S
M
T
W
T
F
S
29
68°
50°
30
73°
50°
1
72°
51°
2
72°
48°
3
67°
47°
4
61°
44°
5
65°
47°
6
64°
46°
7
65°
43°
8
61°
43°
9
58°
42°
10
58°
38°
11
59°
35°
12
58°
36°
13
59°
35°
14
61°
38°
15
60°
47°
16
66°
42°
17
71°
44°
18
67°
45°
19
65°
33°
20
61°
30°
21
57°
31°
22
56°
38°
23
58°
35°
24
69°
31°
25
64°
30°
26
56°
34°
27
57°
32°
28
57°
33°
29
58°
43°
30
60°
41°
31
68°
31°
1
61°
29°
2
54°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Cecil
Cecil's December 2026 forecast shows daily high temperatures ranging from 54° to 73°, with overnight lows between 28° and 51°. The average high for December is 62° with an average low of 39°. 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 Cecil. See also: January | February | March.