S
M
T
W
T
F
S
29
68°
45°
30
65°
40°
1
64°
33°
2
52°
30°
3
53°
33°
4
57°
42°
5
59°
36°
6
52°
32°
7
53°
31°
8
50°
28°
9
50°
28°
10
51°
29°
11
54°
30°
12
56°
35°
13
59°
35°
14
54°
32°
15
53°
33°
16
50°
35°
17
53°
31°
18
51°
28°
19
50°
26°
20
50°
27°
21
51°
29°
22
56°
29°
23
49°
28°
24
47°
27°
25
47°
26°
26
48°
28°
27
49°
28°
28
49°
29°
29
50°
28°
30
49°
30°
31
50°
26°
1
49°
26°
2
48°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Gilmer
Gilmer's December 2026 forecast shows daily high temperatures ranging from 47° to 68°, with overnight lows between 26° and 45°. The average high for December is 53° with an average low of 31°. 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 Gilmer. See also: January | February | March.
