S
M
T
W
T
F
S
29
46°
40°
30
52°
35°
1
53°
30°
2
44°
38°
3
46°
37°
4
53°
33°
5
46°
37°
6
49°
42°
7
52°
39°
8
54°
35°
9
52°
36°
10
46°
38°
11
49°
37°
12
51°
37°
13
51°
33°
14
44°
36°
15
44°
38°
16
52°
34°
17
52°
31°
18
44°
32°
19
46°
31°
20
43°
35°
21
44°
37°
22
50°
36°
23
50°
37°
24
48°
36°
25
48°
32°
26
45°
29°
27
41°
28°
28
39°
30°
29
42°
29°
30
41°
29°
31
39°
34°
1
47°
22°
2
50°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Roosevelt
Roosevelt's December 2026 forecast shows daily high temperatures ranging from 39° to 54°, with overnight lows between 18° and 42°. The average high for December is 47° with an average low of 34°. 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 Roosevelt. See also: January | February | March.
