Kokubunji, 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
Kokubunji, Tokyo, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Aug 2022
80AQILowest AQI recorded on
24th Aug 2023
12AQISame Day Analysis (6th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 24 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 5th Aug - 6th Aug 2026
Kokubunji, Tokyo, Japan
AQI
Day
Night
.
4 AM5th Aug 2026
6 PM
3 AM6th Aug 2026
Day time
Avg. Highest Time
4PM5th Aug
29AQI
Avg. Lowest Time
9AM5th Aug
21AQI
Night time
Avg. Highest Time
7PM5th Aug
26AQI
Avg. Lowest Time
1AM6th Aug
21AQI
In the last 24 hours,
Kokubunji's AQI reached its highest point of 29 at 4 PM during the Day, while the lowest point, 21, was recorded at 1 AM during the Night between 5th Aug and 6th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Kokubunji, Tokyo, Japan
JulAug
08th - 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 - 06th06th
Day
Night
8th Jul 2026274 AMAQI
8th Jul 2026295 AMAQI
8th Jul 2026296 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026298 AMAQI
8th Jul 2026269 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262511 AMAQI
8th Jul 20262312 PMAQI
8th Jul 2026221 PMAQI
8th Jul 2026232 PMAQI
8th Jul 2026253 PMAQI
8th Jul 2026274 PMAQI
8th Jul 2026225 PMAQI
8th Jul 2026236 PMAQI
8th Jul 2026207 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026229 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262011 PMAQI
9th Jul 20262512 AMAQI
9th Jul 2026261 AMAQI
9th Jul 2026272 AMAQI
9th Jul 2026163 AMAQI
26°C22/30°C
9th Jul 2026214 AMAQI
9th Jul 2026215 AMAQI
9th Jul 2026176 AMAQI
9th Jul 2026187 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026179 AMAQI
9th Jul 20262310 AMAQI
9th Jul 20262411 AMAQI
9th Jul 20262312 PMAQI
9th Jul 2026211 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026253 PMAQI
9th Jul 2026254 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026236 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026258 PMAQI
9th Jul 2026229 PMAQI
9th Jul 20262310 PMAQI
9th Jul 20262711 PMAQI
10th Jul 20261612 AMAQI
10th Jul 2026171 AMAQI
10th Jul 2026162 AMAQI
10th Jul 2026123 AMAQI
27°C23/31°C
10th Jul 2026154 AMAQI
10th Jul 2026125 AMAQI
10th Jul 2026176 AMAQI
10th Jul 2026157 AMAQI
10th Jul 2026188 AMAQI
10th Jul 2026239 AMAQI
10th Jul 20262810 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026222 PMAQI
10th Jul 2026223 PMAQI
10th Jul 2026224 PMAQI
10th Jul 2026265 PMAQI
10th Jul 2026276 PMAQI
10th Jul 2026287 PMAQI
10th Jul 2026288 PMAQI
10th Jul 202689 PMAQI
10th Jul 20261410 PMAQI
10th Jul 20261911 PMAQI
11th Jul 20262012 AMAQI
11th Jul 2026181 AMAQI
11th Jul 2026242 AMAQI
11th Jul 202693 AMAQI
28°C24/33°C
11th Jul 2026184 AMAQI
11th Jul 2026105 AMAQI
11th Jul 2026196 AMAQI
11th Jul 2026267 AMAQI
11th Jul 2026248 AMAQI
11th Jul 2026309 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20262611 AMAQI
11th Jul 20262712 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026223 PMAQI
11th Jul 2026264 PMAQI
11th Jul 2026295 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026297 PMAQI
11th Jul 2026248 PMAQI
11th Jul 2026269 PMAQI
11th Jul 20262910 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026283 AMAQI
28°C25/33°C
12th Jul 2026284 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026237 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20262710 AMAQI
12th Jul 20262411 AMAQI
12th Jul 20262512 PMAQI
12th Jul 2026221 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026223 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026287 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026291 AMAQI
