Busan, Busan, South Korea 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
Busan, Busan, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
25th Aug 2024
102AQILowest AQI recorded on
3rd Aug 2022
21AQISame Day Analysis (25th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 50 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Aug - 27th Aug 2025
Busan, Busan, South Korea
AQI
Day
Night
.
5 AM26th Aug 2025
7 PM
4 AM27th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5AM26th Aug
52AQI
Avg. Lowest Time
11AM26th Aug
31AQI
In the last 24 hours,
Busan's AQI reached its highest point of 52 at 5 AM during the Night, while the lowest point, 31, was recorded at 11 AM during the Night between 26th Aug and 27th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Busan, Busan, South Korea
JulAug
28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
28th Jul 2025455 AMAQI
28th Jul 2025456 AMAQI
28th Jul 2025457 AMAQI
28th Jul 2025458 AMAQI
28th Jul 2025309 AMAQI
28th Jul 20252510 AMAQI
28th Jul 20252811 AMAQI
28th Jul 20253212 PMAQI
28th Jul 2025371 PMAQI
28th Jul 2025362 PMAQI
28th Jul 2025353 PMAQI
28th Jul 2025374 PMAQI
28th Jul 2025375 PMAQI
28th Jul 2025346 PMAQI
28th Jul 2025317 PMAQI
28th Jul 2025338 PMAQI
28th Jul 2025389 PMAQI
28th Jul 20253810 PMAQI
28th Jul 20253811 PMAQI
29th Jul 20253912 AMAQI
29th Jul 2025441 AMAQI
29th Jul 2025462 AMAQI
29th Jul 2025463 AMAQI
29th Jul 2025454 AMAQI
28°C24/34°C
29th Jul 2025435 AMAQI
29th Jul 2025446 AMAQI
29th Jul 2025447 AMAQI
29th Jul 2025438 AMAQI
29th Jul 2025349 AMAQI
29th Jul 20253210 AMAQI
29th Jul 20253411 AMAQI
29th Jul 20253312 PMAQI
29th Jul 2025321 PMAQI
29th Jul 2025312 PMAQI
29th Jul 2025313 PMAQI
29th Jul 2025334 PMAQI
29th Jul 2025315 PMAQI
29th Jul 2025286 PMAQI
29th Jul 2025297 PMAQI
29th Jul 2025328 PMAQI
29th Jul 2025349 PMAQI
29th Jul 20253510 PMAQI
29th Jul 20253511 PMAQI
30th Jul 20253712 AMAQI
30th Jul 2025451 AMAQI
30th Jul 2025442 AMAQI
30th Jul 2025443 AMAQI
30th Jul 2025444 AMAQI
28°C24/33°C
30th Jul 2025425 AMAQI
30th Jul 2025426 AMAQI
30th Jul 2025427 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20255510 AMAQI
30th Jul 20255111 AMAQI
30th Jul 20254712 PMAQI
30th Jul 2025411 PMAQI
30th Jul 2025362 PMAQI
30th Jul 2025343 PMAQI
30th Jul 2025314 PMAQI
30th Jul 2025285 PMAQI
30th Jul 2025296 PMAQI
30th Jul 2025307 PMAQI
30th Jul 2025338 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20254210 PMAQI
30th Jul 20254311 PMAQI
31st Jul 20254212 AMAQI
31st Jul 2025431 AMAQI
31st Jul 2025432 AMAQI
31st Jul 2025433 AMAQI
31st Jul 2025434 AMAQI
28°C24/32°C
31st Jul 2025435 AMAQI
31st Jul 2025436 AMAQI
31st Jul 2025437 AMAQI
31st Jul 2025438 AMAQI
31st Jul 2025439 AMAQI
31st Jul 20254310 AMAQI
31st Jul 20255111 AMAQI
31st Jul 20255012 PMAQI
31st Jul 2025471 PMAQI
31st Jul 2025392 PMAQI
31st Jul 2025373 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025415 PMAQI
31st Jul 2025356 PMAQI
31st Jul 2025387 PMAQI
31st Jul 2025438 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255110 PMAQI
31st Jul 20255111 PMAQI
1st Aug 20254712 AMAQI
1st Aug 2025441 AMAQI
1st Aug 2025472 AMAQI
1st Aug 2025413 AMAQI
1st Aug 2025494 AMAQI
28°C24/33°C
1st Aug 2025515 AMAQI
1st Aug 2025516 AMAQI
1st Aug 2025517 AMAQI
1st Aug 2025518 AMAQI
1st Aug 2025569 AMAQI
1st Aug 20255810 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255712 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025572 PMAQI
