S
M
T
W
T
F
S
30
75°
57°
31
76°
62°
1
80°
63°
2
75°
63°
3
82°
62°
4
82°
58°
5
78°
58°
6
76°
54°
7
74°
56°
8
81°
60°
9
80°
60°
10
80°
59°
11
74°
53°
12
73°
57°
13
76°
58°
14
79°
53°
15
71°
57°
16
70°
58°
17
69°
55°
18
70°
53°
19
76°
49°
20
70°
55°
21
74°
51°
22
73°
56°
23
75°
52°
24
76°
53°
25
75°
56°
26
76°
56°
27
74°
57°
28
75°
56°
29
74°
50°
30
69°
53°
1
73°
56°
2
74°
52°
3
73°
48°
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 69° to 82°, with overnight lows between 48° and 63°. The average high for September is 75° with an average low of 56°. 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.