Simge Dong, Bucheon, 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
Simge Dong, Bucheon, Gyeonggi, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
12th Aug 2021
100AQILowest AQI recorded on
9th Aug 2023
16AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 59 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Simge Dong, Bucheon, Gyeonggi, South Korea
AQI
Day
Night
.
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
10AM2nd Aug
81AQI
Avg. Lowest Time
3PM2nd Aug
54AQI
Night time
Avg. Highest Time
9PM2nd Aug
60AQI
Avg. Lowest Time
3AM3rd Aug
56AQI
In the last 24 hours,
Simge Dong's AQI reached its highest point of 81 at 10 AM during the Day, while the lowest point, 54, was recorded at 3 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Simge Dong, Bucheon, Gyeonggi, South Korea
JulAug
04th - 05th05th - 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
Day
Night
4th Jul 2025525 AMAQI
4th Jul 2025526 AMAQI
4th Jul 2025527 AMAQI
4th Jul 2025528 AMAQI
4th Jul 2025519 AMAQI
4th Jul 20255210 AMAQI
4th Jul 20255311 AMAQI
4th Jul 20255412 PMAQI
4th Jul 2025541 PMAQI
4th Jul 2025532 PMAQI
4th Jul 2025543 PMAQI
4th Jul 2025524 PMAQI
4th Jul 2025525 PMAQI
4th Jul 2025516 PMAQI
4th Jul 2025507 PMAQI
4th Jul 2025458 PMAQI
4th Jul 2025509 PMAQI
4th Jul 20255110 PMAQI
4th Jul 20255011 PMAQI
5th Jul 20255012 AMAQI
5th Jul 2025511 AMAQI
5th Jul 2025512 AMAQI
5th Jul 2025513 AMAQI
5th Jul 2025514 AMAQI
26°C24/29°C
5th Jul 2025525 AMAQI
5th Jul 2025526 AMAQI
5th Jul 2025527 AMAQI
5th Jul 2025528 AMAQI
5th Jul 2025389 AMAQI
5th Jul 20253510 AMAQI
5th Jul 20253411 AMAQI
5th Jul 20253812 PMAQI
5th Jul 2025421 PMAQI
5th Jul 2025512 PMAQI
5th Jul 2025493 PMAQI
5th Jul 2025504 PMAQI
5th Jul 2025515 PMAQI
5th Jul 2025486 PMAQI
5th Jul 2025507 PMAQI
5th Jul 2025508 PMAQI
5th Jul 2025529 PMAQI
5th Jul 20255210 PMAQI
5th Jul 20255011 PMAQI
6th Jul 20255212 AMAQI
6th Jul 2025511 AMAQI
6th Jul 2025512 AMAQI
6th Jul 2025503 AMAQI
6th Jul 2025504 AMAQI
26°C24/30°C
6th Jul 2025505 AMAQI
6th Jul 2025506 AMAQI
6th Jul 2025507 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025539 AMAQI
6th Jul 20255410 AMAQI
6th Jul 20255511 AMAQI
6th Jul 20255312 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025552 PMAQI
6th Jul 2025563 PMAQI
6th Jul 2025564 PMAQI
6th Jul 2025545 PMAQI
6th Jul 2025536 PMAQI
6th Jul 2025517 PMAQI
6th Jul 2025508 PMAQI
6th Jul 2025519 PMAQI
6th Jul 20255210 PMAQI
6th Jul 20255111 PMAQI
7th Jul 20255212 AMAQI
7th Jul 2025511 AMAQI
7th Jul 2025502 AMAQI
7th Jul 2025513 AMAQI
7th Jul 2025524 AMAQI
27°C24/32°C
7th Jul 2025525 AMAQI
7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025619 AMAQI
7th Jul 20257210 AMAQI
7th Jul 20258011 AMAQI
7th Jul 20258812 PMAQI
7th Jul 2025811 PMAQI
7th Jul 2025862 PMAQI
7th Jul 2025853 PMAQI
7th Jul 2025864 PMAQI
7th Jul 2025845 PMAQI
7th Jul 2025946 PMAQI
7th Jul 2025907 PMAQI
7th Jul 2025778 PMAQI
7th Jul 2025579 PMAQI
7th Jul 20255710 PMAQI
7th Jul 20255811 PMAQI
8th Jul 20255912 AMAQI
8th Jul 2025591 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025523 AMAQI
8th Jul 2025534 AMAQI
28°C25/31°C
8th Jul 2025545 AMAQI
8th Jul 2025546 AMAQI
8th Jul 2025547 AMAQI
8th Jul 2025548 AMAQI
8th Jul 2025869 AMAQI
8th Jul 20259510 AMAQI
8th Jul 20259611 AMAQI
