S
M
T
W
T
F
S
30
69°
48°
31
70°
46°
1
69°
48°
2
69°
51°
3
73°
49°
4
74°
48°
5
68°
54°
6
71°
56°
7
76°
53°
8
75°
47°
9
74°
47°
10
67°
49°
11
67°
52°
12
66°
52°
13
73°
52°
14
73°
50°
15
Hist. Avg.
64°
46°
16
Hist. Avg.
64°
45°
17
Hist. Avg.
64°
45°
18
Hist. Avg.
63°
45°
19
Hist. Avg.
63°
44°
20
Hist. Avg.
63°
44°
21
Hist. Avg.
62°
44°
22
Hist. Avg.
62°
43°
23
Hist. Avg.
61°
43°
24
Hist. Avg.
61°
43°
25
Hist. Avg.
61°
43°
26
Hist. Avg.
60°
42°
27
Hist. Avg.
60°
42°
28
Hist. Avg.
59°
42°
29
Hist. Avg.
59°
41°
30
Hist. Avg.
59°
41°
1
Hist. Avg.
58°
41°
2
Hist. Avg.
58°
41°
3
Hist. Avg.
58°
40°
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 66° to 76°, with overnight lows between 46° and 56°. The average high for September is 71° with an average low of 50°. 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.