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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Kori, Yaizu, Shizuoka, 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

Kori, Yaizu, Shizuoka, Japan

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
15th Aug 2023
75AQI
Lowest AQI recorded on
28th Aug 2024
10AQI

Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 25 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 16th Aug - 17th Aug 2026

Kori, Yaizu, Shizuoka, Japan

AQI
Day
Night
.

4 AM16th Aug 2026

6 PM

3 AM17th Aug 2026

Day time
Avg. Highest Time
2PM16th Aug

42AQI

Avg. Lowest Time
11AM16th Aug

25AQI

Night time
Avg. Highest Time
8PM16th Aug

27AQI

Avg. Lowest Time
3AM17th Aug

21AQI

In the last 24 hours,

Kori's AQI reached its highest point of 42 at 2 PM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Kori, Yaizu, Shizuoka, Japan

JulAug
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th
Day
Night
19th Jul 2026254 AMAQI
19th Jul 2026255 AMAQI
19th Jul 2026256 AMAQI
19th Jul 2026217 AMAQI
19th Jul 2026148 AMAQI
19th Jul 202699 AMAQI
19th Jul 2026910 AMAQI
19th Jul 2026811 AMAQI
19th Jul 2026812 PMAQI
19th Jul 202681 PMAQI
19th Jul 202682 PMAQI
19th Jul 202683 PMAQI
19th Jul 2026104 PMAQI
19th Jul 2026125 PMAQI
19th Jul 2026176 PMAQI
19th Jul 2026167 PMAQI
19th Jul 2026108 PMAQI
19th Jul 202699 PMAQI
19th Jul 2026810 PMAQI
19th Jul 20261611 PMAQI
20th Jul 20262712 AMAQI
20th Jul 2026311 AMAQI
20th Jul 2026292 AMAQI
20th Jul 2026253 AMAQI

27°C23/30°C

20th Jul 2026254 AMAQI
20th Jul 2026255 AMAQI
20th Jul 2026216 AMAQI
20th Jul 2026217 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262910 AMAQI
20th Jul 20263411 AMAQI
20th Jul 20263312 PMAQI
20th Jul 2026401 PMAQI
20th Jul 2026382 PMAQI
20th Jul 2026423 PMAQI
20th Jul 2026554 PMAQI
20th Jul 2026545 PMAQI
20th Jul 2026576 PMAQI
20th Jul 2026597 PMAQI
20th Jul 2026568 PMAQI
20th Jul 2026409 PMAQI
20th Jul 20263110 PMAQI
20th Jul 20262711 PMAQI
21st Jul 20262412 AMAQI
21st Jul 2026231 AMAQI
21st Jul 2026292 AMAQI
21st Jul 2026363 AMAQI

28°C24/31°C

21st Jul 2026314 AMAQI
21st Jul 2026335 AMAQI
21st Jul 2026256 AMAQI
21st Jul 2026367 AMAQI
21st Jul 2026368 AMAQI
21st Jul 2026449 AMAQI
21st Jul 20264610 AMAQI
21st Jul 20265411 AMAQI
21st Jul 2026731 PMAQI
21st Jul 2026792 PMAQI
21st Jul 2026893 PMAQI
21st Jul 2026874 PMAQI
21st Jul 2026975 PMAQI
21st Jul 2026946 PMAQI
21st Jul 20261067 PMAQI
21st Jul 2026988 PMAQI
21st Jul 20261129 PMAQI
21st Jul 202610210 PMAQI
21st Jul 20268211 PMAQI
22nd Jul 20268112 AMAQI
22nd Jul 2026791 AMAQI
22nd Jul 2026662 AMAQI
22nd Jul 2026553 AMAQI

28°C25/32°C

22nd Jul 2026584 AMAQI
22nd Jul 2026595 AMAQI
22nd Jul 2026556 AMAQI
22nd Jul 2026547 AMAQI
22nd Jul 2026588 AMAQI
22nd Jul 2026639 AMAQI
22nd Jul 20266810 AMAQI
22nd Jul 20267211 AMAQI
22nd Jul 20268112 PMAQI
22nd Jul 2026831 PMAQI
22nd Jul 2026872 PMAQI
22nd Jul 2026983 PMAQI
22nd Jul 20261124 PMAQI
22nd Jul 20261255 PMAQI
22nd Jul 20261506 PMAQI
22nd Jul 20261507 PMAQI
22nd Jul 20261088 PMAQI
22nd Jul 2026879 PMAQI
22nd Jul 20266810 PMAQI
22nd Jul 20265711 PMAQI
23rd Jul 20265712 AMAQI
23rd Jul 2026581 AMAQI
23rd Jul 2026552 AMAQI
23rd Jul 2026573 AMAQI

