Bugs Dong, Ansan, 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
Bugs Dong, Ansan, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 48 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Bugs Dong, Ansan, Gyeonggi, South Korea
5 AM20th Aug 2025
7 PM
4 AM21st Aug 2025
56AQI
38AQI
50AQI
46AQI
In the last 24 hours,
Bugs Dong's AQI reached its highest point of 56 at 4 PM during the Day, while the lowest point, 38, was recorded at 9 AM during the Day between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bugs Dong, Ansan, Gyeonggi, South Korea
28°C25/32°C
28°C25/32°C
28°C25/32°C
30°C26/35°C
31°C28/35°C
31°C28/35°C
30°C28/35°C
31°C27/36°C
31°C28/36°C
30°C27/34°C
30°C27/34°C
30°C27/34°C
28°C25/31°C
26°C23/32°C
27°C24/31°C
26°C23/29°C
26°C23/30°C
27°C24/31°C
25°C22/25°C
27°C23/31°C
26°C23/29°C
26°C22/31°C
25°C23/25°C
25°C23/27°C
26°C22/29°C
27°C24/31°C
27°C24/32°C
27°C24/31°C
27°C24/30°C
27°C24/31°C
--°C/°C
58AQI
53AQI
55AQI
53AQI
2025 Days Vs Air Quality
Bugs Dong, Ansan, Gyeonggi, South Korea
22%
50
72%
167
6%
15
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 22%
Health Risk Level:
Very high
In 2025, 22% of 233 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
Bugs Dong, Ansan, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
71AQI
54AQI
57AQI
58AQI
63AQI
92AQI
52AQI
64AQI
42AQI
48AQI
55AQI
74AQI
85AQI
98AQI
52AQI
75AQI
76AQI
77AQI
81AQI
131AQI
133AQI
149AQI
114AQI
107AQI
68AQI
54AQI
64AQI
55AQI
56AQI
48AQI
65AQI
77AQI
88AQI
53AQI
50AQI
41AQI
49AQI
46AQI
40AQI
45AQI
51AQI
69AQI
79AQI
50AQI
91AQI
57AQI
113AQI
50AQI
62AQI
44AQI
56AQI
52AQI
56AQI
52AQI
57AQI
54AQI
71AQI
59AQI
84AQI
99AQI
77AQI
55AQI
46AQI
35AQI
76AQI
93AQI
88AQI
96AQI
121AQI
108AQI
107AQI
98AQI
77AQI
57AQI
71AQI
65AQI
69AQI
81AQI
89AQI
101AQI
105AQI
109AQI
112AQI
125AQI
90AQI
87AQI
56AQI
46AQI
40AQI
60AQI
74AQI
84AQI
84AQI
80AQI
68AQI
63AQI
70AQI
82AQI
74AQI
84AQI
95AQI
71AQI
65AQI
50AQI
61AQI
64AQI
71AQI
84AQI
50AQI
68AQI
54AQI
46AQI
36AQI
67AQI
66AQI
57AQI
45AQI
61AQI
72AQI
60AQI
63AQI
52AQI
49AQI
49AQI
55AQI
44AQI
56AQI
64AQI
50AQI
60AQI
72AQI
75AQI
77AQI
75AQI
69AQI
58AQI
51AQI
60AQI
63AQI
39AQI
51AQI
51AQI
67AQI
52AQI
52AQI
69AQI
85AQI
93AQI
85AQI
93AQI
92AQI
93AQI
101AQI
81AQI
62AQI
62AQI
61AQI
71AQI
57AQI
66AQI
52AQI
57AQI
69AQI
81AQI
67AQI
60AQI
70AQI
68AQI
70AQI
69AQI
46AQI
62AQI
70AQI
76AQI
67AQI
50AQI
60AQI
71AQI
70AQI
51AQI
49AQI
42AQI
48AQI
60AQI
56AQI
54AQI
57AQI
78AQI
74AQI
64AQI
55AQI
50AQI
52AQI
67AQI
57AQI
46AQI
53AQI
37AQI
44AQI
34AQI
39AQI
45AQI
43AQI
50AQI
52AQI
69AQI
57AQI
52AQI
71AQI
73AQI
73AQI
67AQI
59AQI
62AQI
62AQI
50AQI
51AQI
48AQI
50AQI
60AQI
61AQI
57AQI
60AQI
52AQI
41AQI
44AQI
42AQI
41AQI
42AQI
52AQI
46AQI
48AQI
75AQI
61AQI
82AQI
67AQI
64AQI
66AQI
55AQI
51AQI
No. of days
202566AQI
Highest AQI recorded in
March82AQI
Lowest AQI recorded in
August51AQI
202455AQI
Highest AQI recorded in
January71AQI
Lowest AQI recorded in
July39AQI
202359AQI
Highest AQI recorded in
February86AQI
Lowest AQI recorded in
September41AQI
202260AQI
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
June37AQI
202162AQI
Highest AQI recorded in
March97AQI
Lowest AQI recorded in
September29AQI
202055AQI
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
September36AQI
Most & Least Polluted Years Over the Last 6 Years
Bugs Dong's annual 2025 AQI (66) shows an average percentage change of 12.7% (worsened AQI) compared to previous years: 2020 (55), 2021 (62), 2022 (60), 2023 (59), 2024 (55).