S
M
T
W
T
F
S
29
57°
41°
30
66°
30°
31
66°
39°
1
61°
48°
2
63°
43°
3
68°
37°
4
75°
39°
5
73°
43°
6
73°
43°
7
73°
39°
8
75°
41°
9
81°
43°
10
81°
48°
11
82°
50°
12
61°
46°
13
61°
41°
14
67°
45°
15
69°
49°
16
72°
52°
17
71°
53°
18
73°
55°
19
70°
53°
20
69°
56°
21
72°
54°
22
71°
52°
23
70°
50°
24
68°
53°
25
69°
53°
26
70°
52°
27
65°
50°
28
66°
53°
29
65°
51°
30
64°
49°
1
64°
49°
2
65°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Santa Susanna
Santa Susanna's April 2026 forecast shows daily high temperatures ranging from 64° to 73°, with overnight lows between 45° and 56°. The average high for April is 68° with an average low of 52°. 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 Santa Susanna. See also: May | June | July.