S
M
T
W
T
F
S
30
74°
56°
31
75°
56°
1
77°
52°
2
69°
49°
3
68°
48°
4
69°
49°
5
71°
51°
6
74°
55°
7
77°
55°
8
76°
54°
9
76°
55°
10
75°
54°
11
74°
53°
12
76°
54°
13
77°
55°
14
77°
44°
15
65°
44°
16
65°
46°
17
67°
45°
18
65°
42°
19
66°
43°
20
65°
43°
21
73°
48°
22
73°
49°
23
72°
39°
24
65°
39°
25
66°
41°
26
70°
48°
27
71°
47°
28
66°
40°
29
64°
36°
30
60°
37°
1
60°
45°
2
66°
40°
3
69°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Galeton
Galeton's September 2026 forecast shows daily high temperatures ranging from 60° to 77°, with overnight lows between 36° and 56°. The average high for September is 70° 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 Galeton. See also: October | November | December.