S
M
T
W
T
F
S
30
67°
44°
31
69°
45°
1
71°
43°
2
69°
35°
3
67°
35°
4
70°
39°
5
70°
43°
6
66°
40°
7
64°
32°
8
60°
31°
9
60°
37°
10
66°
39°
11
69°
37°
12
68°
38°
13
67°
39°
14
69°
41°
15
68°
36°
16
65°
35°
17
66°
37°
18
67°
34°
19
67°
35°
20
66°
38°
21
65°
40°
22
61°
38°
23
57°
35°
24
52°
34°
25
58°
35°
26
59°
34°
27
55°
34°
28
56°
35°
29
55°
35°
30
51°
29°
1
51°
28°
2
52°
26°
3
50°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Brian Head Resort
Brian Head Resort's September 2026 forecast shows daily high temperatures ranging from 50° to 71°, with overnight lows between 26° and 45°. The average high for September is 63° with an average low of 36°. 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 Brian Head Resort. See also: October | November | December.