S
M
T
W
T
F
S
29
64°
42°
30
65°
41°
1
64°
43°
2
64°
44°
3
67°
46°
4
69°
47°
5
68°
41°
6
63°
44°
7
66°
46°
8
70°
46°
9
70°
45°
10
69°
47°
11
69°
46°
12
70°
47°
13
70°
45°
14
69°
45°
15
69°
46°
16
68°
46°
17
69°
47°
18
70°
46°
19
70°
43°
20
69°
43°
21
65°
38°
22
62°
39°
23
61°
42°
24
63°
45°
25
64°
44°
26
63°
42°
27
63°
42°
28
64°
43°
29
64°
42°
30
65°
45°
31
64°
43°
1
64°
44°
2
66°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Pacoima
Pacoima's December 2026 forecast shows daily high temperatures ranging from 61° to 70°, with overnight lows between 38° and 47°. The average high for December is 66° with an average low of 44°. 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 Pacoima. See also: January | February | March.