S
M
T
W
T
F
S
30
55°
41°
1
55°
39°
2
55°
39°
3
55°
37°
4
57°
37°
5
55°
45°
6
57°
46°
7
57°
41°
8
59°
45°
9
63°
48°
10
62°
47°
11
61°
42°
12
63°
39°
13
59°
41°
14
57°
41°
15
59°
45°
16
63°
54°
17
59°
46°
18
57°
46°
19
55°
43°
20
54°
41°
21
57°
48°
22
55°
45°
23
54°
43°
24
57°
43°
25
52°
45°
26
48°
45°
27
48°
37°
28
54°
34°
29
57°
36°
30
57°
36°
31
54°
43°
1
59°
50°
2
59°
50°
3
54°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Capetown
Capetown'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 Capetown. See also: January | February | March.
