S
M
T
W
T
F
S
29
50°
29°
30
51°
29°
1
51°
32°
2
50°
36°
3
50°
39°
4
51°
38°
5
50°
41°
6
50°
41°
7
56°
40°
8
50°
37°
9
49°
30°
10
49°
28°
11
62°
44°
12
65°
32°
13
66°
27°
14
54°
28°
15
48°
27°
16
49°
26°
17
48°
28°
18
51°
41°
19
55°
42°
20
61°
41°
21
63°
38°
22
63°
37°
23
61°
41°
24
63°
31°
25
65°
28°
26
64°
27°
27
48°
29°
28
52°
39°
29
59°
39°
30
62°
41°
31
62°
42°
1
63°
40°
2
62°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Winnsboro
Winnsboro's December 2026 forecast shows daily high temperatures ranging from 48° to 66°, with overnight lows between 26° and 44°. The average high for December is 56° with an average low of 35°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Winnsboro. See also: January | February | March.
