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
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
3rd Aug 2022
10AQISame Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 35 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 4th Aug - 5th Aug 2026
Shimabara, Nagasaki, Japan
AQI
Day
Night
.
5 AM4th Aug 2026
7 PM
4 AM5th Aug 2026
Day time
Avg. Highest Time
3PM4th Aug
76AQI
Avg. Lowest Time
7PM4th Aug
55AQI
Night time
Avg. Highest Time
8PM4th Aug
51AQI
Avg. Lowest Time
4AM5th Aug
40AQI
In the last 24 hours,
Shimabara's AQI reached its highest point of 76 at 3 PM during the Day, while the lowest point, 40, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Shimabara, Nagasaki, Japan
JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
7th Jul 2026275 AMAQI
7th Jul 2026296 AMAQI
7th Jul 2026287 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026269 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20262411 AMAQI
7th Jul 20262412 PMAQI
7th Jul 2026231 PMAQI
7th Jul 2026252 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026244 PMAQI
7th Jul 2026265 PMAQI
7th Jul 2026266 PMAQI
7th Jul 2026427 PMAQI
7th Jul 2026198 PMAQI
7th Jul 2026249 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262611 PMAQI
8th Jul 20262612 AMAQI
8th Jul 2026261 AMAQI
8th Jul 2026262 AMAQI
8th Jul 2026263 AMAQI
8th Jul 2026204 AMAQI
25°C22/27°C
8th Jul 2026195 AMAQI
8th Jul 2026246 AMAQI
8th Jul 2026307 AMAQI
8th Jul 2026248 AMAQI
8th Jul 2026339 AMAQI
8th Jul 20264010 AMAQI
8th Jul 20262811 AMAQI
8th Jul 20262712 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026282 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026304 PMAQI
8th Jul 2026265 PMAQI
8th Jul 2026316 PMAQI
8th Jul 2026287 PMAQI
8th Jul 2026268 PMAQI
8th Jul 2026269 PMAQI
8th Jul 20261610 PMAQI
8th Jul 20261811 PMAQI
9th Jul 20262012 AMAQI
9th Jul 2026181 AMAQI
9th Jul 2026182 AMAQI
9th Jul 2026153 AMAQI
9th Jul 2026244 AMAQI
25°C23/26°C
9th Jul 2026175 AMAQI
9th Jul 2026146 AMAQI
9th Jul 2026177 AMAQI
9th Jul 2026188 AMAQI
9th Jul 2026149 AMAQI
9th Jul 20261610 AMAQI
9th Jul 20261811 AMAQI
9th Jul 20262112 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026162 PMAQI
9th Jul 2026143 PMAQI
9th Jul 2026184 PMAQI
9th Jul 2026135 PMAQI
9th Jul 2026286 PMAQI
9th Jul 2026327 PMAQI
9th Jul 2026228 PMAQI
9th Jul 2026289 PMAQI
9th Jul 20263010 PMAQI
9th Jul 20263311 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026321 AMAQI
10th Jul 2026332 AMAQI
10th Jul 2026243 AMAQI
10th Jul 2026264 AMAQI
26°C22/29°C
10th Jul 2026265 AMAQI
10th Jul 2026346 AMAQI
10th Jul 2026357 AMAQI
10th Jul 2026248 AMAQI
10th Jul 2026259 AMAQI
10th Jul 20262810 AMAQI
10th Jul 20263311 AMAQI
10th Jul 20262812 PMAQI
10th Jul 2026401 PMAQI
10th Jul 2026462 PMAQI
10th Jul 2026423 PMAQI
10th Jul 2026424 PMAQI
10th Jul 2026315 PMAQI
10th Jul 2026246 PMAQI
10th Jul 2026317 PMAQI
10th Jul 2026308 PMAQI
10th Jul 2026289 PMAQI
10th Jul 20262610 PMAQI
10th Jul 20262611 PMAQI
11th Jul 20263412 AMAQI
11th Jul 2026141 AMAQI
11th Jul 2026142 AMAQI
11th Jul 2026143 AMAQI
11th Jul 2026184 AMAQI
27°C23/30°C
11th Jul 2026205 AMAQI
11th Jul 2026166 AMAQI
11th Jul 2026107 AMAQI
11th Jul 2026148 AMAQI
11th Jul 2026219 AMAQI
11th Jul 20262210 AMAQI
11th Jul 20262411 AMAQI
11th Jul 20262212 PMAQI
11th Jul 2026171 PMAQI
11th Jul 2026202 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026274 PMAQI
11th Jul 2026235 PMAQI
11th Jul 2026276 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026248 PMAQI
11th Jul 2026189 PMAQI
11th Jul 20262710 PMAQI
11th Jul 20262211 PMAQI
