S
M
T
W
T
F
S
29
68°
47°
30
68°
49°
1
70°
46°
2
69°
49°
3
68°
50°
4
71°
49°
5
72°
44°
6
67°
43°
7
67°
42°
8
66°
44°
9
65°
48°
10
67°
48°
11
70°
47°
12
70°
48°
13
67°
47°
14
66°
46°
15
68°
45°
16
68°
46°
17
67°
48°
18
69°
49°
19
71°
50°
20
70°
43°
21
68°
42°
22
65°
46°
23
66°
49°
24
69°
45°
25
68°
44°
26
67°
48°
27
67°
45°
28
69°
49°
29
72°
44°
30
Hist. Avg.
70°
48°
31
Hist. Avg.
71°
48°
1
Hist. Avg.
71°
48°
2
Hist. Avg.
71°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Orange
Orange's December 2026 forecast shows daily high temperatures ranging from 65° to 72°, with overnight lows between 42° and 50°. The average high for December is 68° with an average low of 46°. 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 Orange. See also: January | February | March.