Cheolsan Dong, Gwangmyeongni, 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
Cheolsan Dong, Gwangmyeongni, Gyeonggi, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Aug 2021
86AQILowest AQI recorded on
9th Aug 2023
20AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 63 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Cheolsan Dong, Gwangmyeongni, Gyeonggi, South Korea
AQI
Day
Night
.
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
11AM3rd Aug
78AQI
Avg. Lowest Time
12AM4th Aug
55AQI
In the last 24 hours,
Cheolsan Dong's AQI reached its highest point of 78 at 11 AM during the Night, while the lowest point, 55, was recorded at 12 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Cheolsan Dong, Gwangmyeongni, Gyeonggi, South Korea
JulAug
05th - 06th06th - 07th07th - 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
Day
Night
5th Jul 2025515 AMAQI
5th Jul 2025516 AMAQI
5th Jul 2025517 AMAQI
5th Jul 2025528 AMAQI
5th Jul 2025419 AMAQI
5th Jul 20253910 AMAQI
5th Jul 20254411 AMAQI
5th Jul 20254912 PMAQI
5th Jul 2025521 PMAQI
5th Jul 2025482 PMAQI
5th Jul 2025403 PMAQI
5th Jul 2025404 PMAQI
5th Jul 2025385 PMAQI
5th Jul 2025386 PMAQI
5th Jul 2025387 PMAQI
5th Jul 2025408 PMAQI
5th Jul 2025459 PMAQI
5th Jul 20254310 PMAQI
5th Jul 20254611 PMAQI
6th Jul 20254912 AMAQI
6th Jul 2025511 AMAQI
6th Jul 2025502 AMAQI
6th Jul 2025493 AMAQI
6th Jul 2025484 AMAQI
28°C24/33°C
6th Jul 2025495 AMAQI
6th Jul 2025496 AMAQI
6th Jul 2025507 AMAQI
6th Jul 2025508 AMAQI
6th Jul 2025519 AMAQI
6th Jul 20255010 AMAQI
6th Jul 20255111 AMAQI
6th Jul 20255812 PMAQI
6th Jul 2025591 PMAQI
6th Jul 2025652 PMAQI
6th Jul 2025623 PMAQI
6th Jul 2025604 PMAQI
6th Jul 2025525 PMAQI
6th Jul 2025526 PMAQI
6th Jul 2025397 PMAQI
6th Jul 2025468 PMAQI
6th Jul 2025489 PMAQI
6th Jul 20254510 PMAQI
6th Jul 20254411 PMAQI
7th Jul 20254412 AMAQI
7th Jul 2025481 AMAQI
7th Jul 2025502 AMAQI
7th Jul 2025503 AMAQI
7th Jul 2025524 AMAQI
28°C25/34°C
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025609 AMAQI
7th Jul 20256610 AMAQI
7th Jul 20257511 AMAQI
7th Jul 20257912 PMAQI
7th Jul 2025821 PMAQI
7th Jul 2025932 PMAQI
7th Jul 2025923 PMAQI
7th Jul 2025934 PMAQI
7th Jul 2025905 PMAQI
7th Jul 2025946 PMAQI
7th Jul 2025947 PMAQI
7th Jul 2025838 PMAQI
7th Jul 2025669 PMAQI
7th Jul 20256510 PMAQI
7th Jul 20256311 PMAQI
8th Jul 20256212 AMAQI
8th Jul 2025621 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025513 AMAQI
8th Jul 2025544 AMAQI
29°C25/34°C
8th Jul 2025565 AMAQI
8th Jul 2025566 AMAQI
8th Jul 2025567 AMAQI
8th Jul 2025568 AMAQI
8th Jul 2025779 AMAQI
8th Jul 20258110 AMAQI
8th Jul 20258411 AMAQI
8th Jul 20258312 PMAQI
8th Jul 2025831 PMAQI
8th Jul 2025812 PMAQI
8th Jul 2025823 PMAQI
8th Jul 2025844 PMAQI
8th Jul 2025835 PMAQI
8th Jul 2025846 PMAQI
8th Jul 2025837 PMAQI
8th Jul 2025748 PMAQI
8th Jul 2025649 PMAQI
8th Jul 20255310 PMAQI
8th Jul 20255311 PMAQI
9th Jul 20255512 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025572 AMAQI
9th Jul 2025573 AMAQI
9th Jul 2025584 AMAQI
31°C26/39°C
9th Jul 2025615 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025608 AMAQI
9th Jul 2025609 AMAQI
9th Jul 20255810 AMAQI
9th Jul 20255911 AMAQI
9th Jul 20256012 PMAQI
9th Jul 2025601 PMAQI
9th Jul 2025602 PMAQI
9th Jul 2025563 PMAQI
9th Jul 2025524 PMAQI
9th Jul 2025505 PMAQI
9th Jul 2025476 PMAQI
9th Jul 2025497 PMAQI
9th Jul 2025558 PMAQI
9th Jul 2025569 PMAQI
9th Jul 20255810 PMAQI
9th Jul 20255811 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025612 AMAQI
10th Jul 2025583 AMAQI
10th Jul 2025584 AMAQI
