQI
25th Sep 2025355 PMAQI
25th Sep 2025346 PMAQI
25th Sep 2025347 PMAQI
25th Sep 2025328 PMAQI
25th Sep 2025309 PMAQI
25th Sep 20253010 PMAQI
25th Sep 20253011 PMAQI
26th Sep 20252812 AMAQI
26th Sep 2025271 AMAQI
26th Sep 2025242 AMAQI
26th Sep 2025203 AMAQI
26th Sep 2025194 AMAQI

24°C22/25°C

26th Sep 2025265 AMAQI
26th Sep 2025256 AMAQI
26th Sep 2025287 AMAQI
26th Sep 2025408 AMAQI
26th Sep 2025429 AMAQI
26th Sep 20255110 AMAQI
26th Sep 20255511 AMAQI
26th Sep 20255412 PMAQI
26th Sep 2025541 PMAQI
26th Sep 2025692 PMAQI
26th Sep 2025863 PMAQI
26th Sep 20251074 PMAQI
26th Sep 2025935 PMAQI
26th Sep 2025556 PMAQI
26th Sep 2025457 PMAQI
26th Sep 2025428 PMAQI
26th Sep 2025369 PMAQI
26th Sep 20253110 PMAQI
26th Sep 20252711 PMAQI
27th Sep 20252412 AMAQI
27th Sep 2025311 AMAQI
27th Sep 2025252 AMAQI
27th Sep 2025293 AMAQI
27th Sep 2025304 AMAQI

25°C24/26°C

27th Sep 2025305 AMAQI
27th Sep 2025286 AMAQI
27th Sep 2025277 AMAQI
27th Sep 2025248 AMAQI
27th Sep 2025279 AMAQI
27th Sep 20252610 AMAQI
27th Sep 20253111 AMAQI
27th Sep 20253312 PMAQI
27th Sep 2025301 PMAQI
27th Sep 2025282 PMAQI
27th Sep 2025193 PMAQI
27th Sep 2025154 PMAQI
27th Sep 2025135 PMAQI
27th Sep 2025116 PMAQI
27th Sep 2025237 PMAQI
27th Sep 2025268 PMAQI
27th Sep 2025279 PMAQI
27th Sep 20252810 PMAQI
27th Sep 20253011 PMAQI
28th Sep 20253312 AMAQI
28th Sep 2025311 AMAQI
28th Sep 2025232 AMAQI
28th Sep 2025363 AMAQI
28th Sep 2025374 AMAQI

24°C23/25°C

28th Sep 2025355 AMAQI
28th Sep 2025386 AMAQI
28th Sep 2025397 AMAQI
28th Sep 2025398 AMAQI
28th Sep 2025409 AMAQI
28th Sep 20253910 AMAQI
28th Sep 20253911 AMAQI
28th Sep 20253912 PMAQI
28th Sep 2025341 PMAQI
28th Sep 2025272 PMAQI
28th Sep 2025193 PMAQI
28th Sep 2025174 PMAQI
28th Sep 2025165 PMAQI
28th Sep 2025166 PMAQI
28th Sep 2025147 PMAQI
28th Sep 2025168 PMAQI
28th Sep 2025179 PMAQI
28th Sep 20251710 PMAQI
28th Sep 20251611 PMAQI
29th Sep 20251512 AMAQI
29th Sep 2025161 AMAQI
29th Sep 2025132 AMAQI
29th Sep 2025103 AMAQI
29th Sep 2025154 AMAQI

25°C24/26°C

29th Sep 2025195 AMAQI
29th Sep 2025226 AMAQI
29th Sep 2025317 AMAQI
29th Sep 2025298 AMAQI
29th Sep 2025319 AMAQI
29th Sep 20254210 AMAQI
29th Sep 20254011 AMAQI
29th Sep 20253012 PMAQI
29th Sep 2025261 PMAQI
29th Sep 2025222 PMAQI
29th Sep 2025223 PMAQI
29th Sep 2025224 PMAQI
29th Sep 2025225 PMAQI
29th Sep 2025196 PMAQI
29th Sep 2025217 PMAQI
29th Sep 2025248 PMAQI
29th Sep 2025279 PMAQI
29th Sep 20252310 PMAQI
29th Sep 20252811 PMAQI
30th Sep 20253512 AMAQI
30th Sep 2025201 AMAQI
30th Sep 202562 AMAQI
30th Sep 202573 AMAQI
30th Sep 2025104 AMAQI

