S
M
T
W
T
F
S
30
66°
52°
31
67°
52°
1
66°
53°
2
65°
55°
3
65°
53°
4
66°
51°
5
65°
54°
6
64°
50°
7
64°
49°
8
65°
51°
9
65°
55°
10
66°
51°
11
64°
53°
12
62°
55°
13
63°
54°
14
67°
53°
15
67°
48°
16
63°
47°
17
61°
49°
18
65°
55°
19
67°
56°
20
67°
55°
21
66°
56°
22
67°
54°
23
65°
55°
24
66°
54°
25
63°
52°
26
60°
51°
27
59°
52°
28
62°
53°
29
65°
52°
30
58°
50°
1
59°
52°
2
57°
50°
3
Hist. Avg.
60°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Welte
Welte's September 2026 forecast shows daily high temperatures ranging from 57° to 67°, with overnight lows between 47° and 56°. The average high for September is 64° with an average low of 52°. 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 Welte. See also: October | November | December.