Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Yokosuka, Kanagawa, 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

Yokosuka, Kanagawa, Japan

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2026
60AQI
Lowest AQI recorded on
3rd Aug 2026
20AQI

Same Day Analysis (9th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 30 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 8th Aug - 9th Aug 2026

Yokosuka, Kanagawa, Japan

AQI
Day
Night
.

4 AM8th Aug 2026

6 PM

3 AM9th Aug 2026

Day time
Avg. Highest Time
6AM8th Aug

31AQI

Avg. Lowest Time
7AM8th Aug

23AQI

Night time
Avg. Highest Time
2AM9th Aug

33AQI

Avg. Lowest Time
12AM9th Aug

29AQI

In the last 24 hours,

Yokosuka's AQI reached its highest point of 33 at 2 AM during the Night, while the lowest point, 23, was recorded at 7 AM during the Day between 8th Aug and 9th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Yokosuka, Kanagawa, Japan

JulAug
11th - 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 - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
11th Jul 202694 AMAQI
11th Jul 202685 AMAQI
11th Jul 202686 AMAQI
11th Jul 2026297 AMAQI
11th Jul 2026288 AMAQI
11th Jul 2026329 AMAQI
11th Jul 20263010 AMAQI
11th Jul 20262511 AMAQI
11th Jul 20262612 PMAQI
11th Jul 2026201 PMAQI
11th Jul 2026212 PMAQI
11th Jul 2026203 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026175 PMAQI
11th Jul 2026206 PMAQI
11th Jul 2026197 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20262710 PMAQI
11th Jul 20262911 PMAQI
12th Jul 20263012 AMAQI
12th Jul 2026211 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026283 AMAQI

25°C24/25°C

12th Jul 2026184 AMAQI
12th Jul 2026295 AMAQI
12th Jul 2026306 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026298 AMAQI
12th Jul 2026289 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20262611 AMAQI
12th Jul 20262612 PMAQI
12th Jul 2026241 PMAQI
12th Jul 2026202 PMAQI
12th Jul 2026223 PMAQI
12th Jul 2026264 PMAQI
12th Jul 2026285 PMAQI
12th Jul 2026266 PMAQI
12th Jul 2026197 PMAQI
12th Jul 2026188 PMAQI
12th Jul 2026199 PMAQI
12th Jul 20262210 PMAQI
12th Jul 20261911 PMAQI
13th Jul 20262212 AMAQI
13th Jul 2026441 AMAQI
13th Jul 2026382 AMAQI
13th Jul 2026403 AMAQI

25°C24/25°C

13th Jul 2026254 AMAQI
13th Jul 2026265 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026268 AMAQI
13th Jul 2026289 AMAQI
13th Jul 20262910 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262412 PMAQI
13th Jul 2026261 PMAQI
13th Jul 2026242 PMAQI
13th Jul 2026223 PMAQI
13th Jul 2026264 PMAQI
13th Jul 2026315 PMAQI
13th Jul 2026326 PMAQI
13th Jul 2026307 PMAQI
13th Jul 2026308 PMAQI
13th Jul 2026659 PMAQI
13th Jul 20266610 PMAQI
13th Jul 20266211 PMAQI
14th Jul 20265312 AMAQI
14th Jul 2026321 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026283 AMAQI

25°C24/26°C

14th Jul 2026274 AMAQI
14th Jul 2026285 AMAQI
14th Jul 2026286 AMAQI
14th Jul 2026297 AMAQI
14th Jul 2026268 AMAQI
14th Jul 2026329 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20262611 AMAQI
14th Jul 20262112 PMAQI
14th Jul 2026201 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026203 PMAQI
14th Jul 2026224 PMAQI
14th Jul 2026285 PMAQI
14th Jul 2026266 PMAQI
14th Jul 2026307 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026329 PMAQI
14th Jul 20263010 PMAQI
14th Jul 20263211 PMAQI
15th Jul 20263012 AMAQI
15th Jul 2026311 AMAQI
15th Jul 2026322 AMAQI
15th Jul 2026303 AMAQI

