Anyang, 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
Anyang, Gwacheon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (5th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 49 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Anyang, Gwacheon, Gyeonggi, South Korea
6 AM5th Oct 2025
6 PM
5 AM6th Oct 2025
AQI
AQI
56AQI
21AQI
In the last 24 hours,
Anyang's AQI reached its highest point of 56 at 12 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 5th Oct and 6th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Anyang, Gwacheon, Gyeonggi, South Korea
27°C24/32°C
26°C23/29°C
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
--°C/°C
--°C/°C
42AQI
36AQI
44AQI
35AQI
2025 Days Vs Air Quality
Anyang, Gwacheon, Gyeonggi, South Korea
31%
87
63%
175
6%
16
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 31%
Health Risk Level:
High
In 2025, 31% of 278 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
Anyang, Gwacheon, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
76AQI
57AQI
55AQI
54AQI
58AQI
96AQI
51AQI
64AQI
43AQI
53AQI
50AQI
60AQI
81AQI
92AQI
53AQI
65AQI
79AQI
74AQI
79AQI
130AQI
131AQI
147AQI
107AQI
104AQI
61AQI
59AQI
64AQI
60AQI
58AQI
49AQI
75AQI
85AQI
88AQI
76AQI
76AQI
70AQI
73AQI
72AQI
71AQI
71AQI
62AQI
76AQI
78AQI
52AQI
95AQI
57AQI
116AQI
52AQI
66AQI
47AQI
57AQI
55AQI
59AQI
56AQI
60AQI
56AQI
75AQI
60AQI
80AQI
103AQI
78AQI
54AQI
44AQI
35AQI
74AQI
99AQI
88AQI
113AQI
122AQI
114AQI
105AQI
96AQI
79AQI
61AQI
75AQI
65AQI
76AQI
81AQI
94AQI
106AQI
113AQI
114AQI
120AQI
128AQI
92AQI
95AQI
60AQI
52AQI
46AQI
64AQI
83AQI
88AQI
86AQI
84AQI
71AQI
69AQI
77AQI
81AQI
76AQI
82AQI
93AQI
70AQI
67AQI
50AQI
61AQI
66AQI
71AQI
89AQI
54AQI
67AQI
54AQI
47AQI
36AQI
67AQI
64AQI
59AQI
46AQI
64AQI
67AQI
59AQI
59AQI
54AQI
51AQI
50AQI
55AQI
45AQI
57AQI
65AQI
52AQI
60AQI
76AQI
75AQI
74AQI
72AQI
70AQI
58AQI
52AQI
60AQI
63AQI
40AQI
50AQI
52AQI
64AQI
49AQI
50AQI
66AQI
80AQI
87AQI
80AQI
83AQI
90AQI
91AQI
99AQI
80AQI
60AQI
61AQI
58AQI
69AQI
56AQI
65AQI
52AQI
55AQI
65AQI
76AQI
60AQI
56AQI
70AQI
67AQI
70AQI
67AQI
45AQI
57AQI
68AQI
74AQI
62AQI
49AQI
55AQI
66AQI
62AQI
48AQI
46AQI
38AQI
41AQI
53AQI
48AQI
43AQI
47AQI
68AQI
68AQI
58AQI
48AQI
46AQI
45AQI
57AQI
49AQI
42AQI
48AQI
36AQI
39AQI
32AQI
34AQI
36AQI
37AQI
44AQI
45AQI
57AQI
45AQI
44AQI
63AQI
66AQI
60AQI
61AQI
59AQI
60AQI
61AQI
51AQI
50AQI
46AQI
50AQI
54AQI
52AQI
51AQI
58AQI
52AQI
44AQI
47AQI
44AQI
41AQI
43AQI
53AQI
47AQI
47AQI
47AQI
49AQI
50AQI
54AQI
51AQI
45AQI
50AQI
52AQI
49AQI
47AQI
51AQI
43AQI
51AQI
52AQI
41AQI
41AQI
43AQI
42AQI
48AQI
54AQI
52AQI
52AQI
49AQI
44AQI
46AQI
43AQI
42AQI
35AQI
29AQI
29AQI
25AQI
23AQI
24AQI
25AQI
25AQI
36AQI
48AQI
39AQI
26AQI
41AQI
54AQI
55AQI
41AQI
50AQI
40AQI
49AQI
74AQI
69AQI
85AQI
68AQI
63AQI
64AQI
48AQI
50AQI
40AQI
47AQI
No. of days
202562AQI
Highest AQI recorded in
March85AQI
Lowest AQI recorded in
September40AQI
202464AQI
Highest AQI recorded in
March80AQI
Lowest AQI recorded in
September37AQI
202363AQI
Highest AQI recorded in
February91AQI
Lowest AQI recorded in
September45AQI
202268AQI
Highest AQI recorded in
January92AQI
Lowest AQI recorded in
August27AQI
202166AQI
Highest AQI recorded in
March94AQI
Lowest AQI recorded in
September38AQI
202062AQI
Highest AQI recorded in
December81AQI
Lowest AQI recorded in
September42AQI
Most & Least Polluted Years Over the Last 6 Years
Anyang's annual 2025 AQI (62) shows an average percentage change of -3.4% (improved AQI) compared to previous years: 2020 (62), 2021 (66), 2022 (68), 2023 (63), 2024 (64).