S
M
T
W
T
F
S
28
82°
56°
29
86°
55°
30
N/A
1
91°
73°
2
93°
73°
3
86°
69°
4
84°
66°
5
80°
64°
6
82°
63°
7
81°
66°
8
82°
63°
9
81°
66°
10
78°
64°
11
81°
65°
12
78°
64°
13
80°
62°
14
73°
58°
15
74°
59°
16
75°
60°
17
76°
62°
18
76°
64°
19
77°
66°
20
82°
66°
21
83°
65°
22
82°
67°
23
79°
66°
24
83°
67°
25
83°
66°
26
84°
67°
27
84°
68°
28
83°
67°
29
83°
66°
30
78°
62°
31
75°
60°
1
75°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Martville
Martville's July 2026 forecast shows daily high temperatures ranging from 73° to 93°, with overnight lows between 58° and 73°. The average high for July is 81° 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 Martville. See also: August | September | October.