S
M
T
W
T
F
S
30
68°
49°
31
70°
49°
1
70°
48°
2
72°
50°
3
72°
49°
4
71°
49°
5
72°
48°
6
72°
49°
7
73°
48°
8
70°
46°
9
71°
47°
10
66°
46°
11
71°
41°
12
66°
42°
13
71°
41°
14
70°
44°
15
68°
38°
16
62°
41°
17
67°
43°
18
69°
44°
19
70°
43°
20
71°
40°
21
66°
41°
22
57°
44°
23
67°
41°
24
64°
38°
25
57°
36°
26
59°
39°
27
64°
41°
28
66°
40°
29
66°
35°
30
65°
24°
1
57°
32°
2
53°
36°
3
62°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Penhold
Penhold's September 2026 forecast shows daily high temperatures ranging from 53° to 73°, with overnight lows between 24° and 50°. The average high for September is 67° with an average low of 42°. 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 Penhold. See also: October | November | December.