Hachioji, Tokyo, 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+
November Air Quality Analysis
Hachioji, Tokyo, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Nov 2025
60AQILowest AQI recorded on
9th Nov 2021
14AQISame Day Analysis (17th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 54 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 17th Nov - 18th Nov 2025
Hachioji, Tokyo, Japan
AQI
Day
Night
.
6 AM17th Nov 2025
4 PM
5 AM18th Nov 2025
Day time
Avg. Highest Time
12PM17th Nov
57AQI
Avg. Lowest Time
8AM17th Nov
44AQI
Night time
Avg. Highest Time
10PM17th Nov
61AQI
Avg. Lowest Time
5PM17th Nov
49AQI
In the last 24 hours,
Hachioji's AQI reached its highest point of 61 at 10 PM during the Night, while the lowest point, 44, was recorded at 8 AM during the Day between 17th Nov and 18th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Hachioji, Tokyo, Japan
OctNov
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
19th Oct 2025526 AMAQI
19th Oct 2025487 AMAQI
19th Oct 2025448 AMAQI
19th Oct 2025519 AMAQI
19th Oct 20255010 AMAQI
19th Oct 20255211 AMAQI
19th Oct 20255212 PMAQI
19th Oct 2025491 PMAQI
19th Oct 2025372 PMAQI
19th Oct 2025223 PMAQI
19th Oct 2025334 PMAQI
19th Oct 2025435 PMAQI
19th Oct 2025476 PMAQI
19th Oct 2025577 PMAQI
19th Oct 2025548 PMAQI
19th Oct 2025529 PMAQI
19th Oct 20255210 PMAQI
19th Oct 20255311 PMAQI
20th Oct 20255012 AMAQI
20th Oct 2025541 AMAQI
20th Oct 2025542 AMAQI
20th Oct 2025253 AMAQI
20th Oct 2025254 AMAQI
20th Oct 2025255 AMAQI
20°C17/23°C
20th Oct 2025256 AMAQI
20th Oct 2025517 AMAQI
20th Oct 2025578 AMAQI
20th Oct 2025589 AMAQI
20th Oct 20255510 AMAQI
20th Oct 20255411 AMAQI
20th Oct 20255812 PMAQI
20th Oct 2025581 PMAQI
20th Oct 2025522 PMAQI
20th Oct 2025333 PMAQI
20th Oct 2025404 PMAQI
20th Oct 2025435 PMAQI
20th Oct 2025276 PMAQI
20th Oct 2025317 PMAQI
20th Oct 2025368 PMAQI
20th Oct 2025459 PMAQI
20th Oct 20255410 PMAQI
20th Oct 20255411 PMAQI
21st Oct 20255412 AMAQI
21st Oct 2025541 AMAQI
21st Oct 2025552 AMAQI
21st Oct 2025533 AMAQI
21st Oct 2025534 AMAQI
21st Oct 2025535 AMAQI
18°C16/22°C
21st Oct 2025536 AMAQI
21st Oct 2025527 AMAQI
21st Oct 2025158 AMAQI
21st Oct 2025219 AMAQI
21st Oct 20252410 AMAQI
21st Oct 20252311 AMAQI
21st Oct 20252312 PMAQI
21st Oct 2025261 PMAQI
21st Oct 2025262 PMAQI
21st Oct 2025263 PMAQI
21st Oct 2025254 PMAQI
21st Oct 2025255 PMAQI
21st Oct 2025246 PMAQI
21st Oct 2025267 PMAQI
21st Oct 2025258 PMAQI
21st Oct 2025269 PMAQI
21st Oct 20252610 PMAQI
21st Oct 20253111 PMAQI
22nd Oct 20253212 AMAQI
22nd Oct 2025381 AMAQI
22nd Oct 2025392 AMAQI
22nd Oct 2025353 AMAQI
22nd Oct 2025314 AMAQI
22nd Oct 2025315 AMAQI
15°C14/15°C
22nd Oct 2025296 AMAQI
22nd Oct 2025297 AMAQI
22nd Oct 2025308 AMAQI
22nd Oct 2025379 AMAQI
22nd Oct 20253910 AMAQI
22nd Oct 20253911 AMAQI
22nd Oct 20253712 PMAQI
22nd Oct 2025351 PMAQI
22nd Oct 2025342 PMAQI
22nd Oct 2025363 PMAQI
22nd Oct 2025354 PMAQI
22nd Oct 2025385 PMAQI
22nd Oct 2025386 PMAQI
22nd Oct 2025397 PMAQI
22nd Oct 2025338 PMAQI
22nd Oct 2025429 PMAQI
22nd Oct 20254310 PMAQI
22nd Oct 20254011 PMAQI
23rd Oct 20253512 AMAQI
23rd Oct 2025291 AMAQI
23rd Oct 2025242 AMAQI
23rd Oct 2025253 AMAQI
23rd Oct 2025254 AMAQI
23rd Oct 2025215 AMAQI
11°C10/12°C
23rd Oct 2025226 AMAQI
23rd Oct 2025267 AMAQI
23rd Oct 2025268 AMAQI
23rd Oct 2025299 AMAQI
23rd Oct 20253110 AMAQI
23rd Oct 20253211 AMAQI
23rd Oct 20253812 PMAQI
23rd Oct 2025411 PMAQI
23rd Oct 2025342 PMAQI
23rd Oct 2025323 PMAQI
23rd Oct 2025344 PMAQI
23rd Oct 2025355 PMAQI
23rd Oct 2025366 PMAQI
23rd Oct 2025367 PMAQI
23rd Oct 2025418 PMAQI
23rd Oct 2025439 PMAQI
23rd Oct 20254510 PMAQI
23rd Oct 20254411 PMAQI