25°C24/26°C

15th Jul 2026284 AMAQI
15th Jul 2026305 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026308 AMAQI
15th Jul 2026329 AMAQI
15th Jul 20262610 AMAQI
15th Jul 20262711 AMAQI
15th Jul 20262812 PMAQI
15th Jul 2026221 PMAQI
15th Jul 2026232 PMAQI
15th Jul 2026283 PMAQI
15th Jul 2026364 PMAQI
15th Jul 2026465 PMAQI
15th Jul 2026446 PMAQI
15th Jul 2026337 PMAQI
15th Jul 2026228 PMAQI
15th Jul 2026239 PMAQI
15th Jul 20262410 PMAQI
15th Jul 20262211 PMAQI
16th Jul 20262412 AMAQI
16th Jul 2026201 AMAQI
16th Jul 2026322 AMAQI
16th Jul 2026333 AMAQI

26°C25/26°C

16th Jul 2026304 AMAQI
16th Jul 2026335 AMAQI
16th Jul 2026496 AMAQI
16th Jul 2026757 AMAQI
16th Jul 2026768 AMAQI
16th Jul 2026729 AMAQI
16th Jul 20266710 AMAQI
16th Jul 20267811 AMAQI
16th Jul 20266812 PMAQI
16th Jul 2026731 PMAQI
16th Jul 2026742 PMAQI
16th Jul 2026733 PMAQI
16th Jul 2026604 PMAQI
16th Jul 2026745 PMAQI
16th Jul 2026726 PMAQI
16th Jul 2026737 PMAQI
16th Jul 2026688 PMAQI
16th Jul 2026669 PMAQI
16th Jul 20266910 PMAQI
16th Jul 20267011 PMAQI
17th Jul 20266412 AMAQI
17th Jul 2026631 AMAQI
17th Jul 2026572 AMAQI
17th Jul 2026583 AMAQI

26°C25/27°C

17th Jul 2026584 AMAQI
17th Jul 2026565 AMAQI
17th Jul 2026556 AMAQI
17th Jul 2026527 AMAQI
17th Jul 2026538 AMAQI
17th Jul 2026519 AMAQI
17th Jul 20265110 AMAQI
17th Jul 20265511 AMAQI
17th Jul 20265812 PMAQI
17th Jul 2026631 PMAQI
17th Jul 2026562 PMAQI
17th Jul 2026533 PMAQI
17th Jul 2026534 PMAQI
17th Jul 2026535 PMAQI
17th Jul 2026536 PMAQI
17th Jul 2026547 PMAQI
17th Jul 2026488 PMAQI
17th Jul 2026519 PMAQI
17th Jul 20265010 PMAQI
17th Jul 20264611 PMAQI
18th Jul 20264012 AMAQI
18th Jul 2026381 AMAQI
18th Jul 2026332 AMAQI
18th Jul 2026273 AMAQI

26°C25/26°C

18th Jul 2026294 AMAQI
18th Jul 2026175 AMAQI
18th Jul 2026126 AMAQI
18th Jul 2026147 AMAQI
18th Jul 2026178 AMAQI
18th Jul 2026219 AMAQI
18th Jul 20261210 AMAQI
18th Jul 20261211 AMAQI
18th Jul 20261612 PMAQI
18th Jul 2026171 PMAQI
18th Jul 2026142 PMAQI
18th Jul 202653 PMAQI
18th Jul 2026124 PMAQI
18th Jul 2026125 PMAQI
18th Jul 2026126 PMAQI
18th Jul 202687 PMAQI
18th Jul 202658 PMAQI
18th Jul 202689 PMAQI
18th Jul 2026810 PMAQI
18th Jul 2026811 PMAQI
19th Jul 20262112 AMAQI
19th Jul 202681 AMAQI
19th Jul 2026122 AMAQI
19th Jul 2026123 AMAQI

25°C25/26°C

19th Jul 2026184 AMAQI
19th Jul 2026255 AMAQI
19th Jul 2026236 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026258 AMAQI
19th Jul 2026239 AMAQI
19th Jul 20262310 AMAQI
19th Jul 20262111 AMAQI
19th Jul 20262512 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026252 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026255 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026257 PMAQI
19th Jul 2026258 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20263310 PMAQI
19th Jul 20262911 PMAQI
20th Jul 20262712 AMAQI
20th Jul 2026291 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026213 AMAQI

