Yokohama, 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
Yokohama, Kanagawa, Japan
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
26th Aug 2021
74AQILowest AQI recorded on
25th Aug 2023
15AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 38 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Yokohama, Kanagawa, Japan
AQI
Day
Night
.
4 AM2nd Aug 2025
6 PM
3 AM3rd Aug 2025
Day time
Avg. Highest Time
3PM2nd Aug
57AQI
Avg. Lowest Time
10AM2nd Aug
35AQI
Night time
Avg. Highest Time
7PM2nd Aug
51AQI
Avg. Lowest Time
12AM3rd Aug
34AQI
In the last 24 hours,
Yokohama's AQI reached its highest point of 57 at 3 PM during the Day, while the lowest point, 34, was recorded at 12 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yokohama, Kanagawa, Japan
JulAug
04th - 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 - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025384 AMAQI
4th Jul 2025385 AMAQI
4th Jul 2025366 AMAQI
4th Jul 2025387 AMAQI
4th Jul 2025408 AMAQI
4th Jul 2025389 AMAQI
4th Jul 20253910 AMAQI
4th Jul 20254111 AMAQI
4th Jul 20254212 PMAQI
4th Jul 2025471 PMAQI
4th Jul 2025432 PMAQI
4th Jul 2025343 PMAQI
4th Jul 2025374 PMAQI
4th Jul 2025445 PMAQI
4th Jul 2025456 PMAQI
4th Jul 2025437 PMAQI
4th Jul 2025428 PMAQI
4th Jul 2025389 PMAQI
4th Jul 20253810 PMAQI
4th Jul 20253611 PMAQI
5th Jul 20253712 AMAQI
5th Jul 2025371 AMAQI
5th Jul 2025372 AMAQI
5th Jul 2025363 AMAQI
26°C25/28°C
5th Jul 2025374 AMAQI
5th Jul 2025385 AMAQI
5th Jul 2025386 AMAQI
5th Jul 2025407 AMAQI
5th Jul 2025428 AMAQI
5th Jul 2025429 AMAQI
5th Jul 20254310 AMAQI
5th Jul 20255211 AMAQI
5th Jul 20255712 PMAQI
5th Jul 2025581 PMAQI
5th Jul 2025592 PMAQI
5th Jul 2025613 PMAQI
5th Jul 2025604 PMAQI
5th Jul 2025615 PMAQI
5th Jul 2025626 PMAQI
5th Jul 2025627 PMAQI
5th Jul 2025588 PMAQI
5th Jul 2025499 PMAQI
5th Jul 20254810 PMAQI
5th Jul 20254711 PMAQI
6th Jul 20254612 AMAQI
6th Jul 2025421 AMAQI
6th Jul 2025372 AMAQI
6th Jul 2025373 AMAQI
27°C25/29°C
6th Jul 2025384 AMAQI
6th Jul 2025395 AMAQI
6th Jul 2025466 AMAQI
6th Jul 2025487 AMAQI
6th Jul 2025508 AMAQI
6th Jul 2025579 AMAQI
6th Jul 20256910 AMAQI
6th Jul 20257511 AMAQI
6th Jul 20257512 PMAQI
6th Jul 2025731 PMAQI
6th Jul 2025772 PMAQI
6th Jul 2025783 PMAQI
6th Jul 2025844 PMAQI
6th Jul 2025815 PMAQI
6th Jul 2025796 PMAQI
6th Jul 2025807 PMAQI
6th Jul 2025758 PMAQI
6th Jul 2025629 PMAQI
6th Jul 20256010 PMAQI
6th Jul 20255911 PMAQI
7th Jul 20255912 AMAQI
7th Jul 2025551 AMAQI
7th Jul 2025452 AMAQI
7th Jul 2025443 AMAQI
28°C26/31°C
7th Jul 2025474 AMAQI
7th Jul 2025555 AMAQI
7th Jul 2025676 AMAQI
7th Jul 2025687 AMAQI
7th Jul 2025698 AMAQI
7th Jul 20251019 AMAQI
7th Jul 202510810 AMAQI
7th Jul 202510711 AMAQI
7th Jul 202510712 PMAQI
7th Jul 2025921 PMAQI
7th Jul 2025852 PMAQI
7th Jul 2025683 PMAQI
7th Jul 2025694 PMAQI
7th Jul 2025755 PMAQI
7th Jul 2025976 PMAQI
7th Jul 20251007 PMAQI
7th Jul 2025938 PMAQI
7th Jul 2025769 PMAQI
7th Jul 20257010 PMAQI
7th Jul 20257011 PMAQI
8th Jul 20257012 AMAQI
8th Jul 2025651 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025583 AMAQI
28°C26/31°C
8th Jul 2025604 AMAQI
8th Jul 2025675 AMAQI
8th Jul 2025766 AMAQI
8th Jul 2025757 AMAQI
8th Jul 2025758 AMAQI
8th Jul 2025999 AMAQI
8th Jul 202510110 AMAQI
