S
M
T
W
T
F
S
30
93°
64°
31
94°
66°
1
94°
66°
2
93°
66°
3
92°
67°
4
93°
68°
5
93°
69°
6
94°
69°
7
93°
68°
8
92°
68°
9
93°
69°
10
95°
69°
11
94°
68°
12
94°
68°
13
93°
67°
14
94°
60°
15
93°
58°
16
84°
59°
17
82°
63°
18
83°
65°
19
84°
59°
20
83°
58°
21
82°
60°
22
84°
64°
23
85°
64°
24
83°
63°
25
85°
64°
26
86°
63°
27
88°
61°
28
86°
62°
29
84°
63°
30
84°
62°
1
81°
60°
2
80°
60°
3
Hist. Avg.
83°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rankin
Rankin's September 2026 forecast shows daily high temperatures ranging from 80° to 95°, with overnight lows between 58° and 69°. The average high for September is 89° with an average low of 64°. 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 Rankin. See also: October | November | December.