25°C25/26°C

20th Jul 2026274 AMAQI
20th Jul 2026275 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026257 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262310 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262112 PMAQI
20th Jul 2026331 PMAQI
20th Jul 2026332 PMAQI
20th Jul 2026313 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026255 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026277 PMAQI
20th Jul 2026278 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20262310 PMAQI
20th Jul 20262211 PMAQI
21st Jul 20262112 AMAQI
21st Jul 2026231 AMAQI
21st Jul 2026212 AMAQI
21st Jul 2026253 AMAQI

26°C26/27°C

21st Jul 2026254 AMAQI
21st Jul 2026255 AMAQI
21st Jul 2026276 AMAQI
21st Jul 2026277 AMAQI
21st Jul 2026278 AMAQI
21st Jul 2026279 AMAQI
21st Jul 20262910 AMAQI
21st Jul 20264011 AMAQI
21st Jul 2026551 PMAQI
21st Jul 2026542 PMAQI
21st Jul 2026523 PMAQI
21st Jul 2026504 PMAQI
21st Jul 2026445 PMAQI
21st Jul 2026466 PMAQI
21st Jul 2026827 PMAQI
21st Jul 2026448 PMAQI
21st Jul 2026499 PMAQI
21st Jul 20264910 PMAQI
21st Jul 20265111 PMAQI
22nd Jul 20265212 AMAQI
22nd Jul 2026541 AMAQI
22nd Jul 2026502 AMAQI
22nd Jul 2026543 AMAQI

26°C26/27°C

22nd Jul 2026534 AMAQI
22nd Jul 2026565 AMAQI
22nd Jul 2026566 AMAQI
22nd Jul 2026587 AMAQI
22nd Jul 2026538 AMAQI
22nd Jul 2026599 AMAQI
22nd Jul 20266210 AMAQI
22nd Jul 20266611 AMAQI
22nd Jul 20266612 PMAQI
22nd Jul 2026641 PMAQI
22nd Jul 2026592 PMAQI
22nd Jul 2026553 PMAQI
22nd Jul 2026594 PMAQI
22nd Jul 2026645 PMAQI
22nd Jul 2026606 PMAQI
22nd Jul 2026607 PMAQI
22nd Jul 2026628 PMAQI
22nd Jul 2026629 PMAQI
22nd Jul 20265610 PMAQI
22nd Jul 20265811 PMAQI
23rd Jul 20265812 AMAQI
23rd Jul 2026481 AMAQI
23rd Jul 2026522 AMAQI
23rd Jul 2026523 AMAQI

27°C26/27°C

23rd Jul 2026404 AMAQI
23rd Jul 2026515 AMAQI
23rd Jul 2026526 AMAQI
23rd Jul 2026517 AMAQI
23rd Jul 2026578 AMAQI
23rd Jul 2026609 AMAQI
23rd Jul 20266410 AMAQI
23rd Jul 20266611 AMAQI
23rd Jul 20266912 PMAQI
23rd Jul 2026701 PMAQI
23rd Jul 2026782 PMAQI
23rd Jul 2026723 PMAQI
23rd Jul 2026814 PMAQI
23rd Jul 2026865 PMAQI
23rd Jul 2026666 PMAQI
23rd Jul 2026567 PMAQI
23rd Jul 2026538 PMAQI
23rd Jul 2026549 PMAQI
23rd Jul 20264810 PMAQI
23rd Jul 20263811 PMAQI
24th Jul 20263812 AMAQI
24th Jul 2026501 AMAQI
24th Jul 2026232 AMAQI
24th Jul 2026253 AMAQI

28°C26/30°C

24th Jul 2026254 AMAQI
24th Jul 2026255 AMAQI
24th Jul 2026256 AMAQI
24th Jul 2026297 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026279 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20263611 AMAQI
24th Jul 20263312 PMAQI
24th Jul 2026361 PMAQI
24th Jul 2026402 PMAQI
24th Jul 2026383 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026406 PMAQI
24th Jul 2026427 PMAQI
24th Jul 2026488 PMAQI
24th Jul 2026469 PMAQI
24th Jul 20265010 PMAQI
24th Jul 20265211 PMAQI
25th Jul 20264912 AMAQI
25th Jul 2026531 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026463 AMAQI

