Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Chuocho, Honcho, 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

Chuocho, Honcho, Tokyo, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2026
61AQI
Lowest AQI recorded on
30th Aug 2024
10AQI

Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 47 of Good air quality on the same day.

Day & Night AQI Trend: 1st Aug - 2nd Aug 2026

Chuocho, Honcho, Tokyo, Japan

AQI
Day
Night
.

4 AM1st Aug 2026

6 PM

3 AM2nd Aug 2026

Day time
Avg. Highest Time
6AM1st Aug

80AQI

Avg. Lowest Time
1PM1st Aug

31AQI

Night time
Avg. Highest Time
9PM1st Aug

83AQI

Avg. Lowest Time
3AM2nd Aug

42AQI

In the last 24 hours,

Chuocho's AQI reached its highest point of 83 at 9 PM during the Night, while the lowest point, 31, was recorded at 1 PM during the Day between 1st Aug and 2nd Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Chuocho, Honcho, 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
Day
Night
4th Jul 2026254 AMAQI
4th Jul 2026285 AMAQI
4th Jul 2026286 AMAQI
4th Jul 2026287 AMAQI
4th Jul 2026308 AMAQI
4th Jul 2026289 AMAQI
4th Jul 20263010 AMAQI
4th Jul 20267411 AMAQI
4th Jul 20267312 PMAQI
4th Jul 2026491 PMAQI
4th Jul 2026522 PMAQI
4th Jul 2026643 PMAQI
4th Jul 2026464 PMAQI
4th Jul 2026195 PMAQI
4th Jul 2026176 PMAQI
4th Jul 2026217 PMAQI
4th Jul 2026178 PMAQI
4th Jul 2026129 PMAQI
4th Jul 20261210 PMAQI
4th Jul 20261911 PMAQI
5th Jul 20261212 AMAQI
5th Jul 2026211 AMAQI
5th Jul 2026122 AMAQI
5th Jul 202683 AMAQI

24°C22/26°C

5th Jul 2026124 AMAQI
5th Jul 2026175 AMAQI
5th Jul 2026126 AMAQI
5th Jul 2026127 AMAQI
5th Jul 202688 AMAQI
5th Jul 202689 AMAQI
5th Jul 2026810 AMAQI
5th Jul 2026811 AMAQI
5th Jul 20261212 PMAQI
5th Jul 2026121 PMAQI
5th Jul 2026252 PMAQI
5th Jul 2026253 PMAQI
5th Jul 2026174 PMAQI
5th Jul 2026175 PMAQI
5th Jul 2026236 PMAQI
5th Jul 2026217 PMAQI
5th Jul 2026258 PMAQI
5th Jul 2026279 PMAQI
5th Jul 20262510 PMAQI
5th Jul 20263111 PMAQI
6th Jul 20263612 AMAQI
6th Jul 2026331 AMAQI
6th Jul 2026312 AMAQI
6th Jul 2026293 AMAQI

25°C22/28°C

6th Jul 2026254 AMAQI
6th Jul 2026295 AMAQI
6th Jul 2026296 AMAQI
6th Jul 2026297 AMAQI
6th Jul 2026258 AMAQI
6th Jul 2026259 AMAQI
6th Jul 20262910 AMAQI
6th Jul 20262911 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026191 PMAQI
6th Jul 2026222 PMAQI
6th Jul 2026263 PMAQI
6th Jul 2026244 PMAQI
6th Jul 2026225 PMAQI
6th Jul 2026216 PMAQI
6th Jul 2026227 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026269 PMAQI
6th Jul 20262610 PMAQI
6th Jul 20262811 PMAQI
7th Jul 20262612 AMAQI
7th Jul 2026271 AMAQI
7th Jul 2026302 AMAQI
7th Jul 2026283 AMAQI

22°C21/24°C

7th Jul 2026274 AMAQI
7th Jul 2026295 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026247 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026239 AMAQI
7th Jul 20262610 AMAQI
7th Jul 20262311 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026221 PMAQI
7th Jul 2026262 PMAQI
7th Jul 2026263 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026287 PMAQI
7th Jul 2026258 PMAQI
7th Jul 2026279 PMAQI
7th Jul 20262410 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262812 AMAQI
8th Jul 2026291 AMAQI
8th Jul 2026302 AMAQI
8th Jul 2026263 AMAQI

