Bono, Ansan, 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
Bono, Ansan, Gyeonggi, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
24th Aug 2024
74AQILowest AQI recorded on
9th Aug 2023
20AQISame Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 60 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Bono, Ansan, 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
74AQI
Avg. Lowest Time
11PM3rd Aug
52AQI
In the last 24 hours,
Bono's AQI reached its highest point of 74 at 11 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bono, Ansan, 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 2025535 AMAQI
5th Jul 2025526 AMAQI
5th Jul 2025527 AMAQI
5th Jul 2025538 AMAQI
5th Jul 2025509 AMAQI
5th Jul 20254510 AMAQI
5th Jul 20253011 AMAQI
5th Jul 20253112 PMAQI
5th Jul 2025391 PMAQI
5th Jul 2025462 PMAQI
5th Jul 2025453 PMAQI
5th Jul 2025464 PMAQI
5th Jul 2025465 PMAQI
5th Jul 2025426 PMAQI
5th Jul 2025457 PMAQI
5th Jul 2025518 PMAQI
5th Jul 2025549 PMAQI
5th Jul 20255610 PMAQI
5th Jul 20255611 PMAQI
6th Jul 20255112 AMAQI
6th Jul 2025521 AMAQI
6th Jul 2025522 AMAQI
6th Jul 2025533 AMAQI
6th Jul 2025524 AMAQI
27°C24/32°C
6th Jul 2025525 AMAQI
6th Jul 2025526 AMAQI
6th Jul 2025527 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025509 AMAQI
6th Jul 20255010 AMAQI
6th Jul 20254611 AMAQI
6th Jul 20254212 PMAQI
6th Jul 2025511 PMAQI
6th Jul 2025542 PMAQI
6th Jul 2025563 PMAQI
6th Jul 2025564 PMAQI
6th Jul 2025585 PMAQI
6th Jul 2025576 PMAQI
6th Jul 2025547 PMAQI
6th Jul 2025578 PMAQI
6th Jul 2025569 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255411 PMAQI
7th Jul 20255312 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025522 AMAQI
7th Jul 2025523 AMAQI
7th Jul 2025524 AMAQI
28°C24/32°C
7th Jul 2025525 AMAQI
7th Jul 2025536 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025528 AMAQI
7th Jul 2025679 AMAQI
7th Jul 20258110 AMAQI
7th Jul 20258111 AMAQI
7th Jul 202510012 PMAQI
7th Jul 2025931 PMAQI
7th Jul 2025832 PMAQI
7th Jul 2025863 PMAQI
7th Jul 2025804 PMAQI
7th Jul 2025865 PMAQI
7th Jul 2025926 PMAQI
7th Jul 2025797 PMAQI
7th Jul 2025808 PMAQI
7th Jul 2025699 PMAQI
7th Jul 20256210 PMAQI
7th Jul 20256311 PMAQI
8th Jul 20256112 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025552 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025554 AMAQI
29°C25/33°C
8th Jul 2025585 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025588 AMAQI
8th Jul 2025729 AMAQI
8th Jul 20257510 AMAQI
8th Jul 20257611 AMAQI
8th Jul 20256812 PMAQI
8th Jul 2025661 PMAQI
8th Jul 2025682 PMAQI
8th Jul 2025623 PMAQI
8th Jul 2025794 PMAQI
8th Jul 2025785 PMAQI
8th Jul 2025636 PMAQI
8th Jul 2025677 PMAQI
8th Jul 2025628 PMAQI
8th Jul 2025609 PMAQI
8th Jul 20255310 PMAQI
8th Jul 20255211 PMAQI
9th Jul 20255412 AMAQI
9th Jul 2025561 AMAQI
9th Jul 2025562 AMAQI
9th Jul 2025563 AMAQI
9th Jul 2025584 AMAQI
31°C26/37°C
9th Jul 2025615 AMAQI
9th Jul 2025616 AMAQI
9th Jul 2025617 AMAQI
9th Jul 2025618 AMAQI
9th Jul 2025599 AMAQI
9th Jul 20256010 AMAQI
9th Jul 20256011 AMAQI
9th Jul 20255912 PMAQI
9th Jul 2025581 PMAQI
9th Jul 2025602 PMAQI
9th Jul 2025583 PMAQI
9th Jul 2025574 PMAQI
