S
M
T
W
T
F
S
30
82°
63°
31
77°
63°
1
77°
56°
2
80°
53°
3
83°
55°
4
89°
60°
5
N/A
6
81°
57°
7
86°
63°
8
85°
60°
9
65°
48°
10
69°
47°
11
69°
55°
12
65°
52°
13
66°
51°
14
68°
52°
15
71°
53°
16
71°
52°
17
73°
51°
18
71°
52°
19
63°
46°
20
65°
47°
21
67°
50°
22
69°
48°
23
69°
49°
24
70°
51°
25
70°
52°
26
69°
49°
27
66°
46°
28
67°
49°
29
67°
49°
30
66°
48°
1
62°
44°
2
63°
43°
3
65°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Merdingen
Merdingen's September 2026 forecast shows daily high temperatures ranging from 62° to 86°, with overnight lows between 43° and 63°. The average high for September is 69° 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 Merdingen. See also: October | November | December.