S
M
T
W
T
F
S
29
65°
42°
30
67°
34°
1
54°
29°
2
51°
28°
3
55°
37°
4
60°
39°
5
54°
34°
6
52°
30°
7
52°
28°
8
49°
25°
9
50°
26°
10
51°
30°
11
55°
30°
12
59°
36°
13
57°
38°
14
55°
29°
15
53°
26°
16
50°
29°
17
53°
26°
18
50°
23°
19
49°
24°
20
49°
25°
21
52°
26°
22
52°
26°
23
51°
23°
24
49°
23°
25
50°
28°
26
50°
31°
27
56°
28°
28
54°
26°
29
51°
25°
30
49°
24°
31
50°
23°
1
49°
25°
2
51°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Carbon
Carbon's December 2026 forecast shows daily high temperatures ranging from 49° to 67°, with overnight lows between 23° and 42°. The average high for December is 53° with an average low of 29°. 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 Carbon. See also: January | February | March.