Seongbuk Gu, Seoul, Seoul, 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
Seongbuk Gu, Seoul, Seoul, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (24th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 54 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 24th Aug - 25th Aug 2025
Seongbuk Gu, Seoul, Seoul, South Korea
5 AM24th Aug 2025
7 PM
4 AM25th Aug 2025
64AQI
48AQI
55AQI
50AQI
In the last 24 hours,
Seongbuk Gu's AQI reached its highest point of 64 at 1 PM during the Day, while the lowest point, 48, was recorded at 8 AM during the Day between 24th Aug and 25th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Seongbuk Gu, Seoul, Seoul, South Korea
32°C27/38°C
32°C27/38°C
32°C27/37°C
32°C27/38°C
32°C27/37°C
31°C28/35°C
31°C27/36°C
31°C27/36°C
28°C25/31°C
28°C23/35°C
29°C25/33°C
27°C24/29°C
27°C23/32°C
27°C23/33°C
25°C23/27°C
27°C22/34°C
27°C24/31°C
28°C22/33°C
24°C23/25°C
25°C24/29°C
27°C23/31°C
27°C24/31°C
27°C24/31°C
28°C25/32°C
28°C24/32°C
28°C24/32°C
29°C25/33°C
29°C25/33°C
29°C25/33°C
30°C26/34°C
--°C/°C
52AQI
46AQI
51AQI
51AQI
2025 Days Vs Air Quality
Seongbuk Gu, Seoul, Seoul, South Korea
22%
52
71%
168
7%
16
Total number of days with different AQI categories in last 237 days in 2025 (128 days remaining)
Under WHO’s Safe Air Quality Limits: 22%
Health Risk Level:
Very high
In 2025, 22% of 237 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Seongbuk Gu, Seoul, Seoul, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
77AQI
53AQI
59AQI
63AQI
74AQI
96AQI
60AQI
74AQI
45AQI
62AQI
64AQI
78AQI
96AQI
102AQI
57AQI
80AQI
84AQI
86AQI
93AQI
134AQI
144AQI
147AQI
113AQI
102AQI
65AQI
54AQI
69AQI
63AQI
63AQI
54AQI
74AQI
83AQI
74AQI
54AQI
51AQI
44AQI
57AQI
51AQI
50AQI
52AQI
60AQI
83AQI
75AQI
56AQI
100AQI
62AQI
118AQI
51AQI
67AQI
49AQI
55AQI
55AQI
60AQI
56AQI
58AQI
59AQI
67AQI
58AQI
87AQI
106AQI
82AQI
58AQI
47AQI
39AQI
72AQI
98AQI
84AQI
102AQI
115AQI
105AQI
95AQI
87AQI
75AQI
57AQI
74AQI
65AQI
72AQI
80AQI
92AQI
108AQI
114AQI
119AQI
121AQI
130AQI
95AQI
92AQI
58AQI
55AQI
47AQI
61AQI
82AQI
80AQI
75AQI
76AQI
58AQI
68AQI
74AQI
75AQI
74AQI
77AQI
86AQI
65AQI
60AQI
46AQI
57AQI
67AQI
72AQI
85AQI
50AQI
59AQI
54AQI
44AQI
37AQI
67AQI
62AQI
60AQI
48AQI
60AQI
69AQI
60AQI
64AQI
53AQI
50AQI
52AQI
52AQI
44AQI
58AQI
66AQI
51AQI
58AQI
77AQI
77AQI
77AQI
75AQI
72AQI
62AQI
52AQI
60AQI
63AQI
47AQI
50AQI
53AQI
62AQI
46AQI
52AQI
68AQI
84AQI
90AQI
81AQI
78AQI
85AQI
91AQI
95AQI
73AQI
56AQI
60AQI
59AQI
72AQI
61AQI
67AQI
53AQI
56AQI
64AQI
75AQI
61AQI
60AQI
68AQI
71AQI
73AQI
68AQI
54AQI
60AQI
65AQI
68AQI
60AQI
52AQI
55AQI
60AQI
63AQI
54AQI
50AQI
45AQI
41AQI
46AQI
50AQI
49AQI
54AQI
65AQI
61AQI
56AQI
50AQI
48AQI
47AQI
58AQI
52AQI
44AQI
51AQI
39AQI
40AQI
36AQI
37AQI
35AQI
33AQI
35AQI
49AQI
56AQI
44AQI
42AQI
59AQI
67AQI
57AQI
57AQI
58AQI
61AQI
61AQI
49AQI
52AQI
45AQI
44AQI
58AQI
54AQI
44AQI
55AQI
50AQI
40AQI
42AQI
40AQI
38AQI
42AQI
52AQI
45AQI
46AQI
48AQI
48AQI
50AQI
54AQI
80AQI
64AQI
84AQI
65AQI
63AQI
64AQI
48AQI
49AQI
No. of days
202565AQI
Highest AQI recorded in
March84AQI
Lowest AQI recorded in
July48AQI
202459AQI
Highest AQI recorded in
January74AQI
Lowest AQI recorded in
September37AQI
202364AQI
Highest AQI recorded in
March91AQI
Lowest AQI recorded in
September42AQI
202263AQI
Highest AQI recorded in
February79AQI
Lowest AQI recorded in
August20AQI
202160AQI
Highest AQI recorded in
March87AQI
Lowest AQI recorded in
September31AQI
202058AQI
Highest AQI recorded in
December74AQI
Lowest AQI recorded in
September39AQI
Most & Least Polluted Years Over the Last 6 Years
Seongbuk Gu's annual 2025 AQI (65) shows an average percentage change of 7.1% (worsened AQI) compared to previous years: 2020 (58), 2021 (60), 2022 (63), 2023 (64), 2024 (59).