S
M
T
W
T
F
S
29
71°
28°
30
76°
58°
31
84°
58°
1
82°
59°
2
87°
67°
3
85°
63°
4
83°
50°
5
62°
38°
6
64°
35°
7
61°
28°
8
61°
32°
9
73°
41°
10
77°
46°
11
75°
44°
12
73°
47°
13
76°
48°
14
75°
38°
15
73°
45°
16
72°
42°
17
63°
37°
18
65°
38°
19
69°
42°
20
75°
46°
21
76°
47°
22
76°
47°
23
77°
46°
24
77°
48°
25
78°
49°
26
77°
40°
27
70°
37°
28
65°
38°
29
68°
47°
30
67°
42°
1
67°
39°
2
68°
40°
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 61° to 87°, with overnight lows between 28° and 67°. The average high for April is 72° with an average low of 44°. 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.