Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Yeonhui, Gimpo, 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

Yeonhui, Gimpo, Gyeonggi, South Korea

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
26th Aug 2024
87AQI
Lowest AQI recorded on
9th Aug 2026
12AQI

Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 37 of Good air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 16th Aug - 17th Aug 2026

Yeonhui, Gimpo, Gyeonggi, South Korea

AQI
Day
Night
.

5 AM16th Aug 2026

7 PM

4 AM17th Aug 2026

Day time
Avg. Highest Time
6AM16th Aug

51AQI

Avg. Lowest Time
5PM16th Aug

25AQI

Night time
Avg. Highest Time
8PM16th Aug

36AQI

Avg. Lowest Time
1AM17th Aug

25AQI

In the last 24 hours,

Yeonhui's AQI reached its highest point of 51 at 6 AM during the Day, while the lowest point, 25, was recorded at 1 AM during the Night between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Yeonhui, Gimpo, Gyeonggi, South Korea

JulAug
19th - 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 - 16th16th - 17th17th
Day
Night
19th Jul 2026275 AMAQI
19th Jul 2026316 AMAQI
19th Jul 2026367 AMAQI
19th Jul 2026428 AMAQI
19th Jul 2026519 AMAQI
19th Jul 20262910 AMAQI
19th Jul 20262511 AMAQI
19th Jul 20263212 PMAQI
19th Jul 2026441 PMAQI
19th Jul 2026442 PMAQI
19th Jul 2026443 PMAQI
19th Jul 2026564 PMAQI
19th Jul 2026665 PMAQI
19th Jul 2026656 PMAQI
19th Jul 2026487 PMAQI
19th Jul 2026468 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262710 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20264212 AMAQI
20th Jul 2026421 AMAQI
20th Jul 2026402 AMAQI
20th Jul 2026293 AMAQI
20th Jul 2026294 AMAQI

23°C23/24°C

20th Jul 2026255 AMAQI
20th Jul 2026426 AMAQI
20th Jul 2026467 AMAQI
20th Jul 2026468 AMAQI
20th Jul 2026469 AMAQI
20th Jul 20264610 AMAQI
20th Jul 20264911 AMAQI
20th Jul 20265212 PMAQI
20th Jul 2026491 PMAQI
20th Jul 2026382 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026274 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026258 PMAQI
20th Jul 2026219 PMAQI
20th Jul 20262510 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026402 AMAQI
21st Jul 2026423 AMAQI
21st Jul 2026364 AMAQI

24°C23/24°C

21st Jul 2026335 AMAQI
21st Jul 2026276 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026258 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20262311 AMAQI
21st Jul 2026251 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026253 PMAQI
21st Jul 2026214 PMAQI
21st Jul 2026215 PMAQI
21st Jul 2026236 PMAQI
21st Jul 2026847 PMAQI
21st Jul 2026278 PMAQI
21st Jul 2026219 PMAQI
21st Jul 20262110 PMAQI
21st Jul 20262711 PMAQI
22nd Jul 20262712 AMAQI
22nd Jul 2026251 AMAQI
22nd Jul 2026292 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026234 AMAQI

24°C24/25°C

22nd Jul 2026295 AMAQI
22nd Jul 2026316 AMAQI
22nd Jul 2026337 AMAQI
22nd Jul 2026298 AMAQI
22nd Jul 2026319 AMAQI
22nd Jul 20263610 AMAQI
22nd Jul 20263311 AMAQI
22nd Jul 20265412 PMAQI
22nd Jul 2026571 PMAQI
22nd Jul 2026502 PMAQI
22nd Jul 2026523 PMAQI
22nd Jul 2026504 PMAQI
22nd Jul 2026505 PMAQI
22nd Jul 2026566 PMAQI
22nd Jul 2026557 PMAQI
22nd Jul 2026558 PMAQI
22nd Jul 2026569 PMAQI
22nd Jul 20265610 PMAQI
22nd Jul 20265511 PMAQI
23rd Jul 20265112 AMAQI
23rd Jul 2026481 AMAQI
23rd Jul 2026512 AMAQI
23rd Jul 2026523 AMAQI
23rd Jul 2026504 AMAQI

25°C23/26°C

23rd Jul 2026535 AMAQI
23rd Jul 2026506 AMAQI
23rd Jul 2026527 AMAQI
23rd Jul 2026558 AMAQI
23rd Jul 2026539 AMAQI
23rd Jul 20265810 AMAQI
23rd Jul 20265811 AMAQI
23rd Jul 20266012 PMAQI
23rd Jul 2026641 PMAQI
23rd Jul 2026572 PMAQI
23rd Jul 2026583 PMAQI
23rd Jul 2026684 PMAQI
23rd Jul 2026725 PMAQI
23rd Jul 2026646 PMAQI
23rd Jul 2026657 PMAQI
23rd Jul 2026608 PMAQI
23rd Jul 2026609 PMAQI
23rd Jul 20266210 PMAQI
23rd Jul 20266411 PMAQI
24th Jul 20266212 AMAQI
24th Jul 2026591 AMAQI
24th Jul 2026602 AMAQI
24th Jul 2026523 AMAQI
24th Jul 2026524 AMAQI

