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+
August Air Quality Analysis
Tachikawa, Tokyo, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2026
62AQILowest AQI recorded on
23rd Aug 2023
8AQISame 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
Tachikawa, Tokyo, Japan
AQI
Day
Night
.
4 AM1st Aug 2026
6 PM
3 AM2nd Aug 2026
Day time
Avg. Highest Time
5PM1st Aug
74AQI
Avg. Lowest Time
4PM1st Aug
53AQI
Night time
Avg. Highest Time
7PM1st Aug
78AQI
Avg. Lowest Time
3AM2nd Aug
49AQI
In the last 24 hours,
Tachikawa's AQI reached its highest point of 78 at 7 PM during the Night, while the lowest point, 49, was recorded at 3 AM during the Night between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tachikawa, 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 2026304 AMAQI
4th Jul 2026295 AMAQI
4th Jul 2026326 AMAQI
4th Jul 2026607 AMAQI
4th Jul 2026668 AMAQI
4th Jul 2026629 AMAQI
4th Jul 20267210 AMAQI
4th Jul 20267211 AMAQI
4th Jul 20266512 PMAQI
4th Jul 2026601 PMAQI
4th Jul 2026512 PMAQI
4th Jul 2026403 PMAQI
4th Jul 2026274 PMAQI
4th Jul 2026215 PMAQI
4th Jul 2026176 PMAQI
4th Jul 2026177 PMAQI
4th Jul 2026128 PMAQI
4th Jul 2026129 PMAQI
4th Jul 2026810 PMAQI
4th Jul 20261211 PMAQI
5th Jul 2026812 AMAQI
5th Jul 2026101 AMAQI
5th Jul 2026122 AMAQI
5th Jul 2026103 AMAQI
23°C21/25°C
5th Jul 2026124 AMAQI
5th Jul 2026125 AMAQI
5th Jul 2026106 AMAQI
5th Jul 2026107 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 2026172 PMAQI
5th Jul 2026123 PMAQI
5th Jul 2026144 PMAQI
5th Jul 2026195 PMAQI
5th Jul 2026216 PMAQI
5th Jul 2026237 PMAQI
5th Jul 2026238 PMAQI
5th Jul 2026259 PMAQI
5th Jul 20262510 PMAQI
5th Jul 20262111 PMAQI
6th Jul 20262312 AMAQI
6th Jul 2026271 AMAQI
6th Jul 2026292 AMAQI
6th Jul 2026193 AMAQI
24°C21/27°C
6th Jul 2026254 AMAQI
6th Jul 2026255 AMAQI
6th Jul 2026256 AMAQI
6th Jul 2026257 AMAQI
6th Jul 2026238 AMAQI
6th Jul 2026239 AMAQI
6th Jul 20262310 AMAQI
6th Jul 20263211 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026201 PMAQI
6th Jul 2026222 PMAQI
6th Jul 2026263 PMAQI
6th Jul 2026264 PMAQI
6th Jul 2026225 PMAQI
6th Jul 2026206 PMAQI
6th Jul 2026227 PMAQI
6th Jul 2026288 PMAQI
6th Jul 2026279 PMAQI
6th Jul 20262510 PMAQI
6th Jul 20262911 PMAQI
7th Jul 20262812 AMAQI
7th Jul 2026301 AMAQI
7th Jul 2026262 AMAQI
7th Jul 2026283 AMAQI
22°C21/23°C
7th Jul 2026274 AMAQI
7th Jul 2026285 AMAQI
7th Jul 2026256 AMAQI
7th Jul 2026257 AMAQI
7th Jul 2026268 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026211 PMAQI
7th Jul 2026242 PMAQI
7th Jul 2026263 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026267 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026279 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262411 PMAQI
8th Jul 20263012 AMAQI
8th Jul 2026311 AMAQI
8th Jul 2026292 AMAQI
8th Jul 2026253 AMAQI
24°C20/29°C
8th Jul 2026284 AMAQI
8th Jul 2026285 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026267 AMAQI
8th Jul 2026268 AMAQI
8th Jul 2026279 AMAQI
8th Jul 20262710 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026231 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026273 PMAQI
8th Jul 2026264 PMAQI
8th Jul 2026225 PMAQI
8th Jul 2026226 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026209 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262611 PMAQI
9th Jul 20262812 AMAQI
9th Jul 2026281 AMAQI
