S
M
T
W
T
F
S
30
68°
59°
31
64°
54°
1
64°
54°
2
63°
55°
3
66°
55°
4
73°
54°
5
63°
52°
6
66°
48°
7
79°
59°
8
77°
59°
9
59°
50°
10
59°
48°
11
64°
52°
12
64°
54°
13
61°
55°
14
66°
57°
15
75°
61°
16
66°
52°
17
61°
48°
18
59°
52°
19
66°
52°
20
59°
48°
21
57°
46°
22
59°
48°
23
61°
46°
24
57°
50°
25
67°
48°
26
73°
52°
27
76°
58°
28
78°
58°
29
78°
58°
30
77°
58°
1
70°
53°
2
68°
54°
3
67°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Merenberg
Merenberg's September 2026 forecast shows daily high temperatures ranging from 67° to 78°, with overnight lows between 48° and 58°. The average high for September is 73° with an average low of 54°. 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 Merenberg. See also: October | November | December.