8th Jul 20259811 AMAQI
8th Jul 20259412 PMAQI
8th Jul 2025821 PMAQI
8th Jul 2025612 PMAQI
8th Jul 2025633 PMAQI
8th Jul 2025684 PMAQI
8th Jul 2025615 PMAQI
8th Jul 2025696 PMAQI
8th Jul 2025837 PMAQI
8th Jul 2025838 PMAQI
8th Jul 2025779 PMAQI
8th Jul 20257410 PMAQI
8th Jul 20257411 PMAQI
9th Jul 20257412 AMAQI
9th Jul 2025731 AMAQI
9th Jul 2025662 AMAQI
9th Jul 2025673 AMAQI
28°C26/30°C
9th Jul 2025674 AMAQI
9th Jul 2025725 AMAQI
9th Jul 2025796 AMAQI
9th Jul 2025807 AMAQI
9th Jul 2025818 AMAQI
9th Jul 2025969 AMAQI
9th Jul 20259910 AMAQI
9th Jul 20259711 AMAQI
9th Jul 20259412 PMAQI
9th Jul 2025861 PMAQI
9th Jul 2025822 PMAQI
9th Jul 2025623 PMAQI
9th Jul 2025554 PMAQI
9th Jul 2025525 PMAQI
9th Jul 2025586 PMAQI
9th Jul 2025567 PMAQI
9th Jul 2025578 PMAQI
9th Jul 2025639 PMAQI
9th Jul 20256310 PMAQI
9th Jul 20256211 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025641 AMAQI
10th Jul 2025712 AMAQI
10th Jul 2025713 AMAQI
28°C26/29°C
10th Jul 2025724 AMAQI
10th Jul 2025755 AMAQI
10th Jul 2025766 AMAQI
10th Jul 2025757 AMAQI
10th Jul 2025758 AMAQI
10th Jul 2025359 AMAQI
10th Jul 20252410 AMAQI
10th Jul 20253211 AMAQI
10th Jul 20253512 PMAQI
10th Jul 2025401 PMAQI
10th Jul 2025392 PMAQI
10th Jul 2025403 PMAQI
10th Jul 2025394 PMAQI
10th Jul 2025385 PMAQI
10th Jul 2025376 PMAQI
10th Jul 2025407 PMAQI
10th Jul 2025478 PMAQI
10th Jul 2025609 PMAQI
10th Jul 20256110 PMAQI
10th Jul 20256011 PMAQI
11th Jul 20256012 AMAQI
11th Jul 2025631 AMAQI
11th Jul 2025702 AMAQI
11th Jul 2025693 AMAQI
28°C24/30°C
11th Jul 2025694 AMAQI
11th Jul 2025655 AMAQI
11th Jul 2025656 AMAQI
11th Jul 2025657 AMAQI
11th Jul 2025648 AMAQI
11th Jul 2025319 AMAQI
11th Jul 20251910 AMAQI
11th Jul 20252111 AMAQI
11th Jul 20252712 PMAQI
11th Jul 2025401 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025403 PMAQI
11th Jul 2025404 PMAQI
11th Jul 2025425 PMAQI
11th Jul 2025436 PMAQI
11th Jul 2025427 PMAQI
11th Jul 2025478 PMAQI
11th Jul 2025589 PMAQI
11th Jul 20255910 PMAQI
11th Jul 20255911 PMAQI
12th Jul 20255912 AMAQI
12th Jul 2025611 AMAQI
12th Jul 2025652 AMAQI
12th Jul 2025653 AMAQI
24°C23/26°C
12th Jul 2025634 AMAQI
12th Jul 2025615 AMAQI
12th Jul 2025616 AMAQI
12th Jul 2025617 AMAQI
12th Jul 2025618 AMAQI
12th Jul 2025409 AMAQI
12th Jul 20253510 AMAQI
12th Jul 20254011 AMAQI
12th Jul 20254212 PMAQI
12th Jul 2025471 PMAQI
12th Jul 2025502 PMAQI
12th Jul 2025513 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025565 PMAQI
12th Jul 2025556 PMAQI
12th Jul 2025517 PMAQI
12th Jul 2025538 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255710 PMAQI
12th Jul 20255711 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025581 AMAQI
13th Jul 2025612 AMAQI
13th Jul 2025613 AMAQI
25°C22/27°C
13th Jul 2025614 AMAQI
13th Jul 2025595 AMAQI
13th Jul 2025596 AMAQI
13th Jul 2025597 AMAQI
13th Jul 2025598 AMAQI
13th Jul 2025489 AMAQI
13th Jul 20254110 AMAQI
13th Jul 20254711 AMAQI
13th Jul 20255012 PMAQI
13th Jul 2025481 PMAQI
13th Jul 2025482 PMAQI
13th Jul 2025483 PMAQI
13th Jul 2025444 PMAQI
13th Jul 2025445 PMAQI
13th Jul 2025426 PMAQI
13th Jul 2025397 PMAQI
13th Jul 2025438 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255410 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255312 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025592 AMAQI