27°C26/28°C

25th Jul 2026484 AMAQI
25th Jul 2026575 AMAQI
25th Jul 2026596 AMAQI
25th Jul 2026557 AMAQI
25th Jul 2026648 AMAQI
25th Jul 2026629 AMAQI
25th Jul 20265810 AMAQI
25th Jul 20266611 AMAQI
25th Jul 20266212 PMAQI
25th Jul 2026591 PMAQI
25th Jul 2026562 PMAQI
25th Jul 2026623 PMAQI
25th Jul 2026604 PMAQI
25th Jul 2026625 PMAQI
25th Jul 2026656 PMAQI
25th Jul 2026677 PMAQI
25th Jul 2026608 PMAQI
25th Jul 2026369 PMAQI
25th Jul 20262910 PMAQI
25th Jul 20262711 PMAQI
26th Jul 20264012 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026273 AMAQI

26°C24/29°C

26th Jul 2026234 AMAQI
26th Jul 2026255 AMAQI
26th Jul 2026216 AMAQI
26th Jul 2026237 AMAQI
26th Jul 2026168 AMAQI
26th Jul 2026149 AMAQI
26th Jul 20262110 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026271 PMAQI
26th Jul 2026292 PMAQI
26th Jul 2026483 PMAQI
26th Jul 2026464 PMAQI
26th Jul 2026295 PMAQI
26th Jul 2026196 PMAQI
26th Jul 2026127 PMAQI
26th Jul 2026218 PMAQI
26th Jul 2026179 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20261912 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026312 AMAQI
27th Jul 2026233 AMAQI

25°C24/26°C

27th Jul 2026254 AMAQI
27th Jul 2026315 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026217 AMAQI
27th Jul 2026148 AMAQI
27th Jul 2026179 AMAQI
27th Jul 20263610 AMAQI
27th Jul 20264211 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026231 PMAQI
27th Jul 2026232 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026295 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026237 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262310 PMAQI
27th Jul 20262111 PMAQI
28th Jul 20262312 AMAQI
28th Jul 2026211 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026213 AMAQI

25°C24/27°C

28th Jul 2026214 AMAQI
28th Jul 2026215 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026278 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20262711 AMAQI
28th Jul 20262912 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026252 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026234 PMAQI
28th Jul 2026325 PMAQI
28th Jul 2026266 PMAQI
28th Jul 2026237 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20262110 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262112 AMAQI
29th Jul 2026251 AMAQI
29th Jul 2026232 AMAQI
29th Jul 2026253 AMAQI

25°C24/27°C

29th Jul 2026274 AMAQI
29th Jul 2026295 AMAQI
29th Jul 2026296 AMAQI
29th Jul 2026297 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026409 AMAQI
29th Jul 20263610 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20262712 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026292 PMAQI
29th Jul 2026293 PMAQI
29th Jul 2026294 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20262710 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026252 AMAQI
30th Jul 2026273 AMAQI

27°C25/28°C

30th Jul 2026234 AMAQI
30th Jul 2026255 AMAQI
30th Jul 2026236 AMAQI
30th Jul 2026237 AMAQI
30th Jul 2026238 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262710 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262712 PMAQI
30th Jul 2026291 PMAQI
30th Jul 2026292 PMAQI
30th Jul 2026313 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026296 PMAQI
30th Jul 2026367 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026429 PMAQI
30th Jul 20264010 PMAQI
30th Jul 20264011 PMAQI
31st Jul 20265212 AMAQI
31st Jul 2026601 AMAQI
31st Jul 2026552 AMAQI
31st Jul 2026623 AMAQI

27°C26/28°C

31st Jul 2026594 AMAQI
31st Jul 2026575 AMAQI
31st Jul 2026526 AMAQI
31st Jul 2026537 AMAQI
31st Jul 2026568 AMAQI
31st Jul 2026529 AMAQI
31st Jul 20265510 AMAQI
31st Jul 20265611 AMAQI
31st Jul 20265812 PMAQI
31st Jul 2026551 PMAQI
31st Jul 2026622 PMAQI
31st Jul 2026603 PMAQI
31st Jul 2026624 PMAQI
31st Jul 2026605 PMAQI
31st Jul 2026696 PMAQI
31st Jul 2026687 PMAQI
31st Jul 2026608 PMAQI
31st Jul 2026629 PMAQI
31st Jul 20264010 PMAQI
31st Jul 20265011 PMAQI
1st Aug 20265112 AMAQI
1st Aug 2026551 AMAQI
1st Aug 2026512 AMAQI
1st Aug 2026523 AMAQI