9th Jul 2025585 PMAQI
9th Jul 2025566 PMAQI
9th Jul 2025567 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025609 PMAQI
9th Jul 20256210 PMAQI
9th Jul 20256211 PMAQI
10th Jul 20256212 AMAQI
10th Jul 2025631 AMAQI
10th Jul 2025622 AMAQI
10th Jul 2025573 AMAQI
10th Jul 2025584 AMAQI
31°C26/37°C
10th Jul 2025595 AMAQI
10th Jul 2025586 AMAQI
10th Jul 2025597 AMAQI
10th Jul 2025588 AMAQI
10th Jul 2025489 AMAQI
10th Jul 20254710 AMAQI
10th Jul 20255011 AMAQI
10th Jul 20254412 PMAQI
10th Jul 2025421 PMAQI
10th Jul 2025412 PMAQI
10th Jul 2025423 PMAQI
10th Jul 2025424 PMAQI
10th Jul 2025415 PMAQI
10th Jul 2025426 PMAQI
10th Jul 2025387 PMAQI
10th Jul 2025478 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 2025584 AMAQI
31°C27/36°C
11th Jul 2025565 AMAQI
11th Jul 2025566 AMAQI
11th Jul 2025577 AMAQI
11th Jul 2025578 AMAQI
11th Jul 2025409 AMAQI
11th Jul 20253310 AMAQI
11th Jul 20253211 AMAQI
11th Jul 20253312 PMAQI
11th Jul 2025391 PMAQI
11th Jul 2025422 PMAQI
11th Jul 2025383 PMAQI
11th Jul 2025384 PMAQI
11th Jul 2025415 PMAQI
11th Jul 2025416 PMAQI
11th Jul 2025447 PMAQI
11th Jul 2025488 PMAQI
11th Jul 2025539 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255411 PMAQI
12th Jul 20255412 AMAQI
12th Jul 2025551 AMAQI
12th Jul 2025572 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 2025409 AMAQI
12th Jul 20253410 AMAQI
12th Jul 20252611 AMAQI
12th Jul 20253312 PMAQI
12th Jul 2025391 PMAQI
12th Jul 2025392 PMAQI
12th Jul 2025413 PMAQI
12th Jul 2025444 PMAQI
12th Jul 2025485 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025567 PMAQI
12th Jul 2025598 PMAQI
12th Jul 2025579 PMAQI
12th Jul 20255710 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025561 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI
29°C24/34°C
13th Jul 2025545 AMAQI
13th Jul 2025536 AMAQI
13th Jul 2025537 AMAQI
13th Jul 2025548 AMAQI
13th Jul 2025629 AMAQI
13th Jul 20257010 AMAQI
13th Jul 20257011 AMAQI
13th Jul 20256812 PMAQI
13th Jul 2025671 PMAQI
13th Jul 2025702 PMAQI
13th Jul 2025683 PMAQI
13th Jul 2025694 PMAQI
13th Jul 2025705 PMAQI
13th Jul 2025726 PMAQI
13th Jul 2025717 PMAQI
13th Jul 2025668 PMAQI
13th Jul 2025619 PMAQI
13th Jul 20255810 PMAQI
13th Jul 20255811 PMAQI
14th Jul 20255812 AMAQI
14th Jul 2025551 AMAQI
14th Jul 2025542 AMAQI
14th Jul 2025553 AMAQI
14th Jul 2025564 AMAQI
26°C23/30°C
14th Jul 2025585 AMAQI
14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025588 AMAQI
14th Jul 2025699 AMAQI
14th Jul 20257410 AMAQI
14th Jul 20257611 AMAQI
14th Jul 20257712 PMAQI
14th Jul 2025751 PMAQI
14th Jul 2025802 PMAQI
14th Jul 2025663 PMAQI
14th Jul 2025494 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025236 PMAQI
14th Jul 2025237 PMAQI
14th Jul 2025328 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20254810 PMAQI
14th Jul 20254811 PMAQI
15th Jul 20254912 AMAQI
15th Jul 2025561 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025563 AMAQI
15th Jul 2025584 AMAQI
23°C19/29°C
15th Jul 2025605 AMAQI
15th Jul 2025606 AMAQI
15th Jul 2025607 AMAQI
15th Jul 2025608 AMAQI
15th Jul 2025279 AMAQI
15th Jul 20251810 AMAQI
15th Jul 20251711 AMAQI
15th Jul 20251812 PMAQI