25°C21/30°C

8th Jul 2026274 AMAQI
8th Jul 2026295 AMAQI
8th Jul 2026306 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026298 AMAQI
8th Jul 2026289 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262311 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026262 PMAQI
8th Jul 2026253 PMAQI
8th Jul 2026284 PMAQI
8th Jul 2026235 PMAQI
8th Jul 2026246 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026198 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262411 PMAQI
9th Jul 20262712 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026252 AMAQI
9th Jul 2026283 AMAQI

26°C22/31°C

9th Jul 2026254 AMAQI
9th Jul 2026255 AMAQI
9th Jul 2026226 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026242 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026244 PMAQI
9th Jul 2026505 PMAQI
9th Jul 2026276 PMAQI
9th Jul 2026227 PMAQI
9th Jul 2026238 PMAQI
9th Jul 2026239 PMAQI
9th Jul 20262310 PMAQI
9th Jul 20262611 PMAQI
10th Jul 2026812 AMAQI
10th Jul 202681 AMAQI
10th Jul 202682 AMAQI
10th Jul 202683 AMAQI

27°C24/32°C

10th Jul 202684 AMAQI
10th Jul 202685 AMAQI
10th Jul 2026126 AMAQI
10th Jul 2026127 AMAQI
10th Jul 2026108 AMAQI
10th Jul 2026269 AMAQI
10th Jul 20262710 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026222 PMAQI
10th Jul 2026223 PMAQI
10th Jul 2026224 PMAQI
10th Jul 2026275 PMAQI
10th Jul 2026296 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026288 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20262810 PMAQI
10th Jul 20262811 PMAQI
11th Jul 20263112 AMAQI
11th Jul 2026201 AMAQI
11th Jul 2026312 AMAQI
11th Jul 202683 AMAQI

28°C24/33°C

11th Jul 2026264 AMAQI
11th Jul 2026305 AMAQI
11th Jul 2026286 AMAQI
11th Jul 2026307 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026319 AMAQI
11th Jul 20263310 AMAQI
11th Jul 20263011 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026261 PMAQI
11th Jul 2026252 PMAQI
11th Jul 2026233 PMAQI
11th Jul 2026264 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026306 PMAQI
11th Jul 2026307 PMAQI
11th Jul 2026278 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20263010 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026203 AMAQI

28°C25/33°C

12th Jul 2026284 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026297 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026269 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20262711 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026233 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026295 PMAQI
12th Jul 2026296 PMAQI
12th Jul 2026287 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20262911 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026323 AMAQI

27°C25/30°C

13th Jul 2026284 AMAQI
13th Jul 2026315 AMAQI
13th Jul 2026306 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026288 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20263010 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026241 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026233 PMAQI
13th Jul 2026254 PMAQI
13th Jul 2026305 PMAQI
13th Jul 2026306 PMAQI
13th Jul 2026317 PMAQI
13th Jul 2026338 PMAQI
13th Jul 2026349 PMAQI
13th Jul 20263410 PMAQI
13th Jul 20263611 PMAQI
14th Jul 20266712 AMAQI
14th Jul 2026681 AMAQI
14th Jul 2026672 AMAQI
14th Jul 2026603 AMAQI

28°C26/29°C

14th Jul 2026574 AMAQI
14th Jul 2026305 AMAQI
14th Jul 2026306 AMAQI
14th Jul 2026327 AMAQI
14th Jul 2026288 AMAQI
14th Jul 2026329 AMAQI
14th Jul 20263210 AMAQI
14th Jul 20262711 AMAQI
14th Jul 20262612 PMAQI
14th Jul 2026221 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026203 PMAQI
14th Jul 2026244 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026308 PMAQI
14th Jul 2026309 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263611 PMAQI
15th Jul 20263412 AMAQI
15th Jul 2026361 AMAQI
15th Jul 2026342 AMAQI
15th Jul 2026323 AMAQI

