Changyon, Hwangnam, North 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+
October Air Quality Analysis
Changyon, Hwangnam, North Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
16th Oct 2022
136AQILowest AQI recorded on
13th Oct 2025
25AQISame Day Analysis (22nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 43 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025
Changyon, Hwangnam, North Korea
AQI
Day
Night
.
6 AM22nd Oct 2025
6 PM
5 AM23rd Oct 2025
Day time
Avg. Highest Time
6AM22nd Oct
58AQI
Avg. Lowest Time
10AM22nd Oct
38AQI
Night time
Avg. Highest Time
1AM23rd Oct
61AQI
Avg. Lowest Time
8PM22nd Oct
41AQI
In the last 24 hours,
Changyon's AQI reached its highest point of 61 at 1 AM during the Night, while the lowest point, 38, was recorded at 10 AM during the Day between 22nd Oct and 23rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Changyon, Hwangnam, North Korea
SepOct
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
23rd Sep 2025556 AMAQI
23rd Sep 2025557 AMAQI
23rd Sep 2025558 AMAQI
23rd Sep 2025369 AMAQI
23rd Sep 20253110 AMAQI
23rd Sep 20253211 AMAQI
23rd Sep 20253412 PMAQI
23rd Sep 2025291 PMAQI
23rd Sep 2025262 PMAQI
23rd Sep 2025313 PMAQI
23rd Sep 2025294 PMAQI
23rd Sep 2025295 PMAQI
23rd Sep 2025306 PMAQI
23rd Sep 2025327 PMAQI
23rd Sep 2025438 PMAQI
23rd Sep 2025529 PMAQI
23rd Sep 20255210 PMAQI
23rd Sep 20255211 PMAQI
24th Sep 20255212 AMAQI
24th Sep 2025531 AMAQI
24th Sep 2025562 AMAQI
24th Sep 2025573 AMAQI
24th Sep 2025544 AMAQI
24th Sep 2025505 AMAQI
22°C21/24°C
24th Sep 2025506 AMAQI
24th Sep 2025507 AMAQI
24th Sep 2025508 AMAQI
24th Sep 2025309 AMAQI
24th Sep 20252310 AMAQI
24th Sep 20252411 AMAQI
24th Sep 20252312 PMAQI
24th Sep 2025331 PMAQI
24th Sep 2025342 PMAQI
24th Sep 2025363 PMAQI
24th Sep 2025324 PMAQI
24th Sep 2025315 PMAQI
24th Sep 2025256 PMAQI
24th Sep 2025277 PMAQI
24th Sep 2025438 PMAQI
24th Sep 2025529 PMAQI
24th Sep 20255210 PMAQI
24th Sep 20255611 PMAQI
25th Sep 20255612 AMAQI
25th Sep 2025601 AMAQI
25th Sep 2025562 AMAQI
25th Sep 2025573 AMAQI
25th Sep 2025534 AMAQI
25th Sep 2025475 AMAQI
22°C20/23°C
25th Sep 2025466 AMAQI
25th Sep 2025467 AMAQI
25th Sep 2025468 AMAQI
25th Sep 2025629 AMAQI
25th Sep 20257410 AMAQI
25th Sep 20256611 AMAQI
25th Sep 20256612 PMAQI
25th Sep 2025641 PMAQI
25th Sep 2025472 PMAQI
25th Sep 2025363 PMAQI
25th Sep 2025354 PMAQI
25th Sep 2025365 PMAQI
25th Sep 2025406 PMAQI
25th Sep 2025537 PMAQI
25th Sep 2025568 PMAQI
25th Sep 2025559 PMAQI
25th Sep 20255510 PMAQI
25th Sep 20255911 PMAQI
26th Sep 20255612 AMAQI
26th Sep 2025561 AMAQI
26th Sep 2025552 AMAQI
26th Sep 2025483 AMAQI
26th Sep 2025484 AMAQI
26th Sep 2025545 AMAQI
23°C20/24°C
26th Sep 2025606 AMAQI
26th Sep 2025587 AMAQI
26th Sep 2025668 AMAQI
26th Sep 2025689 AMAQI
26th Sep 20256710 AMAQI
26th Sep 20256711 AMAQI
26th Sep 20256812 PMAQI
26th Sep 2025711 PMAQI
26th Sep 2025672 PMAQI
26th Sep 2025613 PMAQI
26th Sep 2025624 PMAQI
26th Sep 2025655 PMAQI
26th Sep 2025646 PMAQI
26th Sep 2025667 PMAQI
26th Sep 2025768 PMAQI
26th Sep 2025729 PMAQI
26th Sep 20257010 PMAQI
26th Sep 20256811 PMAQI
27th Sep 20256312 AMAQI
27th Sep 2025621 AMAQI
27th Sep 2025652 AMAQI
27th Sep 2025623 AMAQI
27th Sep 2025604 AMAQI
27th Sep 2025585 AMAQI
22°C20/23°C
27th Sep 2025596 AMAQI
27th Sep 2025607 AMAQI
27th Sep 2025638 AMAQI
27th Sep 2025639 AMAQI
27th Sep 20256510 AMAQI
27th Sep 20256211 AMAQI
27th Sep 20256112 PMAQI
27th Sep 2025601 PMAQI
27th Sep 2025602 PMAQI
27th Sep 2025593 PMAQI
27th Sep 2025624 PMAQI
27th Sep 2025625 PMAQI
27th Sep 2025636 PMAQI
27th Sep 2025697 PMAQI
27th Sep 2025738 PMAQI
