Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Nagato, Yamaguchi, 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+

July Air Quality Analysis

Nagato, Yamaguchi, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
27th Jul 2023
74AQI
Lowest AQI recorded on
4th Jul 2022
13AQI

Same Day Analysis (31st July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 34 of Good air quality on the same day.

Day & Night AQI Trend: 30th Jul - 31st Jul 2026

Nagato, Yamaguchi, Japan

AQI
Day
Night
.

5 AM30th Jul 2026

7 PM

4 AM31st Jul 2026

Day time
Avg. Highest Time
7AM30th Jul

40AQI

Avg. Lowest Time
7PM30th Jul

26AQI

Night time
Avg. Highest Time
10PM30th Jul

38AQI

Avg. Lowest Time
4AM31st Jul

32AQI

In the last 24 hours,

Nagato's AQI reached its highest point of 40 at 7 AM during the Day, while the lowest point, 26, was recorded at 7 PM during the Day between 30th Jul and 31st Jul 2026.

Day & Night AQI Trend : Jul 2026

Nagato, Yamaguchi, Japan

Jul
02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st
Day
Night
2nd Jul 2026145 AMAQI
2nd Jul 2026146 AMAQI
2nd Jul 202697 AMAQI
2nd Jul 2026108 AMAQI
2nd Jul 2026149 AMAQI
2nd Jul 20261610 AMAQI
2nd Jul 20261611 AMAQI
2nd Jul 20262212 PMAQI
2nd Jul 2026241 PMAQI
2nd Jul 2026282 PMAQI
2nd Jul 2026323 PMAQI
2nd Jul 2026324 PMAQI
2nd Jul 2026325 PMAQI
2nd Jul 2026346 PMAQI
2nd Jul 2026407 PMAQI
2nd Jul 2026328 PMAQI
2nd Jul 2026369 PMAQI
2nd Jul 20263410 PMAQI
2nd Jul 20263411 PMAQI
3rd Jul 20263412 AMAQI
3rd Jul 2026251 AMAQI
3rd Jul 2026242 AMAQI
3rd Jul 2026293 AMAQI
3rd Jul 2026284 AMAQI

22°C20/24°C

3rd Jul 2026265 AMAQI
3rd Jul 2026266 AMAQI
3rd Jul 2026327 AMAQI
3rd Jul 2026268 AMAQI
3rd Jul 2026229 AMAQI
3rd Jul 20261610 AMAQI
3rd Jul 20262411 AMAQI
3rd Jul 20262112 PMAQI
3rd Jul 2026261 PMAQI
3rd Jul 2026262 PMAQI
3rd Jul 2026263 PMAQI
3rd Jul 2026264 PMAQI
3rd Jul 2026255 PMAQI
3rd Jul 2026246 PMAQI
3rd Jul 2026257 PMAQI
3rd Jul 2026268 PMAQI
3rd Jul 2026279 PMAQI
3rd Jul 20262610 PMAQI
3rd Jul 20262811 PMAQI
4th Jul 20262912 AMAQI
4th Jul 2026281 AMAQI
4th Jul 2026302 AMAQI
4th Jul 2026283 AMAQI
4th Jul 2026264 AMAQI

22°C19/25°C

4th Jul 2026285 AMAQI
4th Jul 2026266 AMAQI
4th Jul 2026277 AMAQI
4th Jul 2026268 AMAQI
4th Jul 2026239 AMAQI
4th Jul 20262410 AMAQI
4th Jul 20262211 AMAQI
4th Jul 20262212 PMAQI
4th Jul 2026221 PMAQI
4th Jul 2026242 PMAQI
4th Jul 2026233 PMAQI
4th Jul 2026244 PMAQI
4th Jul 2026215 PMAQI
4th Jul 2026246 PMAQI
4th Jul 2026247 PMAQI
4th Jul 2026268 PMAQI
4th Jul 2026269 PMAQI
4th Jul 20262510 PMAQI
4th Jul 20262411 PMAQI
5th Jul 20262612 AMAQI
5th Jul 2026281 AMAQI
5th Jul 2026232 AMAQI
5th Jul 2026243 AMAQI
5th Jul 2026224 AMAQI

22°C21/24°C

5th Jul 2026255 AMAQI
5th Jul 2026266 AMAQI
5th Jul 2026247 AMAQI
5th Jul 2026238 AMAQI
5th Jul 2026209 AMAQI
5th Jul 20261810 AMAQI
5th Jul 20261911 AMAQI
5th Jul 20261912 PMAQI
5th Jul 2026191 PMAQI
5th Jul 2026162 PMAQI
5th Jul 2026223 PMAQI
5th Jul 2026234 PMAQI
5th Jul 2026225 PMAQI
5th Jul 2026226 PMAQI
5th Jul 2026227 PMAQI
5th Jul 2026208 PMAQI
5th Jul 2026229 PMAQI
5th Jul 20262010 PMAQI
5th Jul 20262311 PMAQI
6th Jul 20262412 AMAQI
6th Jul 2026241 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026203 AMAQI
6th Jul 2026184 AMAQI

