Asan, Chungnam, 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+
November Air Quality Analysis
Asan, Chungnam, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Nov 2021
156AQILowest AQI recorded on
9th Nov 2021
30AQISame Day Analysis (13th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 77 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 14th Nov - 15th Nov 2025
Asan, Chungnam, South Korea
AQI
Day
Night
.
6 AM14th Nov 2025
5 PM
5 AM15th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
5AM15th Nov
63AQI
Avg. Lowest Time
7PM14th Nov
34AQI
In the last 24 hours,
Asan's AQI reached its highest point of 63 at 5 AM during the Night, while the lowest point, 34, was recorded at 7 PM during the Night between 14th Nov and 15th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Asan, Chungnam, South Korea
OctNov
16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
16th Oct 2025356 AMAQI
16th Oct 2025347 AMAQI
16th Oct 2025368 AMAQI
16th Oct 2025359 AMAQI
16th Oct 20253210 AMAQI
16th Oct 20252111 AMAQI
16th Oct 20252412 PMAQI
16th Oct 2025291 PMAQI
16th Oct 2025352 PMAQI
16th Oct 2025443 PMAQI
16th Oct 2025464 PMAQI
16th Oct 2025475 PMAQI
16th Oct 2025486 PMAQI
16th Oct 2025457 PMAQI
16th Oct 2025468 PMAQI
16th Oct 2025479 PMAQI
16th Oct 20255010 PMAQI
16th Oct 20254811 PMAQI
17th Oct 20255012 AMAQI
17th Oct 2025511 AMAQI
17th Oct 2025502 AMAQI
17th Oct 2025523 AMAQI
17th Oct 2025544 AMAQI
17th Oct 2025475 AMAQI
19°C16/22°C
17th Oct 2025396 AMAQI
17th Oct 2025397 AMAQI
17th Oct 2025398 AMAQI
17th Oct 2025369 AMAQI
17th Oct 20254710 AMAQI
17th Oct 20254911 AMAQI
17th Oct 20254812 PMAQI
17th Oct 2025571 PMAQI
17th Oct 2025562 PMAQI
17th Oct 2025563 PMAQI
17th Oct 2025554 PMAQI
17th Oct 2025575 PMAQI
17th Oct 2025606 PMAQI
17th Oct 2025547 PMAQI
17th Oct 2025528 PMAQI
17th Oct 2025519 PMAQI
17th Oct 20255110 PMAQI
17th Oct 20255211 PMAQI
18th Oct 20255012 AMAQI
18th Oct 2025541 AMAQI
18th Oct 2025542 AMAQI
18th Oct 2025553 AMAQI
18th Oct 2025474 AMAQI
18th Oct 2025475 AMAQI
19°C16/24°C
18th Oct 2025446 AMAQI
18th Oct 2025457 AMAQI
18th Oct 2025308 AMAQI
18th Oct 2025339 AMAQI
18th Oct 20253710 AMAQI
18th Oct 20254011 AMAQI
18th Oct 20253912 PMAQI
18th Oct 2025391 PMAQI
18th Oct 2025412 PMAQI
18th Oct 2025423 PMAQI
18th Oct 2025444 PMAQI
18th Oct 2025525 PMAQI
18th Oct 2025576 PMAQI
18th Oct 2025597 PMAQI
18th Oct 2025628 PMAQI
18th Oct 2025609 PMAQI
18th Oct 20255210 PMAQI
18th Oct 20255311 PMAQI
19th Oct 20255512 AMAQI
19th Oct 2025621 AMAQI
19th Oct 2025612 AMAQI
19th Oct 2025623 AMAQI
19th Oct 2025584 AMAQI
19th Oct 2025615 AMAQI
16°C13/18°C
19th Oct 2025646 AMAQI
19th Oct 2025657 AMAQI
19th Oct 2025688 AMAQI
19th Oct 2025679 AMAQI
19th Oct 20255810 AMAQI
19th Oct 20256211 AMAQI
19th Oct 20256312 PMAQI
19th Oct 2025621 PMAQI
19th Oct 2025572 PMAQI
19th Oct 2025543 PMAQI
19th Oct 2025494 PMAQI
19th Oct 2025525 PMAQI
19th Oct 2025526 PMAQI
19th Oct 2025607 PMAQI
19th Oct 2025658 PMAQI
19th Oct 2025639 PMAQI
19th Oct 20255510 PMAQI
19th Oct 20255411 PMAQI
20th Oct 20255512 AMAQI
20th Oct 2025581 AMAQI
20th Oct 2025592 AMAQI
20th Oct 2025593 AMAQI
20th Oct 2025594 AMAQI
20th Oct 2025585 AMAQI
14°C10/19°C
20th Oct 2025596 AMAQI
20th Oct 2025597 AMAQI
20th Oct 2025598 AMAQI
20th Oct 2025589 AMAQI
20th Oct 20255810 AMAQI
20th Oct 20256011 AMAQI
20th Oct 20256012 PMAQI
20th Oct 2025601 PMAQI
20th Oct 2025592 PMAQI
20th Oct 2025613 PMAQI
20th Oct 2025624 PMAQI
20th Oct 2025625 PMAQI
20th Oct 2025616 PMAQI
20th Oct 2025617 PMAQI
20th Oct 2025608 PMAQI
20th Oct 2025629 PMAQI
20th Oct 20256310 PMAQI
20th Oct 20256311 PMAQI
21st Oct 20255612 AMAQI
