S
M
T
W
T
F
S
30
66°
53°
31
66°
49°
1
65°
48°
2
61°
49°
3
60°
50°
4
61°
47°
5
59°
47°
6
58°
53°
7
62°
53°
8
64°
52°
9
63°
53°
10
63°
51°
11
62°
50°
12
62°
51°
13
63°
51°
14
63°
49°
15
62°
46°
16
62°
44°
17
56°
46°
18
57°
49°
19
62°
49°
20
62°
48°
21
61°
48°
22
61°
47°
23
58°
48°
24
59°
47°
25
60°
47°
26
59°
46°
27
57°
43°
28
59°
43°
29
58°
44°
30
53°
42°
1
54°
43°
2
53°
40°
3
58°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Upper Ferry
Upper Ferry's September 2026 forecast shows daily high temperatures ranging from 53° to 66°, with overnight lows between 40° and 53°. The average high for September is 60° 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 Upper Ferry. See also: October | November | December.