25°C24/26°C

24th Jul 2026545 AMAQI
24th Jul 2026536 AMAQI
24th Jul 2026567 AMAQI
24th Jul 2026558 AMAQI
24th Jul 2026559 AMAQI
24th Jul 20265810 AMAQI
24th Jul 20266011 AMAQI
24th Jul 20265512 PMAQI
24th Jul 2026621 PMAQI
24th Jul 2026582 PMAQI
24th Jul 2026513 PMAQI
24th Jul 2026514 PMAQI
24th Jul 2026515 PMAQI
24th Jul 2026466 PMAQI
24th Jul 2026527 PMAQI
24th Jul 2026568 PMAQI
24th Jul 2026559 PMAQI
24th Jul 20265110 PMAQI
24th Jul 20264511 PMAQI
25th Jul 20263312 AMAQI
25th Jul 2026361 AMAQI
25th Jul 2026442 AMAQI
25th Jul 2026403 AMAQI
25th Jul 2026404 AMAQI

26°C24/28°C

25th Jul 2026425 AMAQI
25th Jul 2026426 AMAQI
25th Jul 2026387 AMAQI
25th Jul 2026408 AMAQI
25th Jul 2026389 AMAQI
25th Jul 20263810 AMAQI
25th Jul 20263811 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026401 PMAQI
25th Jul 2026362 PMAQI
25th Jul 2026363 PMAQI
25th Jul 2026364 PMAQI
25th Jul 2026335 PMAQI
25th Jul 2026336 PMAQI
25th Jul 2026387 PMAQI
25th Jul 2026408 PMAQI
25th Jul 2026319 PMAQI
25th Jul 20262910 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262712 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026233 AMAQI
26th Jul 2026274 AMAQI

26°C25/28°C

26th Jul 2026255 AMAQI
26th Jul 2026296 AMAQI
26th Jul 2026297 AMAQI
26th Jul 2026278 AMAQI
26th Jul 2026239 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262911 AMAQI
26th Jul 20262912 PMAQI
26th Jul 2026291 PMAQI
26th Jul 2026362 PMAQI
26th Jul 2026313 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026235 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026299 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262311 PMAQI
27th Jul 20262712 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026252 AMAQI
27th Jul 2026293 AMAQI
27th Jul 2026294 AMAQI

26°C24/28°C

27th Jul 2026255 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262111 AMAQI
27th Jul 20262112 PMAQI
27th Jul 2026211 PMAQI
27th Jul 2026212 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026214 PMAQI
27th Jul 2026295 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026237 PMAQI
27th Jul 2026238 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262511 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026232 AMAQI
28th Jul 2026233 AMAQI
28th Jul 2026254 AMAQI

26°C25/28°C

28th Jul 2026235 AMAQI
28th Jul 2026276 AMAQI
28th Jul 2026257 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026509 AMAQI
28th Jul 20265110 AMAQI
28th Jul 20263111 AMAQI
28th Jul 20264512 PMAQI
28th Jul 2026531 PMAQI
28th Jul 2026542 PMAQI
28th Jul 2026593 PMAQI
28th Jul 2026584 PMAQI
28th Jul 2026575 PMAQI
28th Jul 2026566 PMAQI
28th Jul 2026587 PMAQI
28th Jul 2026578 PMAQI
28th Jul 2026589 PMAQI
28th Jul 20265610 PMAQI
28th Jul 20265411 PMAQI
29th Jul 20264812 AMAQI
29th Jul 2026401 AMAQI
29th Jul 2026362 AMAQI
29th Jul 2026333 AMAQI
29th Jul 2026314 AMAQI

26°C25/28°C

29th Jul 2026315 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026237 AMAQI
29th Jul 2026238 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262110 AMAQI
29th Jul 20262111 AMAQI
29th Jul 20262112 PMAQI
29th Jul 2026211 PMAQI
29th Jul 2026232 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026216 PMAQI
29th Jul 2026257 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026239 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262311 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026233 AMAQI
30th Jul 2026234 AMAQI

26°C25/27°C

30th Jul 2026235 AMAQI
30th Jul 2026236 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026279 AMAQI
30th Jul 20262310 AMAQI
30th Jul 20261911 AMAQI
30th Jul 20262112 PMAQI
30th Jul 2026211 PMAQI
30th Jul 2026212 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026255 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026277 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026409 PMAQI
30th Jul 20262310 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262112 AMAQI
31st Jul 2026211 AMAQI
31st Jul 2026212 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI

26°C24/28°C

31st Jul 2026235 AMAQI
31st Jul 2026236 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262711 AMAQI
31st Jul 20262512 PMAQI
31st Jul 2026331 PMAQI
31st Jul 2026382 PMAQI
31st Jul 2026383 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026535 PMAQI
31st Jul 2026526 PMAQI
31st Jul 2026597 PMAQI
31st Jul 2026548 PMAQI
31st Jul 2026549 PMAQI
31st Jul 20266610 PMAQI
31st Jul 20266711 PMAQI
1st Aug 20267612 AMAQI
1st Aug 2026861 AMAQI
1st Aug 2026852 AMAQI
1st Aug 2026833 AMAQI
1st Aug 2026874 AMAQI

27°C25/28°C

1st Aug 2026925 AMAQI
1st Aug 2026986 AMAQI
1st Aug 2026927 AMAQI
1st Aug 20261088 AMAQI
1st Aug 20261059 AMAQI
1st Aug 20269010 AMAQI
1st Aug 20269411 AMAQI
1st Aug 20268612 PMAQI
1st Aug 2026781 PMAQI
1st Aug 2026762 PMAQI
1st Aug 2026663 PMAQI
1st Aug 2026744 PMAQI
1st Aug 2026745 PMAQI
1st Aug 2026866 PMAQI
1st Aug 2026807 PMAQI
1st Aug 2026808 PMAQI
1st Aug 2026809 PMAQI
1st Aug 20267510 PMAQI
1st Aug 20267211 PMAQI
2nd Aug 20267112 AMAQI
2nd Aug 2026641 AMAQI
2nd Aug 2026572 AMAQI
2nd Aug 2026653 AMAQI
2nd Aug 2026704 AMAQI

27°C26/28°C

2nd Aug 2026695 AMAQI
2nd Aug 2026566 AMAQI
2nd Aug 2026387 AMAQI
2nd Aug 2026338 AMAQI
2nd Aug 2026279 AMAQI
2nd Aug 20263410 AMAQI
2nd Aug 20264811 AMAQI
2nd Aug 20263812 PMAQI
2nd Aug 2026291 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026363 PMAQI
2nd Aug 2026384 PMAQI
2nd Aug 2026335 PMAQI
2nd Aug 2026296 PMAQI
2nd Aug 2026237 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026259 PMAQI
2nd Aug 20261610 PMAQI
2nd Aug 20261811 PMAQI
3rd Aug 20262112 AMAQI
3rd Aug 2026271 AMAQI
3rd Aug 2026342 AMAQI
3rd Aug 2026363 AMAQI
3rd Aug 2026274 AMAQI

27°C25/29°C

3rd Aug 2026275 AMAQI
3rd Aug 2026256 AMAQI
3rd Aug 2026297 AMAQI
3rd Aug 2026278 AMAQI
3rd Aug 2026299 AMAQI
3rd Aug 20262710 AMAQI
3rd Aug 20264011 AMAQI
3rd Aug 20266012 PMAQI
3rd Aug 2026571 PMAQI
3rd Aug 2026522 PMAQI
3rd Aug 2026513 PMAQI
3rd Aug 2026604 PMAQI
3rd Aug 2026765 PMAQI
3rd Aug 2026766 PMAQI
3rd Aug 2026797 PMAQI
3rd Aug 2026688 PMAQI
3rd Aug 2026609 PMAQI
3rd Aug 20266010 PMAQI
3rd Aug 20266411 PMAQI
4th Aug 20266012 AMAQI
4th Aug 2026571 AMAQI
4th Aug 2026602 AMAQI
4th Aug 2026643 AMAQI
4th Aug 2026624 AMAQI

28°C26/30°C

4th Aug 2026575 AMAQI
4th Aug 2026606 AMAQI
4th Aug 2026667 AMAQI
4th Aug 2026748 AMAQI
4th Aug 2026789 AMAQI
4th Aug 20267310 AMAQI
4th Aug 20267011 AMAQI
4th Aug 20266012 PMAQI
4th Aug 2026641 PMAQI
4th Aug 2026922 PMAQI
4th Aug 2026893 PMAQI
4th Aug 2026894 PMAQI
4th Aug 2026955 PMAQI
4th Aug 2026886 PMAQI
4th Aug 2026717 PMAQI
4th Aug 2026788 PMAQI
4th Aug 2026969 PMAQI
4th Aug 202611910 PMAQI
4th Aug 202612211 PMAQI
5th Aug 202610912 AMAQI
5th Aug 20261061 AMAQI
5th Aug 2026952 AMAQI
5th Aug 2026933 AMAQI
5th Aug 2026864 AMAQI

