Obamacho Kitahonmachi, Shimabara, Nagasaki, 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
Obamacho Kitahonmachi, Shimabara, Nagasaki, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2024
68AQILowest AQI recorded on
31st Aug 2023
13AQISame Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Obamacho Kitahonmachi, Shimabara, Nagasaki, Japan
AQI
Day
Night
.
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
7PM14th Aug
57AQI
Avg. Lowest Time
12PM14th Aug
23AQI
Night time
Avg. Highest Time
3AM15th Aug
54AQI
Avg. Lowest Time
12AM15th Aug
21AQI
In the last 24 hours,
Obamacho Kitahonmachi's AQI reached its highest point of 57 at 7 PM during the Day, while the lowest point, 21, was recorded at 12 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Obamacho Kitahonmachi, Shimabara, Nagasaki, Japan
JulAug
17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026275 AMAQI
17th Jul 2026266 AMAQI
17th Jul 2026277 AMAQI
17th Jul 2026258 AMAQI
17th Jul 2026269 AMAQI
17th Jul 20262810 AMAQI
17th Jul 20262611 AMAQI
17th Jul 20262812 PMAQI
17th Jul 2026261 PMAQI
17th Jul 2026252 PMAQI
17th Jul 2026253 PMAQI
17th Jul 2026274 PMAQI
17th Jul 2026295 PMAQI
17th Jul 2026296 PMAQI
17th Jul 2026337 PMAQI
17th Jul 2026298 PMAQI
17th Jul 2026299 PMAQI
17th Jul 20262710 PMAQI
17th Jul 20262911 PMAQI
18th Jul 20262912 AMAQI
18th Jul 2026251 AMAQI
18th Jul 2026272 AMAQI
18th Jul 2026293 AMAQI
18th Jul 2026274 AMAQI
24°C23/26°C
18th Jul 2026275 AMAQI
18th Jul 2026276 AMAQI
18th Jul 2026257 AMAQI
18th Jul 2026278 AMAQI
18th Jul 2026299 AMAQI
18th Jul 20262710 AMAQI
18th Jul 20262711 AMAQI
18th Jul 20262712 PMAQI
18th Jul 2026271 PMAQI
18th Jul 2026272 PMAQI
18th Jul 2026273 PMAQI
18th Jul 2026294 PMAQI
18th Jul 2026275 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026257 PMAQI
18th Jul 2026298 PMAQI
18th Jul 2026259 PMAQI
18th Jul 20262510 PMAQI
18th Jul 20262511 PMAQI
19th Jul 20262712 AMAQI
19th Jul 2026251 AMAQI
19th Jul 2026252 AMAQI
19th Jul 2026253 AMAQI
19th Jul 2026254 AMAQI
25°C23/28°C
19th Jul 2026275 AMAQI
19th Jul 2026256 AMAQI
19th Jul 2026257 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262710 AMAQI
19th Jul 20262911 AMAQI
19th Jul 20262712 PMAQI
19th Jul 2026311 PMAQI
19th Jul 2026312 PMAQI
19th Jul 2026273 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026296 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026278 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20262710 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262712 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026253 AMAQI
20th Jul 2026274 AMAQI
26°C25/27°C
20th Jul 2026255 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026277 AMAQI
20th Jul 2026278 AMAQI
20th Jul 2026299 AMAQI
20th Jul 20262910 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262912 PMAQI
20th Jul 2026291 PMAQI
20th Jul 2026292 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026255 PMAQI
20th Jul 2026346 PMAQI
20th Jul 2026447 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026349 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20263811 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026271 AMAQI
21st Jul 2026252 AMAQI
21st Jul 2026273 AMAQI
21st Jul 2026254 AMAQI
26°C24/28°C
21st Jul 2026315 AMAQI
21st Jul 2026336 AMAQI
21st Jul 2026447 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026389 AMAQI
21st Jul 20263410 AMAQI
21st Jul 20263811 AMAQI
21st Jul 2026211 PMAQI
21st Jul 2026252 PMAQI
21st Jul 2026253 PMAQI
21st Jul 2026294 PMAQI
21st Jul 2026275 PMAQI
