Uman 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
Uman Dong, Suwon, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 62 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Uman Dong, Suwon, Gyeonggi, South Korea
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
AQI
AQI
55AQI
42AQI
In the last 24 hours,
Uman Dong's AQI reached its highest point of 55 at 11 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Uman Dong, Suwon, Gyeonggi, South Korea
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
20°C18/22°C
--°C/°C
--°C/°C
47AQI
47AQI
53AQI
51AQI
2025 Days Vs Air Quality
Uman Dong, Suwon, Gyeonggi, South Korea
25%
70
67%
185
8%
21
0.3%
1
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 25%
Health Risk Level:
Very high
In 2025, 25% of 277 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
Uman Dong, Suwon, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
78AQI
62AQI
63AQI
62AQI
72AQI
103AQI
59AQI
74AQI
42AQI
57AQI
60AQI
83AQI
94AQI
106AQI
57AQI
81AQI
91AQI
87AQI
93AQI
135AQI
147AQI
154AQI
131AQI
103AQI
74AQI
56AQI
68AQI
60AQI
62AQI
55AQI
78AQI
79AQI
88AQI
54AQI
50AQI
42AQI
58AQI
48AQI
48AQI
52AQI
62AQI
79AQI
85AQI
55AQI
101AQI
58AQI
120AQI
53AQI
68AQI
49AQI
59AQI
58AQI
62AQI
56AQI
63AQI
63AQI
75AQI
61AQI
84AQI
108AQI
86AQI
59AQI
48AQI
39AQI
82AQI
100AQI
92AQI
119AQI
124AQI
122AQI
115AQI
103AQI
84AQI
62AQI
80AQI
66AQI
76AQI
83AQI
99AQI
114AQI
117AQI
130AQI
129AQI
139AQI
96AQI
102AQI
62AQI
57AQI
51AQI
65AQI
86AQI
93AQI
90AQI
92AQI
78AQI
76AQI
76AQI
82AQI
75AQI
85AQI
95AQI
71AQI
67AQI
50AQI
60AQI
68AQI
73AQI
90AQI
61AQI
68AQI
58AQI
51AQI
43AQI
68AQI
67AQI
61AQI
50AQI
68AQI
73AQI
63AQI
66AQI
56AQI
56AQI
51AQI
57AQI
43AQI
58AQI
68AQI
55AQI
67AQI
79AQI
81AQI
80AQI
79AQI
74AQI
59AQI
55AQI
62AQI
68AQI
53AQI
56AQI
53AQI
67AQI
52AQI
54AQI
68AQI
86AQI
91AQI
85AQI
77AQI
86AQI
91AQI
103AQI
82AQI
63AQI
64AQI
62AQI
74AQI
65AQI
73AQI
59AQI
60AQI
68AQI
85AQI
64AQI
64AQI
72AQI
67AQI
74AQI
69AQI
47AQI
61AQI
71AQI
75AQI
64AQI
50AQI
60AQI
70AQI
65AQI
50AQI
46AQI
42AQI
39AQI
55AQI
54AQI
53AQI
56AQI
74AQI
69AQI
60AQI
51AQI
50AQI
50AQI
65AQI
55AQI
45AQI
52AQI
36AQI
43AQI
33AQI
40AQI
40AQI
41AQI
47AQI
54AQI
60AQI
49AQI
47AQI
65AQI
72AQI
61AQI
60AQI
59AQI
62AQI
61AQI
47AQI
51AQI
44AQI
52AQI
59AQI
58AQI
57AQI
59AQI
48AQI
39AQI
41AQI
38AQI
38AQI
41AQI
51AQI
42AQI
46AQI
46AQI
46AQI
50AQI
51AQI
48AQI
43AQI
51AQI
51AQI
44AQI
42AQI
51AQI
40AQI
49AQI
50AQI
48AQI
49AQI
38AQI
41AQI
48AQI
54AQI
49AQI
47AQI
44AQI
37AQI
42AQI
48AQI
44AQI
38AQI
35AQI
36AQI
33AQI
27AQI
31AQI
36AQI
37AQI
54AQI
82AQI
67AQI
56AQI
65AQI
65AQI
82AQI
80AQI
83AQI
62AQI
82AQI
65AQI
91AQI
71AQI
66AQI
67AQI
52AQI
49AQI
46AQI
77AQI
No. of days
202566AQI
Highest AQI recorded in
March91AQI
Lowest AQI recorded in
September46AQI
202469AQI
Highest AQI recorded in
April92AQI
Lowest AQI recorded in
September43AQI
202371AQI
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September50AQI
202258AQI
Highest AQI recorded in
February76AQI
Lowest AQI recorded in
August26AQI
202160AQI
Highest AQI recorded in
March86AQI
Lowest AQI recorded in
September34AQI
202059AQI
Highest AQI recorded in
December73AQI
Lowest AQI recorded in
September44AQI
Most & Least Polluted Years Over the Last 6 Years
Uman Dong's annual 2025 AQI (66) shows an average percentage change of 4.7% (worsened AQI) compared to previous years: 2020 (59), 2021 (60), 2022 (58), 2023 (71), 2024 (69).