S
M
T
W
T
F
S
29
58°
45°
30
66°
45°
1
67°
47°
2
65°
44°
3
62°
41°
4
55°
37°
5
62°
40°
6
61°
41°
7
56°
38°
8
53°
38°
9
52°
36°
10
50°
33°
11
51°
31°
12
51°
31°
13
55°
30°
14
54°
28°
15
52°
35°
16
51°
39°
17
58°
41°
18
60°
39°
19
59°
28°
20
54°
25°
21
50°
25°
22
48°
29°
23
50°
30°
24
50°
27°
25
51°
25°
26
48°
27°
27
50°
26°
28
50°
27°
29
51°
31°
30
52°
34°
31
61°
27°
1
55°
24°
2
48°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mitchell
Mitchell's December 2026 forecast shows daily high temperatures ranging from 48° to 67°, with overnight lows between 23° and 47°. The average high for December is 55° with an average low of 33°. 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 Mitchell. See also: January | February | March.