S
M
T
W
T
F
S
30
100°
77°
31
99°
73°
1
97°
74°
2
86°
75°
3
93°
77°
4
97°
73°
5
90°
75°
6
95°
75°
7
97°
77°
8
97°
73°
9
97°
74°
10
97°
74°
11
94°
71°
12
95°
73°
13
97°
71°
14
97°
72°
15
95°
68°
16
92°
67°
17
91°
66°
18
93°
65°
19
89°
61°
20
88°
63°
21
87°
62°
22
91°
67°
23
90°
66°
24
90°
67°
25
89°
66°
26
89°
66°
27
88°
65°
28
88°
65°
29
88°
64°
30
87°
63°
1
82°
55°
2
76°
54°
3
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Logansport
Logansport's September 2026 forecast shows daily high temperatures ranging from 76° to 97°, with overnight lows between 53° and 74°. 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 Logansport. See also: October | November | December.