31°C26/37°C
10th Jul 2025585 AMAQI
10th Jul 2025586 AMAQI
10th Jul 2025587 AMAQI
10th Jul 2025588 AMAQI
10th Jul 2025509 AMAQI
10th Jul 20255110 AMAQI
10th Jul 20254811 AMAQI
10th Jul 20255012 PMAQI
10th Jul 2025491 PMAQI
10th Jul 2025432 PMAQI
10th Jul 2025443 PMAQI
10th Jul 2025484 PMAQI
10th Jul 2025445 PMAQI
10th Jul 2025486 PMAQI
10th Jul 2025437 PMAQI
10th Jul 2025508 PMAQI
10th Jul 2025549 PMAQI
10th Jul 20255410 PMAQI
10th Jul 20255411 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025574 AMAQI
31°C25/37°C
11th Jul 2025565 AMAQI
11th Jul 2025576 AMAQI
11th Jul 2025567 AMAQI
11th Jul 2025578 AMAQI
11th Jul 2025399 AMAQI
11th Jul 20252910 AMAQI
11th Jul 20254811 AMAQI
11th Jul 20255112 PMAQI
11th Jul 2025541 PMAQI
11th Jul 2025432 PMAQI
11th Jul 2025543 PMAQI
11th Jul 2025564 PMAQI
11th Jul 2025565 PMAQI
11th Jul 2025556 PMAQI
11th Jul 2025547 PMAQI
11th Jul 2025548 PMAQI
11th Jul 2025559 PMAQI
11th Jul 20255010 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
29°C22/36°C
12th Jul 2025555 AMAQI
12th Jul 2025556 AMAQI
12th Jul 2025567 AMAQI
12th Jul 2025568 AMAQI
12th Jul 2025389 AMAQI
12th Jul 20253310 AMAQI
12th Jul 20252711 AMAQI
12th Jul 20253312 PMAQI
12th Jul 2025471 PMAQI
12th Jul 2025412 PMAQI
12th Jul 2025413 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025407 PMAQI
12th Jul 2025518 PMAQI
12th Jul 2025539 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255311 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI
30°C23/37°C
13th Jul 2025535 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025538 AMAQI
13th Jul 2025599 AMAQI
13th Jul 20256510 AMAQI
13th Jul 20256911 AMAQI
13th Jul 20257512 PMAQI
13th Jul 2025751 PMAQI
13th Jul 2025772 PMAQI
13th Jul 2025713 PMAQI
13th Jul 2025694 PMAQI
13th Jul 2025695 PMAQI
13th Jul 2025676 PMAQI
13th Jul 2025667 PMAQI
13th Jul 2025648 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025554 AMAQI
28°C25/31°C
14th Jul 2025575 AMAQI
14th Jul 2025576 AMAQI
14th Jul 2025577 AMAQI
14th Jul 2025578 AMAQI
14th Jul 2025709 AMAQI
14th Jul 20257610 AMAQI
14th Jul 20257511 AMAQI
14th Jul 20257512 PMAQI
14th Jul 2025661 PMAQI
14th Jul 2025622 PMAQI
14th Jul 2025543 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025295 PMAQI
14th Jul 2025246 PMAQI
14th Jul 2025247 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025459 PMAQI
14th Jul 20254610 PMAQI
14th Jul 20254411 PMAQI
15th Jul 20254412 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025553 AMAQI
15th Jul 2025574 AMAQI
23°C20/27°C
15th Jul 2025585 AMAQI
15th Jul 2025586 AMAQI
15th Jul 2025587 AMAQI
15th Jul 2025588 AMAQI
15th Jul 2025259 AMAQI
15th Jul 20251410 AMAQI
15th Jul 20251711 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025281 PMAQI
15th Jul 2025272 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025304 PMAQI
15th Jul 2025335 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025327 PMAQI
15th Jul 2025388 PMAQI
15th Jul 2025489 PMAQI
15th Jul 20254810 PMAQI
15th Jul 20254211 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025561 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025554 AMAQI
22°C21/25°C
16th Jul 2025535 AMAQI
16th Jul 2025526 AMAQI
16th Jul 2025527 AMAQI
16th Jul 2025528 AMAQI
16th Jul 2025569 AMAQI
16th Jul 20255810 AMAQI
16th Jul 20255811 AMAQI
16th Jul 20255612 PMAQI
16th Jul 2025521 PMAQI
16th Jul 2025452 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025394 PMAQI
16th Jul 2025435 PMAQI
16th Jul 2025376 PMAQI
16th Jul 2025277 PMAQI
16th Jul 2025348 PMAQI
