S
M
T
W
T
F
S
30
88°
69°
31
89°
69°
1
90°
68°
2
91°
69°
3
89°
69°
4
89°
68°
5
87°
69°
6
87°
66°
7
88°
66°
8
91°
68°
9
90°
68°
10
91°
67°
11
91°
67°
12
90°
66°
13
89°
66°
14
90°
65°
15
88°
66°
16
85°
66°
17
88°
66°
18
Hist. Avg.
89°
66°
19
Hist. Avg.
89°
66°
20
Hist. Avg.
88°
65°
21
Hist. Avg.
88°
65°
22
Hist. Avg.
88°
65°
23
Hist. Avg.
88°
64°
24
Hist. Avg.
87°
64°
25
Hist. Avg.
87°
64°
26
Hist. Avg.
87°
63°
27
Hist. Avg.
86°
63°
28
Hist. Avg.
86°
62°
29
Hist. Avg.
86°
62°
30
Hist. Avg.
86°
62°
1
Hist. Avg.
85°
61°
2
Hist. Avg.
85°
61°
3
Hist. Avg.
85°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Letohatchee
Letohatchee's September 2026 forecast shows daily high temperatures ranging from 85° to 91°, with overnight lows between 65° and 69°. The average high for September is 89° with an average low of 67°. 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 Letohatchee. See also: October | November | December.