S
M
T
W
T
F
S
30
71°
50°
31
72°
50°
1
71°
51°
2
73°
54°
3
79°
50°
4
75°
54°
5
71°
51°
6
74°
48°
7
72°
47°
8
76°
48°
9
71°
50°
10
76°
53°
11
75°
45°
12
74°
45°
13
68°
50°
14
71°
55°
15
73°
41°
16
78°
40°
17
67°
40°
18
62°
39°
19
62°
40°
20
63°
44°
21
65°
42°
22
69°
40°
23
62°
38°
24
61°
37°
25
62°
37°
26
63°
39°
27
62°
39°
28
61°
40°
29
60°
39°
30
64°
40°
1
Hist. Avg.
64°
40°
2
Hist. Avg.
63°
39°
3
Hist. Avg.
62°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kulm
Kulm's September 2026 forecast shows daily high temperatures ranging from 60° to 79°, with overnight lows between 37° and 55°. The average high for September is 69° with an average low of 45°. 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 Kulm. See also: October | November | December.