Hoewon Dong, Masan, Gyeongnam, 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
Hoewon Dong, Masan, Gyeongnam, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 46 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Hoewon Dong, Masan, Gyeongnam, South Korea
5 AM10th Aug 2025
7 PM
4 AM11th Aug 2025
AQI
AQI
55AQI
13AQI
In the last 24 hours,
Hoewon Dong's AQI reached its highest point of 55 at 6 AM during the Night, while the lowest point, 13, was recorded at 10 AM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hoewon Dong, Masan, Gyeongnam, South Korea
26°C19/33°C
25°C20/31°C
23°C19/30°C
23°C19/27°C
22°C20/25°C
23°C21/27°C
25°C21/29°C
24°C22/27°C
26°C21/31°C
26°C22/30°C
27°C22/32°C
28°C23/34°C
27°C22/34°C
27°C23/31°C
27°C23/32°C
27°C23/32°C
28°C23/34°C
27°C22/33°C
27°C22/33°C
27°C22/33°C
28°C22/34°C
29°C23/35°C
27°C25/30°C
29°C26/33°C
28°C25/31°C
27°C24/31°C
28°C24/33°C
26°C22/32°C
23°C20/29°C
--°C/°C
--°C/°C
51AQI
45AQI
52AQI
46AQI
2025 Days Vs Air Quality
Hoewon Dong, Masan, Gyeongnam, South Korea
36%
80
62%
138
2%
4
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 36%
Health Risk Level:
High
In 2025, 36% of 222 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Hoewon Dong, Masan, Gyeongnam, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
50AQI
62AQI
48AQI
51AQI
60AQI
86AQI
43AQI
57AQI
37AQI
42AQI
33AQI
41AQI
60AQI
85AQI
52AQI
59AQI
68AQI
82AQI
81AQI
100AQI
117AQI
121AQI
110AQI
93AQI
66AQI
56AQI
57AQI
40AQI
42AQI
50AQI
58AQI
54AQI
61AQI
50AQI
43AQI
42AQI
39AQI
46AQI
36AQI
43AQI
43AQI
60AQI
67AQI
44AQI
63AQI
50AQI
79AQI
45AQI
50AQI
43AQI
47AQI
43AQI
50AQI
49AQI
50AQI
48AQI
80AQI
63AQI
72AQI
82AQI
79AQI
50AQI
44AQI
38AQI
43AQI
53AQI
52AQI
69AQI
62AQI
74AQI
73AQI
62AQI
59AQI
41AQI
51AQI
54AQI
57AQI
72AQI
72AQI
81AQI
83AQI
95AQI
85AQI
116AQI
83AQI
78AQI
74AQI
51AQI
47AQI
63AQI
65AQI
55AQI
61AQI
61AQI
58AQI
57AQI
56AQI
67AQI
74AQI
76AQI
78AQI
69AQI
62AQI
58AQI
43AQI
58AQI
62AQI
67AQI
47AQI
60AQI
56AQI
42AQI
47AQI
60AQI
62AQI
49AQI
54AQI
52AQI
58AQI
58AQI
48AQI
47AQI
51AQI
45AQI
46AQI
53AQI
53AQI
54AQI
41AQI
35AQI
57AQI
58AQI
71AQI
68AQI
64AQI
62AQI
57AQI
58AQI
57AQI
38AQI
39AQI
62AQI
55AQI
44AQI
42AQI
54AQI
63AQI
65AQI
65AQI
64AQI
62AQI
74AQI
79AQI
71AQI
50AQI
49AQI
59AQI
51AQI
62AQI
64AQI
67AQI
50AQI
62AQI
64AQI
43AQI
53AQI
48AQI
50AQI
63AQI
54AQI
42AQI
34AQI
21AQI
44AQI
45AQI
46AQI
59AQI
64AQI
53AQI
55AQI
45AQI
48AQI
55AQI
61AQI
61AQI
54AQI
51AQI
62AQI
66AQI
55AQI
55AQI
55AQI
56AQI
58AQI
55AQI
46AQI
54AQI
50AQI
42AQI
37AQI
47AQI
39AQI
53AQI
64AQI
60AQI
47AQI
40AQI
38AQI
44AQI
43AQI
44AQI
49AQI
53AQI
58AQI
59AQI
56AQI
52AQI
50AQI
49AQI
54AQI
51AQI
46AQI
65AQI
52AQI
66AQI
59AQI
54AQI
54AQI
51AQI
53AQI
No. of days
202557AQI
Highest AQI recorded in
March66AQI
Lowest AQI recorded in
July51AQI
202460AQI
Highest AQI recorded in
April78AQI
Lowest AQI recorded in
July46AQI
202359AQI
Highest AQI recorded in
February76AQI
Lowest AQI recorded in
July42AQI
202260AQI
Highest AQI recorded in
February75AQI
Lowest AQI recorded in
August28AQI
202160AQI
Highest AQI recorded in
March78AQI
Lowest AQI recorded in
July39AQI
202057AQI
Highest AQI recorded in
December70AQI
Lowest AQI recorded in
July41AQI
Most & Least Polluted Years Over the Last 6 Years
Hoewon Dong's annual 2025 AQI (57) shows an average percentage change of -3.3% (improved AQI) compared to previous years: 2020 (57), 2021 (60), 2022 (60), 2023 (59), 2024 (60).