29°C27/31°C

5th Aug 2026765 AMAQI
5th Aug 2026656 AMAQI
5th Aug 2026627 AMAQI
5th Aug 2026608 AMAQI
5th Aug 2026559 AMAQI
5th Aug 20265210 AMAQI
5th Aug 20265311 AMAQI
5th Aug 20264212 PMAQI
5th Aug 2026331 PMAQI
5th Aug 2026622 PMAQI
5th Aug 2026673 PMAQI
5th Aug 2026784 PMAQI
5th Aug 2026755 PMAQI
5th Aug 2026726 PMAQI
5th Aug 2026667 PMAQI
5th Aug 2026698 PMAQI
5th Aug 2026629 PMAQI
5th Aug 20265510 PMAQI
5th Aug 20265511 PMAQI
6th Aug 20266012 AMAQI
6th Aug 2026551 AMAQI
6th Aug 2026742 AMAQI
6th Aug 2026743 AMAQI
6th Aug 2026784 AMAQI

28°C26/31°C

6th Aug 2026905 AMAQI
6th Aug 2026926 AMAQI
6th Aug 2026907 AMAQI
6th Aug 2026808 AMAQI
6th Aug 2026549 AMAQI
6th Aug 20265110 AMAQI
6th Aug 20265211 AMAQI
6th Aug 20265312 PMAQI
6th Aug 2026441 PMAQI
6th Aug 2026562 PMAQI
6th Aug 2026583 PMAQI
6th Aug 2026684 PMAQI
6th Aug 2026765 PMAQI
6th Aug 2026826 PMAQI
6th Aug 2026847 PMAQI
6th Aug 2026888 PMAQI
6th Aug 2026909 PMAQI
6th Aug 20269610 PMAQI
6th Aug 20269611 PMAQI
7th Aug 20268712 AMAQI
7th Aug 20261121 AMAQI
7th Aug 20261082 AMAQI
7th Aug 2026873 AMAQI
7th Aug 2026924 AMAQI

29°C27/31°C

7th Aug 2026925 AMAQI
7th Aug 2026926 AMAQI
7th Aug 2026927 AMAQI
7th Aug 20261068 AMAQI
7th Aug 20261069 AMAQI
7th Aug 202610310 AMAQI
7th Aug 202610611 AMAQI
7th Aug 202610212 PMAQI
7th Aug 2026841 PMAQI
7th Aug 2026642 PMAQI
7th Aug 2026783 PMAQI
7th Aug 2026874 PMAQI
7th Aug 2026785 PMAQI
7th Aug 2026566 PMAQI
7th Aug 2026667 PMAQI
7th Aug 2026708 PMAQI
7th Aug 2026669 PMAQI
7th Aug 20267210 PMAQI
7th Aug 20267411 PMAQI
8th Aug 20268712 AMAQI
8th Aug 2026871 AMAQI
8th Aug 2026892 AMAQI
8th Aug 2026843 AMAQI
8th Aug 2026744 AMAQI

30°C28/32°C

8th Aug 2026515 AMAQI
8th Aug 2026336 AMAQI
8th Aug 2026317 AMAQI
8th Aug 2026298 AMAQI
8th Aug 2026219 AMAQI
8th Aug 20261910 AMAQI
8th Aug 20261711 AMAQI
8th Aug 20261412 PMAQI
8th Aug 2026131 PMAQI
8th Aug 2026132 PMAQI
8th Aug 2026133 PMAQI
8th Aug 2026174 PMAQI
8th Aug 2026235 PMAQI
8th Aug 2026176 PMAQI
8th Aug 2026127 PMAQI
8th Aug 202688 PMAQI
8th Aug 2026189 PMAQI
8th Aug 20261810 PMAQI
8th Aug 20261211 PMAQI
9th Aug 20261212 AMAQI
9th Aug 2026121 AMAQI
9th Aug 2026102 AMAQI
9th Aug 2026123 AMAQI
9th Aug 2026164 AMAQI

29°C25/32°C

9th Aug 2026175 AMAQI
9th Aug 2026166 AMAQI
9th Aug 2026187 AMAQI
9th Aug 2026208 AMAQI
9th Aug 2026179 AMAQI
9th Aug 20261710 AMAQI
9th Aug 20261611 AMAQI
9th Aug 20261512 PMAQI
9th Aug 2026151 PMAQI
9th Aug 202682 PMAQI
9th Aug 202673 PMAQI
9th Aug 202664 PMAQI
9th Aug 202665 PMAQI
9th Aug 202676 PMAQI
9th Aug 202667 PMAQI
9th Aug 202688 PMAQI
9th Aug 2026109 PMAQI
9th Aug 2026810 PMAQI
9th Aug 2026811 PMAQI
10th Aug 2026612 AMAQI
10th Aug 202661 AMAQI
10th Aug 202662 AMAQI
10th Aug 202663 AMAQI
10th Aug 2026164 AMAQI