15th Jul 2025301 PMAQI
15th Jul 2025372 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025384 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025326 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025328 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254710 PMAQI
15th Jul 20255011 PMAQI
16th Jul 20255112 AMAQI
16th Jul 2025571 AMAQI
16th Jul 2025562 AMAQI
16th Jul 2025573 AMAQI
16th Jul 2025564 AMAQI
22°C20/24°C
16th Jul 2025545 AMAQI
16th Jul 2025546 AMAQI
16th Jul 2025547 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025589 AMAQI
16th Jul 20256110 AMAQI
16th Jul 20256111 AMAQI
16th Jul 20256012 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025462 PMAQI
16th Jul 2025473 PMAQI
16th Jul 2025514 PMAQI
16th Jul 2025505 PMAQI
16th Jul 2025366 PMAQI
16th Jul 2025257 PMAQI
16th Jul 2025308 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254310 PMAQI
16th Jul 20254811 PMAQI
17th Jul 20255012 AMAQI
17th Jul 2025551 AMAQI
17th Jul 2025552 AMAQI
17th Jul 2025553 AMAQI
17th Jul 2025554 AMAQI
22°C21/25°C
17th Jul 2025555 AMAQI
17th Jul 2025556 AMAQI
17th Jul 2025557 AMAQI
17th Jul 2025558 AMAQI
17th Jul 2025249 AMAQI
17th Jul 20251410 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251412 PMAQI
17th Jul 2025181 PMAQI
17th Jul 2025192 PMAQI
17th Jul 2025233 PMAQI
17th Jul 2025204 PMAQI
17th Jul 2025205 PMAQI
17th Jul 2025226 PMAQI
17th Jul 2025287 PMAQI
17th Jul 2025298 PMAQI
17th Jul 2025409 PMAQI
17th Jul 20254010 PMAQI
17th Jul 20254011 PMAQI
18th Jul 20254012 AMAQI
18th Jul 2025501 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025543 AMAQI
18th Jul 2025534 AMAQI
23°C21/26°C
18th Jul 2025515 AMAQI
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025518 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20252310 AMAQI
18th Jul 20252411 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025271 PMAQI
18th Jul 2025272 PMAQI
18th Jul 2025283 PMAQI
18th Jul 2025304 PMAQI
18th Jul 2025325 PMAQI
18th Jul 2025376 PMAQI
18th Jul 2025427 PMAQI
18th Jul 2025398 PMAQI
18th Jul 2025529 PMAQI
18th Jul 20255310 PMAQI
18th Jul 20255211 PMAQI
19th Jul 20255212 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025504 AMAQI
23°C22/25°C
19th Jul 2025475 AMAQI
19th Jul 2025476 AMAQI
19th Jul 2025477 AMAQI
19th Jul 2025478 AMAQI
19th Jul 2025219 AMAQI
19th Jul 20251410 AMAQI
19th Jul 20251411 AMAQI
19th Jul 20251712 PMAQI
19th Jul 2025171 PMAQI
19th Jul 2025182 PMAQI
19th Jul 2025183 PMAQI
19th Jul 2025174 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025256 PMAQI
19th Jul 2025247 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025379 PMAQI
19th Jul 20253810 PMAQI
19th Jul 20253811 PMAQI
20th Jul 20253612 AMAQI
20th Jul 2025471 AMAQI
20th Jul 2025522 AMAQI
20th Jul 2025523 AMAQI
20th Jul 2025484 AMAQI
25°C22/28°C
20th Jul 2025445 AMAQI
20th Jul 2025446 AMAQI
20th Jul 2025457 AMAQI
20th Jul 2025448 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252712 PMAQI
20th Jul 2025281 PMAQI
20th Jul 2025302 PMAQI
20th Jul 2025293 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025305 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025387 PMAQI