30°C26/34°C

15th Jul 2026284 AMAQI
15th Jul 2026325 AMAQI
15th Jul 2026306 AMAQI
15th Jul 2026327 AMAQI
15th Jul 2026338 AMAQI
15th Jul 2026329 AMAQI
15th Jul 20263410 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262612 PMAQI
15th Jul 2026221 PMAQI
15th Jul 2026232 PMAQI
15th Jul 2026343 PMAQI
15th Jul 2026424 PMAQI
15th Jul 2026405 PMAQI
15th Jul 2026406 PMAQI
15th Jul 2026257 PMAQI
15th Jul 2026258 PMAQI
15th Jul 2026409 PMAQI
15th Jul 20263010 PMAQI
15th Jul 20262911 PMAQI
16th Jul 20262612 AMAQI
16th Jul 2026281 AMAQI
16th Jul 2026292 AMAQI
16th Jul 2026303 AMAQI

31°C27/36°C

16th Jul 2026324 AMAQI
16th Jul 2026305 AMAQI
16th Jul 2026316 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026329 AMAQI
16th Jul 20263410 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20263012 PMAQI
16th Jul 2026291 PMAQI
16th Jul 2026302 PMAQI
16th Jul 2026733 PMAQI
16th Jul 2026794 PMAQI
16th Jul 2026725 PMAQI
16th Jul 2026826 PMAQI
16th Jul 2026877 PMAQI
16th Jul 2026868 PMAQI
16th Jul 2026839 PMAQI
16th Jul 20267810 PMAQI
16th Jul 20266011 PMAQI
17th Jul 20265112 AMAQI
17th Jul 2026421 AMAQI
17th Jul 2026402 AMAQI
17th Jul 2026443 AMAQI

32°C28/37°C

17th Jul 2026314 AMAQI
17th Jul 2026345 AMAQI
17th Jul 2026366 AMAQI
17th Jul 2026367 AMAQI
17th Jul 2026298 AMAQI
17th Jul 2026339 AMAQI
17th Jul 20264610 AMAQI
17th Jul 20265611 AMAQI
17th Jul 20266412 PMAQI
17th Jul 2026651 PMAQI
17th Jul 2026742 PMAQI
17th Jul 2026623 PMAQI
17th Jul 2026514 PMAQI
17th Jul 2026405 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026537 PMAQI
17th Jul 2026578 PMAQI
17th Jul 2026669 PMAQI
17th Jul 20266410 PMAQI
17th Jul 20265811 PMAQI
18th Jul 20266712 AMAQI
18th Jul 2026581 AMAQI
18th Jul 2026512 AMAQI
18th Jul 2026533 AMAQI

29°C27/32°C

18th Jul 2026364 AMAQI
18th Jul 2026315 AMAQI
18th Jul 2026446 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026318 AMAQI
18th Jul 2026179 AMAQI
18th Jul 20261710 AMAQI
18th Jul 20261211 AMAQI
18th Jul 20261712 PMAQI
18th Jul 2026231 PMAQI
18th Jul 2026382 PMAQI
18th Jul 2026123 PMAQI
18th Jul 202674 PMAQI
18th Jul 202685 PMAQI
18th Jul 2026126 PMAQI
18th Jul 2026127 PMAQI
18th Jul 2026168 PMAQI
18th Jul 2026179 PMAQI
18th Jul 20261410 PMAQI
18th Jul 20261411 PMAQI
19th Jul 20262112 AMAQI
19th Jul 2026161 AMAQI
19th Jul 2026102 AMAQI
19th Jul 2026173 AMAQI

29°C26/32°C

19th Jul 2026104 AMAQI
19th Jul 202685 AMAQI
19th Jul 202686 AMAQI
19th Jul 2026107 AMAQI
19th Jul 2026108 AMAQI
19th Jul 202689 AMAQI
19th Jul 2026810 AMAQI
19th Jul 2026811 AMAQI
19th Jul 2026812 PMAQI
19th Jul 2026101 PMAQI
19th Jul 2026122 PMAQI
19th Jul 2026123 PMAQI
19th Jul 2026274 PMAQI
19th Jul 2026185 PMAQI
19th Jul 2026206 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026238 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262310 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20263112 AMAQI
20th Jul 2026331 AMAQI
20th Jul 2026362 AMAQI
20th Jul 2026383 AMAQI

