Tachikawa, 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
Tachikawa, Tokyo, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Nov 2023
50AQILowest AQI recorded on
29th Nov 2021
10AQISame Day Analysis (4th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 17 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Nov - 5th Nov 2025
Tachikawa, Tokyo, Japan
AQI
Day
Night
.
5 AM4th Nov 2025
5 PM
4 AM5th Nov 2025
Day time
Avg. Highest Time
3PM4th Nov
24AQI
Avg. Lowest Time
6AM4th Nov
13AQI
Night time
Avg. Highest Time
10PM4th Nov
33AQI
Avg. Lowest Time
5AM4th Nov
14AQI
In the last 24 hours,
Tachikawa's AQI reached its highest point of 33 at 10 PM during the Night, while the lowest point, 13, was recorded at 6 AM during the Day between 4th Nov and 5th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Tachikawa, Tokyo, Japan
OctNov
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Oct 2025505 AMAQI
6th Oct 2025536 AMAQI
6th Oct 2025527 AMAQI
6th Oct 2025528 AMAQI
6th Oct 2025539 AMAQI
6th Oct 20255510 AMAQI
6th Oct 20255711 AMAQI
6th Oct 20255712 PMAQI
6th Oct 2025571 PMAQI
6th Oct 2025562 PMAQI
6th Oct 2025543 PMAQI
6th Oct 2025434 PMAQI
6th Oct 2025335 PMAQI
6th Oct 2025436 PMAQI
6th Oct 2025427 PMAQI
6th Oct 2025458 PMAQI
6th Oct 2025519 PMAQI
6th Oct 20254510 PMAQI
6th Oct 20254511 PMAQI
7th Oct 20254712 AMAQI
7th Oct 2025501 AMAQI
7th Oct 2025562 AMAQI
24°C20/28°C
7th Oct 2025478 PMAQI
7th Oct 2025399 PMAQI
7th Oct 20255010 PMAQI
7th Oct 20255111 PMAQI
8th Oct 20255312 AMAQI
8th Oct 2025541 AMAQI
8th Oct 2025462 AMAQI
8th Oct 2025473 AMAQI
8th Oct 2025464 AMAQI
21°C20/22°C
8th Oct 2025475 AMAQI
8th Oct 2025426 AMAQI
8th Oct 2025507 AMAQI
8th Oct 2025528 AMAQI
8th Oct 2025529 AMAQI
8th Oct 20255410 AMAQI
8th Oct 20254911 AMAQI
8th Oct 20255612 PMAQI
8th Oct 2025561 PMAQI
8th Oct 2025572 PMAQI
8th Oct 2025543 PMAQI
8th Oct 2025544 PMAQI
8th Oct 2025535 PMAQI
8th Oct 2025526 PMAQI
8th Oct 2025547 PMAQI
8th Oct 2025568 PMAQI
8th Oct 2025529 PMAQI
8th Oct 20255410 PMAQI
8th Oct 20255911 PMAQI
9th Oct 20256312 AMAQI
9th Oct 2025631 AMAQI
9th Oct 2025612 AMAQI
9th Oct 2025633 AMAQI
9th Oct 2025694 AMAQI
24°C20/28°C
9th Oct 2025685 AMAQI
9th Oct 2025666 AMAQI
9th Oct 2025667 AMAQI
9th Oct 2025608 AMAQI
9th Oct 2025529 AMAQI
9th Oct 20255310 AMAQI
9th Oct 20255411 AMAQI
9th Oct 20253912 PMAQI
9th Oct 2025311 PMAQI
9th Oct 2025342 PMAQI
9th Oct 2025493 PMAQI
9th Oct 2025504 PMAQI
9th Oct 2025495 PMAQI
9th Oct 2025456 PMAQI
9th Oct 2025487 PMAQI
9th Oct 2025498 PMAQI
9th Oct 2025529 PMAQI
9th Oct 20255110 PMAQI
9th Oct 20255011 PMAQI
10th Oct 20254612 AMAQI
10th Oct 2025451 AMAQI
10th Oct 2025452 AMAQI
10th Oct 2025443 AMAQI
10th Oct 2025434 AMAQI
21°C18/22°C
10th Oct 2025465 AMAQI
10th Oct 2025486 AMAQI
10th Oct 2025517 AMAQI
10th Oct 2025528 AMAQI
10th Oct 2025489 AMAQI
10th Oct 20255010 AMAQI
10th Oct 20254811 AMAQI
10th Oct 20255212 PMAQI
10th Oct 2025471 PMAQI
10th Oct 2025502 PMAQI
10th Oct 2025533 PMAQI
10th Oct 2025554 PMAQI
10th Oct 2025515 PMAQI
10th Oct 2025486 PMAQI
10th Oct 2025467 PMAQI
10th Oct 2025498 PMAQI
10th Oct 2025549 PMAQI
10th Oct 20255410 PMAQI
10th Oct 20255311 PMAQI
11th Oct 20255112 AMAQI
11th Oct 2025541 AMAQI
11th Oct 2025552 AMAQI
11th Oct 2025563 AMAQI
11th Oct 2025574 AMAQI
20°C18/23°C
11th Oct 2025565 AMAQI
11th Oct 2025586 AMAQI
11th Oct 2025597 AMAQI
11th Oct 2025588 AMAQI
11th Oct 2025569 AMAQI
11th Oct 20255710 AMAQI
11th Oct 20255911 AMAQI
11th Oct 20255912 PMAQI
11th Oct 2025511 PMAQI
11th Oct 2025522 PMAQI
11th Oct 2025423 PMAQI
11th Oct 2025404 PMAQI
11th Oct 2025355 PMAQI