14th Jul 2025593 AMAQI
26°C24/28°C
14th Jul 2025594 AMAQI
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025319 AMAQI
14th Jul 20252410 AMAQI
14th Jul 20252511 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025291 PMAQI
14th Jul 2025282 PMAQI
14th Jul 2025253 PMAQI
14th Jul 2025254 PMAQI
14th Jul 2025295 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025357 PMAQI
14th Jul 2025368 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20255111 PMAQI
15th Jul 20255112 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025573 AMAQI
26°C25/28°C
15th Jul 2025564 AMAQI
15th Jul 2025555 AMAQI
15th Jul 2025556 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025339 AMAQI
15th Jul 20252010 AMAQI
15th Jul 20252211 AMAQI
15th Jul 20252512 PMAQI
15th Jul 2025331 PMAQI
15th Jul 2025362 PMAQI
15th Jul 2025373 PMAQI
15th Jul 2025344 PMAQI
15th Jul 2025345 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025397 PMAQI
15th Jul 2025398 PMAQI
15th Jul 2025479 PMAQI
15th Jul 20254910 PMAQI
15th Jul 20255111 PMAQI
16th Jul 20255112 AMAQI
16th Jul 2025521 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
27°C26/28°C
16th Jul 2025544 AMAQI
16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025439 AMAQI
16th Jul 20253010 AMAQI
16th Jul 20252711 AMAQI
16th Jul 20252312 PMAQI
16th Jul 2025331 PMAQI
16th Jul 2025332 PMAQI
16th Jul 2025363 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025315 PMAQI
16th Jul 2025326 PMAQI
16th Jul 2025307 PMAQI
16th Jul 2025358 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254611 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025501 AMAQI
17th Jul 2025532 AMAQI
17th Jul 2025533 AMAQI
27°C26/28°C
17th Jul 2025524 AMAQI
17th Jul 2025525 AMAQI
17th Jul 2025516 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025359 AMAQI
17th Jul 20253310 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20253412 PMAQI
17th Jul 2025351 PMAQI
17th Jul 2025352 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025354 PMAQI
17th Jul 2025355 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025398 PMAQI
17th Jul 2025459 PMAQI
17th Jul 20254510 PMAQI
17th Jul 20254511 PMAQI
18th Jul 20254512 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025512 AMAQI
18th Jul 2025513 AMAQI
27°C26/28°C
18th Jul 2025504 AMAQI
18th Jul 2025495 AMAQI
18th Jul 2025496 AMAQI
18th Jul 2025497 AMAQI
18th Jul 2025498 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252511 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025302 PMAQI
18th Jul 2025293 PMAQI
18th Jul 2025294 PMAQI
18th Jul 2025285 PMAQI
18th Jul 2025276 PMAQI
18th Jul 2025277 PMAQI
18th Jul 2025328 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20254111 PMAQI
19th Jul 20254112 AMAQI
19th Jul 2025441 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025493 AMAQI
27°C25/28°C
19th Jul 2025484 AMAQI
19th Jul 2025455 AMAQI
19th Jul 2025456 AMAQI
19th Jul 2025457 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025279 AMAQI
19th Jul 20252010 AMAQI
19th Jul 20251811 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025221 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025193 PMAQI