29°C25/33°C

23rd Jul 2026554 AMAQI
23rd Jul 2026565 AMAQI
23rd Jul 2026606 AMAQI
23rd Jul 2026627 AMAQI
23rd Jul 2026718 AMAQI
23rd Jul 2026769 AMAQI
23rd Jul 20267610 AMAQI
23rd Jul 20269011 AMAQI
23rd Jul 20269812 PMAQI
23rd Jul 2026901 PMAQI
23rd Jul 2026812 PMAQI
23rd Jul 2026733 PMAQI
23rd Jul 2026674 PMAQI
23rd Jul 2026565 PMAQI
23rd Jul 2026516 PMAQI
23rd Jul 2026337 PMAQI
23rd Jul 2026568 PMAQI
23rd Jul 2026959 PMAQI
23rd Jul 20269210 PMAQI
23rd Jul 20269011 PMAQI
24th Jul 20268812 AMAQI
24th Jul 2026831 AMAQI
24th Jul 2026722 AMAQI
24th Jul 2026713 AMAQI

29°C25/34°C

24th Jul 2026704 AMAQI
24th Jul 2026695 AMAQI
24th Jul 2026656 AMAQI
24th Jul 2026657 AMAQI
24th Jul 2026668 AMAQI
24th Jul 2026629 AMAQI
24th Jul 20266210 AMAQI
24th Jul 20266711 AMAQI
24th Jul 20266612 PMAQI
24th Jul 2026741 PMAQI
24th Jul 2026852 PMAQI
24th Jul 2026883 PMAQI
24th Jul 2026814 PMAQI
24th Jul 2026785 PMAQI
24th Jul 2026836 PMAQI
24th Jul 2026867 PMAQI
24th Jul 2026908 PMAQI
24th Jul 2026809 PMAQI
24th Jul 20267510 PMAQI
24th Jul 20268111 PMAQI
25th Jul 20268212 AMAQI
25th Jul 2026851 AMAQI
25th Jul 2026852 AMAQI
25th Jul 2026853 AMAQI

28°C25/31°C

25th Jul 2026794 AMAQI
25th Jul 2026785 AMAQI
25th Jul 2026716 AMAQI
25th Jul 2026767 AMAQI
25th Jul 2026788 AMAQI
25th Jul 2026789 AMAQI
25th Jul 20268610 AMAQI
25th Jul 20268511 AMAQI
25th Jul 20269912 PMAQI
25th Jul 20261061 PMAQI
25th Jul 20261122 PMAQI
25th Jul 20261223 PMAQI
25th Jul 20261084 PMAQI
25th Jul 2026735 PMAQI
25th Jul 2026606 PMAQI
25th Jul 2026527 PMAQI
25th Jul 2026628 PMAQI
25th Jul 2026629 PMAQI
25th Jul 20265610 PMAQI
25th Jul 20266311 PMAQI
26th Jul 20263112 AMAQI
26th Jul 2026551 AMAQI
26th Jul 2026482 AMAQI
26th Jul 2026123 AMAQI

29°C25/32°C

26th Jul 2026164 AMAQI
26th Jul 2026185 AMAQI
26th Jul 2026206 AMAQI
26th Jul 2026197 AMAQI
26th Jul 2026188 AMAQI
26th Jul 2026189 AMAQI
26th Jul 20262010 AMAQI
26th Jul 20262511 AMAQI
26th Jul 20262912 PMAQI
26th Jul 2026361 PMAQI
26th Jul 2026442 PMAQI
26th Jul 2026443 PMAQI
26th Jul 2026514 PMAQI
26th Jul 2026585 PMAQI
26th Jul 2026726 PMAQI
26th Jul 2026667 PMAQI
26th Jul 2026278 PMAQI
26th Jul 202689 PMAQI
26th Jul 2026810 PMAQI
26th Jul 2026811 PMAQI
27th Jul 2026912 AMAQI
27th Jul 2026101 AMAQI
27th Jul 2026122 AMAQI
27th Jul 2026143 AMAQI

27°C26/29°C

27th Jul 2026144 AMAQI
27th Jul 2026135 AMAQI
27th Jul 2026186 AMAQI
27th Jul 2026197 AMAQI
27th Jul 2026188 AMAQI
27th Jul 2026189 AMAQI
27th Jul 20261810 AMAQI
27th Jul 20261811 AMAQI
27th Jul 20261812 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026442 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026197 PMAQI
27th Jul 2026178 PMAQI
27th Jul 2026149 PMAQI
27th Jul 20261710 PMAQI
27th Jul 20261211 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026121 AMAQI
28th Jul 2026142 AMAQI
28th Jul 2026253 AMAQI

26°C24/29°C

28th Jul 2026254 AMAQI
28th Jul 2026255 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026219 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262511 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026362 PMAQI
28th Jul 2026443 PMAQI
28th Jul 2026544 PMAQI
28th Jul 2026495 PMAQI
28th Jul 2026386 PMAQI
28th Jul 2026307 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026259 PMAQI
28th Jul 20262510 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262112 AMAQI
29th Jul 2026211 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026253 AMAQI

