S
M
T
W
T
F
S
30
89°
78°
31
88°
78°
1
88°
77°
2
85°
78°
3
88°
77°
4
88°
70°
5
88°
71°
6
87°
70°
7
89°
79°
8
89°
79°
9
90°
80°
10
84°
78°
11
83°
80°
12
83°
80°
13
84°
79°
14
83°
78°
15
83°
78°
16
82°
78°
17
83°
77°
18
83°
79°
19
84°
79°
20
83°
80°
21
84°
80°
22
84°
79°
23
84°
78°
24
83°
79°
25
83°
80°
26
84°
79°
27
83°
80°
28
84°
80°
29
84°
79°
30
84°
80°
1
84°
80°
2
83°
79°
3
84°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lepine
Lepine's September 2026 forecast shows daily high temperatures ranging from 82° to 90°, with overnight lows between 70° and 80°. The average high for September is 85° with an average low of 78°. 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 Lepine. See also: October | November | December.