27th Sep 2025739 PMAQI
27th Sep 20257510 PMAQI
27th Sep 20257611 PMAQI
28th Sep 20257712 AMAQI
28th Sep 2025751 AMAQI
28th Sep 2025762 AMAQI
28th Sep 2025813 AMAQI
28th Sep 2025774 AMAQI
28th Sep 2025705 AMAQI
21°C20/21°C
28th Sep 2025636 AMAQI
28th Sep 2025597 AMAQI
28th Sep 2025568 AMAQI
28th Sep 2025509 AMAQI
28th Sep 20253510 AMAQI
28th Sep 20252511 AMAQI
28th Sep 20251812 PMAQI
28th Sep 2025191 PMAQI
28th Sep 2025222 PMAQI
28th Sep 2025253 PMAQI
28th Sep 2025254 PMAQI
28th Sep 2025285 PMAQI
28th Sep 2025306 PMAQI
28th Sep 2025257 PMAQI
28th Sep 2025198 PMAQI
28th Sep 2025229 PMAQI
28th Sep 20253510 PMAQI
28th Sep 20253911 PMAQI
29th Sep 20253812 AMAQI
29th Sep 2025341 AMAQI
29th Sep 2025442 AMAQI
29th Sep 2025573 AMAQI
29th Sep 2025564 AMAQI
29th Sep 2025595 AMAQI
20°C17/20°C
29th Sep 2025586 AMAQI
29th Sep 2025567 AMAQI
29th Sep 2025598 AMAQI
29th Sep 2025569 AMAQI
29th Sep 20255410 AMAQI
29th Sep 20255311 AMAQI
29th Sep 20255412 PMAQI
29th Sep 2025551 PMAQI
29th Sep 2025532 PMAQI
29th Sep 2025543 PMAQI
29th Sep 2025564 PMAQI
29th Sep 2025605 PMAQI
29th Sep 2025646 PMAQI
29th Sep 2025637 PMAQI
29th Sep 2025608 PMAQI
29th Sep 2025589 PMAQI
29th Sep 20255610 PMAQI
29th Sep 20255311 PMAQI
30th Sep 20255812 AMAQI
30th Sep 2025541 AMAQI
30th Sep 2025552 AMAQI
30th Sep 2025583 AMAQI
30th Sep 2025604 AMAQI
30th Sep 2025665 AMAQI
21°C20/22°C
30th Sep 2025646 AMAQI
30th Sep 2025637 AMAQI
30th Sep 2025628 AMAQI
30th Sep 2025669 AMAQI
30th Sep 20256410 AMAQI
30th Sep 20256011 AMAQI
30th Sep 20255812 PMAQI
30th Sep 2025491 PMAQI
30th Sep 2025522 PMAQI
30th Sep 2025593 PMAQI
30th Sep 2025584 PMAQI
30th Sep 2025615 PMAQI
30th Sep 2025676 PMAQI
30th Sep 2025637 PMAQI
30th Sep 2025598 PMAQI
30th Sep 2025579 PMAQI
30th Sep 20255710 PMAQI
30th Sep 20256411 PMAQI
1st Oct 20256012 AMAQI
1st Oct 2025611 AMAQI
1st Oct 2025552 AMAQI
1st Oct 2025613 AMAQI
1st Oct 2025624 AMAQI
1st Oct 2025665 AMAQI
21°C21/22°C
1st Oct 2025656 AMAQI
1st Oct 2025737 AMAQI
1st Oct 2025728 AMAQI
1st Oct 2025789 AMAQI
1st Oct 20258710 AMAQI
1st Oct 20257411 AMAQI
1st Oct 20256912 PMAQI
1st Oct 2025701 PMAQI
1st Oct 2025712 PMAQI
1st Oct 2025693 PMAQI
1st Oct 2025664 PMAQI
1st Oct 2025675 PMAQI
1st Oct 2025566 PMAQI
1st Oct 2025557 PMAQI
1st Oct 2025468 PMAQI
1st Oct 2025329 PMAQI
1st Oct 20253010 PMAQI
1st Oct 20253011 PMAQI
2nd Oct 20253112 AMAQI
2nd Oct 2025351 AMAQI
2nd Oct 2025352 AMAQI
2nd Oct 2025333 AMAQI
2nd Oct 2025354 AMAQI
2nd Oct 2025375 AMAQI
22°C21/24°C
2nd Oct 2025356 AMAQI
2nd Oct 2025377 AMAQI
2nd Oct 2025398 AMAQI
2nd Oct 2025489 AMAQI
2nd Oct 20255410 AMAQI
2nd Oct 20255311 AMAQI
2nd Oct 20255412 PMAQI
2nd Oct 2025551 PMAQI
2nd Oct 2025572 PMAQI
2nd Oct 2025553 PMAQI
2nd Oct 2025514 PMAQI
2nd Oct 2025545 PMAQI
2nd Oct 2025566 PMAQI
2nd Oct 2025547 PMAQI
2nd Oct 2025518 PMAQI
2nd Oct 2025519 PMAQI
2nd Oct 20254810 PMAQI
2nd Oct 20254611 PMAQI
3rd Oct 20255212 AMAQI
3rd Oct 2025541 AMAQI
3rd Oct 2025522 AMAQI
3rd Oct 2025543 AMAQI
3rd Oct 2025564 AMAQI
3rd Oct 2025555 AMAQI
22°C21/24°C
3rd Oct 2025576 AMAQI
3rd Oct 2025587 AMAQI
3rd Oct 2025648 AMAQI
3rd Oct 2025679 AMAQI
3rd Oct 20255710 AMAQI
3rd Oct 20255711 AMAQI
3rd Oct 20255912 PMAQI
3rd Oct 2025601 PMAQI
3rd Oct 2025592 PMAQI
3rd Oct 2025603 PMAQI
3rd Oct 2025584 PMAQI
3rd Oct 2025595 PMAQI
3rd Oct 2025616 PMAQI
3rd Oct 2025647 PMAQI
3rd Oct 2025608 PMAQI
3rd Oct 2025689 PMAQI
3rd Oct 20256210 PMAQI
3rd Oct 20256511 PMAQI
4th Oct 20256412 AMAQI
4th Oct 2025681 AMAQI
4th Oct 2025672 AMAQI
4th Oct 2025643 AMAQI
4th Oct 2025594 AMAQI
4th Oct 2025595 AMAQI
21°C20/23°C
4th Oct 2025546 AMAQI
