Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Boeun Eup, 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

Boeun Eup, Cheongju, Chungbuk, South Korea

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
2nd Aug 2023
76AQI
Lowest AQI recorded on
25th Aug 2021
21AQI

Same Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 49 of Good air quality, showing improvement over 2023 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 6th Aug - 7th Aug 2025

Boeun Eup, Cheongju, Chungbuk, South Korea

AQI
Day
Night
.

5 AM6th Aug 2025

7 PM

4 AM7th Aug 2025

Day time
Avg. Highest Time
5AM6th Aug

54AQI

Avg. Lowest Time
11AM6th Aug

29AQI

Night time
Avg. Highest Time
1AM7th Aug

53AQI

Avg. Lowest Time
10PM6th Aug

45AQI

In the last 24 hours,

Boeun Eup's AQI reached its highest point of 54 at 5 AM during the Day, while the lowest point, 29, was recorded at 11 AM during the Day between 6th Aug and 7th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Boeun Eup, Cheongju, Chungbuk, South Korea

JulAug
08th - 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 - 07th07th
Day
Night
8th Jul 2025545 AMAQI
8th Jul 2025546 AMAQI
8th Jul 2025547 AMAQI
8th Jul 2025548 AMAQI
8th Jul 2025639 AMAQI
8th Jul 20256310 AMAQI
8th Jul 20256211 AMAQI
8th Jul 20256012 PMAQI
8th Jul 2025601 PMAQI
8th Jul 2025602 PMAQI
8th Jul 2025613 PMAQI
8th Jul 2025604 PMAQI
8th Jul 2025605 PMAQI
8th Jul 2025606 PMAQI
8th Jul 2025617 PMAQI
8th Jul 2025608 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20256010 PMAQI
8th Jul 20256011 PMAQI
9th Jul 20255612 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025563 AMAQI
9th Jul 2025564 AMAQI

29°C23/36°C

9th Jul 2025575 AMAQI
9th Jul 2025586 AMAQI
9th Jul 2025587 AMAQI
9th Jul 2025578 AMAQI
9th Jul 2025509 AMAQI
9th Jul 20255110 AMAQI
9th Jul 20254811 AMAQI
9th Jul 20254512 PMAQI
9th Jul 2025431 PMAQI
9th Jul 2025422 PMAQI
9th Jul 2025423 PMAQI
9th Jul 2025434 PMAQI
9th Jul 2025425 PMAQI
9th Jul 2025436 PMAQI
9th Jul 2025407 PMAQI
9th Jul 2025418 PMAQI
9th Jul 2025519 PMAQI
9th Jul 20255110 PMAQI
9th Jul 20255011 PMAQI
10th Jul 20255012 AMAQI
10th Jul 2025511 AMAQI
10th Jul 2025522 AMAQI
10th Jul 2025573 AMAQI
10th Jul 2025564 AMAQI

28°C23/35°C

10th Jul 2025565 AMAQI
10th Jul 2025566 AMAQI
10th Jul 2025557 AMAQI
10th Jul 2025568 AMAQI
10th Jul 2025329 AMAQI
10th Jul 20252610 AMAQI
10th Jul 20252811 AMAQI
10th Jul 20252912 PMAQI
10th Jul 2025311 PMAQI
10th Jul 2025292 PMAQI
10th Jul 2025313 PMAQI
10th Jul 2025294 PMAQI
10th Jul 2025295 PMAQI
10th Jul 2025296 PMAQI
10th Jul 2025287 PMAQI
10th Jul 2025498 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 2025547 AMAQI
11th Jul 2025538 AMAQI
11th Jul 2025309 AMAQI
11th Jul 20252310 AMAQI
11th Jul 20252911 AMAQI
11th Jul 20253012 PMAQI
11th Jul 2025341 PMAQI
11th Jul 2025372 PMAQI
11th Jul 2025353 PMAQI
11th Jul 2025344 PMAQI
11th Jul 2025345 PMAQI
11th Jul 2025346 PMAQI
11th Jul 2025377 PMAQI
11th Jul 2025438 PMAQI
11th Jul 2025529 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255311 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025572 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025564 AMAQI