26°C24/29°C

29th Jul 2026254 AMAQI
29th Jul 2026255 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026198 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20263311 AMAQI
29th Jul 20262312 PMAQI
29th Jul 2026141 PMAQI
29th Jul 2026192 PMAQI
29th Jul 2026193 PMAQI
29th Jul 2026404 PMAQI
29th Jul 2026385 PMAQI
29th Jul 2026386 PMAQI
29th Jul 2026407 PMAQI
29th Jul 2026408 PMAQI
29th Jul 2026369 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262911 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026253 AMAQI

28°C23/34°C

30th Jul 2026274 AMAQI
30th Jul 2026235 AMAQI
30th Jul 2026296 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026219 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20263611 AMAQI
30th Jul 20264812 PMAQI
30th Jul 2026601 PMAQI
30th Jul 2026582 PMAQI
30th Jul 2026583 PMAQI
30th Jul 2026634 PMAQI
30th Jul 2026705 PMAQI
30th Jul 2026886 PMAQI
30th Jul 2026997 PMAQI
30th Jul 20261158 PMAQI
30th Jul 20261089 PMAQI
30th Jul 20269210 PMAQI
30th Jul 20269511 PMAQI
31st Jul 20269712 AMAQI
31st Jul 2026871 AMAQI
31st Jul 2026792 AMAQI
31st Jul 2026643 AMAQI

29°C24/36°C

31st Jul 2026574 AMAQI
31st Jul 2026535 AMAQI
31st Jul 2026566 AMAQI
31st Jul 2026527 AMAQI
31st Jul 2026428 AMAQI
31st Jul 2026549 AMAQI
31st Jul 20266310 AMAQI
31st Jul 20267511 AMAQI
31st Jul 20268812 PMAQI
31st Jul 2026871 PMAQI
31st Jul 2026812 PMAQI
31st Jul 2026683 PMAQI
31st Jul 2026554 PMAQI
31st Jul 2026405 PMAQI
31st Jul 2026486 PMAQI
31st Jul 2026297 PMAQI
31st Jul 2026218 PMAQI
31st Jul 2026279 PMAQI
31st Jul 20263310 PMAQI
31st Jul 20263111 PMAQI
1st Aug 20264212 AMAQI
1st Aug 2026461 AMAQI
1st Aug 2026502 AMAQI
1st Aug 2026533 AMAQI

29°C25/33°C

1st Aug 2026574 AMAQI
1st Aug 2026535 AMAQI
1st Aug 2026486 AMAQI
1st Aug 2026467 AMAQI
1st Aug 2026338 AMAQI
1st Aug 2026449 AMAQI
1st Aug 20265110 AMAQI
1st Aug 20266011 AMAQI
1st Aug 20266712 PMAQI
1st Aug 2026711 PMAQI
1st Aug 2026762 PMAQI
1st Aug 2026763 PMAQI
1st Aug 2026704 PMAQI
1st Aug 2026695 PMAQI
1st Aug 2026696 PMAQI
1st Aug 2026667 PMAQI
1st Aug 2026598 PMAQI
1st Aug 2026649 PMAQI
1st Aug 20265410 PMAQI
1st Aug 20264411 PMAQI
2nd Aug 20264612 AMAQI
2nd Aug 2026521 AMAQI
2nd Aug 2026502 AMAQI
2nd Aug 2026593 AMAQI

28°C25/33°C

2nd Aug 2026624 AMAQI
2nd Aug 2026625 AMAQI
2nd Aug 2026626 AMAQI
2nd Aug 2026637 AMAQI
2nd Aug 2026648 AMAQI
2nd Aug 2026649 AMAQI
2nd Aug 20266610 AMAQI
2nd Aug 20267411 AMAQI
2nd Aug 20268112 PMAQI
2nd Aug 2026641 PMAQI
2nd Aug 2026702 PMAQI
2nd Aug 2026713 PMAQI
2nd Aug 2026704 PMAQI
2nd Aug 2026665 PMAQI
2nd Aug 2026646 PMAQI
2nd Aug 2026697 PMAQI
2nd Aug 2026628 PMAQI
2nd Aug 2026469 PMAQI
2nd Aug 20264410 PMAQI
2nd Aug 20264811 PMAQI
3rd Aug 20264812 AMAQI
3rd Aug 2026381 AMAQI
3rd Aug 2026332 AMAQI
3rd Aug 2026313 AMAQI

