S
M
T
W
T
F
S
29
70°
33°
30
79°
52°
31
83°
60°
1
67°
52°
2
79°
55°
3
80°
66°
4
72°
44°
5
56°
38°
6
61°
38°
7
52°
37°
8
73°
37°
9
78°
53°
10
74°
53°
11
72°
43°
12
82°
57°
13
81°
69°
14
86°
68°
15
79°
63°
16
80°
55°
17
84°
54°
18
65°
36°
19
62°
34°
20
66°
48°
21
73°
51°
22
74°
57°
23
73°
56°
24
77°
53°
25
69°
48°
26
64°
47°
27
67°
48°
28
74°
50°
29
64°
50°
30
65°
53°
1
68°
49°
2
67°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Flat Rock
Flat Rock's April 2026 forecast shows daily high temperatures ranging from 62° to 84°, with overnight lows between 34° and 63°. The average high for April 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 April weather will actually feel in Flat Rock. See also: May | June | July.