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!
November Air Quality Analysis
Dongducheon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (4th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 65 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Nov - 5th Nov 2025
Dongducheon, Gyeonggi, South Korea
6 AM4th Nov 2025
5 PM
5 AM5th Nov 2025
73AQI
61AQI
71AQI
51AQI
In the last 24 hours,
Dongducheon's AQI reached its highest point of 73 at 2 PM during the Day, while the lowest point, 51, was recorded at 9 PM during the Night between 4th Nov and 5th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Dongducheon, Gyeonggi, South Korea
17°C14/18°C
16°C14/17°C
19°C14/26°C
17°C16/19°C
15°C14/15°C
16°C15/19°C
17°C15/19°C
14°C13/14°C
14°C13/16°C
17°C13/22°C
17°C14/21°C
17°C13/22°C
16°C13/18°C
13°C7/16°C
8°C4/12°C
8°C5/13°C
10°C5/15°C
13°C10/17°C
13°C9/18°C
13°C12/16°C
12°C8/15°C
6°C3/10°C
7°C2/11°C
9°C4/14°C
11°C7/16°C
13°C9/17°C
11°C9/14°C
7°C3/9°C
6°C1/10°C
8°C4/13°C
--°C/°C
51AQI
46AQI
50AQI
45AQI
2025 Days Vs Air Quality
Dongducheon, Gyeonggi, South Korea
40%
122
57%
175
4%
11
Total number of days with different AQI categories in last 309 days in 2025 (56 days remaining)
Under WHO’s Safe Air Quality Limits: 40%
Health Risk Level:
Significant
In 2025, 40% of 309 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Dongducheon, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
69AQI
55AQI
57AQI
59AQI
67AQI
95AQI
56AQI
62AQI
45AQI
55AQI
62AQI
67AQI
86AQI
94AQI
57AQI
73AQI
76AQI
73AQI
81AQI
117AQI
135AQI
127AQI
101AQI
89AQI
62AQI
49AQI
64AQI
64AQI
63AQI
52AQI
64AQI
75AQI
63AQI
55AQI
48AQI
46AQI
52AQI
55AQI
48AQI
54AQI
55AQI
76AQI
75AQI
53AQI
88AQI
58AQI
110AQI
52AQI
62AQI
50AQI
56AQI
54AQI
59AQI
58AQI
56AQI
61AQI
71AQI
60AQI
80AQI
92AQI
79AQI
56AQI
49AQI
42AQI
64AQI
85AQI
80AQI
87AQI
105AQI
91AQI
88AQI
73AQI
71AQI
52AQI
70AQI
64AQI
64AQI
75AQI
91AQI
107AQI
111AQI
119AQI
119AQI
134AQI
91AQI
100AQI
62AQI
54AQI
49AQI
55AQI
76AQI
76AQI
71AQI
75AQI
53AQI
61AQI
72AQI
70AQI
74AQI
70AQI
75AQI
72AQI
54AQI
48AQI
53AQI
64AQI
68AQI
70AQI
48AQI
50AQI
51AQI
36AQI
32AQI
58AQI
64AQI
59AQI
54AQI
60AQI
63AQI
57AQI
55AQI
49AQI
46AQI
48AQI
47AQI
39AQI
53AQI
60AQI
55AQI
47AQI
70AQI
69AQI
73AQI
71AQI
61AQI
54AQI
40AQI
55AQI
58AQI
46AQI
41AQI
52AQI
59AQI
45AQI
48AQI
60AQI
72AQI
76AQI
70AQI
64AQI
62AQI
67AQI
80AQI
64AQI
52AQI
51AQI
57AQI
65AQI
55AQI
63AQI
51AQI
52AQI
55AQI
66AQI
61AQI
60AQI
61AQI
66AQI
66AQI
66AQI
50AQI
54AQI
54AQI
57AQI
51AQI
46AQI
48AQI
55AQI
57AQI
51AQI
48AQI
44AQI
42AQI
47AQI
51AQI
50AQI
55AQI
59AQI
58AQI
55AQI
50AQI
47AQI
45AQI
56AQI
46AQI
42AQI
49AQI
39AQI
37AQI
35AQI
36AQI
37AQI
33AQI
32AQI
39AQI
47AQI
48AQI
45AQI
52AQI
50AQI
54AQI
55AQI
58AQI
61AQI
59AQI
50AQI
51AQI
43AQI
45AQI
51AQI
50AQI
46AQI
53AQI
51AQI
40AQI
42AQI
45AQI
42AQI
43AQI
51AQI
46AQI
46AQI
46AQI
46AQI
48AQI
50AQI
48AQI
44AQI
47AQI
49AQI
45AQI
45AQI
48AQI
41AQI
49AQI
52AQI
40AQI
37AQI
39AQI
42AQI
47AQI
52AQI
49AQI
52AQI
51AQI
44AQI
45AQI
45AQI
44AQI
35AQI
30AQI
31AQI
27AQI
26AQI
26AQI
29AQI
28AQI
34AQI
43AQI
35AQI
35AQI
48AQI
48AQI
62AQI
52AQI
54AQI
47AQI
50AQI
35AQI
32AQI
38AQI
50AQI
37AQI
36AQI
47AQI
31AQI
40AQI
44AQI
41AQI
47AQI
40AQI
52AQI
62AQI
56AQI
45AQI
26AQI
26AQI
44AQI
71AQI
57AQI
36AQI
57AQI
78AQI
76AQI
51AQI
43AQI
50AQI
65AQI
73AQI
62AQI
80AQI
61AQI
56AQI
58AQI
46AQI
48AQI
40AQI
47AQI
52AQI
No. of days
202557AQI
Highest AQI recorded in
March80AQI
Lowest AQI recorded in
September40AQI
202454AQI
Highest AQI recorded in
January72AQI
Lowest AQI recorded in
September33AQI
202359AQI
Highest AQI recorded in
March83AQI
Lowest AQI recorded in
August37AQI
202257AQI
Highest AQI recorded in
February76AQI
Lowest AQI recorded in
August21AQI
202159AQI
Highest AQI recorded in
March81AQI
Lowest AQI recorded in
September32AQI
202054AQI
Highest AQI recorded in
December75AQI
Lowest AQI recorded in
September38AQI
Most & Least Polluted Years Over the Last 6 Years
Dongducheon's annual 2025 AQI (57) shows an average percentage change of 1.6% (worsened AQI) compared to previous years: 2020 (54), 2021 (59), 2022 (57), 2023 (59), 2024 (54).