Hirado, 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
Hirado, Nagasaki, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Aug 2023
58AQILowest AQI recorded on
31st Aug 2023
17AQISame Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 30 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 4th Aug - 5th Aug 2026
Hirado, Nagasaki, Japan
AQI
Day
Night
.
5 AM4th Aug 2026
7 PM
4 AM5th Aug 2026
Day time
Avg. Highest Time
7PM4th Aug
42AQI
Avg. Lowest Time
11AM4th Aug
35AQI
Night time
Avg. Highest Time
9PM4th Aug
41AQI
Avg. Lowest Time
4AM5th Aug
35AQI
In the last 24 hours,
Hirado's AQI reached its highest point of 42 at 7 PM during the Day, while the lowest point, 35, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Hirado, 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 2026305 AMAQI
7th Jul 2026296 AMAQI
7th Jul 2026307 AMAQI
7th Jul 2026278 AMAQI
7th Jul 2026229 AMAQI
7th Jul 20262610 AMAQI
7th Jul 20262711 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026211 PMAQI
7th Jul 2026242 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026254 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026276 PMAQI
7th Jul 2026297 PMAQI
7th Jul 2026288 PMAQI
7th Jul 2026269 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262711 PMAQI
8th Jul 20263112 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026292 AMAQI
8th Jul 2026283 AMAQI
8th Jul 2026284 AMAQI
25°C24/27°C
8th Jul 2026305 AMAQI
8th Jul 2026286 AMAQI
8th Jul 2026277 AMAQI
8th Jul 2026208 AMAQI
8th Jul 2026239 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262511 AMAQI
8th Jul 20262212 PMAQI
8th Jul 2026241 PMAQI
8th Jul 2026222 PMAQI
8th Jul 2026263 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026235 PMAQI
8th Jul 2026296 PMAQI
8th Jul 2026307 PMAQI
8th Jul 2026258 PMAQI
8th Jul 2026289 PMAQI
8th Jul 20262810 PMAQI
8th Jul 20263111 PMAQI
9th Jul 20263312 AMAQI
9th Jul 2026331 AMAQI
9th Jul 2026332 AMAQI
9th Jul 2026333 AMAQI
9th Jul 2026314 AMAQI
26°C24/28°C
9th Jul 2026285 AMAQI
9th Jul 2026246 AMAQI
9th Jul 2026247 AMAQI
9th Jul 2026198 AMAQI
9th Jul 2026209 AMAQI
9th Jul 20261910 AMAQI
9th Jul 20262011 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026181 PMAQI
9th Jul 2026182 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026244 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026216 PMAQI
9th Jul 2026227 PMAQI
9th Jul 2026238 PMAQI
9th Jul 2026259 PMAQI
9th Jul 20262710 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026311 AMAQI
10th Jul 2026312 AMAQI
10th Jul 2026283 AMAQI
10th Jul 2026274 AMAQI
26°C24/28°C
10th Jul 2026315 AMAQI
10th Jul 2026276 AMAQI
10th Jul 2026317 AMAQI
10th Jul 2026288 AMAQI
10th Jul 2026299 AMAQI
10th Jul 20262910 AMAQI
10th Jul 20263311 AMAQI
10th Jul 20263312 PMAQI
10th Jul 2026331 PMAQI
10th Jul 2026332 PMAQI
10th Jul 2026353 PMAQI
10th Jul 2026344 PMAQI
10th Jul 2026435 PMAQI
10th Jul 2026436 PMAQI
10th Jul 2026417 PMAQI
10th Jul 2026408 PMAQI
10th Jul 2026419 PMAQI
10th Jul 20265710 PMAQI
10th Jul 20265911 PMAQI
11th Jul 20266212 AMAQI
11th Jul 2026561 AMAQI
11th Jul 2026482 AMAQI
11th Jul 2026443 AMAQI
11th Jul 2026354 AMAQI
26°C24/29°C
11th Jul 2026315 AMAQI
11th Jul 2026306 AMAQI
11th Jul 2026277 AMAQI
11th Jul 2026258 AMAQI
11th Jul 2026359 AMAQI
11th Jul 20263510 AMAQI
11th Jul 20262611 AMAQI
11th Jul 20262512 PMAQI
11th Jul 2026311 PMAQI
11th Jul 2026312 PMAQI
11th Jul 2026363 PMAQI
11th Jul 2026374 PMAQI
11th Jul 2026335 PMAQI
11th Jul 2026356 PMAQI
11th Jul 2026417 PMAQI
11th Jul 2026388 PMAQI
11th Jul 2026379 PMAQI
11th Jul 20264010 PMAQI
11th Jul 20263911 PMAQI
12th Jul 20263812 AMAQI
12th Jul 2026351 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026283 AMAQI