21st Jul 2026256 PMAQI
21st Jul 2026767 PMAQI
21st Jul 2026218 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262310 PMAQI
21st Jul 20262511 PMAQI
22nd Jul 20262512 AMAQI
22nd Jul 2026271 AMAQI
22nd Jul 2026272 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026294 AMAQI
27°C24/28°C
22nd Jul 2026255 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026298 AMAQI
22nd Jul 2026299 AMAQI
22nd Jul 20262110 AMAQI
22nd Jul 20262711 AMAQI
22nd Jul 20262912 PMAQI
22nd Jul 2026311 PMAQI
22nd Jul 2026312 PMAQI
22nd Jul 2026293 PMAQI
22nd Jul 2026364 PMAQI
22nd Jul 2026255 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026337 PMAQI
22nd Jul 2026318 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20262910 PMAQI
22nd Jul 20262911 PMAQI
23rd Jul 20262712 AMAQI
23rd Jul 2026271 AMAQI
23rd Jul 2026292 AMAQI
23rd Jul 2026273 AMAQI
23rd Jul 2026254 AMAQI
26°C24/28°C
23rd Jul 2026255 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026238 AMAQI
23rd Jul 2026219 AMAQI
23rd Jul 20262310 AMAQI
23rd Jul 20262311 AMAQI
23rd Jul 20262312 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026212 PMAQI
23rd Jul 2026213 PMAQI
23rd Jul 2026214 PMAQI
23rd Jul 2026215 PMAQI
23rd Jul 2026216 PMAQI
23rd Jul 2026217 PMAQI
23rd Jul 2026218 PMAQI
23rd Jul 2026219 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20262111 PMAQI
24th Jul 20262112 AMAQI
24th Jul 2026211 AMAQI
24th Jul 2026212 AMAQI
24th Jul 2026213 AMAQI
24th Jul 2026234 AMAQI
26°C24/27°C
24th Jul 2026215 AMAQI
24th Jul 2026216 AMAQI
24th Jul 2026237 AMAQI
24th Jul 2026238 AMAQI
24th Jul 2026239 AMAQI
24th Jul 20262310 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026272 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026237 PMAQI
24th Jul 2026238 PMAQI
24th Jul 2026239 PMAQI
24th Jul 20262110 PMAQI
24th Jul 20262111 PMAQI
25th Jul 20262112 AMAQI
25th Jul 2026211 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026214 AMAQI
27°C24/29°C
25th Jul 2026235 AMAQI
25th Jul 2026216 AMAQI
25th Jul 2026217 AMAQI
25th Jul 2026218 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20262110 AMAQI
25th Jul 20262111 AMAQI
25th Jul 20262112 PMAQI
25th Jul 2026211 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026213 PMAQI
25th Jul 2026214 PMAQI
25th Jul 2026215 PMAQI
25th Jul 2026216 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20262912 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026212 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026234 AMAQI
27°C24/30°C
26th Jul 2026255 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20263311 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026211 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026293 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026216 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026278 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026233 AMAQI
27th Jul 2026214 AMAQI
28°C24/33°C
27th Jul 2026295 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20262310 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262512 PMAQI
27th Jul 2026311 PMAQI
27th Jul 2026382 PMAQI
27th Jul 2026403 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026335 PMAQI
27th Jul 2026386 PMAQI
27th Jul 2026367 PMAQI
27th Jul 2026338 PMAQI
27th Jul 2026389 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262111 PMAQI
28th Jul 20262712 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026273 AMAQI
28th Jul 2026214 AMAQI
29°C25/32°C
