S
M
T
W
T
F
S
29
49°
28°
30
51°
30°
1
50°
31°
2
52°
39°
3
54°
42°
4
65°
41°
5
58°
44°
6
66°
35°
7
67°
35°
8
53°
36°
9
52°
41°
10
64°
39°
11
65°
40°
12
64°
42°
13
66°
43°
14
66°
32°
15
65°
26°
16
52°
27°
17
52°
31°
18
57°
29°
19
50°
32°
20
49°
39°
21
56°
36°
22
63°
31°
23
53°
28°
24
49°
29°
25
49°
34°
26
55°
31°
27
54°
29°
28
58°
23°
29
49°
23°
30
47°
24°
31
45°
19°
1
46°
21°
2
46°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Roscoe
Roscoe's December 2026 forecast shows daily high temperatures ranging from 45° to 67°, with overnight lows between 19° and 44°. The average high for December is 55° with an average low of 32°. 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 Roscoe. See also: January | February | March.