1st Aug 2025563 PMAQI
1st Aug 2025564 PMAQI
1st Aug 2025555 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025557 PMAQI
1st Aug 2025558 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255210 PMAQI
1st Aug 20255211 PMAQI
2nd Aug 20255012 AMAQI
2nd Aug 2025481 AMAQI
2nd Aug 2025492 AMAQI
2nd Aug 2025483 AMAQI
2nd Aug 2025504 AMAQI
29°C24/35°C
2nd Aug 2025525 AMAQI
2nd Aug 2025516 AMAQI
2nd Aug 2025507 AMAQI
2nd Aug 2025518 AMAQI
2nd Aug 2025659 AMAQI
2nd Aug 20256310 AMAQI
2nd Aug 20257111 AMAQI
2nd Aug 20256712 PMAQI
2nd Aug 2025691 PMAQI
2nd Aug 2025712 PMAQI
2nd Aug 2025723 PMAQI
2nd Aug 2025724 PMAQI
2nd Aug 2025665 PMAQI
2nd Aug 2025696 PMAQI
2nd Aug 2025677 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20255911 PMAQI
3rd Aug 20255512 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025512 AMAQI
3rd Aug 2025513 AMAQI
3rd Aug 2025544 AMAQI
29°C25/35°C
3rd Aug 2025565 AMAQI
3rd Aug 2025566 AMAQI
3rd Aug 2025557 AMAQI
3rd Aug 2025558 AMAQI
3rd Aug 2025699 AMAQI
3rd Aug 20257010 AMAQI
3rd Aug 20258011 AMAQI
3rd Aug 20257312 PMAQI
3rd Aug 2025691 PMAQI
3rd Aug 2025672 PMAQI
3rd Aug 2025613 PMAQI
3rd Aug 2025604 PMAQI
3rd Aug 2025595 PMAQI
3rd Aug 2025586 PMAQI
3rd Aug 2025587 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025579 PMAQI
3rd Aug 20255710 PMAQI
3rd Aug 20255411 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025564 AMAQI
28°C26/31°C
4th Aug 2025565 AMAQI
4th Aug 2025576 AMAQI
4th Aug 2025577 AMAQI
4th Aug 2025578 AMAQI
4th Aug 2025609 AMAQI
4th Aug 20256410 AMAQI
4th Aug 20256911 AMAQI
4th Aug 20256412 PMAQI
4th Aug 2025601 PMAQI
4th Aug 2025632 PMAQI
4th Aug 2025583 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025575 PMAQI
4th Aug 2025626 PMAQI
4th Aug 2025537 PMAQI
4th Aug 2025558 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20255111 PMAQI
5th Aug 20255112 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025552 AMAQI
5th Aug 2025553 AMAQI
5th Aug 2025564 AMAQI
28°C26/32°C
5th Aug 2025565 AMAQI
5th Aug 2025566 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025568 AMAQI
5th Aug 2025509 AMAQI
5th Aug 20255710 AMAQI
5th Aug 20255711 AMAQI
5th Aug 20255112 PMAQI
5th Aug 2025541 PMAQI
5th Aug 2025522 PMAQI
5th Aug 2025493 PMAQI
5th Aug 2025434 PMAQI
5th Aug 2025505 PMAQI
5th Aug 2025496 PMAQI
5th Aug 2025477 PMAQI
5th Aug 2025488 PMAQI
5th Aug 2025509 PMAQI
5th Aug 20255210 PMAQI
5th Aug 20255011 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025531 AMAQI
6th Aug 2025542 AMAQI
6th Aug 2025543 AMAQI
6th Aug 2025544 AMAQI
28°C26/31°C
6th Aug 2025555 AMAQI
6th Aug 2025546 AMAQI
6th Aug 2025557 AMAQI
6th Aug 2025548 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20253510 AMAQI
6th Aug 20255011 AMAQI
6th Aug 20254312 PMAQI
6th Aug 2025431 PMAQI
6th Aug 2025512 PMAQI
6th Aug 2025473 PMAQI
6th Aug 2025474 PMAQI
6th Aug 2025535 PMAQI
6th Aug 2025516 PMAQI
6th Aug 2025567 PMAQI
6th Aug 2025558 PMAQI
6th Aug 2025549 PMAQI
6th Aug 20255410 PMAQI
6th Aug 20255411 PMAQI
7th Aug 20255312 AMAQI
7th Aug 2025531 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025533 AMAQI
7th Aug 2025534 AMAQI
28°C26/31°C
7th Aug 2025535 AMAQI
7th Aug 2025536 AMAQI
7th Aug 2025527 AMAQI
7th Aug 2025538 AMAQI
7th Aug 2025529 AMAQI
7th Aug 20255310 AMAQI
7th Aug 20255711 AMAQI
7th Aug 20255812 PMAQI
7th Aug 2025551 PMAQI
7th Aug 2025532 PMAQI
7th Aug 2025523 PMAQI
7th Aug 2025534 PMAQI