21st Oct 2025551 AMAQI
21st Oct 2025552 AMAQI
21st Oct 2025553 AMAQI
21st Oct 2025564 AMAQI
21st Oct 2025555 AMAQI
10°C6/14°C
21st Oct 2025566 AMAQI
21st Oct 2025577 AMAQI
21st Oct 2025588 AMAQI
21st Oct 2025609 AMAQI
21st Oct 20255810 AMAQI
21st Oct 20255511 AMAQI
21st Oct 20255412 PMAQI
21st Oct 2025541 PMAQI
21st Oct 2025542 PMAQI
21st Oct 2025563 PMAQI
21st Oct 2025564 PMAQI
21st Oct 2025565 PMAQI
21st Oct 2025556 PMAQI
21st Oct 2025557 PMAQI
21st Oct 2025558 PMAQI
21st Oct 2025559 PMAQI
21st Oct 20255610 PMAQI
21st Oct 20255211 PMAQI
22nd Oct 20255412 AMAQI
22nd Oct 2025551 AMAQI
22nd Oct 2025572 AMAQI
22nd Oct 2025603 AMAQI
22nd Oct 2025604 AMAQI
22nd Oct 2025555 AMAQI
9°C7/13°C
22nd Oct 2025556 AMAQI
22nd Oct 2025537 AMAQI
22nd Oct 2025588 AMAQI
22nd Oct 2025629 AMAQI
22nd Oct 20256210 AMAQI
22nd Oct 20256211 AMAQI
22nd Oct 20256012 PMAQI
22nd Oct 2025601 PMAQI
22nd Oct 2025602 PMAQI
22nd Oct 2025593 PMAQI
22nd Oct 2025494 PMAQI
22nd Oct 2025435 PMAQI
22nd Oct 2025416 PMAQI
22nd Oct 2025387 PMAQI
22nd Oct 2025398 PMAQI
22nd Oct 2025359 PMAQI
22nd Oct 20253010 PMAQI
22nd Oct 20253211 PMAQI
23rd Oct 20253012 AMAQI
23rd Oct 2025321 AMAQI
23rd Oct 2025332 AMAQI
23rd Oct 2025363 AMAQI
23rd Oct 2025364 AMAQI
23rd Oct 2025295 AMAQI
11°C6/17°C
23rd Oct 2025246 AMAQI
23rd Oct 2025237 AMAQI
23rd Oct 2025328 AMAQI
23rd Oct 2025359 AMAQI
23rd Oct 20253210 AMAQI
23rd Oct 20253911 AMAQI
23rd Oct 20254612 PMAQI
23rd Oct 2025421 PMAQI
23rd Oct 2025442 PMAQI
23rd Oct 2025413 PMAQI
23rd Oct 2025254 PMAQI
23rd Oct 2025285 PMAQI
23rd Oct 2025346 PMAQI
23rd Oct 2025407 PMAQI
23rd Oct 2025518 PMAQI
23rd Oct 2025519 PMAQI
23rd Oct 20255010 PMAQI
23rd Oct 20254911 PMAQI
24th Oct 20255012 AMAQI
24th Oct 2025481 AMAQI
24th Oct 2025502 AMAQI
24th Oct 2025473 AMAQI
24th Oct 2025484 AMAQI
24th Oct 2025455 AMAQI
14°C9/20°C
24th Oct 2025496 AMAQI
24th Oct 2025487 AMAQI
24th Oct 2025428 AMAQI
24th Oct 2025439 AMAQI
24th Oct 20254810 AMAQI
24th Oct 20255411 AMAQI
24th Oct 20255212 PMAQI
24th Oct 2025441 PMAQI
24th Oct 2025352 PMAQI
24th Oct 2025293 PMAQI
24th Oct 2025184 PMAQI
24th Oct 2025175 PMAQI
24th Oct 2025186 PMAQI
24th Oct 2025247 PMAQI
24th Oct 2025288 PMAQI
24th Oct 2025349 PMAQI
24th Oct 20253610 PMAQI
24th Oct 20253411 PMAQI
25th Oct 20253612 AMAQI
25th Oct 2025361 AMAQI
25th Oct 2025352 AMAQI
25th Oct 2025303 AMAQI
25th Oct 2025284 AMAQI
25th Oct 2025305 AMAQI
14°C10/19°C
25th Oct 2025316 AMAQI
25th Oct 2025397 AMAQI
25th Oct 2025438 AMAQI
25th Oct 2025449 AMAQI
25th Oct 20255410 AMAQI
25th Oct 20255711 AMAQI
25th Oct 20255012 PMAQI
25th Oct 2025511 PMAQI
25th Oct 2025522 PMAQI
25th Oct 2025563 PMAQI
25th Oct 2025544 PMAQI
25th Oct 2025525 PMAQI
25th Oct 2025536 PMAQI
25th Oct 2025547 PMAQI
25th Oct 2025568 PMAQI
25th Oct 2025569 PMAQI
25th Oct 20255610 PMAQI
25th Oct 20255711 PMAQI
26th Oct 20255812 AMAQI
26th Oct 2025581 AMAQI
26th Oct 2025622 AMAQI
26th Oct 2025653 AMAQI
26th Oct 2025644 AMAQI
26th Oct 2025595 AMAQI
13°C10/17°C
26th Oct 2025606 AMAQI
26th Oct 2025607 AMAQI
26th Oct 2025628 AMAQI
26th Oct 2025649 AMAQI
26th Oct 20256510 AMAQI
26th Oct 20257011 AMAQI
26th Oct 20257012 PMAQI
26th Oct 2025711 PMAQI
26th Oct 2025612 PMAQI
26th Oct 2025623 PMAQI
26th Oct 2025604 PMAQI
26th Oct 2025645 PMAQI
26th Oct 2025616 PMAQI
26th Oct 2025657 PMAQI
26th Oct 2025658 PMAQI
26th Oct 2025669 PMAQI
26th Oct 20256510 PMAQI
26th Oct 20256811 PMAQI
27th Oct 20256712 AMAQI
27th Oct 2025641 AMAQI
27th Oct 2025732 AMAQI
27th Oct 2025773 AMAQI
27th Oct 2025684 AMAQI
27th Oct 2025495 AMAQI
12°C10/17°C
27th Oct 2025436 AMAQI
27th Oct 2025417 AMAQI
27th Oct 2025388 AMAQI