20th Jul 2025428 PMAQI
20th Jul 2025439 PMAQI
20th Jul 20254210 PMAQI
20th Jul 20254711 PMAQI
21st Jul 20254612 AMAQI
21st Jul 2025471 AMAQI
21st Jul 2025472 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025454 AMAQI
27°C23/32°C
21st Jul 2025435 AMAQI
21st Jul 2025436 AMAQI
21st Jul 2025437 AMAQI
21st Jul 2025438 AMAQI
21st Jul 2025519 AMAQI
21st Jul 20254810 AMAQI
21st Jul 20254411 AMAQI
21st Jul 20254112 PMAQI
21st Jul 2025301 PMAQI
21st Jul 2025362 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025285 PMAQI
21st Jul 2025306 PMAQI
21st Jul 2025267 PMAQI
21st Jul 2025288 PMAQI
21st Jul 2025349 PMAQI
21st Jul 20253310 PMAQI
21st Jul 20253211 PMAQI
22nd Jul 20253212 AMAQI
22nd Jul 2025381 AMAQI
22nd Jul 2025462 AMAQI
22nd Jul 2025463 AMAQI
22nd Jul 2025464 AMAQI
28°C25/31°C
22nd Jul 2025455 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025457 AMAQI
22nd Jul 2025448 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20253010 AMAQI
22nd Jul 20253311 AMAQI
22nd Jul 20253612 PMAQI
22nd Jul 2025521 PMAQI
22nd Jul 2025522 PMAQI
22nd Jul 2025533 PMAQI
22nd Jul 2025494 PMAQI
22nd Jul 2025365 PMAQI
22nd Jul 2025326 PMAQI
22nd Jul 2025347 PMAQI
22nd Jul 2025398 PMAQI
22nd Jul 2025429 PMAQI
22nd Jul 20253310 PMAQI
22nd Jul 20253311 PMAQI
23rd Jul 20253412 AMAQI
23rd Jul 2025351 AMAQI
23rd Jul 2025382 AMAQI
23rd Jul 2025443 AMAQI
23rd Jul 2025434 AMAQI
28°C25/32°C
23rd Jul 2025425 AMAQI
23rd Jul 2025436 AMAQI
23rd Jul 2025437 AMAQI
23rd Jul 2025438 AMAQI
23rd Jul 2025439 AMAQI
23rd Jul 20255310 AMAQI
23rd Jul 20255211 AMAQI
23rd Jul 20254512 PMAQI
23rd Jul 2025441 PMAQI
23rd Jul 2025532 PMAQI
23rd Jul 2025533 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025585 PMAQI
23rd Jul 2025586 PMAQI
23rd Jul 2025567 PMAQI
23rd Jul 2025448 PMAQI
23rd Jul 2025459 PMAQI
23rd Jul 20254110 PMAQI
23rd Jul 20254011 PMAQI
24th Jul 20253412 AMAQI
24th Jul 2025421 AMAQI
24th Jul 2025422 AMAQI
24th Jul 2025433 AMAQI
24th Jul 2025434 AMAQI
28°C25/32°C
24th Jul 2025445 AMAQI
24th Jul 2025446 AMAQI
24th Jul 2025447 AMAQI
24th Jul 2025448 AMAQI
24th Jul 2025369 AMAQI
24th Jul 20254210 AMAQI
24th Jul 20255111 AMAQI
24th Jul 20255412 PMAQI
24th Jul 2025551 PMAQI
24th Jul 2025602 PMAQI
24th Jul 2025683 PMAQI
24th Jul 2025734 PMAQI
24th Jul 2025715 PMAQI
24th Jul 2025676 PMAQI
24th Jul 2025677 PMAQI
24th Jul 2025618 PMAQI
24th Jul 2025569 PMAQI
24th Jul 20255710 PMAQI
24th Jul 20255311 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025501 AMAQI
25th Jul 2025462 AMAQI
25th Jul 2025443 AMAQI
25th Jul 2025444 AMAQI
28°C25/32°C
25th Jul 2025475 AMAQI
25th Jul 2025476 AMAQI
25th Jul 2025467 AMAQI
25th Jul 2025468 AMAQI
25th Jul 2025659 AMAQI
25th Jul 20257710 AMAQI
25th Jul 20257611 AMAQI
25th Jul 20257812 PMAQI
25th Jul 2025761 PMAQI
25th Jul 2025742 PMAQI
25th Jul 2025743 PMAQI
25th Jul 2025764 PMAQI
25th Jul 2025795 PMAQI
25th Jul 2025896 PMAQI
25th Jul 2025887 PMAQI
25th Jul 2025758 PMAQI
25th Jul 2025619 PMAQI
25th Jul 20256210 PMAQI
25th Jul 20255911 PMAQI
26th Jul 20255812 AMAQI
26th Jul 2025491 AMAQI
26th Jul 2025492 AMAQI
26th Jul 2025483 AMAQI
26th Jul 2025524 AMAQI
30°C26/35°C
26th Jul 2025565 AMAQI
