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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Boryeong Si Daecheon 2Dong, 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

Boryeong Si Daecheon 2Dong, Boryeong, Chungnam, South Korea

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Aug 2023
95AQI
Lowest AQI recorded on
9th Aug 2026
15AQI

Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 23 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

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

Boryeong Si Daecheon 2Dong, Boryeong, Chungnam, South Korea

AQI
Day
Night
.

5 AM16th Aug 2026

7 PM

4 AM17th Aug 2026

Day time
Avg. Highest Time
6AM16th Aug

33AQI

Avg. Lowest Time
2PM16th Aug

6AQI

Night time
Avg. Highest Time
9PM16th Aug

19AQI

Avg. Lowest Time
4AM17th Aug

8AQI

In the last 24 hours,

Boryeong Si Daecheon 2Dong's AQI reached its highest point of 33 at 6 AM during the Day, while the lowest point, 6, was recorded at 2 PM during the Day between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Boryeong Si Daecheon 2Dong, Boryeong, Chungnam, 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 2026255 AMAQI
19th Jul 2026256 AMAQI
19th Jul 2026257 AMAQI
19th Jul 2026298 AMAQI
19th Jul 2026299 AMAQI
19th Jul 20263110 AMAQI
19th Jul 20263111 AMAQI
19th Jul 20262712 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026272 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026215 PMAQI
19th Jul 2026216 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026218 PMAQI
19th Jul 2026239 PMAQI
19th Jul 20262110 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20262112 AMAQI
20th Jul 2026211 AMAQI
20th Jul 2026212 AMAQI
20th Jul 2026343 AMAQI
20th Jul 2026214 AMAQI

24°C23/25°C

20th Jul 2026305 AMAQI
20th Jul 2026256 AMAQI
20th Jul 2026217 AMAQI
20th Jul 2026278 AMAQI
20th Jul 2026279 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262312 PMAQI
20th Jul 2026231 PMAQI
20th Jul 2026292 PMAQI
20th Jul 2026343 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026405 PMAQI
20th Jul 2026366 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026408 PMAQI
20th Jul 2026319 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20262511 PMAQI
21st Jul 20262712 AMAQI
21st Jul 2026231 AMAQI
21st Jul 2026232 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026234 AMAQI

25°C22/28°C

21st Jul 2026215 AMAQI
21st Jul 2026216 AMAQI
21st Jul 2026217 AMAQI
21st Jul 2026238 AMAQI
21st Jul 2026239 AMAQI
21st Jul 20262710 AMAQI
21st Jul 20262911 AMAQI
21st Jul 2026341 PMAQI
21st Jul 2026312 PMAQI
21st Jul 2026313 PMAQI
21st Jul 2026294 PMAQI
21st Jul 2026275 PMAQI
21st Jul 2026256 PMAQI
21st Jul 2026807 PMAQI
21st Jul 2026338 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262610 PMAQI
21st Jul 20263011 PMAQI
22nd Jul 20263312 AMAQI
22nd Jul 2026361 AMAQI
22nd Jul 2026332 AMAQI
22nd Jul 2026293 AMAQI
22nd Jul 2026294 AMAQI

25°C24/26°C

22nd Jul 2026365 AMAQI
22nd Jul 2026406 AMAQI
22nd Jul 2026367 AMAQI
22nd Jul 2026338 AMAQI
22nd Jul 2026429 AMAQI
22nd Jul 20263610 AMAQI
22nd Jul 20264211 AMAQI
22nd Jul 20265512 PMAQI
22nd Jul 2026511 PMAQI
22nd Jul 2026442 PMAQI
22nd Jul 2026403 PMAQI
22nd Jul 2026384 PMAQI
22nd Jul 2026365 PMAQI
22nd Jul 2026406 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20264210 PMAQI
22nd Jul 20264911 PMAQI
23rd Jul 20265112 AMAQI
23rd Jul 2026421 AMAQI
23rd Jul 2026382 AMAQI
23rd Jul 2026403 AMAQI
23rd Jul 2026384 AMAQI

26°C24/28°C

23rd Jul 2026405 AMAQI
23rd Jul 2026406 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026368 AMAQI
23rd Jul 2026369 AMAQI
23rd Jul 20263610 AMAQI
23rd Jul 20264411 AMAQI
23rd Jul 20264012 PMAQI
23rd Jul 2026501 PMAQI
23rd Jul 2026532 PMAQI
23rd Jul 2026533 PMAQI
23rd Jul 2026514 PMAQI
23rd Jul 2026505 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026467 PMAQI
23rd Jul 2026508 PMAQI
23rd Jul 2026449 PMAQI
23rd Jul 20263310 PMAQI
23rd Jul 20263311 PMAQI
24th Jul 20263612 AMAQI
24th Jul 2026361 AMAQI
24th Jul 2026362 AMAQI
24th Jul 2026313 AMAQI
24th Jul 2026424 AMAQI

