Wonsi Dong, 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+
November Air Quality Analysis
Wonsi Dong, Ansan, Gyeonggi, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Nov 2021
171AQILowest AQI recorded on
18th Nov 2023
15AQISame Day Analysis (26th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 152 of Unhealthy air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Nov - 27th Nov 2025
Wonsi Dong, Ansan, Gyeonggi, South Korea
AQI
Day
Night
.
7 AM26th Nov 2025
5 PM
6 AM27th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
7AM26th Nov
160AQI
Avg. Lowest Time
8PM26th Nov
54AQI
In the last 24 hours,
Wonsi Dong's AQI reached its highest point of 160 at 7 AM during the Night, while the lowest point, 54, was recorded at 8 PM during the Night between 26th Nov and 27th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Wonsi Dong, Ansan, Gyeonggi, South Korea
OctNov
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 Oct 2025507 AMAQI
28th Oct 2025448 AMAQI
28th Oct 2025489 AMAQI
28th Oct 20254510 AMAQI
28th Oct 20253811 AMAQI
28th Oct 20254512 PMAQI
28th Oct 2025491 PMAQI
28th Oct 2025592 PMAQI
28th Oct 2025633 PMAQI
28th Oct 2025584 PMAQI
28th Oct 2025545 PMAQI
28th Oct 2025546 PMAQI
28th Oct 2025557 PMAQI
28th Oct 2025548 PMAQI
28th Oct 2025539 PMAQI
28th Oct 20255410 PMAQI
28th Oct 20256511 PMAQI
29th Oct 20256312 AMAQI
29th Oct 2025621 AMAQI
29th Oct 2025602 AMAQI
29th Oct 2025583 AMAQI
29th Oct 2025564 AMAQI
29th Oct 2025585 AMAQI
29th Oct 2025566 AMAQI
9°C5/12°C
29th Oct 2025557 AMAQI
29th Oct 2025608 AMAQI
29th Oct 2025529 AMAQI
29th Oct 20255710 AMAQI
29th Oct 20256011 AMAQI
29th Oct 20256212 PMAQI
29th Oct 2025601 PMAQI
29th Oct 2025562 PMAQI
29th Oct 2025583 PMAQI
29th Oct 2025594 PMAQI
29th Oct 2025615 PMAQI
29th Oct 2025646 PMAQI
29th Oct 2025687 PMAQI
29th Oct 2025758 PMAQI
29th Oct 2025779 PMAQI
29th Oct 202511510 PMAQI
29th Oct 202512511 PMAQI
30th Oct 20259712 AMAQI
30th Oct 2025901 AMAQI
30th Oct 2025922 AMAQI
30th Oct 2025863 AMAQI
30th Oct 2025824 AMAQI
30th Oct 2025795 AMAQI
30th Oct 2025836 AMAQI
11°C8/15°C
30th Oct 2025947 AMAQI
30th Oct 2025838 AMAQI
30th Oct 2025899 AMAQI
30th Oct 20258510 AMAQI
30th Oct 20257711 AMAQI
30th Oct 20257612 PMAQI
30th Oct 2025811 PMAQI
30th Oct 2025802 PMAQI
30th Oct 2025773 PMAQI
30th Oct 2025774 PMAQI
30th Oct 2025765 PMAQI
30th Oct 2025846 PMAQI
30th Oct 2025977 PMAQI
30th Oct 2025968 PMAQI
30th Oct 20251009 PMAQI
30th Oct 20259710 PMAQI
30th Oct 20259911 PMAQI
31st Oct 202510312 AMAQI
31st Oct 20251091 AMAQI
31st Oct 20251132 AMAQI
31st Oct 20251193 AMAQI
31st Oct 20251284 AMAQI
31st Oct 20251245 AMAQI
31st Oct 20251146 AMAQI
13°C10/16°C
31st Oct 20251107 AMAQI
31st Oct 20251108 AMAQI
31st Oct 20251059 AMAQI
31st Oct 20259410 AMAQI
31st Oct 20258811 AMAQI
31st Oct 20258912 PMAQI
31st Oct 2025841 PMAQI
31st Oct 2025682 PMAQI
31st Oct 2025683 PMAQI
31st Oct 2025814 PMAQI
31st Oct 20251005 PMAQI
31st Oct 20251206 PMAQI
31st Oct 20251147 PMAQI
31st Oct 2025988 PMAQI
31st Oct 2025929 PMAQI
31st Oct 20259310 PMAQI
31st Oct 20259011 PMAQI
1st Nov 20258612 AMAQI
1st Nov 2025771 AMAQI
1st Nov 2025722 AMAQI
1st Nov 2025693 AMAQI
1st Nov 2025654 AMAQI
1st Nov 2025675 AMAQI
1st Nov 2025676 AMAQI
15°C12/18°C
1st Nov 2025647 AMAQI
1st Nov 2025598 AMAQI
1st Nov 2025579 AMAQI
1st Nov 20255410 AMAQI
1st Nov 20255611 AMAQI
1st Nov 20255212 PMAQI
1st Nov 2025531 PMAQI
1st Nov 2025552 PMAQI
1st Nov 2025493 PMAQI
1st Nov 2025454 PMAQI
1st Nov 2025425 PMAQI
1st Nov 2025406 PMAQI
1st Nov 2025527 PMAQI
1st Nov 2025568 PMAQI
1st Nov 2025559 PMAQI
1st Nov 20255410 PMAQI
1st Nov 20255411 PMAQI
2nd Nov 20255212 AMAQI