26th Jul 2025556 AMAQI
26th Jul 2025557 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025589 AMAQI
26th Jul 20255110 AMAQI
26th Jul 20254011 AMAQI
26th Jul 20254212 PMAQI
26th Jul 2025421 PMAQI
26th Jul 2025542 PMAQI
26th Jul 2025523 PMAQI
26th Jul 2025514 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025526 PMAQI
26th Jul 2025597 PMAQI
26th Jul 2025698 PMAQI
26th Jul 2025679 PMAQI
26th Jul 20256710 PMAQI
26th Jul 20256511 PMAQI
27th Jul 20256612 AMAQI
27th Jul 2025561 AMAQI
27th Jul 2025542 AMAQI
27th Jul 2025543 AMAQI
27th Jul 2025534 AMAQI
31°C28/35°C
27th Jul 2025535 AMAQI
27th Jul 2025536 AMAQI
27th Jul 2025537 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025499 AMAQI
27th Jul 20253810 AMAQI
27th Jul 20252111 AMAQI
27th Jul 20252212 PMAQI
27th Jul 2025241 PMAQI
27th Jul 2025302 PMAQI
27th Jul 2025333 PMAQI
27th Jul 2025324 PMAQI
27th Jul 2025365 PMAQI
27th Jul 2025416 PMAQI
27th Jul 2025587 PMAQI
27th Jul 2025658 PMAQI
27th Jul 2025629 PMAQI
27th Jul 20255810 PMAQI
27th Jul 20255811 PMAQI
28th Jul 20256012 AMAQI
28th Jul 2025551 AMAQI
28th Jul 2025552 AMAQI
28th Jul 2025553 AMAQI
28th Jul 2025544 AMAQI
31°C28/35°C
28th Jul 2025525 AMAQI
28th Jul 2025526 AMAQI
28th Jul 2025527 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025729 AMAQI
28th Jul 20258310 AMAQI
28th Jul 20258511 AMAQI
28th Jul 20258012 PMAQI
28th Jul 2025711 PMAQI
28th Jul 2025742 PMAQI
28th Jul 2025683 PMAQI
28th Jul 2025644 PMAQI
28th Jul 2025625 PMAQI
28th Jul 2025706 PMAQI
28th Jul 2025787 PMAQI
28th Jul 2025728 PMAQI
28th Jul 2025649 PMAQI
28th Jul 20255910 PMAQI
28th Jul 20255811 PMAQI
29th Jul 20255712 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025552 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025574 AMAQI
30°C28/35°C
29th Jul 2025595 AMAQI
29th Jul 2025606 AMAQI
29th Jul 2025607 AMAQI
29th Jul 2025608 AMAQI
29th Jul 2025689 AMAQI
29th Jul 20257710 AMAQI
29th Jul 20258511 AMAQI
29th Jul 20259412 PMAQI
29th Jul 2025891 PMAQI
29th Jul 2025862 PMAQI
29th Jul 2025883 PMAQI
29th Jul 2025884 PMAQI
29th Jul 2025845 PMAQI
29th Jul 2025796 PMAQI
29th Jul 2025727 PMAQI
29th Jul 2025678 PMAQI
29th Jul 2025629 PMAQI
29th Jul 20256110 PMAQI
29th Jul 20256011 PMAQI
30th Jul 20256112 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025572 AMAQI
30th Jul 2025573 AMAQI
30th Jul 2025604 AMAQI
31°C27/36°C
30th Jul 2025645 AMAQI
30th Jul 2025636 AMAQI
30th Jul 2025637 AMAQI
30th Jul 2025638 AMAQI
30th Jul 2025809 AMAQI
30th Jul 20258410 AMAQI
30th Jul 20258311 AMAQI
30th Jul 20258512 PMAQI
30th Jul 2025831 PMAQI
30th Jul 2025782 PMAQI
30th Jul 2025723 PMAQI
30th Jul 2025714 PMAQI
30th Jul 2025695 PMAQI
30th Jul 2025746 PMAQI
30th Jul 2025747 PMAQI
30th Jul 2025708 PMAQI
30th Jul 2025689 PMAQI
30th Jul 20256710 PMAQI
30th Jul 20256811 PMAQI
31st Jul 20256812 AMAQI
31st Jul 2025601 AMAQI
31st Jul 2025602 AMAQI
31st Jul 2025603 AMAQI
31st Jul 2025614 AMAQI
31°C28/36°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 20256611 AMAQI
31st Jul 20256612 PMAQI
31st Jul 2025681 PMAQI
31st Jul 2025772 PMAQI
31st Jul 2025803 PMAQI
31st Jul 2025804 PMAQI
31st Jul 2025795 PMAQI