23°C22/24°C

6th Jul 2026165 AMAQI
6th Jul 2026186 AMAQI
6th Jul 2026137 AMAQI
6th Jul 2026158 AMAQI
6th Jul 2026179 AMAQI
6th Jul 20262810 AMAQI
6th Jul 20263411 AMAQI
6th Jul 20261712 PMAQI
6th Jul 2026181 PMAQI
6th Jul 2026202 PMAQI
6th Jul 2026233 PMAQI
6th Jul 2026224 PMAQI
6th Jul 2026175 PMAQI
6th Jul 2026186 PMAQI
6th Jul 2026207 PMAQI
6th Jul 2026188 PMAQI
6th Jul 2026229 PMAQI
6th Jul 20262410 PMAQI
6th Jul 20262511 PMAQI
7th Jul 20262612 AMAQI
7th Jul 2026271 AMAQI
7th Jul 2026282 AMAQI
7th Jul 2026263 AMAQI
7th Jul 2026264 AMAQI

24°C22/26°C

7th Jul 2026285 AMAQI
7th Jul 2026286 AMAQI
7th Jul 2026267 AMAQI
7th Jul 2026288 AMAQI
7th Jul 2026239 AMAQI
7th Jul 20262510 AMAQI
7th Jul 20262211 AMAQI
7th Jul 20262212 PMAQI
7th Jul 2026211 PMAQI
7th Jul 2026232 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026254 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026297 PMAQI
7th Jul 2026268 PMAQI
7th Jul 2026299 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262511 PMAQI
8th Jul 20263012 AMAQI
8th Jul 2026301 AMAQI
8th Jul 2026292 AMAQI
8th Jul 2026303 AMAQI
8th Jul 2026284 AMAQI

25°C22/29°C

8th Jul 2026295 AMAQI
8th Jul 2026276 AMAQI
8th Jul 2026287 AMAQI
8th Jul 2026288 AMAQI
8th Jul 2026259 AMAQI
8th Jul 20262610 AMAQI
8th Jul 20262411 AMAQI
8th Jul 20262412 PMAQI
8th Jul 2026231 PMAQI
8th Jul 2026252 PMAQI
8th Jul 2026273 PMAQI
8th Jul 2026274 PMAQI
8th Jul 2026225 PMAQI
8th Jul 2026236 PMAQI
8th Jul 2026197 PMAQI
8th Jul 2026208 PMAQI
8th Jul 2026219 PMAQI
8th Jul 20262210 PMAQI
8th Jul 20262511 PMAQI
9th Jul 20262912 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026282 AMAQI
9th Jul 2026293 AMAQI
9th Jul 2026244 AMAQI

26°C24/29°C

9th Jul 2026265 AMAQI
9th Jul 2026256 AMAQI
9th Jul 2026247 AMAQI
9th Jul 2026228 AMAQI
9th Jul 2026219 AMAQI
9th Jul 20262210 AMAQI
9th Jul 20262211 AMAQI
9th Jul 20262012 PMAQI
9th Jul 2026191 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026243 PMAQI
9th Jul 2026234 PMAQI
9th Jul 2026245 PMAQI
9th Jul 2026246 PMAQI
9th Jul 2026227 PMAQI
9th Jul 2026228 PMAQI
9th Jul 2026249 PMAQI
9th Jul 20262510 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20262812 AMAQI
10th Jul 2026271 AMAQI
10th Jul 2026272 AMAQI
10th Jul 2026273 AMAQI
10th Jul 2026244 AMAQI

25°C23/28°C

10th Jul 2026265 AMAQI
10th Jul 2026266 AMAQI
10th Jul 2026227 AMAQI
10th Jul 2026268 AMAQI
10th Jul 2026259 AMAQI
10th Jul 20262710 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20262412 PMAQI
10th Jul 2026221 PMAQI
10th Jul 2026232 PMAQI
10th Jul 2026223 PMAQI
10th Jul 2026234 PMAQI
10th Jul 2026265 PMAQI
10th Jul 2026276 PMAQI
10th Jul 2026297 PMAQI
10th Jul 2026288 PMAQI
10th Jul 2026299 PMAQI
10th Jul 20262710 PMAQI
10th Jul 20263211 PMAQI
11th Jul 20263012 AMAQI
11th Jul 2026321 AMAQI
11th Jul 2026302 AMAQI
11th Jul 2026293 AMAQI
11th Jul 2026284 AMAQI

