S
M
T
W
T
F
S
29
49°
30°
30
48°
26°
1
45°
27°
2
49°
29°
3
49°
29°
4
48°
31°
5
48°
27°
6
47°
28°
7
46°
26°
8
46°
26°
9
47°
27°
10
46°
26°
11
44°
27°
12
45°
28°
13
48°
30°
14
49°
27°
15
50°
28°
16
49°
25°
17
47°
26°
18
45°
22°
19
42°
22°
20
41°
21°
21
40°
21°
22
41°
22°
23
42°
21°
24
41°
21°
25
40°
20°
26
41°
20°
27
40°
19°
28
41°
23°
29
42°
24°
30
44°
26°
31
43°
25°
1
42°
23°
2
41°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Wrightwood
Wrightwood's December 2026 forecast shows daily high temperatures ranging from 40° to 50°, with overnight lows between 19° and 31°. The average high for December is 45° with an average low of 25°. 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 Wrightwood. See also: January | February | March.