28th Jul 2026255 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026239 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20263311 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026332 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026335 PMAQI
28th Jul 2026336 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026259 PMAQI
28th Jul 20262910 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026253 AMAQI
29th Jul 2026254 AMAQI
27°C24/29°C
29th Jul 2026295 AMAQI
29th Jul 2026276 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20263312 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026233 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026276 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262510 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026273 AMAQI
30th Jul 2026274 AMAQI
25°C24/27°C
30th Jul 2026255 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026299 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20262711 AMAQI
30th Jul 20263112 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026275 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026338 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026252 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI
26°C24/28°C
31st Jul 2026215 AMAQI
31st Jul 2026216 AMAQI
31st Jul 2026217 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262511 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026291 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026293 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026335 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026277 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026299 PMAQI
31st Jul 20263810 PMAQI
31st Jul 20262911 PMAQI
1st Aug 20262512 AMAQI
1st Aug 2026211 AMAQI
1st Aug 2026252 AMAQI
1st Aug 2026213 AMAQI
1st Aug 2026254 AMAQI
26°C23/28°C
1st Aug 2026255 AMAQI
1st Aug 2026256 AMAQI
1st Aug 2026257 AMAQI
1st Aug 2026338 AMAQI
1st Aug 2026219 AMAQI
1st Aug 20262510 AMAQI
1st Aug 20262911 AMAQI
1st Aug 20262912 PMAQI
1st Aug 2026291 PMAQI
1st Aug 2026232 PMAQI
1st Aug 2026213 PMAQI
1st Aug 2026214 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026276 PMAQI
1st Aug 2026257 PMAQI
1st Aug 2026408 PMAQI
1st Aug 2026499 PMAQI
1st Aug 20264610 PMAQI
1st Aug 20264411 PMAQI
2nd Aug 20264612 AMAQI
2nd Aug 2026461 AMAQI
2nd Aug 2026482 AMAQI
2nd Aug 2026383 AMAQI
2nd Aug 2026334 AMAQI
27°C24/30°C
2nd Aug 2026335 AMAQI
2nd Aug 2026426 AMAQI
2nd Aug 2026427 AMAQI
2nd Aug 2026338 AMAQI
2nd Aug 2026319 AMAQI
2nd Aug 20262910 AMAQI
2nd Aug 20263611 AMAQI
2nd Aug 20262512 PMAQI
2nd Aug 2026311 PMAQI
2nd Aug 2026382 PMAQI
2nd Aug 2026383 PMAQI
2nd Aug 2026384 PMAQI
2nd Aug 2026425 PMAQI
2nd Aug 2026426 PMAQI
2nd Aug 2026467 PMAQI
2nd Aug 2026488 PMAQI
2nd Aug 2026469 PMAQI
2nd Aug 20264610 PMAQI
2nd Aug 20264811 PMAQI
3rd Aug 20264612 AMAQI
3rd Aug 2026481 AMAQI
3rd Aug 2026462 AMAQI
3rd Aug 2026383 AMAQI
3rd Aug 2026404 AMAQI
29°C25/33°C
3rd Aug 2026445 AMAQI
3rd Aug 2026466 AMAQI
3rd Aug 2026467 AMAQI
3rd Aug 2026528 AMAQI
3rd Aug 2026509 AMAQI
3rd Aug 20265110 AMAQI
3rd Aug 20265011 AMAQI
3rd Aug 20265312 PMAQI
3rd Aug 2026561 PMAQI
3rd Aug 2026522 PMAQI
3rd Aug 2026643 PMAQI
3rd Aug 2026624 PMAQI
3rd Aug 2026625 PMAQI
3rd Aug 2026626 PMAQI
3rd Aug 2026527 PMAQI
3rd Aug 2026578 PMAQI
3rd Aug 2026569 PMAQI
3rd Aug 20265710 PMAQI
3rd Aug 20265811 PMAQI
4th Aug 20266012 AMAQI
4th Aug 2026601 AMAQI
4th Aug 2026622 AMAQI
4th Aug 2026543 AMAQI
4th Aug 2026584 AMAQI
30°C25/34°C
4th Aug 2026585 AMAQI
4th Aug 2026606 AMAQI
4th Aug 2026647 AMAQI
4th Aug 2026588 AMAQI
