S
M
T
W
T
F
S
30
86°
45°
31
85°
43°
1
75°
48°
2
73°
50°
3
80°
51°
4
82°
42°
5
74°
44°
6
73°
50°
7
81°
49°
8
82°
41°
9
73°
47°
10
72°
45°
11
72°
40°
12
70°
41°
13
69°
44°
14
71°
46°
15
77°
48°
16
78°
48°
17
79°
46°
18
78°
39°
19
69°
44°
20
73°
43°
21
74°
44°
22
75°
35°
23
66°
34°
24
64°
35°
25
67°
38°
26
72°
39°
27
Hist. Avg.
76°
38°
28
Hist. Avg.
75°
38°
29
Hist. Avg.
75°
37°
30
Hist. Avg.
74°
37°
1
Hist. Avg.
74°
36°
2
Hist. Avg.
73°
36°
3
Hist. Avg.
73°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Lusk
Lusk's September 2026 forecast shows daily high temperatures ranging from 64° to 86°, with overnight lows between 34° and 51°. The average high for September is 75° with an average low of 44°. 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 Lusk. See also: October | November | December.