24th Oct 20254512 AMAQI
24th Oct 2025401 AMAQI
24th Oct 2025362 AMAQI
24th Oct 2025343 AMAQI
24th Oct 2025384 AMAQI
24th Oct 2025405 AMAQI
13°C11/17°C
24th Oct 2025406 AMAQI
24th Oct 2025337 AMAQI
24th Oct 2025338 AMAQI
24th Oct 2025359 AMAQI
24th Oct 20254210 AMAQI
24th Oct 20253811 AMAQI
24th Oct 20254012 PMAQI
24th Oct 2025381 PMAQI
24th Oct 2025342 PMAQI
24th Oct 2025343 PMAQI
24th Oct 2025334 PMAQI
24th Oct 2025395 PMAQI
24th Oct 2025386 PMAQI
24th Oct 2025377 PMAQI
24th Oct 2025458 PMAQI
24th Oct 2025459 PMAQI
24th Oct 20254610 PMAQI
24th Oct 20254311 PMAQI
25th Oct 20254212 AMAQI
25th Oct 2025461 AMAQI
25th Oct 2025392 AMAQI
25th Oct 2025353 AMAQI
25th Oct 2025374 AMAQI
25th Oct 2025335 AMAQI
14°C11/16°C
25th Oct 2025346 AMAQI
25th Oct 2025237 AMAQI
25th Oct 2025198 AMAQI
25th Oct 2025289 AMAQI
25th Oct 20252510 AMAQI
25th Oct 20253311 AMAQI
25th Oct 20253612 PMAQI
25th Oct 2025381 PMAQI
25th Oct 2025402 PMAQI
25th Oct 2025413 PMAQI
25th Oct 2025424 PMAQI
25th Oct 2025445 PMAQI
25th Oct 2025486 PMAQI
25th Oct 2025477 PMAQI
25th Oct 2025458 PMAQI
25th Oct 2025379 PMAQI
25th Oct 20253510 PMAQI
25th Oct 20253111 PMAQI
26th Oct 20252912 AMAQI
26th Oct 2025311 AMAQI
26th Oct 2025272 AMAQI
26th Oct 2025263 AMAQI
26th Oct 2025254 AMAQI
26th Oct 2025235 AMAQI
13°C12/13°C
26th Oct 2025226 AMAQI
26th Oct 2025217 AMAQI
26th Oct 2025208 AMAQI
26th Oct 2025229 AMAQI
26th Oct 20252710 AMAQI
26th Oct 20252411 AMAQI
26th Oct 20252212 PMAQI
26th Oct 2025241 PMAQI
26th Oct 2025242 PMAQI
26th Oct 2025243 PMAQI
26th Oct 2025224 PMAQI
26th Oct 2025145 PMAQI
26th Oct 2025176 PMAQI
26th Oct 2025237 PMAQI
26th Oct 2025298 PMAQI
26th Oct 2025319 PMAQI
26th Oct 20253710 PMAQI
26th Oct 20252911 PMAQI
27th Oct 20252612 AMAQI
27th Oct 2025281 AMAQI
27th Oct 2025272 AMAQI
27th Oct 2025253 AMAQI
27th Oct 2025254 AMAQI
27th Oct 2025235 AMAQI
15°C14/16°C
27th Oct 2025206 AMAQI
27th Oct 2025197 AMAQI
27th Oct 2025248 AMAQI
27th Oct 2025259 AMAQI
27th Oct 20252710 AMAQI
27th Oct 20253411 AMAQI
27th Oct 20253812 PMAQI
27th Oct 2025391 PMAQI
27th Oct 2025272 PMAQI
27th Oct 2025263 PMAQI
27th Oct 2025264 PMAQI
27th Oct 2025385 PMAQI
27th Oct 2025436 PMAQI
27th Oct 2025437 PMAQI
27th Oct 2025458 PMAQI
27th Oct 2025419 PMAQI
27th Oct 20254610 PMAQI
27th Oct 20254611 PMAQI
28th Oct 20253912 AMAQI
28th Oct 2025401 AMAQI
28th Oct 2025412 AMAQI
28th Oct 2025423 AMAQI
28th Oct 2025424 AMAQI
28th Oct 2025415 AMAQI
17°C15/19°C
28th Oct 2025426 AMAQI
28th Oct 2025377 AMAQI
28th Oct 2025318 AMAQI
28th Oct 2025329 AMAQI
28th Oct 20253310 AMAQI
28th Oct 20253711 AMAQI
28th Oct 20254012 PMAQI
28th Oct 2025361 PMAQI
28th Oct 2025332 PMAQI
28th Oct 2025333 PMAQI
28th Oct 2025404 PMAQI
28th Oct 2025415 PMAQI
28th Oct 2025326 PMAQI
28th Oct 2025297 PMAQI
28th Oct 2025288 PMAQI
28th Oct 2025269 PMAQI
28th Oct 20252810 PMAQI
28th Oct 20252711 PMAQI
29th Oct 20252912 AMAQI
29th Oct 2025311 AMAQI
29th Oct 2025312 AMAQI
29th Oct 2025333 AMAQI
29th Oct 2025364 AMAQI
29th Oct 2025355 AMAQI
15°C13/18°C
29th Oct 2025356 AMAQI
29th Oct 2025317 AMAQI
29th Oct 2025318 AMAQI
29th Oct 2025339 AMAQI
29th Oct 20253410 AMAQI
29th Oct 20253411 AMAQI
29th Oct 20252812 PMAQI
29th Oct 2025271 PMAQI
29th Oct 2025262 PMAQI
29th Oct 2025223 PMAQI
29th Oct 2025304 PMAQI
29th Oct 2025365 PMAQI
29th Oct 2025386 PMAQI
29th Oct 2025427 PMAQI
29th Oct 2025408 PMAQI
29th Oct 2025359 PMAQI
29th Oct 20253810 PMAQI
29th Oct 20254811 PMAQI
30th Oct 20254512 AMAQI
30th Oct 2025471 AMAQI
30th Oct 2025502 AMAQI
30th Oct 2025523 AMAQI
30th Oct 2025524 AMAQI
30th Oct 2025545 AMAQI
13°C11/14°C
30th Oct 2025566 AMAQI
30th Oct 2025557 AMAQI
30th Oct 2025558 AMAQI