7th Aug 2025545 PMAQI
7th Aug 2025486 PMAQI
7th Aug 2025467 PMAQI
7th Aug 2025468 PMAQI
7th Aug 2025509 PMAQI
7th Aug 20255210 PMAQI
7th Aug 20255211 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025533 AMAQI
8th Aug 2025534 AMAQI
28°C25/32°C
8th Aug 2025535 AMAQI
8th Aug 2025536 AMAQI
8th Aug 2025537 AMAQI
8th Aug 2025538 AMAQI
8th Aug 2025609 AMAQI
8th Aug 20256510 AMAQI
8th Aug 20257111 AMAQI
8th Aug 20257112 PMAQI
8th Aug 2025721 PMAQI
8th Aug 2025732 PMAQI
8th Aug 2025683 PMAQI
8th Aug 2025654 PMAQI
8th Aug 2025635 PMAQI
8th Aug 2025626 PMAQI
8th Aug 2025627 PMAQI
8th Aug 2025628 PMAQI
8th Aug 2025599 PMAQI
8th Aug 20255910 PMAQI
8th Aug 20256011 PMAQI
9th Aug 20256012 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025532 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025544 AMAQI
26°C23/30°C
9th Aug 2025565 AMAQI
9th Aug 2025566 AMAQI
9th Aug 2025567 AMAQI
9th Aug 2025568 AMAQI
9th Aug 2025699 AMAQI
9th Aug 20257510 AMAQI
9th Aug 20257111 AMAQI
9th Aug 20256312 PMAQI
9th Aug 2025491 PMAQI
9th Aug 2025462 PMAQI
9th Aug 2025413 PMAQI
9th Aug 2025344 PMAQI
9th Aug 2025315 PMAQI
9th Aug 2025276 PMAQI
9th Aug 2025257 PMAQI
9th Aug 2025328 PMAQI
9th Aug 2025459 PMAQI
9th Aug 20254610 PMAQI
9th Aug 20254511 PMAQI
10th Aug 20254612 AMAQI
10th Aug 2025511 AMAQI
10th Aug 2025552 AMAQI
10th Aug 2025553 AMAQI
10th Aug 2025564 AMAQI
24°C21/28°C
10th Aug 2025575 AMAQI
10th Aug 2025576 AMAQI
10th Aug 2025577 AMAQI
10th Aug 2025578 AMAQI
10th Aug 2025379 AMAQI
10th Aug 20251710 AMAQI
10th Aug 20251811 AMAQI
10th Aug 20251812 PMAQI
10th Aug 2025241 PMAQI
10th Aug 2025302 PMAQI
10th Aug 2025333 PMAQI
10th Aug 2025404 PMAQI
10th Aug 2025485 PMAQI
10th Aug 2025496 PMAQI
10th Aug 2025497 PMAQI
10th Aug 2025508 PMAQI
10th Aug 2025539 PMAQI
10th Aug 20255310 PMAQI
10th Aug 20255311 PMAQI
11th Aug 20255412 AMAQI
11th Aug 2025541 AMAQI
11th Aug 2025542 AMAQI
11th Aug 2025543 AMAQI
11th Aug 2025534 AMAQI
23°C21/25°C
11th Aug 2025515 AMAQI
11th Aug 2025516 AMAQI
11th Aug 2025517 AMAQI
11th Aug 2025518 AMAQI
11th Aug 2025549 AMAQI
11th Aug 20255510 AMAQI
11th Aug 20255111 AMAQI
11th Aug 20255012 PMAQI
11th Aug 2025451 PMAQI
11th Aug 2025382 PMAQI
11th Aug 2025513 PMAQI
11th Aug 2025474 PMAQI
11th Aug 2025565 PMAQI
11th Aug 2025456 PMAQI
11th Aug 2025417 PMAQI
11th Aug 2025448 PMAQI
11th Aug 2025479 PMAQI
11th Aug 20254610 PMAQI
11th Aug 20254011 PMAQI
12th Aug 20254412 AMAQI
12th Aug 2025531 AMAQI
12th Aug 2025532 AMAQI
12th Aug 2025523 AMAQI
12th Aug 2025534 AMAQI
24°C22/27°C
12th Aug 2025545 AMAQI
12th Aug 2025546 AMAQI
12th Aug 2025527 AMAQI
12th Aug 2025538 AMAQI
12th Aug 2025319 AMAQI
12th Aug 20253910 AMAQI
12th Aug 20253711 AMAQI
12th Aug 20253912 PMAQI
12th Aug 2025421 PMAQI
12th Aug 2025342 PMAQI
12th Aug 2025333 PMAQI
12th Aug 2025324 PMAQI
12th Aug 2025285 PMAQI
12th Aug 2025276 PMAQI
12th Aug 2025307 PMAQI
12th Aug 2025378 PMAQI
12th Aug 2025419 PMAQI
12th Aug 20254410 PMAQI
12th Aug 20254311 PMAQI
13th Aug 20254512 AMAQI
13th Aug 2025521 AMAQI
13th Aug 2025512 AMAQI
13th Aug 2025523 AMAQI
13th Aug 2025514 AMAQI
21°C19/22°C
13th Aug 2025515 AMAQI
13th Aug 2025516 AMAQI
13th Aug 2025507 AMAQI
13th Aug 2025518 AMAQI
13th Aug 2025419 AMAQI
13th Aug 20254110 AMAQI
13th Aug 20254311 AMAQI
13th Aug 20253612 PMAQI
13th Aug 2025351 PMAQI
13th Aug 2025382 PMAQI
13th Aug 2025413 PMAQI
13th Aug 2025394 PMAQI
13th Aug 2025395 PMAQI
13th Aug 2025316 PMAQI