4th Aug 2026589 AMAQI
4th Aug 20266310 AMAQI
4th Aug 20266211 AMAQI
4th Aug 20266512 PMAQI
4th Aug 2026661 PMAQI
4th Aug 2026672 PMAQI
4th Aug 2026733 PMAQI
4th Aug 2026654 PMAQI
4th Aug 2026685 PMAQI
4th Aug 2026566 PMAQI
4th Aug 2026547 PMAQI
4th Aug 2026528 PMAQI
4th Aug 2026519 PMAQI
4th Aug 20264810 PMAQI
4th Aug 20264811 PMAQI
5th Aug 20265212 AMAQI
5th Aug 2026521 AMAQI
5th Aug 2026462 AMAQI
5th Aug 2026463 AMAQI
5th Aug 2026464 AMAQI
29°C26/31°C
5th Aug 2026405 AMAQI
5th Aug 2026366 AMAQI
5th Aug 2026387 AMAQI
5th Aug 2026338 AMAQI
5th Aug 2026369 AMAQI
5th Aug 20262910 AMAQI
5th Aug 20262911 AMAQI
5th Aug 20263612 PMAQI
5th Aug 2026401 PMAQI
5th Aug 2026362 PMAQI
5th Aug 2026423 PMAQI
5th Aug 2026404 PMAQI
5th Aug 2026425 PMAQI
5th Aug 2026426 PMAQI
5th Aug 2026427 PMAQI
5th Aug 2026408 PMAQI
5th Aug 2026429 PMAQI
5th Aug 20263310 PMAQI
5th Aug 20261811 PMAQI
6th Aug 2026812 AMAQI
6th Aug 202661 AMAQI
6th Aug 202662 AMAQI
6th Aug 2026103 AMAQI
6th Aug 2026124 AMAQI
29°C24/33°C
6th Aug 2026125 AMAQI
6th Aug 2026126 AMAQI
6th Aug 2026177 AMAQI
6th Aug 2026148 AMAQI
6th Aug 2026149 AMAQI
6th Aug 20261210 AMAQI
6th Aug 20262911 AMAQI
6th Aug 20262912 PMAQI
6th Aug 2026271 PMAQI
6th Aug 2026252 PMAQI
6th Aug 2026233 PMAQI
6th Aug 2026214 PMAQI
6th Aug 2026255 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026217 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026219 PMAQI
6th Aug 20262910 PMAQI
6th Aug 20262911 PMAQI
7th Aug 20262112 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026212 AMAQI
7th Aug 2026213 AMAQI
7th Aug 2026214 AMAQI
28°C25/32°C
7th Aug 2026255 AMAQI
7th Aug 2026256 AMAQI
7th Aug 2026257 AMAQI
7th Aug 2026258 AMAQI
7th Aug 2026259 AMAQI
7th Aug 20262510 AMAQI
7th Aug 20262511 AMAQI
7th Aug 20262512 PMAQI
7th Aug 2026321 PMAQI
7th Aug 2026362 PMAQI
7th Aug 2026293 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026297 PMAQI
7th Aug 2026218 PMAQI
7th Aug 2026259 PMAQI
7th Aug 20262510 PMAQI
7th Aug 20262311 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026211 AMAQI
8th Aug 2026212 AMAQI
8th Aug 2026213 AMAQI
8th Aug 2026254 AMAQI
27°C25/28°C
8th Aug 2026255 AMAQI
8th Aug 2026256 AMAQI
8th Aug 2026217 AMAQI
8th Aug 2026338 AMAQI
8th Aug 2026389 AMAQI
8th Aug 20262510 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262512 PMAQI
8th Aug 2026291 PMAQI
8th Aug 2026292 PMAQI
8th Aug 2026273 PMAQI
8th Aug 2026294 PMAQI
8th Aug 2026335 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026257 PMAQI
8th Aug 2026298 PMAQI
8th Aug 2026259 PMAQI
8th Aug 20262110 PMAQI
8th Aug 20263311 PMAQI
9th Aug 20263312 AMAQI
9th Aug 2026291 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026253 AMAQI
9th Aug 2026254 AMAQI
27°C25/29°C
9th Aug 2026255 AMAQI
9th Aug 2026256 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026219 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262911 AMAQI
9th Aug 20262512 PMAQI
9th Aug 2026251 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026253 PMAQI
9th Aug 2026254 PMAQI
9th Aug 2026295 PMAQI
9th Aug 2026336 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026298 PMAQI
9th Aug 2026259 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262912 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026253 AMAQI
10th Aug 2026254 AMAQI
27°C23/30°C
10th Aug 2026255 AMAQI
10th Aug 2026236 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026218 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026271 PMAQI
10th Aug 2026332 PMAQI
10th Aug 2026273 PMAQI
10th Aug 2026294 PMAQI