26°C23/31°C

10th Aug 2026125 AMAQI
10th Aug 2026126 AMAQI
10th Aug 2026217 AMAQI
10th Aug 2026368 AMAQI
10th Aug 2026519 AMAQI
10th Aug 20265110 AMAQI
10th Aug 20265311 AMAQI
10th Aug 20262112 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026342 PMAQI
10th Aug 2026283 PMAQI
10th Aug 2026214 PMAQI
10th Aug 2026255 PMAQI
10th Aug 2026276 PMAQI
10th Aug 2026257 PMAQI
10th Aug 2026238 PMAQI
10th Aug 2026239 PMAQI
10th Aug 20262510 PMAQI
10th Aug 20262511 PMAQI
11th Aug 20262512 AMAQI
11th Aug 2026291 AMAQI
11th Aug 2026232 AMAQI
11th Aug 2026253 AMAQI
11th Aug 2026254 AMAQI

27°C24/29°C

11th Aug 2026255 AMAQI
11th Aug 2026256 AMAQI
11th Aug 2026257 AMAQI
11th Aug 2026218 AMAQI
11th Aug 2026259 AMAQI
11th Aug 20263410 AMAQI
11th Aug 20263211 AMAQI
11th Aug 20262512 PMAQI
11th Aug 2026251 PMAQI
11th Aug 2026292 PMAQI
11th Aug 2026383 PMAQI
11th Aug 2026274 PMAQI
11th Aug 2026295 PMAQI
11th Aug 2026346 PMAQI
11th Aug 2026367 PMAQI
11th Aug 2026258 PMAQI
11th Aug 2026409 PMAQI
11th Aug 20263310 PMAQI
11th Aug 20263811 PMAQI
12th Aug 20266212 AMAQI
12th Aug 2026641 AMAQI
12th Aug 2026422 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026254 AMAQI

27°C25/30°C

12th Aug 2026255 AMAQI
12th Aug 2026256 AMAQI
12th Aug 2026257 AMAQI
12th Aug 2026258 AMAQI
12th Aug 2026219 AMAQI
12th Aug 20262610 AMAQI
12th Aug 20264011 AMAQI
12th Aug 20262112 PMAQI
12th Aug 2026231 PMAQI
12th Aug 2026522 PMAQI
12th Aug 2026523 PMAQI
12th Aug 2026594 PMAQI
12th Aug 2026495 PMAQI
12th Aug 2026546 PMAQI
12th Aug 2026677 PMAQI
12th Aug 2026648 PMAQI
12th Aug 2026459 PMAQI
12th Aug 20263610 PMAQI
12th Aug 20262711 PMAQI
13th Aug 20263812 AMAQI
13th Aug 2026421 AMAQI
13th Aug 2026402 AMAQI
13th Aug 2026233 AMAQI
13th Aug 2026254 AMAQI

26°C22/30°C

13th Aug 2026255 AMAQI
13th Aug 2026276 AMAQI
13th Aug 2026277 AMAQI
13th Aug 2026268 AMAQI
13th Aug 2026449 AMAQI
13th Aug 20263610 AMAQI
13th Aug 20263411 AMAQI
13th Aug 20263712 PMAQI
13th Aug 2026301 PMAQI
13th Aug 2026212 PMAQI
13th Aug 2026213 PMAQI
13th Aug 2026334 PMAQI
13th Aug 2026405 PMAQI
13th Aug 2026426 PMAQI
13th Aug 2026387 PMAQI
13th Aug 2026298 PMAQI
13th Aug 2026239 PMAQI
13th Aug 20262510 PMAQI
13th Aug 20262111 PMAQI
14th Aug 20262312 AMAQI
14th Aug 2026421 AMAQI
14th Aug 2026362 AMAQI
14th Aug 2026253 AMAQI
14th Aug 2026254 AMAQI

26°C23/30°C

14th Aug 2026255 AMAQI
14th Aug 2026216 AMAQI
14th Aug 2026257 AMAQI
14th Aug 2026258 AMAQI
14th Aug 2026249 AMAQI
14th Aug 20263810 AMAQI
14th Aug 20263111 AMAQI
14th Aug 20262912 PMAQI
14th Aug 2026271 PMAQI
14th Aug 2026242 PMAQI
14th Aug 2026293 PMAQI
14th Aug 2026294 PMAQI
14th Aug 2026275 PMAQI
14th Aug 2026276 PMAQI
14th Aug 2026237 PMAQI
14th Aug 2026258 PMAQI
14th Aug 2026339 PMAQI
14th Aug 20262310 PMAQI
14th Aug 20262911 PMAQI
15th Aug 20262712 AMAQI
15th Aug 2026211 AMAQI
15th Aug 2026302 AMAQI
15th Aug 2026383 AMAQI
15th Aug 2026294 AMAQI

