Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Incheon, Incheon, 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

Incheon, Incheon, South Korea

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
24th Aug 2024
95AQI
Lowest AQI recorded on
24th Aug 2021
26AQI

Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 48 of Good air quality, showing improvement over 2024 and 2023 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 21st Aug - 22nd Aug 2025

Incheon, Incheon, South Korea

AQI
Day
Night
.

5 AM21st Aug 2025

7 PM

4 AM22nd Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
2PM21st Aug

51AQI

Avg. Lowest Time
7PM21st Aug

44AQI

In the last 24 hours,

Incheon's AQI reached its highest point of 51 at 2 PM during the Night, while the lowest point, 44, was recorded at 7 PM during the Night between 21st Aug and 22nd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Incheon, Incheon, South Korea

JulAug
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd
Day
Night
23rd Jul 2025495 AMAQI
23rd Jul 2025496 AMAQI
23rd Jul 2025487 AMAQI
23rd Jul 2025488 AMAQI
23rd Jul 2025399 AMAQI
23rd Jul 20253710 AMAQI
23rd Jul 20253711 AMAQI
23rd Jul 20254112 PMAQI
23rd Jul 2025461 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025515 PMAQI
23rd Jul 2025486 PMAQI
23rd Jul 2025477 PMAQI
23rd Jul 2025408 PMAQI
23rd Jul 2025409 PMAQI
23rd Jul 20253810 PMAQI
23rd Jul 20253811 PMAQI
24th Jul 20254012 AMAQI
24th Jul 2025481 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025473 AMAQI
24th Jul 2025474 AMAQI

25°C24/27°C

24th Jul 2025475 AMAQI
24th Jul 2025476 AMAQI
24th Jul 2025477 AMAQI
24th Jul 2025478 AMAQI
24th Jul 2025459 AMAQI
24th Jul 20254610 AMAQI
24th Jul 20254711 AMAQI
24th Jul 20254712 PMAQI
24th Jul 2025501 PMAQI
24th Jul 2025592 PMAQI
24th Jul 2025633 PMAQI
24th Jul 2025634 PMAQI
24th Jul 2025625 PMAQI
24th Jul 2025616 PMAQI
24th Jul 2025617 PMAQI
24th Jul 2025598 PMAQI
24th Jul 2025579 PMAQI
24th Jul 20255610 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255612 AMAQI
25th Jul 2025551 AMAQI
25th Jul 2025492 AMAQI
25th Jul 2025473 AMAQI
25th Jul 2025484 AMAQI

25°C24/27°C

25th Jul 2025495 AMAQI
25th Jul 2025496 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025498 AMAQI
25th Jul 2025659 AMAQI
25th Jul 20257210 AMAQI
25th Jul 20257611 AMAQI
25th Jul 20258112 PMAQI
25th Jul 2025851 PMAQI
25th Jul 2025902 PMAQI
25th Jul 2025923 PMAQI
25th Jul 2025874 PMAQI
25th Jul 2025845 PMAQI
25th Jul 2025806 PMAQI
25th Jul 2025807 PMAQI
25th Jul 2025728 PMAQI
25th Jul 2025639 PMAQI
25th Jul 20256310 PMAQI
25th Jul 20256211 PMAQI
26th Jul 20256212 AMAQI
26th Jul 2025511 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025513 AMAQI
26th Jul 2025544 AMAQI

26°C24/29°C

26th Jul 2025575 AMAQI
26th Jul 2025576 AMAQI
26th Jul 2025577 AMAQI
26th Jul 2025578 AMAQI
26th Jul 2025679 AMAQI
26th Jul 20256310 AMAQI
26th Jul 20255111 AMAQI
26th Jul 20255112 PMAQI
26th Jul 2025541 PMAQI
26th Jul 2025622 PMAQI
26th Jul 2025663 PMAQI
26th Jul 2025704 PMAQI
26th Jul 2025735 PMAQI
26th Jul 2025796 PMAQI
26th Jul 2025847 PMAQI
26th Jul 2025778 PMAQI
26th Jul 2025689 PMAQI
26th Jul 20256910 PMAQI
26th Jul 20257011 PMAQI
27th Jul 20257112 AMAQI
27th Jul 2025571 AMAQI
27th Jul 2025552 AMAQI
27th Jul 2025553 AMAQI
27th Jul 2025554 AMAQI

26°C24/29°C

27th Jul 2025565 AMAQI
27th Jul 2025566 AMAQI
27th Jul 2025567 AMAQI
27th Jul 2025568 AMAQI
27th Jul 2025569 AMAQI
27th Jul 20254710 AMAQI
27th Jul 20252911 AMAQI
27th Jul 20252912 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025382 PMAQI
27th Jul 2025453 PMAQI
27th Jul 2025454 PMAQI
27th Jul 2025485 PMAQI
27th Jul 2025556 PMAQI
27th Jul 2025677 PMAQI
27th Jul 2025698 PMAQI
27th Jul 2025669 PMAQI
27th Jul 20256610 PMAQI
27th Jul 20256511 PMAQI
28th Jul 20256512 AMAQI
28th Jul 2025571 AMAQI
28th Jul 2025572 AMAQI
28th Jul 2025573 AMAQI
28th Jul 2025564 AMAQI

