S
M
T
W
T
F
S
29
69°
26°
30
74°
47°
31
82°
50°
1
82°
60°
2
61°
52°
3
80°
49°
4
88°
53°
5
70°
46°
6
58°
40°
7
50°
33°
8
58°
22°
9
69°
38°
10
81°
48°
11
68°
42°
12
74°
60°
13
80°
57°
14
85°
60°
15
89°
64°
16
80°
55°
17
76°
50°
18
72°
51°
19
73°
53°
20
73°
52°
21
68°
49°
22
69°
55°
23
63°
44°
24
68°
50°
25
71°
50°
26
71°
45°
27
63°
43°
28
64°
42°
29
68°
45°
30
70°
50°
1
67°
52°
2
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Seymour
Seymour's April 2026 forecast shows daily high temperatures ranging from 63° to 89°, with overnight lows between 38° and 64°. The average high for April is 72° with an average low of 50°. 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 Seymour. See also: May | June | July.