S
M
T
W
T
F
S
30
92°
70°
31
93°
72°
1
96°
72°
2
97°
71°
3
96°
73°
4
94°
73°
5
95°
73°
6
92°
68°
7
80°
66°
8
97°
71°
9
80°
64°
10
84°
60°
11
87°
67°
12
79°
62°
13
75°
65°
14
82°
55°
15
72°
54°
16
74°
53°
17
75°
51°
18
70°
51°
19
73°
52°
20
72°
52°
21
76°
51°
22
80°
57°
23
80°
58°
24
79°
58°
25
80°
57°
26
79°
57°
27
79°
56°
28
77°
57°
29
76°
56°
30
75°
53°
1
72°
46°
2
65°
43°
3
63°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bethany
Bethany's September 2026 forecast shows daily high temperatures ranging from 63° to 97°, with overnight lows between 41° and 71°. The average high for September is 77° 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 Bethany. See also: October | November | December.