26°C24/27°C

24th Jul 2026405 AMAQI
24th Jul 2026386 AMAQI
24th Jul 2026367 AMAQI
24th Jul 2026338 AMAQI
24th Jul 2026409 AMAQI
24th Jul 20264810 AMAQI
24th Jul 20264611 AMAQI
24th Jul 20265112 PMAQI
24th Jul 2026331 PMAQI
24th Jul 2026312 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026235 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026219 PMAQI
24th Jul 20262710 PMAQI
24th Jul 20262711 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026212 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026254 AMAQI

26°C24/29°C

25th Jul 2026215 AMAQI
25th Jul 2026226 AMAQI
25th Jul 2026227 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026259 AMAQI
25th Jul 20262910 AMAQI
25th Jul 20262711 AMAQI
25th Jul 20262712 PMAQI
25th Jul 2026231 PMAQI
25th Jul 2026252 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026254 PMAQI
25th Jul 2026295 PMAQI
25th Jul 2026336 PMAQI
25th Jul 2026237 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262310 PMAQI
25th Jul 20262711 PMAQI
26th Jul 20263412 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026293 AMAQI
26th Jul 2026294 AMAQI

26°C24/28°C

26th Jul 2026365 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026277 AMAQI
26th Jul 2026258 AMAQI
26th Jul 2026279 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20263612 PMAQI
26th Jul 2026311 PMAQI
26th Jul 2026252 PMAQI
26th Jul 2026233 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026237 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20263211 PMAQI
27th Jul 20262712 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026272 AMAQI
27th Jul 2026253 AMAQI
27th Jul 2026294 AMAQI

26°C24/29°C

27th Jul 2026275 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026218 AMAQI
27th Jul 2026219 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20263111 AMAQI
27th Jul 20263612 PMAQI
27th Jul 2026251 PMAQI
27th Jul 2026252 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026296 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026258 PMAQI
27th Jul 2026239 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20263111 PMAQI
28th Jul 20263112 AMAQI
28th Jul 2026271 AMAQI
28th Jul 2026272 AMAQI
28th Jul 2026343 AMAQI
28th Jul 2026254 AMAQI

27°C25/29°C

28th Jul 2026255 AMAQI
28th Jul 2026216 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20263310 AMAQI
28th Jul 20263311 AMAQI
28th Jul 20263612 PMAQI
28th Jul 2026321 PMAQI
28th Jul 2026342 PMAQI
28th Jul 2026483 PMAQI
28th Jul 2026474 PMAQI
28th Jul 2026345 PMAQI
28th Jul 2026366 PMAQI
28th Jul 2026297 PMAQI
28th Jul 2026278 PMAQI
28th Jul 2026259 PMAQI
28th Jul 20262710 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026272 AMAQI
29th Jul 2026273 AMAQI
29th Jul 2026314 AMAQI

27°C25/29°C

29th Jul 2026315 AMAQI
29th Jul 2026296 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262710 AMAQI
29th Jul 20262511 AMAQI
29th Jul 20262912 PMAQI
29th Jul 2026331 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026213 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026299 PMAQI
29th Jul 20262910 PMAQI
29th Jul 20263111 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026273 AMAQI
30th Jul 2026294 AMAQI

26°C24/29°C

30th Jul 2026235 AMAQI
30th Jul 2026256 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20263311 AMAQI
30th Jul 20265712 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026212 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026294 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026306 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026258 PMAQI
30th Jul 2026239 PMAQI
30th Jul 20262110 PMAQI
30th Jul 20263211 PMAQI
31st Jul 20263212 AMAQI
31st Jul 2026211 AMAQI
31st Jul 2026232 AMAQI
31st Jul 2026213 AMAQI
31st Jul 2026214 AMAQI

26°C24/29°C

31st Jul 2026255 AMAQI
31st Jul 2026256 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026238 AMAQI
31st Jul 2026369 AMAQI
31st Jul 20265210 AMAQI
31st Jul 20265411 AMAQI
31st Jul 20265212 PMAQI
31st Jul 2026481 PMAQI
31st Jul 2026292 PMAQI
31st Jul 2026273 PMAQI
31st Jul 2026314 PMAQI
31st Jul 2026405 PMAQI
31st Jul 2026366 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026318 PMAQI
31st Jul 2026369 PMAQI
31st Jul 20263110 PMAQI
31st Jul 20263311 PMAQI
1st Aug 20263312 AMAQI
1st Aug 2026401 AMAQI
1st Aug 2026422 AMAQI
1st Aug 2026513 AMAQI
1st Aug 2026554 AMAQI

