S
M
T
W
T
F
S
29
72°
39°
30
77°
55°
31
78°
61°
1
80°
58°
2
84°
64°
3
82°
62°
4
80°
55°
5
67°
43°
6
68°
42°
7
68°
45°
8
72°
49°
9
75°
52°
10
76°
51°
11
76°
52°
12
72°
52°
13
78°
54°
14
73°
48°
15
76°
55°
16
77°
54°
17
77°
54°
18
68°
53°
19
77°
54°
20
77°
55°
21
76°
55°
22
78°
54°
23
78°
56°
24
79°
56°
25
79°
57°
26
78°
56°
27
78°
48°
28
70°
50°
29
76°
56°
30
71°
50°
1
71°
52°
2
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Grayson
Grayson's April 2026 forecast shows daily high temperatures ranging from 67° to 84°, with overnight lows between 42° and 64°. The average high for April is 75° with an average low of 53°. 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. See also: May | June | July.