26°C25/28°C

15th Aug 2026255 AMAQI
15th Aug 2026236 AMAQI
15th Aug 2026237 AMAQI
15th Aug 2026258 AMAQI
15th Aug 2026259 AMAQI
15th Aug 20262510 AMAQI
15th Aug 20262311 AMAQI
15th Aug 20262912 PMAQI
15th Aug 2026401 PMAQI
15th Aug 2026422 PMAQI
15th Aug 2026513 PMAQI
15th Aug 2026534 PMAQI
15th Aug 2026635 PMAQI
15th Aug 2026466 PMAQI
15th Aug 2026497 PMAQI
15th Aug 2026508 PMAQI
15th Aug 2026499 PMAQI
15th Aug 20265310 PMAQI
15th Aug 20264611 PMAQI
16th Aug 20264212 AMAQI
16th Aug 2026401 AMAQI
16th Aug 2026482 AMAQI
16th Aug 2026523 AMAQI
16th Aug 2026524 AMAQI

26°C25/26°C

16th Aug 2026505 AMAQI
16th Aug 2026516 AMAQI
16th Aug 2026387 AMAQI
16th Aug 2026338 AMAQI
16th Aug 2026299 AMAQI
16th Aug 20262910 AMAQI
16th Aug 20263611 AMAQI
16th Aug 20263112 PMAQI
16th Aug 2026381 PMAQI
16th Aug 2026362 PMAQI
16th Aug 2026293 PMAQI
16th Aug 2026294 PMAQI
16th Aug 2026255 PMAQI
16th Aug 2026276 PMAQI
16th Aug 2026337 PMAQI
16th Aug 2026368 PMAQI
16th Aug 2026339 PMAQI
16th Aug 20263610 PMAQI
16th Aug 20263111 PMAQI
17th Aug 20263112 AMAQI
17th Aug 2026251 AMAQI
17th Aug 2026272 AMAQI
17th Aug 2026293 AMAQI
17th Aug 2026274 AMAQI

25°C23/27°C

17th Aug 2026315 AMAQI
5 AM
17th Aug 2026276 AMAQI
17th Aug 2026217 AMAQI
17th Aug 2026258 AMAQI
17th Aug 2026259 AMAQI
17th Aug 20262510 AMAQI
17th Aug 20262511 AMAQI
17th Aug 20262512 PMAQI
12 PM
17th Aug 2026271 PMAQI
17th Aug 2026232 PMAQI
17th Aug 2026293 PMAQI
17th Aug 2026274 PMAQI
17th Aug 2026215 PMAQI
17th Aug 2026276 PMAQI
17th Aug 2026337 PMAQI
7 PM
17th Aug 2026428 PMAQI
17th Aug 2026499 PMAQI
17th Aug 20265310 PMAQI
17th Aug 20265011 PMAQI
12 AM
4 AM

13°C13/13°C

Day time
Avg. Highest Time
7 PM

46AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 1 PM

40AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 PM to 7 PM (Avg. 46), while the lowest AQI was between 5 AM to 1 PM (Avg. 40).
Night time
Avg. Highest Time
12 AM - 2 AM

44AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM - 4 AM

41AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 44), while the lowest AQI was between 3 AM to 4 AM (Avg. 41).

2026 Days Vs Air Quality

Yeonhui, Gimpo, Gyeonggi, South Korea

2026

50%

113

40%

91

9%

21

Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)

Good
113 Days
Moderate
91 Days
Poor
21 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 50%

Health Risk Level:

Considerable

In 2026, 50% of 229 days were within WHO’s safe air quality limits, and 50% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Yeonhui, Gimpo, Gyeonggi, South Korea