19th Jul 2025194 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025258 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025391 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
27°C26/29°C
20th Jul 2025444 AMAQI
20th Jul 2025425 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025427 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025319 AMAQI
20th Jul 20252110 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025232 PMAQI
20th Jul 2025183 PMAQI
20th Jul 2025184 PMAQI
20th Jul 2025185 PMAQI
20th Jul 2025196 PMAQI
20th Jul 2025237 PMAQI
20th Jul 2025308 PMAQI
20th Jul 2025349 PMAQI
20th Jul 20253510 PMAQI
20th Jul 20253511 PMAQI
21st Jul 20253512 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025413 AMAQI
27°C26/29°C
21st Jul 2025404 AMAQI
21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025269 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252912 PMAQI
21st Jul 2025301 PMAQI
21st Jul 2025332 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025305 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20252910 PMAQI
21st Jul 20252911 PMAQI
22nd Jul 20252912 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025383 AMAQI
28°C27/30°C
22nd Jul 2025384 AMAQI
22nd Jul 2025375 AMAQI
22nd Jul 2025376 AMAQI
22nd Jul 2025377 AMAQI
22nd Jul 2025378 AMAQI
22nd Jul 2025309 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20254011 AMAQI
22nd Jul 20254212 PMAQI
22nd Jul 2025371 PMAQI
22nd Jul 2025342 PMAQI
22nd Jul 2025343 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025265 PMAQI
22nd Jul 2025186 PMAQI
22nd Jul 2025167 PMAQI
22nd Jul 2025218 PMAQI
22nd Jul 2025269 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20252712 AMAQI
23rd Jul 2025321 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025363 AMAQI
28°C27/30°C
23rd Jul 2025364 AMAQI
23rd Jul 2025365 AMAQI
23rd Jul 2025366 AMAQI
23rd Jul 2025367 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20253111 AMAQI
23rd Jul 20254312 PMAQI
23rd Jul 2025391 PMAQI
23rd Jul 2025352 PMAQI
23rd Jul 2025333 PMAQI
23rd Jul 2025374 PMAQI
23rd Jul 2025325 PMAQI
23rd Jul 2025276 PMAQI
23rd Jul 2025237 PMAQI
23rd Jul 2025248 PMAQI
23rd Jul 2025309 PMAQI
23rd Jul 20253110 PMAQI
23rd Jul 20252811 PMAQI
24th Jul 20252712 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025332 AMAQI
24th Jul 2025343 AMAQI
28°C27/30°C
24th Jul 2025334 AMAQI
24th Jul 2025345 AMAQI
24th Jul 2025346 AMAQI
24th Jul 2025347 AMAQI
24th Jul 2025348 AMAQI
24th Jul 2025399 AMAQI
24th Jul 20255310 AMAQI
24th Jul 20255911 AMAQI
24th Jul 20255712 PMAQI
24th Jul 2025471 PMAQI
24th Jul 2025412 PMAQI
24th Jul 2025353 PMAQI
24th Jul 2025284 PMAQI
24th Jul 2025245 PMAQI
24th Jul 2025246 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025289 PMAQI
24th Jul 20252910 PMAQI
24th Jul 20252911 PMAQI
25th Jul 20252912 AMAQI
25th Jul 2025291 AMAQI
25th Jul 2025322 AMAQI
25th Jul 2025323 AMAQI
28°C27/30°C
25th Jul 2025334 AMAQI
25th Jul 2025355 AMAQI
25th Jul 2025366 AMAQI
25th Jul 2025367 AMAQI
25th Jul 2025368 AMAQI
25th Jul 2025329 AMAQI
25th Jul 20253010 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252912 PMAQI
25th Jul 2025251 PMAQI
25th Jul 2025242 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025205 PMAQI
25th Jul 2025226 PMAQI
