S
M
T
W
T
F
S
29
69°
31°
30
61°
29°
31
45°
26°
1
53°
29°
2
54°
30°
3
35°
29°
4
50°
31°
5
57°
26°
6
51°
31°
7
73°
26°
8
53°
32°
9
53°
29°
10
67°
25°
11
77°
38°
12
68°
36°
13
57°
31°
14
62°
27°
15
66°
29°
16
59°
29°
17
44°
20°
18
54°
25°
19
66°
23°
20
75°
30°
21
82°
37°
22
79°
46°
23
53°
32°
24
41°
26°
25
42°
24°
26
48°
28°
27
42°
28°
28
59°
28°
29
59°
32°
30
59°
31°
1
72°
38°
2
70°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Decker
Decker's April 2026 forecast shows daily high temperatures ranging from 42° to 72°, with overnight lows between 28° and 39°. The average high for April is 58° with an average low of 32°. 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 Decker. See also: May | June | July.