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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Cheorwon DMZ , Dongducheon, 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

Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2026
72AQI
Lowest AQI recorded on
7th Aug 2023
19AQI

Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 39 of Good air quality, showing improvement over 2025 and 2024 on the same day.

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

Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea

AQI
Day
Night
.

5 AM16th Aug 2026

7 PM

4 AM17th Aug 2026

Day time
Avg. Highest Time
4PM16th Aug

44AQI

Avg. Lowest Time
5AM16th Aug

33AQI

Night time
Avg. Highest Time
11PM16th Aug

44AQI

Avg. Lowest Time
3AM17th Aug

38AQI

In the last 24 hours,

Cheorwon DMZ 's AQI reached its highest point of 44 at 4 PM during the Day, while the lowest point, 33, was recorded at 5 AM during the Day between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Cheorwon DMZ , Dongducheon, 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 2026295 AMAQI
19th Jul 2026426 AMAQI
19th Jul 2026477 AMAQI
19th Jul 2026538 AMAQI
19th Jul 2026389 AMAQI
19th Jul 20263310 AMAQI
19th Jul 20264211 AMAQI
19th Jul 20264212 PMAQI
19th Jul 2026401 PMAQI
19th Jul 2026332 PMAQI
19th Jul 2026313 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026298 PMAQI
19th Jul 2026349 PMAQI
19th Jul 20263110 PMAQI
19th Jul 20263811 PMAQI
20th Jul 20263312 AMAQI
20th Jul 2026331 AMAQI
20th Jul 2026332 AMAQI
20th Jul 2026313 AMAQI
20th Jul 2026314 AMAQI

21°C19/22°C

20th Jul 2026295 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026367 AMAQI
20th Jul 2026338 AMAQI
20th Jul 2026339 AMAQI
20th Jul 20263310 AMAQI
20th Jul 20263611 AMAQI
20th Jul 20263612 PMAQI
20th Jul 2026331 PMAQI
20th Jul 2026382 PMAQI
20th Jul 2026333 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026335 PMAQI
20th Jul 2026316 PMAQI
20th Jul 2026337 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026279 PMAQI
20th Jul 20262510 PMAQI
20th Jul 20262911 PMAQI
21st Jul 20262512 AMAQI
21st Jul 2026291 AMAQI
21st Jul 2026332 AMAQI
21st Jul 2026363 AMAQI
21st Jul 2026334 AMAQI

21°C20/23°C

21st Jul 2026335 AMAQI
21st Jul 2026316 AMAQI
21st Jul 2026297 AMAQI
21st Jul 2026318 AMAQI
21st Jul 2026299 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20262911 AMAQI
21st Jul 2026271 PMAQI
21st Jul 2026272 PMAQI
21st Jul 2026253 PMAQI
21st Jul 2026254 PMAQI
21st Jul 2026255 PMAQI
21st Jul 2026236 PMAQI
21st Jul 2026747 PMAQI
21st Jul 2026238 PMAQI
21st Jul 2026219 PMAQI
21st Jul 20262110 PMAQI
21st Jul 20262111 PMAQI
22nd Jul 20262312 AMAQI
22nd Jul 2026231 AMAQI
22nd Jul 2026212 AMAQI
22nd Jul 2026273 AMAQI
22nd Jul 2026254 AMAQI

23°C21/25°C

22nd Jul 2026275 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026257 AMAQI
22nd Jul 2026258 AMAQI
22nd Jul 2026259 AMAQI
22nd Jul 20262510 AMAQI
22nd Jul 20262311 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026253 PMAQI
22nd Jul 2026254 PMAQI
22nd Jul 2026275 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026338 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20263110 PMAQI
22nd Jul 20263111 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026291 AMAQI
23rd Jul 2026292 AMAQI
23rd Jul 2026293 AMAQI
23rd Jul 2026274 AMAQI

24°C22/27°C

23rd Jul 2026255 AMAQI
23rd Jul 2026256 AMAQI
23rd Jul 2026297 AMAQI
23rd Jul 2026298 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20262710 AMAQI
23rd Jul 20263111 AMAQI
23rd Jul 20263112 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026293 PMAQI
23rd Jul 2026274 PMAQI
23rd Jul 2026255 PMAQI
23rd Jul 2026236 PMAQI
23rd Jul 2026257 PMAQI
23rd Jul 2026258 PMAQI
23rd Jul 2026259 PMAQI
23rd Jul 20262510 PMAQI
23rd Jul 20262511 PMAQI
24th Jul 20262712 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026272 AMAQI
24th Jul 2026293 AMAQI
24th Jul 2026314 AMAQI

