1 Chome, Sumida City, 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+
August Air Quality Analysis
1 Chome, Sumida City, Tokyo, Japan
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
32AQILowest AQI recorded on
1st Aug 2025
32AQISame Day Analysis (1st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 32 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
1 Chome, Sumida City, Tokyo, Japan
AQI
Day
Night
.
4 AM2nd Aug 2025
6 PM
3 AM3rd Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4PM2nd Aug
60AQI
Avg. Lowest Time
10AM2nd Aug
31AQI
In the last 24 hours,
1 Chome's AQI reached its highest point of 60 at 4 PM during the Night, while the lowest point, 31, was recorded at 10 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
1 Chome, Sumida City, Tokyo, Japan
JulAug
04th - 05th05th - 06th06th - 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
Day
Night
4th Jul 2025404 AMAQI
4th Jul 2025425 AMAQI
4th Jul 2025536 AMAQI
4th Jul 2025497 AMAQI
4th Jul 2025488 AMAQI
4th Jul 2025539 AMAQI
4th Jul 20255210 AMAQI
4th Jul 20255311 AMAQI
4th Jul 20255212 PMAQI
4th Jul 2025501 PMAQI
4th Jul 2025512 PMAQI
4th Jul 2025503 PMAQI
4th Jul 2025524 PMAQI
4th Jul 2025535 PMAQI
4th Jul 2025506 PMAQI
4th Jul 2025427 PMAQI
4th Jul 2025458 PMAQI
4th Jul 2025469 PMAQI
4th Jul 20254410 PMAQI
4th Jul 20254111 PMAQI
5th Jul 20254012 AMAQI
5th Jul 2025411 AMAQI
5th Jul 2025432 AMAQI
5th Jul 2025423 AMAQI
27°C25/30°C
5th Jul 2025424 AMAQI
5th Jul 2025465 AMAQI
5th Jul 2025526 AMAQI
5th Jul 2025517 AMAQI
5th Jul 2025558 AMAQI
5th Jul 2025579 AMAQI
5th Jul 20255410 AMAQI
5th Jul 20255611 AMAQI
5th Jul 20255512 PMAQI
5th Jul 2025621 PMAQI
5th Jul 2025642 PMAQI
5th Jul 2025663 PMAQI
5th Jul 2025684 PMAQI
5th Jul 2025665 PMAQI
5th Jul 2025646 PMAQI
5th Jul 2025637 PMAQI
5th Jul 2025548 PMAQI
5th Jul 2025599 PMAQI
5th Jul 20254410 PMAQI
5th Jul 20254111 PMAQI
6th Jul 20254112 AMAQI
6th Jul 2025431 AMAQI
6th Jul 2025442 AMAQI
6th Jul 2025453 AMAQI
28°C26/31°C
6th Jul 2025444 AMAQI
6th Jul 2025465 AMAQI
6th Jul 2025716 AMAQI
6th Jul 2025757 AMAQI
6th Jul 2025838 AMAQI
6th Jul 2025829 AMAQI
6th Jul 20257810 AMAQI
6th Jul 20257911 AMAQI
6th Jul 20258212 PMAQI
6th Jul 2025861 PMAQI
6th Jul 2025952 PMAQI
6th Jul 2025963 PMAQI
6th Jul 20251014 PMAQI
6th Jul 2025865 PMAQI
6th Jul 2025806 PMAQI
6th Jul 2025787 PMAQI
6th Jul 2025778 PMAQI
6th Jul 2025749 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255011 PMAQI
7th Jul 20255112 AMAQI
7th Jul 2025531 AMAQI
7th Jul 2025562 AMAQI
7th Jul 2025563 AMAQI
30°C26/33°C
7th Jul 2025564 AMAQI
7th Jul 2025735 AMAQI
7th Jul 20251276 AMAQI
7th Jul 20251357 AMAQI
7th Jul 20251258 AMAQI
7th Jul 20251169 AMAQI
7th Jul 20259210 AMAQI
7th Jul 20258811 AMAQI
7th Jul 20258612 PMAQI
7th Jul 2025901 PMAQI
7th Jul 2025942 PMAQI
7th Jul 2025993 PMAQI
7th Jul 20251124 PMAQI
7th Jul 2025825 PMAQI
7th Jul 2025786 PMAQI
7th Jul 2025897 PMAQI
7th Jul 2025868 PMAQI
7th Jul 2025869 PMAQI
7th Jul 20256310 PMAQI
7th Jul 20256211 PMAQI
8th Jul 20256212 AMAQI
8th Jul 2025651 AMAQI
8th Jul 2025722 AMAQI
8th Jul 2025743 AMAQI
