S
M
T
W
T
F
S
26
84°
63°
27
83°
64°
28
81°
63°
29
81°
62°
30
79°
61°
31
75°
61°
1
76°
60°
2
77°
61°
3
79°
62°
4
75°
60°
5
76°
57°
6
75°
60°
7
78°
61°
8
80°
62°
9
81°
62°
10
80°
61°
11
79°
61°
12
81°
62°
13
82°
62°
14
81°
61°
15
76°
61°
16
76°
58°
17
78°
61°
18
81°
61°
19
82°
62°
20
81°
60°
21
73°
52°
22
72°
52°
23
74°
53°
24
72°
58°
25
73°
53°
26
74°
54°
27
73°
60°
28
74°
58°
29
81°
52°
30
75°
51°
31
73°
56°
1
75°
59°
2
72°
53°
3
78°
59°
4
81°
53°
5
79°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Stony Lake
Stony Lake's August 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 50° and 64°. The average high for August is 78° with an average low of 59°. 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 Stony Lake. See also: September | October | November.