S
M
T
W
T
F
S
29
71°
51°
30
69°
52°
1
71°
44°
2
58°
39°
3
58°
38°
4
59°
46°
5
66°
44°
6
59°
39°
7
56°
39°
8
55°
38°
9
56°
37°
10
55°
36°
11
56°
37°
12
57°
37°
13
59°
41°
14
60°
43°
15
60°
40°
16
61°
41°
17
60°
38°
18
63°
37°
19
57°
34°
20
55°
36°
21
56°
37°
22
58°
36°
23
56°
36°
24
54°
35°
25
56°
35°
26
56°
36°
27
57°
35°
28
57°
36°
29
58°
37°
30
54°
36°
31
57°
34°
1
55°
33°
2
54°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sulphur
Sulphur's December 2026 forecast shows daily high temperatures ranging from 54° to 71°, with overnight lows between 33° and 52°. The average high for December is 59° with an average low of 39°. 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 Sulphur. See also: January | February | March.
