S
M
T
W
T
F
S
26
76°
64°
27
78°
65°
28
80°
65°
29
75°
64°
30
79°
65°
31
80°
65°
1
79°
64°
2
80°
65°
3
81°
66°
4
82°
65°
5
80°
65°
6
80°
64°
7
79°
65°
8
81°
64°
9
75°
60°
10
74°
59°
11
75°
60°
12
78°
64°
13
79°
65°
14
78°
65°
15
79°
64°
16
78°
63°
17
80°
59°
18
80°
58°
19
81°
58°
20
80°
62°
21
81°
63°
22
80°
62°
23
81°
63°
24
78°
62°
25
75°
60°
26
74°
58°
27
74°
60°
28
73°
61°
29
73°
61°
30
74°
56°
31
74°
59°
1
78°
57°
2
79°
61°
3
78°
61°
4
78°
55°
5
73°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rock
Rock's August 2026 forecast shows daily high temperatures ranging from 73° to 82°, with overnight lows between 55° and 66°. The average high for August is 78° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Rock. See also: September | October | November.