25th Jul 2025247 PMAQI
25th Jul 2025238 PMAQI
25th Jul 2025279 PMAQI
25th Jul 20253110 PMAQI
25th Jul 20252811 PMAQI
26th Jul 20252612 AMAQI
26th Jul 2025281 AMAQI
26th Jul 2025332 AMAQI
26th Jul 2025333 AMAQI
29°C27/30°C
26th Jul 2025324 AMAQI
26th Jul 2025325 AMAQI
26th Jul 2025326 AMAQI
26th Jul 2025327 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025269 AMAQI
26th Jul 20252710 AMAQI
26th Jul 20252711 AMAQI
26th Jul 20252612 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025224 PMAQI
26th Jul 2025215 PMAQI
26th Jul 2025226 PMAQI
26th Jul 2025247 PMAQI
26th Jul 2025258 PMAQI
26th Jul 2025279 PMAQI
26th Jul 20252810 PMAQI
26th Jul 20252711 PMAQI
27th Jul 20252712 AMAQI
27th Jul 2025291 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025313 AMAQI
29°C27/30°C
27th Jul 2025314 AMAQI
27th Jul 2025305 AMAQI
27th Jul 2025306 AMAQI
27th Jul 2025307 AMAQI
27th Jul 2025308 AMAQI
27th Jul 2025269 AMAQI
27th Jul 20252210 AMAQI
27th Jul 20252311 AMAQI
27th Jul 20252512 PMAQI
27th Jul 2025241 PMAQI
27th Jul 2025232 PMAQI
27th Jul 2025223 PMAQI
27th Jul 2025254 PMAQI
27th Jul 2025235 PMAQI
27th Jul 2025216 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025259 PMAQI
27th Jul 20252610 PMAQI
27th Jul 20252711 PMAQI
28th Jul 20252712 AMAQI
28th Jul 2025271 AMAQI
28th Jul 2025302 AMAQI
28th Jul 2025293 AMAQI
28°C27/30°C
28th Jul 2025294 AMAQI
28th Jul 2025285 AMAQI
28th Jul 2025296 AMAQI
28th Jul 2025287 AMAQI
28th Jul 2025298 AMAQI
28th Jul 2025259 AMAQI
28th Jul 20253510 AMAQI
28th Jul 20254411 AMAQI
28th Jul 20254412 PMAQI
28th Jul 2025481 PMAQI
28th Jul 2025412 PMAQI
28th Jul 2025233 PMAQI
28th Jul 2025214 PMAQI
28th Jul 2025195 PMAQI
28th Jul 2025186 PMAQI
28th Jul 2025187 PMAQI
28th Jul 2025198 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252512 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025282 AMAQI
29th Jul 2025283 AMAQI
28°C27/30°C
29th Jul 2025294 AMAQI
29th Jul 2025305 AMAQI
29th Jul 2025306 AMAQI
29th Jul 2025307 AMAQI
29th Jul 2025298 AMAQI
29th Jul 2025269 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20253611 AMAQI
29th Jul 20253812 PMAQI
29th Jul 2025451 PMAQI
29th Jul 2025532 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025524 PMAQI
29th Jul 2025415 PMAQI
29th Jul 2025296 PMAQI
29th Jul 2025287 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252410 PMAQI
29th Jul 20252411 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025271 AMAQI
30th Jul 2025282 AMAQI
30th Jul 2025293 AMAQI
29°C26/32°C
30th Jul 2025294 AMAQI
30th Jul 2025305 AMAQI
30th Jul 2025306 AMAQI
30th Jul 2025317 AMAQI
30th Jul 2025308 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20252310 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20253212 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025344 PMAQI
30th Jul 2025325 PMAQI
30th Jul 2025306 PMAQI
30th Jul 2025357 PMAQI
30th Jul 2025388 PMAQI
30th Jul 2025339 PMAQI
30th Jul 20253210 PMAQI
30th Jul 20253211 PMAQI
31st Jul 20253112 AMAQI
31st Jul 2025301 AMAQI
31st Jul 2025292 AMAQI
31st Jul 2025293 AMAQI
29°C26/33°C
31st Jul 2025294 AMAQI
31st Jul 2025285 AMAQI
31st Jul 2025286 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025289 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20254011 AMAQI
