Yeongcheon Dong, 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
Yeongcheon Dong, Chechon, Chungbuk, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (22nd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 28 of Good air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
Yeongcheon Dong, Chechon, Chungbuk, South Korea
6 AM22nd Sep 2025
6 PM
5 AM23rd Sep 2025
33AQI
17AQI
33AQI
26AQI
In the last 24 hours,
Yeongcheon Dong's AQI reached its highest point of 33 at 11 AM during the Day, while the lowest point, 17, was recorded at 2 PM during the Day between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Yeongcheon Dong, Chechon, Chungbuk, South Korea
26°C20/33°C
25°C20/32°C
23°C19/27°C
23°C17/31°C
23°C17/31°C
23°C19/29°C
24°C19/30°C
23°C18/30°C
23°C18/29°C
22°C19/29°C
22°C15/31°C
19°C16/23°C
22°C16/31°C
22°C17/27°C
22°C19/29°C
21°C14/30°C
20°C17/24°C
19°C14/28°C
18°C11/28°C
18°C13/25°C
18°C16/20°C
19°C15/25°C
20°C14/29°C
21°C15/29°C
19°C17/23°C
16°C14/19°C
15°C11/18°C
16°C13/20°C
16°C11/23°C
15°C9/22°C
--°C/°C
45AQI
38AQI
46AQI
40AQI
2025 Days Vs Air Quality
Yeongcheon Dong, Chechon, Chungbuk, South Korea
32%
86
63%
167
5%
12
Total number of days with different AQI categories in last 266 days in 2025 (99 days remaining)
Under WHO’s Safe Air Quality Limits: 32%
Health Risk Level:
High
In 2025, 32% of 266 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Yeongcheon Dong, Chechon, Chungbuk, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
72AQI
78AQI
56AQI
62AQI
77AQI
108AQI
66AQI
77AQI
43AQI
62AQI
66AQI
81AQI
101AQI
103AQI
64AQI
72AQI
87AQI
102AQI
94AQI
110AQI
138AQI
137AQI
124AQI
105AQI
70AQI
57AQI
66AQI
57AQI
64AQI
58AQI
90AQI
81AQI
81AQI
63AQI
55AQI
51AQI
49AQI
55AQI
52AQI
62AQI
65AQI
86AQI
88AQI
52AQI
81AQI
58AQI
108AQI
52AQI
63AQI
51AQI
56AQI
54AQI
56AQI
57AQI
59AQI
58AQI
84AQI
61AQI
72AQI
93AQI
79AQI
51AQI
46AQI
39AQI
49AQI
64AQI
68AQI
79AQI
82AQI
97AQI
88AQI
80AQI
70AQI
51AQI
59AQI
60AQI
56AQI
73AQI
78AQI
89AQI
89AQI
97AQI
97AQI
121AQI
91AQI
116AQI
86AQI
63AQI
54AQI
63AQI
65AQI
67AQI
77AQI
74AQI
74AQI
66AQI
68AQI
80AQI
71AQI
72AQI
69AQI
59AQI
53AQI
54AQI
54AQI
65AQI
64AQI
77AQI
63AQI
57AQI
48AQI
47AQI
30AQI
55AQI
65AQI
54AQI
47AQI
49AQI
61AQI
57AQI
53AQI
54AQI
49AQI
51AQI
51AQI
43AQI
53AQI
69AQI
55AQI
39AQI
61AQI
65AQI
72AQI
71AQI
62AQI
50AQI
41AQI
55AQI
59AQI
51AQI
53AQI
55AQI
63AQI
45AQI
48AQI
55AQI
62AQI
76AQI
69AQI
56AQI
60AQI
62AQI
82AQI
68AQI
51AQI
54AQI
58AQI
63AQI
62AQI
63AQI
63AQI
58AQI
59AQI
62AQI
52AQI
56AQI
54AQI
60AQI
64AQI
65AQI
53AQI
42AQI
45AQI
59AQI
51AQI
42AQI
47AQI
56AQI
61AQI
52AQI
42AQI
42AQI
39AQI
50AQI
53AQI
49AQI
53AQI
60AQI
66AQI
56AQI
49AQI
46AQI
47AQI
52AQI
42AQI
35AQI
51AQI
40AQI
44AQI
32AQI
36AQI
42AQI
33AQI
42AQI
50AQI
54AQI
42AQI
37AQI
46AQI
51AQI
49AQI
48AQI
55AQI
59AQI
61AQI
54AQI
52AQI
44AQI
50AQI
53AQI
56AQI
49AQI
54AQI
46AQI
43AQI
45AQI
50AQI
48AQI
45AQI
52AQI
49AQI
46AQI
48AQI
50AQI
50AQI
52AQI
51AQI
45AQI
46AQI
50AQI
47AQI
47AQI
49AQI
40AQI
47AQI
46AQI
34AQI
39AQI
40AQI
42AQI
47AQI
50AQI
49AQI
49AQI
46AQI
48AQI
47AQI
50AQI
47AQI
38AQI
31AQI
34AQI
27AQI
25AQI
28AQI
82AQI
65AQI
75AQI
61AQI
56AQI
57AQI
46AQI
50AQI
41AQI
No. of days
202560AQI
Highest AQI recorded in
January82AQI
Lowest AQI recorded in
September41AQI
202458AQI
Highest AQI recorded in
January80AQI
Lowest AQI recorded in
September37AQI
202368AQI
Highest AQI recorded in
February96AQI
Lowest AQI recorded in
September48AQI
202265AQI
Highest AQI recorded in
January91AQI
Lowest AQI recorded in
August25AQI
202163AQI
Highest AQI recorded in
November82AQI
Lowest AQI recorded in
July40AQI
202057AQI
Highest AQI recorded in
December83AQI
Lowest AQI recorded in
August14AQI
Most & Least Polluted Years Over the Last 6 Years
Yeongcheon Dong's annual 2025 AQI (60) shows an average percentage change of -3.4% (improved AQI) compared to previous years: 2020 (57), 2021 (63), 2022 (65), 2023 (68), 2024 (58).