S
M
T
W
T
F
S
30
77°
59°
31
78°
63°
1
78°
63°
2
79°
62°
3
78°
55°
4
77°
53°
5
76°
54°
6
76°
54°
7
78°
55°
8
82°
57°
9
81°
60°
10
81°
53°
11
75°
52°
12
75°
56°
13
76°
51°
14
74°
51°
15
71°
52°
16
73°
50°
17
72°
51°
18
74°
50°
19
75°
49°
20
73°
53°
21
77°
50°
22
72°
56°
23
77°
56°
24
77°
55°
25
76°
55°
26
76°
56°
27
75°
55°
28
78°
54°
29
78°
52°
30
74°
53°
1
75°
54°
2
77°
48°
3
77°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rushville
Rushville's September 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 43° and 63°. The average high for September is 76° with an average low of 54°. 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 Rushville. See also: October | November | December.