12th Jul 2026244 AMAQI
26°C24/29°C
12th Jul 2026275 AMAQI
12th Jul 2026246 AMAQI
12th Jul 2026247 AMAQI
12th Jul 2026258 AMAQI
12th Jul 2026239 AMAQI
12th Jul 20262610 AMAQI
12th Jul 20262411 AMAQI
12th Jul 20262912 PMAQI
12th Jul 2026251 PMAQI
12th Jul 2026282 PMAQI
12th Jul 2026323 PMAQI
12th Jul 2026244 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026356 PMAQI
12th Jul 2026317 PMAQI
12th Jul 2026308 PMAQI
12th Jul 2026319 PMAQI
12th Jul 20263010 PMAQI
12th Jul 20263111 PMAQI
13th Jul 20263112 AMAQI
13th Jul 2026311 AMAQI
13th Jul 2026292 AMAQI
13th Jul 2026283 AMAQI
13th Jul 2026284 AMAQI
27°C25/30°C
13th Jul 2026285 AMAQI
13th Jul 2026276 AMAQI
13th Jul 2026267 AMAQI
13th Jul 2026298 AMAQI
13th Jul 2026309 AMAQI
13th Jul 20262810 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20262612 PMAQI
13th Jul 2026251 PMAQI
13th Jul 2026252 PMAQI
13th Jul 2026233 PMAQI
13th Jul 2026244 PMAQI
13th Jul 2026295 PMAQI
13th Jul 2026296 PMAQI
13th Jul 2026317 PMAQI
13th Jul 2026318 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20263310 PMAQI
13th Jul 20263111 PMAQI
14th Jul 20263312 AMAQI
14th Jul 2026311 AMAQI
14th Jul 2026302 AMAQI
14th Jul 2026313 AMAQI
14th Jul 2026264 AMAQI
27°C25/29°C
14th Jul 2026305 AMAQI
14th Jul 2026296 AMAQI
14th Jul 2026307 AMAQI
14th Jul 2026258 AMAQI
14th Jul 2026339 AMAQI
14th Jul 20263110 AMAQI
14th Jul 20262511 AMAQI
14th Jul 20262412 PMAQI
14th Jul 2026221 PMAQI
14th Jul 2026212 PMAQI
14th Jul 2026203 PMAQI
14th Jul 2026244 PMAQI
14th Jul 2026295 PMAQI
14th Jul 2026296 PMAQI
14th Jul 2026297 PMAQI
14th Jul 2026298 PMAQI
14th Jul 2026319 PMAQI
14th Jul 20263310 PMAQI
14th Jul 20263611 PMAQI
15th Jul 20263312 AMAQI
15th Jul 2026311 AMAQI
15th Jul 2026332 AMAQI
15th Jul 2026303 AMAQI
15th Jul 2026264 AMAQI
27°C26/29°C
15th Jul 2026305 AMAQI
15th Jul 2026256 AMAQI
15th Jul 2026327 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026299 AMAQI
15th Jul 20263010 AMAQI
15th Jul 20262511 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026241 PMAQI
15th Jul 2026242 PMAQI
15th Jul 2026213 PMAQI
15th Jul 2026234 PMAQI
15th Jul 2026265 PMAQI
15th Jul 2026286 PMAQI
15th Jul 2026377 PMAQI
15th Jul 2026478 PMAQI
15th Jul 2026469 PMAQI
15th Jul 20264510 PMAQI
15th Jul 20264411 PMAQI
16th Jul 20264312 AMAQI
16th Jul 2026391 AMAQI
16th Jul 2026392 AMAQI
16th Jul 2026403 AMAQI
16th Jul 2026424 AMAQI
27°C26/28°C
16th Jul 2026435 AMAQI
16th Jul 2026456 AMAQI
16th Jul 2026417 AMAQI
16th Jul 2026418 AMAQI
16th Jul 2026399 AMAQI
16th Jul 20264310 AMAQI
16th Jul 20264411 AMAQI
16th Jul 20264612 PMAQI
16th Jul 2026481 PMAQI
16th Jul 2026512 PMAQI
16th Jul 2026513 PMAQI
16th Jul 2026454 PMAQI
16th Jul 2026515 PMAQI
16th Jul 2026526 PMAQI
16th Jul 2026467 PMAQI
16th Jul 2026318 PMAQI
16th Jul 2026499 PMAQI
16th Jul 20264910 PMAQI
16th Jul 20264611 PMAQI
17th Jul 20265012 AMAQI
17th Jul 2026511 AMAQI
17th Jul 2026532 AMAQI
17th Jul 2026493 AMAQI
17th Jul 2026454 AMAQI
26°C25/28°C
17th Jul 2026435 AMAQI
17th Jul 2026466 AMAQI
17th Jul 2026427 AMAQI
17th Jul 2026378 AMAQI
17th Jul 2026429 AMAQI
17th Jul 20263910 AMAQI
17th Jul 20263211 AMAQI
17th Jul 20263112 PMAQI
17th Jul 2026291 PMAQI
17th Jul 2026292 PMAQI
17th Jul 2026333 PMAQI
17th Jul 2026414 PMAQI
17th Jul 2026435 PMAQI
17th Jul 2026446 PMAQI
17th Jul 2026427 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026449 PMAQI
17th Jul 20264010 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20263812 AMAQI
18th Jul 2026391 AMAQI
18th Jul 2026392 AMAQI
18th Jul 2026373 AMAQI
18th Jul 2026354 AMAQI
27°C25/29°C
18th Jul 2026355 AMAQI
18th Jul 2026356 AMAQI
18th Jul 2026367 AMAQI
