S
M
T
W
T
F
S
29
59°
43°
30
65°
33°
1
65°
33°
2
56°
32°
3
54°
35°
4
52°
36°
5
54°
42°
6
60°
46°
7
63°
43°
8
64°
38°
9
64°
30°
10
55°
30°
11
53°
38°
12
57°
43°
13
63°
45°
14
63°
45°
15
61°
44°
16
62°
39°
17
63°
33°
18
60°
35°
19
51°
35°
20
54°
27°
21
62°
25°
22
44°
27°
23
44°
27°
24
45°
24°
25
44°
26°
26
45°
31°
27
49°
32°
28
49°
37°
29
47°
39°
30
59°
35°
31
58°
36°
1
54°
32°
2
50°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Apex
Apex's December 2026 forecast shows daily high temperatures ranging from 44° to 65°, with overnight lows between 24° and 46°. The average high for December is 56° with an average low of 35°. 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 Apex. See also: January | February | March.