Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 36 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 17th Aug - 18th Aug 2026
Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea
5 AM17th Aug 2026
7 PM
4 AM18th Aug 2026
40AQI
31AQI
33AQI
31AQI
In the last 24 hours,
Cheorwon DMZ 's AQI reached its highest point of 40 at 5 AM during the Day, while the lowest point, 31, was recorded at 1 AM during the Night between 17th Aug and 18th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea
21°C20/23°C
23°C21/25°C
24°C22/27°C
24°C22/26°C
25°C21/30°C
24°C21/28°C
24°C21/28°C
25°C21/29°C
26°C23/30°C
26°C22/30°C
25°C21/31°C
26°C21/31°C
27°C24/31°C
27°C22/33°C
28°C23/33°C
27°C22/33°C
28°C23/34°C
28°C22/35°C
28°C21/34°C
24°C18/29°C
22°C16/29°C
23°C18/30°C
22°C16/31°C
21°C14/28°C
22°C17/27°C
23°C19/28°C
21°C19/24°C
22°C20/26°C
12°C12/12°C
24°C22/27°C
44AQI
41AQI
42AQI
41AQI
2026 Days Vs Air Quality
Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea
44%
100
46%
105
8%
19
0.8%
2
Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)
Under WHO’s Safe Air Quality Limits: 44%
Health Risk Level:
Significant
In 2026, 44% of 230 days were within WHO’s safe air quality limits, and 56% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Cheorwon DMZ , Dongducheon, Gyeonggi, South Korea
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
42AQI (US)
46AQI (US)
64AQI (US)
88AQI (US)
86AQI (US)
65AQI (US)
82AQI (US)
46AQI (US)
61AQI (US)
84AQI (US)
51AQI (US)
57AQI (US)
60AQI (US)
47AQI (US)
88AQI (US)
133AQI (US)
126AQI (US)
81AQI (US)
78AQI (US)
50AQI (US)
59AQI (US)
45AQI (US)
45AQI (US)
57AQI (US)
44AQI (US)
74AQI (US)
75AQI (US)
51AQI (US)
50AQI (US)
56AQI (US)
38AQI (US)
42AQI (US)
77AQI (US)
56AQI (US)
109AQI (US)
151AQI (US)
86AQI (US)
42AQI (US)
37AQI (US)
49AQI (US)
101AQI (US)
141AQI (US)
123AQI (US)
136AQI (US)
153AQI (US)
111AQI (US)
52AQI (US)
46AQI (US)
73AQI (US)
54AQI (US)
79AQI (US)
108AQI (US)
62AQI (US)
52AQI (US)
40AQI (US)
67AQI (US)
67AQI (US)
38AQI (US)
53AQI (US)
36AQI (US)
16AQI (US)
39AQI (US)
76AQI (US)
84AQI (US)
73AQI (US)
69AQI (US)
68AQI (US)
105AQI (US)
115AQI (US)
84AQI (US)
98AQI (US)
57AQI (US)
68AQI (US)
97AQI (US)
101AQI (US)
103AQI (US)
99AQI (US)
64AQI (US)
83AQI (US)
94AQI (US)
81AQI (US)
91AQI (US)
129AQI (US)
88AQI (US)
97AQI (US)
126AQI (US)
111AQI (US)
94AQI (US)
110AQI (US)
61AQI (US)
62AQI (US)
74AQI (US)
104AQI (US)
84AQI (US)
85AQI (US)
54AQI (US)
42AQI (US)
64AQI (US)
49AQI (US)
37AQI (US)
70AQI (US)
52AQI (US)
49AQI (US)
65AQI (US)
66AQI (US)
44AQI (US)
54AQI (US)
66AQI (US)
67AQI (US)
71AQI (US)
55AQI (US)
46AQI (US)
51AQI (US)
39AQI (US)
54AQI (US)
52AQI (US)
36AQI (US)
42AQI (US)
52AQI (US)
105AQI (US)
75AQI (US)
38AQI (US)
38AQI (US)
46AQI (US)
55AQI (US)
38AQI (US)
44AQI (US)
42AQI (US)
45AQI (US)
47AQI (US)
43AQI (US)
64AQI (US)
77AQI (US)
65AQI (US)
56AQI (US)
53AQI (US)
64AQI (US)
67AQI (US)
75AQI (US)
70AQI (US)
70AQI (US)
65AQI (US)
47AQI (US)
33AQI (US)
20AQI (US)
47AQI (US)
44AQI (US)
51AQI (US)
44AQI (US)
57AQI (US)
59AQI (US)
66AQI (US)
24AQI (US)
31AQI (US)
23AQI (US)
22AQI (US)
26AQI (US)
40AQI (US)
63AQI (US)
62AQI (US)
49AQI (US)
58AQI (US)
36AQI (US)
65AQI (US)
75AQI (US)
56AQI (US)
60AQI (US)
22AQI (US)
26AQI (US)
42AQI (US)
37AQI (US)
23AQI (US)
28AQI (US)
29AQI (US)
45AQI (US)
57AQI (US)
60AQI (US)
65AQI (US)
57AQI (US)
47AQI (US)
61AQI (US)
50AQI (US)
45AQI (US)
33AQI (US)
42AQI (US)
31AQI (US)
26AQI (US)
27AQI (US)
37AQI (US)
32AQI (US)
37AQI (US)
38AQI (US)
26AQI (US)
79AQI (US)
70AQI (US)
48AQI (US)
36AQI (US)
32AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
46AQI (US)
46AQI (US)
30AQI (US)
29AQI (US)
43AQI (US)
52AQI (US)
39AQI (US)
46AQI (US)
72AQI (US)
60AQI (US)
50AQI (US)
41AQI (US)
62AQI (US)
50AQI (US)
48AQI (US)
35AQI (US)
32AQI (US)
36AQI (US)
37AQI (US)
37AQI (US)
43AQI (US)
37AQI (US)
36AQI (US)
39AQI (US)
36AQI (US)
65AQI (US)
79AQI (US)
84AQI (US)
58AQI (US)
55AQI (US)
45AQI (US)
41AQI (US)
44AQI (US)
No. of days
202660AQI (US)
Highest AQI (US) recorded in
March84AQI (US)
Lowest AQI (US) recorded in
July41AQI (US)
202563AQI (US)
Highest AQI (US) recorded in
March84AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202460AQI (US)
Highest AQI (US) recorded in
January87AQI (US)
Lowest AQI (US) recorded in
September36AQI (US)
202370AQI (US)
Highest AQI (US) recorded in
February91AQI (US)
Lowest AQI (US) recorded in
August38AQI (US)
202262AQI (US)
Highest AQI (US) recorded in
January78AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202155AQI (US)
Highest AQI (US) recorded in
November77AQI (US)
Lowest AQI (US) recorded in
September36AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Cheorwon DMZ 's annual 2026 AQI (US) (60) shows an average percentage change of -2.6% (improved AQI (US)) compared to previous years: 2021 (55), 2022 (62), 2023 (70), 2024 (60), 2025 (63).