18th Jul 2026348 AMAQI
18th Jul 2026349 AMAQI
18th Jul 20263310 AMAQI
18th Jul 20263011 AMAQI
18th Jul 20263212 PMAQI
18th Jul 2026331 PMAQI
18th Jul 2026322 PMAQI
18th Jul 2026333 PMAQI
18th Jul 2026334 PMAQI
18th Jul 2026315 PMAQI
18th Jul 2026326 PMAQI
18th Jul 2026317 PMAQI
18th Jul 2026318 PMAQI
18th Jul 2026309 PMAQI
18th Jul 20263210 PMAQI
18th Jul 20262811 PMAQI
19th Jul 20262812 AMAQI
19th Jul 2026301 AMAQI
19th Jul 2026302 AMAQI
19th Jul 2026303 AMAQI
19th Jul 2026294 AMAQI
27°C26/29°C
19th Jul 2026305 AMAQI
19th Jul 2026306 AMAQI
19th Jul 2026307 AMAQI
19th Jul 2026318 AMAQI
19th Jul 2026299 AMAQI
19th Jul 20263010 AMAQI
19th Jul 20263011 AMAQI
19th Jul 20263412 PMAQI
19th Jul 2026331 PMAQI
19th Jul 2026352 PMAQI
19th Jul 2026333 PMAQI
19th Jul 2026354 PMAQI
19th Jul 2026355 PMAQI
19th Jul 2026346 PMAQI
19th Jul 2026337 PMAQI
19th Jul 2026348 PMAQI
19th Jul 2026349 PMAQI
19th Jul 20263710 PMAQI
19th Jul 20263611 PMAQI
20th Jul 20263812 AMAQI
20th Jul 2026361 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026373 AMAQI
20th Jul 2026364 AMAQI
27°C25/30°C
20th Jul 2026365 AMAQI
20th Jul 2026356 AMAQI
20th Jul 2026377 AMAQI
20th Jul 2026368 AMAQI
20th Jul 2026369 AMAQI
20th Jul 20263510 AMAQI
20th Jul 20263611 AMAQI
20th Jul 20263412 PMAQI
20th Jul 2026351 PMAQI
20th Jul 2026352 PMAQI
20th Jul 2026343 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026345 PMAQI
20th Jul 2026336 PMAQI
20th Jul 2026347 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026329 PMAQI
20th Jul 20263010 PMAQI
20th Jul 20262911 PMAQI
21st Jul 20262812 AMAQI
21st Jul 2026281 AMAQI
21st Jul 2026282 AMAQI
21st Jul 2026263 AMAQI
21st Jul 2026264 AMAQI
27°C26/29°C
21st Jul 2026265 AMAQI
21st Jul 2026256 AMAQI
21st Jul 2026267 AMAQI
21st Jul 2026268 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20262511 AMAQI
21st Jul 2026261 PMAQI
21st Jul 2026252 PMAQI
21st Jul 2026253 PMAQI
21st Jul 2026264 PMAQI
21st Jul 2026275 PMAQI
21st Jul 2026246 PMAQI
21st Jul 2026737 PMAQI
21st Jul 2026238 PMAQI
21st Jul 2026249 PMAQI
21st Jul 20262410 PMAQI
21st Jul 20262311 PMAQI
22nd Jul 20262512 AMAQI
22nd Jul 2026251 AMAQI
22nd Jul 2026252 AMAQI
22nd Jul 2026263 AMAQI
22nd Jul 2026264 AMAQI
27°C26/29°C
22nd Jul 2026265 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026267 AMAQI
22nd Jul 2026248 AMAQI
22nd Jul 2026249 AMAQI
22nd Jul 20262510 AMAQI
22nd Jul 20262411 AMAQI
22nd Jul 20262412 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026272 PMAQI
22nd Jul 2026263 PMAQI
22nd Jul 2026284 PMAQI
22nd Jul 2026275 PMAQI
22nd Jul 2026256 PMAQI
22nd Jul 2026247 PMAQI
22nd Jul 2026248 PMAQI
22nd Jul 2026249 PMAQI
22nd Jul 20262410 PMAQI
22nd Jul 20262411 PMAQI
23rd Jul 20262312 AMAQI
23rd Jul 2026241 AMAQI
23rd Jul 2026242 AMAQI
23rd Jul 2026243 AMAQI
23rd Jul 2026234 AMAQI
27°C26/29°C
23rd Jul 2026255 AMAQI
23rd Jul 2026226 AMAQI
23rd Jul 2026227 AMAQI
23rd Jul 2026228 AMAQI
23rd Jul 2026229 AMAQI
23rd Jul 20262310 AMAQI
23rd Jul 20262211 AMAQI
23rd Jul 20262412 PMAQI
23rd Jul 2026241 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026273 PMAQI
23rd Jul 2026284 PMAQI
23rd Jul 2026315 PMAQI
23rd Jul 2026306 PMAQI
23rd Jul 2026297 PMAQI
23rd Jul 2026308 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20263010 PMAQI
23rd Jul 20263211 PMAQI
24th Jul 20263112 AMAQI
24th Jul 2026321 AMAQI
24th Jul 2026312 AMAQI
24th Jul 2026313 AMAQI
24th Jul 2026294 AMAQI
28°C26/29°C
24th Jul 2026295 AMAQI
24th Jul 2026286 AMAQI
24th Jul 2026287 AMAQI
24th Jul 2026268 AMAQI
24th Jul 2026289 AMAQI
24th Jul 20262810 AMAQI
24th Jul 20262611 AMAQI
24th Jul 20262612 PMAQI
24th Jul 2026271 PMAQI
24th Jul 2026272 PMAQI
24th Jul 2026273 PMAQI
