S
M
T
W
T
F
S
29
47°
29°
30
49°
33°
1
51°
32°
2
50°
32°
3
52°
30°
4
47°
29°
5
49°
27°
6
48°
30°
7
50°
28°
8
42°
25°
9
39°
24°
10
39°
22°
11
37°
27°
12
39°
24°
13
40°
24°
14
39°
19°
15
38°
18°
16
38°
20°
17
39°
21°
18
38°
25°
19
43°
23°
20
44°
16°
21
38°
17°
22
35°
17°
23
33°
18°
24
37°
18°
25
38°
17°
26
42°
10°
27
35°
8°
28
30°
9°
29
32°
5°
30
32°
16°
31
35°
20°
1
46°
13°
2
42°
9°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Ruby
Ruby's December 2026 forecast shows daily high temperatures ranging from 30° to 52°, with overnight lows between 5° and 33°. The average high for December is 41° with an average low of 21°. 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.
