Danseong Myeon, Chechon, Chungbuk, South Korea Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Danseong Myeon, Chechon, Chungbuk, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 29 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: 21st Sep - 22nd Sep 2025
Danseong Myeon, Chechon, Chungbuk, South Korea
6 AM21st Sep 2025
6 PM
5 AM22nd Sep 2025
AQI
AQI
38AQI
14AQI
In the last 24 hours,
Danseong Myeon's AQI reached its highest point of 38 at 12 PM during the Night, while the lowest point, 14, was recorded at 7 PM during the Night between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Danseong Myeon, Chechon, Chungbuk, South Korea
26°C19/33°C
26°C20/32°C
25°C20/32°C
24°C20/27°C
24°C17/32°C
24°C17/32°C
24°C19/29°C
24°C20/31°C
24°C19/31°C
24°C19/32°C
24°C20/29°C
24°C18/31°C
20°C17/23°C
23°C16/31°C
23°C18/29°C
22°C20/30°C
21°C14/31°C
19°C17/23°C
20°C15/27°C
19°C11/30°C
19°C14/26°C
19°C17/22°C
20°C16/26°C
21°C15/29°C
21°C16/29°C
21°C18/23°C
16°C14/19°C
15°C12/18°C
16°C14/20°C
--°C/°C
--°C/°C
45AQI
39AQI
45AQI
40AQI
2025 Days Vs Air Quality
Danseong Myeon, Chechon, Chungbuk, South Korea
28%
74
70%
183
2%
6
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 28%
Health Risk Level:
Very high
In 2025, 28% of 264 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
Danseong Myeon, Chechon, Chungbuk, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
69AQI
73AQI
59AQI
61AQI
69AQI
98AQI
65AQI
72AQI
44AQI
63AQI
63AQI
80AQI
90AQI
98AQI
63AQI
69AQI
86AQI
95AQI
83AQI
99AQI
130AQI
133AQI
110AQI
99AQI
70AQI
60AQI
64AQI
57AQI
62AQI
61AQI
81AQI
79AQI
78AQI
63AQI
55AQI
58AQI
58AQI
61AQI
59AQI
62AQI
65AQI
75AQI
81AQI
58AQI
87AQI
59AQI
104AQI
56AQI
69AQI
52AQI
58AQI
55AQI
58AQI
59AQI
59AQI
58AQI
80AQI
58AQI
73AQI
75AQI
67AQI
48AQI
43AQI
42AQI
56AQI
64AQI
67AQI
79AQI
76AQI
85AQI
82AQI
76AQI
65AQI
52AQI
62AQI
62AQI
56AQI
77AQI
73AQI
83AQI
79AQI
87AQI
87AQI
108AQI
98AQI
107AQI
90AQI
60AQI
59AQI
61AQI
62AQI
63AQI
71AQI
68AQI
68AQI
64AQI
63AQI
79AQI
70AQI
76AQI
70AQI
61AQI
57AQI
56AQI
57AQI
64AQI
65AQI
76AQI
64AQI
51AQI
51AQI
46AQI
33AQI
55AQI
68AQI
55AQI
49AQI
50AQI
63AQI
56AQI
53AQI
56AQI
49AQI
48AQI
51AQI
44AQI
54AQI
66AQI
48AQI
40AQI
60AQI
63AQI
70AQI
70AQI
65AQI
56AQI
52AQI
57AQI
61AQI
60AQI
59AQI
57AQI
65AQI
47AQI
53AQI
57AQI
63AQI
76AQI
69AQI
58AQI
61AQI
65AQI
82AQI
73AQI
54AQI
57AQI
59AQI
66AQI
67AQI
69AQI
65AQI
57AQI
58AQI
63AQI
58AQI
57AQI
59AQI
64AQI
67AQI
67AQI
54AQI
40AQI
39AQI
55AQI
51AQI
46AQI
53AQI
61AQI
64AQI
56AQI
48AQI
47AQI
50AQI
60AQI
62AQI
58AQI
60AQI
70AQI
70AQI
58AQI
54AQI
48AQI
49AQI
55AQI
48AQI
41AQI
54AQI
41AQI
43AQI
33AQI
44AQI
47AQI
38AQI
49AQI
53AQI
52AQI
45AQI
41AQI
50AQI
55AQI
52AQI
52AQI
55AQI
58AQI
60AQI
50AQI
50AQI
45AQI
51AQI
56AQI
53AQI
49AQI
54AQI
42AQI
40AQI
39AQI
45AQI
42AQI
41AQI
51AQI
45AQI
45AQI
48AQI
50AQI
50AQI
52AQI
51AQI
44AQI
46AQI
50AQI
48AQI
46AQI
49AQI
39AQI
45AQI
45AQI
39AQI
33AQI
38AQI
39AQI
45AQI
47AQI
45AQI
44AQI
44AQI
41AQI
46AQI
51AQI
46AQI
36AQI
30AQI
33AQI
29AQI
78AQI
66AQI
72AQI
61AQI
58AQI
59AQI
51AQI
49AQI
41AQI
No. of days
202560AQI
Highest AQI recorded in
January78AQI
Lowest AQI recorded in
September41AQI
202459AQI
Highest AQI recorded in
January79AQI
Lowest AQI recorded in
September42AQI
202364AQI
Highest AQI recorded in
February86AQI
Lowest AQI recorded in
September42AQI
202262AQI
Highest AQI recorded in
December80AQI
Lowest AQI recorded in
August17AQI
202154AQI
Highest AQI recorded in
February67AQI
Lowest AQI recorded in
September33AQI
202049AQI
Highest AQI recorded in
December70AQI
Lowest AQI recorded in
July36AQI
Most & Least Polluted Years Over the Last 6 Years
Danseong Myeon's annual 2025 AQI (60) shows an average percentage change of 5.1% (worsened AQI) compared to previous years: 2020 (49), 2021 (54), 2022 (62), 2023 (64), 2024 (59).