Cheorwongun, Pocheon, Gyeonggi, 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
Cheorwongun, Pocheon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 27 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 17th Aug - 18th Aug 2026
Cheorwongun, Pocheon, Gyeonggi, South Korea
5 AM17th Aug 2026
7 PM
4 AM18th Aug 2026
31AQI
25AQI
29AQI
21AQI
In the last 24 hours,
Cheorwongun's AQI reached its highest point of 31 at 9 AM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 17th Aug and 18th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Cheorwongun, Pocheon, Gyeonggi, South Korea
21°C20/23°C
23°C21/25°C
24°C22/27°C
24°C22/26°C
25°C21/30°C
24°C21/28°C
24°C21/28°C
25°C21/29°C
26°C23/30°C
26°C22/30°C
25°C21/31°C
26°C21/31°C
27°C24/31°C
27°C22/33°C
28°C23/33°C
27°C22/33°C
28°C23/34°C
28°C22/35°C
28°C21/34°C
24°C18/29°C
22°C16/29°C
23°C18/30°C
22°C16/31°C
21°C14/28°C
22°C17/27°C
23°C19/28°C
21°C19/24°C
22°C20/26°C
12°C12/12°C
24°C22/27°C
41AQI
37AQI
39AQI
39AQI
2026 Days Vs Air Quality
Cheorwongun, Pocheon, Gyeonggi, South Korea
47%
107
45%
102
7%
16
0.4%
1
Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)
Under WHO’s Safe Air Quality Limits: 47%
Health Risk Level:
Significant
In 2026, 47% of 230 days were within WHO’s safe air quality limits, and 53% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Cheorwongun, Pocheon, Gyeonggi, South Korea
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
39AQI (US)
35AQI (US)
65AQI (US)
93AQI (US)
70AQI (US)
57AQI (US)
77AQI (US)
39AQI (US)
55AQI (US)
80AQI (US)
32AQI (US)
41AQI (US)
47AQI (US)
42AQI (US)
81AQI (US)
133AQI (US)
120AQI (US)
74AQI (US)
68AQI (US)
31AQI (US)
46AQI (US)
39AQI (US)
47AQI (US)
53AQI (US)
32AQI (US)
54AQI (US)
72AQI (US)
44AQI (US)
44AQI (US)
52AQI (US)
66AQI (US)
69AQI (US)
71AQI (US)
53AQI (US)
110AQI (US)
149AQI (US)
85AQI (US)
41AQI (US)
36AQI (US)
48AQI (US)
108AQI (US)
140AQI (US)
130AQI (US)
134AQI (US)
158AQI (US)
110AQI (US)
45AQI (US)
35AQI (US)
73AQI (US)
51AQI (US)
77AQI (US)
102AQI (US)
55AQI (US)
39AQI (US)
30AQI (US)
59AQI (US)
60AQI (US)
31AQI (US)
34AQI (US)
35AQI (US)
14AQI (US)
38AQI (US)
76AQI (US)
88AQI (US)
76AQI (US)
65AQI (US)
51AQI (US)
103AQI (US)
114AQI (US)
73AQI (US)
83AQI (US)
41AQI (US)
53AQI (US)
93AQI (US)
97AQI (US)
104AQI (US)
89AQI (US)
64AQI (US)
72AQI (US)
85AQI (US)
74AQI (US)
70AQI (US)
95AQI (US)
72AQI (US)
86AQI (US)
126AQI (US)
120AQI (US)
84AQI (US)
100AQI (US)
52AQI (US)
41AQI (US)
67AQI (US)
97AQI (US)
86AQI (US)
81AQI (US)
46AQI (US)
25AQI (US)
54AQI (US)
49AQI (US)
29AQI (US)
73AQI (US)
45AQI (US)
40AQI (US)
64AQI (US)
68AQI (US)
31AQI (US)
47AQI (US)
56AQI (US)
66AQI (US)
70AQI (US)
49AQI (US)
30AQI (US)
46AQI (US)
38AQI (US)
50AQI (US)
49AQI (US)
23AQI (US)
40AQI (US)
52AQI (US)
102AQI (US)
54AQI (US)
26AQI (US)
40AQI (US)
45AQI (US)
55AQI (US)
35AQI (US)
42AQI (US)
42AQI (US)
46AQI (US)
48AQI (US)
42AQI (US)
66AQI (US)
78AQI (US)
66AQI (US)
56AQI (US)
53AQI (US)
63AQI (US)
67AQI (US)
75AQI (US)
71AQI (US)
71AQI (US)
65AQI (US)
51AQI (US)
53AQI (US)
30AQI (US)
59AQI (US)
49AQI (US)
63AQI (US)
52AQI (US)
74AQI (US)
64AQI (US)
75AQI (US)
41AQI (US)
30AQI (US)
23AQI (US)
22AQI (US)
26AQI (US)
39AQI (US)
70AQI (US)
68AQI (US)
49AQI (US)
66AQI (US)
39AQI (US)
70AQI (US)
80AQI (US)
65AQI (US)
66AQI (US)
30AQI (US)
24AQI (US)
43AQI (US)
36AQI (US)
22AQI (US)
27AQI (US)
29AQI (US)
44AQI (US)
61AQI (US)
62AQI (US)
66AQI (US)
58AQI (US)
47AQI (US)
59AQI (US)
65AQI (US)
57AQI (US)
40AQI (US)
47AQI (US)
32AQI (US)
29AQI (US)
27AQI (US)
39AQI (US)
31AQI (US)
48AQI (US)
40AQI (US)
26AQI (US)
76AQI (US)
70AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
34AQI (US)
40AQI (US)
59AQI (US)
50AQI (US)
31AQI (US)
30AQI (US)
41AQI (US)
48AQI (US)
32AQI (US)
42AQI (US)
72AQI (US)
60AQI (US)
53AQI (US)
51AQI (US)
53AQI (US)
46AQI (US)
47AQI (US)
31AQI (US)
23AQI (US)
26AQI (US)
24AQI (US)
27AQI (US)
34AQI (US)
25AQI (US)
27AQI (US)
30AQI (US)
27AQI (US)
59AQI (US)
76AQI (US)
77AQI (US)
52AQI (US)
56AQI (US)
49AQI (US)
43AQI (US)
39AQI (US)
No. of days
202657AQI (US)
Highest AQI (US) recorded in
March77AQI (US)
Lowest AQI (US) recorded in
August39AQI (US)
202559AQI (US)
Highest AQI (US) recorded in
March78AQI (US)
Lowest AQI (US) recorded in
September37AQI (US)
202456AQI (US)
Highest AQI (US) recorded in
January72AQI (US)
Lowest AQI (US) recorded in
September37AQI (US)
202359AQI (US)
Highest AQI (US) recorded in
February79AQI (US)
Lowest AQI (US) recorded in
September39AQI (US)
202256AQI (US)
Highest AQI (US) recorded in
February72AQI (US)
Lowest AQI (US) recorded in
October33AQI (US)
202157AQI (US)
Highest AQI (US) recorded in
March82AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202060AQI (US)
Highest AQI (US) recorded in
December75AQI (US)
Lowest AQI (US) recorded in
September43AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Cheorwongun's annual 2026 AQI (US) (57) shows an average percentage change of -1.3% (improved AQI (US)) compared to previous years: 2020 (60), 2021 (57), 2022 (56), 2023 (59), 2024 (56), 2025 (59).