16th Jul 2025469 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20254911 PMAQI
17th Jul 20254512 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025543 AMAQI
17th Jul 2025544 AMAQI
22°C21/24°C
17th Jul 2025545 AMAQI
17th Jul 2025546 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025289 AMAQI
17th Jul 20251810 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251612 PMAQI
17th Jul 2025211 PMAQI
17th Jul 2025222 PMAQI
17th Jul 2025223 PMAQI
17th Jul 2025244 PMAQI
17th Jul 2025225 PMAQI
17th Jul 2025236 PMAQI
17th Jul 2025237 PMAQI
17th Jul 2025308 PMAQI
17th Jul 2025419 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254212 AMAQI
18th Jul 2025491 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025524 AMAQI
23°C21/24°C
18th Jul 2025505 AMAQI
18th Jul 2025506 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025508 AMAQI
18th Jul 2025289 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20251811 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025261 PMAQI
18th Jul 2025282 PMAQI
18th Jul 2025303 PMAQI
18th Jul 2025344 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025396 PMAQI
18th Jul 2025377 PMAQI
18th Jul 2025398 PMAQI
18th Jul 2025439 PMAQI
18th Jul 20254610 PMAQI
18th Jul 20254711 PMAQI
19th Jul 20254712 AMAQI
19th Jul 2025491 AMAQI
19th Jul 2025512 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025494 AMAQI
23°C22/26°C
19th Jul 2025475 AMAQI
19th Jul 2025466 AMAQI
19th Jul 2025467 AMAQI
19th Jul 2025468 AMAQI
19th Jul 2025229 AMAQI
19th Jul 20251210 AMAQI
19th Jul 20251211 AMAQI
19th Jul 20251412 PMAQI
19th Jul 2025201 PMAQI
19th Jul 2025222 PMAQI
19th Jul 2025233 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025267 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025379 PMAQI
19th Jul 20253510 PMAQI
19th Jul 20253511 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025421 AMAQI
20th Jul 2025492 AMAQI
20th Jul 2025483 AMAQI
20th Jul 2025464 AMAQI
24°C22/27°C
20th Jul 2025435 AMAQI
20th Jul 2025436 AMAQI
20th Jul 2025437 AMAQI
20th Jul 2025438 AMAQI
20th Jul 2025309 AMAQI
20th Jul 20251710 AMAQI
20th Jul 20252111 AMAQI
20th Jul 20252512 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025272 PMAQI
20th Jul 2025253 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025186 PMAQI
20th Jul 2025207 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025339 PMAQI
20th Jul 20253510 PMAQI
20th Jul 20253711 PMAQI
21st Jul 20254212 AMAQI
21st Jul 2025451 AMAQI
21st Jul 2025452 AMAQI
21st Jul 2025443 AMAQI
21st Jul 2025444 AMAQI
27°C24/32°C
21st Jul 2025425 AMAQI
21st Jul 2025416 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025418 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20255010 AMAQI
21st Jul 20255011 AMAQI
21st Jul 20255012 PMAQI
21st Jul 2025511 PMAQI
21st Jul 2025462 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025304 PMAQI
21st Jul 2025235 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025197 PMAQI
21st Jul 2025248 PMAQI
21st Jul 2025319 PMAQI
21st Jul 20253110 PMAQI
21st Jul 20253011 PMAQI
22nd Jul 20253112 AMAQI
22nd Jul 2025431 AMAQI
22nd Jul 2025432 AMAQI
22nd Jul 2025443 AMAQI
22nd Jul 2025434 AMAQI
28°C25/32°C
22nd Jul 2025445 AMAQI
22nd Jul 2025456 AMAQI
22nd Jul 2025447 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20253010 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20253612 PMAQI
22nd Jul 2025351 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025373 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025275 PMAQI
22nd Jul 2025246 PMAQI
22nd Jul 2025257 PMAQI
22nd Jul 2025288 PMAQI
