S
M
T
W
T
F
S
30
79°
63°
31
72°
59°
1
75°
50°
2
77°
50°
3
79°
48°
4
85°
60°
5
74°
48°
6
79°
57°
7
84°
59°
8
69°
52°
9
64°
45°
10
62°
48°
11
66°
52°
12
66°
50°
13
65°
51°
14
65°
51°
15
63°
49°
16
64°
50°
17
63°
47°
18
68°
51°
19
70°
53°
20
68°
52°
21
63°
48°
22
67°
49°
23
67°
52°
24
66°
51°
25
68°
52°
26
68°
52°
27
66°
49°
28
64°
51°
29
62°
49°
30
64°
45°
1
58°
44°
2
56°
43°
3
54°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dahn
Dahn's September 2026 forecast shows daily high temperatures ranging from 54° to 85°, with overnight lows between 43° and 60°. The average high for September is 67° with an average low of 50°. 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 Dahn. See also: October | November | December.