30th Oct 2025559 AMAQI
30th Oct 20255510 AMAQI
30th Oct 20255411 AMAQI
30th Oct 20255612 PMAQI
30th Oct 2025581 PMAQI
30th Oct 2025592 PMAQI
30th Oct 2025593 PMAQI
30th Oct 2025574 PMAQI
30th Oct 2025575 PMAQI
30th Oct 2025576 PMAQI
30th Oct 2025567 PMAQI
30th Oct 2025578 PMAQI
30th Oct 2025609 PMAQI
30th Oct 20256110 PMAQI
30th Oct 20255911 PMAQI
31st Oct 20256212 AMAQI
31st Oct 2025621 AMAQI
31st Oct 2025612 AMAQI
31st Oct 2025633 AMAQI
31st Oct 2025634 AMAQI
31st Oct 2025635 AMAQI
13°C10/17°C
31st Oct 2025596 AMAQI
31st Oct 2025587 AMAQI
31st Oct 2025588 AMAQI
31st Oct 2025589 AMAQI
31st Oct 20255810 AMAQI
31st Oct 20255711 AMAQI
31st Oct 20255812 PMAQI
31st Oct 2025581 PMAQI
31st Oct 2025582 PMAQI
31st Oct 2025573 PMAQI
31st Oct 2025574 PMAQI
31st Oct 2025625 PMAQI
31st Oct 2025606 PMAQI
31st Oct 2025607 PMAQI
31st Oct 2025598 PMAQI
31st Oct 2025589 PMAQI
31st Oct 20255210 PMAQI
31st Oct 20253411 PMAQI
1st Nov 20253112 AMAQI
1st Nov 2025261 AMAQI
1st Nov 2025182 AMAQI
1st Nov 2025203 AMAQI
1st Nov 2025214 AMAQI
1st Nov 2025235 AMAQI
14°C11/18°C
1st Nov 2025216 AMAQI
1st Nov 2025217 AMAQI
1st Nov 2025218 AMAQI
1st Nov 2025219 AMAQI
1st Nov 20252610 AMAQI
1st Nov 20253211 AMAQI
1st Nov 20254012 PMAQI
1st Nov 2025371 PMAQI
1st Nov 2025292 PMAQI
1st Nov 2025233 PMAQI
1st Nov 2025244 PMAQI
1st Nov 2025265 PMAQI
1st Nov 2025226 PMAQI
1st Nov 2025227 PMAQI
1st Nov 2025258 PMAQI
1st Nov 2025269 PMAQI
1st Nov 20253410 PMAQI
1st Nov 20253911 PMAQI
2nd Nov 20254012 AMAQI
2nd Nov 2025381 AMAQI
2nd Nov 2025392 AMAQI
2nd Nov 2025373 AMAQI
2nd Nov 2025344 AMAQI
2nd Nov 2025345 AMAQI
17°C13/23°C
2nd Nov 2025306 AMAQI
2nd Nov 2025207 AMAQI
2nd Nov 2025218 AMAQI
2nd Nov 2025219 AMAQI
2nd Nov 20252710 AMAQI
2nd Nov 20252711 AMAQI
2nd Nov 20253412 PMAQI
2nd Nov 2025291 PMAQI
2nd Nov 2025312 PMAQI
2nd Nov 2025393 PMAQI
2nd Nov 2025434 PMAQI
2nd Nov 2025425 PMAQI
2nd Nov 2025406 PMAQI
2nd Nov 2025447 PMAQI
2nd Nov 2025448 PMAQI
2nd Nov 2025459 PMAQI
2nd Nov 20254910 PMAQI
2nd Nov 20255111 PMAQI
3rd Nov 20255312 AMAQI
3rd Nov 2025481 AMAQI
3rd Nov 2025482 AMAQI
3rd Nov 2025463 AMAQI
3rd Nov 2025364 AMAQI
3rd Nov 2025335 AMAQI
15°C13/19°C
3rd Nov 2025306 AMAQI
3rd Nov 2025307 AMAQI
3rd Nov 2025368 AMAQI
3rd Nov 2025389 AMAQI
3rd Nov 20253710 AMAQI
3rd Nov 20253911 AMAQI
3rd Nov 20253912 PMAQI
3rd Nov 2025461 PMAQI
3rd Nov 2025422 PMAQI
3rd Nov 2025413 PMAQI
3rd Nov 2025394 PMAQI
3rd Nov 2025425 PMAQI
3rd Nov 2025316 PMAQI
3rd Nov 2025317 PMAQI
3rd Nov 2025308 PMAQI
3rd Nov 2025229 PMAQI
3rd Nov 20252210 PMAQI
3rd Nov 20252311 PMAQI
4th Nov 20252412 AMAQI
4th Nov 2025241 AMAQI
4th Nov 2025282 AMAQI
4th Nov 2025243 AMAQI
4th Nov 2025234 AMAQI
4th Nov 2025275 AMAQI
14°C11/18°C
4th Nov 2025246 AMAQI
4th Nov 2025227 AMAQI
4th Nov 2025228 AMAQI
4th Nov 2025299 AMAQI
4th Nov 20252810 AMAQI
4th Nov 20253311 AMAQI
4th Nov 20252012 PMAQI
4th Nov 2025261 PMAQI
4th Nov 2025292 PMAQI
4th Nov 2025313 PMAQI
4th Nov 2025284 PMAQI
4th Nov 2025315 PMAQI
4th Nov 2025256 PMAQI
4th Nov 2025257 PMAQI
4th Nov 2025268 PMAQI
4th Nov 2025309 PMAQI
4th Nov 20253410 PMAQI
4th Nov 20253311 PMAQI
5th Nov 20253112 AMAQI
5th Nov 2025381 AMAQI
5th Nov 2025372 AMAQI
5th Nov 2025353 AMAQI
5th Nov 2025384 AMAQI
5th Nov 2025365 AMAQI
11°C8/15°C
5th Nov 2025346 AMAQI
5th Nov 2025337 AMAQI
5th Nov 2025288 AMAQI
5th Nov 2025369 AMAQI
5th Nov 20254010 AMAQI
5th Nov 20254911 AMAQI
5th Nov 20255112 PMAQI
5th Nov 2025511 PMAQI
5th Nov 2025502 PMAQI
5th Nov 2025493 PMAQI
5th Nov 2025524 PMAQI
5th Nov 2025515 PMAQI
5th Nov 2025526 PMAQI
5th Nov 2025527 PMAQI
5th Nov 2025538 PMAQI
5th Nov 2025549 PMAQI
5th Nov 20255410 PMAQI
5th Nov 20255411 PMAQI
