S
M
T
W
T
F
S
26
85°
66°
27
87°
63°
28
88°
62°
29
86°
65°
30
87°
66°
31
90°
67°
1
87°
62°
2
86°
61°
3
85°
63°
4
85°
61°
5
86°
61°
6
85°
60°
7
85°
60°
8
86°
62°
9
84°
65°
10
84°
66°
11
85°
66°
12
87°
64°
13
87°
66°
14
89°
60°
15
89°
61°
16
84°
64°
17
86°
64°
18
88°
62°
19
84°
61°
20
83°
60°
21
82°
65°
22
83°
61°
23
83°
65°
24
84°
66°
25
87°
66°
26
86°
65°
27
87°
66°
28
88°
67°
29
88°
66°
30
87°
59°
31
83°
60°
1
82°
60°
2
81°
62°
3
81°
63°
4
82°
59°
5
86°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Marshallville
Marshallville's August 2026 forecast shows daily high temperatures ranging from 81° to 90°, with overnight lows between 59° and 67°. The average high for August is 85° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Marshallville. See also: September | October | November.