S
M
T
W
T
F
S
28
50°
25°
29
50°
28°
30
39°
19°
31
32°
18°
1
28°
16°
2
27°
12°
3
32°
9°
4
41°
25°
5
37°
21°
6
39°
14°
7
37°
23°
8
30°
16°
9
43°
14°
10
46°
27°
11
28°
16°
12
37°
12°
13
39°
19°
14
36°
12°
15
50°
28°
16
50°
27°
17
39°
25°
18
43°
21°
19
37°
18°
20
27°
14°
21
23°
10°
22
25°
9°
23
32°
9°
24
28°
12°
25
28°
9°
26
34°
10°
27
32°
19°
28
32°
12°
29
34°
12°
30
28°
14°
31
34°
9°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Suwon
Suwon's January 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Suwon. See also: February | March | April.