S
M
T
W
T
F
S
29
71°
40°
30
80°
55°
31
83°
63°
1
70°
54°
2
79°
60°
3
82°
65°
4
73°
45°
5
58°
40°
6
62°
40°
7
54°
41°
8
73°
53°
9
80°
54°
10
73°
49°
11
73°
55°
12
84°
61°
13
75°
64°
14
75°
59°
15
66°
48°
16
64°
50°
17
71°
56°
18
71°
54°
19
74°
55°
20
75°
59°
21
68°
45°
22
63°
42°
23
65°
52°
24
71°
53°
25
73°
51°
26
66°
46°
27
64°
46°
28
67°
51°
29
73°
54°
30
72°
54°
1
74°
53°
2
65°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Marion
Marion's April 2026 forecast shows daily high temperatures ranging from 63° to 84°, with overnight lows between 42° and 64°. The average high for April is 71° with an average low of 53°. 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 Marion. See also: May | June | July.