S
M
T
W
T
F
S
30
77°
51°
31
76°
50°
1
77°
49°
2
78°
56°
3
84°
55°
4
85°
56°
5
77°
54°
6
84°
52°
7
81°
49°
8
77°
51°
9
75°
47°
10
78°
53°
11
79°
50°
12
82°
46°
13
74°
52°
14
79°
56°
15
82°
46°
16
84°
42°
17
80°
41°
18
70°
40°
19
69°
42°
20
71°
44°
21
71°
45°
22
77°
49°
23
75°
42°
24
70°
40°
25
69°
39°
26
68°
41°
27
68°
41°
28
69°
40°
29
67°
41°
30
72°
47°
1
67°
40°
2
73°
42°
3
Hist. Avg.
66°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Vilas
Vilas's September 2026 forecast shows daily high temperatures ranging from 67° to 85°, with overnight lows between 39° and 56°. The average high for September is 75° with an average low of 47°. 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 Vilas. See also: October | November | December.