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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Seo Myeon, Boryeong, 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+

August Air Quality Analysis

Seo Myeon, Boryeong, Chungnam, South Korea

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
27th Aug 2024
73AQI
Lowest AQI recorded on
9th Aug 2026
16AQI

Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 47 of Good air quality, showing improvement over 2024 and 2023 on the same day.

Day & Night AQI Trend: 15th Aug - 16th Aug 2026

Seo Myeon, Boryeong, Chungnam, South Korea

AQI
Day
Night
.

5 AM15th Aug 2026

7 PM

4 AM16th Aug 2026

Day time
Avg. Highest Time
7AM15th Aug

56AQI

Avg. Lowest Time
6PM15th Aug

36AQI

Night time
Avg. Highest Time
9PM15th Aug

36AQI

Avg. Lowest Time
4AM16th Aug

27AQI

In the last 24 hours,

Seo Myeon's AQI reached its highest point of 56 at 7 AM during the Day, while the lowest point, 27, was recorded at 4 AM during the Night between 15th Aug and 16th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Seo Myeon, Boryeong, Chungnam, South Korea

JulAug
18th - 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 - 16th16th
Day
Night
18th Jul 2026405 AMAQI
18th Jul 2026486 AMAQI
18th Jul 2026517 AMAQI
18th Jul 2026518 AMAQI
18th Jul 2026509 AMAQI
18th Jul 20264610 AMAQI
18th Jul 20265111 AMAQI
18th Jul 20265012 PMAQI
18th Jul 2026491 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026463 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026425 PMAQI
18th Jul 2026296 PMAQI
18th Jul 2026297 PMAQI
18th Jul 2026318 PMAQI
18th Jul 2026239 PMAQI
18th Jul 20262310 PMAQI
18th Jul 20262111 PMAQI
19th Jul 20262112 AMAQI
19th Jul 2026211 AMAQI
19th Jul 2026212 AMAQI
19th Jul 2026233 AMAQI
19th Jul 2026254 AMAQI

25°C24/26°C

19th Jul 2026255 AMAQI
19th Jul 2026256 AMAQI
19th Jul 2026257 AMAQI
19th Jul 2026298 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262510 AMAQI
19th Jul 20262911 AMAQI
19th Jul 20262912 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026212 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026234 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026236 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026219 PMAQI
19th Jul 20262110 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026333 AMAQI
20th Jul 2026334 AMAQI

24°C23/26°C

20th Jul 2026215 AMAQI
20th Jul 2026216 AMAQI
20th Jul 2026237 AMAQI
20th Jul 2026218 AMAQI
20th Jul 2026219 AMAQI
20th Jul 20262110 AMAQI
20th Jul 20262111 AMAQI
20th Jul 20262112 PMAQI
20th Jul 2026271 PMAQI
20th Jul 2026332 PMAQI
20th Jul 2026383 PMAQI
20th Jul 2026404 PMAQI
20th Jul 2026485 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026527 PMAQI
20th Jul 2026468 PMAQI
20th Jul 2026429 PMAQI
20th Jul 20264610 PMAQI
20th Jul 20263311 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026291 AMAQI
21st Jul 2026272 AMAQI
21st Jul 2026293 AMAQI
21st Jul 2026254 AMAQI

25°C22/28°C

21st Jul 2026235 AMAQI
21st Jul 2026236 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026238 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262910 AMAQI
21st Jul 20263211 AMAQI
21st Jul 2026251 PMAQI
21st Jul 2026382 PMAQI
21st Jul 2026443 PMAQI
21st Jul 2026404 PMAQI
21st Jul 2026425 PMAQI
21st Jul 2026426 PMAQI
21st Jul 2026847 PMAQI
21st Jul 2026488 PMAQI
21st Jul 2026429 PMAQI
21st Jul 20264410 PMAQI
21st Jul 20264811 PMAQI
22nd Jul 20265412 AMAQI
22nd Jul 2026571 AMAQI
22nd Jul 2026552 AMAQI
22nd Jul 2026523 AMAQI
22nd Jul 2026464 AMAQI

25°C24/27°C

22nd Jul 2026405 AMAQI
22nd Jul 2026556 AMAQI
22nd Jul 2026537 AMAQI
22nd Jul 2026518 AMAQI
22nd Jul 2026509 AMAQI
22nd Jul 20264410 AMAQI
22nd Jul 20264811 AMAQI
22nd Jul 20264812 PMAQI
22nd Jul 2026421 PMAQI
22nd Jul 2026342 PMAQI
22nd Jul 2026343 PMAQI
22nd Jul 2026314 PMAQI
22nd Jul 2026295 PMAQI
22nd Jul 2026366 PMAQI
22nd Jul 2026367 PMAQI
22nd Jul 2026318 PMAQI
22nd Jul 2026299 PMAQI
22nd Jul 20263610 PMAQI
22nd Jul 20263111 PMAQI
23rd Jul 20263112 AMAQI
23rd Jul 2026311 AMAQI
23rd Jul 2026312 AMAQI
23rd Jul 2026293 AMAQI
23rd Jul 2026314 AMAQI

