S
M
T
W
T
F
S
29
76°
49°
30
69°
54°
31
64°
55°
1
68°
53°
2
59°
48°
3
68°
46°
4
81°
54°
5
76°
54°
6
59°
54°
7
64°
51°
8
69°
56°
9
68°
55°
10
66°
54°
11
64°
53°
12
59°
47°
13
59°
47°
14
58°
49°
15
61°
48°
16
60°
50°
17
60°
51°
18
62°
50°
19
60°
50°
20
62°
48°
21
62°
46°
22
58°
49°
23
58°
51°
24
59°
51°
25
58°
50°
26
59°
50°
27
61°
49°
28
61°
51°
29
59°
48°
30
64°
49°
1
64°
51°
2
61°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Seaside
Seaside's April 2026 forecast shows daily high temperatures ranging from 58° to 69°, with overnight lows between 46° and 56°. The average high for April is 61° 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 Seaside. See also: May | June | July.