8th Jul 20258512 PMAQI
8th Jul 2025761 PMAQI
8th Jul 2025772 PMAQI
8th Jul 2025783 PMAQI
8th Jul 2025774 PMAQI
8th Jul 2025845 PMAQI
8th Jul 2025866 PMAQI
8th Jul 2025827 PMAQI
8th Jul 2025798 PMAQI
8th Jul 2025629 PMAQI
8th Jul 20255610 PMAQI
8th Jul 20255711 PMAQI
9th Jul 20255812 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025572 AMAQI
9th Jul 2025573 AMAQI
9th Jul 2025584 AMAQI
30°C27/36°C
9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025608 AMAQI
9th Jul 2025589 AMAQI
9th Jul 20255910 AMAQI
9th Jul 20256211 AMAQI
9th Jul 20255812 PMAQI
9th Jul 2025581 PMAQI
9th Jul 2025572 PMAQI
9th Jul 2025573 PMAQI
9th Jul 2025564 PMAQI
9th Jul 2025545 PMAQI
9th Jul 2025536 PMAQI
9th Jul 2025547 PMAQI
9th Jul 2025588 PMAQI
9th Jul 2025599 PMAQI
9th Jul 20256010 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20256012 AMAQI
10th Jul 2025611 AMAQI
10th Jul 2025602 AMAQI
10th Jul 2025583 AMAQI
10th Jul 2025584 AMAQI
30°C27/35°C
10th Jul 2025585 AMAQI
10th Jul 2025586 AMAQI
10th Jul 2025597 AMAQI
10th Jul 2025598 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20254110 AMAQI
10th Jul 20253411 AMAQI
10th Jul 20253812 PMAQI
10th Jul 2025471 PMAQI
10th Jul 2025502 PMAQI
10th Jul 2025513 PMAQI
10th Jul 2025514 PMAQI
10th Jul 2025505 PMAQI
10th Jul 2025526 PMAQI
10th Jul 2025527 PMAQI
10th Jul 2025548 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255710 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255612 AMAQI
11th Jul 2025581 AMAQI
11th Jul 2025582 AMAQI
11th Jul 2025583 AMAQI
11th Jul 2025584 AMAQI
31°C27/35°C
11th Jul 2025595 AMAQI
11th Jul 2025586 AMAQI
11th Jul 2025597 AMAQI
11th Jul 2025598 AMAQI
11th Jul 2025409 AMAQI
11th Jul 20253510 AMAQI
11th Jul 20252711 AMAQI
11th Jul 20253012 PMAQI
11th Jul 2025461 PMAQI
11th Jul 2025402 PMAQI
11th Jul 2025443 PMAQI
11th Jul 2025464 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025478 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255410 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025573 AMAQI
12th Jul 2025564 AMAQI
30°C25/35°C
12th Jul 2025555 AMAQI
12th Jul 2025556 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025558 AMAQI
12th Jul 2025369 AMAQI
12th Jul 20253110 AMAQI
12th Jul 20252411 AMAQI
12th Jul 20253012 PMAQI
12th Jul 2025411 PMAQI
12th Jul 2025412 PMAQI
12th Jul 2025423 PMAQI
12th Jul 2025434 PMAQI
12th Jul 2025425 PMAQI
12th Jul 2025416 PMAQI
12th Jul 2025527 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255510 PMAQI
12th Jul 20255511 PMAQI
13th Jul 20255512 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI
29°C25/34°C
13th Jul 2025545 AMAQI
13th Jul 2025546 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025558 AMAQI
13th Jul 2025589 AMAQI
13th Jul 20256310 AMAQI
13th Jul 20256411 AMAQI
13th Jul 20256412 PMAQI
13th Jul 2025631 PMAQI
13th Jul 2025672 PMAQI
13th Jul 2025653 PMAQI
13th Jul 2025654 PMAQI
13th Jul 2025675 PMAQI
13th Jul 2025666 PMAQI
13th Jul 2025657 PMAQI
13th Jul 2025628 PMAQI
13th Jul 2025579 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20255711 PMAQI
14th Jul 20255612 AMAQI
14th Jul 2025551 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025564 AMAQI
27°C24/29°C
14th Jul 2025555 AMAQI
14th Jul 2025556 AMAQI
14th Jul 2025567 AMAQI
14th Jul 2025558 AMAQI
14th Jul 2025729 AMAQI
