Iwakuni, 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+
June Air Quality Analysis
Iwakuni, Yamaguchi, Japan
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
18th Jun 2023
80AQILowest AQI recorded on
3rd Jun 2026
16AQISame Day Analysis (4th June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 25 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Iwakuni, Yamaguchi, Japan
AQI
Day
Night
.
5 AM3rd Jun 2026
7 PM
4 AM4th Jun 2026
Day time
Avg. Highest Time
3PM3rd Jun
32AQI
Avg. Lowest Time
8AM3rd Jun
4AQI
Night time
Avg. Highest Time
10PM3rd Jun
28AQI
Avg. Lowest Time
8PM3rd Jun
24AQI
In the last 24 hours,
Iwakuni's AQI reached its highest point of 32 at 3 PM during the Day, while the lowest point, 4, was recorded at 8 AM during the Day between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Iwakuni, Yamaguchi, Japan
MayJun
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
6th May 2026215 AMAQI
6th May 2026266 AMAQI
6th May 2026477 AMAQI
6th May 2026288 AMAQI
6th May 2026469 AMAQI
6th May 20264010 AMAQI
6th May 20264811 AMAQI
6th May 20264012 PMAQI
6th May 2026241 PMAQI
6th May 2026182 PMAQI
6th May 2026243 PMAQI
6th May 2026234 PMAQI
6th May 2026235 PMAQI
6th May 2026246 PMAQI
6th May 2026267 PMAQI
6th May 2026228 PMAQI
6th May 2026229 PMAQI
6th May 20262210 PMAQI
6th May 20262211 PMAQI
7th May 20262512 AMAQI
7th May 2026281 AMAQI
7th May 2026342 AMAQI
7th May 2026373 AMAQI
7th May 2026464 AMAQI
14°C11/18°C
7th May 2026425 AMAQI
7th May 2026266 AMAQI
7th May 2026377 AMAQI
7th May 2026358 AMAQI
7th May 2026429 AMAQI
7th May 20264310 AMAQI
7th May 20263211 AMAQI
7th May 20262212 PMAQI
7th May 2026231 PMAQI
7th May 2026242 PMAQI
7th May 2026253 PMAQI
7th May 2026254 PMAQI
7th May 2026245 PMAQI
7th May 2026266 PMAQI
7th May 2026247 PMAQI
7th May 2026238 PMAQI
7th May 2026249 PMAQI
7th May 20262610 PMAQI
7th May 20262711 PMAQI
8th May 20262712 AMAQI
8th May 2026201 AMAQI
8th May 2026222 AMAQI
8th May 2026233 AMAQI
8th May 2026334 AMAQI
16°C12/21°C
8th May 2026385 AMAQI
8th May 2026296 AMAQI
8th May 2026227 AMAQI
8th May 2026248 AMAQI
8th May 2026329 AMAQI
8th May 20264310 AMAQI
8th May 20263311 AMAQI
8th May 20262712 PMAQI
8th May 2026211 PMAQI
8th May 2026222 PMAQI
8th May 2026263 PMAQI
8th May 2026204 PMAQI
8th May 2026245 PMAQI
8th May 2026206 PMAQI
8th May 2026217 PMAQI
8th May 2026228 PMAQI
8th May 2026219 PMAQI
8th May 20262310 PMAQI
8th May 20262211 PMAQI
9th May 20262612 AMAQI
9th May 2026231 AMAQI
9th May 2026242 AMAQI
9th May 2026263 AMAQI
9th May 2026444 AMAQI
16°C10/19°C
9th May 2026335 AMAQI
9th May 2026206 AMAQI
9th May 2026227 AMAQI
9th May 2026268 AMAQI
9th May 2026339 AMAQI
9th May 20265810 AMAQI
9th May 20264411 AMAQI
9th May 20262212 PMAQI
9th May 2026231 PMAQI
9th May 2026222 PMAQI
9th May 2026223 PMAQI
9th May 2026204 PMAQI
9th May 2026265 PMAQI
9th May 2026226 PMAQI
9th May 2026197 PMAQI
9th May 2026248 PMAQI
9th May 2026249 PMAQI
9th May 20262410 PMAQI
9th May 20262611 PMAQI
10th May 20262812 AMAQI
10th May 2026271 AMAQI
10th May 2026312 AMAQI
10th May 2026243 AMAQI
10th May 2026444 AMAQI
14°C10/19°C
10th May 2026525 AMAQI
10th May 2026206 AMAQI
10th May 2026187 AMAQI
10th May 2026168 AMAQI
10th May 2026429 AMAQI
10th May 20264510 AMAQI
10th May 20263811 AMAQI
10th May 20263012 PMAQI
10th May 2026261 PMAQI
10th May 2026282 PMAQI
10th May 2026253 PMAQI
