S
M
T
W
T
F
S
29
60°
25°
30
78°
45°
31
86°
60°
1
87°
52°
2
51°
41°
3
77°
42°
4
76°
43°
5
75°
45°
6
61°
40°
7
60°
37°
8
47°
29°
9
53°
25°
10
68°
38°
11
60°
43°
12
51°
47°
13
70°
56°
14
69°
57°
15
85°
58°
16
84°
60°
17
80°
52°
18
73°
55°
19
74°
45°
20
62°
38°
21
64°
48°
22
72°
50°
23
72°
50°
24
71°
42°
25
57°
38°
26
59°
43°
27
59°
40°
28
60°
45°
29
63°
43°
30
66°
42°
1
61°
40°
2
61°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Seaside Heights Harbor
Seaside Heights Harbor's April 2026 forecast shows daily high temperatures ranging from 51° to 85°, with overnight lows between 38° and 60°. The average high for April is 67° with an average low of 47°. 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 Seaside Heights Harbor. See also: May | June | July.