Honda, Niiza, Saitama, 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
Honda, Niiza, Saitama, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
28th Aug 2021
71AQILowest AQI recorded on
25th Aug 2023
13AQISame Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Honda, Niiza, Saitama, Japan
AQI
Day
Night
.
4 AM11th Aug 2025
6 PM
3 AM12th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4AM11th Aug
48AQI
Avg. Lowest Time
11AM11th Aug
26AQI
In the last 24 hours,
Honda's AQI reached its highest point of 48 at 4 AM during the Night, while the lowest point, 26, was recorded at 11 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Honda, Niiza, Saitama, Japan
JulAug
13th - 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 - 12th12th
Day
Night
13th Jul 2025614 AMAQI
13th Jul 2025605 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025607 AMAQI
13th Jul 2025608 AMAQI
13th Jul 2025499 AMAQI
13th Jul 20254910 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025531 PMAQI
13th Jul 2025542 PMAQI
13th Jul 2025533 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025515 PMAQI
13th Jul 2025506 PMAQI
13th Jul 2025497 PMAQI
13th Jul 2025498 PMAQI
13th Jul 2025569 PMAQI
13th Jul 20255510 PMAQI
13th Jul 20255611 PMAQI
14th Jul 20255512 AMAQI
14th Jul 2025571 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
27°C24/32°C
14th Jul 2025594 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025359 AMAQI
14th Jul 20252610 AMAQI
14th Jul 20252311 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025351 PMAQI
14th Jul 2025332 PMAQI
14th Jul 2025323 PMAQI
14th Jul 2025364 PMAQI
14th Jul 2025385 PMAQI
14th Jul 2025366 PMAQI
14th Jul 2025357 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255411 PMAQI
15th Jul 20255412 AMAQI
15th Jul 2025551 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025573 AMAQI
27°C25/30°C
15th Jul 2025564 AMAQI
15th Jul 2025565 AMAQI
15th Jul 2025566 AMAQI
15th Jul 2025557 AMAQI
15th Jul 2025558 AMAQI
15th Jul 2025349 AMAQI
15th Jul 20252510 AMAQI
15th Jul 20252811 AMAQI
15th Jul 20252612 PMAQI
15th Jul 2025401 PMAQI
15th Jul 2025382 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025406 PMAQI
15th Jul 2025377 PMAQI
15th Jul 2025388 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255312 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025553 AMAQI
28°C27/31°C
16th Jul 2025544 AMAQI
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025499 AMAQI
16th Jul 20254510 AMAQI
16th Jul 20253911 AMAQI
16th Jul 20252812 PMAQI
16th Jul 2025331 PMAQI
16th Jul 2025302 PMAQI
16th Jul 2025363 PMAQI
16th Jul 2025354 PMAQI
16th Jul 2025355 PMAQI
16th Jul 2025356 PMAQI
16th Jul 2025377 PMAQI
16th Jul 2025368 PMAQI
16th Jul 2025509 PMAQI
16th Jul 20255010 PMAQI
16th Jul 20255011 PMAQI
17th Jul 20255112 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
29°C26/31°C
17th Jul 2025534 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025409 AMAQI
17th Jul 20253710 AMAQI
17th Jul 20253811 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025381 PMAQI
17th Jul 2025362 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025384 PMAQI
17th Jul 2025385 PMAQI
17th Jul 2025386 PMAQI
17th Jul 2025407 PMAQI