10th May 2026274 PMAQI
10th May 2026245 PMAQI
10th May 2026256 PMAQI
10th May 2026327 PMAQI
10th May 2026348 PMAQI
10th May 2026319 PMAQI
10th May 20262710 PMAQI
10th May 20262211 PMAQI
11th May 20262212 AMAQI
11th May 2026291 AMAQI
11th May 2026302 AMAQI
11th May 2026263 AMAQI
11th May 2026474 AMAQI
14°C10/19°C
11th May 2026495 AMAQI
11th May 2026296 AMAQI
11th May 2026317 AMAQI
11th May 2026398 AMAQI
11th May 2026399 AMAQI
11th May 20265410 AMAQI
11th May 20264911 AMAQI
11th May 20262612 PMAQI
11th May 2026281 PMAQI
11th May 2026272 PMAQI
11th May 2026253 PMAQI
11th May 2026224 PMAQI
11th May 2026235 PMAQI
11th May 2026246 PMAQI
11th May 2026247 PMAQI
11th May 2026238 PMAQI
11th May 2026239 PMAQI
11th May 20262210 PMAQI
11th May 20262211 PMAQI
12th May 20262412 AMAQI
12th May 2026241 AMAQI
12th May 2026392 AMAQI
12th May 2026283 AMAQI
12th May 2026344 AMAQI
16°C12/20°C
12th May 2026345 AMAQI
12th May 2026376 AMAQI
12th May 2026337 AMAQI
12th May 2026328 AMAQI
12th May 2026369 AMAQI
12th May 20265410 AMAQI
12th May 20262811 AMAQI
12th May 20263012 PMAQI
12th May 2026251 PMAQI
12th May 2026242 PMAQI
12th May 2026253 PMAQI
12th May 2026224 PMAQI
12th May 2026245 PMAQI
12th May 2026246 PMAQI
12th May 2026237 PMAQI
12th May 2026238 PMAQI
12th May 2026229 PMAQI
12th May 20261910 PMAQI
12th May 20262811 PMAQI
13th May 20263812 AMAQI
13th May 2026371 AMAQI
13th May 2026502 AMAQI
13th May 2026553 AMAQI
13th May 2026614 AMAQI
16°C12/20°C
13th May 2026625 AMAQI
13th May 2026566 AMAQI
13th May 2026507 AMAQI
13th May 2026468 AMAQI
13th May 2026469 AMAQI
13th May 20265210 AMAQI
13th May 20264211 AMAQI
13th May 20262412 PMAQI
13th May 2026301 PMAQI
13th May 2026242 PMAQI
13th May 2026213 PMAQI
13th May 2026224 PMAQI
13th May 2026225 PMAQI
13th May 2026236 PMAQI
13th May 2026227 PMAQI
13th May 2026218 PMAQI
13th May 2026249 PMAQI
13th May 20262210 PMAQI
13th May 20262411 PMAQI
14th May 20262312 AMAQI
14th May 2026261 AMAQI
14th May 2026412 AMAQI
14th May 2026423 AMAQI
14th May 2026464 AMAQI
17°C14/21°C
14th May 2026535 AMAQI
14th May 2026246 AMAQI
14th May 2026227 AMAQI
14th May 2026228 AMAQI
14th May 2026369 AMAQI
14th May 20264410 AMAQI
14th May 20263011 AMAQI
14th May 20262312 PMAQI
14th May 2026321 PMAQI
14th May 2026222 PMAQI
14th May 2026253 PMAQI
14th May 2026264 PMAQI
14th May 2026215 PMAQI
14th May 2026246 PMAQI
14th May 2026257 PMAQI
14th May 2026258 PMAQI
14th May 2026229 PMAQI
14th May 20262210 PMAQI
14th May 20262411 PMAQI
15th May 20263212 AMAQI
15th May 2026291 AMAQI
15th May 2026282 AMAQI
15th May 2026283 AMAQI
15th May 2026434 AMAQI
17°C14/22°C
15th May 2026355 AMAQI
15th May 2026276 AMAQI
15th May 2026227 AMAQI
15th May 2026408 AMAQI
15th May 2026469 AMAQI
15th May 20264610 AMAQI
15th May 20264011 AMAQI
15th May 20263012 PMAQI
15th May 2026281 PMAQI
15th May 2026262 PMAQI
15th May 2026403 PMAQI
15th May 2026394 PMAQI
15th May 2026255 PMAQI
15th May 2026266 PMAQI
15th May 2026307 PMAQI
15th May 2026298 PMAQI
15th May 2026249 PMAQI
15th May 20262410 PMAQI
15th May 20262411 PMAQI
16th May 20264712 AMAQI
16th May 2026681 AMAQI
16th May 2026762 AMAQI
16th May 2026843 AMAQI
16th May 2026794 AMAQI
17°C13/22°C
16th May 2026755 AMAQI
16th May 2026716 AMAQI
16th May 2026707 AMAQI
16th May 2026868 AMAQI
16th May 2026829 AMAQI
16th May 20267310 AMAQI
16th May 20267611 AMAQI
16th May 20267812 PMAQI
