S
M
T
W
T
F
S
30
96°
70°
31
98°
69°
1
99°
68°
2
94°
63°
3
93°
63°
4
93°
66°
5
94°
66°
6
95°
67°
7
96°
64°
8
93°
63°
9
93°
60°
10
92°
60°
11
92°
61°
12
94°
63°
13
95°
61°
14
94°
60°
15
92°
67°
16
92°
66°
17
88°
66°
18
88°
65°
19
89°
66°
20
87°
65°
21
88°
65°
22
91°
64°
23
90°
65°
24
91°
65°
25
93°
64°
26
93°
63°
27
92°
60°
28
90°
59°
29
89°
60°
30
88°
63°
1
90°
64°
2
92°
62°
3
91°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hinkley
Hinkley's September 2026 forecast shows daily high temperatures ranging from 87° to 99°, with overnight lows between 59° and 70°. The average high for September is 92° with an average low of 64°. 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 Hinkley. See also: October | November | December.
