S
M
T
W
T
F
S
29
51°
30°
30
52°
31°
1
53°
38°
2
53°
40°
3
54°
43°
4
53°
43°
5
52°
42°
6
53°
44°
7
54°
41°
8
52°
35°
9
50°
31°
10
51°
31°
11
66°
42°
12
67°
30°
13
68°
27°
14
49°
29°
15
51°
28°
16
52°
27°
17
49°
31°
18
53°
44°
19
62°
45°
20
64°
44°
21
67°
36°
22
66°
43°
23
65°
45°
24
66°
28°
25
67°
26°
26
52°
27°
27
49°
30°
28
54°
41°
29
59°
43°
30
63°
44°
31
65°
45°
1
64°
41°
2
65°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Opelika
Opelika's December 2026 forecast shows daily high temperatures ranging from 49° to 68°, with overnight lows between 26° and 45°. The average high for December is 57° with an average low of 36°. 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 Opelika. See also: January | February | March.