13th Aug 2025347 PMAQI
13th Aug 2025398 PMAQI
13th Aug 2025419 PMAQI
13th Aug 20253910 PMAQI
13th Aug 20254111 PMAQI
14th Aug 20254312 AMAQI
14th Aug 2025491 AMAQI
14th Aug 2025502 AMAQI
14th Aug 2025513 AMAQI
14th Aug 2025494 AMAQI
26°C23/30°C
14th Aug 2025475 AMAQI
14th Aug 2025486 AMAQI
14th Aug 2025477 AMAQI
14th Aug 2025478 AMAQI
14th Aug 2025269 AMAQI
14th Aug 20253410 AMAQI
14th Aug 20253711 AMAQI
14th Aug 20253512 PMAQI
14th Aug 2025411 PMAQI
14th Aug 2025422 PMAQI
14th Aug 2025453 PMAQI
14th Aug 2025484 PMAQI
14th Aug 2025435 PMAQI
14th Aug 2025446 PMAQI
14th Aug 2025477 PMAQI
14th Aug 2025448 PMAQI
14th Aug 2025419 PMAQI
14th Aug 20254210 PMAQI
14th Aug 20254211 PMAQI
15th Aug 20254312 AMAQI
15th Aug 2025461 AMAQI
15th Aug 2025462 AMAQI
15th Aug 2025463 AMAQI
15th Aug 2025444 AMAQI
27°C25/31°C
15th Aug 2025445 AMAQI
15th Aug 2025436 AMAQI
15th Aug 2025457 AMAQI
15th Aug 2025438 AMAQI
15th Aug 2025329 AMAQI
15th Aug 20253610 AMAQI
15th Aug 20253811 AMAQI
15th Aug 20254612 PMAQI
15th Aug 2025501 PMAQI
15th Aug 2025432 PMAQI
15th Aug 2025463 PMAQI
15th Aug 2025374 PMAQI
15th Aug 2025425 PMAQI
15th Aug 2025486 PMAQI
15th Aug 2025467 PMAQI
15th Aug 2025458 PMAQI
15th Aug 2025449 PMAQI
15th Aug 20254410 PMAQI
15th Aug 20254511 PMAQI
16th Aug 20254112 AMAQI
16th Aug 2025421 AMAQI
16th Aug 2025422 AMAQI
16th Aug 2025423 AMAQI
16th Aug 2025424 AMAQI
28°C25/33°C
16th Aug 2025425 AMAQI
16th Aug 2025416 AMAQI
16th Aug 2025427 AMAQI
16th Aug 2025428 AMAQI
16th Aug 2025429 AMAQI
16th Aug 20254910 AMAQI
16th Aug 20255211 AMAQI
16th Aug 20255512 PMAQI
16th Aug 2025511 PMAQI
16th Aug 2025462 PMAQI
16th Aug 2025483 PMAQI
16th Aug 2025474 PMAQI
16th Aug 2025485 PMAQI
16th Aug 2025476 PMAQI
16th Aug 2025497 PMAQI
16th Aug 2025438 PMAQI
16th Aug 2025429 PMAQI
16th Aug 20254310 PMAQI
16th Aug 20254311 PMAQI
17th Aug 20254212 AMAQI
17th Aug 2025421 AMAQI
17th Aug 2025412 AMAQI
17th Aug 2025413 AMAQI
17th Aug 2025424 AMAQI
28°C25/32°C
17th Aug 2025425 AMAQI
17th Aug 2025426 AMAQI
17th Aug 2025437 AMAQI
17th Aug 2025428 AMAQI
17th Aug 2025429 AMAQI
17th Aug 20254210 AMAQI
17th Aug 20254411 AMAQI
17th Aug 20254512 PMAQI
17th Aug 2025441 PMAQI
17th Aug 2025452 PMAQI
17th Aug 2025443 PMAQI
17th Aug 2025434 PMAQI
17th Aug 2025525 PMAQI
17th Aug 2025456 PMAQI
17th Aug 2025437 PMAQI
17th Aug 2025438 PMAQI
17th Aug 2025489 PMAQI
17th Aug 20254910 PMAQI
17th Aug 20255011 PMAQI
18th Aug 20255112 AMAQI
18th Aug 2025451 AMAQI
18th Aug 2025412 AMAQI
18th Aug 2025413 AMAQI
18th Aug 2025414 AMAQI
28°C24/33°C
18th Aug 2025415 AMAQI
18th Aug 2025426 AMAQI
18th Aug 2025427 AMAQI
18th Aug 2025418 AMAQI
18th Aug 2025589 AMAQI
18th Aug 20255910 AMAQI
18th Aug 20256111 AMAQI
18th Aug 20255812 PMAQI
18th Aug 2025641 PMAQI
18th Aug 2025652 PMAQI
18th Aug 2025633 PMAQI
18th Aug 2025614 PMAQI
18th Aug 2025605 PMAQI
18th Aug 2025596 PMAQI
18th Aug 2025587 PMAQI
18th Aug 2025568 PMAQI
18th Aug 2025559 PMAQI
18th Aug 20255710 PMAQI
18th Aug 20255411 PMAQI
19th Aug 20255212 AMAQI
19th Aug 2025441 AMAQI
19th Aug 2025442 AMAQI
19th Aug 2025433 AMAQI
19th Aug 2025474 AMAQI
28°C24/32°C
19th Aug 2025495 AMAQI
19th Aug 2025506 AMAQI
19th Aug 2025497 AMAQI
19th Aug 2025498 AMAQI
19th Aug 2025599 AMAQI
19th Aug 20255810 AMAQI
19th Aug 20255811 AMAQI
19th Aug 20255812 PMAQI
19th Aug 2025581 PMAQI
19th Aug 2025572 PMAQI
19th Aug 2025563 PMAQI
19th Aug 2025574 PMAQI
19th Aug 2025565 PMAQI
19th Aug 2025596 PMAQI