14th Jul 20257410 AMAQI
14th Jul 20257411 AMAQI
14th Jul 20257212 PMAQI
14th Jul 2025611 PMAQI
14th Jul 2025552 PMAQI
14th Jul 2025503 PMAQI
14th Jul 2025494 PMAQI
14th Jul 2025465 PMAQI
14th Jul 2025426 PMAQI
14th Jul 2025387 PMAQI
14th Jul 2025438 PMAQI
14th Jul 2025549 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255311 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025562 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025564 AMAQI
23°C20/28°C
15th Jul 2025585 AMAQI
15th Jul 2025586 AMAQI
15th Jul 2025577 AMAQI
15th Jul 2025578 AMAQI
15th Jul 2025259 AMAQI
15th Jul 20251310 AMAQI
15th Jul 20251811 AMAQI
15th Jul 20252212 PMAQI
15th Jul 2025391 PMAQI
15th Jul 2025402 PMAQI
15th Jul 2025393 PMAQI
15th Jul 2025374 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025397 PMAQI
15th Jul 2025438 PMAQI
15th Jul 2025529 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025552 AMAQI
16th Jul 2025553 AMAQI
16th Jul 2025544 AMAQI
23°C21/25°C
16th Jul 2025535 AMAQI
16th Jul 2025536 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025609 AMAQI
16th Jul 20256010 AMAQI
16th Jul 20256011 AMAQI
16th Jul 20255812 PMAQI
16th Jul 2025581 PMAQI
16th Jul 2025562 PMAQI
16th Jul 2025563 PMAQI
16th Jul 2025544 PMAQI
16th Jul 2025565 PMAQI
16th Jul 2025506 PMAQI
16th Jul 2025407 PMAQI
16th Jul 2025428 PMAQI
16th Jul 2025519 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20255212 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025534 AMAQI
23°C22/25°C
17th Jul 2025545 AMAQI
17th Jul 2025546 AMAQI
17th Jul 2025547 AMAQI
17th Jul 2025548 AMAQI
17th Jul 2025249 AMAQI
17th Jul 20251510 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251612 PMAQI
17th Jul 2025271 PMAQI
17th Jul 2025282 PMAQI
17th Jul 2025283 PMAQI
17th Jul 2025294 PMAQI
17th Jul 2025295 PMAQI
17th Jul 2025296 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025358 PMAQI
17th Jul 2025509 PMAQI
17th Jul 20255010 PMAQI
17th Jul 20254911 PMAQI
18th Jul 20255012 AMAQI
18th Jul 2025521 AMAQI
18th Jul 2025532 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025524 AMAQI
23°C22/25°C
18th Jul 2025525 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025528 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20251510 AMAQI
18th Jul 20251811 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025321 PMAQI
18th Jul 2025332 PMAQI
18th Jul 2025373 PMAQI
18th Jul 2025414 PMAQI
18th Jul 2025395 PMAQI
18th Jul 2025456 PMAQI
18th Jul 2025437 PMAQI
18th Jul 2025468 PMAQI
18th Jul 2025499 PMAQI
18th Jul 20255010 PMAQI
18th Jul 20255111 PMAQI
19th Jul 20255112 AMAQI
19th Jul 2025501 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025514 AMAQI
24°C23/25°C
19th Jul 2025495 AMAQI
19th Jul 2025496 AMAQI
19th Jul 2025487 AMAQI
19th Jul 2025498 AMAQI
19th Jul 2025249 AMAQI
19th Jul 20251610 AMAQI
19th Jul 20251411 AMAQI
19th Jul 20251412 PMAQI
19th Jul 2025181 PMAQI
19th Jul 2025182 PMAQI
19th Jul 2025193 PMAQI
19th Jul 2025204 PMAQI
19th Jul 2025185 PMAQI
19th Jul 2025186 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025328 PMAQI
19th Jul 2025399 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20253712 AMAQI
20th Jul 2025461 AMAQI
20th Jul 2025512 AMAQI
20th Jul 2025513 AMAQI
20th Jul 2025494 AMAQI
25°C23/28°C
20th Jul 2025445 AMAQI
