S
M
T
W
T
F
S
26
86°
66°
27
85°
66°
28
86°
66°
29
85°
65°
30
83°
59°
31
78°
58°
1
76°
63°
2
77°
62°
3
81°
63°
4
84°
65°
5
83°
65°
6
84°
64°
7
81°
62°
8
77°
61°
9
77°
61°
10
80°
60°
11
82°
63°
12
82°
64°
13
84°
65°
14
85°
62°
15
83°
66°
16
86°
62°
17
85°
56°
18
78°
55°
19
75°
54°
20
75°
54°
21
76°
55°
22
77°
54°
23
77°
55°
24
78°
55°
25
80°
56°
26
82°
61°
27
83°
55°
28
76°
53°
29
75°
54°
30
76°
58°
31
78°
54°
1
79°
53°
2
75°
52°
3
74°
55°
4
77°
61°
5
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sturgis
Sturgis's August 2026 forecast shows daily high temperatures ranging from 74° to 86°, with overnight lows between 52° and 66°. The average high for August is 80° 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 Sturgis. See also: September | October | November.