S
M
T
W
T
F
S
29
59°
37°
30
51°
38°
31
44°
34°
1
36°
28°
2
37°
28°
3
60°
29°
4
71°
49°
5
67°
51°
6
69°
52°
7
65°
41°
8
64°
46°
9
60°
40°
10
53°
40°
11
40°
34°
12
48°
31°
13
43°
31°
14
40°
29°
15
37°
27°
16
46°
27°
17
59°
30°
18
62°
44°
19
53°
41°
20
50°
35°
21
42°
34°
22
42°
33°
23
58°
44°
24
61°
44°
25
61°
47°
26
57°
45°
27
57°
46°
28
59°
46°
29
58°
45°
30
59°
47°
1
57°
46°
2
59°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Cape Blanco State Park
Cape Blanco State Park's April 2026 forecast shows daily high temperatures ranging from 57° to 61°, with overnight lows between 44° and 47°. The average high for April is 59° 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 April weather will actually feel in Cape Blanco State Park. See also: May | June | July.