11th Oct 2025266 PMAQI
11th Oct 2025247 PMAQI
11th Oct 2025238 PMAQI
11th Oct 2025249 PMAQI
11th Oct 20252410 PMAQI
11th Oct 20252511 PMAQI
12th Oct 20252512 AMAQI
12th Oct 2025431 AMAQI
12th Oct 2025532 AMAQI
12th Oct 2025483 AMAQI
12th Oct 2025384 AMAQI
19°C18/20°C
12th Oct 2025295 AMAQI
12th Oct 2025266 AMAQI
12th Oct 2025237 AMAQI
12th Oct 2025238 AMAQI
12th Oct 2025249 AMAQI
12th Oct 20253410 AMAQI
12th Oct 20254011 AMAQI
12th Oct 20253912 PMAQI
12th Oct 2025371 PMAQI
12th Oct 2025422 PMAQI
12th Oct 2025413 PMAQI
12th Oct 2025434 PMAQI
12th Oct 2025435 PMAQI
12th Oct 2025436 PMAQI
12th Oct 2025467 PMAQI
12th Oct 2025488 PMAQI
12th Oct 2025509 PMAQI
12th Oct 20255210 PMAQI
12th Oct 20254911 PMAQI
13th Oct 20255112 AMAQI
13th Oct 2025491 AMAQI
13th Oct 2025462 AMAQI
13th Oct 2025503 AMAQI
13th Oct 2025544 AMAQI
21°C17/25°C
13th Oct 2025505 AMAQI
13th Oct 2025546 AMAQI
13th Oct 2025507 AMAQI
13th Oct 2025498 AMAQI
13th Oct 2025519 AMAQI
13th Oct 20254910 AMAQI
13th Oct 20255311 AMAQI
13th Oct 20255712 PMAQI
13th Oct 2025561 PMAQI
13th Oct 2025562 PMAQI
13th Oct 2025553 PMAQI
13th Oct 2025504 PMAQI
13th Oct 2025485 PMAQI
13th Oct 2025456 PMAQI
13th Oct 2025437 PMAQI
13th Oct 2025498 PMAQI
13th Oct 2025429 PMAQI
13th Oct 20254110 PMAQI
13th Oct 20254511 PMAQI
14th Oct 20254212 AMAQI
14th Oct 2025441 AMAQI
14th Oct 2025452 AMAQI
14th Oct 2025473 AMAQI
14th Oct 2025474 AMAQI
23°C21/25°C
14th Oct 2025475 AMAQI
14th Oct 2025426 AMAQI
14th Oct 2025527 AMAQI
14th Oct 2025538 AMAQI
14th Oct 2025549 AMAQI
14th Oct 20255310 AMAQI
14th Oct 20255411 AMAQI
14th Oct 20255312 PMAQI
14th Oct 2025531 PMAQI
14th Oct 2025572 PMAQI
14th Oct 2025543 PMAQI
14th Oct 2025574 PMAQI
14th Oct 2025575 PMAQI
14th Oct 2025606 PMAQI
14th Oct 2025577 PMAQI
14th Oct 2025608 PMAQI
14th Oct 2025609 PMAQI
14th Oct 20256110 PMAQI
14th Oct 20255711 PMAQI
15th Oct 20255612 AMAQI
15th Oct 2025541 AMAQI
15th Oct 2025532 AMAQI
15th Oct 2025513 AMAQI
15th Oct 2025534 AMAQI
19°C17/19°C
15th Oct 2025535 AMAQI
15th Oct 2025506 AMAQI
15th Oct 2025497 AMAQI
15th Oct 2025368 AMAQI
15th Oct 2025219 AMAQI
15th Oct 20253010 AMAQI
15th Oct 20254311 AMAQI
15th Oct 20254412 PMAQI
15th Oct 2025461 PMAQI
15th Oct 2025452 PMAQI
15th Oct 2025463 PMAQI
15th Oct 2025344 PMAQI
15th Oct 2025425 PMAQI
15th Oct 2025436 PMAQI
15th Oct 2025457 PMAQI
15th Oct 2025518 PMAQI
15th Oct 2025509 PMAQI
15th Oct 20255310 PMAQI
15th Oct 20254911 PMAQI
16th Oct 20255112 AMAQI
16th Oct 2025521 AMAQI
16th Oct 2025502 AMAQI
16th Oct 2025493 AMAQI
16th Oct 2025474 AMAQI
18°C16/20°C
16th Oct 2025515 AMAQI
16th Oct 2025526 AMAQI
16th Oct 2025517 AMAQI
16th Oct 2025488 AMAQI
16th Oct 2025439 AMAQI
16th Oct 20254310 AMAQI
16th Oct 20254611 AMAQI
16th Oct 20255312 PMAQI
16th Oct 2025521 PMAQI
16th Oct 2025522 PMAQI
16th Oct 2025513 PMAQI
16th Oct 2025444 PMAQI
16th Oct 2025475 PMAQI
16th Oct 2025436 PMAQI
16th Oct 2025467 PMAQI
16th Oct 2025568 PMAQI
16th Oct 2025599 PMAQI
16th Oct 20256010 PMAQI
16th Oct 20255411 PMAQI
17th Oct 20255112 AMAQI
17th Oct 2025541 AMAQI
17th Oct 2025552 AMAQI
17th Oct 2025553 AMAQI
17th Oct 2025534 AMAQI
19°C18/21°C
17th Oct 2025485 AMAQI
17th Oct 2025456 AMAQI
17th Oct 2025547 AMAQI
17th Oct 2025508 AMAQI
17th Oct 2025479 AMAQI
17th Oct 20253010 AMAQI
17th Oct 20254311 AMAQI
17th Oct 20255012 PMAQI
17th Oct 2025511 PMAQI
17th Oct 2025562 PMAQI
17th Oct 2025563 PMAQI
17th Oct 2025564 PMAQI
17th Oct 2025565 PMAQI
17th Oct 2025506 PMAQI
17th Oct 2025487 PMAQI
17th Oct 2025528 PMAQI
17th Oct 2025559 PMAQI
17th Oct 20255610 PMAQI
17th Oct 20255111 PMAQI
18th Oct 20255212 AMAQI