26°C24/28°C

23rd Jul 2026315 AMAQI
23rd Jul 2026276 AMAQI
23rd Jul 2026317 AMAQI
23rd Jul 2026298 AMAQI
23rd Jul 2026339 AMAQI
23rd Jul 20262910 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20263812 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026422 PMAQI
23rd Jul 2026423 PMAQI
23rd Jul 2026404 PMAQI
23rd Jul 2026485 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026467 PMAQI
23rd Jul 2026448 PMAQI
23rd Jul 2026399 PMAQI
23rd Jul 20262910 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20263612 AMAQI
24th Jul 2026311 AMAQI
24th Jul 2026402 AMAQI
24th Jul 2026423 AMAQI
24th Jul 2026294 AMAQI

26°C24/28°C

24th Jul 2026345 AMAQI
24th Jul 2026536 AMAQI
24th Jul 2026477 AMAQI
24th Jul 2026408 AMAQI
24th Jul 2026369 AMAQI
24th Jul 20263610 AMAQI
24th Jul 20264411 AMAQI
24th Jul 20265012 PMAQI
24th Jul 2026211 PMAQI
24th Jul 2026212 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026275 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026218 PMAQI
24th Jul 2026299 PMAQI
24th Jul 20262310 PMAQI
24th Jul 20262911 PMAQI
25th Jul 20262912 AMAQI
25th Jul 2026291 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026214 AMAQI

26°C24/30°C

25th Jul 2026235 AMAQI
25th Jul 2026236 AMAQI
25th Jul 2026277 AMAQI
25th Jul 2026278 AMAQI
25th Jul 2026279 AMAQI
25th Jul 20262510 AMAQI
25th Jul 20262511 AMAQI
25th Jul 20262312 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026232 PMAQI
25th Jul 2026363 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026316 PMAQI
25th Jul 2026237 PMAQI
25th Jul 2026278 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20262312 AMAQI
26th Jul 2026211 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026234 AMAQI

26°C24/29°C

26th Jul 2026255 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026297 AMAQI
26th Jul 2026278 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262311 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026301 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026313 PMAQI
26th Jul 2026274 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20262910 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20262712 AMAQI
27th Jul 2026271 AMAQI
27th Jul 2026272 AMAQI
27th Jul 2026313 AMAQI
27th Jul 2026344 AMAQI

27°C24/30°C

27th Jul 2026275 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026298 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20262511 AMAQI
27th Jul 20262712 PMAQI
27th Jul 2026271 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026253 PMAQI
27th Jul 2026234 PMAQI
27th Jul 2026235 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026259 PMAQI
27th Jul 20262310 PMAQI
27th Jul 20262111 PMAQI
28th Jul 20262512 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026272 AMAQI
28th Jul 2026213 AMAQI
28th Jul 2026274 AMAQI

27°C25/30°C

28th Jul 2026275 AMAQI
28th Jul 2026276 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026298 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20262910 AMAQI
28th Jul 20263011 AMAQI
28th Jul 20263212 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026232 PMAQI
28th Jul 2026213 PMAQI
28th Jul 2026214 PMAQI
28th Jul 2026385 PMAQI
28th Jul 2026316 PMAQI
28th Jul 2026287 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026269 PMAQI
28th Jul 20262610 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026261 AMAQI
29th Jul 2026242 AMAQI
29th Jul 2026283 AMAQI
29th Jul 2026314 AMAQI

27°C25/30°C

29th Jul 2026315 AMAQI
29th Jul 2026296 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026288 AMAQI
29th Jul 2026249 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262711 AMAQI
29th Jul 20262212 PMAQI
29th Jul 2026271 PMAQI
29th Jul 2026222 PMAQI
29th Jul 2026223 PMAQI
29th Jul 2026264 PMAQI
29th Jul 2026275 PMAQI
29th Jul 2026236 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026219 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026212 AMAQI
30th Jul 2026213 AMAQI
30th Jul 2026214 AMAQI

27°C25/29°C

30th Jul 2026215 AMAQI
30th Jul 2026216 AMAQI
30th Jul 2026257 AMAQI
30th Jul 2026258 AMAQI
30th Jul 2026339 AMAQI
30th Jul 20263110 AMAQI
30th Jul 20262911 AMAQI
30th Jul 20262312 PMAQI
30th Jul 2026251 PMAQI
30th Jul 2026232 PMAQI
30th Jul 2026233 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026235 PMAQI
30th Jul 2026216 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262911 PMAQI
31st Jul 20262912 AMAQI
31st Jul 2026271 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026254 AMAQI

