S
M
T
W
T
F
S
26
76°
57°
27
68°
51°
28
72°
49°
29
80°
58°
30
68°
53°
1
65°
47°
2
62°
46°
3
66°
36°
4
76°
37°
5
74°
44°
6
71°
60°
7
67°
50°
8
66°
43°
9
74°
47°
10
79°
48°
11
69°
55°
12
69°
50°
13
75°
43°
14
66°
48°
15
75°
40°
16
84°
45°
17
88°
59°
18
87°
61°
19
87°
62°
20
84°
61°
21
82°
59°
22
69°
56°
23
76°
58°
24
78°
57°
25
75°
56°
26
76°
56°
27
76°
55°
28
75°
54°
29
79°
52°
30
78°
52°
31
78°
57°
1
81°
57°
2
81°
56°
3
80°
57°
4
76°
57°
5
75°
51°
6
79°
57°
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 69° to 88°, with overnight lows between 51° and 62°. The average high for May is 79° 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.