19th Aug 2025577 PMAQI
19th Aug 2025568 PMAQI
19th Aug 2025519 PMAQI
19th Aug 20255410 PMAQI
19th Aug 20255011 PMAQI
20th Aug 20254812 AMAQI
20th Aug 2025471 AMAQI
20th Aug 2025482 AMAQI
20th Aug 2025483 AMAQI
20th Aug 2025504 AMAQI
28°C25/32°C
20th Aug 2025515 AMAQI
20th Aug 2025516 AMAQI
20th Aug 2025517 AMAQI
20th Aug 2025508 AMAQI
20th Aug 2025519 AMAQI
20th Aug 20255510 AMAQI
20th Aug 20255611 AMAQI
20th Aug 20255912 PMAQI
20th Aug 2025551 PMAQI
20th Aug 2025532 PMAQI
20th Aug 2025503 PMAQI
20th Aug 2025554 PMAQI
20th Aug 2025475 PMAQI
20th Aug 2025436 PMAQI
20th Aug 2025467 PMAQI
20th Aug 2025428 PMAQI
20th Aug 2025459 PMAQI
20th Aug 20254310 PMAQI
20th Aug 20253711 PMAQI
21st Aug 20254212 AMAQI
21st Aug 2025481 AMAQI
21st Aug 2025492 AMAQI
21st Aug 2025493 AMAQI
21st Aug 2025504 AMAQI
28°C24/32°C
21st Aug 2025515 AMAQI
21st Aug 2025506 AMAQI
21st Aug 2025517 AMAQI
21st Aug 2025508 AMAQI
21st Aug 2025539 AMAQI
21st Aug 20255410 AMAQI
21st Aug 20254511 AMAQI
21st Aug 20255312 PMAQI
21st Aug 2025571 PMAQI
21st Aug 2025582 PMAQI
21st Aug 2025553 PMAQI
21st Aug 2025544 PMAQI
21st Aug 2025555 PMAQI
21st Aug 2025546 PMAQI
21st Aug 2025557 PMAQI
21st Aug 2025578 PMAQI
21st Aug 2025529 PMAQI
21st Aug 20255210 PMAQI
21st Aug 20255211 PMAQI
22nd Aug 20255512 AMAQI
22nd Aug 2025491 AMAQI
22nd Aug 2025492 AMAQI
22nd Aug 2025493 AMAQI
22nd Aug 2025504 AMAQI
28°C24/33°C
22nd Aug 2025505 AMAQI
22nd Aug 2025506 AMAQI
22nd Aug 2025517 AMAQI
22nd Aug 2025518 AMAQI
22nd Aug 2025599 AMAQI
22nd Aug 20256010 AMAQI
22nd Aug 20256011 AMAQI
22nd Aug 20256512 PMAQI
22nd Aug 2025651 PMAQI
22nd Aug 2025642 PMAQI
22nd Aug 2025593 PMAQI
22nd Aug 2025664 PMAQI
22nd Aug 2025535 PMAQI
22nd Aug 2025486 PMAQI
22nd Aug 2025607 PMAQI
22nd Aug 2025538 PMAQI
22nd Aug 2025529 PMAQI
22nd Aug 20255510 PMAQI
22nd Aug 20255311 PMAQI
23rd Aug 20255312 AMAQI
23rd Aug 2025491 AMAQI
23rd Aug 2025502 AMAQI
23rd Aug 2025503 AMAQI
23rd Aug 2025514 AMAQI
29°C25/33°C
23rd Aug 2025525 AMAQI
23rd Aug 2025526 AMAQI
23rd Aug 2025527 AMAQI
23rd Aug 2025528 AMAQI
23rd Aug 2025509 AMAQI
23rd Aug 20255110 AMAQI
23rd Aug 20255311 AMAQI
23rd Aug 20254912 PMAQI
23rd Aug 2025501 PMAQI
23rd Aug 2025462 PMAQI
23rd Aug 2025503 PMAQI
23rd Aug 2025584 PMAQI
23rd Aug 2025545 PMAQI
23rd Aug 2025536 PMAQI
23rd Aug 2025517 PMAQI
23rd Aug 2025528 PMAQI
23rd Aug 2025539 PMAQI
23rd Aug 20255310 PMAQI
23rd Aug 20255211 PMAQI
24th Aug 20255312 AMAQI
24th Aug 2025521 AMAQI
24th Aug 2025512 AMAQI
24th Aug 2025503 AMAQI
24th Aug 2025504 AMAQI
29°C25/34°C
24th Aug 2025495 AMAQI
24th Aug 2025506 AMAQI
24th Aug 2025507 AMAQI
24th Aug 2025508 AMAQI
24th Aug 2025579 AMAQI
24th Aug 20255810 AMAQI
24th Aug 20255411 AMAQI
24th Aug 20255612 PMAQI
24th Aug 2025631 PMAQI
24th Aug 2025612 PMAQI
24th Aug 2025633 PMAQI
24th Aug 2025644 PMAQI
24th Aug 2025555 PMAQI
24th Aug 2025616 PMAQI
24th Aug 2025537 PMAQI
24th Aug 2025548 PMAQI
24th Aug 2025519 PMAQI
24th Aug 20254810 PMAQI
24th Aug 20255111 PMAQI
25th Aug 20254812 AMAQI
25th Aug 2025501 AMAQI
25th Aug 2025512 AMAQI
25th Aug 2025503 AMAQI
25th Aug 2025514 AMAQI
29°C25/33°C
25th Aug 2025525 AMAQI
25th Aug 2025526 AMAQI
25th Aug 2025527 AMAQI
25th Aug 2025528 AMAQI
25th Aug 2025519 AMAQI
25th Aug 20255110 AMAQI
25th Aug 20255111 AMAQI
25th Aug 20254312 PMAQI
25th Aug 2025511 PMAQI
25th Aug 2025472 PMAQI
25th Aug 2025503 PMAQI
25th Aug 2025434 PMAQI
25th Aug 2025515 PMAQI
25th Aug 2025466 PMAQI