22nd Jul 2025349 PMAQI
22nd Jul 20253310 PMAQI
22nd Jul 20253311 PMAQI
23rd Jul 20253712 AMAQI
23rd Jul 2025371 AMAQI
23rd Jul 2025372 AMAQI
23rd Jul 2025423 AMAQI
23rd Jul 2025424 AMAQI
28°C25/33°C
23rd Jul 2025405 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025418 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20252710 AMAQI
23rd Jul 20252911 AMAQI
23rd Jul 20253512 PMAQI
23rd Jul 2025321 PMAQI
23rd Jul 2025292 PMAQI
23rd Jul 2025363 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025525 PMAQI
23rd Jul 2025496 PMAQI
23rd Jul 2025497 PMAQI
23rd Jul 2025358 PMAQI
23rd Jul 2025329 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20253011 PMAQI
24th Jul 20253212 AMAQI
24th Jul 2025411 AMAQI
24th Jul 2025412 AMAQI
24th Jul 2025413 AMAQI
24th Jul 2025404 AMAQI
29°C25/34°C
24th Jul 2025395 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025387 AMAQI
24th Jul 2025388 AMAQI
24th Jul 2025349 AMAQI
24th Jul 20253810 AMAQI
24th Jul 20254211 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025531 PMAQI
24th Jul 2025532 PMAQI
24th Jul 2025603 PMAQI
24th Jul 2025664 PMAQI
24th Jul 2025685 PMAQI
24th Jul 2025676 PMAQI
24th Jul 2025667 PMAQI
24th Jul 2025578 PMAQI
24th Jul 2025529 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025442 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025404 AMAQI
30°C25/35°C
25th Jul 2025415 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025427 AMAQI
25th Jul 2025428 AMAQI
25th Jul 2025609 AMAQI
25th Jul 20256810 AMAQI
25th Jul 20257211 AMAQI
25th Jul 20257412 PMAQI
25th Jul 2025821 PMAQI
25th Jul 2025792 PMAQI
25th Jul 2025813 PMAQI
25th Jul 2025814 PMAQI
25th Jul 2025835 PMAQI
25th Jul 2025916 PMAQI
25th Jul 2025847 PMAQI
25th Jul 2025688 PMAQI
25th Jul 2025559 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255611 PMAQI
26th Jul 20255812 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
26th Jul 2025504 AMAQI
31°C26/38°C
26th Jul 2025545 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025589 AMAQI
26th Jul 20255810 AMAQI
26th Jul 20255311 AMAQI
26th Jul 20254812 PMAQI
26th Jul 2025461 PMAQI
26th Jul 2025482 PMAQI
26th Jul 2025503 PMAQI
26th Jul 2025524 PMAQI
26th Jul 2025525 PMAQI
26th Jul 2025566 PMAQI
26th Jul 2025607 PMAQI
26th Jul 2025588 PMAQI
26th Jul 2025579 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20256011 PMAQI
27th Jul 20256012 AMAQI
27th Jul 2025571 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025524 AMAQI
32°C27/38°C
27th Jul 2025525 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025489 AMAQI
27th Jul 20253410 AMAQI
27th Jul 20252211 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025332 PMAQI
27th Jul 2025343 PMAQI
27th Jul 2025374 PMAQI
27th Jul 2025315 PMAQI
27th Jul 2025436 PMAQI
27th Jul 2025577 PMAQI
27th Jul 2025598 PMAQI
27th Jul 2025569 PMAQI
27th Jul 20255610 PMAQI
27th Jul 20255611 PMAQI
28th Jul 20255812 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025534 AMAQI
32°C27/38°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025739 AMAQI
28th Jul 20258710 AMAQI
28th Jul 20258611 AMAQI
28th Jul 20258912 PMAQI
28th Jul 2025741 PMAQI
28th Jul 2025672 PMAQI
28th Jul 2025603 PMAQI
28th Jul 2025624 PMAQI
28th Jul 2025645 PMAQI
28th Jul 2025726 PMAQI
28th Jul 2025757 PMAQI
28th Jul 2025728 PMAQI
28th Jul 2025659 PMAQI
28th Jul 20256410 PMAQI
28th Jul 20256011 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025561 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025543 AMAQI
29th Jul 2025564 AMAQI
32°C27/37°C
29th Jul 2025595 AMAQI
29th Jul 2025596 AMAQI