2nd Nov 2025521 AMAQI
2nd Nov 2025532 AMAQI
2nd Nov 2025513 AMAQI
2nd Nov 2025544 AMAQI
2nd Nov 2025545 AMAQI
2nd Nov 2025576 AMAQI
13°C12/15°C
2nd Nov 2025597 AMAQI
2nd Nov 2025588 AMAQI
2nd Nov 2025489 AMAQI
2nd Nov 20254310 AMAQI
2nd Nov 20254811 AMAQI
2nd Nov 20255312 PMAQI
2nd Nov 2025531 PMAQI
2nd Nov 2025502 PMAQI
2nd Nov 2025423 PMAQI
2nd Nov 2025404 PMAQI
2nd Nov 2025395 PMAQI
2nd Nov 2025406 PMAQI
2nd Nov 2025397 PMAQI
2nd Nov 2025348 PMAQI
2nd Nov 2025329 PMAQI
2nd Nov 20253710 PMAQI
2nd Nov 20254111 PMAQI
3rd Nov 20254012 AMAQI
3rd Nov 2025441 AMAQI
3rd Nov 2025382 AMAQI
3rd Nov 2025373 AMAQI
3rd Nov 2025344 AMAQI
3rd Nov 2025335 AMAQI
3rd Nov 2025336 AMAQI
9°C5/11°C
3rd Nov 2025307 AMAQI
3rd Nov 2025318 AMAQI
3rd Nov 2025249 AMAQI
3rd Nov 20254310 AMAQI
3rd Nov 20255111 AMAQI
3rd Nov 20255312 PMAQI
3rd Nov 2025551 PMAQI
3rd Nov 2025552 PMAQI
3rd Nov 2025543 PMAQI
3rd Nov 2025544 PMAQI
3rd Nov 2025575 PMAQI
3rd Nov 2025566 PMAQI
3rd Nov 2025677 PMAQI
3rd Nov 2025768 PMAQI
3rd Nov 2025819 PMAQI
3rd Nov 20258510 PMAQI
3rd Nov 20258811 PMAQI
4th Nov 20257912 AMAQI
4th Nov 2025931 AMAQI
4th Nov 2025882 AMAQI
4th Nov 2025883 AMAQI
4th Nov 2025964 AMAQI
4th Nov 2025825 AMAQI
4th Nov 2025906 AMAQI
8°C5/12°C
4th Nov 2025937 AMAQI
4th Nov 2025918 AMAQI
4th Nov 2025769 AMAQI
4th Nov 20256910 AMAQI
4th Nov 20256911 AMAQI
4th Nov 20257412 PMAQI
4th Nov 2025721 PMAQI
4th Nov 2025722 PMAQI
4th Nov 2025763 PMAQI
4th Nov 2025864 PMAQI
4th Nov 2025905 PMAQI
4th Nov 2025836 PMAQI
4th Nov 2025787 PMAQI
4th Nov 2025788 PMAQI
4th Nov 2025749 PMAQI
4th Nov 20257110 PMAQI
4th Nov 20256711 PMAQI
5th Nov 20256512 AMAQI
5th Nov 2025661 AMAQI
5th Nov 2025682 AMAQI
5th Nov 2025643 AMAQI
5th Nov 2025624 AMAQI
5th Nov 2025605 AMAQI
5th Nov 2025666 AMAQI
11°C8/14°C
5th Nov 2025787 AMAQI
5th Nov 2025708 AMAQI
5th Nov 2025669 AMAQI
5th Nov 20256710 AMAQI
5th Nov 20256811 AMAQI
5th Nov 20257412 PMAQI
5th Nov 2025791 PMAQI
5th Nov 2025772 PMAQI
5th Nov 2025713 PMAQI
5th Nov 2025764 PMAQI
5th Nov 2025795 PMAQI
5th Nov 2025886 PMAQI
5th Nov 2025887 PMAQI
5th Nov 2025868 PMAQI
5th Nov 2025909 PMAQI
5th Nov 20258910 PMAQI
5th Nov 20259211 PMAQI
6th Nov 20259612 AMAQI
6th Nov 2025941 AMAQI
6th Nov 2025972 AMAQI
6th Nov 2025983 AMAQI
6th Nov 2025954 AMAQI
6th Nov 2025955 AMAQI
6th Nov 2025936 AMAQI
13°C10/17°C
6th Nov 20251017 AMAQI
6th Nov 2025968 AMAQI
6th Nov 2025899 AMAQI
6th Nov 20258510 AMAQI
6th Nov 20258911 AMAQI
6th Nov 20259012 PMAQI
6th Nov 2025971 PMAQI
6th Nov 20251132 PMAQI
6th Nov 20251063 PMAQI
6th Nov 20251064 PMAQI
6th Nov 20251245 PMAQI
6th Nov 20251346 PMAQI
6th Nov 20251297 PMAQI
6th Nov 20251308 PMAQI
6th Nov 20251429 PMAQI
6th Nov 202513510 PMAQI
6th Nov 202513011 PMAQI
7th Nov 202513112 AMAQI
7th Nov 20251521 AMAQI
7th Nov 20251522 AMAQI
7th Nov 20251493 AMAQI
7th Nov 20251514 AMAQI
7th Nov 20251475 AMAQI
7th Nov 20251376 AMAQI
15°C12/19°C
7th Nov 20251407 AMAQI
7th Nov 20251428 AMAQI
7th Nov 20251399 AMAQI
7th Nov 202513610 AMAQI
7th Nov 202513211 AMAQI
7th Nov 202511412 PMAQI
7th Nov 2025981 PMAQI
7th Nov 2025962 PMAQI
7th Nov 2025943 PMAQI
7th Nov 2025934 PMAQI
7th Nov 2025945 PMAQI
7th Nov 20251046 PMAQI
7th Nov 20251157 PMAQI
7th Nov 2025978 PMAQI
7th Nov 20251119 PMAQI
7th Nov 202512410 PMAQI
7th Nov 202512011 PMAQI
8th Nov 202510012 AMAQI
8th Nov 2025921 AMAQI
8th Nov 20251012 AMAQI
8th Nov 2025863 AMAQI
8th Nov 2025784 AMAQI
8th Nov 2025795 AMAQI
8th Nov 2025906 AMAQI
16°C13/20°C
8th Nov 2025967 AMAQI
8th Nov 2025828 AMAQI
8th Nov 2025829 AMAQI
8th Nov 20257910 AMAQI
8th Nov 20257811 AMAQI
8th Nov 20257112 PMAQI
8th Nov 2025651 PMAQI
8th Nov 2025602 PMAQI
8th Nov 2025623 PMAQI
