S
M
T
W
T
F
S
30
90°
71°
31
82°
64°
1
82°
61°
2
81°
59°
3
79°
62°
4
79°
63°
5
84°
64°
6
87°
66°
7
88°
65°
8
84°
63°
9
85°
65°
10
84°
64°
11
85°
59°
12
87°
63°
13
88°
63°
14
88°
64°
15
88°
63°
16
87°
63°
17
87°
62°
18
85°
59°
19
80°
57°
20
82°
58°
21
85°
59°
22
86°
60°
23
85°
60°
24
82°
57°
25
78°
54°
26
77°
54°
27
76°
53°
28
78°
53°
29
80°
55°
30
80°
57°
1
79°
55°
2
81°
56°
3
84°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ladera Ranch
Ladera Ranch's September 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 53° and 66°. The average high for September is 83° with an average low of 60°. 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 Ladera Ranch. See also: October | November | December.