17th Jul 2025418 PMAQI
17th Jul 2025489 PMAQI
17th Jul 20254810 PMAQI
17th Jul 20254811 PMAQI
18th Jul 20254912 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025513 AMAQI
29°C27/33°C
18th Jul 2025514 AMAQI
18th Jul 2025505 AMAQI
18th Jul 2025506 AMAQI
18th Jul 2025497 AMAQI
18th Jul 2025508 AMAQI
18th Jul 2025369 AMAQI
18th Jul 20253310 AMAQI
18th Jul 20252911 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025321 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025313 PMAQI
18th Jul 2025334 PMAQI
18th Jul 2025335 PMAQI
18th Jul 2025306 PMAQI
18th Jul 2025327 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025459 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254611 PMAQI
19th Jul 20254712 AMAQI
19th Jul 2025461 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025493 AMAQI
29°C26/33°C
19th Jul 2025494 AMAQI
19th Jul 2025485 AMAQI
19th Jul 2025486 AMAQI
19th Jul 2025487 AMAQI
19th Jul 2025488 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252410 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025282 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025314 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025277 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20254111 PMAQI
20th Jul 20254012 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
29°C26/33°C
20th Jul 2025464 AMAQI
20th Jul 2025435 AMAQI
20th Jul 2025446 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025369 AMAQI
20th Jul 20253110 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025314 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025357 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025379 PMAQI
20th Jul 20253810 PMAQI
20th Jul 20253611 PMAQI
21st Jul 20253612 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025423 AMAQI
30°C27/35°C
21st Jul 2025414 AMAQI
21st Jul 2025395 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025397 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025349 AMAQI
21st Jul 20254010 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20254712 PMAQI
21st Jul 2025441 PMAQI
21st Jul 2025422 PMAQI
21st Jul 2025463 PMAQI
21st Jul 2025334 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025347 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253310 PMAQI
21st Jul 20253311 PMAQI
22nd Jul 20253312 AMAQI
22nd Jul 2025351 AMAQI
22nd Jul 2025382 AMAQI
22nd Jul 2025383 AMAQI
31°C28/36°C
22nd Jul 2025384 AMAQI
22nd Jul 2025405 AMAQI
22nd Jul 2025396 AMAQI
22nd Jul 2025397 AMAQI
22nd Jul 2025398 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20254210 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20254912 PMAQI
22nd Jul 2025511 PMAQI
22nd Jul 2025502 PMAQI
22nd Jul 2025483 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025365 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025297 PMAQI
22nd Jul 2025288 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253110 PMAQI
22nd Jul 20253211 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025363 AMAQI
32°C29/36°C
23rd Jul 2025374 AMAQI
23rd Jul 2025395 AMAQI
23rd Jul 2025386 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025489 AMAQI
23rd Jul 20255910 AMAQI
23rd Jul 20256111 AMAQI
23rd Jul 20255912 PMAQI