18th Oct 2025511 AMAQI
18th Oct 2025522 AMAQI
18th Oct 2025523 AMAQI
18th Oct 2025484 AMAQI
21°C18/25°C
18th Oct 2025475 AMAQI
18th Oct 2025506 AMAQI
18th Oct 2025467 AMAQI
18th Oct 2025488 AMAQI
18th Oct 2025519 AMAQI
18th Oct 20255210 AMAQI
18th Oct 20255011 AMAQI
18th Oct 20255012 PMAQI
18th Oct 2025511 PMAQI
18th Oct 2025532 PMAQI
18th Oct 2025563 PMAQI
18th Oct 2025544 PMAQI
18th Oct 2025495 PMAQI
18th Oct 2025506 PMAQI
18th Oct 2025527 PMAQI
18th Oct 2025468 PMAQI
18th Oct 2025349 PMAQI
18th Oct 20255110 PMAQI
18th Oct 20254411 PMAQI
19th Oct 20251612 AMAQI
19th Oct 2025411 AMAQI
19th Oct 2025542 AMAQI
19th Oct 2025543 AMAQI
19th Oct 2025524 AMAQI
22°C18/26°C
19th Oct 2025535 AMAQI
19th Oct 2025536 AMAQI
19th Oct 2025537 AMAQI
19th Oct 2025538 AMAQI
19th Oct 2025549 AMAQI
19th Oct 20254410 AMAQI
19th Oct 20254011 AMAQI
19th Oct 20254012 PMAQI
19th Oct 2025331 PMAQI
19th Oct 2025242 PMAQI
19th Oct 2025233 PMAQI
19th Oct 2025304 PMAQI
19th Oct 2025485 PMAQI
19th Oct 2025486 PMAQI
19th Oct 2025477 PMAQI
19th Oct 2025518 PMAQI
19th Oct 2025499 PMAQI
19th Oct 20254910 PMAQI
19th Oct 20254711 PMAQI
20th Oct 20255212 AMAQI
20th Oct 2025361 AMAQI
20th Oct 2025202 AMAQI
20th Oct 2025243 AMAQI
20th Oct 2025204 AMAQI
21°C17/23°C
20th Oct 2025225 AMAQI
20th Oct 2025206 AMAQI
20th Oct 2025517 AMAQI
20th Oct 2025588 AMAQI
20th Oct 2025589 AMAQI
20th Oct 20255410 AMAQI
20th Oct 20255411 AMAQI
20th Oct 20255612 PMAQI
20th Oct 2025551 PMAQI
20th Oct 2025432 PMAQI
20th Oct 2025243 PMAQI
20th Oct 2025244 PMAQI
20th Oct 2025245 PMAQI
20th Oct 2025236 PMAQI
20th Oct 2025237 PMAQI
20th Oct 2025228 PMAQI
20th Oct 2025489 PMAQI
20th Oct 20253310 PMAQI
20th Oct 20252311 PMAQI
21st Oct 20252412 AMAQI
21st Oct 2025251 AMAQI
21st Oct 2025252 AMAQI
21st Oct 2025243 AMAQI
21st Oct 2025264 AMAQI
19°C16/22°C
21st Oct 2025275 AMAQI
21st Oct 2025266 AMAQI
21st Oct 2025267 AMAQI
21st Oct 2025268 AMAQI
21st Oct 2025259 AMAQI
21st Oct 20252510 AMAQI
21st Oct 20252711 AMAQI
21st Oct 20252612 PMAQI
21st Oct 2025271 PMAQI
21st Oct 2025272 PMAQI
21st Oct 2025263 PMAQI
21st Oct 2025254 PMAQI
21st Oct 2025245 PMAQI
21st Oct 2025246 PMAQI
21st Oct 2025257 PMAQI
21st Oct 2025258 PMAQI
21st Oct 2025269 PMAQI
21st Oct 20252610 PMAQI
21st Oct 20252211 PMAQI
22nd Oct 20252312 AMAQI
22nd Oct 2025311 AMAQI
22nd Oct 2025312 AMAQI
22nd Oct 2025283 AMAQI
22nd Oct 2025344 AMAQI
15°C14/16°C
22nd Oct 2025345 AMAQI
22nd Oct 2025366 AMAQI
22nd Oct 2025357 AMAQI
22nd Oct 2025338 AMAQI
22nd Oct 2025309 AMAQI
22nd Oct 20252810 AMAQI
22nd Oct 20253211 AMAQI
22nd Oct 20252912 PMAQI
22nd Oct 2025291 PMAQI
22nd Oct 2025302 PMAQI
22nd Oct 2025293 PMAQI
22nd Oct 2025334 PMAQI
22nd Oct 2025335 PMAQI
22nd Oct 2025336 PMAQI
22nd Oct 2025307 PMAQI
22nd Oct 2025288 PMAQI
22nd Oct 2025299 PMAQI
22nd Oct 20253210 PMAQI
22nd Oct 20253311 PMAQI
23rd Oct 20253112 AMAQI
23rd Oct 2025341 AMAQI
23rd Oct 2025322 AMAQI
23rd Oct 2025323 AMAQI
23rd Oct 2025304 AMAQI
12°C11/13°C
23rd Oct 2025235 AMAQI
23rd Oct 2025246 AMAQI
23rd Oct 2025217 AMAQI
23rd Oct 2025198 AMAQI
23rd Oct 2025309 AMAQI
23rd Oct 20253210 AMAQI
23rd Oct 20253111 AMAQI
23rd Oct 20253512 PMAQI
23rd Oct 2025301 PMAQI
23rd Oct 2025322 PMAQI
23rd Oct 2025303 PMAQI
23rd Oct 2025284 PMAQI
23rd Oct 2025285 PMAQI
23rd Oct 2025286 PMAQI
23rd Oct 2025327 PMAQI
23rd Oct 2025388 PMAQI
23rd Oct 2025459 PMAQI
23rd Oct 20253510 PMAQI
23rd Oct 20253311 PMAQI
24th Oct 20252812 AMAQI
24th Oct 2025311 AMAQI
24th Oct 2025322 AMAQI
24th Oct 2025323 AMAQI
24th Oct 2025334 AMAQI
14°C12/18°C
24th Oct 2025345 AMAQI
24th Oct 2025346 AMAQI
24th Oct 2025307 AMAQI
