S
M
T
W
T
F
S
30
75°
49°
31
78°
52°
1
79°
54°
2
78°
56°
3
79°
54°
4
78°
49°
5
75°
53°
6
77°
51°
7
69°
54°
8
77°
55°
9
78°
55°
10
79°
54°
11
78°
54°
12
77°
53°
13
77°
55°
14
76°
50°
15
74°
51°
16
75°
52°
17
74°
50°
18
73°
47°
19
72°
41°
20
66°
45°
21
68°
41°
22
66°
40°
23
64°
42°
24
64°
46°
25
62°
49°
26
68°
50°
27
67°
50°
28
69°
49°
29
63°
47°
30
65°
37°
1
65°
36°
2
58°
35°
3
57°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Vesper
Vesper's September 2026 forecast shows daily high temperatures ranging from 57° to 79°, with overnight lows between 35° and 56°. The average high for September is 71° with an average low of 48°. 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 Vesper. See also: October | November | December.