23rd Jul 2025561 PMAQI
23rd Jul 2025562 PMAQI
23rd Jul 2025563 PMAQI
23rd Jul 2025464 PMAQI
23rd Jul 2025435 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025387 PMAQI
23rd Jul 2025328 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253311 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025351 AMAQI
24th Jul 2025362 AMAQI
24th Jul 2025363 AMAQI
32°C29/36°C
24th Jul 2025374 AMAQI
24th Jul 2025415 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025489 AMAQI
24th Jul 20256010 AMAQI
24th Jul 20256211 AMAQI
24th Jul 20255812 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025563 PMAQI
24th Jul 2025534 PMAQI
24th Jul 2025435 PMAQI
24th Jul 2025406 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025338 PMAQI
24th Jul 2025349 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20253711 PMAQI
25th Jul 20253612 AMAQI
25th Jul 2025361 AMAQI
25th Jul 2025362 AMAQI
25th Jul 2025373 AMAQI
32°C29/37°C
25th Jul 2025384 AMAQI
25th Jul 2025405 AMAQI
25th Jul 2025416 AMAQI
25th Jul 2025407 AMAQI
25th Jul 2025408 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255810 AMAQI
25th Jul 20256011 AMAQI
25th Jul 20255912 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025482 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025344 PMAQI
25th Jul 2025305 PMAQI
25th Jul 2025296 PMAQI
25th Jul 2025287 PMAQI
25th Jul 2025298 PMAQI
25th Jul 2025349 PMAQI
25th Jul 20253410 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253312 AMAQI
26th Jul 2025341 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025383 AMAQI
32°C29/37°C
26th Jul 2025394 AMAQI
26th Jul 2025415 AMAQI
26th Jul 2025406 AMAQI
26th Jul 2025427 AMAQI
26th Jul 2025408 AMAQI
26th Jul 2025499 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255811 AMAQI
26th Jul 20255812 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025472 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025334 PMAQI
26th Jul 2025285 PMAQI
26th Jul 2025296 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025308 PMAQI
26th Jul 2025349 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20253212 AMAQI
27th Jul 2025361 AMAQI
27th Jul 2025382 AMAQI
27th Jul 2025383 AMAQI
32°C29/37°C
27th Jul 2025384 AMAQI
27th Jul 2025405 AMAQI
27th Jul 2025406 AMAQI
27th Jul 2025417 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20255010 AMAQI
27th Jul 20255411 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025461 PMAQI
27th Jul 2025412 PMAQI
27th Jul 2025353 PMAQI
27th Jul 2025344 PMAQI
27th Jul 2025285 PMAQI
27th Jul 2025266 PMAQI
27th Jul 2025247 PMAQI
27th Jul 2025258 PMAQI
27th Jul 2025329 PMAQI
27th Jul 20253210 PMAQI
27th Jul 20253211 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025341 AMAQI
28th Jul 2025372 AMAQI
28th Jul 2025373 AMAQI
32°C29/36°C
28th Jul 2025384 AMAQI
28th Jul 2025405 AMAQI
28th Jul 2025396 AMAQI
28th Jul 2025397 AMAQI
28th Jul 2025408 AMAQI
28th Jul 2025289 AMAQI
28th Jul 20253910 AMAQI
28th Jul 20254211 AMAQI
28th Jul 20254712 PMAQI
28th Jul 2025511 PMAQI
28th Jul 2025502 PMAQI
28th Jul 2025533 PMAQI
28th Jul 2025554 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025446 PMAQI
28th Jul 2025387 PMAQI
28th Jul 2025338 PMAQI
28th Jul 2025349 PMAQI