16th May 2026901 PMAQI
16th May 2026862 PMAQI
16th May 2026863 PMAQI
16th May 2026884 PMAQI
16th May 2026775 PMAQI
16th May 2026686 PMAQI
16th May 2026677 PMAQI
16th May 2026728 PMAQI
16th May 2026749 PMAQI
16th May 20267910 PMAQI
16th May 20268411 PMAQI
17th May 20267712 AMAQI
17th May 2026661 AMAQI
17th May 2026772 AMAQI
17th May 2026823 AMAQI
17th May 2026744 AMAQI
18°C14/22°C
17th May 2026745 AMAQI
17th May 2026746 AMAQI
17th May 2026707 AMAQI
17th May 2026648 AMAQI
17th May 2026609 AMAQI
17th May 20265410 AMAQI
17th May 20265811 AMAQI
17th May 20266212 PMAQI
17th May 2026761 PMAQI
17th May 2026682 PMAQI
17th May 2026593 PMAQI
17th May 2026594 PMAQI
17th May 2026605 PMAQI
17th May 2026546 PMAQI
17th May 2026557 PMAQI
17th May 2026508 PMAQI
17th May 2026479 PMAQI
17th May 20264610 PMAQI
17th May 20264411 PMAQI
18th May 20265712 AMAQI
18th May 2026551 AMAQI
18th May 2026582 AMAQI
18th May 2026483 AMAQI
18th May 2026544 AMAQI
19°C14/23°C
18th May 2026615 AMAQI
18th May 2026586 AMAQI
18th May 2026647 AMAQI
18th May 2026668 AMAQI
18th May 2026619 AMAQI
18th May 20266210 AMAQI
18th May 20265311 AMAQI
18th May 20268812 PMAQI
18th May 2026441 PMAQI
18th May 2026382 PMAQI
18th May 2026373 PMAQI
18th May 2026384 PMAQI
18th May 2026485 PMAQI
18th May 2026476 PMAQI
18th May 2026457 PMAQI
18th May 2026488 PMAQI
18th May 2026509 PMAQI
18th May 20265010 PMAQI
18th May 20264611 PMAQI
19th May 20265012 AMAQI
19th May 2026521 AMAQI
19th May 2026482 AMAQI
19th May 2026473 AMAQI
19th May 2026434 AMAQI
19°C15/24°C
19th May 2026445 AMAQI
19th May 2026446 AMAQI
19th May 2026397 AMAQI
19th May 2026488 AMAQI
19th May 2026549 AMAQI
19th May 20265010 AMAQI
19th May 20265111 AMAQI
19th May 20263712 PMAQI
19th May 2026301 PMAQI
19th May 2026352 PMAQI
19th May 2026333 PMAQI
19th May 2026374 PMAQI
19th May 2026365 PMAQI
19th May 2026376 PMAQI
19th May 2026447 PMAQI
19th May 2026568 PMAQI
19th May 2026619 PMAQI
19th May 20266210 PMAQI
19th May 20266411 PMAQI
20th May 20266112 AMAQI
20th May 2026621 AMAQI
20th May 2026652 AMAQI
20th May 2026663 AMAQI
20th May 2026684 AMAQI
19°C15/23°C
20th May 2026685 AMAQI
20th May 2026746 AMAQI
20th May 2026727 AMAQI
20th May 2026728 AMAQI
20th May 2026559 AMAQI
20th May 20264810 AMAQI
20th May 20264211 AMAQI
20th May 20264212 PMAQI
20th May 2026421 PMAQI
20th May 2026452 PMAQI
20th May 2026533 PMAQI
20th May 2026594 PMAQI
20th May 2026625 PMAQI
20th May 2026636 PMAQI
20th May 2026647 PMAQI
20th May 2026648 PMAQI
20th May 2026629 PMAQI
20th May 20266510 PMAQI
20th May 20267011 PMAQI
21st May 20266612 AMAQI
21st May 2026641 AMAQI
21st May 2026642 AMAQI
21st May 2026563 AMAQI
21st May 2026394 AMAQI
18°C16/20°C
21st May 2026455 AMAQI
21st May 2026396 AMAQI
21st May 2026637 AMAQI
21st May 2026688 AMAQI
21st May 2026789 AMAQI
21st May 20267010 AMAQI
21st May 20266611 AMAQI
21st May 20266612 PMAQI
21st May 2026661 PMAQI
21st May 2026662 PMAQI
21st May 2026723 PMAQI
21st May 2026754 PMAQI
21st May 2026725 PMAQI
21st May 2026746 PMAQI
21st May 2026717 PMAQI
21st May 2026708 PMAQI
21st May 2026709 PMAQI
21st May 20267010 PMAQI
21st May 20266911 PMAQI
22nd May 20266612 AMAQI
22nd May 2026721 AMAQI
22nd May 2026672 AMAQI
22nd May 2026673 AMAQI
22nd May 2026684 AMAQI
19°C18/20°C
22nd May 2026715 AMAQI
22nd May 2026706 AMAQI
22nd May 2026717 AMAQI
22nd May 2026728 AMAQI
22nd May 2026689 AMAQI
