Pyeongtaekdangjinhang, Tangjin, Chungnam, South Korea Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Pyeongtaekdangjinhang, Tangjin, Chungnam, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 47 of Good air quality, showing improvement over 2024, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Pyeongtaekdangjinhang, Tangjin, Chungnam, South Korea
5 AM2nd Jul 2025
7 PM
4 AM3rd Jul 2025
54AQI
29AQI
54AQI
40AQI
In the last 24 hours,
Pyeongtaekdangjinhang's AQI reached its highest point of 54 at 5 AM during the Day, while the lowest point, 29, was recorded at 10 AM during the Day between 2nd Jul and 3rd Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Pyeongtaekdangjinhang, Tangjin, Chungnam, South Korea
18°C14/22°C
17°C12/23°C
19°C12/25°C
20°C16/27°C
21°C16/27°C
22°C19/26°C
22°C18/28°C
20°C16/24°C
19°C14/26°C
22°C15/29°C
20°C18/24°C
21°C18/26°C
24°C18/31°C
23°C20/26°C
23°C19/28°C
23°C18/29°C
25°C19/31°C
23°C22/24°C
20°C17/22°C
21°C17/26°C
23°C17/29°C
23°C20/28°C
20°C19/21°C
22°C19/26°C
23°C19/29°C
25°C22/29°C
26°C22/31°C
26°C22/30°C
26°C23/31°C
26°C23/31°C
0°C0/0°C
63AQI
56AQI
61AQI
55AQI
2025 Days Vs Air Quality
Pyeongtaekdangjinhang, Tangjin, Chungnam, South Korea
10%
18
75%
137
15%
28
Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)
Under WHO’s Safe Air Quality Limits: 10%
Health Risk Level:
Extreme
In 2025, 10% of 184 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Pyeongtaekdangjinhang, Tangjin, Chungnam, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
77AQI
63AQI
65AQI
66AQI
66AQI
87AQI
59AQI
70AQI
48AQI
67AQI
66AQI
86AQI
95AQI
108AQI
59AQI
77AQI
81AQI
87AQI
93AQI
131AQI
139AQI
148AQI
124AQI
133AQI
90AQI
74AQI
74AQI
62AQI
62AQI
59AQI
83AQI
91AQI
109AQI
61AQI
59AQI
50AQI
59AQI
52AQI
47AQI
55AQI
58AQI
91AQI
81AQI
62AQI
96AQI
64AQI
122AQI
54AQI
71AQI
49AQI
64AQI
58AQI
63AQI
58AQI
60AQI
59AQI
75AQI
72AQI
92AQI
112AQI
91AQI
60AQI
50AQI
42AQI
85AQI
97AQI
99AQI
114AQI
129AQI
124AQI
123AQI
109AQI
98AQI
71AQI
85AQI
72AQI
85AQI
87AQI
107AQI
113AQI
123AQI
131AQI
126AQI
137AQI
105AQI
101AQI
73AQI
60AQI
56AQI
73AQI
89AQI
100AQI
106AQI
101AQI
94AQI
82AQI
86AQI
89AQI
88AQI
90AQI
111AQI
79AQI
75AQI
55AQI
71AQI
67AQI
76AQI
79AQI
57AQI
76AQI
73AQI
61AQI
57AQI
75AQI
65AQI
63AQI
50AQI
71AQI
76AQI
68AQI
70AQI
61AQI
57AQI
54AQI
59AQI
56AQI
60AQI
74AQI
55AQI
68AQI
81AQI
79AQI
83AQI
82AQI
65AQI
59AQI
50AQI
62AQI
63AQI
38AQI
51AQI
50AQI
66AQI
53AQI
54AQI
72AQI
91AQI
94AQI
92AQI
101AQI
108AQI
104AQI
98AQI
72AQI
57AQI
58AQI
58AQI
61AQI
49AQI
54AQI
48AQI
60AQI
66AQI
70AQI
70AQI
59AQI
65AQI
62AQI
65AQI
67AQI
46AQI
52AQI
53AQI
64AQI
62AQI
49AQI
56AQI
69AQI
63AQI
50AQI
46AQI
45AQI
47AQI
84AQI
69AQI
95AQI
78AQI
68AQI
62AQI
46AQI
No. of days
202576AQI
Highest AQI recorded in
March95AQI
Lowest AQI recorded in
July46AQI
202477AQI
Highest AQI recorded in
April104AQI
Lowest AQI recorded in
September48AQI
202381AQI
Highest AQI recorded in
February114AQI
Lowest AQI recorded in
August44AQI
202284AQI
Highest AQI recorded in
November110AQI
Lowest AQI recorded in
August25AQI
202171AQI
Highest AQI recorded in
April120AQI
Lowest AQI recorded in
September41AQI
Most & Least Polluted Years Over the Last 5 Years
Pyeongtaekdangjinhang's annual 2025 AQI (76) shows an average percentage change of -2.9% (improved AQI) compared to previous years: 2021 (71), 2022 (84), 2023 (81), 2024 (77).