27°C26/28°C

1st Aug 2026364 AMAQI
1st Aug 2026445 AMAQI
1st Aug 2026516 AMAQI
1st Aug 2026527 AMAQI
1st Aug 2026528 AMAQI
1st Aug 2026559 AMAQI
1st Aug 20266010 AMAQI
1st Aug 20265911 AMAQI
1st Aug 20266212 PMAQI
1st Aug 2026691 PMAQI
1st Aug 2026692 PMAQI
1st Aug 2026723 PMAQI
1st Aug 2026714 PMAQI
1st Aug 2026745 PMAQI
1st Aug 2026706 PMAQI
1st Aug 2026717 PMAQI
1st Aug 2026688 PMAQI
1st Aug 2026699 PMAQI
1st Aug 20266210 PMAQI
1st Aug 20265711 PMAQI
2nd Aug 20265912 AMAQI
2nd Aug 2026571 AMAQI
2nd Aug 2026532 AMAQI
2nd Aug 2026403 AMAQI

27°C26/28°C

2nd Aug 2026444 AMAQI
2nd Aug 2026625 AMAQI
2nd Aug 2026596 AMAQI
2nd Aug 2026627 AMAQI
2nd Aug 2026658 AMAQI
2nd Aug 2026659 AMAQI
2nd Aug 20266310 AMAQI
2nd Aug 20266611 AMAQI
2nd Aug 20266512 PMAQI
2nd Aug 2026621 PMAQI
2nd Aug 2026652 PMAQI
2nd Aug 2026653 PMAQI
2nd Aug 2026694 PMAQI
2nd Aug 2026655 PMAQI
2nd Aug 2026606 PMAQI
2nd Aug 2026587 PMAQI
2nd Aug 2026578 PMAQI
2nd Aug 2026389 PMAQI
2nd Aug 20262710 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026251 AMAQI
3rd Aug 2026252 AMAQI
3rd Aug 2026213 AMAQI

27°C25/30°C

3rd Aug 202684 AMAQI
3rd Aug 2026105 AMAQI
3rd Aug 202696 AMAQI
3rd Aug 202677 AMAQI
3rd Aug 2026108 AMAQI
3rd Aug 2026179 AMAQI
3rd Aug 20261710 AMAQI
3rd Aug 20262111 AMAQI
3rd Aug 20262512 PMAQI
3rd Aug 2026181 PMAQI
3rd Aug 2026122 PMAQI
3rd Aug 2026173 PMAQI
3rd Aug 2026194 PMAQI
3rd Aug 2026195 PMAQI
3rd Aug 2026256 PMAQI
3rd Aug 2026257 PMAQI
3rd Aug 2026258 PMAQI
3rd Aug 2026369 PMAQI
3rd Aug 20263310 PMAQI
3rd Aug 20262711 PMAQI
4th Aug 20262312 AMAQI
4th Aug 2026291 AMAQI
4th Aug 2026232 AMAQI
4th Aug 2026233 AMAQI

25°C24/26°C

4th Aug 2026234 AMAQI
4th Aug 2026255 AMAQI
4th Aug 2026236 AMAQI
4th Aug 2026297 AMAQI
4th Aug 2026258 AMAQI
4th Aug 2026219 AMAQI
4th Aug 20262310 AMAQI
4th Aug 20262511 AMAQI
4th Aug 20262312 PMAQI
4th Aug 2026311 PMAQI
4th Aug 2026292 PMAQI
4th Aug 2026273 PMAQI
4th Aug 2026294 PMAQI
4th Aug 2026315 PMAQI
4th Aug 2026236 PMAQI
4th Aug 2026237 PMAQI
4th Aug 2026238 PMAQI
4th Aug 2026279 PMAQI
4th Aug 20262510 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20262912 AMAQI
5th Aug 2026231 AMAQI
5th Aug 2026252 AMAQI
5th Aug 2026253 AMAQI

25°C23/26°C

5th Aug 2026234 AMAQI
5th Aug 2026235 AMAQI
5th Aug 2026256 AMAQI
5th Aug 2026257 AMAQI
5th Aug 2026238 AMAQI
5th Aug 2026239 AMAQI
5th Aug 20262310 AMAQI
5th Aug 20262711 AMAQI
5th Aug 20262912 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026272 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026255 PMAQI
5th Aug 2026296 PMAQI
5th Aug 2026277 PMAQI
5th Aug 2026278 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262510 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262112 AMAQI
6th Aug 2026251 AMAQI
6th Aug 2026212 AMAQI
6th Aug 2026213 AMAQI