22nd May 20266610 AMAQI
22nd May 20266911 AMAQI
22nd May 20266912 PMAQI
22nd May 2026691 PMAQI
22nd May 2026692 PMAQI
22nd May 2026693 PMAQI
22nd May 2026694 PMAQI
22nd May 2026695 PMAQI
22nd May 2026696 PMAQI
22nd May 2026697 PMAQI
22nd May 2026668 PMAQI
22nd May 2026669 PMAQI
22nd May 20267410 PMAQI
22nd May 20267611 PMAQI
23rd May 20267012 AMAQI
23rd May 2026691 AMAQI
23rd May 2026732 AMAQI
23rd May 2026703 AMAQI
23rd May 2026754 AMAQI
19°C15/23°C
23rd May 2026645 AMAQI
23rd May 2026586 AMAQI
23rd May 2026607 AMAQI
23rd May 2026598 AMAQI
23rd May 2026629 AMAQI
23rd May 20266310 AMAQI
23rd May 20266211 AMAQI
23rd May 20266212 PMAQI
23rd May 2026621 PMAQI
23rd May 2026622 PMAQI
23rd May 2026623 PMAQI
23rd May 2026584 PMAQI
23rd May 2026575 PMAQI
23rd May 2026566 PMAQI
23rd May 2026587 PMAQI
23rd May 2026558 PMAQI
23rd May 2026529 PMAQI
23rd May 20265310 PMAQI
23rd May 20265911 PMAQI
24th May 20266812 AMAQI
24th May 2026661 AMAQI
24th May 2026762 AMAQI
24th May 2026793 AMAQI
24th May 2026804 AMAQI
18°C16/20°C
24th May 2026795 AMAQI
24th May 2026766 AMAQI
24th May 2026737 AMAQI
24th May 2026728 AMAQI
24th May 2026679 AMAQI
24th May 20266110 AMAQI
24th May 20265811 AMAQI
24th May 20265812 PMAQI
24th May 2026581 PMAQI
24th May 2026582 PMAQI
24th May 2026563 PMAQI
24th May 2026534 PMAQI
24th May 2026545 PMAQI
24th May 2026546 PMAQI
24th May 2026537 PMAQI
24th May 2026468 PMAQI
24th May 2026529 PMAQI
24th May 20265610 PMAQI
24th May 20265011 PMAQI
25th May 20265012 AMAQI
25th May 2026541 AMAQI
25th May 2026542 AMAQI
25th May 2026563 AMAQI
25th May 2026534 AMAQI
19°C17/21°C
25th May 2026545 AMAQI
25th May 2026556 AMAQI
25th May 2026567 AMAQI
25th May 2026628 AMAQI
25th May 2026649 AMAQI
25th May 20265610 AMAQI
25th May 20265411 AMAQI
25th May 20265412 PMAQI
25th May 2026541 PMAQI
25th May 2026542 PMAQI
25th May 2026493 PMAQI
25th May 2026464 PMAQI
25th May 2026455 PMAQI
25th May 2026466 PMAQI
25th May 2026507 PMAQI
25th May 2026568 PMAQI
25th May 2026689 PMAQI
25th May 20265910 PMAQI
25th May 20264811 PMAQI
26th May 20264812 AMAQI
26th May 2026391 AMAQI
26th May 2026432 AMAQI
26th May 2026443 AMAQI
26th May 2026344 AMAQI
20°C18/23°C
26th May 2026325 AMAQI
26th May 2026346 AMAQI
26th May 2026397 AMAQI
26th May 2026408 AMAQI
26th May 2026459 AMAQI
26th May 20265010 AMAQI
26th May 20265211 AMAQI
26th May 20265212 PMAQI
26th May 2026561 PMAQI
26th May 2026622 PMAQI
26th May 2026663 PMAQI
26th May 2026624 PMAQI
26th May 2026235 PMAQI
26th May 2026206 PMAQI
26th May 2026217 PMAQI
26th May 2026228 PMAQI
26th May 2026309 PMAQI
26th May 20262710 PMAQI
26th May 20263211 PMAQI
27th May 20263112 AMAQI
27th May 2026261 AMAQI
27th May 2026262 AMAQI
27th May 2026263 AMAQI
27th May 2026284 AMAQI
20°C16/23°C
27th May 2026265 AMAQI
27th May 2026256 AMAQI
27th May 2026257 AMAQI
27th May 2026268 AMAQI
27th May 2026289 AMAQI
27th May 20262610 AMAQI
27th May 20262511 AMAQI
27th May 20262412 PMAQI
27th May 2026241 PMAQI
27th May 2026232 PMAQI
27th May 2026223 PMAQI
27th May 2026224 PMAQI
27th May 2026205 PMAQI
27th May 2026196 PMAQI
27th May 2026207 PMAQI
27th May 2026228 PMAQI
27th May 2026209 PMAQI
27th May 20262210 PMAQI
27th May 20262411 PMAQI
28th May 20262712 AMAQI
28th May 2026261 AMAQI
28th May 2026272 AMAQI
28th May 2026253 AMAQI
28th May 2026254 AMAQI
19°C18/20°C
28th May 2026245 AMAQI
28th May 2026246 AMAQI