25°C22/29°C

11th Jul 2026305 AMAQI
11th Jul 2026306 AMAQI
11th Jul 2026287 AMAQI
11th Jul 2026318 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263110 AMAQI
11th Jul 20262611 AMAQI
11th Jul 20262512 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026222 PMAQI
11th Jul 2026223 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026266 PMAQI
11th Jul 2026287 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20262910 PMAQI
11th Jul 20262811 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026301 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026283 AMAQI
12th Jul 2026264 AMAQI

27°C24/30°C

12th Jul 2026285 AMAQI
12th Jul 2026306 AMAQI
12th Jul 2026287 AMAQI
12th Jul 2026298 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20262810 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026222 PMAQI
12th Jul 2026223 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026286 PMAQI
12th Jul 2026287 PMAQI
12th Jul 2026298 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20266210 PMAQI
12th Jul 20266011 PMAQI
13th Jul 20266012 AMAQI
13th Jul 2026581 AMAQI
13th Jul 2026562 AMAQI
13th Jul 2026563 AMAQI
13th Jul 2026544 AMAQI

27°C23/32°C

13th Jul 2026565 AMAQI
13th Jul 2026526 AMAQI
13th Jul 2026537 AMAQI
13th Jul 2026468 AMAQI
13th Jul 2026349 AMAQI
13th Jul 20264410 AMAQI
13th Jul 20265311 AMAQI
13th Jul 20265612 PMAQI
13th Jul 2026551 PMAQI
13th Jul 2026512 PMAQI
13th Jul 2026523 PMAQI
13th Jul 2026504 PMAQI
13th Jul 2026485 PMAQI
13th Jul 2026486 PMAQI
13th Jul 2026437 PMAQI
13th Jul 2026468 PMAQI
13th Jul 2026439 PMAQI
13th Jul 20264010 PMAQI
13th Jul 20264611 PMAQI
14th Jul 20264112 AMAQI
14th Jul 2026401 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026303 AMAQI
14th Jul 2026304 AMAQI

27°C24/30°C

14th Jul 2026305 AMAQI
14th Jul 2026286 AMAQI
14th Jul 2026307 AMAQI
14th Jul 2026258 AMAQI
14th Jul 2026319 AMAQI
14th Jul 20262910 AMAQI
14th Jul 20262011 AMAQI
14th Jul 20262212 PMAQI
14th Jul 2026241 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026243 PMAQI
14th Jul 2026264 PMAQI
14th Jul 2026315 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026297 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026359 PMAQI
14th Jul 20263210 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20263512 AMAQI
15th Jul 2026301 AMAQI
15th Jul 2026302 AMAQI
15th Jul 2026273 AMAQI
15th Jul 2026244 AMAQI

27°C23/31°C

15th Jul 2026285 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026247 AMAQI
15th Jul 2026268 AMAQI
15th Jul 2026249 AMAQI
15th Jul 20262210 AMAQI
15th Jul 20262411 AMAQI
15th Jul 20262212 PMAQI
15th Jul 2026201 PMAQI
15th Jul 2026202 PMAQI
15th Jul 2026193 PMAQI
15th Jul 2026224 PMAQI
15th Jul 2026265 PMAQI
15th Jul 2026246 PMAQI
15th Jul 2026227 PMAQI
15th Jul 2026268 PMAQI
15th Jul 2026249 PMAQI
15th Jul 20262710 PMAQI
15th Jul 20262611 PMAQI
16th Jul 20262612 AMAQI
16th Jul 2026251 AMAQI
16th Jul 2026272 AMAQI
16th Jul 2026273 AMAQI
16th Jul 2026284 AMAQI

27°C24/30°C

16th Jul 2026295 AMAQI
16th Jul 2026306 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20262811 AMAQI
16th Jul 20262612 PMAQI
16th Jul 2026241 PMAQI
16th Jul 2026242 PMAQI
16th Jul 2026233 PMAQI
16th Jul 2026234 PMAQI
16th Jul 2026245 PMAQI
16th Jul 2026286 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026288 PMAQI
16th Jul 2026309 PMAQI
16th Jul 20262810 PMAQI
16th Jul 20262911 PMAQI
17th Jul 20263012 AMAQI
17th Jul 2026301 AMAQI
17th Jul 2026302 AMAQI
17th Jul 2026293 AMAQI
17th Jul 2026304 AMAQI

27°C23/30°C

17th Jul 2026305 AMAQI
17th Jul 2026286 AMAQI
17th Jul 2026287 AMAQI
17th Jul 2026268 AMAQI
17th Jul 2026289 AMAQI
17th Jul 20263010 AMAQI
17th Jul 20262911 AMAQI
17th Jul 20262812 PMAQI
17th Jul 2026261 PMAQI
17th Jul 2026252 PMAQI
17th Jul 2026273 PMAQI
17th Jul 2026454 PMAQI
17th Jul 2026535 PMAQI
17th Jul 2026456 PMAQI
17th Jul 2026417 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026439 PMAQI
17th Jul 20264510 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20264812 AMAQI
18th Jul 2026451 AMAQI
18th Jul 2026392 AMAQI
18th Jul 2026453 AMAQI
18th Jul 2026404 AMAQI