26°C25/29°C

28th Jul 2025555 AMAQI
28th Jul 2025556 AMAQI
28th Jul 2025547 AMAQI
28th Jul 2025558 AMAQI
28th Jul 2025919 AMAQI
28th Jul 202510210 AMAQI
28th Jul 202510311 AMAQI
28th Jul 20259312 PMAQI
28th Jul 2025821 PMAQI
28th Jul 2025812 PMAQI
28th Jul 2025793 PMAQI
28th Jul 2025764 PMAQI
28th Jul 2025835 PMAQI
28th Jul 2025856 PMAQI
28th Jul 2025857 PMAQI
28th Jul 2025798 PMAQI
28th Jul 2025689 PMAQI
28th Jul 20256210 PMAQI
28th Jul 20256111 PMAQI
29th Jul 20256012 AMAQI
29th Jul 2025581 AMAQI
29th Jul 2025572 AMAQI
29th Jul 2025573 AMAQI
29th Jul 2025594 AMAQI

26°C25/28°C

29th Jul 2025635 AMAQI
29th Jul 2025636 AMAQI
29th Jul 2025637 AMAQI
29th Jul 2025648 AMAQI
29th Jul 2025749 AMAQI
29th Jul 20257710 AMAQI
29th Jul 20258111 AMAQI
29th Jul 20258912 PMAQI
29th Jul 2025911 PMAQI
29th Jul 2025902 PMAQI
29th Jul 2025893 PMAQI
29th Jul 2025834 PMAQI
29th Jul 2025845 PMAQI
29th Jul 2025796 PMAQI
29th Jul 2025777 PMAQI
29th Jul 2025718 PMAQI
29th Jul 2025629 PMAQI
29th Jul 20256110 PMAQI
29th Jul 20256211 PMAQI
30th Jul 20256312 AMAQI
30th Jul 2025601 AMAQI
30th Jul 2025592 AMAQI
30th Jul 2025603 AMAQI
30th Jul 2025624 AMAQI

26°C24/29°C

30th Jul 2025655 AMAQI
30th Jul 2025656 AMAQI
30th Jul 2025657 AMAQI
30th Jul 2025658 AMAQI
30th Jul 2025799 AMAQI
30th Jul 20258210 AMAQI
30th Jul 20258011 AMAQI
30th Jul 20258212 PMAQI
30th Jul 2025861 PMAQI
30th Jul 20251002 PMAQI
30th Jul 20251033 PMAQI
30th Jul 20251094 PMAQI
30th Jul 20251065 PMAQI
30th Jul 2025916 PMAQI
30th Jul 2025887 PMAQI
30th Jul 2025798 PMAQI
30th Jul 2025689 PMAQI
30th Jul 20256610 PMAQI
30th Jul 20256611 PMAQI
31st Jul 20256512 AMAQI
31st Jul 2025611 AMAQI
31st Jul 2025612 AMAQI
31st Jul 2025613 AMAQI
31st Jul 2025614 AMAQI

27°C25/29°C

31st Jul 2025615 AMAQI
31st Jul 2025616 AMAQI
31st Jul 2025617 AMAQI
31st Jul 2025618 AMAQI
31st Jul 2025619 AMAQI
31st Jul 20256110 AMAQI
31st Jul 20257011 AMAQI
31st Jul 20257012 PMAQI
31st Jul 2025721 PMAQI
31st Jul 2025762 PMAQI
31st Jul 2025803 PMAQI
31st Jul 2025804 PMAQI
31st Jul 2025785 PMAQI
31st Jul 2025756 PMAQI
31st Jul 2025787 PMAQI
31st Jul 2025698 PMAQI
31st Jul 2025559 PMAQI
31st Jul 20255610 PMAQI
31st Jul 20255511 PMAQI
1st Aug 20255612 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025552 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025564 AMAQI

26°C25/28°C

1st Aug 2025555 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025558 AMAQI
1st Aug 2025619 AMAQI
1st Aug 20256310 AMAQI
1st Aug 20255811 AMAQI
1st Aug 20255812 PMAQI
1st Aug 2025561 PMAQI
1st Aug 2025622 PMAQI
1st Aug 2025723 PMAQI
1st Aug 2025654 PMAQI
1st Aug 2025745 PMAQI
1st Aug 2025636 PMAQI
1st Aug 2025627 PMAQI
1st Aug 2025608 PMAQI
1st Aug 2025609 PMAQI
1st Aug 20256010 PMAQI
1st Aug 20256111 PMAQI
2nd Aug 20255712 AMAQI
2nd Aug 2025551 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI

26°C25/28°C

2nd Aug 2025555 AMAQI
2nd Aug 2025556 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025779 AMAQI
2nd Aug 20258210 AMAQI
2nd Aug 20257111 AMAQI
2nd Aug 20258012 PMAQI
2nd Aug 2025751 PMAQI
2nd Aug 2025652 PMAQI
2nd Aug 2025593 PMAQI
2nd Aug 2025624 PMAQI
2nd Aug 2025635 PMAQI
2nd Aug 2025676 PMAQI
2nd Aug 2025667 PMAQI
2nd Aug 2025618 PMAQI
2nd Aug 2025609 PMAQI
2nd Aug 20256110 PMAQI
2nd Aug 20256211 PMAQI
3rd Aug 20255812 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025552 AMAQI
3rd Aug 2025553 AMAQI
3rd Aug 2025574 AMAQI

27°C25/28°C

3rd Aug 2025585 AMAQI
3rd Aug 2025586 AMAQI
3rd Aug 2025597 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025669 AMAQI
3rd Aug 20257510 AMAQI
3rd Aug 20257411 AMAQI
3rd Aug 20256812 PMAQI
3rd Aug 2025681 PMAQI
3rd Aug 2025652 PMAQI
3rd Aug 2025663 PMAQI
3rd Aug 2025644 PMAQI
3rd Aug 2025645 PMAQI
3rd Aug 2025646 PMAQI
3rd Aug 2025607 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255610 PMAQI
3rd Aug 20255311 PMAQI
4th Aug 20255212 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025584 AMAQI

25°C24/26°C

4th Aug 2025595 AMAQI
4th Aug 2025596 AMAQI
4th Aug 2025597 AMAQI
4th Aug 2025608 AMAQI
4th Aug 2025399 AMAQI
4th Aug 20254210 AMAQI
4th Aug 20254811 AMAQI
4th Aug 20254312 PMAQI
4th Aug 2025431 PMAQI
4th Aug 2025392 PMAQI
4th Aug 2025403 PMAQI
4th Aug 2025444 PMAQI
4th Aug 2025445 PMAQI
4th Aug 2025426 PMAQI
4th Aug 2025517 PMAQI
4th Aug 2025528 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025551 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025573 AMAQI
5th Aug 2025554 AMAQI

25°C24/27°C

5th Aug 2025565 AMAQI
5th Aug 2025556 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025558 AMAQI
5th Aug 2025489 AMAQI
5th Aug 20255510 AMAQI
5th Aug 20255311 AMAQI
5th Aug 20255312 PMAQI
5th Aug 2025511 PMAQI
5th Aug 2025532 PMAQI
5th Aug 2025473 PMAQI
5th Aug 2025444 PMAQI
5th Aug 2025465 PMAQI
5th Aug 2025426 PMAQI
5th Aug 2025437 PMAQI
5th Aug 2025498 PMAQI
5th Aug 2025529 PMAQI
5th Aug 20255110 PMAQI
5th Aug 20255111 PMAQI
6th Aug 20255312 AMAQI
6th Aug 2025551 AMAQI
6th Aug 2025552 AMAQI
6th Aug 2025553 AMAQI
6th Aug 2025554 AMAQI

26°C24/27°C

6th Aug 2025555 AMAQI
6th Aug 2025546 AMAQI
6th Aug 2025547 AMAQI
6th Aug 2025548 AMAQI
6th Aug 2025379 AMAQI
6th Aug 20253910 AMAQI
6th Aug 20253911 AMAQI
6th Aug 20253712 PMAQI
6th Aug 2025401 PMAQI
6th Aug 2025452 PMAQI
6th Aug 2025413 PMAQI
6th Aug 2025384 PMAQI
6th Aug 2025405 PMAQI
6th Aug 2025406 PMAQI
6th Aug 2025467 PMAQI
6th Aug 2025498 PMAQI
6th Aug 2025529 PMAQI
6th Aug 20255310 PMAQI
6th Aug 20255311 PMAQI
7th Aug 20255112 AMAQI
7th Aug 2025531 AMAQI
7th Aug 2025532 AMAQI
7th Aug 2025533 AMAQI
7th Aug 2025534 AMAQI

26°C25/27°C

7th Aug 2025525 AMAQI
7th Aug 2025526 AMAQI
7th Aug 2025527 AMAQI
7th Aug 2025538 AMAQI
7th Aug 2025499 AMAQI
7th Aug 20254610 AMAQI
7th Aug 20255111 AMAQI
7th Aug 20254712 PMAQI
7th Aug 2025481 PMAQI
7th Aug 2025502 PMAQI
7th Aug 2025483 PMAQI
7th Aug 2025454 PMAQI
7th Aug 2025445 PMAQI
7th Aug 2025476 PMAQI
7th Aug 2025477 PMAQI
7th Aug 2025478 PMAQI
7th Aug 2025499 PMAQI
7th Aug 20254710 PMAQI
7th Aug 20254611 PMAQI
8th Aug 20254812 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025523 AMAQI
8th Aug 2025524 AMAQI

