Yulha Dong, Gyeongsan, Gyeongbuk, 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
Yulha Dong, Gyeongsan, Gyeongbuk, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (21st September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 29 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
Yulha Dong, Gyeongsan, Gyeongbuk, South Korea
6 AM22nd Sep 2025
6 PM
5 AM23rd Sep 2025
AQI
AQI
32AQI
16AQI
In the last 24 hours,
Yulha Dong's AQI reached its highest point of 32 at 6 AM during the Night, while the lowest point, 16, was recorded at 11 AM during the Night between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Yulha Dong, Gyeongsan, Gyeongbuk, South Korea
29°C25/35°C
29°C25/35°C
27°C23/33°C
27°C22/34°C
27°C22/33°C
28°C23/35°C
29°C22/36°C
27°C23/33°C
27°C23/33°C
26°C23/32°C
25°C21/31°C
25°C21/30°C
26°C22/32°C
27°C22/33°C
26°C23/28°C
24°C20/31°C
20°C19/22°C
21°C18/26°C
22°C17/28°C
22°C20/24°C
23°C20/28°C
24°C21/29°C
25°C21/31°C
26°C22/32°C
25°C22/30°C
21°C18/22°C
20°C18/22°C
20°C18/24°C
19°C16/23°C
--°C/°C
--°C/°C
44AQI
38AQI
44AQI
39AQI
2025 Days Vs Air Quality
Yulha Dong, Gyeongsan, Gyeongbuk, South Korea
39%
103
59%
156
2%
5
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Under WHO’s Safe Air Quality Limits: 39%
Health Risk Level:
High
In 2025, 39% of 265 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
Yulha Dong, Gyeongsan, Gyeongbuk, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
62AQI
66AQI
52AQI
51AQI
67AQI
89AQI
54AQI
62AQI
41AQI
50AQI
55AQI
71AQI
81AQI
88AQI
56AQI
67AQI
77AQI
81AQI
77AQI
111AQI
125AQI
138AQI
112AQI
99AQI
67AQI
56AQI
62AQI
45AQI
51AQI
56AQI
71AQI
69AQI
70AQI
58AQI
48AQI
44AQI
44AQI
50AQI
40AQI
45AQI
50AQI
68AQI
78AQI
51AQI
75AQI
57AQI
88AQI
48AQI
53AQI
43AQI
49AQI
48AQI
53AQI
52AQI
53AQI
53AQI
76AQI
74AQI
65AQI
83AQI
84AQI
53AQI
49AQI
41AQI
41AQI
53AQI
54AQI
71AQI
74AQI
83AQI
79AQI
66AQI
61AQI
46AQI
54AQI
59AQI
60AQI
78AQI
75AQI
76AQI
74AQI
80AQI
86AQI
110AQI
76AQI
85AQI
77AQI
57AQI
49AQI
64AQI
65AQI
60AQI
59AQI
66AQI
59AQI
60AQI
57AQI
65AQI
69AQI
72AQI
67AQI
61AQI
58AQI
50AQI
48AQI
62AQI
55AQI
72AQI
46AQI
50AQI
49AQI
47AQI
34AQI
61AQI
55AQI
52AQI
49AQI
54AQI
56AQI
66AQI
45AQI
45AQI
47AQI
43AQI
47AQI
46AQI
53AQI
57AQI
41AQI
32AQI
52AQI
57AQI
71AQI
69AQI
56AQI
50AQI
45AQI
52AQI
57AQI
52AQI
45AQI
53AQI
57AQI
40AQI
42AQI
56AQI
62AQI
76AQI
63AQI
53AQI
53AQI
62AQI
73AQI
62AQI
46AQI
42AQI
61AQI
58AQI
63AQI
61AQI
59AQI
45AQI
55AQI
61AQI
45AQI
51AQI
43AQI
55AQI
61AQI
63AQI
48AQI
44AQI
33AQI
42AQI
46AQI
45AQI
53AQI
57AQI
66AQI
59AQI
53AQI
53AQI
51AQI
57AQI
56AQI
55AQI
52AQI
58AQI
57AQI
52AQI
51AQI
52AQI
53AQI
56AQI
51AQI
47AQI
53AQI
49AQI
45AQI
38AQI
45AQI
42AQI
44AQI
54AQI
61AQI
50AQI
47AQI
43AQI
44AQI
50AQI
51AQI
52AQI
53AQI
59AQI
63AQI
54AQI
51AQI
49AQI
48AQI
53AQI
58AQI
47AQI
52AQI
44AQI
39AQI
40AQI
39AQI
40AQI
42AQI
49AQI
49AQI
46AQI
48AQI
51AQI
51AQI
54AQI
49AQI
43AQI
49AQI
52AQI
47AQI
46AQI
50AQI
38AQI
44AQI
46AQI
40AQI
32AQI
38AQI
37AQI
45AQI
43AQI
41AQI
42AQI
38AQI
34AQI
37AQI
45AQI
49AQI
38AQI
32AQI
33AQI
30AQI
29AQI
72AQI
57AQI
68AQI
57AQI
52AQI
54AQI
51AQI
49AQI
39AQI
No. of days
202556AQI
Highest AQI recorded in
January72AQI
Lowest AQI recorded in
September39AQI
202455AQI
Highest AQI recorded in
January73AQI
Lowest AQI recorded in
September39AQI
202362AQI
Highest AQI recorded in
February86AQI
Lowest AQI recorded in
September35AQI
202264AQI
Highest AQI recorded in
January88AQI
Lowest AQI recorded in
August26AQI
202162AQI
Highest AQI recorded in
December83AQI
Lowest AQI recorded in
August36AQI
202064AQI
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
July48AQI
Most & Least Polluted Years Over the Last 6 Years
Yulha Dong's annual 2025 AQI (56) shows an average percentage change of -8.7% (improved AQI) compared to previous years: 2020 (64), 2021 (62), 2022 (64), 2023 (62), 2024 (55).