26°C23/29°C

31st Jul 2026275 AMAQI
31st Jul 2026276 AMAQI
31st Jul 2026297 AMAQI
31st Jul 2026218 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20262510 AMAQI
31st Jul 20262311 AMAQI
31st Jul 20262312 PMAQI
31st Jul 2026251 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026253 PMAQI
31st Jul 2026274 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026276 PMAQI
31st Jul 2026277 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026259 PMAQI
31st Jul 20262510 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20263112 AMAQI
1st Aug 2026561 AMAQI
1st Aug 2026552 AMAQI
1st Aug 2026573 AMAQI
1st Aug 2026584 AMAQI

27°C23/30°C

1st Aug 2026635 AMAQI
1st Aug 2026576 AMAQI
1st Aug 2026627 AMAQI
1st Aug 2026608 AMAQI
1st Aug 2026599 AMAQI
1st Aug 20266410 AMAQI
1st Aug 20265611 AMAQI
1st Aug 20265312 PMAQI
1st Aug 2026501 PMAQI
1st Aug 2026602 PMAQI
1st Aug 2026673 PMAQI
1st Aug 2026584 PMAQI
1st Aug 2026495 PMAQI
1st Aug 2026446 PMAQI
1st Aug 2026377 PMAQI
1st Aug 2026188 PMAQI
1st Aug 2026179 PMAQI
1st Aug 20261710 PMAQI
1st Aug 20262711 PMAQI
2nd Aug 20262912 AMAQI
2nd Aug 2026291 AMAQI
2nd Aug 2026172 AMAQI
2nd Aug 2026173 AMAQI
2nd Aug 2026294 AMAQI

28°C25/30°C

2nd Aug 2026275 AMAQI
2nd Aug 2026316 AMAQI
2nd Aug 2026337 AMAQI
2nd Aug 2026368 AMAQI
2nd Aug 2026369 AMAQI
2nd Aug 20263610 AMAQI
2nd Aug 20263311 AMAQI
2nd Aug 20263112 PMAQI
2nd Aug 2026251 PMAQI
2nd Aug 2026292 PMAQI
2nd Aug 2026293 PMAQI
2nd Aug 2026274 PMAQI
2nd Aug 2026295 PMAQI
2nd Aug 2026276 PMAQI
2nd Aug 2026297 PMAQI
2nd Aug 2026278 PMAQI
2nd Aug 2026259 PMAQI
2nd Aug 20262510 PMAQI
2nd Aug 20262311 PMAQI
3rd Aug 20262512 AMAQI
3rd Aug 2026271 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026293 AMAQI
3rd Aug 2026314 AMAQI

28°C25/32°C

3rd Aug 2026335 AMAQI
3rd Aug 2026316 AMAQI
3rd Aug 2026337 AMAQI
3rd Aug 2026448 AMAQI
3rd Aug 2026449 AMAQI
3rd Aug 20264610 AMAQI
3rd Aug 20265211 AMAQI
3rd Aug 20266012 PMAQI
3rd Aug 2026651 PMAQI
3rd Aug 2026642 PMAQI
3rd Aug 2026663 PMAQI
3rd Aug 2026654 PMAQI
3rd Aug 2026625 PMAQI
3rd Aug 2026656 PMAQI
3rd Aug 2026627 PMAQI
3rd Aug 2026498 PMAQI
3rd Aug 2026309 PMAQI
3rd Aug 20262410 PMAQI
3rd Aug 20262211 PMAQI
4th Aug 20261812 AMAQI
4th Aug 2026231 AMAQI
4th Aug 2026422 AMAQI
4th Aug 2026553 AMAQI
4th Aug 2026584 AMAQI

28°C24/33°C

4th Aug 2026675 AMAQI
4th Aug 2026626 AMAQI
4th Aug 2026607 AMAQI
4th Aug 2026608 AMAQI
4th Aug 2026649 AMAQI
4th Aug 20268210 AMAQI
4th Aug 20269211 AMAQI
4th Aug 20268112 PMAQI
4th Aug 2026711 PMAQI
4th Aug 2026652 PMAQI
4th Aug 2026703 PMAQI
4th Aug 2026674 PMAQI
4th Aug 2026675 PMAQI
4th Aug 2026486 PMAQI
4th Aug 2026357 PMAQI
4th Aug 2026298 PMAQI
4th Aug 2026309 PMAQI
4th Aug 20263510 PMAQI
4th Aug 20263411 PMAQI
5th Aug 20263212 AMAQI
5th Aug 2026421 AMAQI
5th Aug 2026582 AMAQI
5th Aug 2026663 AMAQI
5th Aug 2026564 AMAQI