25°C24/26°C

8th Aug 2025525 AMAQI
8th Aug 2025526 AMAQI
8th Aug 2025527 AMAQI
8th Aug 2025528 AMAQI
8th Aug 2025549 AMAQI
8th Aug 20255810 AMAQI
8th Aug 20256111 AMAQI
8th Aug 20256512 PMAQI
8th Aug 2025661 PMAQI
8th Aug 2025692 PMAQI
8th Aug 2025653 PMAQI
8th Aug 2025674 PMAQI
8th Aug 2025645 PMAQI
8th Aug 2025656 PMAQI
8th Aug 2025647 PMAQI
8th Aug 2025598 PMAQI
8th Aug 2025559 PMAQI
8th Aug 20255210 PMAQI
8th Aug 20255311 PMAQI
9th Aug 20255712 AMAQI
9th Aug 2025521 AMAQI
9th Aug 2025522 AMAQI
9th Aug 2025523 AMAQI
9th Aug 2025534 AMAQI

25°C23/26°C

9th Aug 2025545 AMAQI
9th Aug 2025546 AMAQI
9th Aug 2025547 AMAQI
9th Aug 2025548 AMAQI
9th Aug 2025689 AMAQI
9th Aug 20257610 AMAQI
9th Aug 20257711 AMAQI
9th Aug 20257612 PMAQI
9th Aug 2025701 PMAQI
9th Aug 2025602 PMAQI
9th Aug 2025533 PMAQI
9th Aug 2025564 PMAQI
9th Aug 2025545 PMAQI
9th Aug 2025576 PMAQI
9th Aug 2025617 PMAQI
9th Aug 2025618 PMAQI
9th Aug 2025599 PMAQI
9th Aug 20256010 PMAQI
9th Aug 20255911 PMAQI
10th Aug 20255912 AMAQI
10th Aug 2025561 AMAQI
10th Aug 2025542 AMAQI
10th Aug 2025543 AMAQI
10th Aug 2025554 AMAQI

24°C22/25°C

10th Aug 2025575 AMAQI
10th Aug 2025576 AMAQI
10th Aug 2025577 AMAQI
10th Aug 2025578 AMAQI
10th Aug 2025559 AMAQI
10th Aug 20255310 AMAQI
10th Aug 20255311 AMAQI
10th Aug 20255012 PMAQI
10th Aug 2025501 PMAQI
10th Aug 2025532 PMAQI
10th Aug 2025503 PMAQI
10th Aug 2025464 PMAQI
10th Aug 2025515 PMAQI
10th Aug 2025536 PMAQI
10th Aug 2025607 PMAQI
10th Aug 2025628 PMAQI
10th Aug 2025609 PMAQI
10th Aug 20255810 PMAQI
10th Aug 20255611 PMAQI
11th Aug 20255612 AMAQI
11th Aug 2025561 AMAQI
11th Aug 2025562 AMAQI
11th Aug 2025563 AMAQI
11th Aug 2025564 AMAQI

24°C23/26°C

11th Aug 2025555 AMAQI
11th Aug 2025556 AMAQI
11th Aug 2025557 AMAQI
11th Aug 2025558 AMAQI
11th Aug 2025649 AMAQI
11th Aug 20256810 AMAQI
11th Aug 20257011 AMAQI
11th Aug 20257212 PMAQI
11th Aug 2025721 PMAQI
11th Aug 2025772 PMAQI
11th Aug 2025683 PMAQI
11th Aug 2025594 PMAQI
11th Aug 2025605 PMAQI
11th Aug 2025626 PMAQI
11th Aug 2025617 PMAQI
11th Aug 2025588 PMAQI
11th Aug 2025569 PMAQI
11th Aug 20255710 PMAQI
11th Aug 20255811 PMAQI
12th Aug 20255712 AMAQI
12th Aug 2025551 AMAQI
12th Aug 2025532 AMAQI
12th Aug 2025533 AMAQI
12th Aug 2025544 AMAQI

24°C23/26°C

12th Aug 2025545 AMAQI
12th Aug 2025536 AMAQI
12th Aug 2025537 AMAQI
12th Aug 2025538 AMAQI
12th Aug 2025589 AMAQI
12th Aug 20255710 AMAQI
12th Aug 20255311 AMAQI
12th Aug 20255512 PMAQI
12th Aug 2025561 PMAQI
12th Aug 2025542 PMAQI
12th Aug 2025543 PMAQI
12th Aug 2025454 PMAQI
12th Aug 2025505 PMAQI
12th Aug 2025516 PMAQI
12th Aug 2025447 PMAQI
12th Aug 2025578 PMAQI
12th Aug 2025569 PMAQI
12th Aug 20255710 PMAQI
12th Aug 20255211 PMAQI
13th Aug 20254812 AMAQI
13th Aug 2025551 AMAQI
13th Aug 2025532 AMAQI
13th Aug 2025543 AMAQI
13th Aug 2025534 AMAQI

