S
M
T
W
T
F
S
29
73°
48°
30
68°
50°
31
67°
60°
1
65°
55°
2
63°
53°
3
74°
50°
4
81°
48°
5
74°
53°
6
70°
54°
7
68°
51°
8
67°
53°
9
65°
54°
10
65°
55°
11
64°
53°
12
61°
50°
13
61°
49°
14
67°
48°
15
67°
47°
16
66°
49°
17
65°
49°
18
70°
61°
19
69°
59°
20
68°
60°
21
64°
59°
22
67°
61°
23
65°
57°
24
64°
59°
25
63°
60°
26
64°
58°
27
64°
59°
28
66°
60°
29
67°
59°
30
69°
60°
1
66°
57°
2
64°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Crystal Cove
Crystal Cove's April 2026 forecast shows daily high temperatures ranging from 63° to 70°, with overnight lows between 56° and 61°. The average high for April is 66° with an average low of 59°. 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 Crystal Cove. See also: May | June | July.