28°C25/33°C

5th Aug 2026365 AMAQI
5th Aug 2026516 AMAQI
5th Aug 2026487 AMAQI
5th Aug 2026498 AMAQI
5th Aug 2026369 AMAQI
5th Aug 20265310 AMAQI
5th Aug 20265811 AMAQI
5th Aug 20264212 PMAQI
5th Aug 2026361 PMAQI
5th Aug 2026272 PMAQI
5th Aug 2026543 PMAQI
5th Aug 2026694 PMAQI
5th Aug 2026555 PMAQI
5th Aug 2026576 PMAQI
5th Aug 2026367 PMAQI
5th Aug 2026318 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20261910 PMAQI
5th Aug 20262611 PMAQI
6th Aug 20263612 AMAQI
6th Aug 2026421 AMAQI
6th Aug 2026582 AMAQI
6th Aug 2026583 AMAQI
6th Aug 2026484 AMAQI

29°C25/34°C

6th Aug 2026365 AMAQI
6th Aug 2026626 AMAQI
6th Aug 2026647 AMAQI
6th Aug 2026528 AMAQI
6th Aug 2026449 AMAQI
6th Aug 20265510 AMAQI
6th Aug 20265511 AMAQI
6th Aug 20265612 PMAQI
6th Aug 2026381 PMAQI
6th Aug 2026422 PMAQI
6th Aug 2026443 PMAQI
6th Aug 2026424 PMAQI
6th Aug 2026385 PMAQI
6th Aug 2026366 PMAQI
6th Aug 2026307 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026289 PMAQI
6th Aug 20264210 PMAQI
6th Aug 20265611 PMAQI
7th Aug 20265812 AMAQI
7th Aug 2026581 AMAQI
7th Aug 2026572 AMAQI
7th Aug 2026593 AMAQI
7th Aug 2026574 AMAQI

29°C26/33°C

7th Aug 2026555 AMAQI
7th Aug 2026546 AMAQI
7th Aug 2026567 AMAQI
7th Aug 2026558 AMAQI
7th Aug 2026569 AMAQI
7th Aug 20265710 AMAQI
7th Aug 20265711 AMAQI
7th Aug 20265512 PMAQI
7th Aug 2026641 PMAQI
7th Aug 2026312 PMAQI
7th Aug 2026763 PMAQI
7th Aug 2026704 PMAQI
7th Aug 2026625 PMAQI
7th Aug 2026566 PMAQI
7th Aug 2026537 PMAQI
7th Aug 2026518 PMAQI
7th Aug 2026359 PMAQI
7th Aug 20265110 PMAQI
7th Aug 20264411 PMAQI
8th Aug 20264412 AMAQI
8th Aug 2026121 AMAQI
8th Aug 2026182 AMAQI
8th Aug 2026263 AMAQI
8th Aug 2026254 AMAQI

29°C25/34°C

8th Aug 2026245 AMAQI
8th Aug 2026206 AMAQI
8th Aug 2026237 AMAQI
8th Aug 2026188 AMAQI
8th Aug 2026319 AMAQI
8th Aug 20263810 AMAQI
8th Aug 20266011 AMAQI
8th Aug 20263412 PMAQI
8th Aug 2026271 PMAQI
8th Aug 2026122 PMAQI
8th Aug 2026113 PMAQI
8th Aug 2026174 PMAQI
8th Aug 2026195 PMAQI
8th Aug 2026206 PMAQI
8th Aug 2026177 PMAQI
8th Aug 2026108 PMAQI
8th Aug 202669 PMAQI
8th Aug 20261010 PMAQI
8th Aug 20261311 PMAQI
9th Aug 20261212 AMAQI
9th Aug 2026121 AMAQI
9th Aug 2026122 AMAQI
9th Aug 2026163 AMAQI
9th Aug 2026144 AMAQI

29°C26/34°C

9th Aug 2026125 AMAQI
9th Aug 2026126 AMAQI
9th Aug 2026107 AMAQI
9th Aug 202698 AMAQI
9th Aug 2026129 AMAQI
9th Aug 20261210 AMAQI
9th Aug 20262311 AMAQI
9th Aug 20261812 PMAQI
9th Aug 2026151 PMAQI
9th Aug 2026142 PMAQI
9th Aug 2026123 PMAQI
9th Aug 2026104 PMAQI
9th Aug 202685 PMAQI
9th Aug 2026156 PMAQI
9th Aug 2026277 PMAQI
9th Aug 2026218 PMAQI
9th Aug 2026329 PMAQI
9th Aug 20262710 PMAQI
9th Aug 20262911 PMAQI
10th Aug 20263312 AMAQI
10th Aug 2026331 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026253 AMAQI
10th Aug 2026254 AMAQI

