S
M
T
W
T
F
S
28
84°
71°
29
88°
75°
30
90°
75°
1
91°
73°
2
91°
71°
3
92°
74°
4
88°
69°
5
84°
67°
6
86°
65°
7
87°
66°
8
88°
67°
9
88°
66°
10
85°
65°
11
86°
66°
12
84°
65°
13
84°
64°
14
85°
65°
15
88°
66°
16
86°
64°
17
87°
63°
18
82°
61°
19
80°
66°
20
84°
59°
21
81°
59°
22
81°
60°
23
82°
60°
24
83°
62°
25
85°
63°
26
86°
65°
27
87°
66°
28
88°
67°
29
88°
67°
30
86°
66°
31
86°
67°
1
88°
67°
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 80° to 88°, with overnight lows between 59° and 69°. The average high for July is 85° with an average low of 65°. 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.