S
M
T
W
T
F
S
29
45°
30°
30
45°
28°
1
44°
27°
2
42°
27°
3
44°
26°
4
42°
28°
5
41°
31°
6
47°
36°
7
51°
39°
8
56°
35°
9
57°
32°
10
46°
29°
11
44°
31°
12
45°
28°
13
44°
30°
14
42°
26°
15
47°
24°
16
42°
24°
17
39°
23°
18
40°
23°
19
39°
24°
20
41°
35°
21
49°
28°
22
51°
27°
23
44°
33°
24
49°
33°
25
53°
32°
26
48°
27°
27
44°
26°
28
47°
22°
29
48°
26°
30
37°
16°
31
51°
17°
1
35°
20°
2
33°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Clementon
Clementon's December 2026 forecast shows daily high temperatures ranging from 33° to 57°, with overnight lows between 16° and 39°. The average high for December is 45° with an average low of 28°. 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 Clementon. See also: January | February | March.