S
M
T
W
T
F
S
30
77°
67°
31
88°
68°
1
88°
67°
2
81°
64°
3
74°
65°
4
75°
67°
5
78°
55°
6
79°
54°
7
80°
49°
8
73°
59°
9
85°
55°
10
78°
49°
11
80°
45°
12
80°
53°
13
69°
39°
14
69°
33°
15
77°
51°
16
69°
42°
17
68°
53°
18
64°
49°
19
60°
56°
20
63°
47°
21
60°
48°
22
62°
45°
23
66°
41°
24
69°
38°
25
72°
43°
26
70°
39°
27
70°
53°
28
72°
51°
29
72°
57°
30
71°
57°
1
69°
48°
2
68°
48°
3
67°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sobieski
Sobieski's September 2026 forecast shows daily high temperatures ranging from 67° to 72°, with overnight lows between 39° and 57°. The average high for September is 70° with an average low of 50°. 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 Sobieski. See also: October | November | December.