12th Jul 20261612 AMAQI
12th Jul 2026161 AMAQI
12th Jul 2026122 AMAQI
12th Jul 2026103 AMAQI
12th Jul 2026134 AMAQI
28°C24/31°C
12th Jul 2026125 AMAQI
12th Jul 2026166 AMAQI
12th Jul 2026227 AMAQI
12th Jul 2026188 AMAQI
12th Jul 2026189 AMAQI
12th Jul 20261910 AMAQI
12th Jul 20262211 AMAQI
12th Jul 20261812 PMAQI
12th Jul 2026321 PMAQI
12th Jul 2026442 PMAQI
12th Jul 2026203 PMAQI
12th Jul 2026344 PMAQI
12th Jul 2026415 PMAQI
12th Jul 2026586 PMAQI
12th Jul 2026527 PMAQI
12th Jul 2026228 PMAQI
12th Jul 2026369 PMAQI
12th Jul 20264010 PMAQI
12th Jul 20263411 PMAQI
13th Jul 20263012 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026262 AMAQI
13th Jul 2026403 AMAQI
13th Jul 2026344 AMAQI
28°C26/30°C
13th Jul 2026405 AMAQI
13th Jul 2026316 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026278 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20262410 AMAQI
13th Jul 20263611 AMAQI
13th Jul 20263812 PMAQI
13th Jul 2026541 PMAQI
13th Jul 2026352 PMAQI
13th Jul 2026543 PMAQI
13th Jul 2026414 PMAQI
13th Jul 2026405 PMAQI
13th Jul 2026526 PMAQI
13th Jul 2026357 PMAQI
13th Jul 2026408 PMAQI
13th Jul 2026369 PMAQI
13th Jul 20263810 PMAQI
13th Jul 20262611 PMAQI
14th Jul 20262912 AMAQI
14th Jul 2026261 AMAQI
14th Jul 2026262 AMAQI
14th Jul 2026243 AMAQI
14th Jul 2026244 AMAQI
26°C24/29°C
14th Jul 2026245 AMAQI
14th Jul 2026246 AMAQI
14th Jul 2026247 AMAQI
14th Jul 2026288 AMAQI
14th Jul 2026269 AMAQI
14th Jul 20262610 AMAQI
14th Jul 20263111 AMAQI
14th Jul 20262612 PMAQI
14th Jul 2026251 PMAQI
14th Jul 2026212 PMAQI
14th Jul 2026203 PMAQI
14th Jul 2026234 PMAQI
14th Jul 2026305 PMAQI
14th Jul 2026266 PMAQI
14th Jul 2026287 PMAQI
14th Jul 2026288 PMAQI
14th Jul 2026299 PMAQI
14th Jul 20262910 PMAQI
14th Jul 20263111 PMAQI
15th Jul 20263412 AMAQI
15th Jul 2026321 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026303 AMAQI
15th Jul 2026274 AMAQI
25°C23/26°C
15th Jul 2026295 AMAQI
15th Jul 2026246 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026329 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20262411 AMAQI
15th Jul 20262512 PMAQI
15th Jul 2026201 PMAQI
15th Jul 2026182 PMAQI
15th Jul 2026203 PMAQI
15th Jul 2026224 PMAQI
15th Jul 2026255 PMAQI
15th Jul 2026266 PMAQI
15th Jul 2026227 PMAQI
15th Jul 2026258 PMAQI
15th Jul 2026249 PMAQI
15th Jul 20263010 PMAQI
15th Jul 20262311 PMAQI
16th Jul 20262612 AMAQI
16th Jul 2026241 AMAQI
16th Jul 2026262 AMAQI
16th Jul 2026303 AMAQI
16th Jul 2026264 AMAQI
24°C23/26°C
16th Jul 2026295 AMAQI
16th Jul 2026296 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026288 AMAQI
16th Jul 2026289 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20262811 AMAQI
16th Jul 20262612 PMAQI
16th Jul 2026241 PMAQI
16th Jul 2026242 PMAQI
16th Jul 2026263 PMAQI
16th Jul 2026264 PMAQI
16th Jul 2026265 PMAQI
16th Jul 2026306 PMAQI
16th Jul 2026277 PMAQI
16th Jul 2026298 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20262811 PMAQI
17th Jul 20262912 AMAQI
17th Jul 2026291 AMAQI
17th Jul 2026302 AMAQI
17th Jul 2026293 AMAQI
17th Jul 2026284 AMAQI
24°C23/26°C
17th Jul 2026275 AMAQI
17th Jul 2026286 AMAQI
17th Jul 2026287 AMAQI
17th Jul 2026268 AMAQI
17th Jul 2026289 AMAQI
17th Jul 20263010 AMAQI
17th Jul 20262711 AMAQI
17th Jul 20262812 PMAQI
17th Jul 2026271 PMAQI
17th Jul 2026262 PMAQI
17th Jul 2026253 PMAQI
17th Jul 2026294 PMAQI
17th Jul 2026325 PMAQI
17th Jul 2026316 PMAQI
17th Jul 2026367 PMAQI
17th Jul 2026368 PMAQI
17th Jul 2026349 PMAQI
17th Jul 20263410 PMAQI
17th Jul 20263411 PMAQI
18th Jul 20263412 AMAQI
18th Jul 2026321 AMAQI
18th Jul 2026322 AMAQI
18th Jul 2026323 AMAQI