28th Jul 20253310 PMAQI
28th Jul 20253411 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025341 AMAQI
29th Jul 2025372 AMAQI
29th Jul 2025353 AMAQI
32°C29/37°C
29th Jul 2025384 AMAQI
29th Jul 2025395 AMAQI
29th Jul 2025406 AMAQI
29th Jul 2025397 AMAQI
29th Jul 2025388 AMAQI
29th Jul 2025429 AMAQI
29th Jul 20255010 AMAQI
29th Jul 20254611 AMAQI
29th Jul 20254812 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025472 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025444 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025329 PMAQI
29th Jul 20253210 PMAQI
29th Jul 20253111 PMAQI
30th Jul 20253312 AMAQI
30th Jul 2025341 AMAQI
30th Jul 2025352 AMAQI
30th Jul 2025363 AMAQI
32°C28/38°C
30th Jul 2025364 AMAQI
30th Jul 2025385 AMAQI
30th Jul 2025386 AMAQI
30th Jul 2025387 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025239 AMAQI
30th Jul 20251910 AMAQI
30th Jul 20252211 AMAQI
30th Jul 20252812 PMAQI
30th Jul 2025301 PMAQI
30th Jul 2025312 PMAQI
30th Jul 2025323 PMAQI
30th Jul 2025324 PMAQI
30th Jul 2025285 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025327 PMAQI
30th Jul 2025348 PMAQI
30th Jul 2025369 PMAQI
30th Jul 20253510 PMAQI
30th Jul 20253611 PMAQI
31st Jul 20253512 AMAQI
31st Jul 2025351 AMAQI
31st Jul 2025352 AMAQI
31st Jul 2025363 AMAQI
31°C28/36°C
31st Jul 2025344 AMAQI
31st Jul 2025345 AMAQI
31st Jul 2025346 AMAQI
31st Jul 2025347 AMAQI
31st Jul 2025348 AMAQI
31st Jul 2025349 AMAQI
31st Jul 20253410 AMAQI
31st Jul 20254811 AMAQI
31st Jul 20254312 PMAQI
31st Jul 2025381 PMAQI
31st Jul 2025362 PMAQI
31st Jul 2025353 PMAQI
31st Jul 2025314 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025267 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253110 PMAQI
31st Jul 20252811 PMAQI
1st Aug 20252812 AMAQI
1st Aug 2025321 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025343 AMAQI
29°C26/35°C
1st Aug 2025364 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025366 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20252810 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20254212 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025372 PMAQI
1st Aug 2025363 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025325 PMAQI
1st Aug 2025426 PMAQI
1st Aug 2025277 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20252912 AMAQI
2nd Aug 2025311 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
29°C27/32°C
2nd Aug 2025374 AMAQI
2nd Aug 2025375 AMAQI
2nd Aug 2025406 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025389 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20254211 AMAQI
2nd Aug 20253712 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025545 PMAQI
2nd Aug 2025546 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025438 PMAQI
2nd Aug 2025399 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254211 PMAQI
3rd Aug 20253212 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
31°C27/37°C
3rd Aug 2025404 AMAQI
3rd Aug 2025405 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025469 AMAQI
3rd Aug 20255610 AMAQI
3rd Aug 20255511 AMAQI
3rd Aug 20256012 PMAQI
3rd Aug 2025531 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025523 PMAQI
3rd Aug 2025504 PMAQI
3rd Aug 2025545 PMAQI
