S
M
T
W
T
F
S
30
92°
58°
31
85°
60°
1
68°
52°
2
69°
55°
3
64°
56°
4
73°
51°
5
77°
52°
6
76°
54°
7
85°
53°
8
91°
57°
9
91°
61°
10
94°
69°
11
89°
64°
12
81°
65°
13
76°
53°
14
85°
53°
15
87°
57°
16
75°
58°
17
76°
51°
18
86°
55°
19
89°
53°
20
86°
55°
21
88°
52°
22
90°
52°
23
94°
55°
24
95°
55°
25
90°
55°
26
84°
52°
27
82°
56°
28
80°
54°
29
84°
55°
30
81°
54°
1
85°
55°
2
82°
51°
3
84°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Finley
Finley's September 2026 forecast shows daily high temperatures ranging from 80° to 95°, with overnight lows between 51° and 56°. The average high for September is 86° 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 Finley. See also: October | November | December.