24°C22/26°C

24th Jul 2026295 AMAQI
24th Jul 2026316 AMAQI
24th Jul 2026297 AMAQI
24th Jul 2026428 AMAQI
24th Jul 2026509 AMAQI
24th Jul 20266010 AMAQI
24th Jul 20265811 AMAQI
24th Jul 20265412 PMAQI
24th Jul 2026521 PMAQI
24th Jul 2026532 PMAQI
24th Jul 2026603 PMAQI
24th Jul 2026574 PMAQI
24th Jul 2026565 PMAQI
24th Jul 2026576 PMAQI
24th Jul 2026607 PMAQI
24th Jul 2026548 PMAQI
24th Jul 2026589 PMAQI
24th Jul 20265210 PMAQI
24th Jul 20265311 PMAQI
25th Jul 20265112 AMAQI
25th Jul 2026461 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026403 AMAQI
25th Jul 2026424 AMAQI

25°C21/30°C

25th Jul 2026425 AMAQI
25th Jul 2026446 AMAQI
25th Jul 2026407 AMAQI
25th Jul 2026428 AMAQI
25th Jul 2026489 AMAQI
25th Jul 20264810 AMAQI
25th Jul 20265611 AMAQI
25th Jul 20265212 PMAQI
25th Jul 2026551 PMAQI
25th Jul 2026542 PMAQI
25th Jul 2026513 PMAQI
25th Jul 2026514 PMAQI
25th Jul 2026495 PMAQI
25th Jul 2026446 PMAQI
25th Jul 2026387 PMAQI
25th Jul 2026528 PMAQI
25th Jul 2026429 PMAQI
25th Jul 20263310 PMAQI
25th Jul 20263111 PMAQI
26th Jul 20263312 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026312 AMAQI
26th Jul 2026293 AMAQI
26th Jul 2026384 AMAQI

24°C21/28°C

26th Jul 2026365 AMAQI
26th Jul 2026236 AMAQI
26th Jul 2026337 AMAQI
26th Jul 2026318 AMAQI
26th Jul 2026369 AMAQI
26th Jul 20263610 AMAQI
26th Jul 20263111 AMAQI
26th Jul 20262912 PMAQI
26th Jul 2026331 PMAQI
26th Jul 2026232 PMAQI
26th Jul 2026213 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026275 PMAQI
26th Jul 2026216 PMAQI
26th Jul 2026277 PMAQI
26th Jul 2026238 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20263110 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026311 AMAQI
27th Jul 2026292 AMAQI
27th Jul 2026293 AMAQI
27th Jul 2026314 AMAQI

24°C21/28°C

27th Jul 2026295 AMAQI
27th Jul 2026296 AMAQI
27th Jul 2026277 AMAQI
27th Jul 2026278 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20262911 AMAQI
27th Jul 20262912 PMAQI
27th Jul 2026331 PMAQI
27th Jul 2026332 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026298 PMAQI
27th Jul 2026299 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262911 PMAQI
28th Jul 20262912 AMAQI
28th Jul 2026311 AMAQI
28th Jul 2026312 AMAQI
28th Jul 2026363 AMAQI
28th Jul 2026334 AMAQI

25°C21/29°C

28th Jul 2026315 AMAQI
28th Jul 2026386 AMAQI
28th Jul 2026337 AMAQI
28th Jul 2026368 AMAQI
28th Jul 2026339 AMAQI
28th Jul 20264010 AMAQI
28th Jul 20264411 AMAQI
28th Jul 20264612 PMAQI
28th Jul 2026491 PMAQI
28th Jul 2026462 PMAQI
28th Jul 2026483 PMAQI
28th Jul 2026504 PMAQI
28th Jul 2026545 PMAQI
28th Jul 2026576 PMAQI
28th Jul 2026537 PMAQI
28th Jul 2026538 PMAQI
28th Jul 2026569 PMAQI
28th Jul 20265810 PMAQI
28th Jul 20265511 PMAQI
29th Jul 20266212 AMAQI
29th Jul 2026601 AMAQI
29th Jul 2026602 AMAQI
29th Jul 2026553 AMAQI
29th Jul 2026574 AMAQI

26°C23/30°C

29th Jul 2026605 AMAQI
29th Jul 2026556 AMAQI
29th Jul 2026557 AMAQI
29th Jul 2026558 AMAQI
29th Jul 2026529 AMAQI
29th Jul 20265610 AMAQI
29th Jul 20265811 AMAQI
29th Jul 20265812 PMAQI
29th Jul 2026651 PMAQI
29th Jul 2026642 PMAQI
29th Jul 2026523 PMAQI
29th Jul 2026504 PMAQI
29th Jul 2026445 PMAQI
29th Jul 2026426 PMAQI
29th Jul 2026367 PMAQI
29th Jul 2026338 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20263810 PMAQI
29th Jul 20263611 PMAQI
30th Jul 20263812 AMAQI
30th Jul 2026381 AMAQI
30th Jul 2026382 AMAQI
30th Jul 2026333 AMAQI
30th Jul 2026314 AMAQI

