S
M
T
W
T
F
S
26
75°
53°
27
76°
55°
28
76°
59°
29
77°
60°
30
80°
61°
31
80°
61°
1
84°
60°
2
84°
62°
3
83°
61°
4
83°
54°
5
79°
53°
6
75°
52°
7
74°
51°
8
75°
52°
9
76°
53°
10
77°
55°
11
77°
59°
12
78°
60°
13
81°
61°
14
82°
60°
15
83°
56°
16
83°
53°
17
77°
52°
18
75°
51°
19
75°
52°
20
76°
54°
21
75°
55°
22
74°
52°
23
76°
55°
24
79°
58°
25
78°
51°
26
78°
51°
27
74°
53°
28
74°
59°
29
81°
58°
30
80°
59°
31
80°
56°
1
79°
58°
2
78°
55°
3
79°
53°
4
74°
56°
5
79°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Marlette
Marlette's August 2026 forecast shows daily high temperatures ranging from 74° to 84°, with overnight lows between 51° and 62°. The average high for August is 78° with an average low of 56°. 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 Marlette. See also: September | October | November.