S
M
T
W
T
F
S
30
85°
60°
31
N/A
1
92°
71°
2
93°
73°
3
93°
70°
4
87°
64°
5
79°
63°
6
80°
62°
7
79°
58°
8
75°
60°
9
79°
62°
10
78°
59°
11
79°
56°
12
75°
56°
13
77°
57°
14
78°
60°
15
77°
60°
16
75°
59°
17
76°
56°
18
71°
52°
19
75°
58°
20
78°
59°
21
79°
59°
22
79°
58°
23
78°
58°
24
78°
56°
25
77°
56°
26
76°
55°
27
77°
56°
28
76°
56°
29
75°
55°
30
74°
53°
1
74°
53°
2
73°
52°
3
74°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Steubenville
Steubenville's September 2026 forecast shows daily high temperatures ranging from 71° to 93°, with overnight lows between 52° and 73°. The average high for September 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 September weather will actually feel in Steubenville. See also: October | November | December.