18th Jul 2026324 AMAQI
24°C23/26°C
18th Jul 2026325 AMAQI
18th Jul 2026306 AMAQI
18th Jul 2026287 AMAQI
18th Jul 2026328 AMAQI
18th Jul 2026349 AMAQI
18th Jul 20263010 AMAQI
18th Jul 20263011 AMAQI
18th Jul 20263012 PMAQI
18th Jul 2026291 PMAQI
18th Jul 2026292 PMAQI
18th Jul 2026293 PMAQI
18th Jul 2026314 PMAQI
18th Jul 2026295 PMAQI
18th Jul 2026306 PMAQI
18th Jul 2026297 PMAQI
18th Jul 2026308 PMAQI
18th Jul 2026289 PMAQI
18th Jul 20262810 PMAQI
18th Jul 20262711 PMAQI
19th Jul 20262712 AMAQI
19th Jul 2026271 AMAQI
19th Jul 2026272 AMAQI
19th Jul 2026273 AMAQI
19th Jul 2026274 AMAQI
25°C23/28°C
19th Jul 2026295 AMAQI
19th Jul 2026276 AMAQI
19th Jul 2026277 AMAQI
19th Jul 2026278 AMAQI
19th Jul 2026279 AMAQI
19th Jul 20262810 AMAQI
19th Jul 20263011 AMAQI
19th Jul 20262812 PMAQI
19th Jul 2026321 PMAQI
19th Jul 2026312 PMAQI
19th Jul 2026283 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026305 PMAQI
19th Jul 2026316 PMAQI
19th Jul 2026307 PMAQI
19th Jul 2026298 PMAQI
19th Jul 2026279 PMAQI
19th Jul 20262810 PMAQI
19th Jul 20262611 PMAQI
20th Jul 20262612 AMAQI
20th Jul 2026281 AMAQI
20th Jul 2026272 AMAQI
20th Jul 2026273 AMAQI
20th Jul 2026284 AMAQI
26°C25/27°C
20th Jul 2026285 AMAQI
20th Jul 2026276 AMAQI
20th Jul 2026287 AMAQI
20th Jul 2026288 AMAQI
20th Jul 2026319 AMAQI
20th Jul 20263010 AMAQI
20th Jul 20262811 AMAQI
20th Jul 20263012 PMAQI
20th Jul 2026301 PMAQI
20th Jul 2026292 PMAQI
20th Jul 2026313 PMAQI
20th Jul 2026284 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026366 PMAQI
20th Jul 2026457 PMAQI
20th Jul 2026268 PMAQI
20th Jul 2026349 PMAQI
20th Jul 20263610 PMAQI
20th Jul 20263811 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026271 AMAQI
21st Jul 2026232 AMAQI
21st Jul 2026283 AMAQI
21st Jul 2026254 AMAQI
26°C24/28°C
21st Jul 2026345 AMAQI
21st Jul 2026366 AMAQI
21st Jul 2026457 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026399 AMAQI
21st Jul 20263510 AMAQI
21st Jul 20263811 AMAQI
21st Jul 2026221 PMAQI
21st Jul 2026262 PMAQI
21st Jul 2026253 PMAQI
21st Jul 2026304 PMAQI
21st Jul 2026295 PMAQI
21st Jul 2026266 PMAQI
21st Jul 2026767 PMAQI
21st Jul 2026228 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262410 PMAQI
21st Jul 20262711 PMAQI
22nd Jul 20262712 AMAQI
22nd Jul 2026281 AMAQI
22nd Jul 2026282 AMAQI
22nd Jul 2026313 AMAQI
22nd Jul 2026284 AMAQI
27°C24/28°C
22nd Jul 2026265 AMAQI
22nd Jul 2026276 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026268 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262110 AMAQI
22nd Jul 20262811 AMAQI
22nd Jul 20262812 PMAQI
22nd Jul 2026301 PMAQI
22nd Jul 2026312 PMAQI
22nd Jul 2026283 PMAQI
22nd Jul 2026344 PMAQI
22nd Jul 2026235 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026317 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20262910 PMAQI
22nd Jul 20263111 PMAQI
23rd Jul 20262812 AMAQI
23rd Jul 2026281 AMAQI
23rd Jul 2026302 AMAQI
23rd Jul 2026293 AMAQI
23rd Jul 2026274 AMAQI
26°C24/28°C
23rd Jul 2026285 AMAQI
23rd Jul 2026286 AMAQI
23rd Jul 2026287 AMAQI
23rd Jul 2026268 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262610 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20262712 PMAQI
23rd Jul 2026261 PMAQI
23rd Jul 2026242 PMAQI
23rd Jul 2026243 PMAQI
23rd Jul 2026254 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026247 PMAQI
23rd Jul 2026248 PMAQI
23rd Jul 2026239 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20262411 PMAQI
24th Jul 20262312 AMAQI
24th Jul 2026241 AMAQI
24th Jul 2026232 AMAQI
24th Jul 2026243 AMAQI
24th Jul 2026264 AMAQI
26°C24/27°C