9th Jul 2026242 AMAQI
9th Jul 2026263 AMAQI
25°C21/29°C
9th Jul 2026254 AMAQI
9th Jul 2026265 AMAQI
9th Jul 2026276 AMAQI
9th Jul 2026287 AMAQI
9th Jul 2026268 AMAQI
9th Jul 2026259 AMAQI
9th Jul 20262410 AMAQI
9th Jul 20262411 AMAQI
9th Jul 20262212 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026242 PMAQI
9th Jul 2026253 PMAQI
9th Jul 2026234 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026246 PMAQI
9th Jul 2026127 PMAQI
9th Jul 2026148 PMAQI
9th Jul 2026179 PMAQI
9th Jul 20262610 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262312 AMAQI
10th Jul 2026261 AMAQI
10th Jul 2026242 AMAQI
10th Jul 2026163 AMAQI
26°C22/31°C
10th Jul 2026244 AMAQI
10th Jul 2026255 AMAQI
10th Jul 2026256 AMAQI
10th Jul 2026267 AMAQI
10th Jul 2026298 AMAQI
10th Jul 2026279 AMAQI
10th Jul 20262810 AMAQI
10th Jul 20262811 AMAQI
10th Jul 20262612 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026222 PMAQI
10th Jul 2026213 PMAQI
10th Jul 2026244 PMAQI
10th Jul 2026275 PMAQI
10th Jul 2026266 PMAQI
10th Jul 2026307 PMAQI
10th Jul 2026278 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20261810 PMAQI
10th Jul 20261811 PMAQI
11th Jul 20263012 AMAQI
11th Jul 2026201 AMAQI
11th Jul 2026222 AMAQI
11th Jul 202683 AMAQI
27°C23/32°C
11th Jul 2026254 AMAQI
11th Jul 2026295 AMAQI
11th Jul 2026316 AMAQI
11th Jul 2026287 AMAQI
11th Jul 2026308 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263310 AMAQI
11th Jul 20262711 AMAQI
11th Jul 20262612 PMAQI
11th Jul 2026251 PMAQI
11th Jul 2026252 PMAQI
11th Jul 2026243 PMAQI
11th Jul 2026264 PMAQI
11th Jul 2026305 PMAQI
11th Jul 2026286 PMAQI
11th Jul 2026277 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20262812 AMAQI
12th Jul 2026311 AMAQI
12th Jul 2026292 AMAQI
12th Jul 2026183 AMAQI
27°C24/32°C
12th Jul 2026254 AMAQI
12th Jul 2026285 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026297 AMAQI
12th Jul 2026288 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20262511 AMAQI
12th Jul 20262412 PMAQI
12th Jul 2026231 PMAQI
12th Jul 2026242 PMAQI
12th Jul 2026243 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026296 PMAQI
12th Jul 2026267 PMAQI
12th Jul 2026288 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20262710 PMAQI
12th Jul 20262911 PMAQI
13th Jul 20262912 AMAQI
13th Jul 2026311 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026303 AMAQI
26°C24/29°C
13th Jul 2026244 AMAQI
13th Jul 2026305 AMAQI
13th Jul 2026306 AMAQI
13th Jul 2026267 AMAQI
13th Jul 2026288 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20262710 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20262412 PMAQI
13th Jul 2026231 PMAQI
13th Jul 2026222 PMAQI
13th Jul 2026223 PMAQI
13th Jul 2026254 PMAQI
13th Jul 2026295 PMAQI
13th Jul 2026276 PMAQI
13th Jul 2026297 PMAQI
13th Jul 2026318 PMAQI
13th Jul 2026329 PMAQI
13th Jul 20263110 PMAQI
13th Jul 20267311 PMAQI
14th Jul 20266712 AMAQI
14th Jul 2026581 AMAQI
14th Jul 2026532 AMAQI
14th Jul 2026593 AMAQI
26°C25/28°C
14th Jul 2026554 AMAQI
14th Jul 2026515 AMAQI
14th Jul 2026316 AMAQI
14th Jul 2026307 AMAQI
14th Jul 2026308 AMAQI
14th Jul 2026299 AMAQI
14th Jul 20263210 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262612 PMAQI
14th Jul 2026291 PMAQI
14th Jul 2026322 PMAQI
14th Jul 2026443 PMAQI
14th Jul 2026544 PMAQI
14th Jul 2026445 PMAQI
14th Jul 2026446 PMAQI
14th Jul 2026427 PMAQI
