S
M
T
W
T
F
S
29
57°
41°
30
58°
44°
1
61°
38°
2
53°
36°
3
59°
41°
4
61°
41°
5
53°
38°
6
50°
37°
7
48°
43°
8
54°
43°
9
58°
41°
10
60°
45°
11
61°
39°
12
49°
35°
13
48°
31°
14
47°
29°
15
46°
31°
16
46°
28°
17
47°
32°
18
52°
43°
19
57°
43°
20
58°
35°
21
46°
31°
22
48°
33°
23
55°
39°
24
54°
35°
25
46°
29°
26
46°
29°
27
48°
36°
28
50°
30°
29
51°
30°
30
48°
31°
31
50°
29°
1
49°
28°
2
48°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Rex
Rex's December 2026 forecast shows daily high temperatures ranging from 46° to 61°, with overnight lows between 28° and 45°. The average high for December is 52° with an average low of 36°. 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 Rex. See also: January | February | March.
