Byeoryang Dong, Gwacheon, Gyeonggi, South Korea Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Byeoryang Dong, Gwacheon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (6th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 22 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Oct - 8th Oct 2025
Byeoryang Dong, Gwacheon, Gyeonggi, South Korea
6 AM7th Oct 2025
6 PM
5 AM8th Oct 2025
AQI
AQI
47AQI
27AQI
In the last 24 hours,
Byeoryang Dong's AQI reached its highest point of 47 at 8 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 7th Oct and 8th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Byeoryang Dong, Gwacheon, Gyeonggi, South Korea
25°C21/31°C
25°C22/28°C
25°C19/31°C
26°C20/32°C
24°C21/29°C
22°C20/26°C
24°C20/29°C
26°C21/31°C
24°C22/28°C
22°C19/24°C
21°C19/24°C
19°C17/22°C
18°C17/21°C
21°C16/26°C
21°C17/25°C
22°C19/27°C
21°C19/23°C
22°C20/27°C
22°C18/28°C
23°C18/28°C
20°C18/21°C
20°C17/25°C
21°C17/25°C
21°C17/26°C
22°C18/27°C
21°C19/23°C
21°C19/24°C
21°C20/23°C
18°C15/20°C
--°C/°C
--°C/°C
43AQI
37AQI
45AQI
38AQI
2025 Days Vs Air Quality
Byeoryang Dong, Gwacheon, Gyeonggi, South Korea
34%
95
61%
169
5%
15
Total number of days with different AQI categories in last 280 days in 2025 (85 days remaining)
Under WHO’s Safe Air Quality Limits: 34%
Health Risk Level:
High
In 2025, 34% of 280 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
Byeoryang Dong, Gwacheon, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
75AQI
55AQI
59AQI
61AQI
70AQI
99AQI
57AQI
71AQI
43AQI
60AQI
60AQI
80AQI
93AQI
101AQI
60AQI
76AQI
84AQI
77AQI
82AQI
130AQI
139AQI
149AQI
116AQI
104AQI
65AQI
54AQI
65AQI
59AQI
60AQI
54AQI
74AQI
81AQI
79AQI
53AQI
56AQI
47AQI
57AQI
48AQI
51AQI
51AQI
58AQI
75AQI
78AQI
52AQI
94AQI
58AQI
110AQI
52AQI
63AQI
49AQI
57AQI
55AQI
60AQI
53AQI
59AQI
54AQI
73AQI
55AQI
75AQI
100AQI
76AQI
57AQI
45AQI
36AQI
71AQI
90AQI
83AQI
102AQI
116AQI
108AQI
97AQI
90AQI
75AQI
55AQI
73AQI
66AQI
68AQI
76AQI
90AQI
104AQI
109AQI
116AQI
124AQI
130AQI
92AQI
91AQI
60AQI
51AQI
46AQI
58AQI
78AQI
82AQI
81AQI
82AQI
63AQI
65AQI
70AQI
74AQI
70AQI
73AQI
85AQI
62AQI
62AQI
46AQI
56AQI
58AQI
68AQI
79AQI
47AQI
57AQI
52AQI
44AQI
36AQI
63AQI
63AQI
54AQI
43AQI
58AQI
67AQI
56AQI
59AQI
50AQI
49AQI
47AQI
49AQI
39AQI
52AQI
60AQI
51AQI
56AQI
70AQI
69AQI
72AQI
72AQI
69AQI
53AQI
46AQI
56AQI
62AQI
45AQI
46AQI
49AQI
63AQI
47AQI
51AQI
63AQI
72AQI
76AQI
76AQI
75AQI
82AQI
81AQI
91AQI
71AQI
54AQI
57AQI
57AQI
68AQI
54AQI
65AQI
48AQI
51AQI
61AQI
71AQI
57AQI
53AQI
63AQI
63AQI
67AQI
62AQI
42AQI
52AQI
57AQI
66AQI
54AQI
49AQI
51AQI
59AQI
63AQI
49AQI
46AQI
42AQI
43AQI
52AQI
50AQI
50AQI
52AQI
69AQI
65AQI
56AQI
47AQI
47AQI
45AQI
60AQI
51AQI
40AQI
47AQI
35AQI
38AQI
31AQI
36AQI
39AQI
35AQI
41AQI
48AQI
54AQI
45AQI
45AQI
63AQI
67AQI
58AQI
58AQI
59AQI
62AQI
61AQI
48AQI
51AQI
44AQI
49AQI
54AQI
53AQI
50AQI
57AQI
50AQI
40AQI
40AQI
39AQI
38AQI
41AQI
51AQI
43AQI
46AQI
46AQI
46AQI
48AQI
50AQI
48AQI
43AQI
50AQI
51AQI
45AQI
44AQI
51AQI
40AQI
49AQI
52AQI
35AQI
40AQI
39AQI
42AQI
48AQI
53AQI
50AQI
50AQI
48AQI
39AQI
43AQI
45AQI
42AQI
36AQI
28AQI
32AQI
26AQI
24AQI
25AQI
26AQI
36AQI
40AQI
51AQI
52AQI
36AQI
50AQI
53AQI
56AQI
58AQI
60AQI
44AQI
32AQI
22AQI
78AQI
63AQI
82AQI
63AQI
59AQI
59AQI
49AQI
48AQI
41AQI
45AQI
No. of days
202560AQI
Highest AQI recorded in
March82AQI
Lowest AQI recorded in
September41AQI
202459AQI
Highest AQI recorded in
January75AQI
Lowest AQI recorded in
September41AQI
202364AQI
Highest AQI recorded in
February94AQI
Lowest AQI recorded in
September45AQI
202264AQI
Highest AQI recorded in
January82AQI
Lowest AQI recorded in
August44AQI
202166AQI
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September37AQI
202061AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
September43AQI
Most & Least Polluted Years Over the Last 6 Years
Byeoryang Dong's annual 2025 AQI (60) shows an average percentage change of -4.1% (improved AQI) compared to previous years: 2020 (61), 2021 (66), 2022 (64), 2023 (64), 2024 (59).