S
M
T
W
T
F
S
29
58°
44°
30
59°
43°
1
58°
45°
2
61°
51°
3
59°
49°
4
60°
47°
5
62°
46°
6
62°
45°
7
61°
46°
8
62°
50°
9
62°
46°
10
61°
46°
11
61°
50°
12
62°
50°
13
61°
49°
14
60°
49°
15
61°
45°
16
58°
45°
17
59°
44°
18
62°
44°
19
61°
48°
20
61°
48°
21
60°
46°
22
61°
49°
23
60°
45°
24
62°
51°
25
60°
49°
26
61°
41°
27
55°
45°
28
53°
48°
29
53°
47°
30
60°
48°
31
62°
50°
1
63°
45°
2
59°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Pacifica
Pacifica's December 2026 forecast shows daily high temperatures ranging from 53° to 63°, with overnight lows between 41° and 51°. The average high for December is 60° with an average low of 47°. 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 Pacifica. See also: January | February | March.