31st Jul 2025786 PMAQI
31st Jul 2025837 PMAQI
31st Jul 2025728 PMAQI
31st Jul 2025549 PMAQI
31st Jul 20255410 PMAQI
31st Jul 20255411 PMAQI
1st Aug 20255512 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025574 AMAQI
30°C27/34°C
1st Aug 2025565 AMAQI
1st Aug 2025566 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025558 AMAQI
1st Aug 2025569 AMAQI
1st Aug 20256110 AMAQI
1st Aug 20255311 AMAQI
1st Aug 20255612 PMAQI
1st Aug 2025561 PMAQI
1st Aug 2025642 PMAQI
1st Aug 2025703 PMAQI
1st Aug 2025634 PMAQI
1st Aug 2025785 PMAQI
1st Aug 2025626 PMAQI
1st Aug 2025647 PMAQI
1st Aug 2025628 PMAQI
1st Aug 2025629 PMAQI
1st Aug 20256010 PMAQI
1st Aug 20256011 PMAQI
2nd Aug 20255812 AMAQI
2nd Aug 2025541 AMAQI
2nd Aug 2025542 AMAQI
2nd Aug 2025553 AMAQI
2nd Aug 2025554 AMAQI
30°C27/34°C
2nd Aug 2025555 AMAQI
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025769 AMAQI
2nd Aug 20257910 AMAQI
2nd Aug 20257411 AMAQI
2nd Aug 20258212 PMAQI
2nd Aug 2025801 PMAQI
2nd Aug 2025602 PMAQI
2nd Aug 2025563 PMAQI
2nd Aug 2025594 PMAQI
2nd Aug 2025555 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 2025551 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025584 AMAQI
30°C27/34°C
3rd Aug 2025595 AMAQI
3rd Aug 2025586 AMAQI
3rd Aug 2025597 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025699 AMAQI
3rd Aug 20257110 AMAQI
3rd Aug 20257411 AMAQI
3rd Aug 20256412 PMAQI
3rd Aug 2025681 PMAQI
3rd Aug 2025702 PMAQI
3rd Aug 2025683 PMAQI
3rd Aug 2025664 PMAQI
3rd Aug 2025685 PMAQI
3rd Aug 2025676 PMAQI
3rd Aug 2025657 PMAQI
3rd Aug 2025588 PMAQI
3rd Aug 2025609 PMAQI
3rd Aug 20255810 PMAQI
3rd Aug 20255211 PMAQI
4th Aug 20255312 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025572 AMAQI
4th Aug 2025573 AMAQI
--°C/°C
5 AM
12 PM
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
Bono, Ansan, Gyeonggi, South Korea
2025
20%
43
73%
156
7%
14
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
43 DaysModerate
156 DaysPoor
14 DaysUnhealthy
1 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
Bono, Ansan, 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
79AQI
79AQI
2nd January 2025
63AQI
63AQI
3rd January 2025
62AQI
62AQI
4th January 2025
61AQI
61AQI
5th January 2025
71AQI
71AQI
6th January 2025
96AQI
96AQI
7th January 2025
57AQI
57AQI
8th January 2025
69AQI
69AQI
9th January 2025
41AQI
41AQI
10th January 2025
51AQI
51AQI
11th January 2025
58AQI
58AQI
12th January 2025
80AQI
80AQI
13th January 2025
92AQI
92AQI
14th January 2025
104AQI
104AQI
15th January 2025
54AQI
54AQI
16th January 2025
78AQI
78AQI
17th January 2025
80AQI
80AQI
18th January 2025
82AQI
82AQI
19th January 2025
84AQI
84AQI
20th January 2025
132AQI
132AQI
21st January 2025
133AQI
133AQI
22nd January 2025
151AQI
151AQI
23rd January 2025
119AQI
119AQI
24th January 2025
112AQI
112AQI
25th January 2025
71AQI
71AQI
26th January 2025
57AQI
57AQI
27th January 2025
65AQI
65AQI
28th January 2025
58AQI
58AQI
29th January 2025
60AQI
60AQI
30th January 2025
53AQI
53AQI
31st January 2025
74AQI
74AQI
1st February 2025
80AQI
80AQI
2nd February 2025
97AQI
97AQI
3rd February 2025
52AQI
52AQI
4th February 2025
55AQI
55AQI
5th February 2025