14th Jul 2026448 PMAQI
14th Jul 2026429 PMAQI
14th Jul 20264610 PMAQI
14th Jul 20265211 PMAQI
15th Jul 20265212 AMAQI
15th Jul 2026551 AMAQI
15th Jul 2026482 AMAQI
15th Jul 2026243 AMAQI
29°C24/33°C
15th Jul 2026424 AMAQI
15th Jul 2026425 AMAQI
15th Jul 2026486 AMAQI
15th Jul 2026507 AMAQI
15th Jul 2026468 AMAQI
15th Jul 2026519 AMAQI
15th Jul 20265110 AMAQI
15th Jul 20266511 AMAQI
15th Jul 20265212 PMAQI
15th Jul 2026561 PMAQI
15th Jul 2026552 PMAQI
15th Jul 2026553 PMAQI
15th Jul 2026534 PMAQI
15th Jul 2026505 PMAQI
15th Jul 2026466 PMAQI
15th Jul 2026247 PMAQI
15th Jul 2026268 PMAQI
15th Jul 2026269 PMAQI
15th Jul 20263010 PMAQI
15th Jul 20262611 PMAQI
16th Jul 20266012 AMAQI
16th Jul 2026591 AMAQI
16th Jul 2026592 AMAQI
16th Jul 2026343 AMAQI
30°C26/35°C
16th Jul 2026534 AMAQI
16th Jul 2026515 AMAQI
16th Jul 2026586 AMAQI
16th Jul 2026557 AMAQI
16th Jul 2026558 AMAQI
16th Jul 2026569 AMAQI
16th Jul 20265710 AMAQI
16th Jul 20265811 AMAQI
16th Jul 20266212 PMAQI
16th Jul 2026671 PMAQI
16th Jul 2026712 PMAQI
16th Jul 2026633 PMAQI
16th Jul 2026644 PMAQI
16th Jul 2026735 PMAQI
16th Jul 2026856 PMAQI
16th Jul 2026807 PMAQI
16th Jul 2026788 PMAQI
16th Jul 2026849 PMAQI
16th Jul 20268510 PMAQI
16th Jul 20266211 PMAQI
17th Jul 20265212 AMAQI
17th Jul 2026501 AMAQI
17th Jul 2026482 AMAQI
17th Jul 2026403 AMAQI
30°C27/35°C
17th Jul 2026404 AMAQI
17th Jul 2026425 AMAQI
17th Jul 2026466 AMAQI
17th Jul 2026447 AMAQI
17th Jul 2026428 AMAQI
17th Jul 2026389 AMAQI
17th Jul 20264810 AMAQI
17th Jul 20265611 AMAQI
17th Jul 20267112 PMAQI
17th Jul 2026681 PMAQI
17th Jul 2026712 PMAQI
17th Jul 2026593 PMAQI
17th Jul 2026524 PMAQI
17th Jul 2026295 PMAQI
17th Jul 2026366 PMAQI
17th Jul 2026587 PMAQI
17th Jul 2026568 PMAQI
17th Jul 2026539 PMAQI
17th Jul 20264910 PMAQI
17th Jul 20265111 PMAQI
18th Jul 20264212 AMAQI
18th Jul 2026381 AMAQI
18th Jul 2026382 AMAQI
18th Jul 2026383 AMAQI
28°C26/31°C
18th Jul 2026314 AMAQI
18th Jul 2026295 AMAQI
18th Jul 2026296 AMAQI
18th Jul 2026367 AMAQI
18th Jul 2026238 AMAQI
18th Jul 2026219 AMAQI
18th Jul 20261710 AMAQI
18th Jul 20261211 AMAQI
18th Jul 20261212 PMAQI
18th Jul 2026191 PMAQI
18th Jul 2026172 PMAQI
18th Jul 2026213 PMAQI
18th Jul 2026144 PMAQI
18th Jul 2026145 PMAQI
18th Jul 2026106 PMAQI
18th Jul 202687 PMAQI
18th Jul 2026108 PMAQI
18th Jul 2026109 PMAQI
18th Jul 2026810 PMAQI
18th Jul 20261211 PMAQI
19th Jul 2026812 AMAQI
19th Jul 202681 AMAQI
19th Jul 202682 AMAQI
19th Jul 202683 AMAQI
28°C25/31°C
19th Jul 202664 AMAQI
19th Jul 202685 AMAQI
19th Jul 202686 AMAQI
19th Jul 202667 AMAQI
19th Jul 2026108 AMAQI
19th Jul 2026109 AMAQI
19th Jul 2026710 AMAQI
19th Jul 20261211 AMAQI
19th Jul 20261412 PMAQI
19th Jul 2026191 PMAQI
19th Jul 2026192 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026276 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026258 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262910 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20262712 AMAQI
20th Jul 2026341 AMAQI
20th Jul 2026312 AMAQI
20th Jul 2026213 AMAQI
28°C25/32°C
20th Jul 2026254 AMAQI
20th Jul 2026235 AMAQI
20th Jul 2026236 AMAQI
20th Jul 2026237 AMAQI
20th Jul 2026218 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262310 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026291 PMAQI
20th Jul 2026332 PMAQI
20th Jul 2026313 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026366 PMAQI