26°C23/29°C

18th Jul 2026425 AMAQI
18th Jul 2026486 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026448 AMAQI
18th Jul 2026519 AMAQI
18th Jul 20266210 AMAQI
18th Jul 20266411 AMAQI
18th Jul 20265612 PMAQI
18th Jul 2026631 PMAQI
18th Jul 2026702 PMAQI
18th Jul 2026803 PMAQI
18th Jul 2026764 PMAQI
18th Jul 2026805 PMAQI
18th Jul 2026826 PMAQI
18th Jul 2026927 PMAQI
18th Jul 2026848 PMAQI
18th Jul 2026649 PMAQI
18th Jul 20266010 PMAQI
18th Jul 20266711 PMAQI
19th Jul 20267312 AMAQI
19th Jul 2026681 AMAQI
19th Jul 2026672 AMAQI
19th Jul 2026683 AMAQI
19th Jul 2026704 AMAQI

27°C24/31°C

19th Jul 2026765 AMAQI
19th Jul 2026826 AMAQI
19th Jul 2026747 AMAQI
19th Jul 2026748 AMAQI
19th Jul 2026709 AMAQI
19th Jul 20266410 AMAQI
19th Jul 20266611 AMAQI
19th Jul 20267012 PMAQI
19th Jul 2026731 PMAQI
19th Jul 2026742 PMAQI
19th Jul 2026743 PMAQI
19th Jul 2026744 PMAQI
19th Jul 2026725 PMAQI
19th Jul 2026696 PMAQI
19th Jul 2026657 PMAQI
19th Jul 2026558 PMAQI
19th Jul 2026539 PMAQI
19th Jul 20265310 PMAQI
19th Jul 20265211 PMAQI
20th Jul 20265012 AMAQI
20th Jul 2026521 AMAQI
20th Jul 2026602 AMAQI
20th Jul 2026533 AMAQI
20th Jul 2026534 AMAQI

27°C25/31°C

20th Jul 2026485 AMAQI
20th Jul 2026476 AMAQI
20th Jul 2026627 AMAQI
20th Jul 2026658 AMAQI
20th Jul 2026669 AMAQI
20th Jul 20266510 AMAQI
20th Jul 20266811 AMAQI
20th Jul 20267012 PMAQI
20th Jul 2026681 PMAQI
20th Jul 2026672 PMAQI
20th Jul 2026603 PMAQI
20th Jul 2026604 PMAQI
20th Jul 2026605 PMAQI
20th Jul 2026506 PMAQI
20th Jul 2026447 PMAQI
20th Jul 2026368 PMAQI
20th Jul 2026379 PMAQI
20th Jul 20263710 PMAQI
20th Jul 20263411 PMAQI
21st Jul 20263212 AMAQI
21st Jul 2026321 AMAQI
21st Jul 2026302 AMAQI
21st Jul 2026293 AMAQI
21st Jul 2026304 AMAQI

27°C25/29°C

21st Jul 2026265 AMAQI
21st Jul 2026266 AMAQI
21st Jul 2026287 AMAQI
21st Jul 2026308 AMAQI
21st Jul 2026309 AMAQI
21st Jul 20263010 AMAQI
21st Jul 20264211 AMAQI
21st Jul 2026621 PMAQI
21st Jul 2026642 PMAQI
21st Jul 2026643 PMAQI
21st Jul 2026624 PMAQI
21st Jul 2026635 PMAQI
21st Jul 2026656 PMAQI
21st Jul 2026967 PMAQI
21st Jul 2026598 PMAQI
21st Jul 2026529 PMAQI
21st Jul 20265210 PMAQI
21st Jul 20264811 PMAQI
22nd Jul 20264712 AMAQI
22nd Jul 2026401 AMAQI
22nd Jul 2026422 AMAQI
22nd Jul 2026443 AMAQI
22nd Jul 2026404 AMAQI

27°C24/30°C

22nd Jul 2026385 AMAQI
22nd Jul 2026406 AMAQI
22nd Jul 2026407 AMAQI
22nd Jul 2026388 AMAQI
22nd Jul 2026329 AMAQI
22nd Jul 20263410 AMAQI
22nd Jul 20264211 AMAQI
22nd Jul 20263612 PMAQI
22nd Jul 2026401 PMAQI
22nd Jul 2026312 PMAQI
22nd Jul 2026343 PMAQI
22nd Jul 2026324 PMAQI
22nd Jul 2026325 PMAQI
22nd Jul 2026306 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026308 PMAQI
22nd Jul 2026259 PMAQI
22nd Jul 20263010 PMAQI
22nd Jul 20262811 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026261 AMAQI
23rd Jul 2026272 AMAQI
23rd Jul 2026273 AMAQI
23rd Jul 2026254 AMAQI

