Saginumadai, Narashino, 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
Saginumadai, Narashino, Chiba, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
13th Aug 2024
61AQILowest AQI recorded on
7th Aug 2021
11AQISame Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 41 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Saginumadai, Narashino, Chiba, Japan
AQI
Day
Night
.
4 AM10th Aug 2025
6 PM
3 AM11th Aug 2025
Day time
Avg. Highest Time
4AM10th Aug
49AQI
Avg. Lowest Time
3PM10th Aug
27AQI
Night time
Avg. Highest Time
2AM11th Aug
50AQI
Avg. Lowest Time
7PM10th Aug
37AQI
In the last 24 hours,
Saginumadai's AQI reached its highest point of 50 at 2 AM during the Night, while the lowest point, 27, was recorded at 3 PM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Saginumadai, Narashino, Chiba, Japan
JulAug
12th - 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 - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
12th Jul 2025624 AMAQI
12th Jul 2025595 AMAQI
12th Jul 2025596 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025598 AMAQI
12th Jul 2025509 AMAQI
12th Jul 20254110 AMAQI
12th Jul 20253811 AMAQI
12th Jul 20254112 PMAQI
12th Jul 2025401 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025373 PMAQI
12th Jul 2025334 PMAQI
12th Jul 2025395 PMAQI
12th Jul 2025346 PMAQI
12th Jul 2025327 PMAQI
12th Jul 2025418 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255412 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 2025587 AMAQI
13th Jul 2025588 AMAQI
13th Jul 2025469 AMAQI
13th Jul 20253610 AMAQI
13th Jul 20254011 AMAQI
13th Jul 20254812 PMAQI
13th Jul 2025511 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025463 PMAQI
13th Jul 2025424 PMAQI
13th Jul 2025345 PMAQI
13th Jul 2025286 PMAQI
13th Jul 2025247 PMAQI
13th Jul 2025338 PMAQI
13th Jul 2025489 PMAQI
13th Jul 20254910 PMAQI
13th Jul 20254811 PMAQI
14th Jul 20254712 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 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 2025339 AMAQI
14th Jul 20251710 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251612 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025262 PMAQI
14th Jul 2025263 PMAQI
14th Jul 2025264 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025286 PMAQI
14th Jul 2025267 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025479 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20254612 AMAQI
15th Jul 2025511 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 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 2025329 AMAQI
15th Jul 20252310 AMAQI
15th Jul 20252111 AMAQI
15th Jul 20252012 PMAQI
15th Jul 2025191 PMAQI
15th Jul 2025192 PMAQI
15th Jul 2025293 PMAQI
15th Jul 2025234 PMAQI
15th Jul 2025275 PMAQI
15th Jul 2025316 PMAQI
15th Jul 2025327 PMAQI
15th Jul 2025338 PMAQI
15th Jul 2025419 PMAQI
15th Jul 20254110 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025531 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 2025459 AMAQI
16th Jul 20253810 AMAQI
16th Jul 20252611 AMAQI
16th Jul 20252012 PMAQI
16th Jul 2025221 PMAQI
16th Jul 2025222 PMAQI
16th Jul 2025233 PMAQI
16th Jul 2025294 PMAQI
16th Jul 2025215 PMAQI
16th Jul 2025256 PMAQI
16th Jul 2025187 PMAQI
16th Jul 2025258 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20253810 PMAQI
16th Jul 20254111 PMAQI
17th Jul 20254212 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
26°C25/28°C
17th Jul 2025504 AMAQI
17th Jul 2025485 AMAQI
17th Jul 2025486 AMAQI
17th Jul 2025487 AMAQI
17th Jul 2025488 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20253010 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025401 PMAQI