24th Jul 2026264 PMAQI
24th Jul 2026265 PMAQI
24th Jul 2026246 PMAQI
24th Jul 2026247 PMAQI
24th Jul 2026248 PMAQI
24th Jul 2026249 PMAQI
24th Jul 20262610 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262412 AMAQI
25th Jul 2026241 AMAQI
25th Jul 2026262 AMAQI
25th Jul 2026283 AMAQI
25th Jul 2026224 AMAQI
28°C26/30°C
25th Jul 2026235 AMAQI
25th Jul 2026276 AMAQI
25th Jul 2026247 AMAQI
25th Jul 2026248 AMAQI
25th Jul 2026249 AMAQI
25th Jul 20262410 AMAQI
25th Jul 20262611 AMAQI
25th Jul 20262212 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026262 PMAQI
25th Jul 2026243 PMAQI
25th Jul 2026274 PMAQI
25th Jul 2026235 PMAQI
25th Jul 2026226 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026238 PMAQI
25th Jul 2026289 PMAQI
25th Jul 20262210 PMAQI
25th Jul 20263111 PMAQI
26th Jul 20262612 AMAQI
26th Jul 2026371 AMAQI
26th Jul 2026332 AMAQI
26th Jul 2026343 AMAQI
26th Jul 2026364 AMAQI
28°C26/30°C
26th Jul 2026315 AMAQI
26th Jul 2026246 AMAQI
26th Jul 2026247 AMAQI
26th Jul 2026318 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262410 AMAQI
26th Jul 20262411 AMAQI
26th Jul 20262412 PMAQI
26th Jul 2026301 PMAQI
26th Jul 2026232 PMAQI
26th Jul 2026273 PMAQI
26th Jul 2026284 PMAQI
26th Jul 2026315 PMAQI
26th Jul 2026376 PMAQI
26th Jul 2026317 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026269 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262211 PMAQI
27th Jul 20262212 AMAQI
27th Jul 2026221 AMAQI
27th Jul 2026222 AMAQI
27th Jul 2026253 AMAQI
27th Jul 2026224 AMAQI
28°C26/30°C
27th Jul 2026325 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026287 AMAQI
27th Jul 2026388 AMAQI
27th Jul 2026349 AMAQI
27th Jul 20263110 AMAQI
27th Jul 20263011 AMAQI
27th Jul 20263112 PMAQI
27th Jul 2026401 PMAQI
27th Jul 2026372 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026344 PMAQI
27th Jul 2026305 PMAQI
27th Jul 2026306 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026308 PMAQI
27th Jul 2026309 PMAQI
27th Jul 20263410 PMAQI
27th Jul 20263211 PMAQI
28th Jul 20263612 AMAQI
28th Jul 2026351 AMAQI
28th Jul 2026332 AMAQI
28th Jul 2026323 AMAQI
28th Jul 2026314 AMAQI
28°C27/31°C
28th Jul 2026265 AMAQI
28th Jul 2026346 AMAQI
28th Jul 2026287 AMAQI
28th Jul 2026288 AMAQI
28th Jul 2026289 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262311 AMAQI
28th Jul 20262612 PMAQI
28th Jul 2026241 PMAQI
28th Jul 2026282 PMAQI
28th Jul 2026293 PMAQI
28th Jul 2026264 PMAQI
28th Jul 2026265 PMAQI
28th Jul 2026266 PMAQI
28th Jul 2026267 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026289 PMAQI
28th Jul 20263110 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20263012 AMAQI
29th Jul 2026311 AMAQI
29th Jul 2026282 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026244 AMAQI
28°C27/30°C
29th Jul 2026225 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026247 AMAQI
29th Jul 2026248 AMAQI
29th Jul 2026269 AMAQI
29th Jul 20262310 AMAQI
29th Jul 20262311 AMAQI
29th Jul 20262412 PMAQI
29th Jul 2026261 PMAQI
29th Jul 2026242 PMAQI
29th Jul 2026263 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026305 PMAQI
29th Jul 2026246 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026229 PMAQI
29th Jul 20262310 PMAQI
29th Jul 20262411 PMAQI
30th Jul 20262312 AMAQI
30th Jul 2026221 AMAQI
30th Jul 2026222 AMAQI
30th Jul 2026243 AMAQI
30th Jul 2026244 AMAQI
28°C27/29°C
30th Jul 2026225 AMAQI
30th Jul 2026226 AMAQI
30th Jul 2026247 AMAQI
30th Jul 2026248 AMAQI
30th Jul 2026219 AMAQI
30th Jul 20262310 AMAQI
30th Jul 20262211 AMAQI
30th Jul 20262412 PMAQI
30th Jul 2026241 PMAQI
30th Jul 2026242 PMAQI
30th Jul 2026243 PMAQI
30th Jul 2026244 PMAQI
30th Jul 2026245 PMAQI
