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