10th Aug 2026255 PMAQI
10th Aug 2026336 PMAQI
10th Aug 2026237 PMAQI
10th Aug 2026338 PMAQI
10th Aug 2026309 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262112 AMAQI
11th Aug 2026231 AMAQI
11th Aug 2026252 AMAQI
11th Aug 2026253 AMAQI
11th Aug 2026214 AMAQI
27°C24/30°C
11th Aug 2026215 AMAQI
11th Aug 2026256 AMAQI
11th Aug 2026237 AMAQI
11th Aug 2026238 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262710 AMAQI
11th Aug 20262711 AMAQI
11th Aug 20263112 PMAQI
11th Aug 2026311 PMAQI
11th Aug 2026312 PMAQI
11th Aug 2026293 PMAQI
11th Aug 2026294 PMAQI
11th Aug 2026295 PMAQI
11th Aug 2026296 PMAQI
11th Aug 2026297 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026259 PMAQI
11th Aug 20262510 PMAQI
11th Aug 20262111 PMAQI
12th Aug 20262312 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026232 AMAQI
12th Aug 2026213 AMAQI
12th Aug 2026214 AMAQI
25°C22/27°C
12th Aug 2026215 AMAQI
12th Aug 2026236 AMAQI
12th Aug 2026387 AMAQI
12th Aug 2026388 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20262110 AMAQI
12th Aug 20262111 AMAQI
12th Aug 20262112 PMAQI
12th Aug 2026211 PMAQI
12th Aug 2026212 PMAQI
12th Aug 2026233 PMAQI
12th Aug 2026254 PMAQI
12th Aug 2026235 PMAQI
12th Aug 2026276 PMAQI
12th Aug 2026317 PMAQI
12th Aug 2026258 PMAQI
12th Aug 2026299 PMAQI
12th Aug 20262510 PMAQI
12th Aug 20262711 PMAQI
13th Aug 20262712 AMAQI
13th Aug 2026331 AMAQI
13th Aug 2026292 AMAQI
13th Aug 2026313 AMAQI
13th Aug 2026314 AMAQI
24°C20/28°C
13th Aug 2026295 AMAQI
13th Aug 2026366 AMAQI
13th Aug 2026367 AMAQI
13th Aug 2026388 AMAQI
13th Aug 2026409 AMAQI
13th Aug 20264610 AMAQI
13th Aug 20264611 AMAQI
13th Aug 20265612 PMAQI
13th Aug 2026481 PMAQI
13th Aug 2026552 PMAQI
13th Aug 2026563 PMAQI
13th Aug 2026524 PMAQI
13th Aug 2026505 PMAQI
13th Aug 2026316 PMAQI
13th Aug 2026367 PMAQI
13th Aug 2026338 PMAQI
13th Aug 2026279 PMAQI
13th Aug 20262510 PMAQI
13th Aug 20262711 PMAQI
14th Aug 20262512 AMAQI
14th Aug 2026251 AMAQI
14th Aug 2026232 AMAQI
14th Aug 2026253 AMAQI
14th Aug 2026214 AMAQI
24°C22/26°C
14th Aug 2026235 AMAQI
14th Aug 2026236 AMAQI
14th Aug 2026237 AMAQI
14th Aug 2026238 AMAQI
14th Aug 2026259 AMAQI
14th Aug 20262510 AMAQI
14th Aug 20262511 AMAQI
14th Aug 20262312 PMAQI
14th Aug 2026271 PMAQI
14th Aug 2026272 PMAQI
14th Aug 2026293 PMAQI
14th Aug 2026384 PMAQI
14th Aug 2026365 PMAQI
14th Aug 2026386 PMAQI
14th Aug 2026577 PMAQI
14th Aug 2026338 PMAQI
14th Aug 2026339 PMAQI
14th Aug 20262910 PMAQI
14th Aug 20262911 PMAQI
15th Aug 20262112 AMAQI
15th Aug 2026271 AMAQI
15th Aug 2026332 AMAQI
15th Aug 2026543 AMAQI
15th Aug 2026444 AMAQI
25°C22/27°C
15th Aug 2026295 AMAQI
5 AM15th Aug 2026216 AMAQI
15th Aug 2026217 AMAQI
15th Aug 2026218 AMAQI
15th Aug 2026239 AMAQI
15th Aug 20262510 AMAQI
15th Aug 20262111 AMAQI
15th Aug 20262512 PMAQI
12 PM15th Aug 2026381 PMAQI
15th Aug 2026332 PMAQI
15th Aug 2026363 PMAQI
15th Aug 2026524 PMAQI
15th Aug 2026715 PMAQI
15th Aug 2026576 PMAQI
15th Aug 2026467 PMAQI
7 PM15th Aug 2026178 PMAQI
15th Aug 2026219 PMAQI
15th Aug 20261710 PMAQI
15th Aug 20261411 PMAQI
12 AM
4 AM
25°C22/27°C
Day time
Avg. Highest Time
7 PM
34AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM
27AQI
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. 34), while the lowest AQI was between 5 AM to 5 AM (Avg. 27).
Night time
Avg. Highest Time
8 PM - 9 PM
30AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM
27AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 9 PM (Avg. 30), while the lowest AQI was between 4 AM to 4 AM (Avg. 27).