26°C21/33°C

12th Jul 2025555 AMAQI
12th Jul 2025556 AMAQI
12th Jul 2025547 AMAQI
12th Jul 2025548 AMAQI
12th Jul 2025319 AMAQI
12th Jul 20252410 AMAQI
12th Jul 20253411 AMAQI
12th Jul 20253312 PMAQI
12th Jul 2025371 PMAQI
12th Jul 2025322 PMAQI
12th Jul 2025323 PMAQI
12th Jul 2025314 PMAQI
12th Jul 2025325 PMAQI
12th Jul 2025326 PMAQI
12th Jul 2025427 PMAQI
12th Jul 2025488 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025541 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI

26°C19/33°C

13th Jul 2025545 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025479 AMAQI
13th Jul 20254010 AMAQI
13th Jul 20254811 AMAQI
13th Jul 20254212 PMAQI
13th Jul 2025421 PMAQI
13th Jul 2025452 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025534 PMAQI
13th Jul 2025565 PMAQI
13th Jul 2025636 PMAQI
13th Jul 2025607 PMAQI
13th Jul 2025578 PMAQI
13th Jul 2025569 PMAQI
13th Jul 20255610 PMAQI
13th Jul 20255411 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025544 AMAQI

23°C19/28°C

14th Jul 2025535 AMAQI
14th Jul 2025536 AMAQI
14th Jul 2025537 AMAQI
14th Jul 2025538 AMAQI
14th Jul 2025349 AMAQI
14th Jul 20252810 AMAQI
14th Jul 20254511 AMAQI
14th Jul 20255212 PMAQI
14th Jul 2025541 PMAQI
14th Jul 2025602 PMAQI
14th Jul 2025603 PMAQI
14th Jul 2025634 PMAQI
14th Jul 2025615 PMAQI
14th Jul 2025546 PMAQI
14th Jul 2025437 PMAQI
14th Jul 2025468 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255110 PMAQI
14th Jul 20254811 PMAQI
15th Jul 20254612 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 2025259 AMAQI
15th Jul 20251510 AMAQI
15th Jul 20251511 AMAQI
15th Jul 20251712 PMAQI
15th Jul 2025231 PMAQI
15th Jul 2025272 PMAQI
15th Jul 2025293 PMAQI
15th Jul 2025284 PMAQI
15th Jul 2025265 PMAQI
15th Jul 2025256 PMAQI
15th Jul 2025207 PMAQI
15th Jul 2025268 PMAQI
15th Jul 2025439 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254611 PMAQI
16th Jul 20254712 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 2025507 AMAQI
16th Jul 2025518 AMAQI
16th Jul 2025399 AMAQI
16th Jul 20253110 AMAQI
16th Jul 20253111 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025561 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025543 PMAQI
16th Jul 2025514 PMAQI
16th Jul 2025505 PMAQI
16th Jul 2025536 PMAQI
16th Jul 2025507 PMAQI
16th Jul 2025528 PMAQI
16th Jul 2025489 PMAQI
16th Jul 20254710 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254912 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 2025527 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025549 AMAQI
17th Jul 20254810 AMAQI
17th Jul 20253711 AMAQI
17th Jul 20253212 PMAQI
17th Jul 2025311 PMAQI
17th Jul 2025322 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025214 PMAQI
17th Jul 2025265 PMAQI
17th Jul 2025316 PMAQI
17th Jul 2025237 PMAQI
17th Jul 2025288 PMAQI
17th Jul 2025399 PMAQI
17th Jul 20253810 PMAQI
17th Jul 20253811 PMAQI
18th Jul 20253812 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025522 AMAQI
18th Jul 2025523 AMAQI
18th Jul 2025504 AMAQI

