S
M
T
W
T
F
S
29
86°
52°
30
78°
52°
31
66°
56°
1
66°
55°
2
69°
52°
3
76°
54°
4
83°
58°
5
85°
60°
6
77°
53°
7
75°
49°
8
79°
51°
9
74°
54°
10
69°
51°
11
66°
54°
12
64°
49°
13
62°
47°
14
70°
44°
15
72°
46°
16
73°
49°
17
77°
47°
18
81°
59°
19
80°
51°
20
74°
49°
21
65°
48°
22
73°
48°
23
76°
52°
24
71°
53°
25
69°
52°
26
71°
50°
27
74°
49°
28
75°
51°
29
79°
52°
30
82°
55°
1
80°
53°
2
78°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Santa Susana
Santa Susana's April 2026 forecast shows daily high temperatures ranging from 65° to 82°, with overnight lows between 48° and 55°. The average high for April is 74° with an average low of 51°. 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 Susana. See also: May | June | July.