24th Jul 2026245 AMAQI
24th Jul 2026236 AMAQI
24th Jul 2026247 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026269 AMAQI
24th Jul 20262710 AMAQI
24th Jul 20262611 AMAQI
24th Jul 20262712 PMAQI
24th Jul 2026261 PMAQI
24th Jul 2026292 PMAQI
24th Jul 2026283 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026285 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026267 PMAQI
24th Jul 2026278 PMAQI
24th Jul 2026279 PMAQI
24th Jul 20262810 PMAQI
24th Jul 20262711 PMAQI
25th Jul 20262712 AMAQI
25th Jul 2026271 AMAQI
25th Jul 2026262 AMAQI
25th Jul 2026283 AMAQI
25th Jul 2026264 AMAQI
27°C24/29°C
25th Jul 2026275 AMAQI
25th Jul 2026256 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026279 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20262411 AMAQI
25th Jul 20262712 PMAQI
25th Jul 2026261 PMAQI
25th Jul 2026272 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026226 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026248 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262812 AMAQI
26th Jul 2026221 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026223 AMAQI
26th Jul 2026244 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 20262711 AMAQI
26th Jul 20262212 PMAQI
26th Jul 2026231 PMAQI
26th Jul 2026232 PMAQI
26th Jul 2026293 PMAQI
26th Jul 2026234 PMAQI
26th Jul 2026325 PMAQI
26th Jul 2026246 PMAQI
26th Jul 2026227 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026289 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262712 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026223 AMAQI
27th Jul 2026224 AMAQI
28°C24/33°C
27th Jul 2026315 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026237 AMAQI
27th Jul 2026238 AMAQI
27th Jul 2026279 AMAQI
27th Jul 20262310 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262812 PMAQI
27th Jul 2026341 PMAQI
27th Jul 2026392 PMAQI
27th Jul 2026443 PMAQI
27th Jul 2026364 PMAQI
27th Jul 2026365 PMAQI
27th Jul 2026406 PMAQI
27th Jul 2026377 PMAQI
27th Jul 2026388 PMAQI
27th Jul 2026449 PMAQI
27th Jul 20263110 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262612 AMAQI
28th Jul 2026261 AMAQI
28th Jul 2026262 AMAQI
28th Jul 2026293 AMAQI
28th Jul 2026234 AMAQI
29°C25/32°C
28th Jul 2026255 AMAQI
28th Jul 2026236 AMAQI
28th Jul 2026277 AMAQI
28th Jul 2026248 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262710 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20262312 PMAQI
28th Jul 2026291 PMAQI
28th Jul 2026282 PMAQI
28th Jul 2026243 PMAQI
28th Jul 2026254 PMAQI
28th Jul 2026275 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026237 PMAQI
28th Jul 2026238 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20262311 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026231 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 2026237 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262310 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20263312 PMAQI
29th Jul 2026271 PMAQI
29th Jul 2026262 PMAQI
29th Jul 2026243 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026276 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026249 PMAQI
29th Jul 20262410 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262712 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026243 AMAQI
30th Jul 2026274 AMAQI
25°C24/27°C
30th Jul 2026275 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026278 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262610 AMAQI
30th Jul 20262611 AMAQI
30th Jul 20262812 PMAQI
30th Jul 2026271 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026318 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262511 PMAQI