23°C20/26°C

18th Jul 2025505 AMAQI
18th Jul 2025506 AMAQI
18th Jul 2025507 AMAQI
18th Jul 2025508 AMAQI
18th Jul 2025309 AMAQI
18th Jul 20252510 AMAQI
18th Jul 20252211 AMAQI
18th Jul 20252112 PMAQI
18th Jul 2025261 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025266 PMAQI
18th Jul 2025367 PMAQI
18th Jul 2025368 PMAQI
18th Jul 2025409 PMAQI
18th Jul 20253910 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253812 AMAQI
19th Jul 2025461 AMAQI
19th Jul 2025482 AMAQI
19th Jul 2025483 AMAQI
19th Jul 2025464 AMAQI

23°C20/27°C

19th Jul 2025445 AMAQI
19th Jul 2025446 AMAQI
19th Jul 2025447 AMAQI
19th Jul 2025448 AMAQI
19th Jul 2025219 AMAQI
19th Jul 20251410 AMAQI
19th Jul 20251311 AMAQI
19th Jul 20251412 PMAQI
19th Jul 2025191 PMAQI
19th Jul 2025192 PMAQI
19th Jul 2025223 PMAQI
19th Jul 2025164 PMAQI
19th Jul 2025165 PMAQI
19th Jul 2025166 PMAQI
19th Jul 2025167 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025339 PMAQI
19th Jul 20253210 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025431 AMAQI
20th Jul 2025462 AMAQI
20th Jul 2025463 AMAQI
20th Jul 2025444 AMAQI

25°C22/28°C

20th Jul 2025415 AMAQI
20th Jul 2025406 AMAQI
20th Jul 2025407 AMAQI
20th Jul 2025408 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20251610 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252412 PMAQI
20th Jul 2025261 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025243 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025335 PMAQI
20th Jul 2025386 PMAQI
20th Jul 2025447 PMAQI
20th Jul 2025458 PMAQI
20th Jul 2025459 PMAQI
20th Jul 20255310 PMAQI
20th Jul 20255211 PMAQI
21st Jul 20254812 AMAQI
21st Jul 2025421 AMAQI
21st Jul 2025422 AMAQI
21st Jul 2025423 AMAQI
21st Jul 2025404 AMAQI

27°C22/33°C

21st Jul 2025385 AMAQI
21st Jul 2025386 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025388 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20255510 AMAQI
21st Jul 20256011 AMAQI
21st Jul 20255912 PMAQI
21st Jul 2025541 PMAQI
21st Jul 2025542 PMAQI
21st Jul 2025523 PMAQI
21st Jul 2025494 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025297 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025359 PMAQI
21st Jul 20253510 PMAQI
21st Jul 20253611 PMAQI
22nd Jul 20253512 AMAQI
22nd Jul 2025441 AMAQI
22nd Jul 2025422 AMAQI
22nd Jul 2025433 AMAQI
22nd Jul 2025444 AMAQI

27°C22/31°C

22nd Jul 2025455 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025457 AMAQI
22nd Jul 2025458 AMAQI
22nd Jul 2025379 AMAQI
22nd Jul 20253010 AMAQI
22nd Jul 20252811 AMAQI
22nd Jul 20252812 PMAQI
22nd Jul 2025261 PMAQI
22nd Jul 2025252 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025235 PMAQI
22nd Jul 2025246 PMAQI
22nd Jul 2025277 PMAQI
22nd Jul 2025308 PMAQI
22nd Jul 2025359 PMAQI
22nd Jul 20253310 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20254612 AMAQI
23rd Jul 2025471 AMAQI
23rd Jul 2025472 AMAQI
23rd Jul 2025443 AMAQI
23rd Jul 2025424 AMAQI

26°C22/31°C

23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025407 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025459 AMAQI
23rd Jul 20252910 AMAQI
23rd Jul 20253111 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025331 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025283 PMAQI
23rd Jul 2025284 PMAQI
23rd Jul 2025395 PMAQI
23rd Jul 2025416 PMAQI
23rd Jul 2025397 PMAQI
23rd Jul 2025418 PMAQI
23rd Jul 2025489 PMAQI
23rd Jul 20254810 PMAQI
23rd Jul 20254811 PMAQI
24th Jul 20255012 AMAQI
24th Jul 2025441 AMAQI
24th Jul 2025432 AMAQI
24th Jul 2025433 AMAQI
24th Jul 2025434 AMAQI

