S
M
T
W
T
F
S
30
83°
64°
31
79°
59°
1
78°
56°
2
76°
55°
3
78°
57°
4
79°
58°
5
83°
59°
6
74°
63°
7
82°
73°
8
83°
73°
9
88°
71°
10
85°
72°
11
81°
69°
12
82°
63°
13
81°
60°
14
82°
61°
15
79°
62°
16
80°
64°
17
81°
64°
18
79°
63°
19
78°
60°
20
77°
58°
21
73°
60°
22
73°
60°
23
74°
61°
24
73°
61°
25
74°
60°
26
74°
61°
27
73°
61°
28
77°
62°
29
78°
62°
30
79°
61°
1
79°
61°
2
78°
62°
3
80°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Malibu
Malibu's September 2026 forecast shows daily high temperatures ranging from 73° to 88°, with overnight lows between 58° and 73°. The average high for September is 79° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Malibu. See also: October | November | December.