27th Oct 2025379 AMAQI
27th Oct 20253610 AMAQI
27th Oct 20253611 AMAQI
27th Oct 20253412 PMAQI
27th Oct 2025301 PMAQI
27th Oct 2025282 PMAQI
27th Oct 2025233 PMAQI
27th Oct 2025224 PMAQI
27th Oct 2025235 PMAQI
27th Oct 2025226 PMAQI
27th Oct 2025227 PMAQI
27th Oct 2025218 PMAQI
27th Oct 2025229 PMAQI
27th Oct 20252610 PMAQI
27th Oct 20253311 PMAQI
28th Oct 20253712 AMAQI
28th Oct 2025381 AMAQI
28th Oct 2025332 AMAQI
28th Oct 2025353 AMAQI
28th Oct 2025344 AMAQI
28th Oct 2025355 AMAQI
9°C5/12°C
28th Oct 2025346 AMAQI
28th Oct 2025277 AMAQI
28th Oct 2025248 AMAQI
28th Oct 2025279 AMAQI
28th Oct 20253210 AMAQI
28th Oct 20253311 AMAQI
28th Oct 20253612 PMAQI
28th Oct 2025411 PMAQI
28th Oct 2025442 PMAQI
28th Oct 2025433 PMAQI
28th Oct 2025404 PMAQI
28th Oct 2025345 PMAQI
28th Oct 2025346 PMAQI
28th Oct 2025347 PMAQI
28th Oct 2025408 PMAQI
28th Oct 2025499 PMAQI
28th Oct 20254710 PMAQI
28th Oct 20254611 PMAQI
29th Oct 20255012 AMAQI
29th Oct 2025541 AMAQI
29th Oct 2025542 AMAQI
29th Oct 2025603 AMAQI
29th Oct 2025594 AMAQI
29th Oct 2025565 AMAQI
7°C3/12°C
29th Oct 2025556 AMAQI
29th Oct 2025477 AMAQI
29th Oct 2025448 AMAQI
29th Oct 2025469 AMAQI
29th Oct 20255710 AMAQI
29th Oct 20255711 AMAQI
29th Oct 20255012 PMAQI
29th Oct 2025651 PMAQI
29th Oct 2025622 PMAQI
29th Oct 2025613 PMAQI
29th Oct 2025604 PMAQI
29th Oct 2025575 PMAQI
29th Oct 2025586 PMAQI
29th Oct 2025567 PMAQI
29th Oct 2025598 PMAQI
29th Oct 2025619 PMAQI
29th Oct 20256310 PMAQI
29th Oct 20256511 PMAQI
30th Oct 20256312 AMAQI
30th Oct 2025631 AMAQI
30th Oct 2025622 AMAQI
30th Oct 2025633 AMAQI
30th Oct 2025654 AMAQI
30th Oct 2025655 AMAQI
9°C4/16°C
30th Oct 2025646 AMAQI
30th Oct 2025567 AMAQI
30th Oct 2025548 AMAQI
30th Oct 2025569 AMAQI
30th Oct 20255910 AMAQI
30th Oct 20255811 AMAQI
30th Oct 20255912 PMAQI
30th Oct 2025581 PMAQI
30th Oct 2025572 PMAQI
30th Oct 2025573 PMAQI
30th Oct 2025584 PMAQI
30th Oct 2025595 PMAQI
30th Oct 2025586 PMAQI
30th Oct 2025577 PMAQI
30th Oct 2025588 PMAQI
30th Oct 2025639 PMAQI
30th Oct 20257010 PMAQI
30th Oct 20256811 PMAQI
31st Oct 20256812 AMAQI
31st Oct 2025651 AMAQI
31st Oct 2025682 AMAQI
31st Oct 2025653 AMAQI
31st Oct 2025664 AMAQI
31st Oct 2025655 AMAQI
11°C7/16°C
31st Oct 2025656 AMAQI
31st Oct 2025667 AMAQI
31st Oct 2025658 AMAQI
31st Oct 2025659 AMAQI
31st Oct 20256410 AMAQI
31st Oct 20257611 AMAQI
31st Oct 20257712 PMAQI
31st Oct 2025941 PMAQI
31st Oct 2025912 PMAQI
31st Oct 2025823 PMAQI
31st Oct 2025634 PMAQI
31st Oct 2025535 PMAQI
31st Oct 2025506 PMAQI
31st Oct 2025497 PMAQI
31st Oct 2025428 PMAQI
31st Oct 2025449 PMAQI
31st Oct 20256010 PMAQI
31st Oct 20257511 PMAQI
1st Nov 20258412 AMAQI
1st Nov 2025941 AMAQI
1st Nov 2025982 AMAQI
1st Nov 2025953 AMAQI
1st Nov 2025894 AMAQI
1st Nov 2025805 AMAQI
13°C10/18°C
1st Nov 2025756 AMAQI
1st Nov 2025607 AMAQI
1st Nov 2025518 AMAQI
1st Nov 2025489 AMAQI
1st Nov 20254210 AMAQI
1st Nov 20254011 AMAQI
1st Nov 20254112 PMAQI
1st Nov 2025391 PMAQI
1st Nov 2025412 PMAQI
1st Nov 2025373 PMAQI
1st Nov 2025334 PMAQI
1st Nov 2025415 PMAQI
1st Nov 2025436 PMAQI
1st Nov 2025457 PMAQI
1st Nov 2025528 PMAQI
1st Nov 2025609 PMAQI
1st Nov 20255910 PMAQI
1st Nov 20255811 PMAQI
2nd Nov 20256012 AMAQI
2nd Nov 2025611 AMAQI
2nd Nov 2025562 AMAQI
2nd Nov 2025543 AMAQI
2nd Nov 2025534 AMAQI
2nd Nov 2025455 AMAQI
12°C9/15°C
2nd Nov 2025366 AMAQI
2nd Nov 2025367 AMAQI
2nd Nov 2025388 AMAQI
2nd Nov 2025349 AMAQI
2nd Nov 20253210 AMAQI
2nd Nov 20253811 AMAQI
2nd Nov 20254412 PMAQI
2nd Nov 2025411 PMAQI
2nd Nov 2025402 PMAQI
2nd Nov 2025403 PMAQI
2nd Nov 2025384 PMAQI
2nd Nov 2025355 PMAQI
2nd Nov 2025346 PMAQI
2nd Nov 2025317 PMAQI