26°C22/30°C

30th Jul 2026295 AMAQI
30th Jul 2026316 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026298 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20263110 AMAQI
30th Jul 20263111 AMAQI
30th Jul 20264412 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026332 PMAQI
30th Jul 2026463 PMAQI
30th Jul 2026464 PMAQI
30th Jul 2026465 PMAQI
30th Jul 2026586 PMAQI
30th Jul 2026667 PMAQI
30th Jul 2026448 PMAQI
30th Jul 2026489 PMAQI
30th Jul 20263810 PMAQI
30th Jul 20264011 PMAQI
31st Jul 20264212 AMAQI
31st Jul 2026401 AMAQI
31st Jul 2026362 AMAQI
31st Jul 2026313 AMAQI
31st Jul 2026334 AMAQI

25°C21/31°C

31st Jul 2026365 AMAQI
31st Jul 2026336 AMAQI
31st Jul 2026337 AMAQI
31st Jul 2026538 AMAQI
31st Jul 2026509 AMAQI
31st Jul 20264910 AMAQI
31st Jul 20264411 AMAQI
31st Jul 20264812 PMAQI
31st Jul 2026461 PMAQI
31st Jul 2026462 PMAQI
31st Jul 2026473 PMAQI
31st Jul 2026524 PMAQI
31st Jul 2026525 PMAQI
31st Jul 2026516 PMAQI
31st Jul 2026547 PMAQI
31st Jul 2026558 PMAQI
31st Jul 2026539 PMAQI
31st Jul 20266210 PMAQI
31st Jul 20266911 PMAQI
1st Aug 20267012 AMAQI
1st Aug 2026621 AMAQI
1st Aug 2026722 AMAQI
1st Aug 2026803 AMAQI
1st Aug 2026744 AMAQI

26°C21/31°C

1st Aug 2026795 AMAQI
1st Aug 2026786 AMAQI
1st Aug 2026707 AMAQI
1st Aug 2026698 AMAQI
1st Aug 2026769 AMAQI
1st Aug 20267610 AMAQI
1st Aug 20267411 AMAQI
1st Aug 20267412 PMAQI
1st Aug 2026791 PMAQI
1st Aug 2026722 PMAQI
1st Aug 2026713 PMAQI
1st Aug 2026664 PMAQI
1st Aug 2026745 PMAQI
1st Aug 2026766 PMAQI
1st Aug 2026667 PMAQI
1st Aug 2026658 PMAQI
1st Aug 2026699 PMAQI
1st Aug 20266810 PMAQI
1st Aug 20267211 PMAQI
2nd Aug 20267312 AMAQI
2nd Aug 2026741 AMAQI
2nd Aug 2026692 AMAQI
2nd Aug 2026603 AMAQI
2nd Aug 2026664 AMAQI

27°C24/31°C

2nd Aug 2026725 AMAQI
2nd Aug 2026746 AMAQI
2nd Aug 2026727 AMAQI
2nd Aug 2026738 AMAQI
2nd Aug 2026649 AMAQI
2nd Aug 20266910 AMAQI
2nd Aug 20266211 AMAQI
2nd Aug 20265712 PMAQI
2nd Aug 2026551 PMAQI
2nd Aug 2026522 PMAQI
2nd Aug 2026523 PMAQI
2nd Aug 2026514 PMAQI
2nd Aug 2026515 PMAQI
2nd Aug 2026516 PMAQI
2nd Aug 2026487 PMAQI
2nd Aug 2026518 PMAQI
2nd Aug 2026519 PMAQI
2nd Aug 20264910 PMAQI
2nd Aug 20265011 PMAQI
3rd Aug 20264612 AMAQI
3rd Aug 2026491 AMAQI
3rd Aug 2026442 AMAQI
3rd Aug 2026453 AMAQI
3rd Aug 2026534 AMAQI

27°C22/33°C

3rd Aug 2026555 AMAQI
3rd Aug 2026506 AMAQI
3rd Aug 2026467 AMAQI
3rd Aug 2026448 AMAQI
3rd Aug 2026449 AMAQI
3rd Aug 20264210 AMAQI
3rd Aug 20264811 AMAQI
3rd Aug 20265812 PMAQI
3rd Aug 2026541 PMAQI
3rd Aug 2026532 PMAQI
3rd Aug 2026533 PMAQI
3rd Aug 2026534 PMAQI
3rd Aug 2026545 PMAQI
3rd Aug 2026556 PMAQI
3rd Aug 2026537 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026489 PMAQI
3rd Aug 20264610 PMAQI
3rd Aug 20264811 PMAQI
4th Aug 20265212 AMAQI
4th Aug 2026491 AMAQI
4th Aug 2026462 AMAQI
4th Aug 2026443 AMAQI
4th Aug 2026464 AMAQI

