S
M
T
W
T
F
S
30
73°
51°
31
67°
50°
1
68°
49°
2
68°
49°
3
69°
52°
4
69°
49°
5
66°
48°
6
66°
48°
7
65°
49°
8
65°
52°
9
66°
48°
10
69°
53°
11
70°
53°
12
70°
52°
13
69°
48°
14
63°
49°
15
65°
53°
16
63°
49°
17
62°
53°
18
68°
53°
19
69°
50°
20
65°
52°
21
68°
53°
22
68°
52°
23
67°
47°
24
64°
45°
25
63°
50°
26
66°
48°
27
65°
44°
28
59°
49°
29
58°
50°
30
63°
48°
1
64°
49°
2
65°
50°
3
59°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lehndorf
Lehndorf's September 2026 forecast shows daily high temperatures ranging from 58° to 73°, with overnight lows between 41° and 53°. The average high for September is 66° with an average low of 50°. 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 Lehndorf. See also: October | November | December.