6th Nov 20255212 AMAQI
6th Nov 2025461 AMAQI
6th Nov 2025432 AMAQI
6th Nov 2025293 AMAQI
6th Nov 2025314 AMAQI
6th Nov 2025305 AMAQI
13°C10/16°C
6th Nov 2025286 AMAQI
6th Nov 2025247 AMAQI
6th Nov 2025268 AMAQI
6th Nov 2025289 AMAQI
6th Nov 20253210 AMAQI
6th Nov 20253411 AMAQI
6th Nov 20253112 PMAQI
6th Nov 2025311 PMAQI
6th Nov 2025352 PMAQI
6th Nov 2025343 PMAQI
6th Nov 2025304 PMAQI
6th Nov 2025295 PMAQI
6th Nov 2025296 PMAQI
6th Nov 2025327 PMAQI
6th Nov 2025388 PMAQI
6th Nov 2025439 PMAQI
6th Nov 20254510 PMAQI
6th Nov 20254211 PMAQI
7th Nov 20254112 AMAQI
7th Nov 2025441 AMAQI
7th Nov 2025392 AMAQI
7th Nov 2025363 AMAQI
7th Nov 2025344 AMAQI
7th Nov 2025265 AMAQI
13°C12/16°C
7th Nov 2025246 AMAQI
7th Nov 2025257 AMAQI
7th Nov 2025318 AMAQI
7th Nov 2025349 AMAQI
7th Nov 20253410 AMAQI
7th Nov 20254211 AMAQI
7th Nov 20254612 PMAQI
7th Nov 2025441 PMAQI
7th Nov 2025492 PMAQI
7th Nov 2025463 PMAQI
7th Nov 2025454 PMAQI
7th Nov 2025465 PMAQI
7th Nov 2025496 PMAQI
7th Nov 2025477 PMAQI
7th Nov 2025478 PMAQI
7th Nov 2025479 PMAQI
7th Nov 20254710 PMAQI
7th Nov 20255211 PMAQI
8th Nov 20255512 AMAQI
8th Nov 2025541 AMAQI
8th Nov 2025522 AMAQI
8th Nov 2025533 AMAQI
8th Nov 2025524 AMAQI
8th Nov 2025475 AMAQI
14°C10/19°C
8th Nov 2025466 AMAQI
8th Nov 2025487 AMAQI
8th Nov 2025508 AMAQI
8th Nov 2025499 AMAQI
8th Nov 20255210 AMAQI
8th Nov 20255211 AMAQI
8th Nov 20255212 PMAQI
8th Nov 2025521 PMAQI
8th Nov 2025542 PMAQI
8th Nov 2025553 PMAQI
8th Nov 2025554 PMAQI
8th Nov 2025565 PMAQI
8th Nov 2025586 PMAQI
8th Nov 2025597 PMAQI
8th Nov 2025598 PMAQI
8th Nov 2025609 PMAQI
8th Nov 20256010 PMAQI
8th Nov 20256411 PMAQI
9th Nov 20256412 AMAQI
9th Nov 2025621 AMAQI
9th Nov 2025622 AMAQI
9th Nov 2025593 AMAQI
9th Nov 2025594 AMAQI
9th Nov 2025585 AMAQI
13°C11/14°C
9th Nov 2025586 AMAQI
9th Nov 2025577 AMAQI
9th Nov 2025568 AMAQI
9th Nov 2025579 AMAQI
9th Nov 20255510 AMAQI
9th Nov 20255711 AMAQI
9th Nov 20255812 PMAQI
9th Nov 2025581 PMAQI
9th Nov 2025562 PMAQI
9th Nov 2025563 PMAQI
9th Nov 2025554 PMAQI
9th Nov 2025565 PMAQI
9th Nov 2025586 PMAQI
9th Nov 2025617 PMAQI
9th Nov 2025638 PMAQI
9th Nov 2025669 PMAQI
9th Nov 20256610 PMAQI
9th Nov 20256511 PMAQI
10th Nov 20255712 AMAQI
10th Nov 2025561 AMAQI
10th Nov 2025492 AMAQI
10th Nov 2025513 AMAQI
10th Nov 2025424 AMAQI
10th Nov 2025425 AMAQI
14°C12/17°C
10th Nov 2025406 AMAQI
10th Nov 2025347 AMAQI
10th Nov 2025398 AMAQI
10th Nov 2025419 AMAQI
10th Nov 20253710 AMAQI
10th Nov 20254411 AMAQI
10th Nov 20254512 PMAQI
10th Nov 2025491 PMAQI
10th Nov 2025552 PMAQI
10th Nov 2025583 PMAQI
10th Nov 2025514 PMAQI
10th Nov 2025485 PMAQI
10th Nov 2025416 PMAQI
10th Nov 2025367 PMAQI
10th Nov 2025358 PMAQI
10th Nov 2025359 PMAQI
10th Nov 20251310 PMAQI
10th Nov 20252311 PMAQI
11th Nov 20252712 AMAQI
11th Nov 2025271 AMAQI
11th Nov 2025232 AMAQI
11th Nov 2025263 AMAQI
11th Nov 2025294 AMAQI
11th Nov 2025255 AMAQI
15°C11/20°C
11th Nov 2025216 AMAQI
11th Nov 2025197 AMAQI
11th Nov 2025208 AMAQI
11th Nov 2025249 AMAQI
11th Nov 20252810 AMAQI
11th Nov 20254111 AMAQI
11th Nov 20254512 PMAQI
11th Nov 2025381 PMAQI
11th Nov 2025312 PMAQI
11th Nov 2025323 PMAQI
11th Nov 2025334 PMAQI
11th Nov 2025325 PMAQI
11th Nov 2025366 PMAQI
11th Nov 2025397 PMAQI
11th Nov 2025328 PMAQI
11th Nov 2025309 PMAQI
11th Nov 20253510 PMAQI
11th Nov 20253911 PMAQI
12th Nov 20254012 AMAQI
12th Nov 2025431 AMAQI
12th Nov 2025372 AMAQI
12th Nov 2025353 AMAQI
12th Nov 2025384 AMAQI
12th Nov 2025355 AMAQI
12°C9/14°C
12th Nov 2025306 AMAQI
12th Nov 2025287 AMAQI
12th Nov 2025328 AMAQI
12th Nov 2025349 AMAQI
12th Nov 20253610 AMAQI
12th Nov 20253811 AMAQI
12th Nov 20253912 PMAQI
12th Nov 2025391 PMAQI
