S
M
T
W
T
F
S
29
56°
39°
30
58°
40°
1
57°
34°
2
50°
36°
3
58°
41°
4
61°
37°
5
48°
34°
6
50°
39°
7
47°
40°
8
49°
39°
9
54°
39°
10
55°
40°
11
59°
36°
12
45°
31°
13
49°
26°
14
43°
24°
15
43°
30°
16
44°
24°
17
45°
35°
18
53°
39°
19
54°
38°
20
56°
31°
21
42°
26°
22
44°
33°
23
52°
34°
24
46°
34°
25
42°
24°
26
42°
25°
27
45°
31°
28
47°
26°
29
46°
25°
30
44°
24°
31
45°
23°
1
45°
22°
2
43°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sequatchie
Sequatchie's December 2026 forecast shows daily high temperatures ranging from 42° to 61°, with overnight lows between 22° and 41°. The average high for December is 49° with an average low of 32°. 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 Sequatchie. See also: January | February | March.