S
M
T
W
T
F
S
29
71°
41°
30
80°
55°
31
82°
64°
1
80°
61°
2
77°
66°
3
81°
65°
4
67°
42°
5
62°
36°
6
70°
35°
7
66°
44°
8
75°
41°
9
78°
55°
10
74°
54°
11
79°
62°
12
73°
63°
13
80°
66°
14
82°
64°
15
79°
56°
16
79°
55°
17
71°
51°
18
71°
51°
19
74°
55°
20
76°
54°
21
74°
55°
22
70°
46°
23
73°
53°
24
74°
52°
25
74°
51°
26
69°
51°
27
72°
52°
28
75°
53°
29
75°
55°
30
73°
54°
1
73°
53°
2
66°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Summersville
Summersville's April 2026 forecast shows daily high temperatures ranging from 66° to 82°, with overnight lows between 46° and 66°. The average high for April is 74° with an average low of 55°. 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 Summersville. See also: May | June | July.