13th Jul 2026292 AMAQI
13th Jul 2026293 AMAQI
27°C25/30°C
13th Jul 2026264 AMAQI
13th Jul 2026285 AMAQI
13th Jul 2026266 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026308 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20263010 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026241 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026213 PMAQI
13th Jul 2026254 PMAQI
13th Jul 2026285 PMAQI
13th Jul 2026306 PMAQI
13th Jul 2026317 PMAQI
13th Jul 2026348 PMAQI
13th Jul 2026369 PMAQI
13th Jul 20263510 PMAQI
13th Jul 20265511 PMAQI
14th Jul 20265112 AMAQI
14th Jul 2026501 AMAQI
14th Jul 2026452 AMAQI
14th Jul 2026483 AMAQI
27°C26/29°C
14th Jul 2026434 AMAQI
14th Jul 2026405 AMAQI
14th Jul 2026306 AMAQI
14th Jul 2026317 AMAQI
14th Jul 2026278 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 2026213 PMAQI
14th Jul 2026264 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026296 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026308 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263411 PMAQI
15th Jul 20263612 AMAQI
15th Jul 2026341 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026323 AMAQI
29°C25/34°C
15th Jul 2026284 AMAQI
15th Jul 2026325 AMAQI
15th Jul 2026276 AMAQI
15th Jul 2026327 AMAQI
15th Jul 2026318 AMAQI
15th Jul 2026299 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026211 PMAQI
15th Jul 2026222 PMAQI
15th Jul 2026363 PMAQI
15th Jul 2026474 PMAQI
15th Jul 2026435 PMAQI
15th Jul 2026396 PMAQI
15th Jul 2026247 PMAQI
15th Jul 2026278 PMAQI
15th Jul 2026329 PMAQI
15th Jul 20262810 PMAQI
15th Jul 20262411 PMAQI
16th Jul 20262712 AMAQI
16th Jul 2026261 AMAQI
16th Jul 2026302 AMAQI
16th Jul 2026293 AMAQI
31°C27/36°C
16th Jul 2026284 AMAQI
16th Jul 2026325 AMAQI
16th Jul 2026326 AMAQI
16th Jul 2026317 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20263112 PMAQI
16th Jul 2026281 PMAQI
16th Jul 2026292 PMAQI
16th Jul 2026713 PMAQI
16th Jul 2026784 PMAQI
16th Jul 2026845 PMAQI
16th Jul 2026846 PMAQI
16th Jul 2026907 PMAQI
16th Jul 2026788 PMAQI
16th Jul 2026789 PMAQI
16th Jul 20267810 PMAQI
16th Jul 20265911 PMAQI
17th Jul 20264812 AMAQI
17th Jul 2026431 AMAQI
17th Jul 2026382 AMAQI
17th Jul 2026393 AMAQI
31°C27/36°C
17th Jul 2026344 AMAQI
17th Jul 2026345 AMAQI
17th Jul 2026326 AMAQI
17th Jul 2026327 AMAQI
17th Jul 2026318 AMAQI
17th Jul 2026329 AMAQI
17th Jul 20265110 AMAQI
17th Jul 20265911 AMAQI
17th Jul 20266612 PMAQI
17th Jul 2026661 PMAQI
17th Jul 2026702 PMAQI
17th Jul 2026523 PMAQI
17th Jul 2026284 PMAQI
17th Jul 2026325 PMAQI
17th Jul 2026326 PMAQI
17th Jul 2026487 PMAQI
17th Jul 2026538 PMAQI
17th Jul 2026529 PMAQI
17th Jul 20265210 PMAQI
17th Jul 20264811 PMAQI
18th Jul 20265112 AMAQI
18th Jul 2026441 AMAQI
18th Jul 2026342 AMAQI
18th Jul 2026343 AMAQI
29°C27/31°C
18th Jul 2026274 AMAQI
18th Jul 2026305 AMAQI
18th Jul 2026296 AMAQI
18th Jul 2026257 AMAQI
18th Jul 2026228 AMAQI
18th Jul 2026169 AMAQI
18th Jul 20261410 AMAQI
18th Jul 20261811 AMAQI
18th Jul 20262512 PMAQI
18th Jul 2026321 PMAQI
18th Jul 2026252 PMAQI
18th Jul 2026133 PMAQI
18th Jul 2026184 PMAQI
18th Jul 2026205 PMAQI
18th Jul 2026166 PMAQI
18th Jul 2026147 PMAQI
18th Jul 2026128 PMAQI
18th Jul 2026109 PMAQI
18th Jul 2026710 PMAQI
18th Jul 2026811 PMAQI
19th Jul 20261212 AMAQI
19th Jul 2026161 AMAQI
19th Jul 2026122 AMAQI
19th Jul 202683 AMAQI
28°C26/32°C
19th Jul 202684 AMAQI
19th Jul 202685 AMAQI
19th Jul 2026106 AMAQI
19th Jul 202687 AMAQI
19th Jul 202688 AMAQI
19th Jul 202699 AMAQI
19th Jul 20261110 AMAQI
19th Jul 20261611 AMAQI
19th Jul 20262212 PMAQI
19th Jul 2026271 PMAQI
