S
M
T
W
T
F
S
30
64°
54°
31
63°
48°
1
59°
48°
2
61°
55°
3
63°
54°
4
59°
52°
5
59°
46°
6
64°
45°
7
61°
52°
8
57°
46°
9
61°
43°
10
57°
45°
11
61°
43°
12
63°
43°
13
64°
51°
14
64°
55°
15
62°
49°
16
60°
51°
17
56°
48°
18
57°
51°
19
58°
47°
20
59°
50°
21
60°
49°
22
61°
48°
23
59°
49°
24
61°
46°
25
59°
45°
26
60°
47°
27
58°
46°
28
60°
47°
29
60°
46°
30
58°
44°
1
58°
47°
2
59°
47°
3
59°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Langholm
Langholm's September 2026 forecast shows daily high temperatures ranging from 56° to 64°, with overnight lows between 44° and 55°. The average high for September is 60° with an average low of 48°. 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 Langholm. See also: October | November | December.