31st Jul 20262412 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026242 AMAQI
31st Jul 2026243 AMAQI
31st Jul 2026234 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 20262310 AMAQI
31st Jul 20262311 AMAQI
31st Jul 20262312 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026232 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026244 PMAQI
31st Jul 2026365 PMAQI
31st Jul 2026246 PMAQI
31st Jul 2026267 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026259 PMAQI
31st Jul 20263010 PMAQI
31st Jul 20262611 PMAQI
1st Aug 20262312 AMAQI
1st Aug 2026211 AMAQI
1st Aug 2026232 AMAQI
1st Aug 2026213 AMAQI
1st Aug 2026244 AMAQI
26°C23/28°C
1st Aug 2026255 AMAQI
1st Aug 2026236 AMAQI
1st Aug 2026237 AMAQI
1st Aug 2026278 AMAQI
1st Aug 2026219 AMAQI
1st Aug 20262310 AMAQI
1st Aug 20262711 AMAQI
1st Aug 20262512 PMAQI
1st Aug 2026251 PMAQI
1st Aug 2026222 PMAQI
1st Aug 2026223 PMAQI
1st Aug 2026224 PMAQI
1st Aug 2026255 PMAQI
1st Aug 2026286 PMAQI
1st Aug 2026267 PMAQI
1st Aug 2026408 PMAQI
1st Aug 2026529 PMAQI
1st Aug 20264610 PMAQI
1st Aug 20264811 PMAQI
2nd Aug 20264712 AMAQI
2nd Aug 2026501 AMAQI
2nd Aug 2026482 AMAQI
2nd Aug 2026403 AMAQI
2nd Aug 2026384 AMAQI
27°C24/30°C
2nd Aug 2026385 AMAQI
2nd Aug 2026446 AMAQI
2nd Aug 2026447 AMAQI
2nd Aug 2026348 AMAQI
2nd Aug 2026369 AMAQI
2nd Aug 20263410 AMAQI
2nd Aug 20264011 AMAQI
2nd Aug 20262912 PMAQI
2nd Aug 2026361 PMAQI
2nd Aug 2026442 PMAQI
2nd Aug 2026443 PMAQI
2nd Aug 2026424 PMAQI
2nd Aug 2026485 PMAQI
2nd Aug 2026486 PMAQI
2nd Aug 2026497 PMAQI
2nd Aug 2026528 PMAQI
2nd Aug 2026529 PMAQI
2nd Aug 20264810 PMAQI
2nd Aug 20265111 PMAQI
3rd Aug 20265012 AMAQI
3rd Aug 2026511 AMAQI
3rd Aug 2026502 AMAQI
3rd Aug 2026393 AMAQI
3rd Aug 2026414 AMAQI
29°C25/33°C
3rd Aug 2026465 AMAQI
3rd Aug 2026506 AMAQI
3rd Aug 2026507 AMAQI
3rd Aug 2026538 AMAQI
3rd Aug 2026529 AMAQI
3rd Aug 20265210 AMAQI
3rd Aug 20265211 AMAQI
3rd Aug 20265412 PMAQI
3rd Aug 2026581 PMAQI
3rd Aug 2026562 PMAQI
3rd Aug 2026643 PMAQI
3rd Aug 2026644 PMAQI
3rd Aug 2026645 PMAQI
3rd Aug 2026646 PMAQI
3rd Aug 2026567 PMAQI
3rd Aug 2026588 PMAQI
3rd Aug 2026569 PMAQI
3rd Aug 20266010 PMAQI
3rd Aug 20266311 PMAQI
4th Aug 20266212 AMAQI
4th Aug 2026601 AMAQI
4th Aug 2026622 AMAQI
4th Aug 2026583 AMAQI
4th Aug 2026624 AMAQI
30°C25/34°C
4th Aug 2026585 AMAQI
4th Aug 2026606 AMAQI
4th Aug 2026647 AMAQI
4th Aug 2026598 AMAQI
4th Aug 2026599 AMAQI
4th Aug 20266410 AMAQI
4th Aug 20266311 AMAQI
4th Aug 20266612 PMAQI
4th Aug 2026641 PMAQI
4th Aug 2026662 PMAQI
4th Aug 2026763 PMAQI
4th Aug 2026664 PMAQI
4th Aug 2026685 PMAQI
4th Aug 2026566 PMAQI
4th Aug 2026557 PMAQI
4th Aug 2026518 PMAQI
4th Aug 2026489 PMAQI
4th Aug 20264610 PMAQI
4th Aug 20264511 PMAQI
5th Aug 20265012 AMAQI
5th Aug 2026501 AMAQI
5th Aug 2026462 AMAQI
5th Aug 2026433 AMAQI
5th Aug 2026404 AMAQI
29°C26/31°C
5th Aug 2026345 AMAQI
5 AM5th Aug 2026306 AMAQI
5th Aug 2026287 AMAQI
5th Aug 2026278 AMAQI
5th Aug 2026309 AMAQI
5th Aug 20262610 AMAQI
5th Aug 20262611 AMAQI
5th Aug 20262812 PMAQI
12 PM5th Aug 2026321 PMAQI
5th Aug 2026352 PMAQI
5th Aug 2026433 PMAQI
5th Aug 2026384 PMAQI
5th Aug 2026385 PMAQI
5th Aug 2026406 PMAQI
5th Aug 2026367 PMAQI
7 PM5th Aug 2026378 PMAQI
5th Aug 2026409 PMAQI
5th Aug 20262810 PMAQI
5th Aug 20261511 PMAQI
12 AM
4 AM
29°C24/33°C
Day time
Avg. Highest Time
6 PM - 7 PM
34AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
6 AM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 7 PM (Avg. 34), while the lowest AQI was between 6 AM to 6 AM (Avg. 28).
