S
M
T
W
T
F
S
26
76°
61°
27
77°
56°
28
76°
55°
29
79°
57°
30
80°
59°
31
78°
58°
1
77°
61°
2
80°
62°
3
81°
60°
4
79°
61°
5
76°
59°
6
75°
58°
7
75°
57°
8
77°
57°
9
80°
59°
10
76°
60°
11
77°
60°
12
78°
61°
13
76°
60°
14
76°
61°
15
77°
61°
16
80°
60°
17
81°
60°
18
81°
58°
19
76°
60°
20
76°
55°
21
78°
59°
22
78°
56°
23
79°
55°
24
80°
59°
25
81°
58°
26
76°
59°
27
79°
56°
28
78°
52°
29
74°
52°
30
75°
53°
31
77°
52°
1
79°
55°
2
79°
57°
3
78°
57°
4
78°
56°
5
76°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Roan Mountain
Roan Mountain's August 2026 forecast shows daily high temperatures ranging from 74° to 81°, with overnight lows between 52° and 62°. The average high for August is 78° with an average low of 58°. 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 Roan Mountain. See also: September | October | November.