S
M
T
W
T
F
S
30
69°
50°
31
68°
51°
1
67°
54°
2
68°
53°
3
71°
53°
4
70°
54°
5
69°
53°
6
72°
49°
7
72°
48°
8
71°
48°
9
67°
49°
10
70°
52°
11
69°
51°
12
70°
53°
13
71°
55°
14
70°
54°
15
64°
47°
16
62°
50°
17
63°
52°
18
65°
53°
19
62°
50°
20
62°
45°
21
61°
49°
22
Hist. Avg.
63°
47°
23
Hist. Avg.
63°
47°
24
Hist. Avg.
63°
47°
25
Hist. Avg.
62°
46°
26
Hist. Avg.
62°
46°
27
Hist. Avg.
62°
46°
28
Hist. Avg.
61°
46°
29
Hist. Avg.
61°
45°
30
Hist. Avg.
61°
45°
1
Hist. Avg.
60°
45°
2
Hist. Avg.
60°
45°
3
Hist. Avg.
60°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Tapfheim
Tapfheim's September 2026 forecast shows daily high temperatures ranging from 61° to 72°, with overnight lows between 45° and 55°. The average high for September is 68° with an average low of 51°. 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 Tapfheim. See also: October | November | December.