19th Jul 2026232 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026244 PMAQI
19th Jul 2026255 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026287 PMAQI
19th Jul 2026268 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262910 PMAQI
19th Jul 20262611 PMAQI
20th Jul 20263212 AMAQI
20th Jul 2026341 AMAQI
20th Jul 2026372 AMAQI
20th Jul 2026333 AMAQI
29°C26/32°C
20th Jul 2026374 AMAQI
20th Jul 2026285 AMAQI
20th Jul 2026236 AMAQI
20th Jul 2026297 AMAQI
20th Jul 2026328 AMAQI
20th Jul 2026299 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262811 AMAQI
20th Jul 20262412 PMAQI
20th Jul 2026241 PMAQI
20th Jul 2026252 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026304 PMAQI
20th Jul 2026315 PMAQI
20th Jul 2026296 PMAQI
20th Jul 2026327 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026299 PMAQI
20th Jul 20262810 PMAQI
20th Jul 20262911 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026311 AMAQI
21st Jul 2026322 AMAQI
21st Jul 2026293 AMAQI
32°C28/37°C
21st Jul 2026314 AMAQI
21st Jul 2026365 AMAQI
21st Jul 2026416 AMAQI
21st Jul 2026427 AMAQI
21st Jul 2026428 AMAQI
21st Jul 2026589 AMAQI
21st Jul 20265810 AMAQI
21st Jul 20265511 AMAQI
21st Jul 2026481 PMAQI
21st Jul 2026492 PMAQI
21st Jul 2026563 PMAQI
21st Jul 2026574 PMAQI
21st Jul 2026665 PMAQI
21st Jul 2026656 PMAQI
21st Jul 2026977 PMAQI
21st Jul 2026588 PMAQI
21st Jul 2026529 PMAQI
21st Jul 20265410 PMAQI
21st Jul 20265511 PMAQI
22nd Jul 20265412 AMAQI
22nd Jul 2026531 AMAQI
22nd Jul 2026542 AMAQI
22nd Jul 2026553 AMAQI
33°C30/38°C
22nd Jul 2026544 AMAQI
22nd Jul 2026565 AMAQI
22nd Jul 2026596 AMAQI
22nd Jul 2026567 AMAQI
22nd Jul 2026548 AMAQI
22nd Jul 2026559 AMAQI
22nd Jul 20266210 AMAQI
22nd Jul 20266911 AMAQI
22nd Jul 20267612 PMAQI
22nd Jul 2026741 PMAQI
22nd Jul 2026822 PMAQI
22nd Jul 2026803 PMAQI
22nd Jul 2026804 PMAQI
22nd Jul 2026705 PMAQI
22nd Jul 2026746 PMAQI
22nd Jul 2026707 PMAQI
22nd Jul 2026738 PMAQI
22nd Jul 2026669 PMAQI
22nd Jul 20266210 PMAQI
22nd Jul 20267511 PMAQI
23rd Jul 20268112 AMAQI
23rd Jul 2026741 AMAQI
23rd Jul 2026512 AMAQI
23rd Jul 2026293 AMAQI
33°C29/38°C
23rd Jul 2026294 AMAQI
23rd Jul 2026385 AMAQI
23rd Jul 2026466 AMAQI
23rd Jul 2026407 AMAQI
23rd Jul 2026428 AMAQI
23rd Jul 2026609 AMAQI
23rd Jul 20265710 AMAQI
23rd Jul 20265711 AMAQI
23rd Jul 20266612 PMAQI
23rd Jul 2026621 PMAQI
23rd Jul 2026612 PMAQI
23rd Jul 2026653 PMAQI
23rd Jul 2026804 PMAQI
23rd Jul 2026745 PMAQI
23rd Jul 2026706 PMAQI
23rd Jul 2026697 PMAQI
23rd Jul 2026628 PMAQI
23rd Jul 2026569 PMAQI
23rd Jul 20264310 PMAQI
23rd Jul 20264011 PMAQI
24th Jul 20263212 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026302 AMAQI
24th Jul 2026363 AMAQI
33°C29/38°C
24th Jul 2026324 AMAQI
24th Jul 2026325 AMAQI
24th Jul 2026286 AMAQI
24th Jul 2026287 AMAQI
24th Jul 2026268 AMAQI
24th Jul 2026259 AMAQI
24th Jul 20263210 AMAQI
24th Jul 20263811 AMAQI
24th Jul 20264412 PMAQI
24th Jul 2026661 PMAQI
24th Jul 2026822 PMAQI
24th Jul 2026923 PMAQI
24th Jul 2026874 PMAQI
24th Jul 2026645 PMAQI
24th Jul 2026666 PMAQI
24th Jul 2026587 PMAQI
24th Jul 2026518 PMAQI
24th Jul 2026609 PMAQI
24th Jul 20265110 PMAQI
24th Jul 20264811 PMAQI
25th Jul 20265512 AMAQI
25th Jul 2026541 AMAQI
25th Jul 2026582 AMAQI
25th Jul 2026583 AMAQI
30°C28/35°C
25th Jul 2026524 AMAQI
25th Jul 2026335 AMAQI
25th Jul 2026296 AMAQI
25th Jul 2026347 AMAQI
25th Jul 2026328 AMAQI
25th Jul 2026329 AMAQI
25th Jul 20263810 AMAQI
25th Jul 20264411 AMAQI
25th Jul 20266212 PMAQI
25th Jul 2026701 PMAQI
25th Jul 2026582 PMAQI
25th Jul 2026523 PMAQI
25th Jul 2026504 PMAQI
25th Jul 2026305 PMAQI
25th Jul 2026276 PMAQI
25th Jul 2026247 PMAQI
