Hosu 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
Hosu Dong, Ansan, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 33 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
Hosu Dong, Ansan, Gyeonggi, South Korea
5 AM16th Aug 2026
7 PM
4 AM17th Aug 2026
53AQI
14AQI
36AQI
8AQI
In the last 24 hours,
Hosu Dong's AQI reached its highest point of 53 at 5 AM during the Day, while the lowest point, 8, was recorded at 4 AM during the Night between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Hosu Dong, Ansan, Gyeonggi, South Korea
23°C22/23°C
24°C23/26°C
24°C24/26°C
25°C23/27°C
25°C24/27°C
27°C24/30°C
27°C24/30°C
27°C24/30°C
27°C24/31°C
27°C24/30°C
26°C24/30°C
26°C23/30°C
27°C24/31°C
28°C25/31°C
28°C25/32°C
30°C26/34°C
31°C27/35°C
30°C27/34°C
31°C28/35°C
32°C28/36°C
30°C24/34°C
26°C22/32°C
27°C23/31°C
27°C23/33°C
25°C20/31°C
26°C22/31°C
26°C23/30°C
25°C24/26°C
24°C22/26°C
12°C12/12°C
44AQI
33AQI
43AQI
37AQI
2026 Days Vs Air Quality
Hosu Dong, Ansan, Gyeonggi, South Korea
55%
124
37%
83
8%
18
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 55%
Health Risk Level:
Considerable
In 2026, 55% of 229 days were within WHO’s safe air quality limits, and 45% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Hosu Dong, Ansan, Gyeonggi, South Korea
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI (US)
41AQI (US)
57AQI (US)
75AQI (US)
52AQI (US)
57AQI (US)
54AQI (US)
25AQI (US)
40AQI (US)
56AQI (US)
30AQI (US)
40AQI (US)
39AQI (US)
31AQI (US)
80AQI (US)
110AQI (US)
120AQI (US)
86AQI (US)
60AQI (US)
37AQI (US)
37AQI (US)
25AQI (US)
51AQI (US)
49AQI (US)
33AQI (US)
51AQI (US)
61AQI (US)
33AQI (US)
47AQI (US)
61AQI (US)
61AQI (US)
62AQI (US)
71AQI (US)
54AQI (US)
108AQI (US)
126AQI (US)
60AQI (US)
34AQI (US)
50AQI (US)
44AQI (US)
85AQI (US)
101AQI (US)
112AQI (US)
127AQI (US)
141AQI (US)
108AQI (US)
49AQI (US)
48AQI (US)
44AQI (US)
40AQI (US)
76AQI (US)
92AQI (US)
47AQI (US)
26AQI (US)
32AQI (US)
52AQI (US)
40AQI (US)
23AQI (US)
39AQI (US)
33AQI (US)
13AQI (US)
17AQI (US)
67AQI (US)
97AQI (US)
71AQI (US)
51AQI (US)
56AQI (US)
91AQI (US)
91AQI (US)
85AQI (US)
106AQI (US)
42AQI (US)
53AQI (US)
81AQI (US)
131AQI (US)
141AQI (US)
107AQI (US)
43AQI (US)
47AQI (US)
86AQI (US)
81AQI (US)
114AQI (US)
101AQI (US)
93AQI (US)
82AQI (US)
114AQI (US)
76AQI (US)
84AQI (US)
81AQI (US)
57AQI (US)
71AQI (US)
92AQI (US)
118AQI (US)
46AQI (US)
71AQI (US)
47AQI (US)
25AQI (US)
46AQI (US)
39AQI (US)
35AQI (US)
66AQI (US)
67AQI (US)
63AQI (US)
76AQI (US)
119AQI (US)
51AQI (US)
40AQI (US)
60AQI (US)
56AQI (US)
65AQI (US)
47AQI (US)
38AQI (US)
57AQI (US)
52AQI (US)
38AQI (US)
31AQI (US)
46AQI (US)
40AQI (US)
41AQI (US)
89AQI (US)
37AQI (US)
23AQI (US)
41AQI (US)
31AQI (US)
39AQI (US)
33AQI (US)
26AQI (US)
28AQI (US)
35AQI (US)
44AQI (US)
58AQI (US)
64AQI (US)
77AQI (US)
65AQI (US)
56AQI (US)
53AQI (US)
63AQI (US)
66AQI (US)
76AQI (US)
72AQI (US)
69AQI (US)
65AQI (US)
47AQI (US)
23AQI (US)
22AQI (US)
53AQI (US)
52AQI (US)
44AQI (US)
44AQI (US)
56AQI (US)
67AQI (US)
66AQI (US)
20AQI (US)
27AQI (US)
23AQI (US)
24AQI (US)
26AQI (US)
42AQI (US)
41AQI (US)
38AQI (US)
34AQI (US)
38AQI (US)
43AQI (US)
64AQI (US)
59AQI (US)
42AQI (US)
55AQI (US)
18AQI (US)
14AQI (US)
22AQI (US)
36AQI (US)
12AQI (US)
25AQI (US)
34AQI (US)
48AQI (US)
35AQI (US)
35AQI (US)
36AQI (US)
47AQI (US)
43AQI (US)
27AQI (US)
42AQI (US)
27AQI (US)
35AQI (US)
35AQI (US)
24AQI (US)
21AQI (US)
29AQI (US)
31AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
36AQI (US)
57AQI (US)
72AQI (US)
50AQI (US)
29AQI (US)
25AQI (US)
32AQI (US)
39AQI (US)
54AQI (US)
48AQI (US)
28AQI (US)
28AQI (US)
30AQI (US)
42AQI (US)
24AQI (US)
24AQI (US)
35AQI (US)
78AQI (US)
42AQI (US)
51AQI (US)
69AQI (US)
60AQI (US)
67AQI (US)
86AQI (US)
33AQI (US)
11AQI (US)
22AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
28AQI (US)
48AQI (US)
33AQI (US)
52AQI (US)
68AQI (US)
77AQI (US)
57AQI (US)
50AQI (US)
37AQI (US)
36AQI (US)
44AQI (US)
No. of days
202653AQI (US)
Highest AQI (US) recorded in
March77AQI (US)
Lowest AQI (US) recorded in
July36AQI (US)
202559AQI (US)
Highest AQI (US) recorded in
March81AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202457AQI (US)
Highest AQI (US) recorded in
January69AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202360AQI (US)
Highest AQI (US) recorded in
February84AQI (US)
Lowest AQI (US) recorded in
September43AQI (US)
202259AQI (US)
Highest AQI (US) recorded in
February81AQI (US)
Lowest AQI (US) recorded in
August32AQI (US)
202163AQI (US)
Highest AQI (US) recorded in
March90AQI (US)
Lowest AQI (US) recorded in
September34AQI (US)
202057AQI (US)
Highest AQI (US) recorded in
December74AQI (US)
Lowest AQI (US) recorded in
September42AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Hosu Dong's annual 2026 AQI (US) (53) shows an average percentage change of -10.3% (improved AQI (US)) compared to previous years: 2020 (57), 2021 (63), 2022 (59), 2023 (60), 2024 (57), 2025 (59).