26°C24/27°C

30th Sep 2025185 AMAQI
30th Sep 2025186 AMAQI
30th Sep 2025287 AMAQI
30th Sep 2025328 AMAQI
30th Sep 2025329 AMAQI
30th Sep 20252810 AMAQI
30th Sep 20252711 AMAQI
30th Sep 20252312 PMAQI
30th Sep 2025301 PMAQI
30th Sep 2025312 PMAQI
30th Sep 2025193 PMAQI
30th Sep 2025154 PMAQI
30th Sep 2025145 PMAQI
30th Sep 2025136 PMAQI
30th Sep 2025187 PMAQI
30th Sep 2025138 PMAQI
30th Sep 2025229 PMAQI
30th Sep 20251810 PMAQI
30th Sep 20251611 PMAQI
1st Oct 20251712 AMAQI
1st Oct 2025151 AMAQI
1st Oct 2025122 AMAQI
1st Oct 2025123 AMAQI
1st Oct 2025314 AMAQI

23°C22/25°C

1st Oct 2025185 AMAQI
1st Oct 2025136 AMAQI
1st Oct 2025127 AMAQI
1st Oct 202588 AMAQI
1st Oct 202589 AMAQI
1st Oct 20251110 AMAQI
1st Oct 20251311 AMAQI
1st Oct 20252012 PMAQI
1st Oct 2025261 PMAQI
1st Oct 2025172 PMAQI
1st Oct 2025173 PMAQI
1st Oct 2025174 PMAQI
1st Oct 2025175 PMAQI
1st Oct 2025176 PMAQI
1st Oct 2025167 PMAQI
1st Oct 2025228 PMAQI
1st Oct 2025139 PMAQI
1st Oct 20251410 PMAQI
1st Oct 20252211 PMAQI
2nd Oct 20252212 AMAQI
2nd Oct 2025371 AMAQI
2nd Oct 2025402 AMAQI
2nd Oct 2025383 AMAQI
2nd Oct 2025464 AMAQI

21°C20/21°C

2nd Oct 2025385 AMAQI
2nd Oct 2025386 AMAQI
2nd Oct 2025397 AMAQI
2nd Oct 2025388 AMAQI
2nd Oct 2025379 AMAQI
2nd Oct 20254110 AMAQI
2nd Oct 20254211 AMAQI
2nd Oct 20255212 PMAQI
2nd Oct 2025531 PMAQI
2nd Oct 2025492 PMAQI
2nd Oct 2025533 PMAQI
2nd Oct 2025504 PMAQI
2nd Oct 2025465 PMAQI
2nd Oct 2025486 PMAQI
2nd Oct 2025447 PMAQI
2nd Oct 2025418 PMAQI
2nd Oct 2025459 PMAQI
2nd Oct 20253910 PMAQI
2nd Oct 20254811 PMAQI
3rd Oct 20254812 AMAQI
3rd Oct 2025551 AMAQI
3rd Oct 2025602 AMAQI
3rd Oct 2025523 AMAQI
3rd Oct 2025534 AMAQI

23°C21/25°C

3rd Oct 2025565 AMAQI
3rd Oct 2025546 AMAQI
3rd Oct 2025547 AMAQI
3rd Oct 2025528 AMAQI
3rd Oct 2025449 AMAQI
3rd Oct 20254310 AMAQI
3rd Oct 20255211 AMAQI
3rd Oct 20253812 PMAQI
3rd Oct 2025411 PMAQI
3rd Oct 2025442 PMAQI
3rd Oct 2025403 PMAQI
3rd Oct 2025394 PMAQI
3rd Oct 2025445 PMAQI
3rd Oct 2025496 PMAQI
3rd Oct 2025427 PMAQI
3rd Oct 2025418 PMAQI
3rd Oct 2025449 PMAQI
3rd Oct 20254110 PMAQI
3rd Oct 20253911 PMAQI
4th Oct 20254612 AMAQI
4th Oct 2025391 AMAQI
4th Oct 2025492 AMAQI
4th Oct 2025483 AMAQI
4th Oct 2025544 AMAQI