4th Oct 2025547 AMAQI
4th Oct 2025618 AMAQI
4th Oct 2025529 AMAQI
4th Oct 20254010 AMAQI
4th Oct 20254011 AMAQI
4th Oct 20254512 PMAQI
4th Oct 2025451 PMAQI
4th Oct 2025442 PMAQI
4th Oct 2025473 PMAQI
4th Oct 2025444 PMAQI
4th Oct 2025455 PMAQI
4th Oct 2025506 PMAQI
4th Oct 2025547 PMAQI
4th Oct 2025538 PMAQI
4th Oct 2025579 PMAQI
4th Oct 20257910 PMAQI
4th Oct 20255611 PMAQI
5th Oct 20255212 AMAQI
5th Oct 2025581 AMAQI
5th Oct 2025612 AMAQI
5th Oct 2025573 AMAQI
5th Oct 2025524 AMAQI
5th Oct 2025505 AMAQI
21°C20/21°C
5th Oct 2025466 AMAQI
5th Oct 2025457 AMAQI
5th Oct 2025468 AMAQI
5th Oct 2025489 AMAQI
5th Oct 20255910 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20255612 PMAQI
5th Oct 2025461 PMAQI
5th Oct 2025412 PMAQI
5th Oct 2025423 PMAQI
5th Oct 2025464 PMAQI
5th Oct 2025445 PMAQI
5th Oct 2025486 PMAQI
5th Oct 2025507 PMAQI
5th Oct 2025488 PMAQI
5th Oct 2025409 PMAQI
5th Oct 20253410 PMAQI
5th Oct 20254011 PMAQI
6th Oct 20253612 AMAQI
6th Oct 2025371 AMAQI
6th Oct 2025382 AMAQI
6th Oct 2025373 AMAQI
6th Oct 2025344 AMAQI
6th Oct 2025485 AMAQI
21°C20/21°C
6th Oct 2025476 AMAQI
6th Oct 2025437 AMAQI
6th Oct 2025378 AMAQI
6th Oct 2025419 AMAQI
6th Oct 20254010 AMAQI
6th Oct 20253711 AMAQI
6th Oct 20254012 PMAQI
6th Oct 2025411 PMAQI
6th Oct 2025402 PMAQI
6th Oct 2025423 PMAQI
6th Oct 2025444 PMAQI
6th Oct 2025425 PMAQI
6th Oct 2025456 PMAQI
6th Oct 2025397 PMAQI
6th Oct 2025428 PMAQI
6th Oct 2025209 PMAQI
6th Oct 20251510 PMAQI
6th Oct 20251511 PMAQI
7th Oct 20252012 AMAQI
7th Oct 2025251 AMAQI
7th Oct 2025252 AMAQI
19°C16/20°C
7th Oct 2025268 PMAQI
7th Oct 2025259 PMAQI
7th Oct 20252910 PMAQI
7th Oct 20252711 PMAQI
8th Oct 20252812 AMAQI
8th Oct 2025271 AMAQI
8th Oct 2025192 AMAQI
8th Oct 2025373 AMAQI
8th Oct 2025424 AMAQI
8th Oct 2025435 AMAQI
18°C17/19°C
8th Oct 2025706 AMAQI
8th Oct 2025727 AMAQI
8th Oct 2025618 AMAQI
8th Oct 2025599 AMAQI
8th Oct 20255710 AMAQI
8th Oct 20254311 AMAQI
8th Oct 20256812 PMAQI
8th Oct 2025641 PMAQI
8th Oct 2025652 PMAQI
8th Oct 2025633 PMAQI
8th Oct 2025674 PMAQI
8th Oct 2025505 PMAQI
8th Oct 2025446 PMAQI
8th Oct 2025537 PMAQI
8th Oct 2025808 PMAQI
8th Oct 2025639 PMAQI
8th Oct 20256510 PMAQI
8th Oct 20256711 PMAQI
9th Oct 20256312 AMAQI
9th Oct 2025661 AMAQI
9th Oct 2025692 AMAQI
9th Oct 2025723 AMAQI
9th Oct 2025684 AMAQI
9th Oct 2025655 AMAQI
20°C19/20°C
9th Oct 2025606 AMAQI
9th Oct 2025567 AMAQI
9th Oct 2025548 AMAQI
9th Oct 2025529 AMAQI
9th Oct 20255010 AMAQI
9th Oct 20254411 AMAQI
9th Oct 20254912 PMAQI
9th Oct 2025441 PMAQI
9th Oct 2025442 PMAQI
9th Oct 2025463 PMAQI
9th Oct 2025504 PMAQI
9th Oct 2025585 PMAQI
9th Oct 2025546 PMAQI
9th Oct 2025487 PMAQI
9th Oct 2025448 PMAQI
9th Oct 2025429 PMAQI
9th Oct 20254710 PMAQI
9th Oct 20254611 PMAQI
10th Oct 20254612 AMAQI
10th Oct 2025471 AMAQI
10th Oct 2025432 AMAQI
10th Oct 2025363 AMAQI
10th Oct 2025354 AMAQI
10th Oct 2025365 AMAQI
18°C16/19°C
10th Oct 2025336 AMAQI
10th Oct 2025347 AMAQI
10th Oct 2025418 AMAQI
10th Oct 2025389 AMAQI
10th Oct 20253910 AMAQI
10th Oct 20253711 AMAQI
10th Oct 20253912 PMAQI
10th Oct 2025411 PMAQI
10th Oct 2025402 PMAQI
10th Oct 2025463 PMAQI
10th Oct 2025524 PMAQI
10th Oct 2025495 PMAQI
10th Oct 2025476 PMAQI
10th Oct 2025487 PMAQI
10th Oct 2025468 PMAQI
10th Oct 2025429 PMAQI
10th Oct 20254210 PMAQI
10th Oct 20254411 PMAQI
11th Oct 20254812 AMAQI
11th Oct 2025481 AMAQI
11th Oct 2025382 AMAQI
11th Oct 2025363 AMAQI
11th Oct 2025334 AMAQI
11th Oct 2025505 AMAQI
17°C16/17°C
11th Oct 2025326 AMAQI
11th Oct 2025497 AMAQI
11th Oct 2025208 AMAQI
11th Oct 2025489 AMAQI
11th Oct 20253810 AMAQI
