S
M
T
W
T
F
S
30
80°
59°
31
79°
58°
1
80°
60°
2
80°
58°
3
79°
51°
4
72°
48°
5
70°
55°
6
71°
58°
7
77°
58°
8
79°
56°
9
78°
57°
10
74°
56°
11
76°
53°
12
76°
57°
13
75°
57°
14
75°
56°
15
76°
54°
16
75°
46°
17
70°
54°
18
73°
51°
19
70°
48°
20
70°
45°
21
64°
43°
22
63°
50°
23
64°
47°
24
63°
44°
25
62°
42°
26
61°
42°
27
63°
50°
28
69°
48°
29
70°
43°
30
62°
42°
1
61°
45°
2
61°
39°
3
59°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Shelburne
Shelburne's September 2026 forecast shows daily high temperatures ranging from 59° to 80°, with overnight lows between 39° and 60°. The average high for September is 71° with an average low of 51°. 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 Shelburne. See also: October | November | December.