Night time
Avg. Highest Time
9 PM
32AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM - 4 AM
28AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 9 PM (Avg. 32), while the lowest AQI was between 3 AM to 4 AM (Avg. 28).
2026 Days Vs Air Quality
Shimabara, Nagasaki, Japan
2026
86%
187
14%
30
Total number of days with different AQI categories in last 217 days in 2026 (148 days remaining)
Good
187 DaysModerate
30 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 217 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
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
16AQI (US)
16AQI (US)
2nd January 2026
17AQI (US)
17AQI (US)
3rd January 2026
20AQI (US)
20AQI (US)
4th January 2026
32AQI (US)
32AQI (US)
5th January 2026
38AQI (US)
38AQI (US)
6th January 2026
16AQI (US)
16AQI (US)
7th January 2026
30AQI (US)
30AQI (US)
8th January 2026
27AQI (US)
27AQI (US)
9th January 2026
16AQI (US)
16AQI (US)
10th January 2026
26AQI (US)
26AQI (US)
11th January 2026
26AQI (US)
26AQI (US)
12th January 2026
18AQI (US)
18AQI (US)
13th January 2026
30AQI (US)
30AQI (US)
14th January 2026
22AQI (US)
22AQI (US)
15th January 2026
36AQI (US)
36AQI (US)
16th January 2026
44AQI (US)
44AQI (US)
17th January 2026
54AQI (US)
54AQI (US)
18th January 2026
61AQI (US)
61AQI (US)
19th January 2026
67AQI (US)
67AQI (US)
20th January 2026
34AQI (US)
34AQI (US)
21st January 2026
14AQI (US)
14AQI (US)
22nd January 2026
24AQI (US)
24AQI (US)
23rd January 2026
36AQI (US)
36AQI (US)
24th January 2026
44AQI (US)
44AQI (US)
25th January 2026
22AQI (US)
22AQI (US)
26th January 2026
16AQI (US)
16AQI (US)
27th January 2026
36AQI (US)
36AQI (US)
28th January 2026
23AQI (US)
23AQI (US)
29th January 2026
35AQI (US)
35AQI (US)
30th January 2026
30AQI (US)
30AQI (US)
31st January 2026
14AQI (US)
14AQI (US)
1st February 2026
48AQI (US)
48AQI (US)
2nd February 2026
29AQI (US)
29AQI (US)
3rd February 2026
31AQI (US)
31AQI (US)
4th February 2026
30AQI (US)
30AQI (US)
5th February 2026
36AQI (US)
36AQI (US)
6th February 2026
45AQI (US)
45AQI (US)
7th February 2026
35AQI (US)
35AQI (US)
8th February 2026
28AQI (US)
28AQI (US)
9th February 2026
33AQI (US)
33AQI (US)
10th February 2026
38AQI (US)
38AQI (US)
11th February 2026
39AQI (US)
39AQI (US)
12th February 2026
55AQI (US)
55AQI (US)
13th February 2026
36AQI (US)
36AQI (US)
14th February 2026
50AQI (US)
50AQI (US)
15th February 2026
50AQI (US)
50AQI (US)
16th February 2026
55AQI (US)
55AQI (US)
17th February 2026
20AQI (US)
20AQI (US)
18th February 2026
25AQI (US)
25AQI (US)
19th February 2026
47AQI (US)
47AQI (US)
20th February 2026
25AQI (US)
25AQI (US)
21st February 2026
41AQI (US)
41AQI (US)
22nd February 2026
38AQI (US)
38AQI (US)
23rd February 2026
35AQI (US)
35AQI (US)
24th February 2026
22AQI (US)
22AQI (US)
25th February 2026
20AQI (US)
20AQI (US)
26th February 2026
16AQI (US)
16AQI (US)
27th February 2026
48AQI (US)
48AQI (US)
28th February 2026
42AQI (US)
42AQI (US)
1st March 2026
36AQI (US)
36AQI (US)
2nd March 2026
64AQI (US)
64AQI (US)
3rd March 2026
11AQI (US)
11AQI (US)
4th March 2026
34AQI (US)
34AQI (US)
5th March 2026
49AQI (US)
49AQI (US)
6th March 2026
49AQI (US)
49AQI (US)
7th March 2026
52AQI (US)
52AQI (US)
8th March 2026
39AQI (US)
39AQI (US)
9th March 2026