27°C23/30°C

1st Aug 2026595 AMAQI
1st Aug 2026576 AMAQI
1st Aug 2026657 AMAQI
1st Aug 2026698 AMAQI
1st Aug 2026669 AMAQI
1st Aug 20266910 AMAQI
1st Aug 20267411 AMAQI
1st Aug 20267212 PMAQI
1st Aug 2026661 PMAQI
1st Aug 2026632 PMAQI
1st Aug 2026563 PMAQI
1st Aug 2026694 PMAQI
1st Aug 2026605 PMAQI
1st Aug 2026406 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026488 PMAQI
1st Aug 2026449 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20265211 PMAQI
2nd Aug 20264212 AMAQI
2nd Aug 2026291 AMAQI
2nd Aug 2026332 AMAQI
2nd Aug 2026293 AMAQI
2nd Aug 2026244 AMAQI

28°C25/30°C

2nd Aug 2026305 AMAQI
2nd Aug 2026366 AMAQI
2nd Aug 2026237 AMAQI
2nd Aug 2026338 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20262510 AMAQI
2nd Aug 20261711 AMAQI
2nd Aug 20261012 PMAQI
2nd Aug 2026141 PMAQI
2nd Aug 2026272 PMAQI
2nd Aug 2026313 PMAQI
2nd Aug 2026254 PMAQI
2nd Aug 2026275 PMAQI
2nd Aug 2026216 PMAQI
2nd Aug 2026167 PMAQI
2nd Aug 2026168 PMAQI
2nd Aug 2026239 PMAQI
2nd Aug 20261810 PMAQI
2nd Aug 20261611 PMAQI
3rd Aug 20262312 AMAQI
3rd Aug 2026271 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026293 AMAQI
3rd Aug 2026274 AMAQI

28°C25/31°C

3rd Aug 2026295 AMAQI
3rd Aug 2026296 AMAQI
3rd Aug 2026297 AMAQI
3rd Aug 2026518 AMAQI
3rd Aug 2026489 AMAQI
3rd Aug 20265010 AMAQI
3rd Aug 20265111 AMAQI
3rd Aug 20265112 PMAQI
3rd Aug 2026501 PMAQI
3rd Aug 2026522 PMAQI
3rd Aug 2026523 PMAQI
3rd Aug 2026544 PMAQI
3rd Aug 2026555 PMAQI
3rd Aug 2026546 PMAQI
3rd Aug 2026567 PMAQI
3rd Aug 2026548 PMAQI
3rd Aug 2026559 PMAQI
3rd Aug 20265710 PMAQI
3rd Aug 20265811 PMAQI
4th Aug 20265812 AMAQI
4th Aug 2026681 AMAQI
4th Aug 2026762 AMAQI
4th Aug 2026743 AMAQI
4th Aug 2026804 AMAQI

28°C24/32°C

4th Aug 2026745 AMAQI
4th Aug 2026746 AMAQI
4th Aug 2026757 AMAQI
4th Aug 2026718 AMAQI
4th Aug 2026749 AMAQI
4th Aug 20267010 AMAQI
4th Aug 20267411 AMAQI
4th Aug 20267212 PMAQI
4th Aug 2026721 PMAQI
4th Aug 2026712 PMAQI
4th Aug 2026743 PMAQI
4th Aug 2026734 PMAQI
4th Aug 2026655 PMAQI
4th Aug 2026626 PMAQI
4th Aug 2026647 PMAQI
4th Aug 2026658 PMAQI
4th Aug 2026719 PMAQI
4th Aug 20267810 PMAQI
4th Aug 20266011 PMAQI
5th Aug 20265412 AMAQI
5th Aug 2026411 AMAQI
5th Aug 2026282 AMAQI
5th Aug 2026363 AMAQI
5th Aug 2026314 AMAQI

28°C25/32°C

5th Aug 2026485 AMAQI
5th Aug 2026576 AMAQI
5th Aug 2026657 AMAQI
5th Aug 2026588 AMAQI
5th Aug 2026529 AMAQI
5th Aug 20264010 AMAQI
5th Aug 20263111 AMAQI
5th Aug 20263112 PMAQI
5th Aug 2026291 PMAQI
5th Aug 2026532 PMAQI
5th Aug 2026583 PMAQI
5th Aug 2026624 PMAQI
5th Aug 2026535 PMAQI
5th Aug 2026566 PMAQI
5th Aug 2026557 PMAQI
5th Aug 2026538 PMAQI
5th Aug 2026589 PMAQI
5th Aug 20266210 PMAQI
5th Aug 20265911 PMAQI
6th Aug 20267112 AMAQI
6th Aug 2026741 AMAQI
6th Aug 2026782 AMAQI
6th Aug 2026843 AMAQI
6th Aug 2026874 AMAQI

