S
M
T
W
T
F
S
30
86°
78°
31
92°
79°
1
97°
77°
2
94°
78°
3
94°
79°
4
92°
77°
5
91°
81°
6
91°
86°
7
91°
76°
8
90°
81°
9
92°
79°
10
90°
79°
11
88°
79°
12
88°
80°
13
90°
84°
14
92°
79°
15
98°
79°
16
93°
80°
17
88°
71°
18
88°
70°
19
92°
70°
20
91°
72°
21
88°
72°
22
91°
73°
23
91°
73°
24
88°
67°
25
85°
67°
26
84°
67°
27
86°
68°
28
84°
70°
29
85°
73°
30
82°
70°
1
83°
69°
2
84°
67°
3
82°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Fort Pickens
Fort Pickens's September 2026 forecast shows daily high temperatures ranging from 82° to 91°, with overnight lows between 67° and 73°. The average high for September is 85° with an average low of 69°. 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 Pickens. See also: October | November | December.