29°C26/33°C

20th Jul 2026304 AMAQI
20th Jul 2026275 AMAQI
20th Jul 2026216 AMAQI
20th Jul 2026307 AMAQI
20th Jul 2026348 AMAQI
20th Jul 2026309 AMAQI
20th Jul 20262310 AMAQI
20th Jul 20262311 AMAQI
20th Jul 20262312 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026384 PMAQI
20th Jul 2026315 PMAQI
20th Jul 2026336 PMAQI
20th Jul 2026367 PMAQI
20th Jul 2026388 PMAQI
20th Jul 2026339 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20263311 PMAQI
21st Jul 20263312 AMAQI
21st Jul 2026361 AMAQI
21st Jul 2026362 AMAQI
21st Jul 2026363 AMAQI

32°C28/37°C

21st Jul 2026384 AMAQI
21st Jul 2026385 AMAQI
21st Jul 2026386 AMAQI
21st Jul 2026407 AMAQI
21st Jul 2026388 AMAQI
21st Jul 2026609 AMAQI
21st Jul 20266410 AMAQI
21st Jul 20265411 AMAQI
21st Jul 2026441 PMAQI
21st Jul 2026482 PMAQI
21st Jul 2026623 PMAQI
21st Jul 2026604 PMAQI
21st Jul 2026625 PMAQI
21st Jul 2026626 PMAQI
21st Jul 2026887 PMAQI
21st Jul 2026608 PMAQI
21st Jul 2026559 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20265711 PMAQI
22nd Jul 20265612 AMAQI
22nd Jul 2026551 AMAQI
22nd Jul 2026522 AMAQI
22nd Jul 2026553 AMAQI

34°C30/38°C

22nd Jul 2026544 AMAQI
22nd Jul 2026575 AMAQI
22nd Jul 2026656 AMAQI
22nd Jul 2026627 AMAQI
22nd Jul 2026548 AMAQI
22nd Jul 2026519 AMAQI
22nd Jul 20265710 AMAQI
22nd Jul 20266511 AMAQI
22nd Jul 20267212 PMAQI
22nd Jul 2026721 PMAQI
22nd Jul 2026732 PMAQI
22nd Jul 2026823 PMAQI
22nd Jul 2026714 PMAQI
22nd Jul 2026715 PMAQI
22nd Jul 2026806 PMAQI
22nd Jul 2026837 PMAQI
22nd Jul 2026788 PMAQI
22nd Jul 2026799 PMAQI
22nd Jul 20266910 PMAQI
22nd Jul 20268711 PMAQI
23rd Jul 20268512 AMAQI
23rd Jul 2026861 AMAQI
23rd Jul 2026652 AMAQI
23rd Jul 2026423 AMAQI

33°C29/38°C

23rd Jul 2026544 AMAQI
23rd Jul 2026385 AMAQI
23rd Jul 2026576 AMAQI
23rd Jul 2026537 AMAQI
23rd Jul 2026518 AMAQI
23rd Jul 2026519 AMAQI
23rd Jul 20265410 AMAQI
23rd Jul 20265511 AMAQI
23rd Jul 20264612 PMAQI
23rd Jul 2026441 PMAQI
23rd Jul 2026552 PMAQI
23rd Jul 2026493 PMAQI
23rd Jul 2026664 PMAQI
23rd Jul 2026825 PMAQI
23rd Jul 2026736 PMAQI
23rd Jul 2026767 PMAQI
23rd Jul 2026768 PMAQI
23rd Jul 2026629 PMAQI
23rd Jul 20264610 PMAQI
23rd Jul 20263311 PMAQI
24th Jul 20263312 AMAQI
24th Jul 2026271 AMAQI
24th Jul 2026332 AMAQI
24th Jul 2026313 AMAQI

33°C29/39°C

24th Jul 2026294 AMAQI
24th Jul 2026405 AMAQI
24th Jul 2026366 AMAQI
24th Jul 2026347 AMAQI
24th Jul 2026508 AMAQI
24th Jul 2026369 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026521 PMAQI
24th Jul 2026702 PMAQI
24th Jul 2026903 PMAQI
24th Jul 2026944 PMAQI
24th Jul 2026935 PMAQI
24th Jul 2026566 PMAQI
24th Jul 2026587 PMAQI
24th Jul 2026678 PMAQI
24th Jul 2026589 PMAQI
24th Jul 20265410 PMAQI
24th Jul 20265911 PMAQI
25th Jul 20266512 AMAQI
25th Jul 2026601 AMAQI
25th Jul 2026642 AMAQI
25th Jul 2026523 AMAQI

