Miryang, Gyeongnam, 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
Miryang, Gyeongnam, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 34 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Sep - 21st Sep 2025
Miryang, Gyeongnam, South Korea
6 AM20th Sep 2025
6 PM
5 AM21st Sep 2025
35AQI
17AQI
36AQI
20AQI
In the last 24 hours,
Miryang's AQI reached its highest point of 36 at 2 AM during the Night, while the lowest point, 17, was recorded at 4 PM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Miryang, Gyeongnam, South Korea
28°C23/35°C
28°C23/35°C
28°C23/35°C
28°C23/35°C
27°C23/34°C
26°C22/34°C
26°C21/33°C
28°C22/35°C
28°C23/35°C
26°C22/31°C
27°C22/33°C
27°C22/34°C
25°C20/32°C
25°C21/32°C
25°C21/33°C
26°C21/33°C
25°C22/31°C
25°C21/31°C
21°C18/28°C
21°C17/27°C
22°C17/28°C
22°C19/26°C
24°C20/28°C
24°C22/29°C
25°C21/32°C
25°C21/32°C
25°C22/31°C
21°C18/24°C
21°C17/24°C
21°C18/26°C
--°C/°C
45AQI
42AQI
44AQI
42AQI
2025 Days Vs Air Quality
Miryang, Gyeongnam, South Korea
38%
101
60%
158
2%
4
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 38%
Health Risk Level:
High
In 2025, 38% of 264 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
Miryang, Gyeongnam, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
57AQI
62AQI
49AQI
53AQI
62AQI
83AQI
48AQI
57AQI
38AQI
45AQI
48AQI
61AQI
70AQI
85AQI
50AQI
62AQI
72AQI
78AQI
75AQI
100AQI
115AQI
123AQI
106AQI
92AQI
66AQI
55AQI
59AQI
41AQI
43AQI
53AQI
60AQI
58AQI
60AQI
52AQI
43AQI
42AQI
41AQI
46AQI
35AQI
42AQI
45AQI
61AQI
69AQI
44AQI
69AQI
51AQI
80AQI
45AQI
49AQI
42AQI
44AQI
42AQI
48AQI
46AQI
48AQI
49AQI
71AQI
67AQI
65AQI
78AQI
82AQI
50AQI
49AQI
38AQI
41AQI
51AQI
52AQI
68AQI
66AQI
76AQI
72AQI
62AQI
59AQI
40AQI
50AQI
54AQI
58AQI
72AQI
71AQI
78AQI
73AQI
91AQI
84AQI
115AQI
80AQI
80AQI
74AQI
52AQI
47AQI
61AQI
62AQI
56AQI
55AQI
62AQI
58AQI
57AQI
55AQI
66AQI
72AQI
75AQI
73AQI
69AQI
59AQI
56AQI
43AQI
59AQI
59AQI
71AQI
55AQI
62AQI
58AQI
47AQI
41AQI
63AQI
60AQI
54AQI
56AQI
55AQI
60AQI
61AQI
52AQI
47AQI
51AQI
45AQI
50AQI
52AQI
52AQI
56AQI
45AQI
36AQI
55AQI
57AQI
73AQI
72AQI
65AQI
61AQI
58AQI
58AQI
59AQI
51AQI
44AQI
58AQI
56AQI
43AQI
42AQI
57AQI
65AQI
78AQI
69AQI
61AQI
60AQI
70AQI
81AQI
69AQI
51AQI
51AQI
63AQI
58AQI
67AQI
65AQI
69AQI
52AQI
64AQI
64AQI
45AQI
56AQI
51AQI
55AQI
63AQI
63AQI
46AQI
41AQI
33AQI
47AQI
46AQI
45AQI
55AQI
60AQI
63AQI
58AQI
51AQI
51AQI
54AQI
63AQI
60AQI
55AQI
54AQI
62AQI
63AQI
54AQI
55AQI
55AQI
55AQI
57AQI
53AQI
48AQI
55AQI
47AQI
43AQI
38AQI
44AQI
42AQI
50AQI
60AQI
62AQI
49AQI
44AQI
42AQI
46AQI
49AQI
51AQI
52AQI
53AQI
60AQI
61AQI
55AQI
52AQI
50AQI
49AQI
52AQI
54AQI
44AQI
51AQI
42AQI
42AQI
42AQI
42AQI
43AQI
43AQI
51AQI
50AQI
48AQI
49AQI
53AQI
50AQI
53AQI
50AQI
45AQI
49AQI
51AQI
49AQI
48AQI
50AQI
39AQI
46AQI
46AQI
41AQI
35AQI
40AQI
40AQI
47AQI
40AQI
41AQI
42AQI
40AQI
36AQI
39AQI
46AQI
48AQI
38AQI
33AQI
31AQI
34AQI
67AQI
52AQI
65AQI
59AQI
56AQI
57AQI
52AQI
49AQI
40AQI
No. of days
202556AQI
Highest AQI recorded in
January67AQI
Lowest AQI recorded in
September40AQI
202453AQI
Highest AQI recorded in
April69AQI
Lowest AQI recorded in
July39AQI
202359AQI
Highest AQI recorded in
March71AQI
Lowest AQI recorded in
September46AQI
202260AQI
Highest AQI recorded in
March71AQI
Lowest AQI recorded in
August36AQI
202161AQI
Highest AQI recorded in
March75AQI
Lowest AQI recorded in
September41AQI
202062AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
July47AQI
Most & Least Polluted Years Over the Last 6 Years
Miryang's annual 2025 AQI (56) shows an average percentage change of -5.1% (improved AQI) compared to previous years: 2020 (62), 2021 (61), 2022 (60), 2023 (59), 2024 (53).