S
M
T
W
T
F
S
30
76°
59°
31
79°
61°
1
77°
57°
2
82°
52°
3
75°
51°
4
73°
52°
5
73°
52°
6
75°
57°
7
81°
60°
8
83°
61°
9
82°
54°
10
75°
54°
11
75°
60°
12
76°
56°
13
81°
51°
14
73°
50°
15
71°
49°
16
73°
53°
17
76°
56°
18
80°
47°
19
72°
56°
20
74°
50°
21
74°
56°
22
72°
56°
23
79°
57°
24
79°
56°
25
78°
56°
26
78°
55°
27
79°
56°
28
79°
54°
29
77°
54°
30
77°
55°
1
78°
49°
2
77°
44°
3
75°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Liberty
West Liberty's September 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 44° and 61°. The average high for September is 77° 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 West Liberty. See also: October | November | December.