27°C22/32°C

24th Jul 2025425 AMAQI
24th Jul 2025426 AMAQI
24th Jul 2025427 AMAQI
24th Jul 2025428 AMAQI
24th Jul 2025439 AMAQI
24th Jul 20254810 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20255612 PMAQI
24th Jul 2025561 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025583 PMAQI
24th Jul 2025444 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025526 PMAQI
24th Jul 2025607 PMAQI
24th Jul 2025578 PMAQI
24th Jul 2025549 PMAQI
24th Jul 20255410 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255612 AMAQI
25th Jul 2025551 AMAQI
25th Jul 2025482 AMAQI
25th Jul 2025453 AMAQI
25th Jul 2025474 AMAQI

27°C22/34°C

25th Jul 2025485 AMAQI
25th Jul 2025486 AMAQI
25th Jul 2025487 AMAQI
25th Jul 2025488 AMAQI
25th Jul 2025589 AMAQI
25th Jul 20256210 AMAQI
25th Jul 20255811 AMAQI
25th Jul 20254312 PMAQI
25th Jul 2025451 PMAQI
25th Jul 2025462 PMAQI
25th Jul 2025373 PMAQI
25th Jul 2025354 PMAQI
25th Jul 2025385 PMAQI
25th Jul 2025346 PMAQI
25th Jul 2025327 PMAQI
25th Jul 2025468 PMAQI
25th Jul 2025519 PMAQI
25th Jul 20255210 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI

28°C22/35°C

26th Jul 2025525 AMAQI
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025429 AMAQI
26th Jul 20253310 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20252712 PMAQI
26th Jul 2025261 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025253 PMAQI
26th Jul 2025314 PMAQI
26th Jul 2025285 PMAQI
26th Jul 2025296 PMAQI
26th Jul 2025387 PMAQI
26th Jul 2025448 PMAQI
26th Jul 2025529 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255111 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025524 AMAQI

28°C22/35°C

27th Jul 2025505 AMAQI
27th Jul 2025496 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025498 AMAQI
27th Jul 2025359 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025263 PMAQI
27th Jul 2025254 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025196 PMAQI
27th Jul 2025207 PMAQI
27th Jul 2025328 PMAQI
27th Jul 2025429 PMAQI
27th Jul 20254410 PMAQI
27th Jul 20254511 PMAQI
28th Jul 20254612 AMAQI
28th Jul 2025511 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025504 AMAQI

29°C23/36°C

28th Jul 2025485 AMAQI
28th Jul 2025476 AMAQI
28th Jul 2025477 AMAQI
28th Jul 2025478 AMAQI
28th Jul 2025329 AMAQI
28th Jul 20253510 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253912 PMAQI
28th Jul 2025341 PMAQI
28th Jul 2025422 PMAQI
28th Jul 2025393 PMAQI
28th Jul 2025364 PMAQI
28th Jul 2025375 PMAQI
28th Jul 2025386 PMAQI
28th Jul 2025337 PMAQI
28th Jul 2025408 PMAQI
28th Jul 2025509 PMAQI
28th Jul 20255410 PMAQI
28th Jul 20255611 PMAQI
29th Jul 20255412 AMAQI
29th Jul 2025501 AMAQI
29th Jul 2025492 AMAQI
29th Jul 2025493 AMAQI
29th Jul 2025474 AMAQI

