S
M
T
W
T
F
S
29
62°
41°
30
83°
51°
31
80°
50°
1
50°
38°
2
73°
42°
3
71°
48°
4
66°
41°
5
55°
35°
6
56°
40°
7
46°
33°
8
74°
54°
9
73°
51°
10
62°
42°
11
63°
56°
12
71°
63°
13
78°
65°
14
79°
47°
15
72°
49°
16
70°
51°
17
69°
54°
18
71°
51°
19
72°
51°
20
74°
56°
21
78°
58°
22
60°
41°
23
61°
51°
24
71°
51°
25
69°
49°
26
62°
44°
27
61°
47°
28
66°
52°
29
70°
54°
30
72°
53°
1
70°
51°
2
63°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Smithville
Smithville's April 2026 forecast shows daily high temperatures ranging from 60° to 79°, with overnight lows between 41° and 65°. The average high for April is 69° with an average low of 52°. 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 Smithville. See also: May | June | July.