20th Jul 2026337 PMAQI
20th Jul 2026368 PMAQI
20th Jul 2026339 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20262911 PMAQI
21st Jul 20263612 AMAQI
21st Jul 2026361 AMAQI
21st Jul 2026332 AMAQI
21st Jul 2026363 AMAQI
31°C27/36°C
21st Jul 2026364 AMAQI
21st Jul 2026445 AMAQI
21st Jul 2026556 AMAQI
21st Jul 2026577 AMAQI
21st Jul 2026578 AMAQI
21st Jul 2026569 AMAQI
21st Jul 20265310 AMAQI
21st Jul 20265311 AMAQI
21st Jul 2026581 PMAQI
21st Jul 2026552 PMAQI
21st Jul 2026573 PMAQI
21st Jul 2026554 PMAQI
21st Jul 2026635 PMAQI
21st Jul 2026596 PMAQI
21st Jul 2026937 PMAQI
21st Jul 2026608 PMAQI
21st Jul 2026569 PMAQI
21st Jul 20265710 PMAQI
21st Jul 20265711 PMAQI
22nd Jul 20265912 AMAQI
22nd Jul 2026581 AMAQI
22nd Jul 2026582 AMAQI
22nd Jul 2026563 AMAQI
32°C29/37°C
22nd Jul 2026574 AMAQI
22nd Jul 2026635 AMAQI
22nd Jul 2026606 AMAQI
22nd Jul 2026627 AMAQI
22nd Jul 2026628 AMAQI
22nd Jul 2026589 AMAQI
22nd Jul 20266010 AMAQI
22nd Jul 20267011 AMAQI
22nd Jul 20267212 PMAQI
22nd Jul 2026821 PMAQI
22nd Jul 2026872 PMAQI
22nd Jul 2026763 PMAQI
22nd Jul 2026804 PMAQI
22nd Jul 2026715 PMAQI
22nd Jul 2026766 PMAQI
22nd Jul 2026677 PMAQI
22nd Jul 2026708 PMAQI
22nd Jul 2026749 PMAQI
22nd Jul 20266610 PMAQI
22nd Jul 20267011 PMAQI
23rd Jul 20267612 AMAQI
23rd Jul 2026781 AMAQI
23rd Jul 2026422 AMAQI
23rd Jul 2026313 AMAQI
32°C28/37°C
23rd Jul 2026384 AMAQI
23rd Jul 2026405 AMAQI
23rd Jul 2026466 AMAQI
23rd Jul 2026367 AMAQI
23rd Jul 2026578 AMAQI
23rd Jul 2026669 AMAQI
23rd Jul 20266010 AMAQI
23rd Jul 20265011 AMAQI
23rd Jul 20265812 PMAQI
23rd Jul 2026581 PMAQI
23rd Jul 2026532 PMAQI
23rd Jul 2026543 PMAQI
23rd Jul 2026694 PMAQI
23rd Jul 2026805 PMAQI
23rd Jul 2026676 PMAQI
23rd Jul 2026717 PMAQI
23rd Jul 2026628 PMAQI
23rd Jul 2026589 PMAQI
23rd Jul 20265010 PMAQI
23rd Jul 20264811 PMAQI
24th Jul 20263312 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026332 AMAQI
24th Jul 2026363 AMAQI
32°C28/37°C
24th Jul 2026334 AMAQI
24th Jul 2026365 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026219 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20264411 AMAQI
24th Jul 20265012 PMAQI
24th Jul 2026501 PMAQI
24th Jul 2026712 PMAQI
24th Jul 2026883 PMAQI
24th Jul 2026784 PMAQI
24th Jul 2026665 PMAQI
24th Jul 2026606 PMAQI
24th Jul 2026567 PMAQI
24th Jul 2026528 PMAQI
24th Jul 2026599 PMAQI
24th Jul 20265010 PMAQI
24th Jul 20265311 PMAQI
25th Jul 20265312 AMAQI
25th Jul 2026591 AMAQI
25th Jul 2026512 AMAQI
25th Jul 2026603 AMAQI
30°C27/34°C
25th Jul 2026544 AMAQI
25th Jul 2026405 AMAQI
25th Jul 2026486 AMAQI
25th Jul 2026447 AMAQI
25th Jul 2026468 AMAQI
25th Jul 2026449 AMAQI
25th Jul 20264210 AMAQI
25th Jul 20266511 AMAQI
25th Jul 20265712 PMAQI
25th Jul 2026651 PMAQI
25th Jul 2026562 PMAQI
25th Jul 2026563 PMAQI
25th Jul 2026334 PMAQI
25th Jul 2026525 PMAQI
25th Jul 2026336 PMAQI
25th Jul 2026317 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262910 PMAQI
25th Jul 20261211 PMAQI
26th Jul 20261212 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026142 AMAQI
26th Jul 2026193 AMAQI
29°C25/35°C
26th Jul 2026174 AMAQI
26th Jul 2026195 AMAQI
26th Jul 2026176 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026178 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20261910 AMAQI
26th Jul 20263111 AMAQI
26th Jul 20263312 PMAQI
26th Jul 2026671 PMAQI