29°C25/33°C

3rd Aug 2026254 AMAQI
3rd Aug 2026215 AMAQI
3rd Aug 2026216 AMAQI
3rd Aug 2026127 AMAQI
3rd Aug 202698 AMAQI
3rd Aug 202699 AMAQI
3rd Aug 2026810 AMAQI
3rd Aug 2026811 AMAQI
3rd Aug 2026812 PMAQI
3rd Aug 202681 PMAQI
3rd Aug 2026102 PMAQI
3rd Aug 2026123 PMAQI
3rd Aug 2026174 PMAQI
3rd Aug 2026255 PMAQI
3rd Aug 2026256 PMAQI
3rd Aug 2026167 PMAQI
3rd Aug 2026168 PMAQI
3rd Aug 2026129 PMAQI
3rd Aug 20261810 PMAQI
3rd Aug 20262011 PMAQI
4th Aug 20261612 AMAQI
4th Aug 2026111 AMAQI
4th Aug 2026142 AMAQI
4th Aug 2026123 AMAQI

26°C25/29°C

4th Aug 2026144 AMAQI
4th Aug 2026185 AMAQI
4th Aug 2026276 AMAQI
4th Aug 2026187 AMAQI
4th Aug 2026178 AMAQI
4th Aug 2026139 AMAQI
4th Aug 20261410 AMAQI
4th Aug 20261411 AMAQI
4th Aug 20261012 PMAQI
4th Aug 2026161 PMAQI
4th Aug 2026192 PMAQI
4th Aug 2026183 PMAQI
4th Aug 2026344 PMAQI
4th Aug 2026305 PMAQI
4th Aug 2026226 PMAQI
4th Aug 2026187 PMAQI
4th Aug 2026238 PMAQI
4th Aug 2026209 PMAQI
4th Aug 20264010 PMAQI
4th Aug 20262311 PMAQI
5th Aug 20262512 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026292 AMAQI
5th Aug 2026313 AMAQI

26°C23/30°C

5th Aug 2026364 AMAQI
5th Aug 2026365 AMAQI
5th Aug 2026336 AMAQI
5th Aug 2026337 AMAQI
5th Aug 2026338 AMAQI
5th Aug 2026319 AMAQI
5th Aug 20262710 AMAQI
5th Aug 20262511 AMAQI
5th Aug 20262712 PMAQI
5th Aug 2026321 PMAQI
5th Aug 2026342 PMAQI
5th Aug 2026253 PMAQI
5th Aug 2026274 PMAQI
5th Aug 2026255 PMAQI
5th Aug 2026216 PMAQI
5th Aug 2026217 PMAQI
5th Aug 2026278 PMAQI
5th Aug 2026279 PMAQI
5th Aug 20262910 PMAQI
5th Aug 20262711 PMAQI
6th Aug 20262912 AMAQI
6th Aug 2026271 AMAQI
6th Aug 2026272 AMAQI
6th Aug 2026293 AMAQI

26°C22/31°C

6th Aug 2026314 AMAQI
6th Aug 2026315 AMAQI
6th Aug 2026316 AMAQI
6th Aug 2026367 AMAQI
6th Aug 2026388 AMAQI
6th Aug 2026299 AMAQI
6th Aug 20262910 AMAQI
6th Aug 20263111 AMAQI
6th Aug 20262912 PMAQI
6th Aug 2026311 PMAQI
6th Aug 2026312 PMAQI
6th Aug 2026293 PMAQI
6th Aug 2026314 PMAQI
6th Aug 2026295 PMAQI
6th Aug 2026296 PMAQI
6th Aug 2026337 PMAQI
6th Aug 2026338 PMAQI
6th Aug 2026339 PMAQI
6th Aug 20263310 PMAQI
6th Aug 20263311 PMAQI
7th Aug 20262112 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026232 AMAQI
7th Aug 2026233 AMAQI

28°C24/32°C

7th Aug 2026254 AMAQI
7th Aug 2026275 AMAQI
7th Aug 2026236 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026238 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20262111 AMAQI
7th Aug 20262112 PMAQI
7th Aug 2026301 PMAQI
7th Aug 2026342 PMAQI
7th Aug 2026403 PMAQI
7th Aug 2026484 PMAQI
7th Aug 2026365 PMAQI
7th Aug 2026296 PMAQI
7th Aug 2026237 PMAQI
7th Aug 2026228 PMAQI
7th Aug 2026219 PMAQI
7th Aug 20262110 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20262112 AMAQI
8th Aug 2026291 AMAQI
8th Aug 2026462 AMAQI
8th Aug 2026333 AMAQI

27°C24/31°C

8th Aug 2026294 AMAQI
8th Aug 2026255 AMAQI
8th Aug 2026216 AMAQI
8th Aug 2026237 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026259 AMAQI
8th Aug 20262310 AMAQI
8th Aug 20263111 AMAQI
8th Aug 20263612 PMAQI
8th Aug 2026331 PMAQI
8th Aug 2026312 PMAQI
8th Aug 2026403 PMAQI
8th Aug 2026444 PMAQI
8th Aug 2026385 PMAQI
8th Aug 2026336 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026219 PMAQI
8th Aug 20262110 PMAQI
8th Aug 20262211 PMAQI
9th Aug 20262912 AMAQI
9th Aug 2026211 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026213 AMAQI