28°C23/34°C

29th Jul 2025475 AMAQI
29th Jul 2025466 AMAQI
29th Jul 2025477 AMAQI
29th Jul 2025468 AMAQI
29th Jul 2025629 AMAQI
29th Jul 20256310 AMAQI
29th Jul 20256611 AMAQI
29th Jul 20255512 PMAQI
29th Jul 2025521 PMAQI
29th Jul 2025522 PMAQI
29th Jul 2025443 PMAQI
29th Jul 2025324 PMAQI
29th Jul 2025305 PMAQI
29th Jul 2025346 PMAQI
29th Jul 2025357 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025459 PMAQI
29th Jul 20255210 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20255112 AMAQI
30th Jul 2025501 AMAQI
30th Jul 2025502 AMAQI
30th Jul 2025513 AMAQI
30th Jul 2025514 AMAQI

29°C23/36°C

30th Jul 2025525 AMAQI
30th Jul 2025526 AMAQI
30th Jul 2025527 AMAQI
30th Jul 2025528 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20255210 AMAQI
30th Jul 20255611 AMAQI
30th Jul 20254012 PMAQI
30th Jul 2025341 PMAQI
30th Jul 2025362 PMAQI
30th Jul 2025413 PMAQI
30th Jul 2025424 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025506 PMAQI
30th Jul 2025507 PMAQI
30th Jul 2025498 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20255411 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025511 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 20255511 AMAQI
31st Jul 20255612 PMAQI
31st Jul 2025521 PMAQI
31st Jul 2025432 PMAQI
31st Jul 2025423 PMAQI
31st Jul 2025394 PMAQI
31st Jul 2025365 PMAQI
31st Jul 2025376 PMAQI
31st Jul 2025447 PMAQI
31st Jul 2025488 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255310 PMAQI
31st Jul 20255311 PMAQI
1st Aug 20255412 AMAQI
1st Aug 2025531 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025523 AMAQI
1st Aug 2025534 AMAQI

28°C22/34°C

1st Aug 2025545 AMAQI
1st Aug 2025546 AMAQI
1st Aug 2025547 AMAQI
1st Aug 2025548 AMAQI
1st Aug 2025569 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20256011 AMAQI
1st Aug 20255912 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025542 PMAQI
1st Aug 2025523 PMAQI
1st Aug 2025524 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025567 PMAQI
1st Aug 2025548 PMAQI
1st Aug 2025569 PMAQI
1st Aug 20255910 PMAQI
1st Aug 20255711 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025531 AMAQI
2nd Aug 2025552 AMAQI
2nd Aug 2025543 AMAQI
2nd Aug 2025554 AMAQI

28°C22/34°C

2nd Aug 2025555 AMAQI
2nd Aug 2025546 AMAQI
2nd Aug 2025547 AMAQI
2nd Aug 2025558 AMAQI
2nd Aug 2025699 AMAQI
2nd Aug 20256910 AMAQI
2nd Aug 20256511 AMAQI
2nd Aug 20257312 PMAQI
2nd Aug 2025701 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025653 PMAQI
2nd Aug 2025614 PMAQI
2nd Aug 2025605 PMAQI
2nd Aug 2025656 PMAQI
2nd Aug 2025627 PMAQI
2nd Aug 2025588 PMAQI
2nd Aug 2025579 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20256011 PMAQI
3rd Aug 20255712 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025564 AMAQI

28°C24/34°C

3rd Aug 2025575 AMAQI
3rd Aug 2025576 AMAQI
3rd Aug 2025577 AMAQI
3rd Aug 2025588 AMAQI
3rd Aug 2025609 AMAQI
3rd Aug 20256510 AMAQI
3rd Aug 20256811 AMAQI
3rd Aug 20256612 PMAQI
3rd Aug 2025721 PMAQI
3rd Aug 2025652 PMAQI
3rd Aug 2025733 PMAQI
3rd Aug 2025674 PMAQI
3rd Aug 2025645 PMAQI
3rd Aug 2025646 PMAQI
3rd Aug 2025647 PMAQI
3rd Aug 2025598 PMAQI
3rd Aug 2025579 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255411 PMAQI
4th Aug 20255312 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025574 AMAQI