29°C25/33°C

6th Aug 2026785 AMAQI
6th Aug 2026656 AMAQI
6th Aug 2026677 AMAQI
6th Aug 2026758 AMAQI
6th Aug 2026649 AMAQI
6th Aug 20266210 AMAQI
6th Aug 20265111 AMAQI
6th Aug 20264912 PMAQI
6th Aug 2026691 PMAQI
6th Aug 2026712 PMAQI
6th Aug 2026633 PMAQI
6th Aug 2026494 PMAQI
6th Aug 2026555 PMAQI
6th Aug 2026576 PMAQI
6th Aug 2026597 PMAQI
6th Aug 2026578 PMAQI
6th Aug 2026579 PMAQI
6th Aug 20266710 PMAQI
6th Aug 20268411 PMAQI
7th Aug 20269212 AMAQI
7th Aug 2026901 AMAQI
7th Aug 2026852 AMAQI
7th Aug 2026903 AMAQI
7th Aug 2026854 AMAQI

29°C26/33°C

7th Aug 2026425 AMAQI
7th Aug 2026516 AMAQI
7th Aug 2026557 AMAQI
7th Aug 2026568 AMAQI
7th Aug 2026549 AMAQI
7th Aug 20265610 AMAQI
7th Aug 20265411 AMAQI
7th Aug 20265312 PMAQI
7th Aug 2026641 PMAQI
7th Aug 2026442 PMAQI
7th Aug 2026403 PMAQI
7th Aug 2026504 PMAQI
7th Aug 2026335 PMAQI
7th Aug 2026316 PMAQI
7th Aug 2026237 PMAQI
7th Aug 2026428 PMAQI
7th Aug 2026389 PMAQI
7th Aug 20263810 PMAQI
7th Aug 20265211 PMAQI
8th Aug 20266212 AMAQI
8th Aug 2026641 AMAQI
8th Aug 2026622 AMAQI
8th Aug 2026763 AMAQI
8th Aug 2026754 AMAQI

29°C25/34°C

8th Aug 2026645 AMAQI
8th Aug 2026816 AMAQI
8th Aug 2026707 AMAQI
8th Aug 2026658 AMAQI
8th Aug 2026589 AMAQI
8th Aug 20265110 AMAQI
8th Aug 20263611 AMAQI
8th Aug 20263112 PMAQI
8th Aug 2026231 PMAQI
8th Aug 2026232 PMAQI
8th Aug 2026273 PMAQI
8th Aug 2026174 PMAQI
8th Aug 2026195 PMAQI
8th Aug 2026336 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026218 PMAQI
8th Aug 2026159 PMAQI
8th Aug 2026810 PMAQI
8th Aug 2026811 PMAQI
9th Aug 2026812 AMAQI
9th Aug 2026141 AMAQI
9th Aug 2026142 AMAQI
9th Aug 2026123 AMAQI
9th Aug 2026124 AMAQI

29°C26/34°C

9th Aug 2026175 AMAQI
9th Aug 2026176 AMAQI
9th Aug 2026127 AMAQI
9th Aug 2026178 AMAQI
9th Aug 2026129 AMAQI
9th Aug 20261010 AMAQI
9th Aug 2026811 AMAQI
9th Aug 2026812 PMAQI
9th Aug 2026141 PMAQI
9th Aug 2026172 PMAQI
9th Aug 2026193 PMAQI
9th Aug 2026234 PMAQI
9th Aug 2026165 PMAQI
9th Aug 2026196 PMAQI
9th Aug 2026167 PMAQI
9th Aug 2026218 PMAQI
9th Aug 2026219 PMAQI
9th Aug 20261710 PMAQI
9th Aug 20261011 PMAQI
10th Aug 2026912 AMAQI
10th Aug 202681 AMAQI
10th Aug 2026122 AMAQI
10th Aug 2026123 AMAQI
10th Aug 2026124 AMAQI

27°C25/30°C

10th Aug 2026125 AMAQI
10th Aug 2026106 AMAQI
10th Aug 2026277 AMAQI
10th Aug 2026218 AMAQI
10th Aug 2026219 AMAQI
10th Aug 20262110 AMAQI
10th Aug 20262111 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026251 PMAQI
10th Aug 2026252 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026254 PMAQI
10th Aug 2026255 PMAQI
10th Aug 2026236 PMAQI
10th Aug 2026237 PMAQI
10th Aug 2026298 PMAQI
10th Aug 2026319 PMAQI
10th Aug 20262510 PMAQI
10th Aug 20262511 PMAQI
11th Aug 20263312 AMAQI
11th Aug 2026311 AMAQI
11th Aug 2026292 AMAQI
11th Aug 2026293 AMAQI
11th Aug 2026294 AMAQI