29°C27/33°C
8th Jul 2025734 AMAQI
8th Jul 2025845 AMAQI
8th Jul 20251476 AMAQI
8th Jul 20251477 AMAQI
8th Jul 20251338 AMAQI
8th Jul 2025969 AMAQI
8th Jul 20257910 AMAQI
8th Jul 20257411 AMAQI
8th Jul 20258012 PMAQI
8th Jul 2025871 PMAQI
8th Jul 2025872 PMAQI
8th Jul 2025863 PMAQI
8th Jul 2025864 PMAQI
8th Jul 2025815 PMAQI
8th Jul 2025846 PMAQI
8th Jul 2025887 PMAQI
8th Jul 2025868 PMAQI
8th Jul 2025849 PMAQI
8th Jul 20257310 PMAQI
8th Jul 20257211 PMAQI
9th Jul 20257212 AMAQI
9th Jul 2025741 AMAQI
9th Jul 2025782 AMAQI
9th Jul 2025793 AMAQI
29°C27/32°C
9th Jul 2025814 AMAQI
9th Jul 2025955 AMAQI
9th Jul 20251186 AMAQI
9th Jul 20251227 AMAQI
9th Jul 20251268 AMAQI
9th Jul 20251119 AMAQI
9th Jul 202510110 AMAQI
9th Jul 202510011 AMAQI
9th Jul 202510612 PMAQI
9th Jul 20251031 PMAQI
9th Jul 20251052 PMAQI
9th Jul 2025903 PMAQI
9th Jul 2025667 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255710 PMAQI
9th Jul 20255711 PMAQI
10th Jul 20255712 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025702 AMAQI
10th Jul 2025723 AMAQI
30°C27/33°C
10th Jul 2025744 AMAQI
10th Jul 2025795 AMAQI
10th Jul 2025816 AMAQI
10th Jul 2025807 AMAQI
10th Jul 2025798 AMAQI
10th Jul 2025399 AMAQI
10th Jul 20252410 AMAQI
10th Jul 20254511 AMAQI
10th Jul 20254612 PMAQI
10th Jul 2025511 PMAQI
10th Jul 2025442 PMAQI
10th Jul 2025333 PMAQI
10th Jul 2025324 PMAQI
10th Jul 2025345 PMAQI
10th Jul 2025366 PMAQI
10th Jul 2025357 PMAQI
10th Jul 2025408 PMAQI
10th Jul 2025449 PMAQI
10th Jul 20255210 PMAQI
10th Jul 20255011 PMAQI
11th Jul 20255212 AMAQI
11th Jul 2025521 AMAQI
11th Jul 2025672 AMAQI
11th Jul 2025673 AMAQI
28°C23/32°C
11th Jul 2025674 AMAQI
11th Jul 2025635 AMAQI
11th Jul 2025636 AMAQI
11th Jul 2025637 AMAQI
11th Jul 2025638 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20251610 AMAQI
11th Jul 20251611 AMAQI
11th Jul 20252012 PMAQI
11th Jul 2025281 PMAQI
11th Jul 2025322 PMAQI
11th Jul 2025283 PMAQI
11th Jul 2025284 PMAQI
11th Jul 2025285 PMAQI
11th Jul 2025326 PMAQI
11th Jul 2025327 PMAQI
11th Jul 2025398 PMAQI
11th Jul 2025499 PMAQI
11th Jul 20254710 PMAQI
11th Jul 20254411 PMAQI
12th Jul 20254412 AMAQI
12th Jul 2025471 AMAQI
12th Jul 2025612 AMAQI
12th Jul 2025613 AMAQI
24°C22/26°C
12th Jul 2025604 AMAQI
12th Jul 2025575 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025577 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025369 AMAQI
12th Jul 20253310 AMAQI
12th Jul 20253611 AMAQI
12th Jul 20253612 PMAQI
12th Jul 2025381 PMAQI
12th Jul 2025382 PMAQI
12th Jul 2025343 PMAQI
12th Jul 2025324 PMAQI
12th Jul 2025355 PMAQI
12th Jul 2025366 PMAQI
12th Jul 2025357 PMAQI
12th Jul 2025388 PMAQI
12th Jul 2025439 PMAQI
12th Jul 20254710 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20254812 AMAQI
13th Jul 2025421 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025553 AMAQI
24°C21/28°C
13th Jul 2025554 AMAQI
13th Jul 2025545 AMAQI
13th Jul 2025546 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025409 AMAQI
13th Jul 20252610 AMAQI
13th Jul 20252911 AMAQI
13th Jul 20253012 PMAQI
13th Jul 2025371 PMAQI
13th Jul 2025372 PMAQI
