S
M
T
W
T
F
S
29
52°
30°
30
53°
35°
1
59°
35°
2
63°
28°
3
53°
31°
4
54°
41°
5
59°
46°
6
64°
41°
7
67°
32°
8
60°
33°
9
57°
39°
10
58°
42°
11
60°
40°
12
61°
34°
13
56°
28°
14
49°
30°
15
49°
36°
16
54°
39°
17
58°
41°
18
60°
42°
19
62°
41°
20
66°
37°
21
65°
31°
22
53°
30°
23
48°
29°
24
48°
38°
25
55°
38°
26
54°
25°
27
55°
24°
28
49°
28°
29
47°
22°
30
46°
20°
31
44°
22°
1
44°
25°
2
55°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sash
Sash's December 2026 forecast shows daily high temperatures ranging from 44° to 67°, with overnight lows between 20° and 46°. 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 Sash. See also: January | February | March.