25th Jul 2026168 PMAQI
25th Jul 2026209 PMAQI
25th Jul 20261810 PMAQI
25th Jul 20261011 PMAQI
26th Jul 20261212 AMAQI
26th Jul 2026161 AMAQI
26th Jul 2026182 AMAQI
26th Jul 2026123 AMAQI
30°C26/36°C
26th Jul 2026104 AMAQI
26th Jul 2026125 AMAQI
26th Jul 202696 AMAQI
26th Jul 2026147 AMAQI
26th Jul 2026198 AMAQI
26th Jul 2026279 AMAQI
26th Jul 20262810 AMAQI
26th Jul 20263111 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026431 PMAQI
26th Jul 2026532 PMAQI
26th Jul 2026403 PMAQI
26th Jul 2026114 PMAQI
26th Jul 2026105 PMAQI
26th Jul 2026186 PMAQI
26th Jul 2026227 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026229 PMAQI
26th Jul 20261910 PMAQI
26th Jul 20261811 PMAQI
27th Jul 20262112 AMAQI
27th Jul 2026181 AMAQI
27th Jul 2026182 AMAQI
27th Jul 2026203 AMAQI
28°C26/33°C
27th Jul 2026184 AMAQI
27th Jul 2026255 AMAQI
27th Jul 2026216 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262310 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262212 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026254 PMAQI
27th Jul 2026265 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026247 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262110 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262212 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026222 AMAQI
28th Jul 2026253 AMAQI
27°C24/32°C
28th Jul 2026304 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026227 AMAQI
28th Jul 2026228 AMAQI
28th Jul 2026279 AMAQI
28th Jul 20262410 AMAQI
28th Jul 20262111 AMAQI
28th Jul 20262212 PMAQI
28th Jul 2026261 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026243 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026245 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026329 PMAQI
28th Jul 20263210 PMAQI
28th Jul 20263611 PMAQI
29th Jul 20263912 AMAQI
29th Jul 2026381 AMAQI
29th Jul 2026372 AMAQI
29th Jul 2026333 AMAQI
26°C24/31°C
29th Jul 2026384 AMAQI
29th Jul 2026365 AMAQI
29th Jul 2026366 AMAQI
29th Jul 2026337 AMAQI
29th Jul 2026328 AMAQI
29th Jul 2026329 AMAQI
29th Jul 20263010 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20263012 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026252 PMAQI
29th Jul 2026243 PMAQI
29th Jul 2026264 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026246 PMAQI
29th Jul 2026217 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026269 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262311 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026221 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026313 AMAQI
29°C24/35°C
30th Jul 2026244 AMAQI
30th Jul 2026265 AMAQI
30th Jul 2026226 AMAQI
30th Jul 2026237 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026219 AMAQI
30th Jul 20262210 AMAQI
30th Jul 20262411 AMAQI
30th Jul 20262312 PMAQI
30th Jul 2026261 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026353 PMAQI
30th Jul 2026364 PMAQI
30th Jul 2026375 PMAQI
30th Jul 2026506 PMAQI
30th Jul 2026547 PMAQI
30th Jul 2026568 PMAQI
30th Jul 2026569 PMAQI
30th Jul 20264410 PMAQI
30th Jul 20265111 PMAQI
31st Jul 20265612 AMAQI
31st Jul 2026501 AMAQI
31st Jul 2026532 AMAQI
31st Jul 2026523 AMAQI
32°C27/36°C
31st Jul 2026494 AMAQI
31st Jul 2026545 AMAQI
31st Jul 2026596 AMAQI
31st Jul 2026527 AMAQI
31st Jul 2026528 AMAQI
31st Jul 2026499 AMAQI
31st Jul 20264810 AMAQI
31st Jul 20264911 AMAQI
31st Jul 20265212 PMAQI
31st Jul 2026521 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026523 PMAQI
31st Jul 2026514 PMAQI
31st Jul 2026545 PMAQI
31st Jul 2026566 PMAQI
31st Jul 2026667 PMAQI
31st Jul 2026708 PMAQI
31st Jul 2026679 PMAQI
31st Jul 20266110 PMAQI