13th Jul 2025393 PMAQI
13th Jul 2025424 PMAQI
13th Jul 2025435 PMAQI
13th Jul 2025456 PMAQI
13th Jul 2025447 PMAQI
13th Jul 2025348 PMAQI
13th Jul 2025349 PMAQI
13th Jul 20253310 PMAQI
13th Jul 20253611 PMAQI
14th Jul 20254612 AMAQI
14th Jul 2025531 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025543 AMAQI
26°C24/29°C
14th Jul 2025544 AMAQI
14th Jul 2025545 AMAQI
14th Jul 2025536 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025538 AMAQI
14th Jul 2025339 AMAQI
14th Jul 20253110 AMAQI
14th Jul 20252311 AMAQI
14th Jul 20251812 PMAQI
14th Jul 2025211 PMAQI
14th Jul 2025202 PMAQI
14th Jul 2025193 PMAQI
14th Jul 2025224 PMAQI
14th Jul 2025285 PMAQI
14th Jul 2025276 PMAQI
14th Jul 2025317 PMAQI
14th Jul 2025308 PMAQI
14th Jul 2025319 PMAQI
14th Jul 20253610 PMAQI
14th Jul 20254311 PMAQI
15th Jul 20252612 AMAQI
15th Jul 2025351 AMAQI
15th Jul 2025522 AMAQI
15th Jul 2025523 AMAQI
26°C24/29°C
15th Jul 2025524 AMAQI
15th Jul 2025505 AMAQI
15th Jul 2025486 AMAQI
15th Jul 2025507 AMAQI
15th Jul 2025508 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252110 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025211 PMAQI
15th Jul 2025232 PMAQI
15th Jul 2025243 PMAQI
15th Jul 2025224 PMAQI
15th Jul 2025245 PMAQI
15th Jul 2025246 PMAQI
15th Jul 2025247 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025209 PMAQI
15th Jul 20252410 PMAQI
15th Jul 20253111 PMAQI
16th Jul 20253112 AMAQI
16th Jul 2025411 AMAQI
16th Jul 2025442 AMAQI
16th Jul 2025443 AMAQI
27°C26/28°C
16th Jul 2025424 AMAQI
16th Jul 2025425 AMAQI
16th Jul 2025416 AMAQI
16th Jul 2025427 AMAQI
16th Jul 2025428 AMAQI
16th Jul 2025519 AMAQI
16th Jul 20254610 AMAQI
16th Jul 20253311 AMAQI
16th Jul 20252612 PMAQI
16th Jul 2025241 PMAQI
16th Jul 2025232 PMAQI
16th Jul 2025223 PMAQI
16th Jul 2025224 PMAQI
16th Jul 2025235 PMAQI
16th Jul 2025246 PMAQI
16th Jul 2025237 PMAQI
16th Jul 2025218 PMAQI
16th Jul 2025289 PMAQI
16th Jul 20253110 PMAQI
16th Jul 20252911 PMAQI
17th Jul 20252712 AMAQI
17th Jul 2025321 AMAQI
17th Jul 2025412 AMAQI
17th Jul 2025433 AMAQI
27°C26/28°C
17th Jul 2025414 AMAQI
17th Jul 2025425 AMAQI
17th Jul 2025426 AMAQI
17th Jul 2025427 AMAQI
17th Jul 2025438 AMAQI
17th Jul 2025259 AMAQI
17th Jul 20252610 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20253712 PMAQI
17th Jul 2025301 PMAQI
17th Jul 2025272 PMAQI
17th Jul 2025223 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025305 PMAQI
17th Jul 2025306 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025329 PMAQI
17th Jul 20253610 PMAQI
17th Jul 20253911 PMAQI
18th Jul 20253812 AMAQI
18th Jul 2025361 AMAQI
18th Jul 2025402 AMAQI
18th Jul 2025393 AMAQI
27°C26/30°C
18th Jul 2025394 AMAQI
18th Jul 2025385 AMAQI
18th Jul 2025396 AMAQI
18th Jul 2025387 AMAQI
18th Jul 2025388 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20253011 AMAQI
18th Jul 20252512 PMAQI
18th Jul 2025281 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025274 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025276 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025269 PMAQI