27°C24/31°C

9th Aug 2026254 AMAQI
9th Aug 2026215 AMAQI
9th Aug 2026256 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026218 AMAQI
9th Aug 2026219 AMAQI
9th Aug 20262110 AMAQI
9th Aug 20262511 AMAQI
9th Aug 20262712 PMAQI
9th Aug 2026471 PMAQI
9th Aug 2026482 PMAQI
9th Aug 2026463 PMAQI
9th Aug 2026484 PMAQI
9th Aug 2026445 PMAQI
9th Aug 2026466 PMAQI
9th Aug 2026367 PMAQI
9th Aug 2026238 PMAQI
9th Aug 2026259 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262512 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026253 AMAQI

27°C24/30°C

10th Aug 2026254 AMAQI
10th Aug 2026255 AMAQI
10th Aug 2026256 AMAQI
10th Aug 2026217 AMAQI
10th Aug 2026258 AMAQI
10th Aug 2026219 AMAQI
10th Aug 20262910 AMAQI
10th Aug 20262911 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026402 PMAQI
10th Aug 2026363 PMAQI
10th Aug 2026334 PMAQI
10th Aug 2026465 PMAQI
10th Aug 2026386 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026298 PMAQI
10th Aug 2026259 PMAQI
10th Aug 20262910 PMAQI
10th Aug 20262511 PMAQI
11th Aug 20262512 AMAQI
11th Aug 2026331 AMAQI
11th Aug 2026292 AMAQI
11th Aug 2026233 AMAQI

25°C24/28°C

11th Aug 2026294 AMAQI
11th Aug 2026295 AMAQI
11th Aug 2026256 AMAQI
11th Aug 2026257 AMAQI
11th Aug 2026298 AMAQI
11th Aug 2026259 AMAQI
11th Aug 20263310 AMAQI
11th Aug 20262911 AMAQI
11th Aug 20262112 PMAQI
11th Aug 2026231 PMAQI
11th Aug 2026232 PMAQI
11th Aug 2026273 PMAQI
11th Aug 2026334 PMAQI
11th Aug 2026295 PMAQI
11th Aug 2026256 PMAQI
11th Aug 2026277 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026259 PMAQI
11th Aug 20263810 PMAQI
11th Aug 20262511 PMAQI
12th Aug 20263312 AMAQI
12th Aug 2026331 AMAQI
12th Aug 2026292 AMAQI
12th Aug 2026333 AMAQI

23°C23/24°C

12th Aug 2026254 AMAQI
12th Aug 2026295 AMAQI
12th Aug 2026256 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026238 AMAQI
12th Aug 2026239 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20262511 AMAQI
12th Aug 20262512 PMAQI
12th Aug 2026311 PMAQI
12th Aug 2026292 PMAQI
12th Aug 2026293 PMAQI
12th Aug 2026214 PMAQI
12th Aug 2026335 PMAQI
12th Aug 2026426 PMAQI
12th Aug 2026467 PMAQI
12th Aug 2026238 PMAQI
12th Aug 2026339 PMAQI
12th Aug 20262510 PMAQI
12th Aug 20262511 PMAQI
13th Aug 20262112 AMAQI
13th Aug 2026211 AMAQI
13th Aug 2026252 AMAQI
13th Aug 2026253 AMAQI

24°C22/27°C

13th Aug 2026254 AMAQI
13th Aug 2026215 AMAQI
13th Aug 2026216 AMAQI
13th Aug 2026257 AMAQI
13th Aug 2026218 AMAQI
13th Aug 2026389 AMAQI
13th Aug 20263310 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20262312 PMAQI
13th Aug 2026291 PMAQI
13th Aug 2026212 PMAQI
13th Aug 2026293 PMAQI
13th Aug 2026504 PMAQI
13th Aug 2026465 PMAQI
13th Aug 2026406 PMAQI
13th Aug 2026337 PMAQI
13th Aug 2026258 PMAQI
13th Aug 2026219 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20262511 PMAQI
14th Aug 20262112 AMAQI
14th Aug 2026251 AMAQI
14th Aug 2026292 AMAQI
14th Aug 2026293 AMAQI

25°C21/30°C

14th Aug 2026194 AMAQI
14th Aug 2026275 AMAQI
14th Aug 2026276 AMAQI
14th Aug 2026257 AMAQI
14th Aug 2026238 AMAQI
14th Aug 2026219 AMAQI
14th Aug 20261710 AMAQI
14th Aug 20262511 AMAQI
14th Aug 20261412 PMAQI
14th Aug 2026121 PMAQI
14th Aug 2026292 PMAQI
14th Aug 2026253 PMAQI
14th Aug 2026124 PMAQI
14th Aug 2026195 PMAQI
14th Aug 2026196 PMAQI
14th Aug 2026257 PMAQI
14th Aug 2026238 PMAQI
14th Aug 2026259 PMAQI
14th Aug 20261710 PMAQI
14th Aug 20261911 PMAQI
15th Aug 20262312 AMAQI
15th Aug 2026211 AMAQI
15th Aug 2026212 AMAQI
15th Aug 2026213 AMAQI