27°C24/31°C

23rd Jul 2026255 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026238 AMAQI
23rd Jul 2026249 AMAQI
23rd Jul 20262510 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026301 PMAQI
23rd Jul 2026322 PMAQI
23rd Jul 2026343 PMAQI
23rd Jul 2026324 PMAQI
23rd Jul 2026275 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026288 PMAQI
23rd Jul 2026299 PMAQI
23rd Jul 20262710 PMAQI
23rd Jul 20263111 PMAQI
24th Jul 20263112 AMAQI
24th Jul 2026281 AMAQI
24th Jul 2026322 AMAQI
24th Jul 2026303 AMAQI
24th Jul 2026264 AMAQI

27°C24/31°C

24th Jul 2026275 AMAQI
24th Jul 2026296 AMAQI
24th Jul 2026327 AMAQI
24th Jul 2026278 AMAQI
24th Jul 2026369 AMAQI
24th Jul 20263110 AMAQI
24th Jul 20264211 AMAQI
24th Jul 20264212 PMAQI
24th Jul 2026421 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026383 PMAQI
24th Jul 2026444 PMAQI
24th Jul 2026405 PMAQI
24th Jul 2026326 PMAQI
24th Jul 2026317 PMAQI
24th Jul 2026338 PMAQI
24th Jul 2026349 PMAQI
24th Jul 20263410 PMAQI
24th Jul 20264011 PMAQI
25th Jul 20263012 AMAQI
25th Jul 2026321 AMAQI
25th Jul 2026402 AMAQI
25th Jul 2026323 AMAQI
25th Jul 2026344 AMAQI

27°C24/30°C

25th Jul 2026365 AMAQI
25th Jul 2026366 AMAQI
25th Jul 2026327 AMAQI
25th Jul 2026348 AMAQI
25th Jul 2026309 AMAQI
25th Jul 20263810 AMAQI
25th Jul 20263611 AMAQI
25th Jul 20264012 PMAQI
25th Jul 2026361 PMAQI
25th Jul 2026392 PMAQI
25th Jul 2026403 PMAQI
25th Jul 2026414 PMAQI
25th Jul 2026345 PMAQI
25th Jul 2026326 PMAQI
25th Jul 2026387 PMAQI
25th Jul 2026388 PMAQI
25th Jul 2026369 PMAQI
25th Jul 20263210 PMAQI
25th Jul 20262711 PMAQI
26th Jul 20263212 AMAQI
26th Jul 2026271 AMAQI
26th Jul 2026282 AMAQI
26th Jul 2026283 AMAQI
26th Jul 2026254 AMAQI

27°C24/31°C

26th Jul 2026245 AMAQI
26th Jul 2026246 AMAQI
26th Jul 2026327 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026279 AMAQI
26th Jul 20263810 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20263412 PMAQI
26th Jul 2026321 PMAQI
26th Jul 2026342 PMAQI
26th Jul 2026373 PMAQI
26th Jul 2026364 PMAQI
26th Jul 2026345 PMAQI
26th Jul 2026326 PMAQI
26th Jul 2026327 PMAQI
26th Jul 2026328 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20264010 PMAQI
26th Jul 20263811 PMAQI
27th Jul 20263612 AMAQI
27th Jul 2026381 AMAQI
27th Jul 2026322 AMAQI
27th Jul 2026363 AMAQI
27th Jul 2026404 AMAQI

27°C24/31°C

27th Jul 2026385 AMAQI
27th Jul 2026376 AMAQI
27th Jul 2026347 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026389 AMAQI
27th Jul 20263810 AMAQI
27th Jul 20263811 AMAQI
27th Jul 20263412 PMAQI
27th Jul 2026361 PMAQI
27th Jul 2026382 PMAQI
27th Jul 2026323 PMAQI
27th Jul 2026354 PMAQI
27th Jul 2026325 PMAQI
27th Jul 2026366 PMAQI
27th Jul 2026327 PMAQI
27th Jul 2026268 PMAQI
27th Jul 2026269 PMAQI
27th Jul 20263210 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262712 AMAQI
28th Jul 2026261 AMAQI
28th Jul 2026282 AMAQI
28th Jul 2026283 AMAQI
28th Jul 2026304 AMAQI

