S
M
T
W
T
F
S
26
88°
64°
27
89°
64°
28
78°
59°
29
80°
55°
30
87°
55°
31
90°
61°
1
78°
66°
2
78°
61°
3
83°
53°
4
87°
51°
5
89°
55°
6
83°
68°
7
87°
67°
8
88°
63°
9
85°
55°
10
87°
64°
11
83°
64°
12
87°
62°
13
83°
63°
14
85°
59°
15
82°
56°
16
86°
70°
17
79°
60°
18
84°
55°
19
80°
57°
20
81°
55°
21
83°
51°
22
78°
58°
23
71°
54°
24
76°
54°
25
78°
53°
26
83°
57°
27
81°
62°
28
75°
51°
29
82°
56°
30
71°
63°
31
80°
64°
1
91°
69°
2
94°
70°
3
82°
64°
4
80°
64°
5
79°
54°
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 ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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.