S
M
T
W
T
F
S
30
70°
63°
31
75°
57°
1
70°
57°
2
72°
54°
3
70°
59°
4
64°
59°
5
66°
55°
6
66°
52°
7
80°
62°
8
70°
56°
9
67°
52°
10
65°
49°
11
67°
51°
12
67°
55°
13
67°
57°
14
68°
55°
15
68°
55°
16
64°
51°
17
65°
51°
18
67°
52°
19
66°
50°
20
64°
53°
21
66°
53°
22
65°
54°
23
66°
53°
24
66°
53°
25
65°
51°
26
61°
51°
27
60°
46°
28
60°
46°
29
59°
46°
30
57°
51°
1
62°
50°
2
61°
46°
3
61°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Trittau
Trittau's September 2026 forecast shows daily high temperatures ranging from 57° to 80°, with overnight lows between 46° and 62°. The average high for September is 65° 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 Trittau. See also: October | November | December.