S
M
T
W
T
F
S
30
69°
45°
31
69°
47°
1
68°
54°
2
67°
54°
3
66°
53°
4
66°
51°
5
68°
49°
6
67°
45°
7
66°
44°
8
67°
45°
9
67°
43°
10
70°
44°
11
68°
48°
12
63°
43°
13
65°
46°
14
Hist. Avg.
68°
53°
15
Hist. Avg.
68°
53°
16
Hist. Avg.
68°
52°
17
Hist. Avg.
68°
52°
18
Hist. Avg.
67°
52°
19
Hist. Avg.
67°
52°
20
Hist. Avg.
67°
52°
21
Hist. Avg.
66°
52°
22
Hist. Avg.
66°
51°
23
Hist. Avg.
66°
51°
24
Hist. Avg.
65°
51°
25
Hist. Avg.
65°
51°
26
Hist. Avg.
65°
50°
27
Hist. Avg.
64°
50°
28
Hist. Avg.
64°
50°
29
Hist. Avg.
64°
50°
30
Hist. Avg.
63°
50°
1
Hist. Avg.
63°
49°
2
Hist. Avg.
62°
49°
3
Hist. Avg.
62°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in High Rock
High Rock's September 2026 forecast shows daily high temperatures ranging from 63° to 70°, with overnight lows between 43° and 54°. The average high for September is 67° with an average low of 47°. 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 High Rock. See also: October | November | December.