8th Nov 2025634 PMAQI
8th Nov 2025685 PMAQI
8th Nov 2025666 PMAQI
8th Nov 2025667 PMAQI
8th Nov 2025678 PMAQI
8th Nov 2025689 PMAQI
8th Nov 20257210 PMAQI
8th Nov 20257511 PMAQI
9th Nov 20258212 AMAQI
9th Nov 2025881 AMAQI
9th Nov 2025962 AMAQI
9th Nov 2025913 AMAQI
9th Nov 2025884 AMAQI
9th Nov 2025845 AMAQI
9th Nov 2025776 AMAQI
15°C13/17°C
9th Nov 2025717 AMAQI
9th Nov 2025688 AMAQI
9th Nov 2025689 AMAQI
9th Nov 20256410 AMAQI
9th Nov 20257811 AMAQI
9th Nov 20258312 PMAQI
9th Nov 2025811 PMAQI
9th Nov 2025802 PMAQI
9th Nov 2025793 PMAQI
9th Nov 2025824 PMAQI
9th Nov 2025875 PMAQI
9th Nov 2025906 PMAQI
9th Nov 2025847 PMAQI
9th Nov 2025858 PMAQI
9th Nov 2025979 PMAQI
9th Nov 20259610 PMAQI
9th Nov 20258311 PMAQI
10th Nov 20256012 AMAQI
10th Nov 2025441 AMAQI
10th Nov 2025422 AMAQI
10th Nov 2025443 AMAQI
10th Nov 2025454 AMAQI
10th Nov 2025385 AMAQI
10th Nov 2025286 AMAQI
14°C11/18°C
10th Nov 2025287 AMAQI
10th Nov 2025348 AMAQI
10th Nov 2025349 AMAQI
10th Nov 20252010 AMAQI
10th Nov 20251811 AMAQI
10th Nov 20251512 PMAQI
10th Nov 2025141 PMAQI
10th Nov 2025142 PMAQI
10th Nov 2025173 PMAQI
10th Nov 2025254 PMAQI
10th Nov 2025305 PMAQI
10th Nov 2025346 PMAQI
10th Nov 2025427 PMAQI
10th Nov 2025428 PMAQI
10th Nov 2025559 PMAQI
10th Nov 20255910 PMAQI
10th Nov 20256811 PMAQI
11th Nov 20254012 AMAQI
11th Nov 2025291 AMAQI
11th Nov 2025362 AMAQI
11th Nov 2025323 AMAQI
11th Nov 2025354 AMAQI
11th Nov 2025335 AMAQI
11th Nov 2025336 AMAQI
9°C7/11°C
11th Nov 2025427 AMAQI
11th Nov 2025528 AMAQI
11th Nov 2025699 AMAQI
11th Nov 20256910 AMAQI
11th Nov 20256111 AMAQI
11th Nov 20258312 PMAQI
11th Nov 2025661 PMAQI
11th Nov 2025582 PMAQI
11th Nov 2025583 PMAQI
11th Nov 2025584 PMAQI
11th Nov 2025575 PMAQI
11th Nov 2025546 PMAQI
11th Nov 2025557 PMAQI
11th Nov 2025568 PMAQI
11th Nov 2025589 PMAQI
11th Nov 20258010 PMAQI
11th Nov 20258011 PMAQI
12th Nov 20256512 AMAQI
12th Nov 2025691 AMAQI
12th Nov 2025742 AMAQI
12th Nov 2025723 AMAQI
12th Nov 2025764 AMAQI
12th Nov 2025695 AMAQI
12th Nov 2025736 AMAQI
10°C8/13°C
12th Nov 2025737 AMAQI
12th Nov 2025698 AMAQI
12th Nov 2025669 AMAQI
12th Nov 20256410 AMAQI
12th Nov 20256311 AMAQI
12th Nov 20256712 PMAQI
12th Nov 2025701 PMAQI
12th Nov 2025712 PMAQI
12th Nov 2025753 PMAQI
12th Nov 2025794 PMAQI
12th Nov 2025755 PMAQI
12th Nov 2025726 PMAQI
12th Nov 2025737 PMAQI
12th Nov 2025858 PMAQI
12th Nov 2025959 PMAQI
12th Nov 202510110 PMAQI
12th Nov 202510011 PMAQI
13th Nov 20258912 AMAQI
13th Nov 2025921 AMAQI
13th Nov 2025812 AMAQI
13th Nov 2025973 AMAQI
13th Nov 2025944 AMAQI
13th Nov 2025865 AMAQI
13th Nov 2025856 AMAQI
11°C8/14°C
13th Nov 2025887 AMAQI
13th Nov 2025978 AMAQI
13th Nov 20251049 AMAQI
13th Nov 202511010 AMAQI
13th Nov 202510811 AMAQI
13th Nov 202511212 PMAQI
13th Nov 20251131 PMAQI
13th Nov 20251152 PMAQI
13th Nov 20251243 PMAQI
13th Nov 20251044 PMAQI
13th Nov 20251005 PMAQI
13th Nov 20251016 PMAQI
13th Nov 2025887 PMAQI
13th Nov 2025868 PMAQI
13th Nov 2025819 PMAQI
13th Nov 20257910 PMAQI
13th Nov 20257811 PMAQI
14th Nov 20257812 AMAQI
14th Nov 2025761 AMAQI
14th Nov 2025722 AMAQI
14th Nov 2025723 AMAQI
14th Nov 2025764 AMAQI
14th Nov 2025735 AMAQI
14th Nov 2025766 AMAQI
12°C10/15°C
14th Nov 2025877 AMAQI
14th Nov 2025928 AMAQI
14th Nov 2025839 AMAQI
14th Nov 20257710 AMAQI
14th Nov 20257511 AMAQI
14th Nov 20257612 PMAQI
14th Nov 2025691 PMAQI
14th Nov 2025562 PMAQI
14th Nov 2025543 PMAQI
14th Nov 2025554 PMAQI
14th Nov 2025555 PMAQI
14th Nov 2025586 PMAQI
14th Nov 2025627 PMAQI
14th Nov 2025668 PMAQI
14th Nov 2025909 PMAQI
14th Nov 20259210 PMAQI
14th Nov 20257211 PMAQI
15th Nov 20259112 AMAQI
15th Nov 20251311 AMAQI