25°C23/28°C

6th Aug 2026214 AMAQI
6th Aug 2026215 AMAQI
6th Aug 2026236 AMAQI
6th Aug 2026257 AMAQI
6th Aug 2026278 AMAQI
6th Aug 2026279 AMAQI
6th Aug 20262310 AMAQI
6th Aug 20262311 AMAQI
6th Aug 20262712 PMAQI
6th Aug 2026251 PMAQI
6th Aug 2026212 PMAQI
6th Aug 2026233 PMAQI
6th Aug 2026234 PMAQI
6th Aug 2026275 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026257 PMAQI
6th Aug 2026258 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20262310 PMAQI
6th Aug 20262411 PMAQI
7th Aug 20262112 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026252 AMAQI
7th Aug 2026213 AMAQI

27°C25/29°C

7th Aug 2026214 AMAQI
7th Aug 2026215 AMAQI
7th Aug 2026216 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026218 AMAQI
7th Aug 2026219 AMAQI
7th Aug 20262110 AMAQI
7th Aug 20262111 AMAQI
7th Aug 20263212 PMAQI
7th Aug 2026421 PMAQI
7th Aug 2026322 PMAQI
7th Aug 2026253 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026296 PMAQI
7th Aug 2026257 PMAQI
7th Aug 2026298 PMAQI
7th Aug 2026299 PMAQI
7th Aug 20262310 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20262512 AMAQI
8th Aug 2026231 AMAQI
8th Aug 2026252 AMAQI
8th Aug 2026253 AMAQI

27°C26/28°C

8th Aug 2026254 AMAQI
8th Aug 2026295 AMAQI
8th Aug 2026316 AMAQI
8th Aug 2026237 AMAQI
8th Aug 2026258 AMAQI
8th Aug 2026259 AMAQI
8th Aug 20262510 AMAQI
8th Aug 20262511 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026271 PMAQI
8th Aug 2026252 PMAQI
8th Aug 2026253 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026295 PMAQI
8th Aug 2026316 PMAQI
8th Aug 2026297 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026319 PMAQI
8th Aug 20262910 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20262912 AMAQI
9th Aug 2026311 AMAQI
9th Aug 2026332 AMAQI
9th Aug 2026333 AMAQI

26°C26/28°C

9th Aug 2026294 AMAQI
4 AM
9th Aug 2026295 AMAQI
9th Aug 2026296 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026298 AMAQI
9th Aug 2026299 AMAQI
9th Aug 20262910 AMAQI
9th Aug 20262511 AMAQI
11 AM
9th Aug 20262912 PMAQI
9th Aug 2026251 PMAQI
9th Aug 2026342 PMAQI
9th Aug 2026233 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026295 PMAQI
9th Aug 2026316 PMAQI
6 PM
9th Aug 2026387 PMAQI
9th Aug 2026368 PMAQI
9th Aug 2026389 PMAQI
9th Aug 20264210 PMAQI
9th Aug 20262511 PMAQI
11 PM
3 AM

26°C25/28°C

Day time
Avg. Highest Time
9 AM - 6 PM

37AQI

10 hours / Day
300 hours / Month
Avg. Lowest Time
4 AM

29AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 6 PM (Avg. 37), while the lowest AQI was between 4 AM to 4 AM (Avg. 29).
Night time
Avg. Highest Time
7 PM

38AQI

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

31AQI

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. 38), while the lowest AQI was between 3 AM to 3 AM (Avg. 31).

2026 Days Vs Air Quality

Yokosuka, Kanagawa, Japan

2026

86%

190

14%

31

Total number of days with different AQI categories in last 221 days in 2026 (144 days remaining)

Good
190 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 221 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

