Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Yongam Dong, Cheongju, Chungbuk, 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

Yongam Dong, Cheongju, Chungbuk, South Korea

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Aug 2024
92AQI
Lowest AQI recorded on
9th Aug 2023
15AQI

Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 60 of Moderate air quality, showing improvement over 2024 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 5th Aug - 6th Aug 2025

Yongam Dong, Cheongju, Chungbuk, South Korea

AQI
Day
Night
.

5 AM5th Aug 2025

7 PM

4 AM6th Aug 2025

Day time
Avg. Highest Time
5AM5th Aug

55AQI

Avg. Lowest Time
7PM5th Aug

42AQI

Night time
Avg. Highest Time
1AM6th Aug

54AQI

Avg. Lowest Time
8PM5th Aug

44AQI

In the last 24 hours,

Yongam Dong's AQI reached its highest point of 55 at 5 AM during the Day, while the lowest point, 42, was recorded at 7 PM during the Day between 5th Aug and 6th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Yongam Dong, Cheongju, Chungbuk, South Korea

JulAug
07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th
Day
Night
7th Jul 2025505 AMAQI
7th Jul 2025516 AMAQI
7th Jul 2025517 AMAQI
7th Jul 2025518 AMAQI
7th Jul 2025529 AMAQI
7th Jul 20255610 AMAQI
7th Jul 20255611 AMAQI
7th Jul 20255912 PMAQI
7th Jul 2025651 PMAQI
7th Jul 2025672 PMAQI
7th Jul 2025673 PMAQI
7th Jul 2025684 PMAQI
7th Jul 2025675 PMAQI
7th Jul 2025676 PMAQI
7th Jul 2025697 PMAQI
7th Jul 2025748 PMAQI
7th Jul 2025639 PMAQI
7th Jul 20256610 PMAQI
7th Jul 20256411 PMAQI
8th Jul 20256312 AMAQI
8th Jul 2025631 AMAQI
8th Jul 2025582 AMAQI
8th Jul 2025513 AMAQI
8th Jul 2025524 AMAQI

28°C22/35°C

8th Jul 2025525 AMAQI
8th Jul 2025536 AMAQI
8th Jul 2025537 AMAQI
8th Jul 2025528 AMAQI
8th Jul 2025649 AMAQI
8th Jul 20257010 AMAQI
8th Jul 20256111 AMAQI
8th Jul 20255812 PMAQI
8th Jul 2025561 PMAQI
8th Jul 2025562 PMAQI
8th Jul 2025563 PMAQI
8th Jul 2025564 PMAQI
8th Jul 2025565 PMAQI
8th Jul 2025566 PMAQI
8th Jul 2025567 PMAQI
8th Jul 2025578 PMAQI
8th Jul 2025569 PMAQI
8th Jul 20255810 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20255812 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025552 AMAQI
9th Jul 2025563 AMAQI
9th Jul 2025564 AMAQI

29°C23/36°C

9th Jul 2025575 AMAQI
9th Jul 2025566 AMAQI
9th Jul 2025577 AMAQI
9th Jul 2025578 AMAQI
9th Jul 2025559 AMAQI
9th Jul 20255410 AMAQI
9th Jul 20255311 AMAQI
9th Jul 20255412 PMAQI
9th Jul 2025501 PMAQI
9th Jul 2025492 PMAQI
9th Jul 2025473 PMAQI
9th Jul 2025464 PMAQI
9th Jul 2025475 PMAQI
9th Jul 2025486 PMAQI
9th Jul 2025477 PMAQI
9th Jul 2025428 PMAQI
9th Jul 2025529 PMAQI
9th Jul 20255310 PMAQI
9th Jul 20255211 PMAQI
10th Jul 20254912 AMAQI
10th Jul 2025501 AMAQI
10th Jul 2025492 AMAQI
10th Jul 2025563 AMAQI
10th Jul 2025564 AMAQI