11th Oct 20253011 AMAQI
11th Oct 20254212 PMAQI
11th Oct 2025351 PMAQI
11th Oct 2025372 PMAQI
11th Oct 2025453 PMAQI
11th Oct 2025554 PMAQI
11th Oct 2025535 PMAQI
11th Oct 2025566 PMAQI
11th Oct 2025577 PMAQI
11th Oct 2025568 PMAQI
11th Oct 2025539 PMAQI
11th Oct 20255210 PMAQI
11th Oct 20254511 PMAQI
12th Oct 20254512 AMAQI
12th Oct 2025441 AMAQI
12th Oct 2025492 AMAQI
12th Oct 2025483 AMAQI
12th Oct 2025434 AMAQI
12th Oct 2025475 AMAQI
18°C17/21°C
12th Oct 2025466 AMAQI
12th Oct 2025447 AMAQI
12th Oct 2025468 AMAQI
12th Oct 2025449 AMAQI
12th Oct 20253910 AMAQI
12th Oct 20253811 AMAQI
12th Oct 20254512 PMAQI
12th Oct 2025531 PMAQI
12th Oct 2025542 PMAQI
12th Oct 2025473 PMAQI
12th Oct 2025504 PMAQI
12th Oct 2025525 PMAQI
12th Oct 2025526 PMAQI
12th Oct 2025457 PMAQI
12th Oct 2025468 PMAQI
12th Oct 2025449 PMAQI
12th Oct 20254410 PMAQI
12th Oct 20254011 PMAQI
13th Oct 20253712 AMAQI
13th Oct 2025131 AMAQI
13th Oct 2025142 AMAQI
13th Oct 2025133 AMAQI
13th Oct 2025274 AMAQI
13th Oct 2025215 AMAQI
18°C18/18°C
13th Oct 2025316 AMAQI
13th Oct 2025397 AMAQI
13th Oct 2025398 AMAQI
13th Oct 2025419 AMAQI
13th Oct 20253910 AMAQI
13th Oct 20252811 AMAQI
13th Oct 20251412 PMAQI
13th Oct 2025221 PMAQI
13th Oct 2025162 PMAQI
13th Oct 2025203 PMAQI
13th Oct 2025254 PMAQI
13th Oct 2025125 PMAQI
13th Oct 2025146 PMAQI
13th Oct 2025307 PMAQI
13th Oct 2025308 PMAQI
13th Oct 2025279 PMAQI
13th Oct 20252910 PMAQI
13th Oct 20253111 PMAQI
14th Oct 20253012 AMAQI
14th Oct 2025261 AMAQI
14th Oct 2025302 AMAQI
14th Oct 2025333 AMAQI
14th Oct 2025324 AMAQI
14th Oct 2025345 AMAQI
17°C15/18°C
14th Oct 2025346 AMAQI
14th Oct 2025337 AMAQI
14th Oct 2025398 AMAQI
14th Oct 2025329 AMAQI
14th Oct 20252210 AMAQI
14th Oct 20251311 AMAQI
14th Oct 20252512 PMAQI
14th Oct 2025181 PMAQI
14th Oct 2025202 PMAQI
14th Oct 2025413 PMAQI
14th Oct 2025144 PMAQI
14th Oct 2025285 PMAQI
14th Oct 2025426 PMAQI
14th Oct 2025427 PMAQI
14th Oct 2025378 PMAQI
14th Oct 2025409 PMAQI
14th Oct 20255310 PMAQI
14th Oct 20255211 PMAQI
15th Oct 20255012 AMAQI
15th Oct 2025371 AMAQI
15th Oct 2025482 AMAQI
15th Oct 2025543 AMAQI
15th Oct 2025554 AMAQI
15th Oct 2025515 AMAQI
17°C16/20°C
15th Oct 2025496 AMAQI
15th Oct 2025487 AMAQI
15th Oct 2025508 AMAQI
15th Oct 2025499 AMAQI
15th Oct 20254410 AMAQI
15th Oct 20254611 AMAQI
15th Oct 20255112 PMAQI
15th Oct 2025501 PMAQI
15th Oct 2025482 PMAQI
15th Oct 2025473 PMAQI
15th Oct 2025524 PMAQI
15th Oct 2025475 PMAQI
15th Oct 2025476 PMAQI
15th Oct 2025487 PMAQI
15th Oct 2025448 PMAQI
15th Oct 2025549 PMAQI
15th Oct 20255310 PMAQI
15th Oct 20255211 PMAQI
16th Oct 20254312 AMAQI
16th Oct 2025461 AMAQI
16th Oct 2025482 AMAQI
16th Oct 2025533 AMAQI
16th Oct 2025594 AMAQI
16th Oct 2025615 AMAQI
18°C17/19°C
16th Oct 2025226 AMAQI
16th Oct 2025247 AMAQI
16th Oct 2025278 AMAQI
16th Oct 2025419 AMAQI
16th Oct 20253010 AMAQI
16th Oct 20253411 AMAQI
16th Oct 20254012 PMAQI
16th Oct 2025681 PMAQI
16th Oct 2025592 PMAQI
16th Oct 2025563 PMAQI
16th Oct 2025564 PMAQI
16th Oct 2025395 PMAQI
16th Oct 2025536 PMAQI
16th Oct 2025527 PMAQI
16th Oct 2025538 PMAQI
16th Oct 2025549 PMAQI
16th Oct 20253810 PMAQI
16th Oct 20254311 PMAQI
17th Oct 20254812 AMAQI
17th Oct 2025581 AMAQI
17th Oct 2025652 AMAQI
17th Oct 2025643 AMAQI
17th Oct 2025564 AMAQI
17th Oct 2025555 AMAQI
18°C17/19°C
17th Oct 2025556 AMAQI
17th Oct 2025487 AMAQI
17th Oct 2025398 AMAQI
17th Oct 2025259 AMAQI
17th Oct 20254010 AMAQI
17th Oct 20254411 AMAQI
17th Oct 20255512 PMAQI
17th Oct 2025551 PMAQI
17th Oct 2025562 PMAQI
17th Oct 2025613 PMAQI
17th Oct 2025634 PMAQI
17th Oct 2025555 PMAQI
17th Oct 2025536 PMAQI