24th Oct 2025378 AMAQI
24th Oct 2025389 AMAQI
24th Oct 20253910 AMAQI
24th Oct 20253511 AMAQI
24th Oct 20253712 PMAQI
24th Oct 2025391 PMAQI
24th Oct 2025342 PMAQI
24th Oct 2025333 PMAQI
24th Oct 2025334 PMAQI
24th Oct 2025285 PMAQI
24th Oct 2025286 PMAQI
24th Oct 2025377 PMAQI
24th Oct 2025398 PMAQI
24th Oct 2025399 PMAQI
24th Oct 20253410 PMAQI
24th Oct 20253411 PMAQI
25th Oct 20253312 AMAQI
25th Oct 2025361 AMAQI
25th Oct 2025422 AMAQI
25th Oct 2025383 AMAQI
25th Oct 2025334 AMAQI
15°C12/17°C
25th Oct 2025215 AMAQI
25th Oct 2025276 AMAQI
25th Oct 2025287 AMAQI
25th Oct 2025288 AMAQI
25th Oct 2025299 AMAQI
25th Oct 20253210 AMAQI
25th Oct 20253311 AMAQI
25th Oct 20253312 PMAQI
25th Oct 2025371 PMAQI
25th Oct 2025392 PMAQI
25th Oct 2025423 PMAQI
25th Oct 2025444 PMAQI
25th Oct 2025395 PMAQI
25th Oct 2025386 PMAQI
25th Oct 2025287 PMAQI
25th Oct 2025318 PMAQI
25th Oct 2025319 PMAQI
25th Oct 20253210 PMAQI
25th Oct 20254011 PMAQI
26th Oct 20254412 AMAQI
26th Oct 2025401 AMAQI
26th Oct 2025372 AMAQI
26th Oct 2025303 AMAQI
26th Oct 2025324 AMAQI
14°C13/14°C
26th Oct 2025295 AMAQI
26th Oct 2025266 AMAQI
26th Oct 2025227 AMAQI
26th Oct 2025228 AMAQI
26th Oct 2025249 AMAQI
26th Oct 20252910 AMAQI
26th Oct 20252011 AMAQI
26th Oct 20251712 PMAQI
26th Oct 2025171 PMAQI
26th Oct 2025172 PMAQI
26th Oct 2025123 PMAQI
26th Oct 2025114 PMAQI
26th Oct 2025125 PMAQI
26th Oct 2025126 PMAQI
26th Oct 2025117 PMAQI
26th Oct 2025118 PMAQI
26th Oct 2025119 PMAQI
26th Oct 20251110 PMAQI
26th Oct 20251111 PMAQI
27th Oct 20251212 AMAQI
27th Oct 2025161 AMAQI
27th Oct 2025172 AMAQI
27th Oct 2025173 AMAQI
27th Oct 2025174 AMAQI
15°C14/17°C
27th Oct 2025175 AMAQI
27th Oct 2025186 AMAQI
27th Oct 2025117 AMAQI
27th Oct 2025178 AMAQI
27th Oct 2025179 AMAQI
27th Oct 20251710 AMAQI
27th Oct 20251711 AMAQI
27th Oct 20251412 PMAQI
27th Oct 2025171 PMAQI
27th Oct 2025172 PMAQI
27th Oct 2025233 PMAQI
27th Oct 2025204 PMAQI
27th Oct 2025225 PMAQI
27th Oct 2025226 PMAQI
27th Oct 2025277 PMAQI
27th Oct 2025288 PMAQI
27th Oct 2025279 PMAQI
27th Oct 20252710 PMAQI
27th Oct 20253011 PMAQI
28th Oct 20252712 AMAQI
28th Oct 2025271 AMAQI
28th Oct 2025362 AMAQI
28th Oct 2025383 AMAQI
28th Oct 2025394 AMAQI
17°C16/19°C
28th Oct 2025325 AMAQI
28th Oct 2025386 AMAQI
28th Oct 2025447 AMAQI
28th Oct 2025348 AMAQI
28th Oct 2025319 AMAQI
28th Oct 20252010 AMAQI
28th Oct 20252211 AMAQI
28th Oct 20252212 PMAQI
28th Oct 2025281 PMAQI
28th Oct 2025312 PMAQI
28th Oct 2025283 PMAQI
28th Oct 2025304 PMAQI
28th Oct 2025285 PMAQI
28th Oct 2025236 PMAQI
28th Oct 2025217 PMAQI
28th Oct 2025228 PMAQI
28th Oct 2025229 PMAQI
28th Oct 20251710 PMAQI
28th Oct 20251011 PMAQI
29th Oct 20251412 AMAQI
29th Oct 2025171 AMAQI
29th Oct 2025182 AMAQI
29th Oct 2025173 AMAQI
29th Oct 2025174 AMAQI
16°C14/18°C
29th Oct 2025185 AMAQI
29th Oct 2025186 AMAQI
29th Oct 2025217 AMAQI
29th Oct 2025178 AMAQI
29th Oct 2025179 AMAQI
29th Oct 20251710 AMAQI
29th Oct 20252611 AMAQI
29th Oct 20253012 PMAQI
29th Oct 2025321 PMAQI
29th Oct 2025432 PMAQI
29th Oct 2025343 PMAQI
29th Oct 2025314 PMAQI
29th Oct 2025305 PMAQI
29th Oct 2025286 PMAQI
29th Oct 2025307 PMAQI
29th Oct 2025368 PMAQI
29th Oct 2025429 PMAQI
29th Oct 20254210 PMAQI
29th Oct 20255211 PMAQI
30th Oct 20255612 AMAQI
30th Oct 2025511 AMAQI
30th Oct 2025452 AMAQI
30th Oct 2025453 AMAQI
30th Oct 2025454 AMAQI
14°C13/15°C
30th Oct 2025455 AMAQI
30th Oct 2025496 AMAQI
30th Oct 2025547 AMAQI
30th Oct 2025558 AMAQI
30th Oct 2025559 AMAQI
30th Oct 20255710 AMAQI
30th Oct 20255711 AMAQI
30th Oct 20255712 PMAQI
30th Oct 2025551 PMAQI