28°C23/35°C

10th Jul 2025555 AMAQI
10th Jul 2025556 AMAQI
10th Jul 2025557 AMAQI
10th Jul 2025568 AMAQI
10th Jul 2025389 AMAQI
10th Jul 20253710 AMAQI
10th Jul 20253411 AMAQI
10th Jul 20252912 PMAQI
10th Jul 2025311 PMAQI
10th Jul 2025312 PMAQI
10th Jul 2025323 PMAQI
10th Jul 2025304 PMAQI
10th Jul 2025305 PMAQI
10th Jul 2025296 PMAQI
10th Jul 2025277 PMAQI
10th Jul 2025508 PMAQI
10th Jul 2025589 PMAQI
10th Jul 20255810 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025584 AMAQI

27°C21/34°C

11th Jul 2025585 AMAQI
11th Jul 2025586 AMAQI
11th Jul 2025537 AMAQI
11th Jul 2025538 AMAQI
11th Jul 2025289 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252411 AMAQI
11th Jul 20252512 PMAQI
11th Jul 2025301 PMAQI
11th Jul 2025342 PMAQI
11th Jul 2025303 PMAQI
11th Jul 2025384 PMAQI
11th Jul 2025415 PMAQI
11th Jul 2025426 PMAQI
11th Jul 2025407 PMAQI
11th Jul 2025468 PMAQI
11th Jul 2025539 PMAQI
11th Jul 20255210 PMAQI
11th Jul 20255211 PMAQI
12th Jul 20255212 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025572 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025564 AMAQI

26°C21/33°C

12th Jul 2025545 AMAQI
12th Jul 2025546 AMAQI
12th Jul 2025547 AMAQI
12th Jul 2025548 AMAQI
12th Jul 2025409 AMAQI
12th Jul 20253510 AMAQI
12th Jul 20253911 AMAQI
12th Jul 20253812 PMAQI
12th Jul 2025381 PMAQI
12th Jul 2025352 PMAQI
12th Jul 2025323 PMAQI
12th Jul 2025344 PMAQI
12th Jul 2025415 PMAQI
12th Jul 2025326 PMAQI
12th Jul 2025487 PMAQI
12th Jul 2025508 PMAQI
12th Jul 2025529 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20254712 AMAQI
13th Jul 2025521 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI

26°C19/33°C

13th Jul 2025535 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20255210 AMAQI
13th Jul 20255311 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025541 PMAQI
13th Jul 2025562 PMAQI
13th Jul 2025603 PMAQI
13th Jul 2025604 PMAQI
13th Jul 2025705 PMAQI
13th Jul 2025736 PMAQI
13th Jul 2025757 PMAQI
13th Jul 2025758 PMAQI
13th Jul 2025659 PMAQI
13th Jul 20256510 PMAQI
13th Jul 20255911 PMAQI
14th Jul 20255812 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025533 AMAQI
14th Jul 2025544 AMAQI

23°C19/28°C

14th Jul 2025545 AMAQI
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025399 AMAQI
14th Jul 20253310 AMAQI
14th Jul 20255311 AMAQI
14th Jul 20255512 PMAQI
14th Jul 2025591 PMAQI
14th Jul 2025602 PMAQI
14th Jul 2025633 PMAQI
14th Jul 2025624 PMAQI
14th Jul 2025695 PMAQI
14th Jul 2025356 PMAQI
14th Jul 2025347 PMAQI
14th Jul 2025388 PMAQI
14th Jul 2025509 PMAQI
14th Jul 20255010 PMAQI
14th Jul 20254111 PMAQI
15th Jul 20254012 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025544 AMAQI

22°C19/27°C

15th Jul 2025545 AMAQI
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20251310 AMAQI
15th Jul 20251611 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025221 PMAQI
15th Jul 2025222 PMAQI
15th Jul 2025253 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025255 PMAQI
15th Jul 2025196 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254711 PMAQI
16th Jul 20254812 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025532 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025524 AMAQI

