S
M
T
W
T
F
S
30
87°
61°
31
84°
59°
1
82°
59°
2
81°
60°
3
82°
61°
4
82°
60°
5
85°
62°
6
80°
67°
7
88°
65°
8
86°
59°
9
80°
59°
10
80°
57°
11
79°
57°
12
79°
59°
13
78°
58°
14
77°
57°
15
78°
62°
16
80°
60°
17
79°
57°
18
80°
57°
19
81°
62°
20
81°
58°
21
82°
56°
22
Hist. Avg.
79°
56°
23
Hist. Avg.
79°
56°
24
Hist. Avg.
78°
55°
25
Hist. Avg.
78°
55°
26
Hist. Avg.
78°
55°
27
Hist. Avg.
77°
54°
28
Hist. Avg.
77°
54°
29
Hist. Avg.
76°
53°
30
Hist. Avg.
76°
53°
1
Hist. Avg.
76°
52°
2
Hist. Avg.
75°
52°
3
Hist. Avg.
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Vevay
Vevay's September 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 56° and 67°. The average high for September is 81° with an average low of 60°. 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 Vevay. See also: October | November | December.