28°C26/31°C

10th Aug 2026295 AMAQI
10th Aug 2026296 AMAQI
10th Aug 2026277 AMAQI
10th Aug 2026258 AMAQI
10th Aug 2026259 AMAQI
10th Aug 20262510 AMAQI
10th Aug 20262511 AMAQI
10th Aug 20263312 PMAQI
10th Aug 2026331 PMAQI
10th Aug 2026312 PMAQI
10th Aug 2026293 PMAQI
10th Aug 2026294 PMAQI
10th Aug 2026365 PMAQI
10th Aug 2026386 PMAQI
10th Aug 2026367 PMAQI
10th Aug 2026348 PMAQI
10th Aug 2026319 PMAQI
10th Aug 20262710 PMAQI
10th Aug 20262911 PMAQI
11th Aug 20263112 AMAQI
11th Aug 2026311 AMAQI
11th Aug 2026402 AMAQI
11th Aug 2026343 AMAQI
11th Aug 2026254 AMAQI

27°C24/30°C

11th Aug 2026275 AMAQI
11th Aug 2026336 AMAQI
11th Aug 2026427 AMAQI
11th Aug 2026248 AMAQI
11th Aug 2026259 AMAQI
11th Aug 20263310 AMAQI
11th Aug 20264811 AMAQI
11th Aug 20263212 PMAQI
11th Aug 2026291 PMAQI
11th Aug 2026332 PMAQI
11th Aug 2026293 PMAQI
11th Aug 2026274 PMAQI
11th Aug 2026255 PMAQI
11th Aug 2026276 PMAQI
11th Aug 2026327 PMAQI
11th Aug 2026388 PMAQI
11th Aug 2026319 PMAQI
11th Aug 20262310 PMAQI
11th Aug 20262711 PMAQI
12th Aug 20262712 AMAQI
12th Aug 2026321 AMAQI
12th Aug 2026232 AMAQI
12th Aug 2026233 AMAQI
12th Aug 2026234 AMAQI

25°C22/30°C

12th Aug 2026305 AMAQI
12th Aug 2026406 AMAQI
12th Aug 2026307 AMAQI
12th Aug 2026238 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20262711 AMAQI
12th Aug 20262512 PMAQI
12th Aug 2026271 PMAQI
12th Aug 2026212 PMAQI
12th Aug 2026213 PMAQI
12th Aug 2026234 PMAQI
12th Aug 2026275 PMAQI
12th Aug 2026236 PMAQI
12th Aug 2026317 PMAQI
12th Aug 2026408 PMAQI
12th Aug 2026299 PMAQI
12th Aug 20263110 PMAQI
12th Aug 20263311 PMAQI
13th Aug 20263612 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026322 AMAQI
13th Aug 2026363 AMAQI
13th Aug 2026294 AMAQI

24°C19/29°C

13th Aug 2026295 AMAQI
13th Aug 2026276 AMAQI
13th Aug 2026237 AMAQI
13th Aug 2026218 AMAQI
13th Aug 2026339 AMAQI
13th Aug 20262310 AMAQI
13th Aug 20263811 AMAQI
13th Aug 20264012 PMAQI
13th Aug 2026341 PMAQI
13th Aug 2026292 PMAQI
13th Aug 2026293 PMAQI
13th Aug 2026234 PMAQI
13th Aug 2026325 PMAQI
13th Aug 2026386 PMAQI
13th Aug 2026217 PMAQI
13th Aug 2026278 PMAQI
13th Aug 2026279 PMAQI
13th Aug 20263210 PMAQI
13th Aug 20263211 PMAQI
14th Aug 20264412 AMAQI
14th Aug 2026501 AMAQI
14th Aug 2026442 AMAQI
14th Aug 2026483 AMAQI
14th Aug 2026534 AMAQI

25°C21/30°C

14th Aug 2026535 AMAQI
14th Aug 2026446 AMAQI
14th Aug 2026467 AMAQI
14th Aug 2026468 AMAQI
14th Aug 2026489 AMAQI
14th Aug 20264610 AMAQI
14th Aug 20264611 AMAQI
14th Aug 20266412 PMAQI
14th Aug 2026481 PMAQI
14th Aug 2026462 PMAQI
14th Aug 2026543 PMAQI
14th Aug 2026534 PMAQI
14th Aug 2026355 PMAQI
14th Aug 2026426 PMAQI
14th Aug 2026407 PMAQI
14th Aug 2026428 PMAQI
14th Aug 2026409 PMAQI
14th Aug 20265010 PMAQI
14th Aug 20264811 PMAQI
15th Aug 20265312 AMAQI
15th Aug 2026551 AMAQI
15th Aug 2026532 AMAQI
15th Aug 2026543 AMAQI
15th Aug 2026544 AMAQI

