S
M
T
W
T
F
S
26
80°
60°
27
82°
64°
28
79°
67°
29
76°
61°
30
78°
55°
31
83°
51°
1
82°
59°
2
82°
68°
3
80°
60°
4
88°
59°
5
88°
66°
6
86°
65°
7
85°
65°
8
84°
64°
9
85°
66°
10
86°
65°
11
77°
65°
12
80°
63°
13
86°
60°
14
85°
69°
15
84°
68°
16
86°
68°
17
85°
69°
18
81°
61°
19
82°
60°
20
78°
64°
21
82°
60°
22
77°
61°
23
81°
55°
24
79°
52°
25
79°
56°
26
81°
63°
27
79°
61°
28
80°
60°
29
80°
61°
30
79°
60°
31
76°
56°
1
83°
56°
2
75°
55°
3
74°
57°
4
81°
61°
5
80°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shenandoah National Park
Shenandoah National Park's August 2026 forecast shows daily high temperatures ranging from 74° to 83°, with overnight lows between 52° and 63°. The average high for August is 79° 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 Shenandoah National Park. See also: September | October | November.