30th Jul 2026246 PMAQI
30th Jul 2026317 PMAQI
30th Jul 2026318 PMAQI
30th Jul 2026299 PMAQI
30th Jul 20263010 PMAQI
30th Jul 20263511 PMAQI
31st Jul 20263312 AMAQI
31st Jul 2026341 AMAQI
31st Jul 2026372 AMAQI
31st Jul 2026263 AMAQI
31st Jul 2026244 AMAQI
27°C26/29°C
31st Jul 2026255 AMAQI
31st Jul 2026226 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026278 AMAQI
31st Jul 2026249 AMAQI
31st Jul 20263010 AMAQI
31st Jul 20263411 AMAQI
31st Jul 20263512 PMAQI
31st Jul 2026321 PMAQI
31st Jul 2026312 PMAQI
31st Jul 2026323 PMAQI
31st Jul 2026304 PMAQI
31st Jul 2026315 PMAQI
31st Jul 2026256 PMAQI
31st Jul 2026237 PMAQI
31st Jul 2026248 PMAQI
31st Jul 2026249 PMAQI
31st Jul 20262410 PMAQI
31st Jul 20262311 PMAQI
1st Aug 20262412 AMAQI
1st Aug 2026241 AMAQI
1st Aug 2026252 AMAQI
1st Aug 2026263 AMAQI
1st Aug 2026254 AMAQI
27°C25/30°C
1st Aug 2026265 AMAQI
1st Aug 2026296 AMAQI
1st Aug 2026277 AMAQI
1st Aug 2026288 AMAQI
1st Aug 2026269 AMAQI
1st Aug 20262810 AMAQI
1st Aug 20263111 AMAQI
1st Aug 20263312 PMAQI
1st Aug 2026341 PMAQI
1st Aug 2026342 PMAQI
1st Aug 2026383 PMAQI
1st Aug 2026394 PMAQI
1st Aug 2026415 PMAQI
1st Aug 2026446 PMAQI
1st Aug 2026457 PMAQI
1st Aug 2026428 PMAQI
1st Aug 2026429 PMAQI
1st Aug 20264510 PMAQI
1st Aug 20264011 PMAQI
2nd Aug 20264312 AMAQI
2nd Aug 2026391 AMAQI
2nd Aug 2026402 AMAQI
2nd Aug 2026393 AMAQI
2nd Aug 2026404 AMAQI
28°C26/31°C
2nd Aug 2026395 AMAQI
2nd Aug 2026406 AMAQI
2nd Aug 2026387 AMAQI
2nd Aug 2026408 AMAQI
2nd Aug 2026429 AMAQI
2nd Aug 20264210 AMAQI
2nd Aug 20264211 AMAQI
2nd Aug 20264712 PMAQI
2nd Aug 2026481 PMAQI
2nd Aug 2026472 PMAQI
2nd Aug 2026483 PMAQI
2nd Aug 2026534 PMAQI
2nd Aug 2026545 PMAQI
2nd Aug 2026496 PMAQI
2nd Aug 2026537 PMAQI
2nd Aug 2026538 PMAQI
2nd Aug 2026549 PMAQI
2nd Aug 20265210 PMAQI
2nd Aug 20265211 PMAQI
3rd Aug 20265212 AMAQI
3rd Aug 2026541 AMAQI
3rd Aug 2026532 AMAQI
3rd Aug 2026543 AMAQI
3rd Aug 2026544 AMAQI
29°C27/32°C
3rd Aug 2026545 AMAQI
3rd Aug 2026526 AMAQI
3rd Aug 2026557 AMAQI
3rd Aug 2026538 AMAQI
3rd Aug 2026519 AMAQI
3rd Aug 20265410 AMAQI
3rd Aug 20265311 AMAQI
3rd Aug 20265412 PMAQI
3rd Aug 2026531 PMAQI
3rd Aug 2026512 PMAQI
3rd Aug 2026523 PMAQI
3rd Aug 2026534 PMAQI
3rd Aug 2026525 PMAQI
3rd Aug 2026496 PMAQI
3rd Aug 2026457 PMAQI
3rd Aug 2026458 PMAQI
3rd Aug 2026439 PMAQI
3rd Aug 20264010 PMAQI
3rd Aug 20264311 PMAQI
4th Aug 20264112 AMAQI
4th Aug 2026411 AMAQI
4th Aug 2026402 AMAQI
4th Aug 2026413 AMAQI
4th Aug 2026404 AMAQI
28°C27/30°C
4th Aug 2026365 AMAQI
4th Aug 2026406 AMAQI
4th Aug 2026407 AMAQI
4th Aug 2026368 AMAQI
4th Aug 2026369 AMAQI
4th Aug 20263510 AMAQI
4th Aug 20263511 AMAQI
4th Aug 20263712 PMAQI
4th Aug 2026381 PMAQI
4th Aug 2026392 PMAQI
4th Aug 2026383 PMAQI
4th Aug 2026394 PMAQI
4th Aug 2026405 PMAQI
4th Aug 2026416 PMAQI
4th Aug 2026427 PMAQI
4th Aug 2026388 PMAQI
4th Aug 2026419 PMAQI
4th Aug 20264010 PMAQI
4th Aug 20264011 PMAQI
5th Aug 20263912 AMAQI
5th Aug 2026391 AMAQI
5th Aug 2026382 AMAQI
5th Aug 2026363 AMAQI
5th Aug 2026354 AMAQI
28°C27/30°C
5th Aug 2026335 AMAQI
5 AM5th Aug 2026336 AMAQI
5th Aug 2026327 AMAQI
5th Aug 2026328 AMAQI
5th Aug 2026319 AMAQI
5th Aug 20263010 AMAQI
5th Aug 20263111 AMAQI
5th Aug 20263012 PMAQI
12 PM5th Aug 2026301 PMAQI
5th Aug 2026282 PMAQI
5th Aug 2026283 PMAQI
5th Aug 2026264 PMAQI
5th Aug 2026275 PMAQI
5th Aug 2026256 PMAQI
5th Aug 2026257 PMAQI
7 PM5th Aug 2026268 PMAQI
5th Aug 2026249 PMAQI
5th Aug 20262310 PMAQI
5th Aug 20262211 PMAQI
12 AM
4 AM
28°C27/29°C
Day time
Avg. Highest Time
7 PM
34AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
11 AM
29AQI
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 11 AM to 11 AM (Avg. 29).