25°C22/28°C

15th Aug 2026505 AMAQI
15th Aug 2026526 AMAQI
15th Aug 2026567 AMAQI
15th Aug 2026558 AMAQI
15th Aug 2026529 AMAQI
15th Aug 20265410 AMAQI
15th Aug 20265511 AMAQI
15th Aug 20265212 PMAQI
15th Aug 2026461 PMAQI
15th Aug 2026442 PMAQI
15th Aug 2026383 PMAQI
15th Aug 2026424 PMAQI
15th Aug 2026425 PMAQI
15th Aug 2026366 PMAQI
15th Aug 2026387 PMAQI
15th Aug 2026338 PMAQI
15th Aug 2026369 PMAQI
15th Aug 20263610 PMAQI
15th Aug 20263311 PMAQI
16th Aug 20263612 AMAQI
16th Aug 2026361 AMAQI
16th Aug 2026362 AMAQI
16th Aug 2026293 AMAQI
16th Aug 2026274 AMAQI

26°C24/29°C

16th Aug 2026235 AMAQI
5 AM
16th Aug 2026216 AMAQI
16th Aug 2026217 AMAQI
16th Aug 2026188 AMAQI
16th Aug 2026189 AMAQI
16th Aug 20261810 AMAQI
16th Aug 20262511 AMAQI
16th Aug 20262712 PMAQI
12 PM
16th Aug 2026231 PMAQI
16th Aug 2026332 PMAQI
16th Aug 2026233 PMAQI
16th Aug 2026214 PMAQI
16th Aug 2026275 PMAQI
16th Aug 2026216 PMAQI
16th Aug 2026387 PMAQI
7 PM
16th Aug 2026368 PMAQI
16th Aug 2026389 PMAQI
16th Aug 20262910 PMAQI
16th Aug 20262911 PMAQI
12 AM
4 AM

25°C23/28°C

Day time
Avg. Highest Time
11 AM - 12 PM

40AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
5 AM

33AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 12 PM (Avg. 40), while the lowest AQI was between 5 AM to 5 AM (Avg. 33).
Night time
Avg. Highest Time
1 AM - 4 AM

34AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 PM - 10 PM

29AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 34), while the lowest AQI was between 9 PM to 10 PM (Avg. 29).

2026 Days Vs Air Quality

Seo Myeon, Boryeong, Chungnam, South Korea

2026

60%

134

38%

84

3%

6

Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)

Good
134 Days
Moderate
84 Days
Poor
6 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 60%

Health Risk Level:

Moderate

In 2026, 60% of 228 days were within WHO’s safe air quality limits, and 40% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