2nd Nov 2025328 PMAQI
2nd Nov 2025349 PMAQI
2nd Nov 20252910 PMAQI
2nd Nov 20252711 PMAQI
3rd Nov 20252812 AMAQI
3rd Nov 2025291 AMAQI
3rd Nov 2025312 AMAQI
3rd Nov 2025373 AMAQI
3rd Nov 2025364 AMAQI
3rd Nov 2025365 AMAQI
9°C5/11°C
3rd Nov 2025356 AMAQI
3rd Nov 2025367 AMAQI
3rd Nov 2025388 AMAQI
3rd Nov 2025419 AMAQI
3rd Nov 20254910 AMAQI
3rd Nov 20255211 AMAQI
3rd Nov 20255712 PMAQI
3rd Nov 2025591 PMAQI
3rd Nov 2025582 PMAQI
3rd Nov 2025503 PMAQI
3rd Nov 2025484 PMAQI
3rd Nov 2025515 PMAQI
3rd Nov 2025516 PMAQI
3rd Nov 2025517 PMAQI
3rd Nov 2025388 PMAQI
3rd Nov 2025319 PMAQI
3rd Nov 20253510 PMAQI
3rd Nov 20254911 PMAQI
4th Nov 20255812 AMAQI
4th Nov 2025591 AMAQI
4th Nov 2025592 AMAQI
4th Nov 2025583 AMAQI
4th Nov 2025574 AMAQI
4th Nov 2025575 AMAQI
6°C1/12°C
4th Nov 2025586 AMAQI
4th Nov 2025597 AMAQI
4th Nov 2025598 AMAQI
4th Nov 2025589 AMAQI
4th Nov 20255810 AMAQI
4th Nov 20256111 AMAQI
4th Nov 20256012 PMAQI
4th Nov 2025591 PMAQI
4th Nov 2025542 PMAQI
4th Nov 2025543 PMAQI
4th Nov 2025524 PMAQI
4th Nov 2025545 PMAQI
4th Nov 2025536 PMAQI
4th Nov 2025527 PMAQI
4th Nov 2025508 PMAQI
4th Nov 2025549 PMAQI
4th Nov 20255810 PMAQI
4th Nov 20256811 PMAQI
5th Nov 20257412 AMAQI
5th Nov 2025731 AMAQI
5th Nov 2025822 AMAQI
5th Nov 2025823 AMAQI
5th Nov 2025834 AMAQI
5th Nov 2025815 AMAQI
8°C4/14°C
5th Nov 2025796 AMAQI
5th Nov 2025757 AMAQI
5th Nov 2025768 AMAQI
5th Nov 2025779 AMAQI
5th Nov 20258010 AMAQI
5th Nov 20258911 AMAQI
5th Nov 20259512 PMAQI
5th Nov 20251071 PMAQI
5th Nov 20251102 PMAQI
5th Nov 20251103 PMAQI
5th Nov 20251054 PMAQI
5th Nov 20251035 PMAQI
5th Nov 20251076 PMAQI
5th Nov 20251077 PMAQI
5th Nov 20251038 PMAQI
5th Nov 20251049 PMAQI
5th Nov 202510210 PMAQI
5th Nov 202510611 PMAQI
6th Nov 202510512 AMAQI
6th Nov 20251061 AMAQI
6th Nov 2025962 AMAQI
6th Nov 2025913 AMAQI
6th Nov 2025924 AMAQI
6th Nov 2025855 AMAQI
10°C6/17°C
6th Nov 2025816 AMAQI
6th Nov 2025797 AMAQI
6th Nov 2025788 AMAQI
6th Nov 2025759 AMAQI
6th Nov 20257710 AMAQI
6th Nov 20258711 AMAQI
6th Nov 20259712 PMAQI
6th Nov 20251061 PMAQI
6th Nov 20251062 PMAQI
6th Nov 2025933 PMAQI
6th Nov 2025894 PMAQI
6th Nov 2025845 PMAQI
6th Nov 2025896 PMAQI
6th Nov 20251037 PMAQI
6th Nov 20251158 PMAQI
6th Nov 20251189 PMAQI
6th Nov 202512010 PMAQI
6th Nov 202512011 PMAQI
7th Nov 202511412 AMAQI
7th Nov 20251201 AMAQI
7th Nov 20251202 AMAQI
7th Nov 20251143 AMAQI
7th Nov 20251134 AMAQI
7th Nov 20251075 AMAQI
12°C7/17°C
7th Nov 20251076 AMAQI
7th Nov 20251027 AMAQI
7th Nov 2025948 AMAQI
7th Nov 2025979 AMAQI
7th Nov 202510510 AMAQI
7th Nov 202511211 AMAQI
7th Nov 202511512 PMAQI
7th Nov 20251131 PMAQI
7th Nov 20251092 PMAQI
7th Nov 20251073 PMAQI
7th Nov 2025974 PMAQI
7th Nov 2025945 PMAQI
7th Nov 2025896 PMAQI
7th Nov 2025947 PMAQI
7th Nov 2025928 PMAQI
7th Nov 2025839 PMAQI
7th Nov 20258010 PMAQI
7th Nov 20258411 PMAQI
8th Nov 20259512 AMAQI
8th Nov 2025941 AMAQI
8th Nov 2025912 AMAQI
8th Nov 2025833 AMAQI
8th Nov 2025854 AMAQI
8th Nov 2025845 AMAQI
13°C9/19°C
8th Nov 2025796 AMAQI
8th Nov 2025747 AMAQI
8th Nov 2025698 AMAQI
8th Nov 2025709 AMAQI
8th Nov 20257610 AMAQI
8th Nov 20258311 AMAQI
8th Nov 20257412 PMAQI
8th Nov 2025581 PMAQI
8th Nov 2025602 PMAQI
8th Nov 2025553 PMAQI
8th Nov 2025554 PMAQI
8th Nov 2025505 PMAQI
8th Nov 2025536 PMAQI
8th Nov 2025567 PMAQI
8th Nov 2025598 PMAQI
8th Nov 2025679 PMAQI
8th Nov 20257110 PMAQI
8th Nov 20257111 PMAQI
9th Nov 20256912 AMAQI
9th Nov 2025721 AMAQI
9th Nov 2025732 AMAQI
9th Nov 2025743 AMAQI
9th Nov 2025754 AMAQI
9th Nov 2025745 AMAQI
13°C10/16°C
9th Nov 2025726 AMAQI
9th Nov 2025677 AMAQI
9th Nov 2025668 AMAQI
