S
M
T
W
T
F
S
29
66°
47°
30
69°
44°
1
69°
44°
2
64°
45°
3
66°
36°
4
71°
32°
5
61°
33°
6
55°
36°
7
56°
40°
8
65°
33°
9
63°
31°
10
55°
30°
11
53°
28°
12
51°
30°
13
51°
31°
14
53°
31°
15
54°
33°
16
55°
38°
17
57°
42°
18
59°
39°
19
65°
34°
20
58°
32°
21
54°
31°
22
53°
33°
23
54°
41°
24
57°
31°
25
62°
29°
26
52°
30°
27
53°
33°
28
52°
36°
29
53°
36°
30
52°
37°
31
53°
30°
1
51°
28°
2
Hist. Avg.
53°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mullins
Mullins's December 2026 forecast shows daily high temperatures ranging from 51° to 71°, with overnight lows between 28° and 47°. The average high for December is 58° 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 Mullins. See also: January | February | March.