S
M
T
W
T
F
S
29
43°
8°
30
59°
28°
31
43°
32°
1
42°
28°
2
43°
28°
3
40°
29°
4
44°
33°
5
43°
33°
6
44°
29°
7
44°
22°
8
44°
22°
9
48°
33°
10
50°
37°
11
48°
30°
12
55°
35°
13
51°
44°
14
60°
44°
15
49°
35°
16
46°
33°
17
45°
35°
18
46°
35°
19
49°
37°
20
48°
38°
21
49°
34°
22
47°
36°
23
48°
38°
24
49°
38°
25
53°
37°
26
57°
40°
27
50°
37°
28
49°
34°
29
50°
33°
30
54°
36°
1
54°
41°
2
55°
38°
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 44° to 60°, with overnight lows between 22° and 44°. The average high for April is 50° with an average low of 36°. 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.