48AQI (US)
48AQI (US)
10th March 2026
42AQI (US)
42AQI (US)
11th March 2026
31AQI (US)
31AQI (US)
12th March 2026
53AQI (US)
53AQI (US)
13th March 2026
40AQI (US)
40AQI (US)
14th March 2026
44AQI (US)
44AQI (US)
15th March 2026
58AQI (US)
58AQI (US)
16th March 2026
52AQI (US)
52AQI (US)
17th March 2026
46AQI (US)
46AQI (US)
18th March 2026
55AQI (US)
55AQI (US)
19th March 2026
26AQI (US)
26AQI (US)
20th March 2026
54AQI (US)
54AQI (US)
21st March 2026
30AQI (US)
30AQI (US)
22nd March 2026
44AQI (US)
44AQI (US)
23rd March 2026
24AQI (US)
24AQI (US)
24th March 2026
50AQI (US)
50AQI (US)
25th March 2026
36AQI (US)
36AQI (US)
26th March 2026
32AQI (US)
32AQI (US)
27th March 2026
59AQI (US)
59AQI (US)
28th March 2026
74AQI (US)
74AQI (US)
29th March 2026
86AQI (US)
86AQI (US)
30th March 2026
40AQI (US)
40AQI (US)
31st March 2026
20AQI (US)
20AQI (US)
1st April 2026
18AQI (US)
18AQI (US)
2nd April 2026
50AQI (US)
50AQI (US)
3rd April 2026
48AQI (US)
48AQI (US)
4th April 2026
40AQI (US)
40AQI (US)
5th April 2026
41AQI (US)
41AQI (US)
6th April 2026
56AQI (US)
56AQI (US)
7th April 2026
36AQI (US)
36AQI (US)
8th April 2026
24AQI (US)
24AQI (US)
9th April 2026
31AQI (US)
31AQI (US)
10th April 2026
38AQI (US)
38AQI (US)
11th April 2026
31AQI (US)
31AQI (US)
12th April 2026
32AQI (US)
32AQI (US)
13th April 2026
32AQI (US)
32AQI (US)
14th April 2026
33AQI (US)
33AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
36AQI (US)
36AQI (US)
17th April 2026
38AQI (US)
38AQI (US)
18th April 2026
27AQI (US)
27AQI (US)
19th April 2026
32AQI (US)
32AQI (US)
20th April 2026
35AQI (US)
35AQI (US)
21st April 2026
45AQI (US)
45AQI (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
46AQI (US)
46AQI (US)
29th April 2026
36AQI (US)
36AQI (US)
30th April 2026
33AQI (US)
33AQI (US)
1st May 2026
51AQI (US)
51AQI (US)
2nd May 2026
48AQI (US)
48AQI (US)
3rd May 2026
33AQI (US)
33AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
30AQI (US)
30AQI (US)
6th May 2026
34AQI (US)
34AQI (US)
7th May 2026
33AQI (US)
33AQI (US)
8th May 2026
27AQI (US)
27AQI (US)
9th May 2026
28AQI (US)
28AQI (US)
10th May 2026
35AQI (US)
35AQI (US)
11th May 2026
42AQI (US)
42AQI (US)
12th May 2026
33AQI (US)
33AQI (US)
13th May 2026
31AQI (US)
31AQI (US)
14th May 2026
32AQI (US)
32AQI (US)
15th May 2026
40AQI (US)
40AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
62AQI (US)
62AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
46AQI (US)
46AQI (US)
20th May 2026
60AQI (US)
60AQI (US)
21st May 2026
66AQI (US)
66AQI (US)
22nd May 2026
68AQI (US)
68AQI (US)
23rd May 2026
62AQI (US)
62AQI (US)
24th May 2026
62AQI (US)
62AQI (US)
25th May 2026
54AQI (US)
54AQI (US)
26th May 2026
41AQI (US)
41AQI (US)
27th May 2026
26AQI (US)
26AQI (US)
28th May 2026
22AQI (US)
22AQI (US)
29th May 2026
37AQI (US)
37AQI (US)
30th May 2026
34AQI (US)
34AQI (US)
31st May 2026
46AQI (US)
46AQI (US)
1st June 2026
64AQI (US)
64AQI (US)
2nd June 2026
18AQI (US)
18AQI (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
42AQI (US)
42AQI (US)
7th June 2026
16AQI (US)
16AQI (US)
8th June 2026
18AQI (US)
18AQI (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
24AQI (US)
24AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
26AQI (US)
26AQI (US)
15th June 2026