21°C19/24°C

16th Jul 2025515 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025518 AMAQI
16th Jul 2025529 AMAQI
16th Jul 20255410 AMAQI
16th Jul 20255311 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025481 PMAQI
16th Jul 2025552 PMAQI
16th Jul 2025563 PMAQI
16th Jul 2025504 PMAQI
16th Jul 2025525 PMAQI
16th Jul 2025536 PMAQI
16th Jul 2025437 PMAQI
16th Jul 2025388 PMAQI
16th Jul 2025459 PMAQI
16th Jul 20254510 PMAQI
16th Jul 20254811 PMAQI
17th Jul 20254812 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025522 AMAQI
17th Jul 2025523 AMAQI
17th Jul 2025524 AMAQI

21°C19/24°C

17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025528 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252110 AMAQI
17th Jul 20252011 AMAQI
17th Jul 20252112 PMAQI
17th Jul 2025241 PMAQI
17th Jul 2025182 PMAQI
17th Jul 2025203 PMAQI
17th Jul 2025204 PMAQI
17th Jul 2025205 PMAQI
17th Jul 2025216 PMAQI
17th Jul 2025247 PMAQI
17th Jul 2025248 PMAQI
17th Jul 2025389 PMAQI
17th Jul 20253710 PMAQI
17th Jul 20253711 PMAQI
18th Jul 20253612 AMAQI
18th Jul 2025481 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025514 AMAQI

23°C20/26°C

18th Jul 2025485 AMAQI
18th Jul 2025486 AMAQI
18th Jul 2025487 AMAQI
18th Jul 2025478 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252411 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025301 PMAQI
18th Jul 2025292 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025225 PMAQI
18th Jul 2025196 PMAQI
18th Jul 2025257 PMAQI
18th Jul 2025358 PMAQI
18th Jul 2025469 PMAQI
18th Jul 20254410 PMAQI
18th Jul 20254011 PMAQI
19th Jul 20254112 AMAQI
19th Jul 2025471 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025493 AMAQI
19th Jul 2025474 AMAQI

23°C20/27°C

19th Jul 2025435 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025219 AMAQI
19th Jul 20251210 AMAQI
19th Jul 20251211 AMAQI
19th Jul 20251412 PMAQI
19th Jul 2025181 PMAQI
19th Jul 2025172 PMAQI
19th Jul 2025163 PMAQI
19th Jul 2025164 PMAQI
19th Jul 2025155 PMAQI
19th Jul 2025156 PMAQI
19th Jul 2025167 PMAQI
19th Jul 2025238 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20253410 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253212 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
20th Jul 2025444 AMAQI

25°C22/28°C

20th Jul 2025405 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20251710 AMAQI
20th Jul 20252211 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025241 PMAQI
20th Jul 2025222 PMAQI
20th Jul 2025223 PMAQI
20th Jul 2025294 PMAQI
20th Jul 2025475 PMAQI
20th Jul 2025446 PMAQI
20th Jul 2025447 PMAQI
20th Jul 2025468 PMAQI
20th Jul 2025449 PMAQI
20th Jul 20254210 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20254512 AMAQI
21st Jul 2025421 AMAQI
21st Jul 2025412 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025404 AMAQI

27°C22/33°C

21st Jul 2025385 AMAQI
21st Jul 2025376 AMAQI
21st Jul 2025377 AMAQI
21st Jul 2025378 AMAQI
21st Jul 2025459 AMAQI
21st Jul 20255610 AMAQI
21st Jul 20255911 AMAQI
21st Jul 20255812 PMAQI
21st Jul 2025571 PMAQI
21st Jul 2025502 PMAQI
21st Jul 2025463 PMAQI
21st Jul 2025444 PMAQI
21st Jul 2025405 PMAQI
21st Jul 2025466 PMAQI
21st Jul 2025387 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025329 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253011 PMAQI
22nd Jul 20253112 AMAQI
22nd Jul 2025391 AMAQI
22nd Jul 2025412 AMAQI
22nd Jul 2025413 AMAQI
22nd Jul 2025424 AMAQI

27°C22/31°C

22nd Jul 2025445 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025447 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20253710 AMAQI
22nd Jul 20253711 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025271 PMAQI
22nd Jul 2025282 PMAQI
22nd Jul 2025293 PMAQI
22nd Jul 2025314 PMAQI
22nd Jul 2025315 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025307 PMAQI
22nd Jul 2025308 PMAQI
22nd Jul 2025369 PMAQI
22nd Jul 20253810 PMAQI
22nd Jul 20253811 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025481 AMAQI
23rd Jul 2025482 AMAQI
23rd Jul 2025413 AMAQI
23rd Jul 2025404 AMAQI