28°C23/33°C

4th Aug 2026465 AMAQI
4th Aug 2026446 AMAQI
4th Aug 2026447 AMAQI
4th Aug 2026428 AMAQI
4th Aug 2026409 AMAQI
4th Aug 20263810 AMAQI
4th Aug 20263811 AMAQI
4th Aug 20263612 PMAQI
4th Aug 2026361 PMAQI
4th Aug 2026402 PMAQI
4th Aug 2026363 PMAQI
4th Aug 2026384 PMAQI
4th Aug 2026385 PMAQI
4th Aug 2026386 PMAQI
4th Aug 2026387 PMAQI
4th Aug 2026408 PMAQI
4th Aug 2026409 PMAQI
4th Aug 20264010 PMAQI
4th Aug 20264411 PMAQI
5th Aug 20265312 AMAQI
5th Aug 2026691 AMAQI
5th Aug 2026722 AMAQI
5th Aug 2026643 AMAQI
5th Aug 2026764 AMAQI

27°C22/33°C

5th Aug 2026815 AMAQI
5th Aug 2026716 AMAQI
5th Aug 2026577 AMAQI
5th Aug 2026548 AMAQI
5th Aug 2026649 AMAQI
5th Aug 20265410 AMAQI
5th Aug 20266511 AMAQI
5th Aug 20266512 PMAQI
5th Aug 2026641 PMAQI
5th Aug 2026442 PMAQI
5th Aug 2026553 PMAQI
5th Aug 2026544 PMAQI
5th Aug 2026525 PMAQI
5th Aug 2026536 PMAQI
5th Aug 2026587 PMAQI
5th Aug 2026698 PMAQI
5th Aug 2026599 PMAQI
5th Aug 20265810 PMAQI
5th Aug 20267311 PMAQI
6th Aug 20266912 AMAQI
6th Aug 2026681 AMAQI
6th Aug 2026622 AMAQI
6th Aug 2026693 AMAQI
6th Aug 2026514 AMAQI

28°C23/34°C

6th Aug 2026565 AMAQI
6th Aug 2026626 AMAQI
6th Aug 2026597 AMAQI
6th Aug 2026508 AMAQI
6th Aug 2026539 AMAQI
6th Aug 20265010 AMAQI
6th Aug 20264911 AMAQI
6th Aug 20265512 PMAQI
6th Aug 2026511 PMAQI
6th Aug 2026382 PMAQI
6th Aug 2026343 PMAQI
6th Aug 2026424 PMAQI
6th Aug 2026405 PMAQI
6th Aug 2026366 PMAQI
6th Aug 2026297 PMAQI
6th Aug 2026318 PMAQI
6th Aug 2026369 PMAQI
6th Aug 20264510 PMAQI
6th Aug 20265611 PMAQI
7th Aug 20266412 AMAQI
7th Aug 2026461 AMAQI
7th Aug 2026382 AMAQI
7th Aug 2026363 AMAQI
7th Aug 2026404 AMAQI

28°C22/35°C

7th Aug 2026445 AMAQI
7th Aug 2026426 AMAQI
7th Aug 2026447 AMAQI
7th Aug 2026488 AMAQI
7th Aug 2026499 AMAQI
7th Aug 20264610 AMAQI
7th Aug 20265011 AMAQI
7th Aug 20265012 PMAQI
7th Aug 2026651 PMAQI
7th Aug 2026492 PMAQI
7th Aug 2026463 PMAQI
7th Aug 2026504 PMAQI
7th Aug 2026535 PMAQI
7th Aug 2026516 PMAQI
7th Aug 2026497 PMAQI
7th Aug 2026488 PMAQI
7th Aug 2026449 PMAQI
7th Aug 20264610 PMAQI
7th Aug 20265511 PMAQI
8th Aug 20265312 AMAQI
8th Aug 2026511 AMAQI
8th Aug 2026522 AMAQI
8th Aug 2026463 AMAQI
8th Aug 2026424 AMAQI

28°C21/34°C

8th Aug 2026425 AMAQI
8th Aug 2026446 AMAQI
8th Aug 2026317 AMAQI
8th Aug 2026338 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20263110 AMAQI
8th Aug 20262911 AMAQI
8th Aug 20263612 PMAQI
8th Aug 2026361 PMAQI
8th Aug 2026272 PMAQI
8th Aug 2026253 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026235 PMAQI
8th Aug 2026296 PMAQI
8th Aug 2026277 PMAQI
8th Aug 2026318 PMAQI
8th Aug 2026319 PMAQI
8th Aug 20263110 PMAQI
8th Aug 20263311 PMAQI
9th Aug 20263612 AMAQI
9th Aug 2026361 AMAQI
9th Aug 2026332 AMAQI
9th Aug 2026333 AMAQI
9th Aug 2026364 AMAQI

24°C18/29°C

9th Aug 2026335 AMAQI
9th Aug 2026316 AMAQI
9th Aug 2026337 AMAQI
9th Aug 2026338 AMAQI
9th Aug 2026319 AMAQI
9th Aug 20262910 AMAQI
9th Aug 20263111 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026291 PMAQI
9th Aug 2026252 PMAQI
9th Aug 2026253 PMAQI
9th Aug 2026274 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026296 PMAQI
9th Aug 2026317 PMAQI
9th Aug 2026298 PMAQI
9th Aug 2026349 PMAQI
9th Aug 20264210 PMAQI
9th Aug 20263811 PMAQI
10th Aug 20264212 AMAQI
10th Aug 2026421 AMAQI
10th Aug 2026422 AMAQI
10th Aug 2026443 AMAQI
10th Aug 2026404 AMAQI