29th Jul 2025597 AMAQI
29th Jul 2025588 AMAQI
29th Jul 2025719 AMAQI
29th Jul 20257510 AMAQI
29th Jul 20258011 AMAQI
29th Jul 20258112 PMAQI
29th Jul 2025821 PMAQI
29th Jul 2025802 PMAQI
29th Jul 2025793 PMAQI
29th Jul 2025924 PMAQI
29th Jul 2025925 PMAQI
29th Jul 2025926 PMAQI
29th Jul 2025867 PMAQI
29th Jul 2025788 PMAQI
29th Jul 2025649 PMAQI
29th Jul 20256210 PMAQI
29th Jul 20256211 PMAQI
30th Jul 20256112 AMAQI
30th Jul 2025571 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025573 AMAQI
30th Jul 2025594 AMAQI
32°C27/38°C
30th Jul 2025625 AMAQI
30th Jul 2025616 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025618 AMAQI
30th Jul 2025759 AMAQI
30th Jul 20258210 AMAQI
30th Jul 20258011 AMAQI
30th Jul 20258412 PMAQI
30th Jul 2025821 PMAQI
30th Jul 2025762 PMAQI
30th Jul 2025683 PMAQI
30th Jul 2025654 PMAQI
30th Jul 2025625 PMAQI
30th Jul 2025606 PMAQI
30th Jul 2025627 PMAQI
30th Jul 2025638 PMAQI
30th Jul 2025669 PMAQI
30th Jul 20256510 PMAQI
30th Jul 20256411 PMAQI
31st Jul 20256212 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025593 AMAQI
31st Jul 2025594 AMAQI
32°C27/37°C
31st Jul 2025595 AMAQI
31st Jul 2025596 AMAQI
31st Jul 2025597 AMAQI
31st Jul 2025598 AMAQI
31st Jul 2025599 AMAQI
31st Jul 20255910 AMAQI
31st Jul 20256011 AMAQI
31st Jul 20256212 PMAQI
31st Jul 2025671 PMAQI
31st Jul 2025732 PMAQI
31st Jul 2025723 PMAQI
31st Jul 2025734 PMAQI
31st Jul 2025815 PMAQI
31st Jul 2025766 PMAQI
31st Jul 2025737 PMAQI
31st Jul 2025708 PMAQI
31st Jul 2025539 PMAQI
31st Jul 20255310 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025542 AMAQI
1st Aug 2025543 AMAQI
1st Aug 2025574 AMAQI
31°C28/35°C
1st Aug 2025555 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025558 AMAQI
1st Aug 2025669 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256111 AMAQI
1st Aug 20255912 PMAQI
1st Aug 2025551 PMAQI
1st Aug 2025602 PMAQI
1st Aug 2025713 PMAQI
1st Aug 2025624 PMAQI
1st Aug 2025675 PMAQI
1st Aug 2025596 PMAQI
1st Aug 2025607 PMAQI
1st Aug 2025568 PMAQI
1st Aug 2025599 PMAQI
1st Aug 20255910 PMAQI
1st Aug 20255911 PMAQI
2nd Aug 20255812 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
31°C27/36°C
2nd Aug 2025555 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025749 AMAQI
2nd Aug 20257610 AMAQI
2nd Aug 20258311 AMAQI
2nd Aug 20258312 PMAQI
2nd Aug 2025851 PMAQI
2nd Aug 2025662 PMAQI
2nd Aug 2025533 PMAQI
2nd Aug 2025664 PMAQI
2nd Aug 2025645 PMAQI
2nd Aug 2025676 PMAQI
2nd Aug 2025667 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025599 PMAQI
2nd Aug 20255910 PMAQI
2nd Aug 20256011 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025551 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025584 AMAQI
31°C27/36°C
3rd Aug 2025585 AMAQI
3rd Aug 2025586 AMAQI
3rd Aug 2025587 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025699 AMAQI
3rd Aug 20257110 AMAQI
3rd Aug 20257811 AMAQI
3rd Aug 20257512 PMAQI
3rd Aug 2025741 PMAQI
3rd Aug 2025722 PMAQI
3rd Aug 2025723 PMAQI
3rd Aug 2025684 PMAQI
3rd Aug 2025745 PMAQI
3rd Aug 2025706 PMAQI
3rd Aug 2025707 PMAQI
3rd Aug 2025628 PMAQI
3rd Aug 2025629 PMAQI
3rd Aug 20255910 PMAQI
3rd Aug 20255611 PMAQI
4th Aug 20255512 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025584 AMAQI
--°C/°C
4th Aug 2025585 AMAQI
5 AM4th Aug 2025596 AMAQI
4th Aug 2025597 AMAQI
12 PM
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
52AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 7 PM
52AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 52), while the lowest AQI was between 5 AM to 7 PM (Avg. 52).