26th Jul 2026602 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026174 PMAQI
26th Jul 202685 PMAQI
26th Jul 2026146 PMAQI
26th Jul 2026367 PMAQI
26th Jul 2026318 PMAQI
26th Jul 2026199 PMAQI
26th Jul 2026810 PMAQI
26th Jul 20261911 PMAQI
27th Jul 2026812 AMAQI
27th Jul 2026171 AMAQI
27th Jul 2026162 AMAQI
27th Jul 2026163 AMAQI
28°C25/31°C
27th Jul 2026194 AMAQI
27th Jul 2026195 AMAQI
27th Jul 2026196 AMAQI
27th Jul 2026147 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20261210 AMAQI
27th Jul 20261211 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026215 PMAQI
27th Jul 2026236 PMAQI
27th Jul 2026277 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262710 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262312 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026252 AMAQI
28th Jul 2026213 AMAQI
27°C24/31°C
28th Jul 2026214 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026219 AMAQI
28th Jul 20262110 AMAQI
28th Jul 20262311 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026255 PMAQI
28th Jul 2026256 PMAQI
28th Jul 2026277 PMAQI
28th Jul 2026338 PMAQI
28th Jul 2026339 PMAQI
28th Jul 20263310 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026381 AMAQI
29th Jul 2026382 AMAQI
29th Jul 2026343 AMAQI
26°C23/30°C
29th Jul 2026364 AMAQI
29th Jul 2026385 AMAQI
29th Jul 2026316 AMAQI
29th Jul 2026367 AMAQI
29th Jul 2026338 AMAQI
29th Jul 2026279 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026232 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026214 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026212 AMAQI
30th Jul 2026213 AMAQI
28°C23/34°C
30th Jul 2026214 AMAQI
30th Jul 2026215 AMAQI
30th Jul 2026236 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026239 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262312 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026272 PMAQI
30th Jul 2026343 PMAQI
30th Jul 2026384 PMAQI
30th Jul 2026385 PMAQI
30th Jul 2026486 PMAQI
30th Jul 2026517 PMAQI
30th Jul 2026528 PMAQI
30th Jul 2026509 PMAQI
30th Jul 20264410 PMAQI
30th Jul 20265011 PMAQI
31st Jul 20265312 AMAQI
31st Jul 2026541 AMAQI
31st Jul 2026572 AMAQI
31st Jul 2026583 AMAQI
31°C26/35°C
31st Jul 2026544 AMAQI
31st Jul 2026585 AMAQI
31st Jul 2026586 AMAQI
31st Jul 2026567 AMAQI
31st Jul 2026558 AMAQI
31st Jul 2026539 AMAQI
31st Jul 20265410 AMAQI
31st Jul 20265311 AMAQI
31st Jul 20265112 PMAQI
31st Jul 2026511 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026483 PMAQI
31st Jul 2026494 PMAQI
31st Jul 2026535 PMAQI
31st Jul 2026556 PMAQI
31st Jul 2026627 PMAQI
31st Jul 2026658 PMAQI
31st Jul 2026589 PMAQI
31st Jul 20266010 PMAQI
31st Jul 20266411 PMAQI
1st Aug 20266012 AMAQI
1st Aug 2026601 AMAQI
1st Aug 2026592 AMAQI
1st Aug 2026523 AMAQI
30°C27/35°C
1st Aug 2026624 AMAQI
1st Aug 2026595 AMAQI
1st Aug 2026586 AMAQI
1st Aug 2026597 AMAQI
1st Aug 2026568 AMAQI
1st Aug 2026589 AMAQI
1st Aug 20265710 AMAQI
1st Aug 20266211 AMAQI
1st Aug 20265912 PMAQI
1st Aug 2026581 PMAQI
1st Aug 2026582 PMAQI
1st Aug 2026543 PMAQI
1st Aug 2026534 PMAQI
1st Aug 2026745 PMAQI
1st Aug 2026706 PMAQI
1st Aug 2026787 PMAQI
1st Aug 2026738 PMAQI
1st Aug 2026749 PMAQI
1st Aug 20266210 PMAQI
1st Aug 20266911 PMAQI
2nd Aug 20267212 AMAQI
2nd Aug 2026661 AMAQI
2nd Aug 2026622 AMAQI
2nd Aug 2026493 AMAQI
31°C27/35°C
2nd Aug 2026604 AMAQI
4 AM2nd Aug 2026545 AMAQI
