S
M
T
W
T
F
S
30
54°
34°
1
50°
39°
2
46°
39°
3
48°
30°
4
50°
27°
5
46°
39°
6
43°
37°
7
41°
37°
8
45°
36°
9
43°
27°
10
57°
28°
11
52°
32°
12
52°
34°
13
64°
28°
14
59°
23°
15
37°
16°
16
57°
19°
17
63°
25°
18
61°
39°
19
64°
37°
20
57°
28°
21
66°
28°
22
55°
32°
23
68°
34°
24
75°
45°
25
79°
46°
26
59°
45°
27
77°
39°
28
54°
43°
29
70°
37°
30
46°
25°
31
52°
23°
1
61°
30°
2
63°
30°
3
54°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Ruby
Ruby'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 Ruby. See also: January | February | March.