15th Nov 20251512 AMAQI
15th Nov 20251053 AMAQI
15th Nov 2025764 AMAQI
15th Nov 2025785 AMAQI
15th Nov 2025816 AMAQI
10°C9/13°C
15th Nov 2025877 AMAQI
15th Nov 2025708 AMAQI
15th Nov 2025829 AMAQI
15th Nov 20258310 AMAQI
15th Nov 20258311 AMAQI
15th Nov 20258512 PMAQI
15th Nov 2025841 PMAQI
15th Nov 2025822 PMAQI
15th Nov 2025833 PMAQI
15th Nov 2025834 PMAQI
15th Nov 2025835 PMAQI
15th Nov 2025926 PMAQI
15th Nov 20251057 PMAQI
15th Nov 20251048 PMAQI
15th Nov 20251059 PMAQI
15th Nov 202512210 PMAQI
15th Nov 202513411 PMAQI
16th Nov 202513412 AMAQI
16th Nov 20251341 AMAQI
16th Nov 20251222 AMAQI
16th Nov 20251403 AMAQI
16th Nov 20251174 AMAQI
16th Nov 20251205 AMAQI
16th Nov 20251086 AMAQI
11°C8/14°C
16th Nov 2025967 AMAQI
16th Nov 2025958 AMAQI
16th Nov 2025909 AMAQI
16th Nov 20258310 AMAQI
16th Nov 20258411 AMAQI
16th Nov 20258412 PMAQI
16th Nov 2025831 PMAQI
16th Nov 2025812 PMAQI
16th Nov 2025803 PMAQI
16th Nov 2025844 PMAQI
16th Nov 2025825 PMAQI
16th Nov 2025766 PMAQI
16th Nov 2025657 PMAQI
16th Nov 2025528 PMAQI
16th Nov 2025569 PMAQI
16th Nov 20255910 PMAQI
16th Nov 20256311 PMAQI
17th Nov 202510812 AMAQI
17th Nov 20251091 AMAQI
17th Nov 2025892 AMAQI
17th Nov 2025703 AMAQI
17th Nov 2025694 AMAQI
17th Nov 2025775 AMAQI
17th Nov 2025706 AMAQI
11°C8/15°C
17th Nov 2025437 AMAQI
17th Nov 2025468 AMAQI
17th Nov 2025449 AMAQI
17th Nov 20254410 AMAQI
17th Nov 20254911 AMAQI
17th Nov 20255112 PMAQI
17th Nov 2025451 PMAQI
17th Nov 2025462 PMAQI
17th Nov 2025453 PMAQI
17th Nov 2025484 PMAQI
17th Nov 2025505 PMAQI
17th Nov 2025536 PMAQI
17th Nov 2025577 PMAQI
17th Nov 2025568 PMAQI
17th Nov 2025539 PMAQI
17th Nov 20255210 PMAQI
17th Nov 20255411 PMAQI
18th Nov 20255412 AMAQI
18th Nov 2025501 AMAQI
18th Nov 2025472 AMAQI
18th Nov 2025523 AMAQI
18th Nov 2025514 AMAQI
18th Nov 2025555 AMAQI
18th Nov 2025516 AMAQI
4°C2/5°C
18th Nov 2025547 AMAQI
18th Nov 2025558 AMAQI
18th Nov 2025579 AMAQI
18th Nov 20255710 AMAQI
18th Nov 20255411 AMAQI
18th Nov 20255212 PMAQI
18th Nov 2025511 PMAQI
18th Nov 2025482 PMAQI
18th Nov 2025343 PMAQI
18th Nov 2025334 PMAQI
18th Nov 2025455 PMAQI
18th Nov 2025556 PMAQI
18th Nov 2025577 PMAQI
18th Nov 2025618 PMAQI
18th Nov 2025629 PMAQI
18th Nov 20256210 PMAQI
18th Nov 20255911 PMAQI
19th Nov 20255812 AMAQI
19th Nov 2025571 AMAQI
19th Nov 2025562 AMAQI
19th Nov 2025563 AMAQI
19th Nov 2025564 AMAQI
19th Nov 2025565 AMAQI
19th Nov 2025326 AMAQI
3°C1/5°C
19th Nov 2025237 AMAQI
19th Nov 2025268 AMAQI
19th Nov 2025469 AMAQI
19th Nov 20256110 AMAQI
19th Nov 20255711 AMAQI
19th Nov 20255912 PMAQI
19th Nov 2025601 PMAQI
19th Nov 2025592 PMAQI
19th Nov 2025703 PMAQI
19th Nov 2025654 PMAQI
19th Nov 2025655 PMAQI
19th Nov 2025666 PMAQI
19th Nov 2025667 PMAQI
19th Nov 2025678 PMAQI
19th Nov 2025689 PMAQI
19th Nov 20257510 PMAQI
19th Nov 20258311 PMAQI
20th Nov 20258712 AMAQI
20th Nov 2025881 AMAQI
20th Nov 2025942 AMAQI
20th Nov 2025803 AMAQI
20th Nov 2025804 AMAQI
20th Nov 2025825 AMAQI
20th Nov 2025846 AMAQI
4°C1/6°C
20th Nov 2025837 AMAQI
20th Nov 2025878 AMAQI
20th Nov 2025859 AMAQI
20th Nov 20258110 AMAQI
20th Nov 20258111 AMAQI
20th Nov 20258612 PMAQI
20th Nov 2025961 PMAQI
20th Nov 2025792 PMAQI
20th Nov 2025813 PMAQI
20th Nov 2025934 PMAQI
20th Nov 2025935 PMAQI
20th Nov 2025936 PMAQI
20th Nov 2025797 PMAQI
20th Nov 2025678 PMAQI
20th Nov 2025629 PMAQI
20th Nov 20255510 PMAQI
20th Nov 20254111 PMAQI
21st Nov 20254012 AMAQI
21st Nov 2025451 AMAQI
21st Nov 2025442 AMAQI
21st Nov 2025473 AMAQI
21st Nov 2025544 AMAQI
21st Nov 2025545 AMAQI
21st Nov 2025536 AMAQI
8°C5/12°C
21st Nov 2025757 AMAQI
21st Nov 2025848 AMAQI
21st Nov 2025989 AMAQI
21st Nov 20254610 AMAQI
