S
M
T
W
T
F
S
29
68°
45°
30
66°
41°
1
65°
34°
2
52°
31°
3
53°
33°
4
58°
43°
5
60°
37°
6
53°
32°
7
53°
31°
8
51°
29°
9
50°
29°
10
51°
30°
11
55°
30°
12
57°
35°
13
60°
36°
14
54°
32°
15
53°
33°
16
50°
35°
17
54°
31°
18
51°
28°
19
52°
27°
20
50°
28°
21
52°
29°
22
56°
29°
23
49°
28°
24
48°
27°
25
48°
26°
26
49°
28°
27
50°
28°
28
50°
30°
29
51°
29°
30
50°
30°
31
51°
27°
1
49°
26°
2
49°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Big Sandy
Big Sandy's December 2026 forecast shows daily high temperatures ranging from 48° to 68°, with overnight lows between 26° and 45°. The average high for December is 53° with an average low of 31°. 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 Big Sandy. See also: January | February | March.