3rd Aug 2025566 PMAQI
3rd Aug 2025527 PMAQI
3rd Aug 2025548 PMAQI
3rd Aug 2025429 PMAQI
3rd Aug 20254410 PMAQI
3rd Aug 20254111 PMAQI
4th Aug 20253712 AMAQI
4th Aug 2025371 AMAQI
4th Aug 2025382 AMAQI
4th Aug 2025403 AMAQI
32°C28/37°C
4th Aug 2025424 AMAQI
4th Aug 2025435 AMAQI
4th Aug 2025436 AMAQI
4th Aug 2025427 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025629 AMAQI
4th Aug 20256610 AMAQI
4th Aug 20257911 AMAQI
4th Aug 20257812 PMAQI
4th Aug 2025891 PMAQI
4th Aug 2025942 PMAQI
4th Aug 2025883 PMAQI
4th Aug 2025894 PMAQI
4th Aug 2025945 PMAQI
4th Aug 2025816 PMAQI
4th Aug 2025727 PMAQI
4th Aug 2025658 PMAQI
4th Aug 2025589 PMAQI
4th Aug 20255510 PMAQI
4th Aug 20254611 PMAQI
5th Aug 20255112 AMAQI
5th Aug 2025441 AMAQI
5th Aug 2025422 AMAQI
5th Aug 2025413 AMAQI
33°C30/38°C
5th Aug 2025514 AMAQI
5th Aug 2025535 AMAQI
5th Aug 2025536 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025528 AMAQI
5th Aug 2025599 AMAQI
5th Aug 20256410 AMAQI
5th Aug 20256211 AMAQI
5th Aug 20256412 PMAQI
5th Aug 2025581 PMAQI
5th Aug 2025552 PMAQI
5th Aug 2025573 PMAQI
5th Aug 2025614 PMAQI
5th Aug 2025525 PMAQI
5th Aug 2025526 PMAQI
5th Aug 2025487 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254710 PMAQI
5th Aug 20254011 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025481 AMAQI
6th Aug 2025502 AMAQI
6th Aug 2025503 AMAQI
35°C30/39°C
6th Aug 2025524 AMAQI
6th Aug 2025535 AMAQI
6th Aug 2025526 AMAQI
6th Aug 2025527 AMAQI
6th Aug 2025538 AMAQI
6th Aug 2025429 AMAQI
6th Aug 20253910 AMAQI
6th Aug 20254211 AMAQI
6th Aug 20254812 PMAQI
6th Aug 2025531 PMAQI
6th Aug 2025542 PMAQI
6th Aug 2025503 PMAQI
6th Aug 2025474 PMAQI
6th Aug 2025595 PMAQI
6th Aug 2025546 PMAQI
6th Aug 2025607 PMAQI
6th Aug 2025558 PMAQI
6th Aug 2025489 PMAQI
6th Aug 20255010 PMAQI
6th Aug 20254811 PMAQI
7th Aug 20254712 AMAQI
7th Aug 2025491 AMAQI
7th Aug 2025522 AMAQI
7th Aug 2025523 AMAQI
33°C30/38°C
7th Aug 2025514 AMAQI
7th Aug 2025505 AMAQI
7th Aug 2025506 AMAQI
7th Aug 2025467 AMAQI
7th Aug 2025518 AMAQI
7th Aug 2025509 AMAQI
7th Aug 20254110 AMAQI
7th Aug 20255011 AMAQI
7th Aug 20253612 PMAQI
7th Aug 2025281 PMAQI
7th Aug 2025322 PMAQI
7th Aug 2025313 PMAQI
7th Aug 2025404 PMAQI
7th Aug 2025525 PMAQI
7th Aug 2025506 PMAQI
7th Aug 2025487 PMAQI
7th Aug 2025498 PMAQI
7th Aug 2025489 PMAQI
7th Aug 20254810 PMAQI
7th Aug 20254911 PMAQI
8th Aug 20254812 AMAQI
8th Aug 2025491 AMAQI
8th Aug 2025492 AMAQI
8th Aug 2025483 AMAQI
32°C29/34°C
8th Aug 2025484 AMAQI
8th Aug 2025485 AMAQI
8th Aug 2025476 AMAQI
8th Aug 2025487 AMAQI
8th Aug 2025488 AMAQI
8th Aug 2025349 AMAQI
8th Aug 20253010 AMAQI
8th Aug 20253411 AMAQI
8th Aug 20253412 PMAQI
8th Aug 2025381 PMAQI
8th Aug 2025382 PMAQI
8th Aug 2025473 PMAQI
8th Aug 2025384 PMAQI
8th Aug 2025395 PMAQI
8th Aug 2025476 PMAQI
8th Aug 2025507 PMAQI
8th Aug 2025508 PMAQI
8th Aug 2025499 PMAQI
8th Aug 20254710 PMAQI
8th Aug 20254611 PMAQI
9th Aug 20254612 AMAQI
9th Aug 2025481 AMAQI
9th Aug 2025502 AMAQI
9th Aug 2025503 AMAQI
30°C25/36°C
9th Aug 2025504 AMAQI
9th Aug 2025485 AMAQI
9th Aug 2025486 AMAQI
9th Aug 2025487 AMAQI
9th Aug 2025488 AMAQI
9th Aug 2025379 AMAQI
9th Aug 20253310 AMAQI
9th Aug 20253511 AMAQI
9th Aug 20254012 PMAQI