25th Aug 2025517 PMAQI
25th Aug 2025458 PMAQI
25th Aug 2025459 PMAQI
25th Aug 20254610 PMAQI
25th Aug 20254311 PMAQI
26th Aug 20254312 AMAQI
26th Aug 2025481 AMAQI
26th Aug 2025512 AMAQI
26th Aug 2025513 AMAQI
26th Aug 2025524 AMAQI
28°C25/33°C
26th Aug 2025525 AMAQI
26th Aug 2025526 AMAQI
26th Aug 2025527 AMAQI
26th Aug 2025518 AMAQI
26th Aug 2025359 AMAQI
26th Aug 20254010 AMAQI
26th Aug 20253111 AMAQI
26th Aug 20253612 PMAQI
26th Aug 2025391 PMAQI
26th Aug 2025382 PMAQI
26th Aug 2025423 PMAQI
26th Aug 2025424 PMAQI
26th Aug 2025365 PMAQI
26th Aug 2025406 PMAQI
26th Aug 2025367 PMAQI
26th Aug 2025418 PMAQI
26th Aug 2025449 PMAQI
26th Aug 20254210 PMAQI
26th Aug 20254211 PMAQI
27th Aug 20254612 AMAQI
27th Aug 2025501 AMAQI
27th Aug 2025502 AMAQI
27th Aug 2025513 AMAQI
27th Aug 2025504 AMAQI
--°C/°C
5 AM
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 1 PM
50AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
2 PM - 7 PM
48AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 1 PM (Avg. 50), while the lowest AQI was between 2 PM to 7 PM (Avg. 48).
Night time
Avg. Highest Time
12 AM - 4 AM
49AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM - 11 PM
48AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 49), while the lowest AQI was between 8 PM to 11 PM (Avg. 48).
2025 Days Vs Air Quality
Busan, Busan, South Korea
2025
33%
78
65%
154
2%
5
Total number of days with different AQI categories in last 238 days in 2025 (127 days remaining)
Good
78 DaysModerate
154 DaysPoor
5 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 33%
Health Risk Level:
High
In 2025, 33% of 238 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Busan, Busan, South Korea
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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
54AQI
54AQI
2nd January 2025
66AQI
66AQI
3rd January 2025
52AQI
52AQI
4th January 2025
55AQI
55AQI
5th January 2025
56AQI
56AQI
6th January 2025
92AQI
92AQI
7th January 2025
51AQI
51AQI
8th January 2025
61AQI
61AQI
9th January 2025
44AQI
44AQI
10th January 2025
49AQI
49AQI
11th January 2025
51AQI
51AQI
12th January 2025
60AQI
60AQI
13th January 2025
70AQI
70AQI
14th January 2025
90AQI
90AQI
15th January 2025
55AQI
55AQI
16th January 2025
64AQI
64AQI
17th January 2025
75AQI
75AQI
18th January 2025
85AQI
85AQI
19th January 2025
74AQI
74AQI
20th January 2025
101AQI
101AQI
21st January 2025
121AQI
121AQI
22nd January 2025
115AQI
115AQI
23rd January 2025
129AQI
129AQI
24th January 2025
86AQI
86AQI
25th January 2025
71AQI
71AQI
26th January 2025
56AQI
56AQI
27th January 2025
59AQI
59AQI
28th January 2025
45AQI
45AQI
29th January 2025
45AQI
45AQI
30th January 2025
55AQI
55AQI
31st January 2025
58AQI
58AQI
1st February 2025
58AQI
58AQI
2nd February 2025
64AQI
64AQI
3rd February 2025
57AQI
57AQI
4th February 2025
48AQI
48AQI
5th February 2025
48AQI
48AQI
6th February 2025
47AQI
47AQI
7th February 2025
57AQI
57AQI
8th February 2025
40AQI
40AQI
9th February 2025
47AQI
47AQI
10th February 2025
48AQI
48AQI
11th February 2025
65AQI
65AQI
12th February 2025
64AQI
64AQI
13th February 2025
48AQI
48AQI
14th February 2025
67AQI
67AQI
15th February 2025
54AQI
54AQI
16th February 2025
71AQI
71AQI
17th February 2025
50AQI
50AQI
18th February 2025
50AQI
50AQI
19th February 2025
46AQI
46AQI
20th February 2025
47AQI
47AQI
21st February 2025
47AQI
47AQI
22nd February 2025
53AQI
53AQI
23rd February 2025
50AQI
50AQI