30th Oct 2025592 PMAQI
30th Oct 2025583 PMAQI
30th Oct 2025584 PMAQI
30th Oct 2025565 PMAQI
30th Oct 2025566 PMAQI
30th Oct 2025577 PMAQI
30th Oct 2025588 PMAQI
30th Oct 2025609 PMAQI
30th Oct 20255810 PMAQI
30th Oct 20256111 PMAQI
31st Oct 20255812 AMAQI
31st Oct 2025561 AMAQI
31st Oct 2025562 AMAQI
31st Oct 2025563 AMAQI
31st Oct 2025584 AMAQI
14°C12/18°C
31st Oct 2025575 AMAQI
31st Oct 2025576 AMAQI
31st Oct 2025567 AMAQI
31st Oct 2025558 AMAQI
31st Oct 2025559 AMAQI
31st Oct 20255510 AMAQI
31st Oct 20255911 AMAQI
31st Oct 20255712 PMAQI
31st Oct 2025581 PMAQI
31st Oct 2025622 PMAQI
31st Oct 2025633 PMAQI
31st Oct 2025634 PMAQI
31st Oct 2025595 PMAQI
31st Oct 2025586 PMAQI
31st Oct 2025577 PMAQI
31st Oct 2025598 PMAQI
31st Oct 2025589 PMAQI
31st Oct 20255210 PMAQI
31st Oct 20254911 PMAQI
1st Nov 20253712 AMAQI
1st Nov 2025241 AMAQI
1st Nov 2025212 AMAQI
1st Nov 2025193 AMAQI
1st Nov 2025194 AMAQI
15°C13/19°C
1st Nov 2025115 AMAQI
1st Nov 2025116 AMAQI
1st Nov 2025117 AMAQI
1st Nov 2025118 AMAQI
1st Nov 2025129 AMAQI
1st Nov 20251110 AMAQI
1st Nov 20251311 AMAQI
1st Nov 20251612 PMAQI
1st Nov 2025161 PMAQI
1st Nov 2025132 PMAQI
1st Nov 2025113 PMAQI
1st Nov 2025114 PMAQI
1st Nov 2025125 PMAQI
1st Nov 2025176 PMAQI
1st Nov 2025177 PMAQI
1st Nov 2025208 PMAQI
1st Nov 2025269 PMAQI
1st Nov 20252410 PMAQI
1st Nov 20252311 PMAQI
2nd Nov 20252412 AMAQI
2nd Nov 2025221 AMAQI
2nd Nov 2025262 AMAQI
2nd Nov 2025273 AMAQI
2nd Nov 2025234 AMAQI
18°C14/23°C
2nd Nov 2025225 AMAQI
2nd Nov 2025226 AMAQI
2nd Nov 2025227 AMAQI
2nd Nov 2025228 AMAQI
2nd Nov 2025229 AMAQI
2nd Nov 20251910 AMAQI
2nd Nov 20251811 AMAQI
2nd Nov 20252112 PMAQI
2nd Nov 2025231 PMAQI
2nd Nov 2025222 PMAQI
2nd Nov 2025223 PMAQI
2nd Nov 2025354 PMAQI
2nd Nov 2025295 PMAQI
2nd Nov 2025276 PMAQI
2nd Nov 2025327 PMAQI
2nd Nov 2025338 PMAQI
2nd Nov 2025329 PMAQI
2nd Nov 20253310 PMAQI
2nd Nov 20253711 PMAQI
3rd Nov 20254212 AMAQI
3rd Nov 2025431 AMAQI
3rd Nov 2025442 AMAQI
3rd Nov 2025403 AMAQI
3rd Nov 2025344 AMAQI
17°C14/19°C
3rd Nov 2025315 AMAQI
3rd Nov 2025326 AMAQI
3rd Nov 2025307 AMAQI
3rd Nov 2025298 AMAQI
3rd Nov 2025249 AMAQI
3rd Nov 20252710 AMAQI
3rd Nov 20253211 AMAQI
3rd Nov 20253612 PMAQI
3rd Nov 2025351 PMAQI
3rd Nov 2025352 PMAQI
3rd Nov 2025343 PMAQI
3rd Nov 2025224 PMAQI
3rd Nov 2025175 PMAQI
3rd Nov 2025176 PMAQI
3rd Nov 2025227 PMAQI
3rd Nov 2025188 PMAQI
3rd Nov 2025179 PMAQI
3rd Nov 20251710 PMAQI
3rd Nov 20251211 PMAQI
4th Nov 20251112 AMAQI
4th Nov 2025111 AMAQI
4th Nov 2025112 AMAQI
4th Nov 2025113 AMAQI
4th Nov 2025114 AMAQI
15°C12/19°C
4th Nov 2025145 AMAQI
4th Nov 2025136 AMAQI
4th Nov 2025167 AMAQI
4th Nov 2025188 AMAQI
4th Nov 2025229 AMAQI
4th Nov 20251810 AMAQI
4th Nov 20251711 AMAQI
4th Nov 20252112 PMAQI
4th Nov 2025221 PMAQI
4th Nov 2025232 PMAQI
4th Nov 2025243 PMAQI
4th Nov 2025224 PMAQI
4th Nov 2025285 PMAQI
4th Nov 2025286 PMAQI
4th Nov 2025237 PMAQI
4th Nov 2025238 PMAQI
4th Nov 2025279 PMAQI
4th Nov 20253310 PMAQI
4th Nov 20253311 PMAQI
5th Nov 20253312 AMAQI
5th Nov 2025331 AMAQI
5th Nov 2025302 AMAQI
5th Nov 2025323 AMAQI
5th Nov 2025304 AMAQI
13°C9/16°C
5th Nov 2025285 AMAQI
5 AM5th Nov 2025236 AMAQI
5th Nov 2025307 AMAQI
5th Nov 2025288 AMAQI
5th Nov 2025289 AMAQI
5th Nov 20253610 AMAQI
5th Nov 20253411 AMAQI
11 AM5th Nov 20253612 PMAQI
5th Nov 2025441 PMAQI
5th Nov 2025452 PMAQI
5th Nov 2025493 PMAQI
5th Nov 2025504 PMAQI
5th Nov 2025535 PMAQI
5 PM5th Nov 2025536 PMAQI
5th Nov 2025527 PMAQI
5th Nov 2025548 PMAQI
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 5 PM
39AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