2026 Days Vs Air Quality
Obamacho Kitahonmachi, Shimabara, Nagasaki, Japan
2026
85%
192
15%
35
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
192 DaysModerate
35 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% of 227 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
Obamacho Kitahonmachi, Shimabara, Nagasaki, 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
15AQI (US)
15AQI (US)
2nd January 2026
16AQI (US)
16AQI (US)
3rd January 2026
18AQI (US)
18AQI (US)
4th January 2026
26AQI (US)
26AQI (US)
5th January 2026
31AQI (US)
31AQI (US)
6th January 2026
17AQI (US)
17AQI (US)
7th January 2026
28AQI (US)
28AQI (US)
8th January 2026
26AQI (US)
26AQI (US)
9th January 2026
16AQI (US)
16AQI (US)
10th January 2026
27AQI (US)
27AQI (US)
11th January 2026
26AQI (US)
26AQI (US)
12th January 2026
14AQI (US)
14AQI (US)
13th January 2026
30AQI (US)
30AQI (US)
14th January 2026
24AQI (US)
24AQI (US)
15th January 2026
36AQI (US)
36AQI (US)
16th January 2026
44AQI (US)
44AQI (US)
17th January 2026
51AQI (US)
51AQI (US)
18th January 2026
60AQI (US)
60AQI (US)
19th January 2026
64AQI (US)
64AQI (US)
20th January 2026
35AQI (US)
35AQI (US)
21st January 2026
16AQI (US)
16AQI (US)
22nd January 2026
24AQI (US)
24AQI (US)
23rd January 2026
35AQI (US)
35AQI (US)
24th January 2026
43AQI (US)
43AQI (US)
25th January 2026
21AQI (US)
21AQI (US)
26th January 2026
18AQI (US)
18AQI (US)
27th January 2026
37AQI (US)
37AQI (US)
28th January 2026
20AQI (US)
20AQI (US)
29th January 2026
33AQI (US)
33AQI (US)
30th January 2026
30AQI (US)
30AQI (US)
31st January 2026
12AQI (US)
12AQI (US)
1st February 2026
48AQI (US)
48AQI (US)
2nd February 2026
29AQI (US)
29AQI (US)
3rd February 2026
26AQI (US)
26AQI (US)
4th February 2026
29AQI (US)
29AQI (US)
5th February 2026
34AQI (US)
34AQI (US)
6th February 2026
40AQI (US)
40AQI (US)
7th February 2026
31AQI (US)
31AQI (US)
8th February 2026
31AQI (US)
31AQI (US)
9th February 2026
31AQI (US)
31AQI (US)
10th February 2026
34AQI (US)
34AQI (US)
11th February 2026
42AQI (US)
42AQI (US)
12th February 2026
56AQI (US)
56AQI (US)
13th February 2026
35AQI (US)
35AQI (US)
14th February 2026
52AQI (US)
52AQI (US)
15th February 2026
51AQI (US)
51AQI (US)
16th February 2026
53AQI (US)
53AQI (US)
17th February 2026
17AQI (US)
17AQI (US)
18th February 2026
24AQI (US)
24AQI (US)
19th February 2026
36AQI (US)
36AQI (US)
20th February 2026
23AQI (US)
23AQI (US)
21st February 2026
39AQI (US)
39AQI (US)
22nd February 2026
46AQI (US)
46AQI (US)
23rd February 2026
34AQI (US)
34AQI (US)
24th February 2026
23AQI (US)
23AQI (US)
25th February 2026
20AQI (US)
20AQI (US)
26th February 2026
14AQI (US)
14AQI (US)
27th February 2026
48AQI (US)
48AQI (US)
28th February 2026
47AQI (US)
47AQI (US)
1st March 2026
38AQI (US)
38AQI (US)
2nd March 2026
77AQI (US)
77AQI (US)
3rd March 2026
11AQI (US)
11AQI (US)
4th March 2026
41AQI (US)
41AQI (US)
5th March 2026
52AQI (US)
52AQI (US)
6th March 2026
51AQI (US)
51AQI (US)
7th March 2026
57AQI (US)
57AQI (US)
8th March 2026
42AQI (US)
42AQI (US)
9th March 2026
54AQI (US)
54AQI (US)
10th March 2026
39AQI (US)
39AQI (US)
11th March 2026
27AQI (US)
27AQI (US)
12th March 2026
60AQI (US)
60AQI (US)
13th March 2026
43AQI (US)
43AQI (US)
14th March 2026
46AQI (US)
46AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
57AQI (US)
57AQI (US)
17th March 2026
46AQI (US)
46AQI (US)
18th March 2026
55AQI (US)
55AQI (US)
19th March 2026
23AQI (US)
23AQI (US)
20th March 2026
52AQI (US)
52AQI (US)
21st March 2026
