S
M
T
W
T
F
S
30
69°
59°
31
75°
59°
1
76°
58°
2
76°
57°
3
75°
50°
4
71°
50°
5
70°
52°
6
71°
51°
7
69°
50°
8
66°
51°
9
66°
52°
10
67°
54°
11
66°
55°
12
71°
51°
13
71°
55°
14
68°
56°
15
Hist. Avg.
67°
50°
16
Hist. Avg.
66°
49°
17
Hist. Avg.
66°
49°
18
Hist. Avg.
66°
49°
19
Hist. Avg.
65°
49°
20
Hist. Avg.
65°
49°
21
Hist. Avg.
65°
49°
22
Hist. Avg.
64°
48°
23
Hist. Avg.
64°
48°
24
Hist. Avg.
64°
48°
25
Hist. Avg.
64°
48°
26
Hist. Avg.
63°
48°
27
Hist. Avg.
63°
48°
28
Hist. Avg.
63°
47°
29
Hist. Avg.
62°
47°
30
Hist. Avg.
62°
47°
1
Hist. Avg.
62°
47°
2
Hist. Avg.
62°
47°
3
Hist. Avg.
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Leichlingen
Leichlingen's September 2026 forecast shows daily high temperatures ranging from 66° to 76°, with overnight lows between 50° and 59°. The average high for September is 70° with an average low of 54°. 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 Leichlingen. See also: October | November | December.