Seohaean ro, Ansan, Gyeonggi, 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
Seohaean ro, Ansan, Gyeonggi, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
24th Aug 2024
109AQILowest AQI recorded on
9th Aug 2023
22AQISame Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 58 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Seohaean ro, Ansan, Gyeonggi, South Korea
AQI
Day
Night
.
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
10AM3rd Aug
74AQI
Avg. Lowest Time
6AM3rd Aug
58AQI
Night time
Avg. Highest Time
8PM3rd Aug
60AQI
Avg. Lowest Time
12AM4th Aug
52AQI
In the last 24 hours,
Seohaean ro's AQI reached its highest point of 74 at 10 AM during the Day, while the lowest point, 52, was recorded at 12 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Seohaean ro, Ansan, Gyeonggi, South Korea
JulAug
05th - 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 - 04th04th
Day
Night
5th Jul 2025535 AMAQI
5th Jul 2025526 AMAQI
5th Jul 2025537 AMAQI
5th Jul 2025538 AMAQI
5th Jul 2025439 AMAQI
5th Jul 20254310 AMAQI
5th Jul 20255211 AMAQI
5th Jul 20255512 PMAQI
5th Jul 2025481 PMAQI
5th Jul 2025512 PMAQI
5th Jul 2025523 PMAQI
5th Jul 2025524 PMAQI
5th Jul 2025515 PMAQI
5th Jul 2025516 PMAQI
5th Jul 2025527 PMAQI
5th Jul 2025498 PMAQI
5th Jul 2025529 PMAQI
5th Jul 20255210 PMAQI
5th Jul 20255211 PMAQI
6th Jul 20255212 AMAQI
6th Jul 2025521 AMAQI
6th Jul 2025522 AMAQI
6th Jul 2025523 AMAQI
6th Jul 2025524 AMAQI
25°C23/27°C
6th Jul 2025525 AMAQI
6th Jul 2025526 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025579 AMAQI
6th Jul 20256110 AMAQI
6th Jul 20256511 AMAQI
6th Jul 20256912 PMAQI
6th Jul 2025611 PMAQI
6th Jul 2025572 PMAQI
6th Jul 2025563 PMAQI
6th Jul 2025564 PMAQI
6th Jul 2025575 PMAQI
6th Jul 2025566 PMAQI
6th Jul 2025567 PMAQI
6th Jul 2025538 PMAQI
6th Jul 2025529 PMAQI
6th Jul 20255310 PMAQI
6th Jul 20255311 PMAQI
7th Jul 20255212 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025532 AMAQI
7th Jul 2025533 AMAQI
7th Jul 2025524 AMAQI
25°C23/28°C
7th Jul 2025535 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025537 AMAQI
7th Jul 2025538 AMAQI
7th Jul 2025669 AMAQI
7th Jul 20258210 AMAQI
7th Jul 20259011 AMAQI
7th Jul 20259412 PMAQI
7th Jul 2025851 PMAQI
7th Jul 2025922 PMAQI
7th Jul 2025933 PMAQI
7th Jul 2025824 PMAQI
7th Jul 2025785 PMAQI
7th Jul 2025786 PMAQI
7th Jul 2025717 PMAQI
7th Jul 2025628 PMAQI
7th Jul 2025589 PMAQI
7th Jul 20255810 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255812 AMAQI
8th Jul 2025581 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025534 AMAQI
26°C24/28°C
8th Jul 2025545 AMAQI
8th Jul 2025546 AMAQI
8th Jul 2025547 AMAQI
8th Jul 2025548 AMAQI
8th Jul 2025999 AMAQI
8th Jul 202510810 AMAQI
8th Jul 202510011 AMAQI
8th Jul 20259512 PMAQI
8th Jul 2025811 PMAQI
8th Jul 2025812 PMAQI
8th Jul 2025823 PMAQI
8th Jul 2025804 PMAQI
8th Jul 2025835 PMAQI
8th Jul 2025866 PMAQI
8th Jul 2025847 PMAQI
8th Jul 2025828 PMAQI
8th Jul 2025639 PMAQI
8th Jul 20255610 PMAQI
8th Jul 20255511 PMAQI
9th Jul 20255712 AMAQI
9th Jul 2025571 AMAQI
9th Jul 2025572 AMAQI
9th Jul 2025573 AMAQI
9th Jul 2025574 AMAQI
28°C25/32°C
9th Jul 2025595 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025608 AMAQI
9th Jul 2025689 AMAQI
9th Jul 20257110 AMAQI
