S
M
T
W
T
F
S
30
48°
33°
1
52°
34°
2
46°
30°
3
46°
31°
4
54°
38°
5
46°
38°
6
50°
37°
7
44°
37°
8
47°
39°
9
48°
39°
10
58°
41°
11
62°
38°
12
62°
41°
13
58°
42°
14
51°
39°
15
48°
40°
16
49°
44°
17
49°
33°
18
46°
34°
19
46°
28°
20
38°
28°
21
44°
34°
22
37°
28°
23
36°
29°
24
41°
31°
25
39°
28°
26
34°
27°
27
35°
27°
28
40°
31°
29
50°
34°
30
52°
36°
31
48°
36°
1
46°
38°
2
46°
37°
3
39°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Cape Blanco State Park
Cape Blanco State Park'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 Cape Blanco State Park. See also: January | February | March.