S
M
T
W
T
F
S
30
75°
58°
31
75°
57°
1
73°
54°
2
64°
50°
3
64°
55°
4
72°
57°
5
74°
57°
6
74°
56°
7
73°
56°
8
72°
55°
9
69°
54°
10
68°
55°
11
64°
49°
12
63°
48°
13
64°
47°
14
68°
44°
15
64°
40°
16
60°
39°
17
57°
39°
18
57°
36°
19
58°
41°
20
59°
47°
21
64°
50°
22
67°
50°
23
68°
52°
24
68°
50°
25
70°
49°
26
68°
45°
27
68°
40°
28
57°
42°
29
61°
36°
30
54°
44°
1
65°
35°
2
56°
31°
3
49°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lutsen
Lutsen's September 2026 forecast shows daily high temperatures ranging from 49° to 75°, with overnight lows between 31° and 58°. The average high for September is 65° 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 Lutsen. See also: October | November | December.