S
M
T
W
T
F
S
26
83°
66°
27
82°
65°
28
86°
68°
29
86°
67°
30
81°
67°
31
83°
68°
1
85°
68°
2
84°
67°
3
86°
68°
4
87°
68°
5
87°
66°
6
85°
66°
7
87°
67°
8
86°
67°
9
87°
68°
10
87°
68°
11
86°
67°
12
83°
67°
13
84°
66°
14
82°
65°
15
81°
61°
16
80°
62°
17
78°
66°
18
80°
66°
19
81°
63°
20
82°
65°
21
81°
66°
22
81°
64°
23
83°
66°
24
87°
65°
25
86°
64°
26
83°
65°
27
82°
63°
28
83°
65°
29
85°
64°
30
83°
65°
31
83°
65°
1
81°
64°
2
80°
64°
3
82°
65°
4
82°
64°
5
80°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rogersville
Rogersville's August 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 58° and 68°. The average high for August is 83° with an average low of 65°. 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 Rogersville. See also: September | October | November.