31°C28/35°C

25th Jul 2026594 AMAQI
25th Jul 2026405 AMAQI
25th Jul 2026366 AMAQI
25th Jul 2026467 AMAQI
25th Jul 2026368 AMAQI
25th Jul 2026339 AMAQI
25th Jul 20263310 AMAQI
25th Jul 20263311 AMAQI
25th Jul 20264412 PMAQI
25th Jul 2026251 PMAQI
25th Jul 2026462 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026424 PMAQI
25th Jul 2026535 PMAQI
25th Jul 2026316 PMAQI
25th Jul 2026527 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026199 PMAQI
25th Jul 20264010 PMAQI
25th Jul 20263311 PMAQI
26th Jul 20261212 AMAQI
26th Jul 2026121 AMAQI
26th Jul 2026172 AMAQI
26th Jul 2026173 AMAQI

30°C26/36°C

26th Jul 2026174 AMAQI
26th Jul 2026175 AMAQI
26th Jul 2026176 AMAQI
26th Jul 2026197 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026239 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262512 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026522 PMAQI
26th Jul 2026743 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026275 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026257 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20262110 PMAQI
26th Jul 20262111 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026253 AMAQI

28°C26/33°C

27th Jul 2026234 AMAQI
27th Jul 2026255 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262312 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026234 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026217 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026232 AMAQI
28th Jul 2026213 AMAQI

27°C24/32°C

28th Jul 2026254 AMAQI
28th Jul 2026255 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262712 PMAQI
28th Jul 2026311 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026315 PMAQI
28th Jul 2026316 PMAQI
28th Jul 2026367 PMAQI
28th Jul 2026408 PMAQI
28th Jul 2026409 PMAQI
28th Jul 20265010 PMAQI
28th Jul 20265111 PMAQI
29th Jul 20265112 AMAQI
29th Jul 2026531 AMAQI
29th Jul 2026502 AMAQI
29th Jul 2026483 AMAQI

27°C24/32°C

29th Jul 2026484 AMAQI
29th Jul 2026465 AMAQI
29th Jul 2026506 AMAQI
29th Jul 2026487 AMAQI
29th Jul 2026468 AMAQI
29th Jul 2026429 AMAQI
29th Jul 20263810 AMAQI
29th Jul 20263611 AMAQI
29th Jul 20263612 PMAQI
29th Jul 2026331 PMAQI
29th Jul 2026362 PMAQI
29th Jul 2026333 PMAQI
29th Jul 2026334 PMAQI
29th Jul 2026275 PMAQI
29th Jul 2026276 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262310 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026211 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026253 AMAQI

29°C24/35°C

30th Jul 2026234 AMAQI
30th Jul 2026255 AMAQI
30th Jul 2026256 AMAQI
30th Jul 2026317 AMAQI
30th Jul 2026298 AMAQI
30th Jul 2026299 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026291 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026313 PMAQI
30th Jul 2026384 PMAQI
30th Jul 2026405 PMAQI
30th Jul 2026596 PMAQI
30th Jul 2026667 PMAQI
30th Jul 2026688 PMAQI
30th Jul 2026629 PMAQI
30th Jul 20265010 PMAQI
30th Jul 20265211 PMAQI
31st Jul 20265412 AMAQI
31st Jul 2026531 AMAQI
31st Jul 2026512 AMAQI
31st Jul 2026523 AMAQI

32°C28/37°C

31st Jul 2026504 AMAQI
31st Jul 2026565 AMAQI
31st Jul 2026736 AMAQI
31st Jul 2026497 AMAQI
31st Jul 2026498 AMAQI
31st Jul 2026449 AMAQI
31st Jul 20265010 AMAQI
31st Jul 20264811 AMAQI
31st Jul 20264912 PMAQI
31st Jul 2026501 PMAQI
31st Jul 2026422 PMAQI
31st Jul 2026543 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026535 PMAQI
31st Jul 2026506 PMAQI
31st Jul 2026597 PMAQI
31st Jul 2026788 PMAQI
31st Jul 2026709 PMAQI
31st Jul 20266610 PMAQI
31st Jul 20267011 PMAQI
1st Aug 20266812 AMAQI
1st Aug 2026511 AMAQI
1st Aug 2026582 AMAQI
1st Aug 2026343 AMAQI

