S
M
T
W
T
F
S
30
54°
45°
1
50°
36°
2
44°
34°
3
47°
42°
4
46°
42°
5
46°
41°
6
46°
42°
7
44°
41°
8
44°
41°
9
44°
41°
10
43°
41°
11
43°
39°
12
44°
39°
13
43°
40°
14
44°
41°
15
45°
41°
16
45°
40°
17
51°
41°
18
55°
44°
19
58°
43°
20
65°
43°
21
72°
46°
22
67°
43°
23
70°
48°
24
64°
55°
25
59°
53°
26
61°
40°
27
58°
38°
28
55°
38°
29
52°
34°
30
48°
32°
31
50°
43°
1
66°
47°
2
65°
40°
3
63°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Three Rocks
Three Rocks's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Three Rocks. See also: January | February | March.