21st Nov 20256911 AMAQI
21st Nov 20258512 PMAQI
21st Nov 2025641 PMAQI
21st Nov 2025552 PMAQI
21st Nov 2025523 PMAQI
21st Nov 2025394 PMAQI
21st Nov 2025405 PMAQI
21st Nov 2025446 PMAQI
21st Nov 2025397 PMAQI
21st Nov 2025398 PMAQI
21st Nov 2025449 PMAQI
21st Nov 20254610 PMAQI
21st Nov 20255711 PMAQI
22nd Nov 20256912 AMAQI
22nd Nov 2025751 AMAQI
22nd Nov 2025712 AMAQI
22nd Nov 2025713 AMAQI
22nd Nov 2025744 AMAQI
22nd Nov 2025745 AMAQI
22nd Nov 2025786 AMAQI
8°C4/13°C
22nd Nov 2025767 AMAQI
22nd Nov 2025708 AMAQI
22nd Nov 2025699 AMAQI
22nd Nov 20257010 AMAQI
22nd Nov 20257011 AMAQI
22nd Nov 20257612 PMAQI
22nd Nov 2025851 PMAQI
22nd Nov 2025842 PMAQI
22nd Nov 2025723 PMAQI
22nd Nov 2025734 PMAQI
22nd Nov 2025785 PMAQI
22nd Nov 2025866 PMAQI
22nd Nov 2025977 PMAQI
22nd Nov 2025978 PMAQI
22nd Nov 20251009 PMAQI
22nd Nov 202510610 PMAQI
22nd Nov 20259611 PMAQI
23rd Nov 202510012 AMAQI
23rd Nov 20251001 AMAQI
23rd Nov 2025932 AMAQI
23rd Nov 2025913 AMAQI
23rd Nov 2025914 AMAQI
23rd Nov 2025905 AMAQI
23rd Nov 2025926 AMAQI
10°C7/12°C
23rd Nov 2025947 AMAQI
23rd Nov 2025948 AMAQI
23rd Nov 2025949 AMAQI
23rd Nov 20258910 AMAQI
23rd Nov 20258511 AMAQI
23rd Nov 20258412 PMAQI
23rd Nov 2025781 PMAQI
23rd Nov 2025702 PMAQI
23rd Nov 2025663 PMAQI
23rd Nov 2025694 PMAQI
23rd Nov 2025765 PMAQI
23rd Nov 2025786 PMAQI
23rd Nov 2025797 PMAQI
23rd Nov 2025838 PMAQI
23rd Nov 2025979 PMAQI
23rd Nov 20259810 PMAQI
23rd Nov 20259711 PMAQI
24th Nov 20259812 AMAQI
24th Nov 20251031 AMAQI
24th Nov 20251122 AMAQI
24th Nov 20251183 AMAQI
24th Nov 20251204 AMAQI
24th Nov 20251205 AMAQI
24th Nov 20251226 AMAQI
10°C8/13°C
24th Nov 20251187 AMAQI
24th Nov 20251188 AMAQI
24th Nov 20251169 AMAQI
24th Nov 202511710 AMAQI
24th Nov 202511511 AMAQI
24th Nov 202511412 PMAQI
24th Nov 20251251 PMAQI
24th Nov 20251482 PMAQI
24th Nov 20251363 PMAQI
24th Nov 20251354 PMAQI
24th Nov 20251355 PMAQI
24th Nov 20251506 PMAQI
24th Nov 20251547 PMAQI
24th Nov 20251558 PMAQI
24th Nov 20251589 PMAQI
24th Nov 202515410 PMAQI
24th Nov 202516111 PMAQI
25th Nov 202516512 AMAQI
25th Nov 20251691 AMAQI
25th Nov 20251702 AMAQI
25th Nov 20251683 AMAQI
25th Nov 20251614 AMAQI
25th Nov 20251285 AMAQI
25th Nov 2025806 AMAQI
11°C10/15°C
25th Nov 20251667 AMAQI
25th Nov 20251648 AMAQI
25th Nov 20251639 AMAQI
25th Nov 202513810 AMAQI
25th Nov 20259911 AMAQI
25th Nov 20259712 PMAQI
25th Nov 2025981 PMAQI
25th Nov 2025992 PMAQI
25th Nov 20251403 PMAQI
25th Nov 20251524 PMAQI
25th Nov 20251485 PMAQI
25th Nov 20251386 PMAQI
25th Nov 20251457 PMAQI
25th Nov 20251538 PMAQI
25th Nov 20251519 PMAQI
25th Nov 202515210 PMAQI
25th Nov 202515411 PMAQI
26th Nov 202515512 AMAQI
26th Nov 20251571 AMAQI
26th Nov 20251582 AMAQI
26th Nov 20251603 AMAQI
26th Nov 20251604 AMAQI
26th Nov 20251595 AMAQI
26th Nov 20251596 AMAQI
8°C6/9°C
26th Nov 20251607 AMAQI
26th Nov 20251598 AMAQI
26th Nov 20251599 AMAQI
26th Nov 202515610 AMAQI
26th Nov 202515011 AMAQI
26th Nov 202513612 PMAQI
26th Nov 2025921 PMAQI
26th Nov 2025962 PMAQI
26th Nov 2025953 PMAQI
26th Nov 2025784 PMAQI
26th Nov 2025665 PMAQI
26th Nov 2025636 PMAQI
26th Nov 2025617 PMAQI
26th Nov 2025548 PMAQI
26th Nov 2025569 PMAQI
26th Nov 20256610 PMAQI
26th Nov 20259311 PMAQI
27th Nov 202513312 AMAQI
27th Nov 2025881 AMAQI
27th Nov 2025652 AMAQI
27th Nov 2025673 AMAQI
27th Nov 2025854 AMAQI
27th Nov 2025915 AMAQI
27th Nov 2025906 AMAQI
--°C/°C
7 AM
12 PM
5 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 9 AM
80AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
1 PM - 5 PM
74AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 9 AM (Avg. 80), while the lowest AQI was between 1 PM to 5 PM (Avg. 74).