25°C23/28°C

13th Aug 2025535 AMAQI
13th Aug 2025526 AMAQI
13th Aug 2025527 AMAQI
13th Aug 2025538 AMAQI
13th Aug 2025339 AMAQI
13th Aug 20253310 AMAQI
13th Aug 20253111 AMAQI
13th Aug 20253012 PMAQI
13th Aug 2025321 PMAQI
13th Aug 2025352 PMAQI
13th Aug 2025373 PMAQI
13th Aug 2025334 PMAQI
13th Aug 2025385 PMAQI
13th Aug 2025396 PMAQI
13th Aug 2025417 PMAQI
13th Aug 2025428 PMAQI
13th Aug 2025449 PMAQI
13th Aug 20254610 PMAQI
13th Aug 20254111 PMAQI
14th Aug 20254812 AMAQI
14th Aug 2025511 AMAQI
14th Aug 2025522 AMAQI
14th Aug 2025523 AMAQI
14th Aug 2025494 AMAQI

25°C24/27°C

14th Aug 2025485 AMAQI
14th Aug 2025486 AMAQI
14th Aug 2025477 AMAQI
14th Aug 2025488 AMAQI
14th Aug 2025289 AMAQI
14th Aug 20253310 AMAQI
14th Aug 20252411 AMAQI
14th Aug 20252912 PMAQI
14th Aug 2025341 PMAQI
14th Aug 2025322 PMAQI
14th Aug 2025323 PMAQI
14th Aug 2025324 PMAQI
14th Aug 2025325 PMAQI
14th Aug 2025316 PMAQI
14th Aug 2025397 PMAQI
14th Aug 2025408 PMAQI
14th Aug 2025429 PMAQI
14th Aug 20254710 PMAQI
14th Aug 20254611 PMAQI
15th Aug 20254512 AMAQI
15th Aug 2025481 AMAQI
15th Aug 2025482 AMAQI
15th Aug 2025473 AMAQI
15th Aug 2025464 AMAQI

25°C24/26°C

15th Aug 2025455 AMAQI
15th Aug 2025456 AMAQI
15th Aug 2025457 AMAQI
15th Aug 2025438 AMAQI
15th Aug 2025429 AMAQI
15th Aug 20254010 AMAQI
15th Aug 20253711 AMAQI
15th Aug 20253912 PMAQI
15th Aug 2025391 PMAQI
15th Aug 2025372 PMAQI
15th Aug 2025433 PMAQI
15th Aug 2025414 PMAQI
15th Aug 2025305 PMAQI
15th Aug 2025376 PMAQI
15th Aug 2025377 PMAQI
15th Aug 2025388 PMAQI
15th Aug 2025399 PMAQI
15th Aug 20254010 PMAQI
15th Aug 20254211 PMAQI
16th Aug 20254112 AMAQI
16th Aug 2025441 AMAQI
16th Aug 2025452 AMAQI
16th Aug 2025463 AMAQI
16th Aug 2025454 AMAQI

26°C24/27°C

16th Aug 2025445 AMAQI
16th Aug 2025446 AMAQI
16th Aug 2025477 AMAQI
16th Aug 2025468 AMAQI
16th Aug 2025249 AMAQI
16th Aug 20253310 AMAQI
16th Aug 20253411 AMAQI
16th Aug 20253312 PMAQI
16th Aug 2025431 PMAQI
16th Aug 2025382 PMAQI
16th Aug 2025343 PMAQI
16th Aug 2025374 PMAQI
16th Aug 2025365 PMAQI
16th Aug 2025306 PMAQI
16th Aug 2025287 PMAQI
16th Aug 2025348 PMAQI
16th Aug 2025399 PMAQI
16th Aug 20253410 PMAQI
16th Aug 20253511 PMAQI
17th Aug 20253612 AMAQI
17th Aug 2025421 AMAQI
17th Aug 2025432 AMAQI
17th Aug 2025433 AMAQI
17th Aug 2025424 AMAQI

26°C25/28°C

17th Aug 2025425 AMAQI
17th Aug 2025426 AMAQI
17th Aug 2025427 AMAQI
17th Aug 2025428 AMAQI
17th Aug 2025329 AMAQI
17th Aug 20253610 AMAQI
17th Aug 20252811 AMAQI
17th Aug 20252812 PMAQI
17th Aug 2025361 PMAQI
17th Aug 2025372 PMAQI
17th Aug 2025423 PMAQI
17th Aug 2025404 PMAQI
17th Aug 2025425 PMAQI
17th Aug 2025416 PMAQI
17th Aug 2025487 PMAQI
17th Aug 2025488 PMAQI
17th Aug 2025459 PMAQI
17th Aug 20254610 PMAQI
17th Aug 20254611 PMAQI
18th Aug 20254812 AMAQI
18th Aug 2025441 AMAQI
18th Aug 2025412 AMAQI
18th Aug 2025403 AMAQI
18th Aug 2025404 AMAQI