44AQI
44AQI
6th February 2025
58AQI
58AQI
7th February 2025
47AQI
47AQI
8th February 2025
46AQI
46AQI
9th February 2025
50AQI
50AQI
10th February 2025
57AQI
57AQI
11th February 2025
67AQI
67AQI
12th February 2025
79AQI
79AQI
13th February 2025
52AQI
52AQI
14th February 2025
92AQI
92AQI
15th February 2025
57AQI
57AQI
16th February 2025
113AQI
113AQI
17th February 2025
51AQI
51AQI
18th February 2025
62AQI
62AQI
19th February 2025
48AQI
48AQI
20th February 2025
57AQI
57AQI
21st February 2025
56AQI
56AQI
22nd February 2025
58AQI
58AQI
23rd February 2025
54AQI
54AQI
24th February 2025
58AQI
58AQI
25th February 2025
57AQI
57AQI
26th February 2025
69AQI
69AQI
27th February 2025
61AQI
61AQI
28th February 2025
84AQI
84AQI
1st March 2025
98AQI
98AQI
2nd March 2025
78AQI
78AQI
3rd March 2025
51AQI
51AQI
4th March 2025
46AQI
46AQI
5th March 2025
37AQI
37AQI
6th March 2025
79AQI
79AQI
7th March 2025
95AQI
95AQI
8th March 2025
89AQI
89AQI
9th March 2025
101AQI
101AQI
10th March 2025
122AQI
122AQI
11th March 2025
111AQI
111AQI
12th March 2025
108AQI
108AQI
13th March 2025
98AQI
98AQI
14th March 2025
81AQI
81AQI
15th March 2025
61AQI
61AQI
16th March 2025
74AQI
74AQI
17th March 2025
67AQI
67AQI
18th March 2025
73AQI
73AQI
19th March 2025
82AQI
82AQI
20th March 2025
93AQI
93AQI
21st March 2025
98AQI
98AQI
22nd March 2025
102AQI
102AQI
23rd March 2025
111AQI
111AQI
24th March 2025
110AQI
110AQI
25th March 2025
126AQI
126AQI
26th March 2025
94AQI
94AQI
27th March 2025
91AQI
91AQI
28th March 2025
61AQI
61AQI
29th March 2025
48AQI
48AQI
30th March 2025
44AQI
44AQI
31st March 2025
61AQI
61AQI
1st April 2025
74AQI
74AQI
2nd April 2025
86AQI
86AQI
3rd April 2025
79AQI
79AQI
4th April 2025
84AQI
84AQI
5th April 2025
72AQI
72AQI
6th April 2025
67AQI
67AQI
7th April 2025
75AQI
75AQI
8th April 2025
74AQI
74AQI
9th April 2025
72AQI
72AQI
10th April 2025
80AQI
80AQI
11th April 2025
89AQI
89AQI
12th April 2025
64AQI
64AQI
13th April 2025
64AQI
64AQI
14th April 2025
48AQI
48AQI
15th April 2025
57AQI
57AQI
16th April 2025
59AQI
59AQI
17th April 2025
66AQI
66AQI
18th April 2025
74AQI
74AQI
19th April 2025
46AQI
46AQI
20th April 2025
59AQI
59AQI
21st April 2025
52AQI
52AQI
22nd April 2025
43AQI
43AQI
23rd April 2025
37AQI
37AQI
24th April 2025
63AQI
63AQI
25th April 2025
67AQI
67AQI
26th April 2025
57AQI
57AQI
27th April 2025
44AQI
44AQI
28th April 2025
60AQI
60AQI
29th April 2025
73AQI
73AQI
30th April 2025
59AQI
59AQI
1st May 2025
61AQI
61AQI
2nd May 2025
51AQI
51AQI
3rd May 2025
47AQI
47AQI
4th May 2025
48AQI
48AQI
5th May 2025
52AQI
52AQI
6th May 2025
43AQI
43AQI
7th May 2025
55AQI
55AQI
8th May 2025
62AQI
62AQI
9th May 2025
51AQI
51AQI
10th May 2025
58AQI
58AQI
11th May 2025
68AQI
68AQI
12th May 2025
69AQI
69AQI
13th May 2025
75AQI
75AQI
14th May 2025
73AQI
73AQI
15th May 2025
67AQI
67AQI
16th May 2025
54AQI
54AQI
17th May 2025
49AQI
49AQI
18th May 2025
58AQI
58AQI
19th May 2025
62AQI
62AQI
20th May 2025
40AQI
40AQI
21st May 2025
51AQI
51AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
65AQI
65AQI
24th May 2025
49AQI
49AQI
25th May 2025
50AQI
50AQI
26th May 2025
67AQI
67AQI
27th May 2025
74AQI
74AQI
28th May 2025
