Free Dong, Suwon, 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
Free Dong, Suwon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 82 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
Free Dong, Suwon, Gyeonggi, South Korea
6 AM3rd Oct 2025
6 PM
5 AM4th Oct 2025
AQI
AQI
81AQI
34AQI
In the last 24 hours,
Free Dong's AQI reached its highest point of 81 at 6 AM during the Night, while the lowest point, 34, was recorded at 4 AM during the Night between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Free Dong, Suwon, Gyeonggi, South Korea
24°C22/28°C
27°C22/32°C
27°C24/31°C
25°C23/29°C
24°C21/29°C
24°C21/28°C
25°C21/31°C
26°C21/31°C
23°C20/27°C
22°C20/25°C
24°C21/28°C
25°C21/30°C
24°C22/28°C
22°C20/25°C
21°C20/25°C
18°C17/20°C
19°C17/21°C
21°C17/26°C
21°C18/24°C
22°C19/26°C
21°C19/24°C
21°C19/25°C
22°C18/27°C
23°C19/28°C
20°C18/21°C
20°C18/23°C
20°C17/24°C
20°C18/25°C
21°C18/26°C
--°C/°C
--°C/°C
46AQI
40AQI
47AQI
42AQI
2025 Days Vs Air Quality
Free Dong, Suwon, Gyeonggi, South Korea
32%
87
62%
170
7%
18
0.3%
1
Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 32%
Health Risk Level:
High
In 2025, 32% of 276 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
Free Dong, Suwon, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
79AQI
58AQI
62AQI
64AQI
73AQI
106AQI
58AQI
74AQI
43AQI
56AQI
59AQI
82AQI
92AQI
111AQI
60AQI
81AQI
88AQI
86AQI
96AQI
138AQI
148AQI
155AQI
134AQI
103AQI
78AQI
54AQI
69AQI
59AQI
63AQI
54AQI
77AQI
78AQI
89AQI
55AQI
55AQI
47AQI
58AQI
51AQI
50AQI
52AQI
61AQI
77AQI
83AQI
54AQI
99AQI
58AQI
120AQI
54AQI
69AQI
50AQI
59AQI
56AQI
61AQI
56AQI
60AQI
60AQI
75AQI
61AQI
88AQI
112AQI
82AQI
59AQI
46AQI
37AQI
80AQI
97AQI
91AQI
116AQI
123AQI
125AQI
114AQI
104AQI
84AQI
61AQI
76AQI
66AQI
72AQI
82AQI
95AQI
106AQI
113AQI
123AQI
124AQI
130AQI
96AQI
91AQI
60AQI
51AQI
47AQI
61AQI
81AQI
90AQI
85AQI
90AQI
75AQI
72AQI
73AQI
76AQI
70AQI
80AQI
90AQI
64AQI
63AQI
47AQI
59AQI
62AQI
68AQI
76AQI
48AQI
57AQI
52AQI
46AQI
34AQI
62AQI
65AQI
55AQI
43AQI
61AQI
75AQI
59AQI
62AQI
53AQI
51AQI
46AQI
55AQI
42AQI
57AQI
61AQI
55AQI
57AQI
70AQI
70AQI
75AQI
79AQI
73AQI
54AQI
48AQI
55AQI
65AQI
48AQI
49AQI
47AQI
64AQI
49AQI
54AQI
64AQI
74AQI
75AQI
77AQI
72AQI
81AQI
80AQI
89AQI
68AQI
59AQI
58AQI
60AQI
73AQI
59AQI
66AQI
50AQI
48AQI
61AQI
77AQI
56AQI
58AQI
62AQI
61AQI
65AQI
61AQI
45AQI
56AQI
67AQI
71AQI
58AQI
50AQI
55AQI
63AQI
61AQI
48AQI
46AQI
45AQI
41AQI
52AQI
52AQI
46AQI
54AQI
68AQI
71AQI
56AQI
47AQI
51AQI
46AQI
63AQI
52AQI
45AQI
48AQI
38AQI
44AQI
37AQI
39AQI
41AQI
42AQI
44AQI
50AQI
56AQI
43AQI
43AQI
60AQI
69AQI
56AQI
58AQI
60AQI
61AQI
61AQI
49AQI
51AQI
44AQI
47AQI
53AQI
49AQI
52AQI
58AQI
49AQI
40AQI
44AQI
39AQI
39AQI
41AQI
52AQI
44AQI
46AQI
46AQI
47AQI
50AQI
53AQI
50AQI
46AQI
50AQI
52AQI
47AQI
46AQI
51AQI
42AQI
50AQI
50AQI
37AQI
36AQI
40AQI
40AQI
47AQI
55AQI
51AQI
50AQI
45AQI
39AQI
43AQI
43AQI
45AQI
37AQI
30AQI
36AQI
29AQI
25AQI
28AQI
31AQI
41AQI
44AQI
57AQI
56AQI
38AQI
47AQI
54AQI
78AQI
68AQI
82AQI
83AQI
66AQI
88AQI
66AQI
61AQI
61AQI
50AQI
49AQI
42AQI
76AQI
No. of days
202563AQI
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
September42AQI
202461AQI
Highest AQI recorded in
January80AQI
Lowest AQI recorded in
September42AQI
202369AQI
Highest AQI recorded in
February95AQI
Lowest AQI recorded in
September48AQI
202267AQI
Highest AQI recorded in
February88AQI
Lowest AQI recorded in
August30AQI
202168AQI
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September40AQI
202063AQI
Highest AQI recorded in
December81AQI
Lowest AQI recorded in
September43AQI
Most & Least Polluted Years Over the Last 6 Years
Free Dong's annual 2025 AQI (63) shows an average percentage change of -3.8% (improved AQI) compared to previous years: 2020 (63), 2021 (68), 2022 (67), 2023 (69), 2024 (61).