26°C22/31°C

23rd Jul 2025385 AMAQI
23rd Jul 2025396 AMAQI
23rd Jul 2025397 AMAQI
23rd Jul 2025398 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20255410 AMAQI
23rd Jul 20255811 AMAQI
23rd Jul 20256512 PMAQI
23rd Jul 2025521 PMAQI
23rd Jul 2025532 PMAQI
23rd Jul 2025523 PMAQI
23rd Jul 2025534 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025506 PMAQI
23rd Jul 2025527 PMAQI
23rd Jul 2025548 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255310 PMAQI
23rd Jul 20255111 PMAQI
24th Jul 20254212 AMAQI
24th Jul 2025421 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI
24th Jul 2025444 AMAQI

27°C22/32°C

24th Jul 2025465 AMAQI
24th Jul 2025466 AMAQI
24th Jul 2025467 AMAQI
24th Jul 2025458 AMAQI
24th Jul 2025549 AMAQI
24th Jul 20255810 AMAQI
24th Jul 20255911 AMAQI
24th Jul 20256312 PMAQI
24th Jul 2025661 PMAQI
24th Jul 2025702 PMAQI
24th Jul 2025653 PMAQI
24th Jul 2025634 PMAQI
24th Jul 2025635 PMAQI
24th Jul 2025566 PMAQI
24th Jul 2025667 PMAQI
24th Jul 2025668 PMAQI
24th Jul 2025609 PMAQI
24th Jul 20255910 PMAQI
24th Jul 20255911 PMAQI
25th Jul 20256012 AMAQI
25th Jul 2025611 AMAQI
25th Jul 2025572 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025464 AMAQI

27°C22/34°C

25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025518 AMAQI
25th Jul 2025629 AMAQI
25th Jul 20256410 AMAQI
25th Jul 20256711 AMAQI
25th Jul 20256212 PMAQI
25th Jul 2025581 PMAQI
25th Jul 2025452 PMAQI
25th Jul 2025383 PMAQI
25th Jul 2025344 PMAQI
25th Jul 2025355 PMAQI
25th Jul 2025336 PMAQI
25th Jul 2025337 PMAQI
25th Jul 2025408 PMAQI
25th Jul 2025489 PMAQI
25th Jul 20254910 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255512 AMAQI
26th Jul 2025551 AMAQI
26th Jul 2025532 AMAQI
26th Jul 2025533 AMAQI
26th Jul 2025544 AMAQI

28°C22/35°C

26th Jul 2025545 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025439 AMAQI
26th Jul 20253310 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20252412 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025243 PMAQI
26th Jul 2025264 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025346 PMAQI
26th Jul 2025297 PMAQI
26th Jul 2025358 PMAQI
26th Jul 2025489 PMAQI
26th Jul 20254710 PMAQI
26th Jul 20255011 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025531 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025533 AMAQI
27th Jul 2025524 AMAQI

28°C22/35°C

27th Jul 2025515 AMAQI
27th Jul 2025516 AMAQI
27th Jul 2025517 AMAQI
27th Jul 2025518 AMAQI
27th Jul 2025359 AMAQI
27th Jul 20251610 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20252012 PMAQI
27th Jul 2025201 PMAQI
27th Jul 2025182 PMAQI
27th Jul 2025183 PMAQI
27th Jul 2025204 PMAQI
27th Jul 2025185 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025237 PMAQI
27th Jul 2025288 PMAQI
27th Jul 2025389 PMAQI
27th Jul 20254210 PMAQI
27th Jul 20254011 PMAQI
28th Jul 20254012 AMAQI
28th Jul 2025481 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025504 AMAQI