Night time
Avg. Highest Time
12 AM - 2 AM
34AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
4 AM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 34), while the lowest AQI was between 4 AM to 4 AM (Avg. 31).
2026 Days Vs Air Quality
Hirado, Nagasaki, Japan
2026
80%
174
20%
43
Total number of days with different AQI categories in last 217 days in 2026 (148 days remaining)
Good
174 DaysModerate
43 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2026, 80% 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
Hirado, 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
17AQI (US)
17AQI (US)
2nd January 2026
25AQI (US)
25AQI (US)
3rd January 2026
21AQI (US)
21AQI (US)
4th January 2026
55AQI (US)
55AQI (US)
5th January 2026
48AQI (US)
48AQI (US)
6th January 2026
19AQI (US)
19AQI (US)
7th January 2026
45AQI (US)
45AQI (US)
8th January 2026
19AQI (US)
19AQI (US)
9th January 2026
17AQI (US)
17AQI (US)
10th January 2026
43AQI (US)
43AQI (US)
11th January 2026
24AQI (US)
24AQI (US)
12th January 2026
25AQI (US)
25AQI (US)
13th January 2026
44AQI (US)
44AQI (US)
14th January 2026
21AQI (US)
21AQI (US)
15th January 2026
37AQI (US)
37AQI (US)
16th January 2026
71AQI (US)
71AQI (US)
17th January 2026
53AQI (US)
53AQI (US)
18th January 2026
66AQI (US)
66AQI (US)
19th January 2026
59AQI (US)
59AQI (US)
20th January 2026
33AQI (US)
33AQI (US)
21st January 2026
18AQI (US)
18AQI (US)
22nd January 2026
26AQI (US)
26AQI (US)
23rd January 2026
41AQI (US)
41AQI (US)
24th January 2026
43AQI (US)
43AQI (US)
25th January 2026
28AQI (US)
28AQI (US)
26th January 2026
14AQI (US)
14AQI (US)
27th January 2026
42AQI (US)
42AQI (US)
28th January 2026
16AQI (US)
16AQI (US)
29th January 2026
49AQI (US)
49AQI (US)
30th January 2026
15AQI (US)
15AQI (US)
31st January 2026
13AQI (US)
13AQI (US)
1st February 2026
56AQI (US)
56AQI (US)
2nd February 2026
35AQI (US)
35AQI (US)
3rd February 2026
38AQI (US)
38AQI (US)
4th February 2026
54AQI (US)
54AQI (US)
5th February 2026
55AQI (US)
55AQI (US)
6th February 2026
53AQI (US)
53AQI (US)
7th February 2026
23AQI (US)
23AQI (US)
8th February 2026
18AQI (US)
18AQI (US)
9th February 2026
34AQI (US)
34AQI (US)
10th February 2026
47AQI (US)
47AQI (US)
11th February 2026
56AQI (US)
56AQI (US)
12th February 2026
50AQI (US)
50AQI (US)
13th February 2026
55AQI (US)
55AQI (US)
14th February 2026
19AQI (US)
19AQI (US)
15th February 2026
39AQI (US)
39AQI (US)
16th February 2026
53AQI (US)
53AQI (US)
17th February 2026
14AQI (US)
14AQI (US)
18th February 2026
38AQI (US)
38AQI (US)
19th February 2026
49AQI (US)
49AQI (US)
20th February 2026
52AQI (US)
52AQI (US)
21st February 2026
45AQI (US)
45AQI (US)
22nd February 2026
35AQI (US)
35AQI (US)
23rd February 2026
20AQI (US)
20AQI (US)
24th February 2026
15AQI (US)
15AQI (US)
25th February 2026
23AQI (US)
23AQI (US)
26th February 2026
23AQI (US)
23AQI (US)
27th February 2026
48AQI (US)
48AQI (US)
28th February 2026
42AQI (US)
42AQI (US)
1st March 2026
39AQI (US)
39AQI (US)
2nd March 2026
59AQI (US)
59AQI (US)
3rd March 2026
39AQI (US)
39AQI (US)
4th March 2026
51AQI (US)
51AQI (US)
5th March 2026
50AQI (US)
50AQI (US)
6th March 2026
38AQI (US)
38AQI (US)
7th March 2026
56AQI (US)
56AQI (US)
8th March 2026
38AQI (US)
38AQI (US)
9th March 2026
57AQI (US)
57AQI (US)
10th March 2026
45AQI (US)
45AQI (US)
11th March 2026
46AQI (US)
46AQI (US)
12th March 2026
57AQI (US)
57AQI (US)
13th March 2026
35AQI (US)