Night time
Avg. Highest Time
10 PM - 11 PM
87AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
5 AM - 8 PM
79AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 87), while the lowest AQI was between 5 AM to 8 PM (Avg. 79).
2025 Days Vs Air Quality
Wonsi Dong, Ansan, Gyeonggi, South Korea
2025
23%
75
69%
228
8%
26
0.3%
1
Total number of days with different AQI categories in last 330 days in 2025 (35 days remaining)
Good
75 DaysModerate
228 DaysPoor
26 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 23%
Health Risk Level:
Very high
In 2025, 23% of 330 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Wonsi Dong, 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
73AQI
73AQI
2nd January 2025
54AQI
54AQI
3rd January 2025
57AQI
57AQI
4th January 2025
58AQI
58AQI
5th January 2025
67AQI
67AQI
6th January 2025
90AQI
90AQI
7th January 2025
53AQI
53AQI
8th January 2025
63AQI
63AQI
9th January 2025
42AQI
42AQI
10th January 2025
49AQI
49AQI
11th January 2025
57AQI
57AQI
12th January 2025
74AQI
74AQI
13th January 2025
88AQI
88AQI
14th January 2025
99AQI
99AQI
15th January 2025
53AQI
53AQI
16th January 2025
70AQI
70AQI
17th January 2025
69AQI
69AQI
18th January 2025
79AQI
79AQI
19th January 2025
81AQI
81AQI
20th January 2025
128AQI
128AQI
21st January 2025
132AQI
132AQI
22nd January 2025
149AQI
149AQI
23rd January 2025
136AQI
136AQI
24th January 2025
115AQI
115AQI
25th January 2025
78AQI
78AQI
26th January 2025
59AQI
59AQI
27th January 2025
66AQI
66AQI
28th January 2025
58AQI
58AQI
29th January 2025
60AQI
60AQI
30th January 2025
51AQI
51AQI
31st January 2025
71AQI
71AQI
1st February 2025
78AQI
78AQI
2nd February 2025
91AQI
91AQI
3rd February 2025
53AQI
53AQI
4th February 2025
54AQI
54AQI
5th February 2025
44AQI
44AQI
6th February 2025
53AQI
53AQI
7th February 2025
47AQI
47AQI
8th February 2025
42AQI
42AQI
9th February 2025
46AQI
46AQI
10th February 2025
54AQI
54AQI
11th February 2025
72AQI
72AQI
12th February 2025
82AQI
82AQI
13th February 2025
52AQI
52AQI
14th February 2025
88AQI
88AQI
15th February 2025
58AQI
58AQI
16th February 2025
113AQI
113AQI
17th February 2025
50AQI
50AQI
18th February 2025
63AQI
63AQI
19th February 2025
46AQI
46AQI
20th February 2025
58AQI
58AQI
21st February 2025
53AQI
53AQI
22nd February 2025
57AQI
57AQI
23rd February 2025
53AQI
53AQI
24th February 2025
55AQI
55AQI
25th February 2025
58AQI
58AQI
26th February 2025
72AQI
72AQI
27th February 2025
67AQI
67AQI
28th February 2025
97AQI
97AQI
1st March 2025
106AQI
106AQI
2nd March 2025
83AQI
83AQI
3rd March 2025
58AQI
58AQI
4th March 2025
48AQI
48AQI
5th March 2025
37AQI
37AQI
6th March 2025
87AQI
87AQI
7th March 2025
102AQI
102AQI
8th March 2025
97AQI
97AQI
9th March 2025
107AQI
107AQI
10th March 2025
128AQI
128AQI
11th March 2025
116AQI
116AQI
12th March 2025
111AQI
111AQI
13th March 2025
106AQI
106AQI
14th March 2025
87AQI
87AQI
15th March 2025
66AQI
66AQI
16th March 2025
81AQI
81AQI
17th March 2025
73AQI
73AQI
18th March 2025
81AQI
81AQI
19th March 2025
91AQI
91AQI
20th March 2025
98AQI
98AQI
21st March 2025
109AQI
109AQI
22nd March 2025
113AQI
113AQI
23rd March 2025
120AQI
120AQI
24th March 2025
121AQI
121AQI
25th March 2025
130AQI
130AQI
26th March 2025
102AQI
102AQI
27th March 2025
98AQI
98AQI
28th March 2025
65AQI
65AQI
29th March 2025
52AQI
52AQI
30th March 2025
49AQI
49AQI
31st March 2025
65AQI
65AQI
1st April 2025
82AQI
82AQI
2nd April 2025
90AQI
90AQI
3rd April 2025
93AQI
93AQI
4th April 2025
92AQI
92AQI
5th April 2025
74AQI
74AQI
6th April 2025
69AQI
69AQI
7th April 2025
81AQI
81AQI
8th April 2025
86AQI
86AQI
9th April 2025
84AQI
84AQI
10th April 2025
91AQI
91AQI
11th April 2025
103AQI
103AQI
12th April 2025
74AQI
74AQI
13th April 2025
67AQI
67AQI
14th April 2025
54AQI
54AQI
15th April 2025
62AQI
62AQI
16th April 2025
69AQI
69AQI
17th April 2025
77AQI
77AQI
18th April 2025
83AQI
83AQI
19th April 2025
52AQI
52AQI
20th April 2025
68AQI
68AQI