17th Jul 2025352 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025336 PMAQI
17th Jul 2025307 PMAQI
17th Jul 2025378 PMAQI
17th Jul 2025419 PMAQI
17th Jul 20254110 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254112 AMAQI
18th Jul 2025421 AMAQI
18th Jul 2025502 AMAQI
18th Jul 2025503 AMAQI
27°C25/29°C
18th Jul 2025484 AMAQI
18th Jul 2025475 AMAQI
18th Jul 2025476 AMAQI
18th Jul 2025467 AMAQI
18th Jul 2025478 AMAQI
18th Jul 2025319 AMAQI
18th Jul 20253510 AMAQI
18th Jul 20253111 AMAQI
18th Jul 20252812 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025232 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025274 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025276 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025308 PMAQI
18th Jul 2025339 PMAQI
18th Jul 20253610 PMAQI
18th Jul 20253611 PMAQI
19th Jul 20253612 AMAQI
19th Jul 2025421 AMAQI
19th Jul 2025462 AMAQI
19th Jul 2025473 AMAQI
27°C25/29°C
19th Jul 2025454 AMAQI
19th Jul 2025435 AMAQI
19th Jul 2025436 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025438 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20252511 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025191 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025195 PMAQI
19th Jul 2025176 PMAQI
19th Jul 2025197 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025329 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025421 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 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252511 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025192 PMAQI
20th Jul 2025293 PMAQI
20th Jul 2025274 PMAQI
20th Jul 2025215 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025237 PMAQI
20th Jul 2025288 PMAQI
20th Jul 2025329 PMAQI
20th Jul 20253410 PMAQI
20th Jul 20253111 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025413 AMAQI
28°C26/30°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025309 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025391 PMAQI
21st Jul 2025372 PMAQI
21st Jul 2025363 PMAQI
21st Jul 2025314 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20252911 PMAQI
22nd Jul 20252812 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
28°C26/32°C
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025386 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20252810 AMAQI
22nd Jul 20253111 AMAQI
22nd Jul 20254112 PMAQI
22nd Jul 2025441 PMAQI
22nd Jul 2025462 PMAQI
22nd Jul 2025413 PMAQI
22nd Jul 2025364 PMAQI
22nd Jul 2025275 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025197 PMAQI
22nd Jul 2025248 PMAQI
22nd Jul 2025309 PMAQI
22nd Jul 20252910 PMAQI
22nd Jul 20252811 PMAQI
23rd Jul 20253012 AMAQI
23rd Jul 2025311 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025373 AMAQI
28°C26/32°C
23rd Jul 2025374 AMAQI
23rd Jul 2025385 AMAQI
23rd Jul 2025376 AMAQI
23rd Jul 2025377 AMAQI
23rd Jul 2025378 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20252810 AMAQI
23rd Jul 20253111 AMAQI
23rd Jul 20255112 PMAQI
23rd Jul 2025551 PMAQI
23rd Jul 2025522 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025384 PMAQI
23rd Jul 2025355 PMAQI
23rd Jul 2025336 PMAQI
23rd Jul 2025257 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20252611 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025321 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
28°C26/32°C
24th Jul 2025374 AMAQI
24th Jul 2025385 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025359 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20254812 PMAQI
24th Jul 2025551 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025423 PMAQI
