S
M
T
W
T
F
S
30
84°
64°
31
79°
63°
1
81°
57°
2
82°
54°
3
84°
52°
4
91°
59°
5
77°
59°
6
84°
54°
7
91°
61°
8
93°
64°
9
70°
50°
10
72°
43°
11
77°
48°
12
79°
46°
13
81°
52°
14
82°
59°
15
88°
55°
16
68°
55°
17
73°
48°
18
73°
50°
19
79°
46°
20
79°
52°
21
70°
48°
22
73°
41°
23
N/A
24
N/A
25
74°
44°
26
84°
49°
27
86°
53°
28
85°
54°
29
83°
52°
30
83°
58°
1
78°
57°
2
72°
56°
3
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Neuenburg am Rhein
Neuenburg am Rhein's September 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 44° and 58°. The average high for September is 80° with an average low of 53°. 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 Neuenburg am Rhein. See also: October | November | December.