S
M
T
W
T
F
S
31
77°
52°
1
77°
57°
2
75°
54°
3
81°
54°
4
82°
55°
5
82°
59°
6
86°
68°
7
86°
66°
8
81°
70°
9
86°
72°
10
90°
72°
11
90°
68°
12
81°
66°
13
81°
59°
14
77°
64°
15
73°
54°
16
77°
54°
17
77°
59°
18
79°
64°
19
80°
61°
20
80°
63°
21
81°
68°
22
77°
58°
23
78°
60°
24
79°
59°
25
78°
58°
26
77°
60°
27
79°
63°
28
80°
68°
29
84°
67°
30
85°
68°
1
84°
65°
2
83°
64°
3
81°
67°
4
81°
66°
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 77° to 85°, with overnight lows between 58° and 68°. The average high for June is 80° 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.