S
M
T
W
T
F
S
29
59°
42°
30
65°
40°
1
66°
40°
2
66°
35°
3
60°
29°
4
57°
26°
5
52°
24°
6
47°
22°
7
49°
25°
8
51°
24°
9
48°
23°
10
47°
23°
11
44°
20°
12
44°
26°
13
45°
21°
14
46°
20°
15
43°
19°
16
43°
19°
17
45°
22°
18
46°
30°
19
49°
35°
20
54°
34°
21
59°
36°
22
58°
39°
23
59°
38°
24
61°
38°
25
63°
37°
26
61°
35°
27
58°
35°
28
55°
38°
29
58°
39°
30
61°
37°
31
61°
31°
1
60°
26°
2
54°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sunset
Sunset's December 2026 forecast shows daily high temperatures ranging from 43° to 66°, with overnight lows between 19° and 42°. The average high for December is 54° with an average low of 30°. 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 Sunset. See also: January | February | March.