26°C25/28°C

18th Aug 2025405 AMAQI
18th Aug 2025416 AMAQI
18th Aug 2025417 AMAQI
18th Aug 2025408 AMAQI
18th Aug 2025529 AMAQI
18th Aug 20255710 AMAQI
18th Aug 20255911 AMAQI
18th Aug 20255712 PMAQI
18th Aug 2025591 PMAQI
18th Aug 2025592 PMAQI
18th Aug 2025583 PMAQI
18th Aug 2025594 PMAQI
18th Aug 2025585 PMAQI
18th Aug 2025586 PMAQI
18th Aug 2025587 PMAQI
18th Aug 2025538 PMAQI
18th Aug 2025549 PMAQI
18th Aug 20255410 PMAQI
18th Aug 20254911 PMAQI
19th Aug 20254812 AMAQI
19th Aug 2025461 AMAQI
19th Aug 2025442 AMAQI
19th Aug 2025423 AMAQI
19th Aug 2025474 AMAQI

26°C25/28°C

19th Aug 2025485 AMAQI
19th Aug 2025496 AMAQI
19th Aug 2025497 AMAQI
19th Aug 2025498 AMAQI
19th Aug 2025449 AMAQI
19th Aug 20254910 AMAQI
19th Aug 20253811 AMAQI
19th Aug 20255012 PMAQI
19th Aug 2025511 PMAQI
19th Aug 2025492 PMAQI
19th Aug 2025413 PMAQI
19th Aug 2025474 PMAQI
19th Aug 2025525 PMAQI
19th Aug 2025486 PMAQI
19th Aug 2025457 PMAQI
19th Aug 2025488 PMAQI
19th Aug 2025469 PMAQI
19th Aug 20254810 PMAQI
19th Aug 20254711 PMAQI
20th Aug 20254812 AMAQI
20th Aug 2025481 AMAQI
20th Aug 2025482 AMAQI
20th Aug 2025483 AMAQI
20th Aug 2025484 AMAQI

27°C25/28°C

20th Aug 2025485 AMAQI
20th Aug 2025476 AMAQI
20th Aug 2025477 AMAQI
20th Aug 2025478 AMAQI
20th Aug 2025459 AMAQI
20th Aug 20254510 AMAQI
20th Aug 20254811 AMAQI
20th Aug 20255212 PMAQI
20th Aug 2025501 PMAQI
20th Aug 2025452 PMAQI
20th Aug 2025443 PMAQI
20th Aug 2025574 PMAQI
20th Aug 2025485 PMAQI
20th Aug 2025506 PMAQI
20th Aug 2025517 PMAQI
20th Aug 2025508 PMAQI
20th Aug 2025479 PMAQI
20th Aug 20254910 PMAQI
20th Aug 20254911 PMAQI
21st Aug 20255012 AMAQI
21st Aug 2025471 AMAQI
21st Aug 2025482 AMAQI
21st Aug 2025483 AMAQI
21st Aug 2025494 AMAQI

27°C25/29°C

21st Aug 2025495 AMAQI
21st Aug 2025506 AMAQI
21st Aug 2025497 AMAQI
21st Aug 2025498 AMAQI
21st Aug 2025449 AMAQI
21st Aug 20254510 AMAQI
21st Aug 20254511 AMAQI
21st Aug 20254412 PMAQI
21st Aug 2025481 PMAQI
21st Aug 2025512 PMAQI
21st Aug 2025493 PMAQI
21st Aug 2025464 PMAQI
21st Aug 2025475 PMAQI
21st Aug 2025446 PMAQI
21st Aug 2025447 PMAQI
21st Aug 2025488 PMAQI
21st Aug 2025479 PMAQI
21st Aug 20254910 PMAQI
21st Aug 20254611 PMAQI
22nd Aug 20254812 AMAQI
22nd Aug 2025491 AMAQI
22nd Aug 2025502 AMAQI
22nd Aug 2025503 AMAQI
22nd Aug 2025494 AMAQI

--°C/°C

5 AM
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
2 PM - 7 PM

57AQI

6 hours / Day
180 hours / Month
Avg. Lowest Time
5 AM - 9 AM

53AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 7 PM (Avg. 57), while the lowest AQI was between 5 AM to 9 AM (Avg. 53).
Night time
Avg. Highest Time
8 PM

56AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM - 4 AM

52AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 PM to 8 PM (Avg. 56), while the lowest AQI was between 12 AM to 4 AM (Avg. 52).

2025 Days Vs Air Quality

Incheon, Incheon, South Korea

2025

15%

34

78%

181

7%

17

Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)

Good
34 Days
Moderate
181 Days
Poor
17 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 15%

Health Risk Level:

Extreme

In 2025, 15% of 233 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.