9th Jul 20256511 AMAQI
9th Jul 20256412 PMAQI
9th Jul 2025631 PMAQI
9th Jul 2025642 PMAQI
9th Jul 2025643 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025635 PMAQI
9th Jul 2025636 PMAQI
9th Jul 2025647 PMAQI
9th Jul 2025728 PMAQI
9th Jul 2025589 PMAQI
9th Jul 20255910 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025601 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025593 AMAQI
10th Jul 2025584 AMAQI
28°C26/31°C
10th Jul 2025585 AMAQI
10th Jul 2025596 AMAQI
10th Jul 2025587 AMAQI
10th Jul 2025588 AMAQI
10th Jul 2025559 AMAQI
10th Jul 20255010 AMAQI
10th Jul 20255111 AMAQI
10th Jul 20255312 PMAQI
10th Jul 2025541 PMAQI
10th Jul 2025552 PMAQI
10th Jul 2025553 PMAQI
10th Jul 2025574 PMAQI
10th Jul 2025565 PMAQI
10th Jul 2025566 PMAQI
10th Jul 2025557 PMAQI
10th Jul 2025578 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255511 PMAQI
11th Jul 20255512 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025584 AMAQI
28°C26/31°C
11th Jul 2025585 AMAQI
11th Jul 2025606 AMAQI
11th Jul 2025607 AMAQI
11th Jul 2025608 AMAQI
11th Jul 2025559 AMAQI
11th Jul 20255110 AMAQI
11th Jul 20255511 AMAQI
11th Jul 20254712 PMAQI
11th Jul 2025521 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025534 PMAQI
11th Jul 2025545 PMAQI
11th Jul 2025536 PMAQI
11th Jul 2025547 PMAQI
11th Jul 2025538 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255511 PMAQI
12th Jul 20255512 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025572 AMAQI
12th Jul 2025563 AMAQI
12th Jul 2025574 AMAQI
28°C24/31°C
12th Jul 2025565 AMAQI
12th Jul 2025566 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025449 AMAQI
12th Jul 20254210 AMAQI
12th Jul 20253811 AMAQI
12th Jul 20254312 PMAQI
12th Jul 2025491 PMAQI
12th Jul 2025502 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025484 PMAQI
12th Jul 2025505 PMAQI
12th Jul 2025526 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025569 PMAQI
12th Jul 20255610 PMAQI
12th Jul 20255711 PMAQI
13th Jul 20255612 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025562 AMAQI
13th Jul 2025563 AMAQI
13th Jul 2025564 AMAQI
27°C24/31°C
13th Jul 2025565 AMAQI
13th Jul 2025566 AMAQI
13th Jul 2025567 AMAQI
13th Jul 2025568 AMAQI
13th Jul 2025689 AMAQI
13th Jul 20257410 AMAQI
13th Jul 20257211 AMAQI
13th Jul 20257412 PMAQI
13th Jul 2025641 PMAQI
13th Jul 2025652 PMAQI
13th Jul 2025703 PMAQI
13th Jul 2025694 PMAQI
13th Jul 2025695 PMAQI
13th Jul 2025666 PMAQI
13th Jul 2025697 PMAQI
13th Jul 2025688 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255812 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025563 AMAQI
14th Jul 2025564 AMAQI
25°C24/26°C
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025709 AMAQI
14th Jul 20257810 AMAQI
14th Jul 20257911 AMAQI
14th Jul 20257212 PMAQI
14th Jul 2025661 PMAQI
14th Jul 2025632 PMAQI
14th Jul 2025623 PMAQI
14th Jul 2025544 PMAQI
14th Jul 2025525 PMAQI
14th Jul 2025486 PMAQI
14th Jul 2025467 PMAQI
14th Jul 2025508 PMAQI
14th Jul 2025559 PMAQI
14th Jul 20255510 PMAQI
14th Jul 20255611 PMAQI
15th Jul 20255512 AMAQI
15th Jul 2025571 AMAQI
15th Jul 2025582 AMAQI
15th Jul 2025583 AMAQI
15th Jul 2025584 AMAQI
23°C20/26°C
15th Jul 2025585 AMAQI
15th Jul 2025586 AMAQI
15th Jul 2025587 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20252211 AMAQI
