S
M
T
W
T
F
S
26
65°
47°
27
66°
42°
28
61°
44°
29
65°
44°
30
69°
46°
1
64°
41°
2
62°
46°
3
61°
48°
4
71°
46°
5
62°
40°
6
60°
40°
7
62°
40°
8
66°
44°
9
65°
42°
10
62°
41°
11
62°
41°
12
64°
46°
13
74°
52°
14
75°
53°
15
76°
54°
16
76°
54°
17
73°
53°
18
69°
53°
19
74°
52°
20
75°
54°
21
74°
50°
22
68°
46°
23
69°
48°
24
68°
47°
25
74°
54°
26
74°
55°
27
77°
56°
28
79°
54°
29
78°
56°
30
70°
52°
31
75°
57°
1
80°
50°
2
75°
49°
3
72°
48°
4
71°
49°
5
72°
53°
6
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shenandoah National Park
Shenandoah National Park's May 2026 forecast shows daily high temperatures ranging from 60° to 80°, with overnight lows between 40° and 57°. The average high for May is 70° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Shenandoah National Park. See also: June | July | August.