9th Aug 2025441 PMAQI
9th Aug 2025462 PMAQI
9th Aug 2025533 PMAQI
9th Aug 2025584 PMAQI
9th Aug 2025605 PMAQI
9th Aug 2025566 PMAQI
9th Aug 2025537 PMAQI
9th Aug 2025528 PMAQI
9th Aug 2025519 PMAQI
9th Aug 20255110 PMAQI
9th Aug 20255211 PMAQI
10th Aug 20255112 AMAQI
10th Aug 2025501 AMAQI
10th Aug 2025482 AMAQI
10th Aug 2025483 AMAQI
29°C25/34°C
10th Aug 2025474 AMAQI
10th Aug 2025465 AMAQI
10th Aug 2025466 AMAQI
10th Aug 2025467 AMAQI
10th Aug 2025468 AMAQI
10th Aug 2025499 AMAQI
10th Aug 20253910 AMAQI
10th Aug 20252611 AMAQI
10th Aug 20252812 PMAQI
10th Aug 2025311 PMAQI
10th Aug 2025282 PMAQI
10th Aug 2025283 PMAQI
10th Aug 2025244 PMAQI
10th Aug 2025265 PMAQI
10th Aug 2025266 PMAQI
10th Aug 2025267 PMAQI
10th Aug 2025318 PMAQI
10th Aug 2025449 PMAQI
10th Aug 20254710 PMAQI
10th Aug 20254611 PMAQI
11th Aug 20254612 AMAQI
11th Aug 2025461 AMAQI
11th Aug 2025492 AMAQI
11th Aug 2025483 AMAQI
27°C26/27°C
11th Aug 2025484 AMAQI
11th Aug 2025475 AMAQI
11th Aug 2025466 AMAQI
11th Aug 2025477 AMAQI
11th Aug 2025468 AMAQI
11th Aug 2025329 AMAQI
11th Aug 20252610 AMAQI
11th Aug 20252611 AMAQI
11th Aug 20252812 PMAQI
11th Aug 2025301 PMAQI
11th Aug 2025322 PMAQI
11th Aug 2025333 PMAQI
11th Aug 2025334 PMAQI
11th Aug 2025425 PMAQI
11th Aug 2025406 PMAQI
11th Aug 2025337 PMAQI
11th Aug 2025348 PMAQI
11th Aug 2025369 PMAQI
11th Aug 20253610 PMAQI
11th Aug 20253511 PMAQI
12th Aug 20253912 AMAQI
12th Aug 2025451 AMAQI
12th Aug 2025462 AMAQI
12th Aug 2025443 AMAQI
--°C/°C
12th Aug 2025444 AMAQI
4 AM12th Aug 2025415 AMAQI
12th Aug 2025406 AMAQI
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 - 6 PM
42AQI
10 hours / Day
300 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 6 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM - 3 AM
43AQI
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. 43), while the lowest AQI was between 7 PM to 8 PM (Avg. 39).
2025 Days Vs Air Quality
Honda, Niiza, Saitama, Japan
2025
89%
197
11%
25
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
197 DaysModerate
25 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 223 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
Honda, Niiza, Saitama, 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
31AQI
31AQI
2nd January 2025
32AQI
32AQI
3rd January 2025
24AQI
24AQI
4th January 2025
27AQI
27AQI
5th January 2025
34AQI
34AQI
6th January 2025
48AQI
48AQI
7th January 2025
30AQI
30AQI
8th January 2025
34AQI
34AQI
9th January 2025
28AQI
28AQI
10th January 2025
27AQI
27AQI
11th January 2025
32AQI
32AQI
12th January 2025
37AQI
37AQI
13th January 2025
32AQI
32AQI
14th January 2025
36AQI
36AQI
15th January 2025
34AQI
34AQI
16th January 2025
31AQI
31AQI
17th January 2025
30AQI
30AQI
18th January 2025
34AQI
34AQI
19th January 2025
43AQI
43AQI
20th January 2025
40AQI
40AQI
21st January 2025
40AQI
40AQI
22nd January 2025
38AQI
38AQI
23rd January 2025
46AQI
46AQI
24th January 2025
43AQI
43AQI
25th January 2025
37AQI
37AQI
26th January 2025
36AQI
36AQI
27th January 2025
33AQI
33AQI
28th January 2025
40AQI
40AQI
29th January 2025
29AQI
29AQI
30th January 2025
34AQI
34AQI
31st January 2025
29AQI
29AQI
1st February 2025
43AQI
43AQI
2nd February 2025
35AQI
35AQI
3rd February 2025