29°C23/36°C

28th Jul 2025475 AMAQI
28th Jul 2025476 AMAQI
28th Jul 2025477 AMAQI
28th Jul 2025478 AMAQI
28th Jul 2025349 AMAQI
28th Jul 20253410 AMAQI
28th Jul 20253211 AMAQI
28th Jul 20253512 PMAQI
28th Jul 2025451 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025543 PMAQI
28th Jul 2025544 PMAQI
28th Jul 2025545 PMAQI
28th Jul 2025536 PMAQI
28th Jul 2025527 PMAQI
28th Jul 2025568 PMAQI
28th Jul 2025579 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255511 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025501 AMAQI
29th Jul 2025502 AMAQI
29th Jul 2025493 AMAQI
29th Jul 2025484 AMAQI

28°C23/34°C

29th Jul 2025485 AMAQI
29th Jul 2025476 AMAQI
29th Jul 2025487 AMAQI
29th Jul 2025488 AMAQI
29th Jul 2025679 AMAQI
29th Jul 20257210 AMAQI
29th Jul 20257011 AMAQI
29th Jul 20256912 PMAQI
29th Jul 2025651 PMAQI
29th Jul 2025662 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025404 PMAQI
29th Jul 2025465 PMAQI
29th Jul 2025406 PMAQI
29th Jul 2025347 PMAQI
29th Jul 2025398 PMAQI
29th Jul 2025409 PMAQI
29th Jul 20254410 PMAQI
29th Jul 20254711 PMAQI
30th Jul 20254712 AMAQI
30th Jul 2025501 AMAQI
30th Jul 2025512 AMAQI
30th Jul 2025513 AMAQI
30th Jul 2025514 AMAQI

29°C23/36°C

30th Jul 2025545 AMAQI
30th Jul 2025546 AMAQI
30th Jul 2025547 AMAQI
30th Jul 2025548 AMAQI
30th Jul 2025569 AMAQI
30th Jul 20255810 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20254312 PMAQI
30th Jul 2025441 PMAQI
30th Jul 2025462 PMAQI
30th Jul 2025393 PMAQI
30th Jul 2025334 PMAQI
30th Jul 2025425 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025527 PMAQI
30th Jul 2025548 PMAQI
30th Jul 2025569 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255811 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025521 AMAQI
31st Jul 2025522 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI

28°C23/34°C

31st Jul 2025525 AMAQI
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255210 AMAQI
31st Jul 20255811 AMAQI
31st Jul 20255612 PMAQI
31st Jul 2025561 PMAQI
31st Jul 2025522 PMAQI
31st Jul 2025523 PMAQI
31st Jul 2025504 PMAQI
31st Jul 2025475 PMAQI
31st Jul 2025426 PMAQI
31st Jul 2025457 PMAQI
31st Jul 2025488 PMAQI
31st Jul 2025529 PMAQI
31st Jul 20255310 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20255412 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025532 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025544 AMAQI

28°C22/34°C

1st Aug 2025545 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025548 AMAQI
1st Aug 2025539 AMAQI
1st Aug 20256110 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025581 PMAQI
1st Aug 2025572 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025594 PMAQI
1st Aug 2025585 PMAQI
1st Aug 2025586 PMAQI
1st Aug 2025577 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025589 PMAQI
1st Aug 20256010 PMAQI
1st Aug 20255911 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025544 AMAQI

28°C22/34°C

2nd Aug 2025555 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025557 AMAQI
2nd Aug 2025558 AMAQI
2nd Aug 2025769 AMAQI
2nd Aug 20257510 AMAQI
2nd Aug 20257011 AMAQI
2nd Aug 20258412 PMAQI
2nd Aug 2025731 PMAQI
2nd Aug 2025632 PMAQI
2nd Aug 2025663 PMAQI
2nd Aug 2025664 PMAQI
2nd Aug 2025615 PMAQI
2nd Aug 2025676 PMAQI
2nd Aug 2025637 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025589 PMAQI
2nd Aug 20255710 PMAQI
2nd Aug 20256011 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025553 AMAQI
3rd Aug 2025574 AMAQI

