S
M
T
W
T
F
S
31
73°
57°
1
81°
60°
2
66°
51°
3
75°
49°
4
79°
52°
5
83°
55°
6
83°
59°
7
86°
65°
8
81°
65°
9
75°
61°
10
82°
62°
11
84°
64°
12
86°
63°
13
88°
63°
14
83°
63°
15
85°
64°
16
83°
63°
17
82°
59°
18
83°
63°
19
84°
66°
20
87°
64°
21
85°
65°
22
84°
64°
23
82°
64°
24
83°
63°
25
85°
65°
26
86°
65°
27
85°
64°
28
80°
65°
29
79°
65°
30
80°
64°
1
80°
63°
2
79°
60°
3
79°
60°
4
80°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Flat Rock
Flat Rock's June 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 52° and 66°. The average high for June is 83° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Flat Rock. See also: July | August | September.