25°C22/30°C

15th Aug 2026254 AMAQI
15th Aug 2026215 AMAQI
15th Aug 2026216 AMAQI
15th Aug 2026217 AMAQI
15th Aug 2026218 AMAQI
15th Aug 2026199 AMAQI
15th Aug 20262310 AMAQI
15th Aug 20262511 AMAQI
15th Aug 20262912 PMAQI
15th Aug 2026291 PMAQI
15th Aug 2026212 PMAQI
15th Aug 2026293 PMAQI
15th Aug 2026404 PMAQI
15th Aug 2026445 PMAQI
15th Aug 2026386 PMAQI
15th Aug 2026257 PMAQI
15th Aug 2026218 PMAQI
15th Aug 2026219 PMAQI
15th Aug 20262110 PMAQI
15th Aug 20262111 PMAQI
16th Aug 20262112 AMAQI
16th Aug 2026251 AMAQI
16th Aug 2026252 AMAQI
16th Aug 2026213 AMAQI

26°C22/29°C

16th Aug 2026254 AMAQI
16th Aug 2026255 AMAQI
16th Aug 2026256 AMAQI
16th Aug 2026257 AMAQI
16th Aug 2026258 AMAQI
16th Aug 2026389 AMAQI
16th Aug 20262510 AMAQI
16th Aug 20262511 AMAQI
16th Aug 20263112 PMAQI
16th Aug 2026291 PMAQI
16th Aug 2026422 PMAQI
16th Aug 2026383 PMAQI
16th Aug 2026424 PMAQI
16th Aug 2026405 PMAQI
16th Aug 2026316 PMAQI
16th Aug 2026257 PMAQI
16th Aug 2026278 PMAQI
16th Aug 2026219 PMAQI
16th Aug 20262110 PMAQI
16th Aug 20262511 PMAQI
17th Aug 20262512 AMAQI
17th Aug 2026251 AMAQI
17th Aug 2026212 AMAQI
17th Aug 2026213 AMAQI

25°C22/29°C

17th Aug 2026214 AMAQI
4 AM
17th Aug 2026215 AMAQI
17th Aug 2026216 AMAQI
17th Aug 2026217 AMAQI
17th Aug 2026258 AMAQI
17th Aug 2026259 AMAQI
17th Aug 20262910 AMAQI
17th Aug 20262911 AMAQI
11 AM
17th Aug 20262512 PMAQI
17th Aug 2026231 PMAQI
17th Aug 2026212 PMAQI
17th Aug 2026233 PMAQI
17th Aug 2026294 PMAQI
17th Aug 2026335 PMAQI
17th Aug 2026216 PMAQI
6 PM
17th Aug 2026387 PMAQI
17th Aug 2026258 PMAQI
17th Aug 2026259 PMAQI
17th Aug 20262510 PMAQI
17th Aug 20262511 PMAQI
11 PM
3 AM

13°C13/14°C

Day time
Avg. Highest Time
4 PM - 6 PM

48AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
6 AM - 9 AM

32AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 PM to 6 PM (Avg. 48), while the lowest AQI was between 6 AM to 9 AM (Avg. 32).
Night time
Avg. Highest Time
7 PM

44AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 3 AM

35AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 44), while the lowest AQI was between 12 AM to 3 AM (Avg. 35).

2026 Days Vs Air Quality

Kori, Yaizu, Shizuoka, Japan

2026

86%

198

14%

31

Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)

Good
198 Days
Moderate
31 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 86%

Health Risk Level:

