S
M
T
W
T
F
S
26
86°
67°
27
86°
68°
28
78°
58°
29
81°
56°
30
84°
55°
31
N/A
1
72°
64°
2
76°
57°
3
77°
58°
4
80°
58°
5
81°
63°
6
78°
62°
7
79°
65°
8
81°
64°
9
82°
63°
10
82°
61°
11
79°
60°
12
78°
61°
13
81°
60°
14
80°
61°
15
76°
57°
16
77°
63°
17
86°
66°
18
86°
67°
19
87°
65°
20
84°
65°
21
84°
64°
22
85°
65°
23
86°
65°
24
84°
64°
25
83°
65°
26
83°
64°
27
81°
63°
28
78°
64°
29
82°
62°
30
81°
63°
31
83°
63°
1
84°
62°
2
80°
61°
3
79°
61°
4
79°
60°
5
83°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Winamac
Winamac's August 2026 forecast shows daily high temperatures ranging from 72° to 87°, with overnight lows between 57° and 67°. The average high for August is 81° with an average low of 62°. 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 Winamac. See also: September | October | November.