79AQI
79AQI
29th May 2025
80AQI
80AQI
30th May 2025
87AQI
87AQI
31st May 2025
87AQI
87AQI
1st June 2025
83AQI
83AQI
2nd June 2025
89AQI
89AQI
3rd June 2025
73AQI
73AQI
4th June 2025
58AQI
58AQI
5th June 2025
59AQI
59AQI
6th June 2025
59AQI
59AQI
7th June 2025
68AQI
68AQI
8th June 2025
56AQI
56AQI
9th June 2025
63AQI
63AQI
10th June 2025
47AQI
47AQI
11th June 2025
55AQI
55AQI
12th June 2025
67AQI
67AQI
13th June 2025
75AQI
75AQI
14th June 2025
62AQI
62AQI
15th June 2025
58AQI
58AQI
16th June 2025
67AQI
67AQI
17th June 2025
64AQI
64AQI
18th June 2025
66AQI
66AQI
19th June 2025
66AQI
66AQI
20th June 2025
48AQI
48AQI
21st June 2025
59AQI
59AQI
22nd June 2025
71AQI
71AQI
23rd June 2025
75AQI
75AQI
24th June 2025
61AQI
61AQI
25th June 2025
50AQI
50AQI
26th June 2025
57AQI
57AQI
27th June 2025
65AQI
65AQI
28th June 2025
64AQI
64AQI
29th June 2025
47AQI
47AQI
30th June 2025
46AQI
46AQI
1st July 2025
43AQI
43AQI
2nd July 2025
43AQI
43AQI
3rd July 2025
60AQI
60AQI
4th July 2025
54AQI
54AQI
5th July 2025
49AQI
49AQI
6th July 2025
53AQI
53AQI
7th July 2025
69AQI
69AQI
8th July 2025
62AQI
62AQI
9th July 2025
59AQI
59AQI
10th July 2025
51AQI
51AQI
11th July 2025
49AQI
49AQI
12th July 2025
50AQI
50AQI
13th July 2025
62AQI
62AQI
14th July 2025
53AQI
53AQI
15th July 2025
43AQI
43AQI
16th July 2025
49AQI
49AQI
17th July 2025
37AQI
37AQI
18th July 2025
42AQI
42AQI
19th July 2025
34AQI
34AQI
20th July 2025
39AQI
39AQI
21st July 2025
38AQI
38AQI
22nd July 2025
40AQI
40AQI
23rd July 2025
46AQI
46AQI
24th July 2025
52AQI
52AQI
25th July 2025
63AQI
63AQI
26th July 2025
55AQI
55AQI
27th July 2025
48AQI
48AQI
28th July 2025
64AQI
64AQI
29th July 2025
69AQI
69AQI
30th July 2025
69AQI
69AQI
31st July 2025
66AQI
66AQI
1st August 2025
60AQI
60AQI
2nd August 2025
60AQI
60AQI
79AQI
63AQI
84AQI
65AQI
61AQI
63AQI
52AQI
60AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202567AQI
1
24
5
1
5
22
1
4
19
8
5
25
8
23
5
25
15
16
2
43
156
14
1
Highest AQI recorded in
March84AQI
Lowest AQI recorded in
July52AQI
202457AQI
10
15
6
11
13
5
6
22
3
5
24
1
20
11
13
17
26
5
12
19
25
5
18
13
10
19
1
4
26
1
160
189
17
Highest AQI recorded in
January74AQI
Lowest AQI recorded in
July37AQI
202364AQI
9
14
4
3
2
19
4
3
2
18
11
5
21
4
5
26
6
24
14
17
19
12
23
7
17
14
13
14
2
11
15
5
126
201
30
6
Highest AQI recorded in
February91AQI
Lowest AQI recorded in
September42AQI
202262AQI
3
20
6
2
4
11
4
2
10
17
4
8
20
2
10
21
23
7
7
15
2
21
7
1
14
16
1
6
20
4
7
22
2
115
176
24
4
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
August29AQI
202167AQI
4
22
4
4
14
7
3
3
16
9
2
1
7
21
2
11
18
1
1
5
24
1
14
17
18
13
25
5
12
19
6
18
4
2
5
11
2
114
198
29
7
2
1
Highest AQI recorded in
March99AQI
Lowest AQI recorded in
September38AQI
202068AQI
8
5
10
11
6
12
4
24
2
9
10
1
3
8
6
18
6
4
15
11
1
50
103
20
1
Highest AQI recorded in
December89AQI
Lowest AQI recorded in
April51AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2020(Avg.)
68AQILeast Polluted Year Recorded
2024(Avg.)
57AQIBono's annual 2025 AQI (67) shows an average percentage change of 4.9% (worsened AQI) compared to previous years: 2020 (68), 2021 (67), 2022 (62), 2023 (64), 2024 (57).