17th Oct 2025547 PMAQI
17th Oct 2025538 PMAQI
17th Oct 2025549 PMAQI
17th Oct 20255710 PMAQI
17th Oct 20255711 PMAQI
18th Oct 20255012 AMAQI
18th Oct 2025341 AMAQI
18th Oct 2025332 AMAQI
18th Oct 2025503 AMAQI
18th Oct 2025614 AMAQI
18th Oct 2025545 AMAQI
19°C17/20°C
18th Oct 2025416 AMAQI
18th Oct 2025407 AMAQI
18th Oct 2025388 AMAQI
18th Oct 2025359 AMAQI
18th Oct 20254610 AMAQI
18th Oct 20254811 AMAQI
18th Oct 20254812 PMAQI
18th Oct 2025501 PMAQI
18th Oct 2025562 PMAQI
18th Oct 2025633 PMAQI
18th Oct 2025584 PMAQI
18th Oct 2025535 PMAQI
18th Oct 2025526 PMAQI
18th Oct 2025567 PMAQI
18th Oct 2025618 PMAQI
18th Oct 2025649 PMAQI
18th Oct 20256310 PMAQI
18th Oct 20256811 PMAQI
19th Oct 20257112 AMAQI
19th Oct 2025631 AMAQI
19th Oct 2025602 AMAQI
19th Oct 2025593 AMAQI
19th Oct 2025704 AMAQI
19th Oct 2025765 AMAQI
15°C12/16°C
19th Oct 2025776 AMAQI
19th Oct 2025727 AMAQI
19th Oct 2025648 AMAQI
19th Oct 2025689 AMAQI
19th Oct 20257010 AMAQI
19th Oct 20255011 AMAQI
19th Oct 20255112 PMAQI
19th Oct 2025521 PMAQI
19th Oct 2025522 PMAQI
19th Oct 2025523 PMAQI
19th Oct 2025504 PMAQI
19th Oct 2025565 PMAQI
19th Oct 2025566 PMAQI
19th Oct 2025557 PMAQI
19th Oct 2025538 PMAQI
19th Oct 2025559 PMAQI
19th Oct 20255710 PMAQI
19th Oct 20255611 PMAQI
20th Oct 20255512 AMAQI
20th Oct 2025581 AMAQI
20th Oct 2025532 AMAQI
20th Oct 2025533 AMAQI
20th Oct 2025534 AMAQI
20th Oct 2025545 AMAQI
12°C10/13°C
20th Oct 2025536 AMAQI
20th Oct 2025547 AMAQI
20th Oct 2025538 AMAQI
20th Oct 2025559 AMAQI
20th Oct 20255410 AMAQI
20th Oct 20255611 AMAQI
20th Oct 20255512 PMAQI
20th Oct 2025561 PMAQI
20th Oct 2025562 PMAQI
20th Oct 2025553 PMAQI
20th Oct 2025544 PMAQI
20th Oct 2025545 PMAQI
20th Oct 2025556 PMAQI
20th Oct 2025547 PMAQI
20th Oct 2025548 PMAQI
20th Oct 2025569 PMAQI
20th Oct 20255510 PMAQI
20th Oct 20255611 PMAQI
21st Oct 20255612 AMAQI
21st Oct 2025561 AMAQI
21st Oct 2025562 AMAQI
21st Oct 2025523 AMAQI
21st Oct 2025524 AMAQI
21st Oct 2025515 AMAQI
10°C9/11°C
21st Oct 2025546 AMAQI
21st Oct 2025567 AMAQI
21st Oct 2025578 AMAQI
21st Oct 2025569 AMAQI
21st Oct 20255410 AMAQI
21st Oct 20255611 AMAQI
21st Oct 20255612 PMAQI
21st Oct 2025561 PMAQI
21st Oct 2025562 PMAQI
21st Oct 2025603 PMAQI
21st Oct 2025594 PMAQI
21st Oct 2025565 PMAQI
21st Oct 2025546 PMAQI
21st Oct 2025537 PMAQI
21st Oct 2025568 PMAQI
21st Oct 2025569 PMAQI
21st Oct 20255810 PMAQI
21st Oct 20253211 PMAQI
22nd Oct 20253012 AMAQI
22nd Oct 2025321 AMAQI
22nd Oct 2025242 AMAQI
22nd Oct 2025223 AMAQI
22nd Oct 2025224 AMAQI
22nd Oct 2025475 AMAQI
11°C10/12°C
22nd Oct 2025586 AMAQI
22nd Oct 2025577 AMAQI
22nd Oct 2025568 AMAQI
22nd Oct 2025429 AMAQI
22nd Oct 20253810 AMAQI
22nd Oct 20254611 AMAQI
22nd Oct 20255212 PMAQI
22nd Oct 2025521 PMAQI
22nd Oct 2025552 PMAQI
22nd Oct 2025563 PMAQI
22nd Oct 2025554 PMAQI
22nd Oct 2025495 PMAQI
22nd Oct 2025486 PMAQI
22nd Oct 2025427 PMAQI
22nd Oct 2025418 PMAQI
22nd Oct 2025469 PMAQI
22nd Oct 20254610 PMAQI
22nd Oct 20254511 PMAQI
23rd Oct 20255912 AMAQI
23rd Oct 2025611 AMAQI
23rd Oct 2025612 AMAQI
23rd Oct 2025613 AMAQI
23rd Oct 2025604 AMAQI
23rd Oct 2025545 AMAQI
13°C11/15°C
23rd Oct 2025426 AMAQI
6 AM23rd Oct 2025417 AMAQI
23rd Oct 2025378 AMAQI
23rd Oct 2025409 AMAQI
23rd Oct 20254610 AMAQI
23rd Oct 20255511 AMAQI
23rd Oct 20255612 PMAQI
12 PM23rd Oct 2025551 PMAQI
23rd Oct 2025562 PMAQI
23rd Oct 2025523 PMAQI
23rd Oct 2025504 PMAQI
23rd Oct 2025485 PMAQI
23rd Oct 2025376 PMAQI
6 PM23rd Oct 2025307 PMAQI
23rd Oct 2025398 PMAQI
23rd Oct 2025499 PMAQI
23rd Oct 20255510 PMAQI
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 10 AM
50AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
11 AM
46AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 50), while the lowest AQI was between 11 AM to 11 AM (Avg. 46).
Night time
Avg. Highest Time
3 AM - 5 AM
51AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 2 AM
49AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 5 AM (Avg. 51), while the lowest AQI was between 12 AM to 2 AM (Avg. 49).
2025 Days Vs Air Quality
Changyon, Hwangnam, North Korea
2025
26%
78
67%
198
6%
19
Total number of days with different AQI categories in last 296 days in 2025 (69 days remaining)
Good
78 DaysModerate
198 DaysPoor
19 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 26%
Health Risk Level:
Very high
In 2025, 26% of 296 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
Changyon, Hwangnam, North 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
94AQI
94AQI
2nd January 2025
60AQI
60AQI
3rd January 2025
75AQI
75AQI
4th January 2025
89AQI
89AQI
5th January 2025
134AQI
134AQI
6th January 2025
103AQI
103AQI
7th January 2025
95AQI
95AQI
8th January 2025
62AQI
62AQI
9th January 2025
56AQI
56AQI
10th January 2025
53AQI
53AQI
11th January 2025
65AQI
65AQI
12th January 2025
70AQI
70AQI
13th January 2025
108AQI
108AQI
14th January 2025
95AQI
95AQI
15th January 2025
64AQI
64AQI
16th January 2025
75AQI
75AQI
17th January 2025
62AQI
62AQI
18th January 2025
74AQI
74AQI
19th January 2025
124AQI
124AQI
20th January 2025
112AQI
112AQI
21st January 2025
108AQI
108AQI
22nd January 2025
89AQI
89AQI
23rd January 2025
77AQI
77AQI
24th January 2025
76AQI
76AQI
25th January 2025
79AQI
79AQI
26th January 2025
67AQI
67AQI
27th January 2025
74AQI
74AQI
28th January 2025
66AQI
66AQI
29th January 2025
70AQI
70AQI
30th January 2025
63AQI
63AQI
31st January 2025
71AQI
71AQI
1st February 2025
68AQI
68AQI
2nd February 2025
94AQI
94AQI
3rd February 2025
55AQI
55AQI
4th February 2025
58AQI
58AQI
5th February 2025
48AQI
48AQI
6th February 2025
57AQI
57AQI
7th February 2025
48AQI
48AQI
8th February 2025
50AQI
50AQI
9th February 2025
51AQI
51AQI
10th February 2025
66AQI
66AQI
11th February 2025
68AQI
68AQI
12th February 2025
63AQI
63AQI
13th February 2025
74AQI
74AQI
14th February 2025
95AQI
95AQI
15th February 2025
85AQI
85AQI
16th February 2025
105AQI
105AQI
17th February 2025
56AQI
56AQI
18th February 2025
61AQI
61AQI
19th February 2025
52AQI
52AQI
20th February 2025
54AQI
54AQI
21st February 2025
56AQI
56AQI
22nd February 2025
56AQI
56AQI
23rd February 2025
55AQI
55AQI
24th February 2025
61AQI
61AQI
25th February 2025
85AQI
85AQI
26th February 2025
71AQI
71AQI
27th February 2025
117AQI
117AQI
28th February 2025
83AQI
83AQI
1st March 2025
100AQI
100AQI
2nd March 2025
102AQI
102AQI
3rd March 2025
66AQI
66AQI
4th March 2025
62AQI
62AQI
5th March 2025
52AQI
52AQI
6th March 2025
85AQI
85AQI
7th March 2025
70AQI
70AQI
8th March 2025
91AQI
91AQI
9th March 2025
104AQI
104AQI
10th March 2025
107AQI
107AQI
11th March 2025
93AQI
93AQI
12th March 2025
101AQI
101AQI
13th March 2025
72AQI
72AQI
14th March 2025
68AQI
68AQI
15th March 2025
68AQI
68AQI
16th March 2025
68AQI
68AQI
17th March 2025
68AQI
68AQI
18th March 2025
84AQI
84AQI
19th March 2025
76AQI
76AQI
20th March 2025
105AQI
105AQI
21st March 2025
101AQI
101AQI
22nd March 2025
108AQI
108AQI
23rd March 2025
130AQI
130AQI
24th March 2025
126AQI
126AQI
25th March 2025
115AQI
115AQI
26th March 2025
109AQI
109AQI
27th March 2025
90AQI
90AQI
28th March 2025
65AQI
65AQI
29th March 2025
49AQI
49AQI
30th March 2025
55AQI
55AQI
31st March 2025
72AQI
72AQI
1st April 2025
74AQI
74AQI
2nd April 2025
75AQI
75AQI