25°C24/28°C

4th Aug 2025585 AMAQI
4th Aug 2025586 AMAQI
4th Aug 2025597 AMAQI
4th Aug 2025598 AMAQI
4th Aug 2025409 AMAQI
4th Aug 20253510 AMAQI
4th Aug 20253611 AMAQI
4th Aug 20253812 PMAQI
4th Aug 2025441 PMAQI
4th Aug 2025482 PMAQI
4th Aug 2025483 PMAQI
4th Aug 2025524 PMAQI
4th Aug 2025495 PMAQI
4th Aug 2025566 PMAQI
4th Aug 2025407 PMAQI
4th Aug 2025508 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20256011 PMAQI
5th Aug 20255512 AMAQI
5th Aug 2025541 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 2025558 AMAQI
5th Aug 2025399 AMAQI
5th Aug 20254410 AMAQI
5th Aug 20255011 AMAQI
5th Aug 20255212 PMAQI
5th Aug 2025441 PMAQI
5th Aug 2025512 PMAQI
5th Aug 2025493 PMAQI
5th Aug 2025454 PMAQI
5th Aug 2025495 PMAQI
5th Aug 2025436 PMAQI
5th Aug 2025427 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025469 PMAQI
5th Aug 20255010 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20254612 AMAQI
6th Aug 2025541 AMAQI
6th Aug 2025552 AMAQI
6th Aug 2025543 AMAQI
6th Aug 2025544 AMAQI

26°C21/32°C

6th Aug 2025545 AMAQI
6th Aug 2025546 AMAQI
6th Aug 2025537 AMAQI
6th Aug 2025548 AMAQI
6th Aug 2025299 AMAQI
6th Aug 20253210 AMAQI
6th Aug 20252911 AMAQI
6th Aug 20253312 PMAQI
6th Aug 2025391 PMAQI
6th Aug 2025372 PMAQI
6th Aug 2025413 PMAQI
6th Aug 2025384 PMAQI
6th Aug 2025425 PMAQI
6th Aug 2025426 PMAQI
6th Aug 2025517 PMAQI
6th Aug 2025498 PMAQI
6th Aug 2025469 PMAQI
6th Aug 20254510 PMAQI
6th Aug 20254611 PMAQI
7th Aug 20254812 AMAQI
7th Aug 2025531 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025533 AMAQI
7th Aug 2025514 AMAQI

26°C24/29°C

7th Aug 2025505 AMAQI
5 AM
7th Aug 2025506 AMAQI
7th Aug 2025497 AMAQI
7th Aug 2025508 AMAQI
7th Aug 2025379 AMAQI
7th Aug 20253410 AMAQI
7th Aug 20254211 AMAQI
7th Aug 20254112 PMAQI
12 PM
7 PM
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
10 AM

39AQI

1 hours / Day
30 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 10 AM to 10 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 4 AM

51AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
8 PM

44AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 51), while the lowest AQI was between 8 PM to 8 PM (Avg. 44).

2025 Days Vs Air Quality

Boeun Eup, Cheongju, Chungbuk, South Korea

2025

38%

82

60%

130

3%

6

Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)

Good
82 Days
Moderate
130 Days
Poor
6 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 38%

Health Risk Level:

High

In 2025, 38% of 219 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

Boeun Eup, 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
65AQI
2nd January 2025
63AQI
3rd January 2025
53AQI
4th January 2025
54AQI
5th January 2025
69AQI
6th January 2025
84AQI
7th January 2025
57AQI
8th January 2025
63AQI
9th January 2025
39AQI
10th January 2025
53AQI
11th January 2025
58AQI
12th January 2025
71AQI
13th January 2025
79AQI
14th January 2025
85AQI
15th January 2025
54AQI
16th January 2025
62AQI
17th January 2025
83AQI
18th January 2025
85AQI
19th January 2025
80AQI
20th January 2025
106AQI
21st January 2025
129AQI
22nd January 2025
135AQI
23rd January 2025
113AQI
24th January 2025
104AQI
25th January 2025
74AQI
26th January 2025
55AQI
27th January 2025
65AQI
28th January 2025
50AQI
29th January 2025
59AQI
30th January 2025
55AQI
31st January 2025
71AQI
1st February 2025
77AQI
2nd February 2025
75AQI
3rd February 2025
59AQI
4th February 2025
47AQI
5th February 2025
43AQI
6th February 2025
46AQI
7th February 2025
47AQI
8th February 2025
41AQI
9th February 2025
50AQI
10th February 2025
54AQI
11th February 2025
67AQI
12th February 2025
67AQI
13th February 2025
44AQI
14th February 2025
68AQI
15th February 2025
54AQI
16th February 2025
90AQI
17th February 2025
48AQI
18th February 2025
56AQI
19th February 2025
45AQI
20th February 2025
52AQI
21st February 2025
50AQI
22nd February 2025
55AQI
23rd February 2025
55AQI
24th February 2025
51AQI
25th February 2025
52AQI
26th February 2025
72AQI
27th February 2025
60AQI
28th February 2025
66AQI
1st March 2025
83AQI
2nd March 2025
66AQI
3rd March 2025
52AQI
4th March 2025
45AQI
5th March 2025
37AQI
6th March 2025
56AQI
7th March 2025
66AQI
8th March 2025
65AQI
9th March 2025
73AQI
10th March 2025
70AQI
11th March 2025
84AQI
12th March 2025
80AQI
13th March 2025
77AQI
14th March 2025
67AQI
15th March 2025
43AQI
16th March 2025
61AQI
17th March 2025
56AQI
18th March 2025
64AQI
19th March 2025
71AQI
20th March 2025
79AQI
21st March 2025
79AQI
22nd March 2025
85AQI
23rd March 2025
87AQI
24th March 2025
88AQI
25th March 2025
120AQI
26th March 2025
79AQI
27th March 2025
91AQI
28th March 2025
70AQI
29th March 2025
52AQI
30th March 2025
49AQI
31st March 2025
57AQI
1st April 2025
62AQI
2nd April 2025
64AQI
3rd April 2025
63AQI
4th April 2025
71AQI
5th April 2025
57AQI
6th April 2025
61AQI
7th April 2025
58AQI
8th April 2025
72AQI
9th April 2025
65AQI
10th April 2025
73AQI
11th April 2025
68AQI
12th April 2025
59AQI
13th April 2025
56AQI
14th April 2025
43AQI
15th April 2025
50AQI
16th April 2025
60AQI
17th April 2025
61AQI
18th April 2025
76AQI
19th April 2025
55AQI
20th April 2025
48AQI
21st April 2025
38AQI
22nd April 2025
37AQI
23rd April 2025
26AQI
24th April 2025
50AQI
25th April 2025
56AQI
26th April 2025
46AQI
27th April 2025
40AQI
28th April 2025
44AQI
29th April 2025
56AQI
30th April 2025
52AQI
1st May 2025
47AQI
2nd May 2025
48AQI
3rd May 2025
47AQI
4th May 2025
45AQI
5th May 2025
44AQI
6th May 2025
38AQI
7th May 2025
48AQI
8th May 2025
60AQI
9th May 2025
41AQI
10th May 2025
40AQI
11th May 2025
59AQI
12th May 2025
60AQI
13th May 2025
66AQI
14th May 2025
65AQI
15th May 2025
55AQI
16th May 2025
49AQI
17th May 2025
45AQI
18th May 2025
56AQI
19th May 2025
56AQI
20th May 2025
47AQI
21st May 2025
45AQI
22nd May 2025
53AQI
23rd May 2025
55AQI
24th May 2025
41AQI
25th May 2025
43AQI
26th May 2025
55AQI
27th May 2025
62AQI
28th May 2025
70AQI
29th May 2025
67AQI
30th May 2025
55AQI
31st May 2025
61AQI
1st June 2025
70AQI
2nd June 2025
85AQI
3rd June 2025
73AQI
4th June 2025
53AQI
5th June 2025
50AQI
6th June 2025
57AQI
7th June 2025
60AQI
8th June 2025
61AQI
9th June 2025
58AQI
10th June 2025
58AQI
11th June 2025
51AQI
12th June 2025
52AQI
13th June 2025
61AQI
14th June 2025
38AQI
15th June 2025
48AQI
16th June 2025
54AQI
17th June 2025
60AQI
18th June 2025
61AQI
19th June 2025
61AQI
20th June 2025
46AQI
21st June 2025
36AQI
22nd June 2025
26AQI
23rd June 2025
43AQI
24th June 2025
43AQI
25th June 2025
34AQI
26th June 2025
47AQI
27th June 2025
57AQI
28th June 2025
57AQI
29th June 2025
45AQI
30th June 2025
42AQI
1st July 2025
40AQI
2nd July 2025
35AQI
3rd July 2025
46AQI
4th July 2025
50AQI
5th July 2025
44AQI
6th July 2025
50AQI
7th July 2025
57AQI
8th July 2025
59AQI
9th July 2025
50AQI
10th July 2025
44AQI
11th July 2025
46AQI
12th July 2025
45AQI
13th July 2025
53AQI
14th July 2025
51AQI
15th July 2025
38AQI
16th July 2025
49AQI
17th July 2025
41AQI
18th July 2025
38AQI
19th July 2025
31AQI
20th July 2025
38AQI
21st July 2025
42AQI
22nd July 2025
34AQI
23rd July 2025
40AQI
24th July 2025
49AQI
25th July 2025
47AQI
26th July 2025
42AQI
27th July 2025
38AQI
28th July 2025
44AQI
29th July 2025
47AQI
30th July 2025
49AQI
31st July 2025
49AQI
1st August 2025
55AQI
2nd August 2025
60AQI
3rd August 2025
60AQI
4th August 2025
51AQI
5th August 2025
50AQI
6th August 2025
49AQI

