S
M
T
W
T
F
S
26
82°
59°
27
86°
67°
28
85°
66°
29
82°
66°
30
80°
68°
31
85°
65°
1
88°
67°
2
89°
72°
3
84°
72°
4
84°
68°
5
87°
72°
6
90°
77°
7
90°
72°
8
89°
74°
9
90°
74°
10
91°
70°
11
86°
71°
12
86°
72°
13
85°
72°
14
83°
72°
15
86°
70°
16
80°
71°
17
90°
73°
18
86°
71°
19
86°
68°
20
90°
65°
21
80°
64°
22
76°
67°
23
82°
64°
24
82°
62°
25
80°
61°
26
84°
60°
27
86°
69°
28
83°
67°
29
84°
64°
30
87°
70°
31
92°
71°
1
91°
71°
2
93°
68°
3
86°
67°
4
87°
66°
5
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Martinak State Park
Martinak State Park's August 2026 forecast shows daily high temperatures ranging from 83° to 93°, with overnight lows between 64° and 71°. The average high for August is 87° with an average low of 68°. 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 Martinak State Park. See also: September | October | November.