31st Jul 20266711 PMAQI
1st Aug 20266512 AMAQI
1st Aug 2026541 AMAQI
1st Aug 2026562 AMAQI
1st Aug 2026543 AMAQI
31°C28/36°C
1st Aug 2026594 AMAQI
1st Aug 2026595 AMAQI
1st Aug 2026626 AMAQI
1st Aug 2026567 AMAQI
1st Aug 2026548 AMAQI
1st Aug 2026529 AMAQI
1st Aug 20265410 AMAQI
1st Aug 20266111 AMAQI
1st Aug 20266012 PMAQI
1st Aug 2026601 PMAQI
1st Aug 2026622 PMAQI
1st Aug 2026583 PMAQI
1st Aug 2026724 PMAQI
1st Aug 2026745 PMAQI
1st Aug 2026726 PMAQI
1st Aug 2026767 PMAQI
1st Aug 2026778 PMAQI
1st Aug 2026779 PMAQI
1st Aug 20265310 PMAQI
1st Aug 20266211 PMAQI
2nd Aug 20266212 AMAQI
2nd Aug 2026621 AMAQI
2nd Aug 2026652 AMAQI
2nd Aug 2026503 AMAQI
32°C28/36°C
2nd Aug 2026604 AMAQI
2nd Aug 2026535 AMAQI
2nd Aug 2026406 AMAQI
2nd Aug 2026407 AMAQI
2nd Aug 2026408 AMAQI
2nd Aug 2026449 AMAQI
2nd Aug 20264010 AMAQI
2nd Aug 20264811 AMAQI
2nd Aug 20265212 PMAQI
2nd Aug 2026521 PMAQI
2nd Aug 2026502 PMAQI
2nd Aug 2026563 PMAQI
2nd Aug 2026524 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026416 PMAQI
2nd Aug 2026327 PMAQI
2nd Aug 2026208 PMAQI
2nd Aug 2026169 PMAQI
2nd Aug 20261010 PMAQI
2nd Aug 2026711 PMAQI
3rd Aug 20261012 AMAQI
3rd Aug 202671 AMAQI
3rd Aug 202682 AMAQI
3rd Aug 202693 AMAQI
31°C25/36°C
3rd Aug 202694 AMAQI
3rd Aug 2026105 AMAQI
3rd Aug 2026106 AMAQI
3rd Aug 202687 AMAQI
3rd Aug 202668 AMAQI
3rd Aug 202689 AMAQI
3rd Aug 2026810 AMAQI
3rd Aug 2026811 AMAQI
3rd Aug 2026812 PMAQI
3rd Aug 2026141 PMAQI
3rd Aug 2026122 PMAQI
3rd Aug 2026183 PMAQI
3rd Aug 2026214 PMAQI
3rd Aug 2026195 PMAQI
3rd Aug 2026216 PMAQI
3rd Aug 2026167 PMAQI
3rd Aug 2026228 PMAQI
3rd Aug 2026249 PMAQI
3rd Aug 20262310 PMAQI
3rd Aug 20262211 PMAQI
4th Aug 20262312 AMAQI
4th Aug 2026211 AMAQI
4th Aug 2026202 AMAQI
4th Aug 2026213 AMAQI
25°C24/26°C
4th Aug 2026214 AMAQI
4th Aug 2026245 AMAQI
4th Aug 2026246 AMAQI
4th Aug 2026217 AMAQI
4th Aug 2026238 AMAQI
4th Aug 2026249 AMAQI
4th Aug 20262310 AMAQI
4th Aug 20262511 AMAQI
4th Aug 20262312 PMAQI
4th Aug 2026241 PMAQI
4th Aug 2026242 PMAQI
4th Aug 2026293 PMAQI
4th Aug 2026304 PMAQI
4th Aug 2026325 PMAQI
4th Aug 2026326 PMAQI
4th Aug 2026307 PMAQI
4th Aug 2026248 PMAQI
4th Aug 2026249 PMAQI
4th Aug 20262210 PMAQI
4th Aug 20262311 PMAQI
5th Aug 20262112 AMAQI
5th Aug 2026231 AMAQI
5th Aug 2026232 AMAQI
5th Aug 2026243 AMAQI
26°C22/31°C
5th Aug 2026244 AMAQI
5th Aug 2026225 AMAQI
5th Aug 2026226 AMAQI
5th Aug 2026247 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026219 AMAQI
5th Aug 20262210 AMAQI
5th Aug 20262211 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026261 PMAQI
5th Aug 2026272 PMAQI
5th Aug 2026283 PMAQI
5th Aug 2026294 PMAQI
5th Aug 2026265 PMAQI
5th Aug 2026246 PMAQI
5th Aug 2026267 PMAQI
5th Aug 2026248 PMAQI
5th Aug 2026249 PMAQI
5th Aug 20262210 PMAQI
5th Aug 20262311 PMAQI
6th Aug 20262112 AMAQI
6th Aug 2026211 AMAQI
6th Aug 2026222 AMAQI
6th Aug 2026223 AMAQI
27°C23/31°C
6th Aug 2026214 AMAQI
4 AM6th Aug 2026255 AMAQI
6th Aug 2026256 AMAQI
6th Aug 2026247 AMAQI
6th Aug 2026238 AMAQI
6th Aug 2026259 AMAQI
6th Aug 20262510 AMAQI
6th Aug 20262411 AMAQI
11 AM6th Aug 20262712 PMAQI
6th Aug 2026251 PMAQI
6th Aug 2026232 PMAQI
6th Aug 2026253 PMAQI
6th Aug 2026294 PMAQI
6th Aug 2026295 PMAQI
6th Aug 2026246 PMAQI
6 PM6th Aug 2026247 PMAQI
6th Aug 2026278 PMAQI
6th Aug 2026299 PMAQI
6th Aug 20262710 PMAQI
6th Aug 20262311 PMAQI
11 PM3 AM
29°C26/34°C
Day time
Avg. Highest Time
3 PM - 6 PM
38AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
6 AM - 8 AM
29AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 6 PM (Avg. 38), while the lowest AQI was between 6 AM to 8 AM (Avg. 29).