Seo Myeon, Boryeong, Chungnam, 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
29AQI (US)
2nd January 2026
36AQI (US)
3rd January 2026
43AQI (US)
4th January 2026
86AQI (US)
5th January 2026
45AQI (US)
6th January 2026
46AQI (US)
7th January 2026
62AQI (US)
8th January 2026
20AQI (US)
9th January 2026
32AQI (US)
10th January 2026
60AQI (US)
11th January 2026
25AQI (US)
12th January 2026
43AQI (US)
13th January 2026
45AQI (US)
14th January 2026
21AQI (US)
15th January 2026
80AQI (US)
16th January 2026
118AQI (US)
17th January 2026
112AQI (US)
18th January 2026
95AQI (US)
19th January 2026
72AQI (US)
20th January 2026
32AQI (US)
21st January 2026
32AQI (US)
22nd January 2026
36AQI (US)
23rd January 2026
61AQI (US)
24th January 2026
51AQI (US)
25th January 2026
19AQI (US)
26th January 2026
39AQI (US)
27th January 2026
47AQI (US)
28th January 2026
29AQI (US)
29th January 2026
45AQI (US)
30th January 2026
37AQI (US)
31st January 2026
55AQI (US)
1st February 2026
86AQI (US)
2nd February 2026
66AQI (US)
3rd February 2026
43AQI (US)
4th February 2026
83AQI (US)
5th February 2026
79AQI (US)
6th February 2026
58AQI (US)
7th February 2026
32AQI (US)
8th February 2026
32AQI (US)
9th February 2026
39AQI (US)
10th February 2026
74AQI (US)
11th February 2026
91AQI (US)
12th February 2026
87AQI (US)
13th February 2026
99AQI (US)
14th February 2026
111AQI (US)
15th February 2026
65AQI (US)
16th February 2026
36AQI (US)
17th February 2026
39AQI (US)
18th February 2026
48AQI (US)
19th February 2026
24AQI (US)
20th February 2026
56AQI (US)
21st February 2026
76AQI (US)
22nd February 2026
44AQI (US)
23rd February 2026
25AQI (US)
24th February 2026
36AQI (US)
25th February 2026
49AQI (US)
26th February 2026
41AQI (US)
27th February 2026
47AQI (US)
28th February 2026
70AQI (US)
1st March 2026
53AQI (US)
2nd March 2026
18AQI (US)
3rd March 2026
19AQI (US)
4th March 2026
49AQI (US)
5th March 2026
68AQI (US)
6th March 2026
46AQI (US)
7th March 2026
39AQI (US)
8th March 2026
41AQI (US)
9th March 2026
78AQI (US)
10th March 2026
61AQI (US)
11th March 2026
58AQI (US)
12th March 2026
97AQI (US)
13th March 2026
52AQI (US)
14th March 2026
69AQI (US)
15th March 2026
64AQI (US)
16th March 2026
130AQI (US)
17th March 2026
141AQI (US)
18th March 2026
71AQI (US)
19th March 2026
39AQI (US)
20th March 2026
37AQI (US)
21st March 2026
81AQI (US)
22nd March 2026
105AQI (US)
23rd March 2026
88AQI (US)
24th March 2026
95AQI (US)
25th March 2026
71AQI (US)
26th March 2026
71AQI (US)
27th March 2026
69AQI (US)
28th March 2026
64AQI (US)
29th March 2026
66AQI (US)
30th March 2026
64AQI (US)
31st March 2026
61AQI (US)
1st April 2026
63AQI (US)
2nd April 2026
93AQI (US)
3rd April 2026
99AQI (US)
4th April 2026
46AQI (US)
5th April 2026
61AQI (US)
6th April 2026
33AQI (US)
7th April 2026
20AQI (US)
8th April 2026
46AQI (US)
9th April 2026
39AQI (US)
10th April 2026
50AQI (US)
11th April 2026
73AQI (US)
12th April 2026
56AQI (US)
13th April 2026
39AQI (US)
14th April 2026
83AQI (US)
15th April 2026
73AQI (US)
16th April 2026
60AQI (US)
17th April 2026
18th April 2026
56AQI (US)
19th April 2026
64AQI (US)
20th April 2026
55AQI (US)
21st April 2026
68AQI (US)
22nd April 2026
23rd April 2026
55AQI (US)
24th April 2026
44AQI (US)
25th April 2026
66AQI (US)
26th April 2026
51AQI (US)
27th April 2026
42AQI (US)
28th April 2026
32AQI (US)
29th April 2026
38AQI (US)
30th April 2026
55AQI (US)
1st May 2026
69AQI (US)
2nd May 2026
76AQI (US)
3rd May 2026
37AQI (US)
4th May 2026
27AQI (US)
5th May 2026
37AQI (US)
6th May 2026
28AQI (US)
7th May 2026
33AQI (US)
8th May 2026
37AQI (US)
9th May 2026
10th May 2026
36AQI (US)
11th May 2026
31AQI (US)
12th May 2026
26AQI (US)
13th May 2026
43AQI (US)
14th May 2026
36AQI (US)
15th May 2026
53AQI (US)
16th May 2026
77AQI (US)
17th May 2026
66AQI (US)
18th May 2026
55AQI (US)
19th May 2026
53AQI (US)
20th May 2026
63AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
76AQI (US)
23rd May 2026
71AQI (US)
24th May 2026
71AQI (US)
25th May 2026
65AQI (US)
26th May 2026
45AQI (US)
27th May 2026
20AQI (US)
28th May 2026
37AQI (US)
29th May 2026
52AQI (US)
30th May 2026
38AQI (US)
31st May 2026
47AQI (US)
1st June 2026
53AQI (US)
2nd June 2026
69AQI (US)
3rd June 2026
76AQI (US)
4th June 2026
75AQI (US)
5th June 2026
16AQI (US)
6th June 2026
32AQI (US)
7th June 2026
35AQI (US)
8th June 2026
44AQI (US)
9th June 2026
40AQI (US)
10th June 2026
37AQI (US)
11th June 2026
39AQI (US)
12th June 2026
51AQI (US)
13th June 2026
54AQI (US)
14th June 2026
45AQI (US)
15th June 2026
47AQI (US)
16th June 2026
59AQI (US)
17th June 2026
48AQI (US)
18th June 2026
27AQI (US)
19th June 2026
47AQI (US)
20th June 2026
17AQI (US)
21st June 2026
23AQI (US)
22nd June 2026
21AQI (US)
23rd June 2026
35AQI (US)
24th June 2026
17AQI (US)
25th June 2026
26AQI (US)
26th June 2026
30AQI (US)
27th June 2026
51AQI (US)
28th June 2026
40AQI (US)
29th June 2026
49AQI (US)
30th June 2026
48AQI (US)
1st July 2026
48AQI (US)
2nd July 2026
37AQI (US)
3rd July 2026
28AQI (US)
4th July 2026
39AQI (US)
5th July 2026
25AQI (US)
6th July 2026
27AQI (US)
7th July 2026
25AQI (US)
8th July 2026
24AQI (US)
9th July 2026
29AQI (US)
10th July 2026
25AQI (US)
11th July 2026
27AQI (US)
12th July 2026
35AQI (US)
13th July 2026
32AQI (US)
14th July 2026
26AQI (US)
15th July 2026
42AQI (US)
16th July 2026
49AQI (US)
17th July 2026
52AQI (US)
18th July 2026
41AQI (US)
19th July 2026
24AQI (US)
20th July 2026
32AQI (US)
21st July 2026
35AQI (US)
22nd July 2026
43AQI (US)
23rd July 2026
35AQI (US)
24th July 2026
33AQI (US)
25th July 2026
25AQI (US)
26th July 2026
26AQI (US)
27th July 2026
26AQI (US)
28th July 2026
26AQI (US)
29th July 2026
25AQI (US)
30th July 2026
24AQI (US)
31st July 2026
26AQI (US)
1st August 2026
49AQI (US)
2nd August 2026
28AQI (US)
3rd August 2026
44AQI (US)
4th August 2026
55AQI (US)
5th August 2026
44AQI (US)
6th August 2026
45AQI (US)
7th August 2026
55AQI (US)
8th August 2026
22AQI (US)
9th August 2026
16AQI (US)
10th August 2026
30AQI (US)
11th August 2026
31AQI (US)
12th August 2026
27AQI (US)
13th August 2026
30AQI (US)
14th August 2026
47AQI (US)
15th August 2026
47AQI (US)
16th August 2026
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