18th Jul 20252810 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252712 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025362 AMAQI
19th Jul 2025433 AMAQI
27°C25/30°C
19th Jul 2025414 AMAQI
19th Jul 2025405 AMAQI
19th Jul 2025406 AMAQI
19th Jul 2025407 AMAQI
19th Jul 2025398 AMAQI
19th Jul 2025229 AMAQI
19th Jul 20251710 AMAQI
19th Jul 20251911 AMAQI
19th Jul 20252712 PMAQI
19th Jul 2025251 PMAQI
19th Jul 2025252 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025175 PMAQI
19th Jul 2025196 PMAQI
19th Jul 2025217 PMAQI
19th Jul 2025188 PMAQI
19th Jul 2025289 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253011 PMAQI
20th Jul 20252112 AMAQI
20th Jul 2025281 AMAQI
20th Jul 2025362 AMAQI
20th Jul 2025353 AMAQI
28°C25/30°C
20th Jul 2025364 AMAQI
20th Jul 2025365 AMAQI
20th Jul 2025356 AMAQI
20th Jul 2025347 AMAQI
20th Jul 2025348 AMAQI
20th Jul 2025279 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20252011 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025211 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025258 PMAQI
20th Jul 2025259 PMAQI
20th Jul 20252510 PMAQI
20th Jul 20252811 PMAQI
21st Jul 20253112 AMAQI
21st Jul 2025401 AMAQI
21st Jul 2025322 AMAQI
21st Jul 2025323 AMAQI
28°C26/31°C
21st Jul 2025324 AMAQI
21st Jul 2025325 AMAQI
21st Jul 2025316 AMAQI
21st Jul 2025317 AMAQI
21st Jul 2025318 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252711 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025332 PMAQI
21st Jul 2025333 PMAQI
21st Jul 2025354 PMAQI
21st Jul 2025355 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025317 PMAQI
21st Jul 2025348 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20252610 PMAQI
21st Jul 20252111 PMAQI
22nd Jul 20252812 AMAQI
22nd Jul 2025311 AMAQI
22nd Jul 2025362 AMAQI
22nd Jul 2025353 AMAQI
29°C27/32°C
22nd Jul 2025344 AMAQI
22nd Jul 2025345 AMAQI
22nd Jul 2025346 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025348 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20252812 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025342 PMAQI
22nd Jul 2025363 PMAQI
22nd Jul 2025354 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025386 PMAQI
22nd Jul 2025337 PMAQI
22nd Jul 2025298 PMAQI
22nd Jul 2025289 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252611 PMAQI
23rd Jul 20253612 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025352 AMAQI
23rd Jul 2025333 AMAQI
29°C27/31°C
23rd Jul 2025334 AMAQI
23rd Jul 2025345 AMAQI
23rd Jul 2025346 AMAQI
23rd Jul 2025347 AMAQI
23rd Jul 2025348 AMAQI
23rd Jul 2025279 AMAQI
23rd Jul 20253210 AMAQI
23rd Jul 20254111 AMAQI
23rd Jul 20255112 PMAQI
23rd Jul 2025441 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025423 PMAQI
23rd Jul 2025454 PMAQI
23rd Jul 2025465 PMAQI
23rd Jul 2025446 PMAQI
23rd Jul 2025417 PMAQI
23rd Jul 2025308 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20253610 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20253712 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025322 AMAQI
24th Jul 2025353 AMAQI
29°C26/31°C
24th Jul 2025354 AMAQI
24th Jul 2025365 AMAQI
