S
M
T
W
T
F
S
30
75°
61°
31
72°
57°
1
73°
52°
2
75°
54°
3
77°
54°
4
84°
61°
5
74°
52°
6
78°
61°
7
84°
61°
8
71°
52°
9
66°
49°
10
65°
52°
11
66°
52°
12
63°
49°
13
63°
50°
14
64°
51°
15
67°
54°
16
68°
54°
17
69°
53°
18
69°
50°
19
63°
46°
20
67°
47°
21
66°
52°
22
68°
52°
23
68°
51°
24
69°
51°
25
69°
50°
26
67°
47°
27
64°
45°
28
66°
45°
29
65°
44°
30
65°
50°
1
64°
46°
2
60°
44°
3
65°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Schwalbach
Schwalbach's September 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 44° and 61°. 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 Schwalbach. See also: October | November | December.