S
M
T
W
T
F
S
26
81°
64°
27
83°
66°
28
76°
64°
29
81°
55°
30
81°
56°
31
76°
66°
1
76°
64°
2
77°
62°
3
76°
54°
4
82°
67°
5
73°
55°
6
80°
56°
7
80°
64°
8
76°
64°
9
81°
62°
10
77°
58°
11
79°
57°
12
78°
55°
13
76°
58°
14
74°
57°
15
79°
56°
16
76°
56°
17
77°
55°
18
82°
61°
19
82°
60°
20
80°
60°
21
80°
59°
22
79°
61°
23
81°
60°
24
79°
60°
25
80°
59°
26
79°
60°
27
79°
59°
28
75°
59°
29
76°
58°
30
80°
59°
31
80°
58°
1
79°
57°
2
75°
57°
3
77°
56°
4
79°
57°
5
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Crystal Mountain
Crystal Mountain's August 2026 forecast shows daily high temperatures ranging from 73° to 82°, with overnight lows between 55° and 67°. The average high for August is 78° with an average low of 59°. 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 Crystal Mountain. See also: September | October | November.