20th Jul 2025446 AMAQI
20th Jul 2025447 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252611 AMAQI
20th Jul 20253312 PMAQI
20th Jul 2025361 PMAQI
20th Jul 2025342 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025344 PMAQI
20th Jul 2025235 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025247 PMAQI
20th Jul 2025298 PMAQI
20th Jul 2025409 PMAQI
20th Jul 20254310 PMAQI
20th Jul 20254311 PMAQI
21st Jul 20254312 AMAQI
21st Jul 2025461 AMAQI
21st Jul 2025462 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025454 AMAQI
27°C24/30°C
21st Jul 2025435 AMAQI
21st Jul 2025436 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025438 AMAQI
21st Jul 2025489 AMAQI
21st Jul 20255110 AMAQI
21st Jul 20254911 AMAQI
21st Jul 20254612 PMAQI
21st Jul 2025371 PMAQI
21st Jul 2025302 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025274 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025236 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025278 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253111 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025371 AMAQI
22nd Jul 2025462 AMAQI
22nd Jul 2025453 AMAQI
22nd Jul 2025444 AMAQI
28°C25/31°C
22nd Jul 2025455 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025447 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252410 AMAQI
22nd Jul 20252511 AMAQI
22nd Jul 20253212 PMAQI
22nd Jul 2025351 PMAQI
22nd Jul 2025372 PMAQI
22nd Jul 2025343 PMAQI
22nd Jul 2025344 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025176 PMAQI
22nd Jul 2025177 PMAQI
22nd Jul 2025228 PMAQI
22nd Jul 2025329 PMAQI
22nd Jul 20253510 PMAQI
22nd Jul 20253411 PMAQI
23rd Jul 20253612 AMAQI
23rd Jul 2025421 AMAQI
23rd Jul 2025422 AMAQI
23rd Jul 2025443 AMAQI
23rd Jul 2025424 AMAQI
28°C25/30°C
23rd Jul 2025415 AMAQI
23rd Jul 2025406 AMAQI
23rd Jul 2025417 AMAQI
23rd Jul 2025408 AMAQI
23rd Jul 2025269 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20252511 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025341 PMAQI
23rd Jul 2025462 PMAQI
23rd Jul 2025513 PMAQI
23rd Jul 2025514 PMAQI
23rd Jul 2025555 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025547 PMAQI
23rd Jul 2025308 PMAQI
23rd Jul 2025369 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253111 PMAQI
24th Jul 20253012 AMAQI
24th Jul 2025411 AMAQI
24th Jul 2025422 AMAQI
24th Jul 2025413 AMAQI
24th Jul 2025414 AMAQI
28°C25/32°C
24th Jul 2025405 AMAQI
24th Jul 2025406 AMAQI
24th Jul 2025407 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20253010 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025391 PMAQI
24th Jul 2025572 PMAQI
24th Jul 2025643 PMAQI
24th Jul 2025674 PMAQI
24th Jul 2025685 PMAQI
24th Jul 2025656 PMAQI
24th Jul 2025687 PMAQI
24th Jul 2025618 PMAQI
24th Jul 2025559 PMAQI
24th Jul 20255410 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255412 AMAQI
25th Jul 2025531 AMAQI
25th Jul 2025432 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025404 AMAQI
28°C26/32°C
25th Jul 2025415 AMAQI
25th Jul 2025426 AMAQI
25th Jul 2025417 AMAQI
25th Jul 2025418 AMAQI
25th Jul 2025599 AMAQI
25th Jul 20256810 AMAQI
25th Jul 20257211 AMAQI
25th Jul 20257212 PMAQI
25th Jul 2025731 PMAQI
25th Jul 2025752 PMAQI
25th Jul 2025783 PMAQI
25th Jul 2025804 PMAQI
25th Jul 2025805 PMAQI