AQI levels in 2026

AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
31AQI (US)
2nd January 2026
43AQI (US)
3rd January 2026
58AQI (US)
4th January 2026
78AQI (US)
5th January 2026
61AQI (US)
6th January 2026
53AQI (US)
7th January 2026
66AQI (US)
8th January 2026
28AQI (US)
9th January 2026
42AQI (US)
10th January 2026
68AQI (US)
11th January 2026
30AQI (US)
12th January 2026
46AQI (US)
13th January 2026
45AQI (US)
14th January 2026
44AQI (US)
15th January 2026
91AQI (US)
16th January 2026
131AQI (US)
17th January 2026
118AQI (US)
18th January 2026
81AQI (US)
19th January 2026
67AQI (US)
20th January 2026
36AQI (US)
21st January 2026
41AQI (US)
22nd January 2026
39AQI (US)
23rd January 2026
53AQI (US)
24th January 2026
46AQI (US)
25th January 2026
28AQI (US)
26th January 2026
54AQI (US)
27th January 2026
58AQI (US)
28th January 2026
37AQI (US)
29th January 2026
46AQI (US)
30th January 2026
59AQI (US)
31st January 2026
59AQI (US)
1st February 2026
63AQI (US)
2nd February 2026
68AQI (US)
3rd February 2026
53AQI (US)
4th February 2026
109AQI (US)
5th February 2026
118AQI (US)
6th February 2026
66AQI (US)
7th February 2026
34AQI (US)
8th February 2026
44AQI (US)
9th February 2026
55AQI (US)
10th February 2026
90AQI (US)
11th February 2026
120AQI (US)
12th February 2026
92AQI (US)
13th February 2026
134AQI (US)
14th February 2026
144AQI (US)
15th February 2026
101AQI (US)
16th February 2026
39AQI (US)
17th February 2026
39AQI (US)
18th February 2026
60AQI (US)
19th February 2026
41AQI (US)
20th February 2026
70AQI (US)
21st February 2026
98AQI (US)
22nd February 2026
46AQI (US)
23rd February 2026
26AQI (US)
24th February 2026
36AQI (US)
25th February 2026
65AQI (US)
26th February 2026
47AQI (US)
27th February 2026
31AQI (US)
28th February 2026
32AQI (US)
1st March 2026
44AQI (US)
2nd March 2026
14AQI (US)
3rd March 2026
19AQI (US)
4th March 2026
48AQI (US)
5th March 2026
93AQI (US)
6th March 2026
81AQI (US)
7th March 2026
52AQI (US)
8th March 2026
56AQI (US)
9th March 2026
107AQI (US)
10th March 2026
79AQI (US)
11th March 2026
78AQI (US)
12th March 2026
109AQI (US)
13th March 2026
47AQI (US)
14th March 2026
54AQI (US)
15th March 2026
94AQI (US)
16th March 2026
140AQI (US)
17th March 2026
142AQI (US)
18th March 2026
104AQI (US)
19th March 2026
39AQI (US)
20th March 2026
54AQI (US)
21st March 2026
101AQI (US)
22nd March 2026
84AQI (US)
23rd March 2026
102AQI (US)
24th March 2026
97AQI (US)
25th March 2026
77AQI (US)
26th March 2026
81AQI (US)
27th March 2026
116AQI (US)
28th March 2026
111AQI (US)
29th March 2026
112AQI (US)
30th March 2026
82AQI (US)
31st March 2026
61AQI (US)
1st April 2026
58AQI (US)
2nd April 2026
85AQI (US)
3rd April 2026
122AQI (US)
4th April 2026
55AQI (US)
5th April 2026
78AQI (US)
6th April 2026
48AQI (US)
7th April 2026
26AQI (US)
8th April 2026
51AQI (US)
9th April 2026
34AQI (US)
10th April 2026
37AQI (US)
11th April 2026
65AQI (US)
12th April 2026
67AQI (US)
13th April 2026
53AQI (US)
14th April 2026
79AQI (US)
15th April 2026
108AQI (US)
16th April 2026
48AQI (US)
17th April 2026
18th April 2026
40AQI (US)
19th April 2026
65AQI (US)
20th April 2026
52AQI (US)
21st April 2026
70AQI (US)
22nd April 2026
23rd April 2026
55AQI (US)
24th April 2026
51AQI (US)
25th April 2026
62AQI (US)
26th April 2026
44AQI (US)
27th April 2026
48AQI (US)
28th April 2026
32AQI (US)
29th April 2026
35AQI (US)
30th April 2026
51AQI (US)
1st May 2026
41AQI (US)
2nd May 2026
112AQI (US)
3rd May 2026
47AQI (US)
4th May 2026
23AQI (US)
5th May 2026
45AQI (US)
6th May 2026
36AQI (US)
7th May 2026
34AQI (US)
8th May 2026
35AQI (US)
9th May 2026
10th May 2026
34AQI (US)
11th May 2026
34AQI (US)
12th May 2026
40AQI (US)
13th May 2026
29AQI (US)
14th May 2026
46AQI (US)
15th May 2026
65AQI (US)
16th May 2026
77AQI (US)
17th May 2026
65AQI (US)
18th May 2026
55AQI (US)
19th May 2026
53AQI (US)
20th May 2026
64AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
79AQI (US)
23rd May 2026
71AQI (US)
24th May 2026
70AQI (US)
25th May 2026
65AQI (US)
26th May 2026
48AQI (US)
27th May 2026
43AQI (US)
28th May 2026
22AQI (US)
29th May 2026
65AQI (US)
30th May 2026
62AQI (US)
31st May 2026
51AQI (US)
1st June 2026
50AQI (US)
2nd June 2026
60AQI (US)
3rd June 2026
62AQI (US)
4th June 2026
48AQI (US)
5th June 2026
17AQI (US)
6th June 2026
34AQI (US)
7th June 2026
28AQI (US)
8th June 2026
31AQI (US)
9th June 2026
25AQI (US)
10th June 2026
43AQI (US)
11th June 2026
51AQI (US)
12th June 2026
51AQI (US)
13th June 2026
57AQI (US)
14th June 2026
35AQI (US)
15th June 2026
49AQI (US)
16th June 2026
81AQI (US)
17th June 2026
82AQI (US)
18th June 2026
51AQI (US)
19th June 2026
56AQI (US)
20th June 2026
19AQI (US)
21st June 2026
13AQI (US)
22nd June 2026
34AQI (US)
23rd June 2026
41AQI (US)
24th June 2026
17AQI (US)
25th June 2026
26AQI (US)
26th June 2026
34AQI (US)
27th June 2026
58AQI (US)
28th June 2026
48AQI (US)
29th June 2026
48AQI (US)
30th June 2026
33AQI (US)
1st July 2026
57AQI (US)
2nd July 2026
50AQI (US)
3rd July 2026
38AQI (US)
4th July 2026
50AQI (US)
5th July 2026
46AQI (US)
6th July 2026
52AQI (US)
7th July 2026
40AQI (US)
8th July 2026
23AQI (US)
9th July 2026
29AQI (US)
10th July 2026
38AQI (US)
11th July 2026
30AQI (US)
12th July 2026
37AQI (US)
13th July 2026
38AQI (US)
14th July 2026
29AQI (US)
15th July 2026
36AQI (US)
16th July 2026
59AQI (US)
17th July 2026
62AQI (US)
18th July 2026
38AQI (US)
19th July 2026
38AQI (US)
20th July 2026
35AQI (US)
21st July 2026
30AQI (US)
22nd July 2026
42AQI (US)
23rd July 2026
58AQI (US)
24th July 2026
55AQI (US)
25th July 2026
37AQI (US)
26th July 2026
27AQI (US)
27th July 2026
25AQI (US)
28th July 2026
42AQI (US)
29th July 2026
26AQI (US)
30th July 2026
25AQI (US)
31st July 2026
37AQI (US)
1st August 2026
84AQI (US)
2nd August 2026
40AQI (US)
3rd August 2026
46AQI (US)
4th August 2026
77AQI (US)
5th August 2026
69AQI (US)
6th August 2026
73AQI (US)
7th August 2026
87AQI (US)
8th August 2026
33AQI (US)
9th August 2026
12AQI (US)
10th August 2026
24AQI (US)
11th August 2026
29AQI (US)
12th August 2026
40AQI (US)
13th August 2026
31AQI (US)
14th August 2026
28AQI (US)
15th August 2026
37AQI (US)
16th August 2026
37AQI (US)
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

