S
M
T
W
T
F
S
30
94°
67°
31
93°
68°
1
90°
70°
2
93°
68°
3
91°
66°
4
90°
65°
5
89°
65°
6
92°
68°
7
93°
69°
8
92°
67°
9
92°
68°
10
91°
68°
11
92°
69°
12
92°
68°
13
91°
68°
14
91°
67°
15
90°
66°
16
90°
66°
17
89°
65°
18
90°
63°
19
89°
65°
20
88°
66°
21
90°
65°
22
89°
64°
23
89°
63°
24
88°
64°
25
89°
60°
26
89°
63°
27
88°
62°
28
Hist. Avg.
84°
61°
29
Hist. Avg.
83°
60°
30
Hist. Avg.
83°
60°
1
Hist. Avg.
83°
59°
2
Hist. Avg.
82°
59°
3
Hist. Avg.
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Jernigan
Jernigan's September 2026 forecast shows daily high temperatures ranging from 88° to 94°, with overnight lows between 60° and 70°. The average high for September is 90° with an average low of 66°. 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 Jernigan. See also: October | November | December.