22°C16/29°C

10th Aug 2026385 AMAQI
10th Aug 2026366 AMAQI
10th Aug 2026337 AMAQI
10th Aug 2026368 AMAQI
10th Aug 2026369 AMAQI
10th Aug 20263310 AMAQI
10th Aug 20263111 AMAQI
10th Aug 20263812 PMAQI
10th Aug 2026421 PMAQI
10th Aug 2026272 PMAQI
10th Aug 2026333 PMAQI
10th Aug 2026314 PMAQI
10th Aug 2026335 PMAQI
10th Aug 2026316 PMAQI
10th Aug 2026337 PMAQI
10th Aug 2026318 PMAQI
10th Aug 2026349 PMAQI
10th Aug 20263810 PMAQI
10th Aug 20264011 PMAQI
11th Aug 20263812 AMAQI
11th Aug 2026381 AMAQI
11th Aug 2026462 AMAQI
11th Aug 2026443 AMAQI
11th Aug 2026384 AMAQI

23°C18/30°C

11th Aug 2026405 AMAQI
11th Aug 2026386 AMAQI
11th Aug 2026407 AMAQI
11th Aug 2026368 AMAQI
11th Aug 2026369 AMAQI
11th Aug 20263610 AMAQI
11th Aug 20263811 AMAQI
11th Aug 20263612 PMAQI
11th Aug 2026361 PMAQI
11th Aug 2026362 PMAQI
11th Aug 2026363 PMAQI
11th Aug 2026334 PMAQI
11th Aug 2026335 PMAQI
11th Aug 2026366 PMAQI
11th Aug 2026367 PMAQI
11th Aug 2026368 PMAQI
11th Aug 2026339 PMAQI
11th Aug 20263310 PMAQI
11th Aug 20263611 PMAQI
12th Aug 20263612 AMAQI
12th Aug 2026331 AMAQI
12th Aug 2026382 AMAQI
12th Aug 2026363 AMAQI
12th Aug 2026364 AMAQI

22°C16/31°C

12th Aug 2026385 AMAQI
12th Aug 2026296 AMAQI
12th Aug 2026317 AMAQI
12th Aug 2026348 AMAQI
12th Aug 2026339 AMAQI
12th Aug 20263810 AMAQI
12th Aug 20263411 AMAQI
12th Aug 20263312 PMAQI
12th Aug 2026381 PMAQI
12th Aug 2026362 PMAQI
12th Aug 2026383 PMAQI
12th Aug 2026384 PMAQI
12th Aug 2026385 PMAQI
12th Aug 2026386 PMAQI
12th Aug 2026387 PMAQI
12th Aug 2026408 PMAQI
12th Aug 2026409 PMAQI
12th Aug 20264210 PMAQI
12th Aug 20264411 PMAQI
13th Aug 20264212 AMAQI
13th Aug 2026481 AMAQI
13th Aug 2026492 AMAQI
13th Aug 2026463 AMAQI
13th Aug 2026464 AMAQI

21°C14/28°C

13th Aug 2026485 AMAQI
13th Aug 2026486 AMAQI
13th Aug 2026467 AMAQI
13th Aug 2026468 AMAQI
13th Aug 2026449 AMAQI
13th Aug 20264410 AMAQI
13th Aug 20264211 AMAQI
13th Aug 20264412 PMAQI
13th Aug 2026421 PMAQI
13th Aug 2026422 PMAQI
13th Aug 2026403 PMAQI
13th Aug 2026364 PMAQI
13th Aug 2026385 PMAQI
13th Aug 2026406 PMAQI
13th Aug 2026427 PMAQI
13th Aug 2026408 PMAQI
13th Aug 2026429 PMAQI
13th Aug 20264210 PMAQI
13th Aug 20264011 PMAQI
14th Aug 20264412 AMAQI
14th Aug 2026421 AMAQI
14th Aug 2026422 AMAQI
14th Aug 2026463 AMAQI
14th Aug 2026424 AMAQI

22°C17/27°C

14th Aug 2026445 AMAQI
14th Aug 2026466 AMAQI
14th Aug 2026427 AMAQI
14th Aug 2026408 AMAQI
14th Aug 2026389 AMAQI
14th Aug 20264010 AMAQI
14th Aug 20264011 AMAQI
14th Aug 20263812 PMAQI
14th Aug 2026331 PMAQI
14th Aug 2026362 PMAQI
14th Aug 2026333 PMAQI
14th Aug 2026314 PMAQI
14th Aug 2026335 PMAQI
14th Aug 2026336 PMAQI
14th Aug 2026337 PMAQI
14th Aug 2026298 PMAQI
14th Aug 2026299 PMAQI
14th Aug 20263110 PMAQI
14th Aug 20263311 PMAQI
15th Aug 20263412 AMAQI
15th Aug 2026361 AMAQI
15th Aug 2026362 AMAQI
15th Aug 2026383 AMAQI
15th Aug 2026334 AMAQI