24th Jul 2025304 PMAQI
24th Jul 2025245 PMAQI
24th Jul 2025206 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025248 PMAQI
24th Jul 2025299 PMAQI
24th Jul 20253010 PMAQI
24th Jul 20253111 PMAQI
25th Jul 20252912 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025362 AMAQI
25th Jul 2025373 AMAQI
29°C26/33°C
25th Jul 2025374 AMAQI
25th Jul 2025385 AMAQI
25th Jul 2025386 AMAQI
25th Jul 2025387 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025319 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253411 AMAQI
25th Jul 20253212 PMAQI
25th Jul 2025321 PMAQI
25th Jul 2025302 PMAQI
25th Jul 2025223 PMAQI
25th Jul 2025234 PMAQI
25th Jul 2025255 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025187 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025269 PMAQI
25th Jul 20252810 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20253012 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025362 AMAQI
26th Jul 2025373 AMAQI
29°C26/32°C
26th Jul 2025364 AMAQI
26th Jul 2025375 AMAQI
26th Jul 2025366 AMAQI
26th Jul 2025367 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025269 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20253112 PMAQI
26th Jul 2025321 PMAQI
26th Jul 2025292 PMAQI
26th Jul 2025283 PMAQI
26th Jul 2025294 PMAQI
26th Jul 2025265 PMAQI
26th Jul 2025236 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025248 PMAQI
26th Jul 2025319 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253111 PMAQI
27th Jul 20253012 AMAQI
27th Jul 2025361 AMAQI
27th Jul 2025362 AMAQI
27th Jul 2025353 AMAQI
29°C27/32°C
27th Jul 2025364 AMAQI
27th Jul 2025345 AMAQI
27th Jul 2025356 AMAQI
27th Jul 2025347 AMAQI
27th Jul 2025348 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20252311 AMAQI
27th Jul 20252612 PMAQI
27th Jul 2025221 PMAQI
27th Jul 2025262 PMAQI
27th Jul 2025313 PMAQI
27th Jul 2025264 PMAQI
27th Jul 2025255 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025197 PMAQI
27th Jul 2025248 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20252610 PMAQI
27th Jul 20252611 PMAQI
28th Jul 20253012 AMAQI
28th Jul 2025321 AMAQI
28th Jul 2025352 AMAQI
28th Jul 2025353 AMAQI
28°C27/31°C
28th Jul 2025344 AMAQI
28th Jul 2025325 AMAQI
28th Jul 2025336 AMAQI
28th Jul 2025337 AMAQI
28th Jul 2025338 AMAQI
28th Jul 2025299 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20253911 AMAQI
28th Jul 20255312 PMAQI
28th Jul 2025591 PMAQI
28th Jul 2025562 PMAQI
28th Jul 2025533 PMAQI
28th Jul 2025434 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025276 PMAQI
28th Jul 2025217 PMAQI
28th Jul 2025248 PMAQI
28th Jul 2025269 PMAQI
28th Jul 20252710 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20253212 AMAQI
29th Jul 2025321 AMAQI
29th Jul 2025332 AMAQI
29th Jul 2025333 AMAQI
29°C26/34°C
29th Jul 2025354 AMAQI
29th Jul 2025375 AMAQI
29th Jul 2025376 AMAQI
29th Jul 2025367 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20254211 AMAQI
29th Jul 20254412 PMAQI
29th Jul 2025511 PMAQI
29th Jul 2025482 PMAQI
29th Jul 2025423 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025215 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025177 PMAQI
29th Jul 2025218 PMAQI
29th Jul 2025249 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252712 AMAQI
30th Jul 2025341 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025343 AMAQI
30°C25/36°C
30th Jul 2025364 AMAQI
30th Jul 2025365 AMAQI
30th Jul 2025366 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20252410 AMAQI
30th Jul 20252511 AMAQI
30th Jul 20252312 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025223 PMAQI
30th Jul 2025264 PMAQI