24th Jul 2025386 AMAQI
24th Jul 2025377 AMAQI
24th Jul 2025378 AMAQI
24th Jul 2025379 AMAQI
24th Jul 20255010 AMAQI
24th Jul 20255011 AMAQI
24th Jul 20254812 PMAQI
24th Jul 2025551 PMAQI
24th Jul 2025602 PMAQI
24th Jul 2025623 PMAQI
24th Jul 2025614 PMAQI
24th Jul 2025605 PMAQI
24th Jul 2025516 PMAQI
24th Jul 2025417 PMAQI
24th Jul 2025318 PMAQI
24th Jul 2025339 PMAQI
24th Jul 20253410 PMAQI
24th Jul 20253811 PMAQI
25th Jul 20253612 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025372 AMAQI
25th Jul 2025383 AMAQI
29°C26/33°C
25th Jul 2025384 AMAQI
25th Jul 2025425 AMAQI
25th Jul 2025436 AMAQI
25th Jul 2025437 AMAQI
25th Jul 2025438 AMAQI
25th Jul 2025369 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255211 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025511 PMAQI
25th Jul 2025492 PMAQI
25th Jul 2025473 PMAQI
25th Jul 2025464 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025436 PMAQI
25th Jul 2025337 PMAQI
25th Jul 2025288 PMAQI
25th Jul 2025359 PMAQI
25th Jul 20252710 PMAQI
25th Jul 20253011 PMAQI
26th Jul 20253312 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025372 AMAQI
26th Jul 2025373 AMAQI
29°C27/32°C
26th Jul 2025374 AMAQI
26th Jul 2025415 AMAQI
26th Jul 2025416 AMAQI
26th Jul 2025417 AMAQI
26th Jul 2025418 AMAQI
26th Jul 2025309 AMAQI
26th Jul 20253210 AMAQI
26th Jul 20253911 AMAQI
26th Jul 20254512 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025342 PMAQI
26th Jul 2025393 PMAQI
26th Jul 2025344 PMAQI
26th Jul 2025235 PMAQI
26th Jul 2025286 PMAQI
26th Jul 2025327 PMAQI
26th Jul 2025308 PMAQI
26th Jul 2025269 PMAQI
26th Jul 20252710 PMAQI
26th Jul 20252911 PMAQI
27th Jul 20252812 AMAQI
27th Jul 2025271 AMAQI
27th Jul 2025372 AMAQI
27th Jul 2025363 AMAQI
29°C28/32°C
27th Jul 2025364 AMAQI
27th Jul 2025375 AMAQI
27th Jul 2025376 AMAQI
27th Jul 2025377 AMAQI
27th Jul 2025378 AMAQI
27th Jul 2025279 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252911 AMAQI
27th Jul 20253412 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025322 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025305 PMAQI
27th Jul 2025276 PMAQI
27th Jul 2025237 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025269 PMAQI
27th Jul 20253210 PMAQI
27th Jul 20252811 PMAQI
28th Jul 20253012 AMAQI
28th Jul 2025301 AMAQI
28th Jul 2025332 AMAQI
28th Jul 2025363 AMAQI
29°C27/32°C
28th Jul 2025344 AMAQI
28th Jul 2025345 AMAQI
28th Jul 2025356 AMAQI
28th Jul 2025357 AMAQI
28th Jul 2025348 AMAQI
28th Jul 2025279 AMAQI
28th Jul 20252710 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253712 PMAQI
28th Jul 2025361 PMAQI
28th Jul 2025422 PMAQI
28th Jul 2025483 PMAQI
28th Jul 2025504 PMAQI
28th Jul 2025505 PMAQI
28th Jul 2025506 PMAQI
28th Jul 2025387 PMAQI
28th Jul 2025358 PMAQI
28th Jul 2025389 PMAQI
28th Jul 20253110 PMAQI
28th Jul 20253011 PMAQI
29th Jul 20253212 AMAQI
29th Jul 2025361 AMAQI
29th Jul 2025342 AMAQI
29th Jul 2025343 AMAQI
29°C27/33°C
29th Jul 2025364 AMAQI
29th Jul 2025355 AMAQI
29th Jul 2025356 AMAQI
29th Jul 2025347 AMAQI
29th Jul 2025348 AMAQI