Night time
Avg. Highest Time
12 AM - 11 PM
51AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
51AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 51), while the lowest AQI was between 12 AM to 11 PM (Avg. 51).
2025 Days Vs Air Quality
Cheolsan Dong, Gwangmyeongni, Gyeonggi, South Korea
2025
21%
45
71%
152
8%
17
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
45 DaysModerate
152 DaysPoor
17 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2025, 21% of 215 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
Cheolsan Dong, Gwangmyeongni, Gyeonggi, 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
76AQI
76AQI
2nd January 2025
59AQI
59AQI
3rd January 2025
60AQI
60AQI
4th January 2025
62AQI
62AQI
5th January 2025
72AQI
72AQI
6th January 2025
107AQI
107AQI
7th January 2025
61AQI
61AQI
8th January 2025
71AQI
71AQI
9th January 2025
52AQI
52AQI
10th January 2025
53AQI
53AQI
11th January 2025
61AQI
61AQI
12th January 2025
71AQI
71AQI
13th January 2025
86AQI
86AQI
14th January 2025
97AQI
97AQI
15th January 2025
54AQI
54AQI
16th January 2025
74AQI
74AQI
17th January 2025
78AQI
78AQI
18th January 2025
77AQI
77AQI
19th January 2025
79AQI
79AQI
20th January 2025
128AQI
128AQI
21st January 2025
132AQI
132AQI
22nd January 2025
141AQI
141AQI
23rd January 2025
112AQI
112AQI
24th January 2025
105AQI
105AQI
25th January 2025
66AQI
66AQI
26th January 2025
55AQI
55AQI
27th January 2025
63AQI
63AQI
28th January 2025
58AQI
58AQI
29th January 2025
59AQI
59AQI
30th January 2025
50AQI
50AQI
31st January 2025
71AQI
71AQI
1st February 2025
82AQI
82AQI
2nd February 2025
79AQI
79AQI
3rd February 2025
55AQI
55AQI
4th February 2025
55AQI
55AQI
5th February 2025
45AQI
45AQI
6th February 2025
54AQI
54AQI
7th February 2025
49AQI
49AQI
8th February 2025
48AQI
48AQI
9th February 2025
50AQI
50AQI
10th February 2025
55AQI
55AQI
11th February 2025
71AQI
71AQI
12th February 2025
77AQI
77AQI
13th February 2025
51AQI
51AQI
14th February 2025
86AQI
86AQI
15th February 2025
57AQI
57AQI
16th February 2025
105AQI
105AQI
17th February 2025
52AQI
52AQI
18th February 2025
61AQI
61AQI
19th February 2025
47AQI
47AQI
20th February 2025
57AQI
57AQI
21st February 2025
55AQI
55AQI
22nd February 2025
58AQI
58AQI
23rd February 2025
52AQI
52AQI
24th February 2025
59AQI
59AQI
25th February 2025
53AQI
53AQI
26th February 2025
76AQI
76AQI
27th February 2025
54AQI
54AQI
28th February 2025
82AQI
82AQI
1st March 2025
104AQI
104AQI
2nd March 2025
82AQI
82AQI
3rd March 2025
57AQI
57AQI
4th March 2025
47AQI
47AQI
5th March 2025
39AQI
39AQI
6th March 2025
69AQI
69AQI
7th March 2025
92AQI
92AQI
8th March 2025
86AQI
86AQI
9th March 2025
104AQI
104AQI
10th March 2025
118AQI