2nd Aug 2026516 AMAQI
2nd Aug 2026507 AMAQI
2nd Aug 2026528 AMAQI
2nd Aug 2026519 AMAQI
2nd Aug 20265110 AMAQI
2nd Aug 20265111 AMAQI
11 AM2nd Aug 20265212 PMAQI
2nd Aug 2026481 PMAQI
2nd Aug 2026492 PMAQI
2nd Aug 2026533 PMAQI
2nd Aug 2026514 PMAQI
2nd Aug 2026515 PMAQI
2nd Aug 2026546 PMAQI
6 PM2nd Aug 2026497 PMAQI
2nd Aug 2026198 PMAQI
2nd Aug 202689 PMAQI
2nd Aug 20262310 PMAQI
2nd Aug 2026811 PMAQI
11 PM3 AM
30°C25/35°C
Day time
Avg. Highest Time
1 PM - 6 PM
39AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
4 AM - 10 AM
34AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 6 PM (Avg. 39), while the lowest AQI was between 4 AM to 10 AM (Avg. 34).
Night time
Avg. Highest Time
7 PM
39AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM
31AQI
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. 31).
2026 Days Vs Air Quality
Tachikawa, Tokyo, Japan
2026
83%
178
17%
36
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Good
178 DaysModerate
36 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% 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
Tachikawa, 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
23AQI (US)
23AQI (US)
2nd January 2026
13AQI (US)
13AQI (US)
3rd January 2026
12AQI (US)
12AQI (US)
4th January 2026
15AQI (US)
15AQI (US)
5th January 2026
29AQI (US)
29AQI (US)
6th January 2026
17AQI (US)
17AQI (US)
7th January 2026
18AQI (US)
18AQI (US)
8th January 2026
24AQI (US)
24AQI (US)
9th January 2026
14AQI (US)
14AQI (US)
10th January 2026
25AQI (US)
25AQI (US)
11th January 2026
25AQI (US)
25AQI (US)
12th January 2026
13AQI (US)
13AQI (US)
13th January 2026
27AQI (US)
27AQI (US)
14th January 2026
17AQI (US)
17AQI (US)
15th January 2026
30AQI (US)
30AQI (US)
16th January 2026
46AQI (US)
46AQI (US)
17th January 2026
40AQI (US)
40AQI (US)
18th January 2026
31AQI (US)
31AQI (US)
19th January 2026
40AQI (US)
40AQI (US)
20th January 2026
39AQI (US)
39AQI (US)
21st January 2026
13AQI (US)
13AQI (US)
22nd January 2026
24AQI (US)
24AQI (US)
23rd January 2026
40AQI (US)
40AQI (US)
24th January 2026
37AQI (US)
37AQI (US)
25th January 2026
38AQI (US)
38AQI (US)
26th January 2026
12AQI (US)
12AQI (US)
27th January 2026
22AQI (US)
22AQI (US)
28th January 2026
26AQI (US)
26AQI (US)
29th January 2026
28AQI (US)
28AQI (US)
30th January 2026
37AQI (US)
37AQI (US)
31st January 2026
37AQI (US)
37AQI (US)
1st February 2026
40AQI (US)
40AQI (US)
2nd February 2026
48AQI (US)
48AQI (US)
3rd February 2026
31AQI (US)
31AQI (US)
4th February 2026
36AQI (US)
36AQI (US)
5th February 2026
48AQI (US)
48AQI (US)
6th February 2026
38AQI (US)
38AQI (US)
7th February 2026
14AQI (US)
14AQI (US)
8th February 2026
17AQI (US)
17AQI (US)
9th February 2026
38AQI (US)
38AQI (US)
10th February 2026
44AQI (US)
44AQI (US)
11th February 2026
48AQI (US)
48AQI (US)
12th February 2026
35AQI (US)
35AQI (US)
13th February 2026
51AQI (US)
51AQI (US)
14th February 2026
64AQI (US)
64AQI (US)
15th February 2026
52AQI (US)
52AQI (US)
16th February 2026
46AQI (US)
46AQI (US)
17th February 2026
20AQI (US)
20AQI (US)
18th February 2026
32AQI (US)
32AQI (US)
19th February 2026
31AQI (US)
31AQI (US)
20th February 2026
29AQI (US)
29AQI (US)
21st February 2026
48AQI (US)
48AQI (US)
22nd February 2026
44AQI (US)
44AQI (US)
23rd February 2026
42AQI (US)
42AQI (US)
24th February 2026
38AQI (US)
38AQI (US)
