S
M
T
W
T
F
S
30
88°
66°
31
86°
62°
1
83°
60°
2
83°
59°
3
82°
59°
4
81°
58°
5
82°
60°
6
83°
63°
7
84°
61°
8
84°
59°
9
83°
60°
10
85°
63°
11
85°
63°
12
84°
64°
13
86°
63°
14
86°
63°
15
85°
62°
16
84°
62°
17
85°
63°
18
85°
61°
19
84°
60°
20
82°
59°
21
83°
53°
22
77°
52°
23
76°
56°
24
Hist. Avg.
80°
54°
25
Hist. Avg.
80°
54°
26
Hist. Avg.
79°
54°
27
Hist. Avg.
79°
53°
28
Hist. Avg.
78°
53°
29
Hist. Avg.
78°
53°
30
Hist. Avg.
78°
52°
1
Hist. Avg.
77°
52°
2
Hist. Avg.
77°
52°
3
Hist. Avg.
77°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Sturgis
Sturgis's September 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 52° and 66°. The average high for September is 83° with an average low of 60°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Sturgis. See also: October | November | December.