28°C24/34°C

3rd Aug 2025585 AMAQI
3rd Aug 2025576 AMAQI
3rd Aug 2025577 AMAQI
3rd Aug 2025588 AMAQI
3rd Aug 2025599 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256411 AMAQI
3rd Aug 20256712 PMAQI
3rd Aug 2025701 PMAQI
3rd Aug 2025652 PMAQI
3rd Aug 2025723 PMAQI
3rd Aug 2025634 PMAQI
3rd Aug 2025615 PMAQI
3rd Aug 2025646 PMAQI
3rd Aug 2025637 PMAQI
3rd Aug 2025588 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255510 PMAQI
3rd Aug 20255011 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025552 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025584 AMAQI

25°C24/28°C

4th Aug 2025585 AMAQI
4th Aug 2025586 AMAQI
4th Aug 2025587 AMAQI
4th Aug 2025588 AMAQI
4th Aug 2025349 AMAQI
4th Aug 20253810 AMAQI
4th Aug 20253611 AMAQI
4th Aug 20253612 PMAQI
4th Aug 2025401 PMAQI
4th Aug 2025342 PMAQI
4th Aug 2025403 PMAQI
4th Aug 2025394 PMAQI
4th Aug 2025485 PMAQI
4th Aug 2025446 PMAQI
4th Aug 2025347 PMAQI
4th Aug 2025528 PMAQI
4th Aug 2025569 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255611 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025531 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025563 AMAQI
5th Aug 2025554 AMAQI

26°C22/30°C

5th Aug 2025555 AMAQI
5th Aug 2025546 AMAQI
5th Aug 2025547 AMAQI
5th Aug 2025548 AMAQI
5th Aug 2025429 AMAQI
5th Aug 20254210 AMAQI
5th Aug 20255211 AMAQI
5th Aug 20255012 PMAQI
5th Aug 2025461 PMAQI
5th Aug 2025512 PMAQI
5th Aug 2025443 PMAQI
5th Aug 2025444 PMAQI
5th Aug 2025465 PMAQI
5th Aug 2025466 PMAQI
5th Aug 2025427 PMAQI
5th Aug 2025448 PMAQI
5th Aug 2025489 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025541 AMAQI
6th Aug 2025542 AMAQI
6th Aug 2025543 AMAQI
6th Aug 2025544 AMAQI

26°C21/32°C

6th Aug 2025535 AMAQI
5 AM
6th Aug 2025546 AMAQI
6th Aug 2025537 AMAQI
6th Aug 2025538 AMAQI
6th Aug 2025289 AMAQI
6th Aug 20253010 AMAQI
6th Aug 20253011 AMAQI
6th Aug 20253412 PMAQI
12 PM
6th Aug 2025271 PMAQI
6th Aug 2025392 PMAQI
6th Aug 2025393 PMAQI
6th Aug 2025384 PMAQI
6th Aug 2025415 PMAQI
6th Aug 2025406 PMAQI
6th Aug 2025447 PMAQI
7 PM
6th Aug 2025488 PMAQI
6th Aug 2025489 PMAQI
6th Aug 20254810 PMAQI
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 8 AM

51AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
9 AM - 7 PM

44AQI

11 hours / Day
330 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 51), while the lowest AQI was between 9 AM to 7 PM (Avg. 44).
Night time
Avg. Highest Time
1 AM - 4 AM

52AQI

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

46AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 52), while the lowest AQI was between 8 PM to 8 PM (Avg. 46).

2025 Days Vs Air Quality

Yongam Dong, Cheongju, Chungbuk, South Korea

2025

27%

57

68%

146

6%

12

Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)

Good
57 Days
Moderate
146 Days
Poor
12 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 27%

Health Risk Level:

Very high

In 2025, 27% of 218 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.

