S
M
T
W
T
F
S
29
49°
20°
30
68°
41°
31
78°
51°
1
76°
49°
2
49°
38°
3
62°
38°
4
69°
42°
5
56°
41°
6
51°
32°
7
53°
31°
8
51°
28°
9
52°
34°
10
63°
46°
11
62°
34°
12
60°
45°
13
73°
56°
14
84°
60°
15
79°
51°
16
70°
51°
17
68°
48°
18
69°
45°
19
65°
46°
20
64°
47°
21
67°
46°
22
66°
41°
23
57°
38°
24
58°
44°
25
58°
44°
26
59°
43°
27
58°
42°
28
59°
41°
29
59°
41°
30
60°
39°
1
60°
47°
2
69°
47°
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 52° to 84°, with overnight lows between 34° and 60°. The average high for April is 64° with an average low of 45°. 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.