28th May 2026257 AMAQI
28th May 2026258 AMAQI
28th May 2026289 AMAQI
28th May 20262710 AMAQI
28th May 20262611 AMAQI
28th May 20262612 PMAQI
28th May 2026241 PMAQI
28th May 2026242 PMAQI
28th May 2026243 PMAQI
28th May 2026254 PMAQI
28th May 2026235 PMAQI
28th May 2026286 PMAQI
28th May 2026267 PMAQI
28th May 2026268 PMAQI
28th May 2026269 PMAQI
28th May 20261810 PMAQI
28th May 20262011 PMAQI
29th May 20262012 AMAQI
29th May 2026301 AMAQI
29th May 2026222 AMAQI
29th May 2026173 AMAQI
29th May 2026144 AMAQI
19°C19/20°C
29th May 2026155 AMAQI
29th May 2026166 AMAQI
29th May 2026197 AMAQI
29th May 2026148 AMAQI
29th May 2026189 AMAQI
29th May 20262110 AMAQI
29th May 20264611 AMAQI
29th May 20263612 PMAQI
29th May 2026211 PMAQI
29th May 2026322 PMAQI
29th May 2026223 PMAQI
29th May 2026184 PMAQI
29th May 2026205 PMAQI
29th May 2026206 PMAQI
29th May 2026187 PMAQI
29th May 2026198 PMAQI
29th May 2026209 PMAQI
29th May 20261010 PMAQI
29th May 20261011 PMAQI
30th May 20261812 AMAQI
30th May 2026311 AMAQI
30th May 2026162 AMAQI
30th May 2026193 AMAQI
30th May 2026214 AMAQI
21°C16/25°C
30th May 2026155 AMAQI
30th May 202686 AMAQI
30th May 2026227 AMAQI
30th May 2026198 AMAQI
30th May 2026229 AMAQI
30th May 20262410 AMAQI
30th May 20263211 AMAQI
30th May 20262812 PMAQI
30th May 2026281 PMAQI
30th May 2026342 PMAQI
30th May 2026323 PMAQI
30th May 2026224 PMAQI
30th May 2026215 PMAQI
30th May 2026226 PMAQI
30th May 2026217 PMAQI
30th May 2026218 PMAQI
30th May 2026249 PMAQI
30th May 20262610 PMAQI
30th May 20262611 PMAQI
31st May 20262712 AMAQI
31st May 2026291 AMAQI
31st May 2026292 AMAQI
31st May 2026263 AMAQI
31st May 2026254 AMAQI
20°C15/24°C
31st May 2026245 AMAQI
31st May 2026246 AMAQI
31st May 2026257 AMAQI
31st May 2026268 AMAQI
31st May 2026269 AMAQI
31st May 20262610 AMAQI
31st May 20263211 AMAQI
31st May 20264012 PMAQI
31st May 2026311 PMAQI
31st May 2026242 PMAQI
31st May 2026233 PMAQI
31st May 2026244 PMAQI
31st May 2026235 PMAQI
31st May 2026256 PMAQI
31st May 2026327 PMAQI
31st May 2026288 PMAQI
31st May 2026259 PMAQI
31st May 20262610 PMAQI
31st May 20262711 PMAQI
1st Jun 20262712 AMAQI
1st Jun 2026271 AMAQI
1st Jun 2026262 AMAQI
1st Jun 2026283 AMAQI
1st Jun 2026274 AMAQI
21°C17/26°C
1st Jun 2026285 AMAQI
1st Jun 2026286 AMAQI
1st Jun 2026267 AMAQI
1st Jun 2026278 AMAQI
1st Jun 2026309 AMAQI
1st Jun 20263110 AMAQI
1st Jun 20262811 AMAQI
1st Jun 20263012 PMAQI
1st Jun 2026281 PMAQI
1st Jun 2026312 PMAQI
1st Jun 2026283 PMAQI
1st Jun 2026284 PMAQI
1st Jun 2026285 PMAQI
1st Jun 2026246 PMAQI
1st Jun 2026257 PMAQI
1st Jun 2026268 PMAQI
1st Jun 2026309 PMAQI
1st Jun 20262710 PMAQI
1st Jun 20262711 PMAQI
2nd Jun 20263212 AMAQI
2nd Jun 2026281 AMAQI
2nd Jun 2026322 AMAQI
2nd Jun 2026283 AMAQI
2nd Jun 2026254 AMAQI
20°C17/24°C
2nd Jun 2026265 AMAQI
2nd Jun 2026286 AMAQI
2nd Jun 2026267 AMAQI
2nd Jun 2026248 AMAQI
2nd Jun 2026289 AMAQI
2nd Jun 20263210 AMAQI
2nd Jun 20263411 AMAQI
2nd Jun 20262012 PMAQI
2nd Jun 2026161 PMAQI
2nd Jun 2026222 PMAQI
2nd Jun 2026183 PMAQI
2nd Jun 2026144 PMAQI
2nd Jun 2026125 PMAQI
2nd Jun 202666 PMAQI
2nd Jun 2026107 PMAQI
2nd Jun 202688 PMAQI
2nd Jun 202689 PMAQI
2nd Jun 2026810 PMAQI
2nd Jun 2026811 PMAQI
3rd Jun 2026812 AMAQI
3rd Jun 202681 AMAQI
3rd Jun 202662 AMAQI
3rd Jun 202643 AMAQI
3rd Jun 202684 AMAQI
19°C18/20°C
3rd Jun 202665 AMAQI
3rd Jun 202696 AMAQI