15th Jul 20252112 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025443 PMAQI
15th Jul 2025464 PMAQI
15th Jul 2025435 PMAQI
15th Jul 2025386 PMAQI
15th Jul 2025387 PMAQI
15th Jul 2025408 PMAQI
15th Jul 2025549 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255411 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025572 AMAQI
16th Jul 2025563 AMAQI
16th Jul 2025564 AMAQI
23°C21/25°C
16th Jul 2025555 AMAQI
16th Jul 2025556 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025558 AMAQI
16th Jul 2025669 AMAQI
16th Jul 20257010 AMAQI
16th Jul 20257411 AMAQI
16th Jul 20256912 PMAQI
16th Jul 2025591 PMAQI
16th Jul 2025582 PMAQI
16th Jul 2025583 PMAQI
16th Jul 2025604 PMAQI
16th Jul 2025605 PMAQI
16th Jul 2025566 PMAQI
16th Jul 2025537 PMAQI
16th Jul 2025498 PMAQI
16th Jul 2025539 PMAQI
16th Jul 20255310 PMAQI
16th Jul 20255311 PMAQI
17th Jul 20255412 AMAQI
17th Jul 2025551 AMAQI
17th Jul 2025552 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025554 AMAQI
23°C22/24°C
17th Jul 2025555 AMAQI
17th Jul 2025556 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20254110 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20252212 PMAQI
17th Jul 2025351 PMAQI
17th Jul 2025342 PMAQI
17th Jul 2025363 PMAQI
17th Jul 2025364 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025386 PMAQI
17th Jul 2025457 PMAQI
17th Jul 2025428 PMAQI
17th Jul 2025529 PMAQI
17th Jul 20255210 PMAQI
17th Jul 20255211 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025553 AMAQI
18th Jul 2025544 AMAQI
24°C23/25°C
18th Jul 2025545 AMAQI
18th Jul 2025546 AMAQI
18th Jul 2025547 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025459 AMAQI
18th Jul 20253510 AMAQI
18th Jul 20254611 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025501 PMAQI
18th Jul 2025482 PMAQI
18th Jul 2025393 PMAQI
18th Jul 2025464 PMAQI
18th Jul 2025485 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025537 PMAQI
18th Jul 2025568 PMAQI
18th Jul 2025539 PMAQI
18th Jul 20255310 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255312 AMAQI
19th Jul 2025531 AMAQI
19th Jul 2025542 AMAQI
19th Jul 2025533 AMAQI
19th Jul 2025534 AMAQI
24°C23/25°C
19th Jul 2025525 AMAQI
19th Jul 2025526 AMAQI
19th Jul 2025527 AMAQI
19th Jul 2025528 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20253012 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025412 PMAQI
19th Jul 2025403 PMAQI
19th Jul 2025384 PMAQI
19th Jul 2025365 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025387 PMAQI
19th Jul 2025428 PMAQI
19th Jul 2025519 PMAQI
19th Jul 20255010 PMAQI
19th Jul 20254811 PMAQI
20th Jul 20254812 AMAQI
20th Jul 2025511 AMAQI
20th Jul 2025532 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025524 AMAQI
24°C23/27°C
20th Jul 2025525 AMAQI
20th Jul 2025526 AMAQI
20th Jul 2025527 AMAQI
20th Jul 2025528 AMAQI
20th Jul 2025389 AMAQI
20th Jul 20252610 AMAQI
20th Jul 20254211 AMAQI
20th Jul 20254212 PMAQI
20th Jul 2025441 PMAQI
20th Jul 2025422 PMAQI
20th Jul 2025423 PMAQI
20th Jul 2025444 PMAQI
20th Jul 2025475 PMAQI
20th Jul 2025466 PMAQI
20th Jul 2025457 PMAQI
20th Jul 2025468 PMAQI
20th Jul 2025509 PMAQI
20th Jul 20255210 PMAQI
20th Jul 20255211 PMAQI
21st Jul 20254912 AMAQI
21st Jul 2025511 AMAQI