29AQI (US)
29AQI (US)
22nd March 2026
39AQI (US)
39AQI (US)
23rd March 2026
24AQI (US)
24AQI (US)
24th March 2026
49AQI (US)
49AQI (US)
25th March 2026
40AQI (US)
40AQI (US)
26th March 2026
33AQI (US)
33AQI (US)
27th March 2026
65AQI (US)
65AQI (US)
28th March 2026
75AQI (US)
75AQI (US)
29th March 2026
83AQI (US)
83AQI (US)
30th March 2026
34AQI (US)
34AQI (US)
31st March 2026
19AQI (US)
19AQI (US)
1st April 2026
17AQI (US)
17AQI (US)
2nd April 2026
45AQI (US)
45AQI (US)
3rd April 2026
49AQI (US)
49AQI (US)
4th April 2026
42AQI (US)
42AQI (US)
5th April 2026
48AQI (US)
48AQI (US)
6th April 2026
56AQI (US)
56AQI (US)
7th April 2026
34AQI (US)
34AQI (US)
8th April 2026
23AQI (US)
23AQI (US)
9th April 2026
32AQI (US)
32AQI (US)
10th April 2026
40AQI (US)
40AQI (US)
11th April 2026
27AQI (US)
27AQI (US)
12th April 2026
32AQI (US)
32AQI (US)
13th April 2026
31AQI (US)
31AQI (US)
14th April 2026
37AQI (US)
37AQI (US)
15th April 2026
36AQI (US)
36AQI (US)
16th April 2026
37AQI (US)
37AQI (US)
17th April 2026
41AQI (US)
41AQI (US)
18th April 2026
29AQI (US)
29AQI (US)
19th April 2026
36AQI (US)
36AQI (US)
20th April 2026
39AQI (US)
39AQI (US)
21st April 2026
42AQI (US)
42AQI (US)
22nd April 2026
41AQI (US)
41AQI (US)
23rd April 2026
14AQI (US)
14AQI (US)
24th April 2026
29AQI (US)
29AQI (US)
25th April 2026
42AQI (US)
42AQI (US)
26th April 2026
46AQI (US)
46AQI (US)
27th April 2026
53AQI (US)
53AQI (US)
28th April 2026
47AQI (US)
47AQI (US)
29th April 2026
35AQI (US)
35AQI (US)
30th April 2026
34AQI (US)
34AQI (US)
1st May 2026
52AQI (US)
52AQI (US)
2nd May 2026
47AQI (US)
47AQI (US)
3rd May 2026
33AQI (US)
33AQI (US)
4th May 2026
32AQI (US)
32AQI (US)
5th May 2026
27AQI (US)
27AQI (US)
6th May 2026
31AQI (US)
31AQI (US)
7th May 2026
34AQI (US)
34AQI (US)
8th May 2026
27AQI (US)
27AQI (US)
9th May 2026
27AQI (US)
27AQI (US)
10th May 2026
34AQI (US)
34AQI (US)
11th May 2026
33AQI (US)
33AQI (US)
12th May 2026
32AQI (US)
32AQI (US)
13th May 2026
40AQI (US)
40AQI (US)
14th May 2026
34AQI (US)
34AQI (US)
15th May 2026
41AQI (US)
41AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
63AQI (US)
63AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
45AQI (US)
45AQI (US)
20th May 2026
60AQI (US)
60AQI (US)
21st May 2026
65AQI (US)
65AQI (US)
22nd May 2026
69AQI (US)
69AQI (US)
23rd May 2026
61AQI (US)
61AQI (US)
24th May 2026
63AQI (US)
63AQI (US)
25th May 2026
54AQI (US)
54AQI (US)
26th May 2026
41AQI (US)
41AQI (US)
27th May 2026
27AQI (US)
27AQI (US)
28th May 2026
19AQI (US)
19AQI (US)
29th May 2026
44AQI (US)
44AQI (US)
30th May 2026
35AQI (US)
35AQI (US)
31st May 2026
39AQI (US)
39AQI (US)
1st June 2026
62AQI (US)
62AQI (US)
2nd June 2026
16AQI (US)
16AQI (US)
3rd June 2026
15AQI (US)
15AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
22AQI (US)
22AQI (US)
6th June 2026
36AQI (US)
36AQI (US)
7th June 2026
17AQI (US)
17AQI (US)
8th June 2026
17AQI (US)
17AQI (US)
9th June 2026
22AQI (US)
22AQI (US)
10th June 2026
22AQI (US)
22AQI (US)
11th June 2026
25AQI (US)
25AQI (US)
12th June 2026
25AQI (US)
25AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
22AQI (US)
22AQI (US)
16th June 2026
24AQI (US)
24AQI (US)
17th June 2026
23AQI (US)
23AQI (US)
18th June 2026
25AQI (US)
25AQI (US)
19th June 2026
28AQI (US)
28AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
21AQI (US)
21AQI (US)
22nd June 2026
20AQI (US)
20AQI (US)
23rd June 2026
21AQI (US)
21AQI (US)
24th June 2026
20AQI (US)
20AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
