S
M
T
W
T
F
S
30
89°
66°
31
90°
69°
1
90°
69°
2
88°
67°
3
89°
67°
4
88°
64°
5
87°
65°
6
88°
68°
7
89°
67°
8
87°
66°
9
88°
66°
10
88°
65°
11
87°
67°
12
88°
67°
13
88°
65°
14
87°
62°
15
84°
63°
16
86°
62°
17
86°
65°
18
87°
64°
19
86°
64°
20
85°
63°
21
82°
64°
22
86°
65°
23
86°
64°
24
85°
61°
25
84°
58°
26
84°
62°
27
83°
62°
28
84°
62°
29
Hist. Avg.
80°
59°
30
Hist. Avg.
80°
59°
1
Hist. Avg.
80°
58°
2
Hist. Avg.
79°
58°
3
Hist. Avg.
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Poseys Crossroads
Poseys Crossroads's September 2026 forecast shows daily high temperatures ranging from 82° to 90°, with overnight lows between 58° and 69°. The average high for September is 87° with an average low of 65°. 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 Poseys Crossroads. See also: October | November | December.