21st Jul 2025512 AMAQI
21st Jul 2025503 AMAQI
21st Jul 2025494 AMAQI
26°C24/28°C
21st Jul 2025495 AMAQI
21st Jul 2025496 AMAQI
21st Jul 2025497 AMAQI
21st Jul 2025488 AMAQI
21st Jul 2025569 AMAQI
21st Jul 20256010 AMAQI
21st Jul 20255611 AMAQI
21st Jul 20255412 PMAQI
21st Jul 2025451 PMAQI
21st Jul 2025432 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025415 PMAQI
21st Jul 2025416 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025388 PMAQI
21st Jul 2025469 PMAQI
21st Jul 20254610 PMAQI
21st Jul 20254611 PMAQI
22nd Jul 20254712 AMAQI
22nd Jul 2025461 AMAQI
22nd Jul 2025502 AMAQI
22nd Jul 2025513 AMAQI
22nd Jul 2025514 AMAQI
26°C25/28°C
22nd Jul 2025495 AMAQI
22nd Jul 2025506 AMAQI
22nd Jul 2025517 AMAQI
22nd Jul 2025508 AMAQI
22nd Jul 2025339 AMAQI
22nd Jul 20253810 AMAQI
22nd Jul 20255511 AMAQI
22nd Jul 20254312 PMAQI
22nd Jul 2025461 PMAQI
22nd Jul 2025462 PMAQI
22nd Jul 2025443 PMAQI
22nd Jul 2025404 PMAQI
22nd Jul 2025375 PMAQI
22nd Jul 2025376 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20254610 PMAQI
22nd Jul 20254711 PMAQI
23rd Jul 20254712 AMAQI
23rd Jul 2025481 AMAQI
23rd Jul 2025482 AMAQI
23rd Jul 2025503 AMAQI
23rd Jul 2025494 AMAQI
26°C25/28°C
23rd Jul 2025485 AMAQI
23rd Jul 2025486 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025488 AMAQI
23rd Jul 2025439 AMAQI
23rd Jul 20255210 AMAQI
23rd Jul 20255011 AMAQI
23rd Jul 20255612 PMAQI
23rd Jul 2025501 PMAQI
23rd Jul 2025532 PMAQI
23rd Jul 2025523 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025526 PMAQI
23rd Jul 2025497 PMAQI
23rd Jul 2025428 PMAQI
23rd Jul 2025479 PMAQI
23rd Jul 20254610 PMAQI
23rd Jul 20254711 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025492 AMAQI
24th Jul 2025483 AMAQI
24th Jul 2025484 AMAQI
27°C25/29°C
24th Jul 2025495 AMAQI
24th Jul 2025486 AMAQI
24th Jul 2025507 AMAQI
24th Jul 2025508 AMAQI
24th Jul 2025519 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025511 PMAQI
24th Jul 2025612 PMAQI
24th Jul 2025653 PMAQI
24th Jul 2025604 PMAQI
24th Jul 2025595 PMAQI
24th Jul 2025586 PMAQI
24th Jul 2025567 PMAQI
24th Jul 2025578 PMAQI
24th Jul 2025539 PMAQI
24th Jul 20255310 PMAQI
24th Jul 20255311 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025492 AMAQI
25th Jul 2025483 AMAQI
25th Jul 2025484 AMAQI
27°C25/29°C
25th Jul 2025515 AMAQI
25th Jul 2025516 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025518 AMAQI
25th Jul 2025689 AMAQI
25th Jul 20257610 AMAQI
25th Jul 20258111 AMAQI
25th Jul 20258012 PMAQI
25th Jul 2025731 PMAQI
25th Jul 2025762 PMAQI
25th Jul 2025773 PMAQI
25th Jul 2025794 PMAQI
25th Jul 2025765 PMAQI
25th Jul 2025756 PMAQI
25th Jul 2025727 PMAQI
25th Jul 2025668 PMAQI
25th Jul 2025579 PMAQI
25th Jul 20255710 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI
28°C26/31°C
26th Jul 2025545 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025659 AMAQI
26th Jul 20256110 AMAQI
26th Jul 20254511 AMAQI
26th Jul 20254412 PMAQI
26th Jul 2025531 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025583 PMAQI
26th Jul 2025604 PMAQI
26th Jul 2025645 PMAQI
26th Jul 2025656 PMAQI
26th Jul 2025747 PMAQI
26th Jul 2025688 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20256011 PMAQI
27th Jul 20256012 AMAQI
27th Jul 2025551 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025553 AMAQI