23°C23/25°C

4th Oct 2025525 AMAQI
4th Oct 2025556 AMAQI
4th Oct 2025577 AMAQI
4th Oct 2025568 AMAQI
4th Oct 2025569 AMAQI
4th Oct 20255610 AMAQI
4th Oct 20255611 AMAQI
4th Oct 20256212 PMAQI
4th Oct 2025641 PMAQI
4th Oct 2025582 PMAQI
4th Oct 2025593 PMAQI
4th Oct 2025584 PMAQI
4th Oct 2025215 PMAQI
4th Oct 2025216 PMAQI
4th Oct 2025267 PMAQI
4th Oct 2025268 PMAQI
4th Oct 2025289 PMAQI
4th Oct 20252010 PMAQI
4th Oct 20253011 PMAQI
5th Oct 20254912 AMAQI
5th Oct 2025481 AMAQI
5th Oct 2025532 AMAQI
5th Oct 2025563 AMAQI
5th Oct 2025554 AMAQI

23°C22/24°C

5th Oct 2025605 AMAQI
5th Oct 2025536 AMAQI
5th Oct 2025517 AMAQI
5th Oct 2025538 AMAQI
5th Oct 2025609 AMAQI
5th Oct 20256210 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20255612 PMAQI
5th Oct 2025551 PMAQI
5th Oct 2025492 PMAQI
5th Oct 2025483 PMAQI
5th Oct 2025554 PMAQI
5th Oct 2025605 PMAQI
5th Oct 2025646 PMAQI
5th Oct 2025357 PMAQI
5th Oct 2025258 PMAQI
5th Oct 2025169 PMAQI
5th Oct 20254410 PMAQI
5th Oct 20252111 PMAQI
6th Oct 20252612 AMAQI
6th Oct 2025161 AMAQI
6th Oct 2025362 AMAQI
6th Oct 2025393 AMAQI
6th Oct 2025394 AMAQI

24°C22/25°C

6th Oct 2025295 AMAQI
6th Oct 2025266 AMAQI
6th Oct 2025267 AMAQI
6th Oct 2025248 AMAQI
6th Oct 2025259 AMAQI
6th Oct 20252910 AMAQI
6th Oct 20252811 AMAQI
6th Oct 20254712 PMAQI
6th Oct 2025411 PMAQI
6th Oct 2025432 PMAQI
6th Oct 2025423 PMAQI
6th Oct 2025544 PMAQI
6th Oct 2025535 PMAQI
6th Oct 2025526 PMAQI
6th Oct 2025507 PMAQI
6th Oct 2025508 PMAQI
6th Oct 2025559 PMAQI
6th Oct 20255710 PMAQI
6th Oct 20254611 PMAQI
7th Oct 20254112 AMAQI
7th Oct 2025421 AMAQI
7th Oct 2025352 AMAQI

24°C22/26°C

7th Oct 2025478 PMAQI
7th Oct 2025309 PMAQI
7th Oct 20254410 PMAQI
7th Oct 20255311 PMAQI
8th Oct 20254712 AMAQI
8th Oct 2025411 AMAQI
8th Oct 2025432 AMAQI
8th Oct 2025483 AMAQI
8th Oct 2025514 AMAQI

22°C21/23°C

8th Oct 2025545 AMAQI
8th Oct 2025526 AMAQI
8th Oct 2025417 AMAQI
8th Oct 2025398 AMAQI
8th Oct 2025419 AMAQI
8th Oct 20254810 AMAQI
8th Oct 20255011 AMAQI
8th Oct 20254812 PMAQI
8th Oct 2025461 PMAQI
8th Oct 2025522 PMAQI
8th Oct 2025493 PMAQI
8th Oct 2025514 PMAQI
8th Oct 2025545 PMAQI
8th Oct 2025566 PMAQI
8th Oct 2025607 PMAQI
8th Oct 2025648 PMAQI
8th Oct 2025659 PMAQI
8th Oct 20256610 PMAQI
8th Oct 20256111 PMAQI
9th Oct 20255612 AMAQI
9th Oct 2025501 AMAQI
9th Oct 2025422 AMAQI
9th Oct 2025463 AMAQI
9th Oct 2025524 AMAQI