5 AM - 6 AM
37AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 5 PM (Avg. 39), while the lowest AQI was between 5 AM to 6 AM (Avg. 37).
Night time
Avg. Highest Time
1 AM - 11 PM
39AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 7 PM
38AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 11 PM (Avg. 39), while the lowest AQI was between 12 AM to 7 PM (Avg. 38).
2025 Days Vs Air Quality
Tachikawa, Tokyo, Japan
2025
91%
281
9%
27
Total number of days with different AQI categories in last 309 days in 2025 (56 days remaining)
Good
281 DaysModerate
27 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 309 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
Tachikawa, 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
27AQI
27AQI
2nd January 2025
26AQI
26AQI
3rd January 2025
24AQI
24AQI
4th January 2025
25AQI
25AQI
5th January 2025
23AQI
23AQI
6th January 2025
28AQI
28AQI
7th January 2025
24AQI
24AQI
8th January 2025
23AQI
23AQI
9th January 2025
21AQI
21AQI
10th January 2025
19AQI
19AQI
11th January 2025
23AQI
23AQI
12th January 2025
26AQI
26AQI
13th January 2025
28AQI
28AQI
14th January 2025
24AQI
24AQI
15th January 2025
28AQI
28AQI
16th January 2025
23AQI
23AQI
17th January 2025
27AQI
27AQI
18th January 2025
25AQI
25AQI
19th January 2025
28AQI
28AQI
20th January 2025
27AQI
27AQI
21st January 2025
30AQI
30AQI
22nd January 2025
30AQI
30AQI
23rd January 2025
31AQI
31AQI
24th January 2025
35AQI
35AQI
25th January 2025
32AQI
32AQI
26th January 2025
32AQI
32AQI
27th January 2025
23AQI
23AQI
28th January 2025
29AQI
29AQI
29th January 2025
26AQI
26AQI
30th January 2025
27AQI
27AQI
31st January 2025
27AQI
27AQI
1st February 2025
30AQI
30AQI
2nd February 2025
31AQI
31AQI
3rd February 2025
26AQI
26AQI
4th February 2025
30AQI
30AQI
5th February 2025
29AQI
29AQI
6th February 2025
27AQI
27AQI
7th February 2025
27AQI
27AQI
8th February 2025
29AQI
29AQI
9th February 2025
28AQI
28AQI
10th February 2025
27AQI
27AQI
11th February 2025
27AQI
27AQI
12th February 2025
27AQI
27AQI
13th February 2025
32AQI
32AQI
14th February 2025
28AQI
28AQI
15th February 2025
28AQI
28AQI
16th February 2025
32AQI
32AQI
17th February 2025
33AQI
33AQI
18th February 2025
29AQI
29AQI
19th February 2025
29AQI
29AQI
20th February 2025
29AQI
29AQI
21st February 2025
30AQI
30AQI
22nd February 2025
29AQI
29AQI
23rd February 2025
31AQI
31AQI
24th February 2025
32AQI
32AQI
25th February 2025
32AQI
32AQI
26th February 2025
33AQI
33AQI
27th February 2025
37AQI
37AQI
28th February 2025
38AQI
38AQI
1st March 2025
45AQI
45AQI
2nd March 2025
42AQI
42AQI
3rd March 2025
34AQI
34AQI
4th March 2025
31AQI
31AQI
5th March 2025
27AQI
27AQI
6th March 2025
30AQI
30AQI
7th March 2025
32AQI
32AQI
8th March 2025
32AQI
32AQI
9th March 2025
36AQI
36AQI
10th March 2025
33AQI
33AQI
11th March 2025
33AQI
33AQI
12th March 2025
31AQI
31AQI
13th March 2025
37AQI
37AQI
14th March 2025
23AQI
23AQI
15th March 2025
22AQI
22AQI
16th March 2025
17AQI
17AQI
17th March 2025
16AQI
16AQI
18th March 2025
15AQI
15AQI
19th March 2025
14AQI
14AQI
20th March 2025
16AQI
16AQI
21st March 2025
22AQI
22AQI
22nd March 2025
24AQI
24AQI
23rd March 2025
26AQI
26AQI
24th March 2025
28AQI
28AQI
25th March 2025
49AQI
49AQI
26th March 2025
62AQI
62AQI
27th March 2025
58AQI
58AQI
28th March 2025
39AQI
39AQI
29th March 2025
31AQI
31AQI
30th March 2025
36AQI
36AQI
31st March 2025
29AQI
29AQI
1st April 2025
24AQI
24AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
18AQI
18AQI
4th April 2025
18AQI
18AQI
5th April 2025
19AQI
19AQI
6th April 2025
14AQI
14AQI
7th April 2025
15AQI
15AQI
8th April 2025
18AQI