Night time
Avg. Highest Time
7 PM
39AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM
30AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 39), while the lowest AQI was between 3 AM to 3 AM (Avg. 30).
2026 Days Vs Air Quality
Kokubunji, Tokyo, Japan
2026
83%
181
17%
37
Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)
Good
181 DaysModerate
37 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 218 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
Kokubunji, 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
28AQI (US)
28AQI (US)
2nd January 2026
19AQI (US)
19AQI (US)
3rd January 2026
18AQI (US)
18AQI (US)
4th January 2026
22AQI (US)
22AQI (US)
5th January 2026
34AQI (US)
34AQI (US)
6th January 2026
16AQI (US)
16AQI (US)
7th January 2026
24AQI (US)
24AQI (US)
8th January 2026
30AQI (US)
30AQI (US)
9th January 2026
16AQI (US)
16AQI (US)
10th January 2026
32AQI (US)
32AQI (US)
11th January 2026
28AQI (US)
28AQI (US)
12th January 2026
14AQI (US)
14AQI (US)
13th January 2026
30AQI (US)
30AQI (US)
14th January 2026
18AQI (US)
18AQI (US)
15th January 2026
29AQI (US)
29AQI (US)
16th January 2026
51AQI (US)
51AQI (US)
17th January 2026
50AQI (US)
50AQI (US)
18th January 2026
32AQI (US)
32AQI (US)
19th January 2026
42AQI (US)
42AQI (US)
20th January 2026
42AQI (US)
42AQI (US)
21st January 2026
14AQI (US)
14AQI (US)
22nd January 2026
24AQI (US)
24AQI (US)
23rd January 2026
40AQI (US)
40AQI (US)
24th January 2026
38AQI (US)
38AQI (US)
25th January 2026
41AQI (US)
41AQI (US)
26th January 2026
22AQI (US)
22AQI (US)
27th January 2026
30AQI (US)
30AQI (US)
28th January 2026
10AQI (US)
10AQI (US)
29th January 2026
18AQI (US)
18AQI (US)
30th January 2026
34AQI (US)
34AQI (US)
31st January 2026
36AQI (US)
36AQI (US)
1st February 2026
40AQI (US)
40AQI (US)
2nd February 2026
46AQI (US)
46AQI (US)
3rd February 2026
30AQI (US)
30AQI (US)
4th February 2026
40AQI (US)
40AQI (US)
5th February 2026
55AQI (US)
55AQI (US)
6th February 2026
47AQI (US)
47AQI (US)
7th February 2026
14AQI (US)
14AQI (US)
8th February 2026
16AQI (US)
16AQI (US)
9th February 2026
37AQI (US)
37AQI (US)
10th February 2026
40AQI (US)
40AQI (US)
11th February 2026
54AQI (US)
54AQI (US)
12th February 2026
30AQI (US)
30AQI (US)
13th February 2026
46AQI (US)
46AQI (US)
14th February 2026
64AQI (US)
64AQI (US)
15th February 2026
52AQI (US)
52AQI (US)
16th February 2026
44AQI (US)
44AQI (US)
17th February 2026
18AQI (US)
18AQI (US)
18th February 2026
34AQI (US)
34AQI (US)
19th February 2026
30AQI (US)
30AQI (US)
20th February 2026
22AQI (US)
22AQI (US)
21st February 2026
47AQI (US)
47AQI (US)
22nd February 2026
45AQI (US)
45AQI (US)
23rd February 2026
39AQI (US)
39AQI (US)
24th February 2026
34AQI (US)
34AQI (US)
25th February 2026
34AQI (US)
34AQI (US)
26th February 2026
10AQI (US)
10AQI (US)
27th February 2026
34AQI (US)
34AQI (US)
28th February 2026
32AQI (US)
32AQI (US)
1st March 2026
14AQI (US)
14AQI (US)
2nd March 2026
80AQI (US)
80AQI (US)
3rd March 2026
47AQI (US)
47AQI (US)
4th March 2026
60AQI (US)
60AQI (US)
5th March 2026
58AQI (US)
58AQI (US)
6th March 2026
52AQI (US)
52AQI (US)
7th March 2026
45AQI (US)
45AQI (US)
8th March 2026
31AQI (US)
31AQI (US)
9th March 2026
43AQI (US)
43AQI (US)
10th March 2026
58AQI (US)
58AQI (US)
11th March 2026
58AQI (US)
58AQI (US)
12th March 2026
70AQI (US)
70AQI (US)
13th March 2026
44AQI (US)
44AQI (US)
14th March 2026
48AQI (US)