23°C22/24°C

9th Oct 2025545 AMAQI
9th Oct 2025486 AMAQI
9th Oct 2025497 AMAQI
9th Oct 2025508 AMAQI
9th Oct 2025389 AMAQI
9th Oct 20253710 AMAQI
9th Oct 20253911 AMAQI
9th Oct 20253212 PMAQI
9th Oct 2025451 PMAQI
9th Oct 2025442 PMAQI
9th Oct 2025533 PMAQI
9th Oct 2025524 PMAQI
9th Oct 2025485 PMAQI
9th Oct 2025506 PMAQI
9th Oct 2025547 PMAQI
9th Oct 2025468 PMAQI
9th Oct 2025429 PMAQI
9th Oct 20254510 PMAQI
9th Oct 20254511 PMAQI
10th Oct 20254612 AMAQI
10th Oct 2025481 AMAQI
10th Oct 2025432 AMAQI
10th Oct 2025423 AMAQI
10th Oct 2025424 AMAQI

22°C20/22°C

10th Oct 2025455 AMAQI
10th Oct 2025426 AMAQI
10th Oct 2025397 AMAQI
10th Oct 2025428 AMAQI
10th Oct 2025459 AMAQI
10th Oct 20254510 AMAQI
10th Oct 20255011 AMAQI
10th Oct 20255012 PMAQI
10th Oct 2025531 PMAQI
10th Oct 2025532 PMAQI
10th Oct 2025523 PMAQI
10th Oct 2025494 PMAQI
10th Oct 2025485 PMAQI
10th Oct 2025466 PMAQI
10th Oct 2025437 PMAQI
10th Oct 2025528 PMAQI
10th Oct 2025539 PMAQI
10th Oct 20255510 PMAQI
10th Oct 20254711 PMAQI
11th Oct 20254212 AMAQI
11th Oct 2025511 AMAQI
11th Oct 2025502 AMAQI
11th Oct 2025503 AMAQI
11th Oct 2025364 AMAQI

20°C19/21°C

11th Oct 2025415 AMAQI
11th Oct 2025396 AMAQI
11th Oct 2025547 AMAQI
11th Oct 2025438 AMAQI
11th Oct 2025409 AMAQI
11th Oct 20253910 AMAQI
11th Oct 20254111 AMAQI
11th Oct 20255212 PMAQI
11th Oct 2025531 PMAQI
11th Oct 2025422 PMAQI
11th Oct 2025443 PMAQI
11th Oct 2025444 PMAQI
11th Oct 2025325 PMAQI
11th Oct 2025246 PMAQI
11th Oct 2025317 PMAQI
11th Oct 2025378 PMAQI
11th Oct 2025279 PMAQI
11th Oct 20252810 PMAQI
11th Oct 20252811 PMAQI
12th Oct 20252612 AMAQI
12th Oct 2025261 AMAQI
12th Oct 2025242 AMAQI
12th Oct 2025273 AMAQI
12th Oct 2025254 AMAQI

20°C19/20°C

12th Oct 2025245 AMAQI
12th Oct 2025276 AMAQI
12th Oct 2025367 AMAQI
12th Oct 2025448 AMAQI
12th Oct 2025429 AMAQI
12th Oct 20252810 AMAQI
12th Oct 20252211 AMAQI
12th Oct 20254312 PMAQI
12th Oct 2025511 PMAQI
12th Oct 2025552 PMAQI
12th Oct 2025423 PMAQI
12th Oct 2025414 PMAQI
12th Oct 2025525 PMAQI
12th Oct 2025496 PMAQI
12th Oct 2025507 PMAQI
12th Oct 2025348 PMAQI
12th Oct 2025469 PMAQI
12th Oct 20255310 PMAQI
12th Oct 20254711 PMAQI
13th Oct 20255012 AMAQI
13th Oct 2025541 AMAQI
13th Oct 2025562 AMAQI
13th Oct 2025543 AMAQI
13th Oct 2025504 AMAQI

