S
M
T
W
T
F
S
26
83°
62°
27
83°
62°
28
84°
67°
29
82°
61°
30
84°
56°
31
86°
51°
1
85°
60°
2
83°
70°
3
84°
68°
4
83°
67°
5
86°
71°
6
91°
67°
7
87°
66°
8
90°
64°
9
90°
64°
10
92°
62°
11
84°
65°
12
84°
60°
13
92°
61°
14
91°
68°
15
82°
69°
16
87°
71°
17
87°
69°
18
83°
66°
19
83°
65°
20
82°
66°
21
76°
66°
22
83°
63°
23
83°
57°
24
82°
56°
25
79°
61°
26
81°
60°
27
77°
61°
28
79°
59°
29
79°
58°
30
81°
59°
31
81°
59°
1
80°
58°
2
77°
55°
3
76°
60°
4
83°
62°
5
82°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in McGaheysville
McGaheysville's August 2026 forecast shows daily high temperatures ranging from 76° to 83°, with overnight lows between 55° and 66°. The average high for August is 80° with an average low of 60°. 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 McGaheysville. See also: September | October | November.