118AQI
11th March 2025
110AQI
110AQI
12th March 2025
101AQI
101AQI
13th March 2025
101AQI
101AQI
14th March 2025
76AQI
76AQI
15th March 2025
58AQI
58AQI
16th March 2025
69AQI
69AQI
17th March 2025
65AQI
65AQI
18th March 2025
69AQI
69AQI
19th March 2025
78AQI
78AQI
20th March 2025
84AQI
84AQI
21st March 2025
100AQI
100AQI
22nd March 2025
108AQI
108AQI
23rd March 2025
114AQI
114AQI
24th March 2025
108AQI
108AQI
25th March 2025
131AQI
131AQI
26th March 2025
89AQI
89AQI
27th March 2025
93AQI
93AQI
28th March 2025
66AQI
66AQI
29th March 2025
50AQI
50AQI
30th March 2025
54AQI
54AQI
31st March 2025
60AQI
60AQI
1st April 2025
82AQI
82AQI
2nd April 2025
87AQI
87AQI
3rd April 2025
85AQI
85AQI
4th April 2025
84AQI
84AQI
5th April 2025
67AQI
67AQI
6th April 2025
65AQI
65AQI
7th April 2025
72AQI
72AQI
8th April 2025
82AQI
82AQI
9th April 2025
71AQI
71AQI
10th April 2025
80AQI
80AQI
11th April 2025
92AQI
92AQI
12th April 2025
68AQI
68AQI
13th April 2025
64AQI
64AQI
14th April 2025
49AQI
49AQI
15th April 2025
59AQI
59AQI
16th April 2025
61AQI
61AQI
17th April 2025
67AQI
67AQI
18th April 2025
79AQI
79AQI
19th April 2025
51AQI
51AQI
20th April 2025
61AQI
61AQI
21st April 2025
49AQI
49AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
38AQI
38AQI
24th April 2025
59AQI
59AQI
25th April 2025
63AQI
63AQI
26th April 2025
50AQI
50AQI
27th April 2025
43AQI
43AQI
28th April 2025
58AQI
58AQI
29th April 2025
69AQI
69AQI
30th April 2025
59AQI
59AQI
1st May 2025
59AQI
59AQI
2nd May 2025
52AQI
52AQI
3rd May 2025
51AQI
51AQI
4th May 2025
49AQI
49AQI
5th May 2025
51AQI
51AQI
6th May 2025
43AQI
43AQI
7th May 2025
55AQI
55AQI
8th May 2025
59AQI
59AQI
9th May 2025
52AQI
52AQI
10th May 2025
56AQI
56AQI
11th May 2025
74AQI
74AQI
12th May 2025
75AQI
75AQI
13th May 2025
74AQI
74AQI
14th May 2025
72AQI
72AQI
15th May 2025
63AQI
63AQI
16th May 2025
54AQI
54AQI
17th May 2025
47AQI
47AQI
18th May 2025
57AQI
57AQI
19th May 2025
60AQI
60AQI
20th May 2025
39AQI
39AQI
21st May 2025
46AQI
46AQI
22nd May 2025
50AQI
50AQI
23rd May 2025
62AQI
62AQI
24th May 2025
49AQI
49AQI
25th May 2025
54AQI
54AQI
26th May 2025
65AQI
65AQI
27th May 2025
78AQI
78AQI
28th May 2025
80AQI
80AQI
29th May 2025
78AQI
78AQI
30th May 2025
82AQI
82AQI
31st May 2025
89AQI
89AQI
1st June 2025
83AQI
83AQI
2nd June 2025
95AQI
95AQI
3rd June 2025
74AQI
74AQI
4th June 2025
59AQI
59AQI
5th June 2025
58AQI
58AQI
6th June 2025
58AQI
58AQI
7th June 2025
67AQI
67AQI
8th June 2025
54AQI
54AQI
9th June 2025
61AQI
61AQI
10th June 2025
48AQI
48AQI
11th June 2025
56AQI
56AQI
12th June 2025
64AQI
64AQI
13th June 2025
75AQI
75AQI
14th June 2025
61AQI
61AQI
15th June 2025
55AQI
55AQI
16th June 2025
64AQI
64AQI