31°C28/36°C

1st Aug 2026604 AMAQI
1st Aug 2026655 AMAQI
1st Aug 2026806 AMAQI
1st Aug 2026577 AMAQI
1st Aug 2026518 AMAQI
1st Aug 2026369 AMAQI
1st Aug 20264610 AMAQI
1st Aug 20265111 AMAQI
1st Aug 20265712 PMAQI
1st Aug 2026311 PMAQI
1st Aug 2026592 PMAQI
1st Aug 2026573 PMAQI
1st Aug 2026704 PMAQI
1st Aug 2026805 PMAQI
1st Aug 2026746 PMAQI
1st Aug 2026817 PMAQI
1st Aug 2026818 PMAQI
1st Aug 2026839 PMAQI
1st Aug 20266010 PMAQI
1st Aug 20266611 PMAQI
2nd Aug 20267212 AMAQI
2nd Aug 2026781 AMAQI
2nd Aug 2026782 AMAQI
2nd Aug 2026423 AMAQI

32°C28/37°C

2nd Aug 2026574 AMAQI
4 AM
2nd Aug 2026545 AMAQI
2nd Aug 2026556 AMAQI
2nd Aug 2026537 AMAQI
2nd Aug 2026468 AMAQI
2nd Aug 2026509 AMAQI
2nd Aug 20264410 AMAQI
2nd Aug 20264211 AMAQI
11 AM
2nd Aug 20263312 PMAQI
2nd Aug 2026461 PMAQI
2nd Aug 2026542 PMAQI
2nd Aug 2026633 PMAQI
2nd Aug 2026544 PMAQI
2nd Aug 2026525 PMAQI
2nd Aug 2026466 PMAQI
6 PM
2nd Aug 2026367 PMAQI
2nd Aug 2026178 PMAQI
2nd Aug 2026279 PMAQI
2nd Aug 2026810 PMAQI
2nd Aug 20261211 PMAQI
11 PM
3 AM

31°C25/36°C

Day time
Avg. Highest Time
3 PM - 5 PM

40AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
9 AM

31AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 5 PM (Avg. 40), while the lowest AQI was between 9 AM to 9 AM (Avg. 31).
Night time
Avg. Highest Time
7 PM - 9 PM

40AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 9 PM (Avg. 40), while the lowest AQI was between 3 AM to 3 AM (Avg. 32).

2026 Days Vs Air Quality

Chuocho, Honcho, Tokyo, Japan

2026

82%

175

18%

39

Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)

Good
175 Days
Moderate
39 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 82%

Health Risk Level:

Low

In 2026, 82% of 214 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

Chuocho, Honcho, Tokyo, Japan

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
25AQI (US)
2nd January 2026
18AQI (US)
3rd January 2026
17AQI (US)
4th January 2026
23AQI (US)
5th January 2026
38AQI (US)
6th January 2026
13AQI (US)
7th January 2026
25AQI (US)
8th January 2026
35AQI (US)
9th January 2026
19AQI (US)
10th January 2026
34AQI (US)
11th January 2026
30AQI (US)
12th January 2026
15AQI (US)
13th January 2026
34AQI (US)
14th January 2026
19AQI (US)
15th January 2026
28AQI (US)
16th January 2026
51AQI (US)
17th January 2026
54AQI (US)
18th January 2026
30AQI (US)
19th January 2026
45AQI (US)
20th January 2026
44AQI (US)
21st January 2026
14AQI (US)
22nd January 2026
22AQI (US)
23rd January 2026
39AQI (US)
24th January 2026
40AQI (US)
25th January 2026
44AQI (US)
26th January 2026
31AQI (US)
27th January 2026
39AQI (US)
28th January 2026
11AQI (US)
29th January 2026
17AQI (US)
30th January 2026
36AQI (US)
31st January 2026
36AQI (US)
1st February 2026
41AQI (US)
2nd February 2026
46AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
40AQI (US)
5th February 2026
54AQI (US)
6th February 2026
51AQI (US)
7th February 2026
13AQI (US)
8th February 2026
16AQI (US)
9th February 2026
34AQI (US)
10th February 2026
37AQI (US)
11th February 2026
51AQI (US)
12th February 2026
30AQI (US)
13th February 2026
41AQI (US)
14th February 2026
44AQI (US)
15th February 2026
55AQI (US)
16th February 2026
44AQI (US)
17th February 2026
19AQI (US)
18th February 2026
34AQI (US)
19th February 2026
31AQI (US)
20th February 2026
22AQI (US)
21st February 2026
48AQI (US)
22nd February 2026
42AQI (US)
23rd February 2026
43AQI (US)
24th February 2026
43AQI (US)
25th February 2026
37AQI (US)
26th February 2026
11AQI (US)
27th February 2026
35AQI (US)
28th February 2026
33AQI (US)
1st March 2026
15AQI (US)
2nd March 2026
83AQI (US)
3rd March 2026
46AQI (US)
4th March 2026
60AQI (US)
5th March 2026
58AQI (US)
6th March 2026
54AQI (US)
7th March 2026
49AQI (US)
8th March 2026
44AQI (US)
9th March 2026
52AQI (US)
10th March 2026
58AQI (US)
11th March 2026
60AQI (US)
12th March 2026
69AQI (US)
13th March 2026
44AQI (US)
14th March 2026
48AQI (US)
15th March 2026
61AQI (US)
16th March 2026
58AQI (US)
17th March 2026
54AQI (US)
18th March 2026
58AQI (US)
19th March 2026
34AQI (US)
20th March 2026
33AQI (US)
21st March 2026
55AQI (US)
22nd March 2026
49AQI (US)
23rd March 2026
54AQI (US)
24th March 2026
56AQI (US)
25th March 2026
61AQI (US)
26th March 2026
32AQI (US)
27th March 2026
24AQI (US)
28th March 2026
50AQI (US)
29th March 2026
52AQI (US)
30th March 2026
57AQI (US)
31st March 2026
28AQI (US)
1st April 2026
25AQI (US)
2nd April 2026
37AQI (US)
3rd April 2026
46AQI (US)
4th April 2026
45AQI (US)
5th April 2026
37AQI (US)
6th April 2026
29AQI (US)
7th April 2026
40AQI (US)
8th April 2026
22AQI (US)
9th April 2026
33AQI (US)
10th April 2026
46AQI (US)
11th April 2026
48AQI (US)
12th April 2026
26AQI (US)
13th April 2026
38AQI (US)
14th April 2026
40AQI (US)
15th April 2026
41AQI (US)
16th April 2026
35AQI (US)
17th April 2026
40AQI (US)
18th April 2026
34AQI (US)
19th April 2026
41AQI (US)
20th April 2026
38AQI (US)
21st April 2026
40AQI (US)
22nd April 2026
47AQI (US)
23rd April 2026
37AQI (US)
24th April 2026
32AQI (US)
25th April 2026
46AQI (US)
26th April 2026
52AQI (US)
27th April 2026
49AQI (US)
28th April 2026
42AQI (US)
29th April 2026
40AQI (US)
30th April 2026
39AQI (US)
1st May 2026
48AQI (US)
2nd May 2026
53AQI (US)
3rd May 2026
47AQI (US)
4th May 2026
28AQI (US)
5th May 2026
22AQI (US)
6th May 2026
32AQI (US)
7th May 2026
34AQI (US)
8th May 2026
25AQI (US)
9th May 2026
26AQI (US)
10th May 2026
28AQI (US)
11th May 2026
31AQI (US)
12th May 2026
36AQI (US)
13th May 2026
48AQI (US)
14th May 2026
33AQI (US)
15th May 2026
39AQI (US)
16th May 2026
87AQI (US)
17th May 2026
69AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
62AQI (US)
21st May 2026
59AQI (US)
22nd May 2026
60AQI (US)
23rd May 2026
53AQI (US)
24th May 2026
58AQI (US)
25th May 2026
48AQI (US)
26th May 2026
40AQI (US)
27th May 2026
25AQI (US)
28th May 2026
25AQI (US)
29th May 2026
27AQI (US)
30th May 2026
20AQI (US)
31st May 2026
30AQI (US)
1st June 2026
40AQI (US)
2nd June 2026
30AQI (US)
3rd June 2026
26AQI (US)
4th June 2026
24AQI (US)
5th June 2026
22AQI (US)
6th June 2026
21AQI (US)
7th June 2026
23AQI (US)
8th June 2026
21AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
24AQI (US)
12th June 2026
25AQI (US)
13th June 2026
36AQI (US)
14th June 2026
32AQI (US)
15th June 2026
17AQI (US)
16th June 2026
27AQI (US)
17th June 2026
24AQI (US)
18th June 2026
25AQI (US)
19th June 2026
30AQI (US)
20th June 2026
24AQI (US)
21st June 2026
17AQI (US)
22nd June 2026
19AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
22AQI (US)
25th June 2026
27AQI (US)
26th June 2026
29AQI (US)
27th June 2026
27AQI (US)
28th June 2026
29AQI (US)
29th June 2026
28AQI (US)
30th June 2026
25AQI (US)
1st July 2026
32AQI (US)
2nd July 2026
24AQI (US)
3rd July 2026
17AQI (US)
4th July 2026
33AQI (US)
5th July 2026
17AQI (US)
6th July 2026
26AQI (US)
7th July 2026
26AQI (US)
8th July 2026
26AQI (US)
9th July 2026
25AQI (US)
10th July 2026
20AQI (US)
11th July 2026
27AQI (US)
12th July 2026
27AQI (US)
13th July 2026
29AQI (US)
14th July 2026
36AQI (US)
15th July 2026
32AQI (US)
16th July 2026
48AQI (US)
17th July 2026
49AQI (US)
18th July 2026
27AQI (US)
19th July 2026
15AQI (US)
20th July 2026
30AQI (US)
21st July 2026
51AQI (US)
22nd July 2026
67AQI (US)
23rd July 2026
58AQI (US)
24th July 2026
50AQI (US)
25th July 2026
42AQI (US)
26th July 2026
25AQI (US)
27th July 2026
24AQI (US)
28th July 2026
30AQI (US)
29th July 2026
38AQI (US)
30th July 2026
36AQI (US)
31st July 2026
55AQI (US)
1st August 2026
61AQI (US)
2nd August 2026
47AQI (US)
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