25th Jul 2025816 PMAQI
25th Jul 2025787 PMAQI
25th Jul 2025668 PMAQI
25th Jul 2025559 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255511 PMAQI
26th Jul 20255612 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
26th Jul 2025484 AMAQI
30°C26/35°C
26th Jul 2025545 AMAQI
26th Jul 2025546 AMAQI
26th Jul 2025547 AMAQI
26th Jul 2025548 AMAQI
26th Jul 2025579 AMAQI
26th Jul 20255010 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20253812 PMAQI
26th Jul 2025541 PMAQI
26th Jul 2025532 PMAQI
26th Jul 2025543 PMAQI
26th Jul 2025554 PMAQI
26th Jul 2025555 PMAQI
26th Jul 2025646 PMAQI
26th Jul 2025717 PMAQI
26th Jul 2025628 PMAQI
26th Jul 2025619 PMAQI
26th Jul 20256010 PMAQI
26th Jul 20256211 PMAQI
27th Jul 20256112 AMAQI
27th Jul 2025541 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025524 AMAQI
31°C28/35°C
27th Jul 2025525 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025527 AMAQI
27th Jul 2025528 AMAQI
27th Jul 2025399 AMAQI
27th Jul 20252610 AMAQI
27th Jul 20252411 AMAQI
27th Jul 20252312 PMAQI
27th Jul 2025261 PMAQI
27th Jul 2025222 PMAQI
27th Jul 2025293 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025345 PMAQI
27th Jul 2025516 PMAQI
27th Jul 2025547 PMAQI
27th Jul 2025628 PMAQI
27th Jul 2025589 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255811 PMAQI
28th Jul 20255912 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025534 AMAQI
31°C28/35°C
28th Jul 2025515 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025518 AMAQI
28th Jul 2025909 AMAQI
28th Jul 20259610 AMAQI
28th Jul 20259911 AMAQI
28th Jul 20258812 PMAQI
28th Jul 2025711 PMAQI
28th Jul 2025702 PMAQI
28th Jul 2025763 PMAQI
28th Jul 2025714 PMAQI
28th Jul 2025695 PMAQI
28th Jul 2025776 PMAQI
28th Jul 2025787 PMAQI
28th Jul 2025778 PMAQI
28th Jul 2025669 PMAQI
28th Jul 20256210 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
30°C27/33°C
29th Jul 2025605 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025607 AMAQI
29th Jul 2025608 AMAQI
29th Jul 2025729 AMAQI
29th Jul 20257810 AMAQI
29th Jul 20257911 AMAQI
29th Jul 20257812 PMAQI
29th Jul 2025781 PMAQI
29th Jul 2025812 PMAQI
29th Jul 2025823 PMAQI
29th Jul 2025914 PMAQI
29th Jul 2025905 PMAQI
29th Jul 2025786 PMAQI
29th Jul 2025827 PMAQI
29th Jul 2025768 PMAQI
29th Jul 2025609 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20255812 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025582 AMAQI
30th Jul 2025583 AMAQI
30th Jul 2025584 AMAQI
30°C28/34°C
30th Jul 2025635 AMAQI
30th Jul 2025626 AMAQI
30th Jul 2025627 AMAQI
30th Jul 2025628 AMAQI
30th Jul 2025799 AMAQI
30th Jul 20257910 AMAQI
30th Jul 20258011 AMAQI
30th Jul 20258412 PMAQI
30th Jul 2025831 PMAQI
30th Jul 2025772 PMAQI
30th Jul 2025783 PMAQI
30th Jul 2025754 PMAQI
30th Jul 2025755 PMAQI
30th Jul 2025806 PMAQI
30th Jul 2025827 PMAQI
30th Jul 2025788 PMAQI
30th Jul 2025639 PMAQI
30th Jul 20256310 PMAQI
30th Jul 20256211 PMAQI
31st Jul 20256212 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025594 AMAQI
30°C27/35°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 20256211 AMAQI
31st Jul 20256612 PMAQI
31st Jul 2025721 PMAQI
31st Jul 2025772 PMAQI
31st Jul 2025793 PMAQI
31st Jul 2025824 PMAQI
31st Jul 2025815 PMAQI
31st Jul 2025776 PMAQI
31st Jul 2025817 PMAQI
