S
M
T
W
T
F
S
29
69°
48°
30
67°
48°
1
69°
43°
2
55°
35°
3
54°
34°
4
58°
39°
5
64°
41°
6
55°
35°
7
53°
36°
8
52°
33°
9
52°
33°
10
50°
32°
11
53°
33°
12
56°
37°
13
60°
37°
14
55°
37°
15
55°
41°
16
54°
39°
17
55°
35°
18
57°
33°
19
53°
31°
20
51°
32°
21
52°
32°
22
54°
34°
23
52°
34°
24
50°
32°
25
50°
31°
26
51°
32°
27
51°
31°
28
52°
32°
29
52°
34°
30
51°
32°
31
51°
31°
1
50°
30°
2
49°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sterlington
Sterlington's December 2026 forecast shows daily high temperatures ranging from 49° to 69°, with overnight lows between 30° and 48°. The average high for December is 55° with an average low of 35°. 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 Sterlington. See also: January | February | March.