9th Nov 2025669 AMAQI
9th Nov 20256710 AMAQI
9th Nov 20257211 AMAQI
9th Nov 20257712 PMAQI
9th Nov 2025731 PMAQI
9th Nov 2025732 PMAQI
9th Nov 2025713 PMAQI
9th Nov 2025734 PMAQI
9th Nov 2025735 PMAQI
9th Nov 2025716 PMAQI
9th Nov 2025687 PMAQI
9th Nov 2025698 PMAQI
9th Nov 2025689 PMAQI
9th Nov 20256910 PMAQI
9th Nov 20256911 PMAQI
10th Nov 20257612 AMAQI
10th Nov 2025731 AMAQI
10th Nov 2025692 AMAQI
10th Nov 2025623 AMAQI
10th Nov 2025554 AMAQI
10th Nov 2025285 AMAQI
13°C9/17°C
10th Nov 2025266 AMAQI
10th Nov 2025257 AMAQI
10th Nov 2025248 AMAQI
10th Nov 2025259 AMAQI
10th Nov 20253010 AMAQI
10th Nov 20253911 AMAQI
10th Nov 20253912 PMAQI
10th Nov 2025341 PMAQI
10th Nov 2025262 PMAQI
10th Nov 2025213 PMAQI
10th Nov 2025184 PMAQI
10th Nov 2025155 PMAQI
10th Nov 2025156 PMAQI
10th Nov 2025167 PMAQI
10th Nov 2025188 PMAQI
10th Nov 2025209 PMAQI
10th Nov 20252410 PMAQI
10th Nov 20253011 PMAQI
11th Nov 20253212 AMAQI
11th Nov 2025351 AMAQI
11th Nov 2025342 AMAQI
11th Nov 2025333 AMAQI
11th Nov 2025364 AMAQI
11th Nov 2025325 AMAQI
8°C6/11°C
11th Nov 2025306 AMAQI
11th Nov 2025357 AMAQI
11th Nov 2025348 AMAQI
11th Nov 2025359 AMAQI
11th Nov 20253610 AMAQI
11th Nov 20254411 AMAQI
11th Nov 20254512 PMAQI
11th Nov 2025471 PMAQI
11th Nov 2025502 PMAQI
11th Nov 2025503 PMAQI
11th Nov 2025484 PMAQI
11th Nov 2025515 PMAQI
11th Nov 2025556 PMAQI
11th Nov 2025587 PMAQI
11th Nov 2025588 PMAQI
11th Nov 2025589 PMAQI
11th Nov 20255610 PMAQI
11th Nov 20255911 PMAQI
12th Nov 20256412 AMAQI
12th Nov 2025641 AMAQI
12th Nov 2025652 AMAQI
12th Nov 2025663 AMAQI
12th Nov 2025644 AMAQI
12th Nov 2025625 AMAQI
8°C4/13°C
12th Nov 2025636 AMAQI
12th Nov 2025667 AMAQI
12th Nov 2025638 AMAQI
12th Nov 2025639 AMAQI
12th Nov 20256210 AMAQI
12th Nov 20256011 AMAQI
12th Nov 20256612 PMAQI
12th Nov 2025741 PMAQI
12th Nov 2025812 PMAQI
12th Nov 2025763 PMAQI
12th Nov 2025714 PMAQI
12th Nov 2025605 PMAQI
12th Nov 2025596 PMAQI
12th Nov 2025547 PMAQI
12th Nov 2025588 PMAQI
12th Nov 2025649 PMAQI
12th Nov 20257310 PMAQI
12th Nov 20257811 PMAQI
13th Nov 20257912 AMAQI
13th Nov 2025781 AMAQI
13th Nov 2025802 AMAQI
13th Nov 2025763 AMAQI
13th Nov 2025744 AMAQI
13th Nov 2025745 AMAQI
9°C5/15°C
13th Nov 2025736 AMAQI
13th Nov 2025747 AMAQI
13th Nov 2025708 AMAQI
13th Nov 2025739 AMAQI
13th Nov 20257710 AMAQI
13th Nov 20257811 AMAQI
13th Nov 20258512 PMAQI
13th Nov 2025901 PMAQI
13th Nov 2025922 PMAQI
13th Nov 20251023 PMAQI
13th Nov 2025894 PMAQI
13th Nov 2025825 PMAQI
13th Nov 2025746 PMAQI
13th Nov 2025707 PMAQI
13th Nov 2025658 PMAQI
13th Nov 2025639 PMAQI
13th Nov 20256710 PMAQI
13th Nov 20256811 PMAQI
14th Nov 20256712 AMAQI
14th Nov 2025651 AMAQI
14th Nov 2025612 AMAQI
14th Nov 2025603 AMAQI
14th Nov 2025574 AMAQI
14th Nov 2025525 AMAQI
10°C7/17°C
14th Nov 2025566 AMAQI
14th Nov 2025537 AMAQI
14th Nov 2025528 AMAQI
14th Nov 2025539 AMAQI
14th Nov 20255410 AMAQI
14th Nov 20255711 AMAQI
14th Nov 20256212 PMAQI
14th Nov 2025571 PMAQI
14th Nov 2025472 PMAQI
14th Nov 2025443 PMAQI
14th Nov 2025424 PMAQI
14th Nov 2025355 PMAQI
14th Nov 2025356 PMAQI
14th Nov 2025347 PMAQI
14th Nov 2025388 PMAQI
14th Nov 2025489 PMAQI
14th Nov 20255210 PMAQI
14th Nov 20255711 PMAQI
15th Nov 20256012 AMAQI
15th Nov 2025601 AMAQI
15th Nov 2025582 AMAQI
15th Nov 2025593 AMAQI
15th Nov 2025624 AMAQI
15th Nov 2025635 AMAQI
--°C/°C
15th Nov 2025626 AMAQI
6 AM11 AM
5 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 3 PM
59AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
7 AM - 9 AM
53AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 3 PM (Avg. 59), while the lowest AQI was between 7 AM to 9 AM (Avg. 53).