17th June 2025
65AQI
65AQI
18th June 2025
66AQI
66AQI
19th June 2025
67AQI
67AQI
20th June 2025
44AQI
44AQI
21st June 2025
55AQI
55AQI
22nd June 2025
62AQI
62AQI
23rd June 2025
71AQI
71AQI
24th June 2025
56AQI
56AQI
25th June 2025
49AQI
49AQI
26th June 2025
53AQI
53AQI
27th June 2025
62AQI
62AQI
28th June 2025
61AQI
61AQI
29th June 2025
48AQI
48AQI
30th June 2025
45AQI
45AQI
1st July 2025
41AQI
41AQI
2nd July 2025
38AQI
38AQI
3rd July 2025
50AQI
50AQI
4th July 2025
49AQI
49AQI
5th July 2025
45AQI
45AQI
6th July 2025
50AQI
50AQI
7th July 2025
68AQI
68AQI
8th July 2025
68AQI
68AQI
9th July 2025
57AQI
57AQI
10th July 2025
53AQI
53AQI
11th July 2025
53AQI
53AQI
12th July 2025
48AQI
48AQI
13th July 2025
61AQI
61AQI
14th July 2025
51AQI
51AQI
15th July 2025
41AQI
41AQI
16th July 2025
49AQI
49AQI
17th July 2025
37AQI
37AQI
18th July 2025
41AQI
41AQI
19th July 2025
35AQI
35AQI
20th July 2025
33AQI
33AQI
21st July 2025
37AQI
37AQI
22nd July 2025
36AQI
36AQI
23rd July 2025
38AQI
38AQI
24th July 2025
49AQI
49AQI
25th July 2025
61AQI
61AQI
26th July 2025
53AQI
53AQI
27th July 2025
47AQI
47AQI
28th July 2025
64AQI
64AQI
29th July 2025
70AQI
70AQI
30th July 2025
65AQI
65AQI
31st July 2025
63AQI
63AQI
1st August 2025
59AQI
59AQI
2nd August 2025
63AQI
63AQI
77AQI
62AQI
83AQI
65AQI
60AQI
61AQI
50AQI
61AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202566AQI
1
24
6
5
22
1
3
18
10
6
24
7
24
5
25
18
13
2
45
152
17
Highest AQI recorded in
March83AQI
Lowest AQI recorded in
July50AQI
202461AQI
11
13
7
9
15
4
1
6
22
3
4
22
4
11
20
6
23
1
23
8
11
20
24
6
13
18
10
19
1
4
26
1
132
212
21
1
Highest AQI recorded in
January75AQI
Lowest AQI recorded in
September42AQI
202366AQI
7
16
5
3
2
17
6
3
3
14
13
1
5
10
3
5
25
1
6
24
17
11
1
15
10
19
11
11
20
12
15
2
11
17
3
113
190
34
7
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September44AQI
202268AQI
22
7
2
3
11
5
2
7
17
7
3
11
3
9
22
19
11
9
14
2
1
19
8
2
16
12
3
5
17
4
4
8
19
4
100
165
35
8
Highest AQI recorded in
January89AQI
Lowest AQI recorded in
August37AQI
202171AQI
5
16
9
2
17
6
3
2
13
9
6
1
7
20
3
11
16
2
1
1
4
24
2
11
20
18
13
25
5
15
15
1
6
16
5
3
8
14
8
1
114
189
45
13
2
1
Highest AQI recorded in
March108AQI
Lowest AQI recorded in
September36AQI
202066AQI
2
10
1
3
15
3
4
13
1
4
23
3
16
14
1
16
15
20
9
9
19
3
7
15
6
2
5
15
10
1
86
148
28
3
Highest AQI recorded in
December88AQI
Lowest AQI recorded in
September43AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
71AQILeast Polluted Year Recorded
2024(Avg.)
61AQICheolsan Dong's annual 2025 AQI (66) shows an average percentage change of -0.8% (improved AQI) compared to previous years: 2020 (66), 2021 (71), 2022 (68), 2023 (66), 2024 (61).