21st April 2025
59AQI
59AQI
22nd April 2025
49AQI
49AQI
23rd April 2025
37AQI
37AQI
24th April 2025
68AQI
68AQI
25th April 2025
66AQI
66AQI
26th April 2025
58AQI
58AQI
27th April 2025
44AQI
44AQI
28th April 2025
64AQI
64AQI
29th April 2025
80AQI
80AQI
30th April 2025
66AQI
66AQI
1st May 2025
69AQI
69AQI
2nd May 2025
54AQI
54AQI
3rd May 2025
51AQI
51AQI
4th May 2025
48AQI
48AQI
5th May 2025
56AQI
56AQI
6th May 2025
45AQI
45AQI
7th May 2025
58AQI
58AQI
8th May 2025
67AQI
67AQI
9th May 2025
56AQI
56AQI
10th May 2025
64AQI
64AQI
11th May 2025
74AQI
74AQI
12th May 2025
79AQI
79AQI
13th May 2025
84AQI
84AQI
14th May 2025
82AQI
82AQI
15th May 2025
69AQI
69AQI
16th May 2025
62AQI
62AQI
17th May 2025
53AQI
53AQI
18th May 2025
59AQI
59AQI
19th May 2025
66AQI
66AQI
20th May 2025
43AQI
43AQI
21st May 2025
54AQI
54AQI
22nd May 2025
51AQI
51AQI
23rd May 2025
73AQI
73AQI
24th May 2025
52AQI
52AQI
25th May 2025
53AQI
53AQI
26th May 2025
71AQI
71AQI
27th May 2025
86AQI
86AQI
28th May 2025
93AQI
93AQI
29th May 2025
87AQI
87AQI
30th May 2025
98AQI
98AQI
31st May 2025
97AQI
97AQI
1st June 2025
91AQI
91AQI
2nd June 2025
102AQI
102AQI
3rd June 2025
78AQI
78AQI
4th June 2025
64AQI
64AQI
5th June 2025
63AQI
63AQI
6th June 2025
62AQI
62AQI
7th June 2025
71AQI
71AQI
8th June 2025
59AQI
59AQI
9th June 2025
65AQI
65AQI
10th June 2025
52AQI
52AQI
11th June 2025
59AQI
59AQI
12th June 2025
68AQI
68AQI
13th June 2025
83AQI
83AQI
14th June 2025
72AQI
72AQI
15th June 2025
62AQI
62AQI
16th June 2025
70AQI
70AQI
17th June 2025
70AQI
70AQI
18th June 2025
71AQI
71AQI
19th June 2025
70AQI
70AQI
20th June 2025
60AQI
60AQI
21st June 2025
62AQI
62AQI
22nd June 2025
74AQI
74AQI
23rd June 2025
77AQI
77AQI
24th June 2025
68AQI
68AQI
25th June 2025
57AQI
57AQI
26th June 2025
61AQI
61AQI
27th June 2025
67AQI
67AQI
28th June 2025
67AQI
67AQI
29th June 2025
55AQI
55AQI
30th June 2025
53AQI
53AQI
1st July 2025
51AQI
51AQI
2nd July 2025
53AQI
53AQI
3rd July 2025
58AQI
58AQI
4th July 2025
56AQI
56AQI
5th July 2025
52AQI
52AQI
6th July 2025
54AQI
54AQI
7th July 2025
67AQI
67AQI
8th July 2025
76AQI
76AQI
9th July 2025
61AQI
61AQI
10th July 2025
56AQI
56AQI
11th July 2025
54AQI
54AQI
12th July 2025
53AQI
53AQI
13th July 2025
62AQI
62AQI
14th July 2025
59AQI
59AQI
15th July 2025
50AQI
50AQI
16th July 2025
57AQI
57AQI
17th July 2025
45AQI
45AQI
18th July 2025
47AQI
47AQI
19th July 2025
37AQI
37AQI
20th July 2025
44AQI
44AQI
21st July 2025
48AQI
48AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
52AQI
52AQI
24th July 2025
58AQI
58AQI
25th July 2025
71AQI
71AQI
26th July 2025
62AQI
62AQI
27th July 2025
54AQI
54AQI
28th July 2025
71AQI
71AQI
29th July 2025
74AQI
74AQI
30th July 2025
78AQI
78AQI
31st July 2025
69AQI
69AQI
1st August 2025
61AQI
61AQI
2nd August 2025
63AQI
63AQI
3rd August 2025
63AQI
63AQI
4th August 2025
53AQI
53AQI
5th August 2025
52AQI
52AQI
6th August 2025
51AQI
51AQI
7th August 2025
53AQI
53AQI
8th August 2025
60AQI
60AQI
9th August 2025
61AQI
61AQI
10th August 2025
58AQI
58AQI
11th August 2025
61AQI
61AQI
12th August 2025
53AQI
53AQI
13th August 2025
44AQI
44AQI
14th August 2025
45AQI
45AQI
15th August 2025
42AQI
42AQI
16th August 2025
41AQI
41AQI
17th August 2025
43AQI
43AQI
18th August 2025
52AQI
52AQI
19th August 2025
48AQI
48AQI
20th August 2025
50AQI
50AQI
21st August 2025
51AQI
51AQI
22nd August 2025
51AQI
51AQI
23rd August 2025
51AQI
51AQI
24th August 2025
53AQI
53AQI
25th August 2025
50AQI
50AQI
26th August 2025
45AQI
45AQI
27th August 2025
51AQI
51AQI
28th August 2025
53AQI
53AQI
29th August 2025
46AQI
46AQI
30th August 2025
44AQI
44AQI
31st August 2025
50AQI
50AQI
1st September 2025
42AQI
42AQI
2nd September 2025
49AQI
49AQI
3rd September 2025
52AQI
52AQI
4th September 2025
44AQI
44AQI
5th September 2025
44AQI
44AQI
6th September 2025
40AQI
40AQI
7th September 2025
42AQI
42AQI
8th September 2025
50AQI
50AQI
9th September 2025
53AQI
53AQI
10th September 2025
50AQI