30AQI (US)

37AQI (US)

50AQI (US)

39AQI (US)

42AQI (US)

25AQI (US)

34AQI (US)

54AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202637AQI (US)

29
2
24
4
13
18
29
1
22
9
30
27
4
1
1
175
39

Highest AQI (US) recorded in

August

54AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202534AQI (US)

31
28
29
2
30
31
30
23
8
24
7
30
20
11
21
9
17
14
314
51

Highest AQI (US) recorded in

July

46AQI (US)

Lowest AQI (US) recorded in

June

20AQI (US)

202429AQI (US)

31
29
31
30
31
28
2
25
6
31
29
1
31
30
31
357
9

Highest AQI (US) recorded in

July

38AQI (US)

Lowest AQI (US) recorded in

December

25AQI (US)

202327AQI (US)

31
25
1
28
3
24
6
31
29
1
31
31
30
31
28
1
31
350
12

Highest AQI (US) recorded in

April

34AQI (US)

Lowest AQI (US) recorded in

August

20AQI (US)

202228AQI (US)

3
20
1
25
6
21
9
30
1
30
20
2
1
28
31
30
31
270
19

Highest AQI (US) recorded in

April

41AQI (US)

Lowest AQI (US) recorded in

January

21AQI (US)

202121AQI (US)

31
28
31
30
30
1
30
31
30
1
30
31
30
31
363
2

Highest AQI (US) recorded in

June

29AQI (US)

Lowest AQI (US) recorded in

January

12AQI (US)

202014AQI (US)

13
21
18
30
31
31
19
31
30
31
255

Highest AQI (US) recorded in

August

21AQI (US)

Lowest AQI (US) recorded in

September

10AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2026(Avg.)
37AQI (US)
Least Polluted Year Recorded
2020(Avg.)
14AQI (US)

Chuocho's annual 2026 AQI (US) (37) shows an average percentage change of 57.6% (worsened AQI (US)) compared to previous years: 2020 (14), 2021 (21), 2022 (28), 2023 (27), 2024 (29), 2025 (34).