27°C24/30°C

11th Aug 2026275 AMAQI
11th Aug 2026296 AMAQI
11th Aug 2026277 AMAQI
11th Aug 2026258 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262510 AMAQI
11th Aug 20262311 AMAQI
11th Aug 20262512 PMAQI
11th Aug 2026321 PMAQI
11th Aug 2026232 PMAQI
11th Aug 2026273 PMAQI
11th Aug 2026234 PMAQI
11th Aug 2026405 PMAQI
11th Aug 2026346 PMAQI
11th Aug 2026347 PMAQI
11th Aug 2026368 PMAQI
11th Aug 2026319 PMAQI
11th Aug 20262110 PMAQI
11th Aug 20262911 PMAQI
12th Aug 20262712 AMAQI
12th Aug 2026291 AMAQI
12th Aug 2026232 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026254 AMAQI

26°C23/30°C

12th Aug 2026295 AMAQI
12th Aug 2026366 AMAQI
12th Aug 2026307 AMAQI
12th Aug 2026238 AMAQI
12th Aug 2026259 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20262911 AMAQI
12th Aug 20262312 PMAQI
12th Aug 2026211 PMAQI
12th Aug 2026212 PMAQI
12th Aug 2026213 PMAQI
12th Aug 2026234 PMAQI
12th Aug 2026255 PMAQI
12th Aug 2026236 PMAQI
12th Aug 2026257 PMAQI
12th Aug 2026278 PMAQI
12th Aug 2026259 PMAQI
12th Aug 20262710 PMAQI
12th Aug 20262711 PMAQI
13th Aug 20262712 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026272 AMAQI
13th Aug 2026273 AMAQI
13th Aug 2026234 AMAQI

24°C19/29°C

13th Aug 2026295 AMAQI
13th Aug 2026256 AMAQI
13th Aug 2026217 AMAQI
13th Aug 2026238 AMAQI
13th Aug 2026259 AMAQI
13th Aug 20263610 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20263112 PMAQI
13th Aug 2026291 PMAQI
13th Aug 2026212 PMAQI
13th Aug 2026213 PMAQI
13th Aug 2026324 PMAQI
13th Aug 2026255 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026257 PMAQI
13th Aug 2026308 PMAQI
13th Aug 2026369 PMAQI
13th Aug 20263310 PMAQI
13th Aug 20263811 PMAQI
14th Aug 20263112 AMAQI
14th Aug 2026361 AMAQI
14th Aug 2026362 AMAQI
14th Aug 2026463 AMAQI
14th Aug 2026524 AMAQI

25°C21/29°C

14th Aug 2026485 AMAQI
14th Aug 2026426 AMAQI
14th Aug 2026387 AMAQI
14th Aug 2026318 AMAQI
14th Aug 2026339 AMAQI
14th Aug 20264210 AMAQI
14th Aug 20264911 AMAQI
14th Aug 20265212 PMAQI
14th Aug 2026401 PMAQI
14th Aug 2026382 PMAQI
14th Aug 2026583 PMAQI
14th Aug 2026554 PMAQI
14th Aug 2026545 PMAQI
14th Aug 2026526 PMAQI
14th Aug 2026467 PMAQI
14th Aug 2026518 PMAQI
14th Aug 2026539 PMAQI
14th Aug 20266710 PMAQI
14th Aug 20266511 PMAQI
15th Aug 20266812 AMAQI
15th Aug 2026591 AMAQI
15th Aug 2026622 AMAQI
15th Aug 2026693 AMAQI
15th Aug 2026744 AMAQI

25°C23/28°C

15th Aug 2026445 AMAQI
15th Aug 2026686 AMAQI
15th Aug 2026887 AMAQI
15th Aug 2026758 AMAQI
15th Aug 2026699 AMAQI
15th Aug 20267010 AMAQI
15th Aug 20266211 AMAQI
15th Aug 20265912 PMAQI
15th Aug 2026571 PMAQI
15th Aug 2026542 PMAQI
15th Aug 2026363 PMAQI
15th Aug 2026484 PMAQI
15th Aug 2026505 PMAQI
15th Aug 2026486 PMAQI
15th Aug 2026387 PMAQI
15th Aug 2026218 PMAQI
15th Aug 2026389 PMAQI
15th Aug 20264810 PMAQI
15th Aug 20263811 PMAQI
16th Aug 20264012 AMAQI
16th Aug 2026331 AMAQI
16th Aug 2026272 AMAQI
16th Aug 2026273 AMAQI
16th Aug 2026384 AMAQI