12th Nov 2025342 PMAQI
12th Nov 2025353 PMAQI
12th Nov 2025394 PMAQI
12th Nov 2025405 PMAQI
12th Nov 2025466 PMAQI
12th Nov 2025467 PMAQI
12th Nov 2025468 PMAQI
12th Nov 2025499 PMAQI
12th Nov 20254910 PMAQI
12th Nov 20255011 PMAQI
13th Nov 20255012 AMAQI
13th Nov 2025501 AMAQI
13th Nov 2025502 AMAQI
13th Nov 2025523 AMAQI
13th Nov 2025524 AMAQI
13th Nov 2025525 AMAQI
11°C8/14°C
13th Nov 2025506 AMAQI
13th Nov 2025517 AMAQI
13th Nov 2025528 AMAQI
13th Nov 2025509 AMAQI
13th Nov 20255210 AMAQI
13th Nov 20255511 AMAQI
13th Nov 20255512 PMAQI
13th Nov 2025551 PMAQI
13th Nov 2025552 PMAQI
13th Nov 2025553 PMAQI
13th Nov 2025574 PMAQI
13th Nov 2025575 PMAQI
13th Nov 2025616 PMAQI
13th Nov 2025597 PMAQI
13th Nov 2025588 PMAQI
13th Nov 2025579 PMAQI
13th Nov 20255610 PMAQI
13th Nov 20255311 PMAQI
14th Nov 20255412 AMAQI
14th Nov 2025511 AMAQI
14th Nov 2025482 AMAQI
14th Nov 2025463 AMAQI
14th Nov 2025384 AMAQI
14th Nov 2025355 AMAQI
13°C11/16°C
14th Nov 2025386 AMAQI
14th Nov 2025327 AMAQI
14th Nov 2025348 AMAQI
14th Nov 2025379 AMAQI
14th Nov 20253910 AMAQI
14th Nov 20254311 AMAQI
14th Nov 20254912 PMAQI
14th Nov 2025501 PMAQI
14th Nov 2025482 PMAQI
14th Nov 2025473 PMAQI
14th Nov 2025484 PMAQI
14th Nov 2025515 PMAQI
14th Nov 2025526 PMAQI
14th Nov 2025497 PMAQI
14th Nov 2025488 PMAQI
14th Nov 2025429 PMAQI
14th Nov 20254910 PMAQI
14th Nov 20255011 PMAQI
15th Nov 20255312 AMAQI
15th Nov 2025541 AMAQI
15th Nov 2025562 AMAQI
15th Nov 2025563 AMAQI
15th Nov 2025564 AMAQI
15th Nov 2025575 AMAQI
14°C10/17°C
15th Nov 2025566 AMAQI
15th Nov 2025557 AMAQI
15th Nov 2025558 AMAQI
15th Nov 2025569 AMAQI
15th Nov 20255610 AMAQI
15th Nov 20255611 AMAQI
15th Nov 20255412 PMAQI
15th Nov 2025541 PMAQI
15th Nov 2025532 PMAQI
15th Nov 2025553 PMAQI
15th Nov 2025544 PMAQI
15th Nov 2025515 PMAQI
15th Nov 2025496 PMAQI
15th Nov 2025547 PMAQI
15th Nov 2025548 PMAQI
15th Nov 2025569 PMAQI
15th Nov 20255810 PMAQI
15th Nov 20255611 PMAQI
16th Nov 20255712 AMAQI
16th Nov 2025591 AMAQI
16th Nov 2025592 AMAQI
16th Nov 2025583 AMAQI
16th Nov 2025584 AMAQI
16th Nov 2025565 AMAQI
14°C11/16°C
16th Nov 2025556 AMAQI
16th Nov 2025557 AMAQI
16th Nov 2025568 AMAQI
16th Nov 2025559 AMAQI
16th Nov 20255510 AMAQI
16th Nov 20255311 AMAQI
16th Nov 20255212 PMAQI
16th Nov 2025521 PMAQI
16th Nov 2025542 PMAQI
16th Nov 2025513 PMAQI
16th Nov 2025474 PMAQI
16th Nov 2025425 PMAQI
16th Nov 2025466 PMAQI
16th Nov 2025487 PMAQI
16th Nov 2025488 PMAQI
16th Nov 2025499 PMAQI
16th Nov 20255410 PMAQI
16th Nov 20255511 PMAQI
17th Nov 20255612 AMAQI
17th Nov 2025561 AMAQI
17th Nov 2025572 AMAQI
17th Nov 2025553 AMAQI
17th Nov 2025524 AMAQI
17th Nov 2025515 AMAQI
14°C12/16°C
17th Nov 2025506 AMAQI
17th Nov 2025477 AMAQI
17th Nov 2025448 AMAQI
17th Nov 2025469 AMAQI
17th Nov 20254810 AMAQI
17th Nov 20255111 AMAQI
17th Nov 20255712 PMAQI
17th Nov 2025551 PMAQI
17th Nov 2025532 PMAQI
17th Nov 2025533 PMAQI
17th Nov 2025454 PMAQI
17th Nov 2025495 PMAQI
17th Nov 2025516 PMAQI
17th Nov 2025557 PMAQI
17th Nov 2025598 PMAQI
17th Nov 2025609 PMAQI
17th Nov 20256110 PMAQI
17th Nov 20256011 PMAQI
18th Nov 20255812 AMAQI
18th Nov 2025571 AMAQI
18th Nov 2025562 AMAQI
18th Nov 2025573 AMAQI
18th Nov 2025544 AMAQI
18th Nov 2025525 AMAQI
15°C10/20°C
18th Nov 2025486 AMAQI
6 AM18th Nov 2025447 AMAQI
18th Nov 2025418 AMAQI
18th Nov 2025379 AMAQI
11 AM
4 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 1 PM
43AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 AM - 8 AM
36AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 1 PM (Avg. 43), while the lowest AQI was between 7 AM to 8 AM (Avg. 36).
Night time
Avg. Highest Time
12 AM - 1 AM
45AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 AM - 5 AM
40AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 45), while the lowest AQI was between 3 AM to 5 AM (Avg. 40).
2025 Days Vs Air Quality
Hachioji, Tokyo, Japan
2025
86%
275
14%
46
Total number of days with different AQI categories in last 322 days in 2025 (43 days remaining)
Good
275 DaysModerate
46 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% of 322 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
Hachioji, Tokyo, 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
26AQI
2nd January 2025
26AQI
26AQI
3rd January 2025
23AQI
23AQI
4th January 2025
24AQI
24AQI
5th January 2025
22AQI
22AQI
6th January 2025
27AQI
27AQI
7th January 2025
26AQI
26AQI
8th January 2025
29AQI
29AQI
9th January 2025
26AQI
26AQI
10th January 2025
24AQI
24AQI
11th January 2025
24AQI
24AQI
12th January 2025
25AQI
25AQI
13th January 2025
26AQI
26AQI
14th January 2025
24AQI
24AQI
15th January 2025
28AQI
28AQI
16th January 2025
22AQI
22AQI
17th January 2025
25AQI
25AQI
18th January 2025
25AQI
25AQI
19th January 2025
27AQI
27AQI
20th January 2025
26AQI
26AQI
21st January 2025
30AQI
30AQI
22nd January 2025
29AQI
29AQI
23rd January 2025
30AQI
30AQI
24th January 2025
34AQI
34AQI
25th January 2025
31AQI
31AQI
26th January 2025
30AQI
30AQI
27th January 2025
24AQI
24AQI
28th January 2025
28AQI
28AQI
29th January 2025
27AQI
27AQI
30th January 2025
25AQI
25AQI
31st January 2025
25AQI
25AQI
1st February 2025
27AQI
27AQI
2nd February 2025
29AQI
29AQI
3rd February 2025
24AQI
24AQI
4th February 2025
30AQI
30AQI
5th February 2025
27AQI
27AQI
6th February 2025
28AQI
28AQI
7th February 2025
28AQI
28AQI
8th February 2025
28AQI
28AQI
9th February 2025
28AQI
28AQI
10th February 2025
26AQI
26AQI
11th February 2025
28AQI
28AQI
12th February 2025
26AQI
26AQI
13th February 2025
30AQI
30AQI
14th February 2025
26AQI
26AQI
15th February 2025
27AQI
27AQI
16th February 2025
30AQI
30AQI
17th February 2025
33AQI
33AQI
18th February 2025
29AQI
29AQI
19th February 2025
28AQI
28AQI
20th February 2025
29AQI
29AQI
21st February 2025
29AQI
29AQI
22nd February 2025
27AQI
27AQI
23rd February 2025
31AQI
31AQI
24th February 2025
30AQI
30AQI
25th February 2025
32AQI
32AQI
26th February 2025
32AQI
32AQI
27th February 2025
35AQI
35AQI
28th February 2025
38AQI
38AQI
1st March 2025
43AQI
43AQI
2nd March 2025
41AQI
41AQI
3rd March 2025
33AQI
33AQI
4th March 2025
29AQI
29AQI
5th March 2025
24AQI
24AQI
6th March 2025
27AQI
27AQI
7th March 2025
30AQI
30AQI
8th March 2025
30AQI
30AQI
9th March 2025
34AQI
34AQI
10th March 2025
31AQI
31AQI
11th March 2025
31AQI
31AQI
12th March 2025
29AQI
29AQI
13th March 2025
35AQI
35AQI
14th March 2025
23AQI
23AQI
15th March 2025
21AQI
21AQI
16th March 2025
17AQI
17AQI
17th March 2025
16AQI
16AQI
18th March 2025
16AQI
16AQI
19th March 2025
15AQI
15AQI
20th March 2025
17AQI
17AQI
21st March 2025
21AQI
21AQI
22nd March 2025
25AQI
25AQI
23rd March 2025
27AQI
27AQI
24th March 2025
31AQI
31AQI
25th March 2025
48AQI
48AQI
26th March 2025
59AQI
59AQI
27th March 2025
56AQI
56AQI
28th March 2025
36AQI
36AQI
29th March 2025
29AQI
29AQI
30th March 2025
33AQI
33AQI
31st March 2025
27AQI
27AQI
1st April 2025
22AQI
22AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
20AQI
20AQI
4th April 2025
19AQI
19AQI
5th April 2025
19AQI
19AQI
6th April 2025
14AQI
14AQI
7th April 2025
16AQI
16AQI
8th April 2025
19AQI
19AQI
9th April 2025
17AQI
17AQI
10th April 2025
21AQI
21AQI
11th April 2025
21AQI
21AQI
12th April 2025
20AQI
20AQI
13th April 2025
18AQI
18AQI
14th April 2025
20AQI
20AQI
15th April 2025
19AQI
19AQI
16th April 2025
19AQI
19AQI
17th April 2025
25AQI
25AQI
18th April 2025
