S
M
T
W
T
F
S
29
74°
53°
30
67°
51°
31
68°
59°
1
66°
54°
2
69°
54°
3
81°
55°
4
87°
69°
5
81°
63°
6
71°
57°
7
68°
54°
8
70°
54°
9
69°
57°
10
66°
58°
11
65°
54°
12
65°
48°
13
66°
50°
14
67°
48°
15
70°
50°
16
69°
50°
17
70°
50°
18
69°
51°
19
70°
50°
20
69°
51°
21
71°
49°
22
72°
50°
23
71°
51°
24
69°
48°
25
63°
46°
26
64°
47°
27
64°
47°
28
66°
52°
29
66°
53°
30
63°
51°
1
63°
48°
2
64°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Sea Cliff
Sea Cliff's April 2026 forecast shows daily high temperatures ranging from 63° to 72°, with overnight lows between 46° and 54°. The average high for April is 67° with an average low of 50°. 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 Sea Cliff. See also: May | June | July.