S
M
T
W
T
F
S
26
81°
55°
27
86°
68°
28
77°
61°
29
72°
55°
30
64°
46°
1
70°
45°
2
72°
39°
3
79°
37°
4
80°
61°
5
74°
49°
6
61°
47°
7
67°
45°
8
75°
53°
9
78°
57°
10
71°
54°
11
76°
55°
12
80°
56°
13
78°
56°
14
82°
58°
15
81°
58°
16
85°
63°
17
77°
55°
18
73°
60°
19
79°
60°
20
77°
58°
21
80°
53°
22
72°
52°
23
73°
54°
24
72°
55°
25
70°
53°
26
72°
53°
27
74°
54°
28
75°
55°
29
76°
59°
30
77°
62°
31
76°
63°
1
76°
61°
2
77°
58°
3
77°
64°
4
78°
64°
5
77°
65°
6
78°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marshall
Marshall's May 2026 forecast shows daily high temperatures ranging from 61° to 85°, with overnight lows between 45° and 65°. The average high for May is 76° with an average low of 57°. 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 Marshall. See also: June | July | August.