Night time
Avg. Highest Time
12 AM - 4 AM
62AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM - 9 PM
55AQI
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. 62), while the lowest AQI was between 6 PM to 9 PM (Avg. 55).
2025 Days Vs Air Quality
Asan, Chungnam, South Korea
2025
40%
128
56%
178
3%
11
Total number of days with different AQI categories in last 318 days in 2025 (47 days remaining)
Good
128 DaysModerate
178 DaysPoor
11 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 40%
Health Risk Level:
Significant
In 2025, 40% of 318 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Asan, Chungnam, 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
71AQI
71AQI
2nd January 2025
61AQI
61AQI
3rd January 2025
58AQI
58AQI
4th January 2025
57AQI
57AQI
5th January 2025
69AQI
69AQI
6th January 2025
77AQI
77AQI
7th January 2025
56AQI
56AQI
8th January 2025
64AQI
64AQI
9th January 2025
41AQI
41AQI
10th January 2025
60AQI
60AQI
11th January 2025
62AQI
62AQI
12th January 2025
76AQI
76AQI
13th January 2025
88AQI
88AQI
14th January 2025
88AQI
88AQI
15th January 2025
58AQI
58AQI
16th January 2025
68AQI
68AQI
17th January 2025
78AQI
78AQI
18th January 2025
77AQI
77AQI
19th January 2025
83AQI
83AQI
20th January 2025
110AQI
110AQI
21st January 2025
132AQI
132AQI
22nd January 2025
134AQI
134AQI
23rd January 2025
110AQI
110AQI
24th January 2025
109AQI
109AQI
25th January 2025
79AQI
79AQI
26th January 2025
58AQI
58AQI
27th January 2025
67AQI
67AQI
28th January 2025
51AQI
51AQI
29th January 2025
57AQI
57AQI
30th January 2025
61AQI
61AQI
31st January 2025
77AQI
77AQI
1st February 2025
90AQI
90AQI
2nd February 2025
95AQI
95AQI
3rd February 2025
60AQI
60AQI
4th February 2025
52AQI
52AQI
5th February 2025
48AQI
48AQI
6th February 2025
53AQI
53AQI
7th February 2025
48AQI
48AQI
8th February 2025
44AQI
44AQI
9th February 2025
52AQI
52AQI
10th February 2025
58AQI
58AQI
11th February 2025
73AQI
73AQI
12th February 2025
69AQI
69AQI
13th February 2025
51AQI
51AQI
14th February 2025
77AQI
77AQI
15th February 2025
56AQI
56AQI
16th February 2025
106AQI
106AQI
17th February 2025
52AQI
52AQI
18th February 2025
62AQI
62AQI
19th February 2025
47AQI
47AQI
20th February 2025
54AQI
54AQI
21st February 2025
51AQI
51AQI
22nd February 2025
58AQI
58AQI
23rd February 2025
52AQI
52AQI
24th February 2025
52AQI
52AQI
25th February 2025
54AQI
54AQI
26th February 2025
71AQI
71AQI
27th February 2025
61AQI
61AQI
28th February 2025
69AQI
69AQI
1st March 2025
93AQI
93AQI
2nd March 2025
68AQI
68AQI
3rd March 2025
55AQI
55AQI
4th March 2025
45AQI
45AQI
5th March 2025
41AQI
41AQI
6th March 2025
67AQI
67AQI
7th March 2025
78AQI
78AQI
8th March 2025
77AQI
77AQI
9th March 2025
95AQI
95AQI
10th March 2025
90AQI
90AQI
11th March 2025
95AQI
95AQI
12th March 2025
91AQI
91AQI
13th March 2025
81AQI
81AQI
14th March 2025
82AQI
82AQI
15th March 2025
49AQI
49AQI
16th March 2025
69AQI
69AQI
17th March 2025
61AQI
61AQI
18th March 2025
78AQI
78AQI
19th March 2025
80AQI
80AQI
20th March 2025
95AQI
95AQI
21st March 2025
97AQI
97AQI
22nd March 2025
108AQI
108AQI
23rd March 2025
112AQI
112AQI
24th March 2025
109AQI
109AQI
25th March 2025
129AQI
129AQI
26th March 2025
88AQI
88AQI
27th March 2025
88AQI
88AQI
28th March 2025
62AQI
62AQI
29th March 2025
52AQI
52AQI
30th March 2025
51AQI
51AQI
31st March 2025
62AQI
62AQI
1st April 2025
72AQI
72AQI
2nd April 2025
79AQI
79AQI
3rd April 2025
80AQI
80AQI
4th April 2025
80AQI
80AQI
5th April 2025
70AQI
70AQI
6th April 2025
66AQI
66AQI
7th April 2025
69AQI
69AQI
8th April 2025
74AQI
74AQI
9th April 2025
66AQI
66AQI
10th April 2025
73AQI
73AQI
11th April 2025
79AQI
79AQI
12th April 2025
62AQI
62AQI
13th April 2025
61AQI
61AQI
14th April 2025
45AQI
45AQI
15th April 2025
56AQI
56AQI