Low

In 2026, 86% of 229 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

Kori, Yaizu, Shizuoka, 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
11AQI (US)
2nd January 2026
15AQI (US)
3rd January 2026
16AQI (US)
4th January 2026
19AQI (US)
5th January 2026
44AQI (US)
6th January 2026
12AQI (US)
7th January 2026
23AQI (US)
8th January 2026
24AQI (US)
9th January 2026
20AQI (US)
10th January 2026
29AQI (US)
11th January 2026
30AQI (US)
12th January 2026
14AQI (US)
13th January 2026
25AQI (US)
14th January 2026
23AQI (US)
15th January 2026
30AQI (US)
16th January 2026
37AQI (US)
17th January 2026
28AQI (US)
18th January 2026
30AQI (US)
19th January 2026
40AQI (US)
20th January 2026
19AQI (US)
21st January 2026
8AQI (US)
22nd January 2026
21AQI (US)
23rd January 2026
19AQI (US)
24th January 2026
39AQI (US)
25th January 2026
30AQI (US)
26th January 2026
13AQI (US)
27th January 2026
33AQI (US)
28th January 2026
30AQI (US)
29th January 2026
20AQI (US)
30th January 2026
33AQI (US)
31st January 2026
34AQI (US)
1st February 2026
29AQI (US)
2nd February 2026
40AQI (US)
3rd February 2026
32AQI (US)
4th February 2026
31AQI (US)
5th February 2026
40AQI (US)
6th February 2026
40AQI (US)
7th February 2026
24AQI (US)
8th February 2026
22AQI (US)
9th February 2026
31AQI (US)
10th February 2026
37AQI (US)
11th February 2026
41AQI (US)
12th February 2026
35AQI (US)
13th February 2026
45AQI (US)
14th February 2026
53AQI (US)
15th February 2026
38AQI (US)
16th February 2026
45AQI (US)
17th February 2026
19AQI (US)
18th February 2026
13AQI (US)
19th February 2026
32AQI (US)
20th February 2026
31AQI (US)
21st February 2026
43AQI (US)
22nd February 2026
42AQI (US)
23rd February 2026
50AQI (US)
24th February 2026
31AQI (US)
25th February 2026
30AQI (US)
26th February 2026
10AQI (US)
27th February 2026
41AQI (US)
28th February 2026
41AQI (US)
1st March 2026
31AQI (US)
2nd March 2026
61AQI (US)
3rd March 2026
17AQI (US)
4th March 2026
15AQI (US)
5th March 2026
50AQI (US)
6th March 2026
53AQI (US)
7th March 2026
45AQI (US)
8th March 2026
36AQI (US)
9th March 2026
47AQI (US)
10th March 2026
58AQI (US)
11th March 2026
55AQI (US)
12th March 2026
60AQI (US)
13th March 2026
40AQI (US)
14th March 2026
45AQI (US)
15th March 2026
58AQI (US)
16th March 2026
49AQI (US)
17th March 2026
49AQI (US)
18th March 2026
51AQI (US)
19th March 2026
34AQI (US)
20th March 2026
36AQI (US)
21st March 2026
39AQI (US)
22nd March 2026
36AQI (US)
23rd March 2026
40AQI (US)
24th March 2026
49AQI (US)
25th March 2026
30AQI (US)
26th March 2026
10AQI (US)
27th March 2026
25AQI (US)
28th March 2026
52AQI (US)
29th March 2026
44AQI (US)
30th March 2026
46AQI (US)
31st March 2026
22AQI (US)
1st April 2026
26AQI (US)
2nd April 2026
13AQI (US)
3rd April 2026
44AQI (US)
4th April 2026
44AQI (US)
5th April 2026
39AQI (US)
6th April 2026
29AQI (US)
7th April 2026
32AQI (US)
8th April 2026
18AQI (US)
9th April 2026
20AQI (US)
10th April 2026
47AQI (US)
11th April 2026
26AQI (US)
12th April 2026
22AQI (US)
13th April 2026
31AQI (US)
14th April 2026
42AQI (US)
15th April 2026
25AQI (US)
16th April 2026
24AQI (US)
17th April 2026
35AQI (US)
18th April 2026
27AQI (US)
19th April 2026
30AQI (US)
20th April 2026
38AQI (US)
21st April 2026
18AQI (US)
22nd April 2026
50AQI (US)
23rd April 2026
36AQI (US)
24th April 2026
14AQI (US)
25th April 2026
44AQI (US)
26th April 2026
50AQI (US)
27th April 2026
48AQI (US)
28th April 2026
44AQI (US)
29th April 2026
38AQI (US)
30th April 2026
37AQI (US)
1st May 2026
43AQI (US)
2nd May 2026
51AQI (US)
3rd May 2026
49AQI (US)
4th May 2026
20AQI (US)
5th May 2026
15AQI (US)
6th May 2026
27AQI (US)
7th May 2026
30AQI (US)
8th May 2026
26AQI (US)
9th May 2026
25AQI (US)
10th May 2026
27AQI (US)
11th May 2026
29AQI (US)
12th May 2026
28AQI (US)
13th May 2026
37AQI (US)
14th May 2026
32AQI (US)
15th May 2026
43AQI (US)
16th May 2026
85AQI (US)
17th May 2026
69AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
61AQI (US)
21st May 2026
59AQI (US)
22nd May 2026
61AQI (US)
23rd May 2026
53AQI (US)
24th May 2026
58AQI (US)
25th May 2026
47AQI (US)
26th May 2026
39AQI (US)
27th May 2026
25AQI (US)
28th May 2026
24AQI (US)
29th May 2026
25AQI (US)
30th May 2026
23AQI (US)
31st May 2026
25AQI (US)
1st June 2026
28AQI (US)
2nd June 2026
26AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
22AQI (US)
5th June 2026
22AQI (US)
6th June 2026
23AQI (US)
7th June 2026
21AQI (US)
8th June 2026
18AQI (US)
9th June 2026
23AQI (US)
10th June 2026
24AQI (US)
11th June 2026
25AQI (US)
12th June 2026
25AQI (US)
13th June 2026
29AQI (US)
14th June 2026
23AQI (US)
15th June 2026
13AQI (US)
16th June 2026
27AQI (US)
17th June 2026
24AQI (US)
18th June 2026
22AQI (US)
19th June 2026
25AQI (US)
20th June 2026
22AQI (US)
21st June 2026
18AQI (US)
22nd June 2026
32AQI (US)
23rd June 2026
23AQI (US)
24th June 2026
22AQI (US)
25th June 2026
25AQI (US)
26th June 2026
29AQI (US)
27th June 2026
11AQI (US)
28th June 2026
19AQI (US)
29th June 2026
24AQI (US)
30th June 2026
35AQI (US)
1st July 2026
38AQI (US)
2nd July 2026
29AQI (US)
3rd July 2026
12AQI (US)
4th July 2026
24AQI (US)
5th July 2026
19AQI (US)
6th July 2026
17AQI (US)
7th July 2026
23AQI (US)
8th July 2026
25AQI (US)
9th July 2026
30AQI (US)
10th July 2026
22AQI (US)
11th July 2026
19AQI (US)
12th July 2026
40AQI (US)
13th July 2026
60AQI (US)
14th July 2026
38AQI (US)
15th July 2026
62AQI (US)
16th July 2026
73AQI (US)
17th July 2026
69AQI (US)
18th July 2026
22AQI (US)
19th July 2026
16AQI (US)
20th July 2026
35AQI (US)
21st July 2026
62AQI (US)
22nd July 2026
82AQI (US)
23rd July 2026
69AQI (US)
24th July 2026
75AQI (US)
25th July 2026
81AQI (US)
26th July 2026
31AQI (US)
27th July 2026
19AQI (US)
28th July 2026
28AQI (US)
29th July 2026
27AQI (US)
30th July 2026
52AQI (US)
31st July 2026
58AQI (US)
1st August 2026
57AQI (US)
2nd August 2026
62AQI (US)
3rd August 2026
19AQI (US)
4th August 2026
19AQI (US)
5th August 2026
29AQI (US)
6th August 2026
31AQI (US)
7th August 2026
26AQI (US)
8th August 2026
29AQI (US)
9th August 2026
30AQI (US)
10th August 2026
28AQI (US)
11th August 2026
27AQI (US)
12th August 2026
29AQI (US)
13th August 2026
28AQI (US)
14th August 2026
22AQI (US)
15th August 2026
25AQI (US)
16th August 2026
28AQI (US)
17th August 2026
25AQI (US)
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