73AQI

57AQI

69AQI

56AQI

52AQI

53AQI

45AQI

54AQI

No. of days

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

202558AQI

2
24
5
10
18
4
26
1
10
20
15
16
12
18
27
4
2
4
82
130
6

Highest AQI recorded in

January

73AQI

Lowest AQI recorded in

July

45AQI

202451AQI

13
16
2
15
13
1
11
19
1
8
20
2
16
15
11
19
28
3
19
12
27
3
22
9
13
17
7
24
190
170
6

Highest AQI recorded in

January

63AQI

Lowest AQI recorded in

July

34AQI

202362AQI

4
23
2
2
2
16
10
3
19
9
6
20
2
2
9
22
6
24
14
17
15
16
21
9
16
15
12
16
1
13
14
4
121
211
28
4

Highest AQI recorded in

February

89AQI

Lowest AQI recorded in

September

43AQI

202265AQI

2
21
7
1
2
12
5
2
6
17
8
10
10
1
4
26
1
15
15
12
12
2
26
3
17
14
5
21
4
4
23
4
105
174
30
3

Highest AQI recorded in

February

88AQI

Lowest AQI recorded in

August

27AQI

202166AQI

5
16
10
5
14
9
6
17
7
1
5
23
2
6
21
3
1
4
25
1
22
9
26
5
29
1
12
17
2
7
16
5
2
9
13
9
136
177
48
2
2

Highest AQI recorded in

March

86AQI

Lowest AQI recorded in

September

32AQI

202062AQI

8
5
2
13
6
3
15
8
20
2
25
6
23
8
22
8
13
16
2
4
17
8
1
4
15
11
1
104
126
34
2

Highest AQI recorded in

December

93AQI

Lowest AQI recorded in

July

34AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
66AQI
Least Polluted Year Recorded
2024(Avg.)
51AQI

Boeun Eup's annual 2025 AQI (58) shows an average percentage change of -4.5% (improved AQI) compared to previous years: 2020 (62), 2021 (66), 2022 (65), 2023 (62), 2024 (51).