41AQI
41AQI
4th February 2025
33AQI
33AQI
5th February 2025
33AQI
33AQI
6th February 2025
29AQI
29AQI
7th February 2025
30AQI
30AQI
8th February 2025
29AQI
29AQI
9th February 2025
28AQI
28AQI
10th February 2025
28AQI
28AQI
11th February 2025
35AQI
35AQI
12th February 2025
39AQI
39AQI
13th February 2025
68AQI
68AQI
14th February 2025
33AQI
33AQI
15th February 2025
62AQI
62AQI
16th February 2025
42AQI
42AQI
17th February 2025
50AQI
50AQI
18th February 2025
34AQI
34AQI
19th February 2025
36AQI
36AQI
20th February 2025
30AQI
30AQI
21st February 2025
30AQI
30AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
31AQI
31AQI
24th February 2025
32AQI
32AQI
25th February 2025
35AQI
35AQI
26th February 2025
37AQI
37AQI
27th February 2025
39AQI
39AQI
28th February 2025
52AQI
52AQI
1st March 2025
53AQI
53AQI
2nd March 2025
58AQI
58AQI
3rd March 2025
39AQI
39AQI
4th March 2025
38AQI
38AQI
5th March 2025
29AQI
29AQI
6th March 2025
34AQI
34AQI
7th March 2025
32AQI
32AQI
8th March 2025
37AQI
37AQI
9th March 2025
36AQI
36AQI
10th March 2025
35AQI
35AQI
11th March 2025
39AQI
39AQI
12th March 2025
44AQI
44AQI
13th March 2025
44AQI
44AQI
14th March 2025
38AQI
38AQI
15th March 2025
36AQI
36AQI
16th March 2025
23AQI
23AQI
17th March 2025
19AQI
19AQI
18th March 2025
22AQI
22AQI
19th March 2025
16AQI
16AQI
20th March 2025
23AQI
23AQI
21st March 2025
36AQI
36AQI
22nd March 2025
45AQI
45AQI
23rd March 2025
53AQI
53AQI
24th March 2025
54AQI
54AQI
25th March 2025
73AQI
73AQI
26th March 2025
80AQI
80AQI
27th March 2025
73AQI
73AQI
28th March 2025
51AQI
51AQI
29th March 2025
37AQI
37AQI
30th March 2025
40AQI
40AQI
31st March 2025
33AQI
33AQI
1st April 2025
28AQI
28AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
22AQI
22AQI
4th April 2025
20AQI
20AQI
5th April 2025
25AQI
25AQI
6th April 2025
22AQI
22AQI
7th April 2025
27AQI
27AQI
8th April 2025
34AQI
34AQI
9th April 2025
27AQI
27AQI
10th April 2025
44AQI
44AQI
11th April 2025
39AQI
39AQI
12th April 2025
39AQI
39AQI
13th April 2025
31AQI
31AQI
14th April 2025
38AQI
38AQI
15th April 2025
28AQI
28AQI
16th April 2025
28AQI
28AQI
17th April 2025
43AQI
43AQI
18th April 2025
50AQI
50AQI
19th April 2025
59AQI
59AQI
20th April 2025
50AQI
50AQI
21st April 2025
45AQI
45AQI
22nd April 2025
44AQI
44AQI
23rd April 2025
29AQI
29AQI
24th April 2025
37AQI
37AQI
25th April 2025
42AQI
42AQI
26th April 2025
46AQI
46AQI
27th April 2025
48AQI
48AQI
28th April 2025
43AQI
43AQI
29th April 2025
33AQI
33AQI
30th April 2025
42AQI
42AQI
1st May 2025
36AQI
36AQI
2nd May 2025
29AQI
29AQI
3rd May 2025
26AQI
26AQI
4th May 2025
37AQI
37AQI
5th May 2025
29AQI
29AQI
6th May 2025
29AQI
29AQI
7th May 2025
21AQI
21AQI
8th May 2025
28AQI
28AQI
9th May 2025
28AQI
28AQI
10th May 2025
22AQI
22AQI
11th May 2025
22AQI
22AQI
12th May 2025
24AQI
24AQI
13th May 2025
30AQI
30AQI
14th May 2025
33AQI
33AQI
15th May 2025
33AQI
33AQI
16th May 2025
38AQI
38AQI
17th May 2025
23AQI
23AQI
18th May 2025
41AQI
41AQI
19th May 2025
42AQI
42AQI
20th May 2025
60AQI
60AQI
21st May 2025
54AQI
54AQI
22nd May 2025
42AQI
42AQI
23rd May 2025
42AQI
42AQI
24th May 2025
41AQI
41AQI
25th May 2025
29AQI
29AQI
26th May 2025
29AQI
29AQI
27th May 2025
26AQI
26AQI
28th May 2025
25AQI
25AQI