21°C19/24°C

13th Oct 2025545 AMAQI
13th Oct 2025526 AMAQI
13th Oct 2025537 AMAQI
13th Oct 2025518 AMAQI
13th Oct 2025579 AMAQI
13th Oct 20255710 AMAQI
13th Oct 20255811 AMAQI
13th Oct 20255412 PMAQI
13th Oct 2025491 PMAQI
13th Oct 2025482 PMAQI
13th Oct 2025563 PMAQI
13th Oct 2025524 PMAQI
13th Oct 2025535 PMAQI
13th Oct 2025526 PMAQI
13th Oct 2025527 PMAQI
13th Oct 2025388 PMAQI
13th Oct 2025389 PMAQI
13th Oct 20254310 PMAQI
13th Oct 20253911 PMAQI
14th Oct 20252812 AMAQI
14th Oct 2025421 AMAQI
14th Oct 2025382 AMAQI
14th Oct 2025403 AMAQI
14th Oct 2025404 AMAQI

23°C21/24°C

14th Oct 2025415 AMAQI
5 AM
14th Oct 2025536 AMAQI
14th Oct 2025467 AMAQI
14th Oct 2025388 AMAQI
14th Oct 2025439 AMAQI
14th Oct 20254210 AMAQI
11 AM
5 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 5 PM

39AQI

13 hours / Day
390 hours / Month
Avg. Lowest Time
5 AM - 5 PM

39AQI

13 hours / Day
390 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 PM (Avg. 39), while the lowest AQI was between 5 AM to 5 PM (Avg. 39).
Night time
Avg. Highest Time
1 AM - 4 AM

37AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
12 AM

35AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 37), while the lowest AQI was between 12 AM to 12 AM (Avg. 35).

2025 Days Vs Air Quality

Ogawacho, Oyama, Kanagawa, Japan

2025

92%

263

8%

23

Total number of days with different AQI categories in last 287 days in 2025 (78 days remaining)

Good
263 Days
Moderate
23 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 92%

Health Risk Level:

Very Low

In 2025, 92% of 287 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

Ogawacho, Oyama, Kanagawa, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
26AQI
2nd January 2025
34AQI
3rd January 2025
24AQI
4th January 2025
28AQI
5th January 2025
22AQI
6th January 2025
48AQI
7th January 2025
29AQI
8th January 2025
36AQI
9th January 2025
30AQI
10th January 2025
27AQI
11th January 2025
24AQI
12th January 2025
25AQI
13th January 2025
30AQI
14th January 2025
28AQI
15th January 2025
33AQI
16th January 2025
22AQI
17th January 2025
26AQI
18th January 2025
25AQI
19th January 2025
27AQI
20th January 2025
29AQI
21st January 2025
29AQI
22nd January 2025
35AQI
23rd January 2025
36AQI
24th January 2025
38AQI
25th January 2025
35AQI
26th January 2025
34AQI
27th January 2025
30AQI
28th January 2025
30AQI
29th January 2025
31AQI
30th January 2025
29AQI
31st January 2025
26AQI
1st February 2025
25AQI
2nd February 2025
24AQI
3rd February 2025
30AQI
4th February 2025
27AQI
5th February 2025
30AQI
6th February 2025
29AQI
7th February 2025
28AQI
8th February 2025
30AQI
9th February 2025
28AQI
10th February 2025
27AQI
11th February 2025
28AQI
12th February 2025
29AQI
13th February 2025
29AQI
14th February 2025
27AQI
15th February 2025
29AQI
16th February 2025
31AQI
17th February 2025
34AQI
18th February 2025
29AQI
19th February 2025
28AQI
20th February 2025
27AQI
21st February 2025
28AQI
22nd February 2025
28AQI
23rd February 2025
31AQI
24th February 2025
31AQI
25th February 2025
33AQI
26th February 2025
35AQI
27th February 2025
35AQI
28th February 2025
38AQI
1st March 2025
51AQI
2nd March 2025
41AQI
3rd March 2025
41AQI
4th March 2025
30AQI
5th March 2025
29AQI
6th March 2025
29AQI
7th March 2025
32AQI
8th March 2025
28AQI
9th March 2025
32AQI
10th March 2025
32AQI
11th March 2025
30AQI
12th March 2025
36AQI
13th March 2025
33AQI
14th March 2025
24AQI
15th March 2025
22AQI
16th March 2025
17AQI
17th March 2025
16AQI
18th March 2025
15AQI
19th March 2025
15AQI
20th March 2025
17AQI
21st March 2025
25AQI
22nd March 2025
25AQI
23rd March 2025
28AQI
24th March 2025
29AQI
25th March 2025
42AQI
26th March 2025
60AQI
27th March 2025
54AQI
28th March 2025
38AQI
29th March 2025
30AQI
30th March 2025
30AQI
31st March 2025
29AQI
1st April 2025
21AQI
2nd April 2025
21AQI
3rd April 2025
17AQI
4th April 2025
20AQI
5th April 2025
18AQI
6th April 2025
14AQI
7th April 2025
16AQI
8th April 2025
18AQI
9th April 2025
18AQI
10th April 2025
22AQI
11th April 2025
23AQI
12th April 2025
21AQI
13th April 2025
18AQI
14th April 2025
22AQI
15th April 2025
20AQI
16th April 2025
19AQI
17th April 2025
25AQI
18th April 2025
27AQI
19th April 2025
31AQI
20th April 2025
24AQI
21st April 2025
23AQI
22nd April 2025
20AQI
23rd April 2025
17AQI
24th April 2025
19AQI
25th April 2025
19AQI
26th April 2025
20AQI
27th April 2025
20AQI
28th April 2025
20AQI
29th April 2025
15AQI
30th April 2025
20AQI
1st May 2025
19AQI
2nd May 2025
17AQI
3rd May 2025
17AQI
4th May 2025
24AQI
5th May 2025
18AQI
6th May 2025
17AQI
7th May 2025
15AQI
8th May 2025
17AQI
9th May 2025
17AQI
10th May 2025
15AQI
11th May 2025
17AQI
12th May 2025
17AQI
13th May 2025
21AQI
14th May 2025
18AQI
15th May 2025
20AQI
16th May 2025
20AQI
17th May 2025
20AQI
18th May 2025
24AQI
19th May 2025
26AQI
20th May 2025
49AQI
21st May 2025
29AQI
22nd May 2025
27AQI
23rd May 2025
24AQI
24th May 2025
23AQI
25th May 2025
18AQI
26th May 2025
20AQI
27th May 2025
25AQI
28th May 2025
16AQI
29th May 2025
21AQI
30th May 2025
15AQI
31st May 2025
14AQI
1st June 2025
14AQI
2nd June 2025
18AQI
3rd June 2025
22AQI
4th June 2025
18AQI
5th June 2025
24AQI
6th June 2025
25AQI
7th June 2025
36AQI
8th June 2025
29AQI
9th June 2025
24AQI
10th June 2025
23AQI
11th June 2025
22AQI
12th June 2025
25AQI
13th June 2025
22AQI
14th June 2025
21AQI
15th June 2025
26AQI
16th June 2025
23AQI
17th June 2025
28AQI
18th June 2025
28AQI
19th June 2025
26AQI
20th June 2025
22AQI
21st June 2025
19AQI
22nd June 2025
11AQI
23rd June 2025
13AQI
24th June 2025
15AQI
25th June 2025
19AQI
26th June 2025
15AQI
27th June 2025
20AQI
28th June 2025
22AQI
29th June 2025
23AQI
30th June 2025
33AQI
1st July 2025
31AQI
2nd July 2025
36AQI
3rd July 2025
32AQI
4th July 2025
35AQI
5th July 2025
52AQI
6th July 2025
65AQI
7th July 2025
77AQI
8th July 2025
73AQI
9th July 2025
65AQI
10th July 2025
49AQI
11th July 2025
47AQI
12th July 2025
52AQI
13th July 2025
49AQI
14th July 2025
40AQI
15th July 2025
41AQI
16th July 2025
38AQI
17th July 2025
41AQI
18th July 2025
34AQI
19th July 2025
30AQI
20th July 2025
30AQI
21st July 2025
29AQI
22nd July 2025
27AQI
23rd July 2025
27AQI
24th July 2025
29AQI
25th July 2025
25AQI
26th July 2025
25AQI
27th July 2025
23AQI
28th July 2025
25AQI
29th July 2025
30AQI
30th July 2025
29AQI
31st July 2025
29AQI
1st August 2025
31AQI
2nd August 2025
42AQI
3rd August 2025
46AQI
4th August 2025
65AQI
5th August 2025
56AQI
6th August 2025
54AQI
7th August 2025
50AQI
8th August 2025
44AQI
9th August 2025
46AQI
10th August 2025
39AQI
11th August 2025
38AQI
12th August 2025
39AQI
13th August 2025
38AQI
14th August 2025
41AQI
15th August 2025
40AQI
16th August 2025
42AQI
17th August 2025
44AQI
18th August 2025
48AQI
19th August 2025
49AQI
20th August 2025
49AQI
21st August 2025
53AQI
22nd August 2025
54AQI
23rd August 2025
49AQI
24th August 2025
58AQI
25th August 2025
59AQI
26th August 2025
56AQI
27th August 2025
53AQI
28th August 2025
46AQI
29th August 2025
54AQI
30th August 2025
60AQI
31st August 2025
56AQI
1st September 2025
46AQI
2nd September 2025
40AQI
3rd September 2025
42AQI
4th September 2025
43AQI
5th September 2025
29AQI
6th September 2025
34AQI
7th September 2025
35AQI
8th September 2025
45AQI
9th September 2025
50AQI
10th September 2025
46AQI
11th September 2025
36AQI
12th September 2025
33AQI
13th September 2025
32AQI
14th September 2025
40AQI
15th September 2025
33AQI
16th September 2025
35AQI
17th September 2025
50AQI
18th September 2025
49AQI
19th September 2025
38AQI
20th September 2025
34AQI
21st September 2025
31AQI
22nd September 2025
30AQI
23rd September 2025
28AQI
24th September 2025
27AQI
25th September 2025
32AQI
26th September 2025
41AQI
27th September 2025
26AQI
28th September 2025
28AQI
29th September 2025
22AQI
30th September 2025
20AQI
1st October 2025
17AQI
2nd October 2025
39AQI
3rd October 2025
48AQI
4th October 2025
43AQI
5th October 2025
51AQI
6th October 2025
31AQI
7th October 2025
42AQI
8th October 2025
52AQI
9th October 2025
49AQI
10th October 2025
48AQI
11th October 2025
39AQI
12th October 2025
37AQI
13th October 2025
50AQI
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