16th April 2025
62AQI
62AQI
17th April 2025
64AQI
64AQI
18th April 2025
78AQI
78AQI
19th April 2025
50AQI
50AQI
20th April 2025
64AQI
64AQI
21st April 2025
50AQI
50AQI
22nd April 2025
46AQI
46AQI
23rd April 2025
42AQI
42AQI
24th April 2025
58AQI
58AQI
25th April 2025
58AQI
58AQI
26th April 2025
48AQI
48AQI
27th April 2025
41AQI
41AQI
28th April 2025
53AQI
53AQI
29th April 2025
62AQI
62AQI
30th April 2025
59AQI
59AQI
1st May 2025
54AQI
54AQI
2nd May 2025
50AQI
50AQI
3rd May 2025
49AQI
49AQI
4th May 2025
47AQI
47AQI
5th May 2025
48AQI
48AQI
6th May 2025
47AQI
47AQI
7th May 2025
50AQI
50AQI
8th May 2025
62AQI
62AQI
9th May 2025
45AQI
45AQI
10th May 2025
53AQI
53AQI
11th May 2025
66AQI
66AQI
12th May 2025
69AQI
69AQI
13th May 2025
72AQI
72AQI
14th May 2025
72AQI
72AQI
15th May 2025
51AQI
51AQI
16th May 2025
47AQI
47AQI
17th May 2025
45AQI
45AQI
18th May 2025
58AQI
58AQI
19th May 2025
57AQI
57AQI
20th May 2025
39AQI
39AQI
21st May 2025
45AQI
45AQI
22nd May 2025
49AQI
49AQI
23rd May 2025
57AQI
57AQI
24th May 2025
49AQI
49AQI
25th May 2025
47AQI
47AQI
26th May 2025
60AQI
60AQI
27th May 2025
69AQI
69AQI
28th May 2025
71AQI
71AQI
29th May 2025
75AQI
75AQI
30th May 2025
75AQI
75AQI
31st May 2025
80AQI
80AQI
1st June 2025
82AQI
82AQI
2nd June 2025
91AQI
91AQI
3rd June 2025
74AQI
74AQI
4th June 2025
60AQI
60AQI
5th June 2025
56AQI
56AQI
6th June 2025
60AQI
60AQI
7th June 2025
66AQI
66AQI
8th June 2025
60AQI
60AQI
9th June 2025
61AQI
61AQI
10th June 2025
57AQI
57AQI
11th June 2025
53AQI
53AQI
12th June 2025
57AQI
57AQI
13th June 2025
65AQI
65AQI
14th June 2025
46AQI
46AQI
15th June 2025
55AQI
55AQI
16th June 2025
61AQI
61AQI
17th June 2025
62AQI
62AQI
18th June 2025
63AQI
63AQI
19th June 2025
62AQI
62AQI
20th June 2025
47AQI
47AQI
21st June 2025
43AQI
43AQI
22nd June 2025
37AQI
37AQI
23rd June 2025
48AQI
48AQI
24th June 2025
49AQI
49AQI
25th June 2025
40AQI
40AQI
26th June 2025
49AQI
49AQI
27th June 2025
58AQI
58AQI
28th June 2025
57AQI
57AQI
29th June 2025
46AQI
46AQI
30th June 2025
45AQI
45AQI
1st July 2025
44AQI
44AQI
2nd July 2025
44AQI
44AQI
3rd July 2025
52AQI
52AQI
4th July 2025
50AQI
50AQI
5th July 2025
49AQI
49AQI
6th July 2025
50AQI
50AQI
7th July 2025
57AQI
57AQI
8th July 2025
64AQI
64AQI
9th July 2025
53AQI
53AQI
10th July 2025
51AQI
51AQI
11th July 2025
53AQI
53AQI
12th July 2025
51AQI
51AQI
13th July 2025
60AQI
60AQI
14th July 2025
56AQI
56AQI
15th July 2025
45AQI
45AQI
16th July 2025
53AQI
53AQI
17th July 2025
42AQI
42AQI
18th July 2025
46AQI
46AQI
19th July 2025
36AQI
36AQI
20th July 2025
44AQI
44AQI
21st July 2025
40AQI
40AQI
22nd July 2025
36AQI
36AQI
23rd July 2025
45AQI
45AQI
24th July 2025
53AQI
53AQI
25th July 2025
56AQI
56AQI
26th July 2025
49AQI
49AQI
27th July 2025
43AQI
43AQI
28th July 2025
55AQI
55AQI
29th July 2025
59AQI
59AQI
30th July 2025
55AQI
55AQI
31st July 2025
53AQI
53AQI
1st August 2025
57AQI
57AQI
2nd August 2025
61AQI
61AQI
3rd August 2025
61AQI
61AQI
4th August 2025
51AQI
51AQI
5th August 2025
50AQI
50AQI
6th August 2025
47AQI
47AQI
7th August 2025
49AQI
49AQI
8th August 2025
52AQI
52AQI
9th August 2025
54AQI
54AQI
10th August 2025
50AQI
50AQI
11th August 2025
55AQI
55AQI
12th August 2025
46AQI
46AQI
13th August 2025
40AQI
40AQI
14th August 2025
40AQI
40AQI
15th August 2025
39AQI
39AQI
16th August 2025
38AQI
38AQI
17th August 2025
40AQI
40AQI
18th August 2025
50AQI
50AQI
19th August 2025
43AQI
43AQI
20th August 2025
45AQI
45AQI
21st August 2025
44AQI
44AQI
22nd August 2025
45AQI
45AQI
23rd August 2025
47AQI
47AQI
24th August 2025
50AQI
50AQI
25th August 2025
47AQI
47AQI
26th August 2025
43AQI
43AQI
27th August 2025
48AQI
48AQI
28th August 2025
52AQI
52AQI
29th August 2025
47AQI
47AQI
30th August 2025
45AQI
45AQI
31st August 2025
50AQI
