S
M
T
W
T
F
S
30
89°
73°
31
89°
74°
1
91°
76°
2
89°
76°
3
88°
76°
4
91°
78°
5
90°
79°
6
90°
80°
7
89°
76°
8
90°
76°
9
91°
75°
10
91°
76°
11
89°
78°
12
90°
77°
13
89°
76°
14
90°
75°
15
90°
76°
16
89°
75°
17
90°
76°
18
89°
74°
19
90°
73°
20
88°
74°
21
86°
75°
22
86°
74°
23
87°
74°
24
86°
73°
25
86°
74°
26
87°
74°
27
86°
74°
28
86°
73°
29
87°
74°
30
87°
74°
1
85°
73°
2
85°
74°
3
88°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Osprey
Osprey's September 2026 forecast shows daily high temperatures ranging from 85° to 91°, with overnight lows between 73° and 80°. The average high for September is 88° with an average low of 75°. 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 Osprey. See also: October | November | December.