S
M
T
W
T
F
S
26
98°
76°
27
98°
76°
28
85°
75°
29
87°
73°
30
86°
66°
31
90°
71°
1
73°
65°
2
84°
66°
3
85°
62°
4
89°
67°
5
81°
72°
6
77°
67°
7
88°
68°
8
88°
67°
9
94°
73°
10
97°
76°
11
97°
76°
12
95°
74°
13
96°
73°
14
94°
72°
15
96°
73°
16
92°
71°
17
89°
68°
18
86°
69°
19
92°
69°
20
94°
71°
21
94°
67°
22
92°
68°
23
87°
65°
24
90°
70°
25
89°
69°
26
90°
70°
27
91°
70°
28
90°
69°
29
87°
68°
30
80°
67°
31
79°
65°
1
79°
68°
2
82°
68°
3
85°
67°
4
87°
68°
5
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Russellville
Russellville's August 2026 forecast shows daily high temperatures ranging from 79° to 97°, with overnight lows between 65° and 76°. The average high for August is 89° with an average low of 70°. 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 Russellville. See also: September | October | November.