Annual Air Quality Insights

Incheon, Incheon, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
75AQI
2nd January 2025
57AQI
3rd January 2025
58AQI
4th January 2025
62AQI
5th January 2025
71AQI
6th January 2025
98AQI
7th January 2025
58AQI
8th January 2025
74AQI
9th January 2025
46AQI
10th January 2025
57AQI
11th January 2025
61AQI
12th January 2025
78AQI
13th January 2025
91AQI
14th January 2025
107AQI
15th January 2025
57AQI
16th January 2025
84AQI
17th January 2025
73AQI
18th January 2025
84AQI
19th January 2025
78AQI
20th January 2025
130AQI
21st January 2025
127AQI
22nd January 2025
143AQI
23rd January 2025
100AQI
24th January 2025
113AQI
25th January 2025
71AQI
26th January 2025
62AQI
27th January 2025
70AQI
28th January 2025
62AQI
29th January 2025
63AQI
30th January 2025
52AQI
31st January 2025
76AQI
1st February 2025
86AQI
2nd February 2025
87AQI
3rd February 2025
59AQI
4th February 2025
56AQI
5th February 2025
48AQI
6th February 2025
57AQI
7th February 2025
50AQI
8th February 2025
45AQI
9th February 2025
50AQI
10th February 2025
59AQI
11th February 2025
80AQI
12th February 2025
81AQI
13th February 2025
58AQI
14th February 2025
93AQI
15th February 2025
63AQI
16th February 2025
112AQI
17th February 2025
52AQI
18th February 2025
64AQI
19th February 2025
48AQI
20th February 2025
57AQI
21st February 2025
55AQI
22nd February 2025
60AQI
23rd February 2025
57AQI
24th February 2025
58AQI
25th February 2025
59AQI
26th February 2025
67AQI
27th February 2025
64AQI
28th February 2025
79AQI
1st March 2025
114AQI
2nd March 2025
92AQI
3rd March 2025
68AQI
4th March 2025
52AQI
5th March 2025
43AQI
6th March 2025
80AQI
7th March 2025
97AQI
8th March 2025
87AQI
9th March 2025
106AQI
10th March 2025
124AQI
11th March 2025
119AQI
12th March 2025
102AQI
13th March 2025
101AQI
14th March 2025
78AQI
15th March 2025
67AQI
16th March 2025
75AQI
17th March 2025
70AQI
18th March 2025
81AQI
19th March 2025
81AQI
20th March 2025
96AQI
21st March 2025
105AQI
22nd March 2025
115AQI
23rd March 2025
122AQI
24th March 2025
116AQI
25th March 2025
129AQI
26th March 2025
97AQI
27th March 2025
97AQI
28th March 2025
62AQI
29th March 2025
52AQI
30th March 2025
47AQI
31st March 2025
63AQI
1st April 2025
76AQI
2nd April 2025
84AQI
3rd April 2025
88AQI
4th April 2025
85AQI
5th April 2025
73AQI
6th April 2025
68AQI
7th April 2025
76AQI
8th April 2025
78AQI
9th April 2025
82AQI
10th April 2025
83AQI
11th April 2025
98AQI
12th April 2025
74AQI
13th April 2025
66AQI
14th April 2025
53AQI
15th April 2025
60AQI
16th April 2025
67AQI
17th April 2025
71AQI
18th April 2025
77AQI
19th April 2025
49AQI
20th April 2025
66AQI
21st April 2025
59AQI
22nd April 2025
51AQI
23rd April 2025
42AQI
24th April 2025
70AQI
25th April 2025
62AQI
26th April 2025
60AQI
27th April 2025
49AQI
28th April 2025
62AQI
29th April 2025
74AQI
30th April 2025
63AQI
1st May 2025
65AQI
2nd May 2025
54AQI
3rd May 2025
51AQI
4th May 2025
50AQI
5th May 2025
56AQI
6th May 2025
46AQI
7th May 2025
56AQI
8th May 2025
63AQI
9th May 2025
57AQI
10th May 2025
62AQI
11th May 2025
77AQI
12th May 2025
79AQI
13th May 2025
80AQI
14th May 2025
75AQI
15th May 2025
68AQI
16th May 2025
61AQI
17th May 2025
53AQI
18th May 2025
58AQI
19th May 2025
62AQI
20th May 2025
43AQI
21st May 2025
47AQI
22nd May 2025
53AQI
23rd May 2025
68AQI
24th May 2025
54AQI
25th May 2025
53AQI
26th May 2025
73AQI
27th May 2025
86AQI
28th May 2025
96AQI
29th May 2025
86AQI
30th May 2025
98AQI
31st May 2025
94AQI
1st June 2025
89AQI
2nd June 2025
91AQI
3rd June 2025
75AQI
4th June 2025
59AQI
5th June 2025
59AQI
6th June 2025
59AQI
7th June 2025
67AQI
8th June 2025
59AQI
9th June 2025
62AQI
10th June 2025
53AQI
11th June 2025
60AQI
12th June 2025
70AQI
13th June 2025
71AQI
14th June 2025
70AQI
15th June 2025
60AQI
16th June 2025
68AQI
17th June 2025
68AQI
18th June 2025
71AQI
19th June 2025
70AQI
20th June 2025
52AQI
21st June 2025
62AQI
22nd June 2025
69AQI
23rd June 2025
76AQI
24th June 2025
68AQI
25th June 2025
58AQI
26th June 2025
57AQI
27th June 2025
70AQI
28th June 2025
64AQI
29th June 2025
54AQI
30th June 2025
51AQI
1st July 2025
48AQI
2nd July 2025
49AQI
3rd July 2025
56AQI
4th July 2025
55AQI
5th July 2025
53AQI
6th July 2025
56AQI
7th July 2025
68AQI
8th July 2025
71AQI
9th July 2025
66AQI
10th July 2025
60AQI
11th July 2025
54AQI
12th July 2025
53AQI
13th July 2025
63AQI
14th July 2025
56AQI
15th July 2025
46AQI
16th July 2025
54AQI
17th July 2025
43AQI
18th July 2025
47AQI
19th July 2025
40AQI
20th July 2025
45AQI
21st July 2025
45AQI
22nd July 2025
45AQI
23rd July 2025
45AQI
24th July 2025
52AQI
25th July 2025
66AQI
26th July 2025
63AQI
27th July 2025
55AQI
28th July 2025
71AQI
29th July 2025
70AQI
30th July 2025
76AQI
31st July 2025
66AQI
1st August 2025
60AQI
2nd August 2025
62AQI
3rd August 2025
61AQI
4th August 2025
51AQI
5th August 2025
52AQI
6th August 2025
48AQI
7th August 2025
49AQI
8th August 2025
57AQI
9th August 2025
59AQI
10th August 2025
55AQI
11th August 2025
60AQI
12th August 2025
53AQI
13th August 2025
43AQI
14th August 2025
41AQI
15th August 2025
41AQI
16th August 2025
38AQI
17th August 2025
41AQI
18th August 2025
51AQI
19th August 2025
47AQI
20th August 2025
48AQI
21st August 2025
22nd August 2025
23rd August 2025
24th August 2025
25th August 2025
26th August 2025
27th August 2025
28th August 2025
29th August 2025
30th August 2025
31st August 2025
1st September 2025
2nd September 2025
3rd September 2025
4th September 2025
5th September 2025
6th September 2025
7th September 2025
8th September 2025
9th September 2025
10th September 2025
11th September 2025
12th September 2025
13th September 2025
14th September 2025
15th September 2025
16th September 2025
17th September 2025
18th September 2025
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

