S
M
T
W
T
F
S
30
93°
67°
31
94°
72°
1
90°
63°
2
92°
67°
3
92°
64°
4
91°
68°
5
91°
64°
6
89°
63°
7
88°
61°
8
90°
62°
9
73°
73°
10
89°
67°
11
92°
61°
12
94°
62°
13
93°
63°
14
91°
61°
15
92°
67°
16
87°
61°
17
88°
60°
18
87°
63°
19
87°
63°
20
89°
63°
21
89°
62°
22
86°
64°
23
83°
60°
24
81°
61°
25
82°
59°
26
83°
58°
27
83°
60°
28
82°
54°
29
78°
59°
30
79°
59°
1
79°
58°
2
80°
59°
3
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Fort Davis
Fort Davis's September 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 54° and 64°. The average high for September is 83° with an average low of 60°. 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 Fort Davis. See also: October | November | December.