50AQI
11th September 2025
51AQI
51AQI
12th September 2025
50AQI
50AQI
13th September 2025
42AQI
42AQI
14th September 2025
45AQI
45AQI
15th September 2025
51AQI
51AQI
16th September 2025
49AQI
49AQI
17th September 2025
39AQI
39AQI
18th September 2025
35AQI
35AQI
19th September 2025
34AQI
34AQI
20th September 2025
28AQI
28AQI
21st September 2025
25AQI
25AQI
22nd September 2025
30AQI
30AQI
23rd September 2025
31AQI
31AQI
24th September 2025
38AQI
38AQI
25th September 2025
51AQI
51AQI
26th September 2025
79AQI
79AQI
27th September 2025
72AQI
72AQI
28th September 2025
64AQI
64AQI
29th September 2025
65AQI
65AQI
30th September 2025
71AQI
71AQI
1st October 2025
85AQI
85AQI
2nd October 2025
78AQI
78AQI
3rd October 2025
78AQI
78AQI
4th October 2025
42AQI
42AQI
5th October 2025
45AQI
45AQI
6th October 2025
34AQI
34AQI
7th October 2025
27AQI
27AQI
8th October 2025
42AQI
42AQI
9th October 2025
55AQI
55AQI
10th October 2025
40AQI
40AQI
11th October 2025
37AQI
37AQI
12th October 2025
30AQI
30AQI
13th October 2025
29AQI
29AQI
14th October 2025
29AQI
29AQI
15th October 2025
37AQI
37AQI
16th October 2025
41AQI
41AQI
17th October 2025
40AQI
40AQI
18th October 2025
42AQI
42AQI
19th October 2025
53AQI
53AQI
20th October 2025
56AQI
56AQI
21st October 2025
58AQI
58AQI
22nd October 2025
56AQI
56AQI
23rd October 2025
33AQI
33AQI
24th October 2025
42AQI
42AQI
25th October 2025
54AQI
54AQI
26th October 2025
84AQI
84AQI
27th October 2025
58AQI
58AQI
28th October 2025
47AQI
47AQI
29th October 2025
67AQI
67AQI
30th October 2025
90AQI
90AQI
31st October 2025
102AQI
102AQI
1st November 2025
63AQI
63AQI
2nd November 2025
47AQI
47AQI
3rd November 2025
51AQI
51AQI
4th November 2025
80AQI
80AQI
5th November 2025
74AQI
74AQI
6th November 2025
106AQI
106AQI
7th November 2025
125AQI
125AQI
8th November 2025
84AQI
84AQI
9th November 2025
83AQI
83AQI
10th November 2025
42AQI
42AQI
11th November 2025
52AQI
52AQI
12th November 2025
75AQI
75AQI
13th November 2025
93AQI
93AQI
14th November 2025
74AQI
74AQI
15th November 2025
92AQI
92AQI
16th November 2025
98AQI
98AQI
17th November 2025
62AQI
62AQI
18th November 2025
53AQI
53AQI
19th November 2025
59AQI
59AQI
20th November 2025
80AQI
80AQI
21st November 2025
51AQI
51AQI
22nd November 2025
79AQI
79AQI
23rd November 2025
89AQI
89AQI
24th November 2025
125AQI
125AQI
25th November 2025
146AQI
146AQI
26th November 2025
152AQI
152AQI
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
77AQI
63AQI
90AQI
71AQI
66AQI
68AQI
57AQI
52AQI
47AQI
52AQI
82AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202566AQI
2
24
5
6
21
1
3
15
13
3
26
1
3
28
29
1
7
24
12
19
20
10
17
13
1
2
19
4
1
75
228
26
1
Highest AQI recorded in
March90AQI
Lowest AQI recorded in
September47AQI
202465AQI
7
12
9
3
8
11
9
1
5
20
5
1
2
24
4
9
21
1
10
20
21
9
1
9
22
22
7
15
15
1
7
23
6
25
121
209
30
5
Highest AQI recorded in
January84AQI
Lowest AQI recorded in
September44AQI
202376AQI
5
17
6
3
2
11
12
3
2
16
11
2
2
21
5
2
5
23
3
5
24
1
10
19
2
13
18
11
18
1
6
20
5
9
13
5
8
15
6
2
78
215
57
12
Highest AQI recorded in
February101AQI
Lowest AQI recorded in
August54AQI
202276AQI
17
9
4
12
6
4
4
15
12
5
17
7
6
23
2
17
13
4
17
1
14
11
3
12
13
6
5
15
9
1
6
20
5
74
173
59
9
Highest AQI recorded in
January106AQI
Lowest AQI recorded in
August27AQI
202173AQI
10
15
6
7
14
5
2
4
14
9
3
1
7
20
3
11
17
1
2
9
20
1
16
15
17
12
2
16
14
8
18
5
6
13
9
2
4
15
10
2
115
187
51
9
1
2
Highest AQI recorded in
March104AQI
Lowest AQI recorded in
September51AQI
202059AQI
1
10
2
8
12
1
7
11
8
22
18
11
2
21
10
22
8
14
14
3
11
12
7
9
15
6
1
119
125
21
1
Highest AQI recorded in
December78AQI
Lowest AQI recorded in
September41AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
76AQILeast Polluted Year Recorded
2020(Avg.)
59AQIWonsi Dong's annual 2025 AQI (66) shows an average percentage change of -4.8% (improved AQI) compared to previous years: 2020 (59), 2021 (73), 2022 (76), 2023 (76), 2024 (65).
