S
M
T
W
T
F
S
30
73°
61°
31
70°
57°
1
72°
55°
2
73°
54°
3
73°
55°
4
82°
61°
5
72°
52°
6
73°
48°
7
82°
57°
8
N/A
9
68°
47°
10
72°
48°
11
72°
50°
12
75°
52°
13
75°
56°
14
74°
52°
15
79°
58°
16
74°
53°
17
69°
52°
18
70°
53°
19
71°
54°
20
72°
55°
21
68°
53°
22
67°
53°
23
70°
52°
24
71°
52°
25
71°
52°
26
70°
48°
27
64°
46°
28
65°
45°
29
65°
44°
30
66°
51°
1
63°
47°
2
61°
45°
3
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Niedernhall
Niedernhall's September 2026 forecast shows daily high temperatures ranging from 61° to 79°, with overnight lows between 44° and 58°. The average high for September is 69° with an average low of 51°. 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 Niedernhall. See also: October | November | December.