3rd April 2025
86AQI
86AQI
4th April 2025
81AQI
81AQI
5th April 2025
63AQI
63AQI
6th April 2025
72AQI
72AQI
7th April 2025
80AQI
80AQI
8th April 2025
74AQI
74AQI
9th April 2025
75AQI
75AQI
10th April 2025
80AQI
80AQI
11th April 2025
73AQI
73AQI
12th April 2025
68AQI
68AQI
13th April 2025
50AQI
50AQI
14th April 2025
42AQI
42AQI
15th April 2025
59AQI
59AQI
16th April 2025
65AQI
65AQI
17th April 2025
70AQI
70AQI
18th April 2025
68AQI
68AQI
19th April 2025
55AQI
55AQI
20th April 2025
61AQI
61AQI
21st April 2025
53AQI
53AQI
22nd April 2025
47AQI
47AQI
23rd April 2025
56AQI
56AQI
24th April 2025
62AQI
62AQI
25th April 2025
53AQI
53AQI
26th April 2025
65AQI
65AQI
27th April 2025
71AQI
71AQI
28th April 2025
66AQI
66AQI
29th April 2025
68AQI
68AQI
30th April 2025
63AQI
63AQI
1st May 2025
62AQI
62AQI
2nd May 2025
53AQI
53AQI
3rd May 2025
50AQI
50AQI
4th May 2025
52AQI
52AQI
5th May 2025
54AQI
54AQI
6th May 2025
51AQI
51AQI
7th May 2025
62AQI
62AQI
8th May 2025
55AQI
55AQI
9th May 2025
58AQI
58AQI
10th May 2025
60AQI
60AQI
11th May 2025
73AQI
73AQI
12th May 2025
83AQI
83AQI
13th May 2025
77AQI
77AQI
14th May 2025
71AQI
71AQI
15th May 2025
65AQI
65AQI
16th May 2025
54AQI
54AQI
17th May 2025
49AQI
49AQI
18th May 2025
61AQI
61AQI
19th May 2025
60AQI
60AQI
20th May 2025
61AQI
61AQI
21st May 2025
47AQI
47AQI
22nd May 2025
79AQI
79AQI
23rd May 2025
65AQI
65AQI
24th May 2025
70AQI
70AQI
25th May 2025
69AQI
69AQI
26th May 2025
74AQI
74AQI
27th May 2025
78AQI
78AQI
28th May 2025
70AQI
70AQI
29th May 2025
69AQI
69AQI
30th May 2025
74AQI
74AQI
31st May 2025
75AQI
75AQI
1st June 2025
73AQI
73AQI
2nd June 2025
71AQI
71AQI
3rd June 2025
60AQI
60AQI
4th June 2025
52AQI
52AQI
5th June 2025
52AQI
52AQI
6th June 2025
59AQI
59AQI
7th June 2025
55AQI
55AQI
8th June 2025
55AQI
55AQI
9th June 2025
52AQI
52AQI
10th June 2025
53AQI
53AQI
11th June 2025
56AQI
56AQI
12th June 2025
52AQI
52AQI
13th June 2025
51AQI
51AQI
14th June 2025
54AQI
54AQI
15th June 2025
44AQI
44AQI
16th June 2025
55AQI
55AQI
17th June 2025
58AQI
58AQI
18th June 2025
58AQI
58AQI
19th June 2025
54AQI
54AQI
20th June 2025
48AQI
48AQI
21st June 2025
53AQI
53AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
54AQI
54AQI
24th June 2025
60AQI
60AQI
25th June 2025
53AQI
53AQI
26th June 2025
51AQI
51AQI
27th June 2025
58AQI
58AQI
28th June 2025
59AQI
59AQI
29th June 2025
48AQI
48AQI
30th June 2025
44AQI
44AQI
1st July 2025
42AQI
42AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
42AQI
42AQI
4th July 2025
51AQI
51AQI
5th July 2025
52AQI
52AQI
6th July 2025
53AQI
53AQI
7th July 2025
53AQI
53AQI
8th July 2025
59AQI
59AQI
9th July 2025
62AQI
62AQI
10th July 2025
59AQI
59AQI
11th July 2025
57AQI
57AQI
12th July 2025
55AQI
55AQI
13th July 2025
55AQI
55AQI
14th July 2025
52AQI
52AQI
15th July 2025
43AQI
43AQI
16th July 2025
47AQI
47AQI
17th July 2025
45AQI
45AQI
18th July 2025
43AQI
43AQI
19th July 2025
40AQI
40AQI
20th July 2025
42AQI
42AQI
21st July 2025
39AQI
39AQI
22nd July 2025
38AQI
38AQI
23rd July 2025
34AQI
34AQI
24th July 2025
42AQI
42AQI
25th July 2025
51AQI
51AQI
26th July 2025
50AQI
50AQI
27th July 2025
53AQI
53AQI
28th July 2025
51AQI
51AQI
29th July 2025
51AQI
51AQI
30th July 2025
50AQI
50AQI
31st July 2025
54AQI
54AQI
1st August 2025
58AQI
58AQI
2nd August 2025
59AQI
59AQI
3rd August 2025
57AQI
57AQI
4th August 2025
45AQI
45AQI
5th August 2025
47AQI
47AQI
6th August 2025
42AQI
42AQI
7th August 2025
44AQI
44AQI
8th August 2025
52AQI
52AQI
9th August 2025
46AQI
46AQI
10th August 2025
48AQI
48AQI
11th August 2025
54AQI
54AQI
12th August 2025
52AQI
52AQI
13th August 2025
42AQI
42AQI