79AQI

64AQI

88AQI

69AQI

65AQI

65AQI

56AQI

51AQI

No. of days

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

202568AQI

1
25
5
5
22
1
2
18
11
3
27
4
27
30
10
21
9
11
34
181
17

Highest AQI recorded in

March

88AQI

Lowest AQI recorded in

August

51AQI

202466AQI

7
16
8
8
14
6
1
3
24
2
2
2
25
3
10
19
2
3
26
1
18
12
1
8
23
19
11
11
18
2
6
23
1
6
25
101
236
26
3

Highest AQI recorded in

January

81AQI

Lowest AQI recorded in

September

48AQI

202371AQI

7
16
6
2
1
20
4
3
1
18
11
1
4
20
4
2
4
24
3
5
25
9
21
1
15
16
11
18
1
9
20
2
12
14
3
7
18
5
1
85
230
40
9

Highest AQI recorded in

March

94AQI

Lowest AQI recorded in

September

53AQI

202267AQI

1
22
7
1
3
14
4
1
6
18
7
8
18
4
8
21
2
18
12
5
20
3
1
17
10
2
15
15
1
5
20
5
6
24
1
95
195
33
2

Highest AQI recorded in

February

82AQI

Lowest AQI recorded in

August

41AQI

202168AQI

8
21
2
4
17
5
2
4
16
9
1
1
6
22
2
8
21
1
1
4
23
3
8
22
1
17
14
25
5
12
19
7
18
3
2
9
15
7
112
213
32
5
2
1

Highest AQI recorded in

March

96AQI

Lowest AQI recorded in

September

39AQI

202056AQI

5
8
5
16
6
12
7
23
21
9
1
21
10
21
9
16
14
1
14
11
5
7
18
5
1
123
130
12
1

Highest AQI recorded in

December

74AQI

Lowest AQI recorded in

September

42AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
71AQI
Least Polluted Year Recorded
2020(Avg.)
56AQI

Incheon's annual 2025 AQI (68) shows an average percentage change of 4.4% (worsened AQI) compared to previous years: 2020 (56), 2021 (68), 2022 (67), 2023 (71), 2024 (66).