S
M
T
W
T
F
S
30
75°
54°
31
70°
52°
1
70°
50°
2
72°
46°
3
68°
48°
4
79°
57°
5
68°
48°
6
68°
50°
7
N/A
8
78°
58°
9
62°
46°
10
58°
44°
11
60°
46°
12
61°
47°
13
63°
47°
14
62°
49°
15
68°
51°
16
63°
47°
17
60°
46°
18
60°
48°
19
61°
47°
20
61°
47°
21
60°
46°
22
57°
46°
23
61°
47°
24
62°
47°
25
62°
45°
26
61°
41°
27
56°
39°
28
54°
39°
29
54°
40°
30
56°
46°
1
54°
43°
2
54°
39°
3
57°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Crottendorf
Crottendorf's September 2026 forecast shows daily high temperatures ranging from 54° to 78°, with overnight lows between 38° and 58°. The average high for September is 60° with an average low of 45°. 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 Crottendorf. See also: October | November | December.