27th Jul 2025544 AMAQI
29°C27/31°C
27th Jul 2025555 AMAQI
27th Jul 2025556 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025558 AMAQI
27th Jul 2025549 AMAQI
27th Jul 20253910 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20252812 PMAQI
27th Jul 2025421 PMAQI
27th Jul 2025442 PMAQI
27th Jul 2025473 PMAQI
27th Jul 2025524 PMAQI
27th Jul 2025505 PMAQI
27th Jul 2025556 PMAQI
27th Jul 2025627 PMAQI
27th Jul 2025648 PMAQI
27th Jul 2025609 PMAQI
27th Jul 20256010 PMAQI
27th Jul 20256011 PMAQI
28th Jul 20256012 AMAQI
28th Jul 2025571 AMAQI
28th Jul 2025572 AMAQI
28th Jul 2025563 AMAQI
28th Jul 2025564 AMAQI
29°C28/31°C
28th Jul 2025555 AMAQI
28th Jul 2025556 AMAQI
28th Jul 2025557 AMAQI
28th Jul 2025558 AMAQI
28th Jul 2025859 AMAQI
28th Jul 20259210 AMAQI
28th Jul 20259211 AMAQI
28th Jul 20258812 PMAQI
28th Jul 2025691 PMAQI
28th Jul 2025692 PMAQI
28th Jul 2025713 PMAQI
28th Jul 2025704 PMAQI
28th Jul 2025765 PMAQI
28th Jul 2025806 PMAQI
28th Jul 2025787 PMAQI
28th Jul 2025728 PMAQI
28th Jul 2025629 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20255811 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025571 AMAQI
29th Jul 2025562 AMAQI
29th Jul 2025573 AMAQI
29th Jul 2025584 AMAQI
28°C26/30°C
29th Jul 2025595 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025597 AMAQI
29th Jul 2025598 AMAQI
29th Jul 2025739 AMAQI
29th Jul 20257610 AMAQI
29th Jul 20258711 AMAQI
29th Jul 20259012 PMAQI
29th Jul 2025801 PMAQI
29th Jul 2025812 PMAQI
29th Jul 2025803 PMAQI
29th Jul 2025784 PMAQI
29th Jul 2025785 PMAQI
29th Jul 2025696 PMAQI
29th Jul 2025737 PMAQI
29th Jul 2025688 PMAQI
29th Jul 2025609 PMAQI
29th Jul 20255910 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20256012 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025583 AMAQI
30th Jul 2025584 AMAQI
28°C27/30°C
30th Jul 2025605 AMAQI
30th Jul 2025606 AMAQI
30th Jul 2025597 AMAQI
30th Jul 2025598 AMAQI
30th Jul 2025789 AMAQI
30th Jul 20258510 AMAQI
30th Jul 20258511 AMAQI
30th Jul 20258412 PMAQI
30th Jul 2025811 PMAQI
30th Jul 2025802 PMAQI
30th Jul 2025833 PMAQI
30th Jul 2025824 PMAQI
30th Jul 2025845 PMAQI
30th Jul 2025776 PMAQI
30th Jul 2025807 PMAQI
30th Jul 2025688 PMAQI
30th Jul 2025609 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20256011 PMAQI
31st Jul 20256112 AMAQI
31st Jul 2025591 AMAQI
31st Jul 2025592 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025594 AMAQI
29°C26/31°C
31st Jul 2025595 AMAQI
31st Jul 2025596 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025598 AMAQI
31st Jul 2025599 AMAQI
31st Jul 20255910 AMAQI
31st Jul 20256811 AMAQI
31st Jul 20257612 PMAQI
31st Jul 2025681 PMAQI
31st Jul 2025742 PMAQI
31st Jul 2025793 PMAQI
31st Jul 2025784 PMAQI
31st Jul 2025765 PMAQI
31st Jul 2025736 PMAQI
31st Jul 2025787 PMAQI
31st Jul 2025688 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255511 PMAQI
1st Aug 20255712 AMAQI
1st Aug 2025551 AMAQI
1st Aug 2025552 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025574 AMAQI
28°C27/29°C
1st Aug 2025565 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025558 AMAQI
1st Aug 2025559 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20256011 AMAQI
1st Aug 20255912 PMAQI
1st Aug 2025571 PMAQI