28°C24/32°C

28th Jul 2026275 AMAQI
28th Jul 2026346 AMAQI
28th Jul 2026287 AMAQI
28th Jul 2026328 AMAQI
28th Jul 2026309 AMAQI
28th Jul 20262810 AMAQI
28th Jul 20264011 AMAQI
28th Jul 20262612 PMAQI
28th Jul 2026321 PMAQI
28th Jul 2026342 PMAQI
28th Jul 2026383 PMAQI
28th Jul 2026324 PMAQI
28th Jul 2026345 PMAQI
28th Jul 2026326 PMAQI
28th Jul 2026287 PMAQI
28th Jul 2026288 PMAQI
28th Jul 2026379 PMAQI
28th Jul 20263210 PMAQI
28th Jul 20263611 PMAQI
29th Jul 20263012 AMAQI
29th Jul 2026271 AMAQI
29th Jul 2026362 AMAQI
29th Jul 2026303 AMAQI
29th Jul 2026304 AMAQI

27°C24/32°C

29th Jul 2026285 AMAQI
29th Jul 2026366 AMAQI
29th Jul 2026247 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026289 AMAQI
29th Jul 20263010 AMAQI
29th Jul 20263511 AMAQI
29th Jul 20263012 PMAQI
29th Jul 2026361 PMAQI
29th Jul 2026362 PMAQI
29th Jul 2026303 PMAQI
29th Jul 2026324 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026376 PMAQI
29th Jul 2026407 PMAQI
29th Jul 2026378 PMAQI
29th Jul 2026349 PMAQI
29th Jul 20263810 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026281 AMAQI
30th Jul 2026342 AMAQI
30th Jul 2026413 AMAQI
30th Jul 2026344 AMAQI

27°C25/29°C

30th Jul 2026395 AMAQI
30th Jul 2026396 AMAQI
30th Jul 2026407 AMAQI
30th Jul 2026348 AMAQI
30th Jul 2026329 AMAQI
30th Jul 20263710 AMAQI
30th Jul 20263211 AMAQI
30th Jul 20263012 PMAQI
30th Jul 2026341 PMAQI
30th Jul 2026322 PMAQI
30th Jul 2026323 PMAQI
30th Jul 2026304 PMAQI
30th Jul 2026325 PMAQI
30th Jul 2026346 PMAQI
30th Jul 2026267 PMAQI
30th Jul 2026348 PMAQI
30th Jul 2026329 PMAQI
30th Jul 20263810 PMAQI
30th Jul 20263811 PMAQI
31st Jul 20263812 AMAQI
31st Jul 2026381 AMAQI
31st Jul 2026322 AMAQI
31st Jul 2026323 AMAQI
31st Jul 2026324 AMAQI

27°C24/31°C

31st Jul 2026375 AMAQI
5 AM
31st Jul 2026356 AMAQI
31st Jul 2026377 AMAQI
31st Jul 2026428 AMAQI
31st Jul 2026409 AMAQI
31st Jul 20263410 AMAQI
31st Jul 20263611 AMAQI
31st Jul 20263212 PMAQI
12 PM
31st Jul 2026291 PMAQI
31st Jul 2026322 PMAQI
31st Jul 2026343 PMAQI
31st Jul 2026344 PMAQI
31st Jul 2026325 PMAQI
31st Jul 2026306 PMAQI
31st Jul 2026377 PMAQI
7 PM
31st Jul 2026348 PMAQI
31st Jul 2026289 PMAQI
31st Jul 20263010 PMAQI
31st Jul 20263211 PMAQI
12 AM
4 AM

27°C23/31°C

Day time
Avg. Highest Time
1 PM - 7 PM

35AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
8 AM - 9 AM

31AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 PM to 7 PM (Avg. 35), while the lowest AQI was between 8 AM to 9 AM (Avg. 31).
Night time
Avg. Highest Time
8 PM - 11 PM

34AQI

4 hours / Day
120 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 8 PM to 11 PM (Avg. 34), while the lowest AQI was between 4 AM to 4 AM (Avg. 31).

2026 Days Vs Air Quality

Nagato, Yamaguchi, Japan

2026

81%

172

19%

40

Total number of days with different AQI categories in last 212 days in 2026 (153 days remaining)

Good
172 Days
Moderate
40 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 81%

Health Risk Level:

