S
M
T
W
T
F
S
29
88°
54°
30
83°
53°
31
67°
55°
1
71°
53°
2
65°
49°
3
73°
49°
4
80°
53°
5
84°
53°
6
84°
49°
7
84°
54°
8
79°
53°
9
74°
51°
10
78°
50°
11
75°
49°
12
84°
54°
13
83°
54°
14
85°
55°
15
77°
48°
16
79°
51°
17
78°
52°
18
77°
52°
19
73°
51°
20
72°
47°
21
72°
45°
22
73°
47°
23
74°
46°
24
74°
48°
25
78°
47°
26
77°
51°
27
81°
52°
28
83°
54°
29
82°
53°
30
83°
54°
1
84°
54°
2
83°
53°
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 65° to 85°, with overnight lows between 45° and 55°. The average high for April is 78° with an average low of 51°. 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.