1st Aug 2025642 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025654 PMAQI
1st Aug 2025755 PMAQI
1st Aug 2025636 PMAQI
1st Aug 2025627 PMAQI
1st Aug 2025608 PMAQI
1st Aug 2025629 PMAQI
1st Aug 20256210 PMAQI
1st Aug 20256411 PMAQI
2nd Aug 20256012 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025564 AMAQI
29°C27/31°C
2nd Aug 2025555 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025789 AMAQI
2nd Aug 20258210 AMAQI
2nd Aug 20257311 AMAQI
2nd Aug 20258112 PMAQI
2nd Aug 2025771 PMAQI
2nd Aug 2025622 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025594 PMAQI
2nd Aug 2025625 PMAQI
2nd Aug 2025666 PMAQI
2nd Aug 2025637 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256110 PMAQI
2nd Aug 20256111 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025561 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025584 AMAQI
28°C27/30°C
3rd Aug 2025595 AMAQI
3rd Aug 2025586 AMAQI
3rd Aug 2025597 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025669 AMAQI
3rd Aug 20257410 AMAQI
3rd Aug 20257411 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025661 PMAQI
3rd Aug 2025682 PMAQI
3rd Aug 2025643 PMAQI
3rd Aug 2025664 PMAQI
3rd Aug 2025645 PMAQI
3rd Aug 2025676 PMAQI
3rd Aug 2025647 PMAQI
3rd Aug 2025608 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025571 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025584 AMAQI
27°C26/28°C
4th Aug 2025595 AMAQI
5 AM4th Aug 2025586 AMAQI
4th Aug 2025597 AMAQI
4th Aug 2025598 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20254010 AMAQI
4th Aug 20253811 AMAQI
4th Aug 20253812 PMAQI
12 PM4th Aug 2025381 PMAQI
4th Aug 2025332 PMAQI
4th Aug 2025403 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
58AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 7 PM
58AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 58), while the lowest AQI was between 5 AM to 7 PM (Avg. 58).
Night time
Avg. Highest Time
12 AM - 11 PM
55AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
55AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 55), while the lowest AQI was between 12 AM to 11 PM (Avg. 55).
2025 Days Vs Air Quality
Seohaean ro, Ansan, Gyeonggi, South Korea
2025
13%
29
78%
167
9%
19
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Good
29 DaysModerate
167 DaysPoor
19 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 13%
Health Risk Level:
Extreme
In 2025, 13% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Seohaean ro, Ansan, Gyeonggi, 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.
1st January 2025
77AQI
77AQI
2nd January 2025
56AQI
56AQI
3rd January 2025
57AQI
57AQI
4th January 2025
63AQI
63AQI
5th January 2025
73AQI
73AQI
6th January 2025
97AQI
97AQI
7th January 2025
52AQI
52AQI
8th January 2025
70AQI
70AQI
9th January 2025
42AQI
42AQI
10th January 2025
51AQI
51AQI
11th January 2025
56AQI
56AQI
12th January 2025
75AQI
75AQI
13th January 2025
91AQI
91AQI
14th January 2025
107AQI
107AQI
15th January 2025
54AQI
54AQI
16th January 2025
83AQI
83AQI
17th January 2025
73AQI
73AQI
18th January 2025
87AQI
87AQI
19th January 2025
80AQI
80AQI
20th January 2025
132AQI
132AQI
21st January 2025
133AQI
133AQI
22nd January 2025
150AQI
150AQI
23rd January 2025
112AQI
112AQI
24th January 2025
109AQI
109AQI
25th January 2025