29AQI
29AQI
19th April 2025
31AQI
31AQI
20th April 2025
28AQI
28AQI
21st April 2025
24AQI
24AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
16AQI
16AQI
24th April 2025
16AQI
16AQI
25th April 2025
17AQI
17AQI
26th April 2025
20AQI
20AQI
27th April 2025
20AQI
20AQI
28th April 2025
20AQI
20AQI
29th April 2025
15AQI
15AQI
30th April 2025
19AQI
19AQI
1st May 2025
19AQI
19AQI
2nd May 2025
16AQI
16AQI
3rd May 2025
17AQI
17AQI
4th May 2025
22AQI
22AQI
5th May 2025
19AQI
19AQI
6th May 2025
18AQI
18AQI
7th May 2025
15AQI
15AQI
8th May 2025
18AQI
18AQI
9th May 2025
17AQI
17AQI
10th May 2025
15AQI
15AQI
11th May 2025
16AQI
16AQI
12th May 2025
17AQI
17AQI
13th May 2025
19AQI
19AQI
14th May 2025
22AQI
22AQI
15th May 2025
21AQI
21AQI
16th May 2025
23AQI
23AQI
17th May 2025
21AQI
21AQI
18th May 2025
24AQI
24AQI
19th May 2025
26AQI
26AQI
20th May 2025
40AQI
40AQI
21st May 2025
43AQI
43AQI
22nd May 2025
33AQI
33AQI
23rd May 2025
34AQI
34AQI
24th May 2025
28AQI
28AQI
25th May 2025
23AQI
23AQI
26th May 2025
23AQI
23AQI
27th May 2025
20AQI
20AQI
28th May 2025
19AQI
19AQI
29th May 2025
22AQI
22AQI
30th May 2025
18AQI
18AQI
31st May 2025
16AQI
16AQI
1st June 2025
16AQI
16AQI
2nd June 2025
20AQI
20AQI
3rd June 2025
18AQI
18AQI
4th June 2025
19AQI
19AQI
5th June 2025
24AQI
24AQI
6th June 2025
25AQI
25AQI
7th June 2025
28AQI
28AQI
8th June 2025
34AQI
34AQI
9th June 2025
28AQI
28AQI
10th June 2025
25AQI
25AQI
11th June 2025
23AQI
23AQI
12th June 2025
27AQI
27AQI
13th June 2025
25AQI
25AQI
14th June 2025
22AQI
22AQI
15th June 2025
22AQI
22AQI
16th June 2025
24AQI
24AQI
17th June 2025
30AQI
30AQI
18th June 2025
27AQI
27AQI
19th June 2025
28AQI
28AQI
20th June 2025
26AQI
26AQI
21st June 2025
22AQI
22AQI
22nd June 2025
15AQI
15AQI
23rd June 2025
15AQI
15AQI
24th June 2025
16AQI
16AQI
25th June 2025
16AQI
16AQI
26th June 2025
17AQI
17AQI
27th June 2025
21AQI
21AQI
28th June 2025
19AQI
19AQI
29th June 2025
22AQI
22AQI
30th June 2025
37AQI
37AQI
1st July 2025
41AQI
41AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
49AQI
49AQI
4th July 2025
49AQI
49AQI
5th July 2025
52AQI
52AQI
6th July 2025
58AQI
58AQI
7th July 2025
74AQI
74AQI
8th July 2025
77AQI
77AQI
9th July 2025
78AQI
78AQI
10th July 2025
64AQI
64AQI
11th July 2025
52AQI
52AQI
12th July 2025
55AQI
55AQI
13th July 2025
53AQI
53AQI
14th July 2025
45AQI
45AQI
15th July 2025
42AQI
42AQI
16th July 2025
46AQI
46AQI
17th July 2025
43AQI
43AQI
18th July 2025
39AQI
39AQI
19th July 2025
36AQI
36AQI
20th July 2025
36AQI
36AQI
21st July 2025
39AQI
39AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
45AQI
45AQI
24th July 2025
46AQI
46AQI
25th July 2025
45AQI
45AQI
26th July 2025
43AQI
43AQI
27th July 2025
40AQI
40AQI
28th July 2025
45AQI
45AQI
29th July 2025
45AQI
45AQI
30th July 2025
35AQI
35AQI
31st July 2025
38AQI
38AQI
1st August 2025
34AQI
34AQI
2nd August 2025
42AQI
42AQI
3rd August 2025
47AQI
47AQI
4th August 2025
60AQI
60AQI
5th August 2025
53AQI
53AQI
6th August 2025
51AQI
51AQI
7th August 2025
47AQI
47AQI
8th August 2025
49AQI
49AQI
9th August 2025
50AQI
50AQI
10th August 2025
40AQI
40AQI
11th August 2025
38AQI
38AQI
12th August 2025
36AQI
36AQI
13th August 2025
34AQI
34AQI
14th August 2025
38AQI
38AQI
15th August 2025
41AQI
41AQI
16th August 2025
42AQI
42AQI
17th August 2025
41AQI
41AQI
18th August 2025
45AQI
45AQI
19th August 2025
46AQI
46AQI
20th August 2025
48AQI
48AQI
21st August 2025
49AQI
49AQI
22nd August 2025
50AQI
50AQI
23rd August 2025
49AQI
49AQI
24th August 2025
56AQI
56AQI
25th August 2025
58AQI
58AQI
26th August 2025
56AQI
56AQI
27th August 2025
51AQI
51AQI
28th August 2025
48AQI
48AQI
29th August 2025
51AQI
51AQI
30th August 2025