31st Jul 2025708 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255510 PMAQI
31st Jul 20255611 PMAQI
1st Aug 20255712 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025564 AMAQI
30°C28/32°C
1st Aug 2025565 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025558 AMAQI
1st Aug 2025579 AMAQI
1st Aug 20256210 AMAQI
1st Aug 20255611 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025581 PMAQI
1st Aug 2025612 PMAQI
1st Aug 2025703 PMAQI
1st Aug 2025614 PMAQI
1st Aug 2025725 PMAQI
1st Aug 2025596 PMAQI
1st Aug 2025607 PMAQI
1st Aug 2025598 PMAQI
1st Aug 2025659 PMAQI
1st Aug 20256410 PMAQI
1st Aug 20256411 PMAQI
2nd Aug 20256012 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025564 AMAQI
30°C28/34°C
2nd Aug 2025555 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025779 AMAQI
2nd Aug 20258110 AMAQI
2nd Aug 20257211 AMAQI
2nd Aug 20258012 PMAQI
2nd Aug 2025761 PMAQI
2nd Aug 2025582 PMAQI
2nd Aug 2025543 PMAQI
2nd Aug 2025564 PMAQI
2nd Aug 2025585 PMAQI
2nd Aug 2025646 PMAQI
2nd Aug 2025627 PMAQI
2nd Aug 2025598 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256010 PMAQI
2nd Aug 20256011 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025561 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025584 AMAQI
30°C27/33°C
3rd Aug 2025595 AMAQI
5 AM3rd Aug 2025586 AMAQI
3rd Aug 2025597 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025689 AMAQI
3rd Aug 20256810 AMAQI
3rd Aug 20256911 AMAQI
3rd Aug 20256212 PMAQI
12 PM3rd Aug 2025661 PMAQI
3rd Aug 2025692 PMAQI
3rd Aug 2025643 PMAQI
3rd Aug 2025634 PMAQI
3rd Aug 2025685 PMAQI
3rd Aug 2025706 PMAQI
7 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
53AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 7 PM
53AQI
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. 53), while the lowest AQI was between 5 AM to 7 PM (Avg. 53).
Night time
Avg. Highest Time
12 AM - 11 PM
53AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
53AQI
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. 53), while the lowest AQI was between 12 AM to 11 PM (Avg. 53).
2025 Days Vs Air Quality
Simge Dong, Bucheon, Gyeonggi, South Korea
2025
20%
43
71%
152
9%
19
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
43 DaysModerate
152 DaysPoor
19 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% 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
Simge Dong, Bucheon, 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
74AQI
74AQI
2nd January 2025
53AQI
53AQI
3rd January 2025
54AQI
54AQI
4th January 2025
57AQI
57AQI
5th January 2025
68AQI
68AQI
6th January 2025
98AQI
98AQI
7th January 2025
53AQI
53AQI
8th January 2025
70AQI
70AQI
9th January 2025
42AQI
42AQI
10th January 2025
50AQI
50AQI
11th January 2025
56AQI
56AQI
12th January 2025
70AQI
70AQI
13th January 2025
82AQI
82AQI
14th January 2025
95AQI
95AQI
15th January 2025
53AQI
53AQI
16th January 2025
75AQI
75AQI
17th January 2025
72AQI
72AQI
18th January 2025
76AQI
76AQI
19th January 2025
74AQI
74AQI
20th January 2025
129AQI
129AQI
21st January 2025
124AQI
124AQI
22nd January 2025
141AQI
141AQI
23rd January 2025
101AQI
101AQI
24th January 2025
106AQI
106AQI
25th January 2025
63AQI
63AQI
26th January 2025
53AQI
53AQI
27th January 2025
69AQI
69AQI
28th January 2025
56AQI
56AQI
29th January 2025
57AQI