Yokosuka, Kanagawa, 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
21AQI (US)
2nd January 2026
14AQI (US)
3rd January 2026
13AQI (US)
4th January 2026
14AQI (US)
5th January 2026
26AQI (US)
6th January 2026
19AQI (US)
7th January 2026
23AQI (US)
8th January 2026
22AQI (US)
9th January 2026
13AQI (US)
10th January 2026
20AQI (US)
11th January 2026
22AQI (US)
12th January 2026
14AQI (US)
13th January 2026
20AQI (US)
14th January 2026
22AQI (US)
15th January 2026
23AQI (US)
16th January 2026
41AQI (US)
17th January 2026
52AQI (US)
18th January 2026
27AQI (US)
19th January 2026
36AQI (US)
20th January 2026
28AQI (US)
21st January 2026
14AQI (US)
22nd January 2026
20AQI (US)
23rd January 2026
32AQI (US)
24th January 2026
31AQI (US)
25th January 2026
35AQI (US)
26th January 2026
19AQI (US)
27th January 2026
34AQI (US)
28th January 2026
26AQI (US)
29th January 2026
23AQI (US)
30th January 2026
32AQI (US)
31st January 2026
31AQI (US)
1st February 2026
29AQI (US)
2nd February 2026
42AQI (US)
3rd February 2026
28AQI (US)
4th February 2026
29AQI (US)
5th February 2026
51AQI (US)
6th February 2026
44AQI (US)
7th February 2026
11AQI (US)
8th February 2026
12AQI (US)
9th February 2026
30AQI (US)
10th February 2026
34AQI (US)
11th February 2026
40AQI (US)
12th February 2026
34AQI (US)
13th February 2026
43AQI (US)
14th February 2026
46AQI (US)
15th February 2026
34AQI (US)
16th February 2026
38AQI (US)
17th February 2026
15AQI (US)
18th February 2026
28AQI (US)
19th February 2026
30AQI (US)
20th February 2026
32AQI (US)
21st February 2026
39AQI (US)
22nd February 2026
33AQI (US)
23rd February 2026
23AQI (US)
24th February 2026
39AQI (US)
25th February 2026
31AQI (US)
26th February 2026
10AQI (US)
27th February 2026
43AQI (US)
28th February 2026
45AQI (US)
1st March 2026
35AQI (US)
2nd March 2026
82AQI (US)
3rd March 2026
42AQI (US)
4th March 2026
53AQI (US)
5th March 2026
54AQI (US)
6th March 2026
49AQI (US)
7th March 2026
34AQI (US)
8th March 2026
26AQI (US)
9th March 2026
41AQI (US)
10th March 2026
57AQI (US)
11th March 2026
55AQI (US)
12th March 2026
62AQI (US)
13th March 2026
43AQI (US)
14th March 2026
45AQI (US)
15th March 2026
58AQI (US)
16th March 2026
55AQI (US)
17th March 2026
51AQI (US)
18th March 2026
53AQI (US)
19th March 2026
38AQI (US)
20th March 2026
34AQI (US)
21st March 2026
42AQI (US)
22nd March 2026
47AQI (US)
23rd March 2026
43AQI (US)
24th March 2026
45AQI (US)
25th March 2026
59AQI (US)
26th March 2026
26AQI (US)
27th March 2026
26AQI (US)
28th March 2026
52AQI (US)
29th March 2026
49AQI (US)
30th March 2026
56AQI (US)
31st March 2026
24AQI (US)
1st April 2026
27AQI (US)
2nd April 2026
31AQI (US)
3rd April 2026
39AQI (US)
4th April 2026
43AQI (US)
5th April 2026
38AQI (US)
6th April 2026
30AQI (US)
7th April 2026
25AQI (US)
8th April 2026
22AQI (US)
9th April 2026
31AQI (US)
10th April 2026
47AQI (US)
11th April 2026
36AQI (US)
12th April 2026
33AQI (US)
13th April 2026
33AQI (US)
14th April 2026
40AQI (US)
15th April 2026
35AQI (US)
16th April 2026
33AQI (US)
17th April 2026
38AQI (US)
18th April 2026
30AQI (US)
19th April 2026
37AQI (US)
20th April 2026
37AQI (US)
21st April 2026
39AQI (US)
22nd April 2026
45AQI (US)
23rd April 2026
35AQI (US)
24th April 2026
32AQI (US)
25th April 2026
43AQI (US)
26th April 2026
50AQI (US)
27th April 2026
49AQI (US)
28th April 2026
42AQI (US)
29th April 2026
37AQI (US)
30th April 2026
