S
M
T
W
T
F
S
26
69°
42°
27
69°
51°
28
63°
48°
29
53°
35°
30
53°
31°
1
50°
31°
2
60°
28°
3
67°
43°
4
76°
42°
5
54°
35°
6
51°
35°
7
56°
36°
8
56°
38°
9
60°
38°
10
59°
42°
11
63°
44°
12
65°
44°
13
66°
47°
14
66°
45°
15
69°
47°
16
70°
46°
17
73°
51°
18
68°
51°
19
71°
52°
20
70°
52°
21
69°
43°
22
63°
43°
23
64°
44°
24
66°
44°
25
65°
45°
26
66°
46°
27
65°
46°
28
66°
47°
29
68°
51°
30
68°
56°
31
73°
52°
1
71°
53°
2
74°
57°
3
76°
57°
4
79°
58°
5
79°
59°
6
78°
60°
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 51° to 79°, with overnight lows between 35° and 60°. The average high for May is 67° with an average low of 47°. 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.