20AQI (US)
20AQI (US)
16th June 2026
21AQI (US)
21AQI (US)
17th June 2026
25AQI (US)
25AQI (US)
18th June 2026
24AQI (US)
24AQI (US)
19th June 2026
26AQI (US)
26AQI (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
27AQI (US)
27AQI (US)
26th June 2026
26AQI (US)
26AQI (US)
27th June 2026
26AQI (US)
26AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
26AQI (US)
26AQI (US)
30th June 2026
24AQI (US)
24AQI (US)
1st July 2026
21AQI (US)
21AQI (US)
2nd July 2026
22AQI (US)
22AQI (US)
3rd July 2026
24AQI (US)
24AQI (US)
4th July 2026
24AQI (US)
24AQI (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
20AQI (US)
20AQI (US)
10th July 2026
31AQI (US)
31AQI (US)
11th July 2026
21AQI (US)
21AQI (US)
12th July 2026
26AQI (US)
26AQI (US)
13th July 2026
36AQI (US)
36AQI (US)
14th July 2026
26AQI (US)
26AQI (US)
15th July 2026
26AQI (US)
26AQI (US)
16th July 2026
27AQI (US)
27AQI (US)
17th July 2026
30AQI (US)
30AQI (US)
18th July 2026
30AQI (US)
30AQI (US)
19th July 2026
28AQI (US)
28AQI (US)
20th July 2026
30AQI (US)
30AQI (US)
21st July 2026
32AQI (US)
32AQI (US)
22nd July 2026
28AQI (US)
28AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
26AQI (US)
26AQI (US)
25th July 2026
26AQI (US)
26AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
30AQI (US)
30AQI (US)
28th July 2026
26AQI (US)
26AQI (US)
29th July 2026
26AQI (US)
26AQI (US)
30th July 2026
26AQI (US)
26AQI (US)
31st July 2026
24AQI (US)
24AQI (US)
1st August 2026
28AQI (US)
28AQI (US)
2nd August 2026
43AQI (US)
43AQI (US)
3rd August 2026
54AQI (US)
54AQI (US)
4th August 2026
60AQI (US)
60AQI (US)
5th August 2026
35AQI (US)
35AQI (US)
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
30AQI (US)
36AQI (US)
44AQI (US)
37AQI (US)
43AQI (US)
25AQI (US)
26AQI (US)
44AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
28
3
26
2
21
10
28
2
21
10
29
1
31
3
2
187
30
Highest AQI (US) recorded in
March44AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202541AQI (US)
23
8
26
2
21
10
26
4
25
6
28
2
21
10
31
30
15
16
22
8
30
1
298
67
Highest AQI (US) recorded in
October48AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
202438AQI (US)
27
3
25
3
1
30
1
24
6
22
9
25
5
31
26
5
23
7
30
1
24
6
31
318
46
1
Highest AQI (US) recorded in
May49AQI (US)
Lowest AQI (US) recorded in
July22AQI (US)
202340AQI (US)
23
6
1
23
5
22
9
19
11
23
8
25
5
24
7
28
3
27
3
29
2
21
6
27
4
291
69
1
Highest AQI (US) recorded in
April48AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202240AQI (US)
26
5
18
3
24
7
24
6
23
8
24
6
22
3
2
1
25
4
29
2
25
5
31
273
50
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
August29AQI (US)
202138AQI (US)
24
6
26
2
26
5
19
3
23
8
22
8
30
1
31
28
2
24
7
23
7
30
1
306
50
Highest AQI (US) recorded in
May45AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202037AQI (US)
10
3
16
5
14
4
23
7
31
13
9
2
2
14
1
26
5
149
34
2
Highest AQI (US) recorded in
August47AQI (US)
Lowest AQI (US) recorded in
September15AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
41AQI (US)Least Polluted Year Recorded
2026(Avg.)
35AQI (US)Shimabara's annual 2026 AQI (US) (35) shows an average percentage change of -10.1% (improved AQI (US)) compared to previous years: 2020 (37), 2021 (38), 2022 (40), 2023 (40), 2024 (38), 2025 (41).