70AQI
70AQI
26th January 2025
56AQI
56AQI
27th January 2025
69AQI
69AQI
28th January 2025
57AQI
57AQI
29th January 2025
60AQI
60AQI
30th January 2025
47AQI
47AQI
31st January 2025
73AQI
73AQI
1st February 2025
82AQI
82AQI
2nd February 2025
88AQI
88AQI
3rd February 2025
53AQI
53AQI
4th February 2025
49AQI
49AQI
5th February 2025
42AQI
42AQI
6th February 2025
55AQI
55AQI
7th February 2025
43AQI
43AQI
8th February 2025
39AQI
39AQI
9th February 2025
45AQI
45AQI
10th February 2025
56AQI
56AQI
11th February 2025
73AQI
73AQI
12th February 2025
79AQI
79AQI
13th February 2025
54AQI
54AQI
14th February 2025
90AQI
90AQI
15th February 2025
60AQI
60AQI
16th February 2025
113AQI
113AQI
17th February 2025
48AQI
48AQI
18th February 2025
61AQI
61AQI
19th February 2025
45AQI
45AQI
20th February 2025
51AQI
51AQI
21st February 2025
51AQI
51AQI
22nd February 2025
55AQI
55AQI
23rd February 2025
52AQI
52AQI
24th February 2025
53AQI
53AQI
25th February 2025
55AQI
55AQI
26th February 2025
66AQI
66AQI
27th February 2025
61AQI
61AQI
28th February 2025
78AQI
78AQI
1st March 2025
107AQI
107AQI
2nd March 2025
85AQI
85AQI
3rd March 2025
58AQI
58AQI
4th March 2025
46AQI
46AQI
5th March 2025
40AQI
40AQI
6th March 2025
78AQI
78AQI
7th March 2025
97AQI
97AQI
8th March 2025
87AQI
87AQI
9th March 2025
106AQI
106AQI
10th March 2025
122AQI
122AQI
11th March 2025
117AQI
117AQI
12th March 2025
110AQI
110AQI
13th March 2025
104AQI
104AQI
14th March 2025
80AQI
80AQI
15th March 2025
64AQI
64AQI
16th March 2025
73AQI
73AQI
17th March 2025
67AQI
67AQI
18th March 2025
77AQI
77AQI
19th March 2025
77AQI
77AQI
20th March 2025
97AQI
97AQI
21st March 2025
104AQI
104AQI
22nd March 2025
111AQI
111AQI
23rd March 2025
123AQI
123AQI
24th March 2025
118AQI
118AQI
25th March 2025
132AQI
132AQI
26th March 2025
102AQI
102AQI
27th March 2025
95AQI
95AQI
28th March 2025
60AQI
60AQI
29th March 2025
50AQI
50AQI
30th March 2025
44AQI
44AQI
31st March 2025
64AQI
64AQI
1st April 2025
77AQI
77AQI
2nd April 2025
88AQI
88AQI
3rd April 2025
93AQI
93AQI
4th April 2025
87AQI
87AQI
5th April 2025
80AQI
80AQI
6th April 2025
70AQI
70AQI
7th April 2025
79AQI
79AQI
8th April 2025
80AQI
80AQI
9th April 2025
82AQI
82AQI
10th April 2025
85AQI
85AQI
11th April 2025
99AQI
99AQI
12th April 2025
72AQI
72AQI
13th April 2025
66AQI
66AQI
14th April 2025
47AQI
47AQI
15th April 2025
61AQI
61AQI
16th April 2025
67AQI
67AQI
17th April 2025
73AQI
73AQI
18th April 2025
79AQI
79AQI
19th April 2025
52AQI
52AQI
20th April 2025
69AQI
69AQI
21st April 2025
61AQI
61AQI
22nd April 2025
51AQI
51AQI
23rd April 2025
37AQI
37AQI
24th April 2025
70AQI
70AQI
25th April 2025
58AQI
58AQI
26th April 2025
57AQI
57AQI
27th April 2025
42AQI
42AQI
28th April 2025
62AQI
62AQI
29th April 2025
68AQI
68AQI
30th April 2025
61AQI
61AQI
1st May 2025
65AQI
65AQI
2nd May 2025
49AQI
49AQI
3rd May 2025
51AQI
51AQI
4th May 2025
49AQI
49AQI
5th May 2025
57AQI
57AQI
6th May 2025
45AQI
45AQI
7th May 2025
54AQI
54AQI
8th May 2025
64AQI
64AQI
9th May 2025
57AQI
57AQI
10th May 2025
65AQI
65AQI
11th May 2025
80AQI
80AQI
12th May 2025
80AQI
80AQI
13th May 2025
81AQI
81AQI
14th May 2025
75AQI
75AQI
15th May 2025
67AQI
67AQI
16th May 2025
63AQI
63AQI
17th May 2025
54AQI
54AQI
18th May 2025
58AQI
58AQI
19th May 2025
64AQI
64AQI