3rd Jun 202647 AMAQI
3rd Jun 202648 AMAQI
3rd Jun 202669 AMAQI
3rd Jun 20261010 AMAQI
3rd Jun 20262011 AMAQI
3rd Jun 20262112 PMAQI
3rd Jun 2026291 PMAQI
3rd Jun 2026302 PMAQI
3rd Jun 2026323 PMAQI
3rd Jun 2026194 PMAQI
3rd Jun 2026155 PMAQI
3rd Jun 2026266 PMAQI
3rd Jun 2026257 PMAQI
3rd Jun 2026248 PMAQI
3rd Jun 2026259 PMAQI
3rd Jun 20262810 PMAQI
3rd Jun 20262611 PMAQI
4th Jun 20262712 AMAQI
4th Jun 2026281 AMAQI
4th Jun 2026262 AMAQI
4th Jun 2026283 AMAQI
4th Jun 2026274 AMAQI
22°C18/26°C
4th Jun 2026255 AMAQI
5 AM4th Jun 2026266 AMAQI
4th Jun 2026247 AMAQI
4th Jun 2026258 AMAQI
4th Jun 2026269 AMAQI
4th Jun 20262610 AMAQI
4th Jun 20262511 AMAQI
4th Jun 20262412 PMAQI
12 PM4th Jun 2026251 PMAQI
4th Jun 2026242 PMAQI
4th Jun 2026243 PMAQI
4th Jun 2026264 PMAQI
4th Jun 2026265 PMAQI
4th Jun 2026256 PMAQI
4th Jun 2026227 PMAQI
7 PM4th Jun 2026228 PMAQI
4th Jun 2026229 PMAQI
4th Jun 20262410 PMAQI
4th Jun 20262611 PMAQI
12 AM
4 AM
19°C17/21°C
Day time
Avg. Highest Time
9 AM - 10 AM
45AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
5 PM - 7 PM
34AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 10 AM (Avg. 45), while the lowest AQI was between 5 PM to 7 PM (Avg. 34).
Night time
Avg. Highest Time
4 AM
43AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM - 11 PM
36AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 43), while the lowest AQI was between 8 PM to 11 PM (Avg. 36).
2026 Days Vs Air Quality
Iwakuni, Yamaguchi, Japan
2026
81%
126
19%
29
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Good
126 DaysModerate
29 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2026, 81% of 155 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
Iwakuni, 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
22AQI (US)
22AQI (US)
2nd January 2026
18AQI (US)
18AQI (US)
3rd January 2026
23AQI (US)
23AQI (US)
4th January 2026
36AQI (US)
36AQI (US)
5th January 2026
45AQI (US)
45AQI (US)
6th January 2026
30AQI (US)
30AQI (US)
7th January 2026
31AQI (US)
31AQI (US)
8th January 2026
34AQI (US)
34AQI (US)
9th January 2026
20AQI (US)
20AQI (US)
10th January 2026
30AQI (US)
30AQI (US)
11th January 2026
27AQI (US)
27AQI (US)
12th January 2026
22AQI (US)
22AQI (US)
13th January 2026
32AQI (US)
32AQI (US)
14th January 2026
26AQI (US)
26AQI (US)
15th January 2026
42AQI (US)
42AQI (US)
16th January 2026
63AQI (US)
63AQI (US)
17th January 2026
64AQI (US)
64AQI (US)
18th January 2026
64AQI (US)
64AQI (US)
19th January 2026
70AQI (US)
70AQI (US)
20th January 2026
28AQI (US)
28AQI (US)
21st January 2026
10AQI (US)
10AQI (US)
22nd January 2026
20AQI (US)
20AQI (US)
23rd January 2026
35AQI (US)
35AQI (US)
24th January 2026
46AQI (US)
46AQI (US)
25th January 2026
28AQI (US)
28AQI (US)
26th January 2026
21AQI (US)
21AQI (US)
27th January 2026
40AQI (US)
40AQI (US)
28th January 2026
32AQI (US)
32AQI (US)
29th January 2026
34AQI (US)
34AQI (US)
30th January 2026
24AQI (US)
24AQI (US)
31st January 2026
18AQI (US)
18AQI (US)
1st February 2026
42AQI (US)
42AQI (US)
2nd February 2026
42AQI (US)
42AQI (US)
3rd February 2026
29AQI (US)
29AQI (US)
4th February 2026
36AQI (US)
36AQI (US)
5th February 2026
46AQI (US)
46AQI (US)
6th February 2026
46AQI (US)
46AQI (US)
7th February 2026
26AQI (US)
26AQI (US)
8th February 2026
27AQI (US)
27AQI (US)
9th February 2026
36AQI (US)
36AQI (US)
10th February 2026