14th August 2025
42AQI
42AQI
15th August 2025
43AQI
43AQI
16th August 2025
39AQI
39AQI
17th August 2025
48AQI
48AQI
18th August 2025
54AQI
54AQI
19th August 2025
46AQI
46AQI
20th August 2025
46AQI
46AQI
21st August 2025
40AQI
40AQI
22nd August 2025
42AQI
42AQI
23rd August 2025
50AQI
50AQI
24th August 2025
48AQI
48AQI
25th August 2025
49AQI
49AQI
26th August 2025
45AQI
45AQI
27th August 2025
46AQI
46AQI
28th August 2025
44AQI
44AQI
29th August 2025
46AQI
46AQI
30th August 2025
44AQI
44AQI
31st August 2025
44AQI
44AQI
1st September 2025
46AQI
46AQI
2nd September 2025
63AQI
63AQI
3rd September 2025
63AQI
63AQI
4th September 2025
56AQI
56AQI
5th September 2025
53AQI
53AQI
6th September 2025
47AQI
47AQI
7th September 2025
55AQI
55AQI
8th September 2025
53AQI
53AQI
9th September 2025
58AQI
58AQI
10th September 2025
54AQI
54AQI
11th September 2025
61AQI
61AQI
12th September 2025
57AQI
57AQI
13th September 2025
54AQI
54AQI
14th September 2025
54AQI
54AQI
15th September 2025
47AQI
47AQI
16th September 2025
49AQI
49AQI
17th September 2025
40AQI
40AQI
18th September 2025
40AQI
40AQI
19th September 2025
46AQI
46AQI
20th September 2025
45AQI
45AQI
21st September 2025
44AQI
44AQI
22nd September 2025
48AQI
48AQI
23rd September 2025
44AQI
44AQI
24th September 2025
42AQI
42AQI
25th September 2025
51AQI
51AQI
26th September 2025
63AQI
63AQI
27th September 2025
64AQI
64AQI
28th September 2025
44AQI
44AQI
29th September 2025
55AQI
55AQI
30th September 2025
60AQI
60AQI
1st October 2025
60AQI
60AQI
2nd October 2025
46AQI
46AQI
3rd October 2025
59AQI
59AQI
4th October 2025
55AQI
55AQI
5th October 2025
50AQI
50AQI
6th October 2025
36AQI
36AQI
7th October 2025
26AQI
26AQI
8th October 2025
54AQI
54AQI
9th October 2025
54AQI
54AQI
10th October 2025
42AQI
42AQI
11th October 2025
45AQI
45AQI
12th October 2025
46AQI
46AQI
13th October 2025
25AQI
25AQI
14th October 2025
33AQI
33AQI
15th October 2025
49AQI
49AQI
16th October 2025
46AQI
46AQI
17th October 2025
53AQI
53AQI
18th October 2025
51AQI
51AQI
19th October 2025
60AQI
60AQI
20th October 2025
55AQI
55AQI
21st October 2025
54AQI
54AQI
22nd October 2025
43AQI
43AQI
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
81AQI
68AQI
86AQI
66AQI
64AQI
55AQI
49AQI
47AQI
52AQI
47AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202562AQI
25
6
3
23
2
1
19
11
3
27
3
28
4
26
15
16
24
7
13
17
12
10
78
198
19
Highest AQI recorded in
March86AQI
Lowest AQI recorded in
August47AQI
202462AQI
11
15
5
4
21
4
4
23
4
4
21
4
1
9
22
11
19
20
11
20
11
26
4
9
19
3
3
26
1
29
2
121
221
23
1
Highest AQI recorded in
April76AQI
Lowest AQI recorded in
September42AQI
202362AQI
12
15
3
1
6
17
4
1
6
20
5
1
24
4
1
6
22
3
11
17
18
13
14
17
13
16
1
10
20
1
20
8
1
15
11
5
132
200
27
3
Highest AQI recorded in
April79AQI
Lowest AQI recorded in
November50AQI
202260AQI
17
11
2
9
8
4
1
8
22
1
4
22
2
1
6
24
1
21
9
7
4
1
3
3
15
14
2
11
15
4
17
12
2
119
144
18
2
Highest AQI recorded in
April74AQI
Lowest AQI recorded in
August38AQI
202167AQI
11
17
3
6
17
5
22
3
5
1
3
25
2
4
23
3
1
10
19
1
10
21
14
15
21
9
10
20
1
11
15
2
2
18
7
5
1
118
210
25
8
1
1
Highest AQI recorded in
March100AQI
Lowest AQI recorded in
September48AQI
202059AQI
6
7
3
16
2
8
10
5
24
1
16
15
20
10
15
14
1
17
11
3
16
9
2
11
14
3
3
117
130
11
3
1
Highest AQI recorded in
April72AQI
Lowest AQI recorded in
August47AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
67AQILeast Polluted Year Recorded
2020(Avg.)
59AQIChangyon's annual 2025 AQI (62) shows an average percentage change of 0.05% (worsened AQI) compared to previous years: 2020 (59), 2021 (67), 2022 (60), 2023 (62), 2024 (62).