31st Jul 20254312 PMAQI
31st Jul 2025411 PMAQI
31st Jul 2025422 PMAQI
31st Jul 2025403 PMAQI
31st Jul 2025354 PMAQI
31st Jul 2025325 PMAQI
31st Jul 2025256 PMAQI
31st Jul 2025227 PMAQI
31st Jul 2025278 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20253010 PMAQI
31st Jul 20252711 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025311 AMAQI
1st Aug 2025352 AMAQI
1st Aug 2025353 AMAQI
28°C26/31°C
1st Aug 2025354 AMAQI
1st Aug 2025355 AMAQI
1st Aug 2025376 AMAQI
1st Aug 2025367 AMAQI
1st Aug 2025378 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20253010 AMAQI
1st Aug 20254311 AMAQI
1st Aug 20254512 PMAQI
1st Aug 2025391 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025353 PMAQI
1st Aug 2025454 PMAQI
1st Aug 2025355 PMAQI
1st Aug 2025436 PMAQI
1st Aug 2025267 PMAQI
1st Aug 2025308 PMAQI
1st Aug 2025299 PMAQI
1st Aug 20253110 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025311 AMAQI
2nd Aug 2025362 AMAQI
2nd Aug 2025373 AMAQI
28°C26/30°C
2nd Aug 2025374 AMAQI
2nd Aug 2025385 AMAQI
2nd Aug 2025396 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025388 AMAQI
2nd Aug 2025369 AMAQI
2nd Aug 20253510 AMAQI
2nd Aug 20254111 AMAQI
2nd Aug 20254212 PMAQI
2nd Aug 2025521 PMAQI
2nd Aug 2025562 PMAQI
2nd Aug 2025573 PMAQI
2nd Aug 2025554 PMAQI
2nd Aug 2025535 PMAQI
2nd Aug 2025566 PMAQI
2nd Aug 2025517 PMAQI
2nd Aug 2025398 PMAQI
2nd Aug 2025379 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025361 AMAQI
3rd Aug 2025372 AMAQI
3rd Aug 2025373 AMAQI
29°C27/31°C
3rd Aug 2025404 AMAQI
4 AM3rd Aug 2025395 AMAQI
3rd Aug 2025396 AMAQI
3rd Aug 2025407 AMAQI
3rd Aug 2025388 AMAQI
3rd Aug 2025459 AMAQI
3rd Aug 20255310 AMAQI
3rd Aug 20255411 AMAQI
11 AM3rd Aug 20256112 PMAQI
3rd Aug 2025541 PMAQI
3rd Aug 2025572 PMAQI
6 PM
11 PM
3 AM
--°C/°C
Day time
Avg. Highest Time
4 AM - 8 AM
46AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
10 AM
38AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 46), while the lowest AQI was between 10 AM to 10 AM (Avg. 38).
Night time
Avg. Highest Time
12 AM - 3 AM
44AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM - 8 PM
39AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 44), while the lowest AQI was between 7 PM to 8 PM (Avg. 39).
2025 Days Vs Air Quality
Yokohama, Kanagawa, Japan
2025
94%
202
6%
12
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
202 DaysModerate
12 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Yokohama, Kanagawa, Japan
AQI levels in 2025
AQI
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.
1st January 2025
27AQI
27AQI
2nd January 2025
32AQI
32AQI
3rd January 2025
24AQI
24AQI
4th January 2025
27AQI
27AQI
5th January 2025
23AQI
23AQI
6th January 2025
50AQI
50AQI
7th January 2025
33AQI
33AQI
8th January 2025
36AQI
36AQI
9th January 2025
31AQI
31AQI
10th January 2025
27AQI
27AQI
11th January 2025
24AQI
24AQI
12th January 2025
26AQI
26AQI
13th January 2025
31AQI
31AQI
14th January 2025
26AQI
26AQI
15th January 2025
32AQI
32AQI
16th January 2025
22AQI
22AQI
17th January 2025
27AQI
27AQI
18th January 2025
25AQI
25AQI
19th January 2025
28AQI
28AQI
20th January 2025
29AQI
29AQI
21st January 2025
30AQI
30AQI
22nd January 2025
38AQI
38AQI
23rd January 2025
