S
M
T
W
T
F
S
26
91°
68°
27
89°
67°
28
92°
70°
29
94°
71°
30
94°
68°
31
93°
67°
1
93°
66°
2
90°
69°
3
88°
67°
4
87°
65°
5
89°
65°
6
88°
67°
7
88°
67°
8
90°
67°
9
94°
71°
10
86°
66°
11
87°
66°
12
Hist. Avg.
90°
68°
13
Hist. Avg.
90°
68°
14
Hist. Avg.
90°
68°
15
Hist. Avg.
90°
68°
16
Hist. Avg.
90°
67°
17
Hist. Avg.
90°
67°
18
Hist. Avg.
90°
67°
19
Hist. Avg.
90°
67°
20
Hist. Avg.
90°
67°
21
Hist. Avg.
89°
67°
22
Hist. Avg.
89°
67°
23
Hist. Avg.
89°
66°
24
Hist. Avg.
89°
66°
25
Hist. Avg.
89°
66°
26
Hist. Avg.
89°
66°
27
Hist. Avg.
88°
66°
28
Hist. Avg.
88°
66°
29
Hist. Avg.
88°
66°
30
Hist. Avg.
88°
65°
31
Hist. Avg.
88°
65°
1
Hist. Avg.
88°
65°
2
Hist. Avg.
87°
65°
3
Hist. Avg.
87°
64°
4
Hist. Avg.
87°
64°
5
Hist. Avg.
87°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Rocky River
Rocky River's August 2026 forecast shows daily high temperatures ranging from 86° to 94°, with overnight lows between 65° and 71°. The average high for August is 90° with an average low of 67°. 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 Rocky River. See also: September | October | November.