24th February 2025
52AQI
52AQI
25th February 2025
53AQI
53AQI
26th February 2025
92AQI
92AQI
27th February 2025
75AQI
75AQI
28th February 2025
77AQI
77AQI
1st March 2025
77AQI
77AQI
2nd March 2025
80AQI
80AQI
3rd March 2025
52AQI
52AQI
4th March 2025
47AQI
47AQI
5th March 2025
38AQI
38AQI
6th March 2025
42AQI
42AQI
7th March 2025
50AQI
50AQI
8th March 2025
49AQI
49AQI
9th March 2025
67AQI
67AQI
10th March 2025
58AQI
58AQI
11th March 2025
74AQI
74AQI
12th March 2025
76AQI
76AQI
13th March 2025
60AQI
60AQI
14th March 2025
56AQI
56AQI
15th March 2025
44AQI
44AQI
16th March 2025
50AQI
50AQI
17th March 2025
59AQI
59AQI
18th March 2025
60AQI
60AQI
19th March 2025
72AQI
72AQI
20th March 2025
75AQI
75AQI
21st March 2025
81AQI
81AQI
22nd March 2025
85AQI
85AQI
23rd March 2025
96AQI
96AQI
24th March 2025
85AQI
85AQI
25th March 2025
114AQI
114AQI
26th March 2025
80AQI
80AQI
27th March 2025
73AQI
73AQI
28th March 2025
74AQI
74AQI
29th March 2025
56AQI
56AQI
30th March 2025
49AQI
49AQI
31st March 2025
65AQI
65AQI
1st April 2025
62AQI
62AQI
2nd April 2025
50AQI
50AQI
3rd April 2025
53AQI
53AQI
4th April 2025
62AQI
62AQI
5th April 2025
58AQI
58AQI
6th April 2025
61AQI
61AQI
7th April 2025
58AQI
58AQI
8th April 2025
75AQI
75AQI
9th April 2025
74AQI
74AQI
10th April 2025
77AQI
77AQI
11th April 2025
76AQI
76AQI
12th April 2025
69AQI
69AQI
13th April 2025
65AQI
65AQI
14th April 2025
59AQI
59AQI
15th April 2025
50AQI
50AQI
16th April 2025
64AQI
64AQI
17th April 2025
58AQI
58AQI
18th April 2025
69AQI
69AQI
19th April 2025
50AQI
50AQI
20th April 2025
61AQI
61AQI
21st April 2025
48AQI
48AQI
22nd April 2025
47AQI
47AQI
23rd April 2025
44AQI
44AQI
24th April 2025
61AQI
61AQI
25th April 2025
63AQI
63AQI
26th April 2025
52AQI
52AQI
27th April 2025
57AQI
57AQI
28th April 2025
53AQI
53AQI
29th April 2025
57AQI
57AQI
30th April 2025
61AQI
61AQI
1st May 2025
52AQI
52AQI
2nd May 2025
51AQI
51AQI
3rd May 2025
52AQI
52AQI
4th May 2025
49AQI
49AQI
5th May 2025
48AQI
48AQI
6th May 2025
52AQI
52AQI
7th May 2025
55AQI
55AQI
8th May 2025
51AQI
51AQI
9th May 2025
40AQI
40AQI
10th May 2025
42AQI
42AQI
11th May 2025
55AQI
55AQI
12th May 2025
60AQI
60AQI
13th May 2025
72AQI
72AQI
14th May 2025
67AQI
67AQI
15th May 2025
64AQI
64AQI
16th May 2025
63AQI
63AQI
17th May 2025
54AQI
54AQI
18th May 2025
60AQI
60AQI
19th May 2025
58AQI
58AQI
20th May 2025
42AQI
42AQI
21st May 2025
40AQI
40AQI
22nd May 2025
55AQI
55AQI
23rd May 2025
54AQI
54AQI
24th May 2025
39AQI
39AQI
25th May 2025
41AQI
41AQI
26th May 2025
49AQI
49AQI
27th May 2025
55AQI
55AQI
28th May 2025
56AQI
56AQI
29th May 2025
54AQI
54AQI
30th May 2025
54AQI
54AQI
31st May 2025
58AQI
58AQI
1st June 2025
68AQI
68AQI
2nd June 2025
76AQI
76AQI
3rd June 2025
69AQI
69AQI
4th June 2025
55AQI
55AQI
5th June 2025
52AQI
52AQI
6th June 2025
57AQI
57AQI
7th June 2025
52AQI
52AQI
8th June 2025
61AQI
61AQI
9th June 2025
54AQI
54AQI
10th June 2025
64AQI
64AQI
11th June 2025
53AQI
53AQI
12th June 2025
59AQI
59AQI
13th June 2025
60AQI
60AQI
14th June 2025
39AQI
39AQI
15th June 2025
50AQI
50AQI
16th June 2025
47AQI
47AQI
17th June 2025
46AQI
46AQI
18th June 2025
60AQI
60AQI
19th June 2025
54AQI
54AQI
20th June 2025
42AQI
42AQI
21st June 2025
37AQI
37AQI
22nd June 2025
29AQI
29AQI
23rd June 2025
50AQI
50AQI
24th June 2025
42AQI
42AQI
25th June 2025
47AQI
47AQI
26th June 2025
59AQI
59AQI
27th June 2025
68AQI
68AQI
28th June 2025
54AQI
54AQI
29th June 2025
55AQI
55AQI
