S
M
T
W
T
F
S
30
70°
59°
31
70°
57°
1
68°
55°
2
70°
55°
3
68°
59°
4
64°
57°
5
63°
52°
6
67°
55°
7
72°
60°
8
65°
52°
9
60°
50°
10
62°
51°
11
63°
52°
12
63°
51°
13
64°
50°
14
64°
51°
15
62°
51°
16
63°
50°
17
61°
55°
18
63°
54°
19
65°
55°
20
65°
54°
21
64°
54°
22
64°
53°
23
63°
55°
24
64°
54°
25
64°
54°
26
63°
53°
27
63°
54°
28
62°
53°
29
63°
53°
30
62°
49°
1
56°
48°
2
56°
45°
3
57°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Gettorf
Gettorf's September 2026 forecast shows daily high temperatures ranging from 56° to 72°, with overnight lows between 45° and 60°. The average high for September is 63° with an average low of 52°. 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 Gettorf. See also: October | November | December.