26AQI (US)
26AQI (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
24AQI (US)
24AQI (US)
1st July 2026
22AQI (US)
22AQI (US)
2nd July 2026
22AQI (US)
22AQI (US)
3rd July 2026
24AQI (US)
24AQI (US)
4th July 2026
25AQI (US)
25AQI (US)
5th July 2026
22AQI (US)
22AQI (US)
6th July 2026
21AQI (US)
21AQI (US)
7th July 2026
26AQI (US)
26AQI (US)
8th July 2026
26AQI (US)
26AQI (US)
9th July 2026
18AQI (US)
18AQI (US)
10th July 2026
25AQI (US)
25AQI (US)
11th July 2026
23AQI (US)
23AQI (US)
12th July 2026
28AQI (US)
28AQI (US)
13th July 2026
35AQI (US)
35AQI (US)
14th July 2026
27AQI (US)
27AQI (US)
15th July 2026
26AQI (US)
26AQI (US)
16th July 2026
27AQI (US)
27AQI (US)
17th July 2026
28AQI (US)
28AQI (US)
18th July 2026
27AQI (US)
27AQI (US)
19th July 2026
27AQI (US)
27AQI (US)
20th July 2026
29AQI (US)
29AQI (US)
21st July 2026
31AQI (US)
31AQI (US)
22nd July 2026
28AQI (US)
28AQI (US)
23rd July 2026
23AQI (US)
23AQI (US)
24th July 2026
23AQI (US)
23AQI (US)
25th July 2026
22AQI (US)
22AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
29AQI (US)
29AQI (US)
28th July 2026
26AQI (US)
26AQI (US)
29th July 2026
25AQI (US)
25AQI (US)
30th July 2026
27AQI (US)
27AQI (US)
31st July 2026
26AQI (US)
26AQI (US)
1st August 2026
28AQI (US)
28AQI (US)
2nd August 2026
39AQI (US)
39AQI (US)
3rd August 2026
52AQI (US)
52AQI (US)
4th August 2026
60AQI (US)
60AQI (US)
5th August 2026
39AQI (US)
39AQI (US)
6th August 2026
19AQI (US)
19AQI (US)
7th August 2026
25AQI (US)
25AQI (US)
8th August 2026
26AQI (US)
26AQI (US)
9th August 2026
26AQI (US)
26AQI (US)
10th August 2026
26AQI (US)
26AQI (US)
11th August 2026
26AQI (US)
26AQI (US)
12th August 2026
25AQI (US)
25AQI (US)
13th August 2026
38AQI (US)
38AQI (US)
14th August 2026
29AQI (US)
29AQI (US)
15th August 2026
32AQI (US)
32AQI (US)
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
29AQI (US)
35AQI (US)
46AQI (US)
37AQI (US)
43AQI (US)
25AQI (US)
26AQI (US)
33AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202634AQI (US)
28
3
24
4
18
13
28
2
21
10
29
1
31
13
2
192
35
Highest AQI (US) recorded in
March46AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202539AQI (US)
26
5
26
2
23
8
27
3
25
6
28
2
22
9
31
30
13
18
25
5
31
307
58
Highest AQI (US) recorded in
October47AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
202437AQI (US)
30
27
1
1
30
1
24
6
21
10
24
6
31
24
7
23
7
30
1
25
5
31
320
44
1
Highest AQI (US) recorded in
May48AQI (US)
Lowest AQI (US) recorded in
July21AQI (US)
202338AQI (US)
24
5
1
25
3
25
6
22
8
25
6
25
5
24
7
28
3
28
2
30
1
24
3
28
3
308
52
1
Highest AQI (US) recorded in
April47AQI (US)
Lowest AQI (US) recorded in
August28AQI (US)
202238AQI (US)
27
4
18
2
25
6
26
4
25
6
27
3
21
3
1
24
4
29
2
26
4
31
279
39
Highest AQI (US) recorded in
August58AQI (US)
Lowest AQI (US) recorded in
December32AQI (US)
202136AQI (US)
26
4
27
1
26
5
20
2
23
8
23
7
30
1
31
28
2
27
4
27
3
30
1
318
38
Highest AQI (US) recorded in
May43AQI (US)
Lowest AQI (US) recorded in
August29AQI (US)
202035AQI (US)
12
1
16
5
16
2
24
6
31
12
7
2
1
15
28
3
155
24
2
Highest AQI (US) recorded in
August49AQI (US)
Lowest AQI (US) recorded in
September0AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
39AQI (US)Least Polluted Year Recorded
2026(Avg.)
34AQI (US)Obamacho Kitahonmachi's annual 2026 AQI (US) (34) shows an average percentage change of -8.3% (improved AQI (US)) compared to previous years: 2020 (35), 2021 (36), 2022 (38), 2023 (38), 2024 (37), 2025 (39).