30AQI

30AQI

31AQI

20AQI

21AQI

22AQI

39AQI

48AQI

36AQI

42AQI

No. of days

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

202531AQI

31
28
28
3
30
31
30
25
6
19
12
30
11
2
263
23

Highest AQI recorded in

August

48AQI

Lowest AQI recorded in

April

20AQI

202432AQI

31
29
29
2
29
1
30
1
29
1
20
11
31
30
31
29
1
31
349
17

Highest AQI recorded in

July

47AQI

Lowest AQI recorded in

September

23AQI

202330AQI

31
27
1
31
30
31
28
2
31
31
30
31
29
26
4
356
7

Highest AQI recorded in

April

39AQI

Lowest AQI recorded in

August

20AQI

202237AQI

28
3
17
4
22
9
21
9
24
7
23
7
23
1
28
31
30
29
277
39

Highest AQI recorded in

March

46AQI

Lowest AQI recorded in

August

24AQI

202131AQI

31
27
1
30
1
30
27
4
28
2
30
1
26
5
27
3
30
1
28
2
20
9
334
29

Highest AQI recorded in

December

42AQI

Lowest AQI recorded in

January

17AQI

202030AQI

12
1
18
3
17
1
23
7
30
1
22
9
19
31
29
1
28
1
229
24

Highest AQI recorded in

August

44AQI

Lowest AQI recorded in

October

14AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
37AQI
Least Polluted Year Recorded
2020(Avg.)
30AQI

Ogawacho's annual 2025 AQI (31) shows an average percentage change of -1.7% (improved AQI) compared to previous years: 2020 (30), 2021 (31), 2022 (37), 2023 (30), 2024 (32).