56AQI (US)

69AQI (US)

80AQI (US)

58AQI (US)

53AQI (US)

43AQI (US)

40AQI (US)

47AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202656AQI (US)

15
14
2
11
11
6
6
15
10
10
16
2
15
14
1
20
10
25
6
11
5
113
91
21

Highest AQI (US) recorded in

March

80AQI (US)

Lowest AQI (US) recorded in

July

40AQI (US)

202562AQI (US)

1
25
5
6
21
1
2
20
9
5
25
9
22
1
29
9
22
22
9
22
8
18
13
8
19
3
8
21
2
111
234
20

Highest AQI (US) recorded in

March

87AQI (US)

Lowest AQI (US) recorded in

September

44AQI (US)

202460AQI (US)

12
13
6
10
13
5
1
5
23
1
2
4
24
2
15
15
1
8
21
1
17
13
1
8
23
23
7
16
15
9
20
1
7
24
134
211
18
3

Highest AQI (US) recorded in

January

74AQI (US)

Lowest AQI (US) recorded in

September

42AQI (US)

202363AQI (US)

11
14
4
1
2
20
6
1
20
8
2
3
23
3
1
4
23
4
3
27
17
13
1
22
9
25
5
23
8
13
15
1
10
19
2
134
196
29
4

Highest AQI (US) recorded in

February

90AQI (US)

Lowest AQI (US) recorded in

September

38AQI (US)

202267AQI (US)

1
22
5
2
2
15
4
5
20
6
4
19
7
8
21
2
11
18
1
4
18
2
1
19
7
2
18
12
1
9
16
4
1
7
24
89
192
34
2
1

Highest AQI (US) recorded in

January

83AQI (US)

Lowest AQI (US) recorded in

August

30AQI (US)

202174AQI (US)

4
21
5
20
6
2
3
16
8
3
1
2
25
3
3
22
4
2
17
13
7
23
1
14
17
23
7
13
18
9
17
2
2
8
17
6
86
220
48
7
3

Highest AQI (US) recorded in

March

102AQI (US)

Lowest AQI (US) recorded in

September

44AQI (US)

202054AQI (US)

6
7
5
16
9
9
10
20
22
8
1
18
11
24
4
24
7
15
13
2
21
9
1
133
116
12
1

Highest AQI (US) recorded in

December

86AQI (US)

Lowest AQI (US) recorded in

September

39AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
74AQI (US)
Least Polluted Year Recorded
2020(Avg.)
54AQI (US)

Yeonhui's annual 2026 AQI (US) (56) shows an average percentage change of -10.7% (improved AQI (US)) compared to previous years: 2020 (54), 2021 (74), 2022 (67), 2023 (63), 2024 (60), 2025 (62).