50AQI (US)

58AQI (US)

67AQI (US)

56AQI (US)

49AQI (US)

42AQI (US)

32AQI (US)

38AQI (US)

No. of days

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

202650AQI (US)

20
9
2
14
13
1
8
20
3
11
17
16
14
22
8
30
1
13
2
134
84
6

Highest AQI (US) recorded in

March

67AQI (US)

Lowest AQI (US) recorded in

July

32AQI (US)

202557AQI (US)

1
26
4
7
21
4
21
6
6
24
12
19
7
23
13
18
22
9
29
1
16
15
12
17
1
13
18
142
212
11

Highest AQI (US) recorded in

March

80AQI (US)

Lowest AQI (US) recorded in

September

39AQI (US)

202455AQI (US)

13
11
6
12
11
5
1
6
23
2
9
21
22
9
14
16
25
5
14
17
21
9
14
17
9
19
2
9
22
168
180
15
1

Highest AQI (US) recorded in

March

67AQI (US)

Lowest AQI (US) recorded in

July

37AQI (US)

202354AQI (US)

13
14
2
1
6
15
6
1
5
21
5
15
10
4
1
17
14
24
6
25
6
26
3
22
7
22
9
18
11
14
13
4
207
129
21
3

Highest AQI (US) recorded in

February

82AQI (US)

Lowest AQI (US) recorded in

July

37AQI (US)

202260AQI (US)

8
17
5
7
7
7
8
22
1
8
21
1
3
27
1
18
12
8
14
1
16
12
21
10
9
19
2
14
16
1
121
177
18

Highest AQI (US) recorded in

February

78AQI (US)

Lowest AQI (US) recorded in

August

44AQI (US)

202163AQI (US)

7
22
1
9
12
5
2
3
20
6
1
1
8
21
1
14
15
2
9
21
15
16
26
5
26
4
17
13
1
12
16
2
14
13
4
160
178
20
2
1
3

Highest AQI (US) recorded in

March

102AQI (US)

Lowest AQI (US) recorded in

September

40AQI (US)

202057AQI (US)

4
7
2
2
19
4
14
13
17
19
12
18
13
18
12
12
19
14
11
5
7
20
4
111
144
11

Highest AQI (US) recorded in

December

70AQI (US)

Lowest AQI (US) recorded in

July

45AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
63AQI (US)
Least Polluted Year Recorded
2026(Avg.)
50AQI (US)

Seo Myeon's annual 2026 AQI (US) (50) shows an average percentage change of -13.06% (improved AQI (US)) compared to previous years: 2020 (57), 2021 (63), 2022 (60), 2023 (54), 2024 (55), 2025 (57).