S
M
T
W
T
F
S
26
82°
66°
27
81°
66°
28
80°
65°
29
77°
63°
30
76°
59°
31
74°
58°
1
73°
58°
2
74°
59°
3
75°
65°
4
75°
62°
5
76°
61°
6
78°
65°
7
79°
65°
8
76°
64°
9
76°
61°
10
77°
59°
11
78°
59°
12
79°
63°
13
80°
64°
14
81°
65°
15
79°
64°
16
81°
65°
17
83°
64°
18
79°
58°
19
76°
57°
20
74°
56°
21
74°
56°
22
75°
57°
23
75°
56°
24
76°
56°
25
78°
57°
26
79°
56°
27
79°
59°
28
78°
56°
29
74°
55°
30
74°
56°
31
78°
59°
1
80°
55°
2
75°
54°
3
74°
55°
4
75°
59°
5
78°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rock Cave
Rock Cave's August 2026 forecast shows daily high temperatures ranging from 73° to 83°, with overnight lows between 54° and 66°. The average high for August is 77° with an average low of 60°. 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 Cave. See also: September | October | November.