57AQI
30th January 2025
45AQI
45AQI
31st January 2025
67AQI
67AQI
1st February 2025
76AQI
76AQI
2nd February 2025
76AQI
76AQI
3rd February 2025
51AQI
51AQI
4th February 2025
46AQI
46AQI
5th February 2025
37AQI
37AQI
6th February 2025
48AQI
48AQI
7th February 2025
44AQI
44AQI
8th February 2025
38AQI
38AQI
9th February 2025
43AQI
43AQI
10th February 2025
52AQI
52AQI
11th February 2025
64AQI
64AQI
12th February 2025
68AQI
68AQI
13th February 2025
50AQI
50AQI
14th February 2025
85AQI
85AQI
15th February 2025
58AQI
58AQI
16th February 2025
100AQI
100AQI
17th February 2025
53AQI
53AQI
18th February 2025
59AQI
59AQI
19th February 2025
49AQI
49AQI
20th February 2025
54AQI
54AQI
21st February 2025
51AQI
51AQI
22nd February 2025
57AQI
57AQI
23rd February 2025
52AQI
52AQI
24th February 2025
55AQI
55AQI
25th February 2025
52AQI
52AQI
26th February 2025
74AQI
74AQI
27th February 2025
59AQI
59AQI
28th February 2025
84AQI
84AQI
1st March 2025
106AQI
106AQI
2nd March 2025
92AQI
92AQI
3rd March 2025
77AQI
77AQI
4th March 2025
69AQI
69AQI
5th March 2025
63AQI
63AQI
6th March 2025
77AQI
77AQI
7th March 2025
96AQI
96AQI
8th March 2025
89AQI
89AQI
9th March 2025
114AQI
114AQI
10th March 2025
123AQI
123AQI
11th March 2025
118AQI
118AQI
12th March 2025
105AQI
105AQI
13th March 2025
102AQI
102AQI
14th March 2025
80AQI
80AQI
15th March 2025
63AQI
63AQI
16th March 2025
74AQI
74AQI
17th March 2025
68AQI
68AQI
18th March 2025
78AQI
78AQI
19th March 2025
80AQI
80AQI
20th March 2025
94AQI
94AQI
21st March 2025
111AQI
111AQI
22nd March 2025
118AQI
118AQI
23rd March 2025
125AQI
125AQI
24th March 2025
128AQI
128AQI
25th March 2025
140AQI
140AQI
26th March 2025
115AQI
115AQI
27th March 2025
120AQI
120AQI
28th March 2025
74AQI
74AQI
29th March 2025
57AQI
57AQI
30th March 2025
47AQI
47AQI
31st March 2025
61AQI
61AQI
1st April 2025
68AQI
68AQI
2nd April 2025
71AQI
71AQI
3rd April 2025
72AQI
72AQI
4th April 2025
69AQI
69AQI
5th April 2025
66AQI
66AQI
6th April 2025
65AQI
65AQI
7th April 2025
75AQI
75AQI
8th April 2025
82AQI
82AQI
9th April 2025
76AQI
76AQI
10th April 2025
85AQI
85AQI
11th April 2025
95AQI
95AQI
12th April 2025
72AQI
72AQI
13th April 2025
64AQI
64AQI
14th April 2025
50AQI
50AQI
15th April 2025
60AQI
60AQI
16th April 2025
63AQI
63AQI
17th April 2025
69AQI
69AQI
18th April 2025
85AQI
85AQI
19th April 2025
50AQI
50AQI
20th April 2025
67AQI
67AQI
21st April 2025
53AQI
53AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
34AQI
34AQI
24th April 2025
67AQI
67AQI
25th April 2025
60AQI
60AQI
26th April 2025
54AQI
54AQI
27th April 2025
42AQI
42AQI
28th April 2025
63AQI
63AQI
29th April 2025
68AQI
68AQI
30th April 2025
56AQI
56AQI
1st May 2025
61AQI
61AQI
2nd May 2025
50AQI
50AQI
3rd May 2025
50AQI
50AQI
4th May 2025
49AQI
49AQI
5th May 2025
53AQI
53AQI
6th May 2025
39AQI
39AQI
7th May 2025
56AQI
56AQI
8th May 2025
62AQI
62AQI
9th May 2025
55AQI
55AQI
10th May 2025
62AQI
62AQI
11th May 2025
78AQI
78AQI
12th May 2025
78AQI
78AQI
13th May 2025
79AQI
79AQI
14th May 2025
73AQI
73AQI
15th May 2025
68AQI
68AQI
16th May 2025
64AQI
64AQI
17th May 2025
54AQI
54AQI
18th May 2025
57AQI
57AQI
19th May 2025
61AQI
61AQI
20th May 2025
37AQI
37AQI
21st May 2025
50AQI
50AQI
22nd May 2025
54AQI
54AQI
23rd May 2025
65AQI
65AQI
24th May 2025
49AQI
49AQI
25th May 2025