30th June 2025
48AQI
48AQI
1st July 2025
49AQI
49AQI
2nd July 2025
56AQI
56AQI
3rd July 2025
62AQI
62AQI
4th July 2025
63AQI
63AQI
5th July 2025
55AQI
55AQI
6th July 2025
53AQI
53AQI
7th July 2025
63AQI
63AQI
8th July 2025
64AQI
64AQI
9th July 2025
55AQI
55AQI
10th July 2025
53AQI
53AQI
11th July 2025
55AQI
55AQI
12th July 2025
56AQI
56AQI
13th July 2025
53AQI
53AQI
14th July 2025
49AQI
49AQI
15th July 2025
50AQI
50AQI
16th July 2025
53AQI
53AQI
17th July 2025
53AQI
53AQI
18th July 2025
41AQI
41AQI
19th July 2025
40AQI
40AQI
20th July 2025
47AQI
47AQI
21st July 2025
39AQI
39AQI
22nd July 2025
49AQI
49AQI
23rd July 2025
67AQI
67AQI
24th July 2025
50AQI
50AQI
25th July 2025
40AQI
40AQI
26th July 2025
38AQI
38AQI
27th July 2025
35AQI
35AQI
28th July 2025
39AQI
39AQI
29th July 2025
37AQI
37AQI
30th July 2025
40AQI
40AQI
31st July 2025
44AQI
44AQI
1st August 2025
53AQI
53AQI
2nd August 2025
59AQI
59AQI
3rd August 2025
59AQI
59AQI
4th August 2025
57AQI
57AQI
5th August 2025
52AQI
52AQI
6th August 2025
51AQI
51AQI
7th August 2025
52AQI
52AQI
8th August 2025
60AQI
60AQI
9th August 2025
49AQI
49AQI
10th August 2025
46AQI
46AQI
11th August 2025
49AQI
49AQI
12th August 2025
42AQI
42AQI
13th August 2025
43AQI
43AQI
14th August 2025
44AQI
44AQI
15th August 2025
44AQI
44AQI
16th August 2025
45AQI
45AQI
17th August 2025
44AQI
44AQI
18th August 2025
53AQI
53AQI
19th August 2025
53AQI
53AQI
20th August 2025
49AQI
49AQI
21st August 2025
52AQI
52AQI
22nd August 2025
55AQI
55AQI
23rd August 2025
52AQI
52AQI
24th August 2025
54AQI
54AQI
25th August 2025
50AQI
50AQI
26th August 2025
27th August 2025
28th August 2025
29th August 2025
30th August 2025
31st August 2025
1st September 2025
2nd September 2025
3rd September 2025
4th September 2025
5th September 2025
6th September 2025
7th September 2025
8th September 2025
9th September 2025
10th September 2025
11th September 2025
12th September 2025
13th September 2025
14th September 2025
15th September 2025
16th September 2025
17th September 2025
18th September 2025
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
69AQI
56AQI
66AQI
60AQI
53AQI
54AQI
50AQI
51AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202557AQI
4
23
4
13
15
8
22
1
6
24
9
22
11
19
16
15
11
14
78
154
5
Highest AQI recorded in
January69AQI
Lowest AQI recorded in
July50AQI
202452AQI
9
22
16
11
2
7
23
1
5
22
1
2
14
17
10
20
29
2
22
8
1
25
5
29
2
21
9
9
22
196
163
5
2
Highest AQI recorded in
April71AQI
Lowest AQI recorded in
July35AQI
202358AQI
10
17
4
6
20
2
6
20
5
10
16
2
2
12
18
1
14
16
18
13
23
8
25
5
16
15
12
17
12
17
2
164
182
16
2
Highest AQI recorded in
March74AQI
Lowest AQI recorded in
September40AQI
202256AQI
12
15
4
3
17
2
9
17
5
10
20
7
22
2
22
8
15
10
3
25
4
22
9
7
22
1
9
22
144
166
14
Highest AQI recorded in
March68AQI
Lowest AQI recorded in
August25AQI
202156AQI
11
20
8
19
1
8
20
2
1
12
18
15
15
1
10
20
24
7
25
6
25
5
18
13
12
17
1
11
18
2
179
178
6
1
1
Highest AQI recorded in
March75AQI
Lowest AQI recorded in
September37AQI
202056AQI
7
6
8
13
4
14
13
17
25
6
14
14
3
21
8
1
15
15
1
12
18
9
20
2
128
131
7
Highest AQI recorded in
December68AQI
Lowest AQI recorded in
July41AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
58AQILeast Polluted Year Recorded
2024(Avg.)
52AQIBusan's annual 2025 AQI (57) shows an average percentage change of 3.9% (worsened AQI) compared to previous years: 2020 (56), 2021 (56), 2022 (56), 2023 (58), 2024 (52).