42AQI (US)
42AQI (US)
11th February 2026
21AQI (US)
21AQI (US)
12th February 2026
36AQI (US)
36AQI (US)
13th February 2026
54AQI (US)
54AQI (US)
14th February 2026
61AQI (US)
61AQI (US)
15th February 2026
48AQI (US)
48AQI (US)
16th February 2026
57AQI (US)
57AQI (US)
17th February 2026
24AQI (US)
24AQI (US)
18th February 2026
28AQI (US)
28AQI (US)
19th February 2026
48AQI (US)
48AQI (US)
20th February 2026
42AQI (US)
42AQI (US)
21st February 2026
59AQI (US)
59AQI (US)
22nd February 2026
46AQI (US)
46AQI (US)
23rd February 2026
44AQI (US)
44AQI (US)
24th February 2026
32AQI (US)
32AQI (US)
25th February 2026
24AQI (US)
24AQI (US)
26th February 2026
12AQI (US)
12AQI (US)
27th February 2026
50AQI (US)
50AQI (US)
28th February 2026
32AQI (US)
32AQI (US)
1st March 2026
37AQI (US)
37AQI (US)
2nd March 2026
58AQI (US)
58AQI (US)
3rd March 2026
37AQI (US)
37AQI (US)
4th March 2026
43AQI (US)
43AQI (US)
5th March 2026
48AQI (US)
48AQI (US)
6th March 2026
50AQI (US)
50AQI (US)
7th March 2026
45AQI (US)
45AQI (US)
8th March 2026
37AQI (US)
37AQI (US)
9th March 2026
42AQI (US)
42AQI (US)
10th March 2026
58AQI (US)
58AQI (US)
11th March 2026
54AQI (US)
54AQI (US)
12th March 2026
58AQI (US)
58AQI (US)
13th March 2026
36AQI (US)
36AQI (US)
14th March 2026
42AQI (US)
42AQI (US)
15th March 2026
58AQI (US)
58AQI (US)
16th March 2026
50AQI (US)
50AQI (US)
17th March 2026
42AQI (US)
42AQI (US)
18th March 2026
48AQI (US)
48AQI (US)
19th March 2026
48AQI (US)
48AQI (US)
20th March 2026
53AQI (US)
53AQI (US)
21st March 2026
41AQI (US)
41AQI (US)
22nd March 2026
48AQI (US)
48AQI (US)
23rd March 2026
34AQI (US)
34AQI (US)
24th March 2026
46AQI (US)
46AQI (US)
25th March 2026
60AQI (US)
60AQI (US)
26th March 2026
34AQI (US)
34AQI (US)
27th March 2026
48AQI (US)
48AQI (US)
28th March 2026
68AQI (US)
68AQI (US)
29th March 2026
70AQI (US)
70AQI (US)
30th March 2026
66AQI (US)
66AQI (US)
31st March 2026
17AQI (US)
17AQI (US)
1st April 2026
11AQI (US)
11AQI (US)
2nd April 2026
52AQI (US)
52AQI (US)
3rd April 2026
48AQI (US)
48AQI (US)
4th April 2026
44AQI (US)
44AQI (US)
5th April 2026
39AQI (US)
39AQI (US)
6th April 2026
48AQI (US)
48AQI (US)
7th April 2026
23AQI (US)
23AQI (US)
8th April 2026
22AQI (US)
22AQI (US)
9th April 2026
32AQI (US)
32AQI (US)
10th April 2026
45AQI (US)
45AQI (US)
11th April 2026
30AQI (US)
30AQI (US)
12th April 2026
34AQI (US)
34AQI (US)
13th April 2026
37AQI (US)
37AQI (US)
14th April 2026
40AQI (US)
40AQI (US)
15th April 2026
27AQI (US)
27AQI (US)
16th April 2026
20AQI (US)
20AQI (US)
17th April 2026
34AQI (US)
34AQI (US)
18th April 2026
30AQI (US)
30AQI (US)
19th April 2026
31AQI (US)
31AQI (US)
20th April 2026
34AQI (US)
34AQI (US)
21st April 2026
38AQI (US)
38AQI (US)
22nd April 2026
45AQI (US)
45AQI (US)
23rd April 2026
34AQI (US)
34AQI (US)
24th April 2026
28AQI (US)
28AQI (US)
25th April 2026
46AQI (US)
46AQI (US)
26th April 2026
49AQI (US)
49AQI (US)
27th April 2026
50AQI (US)
50AQI (US)
28th April 2026
48AQI (US)
48AQI (US)
29th April 2026
42AQI (US)
42AQI (US)
30th April 2026
28AQI (US)
28AQI (US)
1st May 2026
48AQI (US)
48AQI (US)
2nd May 2026
52AQI (US)
52AQI (US)
3rd May 2026
36AQI (US)
36AQI (US)
4th May 2026
23AQI (US)
23AQI (US)
5th May 2026
24AQI (US)
24AQI (US)
6th May 2026
28AQI (US)
28AQI (US)
7th May 2026
30AQI (US)
30AQI (US)
8th May 2026
26AQI (US)
26AQI (US)
9th May 2026