25AQI (US)

35AQI (US)

41AQI (US)

33AQI (US)

40AQI (US)

23AQI (US)

41AQI (US)

30AQI (US)

No. of days

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

202634AQI (US)

31
27
1
23
8
30
22
9
30
20
11
15
2
198
31

Highest AQI (US) recorded in

March

41AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202537AQI (US)

29
2
28
25
5
1
28
2
30
1
28
2
25
6
19
12
29
1
19
12
30
31
321
43
1

Highest AQI (US) recorded in

August

47AQI (US)

Lowest AQI (US) recorded in

December

31AQI (US)

202436AQI (US)

31
28
1
27
4
22
8
26
5
28
2
20
11
31
26
4
29
2
30
31
329
37

Highest AQI (US) recorded in

July

45AQI (US)

Lowest AQI (US) recorded in

December

28AQI (US)

202337AQI (US)

29
1
27
1
27
4
22
8
23
8
21
9
21
10
30
1
27
3
28
3
26
3
29
2
310
53

Highest AQI (US) recorded in

April

47AQI (US)

Lowest AQI (US) recorded in

August

27AQI (US)

202236AQI (US)

29
21
1
24
7
21
9
22
9
25
5
21
3
1
25
3
31
22
8
31
273
45

Highest AQI (US) recorded in

May

46AQI (US)

Lowest AQI (US) recorded in

December

26AQI (US)

202133AQI (US)

29
1
24
4
26
4
1
23
7
28
3
26
4
27
4
25
6
29
1
30
1
26
4
30
1
323
40
1

Highest AQI (US) recorded in

June

40AQI (US)

Lowest AQI (US) recorded in

January

21AQI (US)

202027AQI (US)

12
2
18
1
30
1
28
2
31
119
6

Highest AQI (US) recorded in

August

36AQI (US)

Lowest AQI (US) recorded in

September

22AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2025(Avg.)
37AQI (US)
Least Polluted Year Recorded
2020(Avg.)
27AQI (US)

Kori's annual 2026 AQI (US) (34) shows an average percentage change of 0.2% (worsened AQI (US)) compared to previous years: 2020 (27), 2021 (33), 2022 (36), 2023 (37), 2024 (36), 2025 (37).