56AQI
56AQI
31st August 2025
54AQI
54AQI
1st September 2025
45AQI
45AQI
2nd September 2025
40AQI
40AQI
3rd September 2025
39AQI
39AQI
4th September 2025
36AQI
36AQI
5th September 2025
32AQI
32AQI
6th September 2025
31AQI
31AQI
7th September 2025
31AQI
31AQI
8th September 2025
40AQI
40AQI
9th September 2025
43AQI
43AQI
10th September 2025
40AQI
40AQI
11th September 2025
34AQI
34AQI
12th September 2025
33AQI
33AQI
13th September 2025
34AQI
34AQI
14th September 2025
42AQI
42AQI
15th September 2025
41AQI
41AQI
16th September 2025
42AQI
42AQI
17th September 2025
50AQI
50AQI
18th September 2025
50AQI
50AQI
19th September 2025
37AQI
37AQI
20th September 2025
37AQI
37AQI
21st September 2025
31AQI
31AQI
22nd September 2025
30AQI
30AQI
23rd September 2025
30AQI
30AQI
24th September 2025
31AQI
31AQI
25th September 2025
34AQI
34AQI
26th September 2025
55AQI
55AQI
27th September 2025
43AQI
43AQI
28th September 2025
35AQI
35AQI
29th September 2025
30AQI
30AQI
30th September 2025
24AQI
24AQI
1st October 2025
32AQI
32AQI
2nd October 2025
42AQI
42AQI
3rd October 2025
53AQI
53AQI
4th October 2025
63AQI
63AQI
5th October 2025
63AQI
63AQI
6th October 2025
55AQI
55AQI
7th October 2025
51AQI
51AQI
8th October 2025
58AQI
58AQI
9th October 2025
59AQI
59AQI
10th October 2025
54AQI
54AQI
11th October 2025
53AQI
53AQI
12th October 2025
51AQI
51AQI
13th October 2025
58AQI
58AQI
14th October 2025
56AQI
56AQI
15th October 2025
56AQI
56AQI
16th October 2025
55AQI
55AQI
17th October 2025
52AQI
52AQI
18th October 2025
53AQI
53AQI
19th October 2025
50AQI
50AQI
20th October 2025
45AQI
45AQI
21st October 2025
38AQI
38AQI
22nd October 2025
35AQI
35AQI
23rd October 2025
34AQI
34AQI
24th October 2025
40AQI
40AQI
25th October 2025
37AQI
37AQI
26th October 2025
25AQI
25AQI
27th October 2025
32AQI
32AQI
28th October 2025
36AQI
36AQI
29th October 2025
33AQI
33AQI
30th October 2025
54AQI
54AQI
31st October 2025
58AQI
58AQI
1st November 2025
27AQI
27AQI
2nd November 2025
37AQI
37AQI
3rd November 2025
38AQI
38AQI
4th November 2025
27AQI
27AQI
5th November 2025
41AQI
41AQI
6th November 2025
37AQI
37AQI
7th November 2025
40AQI
40AQI
8th November 2025
54AQI
54AQI
9th November 2025
60AQI
60AQI
10th November 2025
45AQI
45AQI
11th November 2025
30AQI
30AQI
12th November 2025
39AQI
39AQI
13th November 2025
53AQI
53AQI
14th November 2025
46AQI
46AQI
15th November 2025
55AQI
55AQI
16th November 2025
53AQI
53AQI
17th November 2025
54AQI
54AQI
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
26AQI
29AQI
30AQI
20AQI
22AQI
23AQI
48AQI
47AQI
37AQI
48AQI
43AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202534AQI
31
28
29
2
30
31
30
22
9
21
10
29
1
13
18
11
6
275
46
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
April20AQI
202429AQI
31
29
31
30
30
1
29
1
25
6
31
30
31
30
31
358
8
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
January23AQI
202329AQI
31
28
30
1
26
4
30
1
27
3
31
29
2
30
31
29
31
353
11
Highest AQI recorded in
April39AQI
Lowest AQI recorded in
December23AQI
202229AQI
31
20
1
30
1
25
5
30
1
27
3
20
4
1
28
31
28
2
31
302
17
Highest AQI recorded in
April39AQI
Lowest AQI recorded in
January20AQI
202120AQI
31
28
31
30
30
1
28
2
31
29
2
30
31
30
31
360
5
Highest AQI recorded in
June33AQI
Lowest AQI recorded in
January10AQI
202015AQI
13
21
18
30
31
31
19
31
30
31
255
Highest AQI recorded in
August25AQI
Lowest AQI recorded in
April10AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
34AQILeast Polluted Year Recorded
2020(Avg.)
15AQIHachioji's annual 2025 AQI (34) shows an average percentage change of 48.5% (worsened AQI) compared to previous years: 2020 (15), 2021 (20), 2022 (29), 2023 (29), 2024 (29).
