S
M
T
W
T
F
S
30
81°
57°
31
81°
54°
1
75°
54°
2
77°
54°
3
79°
54°
4
84°
57°
5
N/A
6
80°
52°
7
82°
55°
8
84°
55°
9
75°
55°
10
62°
51°
11
67°
50°
12
64°
48°
13
61°
46°
14
64°
46°
15
64°
46°
16
67°
48°
17
66°
49°
18
70°
49°
19
66°
48°
20
65°
46°
21
68°
49°
22
67°
46°
23
68°
47°
24
69°
47°
25
69°
48°
26
68°
46°
27
65°
42°
28
62°
41°
29
61°
40°
30
64°
47°
1
61°
42°
2
60°
39°
3
62°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Leising
Leising's September 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 39° and 55°. The average high for September is 67° with an average low of 47°. 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 Leising. See also: October | November | December.