Sohadong, Gwangmyeongni, Gyeonggi, 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
Sohadong, Gwangmyeongni, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 48 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Sohadong, Gwangmyeongni, Gyeonggi, South Korea
6 AM17th Sep 2025
7 PM
5 AM18th Sep 2025
AQI
AQI
54AQI
20AQI
In the last 24 hours,
Sohadong's AQI reached its highest point of 54 at 9 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Sohadong, Gwangmyeongni, Gyeonggi, South Korea
28°C24/32°C
28°C24/32°C
29°C25/33°C
29°C25/33°C
29°C25/33°C
30°C26/34°C
29°C26/34°C
27°C24/31°C
27°C23/33°C
27°C24/32°C
27°C25/32°C
28°C24/32°C
28°C24/33°C
25°C23/28°C
26°C22/31°C
27°C22/32°C
24°C22/29°C
27°C22/33°C
27°C24/32°C
26°C23/29°C
25°C21/31°C
25°C22/28°C
25°C19/31°C
26°C20/32°C
24°C21/29°C
22°C20/26°C
24°C20/29°C
26°C21/31°C
24°C22/28°C
--°C/°C
--°C/°C
49AQI
43AQI
48AQI
48AQI
2025 Days Vs Air Quality
Sohadong, Gwangmyeongni, Gyeonggi, South Korea
24%
61
70%
181
6%
16
0.3%
1
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 24%
Health Risk Level:
Very high
In 2025, 24% of 260 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
Sohadong, Gwangmyeongni, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
75AQI
57AQI
60AQI
60AQI
70AQI
98AQI
56AQI
73AQI
44AQI
59AQI
64AQI
77AQI
94AQI
104AQI
59AQI
79AQI
82AQI
77AQI
80AQI
132AQI
134AQI
152AQI
116AQI
111AQI
67AQI
59AQI
67AQI
62AQI
63AQI
55AQI
78AQI
83AQI
88AQI
57AQI
60AQI
48AQI
57AQI
53AQI
50AQI
56AQI
59AQI
77AQI
84AQI
57AQI
96AQI
60AQI
113AQI
57AQI
67AQI
53AQI
59AQI
58AQI
62AQI
58AQI
61AQI
56AQI
77AQI
58AQI
86AQI
107AQI
85AQI
59AQI
49AQI
42AQI
78AQI
99AQI
92AQI
113AQI
125AQI
118AQI
106AQI
96AQI
80AQI
61AQI
76AQI
67AQI
75AQI
83AQI
95AQI
109AQI
115AQI
121AQI
122AQI
132AQI
93AQI
94AQI
60AQI
54AQI
48AQI
62AQI
83AQI
87AQI
88AQI
85AQI
70AQI
68AQI
75AQI
79AQI
75AQI
80AQI
92AQI
66AQI
64AQI
50AQI
60AQI
62AQI
70AQI
81AQI
51AQI
67AQI
53AQI
46AQI
44AQI
66AQI
66AQI
56AQI
45AQI
62AQI
71AQI
61AQI
62AQI
53AQI
51AQI
49AQI
52AQI
44AQI
57AQI
63AQI
55AQI
59AQI
73AQI
73AQI
77AQI
75AQI
67AQI
55AQI
49AQI
59AQI
63AQI
43AQI
49AQI
53AQI
66AQI
51AQI
55AQI
69AQI
81AQI
84AQI
83AQI
88AQI
92AQI
89AQI
99AQI
76AQI
63AQI
60AQI
61AQI
70AQI
56AQI
66AQI
51AQI
58AQI
68AQI
76AQI
62AQI
58AQI
68AQI
65AQI
68AQI
67AQI
47AQI
58AQI
63AQI
73AQI
58AQI
52AQI
53AQI
63AQI
62AQI
46AQI
45AQI
43AQI
40AQI
52AQI
52AQI
49AQI
52AQI
69AQI
69AQI
57AQI
52AQI
49AQI
48AQI
63AQI
53AQI
41AQI
51AQI
37AQI
42AQI
36AQI
37AQI
38AQI
36AQI
40AQI
51AQI
62AQI
52AQI
48AQI
66AQI
69AQI
66AQI
65AQI
60AQI
62AQI
62AQI
52AQI
51AQI
49AQI
49AQI
55AQI
52AQI
53AQI
58AQI
53AQI
43AQI
44AQI
42AQI
40AQI
42AQI
52AQI
48AQI
49AQI
49AQI
49AQI
51AQI
54AQI
51AQI
45AQI
50AQI
52AQI
47AQI
45AQI
49AQI
42AQI
48AQI
52AQI
39AQI
38AQI
40AQI
41AQI
48AQI
53AQI
50AQI
51AQI
50AQI
42AQI
44AQI
48AQI
48AQI
79AQI
66AQI
88AQI
67AQI
63AQI
63AQI
51AQI
50AQI
46AQI
No. of days
202565AQI
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
September46AQI
202464AQI
Highest AQI recorded in
January79AQI
Lowest AQI recorded in
September44AQI
202368AQI
Highest AQI recorded in
March99AQI
Lowest AQI recorded in
September52AQI
202272AQI
Highest AQI recorded in
February92AQI
Lowest AQI recorded in
August31AQI
202169AQI
Highest AQI recorded in
March102AQI
Lowest AQI recorded in
September40AQI
202063AQI
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
September46AQI
Most & Least Polluted Years Over the Last 6 Years
Sohadong's annual 2025 AQI (65) shows an average percentage change of -3.2% (improved AQI) compared to previous years: 2020 (63), 2021 (69), 2022 (72), 2023 (68), 2024 (64).