S
M
T
W
T
F
S
29
54°
30°
30
62°
44°
31
71°
50°
1
73°
55°
2
73°
53°
3
69°
53°
4
73°
53°
5
60°
42°
6
56°
35°
7
57°
41°
8
51°
33°
9
61°
32°
10
72°
37°
11
72°
56°
12
74°
48°
13
72°
56°
14
70°
53°
15
78°
54°
16
74°
54°
17
73°
55°
18
77°
49°
19
57°
32°
20
54°
34°
21
63°
42°
22
65°
46°
23
68°
49°
24
64°
42°
25
60°
46°
26
61°
44°
27
62°
39°
28
58°
41°
29
61°
41°
30
64°
42°
1
61°
40°
2
59°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Grayson Highlands State Park
Grayson Highlands State Park's April 2026 forecast shows daily high temperatures ranging from 54° to 78°, with overnight lows between 32° and 55°. The average high for April is 65° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Grayson Highlands State Park. See also: May | June | July.