30th Jul 2025265 PMAQI
30th Jul 2025286 PMAQI
30th Jul 2025297 PMAQI
30th Jul 2025328 PMAQI
30th Jul 2025329 PMAQI
30th Jul 20253110 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253312 AMAQI
31st Jul 2025341 AMAQI
31st Jul 2025332 AMAQI
31st Jul 2025323 AMAQI
29°C25/34°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 20253511 AMAQI
31st Jul 20253412 PMAQI
31st Jul 2025341 PMAQI
31st Jul 2025312 PMAQI
31st Jul 2025233 PMAQI
31st Jul 2025244 PMAQI
31st Jul 2025225 PMAQI
31st Jul 2025196 PMAQI
31st Jul 2025167 PMAQI
31st Jul 2025258 PMAQI
31st Jul 2025269 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252511 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025301 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 2025379 AMAQI
1st Aug 20253110 AMAQI
1st Aug 20253711 AMAQI
1st Aug 20254812 PMAQI
1st Aug 2025361 PMAQI
1st Aug 2025322 PMAQI
1st Aug 2025263 PMAQI
1st Aug 2025404 PMAQI
1st Aug 2025305 PMAQI
1st Aug 2025346 PMAQI
1st Aug 2025207 PMAQI
1st Aug 2025268 PMAQI
1st Aug 2025269 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20252711 PMAQI
2nd Aug 20252712 AMAQI
2nd Aug 2025291 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025363 AMAQI
28°C25/31°C
2nd Aug 2025374 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025386 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025309 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20254311 AMAQI
2nd Aug 20254012 PMAQI
2nd Aug 2025481 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025525 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025408 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253710 PMAQI
2nd Aug 20254411 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
29°C26/33°C
3rd Aug 2025404 AMAQI
3rd Aug 2025395 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025489 AMAQI
3rd Aug 20255410 AMAQI
3rd Aug 20254811 AMAQI
3rd Aug 20256012 PMAQI
3rd Aug 2025521 PMAQI
3rd Aug 2025562 PMAQI
3rd Aug 2025483 PMAQI
3rd Aug 2025464 PMAQI
3rd Aug 2025515 PMAQI
3rd Aug 2025506 PMAQI
3rd Aug 2025447 PMAQI
3rd Aug 2025468 PMAQI
3rd Aug 2025419 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254011 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025393 AMAQI
30°C27/35°C
4th Aug 2025424 AMAQI
4th Aug 2025425 AMAQI
4th Aug 2025426 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20257510 AMAQI
4th Aug 20258211 AMAQI
4th Aug 20258512 PMAQI
4th Aug 2025901 PMAQI
4th Aug 2025932 PMAQI
4th Aug 2025873 PMAQI
4th Aug 2025884 PMAQI
4th Aug 2025875 PMAQI
4th Aug 2025806 PMAQI
4th Aug 2025777 PMAQI
4th Aug 2025688 PMAQI
4th Aug 2025599 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254711 PMAQI
5th Aug 20255012 AMAQI
5th Aug 2025431 AMAQI
5th Aug 2025412 AMAQI
5th Aug 2025403 AMAQI
29°C28/33°C
5th Aug 2025504 AMAQI
5th Aug 2025545 AMAQI
5th Aug 2025526 AMAQI
5th Aug 2025517 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025569 AMAQI
5th Aug 20256010 AMAQI
5th Aug 20255911 AMAQI
5th Aug 20256212 PMAQI
5th Aug 2025571 PMAQI
5th Aug 2025572 PMAQI
5th Aug 2025543 PMAQI
5th Aug 2025604 PMAQI
5th Aug 2025545 PMAQI
5th Aug 2025496 PMAQI
5th Aug 2025507 PMAQI
5th Aug 2025488 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025492 AMAQI
6th Aug 2025483 AMAQI
30°C28/34°C
6th Aug 2025524 AMAQI
6th Aug 2025525 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025528 AMAQI
6th Aug 2025469 AMAQI
6th Aug 20254610 AMAQI
6th Aug 20254611 AMAQI
6th Aug 20255612 PMAQI
6th Aug 2025531 PMAQI
6th Aug 2025562 PMAQI
6th Aug 2025513 PMAQI
6th Aug 2025554 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025566 PMAQI