48AQI (US)
15th March 2026
60AQI (US)
60AQI (US)
16th March 2026
60AQI (US)
60AQI (US)
17th March 2026
54AQI (US)
54AQI (US)
18th March 2026
58AQI (US)
58AQI (US)
19th March 2026
32AQI (US)
32AQI (US)
20th March 2026
30AQI (US)
30AQI (US)
21st March 2026
52AQI (US)
52AQI (US)
22nd March 2026
52AQI (US)
52AQI (US)
23rd March 2026
54AQI (US)
54AQI (US)
24th March 2026
54AQI (US)
54AQI (US)
25th March 2026
60AQI (US)
60AQI (US)
26th March 2026
30AQI (US)
30AQI (US)
27th March 2026
22AQI (US)
22AQI (US)
28th March 2026
50AQI (US)
50AQI (US)
29th March 2026
54AQI (US)
54AQI (US)
30th March 2026
56AQI (US)
56AQI (US)
31st March 2026
24AQI (US)
24AQI (US)
1st April 2026
24AQI (US)
24AQI (US)
2nd April 2026
36AQI (US)
36AQI (US)
3rd April 2026
44AQI (US)
44AQI (US)
4th April 2026
44AQI (US)
44AQI (US)
5th April 2026
36AQI (US)
36AQI (US)
6th April 2026
28AQI (US)
28AQI (US)
7th April 2026
38AQI (US)
38AQI (US)
8th April 2026
22AQI (US)
22AQI (US)
9th April 2026
32AQI (US)
32AQI (US)
10th April 2026
46AQI (US)
46AQI (US)
11th April 2026
45AQI (US)
45AQI (US)
12th April 2026
27AQI (US)
27AQI (US)
13th April 2026
36AQI (US)
36AQI (US)
14th April 2026
47AQI (US)
47AQI (US)
15th April 2026
42AQI (US)
42AQI (US)
16th April 2026
35AQI (US)
35AQI (US)
17th April 2026
40AQI (US)
40AQI (US)
18th April 2026
34AQI (US)
34AQI (US)
19th April 2026
40AQI (US)
40AQI (US)
20th April 2026
37AQI (US)
37AQI (US)
21st April 2026
40AQI (US)
40AQI (US)
22nd April 2026
46AQI (US)
46AQI (US)
23rd April 2026
37AQI (US)
37AQI (US)
24th April 2026
32AQI (US)
32AQI (US)
25th April 2026
45AQI (US)
45AQI (US)
26th April 2026
52AQI (US)
52AQI (US)
27th April 2026
48AQI (US)
48AQI (US)
28th April 2026
42AQI (US)
42AQI (US)
29th April 2026
40AQI (US)
40AQI (US)
30th April 2026
38AQI (US)
38AQI (US)
1st May 2026
48AQI (US)
48AQI (US)
2nd May 2026
52AQI (US)
52AQI (US)
3rd May 2026
44AQI (US)
44AQI (US)
4th May 2026
28AQI (US)
28AQI (US)
5th May 2026
22AQI (US)
22AQI (US)
6th May 2026
34AQI (US)
34AQI (US)
7th May 2026
34AQI (US)
34AQI (US)
8th May 2026
26AQI (US)
26AQI (US)
9th May 2026
27AQI (US)
27AQI (US)
10th May 2026
34AQI (US)
34AQI (US)
11th May 2026
34AQI (US)
34AQI (US)
12th May 2026
41AQI (US)
41AQI (US)
13th May 2026
48AQI (US)
48AQI (US)
14th May 2026
34AQI (US)
34AQI (US)
15th May 2026
38AQI (US)
38AQI (US)
16th May 2026
86AQI (US)
86AQI (US)
17th May 2026
68AQI (US)
68AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
61AQI (US)
61AQI (US)
21st May 2026
59AQI (US)
59AQI (US)
22nd May 2026
60AQI (US)
60AQI (US)
23rd May 2026
54AQI (US)
54AQI (US)
24th May 2026
58AQI (US)
58AQI (US)
25th May 2026
47AQI (US)
47AQI (US)
26th May 2026
39AQI (US)
39AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
25AQI (US)
25AQI (US)
30th May 2026
24AQI (US)
24AQI (US)
31st May 2026
28AQI (US)
28AQI (US)
1st June 2026
34AQI (US)
34AQI (US)
2nd June 2026
30AQI (US)
30AQI (US)
3rd June 2026
12AQI (US)
12AQI (US)
4th June 2026
23AQI (US)
23AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
22AQI (US)
22AQI (US)
7th June 2026
22AQI (US)
22AQI (US)
8th June 2026
20AQI (US)
20AQI (US)
9th June 2026
23AQI (US)
23AQI (US)
10th June 2026
22AQI (US)
22AQI (US)
11th June 2026
24AQI (US)
24AQI (US)
12th June 2026
24AQI (US)
24AQI (US)
13th June 2026
33AQI (US)
33AQI (US)
14th June 2026
30AQI (US)
30AQI (US)
15th June 2026
15AQI (US)
15AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