18AQI
9th April 2025
16AQI
16AQI
10th April 2025
21AQI
21AQI
11th April 2025
21AQI
21AQI
12th April 2025
21AQI
21AQI
13th April 2025
18AQI
18AQI
14th April 2025
21AQI
21AQI
15th April 2025
19AQI
19AQI
16th April 2025
19AQI
19AQI
17th April 2025
24AQI
24AQI
18th April 2025
28AQI
28AQI
19th April 2025
32AQI
32AQI
20th April 2025
27AQI
27AQI
21st April 2025
21AQI
21AQI
22nd April 2025
22AQI
22AQI
23rd April 2025
15AQI
15AQI
24th April 2025
15AQI
15AQI
25th April 2025
16AQI
16AQI
26th April 2025
18AQI
18AQI
27th April 2025
19AQI
19AQI
28th April 2025
19AQI
19AQI
29th April 2025
14AQI
14AQI
30th April 2025
18AQI
18AQI
1st May 2025
17AQI
17AQI
2nd May 2025
16AQI
16AQI
3rd May 2025
16AQI
16AQI
4th May 2025
23AQI
23AQI
5th May 2025
18AQI
18AQI
6th May 2025
18AQI
18AQI
7th May 2025
14AQI
14AQI
8th May 2025
17AQI
17AQI
9th May 2025
16AQI
16AQI
10th May 2025
14AQI
14AQI
11th May 2025
15AQI
15AQI
12th May 2025
16AQI
16AQI
13th May 2025
19AQI
19AQI
14th May 2025
19AQI
19AQI
15th May 2025
20AQI
20AQI
16th May 2025
22AQI
22AQI
17th May 2025
18AQI
18AQI
18th May 2025
23AQI
23AQI
19th May 2025
24AQI
24AQI
20th May 2025
40AQI
40AQI
21st May 2025
39AQI
39AQI
22nd May 2025
30AQI
30AQI
23rd May 2025
28AQI
28AQI
24th May 2025
24AQI
24AQI
25th May 2025
19AQI
19AQI
26th May 2025
20AQI
20AQI
27th May 2025
19AQI
19AQI
28th May 2025
17AQI
17AQI
29th May 2025
20AQI
20AQI
30th May 2025
16AQI
16AQI
31st May 2025
14AQI
14AQI
1st June 2025
15AQI
15AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
17AQI
17AQI
4th June 2025
17AQI
17AQI
5th June 2025
21AQI
21AQI
6th June 2025
22AQI
22AQI
7th June 2025
26AQI
26AQI
8th June 2025
30AQI
30AQI
9th June 2025
26AQI
26AQI
10th June 2025
21AQI
21AQI
11th June 2025
20AQI
20AQI
12th June 2025
22AQI
22AQI
13th June 2025
22AQI
22AQI
14th June 2025
19AQI
19AQI
15th June 2025
18AQI
18AQI
16th June 2025
19AQI
19AQI
17th June 2025
28AQI
28AQI
18th June 2025
24AQI
24AQI
19th June 2025
25AQI
25AQI
20th June 2025
24AQI
24AQI
21st June 2025
21AQI
21AQI
22nd June 2025
12AQI
12AQI
23rd June 2025
13AQI
13AQI
24th June 2025
14AQI
14AQI
25th June 2025
15AQI
15AQI
26th June 2025
15AQI
15AQI
27th June 2025
18AQI
18AQI
28th June 2025
17AQI
17AQI
29th June 2025
20AQI
20AQI
30th June 2025
34AQI
34AQI
1st July 2025
39AQI
39AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
50AQI
50AQI
4th July 2025
47AQI
47AQI
5th July 2025
48AQI
48AQI
6th July 2025
54AQI
54AQI
7th July 2025
71AQI
71AQI
8th July 2025
77AQI
77AQI
9th July 2025
78AQI
78AQI
10th July 2025
63AQI
63AQI
11th July 2025
52AQI
52AQI
12th July 2025
55AQI
55AQI
13th July 2025
53AQI
53AQI
14th July 2025
45AQI
45AQI
15th July 2025
43AQI
43AQI
16th July 2025
43AQI
43AQI
17th July 2025
42AQI
42AQI
18th July 2025
38AQI
38AQI
19th July 2025
36AQI
36AQI
20th July 2025
36AQI
36AQI
21st July 2025
37AQI
37AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
43AQI
43AQI
24th July 2025
42AQI
42AQI
25th July 2025
42AQI
42AQI
26th July 2025
41AQI
41AQI
27th July 2025
39AQI
39AQI
28th July 2025
43AQI
43AQI
29th July 2025
43AQI
43AQI
30th July 2025
35AQI
35AQI
31st July 2025
36AQI
36AQI
1st August 2025
35AQI
35AQI
2nd August 2025
41AQI
41AQI
3rd August 2025
45AQI
45AQI
4th August 2025
58AQI
58AQI
5th August 2025
52AQI
52AQI
6th August 2025
50AQI
50AQI
7th August 2025
47AQI
47AQI
8th August 2025
48AQI
48AQI
9th August 2025
48AQI
48AQI
10th August 2025
41AQI
41AQI
11th August 2025
38AQI
38AQI
12th August 2025
36AQI
36AQI
13th August 2025
33AQI
33AQI
14th August 2025
34AQI
34AQI
15th August 2025
35AQI
35AQI
16th August 2025
38AQI
38AQI
17th August 2025
39AQI
39AQI
18th August 2025
42AQI