6th Aug 2025587 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025479 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20254711 PMAQI
7th Aug 20254612 AMAQI
7th Aug 2025481 AMAQI
7th Aug 2025512 AMAQI
7th Aug 2025483 AMAQI
31°C28/35°C
7th Aug 2025514 AMAQI
7th Aug 2025515 AMAQI
7th Aug 2025516 AMAQI
7th Aug 2025457 AMAQI
7th Aug 2025518 AMAQI
7th Aug 2025499 AMAQI
7th Aug 20255010 AMAQI
7th Aug 20254811 AMAQI
7th Aug 20253012 PMAQI
7th Aug 2025341 PMAQI
7th Aug 2025362 PMAQI
7th Aug 2025533 PMAQI
7th Aug 2025664 PMAQI
7th Aug 2025645 PMAQI
7th Aug 2025556 PMAQI
7th Aug 2025497 PMAQI
7th Aug 2025558 PMAQI
7th Aug 2025559 PMAQI
7th Aug 20255610 PMAQI
7th Aug 20255511 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025491 AMAQI
8th Aug 2025492 AMAQI
8th Aug 2025493 AMAQI
30°C28/33°C
8th Aug 2025484 AMAQI
8th Aug 2025485 AMAQI
8th Aug 2025486 AMAQI
8th Aug 2025487 AMAQI
8th Aug 2025488 AMAQI
8th Aug 2025409 AMAQI
8th Aug 20253710 AMAQI
8th Aug 20254011 AMAQI
8th Aug 20254212 PMAQI
8th Aug 2025471 PMAQI
8th Aug 2025542 PMAQI
8th Aug 2025593 PMAQI
8th Aug 2025504 PMAQI
8th Aug 2025485 PMAQI
8th Aug 2025426 PMAQI
8th Aug 2025437 PMAQI
8th Aug 2025448 PMAQI
8th Aug 2025479 PMAQI
8th Aug 20254110 PMAQI
8th Aug 20254011 PMAQI
9th Aug 20254212 AMAQI
9th Aug 2025501 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025513 AMAQI
29°C24/33°C
9th Aug 2025504 AMAQI
9th Aug 2025505 AMAQI
9th Aug 2025496 AMAQI
9th Aug 2025507 AMAQI
9th Aug 2025498 AMAQI
9th Aug 2025409 AMAQI
9th Aug 20253810 AMAQI
9th Aug 20254011 AMAQI
9th Aug 20254012 PMAQI
9th Aug 2025461 PMAQI
9th Aug 2025442 PMAQI
9th Aug 2025503 PMAQI
9th Aug 2025574 PMAQI
9th Aug 2025575 PMAQI
9th Aug 2025606 PMAQI
9th Aug 2025587 PMAQI
9th Aug 2025588 PMAQI
9th Aug 2025549 PMAQI
9th Aug 20255210 PMAQI
9th Aug 20255011 PMAQI
10th Aug 20255012 AMAQI
10th Aug 2025501 AMAQI
10th Aug 2025492 AMAQI
10th Aug 2025493 AMAQI
28°C25/32°C
10th Aug 2025494 AMAQI
10th Aug 2025485 AMAQI
10th Aug 2025486 AMAQI
10th Aug 2025487 AMAQI
10th Aug 2025488 AMAQI
10th Aug 2025409 AMAQI
10th Aug 20252910 AMAQI
10th Aug 20252711 AMAQI
10th Aug 20252812 PMAQI
10th Aug 2025321 PMAQI
10th Aug 2025342 PMAQI
10th Aug 2025273 PMAQI
10th Aug 2025304 PMAQI
10th Aug 2025335 PMAQI
10th Aug 2025376 PMAQI
10th Aug 2025377 PMAQI
10th Aug 2025398 PMAQI
10th Aug 2025449 PMAQI
10th Aug 20254410 PMAQI
10th Aug 20254311 PMAQI
11th Aug 20254512 AMAQI
11th Aug 2025491 AMAQI
11th Aug 2025502 AMAQI
11th Aug 2025503 AMAQI
27°C25/28°C
11th Aug 2025484 AMAQI
4 AM11th Aug 2025465 AMAQI
11th Aug 2025466 AMAQI
11th Aug 2025467 AMAQI
11th Aug 2025468 AMAQI
11th Aug 2025449 AMAQI
11th Aug 20254310 AMAQI
11th Aug 20253511 AMAQI
11 AM11th Aug 20253312 PMAQI
11th Aug 2025341 PMAQI
11th Aug 2025352 PMAQI
11th Aug 2025353 PMAQI
11th Aug 2025344 PMAQI
11th Aug 2025485 PMAQI
11th Aug 2025426 PMAQI
6 PM11th Aug 2025327 PMAQI
11th Aug 2025348 PMAQI
11th Aug 2025339 PMAQI
11th Aug 20253310 PMAQI
11th Aug 20253311 PMAQI
11 PM3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
44AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM
34AQI
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. 44), while the lowest AQI was between 6 PM to 6 PM (Avg. 34).
Night time
Avg. Highest Time
1 AM - 3 AM
43AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
32AQI
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. 43), while the lowest AQI was between 7 PM to 7 PM (Avg. 32).
2025 Days Vs Air Quality
Saginumadai, Narashino, Chiba, Japan
2025
90%
199
10%
23
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
199 DaysModerate
23 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 223 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