27AQI (US)
27AQI (US)
10th May 2026
30AQI (US)
30AQI (US)
11th May 2026
30AQI (US)
30AQI (US)
12th May 2026
28AQI (US)
28AQI (US)
13th May 2026
36AQI (US)
36AQI (US)
14th May 2026
29AQI (US)
29AQI (US)
15th May 2026
32AQI (US)
32AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
63AQI (US)
63AQI (US)
18th May 2026
53AQI (US)
53AQI (US)
19th May 2026
46AQI (US)
46AQI (US)
20th May 2026
60AQI (US)
60AQI (US)
21st May 2026
65AQI (US)
65AQI (US)
22nd May 2026
69AQI (US)
69AQI (US)
23rd May 2026
62AQI (US)
62AQI (US)
24th May 2026
62AQI (US)
62AQI (US)
25th May 2026
54AQI (US)
54AQI (US)
26th May 2026
40AQI (US)
40AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
21AQI (US)
21AQI (US)
30th May 2026
23AQI (US)
23AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
28AQI (US)
28AQI (US)
2nd June 2026
20AQI (US)
20AQI (US)
3rd June 2026
16AQI (US)
16AQI (US)
4th June 2026
25AQI (US)
25AQI (US)
5th June 2026
6th June 2026
7th June 2026
8th June 2026
9th June 2026
10th June 2026
11th June 2026
12th June 2026
13th June 2026
14th June 2026
15th June 2026
16th June 2026
17th June 2026
18th June 2026
19th June 2026
20th June 2026
21st June 2026
22nd June 2026
23rd June 2026
24th June 2026
25th June 2026
26th June 2026
27th June 2026
28th June 2026
29th June 2026
30th June 2026
1st July 2026
2nd July 2026
3rd July 2026
4th July 2026
5th July 2026
6th July 2026
7th July 2026
8th July 2026
9th July 2026
10th July 2026
11th July 2026
12th July 2026
13th July 2026
14th July 2026
15th July 2026
16th July 2026
17th July 2026
18th July 2026
19th July 2026
20th July 2026
21st July 2026
22nd July 2026
23rd July 2026
24th July 2026
25th July 2026
26th July 2026
27th July 2026
28th July 2026
29th July 2026
30th July 2026
31st July 2026
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
33AQI (US)
39AQI (US)
48AQI (US)
36AQI (US)
40AQI (US)
22AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202639AQI (US)
27
4
24
4
21
10
29
1
21
10
4
126
29
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
June22AQI (US)
202544AQI (US)
28
3
25
3
20
11
20
10
22
9
16
14
16
15
31
30
18
13
16
14
19
12
261
104
Highest AQI (US) recorded in
July53AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202438AQI (US)
29
1
24
5
24
7
16
14
22
9
25
5
29
2
23
8
24
6
31
26
4
31
304
61
Highest AQI (US) recorded in
April50AQI (US)
Lowest AQI (US) recorded in
December31AQI (US)
202341AQI (US)
25
5
1
28
20
11
12
18
21
10
19
11
27
4
29
2
27
3
26
5
22
7
26
5
282
81
1
Highest AQI (US) recorded in
April51AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202241AQI (US)
27
3
19
2
21
10
19
11
15
16
19
11
15
7
1
25
4
26
5
23
7
31
241
76
Highest AQI (US) recorded in
May54AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202139AQI (US)
24
7
20
8
23
6
17
4
24
7
11
19
23
8
27
4
24
6
24
7
24
6
30
1
271
83
Highest AQI (US) recorded in
June51AQI (US)
Lowest AQI (US) recorded in
December32AQI (US)
202036AQI (US)
11
2
17
4
13
5
18
12
28
3
16
7
18
1
26
5
27
3
27
4
201
46
Highest AQI (US) recorded in
June45AQI (US)
Lowest AQI (US) recorded in
July30AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
44AQI (US)Least Polluted Year Recorded
2020(Avg.)
36AQI (US)Iwakuni's annual 2026 AQI (US) (39) shows an average percentage change of -1.6% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (39), 2022 (41), 2023 (41), 2024 (38), 2025 (44).