23°C19/28°C

15th Aug 2026335 AMAQI
15th Aug 2026366 AMAQI
15th Aug 2026367 AMAQI
15th Aug 2026408 AMAQI
15th Aug 2026429 AMAQI
15th Aug 20264410 AMAQI
15th Aug 20264011 AMAQI
15th Aug 20264012 PMAQI
15th Aug 2026361 PMAQI
15th Aug 2026382 PMAQI
15th Aug 2026383 PMAQI
15th Aug 2026384 PMAQI
15th Aug 2026365 PMAQI
15th Aug 2026336 PMAQI
15th Aug 2026367 PMAQI
15th Aug 2026338 PMAQI
15th Aug 2026369 PMAQI
15th Aug 20263110 PMAQI
15th Aug 20263311 PMAQI
16th Aug 20263112 AMAQI
16th Aug 2026381 AMAQI
16th Aug 2026362 AMAQI
16th Aug 2026383 AMAQI
16th Aug 2026404 AMAQI

21°C19/24°C

16th Aug 2026335 AMAQI
16th Aug 2026406 AMAQI
16th Aug 2026387 AMAQI
16th Aug 2026388 AMAQI
16th Aug 2026409 AMAQI
16th Aug 20264010 AMAQI
16th Aug 20264011 AMAQI
16th Aug 20264012 PMAQI
16th Aug 2026401 PMAQI
16th Aug 2026422 PMAQI
16th Aug 2026403 PMAQI
16th Aug 2026444 PMAQI
16th Aug 2026405 PMAQI
16th Aug 2026426 PMAQI
16th Aug 2026407 PMAQI
16th Aug 2026388 PMAQI
16th Aug 2026409 PMAQI
16th Aug 20264210 PMAQI
16th Aug 20264411 PMAQI
17th Aug 20264212 AMAQI
17th Aug 2026401 AMAQI
17th Aug 2026402 AMAQI
17th Aug 2026383 AMAQI
17th Aug 2026404 AMAQI

22°C20/26°C

17th Aug 2026405 AMAQI
5 AM
17th Aug 2026366 AMAQI
17th Aug 2026387 AMAQI
17th Aug 2026368 AMAQI
17th Aug 2026389 AMAQI
17th Aug 20263810 AMAQI
17th Aug 20263311 AMAQI
17th Aug 20263812 PMAQI
12 PM
17th Aug 2026361 PMAQI
17th Aug 2026332 PMAQI
17th Aug 2026363 PMAQI
17th Aug 2026334 PMAQI
17th Aug 2026365 PMAQI
17th Aug 2026316 PMAQI
17th Aug 2026337 PMAQI
7 PM
17th Aug 2026338 PMAQI
17th Aug 2026339 PMAQI
17th Aug 20263310 PMAQI
17th Aug 20263111 PMAQI
12 AM
4 AM

12°C12/12°C

Day time
Avg. Highest Time
5 AM - 1 PM

42AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
5 AM - 7 PM

41AQI

15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 1 PM (Avg. 42), while the lowest AQI was between 5 AM to 7 PM (Avg. 41).
Night time
Avg. Highest Time
12 AM - 3 AM

42AQI

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

40AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 42), while the lowest AQI was between 8 PM to 10 PM (Avg. 40).

2026 Days Vs Air Quality

Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea

2026

44%

99

47%

105

8%

19

0.8%

2

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

Good
99 Days
Moderate
105 Days
Poor
19 Days
Unhealthy
2 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 44%

Health Risk Level:

Significant

In 2026, 44% of 229 days were within WHO’s safe air quality limits, and 56% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Cheorwon DMZ , Dongducheon, 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
42AQI (US)
2nd January 2026
46AQI (US)
3rd January 2026
64AQI (US)
4th January 2026
88AQI (US)
5th January 2026
86AQI (US)
6th January 2026
65AQI (US)
7th January 2026
82AQI (US)
8th January 2026
46AQI (US)
9th January 2026
61AQI (US)
10th January 2026
84AQI (US)
11th January 2026
51AQI (US)
12th January 2026
57AQI (US)
13th January 2026
60AQI (US)
14th January 2026
47AQI (US)
15th January 2026
88AQI (US)
16th January 2026
133AQI (US)
17th January 2026
126AQI (US)
18th January 2026
81AQI (US)
19th January 2026
78AQI (US)
20th January 2026
50AQI (US)
21st January 2026
59AQI (US)
22nd January 2026
45AQI (US)
23rd January 2026
45AQI (US)
24th January 2026
57AQI (US)
25th January 2026
44AQI (US)
26th January 2026
74AQI (US)
27th January 2026
75AQI (US)
28th January 2026
51AQI (US)
29th January 2026
50AQI (US)
30th January 2026
56AQI (US)
31st January 2026
38AQI (US)
1st February 2026
42AQI (US)
2nd February 2026
77AQI (US)
3rd February 2026
56AQI (US)
4th February 2026
109AQI (US)
5th February 2026
151AQI (US)
6th February 2026
86AQI (US)
7th February 2026
42AQI (US)
8th February 2026
37AQI (US)
9th February 2026
49AQI (US)
10th February 2026
101AQI (US)
11th February 2026
141AQI (US)
12th February 2026
123AQI (US)
13th February 2026
136AQI (US)
14th February 2026
153AQI (US)
15th February 2026
111AQI (US)
16th February 2026
52AQI (US)
17th February 2026
46AQI (US)
18th February 2026
73AQI (US)
19th February 2026
54AQI (US)
20th February 2026
79AQI (US)
21st February 2026
108AQI (US)
22nd February 2026
62AQI (US)
23rd February 2026
52AQI (US)
24th February 2026
40AQI (US)
25th February 2026
67AQI (US)
26th February 2026
67AQI (US)
27th February 2026
38AQI (US)
28th February 2026
53AQI (US)
1st March 2026
36AQI (US)
2nd March 2026
16AQI (US)
3rd March 2026
39AQI (US)
4th March 2026
76AQI (US)
5th March 2026
84AQI (US)
6th March 2026
73AQI (US)
7th March 2026
69AQI (US)
8th March 2026
68AQI (US)
9th March 2026
105AQI (US)
10th March 2026
115AQI (US)
11th March 2026
84AQI (US)
12th March 2026
98AQI (US)
13th March 2026
57AQI (US)
14th March 2026
68AQI (US)
15th March 2026
97AQI (US)
16th March 2026
101AQI (US)
17th March 2026
103AQI (US)
18th March 2026
99AQI (US)
19th March 2026
64AQI (US)
20th March 2026
83AQI (US)
21st March 2026
94AQI (US)
22nd March 2026
81AQI (US)
23rd March 2026
91AQI (US)
24th March 2026
129AQI (US)
25th March 2026
88AQI (US)
26th March 2026
97AQI (US)
27th March 2026
126AQI (US)
28th March 2026
111AQI (US)
29th March 2026
94AQI (US)
30th March 2026
110AQI (US)
31st March 2026
61AQI (US)
1st April 2026
62AQI (US)
2nd April 2026
74AQI (US)
3rd April 2026
104AQI (US)
4th April 2026
84AQI (US)
5th April 2026
85AQI (US)
6th April 2026
54AQI (US)
7th April 2026
42AQI (US)
8th April 2026
64AQI (US)
9th April 2026
49AQI (US)
10th April 2026
37AQI (US)
11th April 2026
70AQI (US)
12th April 2026
52AQI (US)
13th April 2026
49AQI (US)
14th April 2026
65AQI (US)
15th April 2026
66AQI (US)
16th April 2026
44AQI (US)
17th April 2026
18th April 2026
54AQI (US)
19th April 2026
66AQI (US)
20th April 2026
67AQI (US)
21st April 2026
71AQI (US)
22nd April 2026
23rd April 2026
55AQI (US)
24th April 2026
46AQI (US)
25th April 2026
51AQI (US)
26th April 2026
39AQI (US)
27th April 2026
54AQI (US)
28th April 2026
52AQI (US)
29th April 2026
36AQI (US)
30th April 2026
42AQI (US)
1st May 2026
52AQI (US)
2nd May 2026
105AQI (US)
3rd May 2026
75AQI (US)
4th May 2026
38AQI (US)
5th May 2026
38AQI (US)
6th May 2026
46AQI (US)
7th May 2026
55AQI (US)
8th May 2026
38AQI (US)
9th May 2026
10th May 2026
44AQI (US)
11th May 2026
42AQI (US)
12th May 2026
45AQI (US)
13th May 2026
47AQI (US)
14th May 2026
43AQI (US)
15th May 2026
64AQI (US)
16th May 2026
77AQI (US)
17th May 2026
65AQI (US)
18th May 2026
56AQI (US)
19th May 2026
53AQI (US)
20th May 2026
64AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
75AQI (US)
23rd May 2026
70AQI (US)
24th May 2026
70AQI (US)
25th May 2026
65AQI (US)
26th May 2026
47AQI (US)
27th May 2026
33AQI (US)
28th May 2026
20AQI (US)
29th May 2026
47AQI (US)
30th May 2026
44AQI (US)
31st May 2026
51AQI (US)
1st June 2026
44AQI (US)
2nd June 2026
57AQI (US)
3rd June 2026
59AQI (US)
4th June 2026
66AQI (US)
5th June 2026
24AQI (US)
6th June 2026
31AQI (US)
7th June 2026
23AQI (US)
8th June 2026
22AQI (US)
9th June 2026
26AQI (US)
10th June 2026
40AQI (US)
11th June 2026
63AQI (US)
12th June 2026
62AQI (US)
13th June 2026
49AQI (US)
14th June 2026
58AQI (US)
15th June 2026
36AQI (US)
16th June 2026
65AQI (US)
17th June 2026
75AQI (US)
18th June 2026
56AQI (US)
19th June 2026
60AQI (US)
20th June 2026
22AQI (US)
21st June 2026
26AQI (US)
22nd June 2026
42AQI (US)
23rd June 2026
37AQI (US)
24th June 2026
23AQI (US)
25th June 2026
28AQI (US)
26th June 2026
29AQI (US)
27th June 2026
45AQI (US)
28th June 2026
57AQI (US)
29th June 2026
60AQI (US)
30th June 2026
65AQI (US)
1st July 2026
57AQI (US)
2nd July 2026
47AQI (US)
3rd July 2026
61AQI (US)
4th July 2026
50AQI (US)
5th July 2026
45AQI (US)
6th July 2026
33AQI (US)
7th July 2026
42AQI (US)
8th July 2026
31AQI (US)
9th July 2026
26AQI (US)
10th July 2026
27AQI (US)
11th July 2026
37AQI (US)
12th July 2026
32AQI (US)
13th July 2026
37AQI (US)
14th July 2026
38AQI (US)
15th July 2026
26AQI (US)
16th July 2026
79AQI (US)
17th July 2026
70AQI (US)
18th July 2026
48AQI (US)
19th July 2026
36AQI (US)
20th July 2026
32AQI (US)
21st July 2026
29AQI (US)
22nd July 2026
26AQI (US)
23rd July 2026
27AQI (US)
24th July 2026
46AQI (US)
25th July 2026
46AQI (US)
26th July 2026
30AQI (US)
27th July 2026
29AQI (US)
28th July 2026
43AQI (US)
29th July 2026
52AQI (US)
30th July 2026
39AQI (US)
31st July 2026
46AQI (US)
1st August 2026
72AQI (US)
2nd August 2026
60AQI (US)
3rd August 2026
50AQI (US)
4th August 2026
41AQI (US)
5th August 2026
62AQI (US)
6th August 2026
50AQI (US)
7th August 2026
48AQI (US)
8th August 2026
35AQI (US)
9th August 2026
32AQI (US)
10th August 2026
36AQI (US)
11th August 2026
37AQI (US)
12th August 2026
37AQI (US)
13th August 2026
43AQI (US)
14th August 2026
37AQI (US)
15th August 2026
36AQI (US)
16th August 2026
39AQI (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