29th Jul 2025259 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253411 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025411 PMAQI
29th Jul 2025492 PMAQI
29th Jul 2025493 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025425 PMAQI
29th Jul 2025346 PMAQI
29th Jul 2025317 PMAQI
29th Jul 2025268 PMAQI
29th Jul 2025229 PMAQI
29th Jul 20252410 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252412 AMAQI
30th Jul 2025211 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025333 AMAQI
30°C26/35°C
30th Jul 2025334 AMAQI
30th Jul 2025355 AMAQI
30th Jul 2025356 AMAQI
30th Jul 2025367 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20251210 AMAQI
30th Jul 20251311 AMAQI
30th Jul 20252212 PMAQI
30th Jul 2025221 PMAQI
30th Jul 2025202 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025304 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025226 PMAQI
30th Jul 2025257 PMAQI
30th Jul 2025288 PMAQI
30th Jul 2025319 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253011 PMAQI
31st Jul 20253112 AMAQI
31st Jul 2025301 AMAQI
31st Jul 2025332 AMAQI
31st Jul 2025323 AMAQI
29°C26/34°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 20253911 AMAQI
31st Jul 20254012 PMAQI
31st Jul 2025361 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025203 PMAQI
31st Jul 2025194 PMAQI
31st Jul 2025185 PMAQI
31st Jul 2025226 PMAQI
31st Jul 2025247 PMAQI
31st Jul 2025258 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253210 PMAQI
31st Jul 20252611 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025291 AMAQI
1st Aug 2025342 AMAQI
1st Aug 2025363 AMAQI
28°C25/32°C
1st Aug 2025364 AMAQI
1st Aug 2025345 AMAQI
1st Aug 2025376 AMAQI
1st Aug 2025377 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025349 AMAQI
1st Aug 20252810 AMAQI
1st Aug 20253311 AMAQI
1st Aug 20253612 PMAQI
1st Aug 2025341 PMAQI
1st Aug 2025332 PMAQI
1st Aug 2025263 PMAQI
1st Aug 2025444 PMAQI
1st Aug 2025345 PMAQI
1st Aug 2025386 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025288 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20253210 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025291 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
28°C25/31°C
2nd Aug 2025374 AMAQI
2nd Aug 2025395 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025387 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025379 AMAQI
2nd Aug 20253110 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20254412 PMAQI
2nd Aug 2025461 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025604 PMAQI
2nd Aug 2025515 PMAQI
2nd Aug 2025536 PMAQI
2nd Aug 2025547 PMAQI
2nd Aug 2025418 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20253510 PMAQI
2nd Aug 20254111 PMAQI
3rd Aug 20253612 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
--°C/°C
3rd Aug 2025394 AMAQI
4 AM3rd Aug 2025395 AMAQI
3rd Aug 2025386 AMAQI
3rd Aug 2025397 AMAQI
11 AM
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 AM
53AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
10 AM
38AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 AM (Avg. 53), while the lowest AQI was between 10 AM to 10 AM (Avg. 38).
