S
M
T
W
T
F
S
27
74°
49°
28
74°
52°
29
79°
49°
30
76°
57°
1
86°
68°
2
63°
51°
3
65°
44°
4
71°
47°
5
64°
40°
6
65°
46°
7
69°
52°
8
72°
53°
9
68°
50°
10
70°
54°
11
73°
51°
12
64°
47°
13
63°
46°
14
62°
47°
15
63°
42°
16
66°
48°
17
67°
48°
18
66°
47°
19
66°
43°
20
55°
40°
21
54°
40°
22
53°
39°
23
58°
46°
24
64°
46°
25
64°
45°
26
63°
38°
27
51°
35°
28
54°
36°
29
55°
41°
30
53°
38°
31
60°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Flat Rock
Flat Rock's October 2026 forecast shows daily high temperatures ranging from 51° to 73°, with overnight lows between 35° and 54°. The average high for October is 63° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Flat Rock. See also: November | December | January.