S
M
T
W
T
F
S
29
67°
49°
30
69°
46°
1
70°
46°
2
69°
44°
3
68°
37°
4
63°
32°
5
56°
31°
6
53°
28°
7
51°
29°
8
51°
33°
9
54°
32°
10
63°
31°
11
51°
31°
12
53°
34°
13
53°
31°
14
54°
30°
15
52°
29°
16
51°
29°
17
51°
30°
18
52°
34°
19
56°
40°
20
60°
41°
21
63°
42°
22
60°
45°
23
64°
46°
24
66°
44°
25
65°
42°
26
65°
41°
27
63°
42°
28
59°
43°
29
63°
45°
30
65°
44°
31
66°
41°
1
66°
35°
2
61°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Summerton
Summerton's December 2026 forecast shows daily high temperatures ranging from 51° to 70°, with overnight lows between 28° and 49°. The average high for December is 60° with an average low of 38°. 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 Summerton. See also: January | February | March.