Night time
Avg. Highest Time
2 AM - 3 AM
45AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM
37AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 3 AM (Avg. 45), while the lowest AQI was between 12 AM to 12 AM (Avg. 37).
2025 Days Vs Air Quality
1 Chome, Sumida City, Tokyo, Japan
2025
91%
59
9%
6
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Good
59 DaysModerate
6 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 214 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
1 Chome, Sumida City, 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.
1st May 2025
27AQI
27AQI
2nd May 2025
19AQI
19AQI
3rd May 2025
14AQI
14AQI
1st June 2025
18AQI
18AQI
2nd June 2025
28AQI
28AQI
3rd June 2025
37AQI
37AQI
4th June 2025
37AQI
37AQI
5th June 2025
38AQI
38AQI
6th June 2025
44AQI
44AQI
7th June 2025
42AQI
42AQI
8th June 2025
47AQI
47AQI
9th June 2025
36AQI
36AQI
10th June 2025
32AQI
32AQI
11th June 2025
27AQI
27AQI
12th June 2025
34AQI
34AQI
13th June 2025
33AQI
33AQI
14th June 2025
27AQI
27AQI
15th June 2025
29AQI
29AQI
16th June 2025
33AQI
33AQI
17th June 2025
43AQI
43AQI
18th June 2025
37AQI
37AQI
19th June 2025
37AQI
37AQI
20th June 2025
35AQI
35AQI
21st June 2025
26AQI
26AQI
22nd June 2025
22AQI
22AQI
23rd June 2025
23AQI
23AQI
24th June 2025
20AQI
20AQI
25th June 2025
17AQI
17AQI
26th June 2025
18AQI
18AQI
27th June 2025
26AQI
26AQI
28th June 2025
25AQI
25AQI
29th June 2025
30AQI
30AQI
30th June 2025
37AQI
37AQI
1st July 2025
39AQI
39AQI
2nd July 2025
45AQI
45AQI
3rd July 2025
40AQI
40AQI
4th July 2025
45AQI
45AQI
5th July 2025
51AQI
51AQI
6th July 2025
64AQI
64AQI
7th July 2025
79AQI
79AQI
8th July 2025
83AQI
83AQI
9th July 2025
82AQI
82AQI
10th July 2025
53AQI
53AQI
11th July 2025
46AQI
46AQI
12th July 2025
45AQI
45AQI
13th July 2025
44AQI
44AQI
14th July 2025
39AQI
39AQI
15th July 2025
31AQI
31AQI
16th July 2025
32AQI
32AQI
17th July 2025
33AQI
33AQI
18th July 2025
32AQI
32AQI
19th July 2025
28AQI
28AQI
20th July 2025
26AQI
26AQI
21st July 2025
31AQI
31AQI
22nd July 2025
32AQI
32AQI
23rd July 2025
37AQI
37AQI
24th July 2025
42AQI
42AQI
25th July 2025
39AQI
39AQI
26th July 2025
34AQI
34AQI
27th July 2025
31AQI
31AQI
28th July 2025
35AQI
35AQI
29th July 2025
33AQI
33AQI
30th July 2025
26AQI
26AQI
31st July 2025
30AQI
30AQI
1st August 2025
32AQI
32AQI
20AQI
31AQI
42AQI
32AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
3
30
25
6
1
59
6
Highest AQI recorded in
July42AQI
Lowest AQI recorded in
May20AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
36AQILeast Polluted Year Recorded
2025(Avg.)
36AQI1 Chome's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