50AQI
1st September 2025
42AQI
42AQI
2nd September 2025
47AQI
47AQI
3rd September 2025
50AQI
50AQI
4th September 2025
45AQI
45AQI
5th September 2025
41AQI
41AQI
6th September 2025
41AQI
41AQI
7th September 2025
40AQI
40AQI
8th September 2025
47AQI
47AQI
9th September 2025
48AQI
48AQI
10th September 2025
50AQI
50AQI
11th September 2025
49AQI
49AQI
12th September 2025
45AQI
45AQI
13th September 2025
40AQI
40AQI
14th September 2025
43AQI
43AQI
15th September 2025
46AQI
46AQI
16th September 2025
44AQI
44AQI
17th September 2025
36AQI
36AQI
18th September 2025
40AQI
40AQI
19th September 2025
33AQI
33AQI
20th September 2025
29AQI
29AQI
21st September 2025
29AQI
29AQI
22nd September 2025
27AQI
27AQI
23rd September 2025
27AQI
27AQI
24th September 2025
29AQI
29AQI
25th September 2025
26AQI
26AQI
26th September 2025
47AQI
47AQI
27th September 2025
54AQI
54AQI
28th September 2025
33AQI
33AQI
29th September 2025
42AQI
42AQI
30th September 2025
43AQI
43AQI
1st October 2025
56AQI
56AQI
2nd October 2025
59AQI
59AQI
3rd October 2025
51AQI
51AQI
4th October 2025
40AQI
40AQI
5th October 2025
51AQI
51AQI
6th October 2025
48AQI
48AQI
7th October 2025
25AQI
25AQI
8th October 2025
38AQI
38AQI
9th October 2025
43AQI
43AQI
10th October 2025
48AQI
48AQI
11th October 2025
56AQI
56AQI
12th October 2025
52AQI
52AQI
13th October 2025
35AQI
35AQI
14th October 2025
32AQI
32AQI
15th October 2025
44AQI
44AQI
16th October 2025
43AQI
43AQI
17th October 2025
50AQI
50AQI
18th October 2025
49AQI
49AQI
19th October 2025
59AQI
59AQI
20th October 2025
60AQI
60AQI
21st October 2025
56AQI
56AQI
22nd October 2025
50AQI
50AQI
23rd October 2025
37AQI
37AQI
24th October 2025
40AQI
40AQI
25th October 2025
45AQI
45AQI
26th October 2025
63AQI
63AQI
27th October 2025
43AQI
43AQI
28th October 2025
37AQI
37AQI
29th October 2025
56AQI
56AQI
30th October 2025
62AQI
62AQI
31st October 2025
65AQI
65AQI
1st November 2025
63AQI
63AQI
2nd November 2025
42AQI
42AQI
3rd November 2025
40AQI
40AQI
4th November 2025
57AQI
57AQI
5th November 2025
91AQI
91AQI
6th November 2025
98AQI
98AQI
7th November 2025
103AQI
103AQI
8th November 2025
75AQI
75AQI
9th November 2025
71AQI
71AQI
10th November 2025
39AQI
39AQI
11th November 2025
43AQI
43AQI
12th November 2025
65AQI
65AQI
13th November 2025
77AQI
77AQI
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
75AQI
61AQI
79AQI
62AQI
57AQI
57AQI
50AQI
48AQI
40AQI
48AQI
66AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202558AQI
1
25
5
4
23
1
3
24
4
7
23
14
17
10
20
15
16
23
8
29
1
18
13
4
8
1
128
178
11
Highest AQI recorded in
March79AQI
Lowest AQI recorded in
September40AQI
202457AQI
9
16
6
9
13
6
1
8
20
3
6
22
2
15
16
8
22
27
4
15
16
24
6
17
14
10
20
6
25
154
194
17
1
Highest AQI recorded in
February73AQI
Lowest AQI recorded in
July36AQI
202368AQI
6
21
2
2
16
8
4
2
19
10
1
22
6
1
5
25
1
4
26
16
15
13
18
18
12
13
18
9
19
1
8
17
6
95
228
34
7
Highest AQI recorded in
February100AQI
Lowest AQI recorded in
September48AQI
202267AQI
1
21
8
1
4
12
5
2
5
20
6
6
24
7
22
2
16
14
10
14
1
19
10
13
17
1
3
23
4
4
26
1
89
203
27
3
Highest AQI recorded in
February86AQI
Lowest AQI recorded in
August43AQI
202169AQI
5
21
5
4
16
8
2
17
10
1
1
2
28
6
21
2
1
1
5
24
1
21
10
14
17
28
2
9
22
8
18
3
1
9
14
8
113
210
37
2
1
2
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September38AQI
202064AQI
3
8
2
3
18
3
15
7
23
19
12
16
15
15
14
1
6
21
4
4
18
8
2
20
9
78
164
24
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
July46AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
69AQILeast Polluted Year Recorded
2024(Avg.)
57AQIAsan's annual 2025 AQI (58) shows an average percentage change of -10.09% (improved AQI) compared to previous years: 2020 (64), 2021 (69), 2022 (67), 2023 (68), 2024 (57).