Annual Air Quality Insights

Yongam Dong, Cheongju, Chungbuk, South Korea

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

1st January 2025
70AQI
2nd January 2025
70AQI
3rd January 2025
59AQI
4th January 2025
60AQI
5th January 2025
63AQI
6th January 2025
89AQI
7th January 2025
55AQI
8th January 2025
63AQI
9th January 2025
41AQI
10th January 2025
62AQI
11th January 2025
62AQI
12th January 2025
84AQI
13th January 2025
90AQI
14th January 2025
90AQI
15th January 2025
59AQI
16th January 2025
70AQI
17th January 2025
95AQI
18th January 2025
97AQI
19th January 2025
96AQI
20th January 2025
112AQI
21st January 2025
141AQI
22nd January 2025
140AQI
23rd January 2025
128AQI
24th January 2025
125AQI
25th January 2025
90AQI
26th January 2025
65AQI
27th January 2025
68AQI
28th January 2025
55AQI
29th January 2025
63AQI
30th January 2025
60AQI
31st January 2025
82AQI
1st February 2025
94AQI
2nd February 2025
90AQI
3rd February 2025
62AQI
4th February 2025
54AQI
5th February 2025
46AQI
6th February 2025
52AQI
7th February 2025
47AQI
8th February 2025
48AQI
9th February 2025
56AQI
10th February 2025
59AQI
11th February 2025
81AQI
12th February 2025
79AQI
13th February 2025
54AQI
14th February 2025
80AQI
15th February 2025
58AQI
16th February 2025
102AQI
17th February 2025
54AQI
18th February 2025
65AQI
19th February 2025
56AQI
20th February 2025
59AQI
21st February 2025
58AQI
22nd February 2025
63AQI
23rd February 2025
60AQI
24th February 2025
59AQI
25th February 2025
56AQI
26th February 2025
77AQI
27th February 2025
65AQI
28th February 2025
80AQI
1st March 2025
106AQI
2nd March 2025
88AQI
3rd March 2025
59AQI
4th March 2025
49AQI
5th March 2025
45AQI
6th March 2025
71AQI
7th March 2025
87AQI
8th March 2025
77AQI
9th March 2025
91AQI
10th March 2025
89AQI
11th March 2025
105AQI
12th March 2025
96AQI
13th March 2025
96AQI
14th March 2025
83AQI
15th March 2025
57AQI
16th March 2025
70AQI
17th March 2025
61AQI
18th March 2025
73AQI
19th March 2025
77AQI
20th March 2025
87AQI
21st March 2025
95AQI
22nd March 2025
102AQI
23rd March 2025
104AQI
24th March 2025
103AQI
25th March 2025
124AQI
26th March 2025
80AQI
27th March 2025
90AQI
28th March 2025
73AQI
29th March 2025
52AQI
30th March 2025
57AQI
31st March 2025
60AQI
1st April 2025
75AQI
2nd April 2025
72AQI
3rd April 2025
81AQI
4th April 2025
84AQI
5th April 2025
68AQI
6th April 2025
68AQI
7th April 2025
64AQI
8th April 2025
75AQI
9th April 2025
65AQI
10th April 2025
74AQI
11th April 2025
79AQI
12th April 2025
63AQI
13th April 2025
59AQI
14th April 2025
45AQI
15th April 2025
57AQI
16th April 2025
62AQI
17th April 2025
65AQI
18th April 2025
79AQI
19th April 2025
56AQI
20th April 2025
60AQI
21st April 2025
46AQI
22nd April 2025
41AQI
23rd April 2025
33AQI
24th April 2025
58AQI
25th April 2025
62AQI
26th April 2025
52AQI
27th April 2025
45AQI
28th April 2025
55AQI
29th April 2025
62AQI
30th April 2025
57AQI
1st May 2025
51AQI
2nd May 2025
53AQI
3rd May 2025
50AQI
4th May 2025
46AQI
5th May 2025
50AQI
6th May 2025
48AQI
7th May 2025
53AQI
8th May 2025
69AQI
9th May 2025
46AQI
10th May 2025
47AQI
11th May 2025
64AQI
12th May 2025
65AQI
13th May 2025
71AQI
14th May 2025
74AQI
15th May 2025
54AQI
16th May 2025
51AQI
17th May 2025
46AQI
18th May 2025
58AQI
19th May 2025
59AQI
20th May 2025
42AQI
21st May 2025
40AQI
22nd May 2025
53AQI
23rd May 2025
57AQI
24th May 2025
48AQI
25th May 2025
47AQI
26th May 2025
57AQI
27th May 2025
67AQI
28th May 2025
74AQI
29th May 2025
77AQI
30th May 2025
61AQI
31st May 2025
71AQI
1st June 2025
83AQI
2nd June 2025
97AQI
3rd June 2025
83AQI
4th June 2025
58AQI
5th June 2025
57AQI
6th June 2025
61AQI
7th June 2025
65AQI
8th June 2025
63AQI
9th June 2025
60AQI
10th June 2025
60AQI
11th June 2025
55AQI
12th June 2025
57AQI
13th June 2025
62AQI
14th June 2025
40AQI
15th June 2025
50AQI
16th June 2025
55AQI
17th June 2025
61AQI
18th June 2025
63AQI
19th June 2025
64AQI
20th June 2025
43AQI
21st June 2025
40AQI
22nd June 2025
37AQI
23rd June 2025
50AQI
24th June 2025
44AQI
25th June 2025
35AQI
26th June 2025
48AQI
27th June 2025
61AQI
28th June 2025
60AQI
29th June 2025
46AQI
30th June 2025
41AQI
1st July 2025
38AQI
2nd July 2025
35AQI
3rd July 2025
50AQI
4th July 2025
49AQI
5th July 2025
48AQI
6th July 2025
50AQI
7th July 2025
59AQI
8th July 2025
57AQI
9th July 2025
52AQI
10th July 2025
45AQI
11th July 2025
46AQI
12th July 2025
47AQI
13th July 2025
59AQI
14th July 2025
51AQI
15th July 2025
37AQI
16th July 2025
50AQI
17th July 2025
36AQI
18th July 2025
37AQI
19th July 2025
30AQI
20th July 2025
37AQI
21st July 2025
41AQI
22nd July 2025
36AQI
23rd July 2025
49AQI
24th July 2025
55AQI
25th July 2025
49AQI
26th July 2025
42AQI
27th July 2025
36AQI
28th July 2025
49AQI
29th July 2025
50AQI
30th July 2025
50AQI
31st July 2025
51AQI
1st August 2025
56AQI
2nd August 2025
61AQI
3rd August 2025
60AQI