Low

In 2026, 81% of 212 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

Nagato, Yamaguchi, 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
26AQI (US)
2nd January 2026
26AQI (US)
3rd January 2026
29AQI (US)
4th January 2026
41AQI (US)
5th January 2026
46AQI (US)
6th January 2026
30AQI (US)
7th January 2026
40AQI (US)
8th January 2026
34AQI (US)
9th January 2026
22AQI (US)
10th January 2026
36AQI (US)
11th January 2026
30AQI (US)
12th January 2026
28AQI (US)
13th January 2026
43AQI (US)
14th January 2026
22AQI (US)
15th January 2026
42AQI (US)
16th January 2026
66AQI (US)
17th January 2026
68AQI (US)
18th January 2026
64AQI (US)
19th January 2026
60AQI (US)
20th January 2026
38AQI (US)
21st January 2026
14AQI (US)
22nd January 2026
26AQI (US)
23rd January 2026
41AQI (US)
24th January 2026
44AQI (US)
25th January 2026
14AQI (US)
26th January 2026
19AQI (US)
27th January 2026
48AQI (US)
28th January 2026
28AQI (US)
29th January 2026
41AQI (US)
30th January 2026
21AQI (US)
31st January 2026
26AQI (US)
1st February 2026
50AQI (US)
2nd February 2026
48AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
40AQI (US)
5th February 2026
43AQI (US)
6th February 2026
54AQI (US)
7th February 2026
22AQI (US)
8th February 2026
20AQI (US)
9th February 2026
38AQI (US)
10th February 2026
42AQI (US)
11th February 2026
51AQI (US)
12th February 2026
44AQI (US)
13th February 2026
60AQI (US)
14th February 2026
54AQI (US)
15th February 2026
46AQI (US)
16th February 2026
57AQI (US)
17th February 2026
22AQI (US)
18th February 2026
34AQI (US)
19th February 2026
52AQI (US)
20th February 2026
54AQI (US)
21st February 2026
64AQI (US)
22nd February 2026
40AQI (US)
23rd February 2026
36AQI (US)
24th February 2026
14AQI (US)
25th February 2026
22AQI (US)
26th February 2026
28AQI (US)
27th February 2026
49AQI (US)
28th February 2026
41AQI (US)
1st March 2026
44AQI (US)
2nd March 2026
70AQI (US)
3rd March 2026
44AQI (US)
4th March 2026
56AQI (US)
5th March 2026
52AQI (US)
6th March 2026
50AQI (US)
7th March 2026
55AQI (US)
8th March 2026
29AQI (US)
9th March 2026
33AQI (US)
10th March 2026
34AQI (US)
11th March 2026
56AQI (US)
12th March 2026
64AQI (US)
13th March 2026
42AQI (US)
14th March 2026
44AQI (US)
15th March 2026
60AQI (US)
16th March 2026
57AQI (US)
17th March 2026
47AQI (US)
18th March 2026
54AQI (US)
19th March 2026
50AQI (US)
20th March 2026
45AQI (US)
21st March 2026
36AQI (US)
22nd March 2026
44AQI (US)
23rd March 2026
40AQI (US)
24th March 2026
50AQI (US)
25th March 2026
55AQI (US)
26th March 2026
24AQI (US)
27th March 2026
44AQI (US)
28th March 2026
77AQI (US)
29th March 2026
77AQI (US)
30th March 2026
52AQI (US)
31st March 2026
16AQI (US)
1st April 2026
22AQI (US)
2nd April 2026
56AQI (US)
3rd April 2026
54AQI (US)
4th April 2026
24AQI (US)
5th April 2026
38AQI (US)
6th April 2026
34AQI (US)
7th April 2026
28AQI (US)
8th April 2026
26AQI (US)
9th April 2026
37AQI (US)
10th April 2026
45AQI (US)
11th April 2026
36AQI (US)
12th April 2026
51AQI (US)
13th April 2026
46AQI (US)
14th April 2026
28AQI (US)
15th April 2026
38AQI (US)
16th April 2026
38AQI (US)
17th April 2026
38AQI (US)
18th April 2026
30AQI (US)
19th April 2026
35AQI (US)
20th April 2026
36AQI (US)
21st April 2026
47AQI (US)
22nd April 2026
38AQI (US)
23rd April 2026
15AQI (US)
24th April 2026
36AQI (US)
25th April 2026
45AQI (US)
26th April 2026
49AQI (US)
27th April 2026
48AQI (US)
28th April 2026
48AQI (US)
29th April 2026
42AQI (US)
30th April 2026
34AQI (US)
1st May 2026
50AQI (US)
2nd May 2026
49AQI (US)
3rd May 2026
38AQI (US)
4th May 2026
32AQI (US)
5th May 2026
31AQI (US)
6th May 2026
32AQI (US)
7th May 2026
34AQI (US)
8th May 2026
28AQI (US)
9th May 2026
28AQI (US)
10th May 2026
34AQI (US)
11th May 2026
36AQI (US)
12th May 2026
36AQI (US)
13th May 2026
42AQI (US)
14th May 2026
34AQI (US)
15th May 2026
38AQI (US)
16th May 2026
77AQI (US)
17th May 2026
63AQI (US)
18th May 2026
54AQI (US)
19th May 2026
46AQI (US)
20th May 2026
61AQI (US)
21st May 2026
66AQI (US)
22nd May 2026
68AQI (US)
23rd May 2026
62AQI (US)
24th May 2026
64AQI (US)
25th May 2026
56AQI (US)
26th May 2026
41AQI (US)
27th May 2026
24AQI (US)
28th May 2026
26AQI (US)
29th May 2026
26AQI (US)
30th May 2026
24AQI (US)
31st May 2026
28AQI (US)
1st June 2026
28AQI (US)
2nd June 2026
28AQI (US)
3rd June 2026
26AQI (US)
4th June 2026
25AQI (US)
5th June 2026
22AQI (US)
6th June 2026
24AQI (US)
7th June 2026
21AQI (US)
8th June 2026
21AQI (US)
9th June 2026
23AQI (US)
10th June 2026
22AQI (US)
11th June 2026
26AQI (US)
12th June 2026
26AQI (US)
13th June 2026
27AQI (US)
14th June 2026
24AQI (US)
15th June 2026
24AQI (US)
16th June 2026
26AQI (US)
17th June 2026
23AQI (US)
18th June 2026
26AQI (US)
19th June 2026
34AQI (US)
20th June 2026
20AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
22AQI (US)
24th June 2026
20AQI (US)
25th June 2026
26AQI (US)
26th June 2026
30AQI (US)
27th June 2026
26AQI (US)
28th June 2026
28AQI (US)
29th June 2026
26AQI (US)
30th June 2026
38AQI (US)
1st July 2026
38AQI (US)
2nd July 2026
22AQI (US)
3rd July 2026
26AQI (US)
4th July 2026
25AQI (US)
5th July 2026
22AQI (US)
6th July 2026
20AQI (US)
7th July 2026
26AQI (US)
8th July 2026
26AQI (US)
9th July 2026
24AQI (US)
10th July 2026
26AQI (US)
11th July 2026
28AQI (US)
12th July 2026
30AQI (US)
13th July 2026
50AQI (US)
14th July 2026
29AQI (US)
15th July 2026
25AQI (US)
16th July 2026
27AQI (US)
17th July 2026
34AQI (US)
18th July 2026
60AQI (US)
19th July 2026
68AQI (US)
20th July 2026
55AQI (US)
21st July 2026
46AQI (US)
22nd July 2026
36AQI (US)
23rd July 2026
28AQI (US)
24th July 2026
34AQI (US)
25th July 2026
35AQI (US)
26th July 2026
32AQI (US)
27th July 2026
34AQI (US)
28th July 2026
31AQI (US)
29th July 2026
32AQI (US)
30th July 2026
34AQI (US)
31st July 2026
34AQI (US)
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