25th February 2026
37AQI (US)
37AQI (US)
26th February 2026
9AQI (US)
9AQI (US)
27th February 2026
32AQI (US)
32AQI (US)
28th February 2026
33AQI (US)
33AQI (US)
1st March 2026
15AQI (US)
15AQI (US)
2nd March 2026
80AQI (US)
80AQI (US)
3rd March 2026
49AQI (US)
49AQI (US)
4th March 2026
58AQI (US)
58AQI (US)
5th March 2026
59AQI (US)
59AQI (US)
6th March 2026
53AQI (US)
53AQI (US)
7th March 2026
49AQI (US)
49AQI (US)
8th March 2026
45AQI (US)
45AQI (US)
9th March 2026
52AQI (US)
52AQI (US)
10th March 2026
58AQI (US)
58AQI (US)
11th March 2026
58AQI (US)
58AQI (US)
12th March 2026
72AQI (US)
72AQI (US)
13th March 2026
45AQI (US)
45AQI (US)
14th March 2026
48AQI (US)
48AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
61AQI (US)
61AQI (US)
17th March 2026
54AQI (US)
54AQI (US)
18th March 2026
57AQI (US)
57AQI (US)
19th March 2026
39AQI (US)
39AQI (US)
20th March 2026
32AQI (US)
32AQI (US)
21st March 2026
50AQI (US)
50AQI (US)
22nd March 2026
54AQI (US)
54AQI (US)
23rd March 2026
54AQI (US)
54AQI (US)
24th March 2026
48AQI (US)
48AQI (US)
25th March 2026
65AQI (US)
65AQI (US)
26th March 2026
30AQI (US)
30AQI (US)
27th March 2026
21AQI (US)
21AQI (US)
28th March 2026
49AQI (US)
49AQI (US)
29th March 2026
52AQI (US)
52AQI (US)
30th March 2026
58AQI (US)
58AQI (US)
31st March 2026
28AQI (US)
28AQI (US)
1st April 2026
16AQI (US)
16AQI (US)
2nd April 2026
34AQI (US)
34AQI (US)
3rd April 2026
45AQI (US)
45AQI (US)
4th April 2026
44AQI (US)
44AQI (US)
5th April 2026
37AQI (US)
37AQI (US)
6th April 2026
28AQI (US)
28AQI (US)
7th April 2026
42AQI (US)
42AQI (US)
8th April 2026
23AQI (US)
23AQI (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
28AQI (US)
28AQI (US)
13th April 2026
37AQI (US)
37AQI (US)
14th April 2026
48AQI (US)
48AQI (US)
15th April 2026
44AQI (US)
44AQI (US)
16th April 2026
35AQI (US)
35AQI (US)
17th April 2026
39AQI (US)
39AQI (US)
18th April 2026
34AQI (US)
34AQI (US)
19th April 2026
41AQI (US)
41AQI (US)
20th April 2026
38AQI (US)
38AQI (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
49AQI (US)
49AQI (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
51AQI (US)
51AQI (US)
3rd May 2026
44AQI (US)
44AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
23AQI (US)
23AQI (US)
6th May 2026
35AQI (US)
35AQI (US)
7th May 2026
35AQI (US)
35AQI (US)
8th May 2026
27AQI (US)
27AQI (US)
9th May 2026
27AQI (US)
27AQI (US)
10th May 2026
36AQI (US)
36AQI (US)
11th May 2026
37AQI (US)
37AQI (US)
12th May 2026
41AQI (US)
41AQI (US)
13th May 2026
44AQI (US)
44AQI (US)
14th May 2026
42AQI (US)
42AQI (US)
15th May 2026
47AQI (US)
47AQI (US)
16th May 2026
86AQI (US)
86AQI (US)
17th May 2026
69AQI (US)
69AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
49AQI (US)
49AQI (US)
20th May 2026
62AQI (US)
62AQI (US)
21st May 2026
60AQI (US)
60AQI (US)
22nd May 2026
62AQI (US)
62AQI (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
40AQI (US)
40AQI (US)
27th May 2026
25AQI (US)
25AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
24AQI (US)
24AQI (US)
30th May 2026
24AQI (US)
24AQI (US)
31st May 2026
28AQI (US)
28AQI (US)
1st June 2026
31AQI (US)
31AQI (US)
2nd June 2026
31AQI (US)
31AQI (US)
3rd June 2026
9AQI (US)
9AQI (US)
4th June 2026
22AQI (US)
22AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
23AQI (US)
23AQI (US)
7th June 2026
22AQI (US)
22AQI (US)
8th June 2026
21AQI (US)
