S
M
T
W
T
F
S
30
63°
49°
1
68°
50°
2
66°
46°
3
69°
50°
4
71°
52°
5
69°
48°
6
71°
52°
7
73°
48°
8
78°
51°
9
82°
55°
10
84°
57°
11
79°
55°
12
77°
52°
13
65°
49°
14
62°
52°
15
61°
48°
16
68°
47°
17
63°
50°
18
76°
51°
19
75°
48°
20
62°
51°
21
71°
52°
22
66°
50°
23
64°
54°
24
64°
59°
25
65°
55°
26
59°
53°
27
60°
47°
28
68°
44°
29
72°
55°
30
73°
61°
31
70°
58°
1
64°
54°
2
65°
54°
3
66°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Foothill Ranch
Foothill Ranch's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Foothill Ranch. See also: January | February | March.