38AQI
38AQI
24th January 2025
36AQI
36AQI
25th January 2025
37AQI
37AQI
26th January 2025
36AQI
36AQI
27th January 2025
31AQI
31AQI
28th January 2025
31AQI
31AQI
29th January 2025
30AQI
30AQI
30th January 2025
28AQI
28AQI
31st January 2025
26AQI
26AQI
1st February 2025
23AQI
23AQI
2nd February 2025
24AQI
24AQI
3rd February 2025
30AQI
30AQI
4th February 2025
29AQI
29AQI
5th February 2025
30AQI
30AQI
6th February 2025
28AQI
28AQI
7th February 2025
28AQI
28AQI
8th February 2025
29AQI
29AQI
9th February 2025
28AQI
28AQI
10th February 2025
25AQI
25AQI
11th February 2025
29AQI
29AQI
12th February 2025
28AQI
28AQI
13th February 2025
36AQI
36AQI
14th February 2025
28AQI
28AQI
15th February 2025
32AQI
32AQI
16th February 2025
29AQI
29AQI
17th February 2025
36AQI
36AQI
18th February 2025
29AQI
29AQI
19th February 2025
31AQI
31AQI
20th February 2025
28AQI
28AQI
21st February 2025
29AQI
29AQI
22nd February 2025
30AQI
30AQI
23rd February 2025
31AQI
31AQI
24th February 2025
32AQI
32AQI
25th February 2025
32AQI
32AQI
26th February 2025
34AQI
34AQI
27th February 2025
36AQI
36AQI
28th February 2025
38AQI
38AQI
1st March 2025
54AQI
54AQI
2nd March 2025
42AQI
42AQI
3rd March 2025
39AQI
39AQI
4th March 2025
30AQI
30AQI
5th March 2025
29AQI
29AQI
6th March 2025
29AQI
29AQI
7th March 2025
32AQI
32AQI
8th March 2025
29AQI
29AQI
9th March 2025
33AQI
33AQI
10th March 2025
31AQI
31AQI
11th March 2025
30AQI
30AQI
12th March 2025
33AQI
33AQI
13th March 2025
31AQI
31AQI
14th March 2025
26AQI
26AQI
15th March 2025
23AQI
23AQI
16th March 2025
18AQI
18AQI
17th March 2025
17AQI
17AQI
18th March 2025
16AQI
16AQI
19th March 2025
15AQI
15AQI
20th March 2025
17AQI
17AQI
21st March 2025
23AQI
23AQI
22nd March 2025
27AQI
27AQI
23rd March 2025
30AQI
30AQI
24th March 2025
30AQI
30AQI
25th March 2025
47AQI
47AQI
26th March 2025
62AQI
62AQI
27th March 2025
56AQI
56AQI
28th March 2025
38AQI
38AQI
29th March 2025
31AQI
31AQI
30th March 2025
30AQI
30AQI
31st March 2025
28AQI
28AQI
1st April 2025
22AQI
22AQI
2nd April 2025
21AQI
21AQI
3rd April 2025
18AQI
18AQI
4th April 2025
20AQI
20AQI
5th April 2025
17AQI
17AQI
6th April 2025
15AQI
15AQI
7th April 2025
16AQI
16AQI
8th April 2025
19AQI
19AQI
9th April 2025
19AQI
19AQI
10th April 2025
23AQI
23AQI
11th April 2025
23AQI
23AQI
12th April 2025
21AQI
21AQI
13th April 2025
18AQI
18AQI
14th April 2025
24AQI
24AQI
15th April 2025
20AQI
20AQI
16th April 2025
20AQI
20AQI
17th April 2025
25AQI
25AQI
18th April 2025
28AQI
28AQI
19th April 2025
32AQI
32AQI
20th April 2025
26AQI
26AQI
21st April 2025
24AQI
24AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
16AQI
16AQI
24th April 2025
20AQI
20AQI
25th April 2025
19AQI
19AQI
26th April 2025
21AQI
21AQI
27th April 2025
21AQI
21AQI
28th April 2025
20AQI
20AQI
29th April 2025
16AQI
16AQI
30th April 2025
20AQI
20AQI
1st May 2025
19AQI
19AQI
2nd May 2025
17AQI
17AQI
3rd May 2025
17AQI
17AQI
4th May 2025
22AQI
22AQI
5th May 2025
18AQI
18AQI
6th May 2025
17AQI
17AQI
7th May 2025
15AQI
15AQI
8th May 2025
17AQI
17AQI
9th May 2025
17AQI
17AQI
10th May 2025
14AQI
14AQI
11th May 2025
17AQI
17AQI
12th May 2025
16AQI
16AQI
13th May 2025
20AQI
20AQI
14th May 2025
18AQI
18AQI
15th May 2025
19AQI
19AQI
16th May 2025
20AQI
20AQI
17th May 2025
19AQI