35AQI (US)
14th March 2026
41AQI (US)
41AQI (US)
15th March 2026
63AQI (US)
63AQI (US)
16th March 2026
62AQI (US)
62AQI (US)
17th March 2026
29AQI (US)
29AQI (US)
18th March 2026
37AQI (US)
37AQI (US)
19th March 2026
62AQI (US)
62AQI (US)
20th March 2026
33AQI (US)
33AQI (US)
21st March 2026
28AQI (US)
28AQI (US)
22nd March 2026
44AQI (US)
44AQI (US)
23rd March 2026
48AQI (US)
48AQI (US)
24th March 2026
80AQI (US)
80AQI (US)
25th March 2026
49AQI (US)
49AQI (US)
26th March 2026
37AQI (US)
37AQI (US)
27th March 2026
68AQI (US)
68AQI (US)
28th March 2026
87AQI (US)
87AQI (US)
29th March 2026
75AQI (US)
75AQI (US)
30th March 2026
65AQI (US)
65AQI (US)
31st March 2026
21AQI (US)
21AQI (US)
1st April 2026
30AQI (US)
30AQI (US)
2nd April 2026
58AQI (US)
58AQI (US)
3rd April 2026
59AQI (US)
59AQI (US)
4th April 2026
23AQI (US)
23AQI (US)
5th April 2026
42AQI (US)
42AQI (US)
6th April 2026
57AQI (US)
57AQI (US)
7th April 2026
25AQI (US)
25AQI (US)
8th April 2026
22AQI (US)
22AQI (US)
9th April 2026
34AQI (US)
34AQI (US)
10th April 2026
46AQI (US)
46AQI (US)
11th April 2026
37AQI (US)
37AQI (US)
12th April 2026
50AQI (US)
50AQI (US)
13th April 2026
43AQI (US)
43AQI (US)
14th April 2026
49AQI (US)
49AQI (US)
15th April 2026
39AQI (US)
39AQI (US)
16th April 2026
36AQI (US)
36AQI (US)
17th April 2026
42AQI (US)
42AQI (US)
18th April 2026
33AQI (US)
33AQI (US)
19th April 2026
34AQI (US)
34AQI (US)
20th April 2026
39AQI (US)
39AQI (US)
21st April 2026
54AQI (US)
54AQI (US)
22nd April 2026
43AQI (US)
43AQI (US)
23rd April 2026
18AQI (US)
18AQI (US)
24th April 2026
34AQI (US)
34AQI (US)
25th April 2026
42AQI (US)
42AQI (US)
26th April 2026
52AQI (US)
52AQI (US)
27th April 2026
54AQI (US)
54AQI (US)
28th April 2026
51AQI (US)
51AQI (US)
29th April 2026
34AQI (US)
34AQI (US)
30th April 2026
27AQI (US)
27AQI (US)
1st May 2026
48AQI (US)
48AQI (US)
2nd May 2026
47AQI (US)
47AQI (US)
3rd May 2026
37AQI (US)
37AQI (US)
4th May 2026
26AQI (US)
26AQI (US)
5th May 2026
35AQI (US)
35AQI (US)
6th May 2026
27AQI (US)
27AQI (US)
7th May 2026
38AQI (US)
38AQI (US)
8th May 2026
34AQI (US)
34AQI (US)
9th May 2026
29AQI (US)
29AQI (US)
10th May 2026
26AQI (US)
26AQI (US)
11th May 2026
34AQI (US)
34AQI (US)
12th May 2026
27AQI (US)
27AQI (US)
13th May 2026
36AQI (US)
36AQI (US)
14th May 2026
43AQI (US)
43AQI (US)
15th May 2026
41AQI (US)
41AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
65AQI (US)
65AQI (US)
18th May 2026
55AQI (US)
55AQI (US)
19th May 2026
50AQI (US)
50AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
67AQI (US)
67AQI (US)
22nd May 2026
74AQI (US)
74AQI (US)
23rd May 2026
68AQI (US)
68AQI (US)
24th May 2026
68AQI (US)
68AQI (US)
25th May 2026
61AQI (US)
61AQI (US)
26th May 2026
45AQI (US)
45AQI (US)
27th May 2026
23AQI (US)
23AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
28AQI (US)
28AQI (US)
30th May 2026
47AQI (US)
47AQI (US)
31st May 2026
43AQI (US)
43AQI (US)
1st June 2026
50AQI (US)
50AQI (US)
2nd June 2026
13AQI (US)
13AQI (US)
3rd June 2026
17AQI (US)
17AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
23AQI (US)
23AQI (US)
6th June 2026
24AQI (US)
24AQI (US)
7th June 2026
22AQI (US)
22AQI (US)
8th June 2026
27AQI (US)
27AQI (US)
9th June 2026
32AQI (US)
32AQI (US)
10th June 2026
29AQI (US)
29AQI (US)
11th June 2026
33AQI (US)
33AQI (US)
12th June 2026
33AQI (US)
33AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
24AQI (US)
