S
M
T
W
T
F
S
30
73°
55°
31
69°
53°
1
71°
51°
2
65°
50°
3
65°
52°
4
66°
50°
5
64°
49°
6
64°
48°
7
65°
50°
8
65°
49°
9
66°
47°
10
64°
47°
11
70°
51°
12
68°
49°
13
67°
50°
14
63°
51°
15
63°
49°
16
64°
47°
17
63°
45°
18
62°
45°
19
62°
43°
20
63°
46°
21
61°
47°
22
61°
49°
23
62°
48°
24
63°
47°
25
60°
46°
26
61°
44°
27
60°
43°
28
62°
44°
29
63°
43°
30
61°
43°
1
63°
45°
2
61°
48°
3
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Morsum
Morsum's September 2026 forecast shows daily high temperatures ranging from 60° to 73°, with overnight lows between 43° and 55°. The average high for September is 64° 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 Morsum. See also: October | November | December.