42AQI
19th August 2025
44AQI
44AQI
20th August 2025
46AQI
46AQI
21st August 2025
47AQI
47AQI
22nd August 2025
48AQI
48AQI
23rd August 2025
48AQI
48AQI
24th August 2025
55AQI
55AQI
25th August 2025
56AQI
56AQI
26th August 2025
56AQI
56AQI
27th August 2025
51AQI
51AQI
28th August 2025
49AQI
49AQI
29th August 2025
50AQI
50AQI
30th August 2025
56AQI
56AQI
31st August 2025
53AQI
53AQI
1st September 2025
45AQI
45AQI
2nd September 2025
38AQI
38AQI
3rd September 2025
37AQI
37AQI
4th September 2025
32AQI
32AQI
5th September 2025
28AQI
28AQI
6th September 2025
27AQI
27AQI
7th September 2025
29AQI
29AQI
8th September 2025
37AQI
37AQI
9th September 2025
40AQI
40AQI
10th September 2025
38AQI
38AQI
11th September 2025
31AQI
31AQI
12th September 2025
31AQI
31AQI
13th September 2025
28AQI
28AQI
14th September 2025
37AQI
37AQI
15th September 2025
40AQI
40AQI
16th September 2025
39AQI
39AQI
17th September 2025
49AQI
49AQI
18th September 2025
47AQI
47AQI
19th September 2025
36AQI
36AQI
20th September 2025
33AQI
33AQI
21st September 2025
29AQI
29AQI
22nd September 2025
29AQI
29AQI
23rd September 2025
29AQI
29AQI
24th September 2025
30AQI
30AQI
25th September 2025
31AQI
31AQI
26th September 2025
48AQI
48AQI
27th September 2025
35AQI
35AQI
28th September 2025
33AQI
33AQI
29th September 2025
28AQI
28AQI
30th September 2025
23AQI
23AQI
1st October 2025
37AQI
37AQI
2nd October 2025
48AQI
48AQI
3rd October 2025
51AQI
51AQI
4th October 2025
60AQI
60AQI
5th October 2025
56AQI
56AQI
6th October 2025
44AQI
44AQI
7th October 2025
48AQI
48AQI
8th October 2025
52AQI
52AQI
9th October 2025
55AQI
55AQI
10th October 2025
49AQI
49AQI
11th October 2025
46AQI
46AQI
12th October 2025
38AQI
38AQI
13th October 2025
50AQI
50AQI
14th October 2025
52AQI
52AQI
15th October 2025
49AQI
49AQI
16th October 2025
50AQI
50AQI
17th October 2025
51AQI
51AQI
18th October 2025
50AQI
50AQI
19th October 2025
40AQI
40AQI
20th October 2025
37AQI
37AQI
21st October 2025
25AQI
25AQI
22nd October 2025
30AQI
30AQI
23rd October 2025
31AQI
31AQI
24th October 2025
33AQI
33AQI
25th October 2025
34AQI
34AQI
26th October 2025
25AQI
25AQI
27th October 2025
19AQI
19AQI
28th October 2025
27AQI
27AQI
29th October 2025
25AQI
25AQI
30th October 2025
55AQI
55AQI
31st October 2025
57AQI
57AQI
1st November 2025
22AQI
22AQI
2nd November 2025
26AQI
26AQI
3rd November 2025
30AQI
30AQI
4th November 2025
17AQI
17AQI
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
26AQI
30AQI
31AQI
20AQI
20AQI
20AQI
47AQI
46AQI
35AQI
43AQI
24AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202532AQI
31
28
29
2
30
31
30
23
8
23
8
30
22
9
4
281
27
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
April20AQI
202430AQI
31
29
31
29
1
29
2
26
4
27
4
31
30
31
30
31
355
11
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
January23AQI
202328AQI
31
28
29
2
25
5
29
2
28
2
31
31
30
29
2
29
31
351
13
Highest AQI recorded in
April39AQI
Lowest AQI recorded in
August17AQI
202229AQI
30
20
1
27
4
23
7
30
1
29
1
19
2
1
28
31
30
31
299
16
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
August12AQI
202120AQI
30
1
28
31
30
31
29
1
31
30
1
30
31
30
31
362
3
Highest AQI recorded in
June31AQI
Lowest AQI recorded in
February11AQI
202013AQI
13
21
18
30
31
31
19
31
30
31
255
Highest AQI recorded in
August23AQI
Lowest AQI recorded in
September9AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
32AQILeast Polluted Year Recorded
2020(Avg.)
13AQITachikawa's annual 2025 AQI (32) shows an average percentage change of 45.1% (worsened AQI) compared to previous years: 2020 (13), 2021 (20), 2022 (29), 2023 (28), 2024 (30).