19AQI
18th May 2025
24AQI
24AQI
19th May 2025
26AQI
26AQI
20th May 2025
55AQI
55AQI
21st May 2025
31AQI
31AQI
22nd May 2025
31AQI
31AQI
23rd May 2025
26AQI
26AQI
24th May 2025
24AQI
24AQI
25th May 2025
19AQI
19AQI
26th May 2025
21AQI
21AQI
27th May 2025
25AQI
25AQI
28th May 2025
16AQI
16AQI
29th May 2025
21AQI
21AQI
30th May 2025
16AQI
16AQI
31st May 2025
14AQI
14AQI
1st June 2025
15AQI
15AQI
2nd June 2025
20AQI
20AQI
3rd June 2025
22AQI
22AQI
4th June 2025
19AQI
19AQI
5th June 2025
25AQI
25AQI
6th June 2025
26AQI
26AQI
7th June 2025
38AQI
38AQI
8th June 2025
34AQI
34AQI
9th June 2025
27AQI
27AQI
10th June 2025
24AQI
24AQI
11th June 2025
22AQI
22AQI
12th June 2025
26AQI
26AQI
13th June 2025
24AQI
24AQI
14th June 2025
21AQI
21AQI
15th June 2025
26AQI
26AQI
16th June 2025
25AQI
25AQI
17th June 2025
31AQI
31AQI
18th June 2025
29AQI
29AQI
19th June 2025
30AQI
30AQI
20th June 2025
28AQI
28AQI
21st June 2025
22AQI
22AQI
22nd June 2025
15AQI
15AQI
23rd June 2025
16AQI
16AQI
24th June 2025
16AQI
16AQI
25th June 2025
18AQI
18AQI
26th June 2025
16AQI
16AQI
27th June 2025
20AQI
20AQI
28th June 2025
20AQI
20AQI
29th June 2025
22AQI
22AQI
30th June 2025
32AQI
32AQI
1st July 2025
33AQI
33AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
37AQI
37AQI
4th July 2025
39AQI
39AQI
5th July 2025
47AQI
47AQI
6th July 2025
59AQI
59AQI
7th July 2025
73AQI
73AQI
8th July 2025
73AQI
73AQI
9th July 2025
71AQI
71AQI
10th July 2025
55AQI
55AQI
11th July 2025
52AQI
52AQI
12th July 2025
55AQI
55AQI
13th July 2025
52AQI
52AQI
14th July 2025
44AQI
44AQI
15th July 2025
45AQI
45AQI
16th July 2025
43AQI
43AQI
17th July 2025
43AQI
43AQI
18th July 2025
39AQI
39AQI
19th July 2025
33AQI
33AQI
20th July 2025
32AQI
32AQI
21st July 2025
33AQI
33AQI
22nd July 2025
31AQI
31AQI
23rd July 2025
32AQI
32AQI
24th July 2025
33AQI
33AQI
25th July 2025
29AQI
29AQI
26th July 2025
28AQI
28AQI
27th July 2025
26AQI
26AQI
28th July 2025
27AQI
27AQI
29th July 2025
32AQI
32AQI
30th July 2025
30AQI
30AQI
31st July 2025
30AQI
30AQI
1st August 2025
34AQI
34AQI
2nd August 2025
38AQI
38AQI
30AQI
30AQI
31AQI
21AQI
21AQI
24AQI
42AQI
36AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202529AQI
31
28
28
3
30
30
1
30
23
8
2
202
12
Highest AQI recorded in
July42AQI
Lowest AQI recorded in
April21AQI
202434AQI
30
1
28
1
25
6
25
5
30
1
29
1
22
9
31
30
31
30
31
342
24
Highest AQI recorded in
July41AQI
Lowest AQI recorded in
December26AQI
202336AQI
29
2
24
4
28
3
25
5
28
3
26
4
30
1
30
1
29
1
31
25
1
30
1
335
26
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
August28AQI
202236AQI
28
3
22
25
6
24
6
26
5
26
4
23
2
3
29
31
26
31
294
26
Highest AQI recorded in
March42AQI
Lowest AQI recorded in
December30AQI
202132AQI
30
1
25
3
31
30
27
4
27
3
29
2
26
5
30
31
25
3
27
4
338
25
Highest AQI recorded in
May37AQI
Lowest AQI recorded in
April24AQI
202033AQI
12
1
20
1
18
24
6
28
3
18
13
19
31
26
3
30
1
226
28
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
September23AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
36AQILeast Polluted Year Recorded
2025(Avg.)
29AQIYokohama's annual 2025 AQI (29) shows an average percentage change of -15.7% (improved AQI) compared to previous years: 2020 (33), 2021 (32), 2022 (36), 2023 (36), 2024 (34).
