S
M
T
W
T
F
S
26
72°
54°
27
70°
50°
28
72°
45°
29
81°
55°
30
72°
57°
1
68°
57°
2
59°
48°
3
68°
41°
4
77°
46°
5
79°
52°
6
82°
59°
7
77°
57°
8
70°
50°
9
77°
55°
10
86°
63°
11
79°
55°
12
68°
50°
13
79°
52°
14
79°
55°
15
77°
46°
16
86°
54°
17
90°
61°
18
90°
64°
19
90°
61°
20
88°
61°
21
90°
64°
22
82°
68°
23
82°
70°
24
82°
68°
25
82°
70°
26
87°
70°
27
84°
70°
28
87°
67°
29
83°
66°
30
76°
61°
31
78°
58°
1
78°
60°
2
77°
60°
3
79°
61°
4
76°
58°
5
80°
61°
6
82°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in West Marion
West Marion's May 2026 forecast shows daily high temperatures ranging from 76° to 87°, with overnight lows between 58° and 70°. The average high for May is 81° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in West Marion. See also: June | July | August.