29th May 2025
30AQI
30AQI
30th May 2025
25AQI
25AQI
31st May 2025
17AQI
17AQI
1st June 2025
23AQI
23AQI
2nd June 2025
28AQI
28AQI
3rd June 2025
31AQI
31AQI
4th June 2025
24AQI
24AQI
5th June 2025
37AQI
37AQI
6th June 2025
39AQI
39AQI
7th June 2025
46AQI
46AQI
8th June 2025
54AQI
54AQI
9th June 2025
43AQI
43AQI
10th June 2025
33AQI
33AQI
11th June 2025
27AQI
27AQI
12th June 2025
35AQI
35AQI
13th June 2025
38AQI
38AQI
14th June 2025
30AQI
30AQI
15th June 2025
26AQI
26AQI
16th June 2025
31AQI
31AQI
17th June 2025
42AQI
42AQI
18th June 2025
34AQI
34AQI
19th June 2025
36AQI
36AQI
20th June 2025
37AQI
37AQI
21st June 2025
31AQI
31AQI
22nd June 2025
24AQI
24AQI
23rd June 2025
20AQI
20AQI
24th June 2025
15AQI
15AQI
25th June 2025
16AQI
16AQI
26th June 2025
16AQI
16AQI
27th June 2025
19AQI
19AQI
28th June 2025
21AQI
21AQI
29th June 2025
24AQI
24AQI
30th June 2025
32AQI
32AQI
1st July 2025
35AQI
35AQI
2nd July 2025
41AQI
41AQI
3rd July 2025
45AQI
45AQI
4th July 2025
46AQI
46AQI
5th July 2025
48AQI
48AQI
6th July 2025
54AQI
54AQI
7th July 2025
70AQI
70AQI
8th July 2025
74AQI
74AQI
9th July 2025
78AQI
78AQI
10th July 2025
64AQI
64AQI
11th July 2025
56AQI
56AQI
12th July 2025
56AQI
56AQI
13th July 2025
56AQI
56AQI
14th July 2025
47AQI
47AQI
15th July 2025
47AQI
47AQI
16th July 2025
46AQI
46AQI
17th July 2025
46AQI
46AQI
18th July 2025
42AQI
42AQI
19th July 2025
39AQI
39AQI
20th July 2025
37AQI
37AQI
21st July 2025
37AQI
37AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
40AQI
40AQI
24th July 2025
41AQI
41AQI
25th July 2025
39AQI
39AQI
26th July 2025
38AQI
38AQI
27th July 2025
36AQI
36AQI
28th July 2025
39AQI
39AQI
29th July 2025
38AQI
38AQI
30th July 2025
33AQI
33AQI
31st July 2025
33AQI
33AQI
1st August 2025
33AQI
33AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
44AQI
44AQI
4th August 2025
58AQI
58AQI
5th August 2025
51AQI
51AQI
6th August 2025
50AQI
50AQI
7th August 2025
47AQI
47AQI
8th August 2025
45AQI
45AQI
9th August 2025
48AQI
48AQI
10th August 2025
42AQI
42AQI
34AQI
37AQI
41AQI
36AQI
32AQI
30AQI
46AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
31
25
3
23
8
29
1
29
2
29
1
23
8
8
2
197
25
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
June30AQI
202441AQI
29
2
26
3
21
10
15
15
26
5
26
4
14
17
28
3
26
4
28
3
26
4
31
296
70
Highest AQI recorded in
April53AQI
Lowest AQI recorded in
December32AQI
202344AQI
24
7
18
10
16
15
15
15
18
13
20
10
21
10
28
3
28
2
26
5
18
11
18
13
250
114
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
August30AQI
202240AQI
3
13
1
30
1
17
13
22
9
16
14
20
3
1
26
2
25
6
23
7
29
2
225
58
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
January29AQI
202140AQI
22
9
20
8
21
8
2
26
4
23
8
27
3
29
2
25
6
29
1
28
3
23
7
23
8
296
67
2
Highest AQI recorded in
March48AQI
Lowest AQI recorded in
July34AQI
202038AQI
9
4
16
5
16
2
20
10
29
2
24
7
18
1
26
5
18
12
20
11
196
59
Highest AQI recorded in
June46AQI
Lowest AQI recorded in
July23AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
44AQILeast Polluted Year Recorded
2025(Avg.)
37AQIHonda's annual 2025 AQI (37) shows an average percentage change of -7.7% (improved AQI) compared to previous years: 2020 (38), 2021 (40), 2022 (40), 2023 (44), 2024 (41).