35AQI (US)
1st May 2026
47AQI (US)
2nd May 2026
48AQI (US)
3rd May 2026
43AQI (US)
4th May 2026
30AQI (US)
5th May 2026
22AQI (US)
6th May 2026
29AQI (US)
7th May 2026
32AQI (US)
8th May 2026
24AQI (US)
9th May 2026
24AQI (US)
10th May 2026
25AQI (US)
11th May 2026
28AQI (US)
12th May 2026
30AQI (US)
13th May 2026
43AQI (US)
14th May 2026
38AQI (US)
15th May 2026
34AQI (US)
16th May 2026
86AQI (US)
17th May 2026
69AQI (US)
18th May 2026
53AQI (US)
19th May 2026
49AQI (US)
20th May 2026
62AQI (US)
21st May 2026
58AQI (US)
22nd May 2026
58AQI (US)
23rd May 2026
53AQI (US)
24th May 2026
58AQI (US)
25th May 2026
47AQI (US)
26th May 2026
38AQI (US)
27th May 2026
24AQI (US)
28th May 2026
25AQI (US)
29th May 2026
24AQI (US)
30th May 2026
24AQI (US)
31st May 2026
27AQI (US)
1st June 2026
29AQI (US)
2nd June 2026
20AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
23AQI (US)
5th June 2026
22AQI (US)
6th June 2026
22AQI (US)
7th June 2026
22AQI (US)
8th June 2026
18AQI (US)
9th June 2026
20AQI (US)
10th June 2026
22AQI (US)
11th June 2026
23AQI (US)
12th June 2026
24AQI (US)
13th June 2026
28AQI (US)
14th June 2026
24AQI (US)
15th June 2026
20AQI (US)
16th June 2026
26AQI (US)
17th June 2026
23AQI (US)
18th June 2026
25AQI (US)
19th June 2026
29AQI (US)
20th June 2026
22AQI (US)
21st June 2026
20AQI (US)
22nd June 2026
20AQI (US)
23rd June 2026
21AQI (US)
24th June 2026
22AQI (US)
25th June 2026
26AQI (US)
26th June 2026
28AQI (US)
27th June 2026
21AQI (US)
28th June 2026
28AQI (US)
29th June 2026
28AQI (US)
30th June 2026
25AQI (US)
1st July 2026
25AQI (US)
2nd July 2026
23AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
21AQI (US)
5th July 2026
21AQI (US)
6th July 2026
25AQI (US)
7th July 2026
26AQI (US)
8th July 2026
23AQI (US)
9th July 2026
18AQI (US)
10th July 2026
20AQI (US)
11th July 2026
21AQI (US)
12th July 2026
25AQI (US)
13th July 2026
33AQI (US)
14th July 2026
29AQI (US)
15th July 2026
29AQI (US)
16th July 2026
60AQI (US)
17th July 2026
55AQI (US)
18th July 2026
17AQI (US)
19th July 2026
23AQI (US)
20th July 2026
26AQI (US)
21st July 2026
39AQI (US)
22nd July 2026
58AQI (US)
23rd July 2026
59AQI (US)
24th July 2026
35AQI (US)
25th July 2026
54AQI (US)
26th July 2026
25AQI (US)
27th July 2026
25AQI (US)
28th July 2026
24AQI (US)
29th July 2026
28AQI (US)
30th July 2026
29AQI (US)
31st July 2026
57AQI (US)
1st August 2026
60AQI (US)
2nd August 2026
56AQI (US)
3rd August 2026
20AQI (US)
4th August 2026
25AQI (US)
5th August 2026
25AQI (US)
6th August 2026
24AQI (US)
7th August 2026
25AQI (US)
8th August 2026
27AQI (US)
9th August 2026
30AQI (US)
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

25AQI (US)

33AQI (US)

46AQI (US)

36AQI (US)

40AQI (US)

23AQI (US)

32AQI (US)

32AQI (US)

No. of days

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

202634AQI (US)

30
1
27
1
18
13
30
23
8
30
25
6
7
2
190
31

Highest AQI (US) recorded in

March

46AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202537AQI (US)

3
30
23
8
24
7
30
25
6
24
6
28
3
187
30

Highest AQI (US) recorded in

August

46AQI (US)

Lowest AQI (US) recorded in

May

17AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2025(Avg.)
37AQI (US)
Least Polluted Year Recorded
2026(Avg.)
34AQI (US)

Yokosuka's annual 2026 AQI (US) (34) shows an average percentage change of -8.1% (improved AQI (US)) compared to previous years: 2025 (37).