Saginumadai, Narashino, Chiba, Japan
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
32AQI
32AQI
2nd January 2025
31AQI
31AQI
3rd January 2025
25AQI
25AQI
4th January 2025
28AQI
28AQI
5th January 2025
36AQI
36AQI
6th January 2025
49AQI
49AQI
7th January 2025
31AQI
31AQI
8th January 2025
33AQI
33AQI
9th January 2025
29AQI
29AQI
10th January 2025
29AQI
29AQI
11th January 2025
31AQI
31AQI
12th January 2025
31AQI
31AQI
13th January 2025
30AQI
30AQI
14th January 2025
40AQI
40AQI
15th January 2025
37AQI
37AQI
16th January 2025
34AQI
34AQI
17th January 2025
32AQI
32AQI
18th January 2025
33AQI
33AQI
19th January 2025
53AQI
53AQI
20th January 2025
39AQI
39AQI
21st January 2025
42AQI
42AQI
22nd January 2025
40AQI
40AQI
23rd January 2025
53AQI
53AQI
24th January 2025
45AQI
45AQI
25th January 2025
41AQI
41AQI
26th January 2025
36AQI
36AQI
27th January 2025
36AQI
36AQI
28th January 2025
40AQI
40AQI
29th January 2025
32AQI
32AQI
30th January 2025
33AQI
33AQI
31st January 2025
29AQI
29AQI
1st February 2025
36AQI
36AQI
2nd February 2025
32AQI
32AQI
3rd February 2025
38AQI
38AQI
4th February 2025
31AQI
31AQI
5th February 2025
32AQI
32AQI
6th February 2025
29AQI
29AQI
7th February 2025
30AQI
30AQI
8th February 2025
30AQI
30AQI
9th February 2025
30AQI
30AQI
10th February 2025
28AQI
28AQI
11th February 2025
31AQI
31AQI
12th February 2025
31AQI
31AQI
13th February 2025
40AQI
40AQI
14th February 2025
29AQI
29AQI
15th February 2025
38AQI
38AQI
16th February 2025
38AQI
38AQI
17th February 2025
38AQI
38AQI
18th February 2025
32AQI
32AQI
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
34AQI
34AQI
26th February 2025
37AQI
37AQI
27th February 2025
39AQI
39AQI
28th February 2025
54AQI
54AQI
1st March 2025
48AQI
48AQI
2nd March 2025
61AQI
61AQI
3rd March 2025
40AQI
40AQI
4th March 2025
40AQI
40AQI
5th March 2025
25AQI
25AQI
6th March 2025
34AQI
34AQI
7th March 2025
31AQI
31AQI
8th March 2025
33AQI
33AQI
9th March 2025
34AQI
34AQI
10th March 2025
35AQI
35AQI
11th March 2025
42AQI
42AQI
12th March 2025
44AQI
44AQI
13th March 2025
40AQI
40AQI
14th March 2025
38AQI
38AQI
15th March 2025
33AQI
33AQI
16th March 2025
25AQI
25AQI
17th March 2025
21AQI
21AQI
18th March 2025
23AQI
23AQI
19th March 2025
18AQI
18AQI
20th March 2025
22AQI
22AQI
21st March 2025
42AQI
42AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
55AQI
55AQI
24th March 2025
52AQI
52AQI
25th March 2025
66AQI
66AQI
26th March 2025
78AQI
78AQI
27th March 2025
71AQI
71AQI
28th March 2025
49AQI
49AQI
29th March 2025
39AQI
39AQI
30th March 2025
41AQI
41AQI
31st March 2025
32AQI
32AQI
1st April 2025
28AQI
28AQI
2nd April 2025
22AQI
22AQI
3rd April 2025
20AQI
20AQI
4th April 2025
20AQI
20AQI
5th April 2025
22AQI
22AQI
6th April 2025
26AQI
26AQI
7th April 2025
29AQI
29AQI
8th April 2025
38AQI
38AQI
9th April 2025
24AQI
24AQI
10th April 2025
46AQI
46AQI
11th April 2025
37AQI
37AQI
12th April 2025
38AQI
38AQI
13th April 2025
28AQI
28AQI
14th April 2025
38AQI
38AQI
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
52AQI
52AQI
21st April 2025
43AQI
43AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
30AQI
30AQI
24th April 2025
40AQI
40AQI
25th April 2025
36AQI
36AQI
26th April 2025
44AQI
44AQI
27th April 2025
48AQI
48AQI
28th April 2025
42AQI
42AQI
29th April 2025
37AQI
37AQI
30th April 2025
44AQI
44AQI
1st May 2025
38AQI
38AQI
2nd May 2025
27AQI
27AQI
3rd May 2025
31AQI
31AQI
4th May 2025
36AQI
36AQI
5th May 2025
36AQI
36AQI
6th May 2025
27AQI
27AQI
7th May 2025
26AQI
26AQI
8th May 2025
26AQI
26AQI
9th May 2025
28AQI
28AQI
10th May 2025
25AQI
25AQI
11th May 2025
29AQI
29AQI
