S
M
T
W
T
F
S
29
72°
49°
30
70°
44°
1
69°
36°
2
56°
35°
3
58°
35°
4
61°
46°
5
65°
39°
6
58°
35°
7
57°
36°
8
55°
34°
9
55°
33°
10
56°
33°
11
58°
34°
12
60°
36°
13
63°
40°
14
60°
36°
15
58°
35°
16
57°
38°
17
60°
35°
18
57°
32°
19
55°
30°
20
55°
32°
21
57°
34°
22
61°
33°
23
56°
31°
24
53°
32°
25
55°
31°
26
55°
32°
27
56°
33°
28
58°
33°
29
56°
34°
30
54°
33°
31
56°
31°
1
55°
31°
2
55°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Shiro
Shiro's December 2026 forecast shows daily high temperatures ranging from 53° to 72°, with overnight lows between 30° and 49°. The average high for December is 58° with an average low of 35°. 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 Shiro. See also: January | February | March.