S
M
T
W
T
F
S
30
87°
61°
31
86°
64°
1
86°
65°
2
87°
61°
3
83°
60°
4
82°
59°
5
82°
60°
6
86°
64°
7
86°
64°
8
85°
62°
9
85°
64°
10
86°
64°
11
85°
63°
12
85°
64°
13
84°
63°
14
84°
61°
15
81°
59°
16
80°
61°
17
83°
58°
18
79°
56°
19
83°
58°
20
81°
62°
21
82°
60°
22
79°
59°
23
82°
57°
24
80°
60°
25
80°
56°
26
79°
58°
27
75°
56°
28
Hist. Avg.
78°
55°
29
Hist. Avg.
78°
55°
30
Hist. Avg.
78°
54°
1
Hist. Avg.
77°
54°
2
Hist. Avg.
77°
53°
3
Hist. Avg.
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Bostic
Bostic's September 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 56° and 65°. The average high for September is 83° with an average low of 61°. 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 Bostic. See also: October | November | December.