S
M
T
W
T
F
S
29
55°
34°
30
64°
48°
31
75°
54°
1
77°
57°
2
77°
55°
3
75°
57°
4
76°
58°
5
62°
38°
6
58°
41°
7
52°
29°
8
52°
34°
9
61°
44°
10
69°
49°
11
70°
52°
12
71°
55°
13
74°
57°
14
75°
57°
15
71°
54°
16
70°
51°
17
69°
41°
18
69°
47°
19
68°
48°
20
70°
48°
21
71°
47°
22
71°
49°
23
72°
48°
24
71°
47°
25
71°
43°
26
69°
49°
27
70°
47°
28
65°
43°
29
66°
41°
30
62°
40°
1
66°
47°
2
64°
42°
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 52° to 76°, with overnight lows between 29° and 58°. The average high for April is 67° with an average low of 46°. 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.