20th May 2025
41AQI
41AQI
21st May 2025
53AQI
53AQI
22nd May 2025
58AQI
58AQI
23rd May 2025
69AQI
69AQI
24th May 2025
54AQI
54AQI
25th May 2025
54AQI
54AQI
26th May 2025
74AQI
74AQI
27th May 2025
90AQI
90AQI
28th May 2025
96AQI
96AQI
29th May 2025
86AQI
86AQI
30th May 2025
99AQI
99AQI
31st May 2025
96AQI
96AQI
1st June 2025
91AQI
91AQI
2nd June 2025
93AQI
93AQI
3rd June 2025
77AQI
77AQI
4th June 2025
61AQI
61AQI
5th June 2025
62AQI
62AQI
6th June 2025
60AQI
60AQI
7th June 2025
69AQI
69AQI
8th June 2025
58AQI
58AQI
9th June 2025
65AQI
65AQI
10th June 2025
55AQI
55AQI
11th June 2025
59AQI
59AQI
12th June 2025
67AQI
67AQI
13th June 2025
73AQI
73AQI
14th June 2025
72AQI
72AQI
15th June 2025
60AQI
60AQI
16th June 2025
70AQI
70AQI
17th June 2025
71AQI
71AQI
18th June 2025
73AQI
73AQI
19th June 2025
69AQI
69AQI
20th June 2025
57AQI
57AQI
21st June 2025
61AQI
61AQI
22nd June 2025
70AQI
70AQI
23rd June 2025
77AQI
77AQI
24th June 2025
69AQI
69AQI
25th June 2025
61AQI
61AQI
26th June 2025
59AQI
59AQI
27th June 2025
68AQI
68AQI
28th June 2025
64AQI
64AQI
29th June 2025
54AQI
54AQI
30th June 2025
52AQI
52AQI
1st July 2025
48AQI
48AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
52AQI
52AQI
4th July 2025
54AQI
54AQI
5th July 2025
51AQI
51AQI
6th July 2025
55AQI
55AQI
7th July 2025
64AQI
64AQI
8th July 2025
69AQI
69AQI
9th July 2025
61AQI
61AQI
10th July 2025
57AQI
57AQI
11th July 2025
55AQI
55AQI
12th July 2025
53AQI
53AQI
13th July 2025
61AQI
61AQI
14th July 2025
58AQI
58AQI
15th July 2025
48AQI
48AQI
16th July 2025
57AQI
57AQI
17th July 2025
47AQI
47AQI
18th July 2025
51AQI
51AQI
19th July 2025
45AQI
45AQI
20th July 2025
47AQI
47AQI
21st July 2025
47AQI
47AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
49AQI
49AQI
24th July 2025
52AQI
52AQI
25th July 2025
61AQI
61AQI
26th July 2025
57AQI
57AQI
27th July 2025
54AQI
54AQI
28th July 2025
66AQI
66AQI
29th July 2025
66AQI
66AQI
30th July 2025
67AQI
67AQI
31st July 2025
64AQI
64AQI
1st August 2025
60AQI
60AQI
2nd August 2025
62AQI
62AQI
3rd August 2025
58AQI
58AQI
78AQI
61AQI
87AQI
69AQI
66AQI
67AQI
55AQI
60AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202569AQI
2
23
6
7
20
1
4
15
12
3
27
4
27
30
9
22
3
29
167
19
Highest AQI recorded in
March87AQI
Lowest AQI recorded in
July55AQI
202466AQI
12
12
7
9
17
2
1
5
21
3
2
2
25
3
6
24
1
1
28
1
18
11
2
6
24
1
15
15
12
16
3
7
21
2
7
24
100
238
25
3
Highest AQI recorded in
April79AQI
Lowest AQI recorded in
September51AQI
202371AQI
8
16
5
2
3
17
5
3
1
15
14
1
3
21
4
2
4
20
7
6
23
1
8
22
1
12
19
13
16
1
11
18
2
13
14
2
11
15
4
1
93
216
46
9
Highest AQI recorded in
March99AQI
Lowest AQI recorded in
September53AQI
202267AQI
10
12
6
2
8
7
3
3
7
16
8
8
15
7
11
18
2
19
11
4
19
1
20
6
1
1
17
9
5
6
14
9
1
9
20
2
120
147
43
7
Highest AQI recorded in
November84AQI
Lowest AQI recorded in
August36AQI
202166AQI
3
10
17
2
2
6
20
4
8
20
3
16
15
24
6
11
19
1
8
15
5
2
9
14
7
1
92
129
22
3
2
Highest AQI recorded in
May83AQI
Lowest AQI recorded in
September39AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2023(Avg.)
71AQILeast Polluted Year Recorded
2024(Avg.)
66AQISeohaean ro's annual 2025 AQI (69) shows an average percentage change of 2.3% (worsened AQI) compared to previous years: 2021 (66), 2022 (67), 2023 (71), 2024 (66).
