S
M
T
W
T
F
S
30
72°
52°
31
71°
51°
1
71°
53°
2
73°
56°
3
70°
55°
4
72°
52°
5
73°
52°
6
72°
51°
7
71°
49°
8
72°
50°
9
70°
56°
10
70°
51°
11
69°
48°
12
69°
49°
13
70°
53°
14
74°
52°
15
72°
54°
16
75°
55°
17
75°
54°
18
73°
50°
19
73°
53°
20
72°
46°
21
66°
50°
22
66°
52°
23
70°
52°
24
71°
53°
25
72°
48°
26
71°
43°
27
67°
45°
28
62°
44°
29
61°
43°
30
61°
42°
1
Hist. Avg.
65°
46°
2
Hist. Avg.
65°
45°
3
Hist. Avg.
64°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Munderf
Munderf's September 2026 forecast shows daily high temperatures ranging from 61° to 75°, with overnight lows between 42° and 56°. The average high for September is 70° 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 Munderf. See also: October | November | December.