12th May 2025
26AQI
26AQI
13th May 2025
36AQI
36AQI
14th May 2025
36AQI
36AQI
15th May 2025
37AQI
37AQI
16th May 2025
41AQI
41AQI
17th May 2025
29AQI
29AQI
18th May 2025
46AQI
46AQI
19th May 2025
41AQI
41AQI
20th May 2025
62AQI
62AQI
21st May 2025
43AQI
43AQI
22nd May 2025
42AQI
42AQI
23rd May 2025
39AQI
39AQI
24th May 2025
36AQI
36AQI
25th May 2025
30AQI
30AQI
26th May 2025
27AQI
27AQI
27th May 2025
24AQI
24AQI
28th May 2025
23AQI
23AQI
29th May 2025
25AQI
25AQI
30th May 2025
22AQI
22AQI
31st May 2025
16AQI
16AQI
1st June 2025
22AQI
22AQI
2nd June 2025
27AQI
27AQI
3rd June 2025
28AQI
28AQI
4th June 2025
31AQI
31AQI
5th June 2025
38AQI
38AQI
6th June 2025
46AQI
46AQI
7th June 2025
49AQI
49AQI
8th June 2025
56AQI
56AQI
9th June 2025
42AQI
42AQI
10th June 2025
34AQI
34AQI
11th June 2025
28AQI
28AQI
12th June 2025
37AQI
37AQI
13th June 2025
35AQI
35AQI
14th June 2025
33AQI
33AQI
15th June 2025
42AQI
42AQI
16th June 2025
41AQI
41AQI
17th June 2025
49AQI
49AQI
18th June 2025
43AQI
43AQI
19th June 2025
40AQI
40AQI
20th June 2025
34AQI
34AQI
21st June 2025
31AQI
31AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
25AQI
25AQI
24th June 2025
23AQI
23AQI
25th June 2025
20AQI
20AQI
26th June 2025
23AQI
23AQI
27th June 2025
32AQI
32AQI
28th June 2025
30AQI
30AQI
29th June 2025
35AQI
35AQI
30th June 2025
39AQI
39AQI
1st July 2025
39AQI
39AQI
2nd July 2025
42AQI
42AQI
3rd July 2025
40AQI
40AQI
4th July 2025
43AQI
43AQI
5th July 2025
52AQI
52AQI
6th July 2025
69AQI
69AQI
7th July 2025
78AQI
78AQI
8th July 2025
78AQI
78AQI
9th July 2025
71AQI
71AQI
10th July 2025
53AQI
53AQI
11th July 2025
47AQI
47AQI
12th July 2025
50AQI
50AQI
13th July 2025
48AQI
48AQI
14th July 2025
40AQI
40AQI
15th July 2025
39AQI
39AQI
16th July 2025
37AQI
37AQI
17th July 2025
41AQI
41AQI
18th July 2025
36AQI
36AQI
19th July 2025
32AQI
32AQI
20th July 2025
32AQI
32AQI
21st July 2025
33AQI
33AQI
22nd July 2025
33AQI
33AQI
23rd July 2025
35AQI
35AQI
24th July 2025
34AQI
34AQI
25th July 2025
30AQI
30AQI
26th July 2025
31AQI
31AQI
27th July 2025
28AQI
28AQI
28th July 2025
34AQI
34AQI
29th July 2025
32AQI
32AQI
30th July 2025
30AQI
30AQI
31st July 2025
29AQI
29AQI
1st August 2025
32AQI
32AQI
2nd August 2025
42AQI
42AQI
3rd August 2025
44AQI
44AQI
4th August 2025
61AQI
61AQI
5th August 2025
51AQI
51AQI
6th August 2025
51AQI
51AQI
7th August 2025
50AQI
50AQI
8th August 2025
46AQI
46AQI
9th August 2025
50AQI
50AQI
10th August 2025
41AQI
41AQI
36AQI
34AQI
41AQI
37AQI
33AQI
35AQI
42AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
29
2
27
1
25
6
27
3
30
1
29
1
25
6
7
3
199
23
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
May33AQI
202438AQI
29
2
27
2
26
5
22
8
26
5
28
2
16
15
27
4
26
4
30
1
27
3
30
1
314
52
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
September31AQI
202339AQI
26
5
23
5
27
4
23
7
26
5
21
9
23
8
30
1
30
30
1
21
8
23
8
303
61
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
August27AQI
202237AQI
29
2
18
3
26
5
14
3
26
5
26
4
18
3
1
28
25
6
24
6
29
2
264
39
Highest AQI recorded in
March41AQI
Lowest AQI recorded in
August27AQI
202134AQI
24
7
25
3
28
3
27
3
24
7
27
3
29
2
30
1
30
29
2
28
2
23
8
324
41
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
August27AQI
202033AQI
11
2
20
1
18
23
7
31
20
11
19
29
2
21
9
27
4
219
36
Highest AQI recorded in
August40AQI
Lowest AQI recorded in
September23AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
39AQILeast Polluted Year Recorded
2020(Avg.)
33AQISaginumadai's annual 2025 AQI (37) shows an average percentage change of 3.3% (worsened AQI) compared to previous years: 2020 (33), 2021 (34), 2022 (37), 2023 (39), 2024 (38).
