S
M
T
W
T
F
S
30
64°
45°
31
59°
43°
1
59°
43°
2
59°
40°
3
57°
46°
4
Hist. Avg.
64°
46°
5
Hist. Avg.
64°
46°
6
Hist. Avg.
64°
46°
7
Hist. Avg.
64°
46°
8
Hist. Avg.
63°
46°
9
Hist. Avg.
63°
46°
10
Hist. Avg.
63°
46°
11
Hist. Avg.
63°
45°
12
Hist. Avg.
62°
45°
13
Hist. Avg.
62°
45°
14
Hist. Avg.
62°
45°
15
Hist. Avg.
62°
45°
16
Hist. Avg.
62°
45°
17
Hist. Avg.
61°
45°
18
Hist. Avg.
61°
44°
19
Hist. Avg.
61°
44°
20
Hist. Avg.
61°
44°
21
Hist. Avg.
60°
44°
22
Hist. Avg.
60°
44°
23
Hist. Avg.
60°
44°
24
Hist. Avg.
60°
43°
25
Hist. Avg.
59°
43°
26
Hist. Avg.
59°
43°
27
Hist. Avg.
59°
43°
28
Hist. Avg.
59°
43°
29
Hist. Avg.
58°
42°
30
Hist. Avg.
58°
42°
1
Hist. Avg.
58°
42°
2
Hist. Avg.
58°
42°
3
Hist. Avg.
57°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Wengen
Wengen's September 2026 forecast shows daily high temperatures ranging from 57° to 64°, with overnight lows between 40° and 46°. The average high for September is 60° with an average low of 43°. 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 Wengen. See also: October | November | December.