26°C24/29°C

16th Aug 2026315 AMAQI
16th Aug 2026336 AMAQI
16th Aug 2026217 AMAQI
16th Aug 2026238 AMAQI
16th Aug 2026199 AMAQI
16th Aug 20261410 AMAQI
16th Aug 20261211 AMAQI
16th Aug 20261212 PMAQI
16th Aug 202691 PMAQI
16th Aug 202662 PMAQI
16th Aug 2026123 PMAQI
16th Aug 2026214 PMAQI
16th Aug 2026145 PMAQI
16th Aug 2026126 PMAQI
16th Aug 2026107 PMAQI
16th Aug 2026138 PMAQI
16th Aug 2026199 PMAQI
16th Aug 20261710 PMAQI
16th Aug 20261411 PMAQI
17th Aug 20261212 AMAQI
17th Aug 202681 AMAQI
17th Aug 2026102 AMAQI
17th Aug 202683 AMAQI
17th Aug 202684 AMAQI

25°C22/28°C

17th Aug 2026125 AMAQI
5 AM
17th Aug 2026126 AMAQI
17th Aug 202647 AMAQI
17th Aug 202668 AMAQI
17th Aug 2026109 AMAQI
17th Aug 20262310 AMAQI
17th Aug 20263611 AMAQI
17th Aug 20263312 PMAQI
12 PM
17th Aug 2026361 PMAQI
17th Aug 2026402 PMAQI
17th Aug 2026213 PMAQI
17th Aug 2026234 PMAQI
17th Aug 2026295 PMAQI
17th Aug 2026316 PMAQI
17th Aug 2026547 PMAQI
7 PM
17th Aug 2026368 PMAQI
17th Aug 2026319 PMAQI
17th Aug 20263110 PMAQI
17th Aug 20263111 PMAQI
12 AM
4 AM

14°C14/14°C

Day time
Avg. Highest Time
10 AM - 12 PM

37AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
1 PM - 7 PM

35AQI

7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 12 PM (Avg. 37), while the lowest AQI was between 1 PM to 7 PM (Avg. 35).
Night time
Avg. Highest Time
3 AM - 4 AM

37AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM - 2 AM

35AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 37), while the lowest AQI was between 12 AM to 2 AM (Avg. 35).

2026 Days Vs Air Quality

Boryeong Si Daecheon 2Dong, Boryeong, Chungnam, South Korea

2026

54%

121

40%

91

6%

14

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

Good
121 Days
Moderate
91 Days
Poor
14 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 54%

Health Risk Level:

Considerable

In 2026, 54% of 229 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Boryeong Si Daecheon 2Dong, 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
28AQI (US)
2nd January 2026
33AQI (US)
3rd January 2026
45AQI (US)
4th January 2026
89AQI (US)
5th January 2026
56AQI (US)
6th January 2026
48AQI (US)
7th January 2026
67AQI (US)
8th January 2026
22AQI (US)
9th January 2026
30AQI (US)
10th January 2026
69AQI (US)
11th January 2026
27AQI (US)
12th January 2026
42AQI (US)
13th January 2026
56AQI (US)
14th January 2026
20AQI (US)
15th January 2026
90AQI (US)
16th January 2026
119AQI (US)
17th January 2026
118AQI (US)
18th January 2026
109AQI (US)
19th January 2026
66AQI (US)
20th January 2026
24AQI (US)
21st January 2026
32AQI (US)
22nd January 2026
26AQI (US)
23rd January 2026
62AQI (US)
24th January 2026
59AQI (US)
25th January 2026
25AQI (US)
26th January 2026
32AQI (US)
27th January 2026
58AQI (US)
28th January 2026
33AQI (US)
29th January 2026
46AQI (US)
30th January 2026
40AQI (US)
31st January 2026
67AQI (US)
1st February 2026
92AQI (US)
2nd February 2026
71AQI (US)
3rd February 2026
61AQI (US)
4th February 2026
94AQI (US)
5th February 2026
104AQI (US)
6th February 2026
61AQI (US)
7th February 2026
35AQI (US)
8th February 2026
38AQI (US)
9th February 2026
44AQI (US)
10th February 2026
64AQI (US)
11th February 2026
102AQI (US)
12th February 2026
97AQI (US)
13th February 2026
126AQI (US)
14th February 2026
126AQI (US)
15th February 2026
99AQI (US)
16th February 2026
41AQI (US)
17th February 2026
47AQI (US)
18th February 2026
55AQI (US)
19th February 2026
28AQI (US)
20th February 2026
64AQI (US)
21st February 2026
90AQI (US)
22nd February 2026
50AQI (US)
23rd February 2026
25AQI (US)
24th February 2026
39AQI (US)
25th February 2026
45AQI (US)
26th February 2026
25AQI (US)
27th February 2026
41AQI (US)
28th February 2026
67AQI (US)
1st March 2026
60AQI (US)
2nd March 2026
19AQI (US)
3rd March 2026
30AQI (US)
4th March 2026
62AQI (US)
5th March 2026
81AQI (US)
6th March 2026
61AQI (US)
7th March 2026
48AQI (US)
8th March 2026
50AQI (US)
9th March 2026
91AQI (US)
10th March 2026
74AQI (US)
11th March 2026
75AQI (US)
12th March 2026
113AQI (US)
13th March 2026
75AQI (US)
14th March 2026
77AQI (US)
15th March 2026
82AQI (US)
16th March 2026
128AQI (US)
17th March 2026
128AQI (US)
18th March 2026
99AQI (US)
19th March 2026
50AQI (US)
20th March 2026
44AQI (US)
21st March 2026
87AQI (US)
22nd March 2026
89AQI (US)
23rd March 2026
91AQI (US)
24th March 2026
104AQI (US)
25th March 2026
93AQI (US)
26th March 2026
98AQI (US)
27th March 2026
74AQI (US)
28th March 2026
84AQI (US)
29th March 2026
86AQI (US)
30th March 2026
72AQI (US)
31st March 2026
76AQI (US)
1st April 2026
88AQI (US)
2nd April 2026
107AQI (US)
3rd April 2026
123AQI (US)
4th April 2026
36AQI (US)
5th April 2026
69AQI (US)
6th April 2026
41AQI (US)
7th April 2026
19AQI (US)
8th April 2026
40AQI (US)
9th April 2026
38AQI (US)
10th April 2026
44AQI (US)
11th April 2026
81AQI (US)
12th April 2026
60AQI (US)
13th April 2026
42AQI (US)
14th April 2026
87AQI (US)
15th April 2026
78AQI (US)
16th April 2026
76AQI (US)
17th April 2026
18th April 2026
55AQI (US)
19th April 2026
73AQI (US)
20th April 2026
69AQI (US)
21st April 2026
66AQI (US)
22nd April 2026
23rd April 2026
49AQI (US)
24th April 2026
33AQI (US)
25th April 2026
52AQI (US)
26th April 2026
51AQI (US)
27th April 2026
43AQI (US)
28th April 2026
35AQI (US)
29th April 2026
51AQI (US)
30th April 2026
48AQI (US)
1st May 2026
69AQI (US)
2nd May 2026
103AQI (US)
3rd May 2026
44AQI (US)
4th May 2026
29AQI (US)
5th May 2026
36AQI (US)
6th May 2026
26AQI (US)
7th May 2026
32AQI (US)
8th May 2026
31AQI (US)
9th May 2026
10th May 2026
28AQI (US)
11th May 2026
36AQI (US)
12th May 2026
19AQI (US)
13th May 2026
35AQI (US)
14th May 2026
54AQI (US)
15th May 2026
73AQI (US)
16th May 2026
77AQI (US)
17th May 2026
65AQI (US)
18th May 2026
56AQI (US)
19th May 2026
53AQI (US)
20th May 2026
63AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
80AQI (US)
23rd May 2026
72AQI (US)
24th May 2026
71AQI (US)
25th May 2026
65AQI (US)
26th May 2026
46AQI (US)
27th May 2026
17AQI (US)
28th May 2026
35AQI (US)
29th May 2026
75AQI (US)
30th May 2026
47AQI (US)
31st May 2026
55AQI (US)
1st June 2026
51AQI (US)
2nd June 2026
69AQI (US)
3rd June 2026
82AQI (US)
4th June 2026
78AQI (US)
5th June 2026
23AQI (US)
6th June 2026
37AQI (US)
7th June 2026
36AQI (US)
8th June 2026
53AQI (US)
9th June 2026
37AQI (US)
10th June 2026
39AQI (US)
11th June 2026
52AQI (US)
12th June 2026
52AQI (US)
13th June 2026
43AQI (US)
14th June 2026
36AQI (US)
15th June 2026
34AQI (US)
16th June 2026
70AQI (US)
17th June 2026
81AQI (US)
18th June 2026
43AQI (US)
19th June 2026
71AQI (US)
20th June 2026
18AQI (US)
21st June 2026
23AQI (US)
22nd June 2026
40AQI (US)
23rd June 2026
37AQI (US)
24th June 2026
16AQI (US)
25th June 2026
25AQI (US)
26th June 2026
33AQI (US)
27th June 2026
61AQI (US)
28th June 2026
45AQI (US)
29th June 2026
38AQI (US)
30th June 2026
29AQI (US)
1st July 2026
29AQI (US)
2nd July 2026
44AQI (US)
3rd July 2026
19AQI (US)
4th July 2026
54AQI (US)
5th July 2026
29AQI (US)
6th July 2026
38AQI (US)
7th July 2026
36AQI (US)
8th July 2026
26AQI (US)
9th July 2026
20AQI (US)
10th July 2026
28AQI (US)
11th July 2026
33AQI (US)
12th July 2026
38AQI (US)
13th July 2026
28AQI (US)
14th July 2026
26AQI (US)
15th July 2026
30AQI (US)
16th July 2026
56AQI (US)
17th July 2026
50AQI (US)
18th July 2026
40AQI (US)
19th July 2026
26AQI (US)
20th July 2026
29AQI (US)
21st July 2026
29AQI (US)
22nd July 2026
38AQI (US)
23rd July 2026
43AQI (US)
24th July 2026
33AQI (US)
25th July 2026
25AQI (US)
26th July 2026
28AQI (US)
27th July 2026
27AQI (US)
28th July 2026
31AQI (US)
29th July 2026
27AQI (US)
30th July 2026
28AQI (US)
31st July 2026
32AQI (US)
1st August 2026
56AQI (US)
2nd August 2026
25AQI (US)
3rd August 2026
45AQI (US)
4th August 2026
71AQI (US)
5th August 2026
49AQI (US)
6th August 2026
66AQI (US)
7th August 2026
55AQI (US)
8th August 2026
42AQI (US)
9th August 2026
15AQI (US)
10th August 2026
20AQI (US)
11th August 2026
29AQI (US)
12th August 2026
26AQI (US)
13th August 2026
28AQI (US)
14th August 2026
46AQI (US)
15th August 2026
56AQI (US)
16th August 2026
20AQI (US)
17th August 2026
23AQI (US)
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

