S
M
T
W
T
F
S
30
94°
71°
31
96°
72°
1
96°
74°
2
97°
73°
3
98°
74°
4
95°
74°
5
95°
73°
6
99°
74°
7
99°
74°
8
94°
74°
9
95°
72°
10
95°
71°
11
90°
74°
12
95°
73°
13
95°
74°
14
96°
71°
15
98°
71°
16
97°
68°
17
95°
65°
18
93°
64°
19
92°
66°
20
90°
67°
21
89°
65°
22
88°
63°
23
89°
62°
24
85°
61°
25
87°
59°
26
88°
61°
27
88°
62°
28
88°
63°
29
88°
62°
30
87°
63°
1
87°
63°
2
86°
62°
3
88°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lena
Lena's September 2026 forecast shows daily high temperatures ranging from 85° to 98°, with overnight lows between 59° and 71°. The average high for September is 90° 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 Lena. See also: October | November | December.