S
M
T
W
T
F
S
29
76°
55°
30
74°
51°
1
73°
42°
2
61°
41°
3
62°
41°
4
66°
52°
5
71°
46°
6
62°
42°
7
60°
41°
8
60°
40°
9
59°
38°
10
60°
39°
11
61°
40°
12
63°
42°
13
68°
49°
14
64°
40°
15
64°
39°
16
62°
44°
17
67°
40°
18
61°
36°
19
58°
35°
20
58°
38°
21
60°
43°
22
65°
37°
23
66°
36°
24
58°
37°
25
61°
37°
26
59°
38°
27
61°
45°
28
63°
38°
29
61°
36°
30
59°
37°
31
60°
35°
1
58°
36°
2
59°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Fannin
Fannin's December 2026 forecast shows daily high temperatures ranging from 58° to 76°, with overnight lows between 35° and 55°. The average high for December is 63° with an average low of 41°. 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 Fannin. See also: January | February | March.