53AQI (US)

65AQI (US)

77AQI (US)

59AQI (US)

52AQI (US)

45AQI (US)

33AQI (US)

40AQI (US)

No. of days

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

202654AQI (US)

17
11
3
12
12
4
6
21
4
12
14
2
14
15
1
19
11
29
2
12
5
121
91
14

Highest AQI (US) recorded in

March

77AQI (US)

Lowest AQI (US) recorded in

July

33AQI (US)

202560AQI (US)

1
27
3
7
20
1
3
22
6
5
25
9
22
6
24
12
19
18
13
26
4
14
17
9
17
4
10
19
2
120
229
16

Highest AQI (US) recorded in

March

82AQI (US)

Lowest AQI (US) recorded in

September

44AQI (US)

202455AQI (US)

14
11
6
9
14
4
1
12
16
2
1
5
19
2
4
18
13
6
24
22
9
26
5
29
1
18
13
12
16
2
11
20
182
161
16
6

Highest AQI (US) recorded in

April

81AQI (US)

Lowest AQI (US) recorded in

September

33AQI (US)

202362AQI (US)

6
18
4
2
2
16
6
3
6
19
6
9
14
5
2
6
23
2
2
28
16
15
17
14
20
10
18
13
17
12
12
15
4
131
197
27
7

Highest AQI (US) recorded in

February

91AQI (US)

Lowest AQI (US) recorded in

September

45AQI (US)

202270AQI (US)

1
22
6
1
4
10
6
1
5
22
4
1
15
1
6
24
1
19
11
6
15
1
1
9
17
3
10
15
6
3
19
8
3
26
2
68
197
37
2

Highest AQI (US) recorded in

February

85AQI (US)

Lowest AQI (US) recorded in

June

47AQI (US)

202169AQI (US)

6
22
1
5
15
5
3
2
15
11
1
1
1
2
27
1
5
22
2
2
4
22
4
15
14
2
17
14
24
6
12
19
9
17
2
2
11
13
6
1
112
206
34
7
1
3

Highest AQI (US) recorded in

March

110AQI (US)

Lowest AQI (US) recorded in

September

42AQI (US)

202055AQI (US)

4
8
1
9
12
4
14
12
18
23
8
20
11
22
8
17
13
1
15
8
7
5
21
5
131
121
14

Highest AQI (US) recorded in

December

74AQI (US)

Lowest AQI (US) recorded in

July

41AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2022(Avg.)
70AQI (US)
Least Polluted Year Recorded
2026(Avg.)
54AQI (US)

Boryeong Si Daecheon 2Dong's annual 2026 AQI (US) (54) shows an average percentage change of -11.8% (improved AQI (US)) compared to previous years: 2020 (55), 2021 (69), 2022 (70), 2023 (62), 2024 (55), 2025 (60).