S
M
T
W
T
F
S
30
63°
52°
31
63°
54°
1
63°
52°
2
59°
50°
3
66°
53°
4
59°
50°
5
60°
52°
6
68°
54°
7
61°
49°
8
55°
48°
9
56°
46°
10
58°
46°
11
59°
47°
12
59°
46°
13
60°
50°
14
60°
50°
15
59°
46°
16
55°
51°
17
58°
50°
18
59°
51°
19
59°
51°
20
57°
50°
21
59°
51°
22
59°
51°
23
58°
50°
24
59°
50°
25
58°
49°
26
59°
50°
27
58°
50°
28
58°
49°
29
57°
48°
30
55°
46°
1
53°
45°
2
52°
46°
3
53°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bettyhill
Bettyhill's September 2026 forecast shows daily high temperatures ranging from 52° to 68°, with overnight lows between 45° and 54°. The average high for September is 58° with an average low of 49°. 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 Bettyhill. See also: October | November | December.