65AQI (US)

79AQI (US)

84AQI (US)

58AQI (US)

55AQI (US)

45AQI (US)

41AQI (US)

45AQI (US)

No. of days

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

202660AQI (US)

10
19
2
7
12
7
2
3
20
8
9
18
1
14
15
1
17
13
26
5
13
3
99
105
19
2

Highest AQI (US) recorded in

March

84AQI (US)

Lowest AQI (US) recorded in

July

41AQI (US)

202563AQI (US)

2
25
4
1
26
1
2
22
7
2
28
8
23
30
15
16
19
12
24
6
14
17
26
4
2
25
4
89
256
20

Highest AQI (US) recorded in

March

84AQI (US)

Lowest AQI (US) recorded in

September

44AQI (US)

202460AQI (US)

1
22
7
9
12
8
3
22
4
1
1
25
4
9
22
12
16
2
24
7
17
14
26
4
16
15
14
16
5
26
137
201
25
1

Highest AQI (US) recorded in

January

87AQI (US)

Lowest AQI (US) recorded in

September

36AQI (US)

202370AQI (US)

3
19
6
2
19
9
22
9
1
23
3
3
30
1
3
27
16
12
27
4
15
15
7
23
1
4
21
4
7
20
4
83
235
37
5

Highest AQI (US) recorded in

February

91AQI (US)

Lowest AQI (US) recorded in

August

38AQI (US)

202262AQI (US)

2
23
3
1
1
15
5
9
19
3
7
21
2
11
18
2
23
6
1
17
4
1
21
7
10
21
2
26
2
2
25
4
106
185
22
1

Highest AQI (US) recorded in

January

78AQI (US)

Lowest AQI (US) recorded in

August

30AQI (US)

202155AQI (US)

3
13
16
2
12
18
26
5
20
8
28
2
14
17
7
19
4
7
21
3
127
109
7
2

Highest AQI (US) recorded in

November

77AQI (US)

Lowest AQI (US) recorded in

September

36AQI (US)

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
70AQI (US)
Least Polluted Year Recorded
2021(Avg.)
55AQI (US)

Cheorwon DMZ 's annual 2026 AQI (US) (60) shows an average percentage change of -2.6% (improved AQI (US)) compared to previous years: 2021 (55), 2022 (62), 2023 (70), 2024 (60), 2025 (63).