81AQI

65AQI

81AQI

62AQI

56AQI

57AQI

46AQI

59AQI

No. of days

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

202564AQI

1
25
5
3
24
1
2
23
6
5
25
11
20
11
19
24
7
3
57
146
12

Highest AQI recorded in

March

81AQI

Lowest AQI recorded in

July

46AQI

202460AQI

2
17
12
10
12
6
1
5
23
2
1
7
19
4
11
19
1
7
23
27
4
17
14
24
6
17
13
1
13
17
2
29
142
196
26
2

Highest AQI recorded in

January

97AQI

Lowest AQI recorded in

July

32AQI

202372AQI

3
20
6
2
14
9
5
1
16
13
1
6
18
5
1
10
20
1
6
24
17
12
2
14
17
15
14
1
4
25
2
2
24
2
5
13
11
2
83
217
52
10
1

Highest AQI recorded in

February

104AQI

Lowest AQI recorded in

July

48AQI

202272AQI

2
18
9
1
4
12
4
1
8
12
11
11
17
2
6
24
1
16
14
8
16
1
12
14
2
7
21
3
1
17
11
1
19
11
1
75
185
54
4

Highest AQI recorded in

November

96AQI

Lowest AQI recorded in

August

52AQI

202162AQI

7
19
4
9
13
6
6
17
7
1
12
18
13
15
1
1
1
10
20
27
4
21
10
27
3
10
18
3
5
18
5
2
11
12
8
158
167
34
3
1
1

Highest AQI recorded in

March

83AQI

Lowest AQI recorded in

September

36AQI

202056AQI

3
10
8
13
6
11
1
13
17
27
4
22
8
1
24
6
11
17
3
9
16
4
1
7
16
8
130
118
17
1

Highest AQI recorded in

December

79AQI

Lowest AQI recorded in

July

32AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
72AQI
Least Polluted Year Recorded
2020(Avg.)
56AQI

Yongam Dong's annual 2025 AQI (64) shows an average percentage change of -0.1% (improved AQI) compared to previous years: 2020 (56), 2021 (62), 2022 (72), 2023 (72), 2024 (60).