24AQI (US)
24AQI (US)
19th June 2026
29AQI (US)
29AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
18AQI (US)
18AQI (US)
22nd June 2026
20AQI (US)
20AQI (US)
23rd June 2026
22AQI (US)
22AQI (US)
24th June 2026
22AQI (US)
22AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
29AQI (US)
29AQI (US)
27th June 2026
26AQI (US)
26AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
27AQI (US)
27AQI (US)
30th June 2026
25AQI (US)
25AQI (US)
1st July 2026
28AQI (US)
28AQI (US)
2nd July 2026
18AQI (US)
18AQI (US)
3rd July 2026
14AQI (US)
14AQI (US)
4th July 2026
37AQI (US)
37AQI (US)
5th July 2026
14AQI (US)
14AQI (US)
6th July 2026
23AQI (US)
23AQI (US)
7th July 2026
26AQI (US)
26AQI (US)
8th July 2026
26AQI (US)
26AQI (US)
9th July 2026
22AQI (US)
22AQI (US)
10th July 2026
20AQI (US)
20AQI (US)
11th July 2026
24AQI (US)
24AQI (US)
12th July 2026
28AQI (US)
28AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
33AQI (US)
33AQI (US)
15th July 2026
31AQI (US)
31AQI (US)
16th July 2026
48AQI (US)
48AQI (US)
17th July 2026
44AQI (US)
44AQI (US)
18th July 2026
23AQI (US)
23AQI (US)
19th July 2026
18AQI (US)
18AQI (US)
20th July 2026
30AQI (US)
30AQI (US)
21st July 2026
50AQI (US)
50AQI (US)
22nd July 2026
66AQI (US)
66AQI (US)
23rd July 2026
56AQI (US)
56AQI (US)
24th July 2026
47AQI (US)
47AQI (US)
25th July 2026
40AQI (US)
40AQI (US)
26th July 2026
22AQI (US)
22AQI (US)
27th July 2026
22AQI (US)
22AQI (US)
28th July 2026
25AQI (US)
25AQI (US)
29th July 2026
30AQI (US)
30AQI (US)
30th July 2026
32AQI (US)
32AQI (US)
31st July 2026
55AQI (US)
55AQI (US)
1st August 2026
62AQI (US)
62AQI (US)
2nd August 2026
44AQI (US)
44AQI (US)
3rd August 2026
13AQI (US)
13AQI (US)
4th August 2026
24AQI (US)
24AQI (US)
5th August 2026
24AQI (US)
24AQI (US)
6th August 2026
24AQI (US)
24AQI (US)
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
28AQI (US)
37AQI (US)
49AQI (US)
38AQI (US)
42AQI (US)
24AQI (US)
32AQI (US)
32AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202636AQI (US)
30
1
24
4
13
18
29
1
22
9
30
28
3
5
1
181
37
Highest AQI (US) recorded in
March49AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202536AQI (US)
31
28
28
3
30
31
30
23
8
21
10
30
13
18
19
11
19
12
303
62
Highest AQI (US) recorded in
October48AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202434AQI (US)
31
29
28
3
25
5
30
1
30
26
5
29
2
28
2
31
30
31
348
18
Highest AQI (US) recorded in
July43AQI (US)
Lowest AQI (US) recorded in
December26AQI (US)
202333AQI (US)
30
27
1
29
2
22
8
28
3
26
4
28
3
31
30
31
27
2
31
340
23
Highest AQI (US) recorded in
April44AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202231AQI (US)
30
20
1
30
1
16
1
29
2
28
2
18
3
1
1
29
31
30
31
293
11
Highest AQI (US) recorded in
August51AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202124AQI (US)
30
1
28
31
30
27
4
26
4
30
1
28
3
30
31
30
31
352
13
Highest AQI (US) recorded in
June41AQI (US)
Lowest AQI (US) recorded in
February11AQI (US)
202016AQI (US)
13
21
18
30
31
31
19
31
30
31
255
Highest AQI (US) recorded in
August26AQI (US)
Lowest AQI (US) recorded in
December11AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2026(Avg.)
36AQI (US)Least Polluted Year Recorded
2020(Avg.)
16AQI (US)Kokubunji's annual 2026 AQI (US) (36) shows an average percentage change of 34.3% (worsened AQI (US)) compared to previous years: 2020 (16), 2021 (24), 2022 (31), 2023 (33), 2024 (34), 2025 (36).
