S
M
T
W
T
F
S
26
74°
56°
27
79°
55°
28
76°
61°
29
68°
59°
30
74°
53°
31
80°
49°
1
77°
55°
2
71°
66°
3
74°
51°
4
80°
45°
5
82°
55°
6
80°
62°
7
78°
60°
8
78°
64°
9
81°
61°
10
76°
62°
11
76°
56°
12
77°
60°
13
75°
51°
14
73°
50°
15
72°
51°
16
70°
53°
17
72°
55°
18
71°
56°
19
74°
56°
20
72°
57°
21
72°
54°
22
74°
53°
23
78°
58°
24
71°
53°
25
71°
53°
26
75°
56°
27
78°
57°
28
77°
53°
29
70°
50°
30
69°
49°
31
68°
49°
1
70°
55°
2
71°
56°
3
71°
55°
4
70°
56°
5
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Marshburg
Marshburg's August 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 49° and 62°. The average high for August is 73° with an average low of 55°. 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 Marshburg. See also: September | October | November.