S
M
T
W
T
F
S
28
86°
65°
29
87°
61°
30
78°
56°
1
78°
64°
2
84°
64°
3
80°
63°
4
86°
66°
5
87°
65°
6
83°
62°
7
84°
62°
8
83°
58°
9
81°
57°
10
80°
56°
11
81°
57°
12
81°
59°
13
82°
64°
14
81°
63°
15
82°
63°
16
81°
59°
17
81°
60°
18
82°
65°
19
82°
65°
20
87°
58°
21
86°
61°
22
86°
65°
23
88°
61°
24
88°
59°
25
82°
65°
26
84°
66°
27
89°
65°
28
88°
62°
29
83°
63°
30
88°
65°
31
86°
66°
1
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Marshall
Marshall's July 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 56° and 66°. The average high for July is 84° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Marshall. See also: August | September | October.