S
M
T
W
T
F
S
30
84°
60°
31
85°
61°
1
86°
64°
2
87°
65°
3
81°
66°
4
83°
65°
5
84°
65°
6
85°
64°
7
83°
65°
8
85°
65°
9
83°
64°
10
86°
65°
11
84°
64°
12
85°
59°
13
84°
56°
14
76°
56°
15
76°
55°
16
77°
56°
17
77°
59°
18
81°
62°
19
81°
61°
20
74°
62°
21
80°
61°
22
82°
60°
23
81°
53°
24
74°
52°
25
71°
51°
26
75°
52°
27
76°
52°
28
Hist. Avg.
77°
54°
29
Hist. Avg.
77°
54°
30
Hist. Avg.
76°
53°
1
Hist. Avg.
76°
53°
2
Hist. Avg.
76°
53°
3
Hist. Avg.
76°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Red Rock
Red Rock's September 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 51° and 66°. The average high for September is 81° 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 Red Rock. See also: October | November | December.