49AQI
49AQI
26th May 2025
69AQI
69AQI
27th May 2025
90AQI
90AQI
28th May 2025
98AQI
98AQI
29th May 2025
84AQI
84AQI
30th May 2025
88AQI
88AQI
31st May 2025
96AQI
96AQI
1st June 2025
93AQI
93AQI
2nd June 2025
104AQI
104AQI
3rd June 2025
77AQI
77AQI
4th June 2025
56AQI
56AQI
5th June 2025
56AQI
56AQI
6th June 2025
56AQI
56AQI
7th June 2025
67AQI
67AQI
8th June 2025
54AQI
54AQI
9th June 2025
63AQI
63AQI
10th June 2025
52AQI
52AQI
11th June 2025
56AQI
56AQI
12th June 2025
65AQI
65AQI
13th June 2025
74AQI
74AQI
14th June 2025
67AQI
67AQI
15th June 2025
58AQI
58AQI
16th June 2025
68AQI
68AQI
17th June 2025
68AQI
68AQI
18th June 2025
70AQI
70AQI
19th June 2025
66AQI
66AQI
20th June 2025
58AQI
58AQI
21st June 2025
61AQI
61AQI
22nd June 2025
65AQI
65AQI
23rd June 2025
70AQI
70AQI
24th June 2025
64AQI
64AQI
25th June 2025
56AQI
56AQI
26th June 2025
58AQI
58AQI
27th June 2025
66AQI
66AQI
28th June 2025
64AQI
64AQI
29th June 2025
53AQI
53AQI
30th June 2025
50AQI
50AQI
1st July 2025
46AQI
46AQI
2nd July 2025
45AQI
45AQI
3rd July 2025
50AQI
50AQI
4th July 2025
50AQI
50AQI
5th July 2025
48AQI
48AQI
6th July 2025
52AQI
52AQI
7th July 2025
64AQI
64AQI
8th July 2025
67AQI
67AQI
9th July 2025
58AQI
58AQI
10th July 2025
54AQI
54AQI
11th July 2025
50AQI
50AQI
12th July 2025
50AQI
50AQI
13th July 2025
59AQI
59AQI
14th July 2025
55AQI
55AQI
15th July 2025
46AQI
46AQI
16th July 2025
53AQI
53AQI
17th July 2025
42AQI
42AQI
18th July 2025
44AQI
44AQI
19th July 2025
34AQI
34AQI
20th July 2025
37AQI
37AQI
21st July 2025
38AQI
38AQI
22nd July 2025
33AQI
33AQI
23rd July 2025
40AQI
40AQI
24th July 2025
48AQI
48AQI
25th July 2025
59AQI
59AQI
26th July 2025
54AQI
54AQI
27th July 2025
47AQI
47AQI
28th July 2025
67AQI
67AQI
29th July 2025
69AQI
69AQI
30th July 2025
69AQI
69AQI
31st July 2025
65AQI
65AQI
1st August 2025
60AQI
60AQI
2nd August 2025
59AQI
59AQI
74AQI
58AQI
92AQI
65AQI
64AQI
65AQI
51AQI
60AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202567AQI
3
23
5
8
20
1
17
13
5
25
8
23
1
28
1
17
14
2
43
152
19
Highest AQI recorded in
March92AQI
Lowest AQI recorded in
July51AQI
202462AQI
11
13
6
1
9
15
4
1
7
20
2
2
4
24
2
15
15
1
8
22
21
9
1
10
21
17
7
6
14
17
11
18
1
9
22
136
203
23
4
Highest AQI recorded in
January76AQI
Lowest AQI recorded in
July44AQI
202365AQI
12
12
6
1
3
19
4
2
3
14
13
1
3
22
3
2
5
24
2
7
23
13
16
18
13
19
11
10
16
2
12
14
3
11
15
4
1
116
199
37
7
Highest AQI recorded in
March96AQI
Lowest AQI recorded in
September44AQI
202265AQI
3
18
7
2
2
13
4
2
3
21
7
4
8
6
11
17
3
19
11
5
15
1
1
23
3
2
18
12
1
10
14
6
16
14
1
115
146
38
4
Highest AQI recorded in
February88AQI
Lowest AQI recorded in
August31AQI
202175AQI
11
14
5
9
12
7
2
11
12
6
5
19
6
6
17
6
2
3
16
11
7
21
3
11
20
25
4
1
11
18
2
6
13
8
3
8
15
7
1
104
180
68
10
2
Highest AQI recorded in
March105AQI
Lowest AQI recorded in
September43AQI
202073AQI
2
7
4
16
5
2
11
5
1
22
7
9
20
2
10
21
18
11
1
9
16
5
1
8
14
5
3
8
15
7
1
67
153
41
5
Highest AQI recorded in
June88AQI
Lowest AQI recorded in
September50AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
75AQILeast Polluted Year Recorded
2024(Avg.)
62AQISimge Dong's annual 2025 AQI (67) shows an average percentage change of -0.5% (improved AQI) compared to previous years: 2020 (73), 2021 (75), 2022 (65), 2023 (65), 2024 (62).