36AQI (US)

41AQI (US)

48AQI (US)

38AQI (US)

43AQI (US)

25AQI (US)

33AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202638AQI (US)

27
4
20
8
18
13
27
3
22
9
30
28
3
172
40

Highest AQI (US) recorded in

March

48AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202543AQI (US)

27
4
25
3
20
11
21
9
24
7
20
10
18
13
31
30
19
12
19
11
21
10
275
90

Highest AQI (US) recorded in

March

48AQI (US)

Lowest AQI (US) recorded in

September

30AQI (US)

202437AQI (US)

29
2
25
4
24
7
24
5
1
26
5
27
3
31
30
1
26
4
31
28
2
31
332
33
1

Highest AQI (US) recorded in

March

47AQI (US)

Lowest AQI (US) recorded in

July

28AQI (US)

202342AQI (US)

23
6
2
26
2
19
11
1
12
18
20
11
24
6
23
8
31
29
1
30
1
25
4
26
5
288
73
3

Highest AQI (US) recorded in

April

56AQI (US)

Lowest AQI (US) recorded in

August

31AQI (US)

202240AQI (US)

23
7
17
4
21
10
23
7
19
12
23
7
22
3
3
29
28
3
27
3
29
2
264
58

Highest AQI (US) recorded in

March

50AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202136AQI (US)

24
6
22
6
27
2
17
4
24
7
22
8
31
30
1
29
1
28
3
21
9
29
2
304
49

Highest AQI (US) recorded in

May

43AQI (US)

Lowest AQI (US) recorded in

August

29AQI (US)

202034AQI (US)

12
1
16
5
14
4
26
4
30
1
12
4
3
18
1
28
3
26
4
26
5
208
32
3

Highest AQI (US) recorded in

August

50AQI (US)

Lowest AQI (US) recorded in

July

25AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
43AQI (US)
Least Polluted Year Recorded
2020(Avg.)
34AQI (US)

Nagato's annual 2026 AQI (US) (38) shows an average percentage change of -1.02% (improved AQI (US)) compared to previous years: 2020 (34), 2021 (36), 2022 (40), 2023 (42), 2024 (37), 2025 (43).