24AQI (US)
15th June 2026
26AQI (US)
26AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
26AQI (US)
26AQI (US)
19th June 2026
26AQI (US)
26AQI (US)
20th June 2026
23AQI (US)
23AQI (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
21AQI (US)
21AQI (US)
25th June 2026
26AQI (US)
26AQI (US)
26th June 2026
30AQI (US)
30AQI (US)
27th June 2026
27AQI (US)
27AQI (US)
28th June 2026
27AQI (US)
27AQI (US)
29th June 2026
33AQI (US)
33AQI (US)
30th June 2026
23AQI (US)
23AQI (US)
1st July 2026
23AQI (US)
23AQI (US)
2nd July 2026
23AQI (US)
23AQI (US)
3rd July 2026
33AQI (US)
33AQI (US)
4th July 2026
24AQI (US)
24AQI (US)
5th July 2026
21AQI (US)
21AQI (US)
6th July 2026
20AQI (US)
20AQI (US)
7th July 2026
27AQI (US)
27AQI (US)
8th July 2026
27AQI (US)
27AQI (US)
9th July 2026
25AQI (US)
25AQI (US)
10th July 2026
35AQI (US)
35AQI (US)
11th July 2026
37AQI (US)
37AQI (US)
12th July 2026
29AQI (US)
29AQI (US)
13th July 2026
28AQI (US)
28AQI (US)
14th July 2026
28AQI (US)
28AQI (US)
15th July 2026
31AQI (US)
31AQI (US)
16th July 2026
45AQI (US)
45AQI (US)
17th July 2026
41AQI (US)
41AQI (US)
18th July 2026
33AQI (US)
33AQI (US)
19th July 2026
32AQI (US)
32AQI (US)
20th July 2026
35AQI (US)
35AQI (US)
21st July 2026
28AQI (US)
28AQI (US)
22nd July 2026
25AQI (US)
25AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
27AQI (US)
27AQI (US)
25th July 2026
24AQI (US)
24AQI (US)
26th July 2026
28AQI (US)
28AQI (US)
27th July 2026
30AQI (US)
30AQI (US)
28th July 2026
29AQI (US)
29AQI (US)
29th July 2026
25AQI (US)
25AQI (US)
30th July 2026
25AQI (US)
25AQI (US)
31st July 2026
28AQI (US)
28AQI (US)
1st August 2026
33AQI (US)
33AQI (US)
2nd August 2026
46AQI (US)
46AQI (US)
3rd August 2026
51AQI (US)
51AQI (US)
4th August 2026
39AQI (US)
39AQI (US)
5th August 2026
30AQI (US)
30AQI (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
34AQI (US)
39AQI (US)
50AQI (US)
40AQI (US)
45AQI (US)
26AQI (US)
29AQI (US)
40AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202637AQI (US)
26
5
20
8
18
13
23
7
22
9
30
31
4
1
174
43
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202544AQI (US)
21
10
25
3
15
16
20
10
24
7
25
5
18
13
25
6
30
20
11
22
8
24
7
269
96
Highest AQI (US) recorded in
March51AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202439AQI (US)
28
3
26
2
1
22
9
18
10
2
22
9
23
7
31
30
1
27
3
31
29
1
30
1
317
46
3
Highest AQI (US) recorded in
April53AQI (US)
Lowest AQI (US) recorded in
July24AQI (US)
202342AQI (US)
22
6
3
21
7
17
13
1
18
12
19
12
25
5
26
5
27
4
27
3
28
3
27
2
23
8
280
80
4
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
September34AQI (US)
202241AQI (US)
22
8
1
16
5
23
8
25
5
17
14
28
2
23
1
1
29
27
4
25
5
28
3
264
55
1
Highest AQI (US) recorded in
May51AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202141AQI (US)
24
7
20
8
20
9
16
5
19
11
1
22
8
31
31
27
3
26
5
17
13
25
6
278
75
1
Highest AQI (US) recorded in
May49AQI (US)
Lowest AQI (US) recorded in
July34AQI (US)
202038AQI (US)
13
17
4
9
9
26
4
31
19
7
5
17
2
24
5
22
6
24
7
202
44
5
Highest AQI (US) recorded in
August52AQI (US)
Lowest AQI (US) recorded in
July25AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
44AQI (US)Least Polluted Year Recorded
2026(Avg.)
37AQI (US)Hirado's annual 2026 AQI (US) (37) shows an average percentage change of -9.1% (improved AQI (US)) compared to previous years: 2020 (38), 2021 (41), 2022 (41), 2023 (42), 2024 (39), 2025 (44).