21AQI (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
25AQI (US)
25AQI (US)
13th June 2026
28AQI (US)
28AQI (US)
14th June 2026
25AQI (US)
25AQI (US)
15th June 2026
20AQI (US)
20AQI (US)
16th June 2026
25AQI (US)
25AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
25AQI (US)
25AQI (US)
19th June 2026
29AQI (US)
29AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
20AQI (US)
20AQI (US)
22nd June 2026
19AQI (US)
19AQI (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
27AQI (US)
27AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
27AQI (US)
27AQI (US)
30th June 2026
26AQI (US)
26AQI (US)
1st July 2026
25AQI (US)
25AQI (US)
2nd July 2026
22AQI (US)
22AQI (US)
3rd July 2026
20AQI (US)
20AQI (US)
4th July 2026
37AQI (US)
37AQI (US)
5th July 2026
14AQI (US)
14AQI (US)
6th July 2026
24AQI (US)
24AQI (US)
7th July 2026
25AQI (US)
25AQI (US)
8th July 2026
25AQI (US)
25AQI (US)
9th July 2026
24AQI (US)
24AQI (US)
10th July 2026
25AQI (US)
25AQI (US)
11th July 2026
26AQI (US)
26AQI (US)
12th July 2026
27AQI (US)
27AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
42AQI (US)
42AQI (US)
15th July 2026
45AQI (US)
45AQI (US)
16th July 2026
64AQI (US)
64AQI (US)
17th July 2026
50AQI (US)
50AQI (US)
18th July 2026
21AQI (US)
21AQI (US)
19th July 2026
16AQI (US)
16AQI (US)
20th July 2026
29AQI (US)
29AQI (US)
21st July 2026
53AQI (US)
53AQI (US)
22nd July 2026
67AQI (US)
67AQI (US)
23rd July 2026
56AQI (US)
56AQI (US)
24th July 2026
46AQI (US)
46AQI (US)
25th July 2026
45AQI (US)
45AQI (US)
26th July 2026
24AQI (US)
24AQI (US)
27th July 2026
20AQI (US)
20AQI (US)
28th July 2026
25AQI (US)
25AQI (US)
29th July 2026
29AQI (US)
29AQI (US)
30th July 2026
31AQI (US)
31AQI (US)
31st July 2026
55AQI (US)
55AQI (US)
1st August 2026
62AQI (US)
62AQI (US)
2nd August 2026
47AQI (US)
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
26AQI (US)
37AQI (US)
50AQI (US)
39AQI (US)
43AQI (US)
24AQI (US)
34AQI (US)
55AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202636AQI (US)
31
25
3
14
17
29
1
22
9
30
26
5
1
1
178
36
Highest AQI (US) recorded in
August55AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202533AQI (US)
31
28
29
2
30
31
30
23
8
23
8
30
22
9
30
25
6
332
33
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202430AQI (US)
31
29
31
29
1
29
2
26
4
27
4
31
30
31
30
31
355
11
Highest AQI (US) recorded in
June40AQI (US)
Lowest AQI (US) recorded in
January23AQI (US)
202328AQI (US)
30
28
29
2
25
5
29
2
28
2
31
31
30
29
2
29
31
350
13
Highest AQI (US) recorded in
April39AQI (US)
Lowest AQI (US) recorded in
August17AQI (US)
202229AQI (US)
29
20
1
27
4
23
7
30
1
29
1
19
2
1
28
31
30
31
298
16
Highest AQI (US) recorded in
April41AQI (US)
Lowest AQI (US) recorded in
August12AQI (US)
202120AQI (US)
30
1
28
31
30
31
29
1
31
30
1
30
31
30
31
362
3
Highest AQI (US) recorded in
June31AQI (US)
Lowest AQI (US) recorded in
February11AQI (US)
202013AQI (US)
13
21
18
30
31
31
19
31
30
31
255
Highest AQI (US) recorded in
August23AQI (US)
Lowest AQI (US) recorded in
September9AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2026(Avg.)
36AQI (US)Least Polluted Year Recorded
2020(Avg.)
13AQI (US)Tachikawa's annual 2026 AQI (US) (36) shows an average percentage change of 56.4% (worsened AQI (US)) compared to previous years: 2020 (13), 2021 (20), 2022 (29), 2023 (28), 2024 (30), 2025 (33).
